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samba-mirror/source3/libsmb/clifile.c
Volker Lendecke 9f56551275 libsmb: Simplify an if-condition 
Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
2024-03-12 13:31:31 +00:00

7487 lines
178 KiB
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/*
Unix SMB/CIFS implementation.
client file operations
Copyright (C) Andrew Tridgell 1994-1998
Copyright (C) Jeremy Allison 2001-2009
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "includes.h"
#include "system/filesys.h"
#include "libsmb/libsmb.h"
#include "../lib/util/tevent_ntstatus.h"
#include "async_smb.h"
#include "libsmb/clirap.h"
#include "trans2.h"
#include "ntioctl.h"
#include "libcli/security/security.h"
#include "../libcli/smb/smbXcli_base.h"
#include "libcli/smb/reparse.h"
struct cli_setpathinfo_state {
uint16_t setup;
uint8_t *param;
};
static void cli_setpathinfo_done(struct tevent_req *subreq);
struct tevent_req *cli_setpathinfo_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t level,
const char *path,
uint8_t *data,
size_t data_len)
{
struct tevent_req *req, *subreq;
struct cli_setpathinfo_state *state;
uint16_t additional_flags2 = 0;
char *path_cp = NULL;
req = tevent_req_create(mem_ctx, &state,
struct cli_setpathinfo_state);
if (req == NULL) {
return NULL;
}
/* Setup setup word. */
SSVAL(&state->setup, 0, TRANSACT2_SETPATHINFO);
/* Setup param array. */
state->param = talloc_zero_array(state, uint8_t, 6);
if (tevent_req_nomem(state->param, req)) {
return tevent_req_post(req, ev);
}
SSVAL(state->param, 0, level);
/* Check for DFS. */
path_cp = smb1_dfs_share_path(state, cli, path);
if (tevent_req_nomem(path_cp, req)) {
return tevent_req_post(req, ev);
}
state->param = trans2_bytes_push_str(state->param,
smbXcli_conn_use_unicode(cli->conn),
path_cp,
strlen(path_cp)+1,
NULL);
if (tevent_req_nomem(state->param, req)) {
return tevent_req_post(req, ev);
}
if (clistr_is_previous_version_path(path) &&
!INFO_LEVEL_IS_UNIX(level)) {
additional_flags2 = FLAGS2_REPARSE_PATH;
}
subreq = cli_trans_send(
state, /* mem ctx. */
ev, /* event ctx. */
cli, /* cli_state. */
additional_flags2, /* additional_flags2 */
SMBtrans2, /* cmd. */
NULL, /* pipe name. */
-1, /* fid. */
0, /* function. */
0, /* flags. */
&state->setup, /* setup. */
1, /* num setup uint16_t words. */
0, /* max returned setup. */
state->param, /* param. */
talloc_get_size(state->param), /* num param. */
2, /* max returned param. */
data, /* data. */
data_len, /* num data. */
0); /* max returned data. */
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_setpathinfo_done, req);
return req;
}
static void cli_setpathinfo_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_trans_recv(subreq, NULL, NULL, NULL, 0, NULL,
NULL, 0, NULL, NULL, 0, NULL);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_setpathinfo_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_setpathinfo(struct cli_state *cli,
uint16_t level,
const char *path,
uint8_t *data,
size_t data_len)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_NO_MEMORY;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
goto fail;
}
req = cli_setpathinfo_send(ev, ev, cli, level, path, data, data_len);
if (req == NULL) {
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_setpathinfo_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
struct cli_setfileinfo_state {
uint16_t setup;
uint8_t param[6];
};
static void cli_setfileinfo_done(struct tevent_req *subreq);
struct tevent_req *cli_setfileinfo_send(
TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t fnum,
uint16_t level,
uint8_t *data,
size_t data_len)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_setfileinfo_state *state = NULL;
req = tevent_req_create(mem_ctx, &state, struct cli_setfileinfo_state);
if (req == NULL) {
return NULL;
}
PUSH_LE_U16(&state->setup, 0, TRANSACT2_SETFILEINFO);
PUSH_LE_U16(state->param, 0, fnum);
PUSH_LE_U16(state->param, 2, level);
subreq = cli_trans_send(state, /* mem ctx. */
ev, /* event ctx. */
cli, /* cli_state. */
0, /* additional_flags2 */
SMBtrans2, /* cmd. */
NULL, /* pipe name. */
-1, /* fid. */
0, /* function. */
0, /* flags. */
&state->setup, /* setup. */
1, /* num setup uint16_t words. */
0, /* max returned setup. */
state->param, /* param. */
6, /* num param. */
2, /* max returned param. */
data, /* data. */
data_len, /* num data. */
0); /* max returned data. */
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_setfileinfo_done, req);
return req;
}
static void cli_setfileinfo_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_trans_recv(
subreq, /* req */
NULL, /* mem_ctx */
NULL, /* recv_flags2 */
NULL, /* setup */
0, /* min_setup */
NULL, /* num_setup */
NULL, /* param */
0, /* min_param */
NULL, /* num_param */
NULL, /* data */
0, /* min_data */
NULL); /* num_data */
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_setfileinfo_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
/****************************************************************************
Hard/Symlink a file (UNIX extensions).
Creates new name (sym)linked to link_target.
****************************************************************************/
struct cli_posix_link_internal_state {
uint8_t *data;
};
static void cli_posix_link_internal_done(struct tevent_req *subreq);
static struct tevent_req *cli_posix_link_internal_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t level,
const char *link_target,
const char *newname)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_posix_link_internal_state *state = NULL;
req = tevent_req_create(mem_ctx, &state,
struct cli_posix_link_internal_state);
if (req == NULL) {
return NULL;
}
/* Setup data array. */
state->data = talloc_array(state, uint8_t, 0);
if (tevent_req_nomem(state->data, req)) {
return tevent_req_post(req, ev);
}
state->data = trans2_bytes_push_str(
state->data, smbXcli_conn_use_unicode(cli->conn),
link_target, strlen(link_target)+1, NULL);
subreq = cli_setpathinfo_send(
state, ev, cli, level, newname,
state->data, talloc_get_size(state->data));
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_link_internal_done, req);
return req;
}
static void cli_posix_link_internal_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_setpathinfo_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static NTSTATUS cli_posix_link_internal_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
/****************************************************************************
Symlink a file (UNIX extensions).
****************************************************************************/
struct cli_posix_symlink_state {
uint8_t dummy;
};
static void cli_posix_symlink_done(struct tevent_req *subreq);
struct tevent_req *cli_posix_symlink_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *link_target,
const char *newname)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_posix_symlink_state *state = NULL;
req = tevent_req_create(
mem_ctx, &state, struct cli_posix_symlink_state);
if (req == NULL) {
return NULL;
}
subreq = cli_posix_link_internal_send(
mem_ctx, ev, cli, SMB_SET_FILE_UNIX_LINK, link_target, newname);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_symlink_done, req);
return req;
}
static void cli_posix_symlink_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_posix_link_internal_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_posix_symlink_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_posix_symlink(struct cli_state *cli,
const char *link_target,
const char *newname)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_posix_symlink_send(frame,
ev,
cli,
link_target,
newname);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_posix_symlink_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Read a POSIX symlink.
****************************************************************************/
struct cli_posix_readlink_state {
struct cli_state *cli;
char *converted;
};
static void cli_posix_readlink_done(struct tevent_req *subreq);
struct tevent_req *cli_posix_readlink_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_posix_readlink_state *state = NULL;
req = tevent_req_create(
mem_ctx, &state, struct cli_posix_readlink_state);
if (req == NULL) {
return NULL;
}
state->cli = cli;
subreq = cli_qpathinfo_send(
state,
ev,
cli,
fname,
SMB_QUERY_FILE_UNIX_LINK,
1,
UINT16_MAX);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_readlink_done, req);
return req;
}
static void cli_posix_readlink_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_posix_readlink_state *state = tevent_req_data(
req, struct cli_posix_readlink_state);
NTSTATUS status;
uint8_t *data = NULL;
uint32_t num_data = 0;
charset_t charset;
size_t converted_size;
bool ok;
status = cli_qpathinfo_recv(subreq, state, &data, &num_data);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
/*
* num_data is > 1, we've given 1 as minimum to cli_qpathinfo_send
*/
if (data == NULL || data[num_data-1] != '\0') {
tevent_req_nterror(req, NT_STATUS_DATA_ERROR);
return;
}
charset = smbXcli_conn_use_unicode(state->cli->conn) ?
CH_UTF16LE : CH_DOS;
/* The returned data is a pushed string, not raw data. */
ok = convert_string_talloc(
state,
charset,
CH_UNIX,
data,
num_data,
&state->converted,
&converted_size);
if (!ok) {
tevent_req_oom(req);
return;
}
tevent_req_done(req);
}
NTSTATUS cli_posix_readlink_recv(
struct tevent_req *req, TALLOC_CTX *mem_ctx, char **target)
{
struct cli_posix_readlink_state *state = tevent_req_data(
req, struct cli_posix_readlink_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
*target = talloc_move(mem_ctx, &state->converted);
tevent_req_received(req);
return NT_STATUS_OK;
}
/****************************************************************************
Hard link a file (UNIX extensions).
****************************************************************************/
struct cli_posix_hardlink_state {
uint8_t dummy;
};
static void cli_posix_hardlink_done(struct tevent_req *subreq);
struct tevent_req *cli_posix_hardlink_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *oldname,
const char *newname)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_posix_hardlink_state *state = NULL;
req = tevent_req_create(
mem_ctx, &state, struct cli_posix_hardlink_state);
if (req == NULL) {
return NULL;
}
subreq = cli_posix_link_internal_send(
state, ev, cli, SMB_SET_FILE_UNIX_HLINK, oldname, newname);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_hardlink_done, req);
return req;
}
static void cli_posix_hardlink_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_posix_link_internal_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_posix_hardlink_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_posix_hardlink(struct cli_state *cli,
const char *oldname,
const char *newname)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_posix_hardlink_send(frame,
ev,
cli,
oldname,
newname);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_posix_hardlink_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Do a POSIX getacl - pathname based ACL get (UNIX extensions).
****************************************************************************/
struct getacl_state {
uint32_t num_data;
uint8_t *data;
};
static void cli_posix_getacl_done(struct tevent_req *subreq);
struct tevent_req *cli_posix_getacl_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct getacl_state *state = NULL;
req = tevent_req_create(mem_ctx, &state, struct getacl_state);
if (req == NULL) {
return NULL;
}
subreq = cli_qpathinfo_send(state, ev, cli, fname, SMB_QUERY_POSIX_ACL,
0, CLI_BUFFER_SIZE);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_getacl_done, req);
return req;
}
static void cli_posix_getacl_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct getacl_state *state = tevent_req_data(
req, struct getacl_state);
NTSTATUS status;
status = cli_qpathinfo_recv(subreq, state, &state->data,
&state->num_data);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
NTSTATUS cli_posix_getacl_recv(struct tevent_req *req,
TALLOC_CTX *mem_ctx,
size_t *prb_size,
char **retbuf)
{
struct getacl_state *state = tevent_req_data(req, struct getacl_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
*prb_size = (size_t)state->num_data;
*retbuf = (char *)talloc_move(mem_ctx, &state->data);
return NT_STATUS_OK;
}
NTSTATUS cli_posix_getacl(struct cli_state *cli,
const char *fname,
TALLOC_CTX *mem_ctx,
size_t *prb_size,
char **retbuf)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_posix_getacl_send(frame,
ev,
cli,
fname);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_posix_getacl_recv(req, mem_ctx, prb_size, retbuf);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Do a POSIX setacl - pathname based ACL set (UNIX extensions).
****************************************************************************/
struct setacl_state {
uint8_t *data;
};
static void cli_posix_setacl_done(struct tevent_req *subreq);
struct tevent_req *cli_posix_setacl_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname,
const void *data,
size_t num_data)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct setacl_state *state = NULL;
req = tevent_req_create(mem_ctx, &state, struct setacl_state);
if (req == NULL) {
return NULL;
}
state->data = talloc_memdup(state, data, num_data);
if (tevent_req_nomem(state->data, req)) {
return tevent_req_post(req, ev);
}
subreq = cli_setpathinfo_send(state,
ev,
cli,
SMB_SET_POSIX_ACL,
fname,
state->data,
num_data);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_setacl_done, req);
return req;
}
static void cli_posix_setacl_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_setpathinfo_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_posix_setacl_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_posix_setacl(struct cli_state *cli,
const char *fname,
const void *acl_buf,
size_t acl_buf_size)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_posix_setacl_send(frame,
ev,
cli,
fname,
acl_buf,
acl_buf_size);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_posix_setacl_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Stat a file (UNIX extensions).
****************************************************************************/
struct cli_posix_stat_state {
struct stat_ex sbuf;
};
static void cli_posix_stat_done(struct tevent_req *subreq);
struct tevent_req *cli_posix_stat_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct stat_state *state = NULL;
req = tevent_req_create(mem_ctx, &state, struct cli_posix_stat_state);
if (req == NULL) {
return NULL;
}
subreq = cli_qpathinfo_send(state, ev, cli, fname,
SMB_QUERY_FILE_UNIX_BASIC, 100, 100);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_stat_done, req);
return req;
}
static void cli_posix_stat_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_posix_stat_state *state = tevent_req_data(
req, struct cli_posix_stat_state);
SMB_STRUCT_STAT *sbuf = &state->sbuf;
uint8_t *data;
uint32_t num_data = 0;
NTSTATUS status;
status = cli_qpathinfo_recv(subreq, state, &data, &num_data);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
if (num_data != 100) {
/*
* Paranoia, cli_qpathinfo should have guaranteed
* this, but you never know...
*/
tevent_req_nterror(req, NT_STATUS_INVALID_NETWORK_RESPONSE);
return;
}
/* total size, in bytes */
sbuf->st_ex_size = IVAL2_TO_SMB_BIG_UINT(data, 0);
/* number of blocks allocated */
sbuf->st_ex_blocks = IVAL2_TO_SMB_BIG_UINT(data,8);
#if defined (HAVE_STAT_ST_BLOCKS) && defined(STAT_ST_BLOCKSIZE)
sbuf->st_ex_blocks /= STAT_ST_BLOCKSIZE;
#else
/* assume 512 byte blocks */
sbuf->st_ex_blocks /= 512;
#endif
/* time of last change */
sbuf->st_ex_ctime = interpret_long_date(BVAL(data, 16));
/* time of last access */
sbuf->st_ex_atime = interpret_long_date(BVAL(data, 24));
/* time of last modification */
sbuf->st_ex_mtime = interpret_long_date(BVAL(data, 32));
sbuf->st_ex_uid = (uid_t) IVAL(data, 40); /* user ID of owner */
sbuf->st_ex_gid = (gid_t) IVAL(data, 48); /* group ID of owner */
sbuf->st_ex_mode = unix_filetype_from_wire(IVAL(data, 56));
#if defined(HAVE_MAKEDEV)
{
uint32_t dev_major = IVAL(data,60);
uint32_t dev_minor = IVAL(data,68);
sbuf->st_ex_rdev = makedev(dev_major, dev_minor);
}
#endif
/* inode */
sbuf->st_ex_ino = (SMB_INO_T)IVAL2_TO_SMB_BIG_UINT(data, 76);
/* protection */
sbuf->st_ex_mode |= wire_perms_to_unix(IVAL(data, 84));
/* number of hard links */
sbuf->st_ex_nlink = BIG_UINT(data, 92);
tevent_req_done(req);
}
NTSTATUS cli_posix_stat_recv(struct tevent_req *req, struct stat_ex *sbuf)
{
struct cli_posix_stat_state *state = tevent_req_data(
req, struct cli_posix_stat_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
*sbuf = state->sbuf;
return NT_STATUS_OK;
}
NTSTATUS cli_posix_stat(struct cli_state *cli,
const char *fname,
struct stat_ex *sbuf)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_posix_stat_send(frame, ev, cli, fname);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_posix_stat_recv(req, sbuf);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Chmod or chown a file internal (UNIX extensions).
****************************************************************************/
struct cli_posix_chown_chmod_internal_state {
uint8_t data[100];
};
static void cli_posix_chown_chmod_internal_done(struct tevent_req *subreq);
static struct tevent_req *cli_posix_chown_chmod_internal_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname,
uint32_t mode,
uint32_t uid,
uint32_t gid)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_posix_chown_chmod_internal_state *state = NULL;
req = tevent_req_create(mem_ctx, &state,
struct cli_posix_chown_chmod_internal_state);
if (req == NULL) {
return NULL;
}
memset(state->data, 0xff, 40); /* Set all sizes/times to no change. */
SIVAL(state->data,40,uid);
SIVAL(state->data,48,gid);
SIVAL(state->data,84,mode);
subreq = cli_setpathinfo_send(state, ev, cli, SMB_SET_FILE_UNIX_BASIC,
fname, state->data, sizeof(state->data));
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_chown_chmod_internal_done,
req);
return req;
}
static void cli_posix_chown_chmod_internal_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_setpathinfo_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static NTSTATUS cli_posix_chown_chmod_internal_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
/****************************************************************************
chmod a file (UNIX extensions).
****************************************************************************/
struct cli_posix_chmod_state {
uint8_t dummy;
};
static void cli_posix_chmod_done(struct tevent_req *subreq);
struct tevent_req *cli_posix_chmod_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname,
mode_t mode)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_posix_chmod_state *state = NULL;
req = tevent_req_create(mem_ctx, &state, struct cli_posix_chmod_state);
if (req == NULL) {
return NULL;
}
subreq = cli_posix_chown_chmod_internal_send(
state,
ev,
cli,
fname,
unix_perms_to_wire(mode),
SMB_UID_NO_CHANGE,
SMB_GID_NO_CHANGE);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_chmod_done, req);
return req;
}
static void cli_posix_chmod_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_posix_chown_chmod_internal_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_posix_chmod_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_posix_chmod(struct cli_state *cli, const char *fname, mode_t mode)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_posix_chmod_send(frame,
ev,
cli,
fname,
mode);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_posix_chmod_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
chown a file (UNIX extensions).
