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samba-mirror/source3/smbd/nttrans.c
Jeremy Allison f95e9fc45b r5548: Stop lying about allocation sizes to Windows clients. It was a nice 
idea, and aparently improved performance in some circumstances, but it
breaks the VC++ compiler :-(. Not cool. Fix bug #2146.
Jeremy.
(This used to be commit b9f147634d)
2007-10-10 10:55:47 -05:00

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/*
Unix SMB/CIFS implementation.
SMB NT transaction handling
Copyright (C) Jeremy Allison 1994-1998
Copyright (C) Stefan (metze) Metzmacher 2003
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 2 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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
extern enum protocol_types Protocol;
extern int smb_read_error;
extern int global_oplock_break;
extern struct current_user current_user;
static const char *known_nt_pipes[] = {
"\\LANMAN",
"\\srvsvc",
"\\samr",
"\\wkssvc",
"\\NETLOGON",
"\\ntlsa",
"\\ntsvcs",
"\\lsass",
"\\lsarpc",
"\\winreg",
"\\spoolss",
"\\netdfs",
"\\rpcecho",
NULL
};
/* Map generic permissions to file object specific permissions */
struct generic_mapping file_generic_mapping = {
FILE_GENERIC_READ,
FILE_GENERIC_WRITE,
FILE_GENERIC_EXECUTE,
FILE_GENERIC_ALL
};
static char *nttrans_realloc(char **ptr, size_t size)
{
char *tptr = NULL;
if (ptr==NULL)
smb_panic("nttrans_realloc() called with NULL ptr\n");
tptr = SMB_REALLOC(*ptr, size);
if(tptr == NULL) {
*ptr = NULL;
return NULL;
}
memset(tptr,'\0',size);
*ptr = tptr;
return tptr;
}
/****************************************************************************
Send the required number of replies back.
We assume all fields other than the data fields are
set correctly for the type of call.
HACK ! Always assumes smb_setup field is zero.
****************************************************************************/
static int send_nt_replies(char *inbuf, char *outbuf, int bufsize, NTSTATUS nt_error, char *params,
int paramsize, char *pdata, int datasize)
{
extern int max_send;
int data_to_send = datasize;
int params_to_send = paramsize;
int useable_space;
char *pp = params;
char *pd = pdata;
int params_sent_thistime, data_sent_thistime, total_sent_thistime;
int alignment_offset = 3;
int data_alignment_offset = 0;
/*
* Initially set the wcnt area to be 18 - this is true for all
* transNT replies.
*/
set_message(outbuf,18,0,True);
if (NT_STATUS_V(nt_error))
ERROR_NT(nt_error);
/*
* If there genuinely are no parameters or data to send just send
* the empty packet.
*/
if(params_to_send == 0 && data_to_send == 0) {
if (!send_smb(smbd_server_fd(),outbuf))
exit_server("send_nt_replies: send_smb failed.");
return 0;
}
/*
* When sending params and data ensure that both are nicely aligned.
* Only do this alignment when there is also data to send - else
* can cause NT redirector problems.
*/
if (((params_to_send % 4) != 0) && (data_to_send != 0))
data_alignment_offset = 4 - (params_to_send % 4);
/*
* Space is bufsize minus Netbios over TCP header minus SMB header.
* The alignment_offset is to align the param bytes on a four byte
* boundary (2 bytes for data len, one byte pad).
* NT needs this to work correctly.
*/
useable_space = bufsize - ((smb_buf(outbuf)+
alignment_offset+data_alignment_offset) -
outbuf);
/*
* useable_space can never be more than max_send minus the
* alignment offset.
*/
useable_space = MIN(useable_space,
max_send - (alignment_offset+data_alignment_offset));
while (params_to_send || data_to_send) {
/*
* Calculate whether we will totally or partially fill this packet.
*/
total_sent_thistime = params_to_send + data_to_send +
alignment_offset + data_alignment_offset;
/*
* We can never send more than useable_space.
*/
total_sent_thistime = MIN(total_sent_thistime, useable_space);
set_message(outbuf, 18, total_sent_thistime, True);
/*
* Set total params and data to be sent.
