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r21639: Add in implementations of POSIX open/mkdir/unlink/rmdir.

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Jeremy.
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Jeremy Allison 2007-03-01 21:05:29 +00:00 committed by Gerald (Jerry) Carter
parent f0c8488d38
commit 6457d66b9a
1 changed files with 176 additions and 0 deletions
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176
source/libsmb/clifile.c
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@ -1766,3 +1766,179 @@ BOOL cli_get_ea_list_fnum(struct cli_state *cli, int fnum,
return cli_get_ea_list(cli, setup, param, 6, ctx, pnum_eas, pea_list);
}
/****************************************************************************
Convert open "flags" arg to uint32 on wire.
****************************************************************************/
static uint32 open_flags_to_wire(int flags)
{
int open_mode = flags & O_ACCMODE;
uint32 ret = 0;
switch (open_mode) {
case O_WRONLY:
ret |= SMB_O_WRONLY;
break;
case O_RDWR:
ret |= SMB_O_RDWR;
break;
case O_RDONLY:
default:
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 (flags & O_SYNC) {
ret |= SMB_O_SYNC;
}
if (flags & O_APPEND) {
ret |= SMB_O_APPEND;
}
if (flags & O_DIRECT) {
ret |= SMB_O_DIRECT;
}
if (flags & O_DIRECTORY) {
ret |= SMB_O_DIRECTORY;
}
return ret;
}
/****************************************************************************
Open a file - POSIX semantics. Returns fnum. Doesn't request oplock.
****************************************************************************/
int cli_posix_open(struct cli_state *cli, const char *fname, int flags, mode_t mode)
{
unsigned int data_len = 0;
unsigned int param_len = 0;
uint16 setup = TRANSACT2_SETPATHINFO;
char param[sizeof(pstring)+6];
char data[14];
char *rparam=NULL, *rdata=NULL;
char *p;
int fnum = -1;
memset(param, 0, sizeof(param));
SSVAL(param,0, SMB_POSIX_PATH_OPEN);
p = &param[6];
p += clistr_push(cli, p, fname, sizeof(param)-6, STR_TERMINATE);
param_len = PTR_DIFF(p, param);
/* Convert flags to wire_open_mode. */
p = data;
SIVAL(p,0,0); /* No oplock. */
SIVAL(p,4,open_flags_to_wire(flags));
SIVAL(p,8,unix_perms_to_wire(mode));
SSVAL(p,12,SMB_NO_INFO_LEVEL_RETURNED); /* No info level returned. */
data_len = 14;
if (!cli_send_trans(cli, SMBtrans2,
NULL, /* name */
-1, 0, /* fid, flags */
&setup, 1, 0, /* setup, length, max */
param, param_len, 2, /* param, length, max */
(char *)&data, data_len, cli->max_xmit /* data, length, max */
)) {
return -1;
}
if (!cli_receive_trans(cli, SMBtrans2,
&rparam, &param_len,
&rdata, &data_len)) {
return -1;
}
fnum = SVAL(rdata,2);
SAFE_FREE(rdata);
SAFE_FREE(rparam);
return fnum;
}
/****************************************************************************
mkdir - POSIX semantics.
****************************************************************************/
int cli_posix_mkdir(struct cli_state *cli, const char *fname, mode_t mode)
{
return (cli_posix_open(cli, fname, O_CREAT|O_DIRECTORY, mode) == -1) ? -1 : 0;
}
/****************************************************************************
unlink or rmdir - POSIX semantics.
****************************************************************************/
static BOOL cli_posix_unlink_internal(struct cli_state *cli, const char *fname, BOOL is_dir)
{
unsigned int data_len = 0;
unsigned int param_len = 0;
uint16 setup = TRANSACT2_SETPATHINFO;
char param[sizeof(pstring)+6];
char data[2];
char *rparam=NULL, *rdata=NULL;
char *p;
memset(param, 0, sizeof(param));
SSVAL(param,0, SMB_POSIX_PATH_UNLINK);
p = &param[6];
p += clistr_push(cli, p, fname, sizeof(param)-6, STR_TERMINATE);
param_len = PTR_DIFF(p, param);
SSVAL(data, 0, is_dir ? SMB_POSIX_UNLINK_DIRECTORY_TARGET :
SMB_POSIX_UNLINK_FILE_TARGET);
data_len = 2;
if (!cli_send_trans(cli, SMBtrans2,
NULL, /* name */
-1, 0, /* fid, flags */
&setup, 1, 0, /* setup, length, max */
param, param_len, 2, /* param, length, max */
(char *)&data, data_len, cli->max_xmit /* data, length, max */
)) {
return False;
}
if (!cli_receive_trans(cli, SMBtrans2,
&rparam, &param_len,
&rdata, &data_len)) {
return False;
}
SAFE_FREE(rdata);
SAFE_FREE(rparam);
return True;
}
/****************************************************************************
unlink - POSIX semantics.
****************************************************************************/
BOOL cli_posix_unlink(struct cli_state *cli, const char *fname)
{
return cli_posix_unlink_internal(cli, fname, False);
}
/****************************************************************************
rmdir - POSIX semantics.
****************************************************************************/
int cli_posix_rmdir(struct cli_state *cli, const char *fname)
{
return cli_posix_unlink_internal(cli, fname, True);
}