****************************************************************************/
struct cli_posix_chown_state {
uint8_t dummy;
};
static void cli_posix_chown_done(struct tevent_req *subreq);
struct tevent_req *cli_posix_chown_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname,
uid_t uid,
gid_t gid)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_posix_chown_state *state = NULL;
req = tevent_req_create(
mem_ctx, &state, struct cli_posix_chown_state);
if (req == NULL) {
return NULL;
}
subreq = cli_posix_chown_chmod_internal_send(
state,
ev,
cli,
fname,
SMB_MODE_NO_CHANGE,
(uint32_t)uid,
(uint32_t)gid);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_chown_done, req);
return req;
}
static void cli_posix_chown_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_posix_chown_chmod_internal_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_posix_chown_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_posix_chown(struct cli_state *cli,
const char *fname,
uid_t uid,
gid_t gid)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_posix_chown_send(frame,
ev,
cli,
fname,
uid,
gid);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_posix_chown_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
struct cli_smb1_posix_mknod_state {
uint8_t data[100];
};
static void cli_smb1_posix_mknod_done(struct tevent_req *subreq);
static struct tevent_req *cli_smb1_posix_mknod_send(
TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname,
mode_t mode,
dev_t dev)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_smb1_posix_mknod_state *state = NULL;
mode_t type = mode & S_IFMT;
uint32_t smb_unix_type = 0xFFFFFFFF;
req = tevent_req_create(
mem_ctx, &state, struct cli_smb1_posix_mknod_state);
if (req == NULL) {
return NULL;
}
/*
* Set all sizes/times/ids to no change.
*/
memset(state->data, 0xff, 56);
switch (type) {
case S_IFREG:
smb_unix_type = UNIX_TYPE_FILE;
break;
case S_IFDIR:
smb_unix_type = UNIX_TYPE_DIR;
break;
case S_IFLNK:
smb_unix_type = UNIX_TYPE_SYMLINK;
break;
case S_IFCHR:
smb_unix_type = UNIX_TYPE_CHARDEV;
break;
case S_IFBLK:
smb_unix_type = UNIX_TYPE_BLKDEV;
break;
case S_IFIFO:
smb_unix_type = UNIX_TYPE_FIFO;
break;
case S_IFSOCK:
smb_unix_type = UNIX_TYPE_SOCKET;
break;
}
PUSH_LE_U32(state->data, 56, smb_unix_type);
if ((type == S_IFCHR) || (type == S_IFBLK)) {
PUSH_LE_U64(state->data, 60, unix_dev_major(dev));
PUSH_LE_U64(state->data, 68, unix_dev_minor(dev));
}
PUSH_LE_U32(state->data, 84, unix_perms_to_wire(mode));
subreq = cli_setpathinfo_send(
state,
ev,
cli,
SMB_SET_FILE_UNIX_BASIC,
fname,
state->data,
sizeof(state->data));
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_smb1_posix_mknod_done, req);
return req;
}
static void cli_smb1_posix_mknod_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_setpathinfo_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static NTSTATUS cli_smb1_posix_mknod_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
struct cli_mknod_state {
uint8_t buf[24];
};
static void cli_mknod_done1(struct tevent_req *subreq);
static void cli_mknod_reparse_done(struct tevent_req *subreq);
struct tevent_req *cli_mknod_send(
TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname,
mode_t mode,
dev_t dev)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_mknod_state *state = NULL;
struct reparse_data_buffer reparse_buf = {
.tag = IO_REPARSE_TAG_NFS,
};
struct nfs_reparse_data_buffer *nfs = &reparse_buf.parsed.nfs;
ssize_t buflen;
req = tevent_req_create(mem_ctx, &state, struct cli_mknod_state);
if (req == NULL) {
return NULL;
}
if (cli->requested_posix_capabilities != 0) {
subreq = cli_smb1_posix_mknod_send(
state, ev, cli, fname, mode, dev);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_mknod_done1, req);
return req;
}
/*
* Ignored for all but BLK and CHR
*/
nfs->data.dev.major = major(dev);
nfs->data.dev.minor = minor(dev);
switch (mode & S_IFMT) {
case S_IFIFO:
nfs->type = NFS_SPECFILE_FIFO;
break;
case S_IFSOCK:
nfs->type = NFS_SPECFILE_SOCK;
break;
case S_IFCHR:
nfs->type = NFS_SPECFILE_CHR;
break;
case S_IFBLK:
nfs->type = NFS_SPECFILE_BLK;
break;
}
buflen = reparse_data_buffer_marshall(&reparse_buf,
state->buf,
sizeof(state->buf));
if ((buflen == -1) || (buflen > sizeof(state->buf))) {
tevent_req_nterror(req, NT_STATUS_INTERNAL_ERROR);
return tevent_req_post(req, ev);
}
subreq = cli_create_reparse_point_send(state,
ev,
cli,
fname,
(DATA_BLOB){
.data = state->buf,
.length = buflen,
});
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_mknod_reparse_done, req);
return req;
}
static void cli_mknod_done1(struct tevent_req *subreq)
{
NTSTATUS status = cli_smb1_posix_mknod_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static void cli_mknod_reparse_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_create_reparse_point_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_mknod_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS
cli_mknod(struct cli_state *cli, const char *fname, mode_t mode, dev_t dev)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_NO_MEMORY;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
goto fail;
}
req = cli_mknod_send(ev, ev, cli, fname, mode, dev);
if (req == NULL) {
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_mknod_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Rename a file.
****************************************************************************/
struct cli_smb1_rename_state {
uint8_t *data;
};
static void cli_smb1_rename_done(struct tevent_req *subreq);
static struct tevent_req *cli_smb1_rename_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname_src,
const char *fname_dst,
bool replace)
{
NTSTATUS status;
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_smb1_rename_state *state = NULL;
smb_ucs2_t *converted_str = NULL;
size_t converted_size_bytes = 0;
req = tevent_req_create(mem_ctx, &state, struct cli_smb1_rename_state);
if (req == NULL) {
return NULL;
}
/*
* Strip a MSDFS path from fname_dst if we were given one.
*/
status = cli_dfs_target_check(state,
cli,
fname_dst,
&fname_dst);
if (!NT_STATUS_IS_OK(status)) {
goto fail;
}
if (!push_ucs2_talloc(talloc_tos(), &converted_str, fname_dst,
&converted_size_bytes)) {
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
/* W2K8 insists the dest name is not null
terminated. Remove the last 2 zero bytes
and reduce the name length. */
if (converted_size_bytes < 2) {
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
converted_size_bytes -= 2;
state->data =
talloc_zero_array(state, uint8_t, 12 + converted_size_bytes);
if (state->data == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (replace) {
SCVAL(state->data, 0, 1);
}
SIVAL(state->data, 8, converted_size_bytes);
memcpy(state->data + 12, converted_str, converted_size_bytes);
TALLOC_FREE(converted_str);
subreq = cli_setpathinfo_send(
state, ev, cli, SMB_FILE_RENAME_INFORMATION, fname_src, state->data,
talloc_get_size(state->data));
if (tevent_req_nomem(subreq, req)) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
tevent_req_set_callback(subreq, cli_smb1_rename_done, req);
return req;
fail:
TALLOC_FREE(converted_str);
tevent_req_nterror(req, status);
return tevent_req_post(req, ev);
}
static void cli_smb1_rename_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_setpathinfo_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static NTSTATUS cli_smb1_rename_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
static void cli_cifs_rename_done(struct tevent_req *subreq);
struct cli_cifs_rename_state {
uint16_t vwv[1];
};
static struct tevent_req *cli_cifs_rename_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname_src,
const char *fname_dst,
bool replace)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_cifs_rename_state *state = NULL;
uint8_t additional_flags = 0;
uint16_t additional_flags2 = 0;
uint8_t *bytes = NULL;
char *fname_src_cp = NULL;
char *fname_dst_cp = NULL;
req = tevent_req_create(mem_ctx, &state, struct cli_cifs_rename_state);
if (req == NULL) {
return NULL;
}
if (replace) {
/*
* CIFS doesn't support replace
*/
tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
return tevent_req_post(req, ev);
}
SSVAL(state->vwv+0, 0, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_DIRECTORY);
bytes = talloc_array(state, uint8_t, 1);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
/*
* SMBmv on a DFS share uses DFS names for src and dst.
* See smbtorture3: SMB1-DFS-PATHS: test_smb1_mv().
*/
fname_src_cp = smb1_dfs_share_path(state, cli, fname_src);
if (tevent_req_nomem(fname_src_cp, req)) {
return tevent_req_post(req, ev);
}
bytes[0] = 4;
bytes = smb_bytes_push_str(bytes,
smbXcli_conn_use_unicode(cli->conn),
fname_src_cp,
strlen(fname_src_cp)+1,
NULL);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
if (clistr_is_previous_version_path(fname_src)) {
additional_flags2 = FLAGS2_REPARSE_PATH;
}
bytes = talloc_realloc(state, bytes, uint8_t,
talloc_get_size(bytes)+1);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
/*
* SMBmv on a DFS share uses DFS names for src and dst.
* See smbtorture3: SMB1-DFS-PATHS: test_smb1_mv().
*/
fname_dst_cp = smb1_dfs_share_path(state, cli, fname_dst);
if (tevent_req_nomem(fname_dst_cp, req)) {
return tevent_req_post(req, ev);
}
bytes[talloc_get_size(bytes)-1] = 4;
bytes = smb_bytes_push_str(bytes,
smbXcli_conn_use_unicode(cli->conn),
fname_dst_cp,
strlen(fname_dst_cp)+1,
NULL);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
subreq = cli_smb_send(state, ev, cli, SMBmv, additional_flags,
additional_flags2,
1, state->vwv, talloc_get_size(bytes), bytes);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_cifs_rename_done, req);
return req;
}
static void cli_cifs_rename_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_smb_recv(
subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static NTSTATUS cli_cifs_rename_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
struct cli_rename_state {
uint8_t dummy;
};
static void cli_rename_done1(struct tevent_req *subreq);
static void cli_rename_done_cifs(struct tevent_req *subreq);
static void cli_rename_done2(struct tevent_req *subreq);
struct tevent_req *cli_rename_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname_src,
const char *fname_dst,
bool replace)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_rename_state *state = NULL;
req = tevent_req_create(mem_ctx, &state, struct cli_rename_state);
if (req == NULL) {
return NULL;
}
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
subreq = cli_smb2_rename_send(
state, ev, cli, fname_src, fname_dst, replace);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_rename_done2, req);
return req;
}
if (replace && smbXcli_conn_support_passthrough(cli->conn)) {
subreq = cli_smb1_rename_send(
state, ev, cli, fname_src, fname_dst, replace);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_rename_done1, req);
return req;
}
subreq = cli_cifs_rename_send(
state, ev, cli, fname_src,fname_dst, replace);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_rename_done_cifs, req);
return req;
}
static void cli_rename_done1(struct tevent_req *subreq)
{
NTSTATUS status = cli_smb1_rename_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static void cli_rename_done_cifs(struct tevent_req *subreq)
{
NTSTATUS status = cli_cifs_rename_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static void cli_rename_done2(struct tevent_req *subreq)
{
NTSTATUS status = cli_smb2_rename_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_rename_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_rename(struct cli_state *cli,
const char *fname_src,
const char *fname_dst,
bool replace)
{
TALLOC_CTX *frame = NULL;
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_OK;
frame = talloc_stackframe();
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_rename_send(frame, ev, cli, fname_src, fname_dst, replace);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_rename_recv(req);
cli->raw_status = status; /* cli_smb2_rename_recv doesn't set this */
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
NT Rename a file.
****************************************************************************/
static void cli_ntrename_internal_done(struct tevent_req *subreq);
struct cli_ntrename_internal_state {
uint16_t vwv[4];
};
static struct tevent_req *cli_ntrename_internal_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname_src,
const char *fname_dst,
uint16_t rename_flag)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_ntrename_internal_state *state = NULL;
uint8_t additional_flags = 0;
uint16_t additional_flags2 = 0;
uint8_t *bytes = NULL;
char *fname_src_cp = NULL;
char *fname_dst_cp = NULL;
req = tevent_req_create(mem_ctx, &state,
struct cli_ntrename_internal_state);
if (req == NULL) {
return NULL;
}
SSVAL(state->vwv+0, 0 ,FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_DIRECTORY);
SSVAL(state->vwv+1, 0, rename_flag);
bytes = talloc_array(state, uint8_t, 1);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
/*
* SMBntrename on a DFS share uses DFS names for src and dst.
* See smbtorture3: SMB1-DFS-PATHS: test_smb1_ntrename_rename().
*/
fname_src_cp = smb1_dfs_share_path(state, cli, fname_src);
if (tevent_req_nomem(fname_src_cp, req)) {
return tevent_req_post(req, ev);
}
bytes[0] = 4;
bytes = smb_bytes_push_str(bytes,
smbXcli_conn_use_unicode(cli->conn),
fname_src_cp,
strlen(fname_src_cp)+1,
NULL);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
if (clistr_is_previous_version_path(fname_src)) {
additional_flags2 = FLAGS2_REPARSE_PATH;
}
bytes = talloc_realloc(state, bytes, uint8_t,
talloc_get_size(bytes)+1);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
/*
* SMBntrename on a DFS share uses DFS names for src and dst.
* See smbtorture3: SMB1-DFS-PATHS: test_smb1_ntrename_rename().
* and smbtorture3: SMB1-DFS-PATHS: test_smb1_ntrename_hardlink()
*/
fname_dst_cp = smb1_dfs_share_path(state, cli, fname_dst);
if (tevent_req_nomem(fname_dst_cp, req)) {
return tevent_req_post(req, ev);
}
bytes[talloc_get_size(bytes)-1] = 4;
bytes = smb_bytes_push_str(bytes,
smbXcli_conn_use_unicode(cli->conn),
fname_dst_cp,
strlen(fname_dst_cp)+1,
NULL);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
subreq = cli_smb_send(state, ev, cli, SMBntrename, additional_flags,
additional_flags2,
4, state->vwv, talloc_get_size(bytes), bytes);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_ntrename_internal_done, req);
return req;
}
static void cli_ntrename_internal_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_smb_recv(
subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static NTSTATUS cli_ntrename_internal_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
struct tevent_req *cli_ntrename_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname_src,
const char *fname_dst)
{
return cli_ntrename_internal_send(mem_ctx,
ev,
cli,
fname_src,
fname_dst,
RENAME_FLAG_RENAME);
}
NTSTATUS cli_ntrename_recv(struct tevent_req *req)
{
return cli_ntrename_internal_recv(req);
}
NTSTATUS cli_ntrename(struct cli_state *cli, const char *fname_src, const char *fname_dst)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_ntrename_send(frame, ev, cli, fname_src, fname_dst);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_ntrename_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
NT hardlink a file.
****************************************************************************/
static struct tevent_req *cli_nt_hardlink_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname_src,
const char *fname_dst)
{
return cli_ntrename_internal_send(mem_ctx,
ev,
cli,
fname_src,
fname_dst,
RENAME_FLAG_HARD_LINK);
}
static NTSTATUS cli_nt_hardlink_recv(struct tevent_req *req)
{
return cli_ntrename_internal_recv(req);
}
struct cli_smb2_hardlink_state {
struct tevent_context *ev;
struct cli_state *cli;
uint16_t fnum_src;
const char *fname_dst;
bool overwrite;
NTSTATUS status;
};
static void cli_smb2_hardlink_opened(struct tevent_req *subreq);
static void cli_smb2_hardlink_info_set(struct tevent_req *subreq);
static void cli_smb2_hardlink_closed(struct tevent_req *subreq);
static struct tevent_req *cli_smb2_hardlink_send(
TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname_src,
const char *fname_dst,
bool overwrite,
struct smb2_create_blobs *in_cblobs)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_smb2_hardlink_state *state = NULL;
NTSTATUS status;
req = tevent_req_create(
mem_ctx, &state, struct cli_smb2_hardlink_state);
if (req == NULL) {
return NULL;
}
/*
* Strip a MSDFS path from fname_dst if we were given one.