*/
SIVAL(outbuf,smb_ntr_TotalParameterCount,paramsize);
SIVAL(outbuf,smb_ntr_TotalDataCount,datasize);
/*
* Calculate how many parameters and data we can fit into
* this packet. Parameters get precedence.
*/
params_sent_thistime = MIN(params_to_send,useable_space);
data_sent_thistime = useable_space - params_sent_thistime;
data_sent_thistime = MIN(data_sent_thistime,data_to_send);
SIVAL(outbuf,smb_ntr_ParameterCount,params_sent_thistime);
if(params_sent_thistime == 0) {
SIVAL(outbuf,smb_ntr_ParameterOffset,0);
SIVAL(outbuf,smb_ntr_ParameterDisplacement,0);
} else {
/*
* smb_ntr_ParameterOffset is the offset from the start of the SMB header to the
* parameter bytes, however the first 4 bytes of outbuf are
* the Netbios over TCP header. Thus use smb_base() to subtract
* them from the calculation.
*/
SIVAL(outbuf,smb_ntr_ParameterOffset,
((smb_buf(outbuf)+alignment_offset) - smb_base(outbuf)));
/*
* Absolute displacement of param bytes sent in this packet.
*/
SIVAL(outbuf,smb_ntr_ParameterDisplacement,pp - params);
}
/*
* Deal with the data portion.
*/
SIVAL(outbuf,smb_ntr_DataCount, data_sent_thistime);
if(data_sent_thistime == 0) {
SIVAL(outbuf,smb_ntr_DataOffset,0);
SIVAL(outbuf,smb_ntr_DataDisplacement, 0);
} else {
/*
* The offset of the data bytes is the offset of the
* parameter bytes plus the number of parameters being sent this time.
*/
SIVAL(outbuf,smb_ntr_DataOffset,((smb_buf(outbuf)+alignment_offset) -
smb_base(outbuf)) + params_sent_thistime + data_alignment_offset);
SIVAL(outbuf,smb_ntr_DataDisplacement, pd - pdata);
}
/*
* Copy the param bytes into the packet.
*/
if(params_sent_thistime)
memcpy((smb_buf(outbuf)+alignment_offset),pp,params_sent_thistime);
/*
* Copy in the data bytes
*/
if(data_sent_thistime)
memcpy(smb_buf(outbuf)+alignment_offset+params_sent_thistime+
data_alignment_offset,pd,data_sent_thistime);
DEBUG(9,("nt_rep: params_sent_thistime = %d, data_sent_thistime = %d, useable_space = %d\n",
params_sent_thistime, data_sent_thistime, useable_space));
DEBUG(9,("nt_rep: params_to_send = %d, data_to_send = %d, paramsize = %d, datasize = %d\n",
params_to_send, data_to_send, paramsize, datasize));
/* Send the packet */
if (!send_smb(smbd_server_fd(),outbuf))
exit_server("send_nt_replies: send_smb failed.");
pp += params_sent_thistime;
pd += data_sent_thistime;
params_to_send -= params_sent_thistime;
data_to_send -= data_sent_thistime;
/*
* Sanity check
*/
if(params_to_send < 0 || data_to_send < 0) {
DEBUG(0,("send_nt_replies failed sanity check pts = %d, dts = %d\n!!!",
params_to_send, data_to_send));
return -1;
}
}
return 0;
}
/****************************************************************************
Save case statics.
****************************************************************************/
static BOOL saved_case_sensitive;
static BOOL saved_case_preserve;
static BOOL saved_short_case_preserve;
/****************************************************************************
Save case semantics.
****************************************************************************/
static void set_posix_case_semantics(connection_struct *conn, uint32 file_attributes)
{
if(!(file_attributes & FILE_FLAG_POSIX_SEMANTICS))
return;
saved_case_sensitive = conn->case_sensitive;
saved_case_preserve = conn->case_preserve;
saved_short_case_preserve = conn->short_case_preserve;
/* Set to POSIX. */
conn->case_sensitive = True;
conn->case_preserve = True;
conn->short_case_preserve = True;
}
/****************************************************************************
Restore case semantics.
****************************************************************************/
static void restore_case_semantics(connection_struct *conn, uint32 file_attributes)
{
if(!(file_attributes & FILE_FLAG_POSIX_SEMANTICS))
return;
conn->case_sensitive = saved_case_sensitive;
conn->case_preserve = saved_case_preserve;
conn->short_case_preserve = saved_short_case_preserve;
}
/****************************************************************************
Utility function to map create disposition.