*/
status = cli_dfs_target_check(state,
cli,
fname_dst,
&fname_dst);
if (tevent_req_nterror(req, status)) {
return tevent_req_post(req, ev);
}
state->ev = ev;
state->cli = cli;
state->fname_dst = fname_dst;
state->overwrite = overwrite;
subreq = cli_smb2_create_fnum_send(
state,
ev,
cli,
fname_src,
(struct cli_smb2_create_flags){0},
SMB2_IMPERSONATION_IMPERSONATION,
FILE_WRITE_ATTRIBUTES,
0, /* file attributes */
FILE_SHARE_READ|
FILE_SHARE_WRITE|
FILE_SHARE_DELETE, /* share_access */
FILE_OPEN, /* create_disposition */
FILE_NON_DIRECTORY_FILE, /* no hardlinks on directories */
in_cblobs);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_smb2_hardlink_opened, req);
return req;
}
static void cli_smb2_hardlink_opened(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_smb2_hardlink_state *state = tevent_req_data(
req, struct cli_smb2_hardlink_state);
NTSTATUS status;
smb_ucs2_t *ucs2_dst;
size_t ucs2_len;
DATA_BLOB inbuf;
bool ok;
status = cli_smb2_create_fnum_recv(
subreq, &state->fnum_src, NULL, NULL, NULL, NULL);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
ok = push_ucs2_talloc(state, &ucs2_dst, state->fname_dst, &ucs2_len);
if (!ok || (ucs2_len < 2)) {
tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER);
return;
}
/* Don't 0-terminate the name */
ucs2_len -= 2;
inbuf = data_blob_talloc_zero(state, ucs2_len + 20);
if (tevent_req_nomem(inbuf.data, req)) {
return;
}
if (state->overwrite) {
SCVAL(inbuf.data, 0, 1);
}
SIVAL(inbuf.data, 16, ucs2_len);
memcpy(inbuf.data + 20, ucs2_dst, ucs2_len);
TALLOC_FREE(ucs2_dst);
subreq = cli_smb2_set_info_fnum_send(
state,
state->ev,
state->cli,
state->fnum_src,
1, /* in_info_type */
SMB_FILE_LINK_INFORMATION - 1000, /* in_file_info_class */
&inbuf,
0); /* in_additional_info */
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, cli_smb2_hardlink_info_set, req);
}
static void cli_smb2_hardlink_info_set(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_smb2_hardlink_state *state = tevent_req_data(
req, struct cli_smb2_hardlink_state);
state->status = cli_smb2_set_info_fnum_recv(subreq);
TALLOC_FREE(subreq);
/* ignore error here, we need to close the file */
subreq = cli_smb2_close_fnum_send(state,
state->ev,
state->cli,
state->fnum_src,
0);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, cli_smb2_hardlink_closed, req);
}
static void cli_smb2_hardlink_closed(struct tevent_req *subreq)
{
NTSTATUS status = cli_smb2_close_fnum_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static NTSTATUS cli_smb2_hardlink_recv(struct tevent_req *req)
{
struct cli_smb2_hardlink_state *state = tevent_req_data(
req, struct cli_smb2_hardlink_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
return state->status;
}
struct cli_hardlink_state {
uint8_t dummy;
};
static void cli_hardlink_done(struct tevent_req *subreq);
static void cli_hardlink_done2(struct tevent_req *subreq);
struct tevent_req *cli_hardlink_send(
TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname_src,
const char *fname_dst)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_hardlink_state *state;
req = tevent_req_create(mem_ctx, &state, struct cli_hardlink_state);
if (req == NULL) {
return NULL;
}
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
subreq = cli_smb2_hardlink_send(
state, ev, cli, fname_src, fname_dst, false, NULL);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_hardlink_done2, req);
return req;
}
subreq = cli_nt_hardlink_send(state, ev, cli, fname_src, fname_dst);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_hardlink_done, req);
return req;
}
static void cli_hardlink_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_nt_hardlink_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static void cli_hardlink_done2(struct tevent_req *subreq)
{
NTSTATUS status = cli_smb2_hardlink_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_hardlink_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_hardlink(
struct cli_state *cli, const char *fname_src, const char *fname_dst)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_NO_MEMORY;
if (smbXcli_conn_has_async_calls(cli->conn)) {
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
goto fail;
}
req = cli_hardlink_send(frame, ev, cli, fname_src, fname_dst);
if (req == NULL) {
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_hardlink_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Delete a file.
****************************************************************************/
static void cli_unlink_done(struct tevent_req *subreq);
static void cli_unlink_done2(struct tevent_req *subreq);
struct cli_unlink_state {
uint16_t vwv[1];
};
struct tevent_req *cli_unlink_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname,
uint32_t mayhave_attrs)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_unlink_state *state = NULL;
uint8_t additional_flags = 0;
uint16_t additional_flags2 = 0;
uint8_t *bytes = NULL;
char *fname_cp = NULL;
req = tevent_req_create(mem_ctx, &state, struct cli_unlink_state);
if (req == NULL) {
return NULL;
}
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
subreq = cli_smb2_unlink_send(state, ev, cli, fname, NULL);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_unlink_done2, req);
return req;
}
if (mayhave_attrs & 0xFFFF0000) {
/*
* Don't allow attributes greater than
* 16-bits for a 16-bit protocol value.
*/
if (tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER)) {
return tevent_req_post(req, ev);
}
}
SSVAL(state->vwv+0, 0, mayhave_attrs);
bytes = talloc_array(state, uint8_t, 1);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
/*
* SMBunlink on a DFS share must use DFS names.
*/
fname_cp = smb1_dfs_share_path(state, cli, fname);
if (tevent_req_nomem(fname_cp, req)) {
return tevent_req_post(req, ev);
}
bytes[0] = 4;
bytes = smb_bytes_push_str(bytes,
smbXcli_conn_use_unicode(cli->conn),
fname_cp,
strlen(fname_cp)+1,
NULL);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
if (clistr_is_previous_version_path(fname)) {
additional_flags2 = FLAGS2_REPARSE_PATH;
}
subreq = cli_smb_send(state, ev, cli, SMBunlink, additional_flags,
additional_flags2,
1, state->vwv, talloc_get_size(bytes), bytes);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_unlink_done, req);
return req;
}
static void cli_unlink_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_smb_recv(
subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static void cli_unlink_done2(struct tevent_req *subreq)
{
NTSTATUS status = cli_smb2_unlink_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_unlink_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_unlink(struct cli_state *cli, const char *fname, uint32_t mayhave_attrs)
{
TALLOC_CTX *frame = NULL;
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_OK;
frame = talloc_stackframe();
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_unlink_send(frame, ev, cli, fname, mayhave_attrs);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_unlink_recv(req);
cli->raw_status = status; /* cli_smb2_unlink_recv doesn't set this */
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Create a directory.
****************************************************************************/
static void cli_mkdir_done(struct tevent_req *subreq);
static void cli_mkdir_done2(struct tevent_req *subreq);
struct cli_mkdir_state {
int dummy;
};
struct tevent_req *cli_mkdir_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *dname)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_mkdir_state *state = NULL;
uint8_t additional_flags = 0;
uint16_t additional_flags2 = 0;
uint8_t *bytes = NULL;
char *dname_cp = NULL;
req = tevent_req_create(mem_ctx, &state, struct cli_mkdir_state);
if (req == NULL) {
return NULL;
}
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
subreq = cli_smb2_mkdir_send(state, ev, cli, dname);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_mkdir_done2, req);
return req;
}
bytes = talloc_array(state, uint8_t, 1);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
/*
* SMBmkdir on a DFS share must use DFS names.
*/
dname_cp = smb1_dfs_share_path(state, cli, dname);
if (tevent_req_nomem(dname_cp, req)) {
return tevent_req_post(req, ev);
}
bytes[0] = 4;
bytes = smb_bytes_push_str(bytes,
smbXcli_conn_use_unicode(cli->conn),
dname_cp,
strlen(dname_cp)+1,
NULL);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
if (clistr_is_previous_version_path(dname)) {
additional_flags2 = FLAGS2_REPARSE_PATH;
}
subreq = cli_smb_send(state, ev, cli, SMBmkdir, additional_flags,
additional_flags2,
0, NULL, talloc_get_size(bytes), bytes);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_mkdir_done, req);
return req;
}
static void cli_mkdir_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
NTSTATUS status;
status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
static void cli_mkdir_done2(struct tevent_req *subreq)
{
NTSTATUS status = cli_smb2_mkdir_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_mkdir_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_mkdir(struct cli_state *cli, const char *dname)
{
TALLOC_CTX *frame = NULL;
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_OK;
frame = talloc_stackframe();
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_mkdir_send(frame, ev, cli, dname);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_mkdir_recv(req);
cli->raw_status = status; /* cli_smb2_mkdir_recv doesn't set this */
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Remove a directory.
****************************************************************************/
static void cli_rmdir_done(struct tevent_req *subreq);
static void cli_rmdir_done2(struct tevent_req *subreq);
struct cli_rmdir_state {
int dummy;
};
struct tevent_req *cli_rmdir_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *dname)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_rmdir_state *state = NULL;
uint8_t additional_flags = 0;
uint16_t additional_flags2 = 0;
uint8_t *bytes = NULL;
char *dname_cp = NULL;
req = tevent_req_create(mem_ctx, &state, struct cli_rmdir_state);
if (req == NULL) {
return NULL;
}
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
subreq = cli_smb2_rmdir_send(state, ev, cli, dname, NULL);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_rmdir_done2, req);
return req;
}
bytes = talloc_array(state, uint8_t, 1);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
/*
* SMBrmdir on a DFS share must use DFS names.
*/
dname_cp = smb1_dfs_share_path(state, cli, dname);
if (tevent_req_nomem(dname_cp, req)) {
return tevent_req_post(req, ev);
}
bytes[0] = 4;
bytes = smb_bytes_push_str(bytes,
smbXcli_conn_use_unicode(cli->conn),
dname_cp,
strlen(dname_cp)+1,
NULL);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
if (clistr_is_previous_version_path(dname)) {
additional_flags2 = FLAGS2_REPARSE_PATH;
}
subreq = cli_smb_send(state, ev, cli, SMBrmdir, additional_flags,
additional_flags2,
0, NULL, talloc_get_size(bytes), bytes);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_rmdir_done, req);
return req;
}
static void cli_rmdir_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_smb_recv(
subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static void cli_rmdir_done2(struct tevent_req *subreq)
{
NTSTATUS status = cli_smb2_rmdir_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_rmdir_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_rmdir(struct cli_state *cli, const char *dname)
{
TALLOC_CTX *frame = NULL;
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_OK;
frame = talloc_stackframe();
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_rmdir_send(frame, ev, cli, dname);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_rmdir_recv(req);
cli->raw_status = status; /* cli_smb2_rmdir_recv doesn't set this */
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Set or clear the delete on close flag.
****************************************************************************/
struct doc_state {
uint8_t data[1];
};
static void cli_nt_delete_on_close_smb1_done(struct tevent_req *subreq);
static void cli_nt_delete_on_close_smb2_done(struct tevent_req *subreq);
struct tevent_req *cli_nt_delete_on_close_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t fnum,
bool flag)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct doc_state *state = NULL;
req = tevent_req_create(mem_ctx, &state, struct doc_state);
if (req == NULL) {
return NULL;
}
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
subreq = cli_smb2_delete_on_close_send(state, ev, cli,
fnum, flag);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq,
cli_nt_delete_on_close_smb2_done,
req);
return req;
}
/* Setup data array. */
SCVAL(&state->data[0], 0, flag ? 1 : 0);
subreq = cli_setfileinfo_send(
state,
ev,
cli,
fnum,
SMB_SET_FILE_DISPOSITION_INFO,
state->data,
sizeof(state->data));
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq,
cli_nt_delete_on_close_smb1_done,
req);
return req;
}
static void cli_nt_delete_on_close_smb1_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_setfileinfo_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static void cli_nt_delete_on_close_smb2_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_smb2_delete_on_close_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_nt_delete_on_close_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_nt_delete_on_close(struct cli_state *cli, uint16_t fnum, bool flag)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_nt_delete_on_close_send(frame,
ev,
cli,
fnum,
flag);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_nt_delete_on_close_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
struct cli_ntcreate1_state {
uint16_t vwv[24];
uint16_t fnum;
struct smb_create_returns cr;
struct tevent_req *subreq;
};
static void cli_ntcreate1_done(struct tevent_req *subreq);
static bool cli_ntcreate1_cancel(struct tevent_req *req);
static struct tevent_req *cli_ntcreate1_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname,
uint32_t CreatFlags,
uint32_t DesiredAccess,
uint32_t FileAttributes,
uint32_t ShareAccess,
uint32_t CreateDisposition,
uint32_t CreateOptions,
uint32_t ImpersonationLevel,
uint8_t SecurityFlags)
{
struct tevent_req *req, *subreq;
struct cli_ntcreate1_state *state;
uint16_t *vwv;
uint8_t *bytes;
size_t converted_len;
uint16_t additional_flags2 = 0;
char *fname_cp = NULL;
req = tevent_req_create(mem_ctx, &state, struct cli_ntcreate1_state);
if (req == NULL) {
return NULL;
}
vwv = state->vwv;
SCVAL(vwv+0, 0, 0xFF);
SCVAL(vwv+0, 1, 0);
SSVAL(vwv+1, 0, 0);
SCVAL(vwv+2, 0, 0);
if (cli->use_oplocks) {
CreatFlags |= (REQUEST_OPLOCK|REQUEST_BATCH_OPLOCK);
}
SIVAL(vwv+3, 1, CreatFlags);
SIVAL(vwv+5, 1, 0x0); /* RootDirectoryFid */
SIVAL(vwv+7, 1, DesiredAccess);
SIVAL(vwv+9, 1, 0x0); /* AllocationSize */
SIVAL(vwv+11, 1, 0x0); /* AllocationSize */
SIVAL(vwv+13, 1, FileAttributes);
SIVAL(vwv+15, 1, ShareAccess);
SIVAL(vwv+17, 1, CreateDisposition);
SIVAL(vwv+19, 1, CreateOptions |
(cli->backup_intent ? FILE_OPEN_FOR_BACKUP_INTENT : 0));
SIVAL(vwv+21, 1, ImpersonationLevel);
SCVAL(vwv+23, 1, SecurityFlags);
bytes = talloc_array(state, uint8_t, 0);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
/*
* SMBntcreateX on a DFS share must use DFS names.
*/
fname_cp = smb1_dfs_share_path(state, cli, fname);
if (tevent_req_nomem(fname_cp, req)) {
return tevent_req_post(req, ev);
}
bytes = smb_bytes_push_str(bytes,
smbXcli_conn_use_unicode(cli->conn),
fname_cp,
strlen(fname_cp)+1,
&converted_len);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
if (clistr_is_previous_version_path(fname)) {
additional_flags2 = FLAGS2_REPARSE_PATH;
}
/* sigh. this copes with broken netapp filer behaviour */
bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), "", 1, NULL);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
SSVAL(vwv+2, 1, converted_len);
subreq = cli_smb_send(state, ev, cli, SMBntcreateX, 0,
additional_flags2, 24, vwv,
talloc_get_size(bytes), bytes);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_ntcreate1_done, req);
state->subreq = subreq;
tevent_req_set_cancel_fn(req, cli_ntcreate1_cancel);
return req;
}
static void cli_ntcreate1_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_ntcreate1_state *state = tevent_req_data(
req, struct cli_ntcreate1_state);
uint8_t wct;
uint16_t *vwv;
uint32_t num_bytes;
uint8_t *bytes;
NTSTATUS status;
status = cli_smb_recv(subreq, state, NULL, 34, &wct, &vwv,
&num_bytes, &bytes);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
state->cr.oplock_level = CVAL(vwv+2, 0);
state->fnum = SVAL(vwv+2, 1);
state->cr.create_action = IVAL(vwv+3, 1);
state->cr.creation_time = BVAL(vwv+5, 1);
state->cr.last_access_time = BVAL(vwv+9, 1);
state->cr.last_write_time = BVAL(vwv+13, 1);
state->cr.change_time = BVAL(vwv+17, 1);
state->cr.file_attributes = IVAL(vwv+21, 1);
state->cr.allocation_size = BVAL(vwv+23, 1);
state->cr.end_of_file = BVAL(vwv+27, 1);
tevent_req_done(req);
}
static bool cli_ntcreate1_cancel(struct tevent_req *req)
{
struct cli_ntcreate1_state *state = tevent_req_data(
req, struct cli_ntcreate1_state);
return tevent_req_cancel(state->subreq);
}
static NTSTATUS cli_ntcreate1_recv(struct tevent_req *req,
uint16_t *pfnum,
struct smb_create_returns *cr)
{
struct cli_ntcreate1_state *state = tevent_req_data(
req, struct cli_ntcreate1_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
*pfnum = state->fnum;
if (cr != NULL) {
*cr = state->cr;
}
return NT_STATUS_OK;
}
struct cli_ntcreate_state {
struct smb_create_returns cr;
uint16_t fnum;
struct tevent_req *subreq;
};
static void cli_ntcreate_done_nt1(struct tevent_req *subreq);
static void cli_ntcreate_done_smb2(struct tevent_req *subreq);
static bool cli_ntcreate_cancel(struct tevent_req *req);
struct tevent_req *cli_ntcreate_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname,
uint32_t create_flags,
uint32_t desired_access,
uint32_t file_attributes,
uint32_t share_access,
uint32_t create_disposition,
uint32_t create_options,
uint32_t impersonation_level,
uint8_t security_flags)
{
struct tevent_req *req, *subreq;
struct cli_ntcreate_state *state;
req = tevent_req_create(mem_ctx, &state, struct cli_ntcreate_state);
if (req == NULL) {
return NULL;
}
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
struct cli_smb2_create_flags cflags = {0};
if (cli->use_oplocks) {
create_flags |= REQUEST_OPLOCK|REQUEST_BATCH_OPLOCK;
}
cflags = (struct cli_smb2_create_flags) {
.batch_oplock = (create_flags & REQUEST_BATCH_OPLOCK),
.exclusive_oplock = (create_flags & REQUEST_OPLOCK),
};
subreq = cli_smb2_create_fnum_send(
state,
ev,
cli,
fname,
cflags,
impersonation_level,
desired_access,
file_attributes,
share_access,
create_disposition,
create_options,
NULL);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_ntcreate_done_smb2, req);
} else {
subreq = cli_ntcreate1_send(
state, ev, cli, fname, create_flags, desired_access,
file_attributes, share_access, create_disposition,
create_options, impersonation_level, security_flags);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_ntcreate_done_nt1, req);
}
state->subreq = subreq;
tevent_req_set_cancel_fn(req, cli_ntcreate_cancel);
return req;
}
static void cli_ntcreate_done_nt1(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_ntcreate_state *state = tevent_req_data(
req, struct cli_ntcreate_state);
NTSTATUS status;
status = cli_ntcreate1_recv(subreq, &state->fnum, &state->cr);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
static void cli_ntcreate_done_smb2(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_ntcreate_state *state = tevent_req_data(
req, struct cli_ntcreate_state);
NTSTATUS status;
status = cli_smb2_create_fnum_recv(
subreq,
&state->fnum,
&state->cr,
NULL,
NULL,
NULL);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
static bool cli_ntcreate_cancel(struct tevent_req *req)
{
struct cli_ntcreate_state *state = tevent_req_data(
req, struct cli_ntcreate_state);
return tevent_req_cancel(state->subreq);
}
NTSTATUS cli_ntcreate_recv(struct tevent_req *req, uint16_t *fnum,
struct smb_create_returns *cr)
{
struct cli_ntcreate_state *state = tevent_req_data(
req, struct cli_ntcreate_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
if (fnum != NULL) {
*fnum = state->fnum;
}
if (cr != NULL) {
*cr = state->cr;
}
return NT_STATUS_OK;
}
NTSTATUS cli_ntcreate(struct cli_state *cli,
const char *fname,
uint32_t CreatFlags,
uint32_t DesiredAccess,
uint32_t FileAttributes,
uint32_t ShareAccess,
uint32_t CreateDisposition,
uint32_t CreateOptions,
uint8_t SecurityFlags,
uint16_t *pfid,
struct smb_create_returns *cr)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev;
struct tevent_req *req;
uint32_t ImpersonationLevel = SMB2_IMPERSONATION_IMPERSONATION;
NTSTATUS status = NT_STATUS_NO_MEMORY;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
goto fail;
}
req = cli_ntcreate_send(frame, ev, cli, fname, CreatFlags,
DesiredAccess, FileAttributes, ShareAccess,
CreateDisposition, CreateOptions,
ImpersonationLevel, SecurityFlags);
if (req == NULL) {
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_ntcreate_recv(req, pfid, cr);
fail:
TALLOC_FREE(frame);
return status;
}
struct cli_nttrans_create_state {
uint16_t fnum;
struct smb_create_returns cr;
};
static void cli_nttrans_create_done(struct tevent_req *subreq);
struct tevent_req *cli_nttrans_create_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname,
uint32_t CreatFlags,
uint32_t DesiredAccess,
uint32_t FileAttributes,
uint32_t ShareAccess,
uint32_t CreateDisposition,
uint32_t CreateOptions,
uint8_t SecurityFlags,
struct security_descriptor *secdesc,
struct ea_struct *eas,
int num_eas)
{
struct tevent_req *req, *subreq;
struct cli_nttrans_create_state *state;
uint8_t *param;
uint8_t *secdesc_buf;
size_t secdesc_len;
NTSTATUS status;
size_t converted_len;
uint16_t additional_flags2 = 0;
char *fname_cp = NULL;
req = tevent_req_create(mem_ctx,
&state, struct cli_nttrans_create_state);
if (req == NULL) {
return NULL;
}
if (secdesc != NULL) {
status = marshall_sec_desc(talloc_tos(), secdesc,
&secdesc_buf, &secdesc_len);
if (tevent_req_nterror(req, status)) {
DEBUG(10, ("marshall_sec_desc failed: %s\n",
nt_errstr(status)));
return tevent_req_post(req, ev);
}
} else {
secdesc_buf = NULL;
secdesc_len = 0;
}
if (num_eas != 0) {
/*
* TODO ;-)
*/
tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED);
return tevent_req_post(req, ev);
}
param = talloc_array(state, uint8_t, 53);
if (tevent_req_nomem(param, req)) {
return tevent_req_post(req, ev);
}
/*
* SMBntcreateX on a DFS share must use DFS names.
*/
fname_cp = smb1_dfs_share_path(state, cli, fname);
if (tevent_req_nomem(fname_cp, req)) {
return tevent_req_post(req, ev);
}
param = trans2_bytes_push_str(param,
smbXcli_conn_use_unicode(cli->conn),
fname_cp,
strlen(fname_cp),
&converted_len);
if (tevent_req_nomem(param, req)) {
return tevent_req_post(req, ev);
}
if (clistr_is_previous_version_path(fname)) {
additional_flags2 = FLAGS2_REPARSE_PATH;
}
SIVAL(param, 0, CreatFlags);
SIVAL(param, 4, 0x0); /* RootDirectoryFid */
SIVAL(param, 8, DesiredAccess);
SIVAL(param, 12, 0x0); /* AllocationSize */
SIVAL(param, 16, 0x0); /* AllocationSize */
SIVAL(param, 20, FileAttributes);
SIVAL(param, 24, ShareAccess);
SIVAL(param, 28, CreateDisposition);
SIVAL(param, 32, CreateOptions |
(cli->backup_intent ? FILE_OPEN_FOR_BACKUP_INTENT : 0));
SIVAL(param, 36, secdesc_len);
SIVAL(param, 40, 0); /* EA length*/
SIVAL(param, 44, converted_len);
SIVAL(param, 48, 0x02); /* ImpersonationLevel */
SCVAL(param, 52, SecurityFlags);
subreq = cli_trans_send(state, ev, cli,
additional_flags2, /* additional_flags2 */
SMBnttrans,
NULL, -1, /* name, fid */
NT_TRANSACT_CREATE, 0,
NULL, 0, 0, /* setup */
param, talloc_get_size(param), 128, /* param */
secdesc_buf, secdesc_len, 0); /* data */
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_nttrans_create_done, req);
return req;
}
static void cli_nttrans_create_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_nttrans_create_state *state = tevent_req_data(
req, struct cli_nttrans_create_state);
uint8_t *param;
uint32_t num_param;
NTSTATUS status;
status = cli_trans_recv(subreq, talloc_tos(), NULL,
NULL, 0, NULL, /* rsetup */
&param, 69, &num_param,
NULL, 0, NULL);
if (tevent_req_nterror(req, status)) {
return;
}
state->cr.oplock_level = CVAL(param, 0);
state->fnum = SVAL(param, 2);
state->cr.create_action = IVAL(param, 4);
state->cr.creation_time = BVAL(param, 12);
state->cr.last_access_time = BVAL(param, 20);
state->cr.last_write_time = BVAL(param, 28);
state->cr.change_time = BVAL(param, 36);
state->cr.file_attributes = IVAL(param, 44);
state->cr.allocation_size = BVAL(param, 48);
state->cr.end_of_file = BVAL(param, 56);
TALLOC_FREE(param);
tevent_req_done(req);
}
NTSTATUS cli_nttrans_create_recv(struct tevent_req *req,
uint16_t *fnum,
struct smb_create_returns *cr)
{
struct cli_nttrans_create_state *state = tevent_req_data(
req, struct cli_nttrans_create_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
*fnum = state->fnum;
if (cr != NULL) {
*cr = state->cr;
}
return NT_STATUS_OK;
}
NTSTATUS cli_nttrans_create(struct cli_state *cli,
const char *fname,
uint32_t CreatFlags,
uint32_t DesiredAccess,
uint32_t FileAttributes,
uint32_t ShareAccess,
uint32_t CreateDisposition,
uint32_t CreateOptions,
uint8_t SecurityFlags,
struct security_descriptor *secdesc,
struct ea_struct *eas,
int num_eas,
uint16_t *pfid,
struct smb_create_returns *cr)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_NO_MEMORY;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
goto fail;
}
req = cli_nttrans_create_send(frame, ev, cli, fname, CreatFlags,
DesiredAccess, FileAttributes,
ShareAccess, CreateDisposition,
CreateOptions, SecurityFlags,
secdesc, eas, num_eas);
if (req == NULL) {
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_nttrans_create_recv(req, pfid, cr);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Open a file
WARNING: if you open with O_WRONLY then getattrE won't work!
****************************************************************************/
struct cli_openx_state {
const char *fname;
uint16_t vwv[15];
uint16_t fnum;
struct iovec bytes;
};
static void cli_openx_done(struct tevent_req *subreq);
struct tevent_req *cli_openx_create(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli, const char *fname,
int flags, int share_mode,
struct tevent_req **psmbreq)
{
struct tevent_req *req, *subreq;
struct cli_openx_state *state;
unsigned openfn;
unsigned accessmode;
uint8_t additional_flags;
uint16_t additional_flags2 = 0;
uint8_t *bytes;
char *fname_cp = NULL;
req = tevent_req_create(mem_ctx, &state, struct cli_openx_state);
if (req == NULL) {
return NULL;
}
openfn = 0;
if (flags & O_CREAT) {
openfn |= (1<<4);
}
if (!(flags & O_EXCL)) {
if (flags & O_TRUNC)
openfn |= (1<<1);
else
openfn |= (1<<0);
}
accessmode = (share_mode<<4);
if ((flags & O_ACCMODE) == O_RDWR) {
accessmode |= 2;
} else if ((flags & O_ACCMODE) == O_WRONLY) {
accessmode |= 1;
}
#if defined(O_SYNC)
if ((flags & O_SYNC) == O_SYNC) {
accessmode |= (1<<14);
}
#endif /* O_SYNC */
if (share_mode == DENY_FCB) {
accessmode = 0xFF;
}
SCVAL(state->vwv + 0, 0, 0xFF);
SCVAL(state->vwv + 0, 1, 0);
SSVAL(state->vwv + 1, 0, 0);
SSVAL(state->vwv + 2, 0, 0); /* no additional info */
SSVAL(state->vwv + 3, 0, accessmode);
SSVAL(state->vwv + 4, 0, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN);
SSVAL(state->vwv + 5, 0, 0);
SIVAL(state->vwv + 6, 0, 0);
SSVAL(state->vwv + 8, 0, openfn);
SIVAL(state->vwv + 9, 0, 0);
SIVAL(state->vwv + 11, 0, 0);
SIVAL(state->vwv + 13, 0, 0);
additional_flags = 0;
if (cli->use_oplocks) {
/* if using oplocks then ask for a batch oplock via
core and extended methods */
additional_flags =
FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK;
SSVAL(state->vwv+2, 0, SVAL(state->vwv+2, 0) | 6);
}
bytes = talloc_array(state, uint8_t, 0);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
/*
* SMBopenX on a DFS share must use DFS names.
*/
fname_cp = smb1_dfs_share_path(state, cli, fname);
if (tevent_req_nomem(fname_cp, req)) {
return tevent_req_post(req, ev);
}
bytes = smb_bytes_push_str(bytes,
smbXcli_conn_use_unicode(cli->conn),
fname_cp,
strlen(fname_cp)+1,
NULL);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
if (clistr_is_previous_version_path(fname)) {
additional_flags2 = FLAGS2_REPARSE_PATH;
}
state->bytes.iov_base = (void *)bytes;
state->bytes.iov_len = talloc_get_size(bytes);
subreq = cli_smb_req_create(state, ev, cli, SMBopenX, additional_flags,
additional_flags2, 15, state->vwv, 1, &state->bytes);
if (subreq == NULL) {
TALLOC_FREE(req);
return NULL;
}
tevent_req_set_callback(subreq, cli_openx_done, req);
*psmbreq = subreq;
return req;
}
struct tevent_req *cli_openx_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
struct cli_state *cli, const char *fname,
int flags, int share_mode)
{
struct tevent_req *req, *subreq;
NTSTATUS status;
req = cli_openx_create(mem_ctx, ev, cli, fname, flags, share_mode,
&subreq);
if (req == NULL) {
return NULL;
}
status = smb1cli_req_chain_submit(&subreq, 1);
if (tevent_req_nterror(req, status)) {
return tevent_req_post(req, ev);
}
return req;
}
static void cli_openx_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_openx_state *state = tevent_req_data(
req, struct cli_openx_state);
uint8_t wct;
uint16_t *vwv;
NTSTATUS status;
status = cli_smb_recv(subreq, state, NULL, 3, &wct, &vwv, NULL,
NULL);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
state->fnum = SVAL(vwv+2, 0);
tevent_req_done(req);
}
NTSTATUS cli_openx_recv(struct tevent_req *req, uint16_t *pfnum)
{
struct cli_openx_state *state = tevent_req_data(
req, struct cli_openx_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
*pfnum = state->fnum;
return NT_STATUS_OK;
}
NTSTATUS cli_openx(struct cli_state *cli, const char *fname, int flags,
int share_mode, uint16_t *pfnum)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_NO_MEMORY;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
goto fail;
}
req = cli_openx_send(frame, ev, cli, fname, flags, share_mode);
if (req == NULL) {
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_openx_recv(req, pfnum);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Synchronous wrapper function that does an NtCreateX open by preference
and falls back to openX if this fails.
****************************************************************************/
NTSTATUS cli_open(struct cli_state *cli, const char *fname, int flags,
int share_mode_in, uint16_t *pfnum)
{
NTSTATUS status;
unsigned int openfn = 0;
unsigned int dos_deny = 0;
uint32_t access_mask, share_mode, create_disposition, create_options;
struct smb_create_returns cr = {0};
/* Do the initial mapping into OpenX parameters. */
if (flags & O_CREAT) {
openfn |= (1<<4);
}
if (!(flags & O_EXCL)) {
if (flags & O_TRUNC)
openfn |= (1<<1);
else
openfn |= (1<<0);
}
dos_deny = (share_mode_in<<4);
if ((flags & O_ACCMODE) == O_RDWR) {
dos_deny |= 2;
} else if ((flags & O_ACCMODE) == O_WRONLY) {
dos_deny |= 1;
}
#if defined(O_SYNC)
if (flags & O_SYNC) {
dos_deny |= (1<<14);
}
#endif /* O_SYNC */
if (share_mode_in == DENY_FCB) {
dos_deny = 0xFF;
}
if (!map_open_params_to_ntcreate(fname, dos_deny,
openfn, &access_mask,
&share_mode, &create_disposition,
&create_options, NULL)) {
goto try_openx;
}
status = cli_ntcreate(cli,
fname,
0,
access_mask,
0,
share_mode,
create_disposition,
create_options,
0,
pfnum,
&cr);
/* Try and cope will all variants of "we don't do this call"
and fall back to openX. */
if (NT_STATUS_EQUAL(status,NT_STATUS_NOT_IMPLEMENTED) ||
NT_STATUS_EQUAL(status,NT_STATUS_INVALID_INFO_CLASS) ||
NT_STATUS_EQUAL(status,NT_STATUS_PROCEDURE_NOT_FOUND) ||
NT_STATUS_EQUAL(status,NT_STATUS_INVALID_LEVEL) ||
NT_STATUS_EQUAL(status,NT_STATUS_INVALID_PARAMETER) ||
NT_STATUS_EQUAL(status,NT_STATUS_INVALID_DEVICE_REQUEST) ||
NT_STATUS_EQUAL(status,NT_STATUS_INVALID_DEVICE_STATE) ||
NT_STATUS_EQUAL(status,NT_STATUS_CTL_FILE_NOT_SUPPORTED) ||
NT_STATUS_EQUAL(status,NT_STATUS_UNSUCCESSFUL)) {
goto try_openx;
}
if (NT_STATUS_IS_OK(status) &&
(create_options & FILE_NON_DIRECTORY_FILE) &&
(cr.file_attributes & FILE_ATTRIBUTE_DIRECTORY))
{
/*
* Some (broken) servers return a valid handle
* for directories even if FILE_NON_DIRECTORY_FILE
* is set. Just close the handle and set the
* error explicitly to NT_STATUS_FILE_IS_A_DIRECTORY.
*/
status = cli_close(cli, *pfnum);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
status = NT_STATUS_FILE_IS_A_DIRECTORY;
/* Set this so libsmbclient can retrieve it. */
cli->raw_status = status;
}
return status;
try_openx:
return cli_openx(cli, fname, flags, share_mode_in, pfnum);
}
/****************************************************************************
Close a file.