****************************************************************************/
static int map_create_disposition( uint32 create_disposition)
{
int ret;
switch( create_disposition ) {
case FILE_CREATE:
/* create if not exist, fail if exist */
ret = (FILE_CREATE_IF_NOT_EXIST|FILE_EXISTS_FAIL);
break;
case FILE_SUPERSEDE:
case FILE_OVERWRITE_IF:
/* create if not exist, trunc if exist */
ret = (FILE_CREATE_IF_NOT_EXIST|FILE_EXISTS_TRUNCATE);
break;
case FILE_OPEN:
/* fail if not exist, open if exists */
ret = (FILE_FAIL_IF_NOT_EXIST|FILE_EXISTS_OPEN);
break;
case FILE_OPEN_IF:
/* create if not exist, open if exists */
ret = (FILE_CREATE_IF_NOT_EXIST|FILE_EXISTS_OPEN);
break;
case FILE_OVERWRITE:
/* fail if not exist, truncate if exists */
ret = (FILE_FAIL_IF_NOT_EXIST|FILE_EXISTS_TRUNCATE);
break;
default:
DEBUG(0,("map_create_disposition: Incorrect value for create_disposition = %d\n",
create_disposition ));
return -1;
}
DEBUG(10,("map_create_disposition: Mapped create_disposition 0x%lx to 0x%x\n",
(unsigned long)create_disposition, ret ));
return ret;
}
/****************************************************************************
Utility function to map share modes.
****************************************************************************/
static int map_share_mode( char *fname, uint32 create_options,
uint32 *desired_access, uint32 share_access, uint32 file_attributes)
{
int smb_open_mode = -1;
uint32 original_desired_access = *desired_access;
/*
* Convert GENERIC bits to specific bits.
*/
se_map_generic(desired_access, &file_generic_mapping);
switch( *desired_access & (FILE_READ_DATA|FILE_WRITE_DATA|FILE_APPEND_DATA) ) {
case FILE_READ_DATA:
smb_open_mode = DOS_OPEN_RDONLY;
break;
case FILE_WRITE_DATA:
case FILE_APPEND_DATA:
case FILE_WRITE_DATA|FILE_APPEND_DATA:
smb_open_mode = DOS_OPEN_WRONLY;
break;
case FILE_READ_DATA|FILE_WRITE_DATA:
case FILE_READ_DATA|FILE_WRITE_DATA|FILE_APPEND_DATA:
case FILE_READ_DATA|FILE_APPEND_DATA:
smb_open_mode = DOS_OPEN_RDWR;
break;
}
/*
* NB. For DELETE_ACCESS we should really check the
* directory permissions, as that is what controls
* delete, and for WRITE_DAC_ACCESS we should really
* check the ownership, as that is what controls the
* chmod. Note that this is *NOT* a security hole (this
* note is for you, Andrew) as we are not *allowing*
* the access at this point, the actual unlink or
* chown or chmod call would do this. We are just helping
* clients out by telling them if they have a hope
* of any of this succeeding. POSIX acls may still
* deny the real call. JRA.
*/
if (smb_open_mode == -1) {
if(*desired_access & (DELETE_ACCESS|WRITE_DAC_ACCESS|WRITE_OWNER_ACCESS|SYNCHRONIZE_ACCESS|
FILE_EXECUTE|FILE_READ_ATTRIBUTES|
FILE_READ_EA|FILE_WRITE_EA|SYSTEM_SECURITY_ACCESS|
FILE_WRITE_ATTRIBUTES|READ_CONTROL_ACCESS)) {
smb_open_mode = DOS_OPEN_RDONLY;
} else if(*desired_access == 0) {
/*
* JRA - NT seems to sometimes send desired_access as zero. play it safe
* and map to a stat open.
*/
smb_open_mode = DOS_OPEN_RDONLY;
} else {
DEBUG(0,("map_share_mode: Incorrect value 0x%lx for desired_access to file %s\n",
(unsigned long)*desired_access, fname));
return -1;
}
}
/*
* Set the special bit that means allow share delete.
* This is held outside the normal share mode bits at 1<<15.
* JRA.