****************************************************************************/
struct cli_smb1_close_state {
uint16_t vwv[3];
};
static void cli_smb1_close_done(struct tevent_req *subreq);
struct tevent_req *cli_smb1_close_create(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t fnum,
struct tevent_req **psubreq)
{
struct tevent_req *req, *subreq;
struct cli_smb1_close_state *state;
req = tevent_req_create(mem_ctx, &state, struct cli_smb1_close_state);
if (req == NULL) {
return NULL;
}
SSVAL(state->vwv+0, 0, fnum);
SIVALS(state->vwv+1, 0, -1);
subreq = cli_smb_req_create(state, ev, cli, SMBclose, 0, 0,
3, state->vwv, 0, NULL);
if (subreq == NULL) {
TALLOC_FREE(req);
return NULL;
}
tevent_req_set_callback(subreq, cli_smb1_close_done, req);
*psubreq = subreq;
return req;
}
static void cli_smb1_close_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
NTSTATUS status;
status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
struct cli_close_state {
int dummy;
};
static void cli_close_done(struct tevent_req *subreq);
struct tevent_req *cli_close_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t fnum,
uint16_t flags)
{
struct tevent_req *req, *subreq;
struct cli_close_state *state;
NTSTATUS status;
req = tevent_req_create(mem_ctx, &state, struct cli_close_state);
if (req == NULL) {
return NULL;
}
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
subreq = cli_smb2_close_fnum_send(state, ev, cli, fnum, flags);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
} else {
struct tevent_req *ch_req = NULL;
subreq = cli_smb1_close_create(state, ev, cli, fnum, &ch_req);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
status = smb1cli_req_chain_submit(&ch_req, 1);
if (tevent_req_nterror(req, status)) {
return tevent_req_post(req, ev);
}
}
tevent_req_set_callback(subreq, cli_close_done, req);
return req;
}
static void cli_close_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
NTSTATUS status = NT_STATUS_OK;
bool err = tevent_req_is_nterror(subreq, &status);
TALLOC_FREE(subreq);
if (err) {
tevent_req_nterror(req, status);
return;
}
tevent_req_done(req);
}
NTSTATUS cli_close_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_close(struct cli_state *cli, uint16_t fnum)
{
TALLOC_CTX *frame = NULL;
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_OK;
frame = talloc_stackframe();
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_close_send(frame, ev, cli, fnum, 0);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_close_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Truncate a file to a specified size
****************************************************************************/
struct ftrunc_state {
uint8_t data[8];
};
static void cli_ftruncate_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_setfileinfo_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
struct tevent_req *cli_ftruncate_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t fnum,
uint64_t size)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct ftrunc_state *state = NULL;
req = tevent_req_create(mem_ctx, &state, struct ftrunc_state);
if (req == NULL) {
return NULL;
}
/* Setup data array. */
SBVAL(state->data, 0, size);
subreq = cli_setfileinfo_send(
state,
ev,
cli,
fnum,
SMB_SET_FILE_END_OF_FILE_INFO,
state->data,
sizeof(state->data));
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_ftruncate_done, req);
return req;
}
NTSTATUS cli_ftruncate_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_ftruncate(struct cli_state *cli, uint16_t fnum, uint64_t size)
{
TALLOC_CTX *frame = NULL;
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
return cli_smb2_ftruncate(cli, fnum, size);
}
frame = talloc_stackframe();
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_ftruncate_send(frame,
ev,
cli,
fnum,
size);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_ftruncate_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
static uint8_t *cli_lockingx_put_locks(
uint8_t *buf,
bool large,
uint16_t num_locks,
const struct smb1_lock_element *locks)
{
uint16_t i;
for (i=0; i<num_locks; i++) {
const struct smb1_lock_element *e = &locks[i];
if (large) {
SSVAL(buf, 0, e->pid);
SSVAL(buf, 2, 0);
SOFF_T_R(buf, 4, e->offset);
SOFF_T_R(buf, 12, e->length);
buf += 20;
} else {
SSVAL(buf, 0, e->pid);
SIVAL(buf, 2, e->offset);
SIVAL(buf, 6, e->length);
buf += 10;
}
}
return buf;
}
struct cli_lockingx_state {
uint16_t vwv[8];
struct iovec bytes;
struct tevent_req *subreq;
};
static void cli_lockingx_done(struct tevent_req *subreq);
static bool cli_lockingx_cancel(struct tevent_req *req);
struct tevent_req *cli_lockingx_create(
TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t fnum,
uint8_t typeoflock,
uint8_t newoplocklevel,
int32_t timeout,
uint16_t num_unlocks,
const struct smb1_lock_element *unlocks,
uint16_t num_locks,
const struct smb1_lock_element *locks,
struct tevent_req **psmbreq)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_lockingx_state *state = NULL;
uint16_t *vwv;
uint8_t *p;
const bool large = (typeoflock & LOCKING_ANDX_LARGE_FILES);
const size_t element_len = large ? 20 : 10;
/* uint16->size_t, no overflow */
const size_t num_elements = (size_t)num_locks + (size_t)num_unlocks;
/* at most 20*2*65535 = 2621400, no overflow */
const size_t num_bytes = num_elements * element_len;
req = tevent_req_create(mem_ctx, &state, struct cli_lockingx_state);
if (req == NULL) {
return NULL;
}
vwv = state->vwv;
SCVAL(vwv + 0, 0, 0xFF);
SCVAL(vwv + 0, 1, 0);
SSVAL(vwv + 1, 0, 0);
SSVAL(vwv + 2, 0, fnum);
SCVAL(vwv + 3, 0, typeoflock);
SCVAL(vwv + 3, 1, newoplocklevel);
SIVALS(vwv + 4, 0, timeout);
SSVAL(vwv + 6, 0, num_unlocks);
SSVAL(vwv + 7, 0, num_locks);
state->bytes.iov_len = num_bytes;
state->bytes.iov_base = talloc_array(state, uint8_t, num_bytes);
if (tevent_req_nomem(state->bytes.iov_base, req)) {
return tevent_req_post(req, ev);
}
p = cli_lockingx_put_locks(
state->bytes.iov_base, large, num_unlocks, unlocks);
cli_lockingx_put_locks(p, large, num_locks, locks);
subreq = cli_smb_req_create(
state, ev, cli, SMBlockingX, 0, 0, 8, vwv, 1, &state->bytes);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_lockingx_done, req);
*psmbreq = subreq;
return req;
}
struct tevent_req *cli_lockingx_send(
TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t fnum,
uint8_t typeoflock,
uint8_t newoplocklevel,
int32_t timeout,
uint16_t num_unlocks,
const struct smb1_lock_element *unlocks,
uint16_t num_locks,
const struct smb1_lock_element *locks)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_lockingx_state *state = NULL;
NTSTATUS status;
req = cli_lockingx_create(
mem_ctx,
ev,
cli,
fnum,
typeoflock,
newoplocklevel,
timeout,
num_unlocks,
unlocks,
num_locks,
locks,
&subreq);
if (req == NULL) {
return NULL;
}
state = tevent_req_data(req, struct cli_lockingx_state);
state->subreq = subreq;
status = smb1cli_req_chain_submit(&subreq, 1);
if (tevent_req_nterror(req, status)) {
return tevent_req_post(req, ev);
}
tevent_req_set_cancel_fn(req, cli_lockingx_cancel);
return req;
}
static void cli_lockingx_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_smb_recv(
subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static bool cli_lockingx_cancel(struct tevent_req *req)
{
struct cli_lockingx_state *state = tevent_req_data(
req, struct cli_lockingx_state);
if (state->subreq == NULL) {
return false;
}
return tevent_req_cancel(state->subreq);
}
NTSTATUS cli_lockingx_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_lockingx(
struct cli_state *cli,
uint16_t fnum,
uint8_t typeoflock,
uint8_t newoplocklevel,
int32_t timeout,
uint16_t num_unlocks,
const struct smb1_lock_element *unlocks,
uint16_t num_locks,
const struct smb1_lock_element *locks)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_NO_MEMORY;
unsigned int set_timeout = 0;
unsigned int saved_timeout = 0;
if (smbXcli_conn_has_async_calls(cli->conn)) {
return NT_STATUS_INVALID_PARAMETER;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
goto fail;
}
if (timeout != 0) {
if (timeout == -1) {
set_timeout = 0x7FFFFFFF;
} else {
set_timeout = timeout + 2*1000;
}
saved_timeout = cli_set_timeout(cli, set_timeout);
}
req = cli_lockingx_send(
frame,
ev,
cli,
fnum,
typeoflock,
newoplocklevel,
timeout,
num_unlocks,
unlocks,
num_locks,
locks);
if (req == NULL) {
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_lockingx_recv(req);
if (saved_timeout != 0) {
cli_set_timeout(cli, saved_timeout);
}
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
send a lock with a specified locktype
this is used for testing LOCKING_ANDX_CANCEL_LOCK
****************************************************************************/
NTSTATUS cli_locktype(struct cli_state *cli, uint16_t fnum,
uint32_t offset, uint32_t len,
int timeout, unsigned char locktype)
{
struct smb1_lock_element lck = {
.pid = cli_getpid(cli),
.offset = offset,
.length = len,
};
NTSTATUS status;
status = cli_lockingx(
cli, /* cli */
fnum, /* fnum */
locktype, /* typeoflock */
0, /* newoplocklevel */
timeout, /* timeout */
0, /* num_unlocks */
NULL, /* unlocks */
1, /* num_locks */
&lck); /* locks */
return status;
}
/****************************************************************************
Lock a file.
note that timeout is in units of 2 milliseconds
****************************************************************************/
NTSTATUS cli_lock32(struct cli_state *cli, uint16_t fnum,
uint32_t offset, uint32_t len, int timeout,
enum brl_type lock_type)
{
NTSTATUS status;
status = cli_locktype(cli, fnum, offset, len, timeout,
(lock_type == READ_LOCK? 1 : 0));
return status;
}
/****************************************************************************
Unlock a file.
****************************************************************************/
struct cli_unlock_state {
struct smb1_lock_element lck;
};
static void cli_unlock_done(struct tevent_req *subreq);
struct tevent_req *cli_unlock_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t fnum,
uint64_t offset,
uint64_t len)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_unlock_state *state = NULL;
req = tevent_req_create(mem_ctx, &state, struct cli_unlock_state);
if (req == NULL) {
return NULL;
}
state->lck = (struct smb1_lock_element) {
.pid = cli_getpid(cli),
.offset = offset,
.length = len,
};
subreq = cli_lockingx_send(
state, /* mem_ctx */
ev, /* tevent_context */
cli, /* cli */
fnum, /* fnum */
0, /* typeoflock */
0, /* newoplocklevel */
0, /* timeout */
1, /* num_unlocks */
&state->lck, /* unlocks */
0, /* num_locks */
NULL); /* locks */
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_unlock_done, req);
return req;
}
static void cli_unlock_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_lockingx_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_unlock_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_unlock(struct cli_state *cli,
uint16_t fnum,
uint32_t offset,
uint32_t len)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_unlock_send(frame, ev, cli,
fnum, offset, len);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_unlock_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Get/unlock a POSIX lock on a file - internal function.
****************************************************************************/
struct posix_lock_state {
uint16_t setup;
uint8_t param[4];
uint8_t data[POSIX_LOCK_DATA_SIZE];
};
static void cli_posix_unlock_internal_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_trans_recv(subreq, NULL, NULL, NULL, 0, NULL,
NULL, 0, NULL, NULL, 0, NULL);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static struct tevent_req *cli_posix_lock_internal_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t fnum,
uint64_t offset,
uint64_t len,
bool wait_lock,
enum brl_type lock_type)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct posix_lock_state *state = NULL;
req = tevent_req_create(mem_ctx, &state, struct posix_lock_state);
if (req == NULL) {
return NULL;
}
/* Setup setup word. */
SSVAL(&state->setup, 0, TRANSACT2_SETFILEINFO);
/* Setup param array. */
SSVAL(&state->param, 0, fnum);
SSVAL(&state->param, 2, SMB_SET_POSIX_LOCK);
/* Setup data array. */
switch (lock_type) {
case READ_LOCK:
SSVAL(&state->data, POSIX_LOCK_TYPE_OFFSET,
POSIX_LOCK_TYPE_READ);
break;
case WRITE_LOCK:
SSVAL(&state->data, POSIX_LOCK_TYPE_OFFSET,
POSIX_LOCK_TYPE_WRITE);
break;
case UNLOCK_LOCK:
SSVAL(&state->data, POSIX_LOCK_TYPE_OFFSET,
POSIX_LOCK_TYPE_UNLOCK);
break;
default:
return NULL;
}
if (wait_lock) {
SSVAL(&state->data, POSIX_LOCK_FLAGS_OFFSET,
POSIX_LOCK_FLAG_WAIT);
} else {
SSVAL(state->data, POSIX_LOCK_FLAGS_OFFSET,
POSIX_LOCK_FLAG_NOWAIT);
}
SIVAL(&state->data, POSIX_LOCK_PID_OFFSET, cli_getpid(cli));
SOFF_T(&state->data, POSIX_LOCK_START_OFFSET, offset);
SOFF_T(&state->data, POSIX_LOCK_LEN_OFFSET, len);
subreq = cli_trans_send(state, /* mem ctx. */
ev, /* event ctx. */
cli, /* cli_state. */
0, /* additional_flags2 */
SMBtrans2, /* cmd. */
NULL, /* pipe name. */
-1, /* fid. */
0, /* function. */
0, /* flags. */
&state->setup, /* setup. */
1, /* num setup uint16_t words. */
0, /* max returned setup. */
state->param, /* param. */
4, /* num param. */
2, /* max returned param. */
state->data, /* data. */
POSIX_LOCK_DATA_SIZE, /* num data. */
0); /* max returned data. */
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_unlock_internal_done, req);
return req;
}
/****************************************************************************
POSIX Lock a file.
****************************************************************************/
struct tevent_req *cli_posix_lock_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t fnum,
uint64_t offset,
uint64_t len,
bool wait_lock,
enum brl_type lock_type)
{
return cli_posix_lock_internal_send(mem_ctx, ev, cli, fnum, offset, len,
wait_lock, lock_type);
}
NTSTATUS cli_posix_lock_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_posix_lock(struct cli_state *cli, uint16_t fnum,
uint64_t offset, uint64_t len,
bool wait_lock, enum brl_type lock_type)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
if (lock_type != READ_LOCK && lock_type != WRITE_LOCK) {
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_posix_lock_send(frame,
ev,
cli,
fnum,
offset,
len,
wait_lock,
lock_type);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_posix_lock_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
POSIX Unlock a file.
****************************************************************************/
struct tevent_req *cli_posix_unlock_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t fnum,
uint64_t offset,
uint64_t len)
{
return cli_posix_lock_internal_send(mem_ctx, ev, cli, fnum, offset, len,
false, UNLOCK_LOCK);
}
NTSTATUS cli_posix_unlock_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_posix_unlock(struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_posix_unlock_send(frame,
ev,
cli,
fnum,
offset,
len);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_posix_unlock_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Do a SMBgetattrE call.
****************************************************************************/
static void cli_getattrE_done(struct tevent_req *subreq);
struct cli_getattrE_state {
uint16_t vwv[1];
int zone_offset;
uint32_t attr;
off_t size;
time_t change_time;
time_t access_time;
time_t write_time;
};
struct tevent_req *cli_getattrE_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t fnum)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_getattrE_state *state = NULL;
uint8_t additional_flags = 0;
req = tevent_req_create(mem_ctx, &state, struct cli_getattrE_state);
if (req == NULL) {
return NULL;
}
state->zone_offset = smb1cli_conn_server_time_zone(cli->conn);
SSVAL(state->vwv+0,0,fnum);
subreq = cli_smb_send(state, ev, cli, SMBgetattrE, additional_flags, 0,
1, state->vwv, 0, NULL);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_getattrE_done, req);
return req;
}
static void cli_getattrE_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_getattrE_state *state = tevent_req_data(
req, struct cli_getattrE_state);
uint8_t wct;
uint16_t *vwv = NULL;
NTSTATUS status;
status = cli_smb_recv(subreq, state, NULL, 11, &wct, &vwv,
NULL, NULL);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
state->size = (off_t)IVAL(vwv+6,0);
state->attr = SVAL(vwv+10,0);
state->change_time = make_unix_date2(vwv+0, state->zone_offset);
state->access_time = make_unix_date2(vwv+2, state->zone_offset);
state->write_time = make_unix_date2(vwv+4, state->zone_offset);
tevent_req_done(req);
}
NTSTATUS cli_getattrE_recv(struct tevent_req *req,
uint32_t *pattr,
off_t *size,
time_t *change_time,
time_t *access_time,
time_t *write_time)
{
struct cli_getattrE_state *state = tevent_req_data(
req, struct cli_getattrE_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
if (pattr) {
*pattr = state->attr;
}
if (size) {
*size = state->size;
}
if (change_time) {
*change_time = state->change_time;
}
if (access_time) {
*access_time = state->access_time;
}
if (write_time) {
*write_time = state->write_time;
}
return NT_STATUS_OK;
}
/****************************************************************************
Do a SMBgetatr call
****************************************************************************/
static void cli_getatr_done(struct tevent_req *subreq);
struct cli_getatr_state {
int zone_offset;
uint32_t attr;
off_t size;
time_t write_time;
};
struct tevent_req *cli_getatr_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_getatr_state *state = NULL;
uint8_t additional_flags = 0;
uint16_t additional_flags2 = 0;
uint8_t *bytes = NULL;
char *fname_cp = NULL;
req = tevent_req_create(mem_ctx, &state, struct cli_getatr_state);
if (req == NULL) {
return NULL;
}
state->zone_offset = smb1cli_conn_server_time_zone(cli->conn);
bytes = talloc_array(state, uint8_t, 1);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
/*
* SMBgetatr on a DFS share must use DFS names.
*/
fname_cp = smb1_dfs_share_path(state, cli, fname);
if (tevent_req_nomem(fname_cp, req)) {
return tevent_req_post(req, ev);
}
bytes[0] = 4;
bytes = smb_bytes_push_str(bytes,
smbXcli_conn_use_unicode(cli->conn),
fname_cp,
strlen(fname_cp)+1,
NULL);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
if (clistr_is_previous_version_path(fname)) {
additional_flags2 = FLAGS2_REPARSE_PATH;
}
subreq = cli_smb_send(state, ev, cli, SMBgetatr, additional_flags,
additional_flags2,
0, NULL, talloc_get_size(bytes), bytes);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_getatr_done, req);
return req;
}
static void cli_getatr_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_getatr_state *state = tevent_req_data(
req, struct cli_getatr_state);
uint8_t wct;
uint16_t *vwv = NULL;
NTSTATUS status;
status = cli_smb_recv(subreq, state, NULL, 4, &wct, &vwv, NULL,
NULL);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
state->attr = SVAL(vwv+0,0);
state->size = (off_t)IVAL(vwv+3,0);
state->write_time = make_unix_date3(vwv+1, state->zone_offset);
tevent_req_done(req);
}
NTSTATUS cli_getatr_recv(struct tevent_req *req,
uint32_t *pattr,
off_t *size,
time_t *write_time)
{
struct cli_getatr_state *state = tevent_req_data(
req, struct cli_getatr_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
if (pattr) {
*pattr = state->attr;
}
if (size) {
*size = state->size;
}
if (write_time) {
*write_time = state->write_time;
}
return NT_STATUS_OK;
}
NTSTATUS cli_getatr(struct cli_state *cli,
const char *fname,
uint32_t *pattr,
off_t *size,
time_t *write_time)
{
TALLOC_CTX *frame = NULL;
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
struct stat_ex sbuf = {
.st_ex_nlink = 0,
};
uint32_t attr;
status = cli_smb2_qpathinfo_basic(cli, fname, &sbuf, &attr);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
if (pattr != NULL) {
*pattr = attr;
}
if (size != NULL) {
*size = sbuf.st_ex_size;
}
if (write_time != NULL) {
*write_time = sbuf.st_ex_mtime.tv_sec;
}
return NT_STATUS_OK;
}
frame = talloc_stackframe();
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_getatr_send(frame, ev, cli, fname);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_getatr_recv(req,
pattr,
size,
write_time);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Do a SMBsetattrE call.
****************************************************************************/
static void cli_setattrE_done(struct tevent_req *subreq);
struct cli_setattrE_state {
uint16_t vwv[7];
};
struct tevent_req *cli_setattrE_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t fnum,
time_t change_time,
time_t access_time,
time_t write_time)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_setattrE_state *state = NULL;
uint8_t additional_flags = 0;
req = tevent_req_create(mem_ctx, &state, struct cli_setattrE_state);
if (req == NULL) {
return NULL;
}
SSVAL(state->vwv+0, 0, fnum);
push_dos_date2((uint8_t *)&state->vwv[1], 0, change_time,
smb1cli_conn_server_time_zone(cli->conn));
push_dos_date2((uint8_t *)&state->vwv[3], 0, access_time,
smb1cli_conn_server_time_zone(cli->conn));
push_dos_date2((uint8_t *)&state->vwv[5], 0, write_time,
smb1cli_conn_server_time_zone(cli->conn));
subreq = cli_smb_send(state, ev, cli, SMBsetattrE, additional_flags, 0,
7, state->vwv, 0, NULL);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_setattrE_done, req);
return req;
}
static void cli_setattrE_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
NTSTATUS status;
status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
NTSTATUS cli_setattrE_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_setattrE(struct cli_state *cli,
uint16_t fnum,
time_t change_time,
time_t access_time,
time_t write_time)
{
TALLOC_CTX *frame = NULL;
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
return cli_smb2_setattrE(cli,
fnum,
change_time,
access_time,
write_time);
}
frame = talloc_stackframe();
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_setattrE_send(frame, ev,
cli,
fnum,
change_time,
access_time,
write_time);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_setattrE_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Do a SMBsetatr call.
****************************************************************************/
static void cli_setatr_done(struct tevent_req *subreq);
struct cli_setatr_state {
uint16_t vwv[8];
};
struct tevent_req *cli_setatr_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname,
uint32_t attr,
time_t mtime)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_setatr_state *state = NULL;
uint8_t additional_flags = 0;
uint16_t additional_flags2 = 0;
uint8_t *bytes = NULL;
char *fname_cp = NULL;
req = tevent_req_create(mem_ctx, &state, struct cli_setatr_state);
if (req == NULL) {
return NULL;
}
if (attr & 0xFFFF0000) {
/*
* Don't allow attributes greater than
* 16-bits for a 16-bit protocol value.
*/
if (tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER)) {
return tevent_req_post(req, ev);
}
}
SSVAL(state->vwv+0, 0, attr);
push_dos_date3((uint8_t *)&state->vwv[1], 0, mtime, smb1cli_conn_server_time_zone(cli->conn));
bytes = talloc_array(state, uint8_t, 1);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
/*
* SMBsetatr on a DFS share must use DFS names.
*/
fname_cp = smb1_dfs_share_path(state, cli, fname);
if (tevent_req_nomem(fname_cp, req)) {
return tevent_req_post(req, ev);
}
bytes[0] = 4;
bytes = smb_bytes_push_str(bytes,
smbXcli_conn_use_unicode(cli->conn),
fname_cp,
strlen(fname_cp)+1,
NULL);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
bytes = talloc_realloc(state, bytes, uint8_t,
talloc_get_size(bytes)+1);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
bytes[talloc_get_size(bytes)-1] = 4;
bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), "",
1, NULL);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
if (clistr_is_previous_version_path(fname)) {
additional_flags2 = FLAGS2_REPARSE_PATH;
}
subreq = cli_smb_send(state, ev, cli, SMBsetatr, additional_flags,
additional_flags2,
8, state->vwv, talloc_get_size(bytes), bytes);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_setatr_done, req);
return req;
}
static void cli_setatr_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
NTSTATUS status;
status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
NTSTATUS cli_setatr_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_setatr(struct cli_state *cli,
const char *fname,
uint32_t attr,
time_t mtime)
{
TALLOC_CTX *frame = NULL;
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
return cli_smb2_setatr(cli,
fname,
attr,
mtime);
}
frame = talloc_stackframe();
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_setatr_send(frame, ev, cli, fname, attr, mtime);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_setatr_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Check for existence of a dir.
****************************************************************************/
static void cli_chkpath_done(struct tevent_req *subreq);
static void cli_chkpath_opened(struct tevent_req *subreq);
static void cli_chkpath_closed(struct tevent_req *subreq);
struct cli_chkpath_state {
struct tevent_context *ev;
struct cli_state *cli;
};
struct tevent_req *cli_chkpath_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_chkpath_state *state = NULL;
uint8_t additional_flags = 0;
uint16_t additional_flags2 = 0;
uint8_t *bytes = NULL;
char *fname_cp = NULL;
req = tevent_req_create(mem_ctx, &state, struct cli_chkpath_state);
if (req == NULL) {
return NULL;
}
state->ev = ev;
state->cli = cli;
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_NT1) {
subreq = cli_ntcreate_send(
state, /* mem_ctx */
state->ev, /* ev */
state->cli, /* cli */
fname, /* fname */
0, /* create_flags */
FILE_READ_ATTRIBUTES, /* desired_access */
FILE_ATTRIBUTE_DIRECTORY, /* FileAttributes */
FILE_SHARE_READ|
FILE_SHARE_WRITE|
FILE_SHARE_DELETE, /* share_access */
FILE_OPEN, /* CreateDisposition */
FILE_DIRECTORY_FILE, /* CreateOptions */
SMB2_IMPERSONATION_IMPERSONATION,
0); /* SecurityFlags */
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_chkpath_opened, req);
return req;
}
bytes = talloc_array(state, uint8_t, 1);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
/*
* SMBcheckpath on a DFS share must use DFS names.
*/
fname_cp = smb1_dfs_share_path(state, cli, fname);
if (tevent_req_nomem(fname_cp, req)) {
return tevent_req_post(req, ev);
}
bytes[0] = 4;
bytes = smb_bytes_push_str(bytes,
smbXcli_conn_use_unicode(cli->conn),
fname_cp,
strlen(fname_cp)+1,
NULL);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
if (clistr_is_previous_version_path(fname)) {
additional_flags2 = FLAGS2_REPARSE_PATH;
}
subreq = cli_smb_send(state, ev, cli, SMBcheckpath, additional_flags,
additional_flags2,
0, NULL, talloc_get_size(bytes), bytes);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_chkpath_done, req);
return req;
}
static void cli_chkpath_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_smb_recv(
subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static void cli_chkpath_opened(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_chkpath_state *state = tevent_req_data(
req, struct cli_chkpath_state);
NTSTATUS status;
uint16_t fnum;
status = cli_ntcreate_recv(subreq, &fnum, NULL);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
subreq = cli_close_send(state, state->ev, state->cli, fnum, 0);
if (tevent_req_nomem(subreq, req)) {
return;
}
tevent_req_set_callback(subreq, cli_chkpath_closed, req);
}
static void cli_chkpath_closed(struct tevent_req *subreq)
{
NTSTATUS status = cli_close_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_chkpath_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_chkpath(struct cli_state *cli, const char *path)
{
TALLOC_CTX *frame = NULL;
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
char *path2 = NULL;
NTSTATUS status = NT_STATUS_OK;
frame = talloc_stackframe();
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
path2 = talloc_strdup(frame, path);
if (!path2) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
trim_char(path2,'\0','\\');
if (!*path2) {
path2 = talloc_strdup(frame, "\\");
if (!path2) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_chkpath_send(frame, ev, cli, path2);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_chkpath_recv(req);
cli->raw_status = status; /* cli_smb2_chkpath_recv doesn't set this */
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Query disk space.
****************************************************************************/
static void cli_dskattr_done(struct tevent_req *subreq);
struct cli_dskattr_state {
int bsize;
int total;
int avail;
};
struct tevent_req *cli_dskattr_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_dskattr_state *state = NULL;
uint8_t additional_flags = 0;
req = tevent_req_create(mem_ctx, &state, struct cli_dskattr_state);
if (req == NULL) {
return NULL;
}
subreq = cli_smb_send(state, ev, cli, SMBdskattr, additional_flags, 0,
0, NULL, 0, NULL);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_dskattr_done, req);
return req;
}
static void cli_dskattr_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_dskattr_state *state = tevent_req_data(
req, struct cli_dskattr_state);
uint8_t wct;
uint16_t *vwv = NULL;
NTSTATUS status;
status = cli_smb_recv(subreq, state, NULL, 4, &wct, &vwv, NULL,
NULL);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
state->bsize = SVAL(vwv+1, 0)*SVAL(vwv+2,0);
state->total = SVAL(vwv+0, 0);
state->avail = SVAL(vwv+3, 0);
tevent_req_done(req);
}
NTSTATUS cli_dskattr_recv(struct tevent_req *req, int *bsize, int *total, int *avail)
{
struct cli_dskattr_state *state = tevent_req_data(
req, struct cli_dskattr_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
*bsize = state->bsize;
*total = state->total;
*avail = state->avail;
return NT_STATUS_OK;
}
NTSTATUS cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail)
{
TALLOC_CTX *frame = NULL;
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
frame = talloc_stackframe();
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_dskattr_send(frame, ev, cli);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_dskattr_recv(req, bsize, total, avail);
fail:
TALLOC_FREE(frame);
return status;
}
NTSTATUS cli_disk_size(struct cli_state *cli, const char *path, uint64_t *bsize,
uint64_t *total, uint64_t *avail)
{
uint64_t sectors_per_block;
uint64_t bytes_per_sector;
int old_bsize = 0, old_total = 0, old_avail = 0;
NTSTATUS status;
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
return cli_smb2_dskattr(cli, path, bsize, total, avail);
}
/*
* Try the trans2 disk full size info call first.
* We already use this in SMBC_fstatvfs_ctx().
* Ignore 'actual_available_units' as we only
* care about the quota for the caller.
*/
status = cli_get_fs_full_size_info(cli,
total,
avail,
NULL,
&sectors_per_block,
&bytes_per_sector);
/* Try and cope will all variants of "we don't do this call"
and fall back to cli_dskattr. */
if (NT_STATUS_EQUAL(status,NT_STATUS_NOT_IMPLEMENTED) ||
NT_STATUS_EQUAL(status,NT_STATUS_NOT_SUPPORTED) ||
NT_STATUS_EQUAL(status,NT_STATUS_INVALID_INFO_CLASS) ||
NT_STATUS_EQUAL(status,NT_STATUS_PROCEDURE_NOT_FOUND) ||
NT_STATUS_EQUAL(status,NT_STATUS_INVALID_LEVEL) ||
NT_STATUS_EQUAL(status,NT_STATUS_INVALID_PARAMETER) ||
NT_STATUS_EQUAL(status,NT_STATUS_INVALID_DEVICE_REQUEST) ||
NT_STATUS_EQUAL(status,NT_STATUS_INVALID_DEVICE_STATE) ||
NT_STATUS_EQUAL(status,NT_STATUS_CTL_FILE_NOT_SUPPORTED) ||
NT_STATUS_EQUAL(status,NT_STATUS_UNSUCCESSFUL)) {
goto try_dskattr;
}
if (!NT_STATUS_IS_OK(status)) {
return status;
}
if (bsize) {
*bsize = sectors_per_block *
bytes_per_sector;
}
return NT_STATUS_OK;
try_dskattr:
/* Old SMB1 core protocol fallback. */
status = cli_dskattr(cli, &old_bsize, &old_total, &old_avail);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
if (bsize) {
*bsize = (uint64_t)old_bsize;
}
if (total) {
*total = (uint64_t)old_total;
}
if (avail) {
*avail = (uint64_t)old_avail;
}
return NT_STATUS_OK;
}
/****************************************************************************
Create and open a temporary file.
****************************************************************************/
static void cli_ctemp_done(struct tevent_req *subreq);
struct ctemp_state {
uint16_t vwv[3];
char *ret_path;
uint16_t fnum;
};
struct tevent_req *cli_ctemp_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *path)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct ctemp_state *state = NULL;
uint8_t additional_flags = 0;
uint16_t additional_flags2 = 0;
uint8_t *bytes = NULL;
char *path_cp = NULL;
req = tevent_req_create(mem_ctx, &state, struct ctemp_state);
if (req == NULL) {
return NULL;
}
SSVAL(state->vwv,0,0);
SIVALS(state->vwv+1,0,-1);
bytes = talloc_array(state, uint8_t, 1);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
/*
* SMBctemp on a DFS share must use DFS names.
*/
path_cp = smb1_dfs_share_path(state, cli, path);
if (tevent_req_nomem(path_cp, req)) {
return tevent_req_post(req, ev);
}
bytes[0] = 4;
bytes = smb_bytes_push_str(bytes,
smbXcli_conn_use_unicode(cli->conn),
path_cp,
strlen(path_cp)+1,
NULL);
if (tevent_req_nomem(bytes, req)) {
return tevent_req_post(req, ev);
}
if (clistr_is_previous_version_path(path)) {
additional_flags2 = FLAGS2_REPARSE_PATH;
}
subreq = cli_smb_send(state, ev, cli, SMBctemp, additional_flags,
additional_flags2,
3, state->vwv, talloc_get_size(bytes), bytes);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_ctemp_done, req);
return req;
}
static void cli_ctemp_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct ctemp_state *state = tevent_req_data(
req, struct ctemp_state);
NTSTATUS status;
uint8_t wcnt;
uint16_t *vwv;
uint32_t num_bytes = 0;
uint8_t *bytes = NULL;
status = cli_smb_recv(subreq, state, NULL, 1, &wcnt, &vwv,
&num_bytes, &bytes);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
state->fnum = SVAL(vwv+0, 0);
/* From W2K3, the result is just the ASCII name */
if (num_bytes < 2) {
tevent_req_nterror(req, NT_STATUS_DATA_ERROR);
return;
}
if (pull_string_talloc(state,
NULL,
0,
&state->ret_path,
bytes,
num_bytes,
STR_ASCII) == 0) {
tevent_req_nterror(req, NT_STATUS_NO_MEMORY);
return;
}
tevent_req_done(req);
}
NTSTATUS cli_ctemp_recv(struct tevent_req *req,
TALLOC_CTX *ctx,
uint16_t *pfnum,
char **outfile)
{
struct ctemp_state *state = tevent_req_data(req,
struct ctemp_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
*pfnum = state->fnum;
*outfile = talloc_strdup(ctx, state->ret_path);
if (!*outfile) {
return NT_STATUS_NO_MEMORY;
}
return NT_STATUS_OK;
}
NTSTATUS cli_ctemp(struct cli_state *cli,
TALLOC_CTX *ctx,
const char *path,
uint16_t *pfnum,
char **out_path)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_ctemp_send(frame, ev, cli, path);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_ctemp_recv(req, ctx, pfnum, out_path);
fail:
TALLOC_FREE(frame);
return status;
}
/*********************************************************
Set an extended attribute utility fn.
*********************************************************/
static NTSTATUS cli_set_ea(struct cli_state *cli, uint16_t setup_val,
uint8_t *param, unsigned int param_len,
const char *ea_name,
const char *ea_val, size_t ea_len)
{
uint16_t setup[1];
unsigned int data_len = 0;
uint8_t *data = NULL;
char *p;
size_t ea_namelen = strlen(ea_name);
NTSTATUS status;
SSVAL(setup, 0, setup_val);
if (ea_namelen == 0 && ea_len == 0) {
data_len = 4;
data = talloc_array(talloc_tos(),
uint8_t,
data_len);
if (!data) {
return NT_STATUS_NO_MEMORY;
}
p = (char *)data;
SIVAL(p,0,data_len);
} else {
data_len = 4 + 4 + ea_namelen + 1 + ea_len;
data = talloc_array(talloc_tos(),
uint8_t,
data_len);
if (!data) {
return NT_STATUS_NO_MEMORY;
}
p = (char *)data;
SIVAL(p,0,data_len);
p += 4;
SCVAL(p, 0, 0); /* EA flags. */
SCVAL(p, 1, ea_namelen);
SSVAL(p, 2, ea_len);
memcpy(p+4, ea_name, ea_namelen+1); /* Copy in the name. */
memcpy(p+4+ea_namelen+1, ea_val, ea_len);
}
/*
* FIXME - if we want to do previous version path
* processing on an EA set call we need to turn this
* into calls to cli_trans_send()/cli_trans_recv()
* with a temporary event context, as cli_trans_send()
* have access to the additional_flags2 needed to
* send @GMT- paths. JRA.
*/
status = cli_trans(talloc_tos(), cli, SMBtrans2, NULL, -1, 0, 0,
setup, 1, 0,
param, param_len, 2,
data, data_len, 0,
NULL,
NULL, 0, NULL, /* rsetup */
NULL, 0, NULL, /* rparam */
NULL, 0, NULL); /* rdata */
talloc_free(data);
return status;
}
/*********************************************************
Set an extended attribute on a pathname.
*********************************************************/
NTSTATUS cli_set_ea_path(struct cli_state *cli, const char *path,
const char *ea_name, const char *ea_val,
size_t ea_len)
{
unsigned int param_len = 0;
uint8_t *param;
NTSTATUS status;
TALLOC_CTX *frame = NULL;
char *path_cp = NULL;
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
return cli_smb2_set_ea_path(cli,
path,
ea_name,
ea_val,
ea_len);
}
frame = talloc_stackframe();
param = talloc_array(frame, uint8_t, 6);
if (!param) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
SSVAL(param,0,SMB_INFO_SET_EA);
SSVAL(param,2,0);
SSVAL(param,4,0);
/*
* TRANSACT2_SETPATHINFO on a DFS share must use DFS names.
*/
path_cp = smb1_dfs_share_path(frame, cli, path);
if (path_cp == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
param = trans2_bytes_push_str(param,
smbXcli_conn_use_unicode(cli->conn),
path_cp,
strlen(path_cp)+1,
NULL);
param_len = talloc_get_size(param);
status = cli_set_ea(cli, TRANSACT2_SETPATHINFO, param, param_len,
ea_name, ea_val, ea_len);
fail:
TALLOC_FREE(frame);
return status;
}
/*********************************************************
Set an extended attribute on an fnum.
*********************************************************/
NTSTATUS cli_set_ea_fnum(struct cli_state *cli, uint16_t fnum,
const char *ea_name, const char *ea_val,
size_t ea_len)
{
uint8_t param[6] = { 0, };
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
return cli_smb2_set_ea_fnum(cli,
fnum,
ea_name,
ea_val,
ea_len);
}
SSVAL(param,0,fnum);
SSVAL(param,2,SMB_INFO_SET_EA);
return cli_set_ea(cli, TRANSACT2_SETFILEINFO, param, 6,
ea_name, ea_val, ea_len);
}
/*********************************************************
Get an extended attribute list utility fn.