*/
if(share_access & FILE_SHARE_DELETE) {
smb_open_mode |= ALLOW_SHARE_DELETE;
DEBUG(10,("map_share_mode: FILE_SHARE_DELETE requested. open_mode = 0x%x\n", smb_open_mode));
}
if(*desired_access & DELETE_ACCESS) {
DEBUG(10,("map_share_mode: DELETE_ACCESS requested. open_mode = 0x%x\n", smb_open_mode));
}
/*
* We need to store the intent to open for Delete. This
* is what determines if a delete on close flag can be set.
* This is the wrong way (and place) to store this, but for 2.2 this
* is the only practical way. JRA.
*/
if (create_options & FILE_DELETE_ON_CLOSE) {
/*
* W2K3 bug compatibility mode... To set delete on close
* the redirector must have *specifically* set DELETE_ACCESS
* in the desired_access field. Just asking for GENERIC_ALL won't do. JRA.
*/
if (!(original_desired_access & DELETE_ACCESS)) {
DEBUG(5,("map_share_mode: FILE_DELETE_ON_CLOSE requested without \
DELETE_ACCESS for file %s. (desired_access = 0x%lx)\n",
fname, (unsigned long)*desired_access));
return -1;
}
/* Implicit delete access is *NOT* requested... */
smb_open_mode |= DELETE_ON_CLOSE_FLAG;
DEBUG(10,("map_share_mode: FILE_DELETE_ON_CLOSE requested. open_mode = 0x%x\n", smb_open_mode));
}
/* Add in the requested share mode. */
switch( share_access & (FILE_SHARE_READ|FILE_SHARE_WRITE)) {
case FILE_SHARE_READ:
smb_open_mode |= SET_DENY_MODE(DENY_WRITE);
break;
case FILE_SHARE_WRITE:
smb_open_mode |= SET_DENY_MODE(DENY_READ);
break;
case (FILE_SHARE_READ|FILE_SHARE_WRITE):
smb_open_mode |= SET_DENY_MODE(DENY_NONE);
break;
case FILE_SHARE_NONE:
smb_open_mode |= SET_DENY_MODE(DENY_ALL);
break;
}
/*
* Handle an O_SYNC request.
*/
if(file_attributes & FILE_FLAG_WRITE_THROUGH)
smb_open_mode |= FILE_SYNC_OPENMODE;
DEBUG(10,("map_share_mode: Mapped desired access 0x%lx, share access 0x%lx, file attributes 0x%lx \
to open_mode 0x%x\n", (unsigned long)*desired_access, (unsigned long)share_access,
(unsigned long)file_attributes, smb_open_mode ));
return smb_open_mode;
}
/****************************************************************************
Reply to an NT create and X call on a pipe.
****************************************************************************/
static int nt_open_pipe(char *fname, connection_struct *conn,
char *inbuf, char *outbuf, int *ppnum)
{
smb_np_struct *p = NULL;
uint16 vuid = SVAL(inbuf, smb_uid);
int i;
DEBUG(4,("nt_open_pipe: Opening pipe %s.\n", fname));
/* See if it is one we want to handle. */
if (lp_disable_spoolss() && strequal(fname, "\\spoolss"))
return(ERROR_BOTH(NT_STATUS_OBJECT_NAME_NOT_FOUND,ERRDOS,ERRbadpipe));
for( i = 0; known_nt_pipes[i]; i++ )
if( strequal(fname,known_nt_pipes[i]))
break;
if ( known_nt_pipes[i] == NULL )
return(ERROR_BOTH(NT_STATUS_OBJECT_NAME_NOT_FOUND,ERRDOS,ERRbadpipe));
/* Strip \\ off the name. */
fname++;
DEBUG(3,("nt_open_pipe: Known pipe %s opening.\n", fname));
p = open_rpc_pipe_p(fname, conn, vuid);
if (!p)
return(ERROR_DOS(ERRSRV,ERRnofids));
*ppnum = p->pnum;
return 0;
}
/****************************************************************************
Reply to an NT create and X call for pipes.