*********************************************************/
static bool parse_ea_blob(TALLOC_CTX *ctx, const uint8_t *rdata,
size_t rdata_len,
size_t *pnum_eas, struct ea_struct **pea_list)
{
struct ea_struct *ea_list = NULL;
size_t num_eas;
size_t ea_size;
const uint8_t *p;
if (rdata_len < 4) {
return false;
}
ea_size = (size_t)IVAL(rdata,0);
if (ea_size > rdata_len) {
return false;
}
if (ea_size == 0) {
/* No EA's present. */
*pnum_eas = 0;
*pea_list = NULL;
return true;
}
p = rdata + 4;
ea_size -= 4;
/* Validate the EA list and count it. */
for (num_eas = 0; ea_size >= 4; num_eas++) {
unsigned int ea_namelen = CVAL(p,1);
unsigned int ea_valuelen = SVAL(p,2);
if (ea_namelen == 0) {
return false;
}
if (4 + ea_namelen + 1 + ea_valuelen > ea_size) {
return false;
}
ea_size -= 4 + ea_namelen + 1 + ea_valuelen;
p += 4 + ea_namelen + 1 + ea_valuelen;
}
if (num_eas == 0) {
*pnum_eas = 0;
*pea_list = NULL;
return true;
}
*pnum_eas = num_eas;
if (!pea_list) {
/* Caller only wants number of EA's. */
return true;
}
ea_list = talloc_array(ctx, struct ea_struct, num_eas);
if (!ea_list) {
return false;
}
p = rdata + 4;
for (num_eas = 0; num_eas < *pnum_eas; num_eas++ ) {
struct ea_struct *ea = &ea_list[num_eas];
fstring unix_ea_name;
unsigned int ea_namelen = CVAL(p,1);
unsigned int ea_valuelen = SVAL(p,2);
ea->flags = CVAL(p,0);
unix_ea_name[0] = '\0';
pull_ascii(unix_ea_name, p + 4, sizeof(unix_ea_name), rdata_len - PTR_DIFF(p+4, rdata), STR_TERMINATE);
ea->name = talloc_strdup(ea_list, unix_ea_name);
if (!ea->name) {
goto fail;
}
/* Ensure the value is null terminated (in case it's a string). */
ea->value = data_blob_talloc(ea_list, NULL, ea_valuelen + 1);
if (!ea->value.data) {
goto fail;
}
if (ea_valuelen) {
memcpy(ea->value.data, p+4+ea_namelen+1, ea_valuelen);
}
ea->value.data[ea_valuelen] = 0;
ea->value.length--;
p += 4 + ea_namelen + 1 + ea_valuelen;
}
*pea_list = ea_list;
return true;
fail:
TALLOC_FREE(ea_list);
return false;
}
/*********************************************************
Get an extended attribute list from a pathname.
*********************************************************/
struct cli_get_ea_list_path_state {
uint32_t num_data;
uint8_t *data;
};
static void cli_get_ea_list_path_done(struct tevent_req *subreq);
struct tevent_req *cli_get_ea_list_path_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname)
{
struct tevent_req *req, *subreq;
struct cli_get_ea_list_path_state *state;
req = tevent_req_create(mem_ctx, &state,
struct cli_get_ea_list_path_state);
if (req == NULL) {
return NULL;
}
subreq = cli_qpathinfo_send(state, ev, cli, fname,
SMB_INFO_QUERY_ALL_EAS, 4,
CLI_BUFFER_SIZE);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_get_ea_list_path_done, req);
return req;
}
static void cli_get_ea_list_path_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_get_ea_list_path_state *state = tevent_req_data(
req, struct cli_get_ea_list_path_state);
NTSTATUS status;
status = cli_qpathinfo_recv(subreq, state, &state->data,
&state->num_data);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
NTSTATUS cli_get_ea_list_path_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
size_t *pnum_eas, struct ea_struct **peas)
{
struct cli_get_ea_list_path_state *state = tevent_req_data(
req, struct cli_get_ea_list_path_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
if (!parse_ea_blob(mem_ctx, state->data, state->num_data,
pnum_eas, peas)) {
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
return NT_STATUS_OK;
}
NTSTATUS cli_get_ea_list_path(struct cli_state *cli, const char *path,
TALLOC_CTX *ctx,
size_t *pnum_eas,
struct ea_struct **pea_list)
{
TALLOC_CTX *frame = NULL;
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_NO_MEMORY;
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
return cli_smb2_get_ea_list_path(cli,
path,
ctx,
pnum_eas,
pea_list);
}
frame = talloc_stackframe();
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
goto fail;
}
req = cli_get_ea_list_path_send(frame, ev, cli, path);
if (req == NULL) {
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_get_ea_list_path_recv(req, ctx, pnum_eas, pea_list);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
Convert open "flags" arg to uint32_t on wire.
****************************************************************************/
static uint32_t open_flags_to_wire(int flags)
{
int open_mode = flags & O_ACCMODE;
uint32_t ret = 0;
switch (open_mode) {
case O_WRONLY:
ret |= SMB_O_WRONLY;
break;
case O_RDWR:
ret |= SMB_O_RDWR;
break;
default:
case O_RDONLY:
ret |= SMB_O_RDONLY;
break;
}
if (flags & O_CREAT) {
ret |= SMB_O_CREAT;
}
if (flags & O_EXCL) {
ret |= SMB_O_EXCL;
}
if (flags & O_TRUNC) {
ret |= SMB_O_TRUNC;
}
#if defined(O_SYNC)
if (flags & O_SYNC) {
ret |= SMB_O_SYNC;
}
#endif /* O_SYNC */
if (flags & O_APPEND) {
ret |= SMB_O_APPEND;
}
#if defined(O_DIRECT)
if (flags & O_DIRECT) {
ret |= SMB_O_DIRECT;
}
#endif
#if defined(O_DIRECTORY)
if (flags & O_DIRECTORY) {
ret |= SMB_O_DIRECTORY;
}
#endif
return ret;
}
/****************************************************************************
Open a file - POSIX semantics. Returns fnum. Doesn't request oplock.
****************************************************************************/
struct cli_posix_open_internal_state {
uint16_t setup;
uint8_t *param;
uint8_t data[18];
uint16_t fnum; /* Out */
};
static void cli_posix_open_internal_done(struct tevent_req *subreq);
static struct tevent_req *cli_posix_open_internal_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname,
uint32_t wire_flags,
mode_t mode)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_posix_open_internal_state *state = NULL;
char *fname_cp = NULL;
req = tevent_req_create(
mem_ctx, &state, struct cli_posix_open_internal_state);
if (req == NULL) {
return NULL;
}
/* Setup setup word. */
SSVAL(&state->setup, 0, TRANSACT2_SETPATHINFO);
/* Setup param array. */
state->param = talloc_zero_array(state, uint8_t, 6);
if (tevent_req_nomem(state->param, req)) {
return tevent_req_post(req, ev);
}
SSVAL(state->param, 0, SMB_POSIX_PATH_OPEN);
/*
* TRANSACT2_SETPATHINFO on a DFS share must use DFS names.
*/
fname_cp = smb1_dfs_share_path(state, cli, fname);
if (tevent_req_nomem(fname_cp, req)) {
return tevent_req_post(req, ev);
}
state->param = trans2_bytes_push_str(
state->param,
smbXcli_conn_use_unicode(cli->conn),
fname_cp,
strlen(fname_cp)+1,
NULL);
if (tevent_req_nomem(state->param, req)) {
return tevent_req_post(req, ev);
}
SIVAL(state->data,0,0); /* No oplock. */
SIVAL(state->data,4,wire_flags);
SIVAL(state->data,8,unix_perms_to_wire(mode));
SIVAL(state->data,12,0); /* Top bits of perms currently undefined. */
SSVAL(state->data,16,SMB_NO_INFO_LEVEL_RETURNED); /* No info level returned. */
subreq = cli_trans_send(state, /* mem ctx. */
ev, /* event ctx. */
cli, /* cli_state. */
0, /* additional_flags2 */
SMBtrans2, /* cmd. */
NULL, /* pipe name. */
-1, /* fid. */
0, /* function. */
0, /* flags. */
&state->setup, /* setup. */
1, /* num setup uint16_t words. */
0, /* max returned setup. */
state->param, /* param. */
talloc_get_size(state->param),/* num param. */
2, /* max returned param. */
state->data, /* data. */
18, /* num data. */
12); /* max returned data. */
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_open_internal_done, req);
return req;
}
static void cli_posix_open_internal_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_posix_open_internal_state *state = tevent_req_data(
req, struct cli_posix_open_internal_state);
NTSTATUS status;
uint8_t *data;
uint32_t num_data;
status = cli_trans_recv(
subreq,
state,
NULL,
NULL,
0,
NULL,
NULL,
0,
NULL,
&data,
12,
&num_data);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
state->fnum = SVAL(data,2);
tevent_req_done(req);
}
static NTSTATUS cli_posix_open_internal_recv(struct tevent_req *req,
uint16_t *pfnum)
{
struct cli_posix_open_internal_state *state = tevent_req_data(
req, struct cli_posix_open_internal_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
*pfnum = state->fnum;
return NT_STATUS_OK;
}
struct cli_posix_open_state {
uint16_t fnum;
};
static void cli_posix_open_done(struct tevent_req *subreq);
struct tevent_req *cli_posix_open_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname,
int flags,
mode_t mode)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_posix_open_state *state = NULL;
uint32_t wire_flags;
req = tevent_req_create(mem_ctx, &state,
struct cli_posix_open_state);
if (req == NULL) {
return NULL;
}
wire_flags = open_flags_to_wire(flags);
subreq = cli_posix_open_internal_send(
mem_ctx, ev, cli, fname, wire_flags, mode);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_open_done, req);
return req;
}
static void cli_posix_open_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_posix_open_state *state = tevent_req_data(
req, struct cli_posix_open_state);
NTSTATUS status;
status = cli_posix_open_internal_recv(subreq, &state->fnum);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_posix_open_recv(struct tevent_req *req, uint16_t *pfnum)
{
struct cli_posix_open_state *state = tevent_req_data(
req, struct cli_posix_open_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
*pfnum = state->fnum;
return NT_STATUS_OK;
}
/****************************************************************************
Open - POSIX semantics. Doesn't request oplock.
****************************************************************************/
NTSTATUS cli_posix_open(struct cli_state *cli, const char *fname,
int flags, mode_t mode, uint16_t *pfnum)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_NO_MEMORY;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
goto fail;
}
req = cli_posix_open_send(
frame, ev, cli, fname, flags, mode);
if (req == NULL) {
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_posix_open_recv(req, pfnum);
fail:
TALLOC_FREE(frame);
return status;
}
struct cli_posix_mkdir_state {
struct tevent_context *ev;
struct cli_state *cli;
};
static void cli_posix_mkdir_done(struct tevent_req *subreq);
struct tevent_req *cli_posix_mkdir_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname,
mode_t mode)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_posix_mkdir_state *state = NULL;
uint32_t wire_flags;
req = tevent_req_create(
mem_ctx, &state, struct cli_posix_mkdir_state);
if (req == NULL) {
return NULL;
}
state->ev = ev;
state->cli = cli;
wire_flags = SMB_O_CREAT | SMB_O_DIRECTORY;
subreq = cli_posix_open_internal_send(
mem_ctx, ev, cli, fname, wire_flags, mode);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_mkdir_done, req);
return req;
}
static void cli_posix_mkdir_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
NTSTATUS status;
uint16_t fnum;
status = cli_posix_open_internal_recv(subreq, &fnum);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
NTSTATUS cli_posix_mkdir_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_posix_mkdir(struct cli_state *cli, const char *fname, mode_t mode)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_NO_MEMORY;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
goto fail;
}
req = cli_posix_mkdir_send(
frame, ev, cli, fname, mode);
if (req == NULL) {
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_posix_mkdir_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
unlink or rmdir - POSIX semantics.
****************************************************************************/
struct cli_posix_unlink_internal_state {
uint8_t data[2];
};
static void cli_posix_unlink_internal_done(struct tevent_req *subreq);
static struct tevent_req *cli_posix_unlink_internal_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname,
uint16_t level)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_posix_unlink_internal_state *state = NULL;
req = tevent_req_create(mem_ctx, &state,
struct cli_posix_unlink_internal_state);
if (req == NULL) {
return NULL;
}
/* Setup data word. */
SSVAL(state->data, 0, level);
subreq = cli_setpathinfo_send(state, ev, cli,
SMB_POSIX_PATH_UNLINK,
fname,
state->data, sizeof(state->data));
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_unlink_internal_done, req);
return req;
}
static void cli_posix_unlink_internal_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_setpathinfo_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static NTSTATUS cli_posix_unlink_internal_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
struct cli_posix_unlink_state {
uint8_t dummy;
};
static void cli_posix_unlink_done(struct tevent_req *subreq);
struct tevent_req *cli_posix_unlink_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_posix_unlink_state *state;
req = tevent_req_create(
mem_ctx, &state, struct cli_posix_unlink_state);
if (req == NULL) {
return NULL;
}
subreq = cli_posix_unlink_internal_send(
mem_ctx, ev, cli, fname, SMB_POSIX_UNLINK_FILE_TARGET);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_unlink_done, req);
return req;
}
static void cli_posix_unlink_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_posix_unlink_internal_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_posix_unlink_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
/****************************************************************************
unlink - POSIX semantics.
****************************************************************************/
NTSTATUS cli_posix_unlink(struct cli_state *cli, const char *fname)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_posix_unlink_send(frame,
ev,
cli,
fname);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_posix_unlink_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
rmdir - POSIX semantics.
****************************************************************************/
struct cli_posix_rmdir_state {
uint8_t dummy;
};
static void cli_posix_rmdir_done(struct tevent_req *subreq);
struct tevent_req *cli_posix_rmdir_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
const char *fname)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_posix_rmdir_state *state;
req = tevent_req_create(mem_ctx, &state, struct cli_posix_rmdir_state);
if (req == NULL) {
return NULL;
}
subreq = cli_posix_unlink_internal_send(
mem_ctx, ev, cli, fname, SMB_POSIX_UNLINK_DIRECTORY_TARGET);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_posix_rmdir_done, req);
return req;
}
static void cli_posix_rmdir_done(struct tevent_req *subreq)
{
NTSTATUS status = cli_posix_unlink_internal_recv(subreq);
tevent_req_simple_finish_ntstatus(subreq, status);
}
NTSTATUS cli_posix_rmdir_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_posix_rmdir(struct cli_state *cli, const char *fname)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev = NULL;
struct tevent_req *req = NULL;
NTSTATUS status = NT_STATUS_OK;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
req = cli_posix_rmdir_send(frame,
ev,
cli,
fname);
if (req == NULL) {
status = NT_STATUS_NO_MEMORY;
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_posix_rmdir_recv(req, frame);
fail:
TALLOC_FREE(frame);
return status;
}
/****************************************************************************
filechangenotify
****************************************************************************/
struct cli_notify_state {
struct tevent_req *subreq;
uint8_t setup[8];
uint32_t num_changes;
struct notify_change *changes;
};
static void cli_notify_done(struct tevent_req *subreq);
static void cli_notify_done_smb2(struct tevent_req *subreq);
static bool cli_notify_cancel(struct tevent_req *req);
struct tevent_req *cli_notify_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli, uint16_t fnum,
uint32_t buffer_size,
uint32_t completion_filter, bool recursive)
{
struct tevent_req *req;
struct cli_notify_state *state;
unsigned old_timeout;
req = tevent_req_create(mem_ctx, &state, struct cli_notify_state);
if (req == NULL) {
return NULL;
}
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
/*
* Notifies should not time out
*/
old_timeout = cli_set_timeout(cli, 0);
state->subreq = cli_smb2_notify_send(
state,
ev,
cli,
fnum,
buffer_size,
completion_filter,
recursive);
cli_set_timeout(cli, old_timeout);
if (tevent_req_nomem(state->subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(
state->subreq, cli_notify_done_smb2, req);
goto done;
}
SIVAL(state->setup, 0, completion_filter);
SSVAL(state->setup, 4, fnum);
SSVAL(state->setup, 6, recursive);
/*
* Notifies should not time out
*/
old_timeout = cli_set_timeout(cli, 0);
state->subreq = cli_trans_send(
state, /* mem ctx. */
ev, /* event ctx. */
cli, /* cli_state. */
0, /* additional_flags2 */
SMBnttrans, /* cmd. */
NULL, /* pipe name. */
-1, /* fid. */
NT_TRANSACT_NOTIFY_CHANGE, /* function. */
0, /* flags. */
(uint16_t *)state->setup, /* setup. */
4, /* num setup uint16_t words. */
0, /* max returned setup. */
NULL, /* param. */
0, /* num param. */
buffer_size, /* max returned param. */
NULL, /* data. */
0, /* num data. */
0); /* max returned data. */
cli_set_timeout(cli, old_timeout);
if (tevent_req_nomem(state->subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(state->subreq, cli_notify_done, req);
done:
tevent_req_set_cancel_fn(req, cli_notify_cancel);
return req;
}
static bool cli_notify_cancel(struct tevent_req *req)
{
struct cli_notify_state *state = tevent_req_data(
req, struct cli_notify_state);
bool ok;
ok = tevent_req_cancel(state->subreq);
return ok;
}
static void cli_notify_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_notify_state *state = tevent_req_data(
req, struct cli_notify_state);
NTSTATUS status;
uint8_t *params;
uint32_t i, ofs, num_params;
uint16_t flags2;
status = cli_trans_recv(subreq, talloc_tos(), &flags2, NULL, 0, NULL,
&params, 0, &num_params, NULL, 0, NULL);
TALLOC_FREE(subreq);
state->subreq = NULL;
if (tevent_req_nterror(req, status)) {
DEBUG(10, ("cli_trans_recv returned %s\n", nt_errstr(status)));
return;
}
state->num_changes = 0;
ofs = 0;
while (num_params - ofs > 12) {
uint32_t next = IVAL(params, ofs);
state->num_changes += 1;
if ((next == 0) || (ofs+next >= num_params)) {
break;
}
ofs += next;
}
state->changes = talloc_array(state, struct notify_change,
state->num_changes);
if (tevent_req_nomem(state->changes, req)) {
TALLOC_FREE(params);
return;
}
ofs = 0;
for (i=0; i<state->num_changes; i++) {
uint32_t next = IVAL(params, ofs);
uint32_t len = IVAL(params, ofs+8);
ssize_t ret;
char *name;
if (smb_buffer_oob(num_params, ofs + 12, len)) {
TALLOC_FREE(params);
tevent_req_nterror(
req, NT_STATUS_INVALID_NETWORK_RESPONSE);
return;
}
state->changes[i].action = IVAL(params, ofs+4);
ret = pull_string_talloc(state->changes,
(char *)params,
flags2,
&name,
params+ofs+12,
len,
STR_TERMINATE|STR_UNICODE);
if (ret == -1) {
TALLOC_FREE(params);
tevent_req_nterror(req, NT_STATUS_INTERNAL_ERROR);
return;
}
state->changes[i].name = name;
ofs += next;
}
TALLOC_FREE(params);
tevent_req_done(req);
}
static void cli_notify_done_smb2(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_notify_state *state = tevent_req_data(
req, struct cli_notify_state);
NTSTATUS status;
status = cli_smb2_notify_recv(
subreq,
state,
&state->changes,
&state->num_changes);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
NTSTATUS cli_notify_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
uint32_t *pnum_changes,
struct notify_change **pchanges)
{
struct cli_notify_state *state = tevent_req_data(
req, struct cli_notify_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
*pnum_changes = state->num_changes;
*pchanges = talloc_move(mem_ctx, &state->changes);
return NT_STATUS_OK;
}
NTSTATUS cli_notify(struct cli_state *cli, uint16_t fnum, uint32_t buffer_size,
uint32_t completion_filter, bool recursive,
TALLOC_CTX *mem_ctx, uint32_t *pnum_changes,
struct notify_change **pchanges)
{
TALLOC_CTX *frame;
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_NO_MEMORY;
frame = talloc_stackframe();
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
goto fail;
}
req = cli_notify_send(ev, ev, cli, fnum, buffer_size,
completion_filter, recursive);
if (req == NULL) {
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_notify_recv(req, mem_ctx, pnum_changes, pchanges);
fail:
TALLOC_FREE(frame);
return status;
}
struct cli_qpathinfo_state {
uint8_t *param;
uint8_t *data;
uint16_t setup[1];
uint32_t min_rdata;
uint8_t *rdata;
uint32_t num_rdata;
};
static void cli_qpathinfo_done(struct tevent_req *subreq);
static void cli_qpathinfo_done2(struct tevent_req *subreq);
struct tevent_req *cli_qpathinfo_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli, const char *fname,
uint16_t level, uint32_t min_rdata,
uint32_t max_rdata)
{
struct tevent_req *req, *subreq;
struct cli_qpathinfo_state *state;
uint16_t additional_flags2 = 0;
char *fname_cp = NULL;
req = tevent_req_create(mem_ctx, &state, struct cli_qpathinfo_state);
if (req == NULL) {
return NULL;
}
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
uint16_t smb2_level = 0;
switch (level) {
case SMB_QUERY_FILE_ALT_NAME_INFO:
smb2_level = FSCC_FILE_ALTERNATE_NAME_INFORMATION;
break;
default:
tevent_req_nterror(req, NT_STATUS_INVALID_LEVEL);
return tevent_req_post(req, ev);
}
subreq = cli_smb2_qpathinfo_send(state,
ev,
cli,
fname,
smb2_level,
min_rdata,
max_rdata);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_qpathinfo_done2, req);
return req;
}
state->min_rdata = min_rdata;
SSVAL(state->setup, 0, TRANSACT2_QPATHINFO);
state->param = talloc_zero_array(state, uint8_t, 6);
if (tevent_req_nomem(state->param, req)) {
return tevent_req_post(req, ev);
}
SSVAL(state->param, 0, level);
/*
* qpathinfo on a DFS share must use DFS names.
*/
fname_cp = smb1_dfs_share_path(state, cli, fname);
if (tevent_req_nomem(fname_cp, req)) {
return tevent_req_post(req, ev);
}
state->param = trans2_bytes_push_str(state->param,
smbXcli_conn_use_unicode(cli->conn),
fname_cp,
strlen(fname_cp)+1,
NULL);
if (tevent_req_nomem(state->param, req)) {
return tevent_req_post(req, ev);
}
if (clistr_is_previous_version_path(fname) &&
!INFO_LEVEL_IS_UNIX(level)) {
additional_flags2 = FLAGS2_REPARSE_PATH;
}
subreq = cli_trans_send(
state, /* mem ctx. */
ev, /* event ctx. */
cli, /* cli_state. */
additional_flags2, /* additional_flags2 */
SMBtrans2, /* cmd. */
NULL, /* pipe name. */
-1, /* fid. */
0, /* function. */
0, /* flags. */
state->setup, /* setup. */
1, /* num setup uint16_t words. */
0, /* max returned setup. */
state->param, /* param. */
talloc_get_size(state->param), /* num param. */
2, /* max returned param. */
NULL, /* data. */
0, /* num data. */
max_rdata); /* max returned data. */
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_qpathinfo_done, req);
return req;
}
static void cli_qpathinfo_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_qpathinfo_state *state = tevent_req_data(
req, struct cli_qpathinfo_state);
NTSTATUS status;
status = cli_trans_recv(subreq, state, NULL, NULL, 0, NULL,
NULL, 0, NULL,
&state->rdata, state->min_rdata,
&state->num_rdata);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
static void cli_qpathinfo_done2(struct tevent_req *subreq)
{
struct tevent_req *req =
tevent_req_callback_data(subreq, struct tevent_req);
struct cli_qpathinfo_state *state =
tevent_req_data(req, struct cli_qpathinfo_state);
NTSTATUS status;
status = cli_smb2_qpathinfo_recv(subreq,
state,
&state->rdata,
&state->num_rdata);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
NTSTATUS cli_qpathinfo_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
uint8_t **rdata, uint32_t *num_rdata)
{
struct cli_qpathinfo_state *state = tevent_req_data(
req, struct cli_qpathinfo_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
if (rdata != NULL) {
*rdata = talloc_move(mem_ctx, &state->rdata);
} else {
TALLOC_FREE(state->rdata);
}
if (num_rdata != NULL) {
*num_rdata = state->num_rdata;
}
return NT_STATUS_OK;
}
NTSTATUS cli_qpathinfo(TALLOC_CTX *mem_ctx, struct cli_state *cli,
const char *fname, uint16_t level, uint32_t min_rdata,
uint32_t max_rdata,
uint8_t **rdata, uint32_t *num_rdata)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_NO_MEMORY;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
goto fail;
}
req = cli_qpathinfo_send(frame, ev, cli, fname, level, min_rdata,
max_rdata);
if (req == NULL) {
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_qpathinfo_recv(req, mem_ctx, rdata, num_rdata);
fail:
TALLOC_FREE(frame);
return status;
}
struct cli_qfileinfo_state {
uint16_t setup[1];
uint8_t param[4];
uint8_t *data;
uint16_t recv_flags2;
uint32_t min_rdata;
uint8_t *rdata;
uint32_t num_rdata;
};
static void cli_qfileinfo_done(struct tevent_req *subreq);
struct tevent_req *cli_qfileinfo_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli, uint16_t fnum,
uint16_t level, uint32_t min_rdata,
uint32_t max_rdata)
{
struct tevent_req *req, *subreq;
struct cli_qfileinfo_state *state;
req = tevent_req_create(mem_ctx, &state, struct cli_qfileinfo_state);
if (req == NULL) {
return NULL;
}
state->min_rdata = min_rdata;
SSVAL(state->param, 0, fnum);
SSVAL(state->param, 2, level);
SSVAL(state->setup, 0, TRANSACT2_QFILEINFO);
subreq = cli_trans_send(
state, /* mem ctx. */
ev, /* event ctx. */
cli, /* cli_state. */
0, /* additional_flags2 */
SMBtrans2, /* cmd. */
NULL, /* pipe name. */
-1, /* fid. */
0, /* function. */
0, /* flags. */
state->setup, /* setup. */
1, /* num setup uint16_t words. */
0, /* max returned setup. */
state->param, /* param. */
sizeof(state->param), /* num param. */
2, /* max returned param. */
NULL, /* data. */
0, /* num data. */
max_rdata); /* max returned data. */
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_qfileinfo_done, req);
return req;
}
static void cli_qfileinfo_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_qfileinfo_state *state = tevent_req_data(
req, struct cli_qfileinfo_state);
NTSTATUS status;
status = cli_trans_recv(subreq, state,
&state->recv_flags2,
NULL, 0, NULL,
NULL, 0, NULL,
&state->rdata, state->min_rdata,
&state->num_rdata);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
NTSTATUS cli_qfileinfo_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
uint16_t *recv_flags2,
uint8_t **rdata, uint32_t *num_rdata)
{
struct cli_qfileinfo_state *state = tevent_req_data(
req, struct cli_qfileinfo_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
if (recv_flags2 != NULL) {
*recv_flags2 = state->recv_flags2;
}
if (rdata != NULL) {
*rdata = talloc_move(mem_ctx, &state->rdata);
}
if (num_rdata != NULL) {
*num_rdata = state->num_rdata;
}
tevent_req_received(req);
return NT_STATUS_OK;
}
NTSTATUS cli_qfileinfo(TALLOC_CTX *mem_ctx, struct cli_state *cli,
uint16_t fnum, uint16_t level, uint32_t min_rdata,
uint32_t max_rdata, uint16_t *recv_flags2,
uint8_t **rdata, uint32_t *num_rdata)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_NO_MEMORY;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
goto fail;
}
req = cli_qfileinfo_send(frame, ev, cli, fnum, level, min_rdata,
max_rdata);
if (req == NULL) {
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_qfileinfo_recv(req, mem_ctx, recv_flags2, rdata, num_rdata);
fail:
TALLOC_FREE(frame);
return status;
}
struct cli_flush_state {
uint16_t vwv[1];
};
static void cli_flush_done(struct tevent_req *subreq);
struct tevent_req *cli_flush_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t fnum)
{
struct tevent_req *req, *subreq;
struct cli_flush_state *state;
req = tevent_req_create(mem_ctx, &state, struct cli_flush_state);
if (req == NULL) {
return NULL;
}
SSVAL(state->vwv + 0, 0, fnum);
subreq = cli_smb_send(state, ev, cli, SMBflush, 0, 0, 1, state->vwv,
0, NULL);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_flush_done, req);
return req;
}
static void cli_flush_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
NTSTATUS status;
status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
NTSTATUS cli_flush_recv(struct tevent_req *req)
{
return tevent_req_simple_recv_ntstatus(req);
}
NTSTATUS cli_flush(TALLOC_CTX *mem_ctx, struct cli_state *cli, uint16_t fnum)
{
TALLOC_CTX *frame = talloc_stackframe();
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_NO_MEMORY;
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
goto fail;
}
req = cli_flush_send(frame, ev, cli, fnum);
if (req == NULL) {
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_flush_recv(req);
fail:
TALLOC_FREE(frame);
return status;
}
struct cli_shadow_copy_data_state {
uint16_t setup[4];
uint8_t *data;
uint32_t num_data;
bool get_names;
};
static void cli_shadow_copy_data_done(struct tevent_req *subreq);
struct tevent_req *cli_shadow_copy_data_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t fnum,
bool get_names)
{
struct tevent_req *req, *subreq;
struct cli_shadow_copy_data_state *state;
uint32_t ret_size;
req = tevent_req_create(mem_ctx, &state,
struct cli_shadow_copy_data_state);
if (req == NULL) {
return NULL;
}
state->get_names = get_names;
ret_size = get_names ? CLI_BUFFER_SIZE : 16;
SIVAL(state->setup + 0, 0, FSCTL_GET_SHADOW_COPY_DATA);
SSVAL(state->setup + 2, 0, fnum);
SCVAL(state->setup + 3, 0, 1); /* isFsctl */
SCVAL(state->setup + 3, 1, 0); /* compfilter, isFlags (WSSP) */
subreq = cli_trans_send(
state, ev, cli, 0, SMBnttrans, NULL, 0, NT_TRANSACT_IOCTL, 0,
state->setup, ARRAY_SIZE(state->setup),
ARRAY_SIZE(state->setup),
NULL, 0, 0,
NULL, 0, ret_size);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_shadow_copy_data_done, req);
return req;
}
static void cli_shadow_copy_data_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_shadow_copy_data_state *state = tevent_req_data(
req, struct cli_shadow_copy_data_state);
NTSTATUS status;
status = cli_trans_recv(subreq, state, NULL,
NULL, 0, NULL, /* setup */
NULL, 0, NULL, /* param */
&state->data, 12, &state->num_data);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
tevent_req_done(req);
}
NTSTATUS cli_shadow_copy_data_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx,
char ***pnames, int *pnum_names)
{
struct cli_shadow_copy_data_state *state = tevent_req_data(
req, struct cli_shadow_copy_data_state);
char **names = NULL;
uint32_t i, num_names;
uint32_t dlength;
uint8_t *endp = NULL;
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
if (state->num_data < 16) {
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
num_names = IVAL(state->data, 4);
dlength = IVAL(state->data, 8);
if (num_names > 0x7FFFFFFF) {
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
if (!state->get_names) {
*pnum_names = (int)num_names;
return NT_STATUS_OK;
}
if (dlength + 12 < 12) {
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
if (dlength + 12 > state->num_data) {
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
if (state->num_data + (2 * sizeof(SHADOW_COPY_LABEL)) <
state->num_data) {
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
names = talloc_array(mem_ctx, char *, num_names);
if (names == NULL) {
return NT_STATUS_NO_MEMORY;
}
endp = state->data + state->num_data;
for (i=0; i<num_names; i++) {
bool ret;
uint8_t *src;
size_t converted_size;
src = state->data + 12 + i * 2 * sizeof(SHADOW_COPY_LABEL);
if (src + (2 * sizeof(SHADOW_COPY_LABEL)) > endp) {
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
ret = convert_string_talloc(
names, CH_UTF16LE, CH_UNIX,
src, 2 * sizeof(SHADOW_COPY_LABEL),
&names[i], &converted_size);
if (!ret) {
TALLOC_FREE(names);
return NT_STATUS_INVALID_NETWORK_RESPONSE;
}
}
*pnum_names = (int)num_names;
*pnames = names;
return NT_STATUS_OK;
}
NTSTATUS cli_shadow_copy_data(TALLOC_CTX *mem_ctx, struct cli_state *cli,
uint16_t fnum, bool get_names,
char ***pnames, int *pnum_names)
{
TALLOC_CTX *frame = NULL;
struct tevent_context *ev;
struct tevent_req *req;
NTSTATUS status = NT_STATUS_NO_MEMORY;
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
return cli_smb2_shadow_copy_data(mem_ctx,
cli,
fnum,
get_names,
pnames,
pnum_names);
}
frame = talloc_stackframe();
if (smbXcli_conn_has_async_calls(cli->conn)) {
/*
* Can't use sync call while an async call is in flight
*/
status = NT_STATUS_INVALID_PARAMETER;
goto fail;
}
ev = samba_tevent_context_init(frame);
if (ev == NULL) {
goto fail;
}
req = cli_shadow_copy_data_send(frame, ev, cli, fnum, get_names);
if (req == NULL) {
goto fail;
}
if (!tevent_req_poll_ntstatus(req, ev, &status)) {
goto fail;
}
status = cli_shadow_copy_data_recv(req, mem_ctx, pnames, pnum_names);
fail:
TALLOC_FREE(frame);
return status;
}
struct cli_fsctl_state {
DATA_BLOB out;
};
static void cli_fsctl_smb1_done(struct tevent_req *subreq);
static void cli_fsctl_smb2_done(struct tevent_req *subreq);
struct tevent_req *cli_fsctl_send(
TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct cli_state *cli,
uint16_t fnum,
uint32_t ctl_code,
const DATA_BLOB *in,
uint32_t max_out)
{
struct tevent_req *req = NULL, *subreq = NULL;
struct cli_fsctl_state *state = NULL;
uint16_t *setup = NULL;
uint8_t *data = NULL;
uint32_t num_data = 0;
req = tevent_req_create(mem_ctx, &state, struct cli_fsctl_state);
if (req == NULL) {
return NULL;
}
if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) {
subreq = cli_smb2_fsctl_send(
state, ev, cli, fnum, ctl_code, in, max_out);
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_fsctl_smb2_done, req);
return req;
}
setup = talloc_array(state, uint16_t, 4);
if (tevent_req_nomem(setup, req)) {
return tevent_req_post(req, ev);
}
SIVAL(setup, 0, ctl_code);
SSVAL(setup, 4, fnum);
SCVAL(setup, 6, 1); /* IsFcntl */
SCVAL(setup, 7, 0); /* IsFlags */
if (in) {
data = in->data;
num_data = in->length;
}
subreq = cli_trans_send(state,
ev,
cli,
0, /* additional_flags2 */
SMBnttrans, /* cmd */
NULL, /* name */
-1, /* fid */
NT_TRANSACT_IOCTL, /* function */
0, /* flags */
setup,
4,
0, /* setup */
NULL,
0,
0, /* param */
data,
num_data,
max_out); /* data */
if (tevent_req_nomem(subreq, req)) {
return tevent_req_post(req, ev);
}
tevent_req_set_callback(subreq, cli_fsctl_smb1_done, req);
return req;
}
static void cli_fsctl_smb2_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_fsctl_state *state = tevent_req_data(
req, struct cli_fsctl_state);
NTSTATUS status;
status = cli_smb2_fsctl_recv(subreq, state, &state->out);
tevent_req_simple_finish_ntstatus(subreq, status);
}
static void cli_fsctl_smb1_done(struct tevent_req *subreq)
{
struct tevent_req *req = tevent_req_callback_data(
subreq, struct tevent_req);
struct cli_fsctl_state *state = tevent_req_data(
req, struct cli_fsctl_state);
uint8_t *out = NULL;
uint32_t out_len;
NTSTATUS status;
status = cli_trans_recv(
subreq, state, NULL,
NULL, 0, NULL, /* rsetup */
NULL, 0, NULL, /* rparam */
&out, 0, &out_len);
TALLOC_FREE(subreq);
if (tevent_req_nterror(req, status)) {
return;
}
state->out = (DATA_BLOB) {
.data = out, .length = out_len,
};
tevent_req_done(req);
}
NTSTATUS cli_fsctl_recv(
struct tevent_req *req, TALLOC_CTX *mem_ctx, DATA_BLOB *out)
{
struct cli_fsctl_state *state = tevent_req_data(
req, struct cli_fsctl_state);
NTSTATUS status;
if (tevent_req_is_nterror(req, &status)) {
return status;
}
if (out != NULL) {
*out = (DATA_BLOB) {
.data = talloc_move(mem_ctx, &state->out.data),
.length = state->out.length,
};
}
return NT_STATUS_OK;
}
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