****************************************************************************/
static int do_ntcreate_pipe_open(connection_struct *conn,
char *inbuf,char *outbuf,int length,int bufsize)
{
pstring fname;
int ret;
int pnum = -1;
char *p = NULL;
srvstr_pull_buf(inbuf, fname, smb_buf(inbuf), sizeof(fname), STR_TERMINATE);
if ((ret = nt_open_pipe(fname, conn, inbuf, outbuf, &pnum)) != 0)
return ret;
/*
* Deal with pipe return.
*/
set_message(outbuf,34,0,True);
p = outbuf + smb_vwv2;
p++;
SSVAL(p,0,pnum);
p += 2;
SIVAL(p,0,FILE_WAS_OPENED);
p += 4;
p += 32;
SIVAL(p,0,FILE_ATTRIBUTE_NORMAL); /* File Attributes. */
p += 20;
/* File type. */
SSVAL(p,0,FILE_TYPE_MESSAGE_MODE_PIPE);
/* Device state. */
SSVAL(p,2, 0x5FF); /* ? */
DEBUG(5,("do_ntcreate_pipe_open: open pipe = %s\n", fname));
return chain_reply(inbuf,outbuf,length,bufsize);
}
/****************************************************************************
Reply to an NT create and X call.
****************************************************************************/
int reply_ntcreate_and_X(connection_struct *conn,
char *inbuf,char *outbuf,int length,int bufsize)
{
int result;
pstring fname;
enum FAKE_FILE_TYPE fake_file_type = FAKE_FILE_TYPE_NONE;
uint32 flags = IVAL(inbuf,smb_ntcreate_Flags);
uint32 desired_access = IVAL(inbuf,smb_ntcreate_DesiredAccess);
uint32 file_attributes = IVAL(inbuf,smb_ntcreate_FileAttributes);
uint32 share_access = IVAL(inbuf,smb_ntcreate_ShareAccess);
uint32 create_disposition = IVAL(inbuf,smb_ntcreate_CreateDisposition);
uint32 create_options = IVAL(inbuf,smb_ntcreate_CreateOptions);
uint16 root_dir_fid = (uint16)IVAL(inbuf,smb_ntcreate_RootDirectoryFid);
SMB_BIG_UINT allocation_size = 0;
int smb_ofun;
int smb_open_mode;
/* Breakout the oplock request bits so we can set the
reply bits separately. */
int oplock_request = 0;
int fmode=0,rmode=0;
SMB_OFF_T file_len = 0;
SMB_STRUCT_STAT sbuf;
int smb_action = 0;
BOOL bad_path = False;
files_struct *fsp=NULL;
char *p = NULL;
time_t c_time;
BOOL extended_oplock_granted = False;
NTSTATUS status;
START_PROFILE(SMBntcreateX);
DEBUG(10,("reply_ntcreateX: flags = 0x%x, desired_access = 0x%x \
file_attributes = 0x%x, share_access = 0x%x, create_disposition = 0x%x \
create_options = 0x%x root_dir_fid = 0x%x\n", flags, desired_access, file_attributes,
share_access, create_disposition,
create_options, root_dir_fid ));
/* If it's an IPC, use the pipe handler. */
if (IS_IPC(conn)) {
if (lp_nt_pipe_support()) {
END_PROFILE(SMBntcreateX);
return do_ntcreate_pipe_open(conn,inbuf,outbuf,length,bufsize);
} else {
END_PROFILE(SMBntcreateX);
return(ERROR_DOS(ERRDOS,ERRnoaccess));
}
}
if (create_options & FILE_OPEN_BY_FILE_ID) {
END_PROFILE(SMBntcreateX);
return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
}
/*
* We need to construct the open_and_X ofun value from the
* NT values, as that's what our code is structured to accept.
*/
if((smb_ofun = map_create_disposition( create_disposition )) == -1) {
END_PROFILE(SMBntcreateX);
return(ERROR_DOS(ERRDOS,ERRnoaccess));
}
/*
* Get the file name.
*/
if(root_dir_fid != 0) {
/*
* This filename is relative to a directory fid.
*/
pstring rel_fname;
files_struct *dir_fsp = file_fsp(inbuf,smb_ntcreate_RootDirectoryFid);
size_t dir_name_len;
if(!dir_fsp) {
END_PROFILE(SMBntcreateX);
return(ERROR_DOS(ERRDOS,ERRbadfid));
}
if(!dir_fsp->is_directory) {
srvstr_get_path(inbuf, fname, smb_buf(inbuf), sizeof(fname), 0, STR_TERMINATE, &status,False);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBntcreateX);
return ERROR_NT(status);
}
/*
* Check to see if this is a mac fork of some kind.
*/
if( strchr_m(fname, ':')) {
END_PROFILE(SMBntcreateX);
return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
}
/*
we need to handle the case when we get a
relative open relative to a file and the
pathname is blank - this is a reopen!
(hint from demyn plantenberg)
*/
END_PROFILE(SMBntcreateX);
return(ERROR_DOS(ERRDOS,ERRbadfid));
}
/*
* Copy in the base directory name.
*/
pstrcpy( fname, dir_fsp->fsp_name );
dir_name_len = strlen(fname);
/*
* Ensure it ends in a '\'.
*/
if(fname[dir_name_len-1] != '\\' && fname[dir_name_len-1] != '/') {
pstrcat(fname, "/");
dir_name_len++;
}
srvstr_get_path(inbuf, rel_fname, smb_buf(inbuf), sizeof(rel_fname), 0, STR_TERMINATE, &status,False);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBntcreateX);
return ERROR_NT(status);
}
pstrcat(fname, rel_fname);
} else {
srvstr_get_path(inbuf, fname, smb_buf(inbuf), sizeof(fname), 0, STR_TERMINATE, &status,False);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBntcreateX);
return ERROR_NT(status);
}
/*
* Check to see if this is a mac fork of some kind.
*/
if( strchr_m(fname, ':')) {
#ifdef HAVE_SYS_QUOTAS
if ((fake_file_type=is_fake_file(fname))!=FAKE_FILE_TYPE_NONE) {
/*
* here we go! support for changing the disk quotas --metze
*
* we need to fake up to open this MAGIC QUOTA file
* and return a valid FID
*
* w2k close this file directly after openening
* xp also tries a QUERY_FILE_INFO on the file and then close it
*/
} else {
#endif
END_PROFILE(SMBntcreateX);
return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
#ifdef HAVE_SYS_QUOTAS
}
#endif
}
}
/*
* Now contruct the smb_open_mode value from the filename,
* desired access and the share access.
*/
RESOLVE_DFSPATH(fname, conn, inbuf, outbuf);
if((smb_open_mode = map_share_mode(fname, create_options, &desired_access,
share_access,
file_attributes)) == -1) {
END_PROFILE(SMBntcreateX);
return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
}
oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
if (oplock_request) {
oplock_request |= (flags & REQUEST_BATCH_OPLOCK) ? BATCH_OPLOCK : 0;
}
/*
* Ordinary file or directory.
*/
/*
* Check if POSIX semantics are wanted.
*/
set_posix_case_semantics(conn, file_attributes);
unix_convert(fname,conn,0,&bad_path,&sbuf);
/* FAKE_FILE is a special case */
if (fake_file_type == FAKE_FILE_TYPE_NONE) {
/* Normal file. */
if (bad_path) {
restore_case_semantics(conn, file_attributes);
END_PROFILE(SMBntcreateX);
return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
}
/* All file access must go through check_name() */
if (!check_name(fname,conn)) {
restore_case_semantics(conn, file_attributes);
END_PROFILE(SMBntcreateX);
return set_bad_path_error(errno, bad_path, outbuf, ERRDOS,ERRbadpath);
}
}
#if 0
/* This is the correct thing to do (check every time) but can_delete is
expensive (it may have to read the parent directory permissions). So
for now we're not doing it unless we have a strong hint the client
is really going to delete this file. */
if (desired_access & DELETE_ACCESS) {
#else
/* Setting FILE_SHARE_DELETE is the hint. */
if ((share_access & FILE_SHARE_DELETE) && (desired_access & DELETE_ACCESS)) {
#endif
status = can_delete(conn, fname, file_attributes, bad_path, True);
/* We're only going to fail here if it's access denied, as that's the
only error we care about for "can we delete this ?" questions. */
if (!NT_STATUS_IS_OK(status) && (NT_STATUS_EQUAL(status,NT_STATUS_ACCESS_DENIED) ||
NT_STATUS_EQUAL(status,NT_STATUS_CANNOT_DELETE))) {
restore_case_semantics(conn, file_attributes);
END_PROFILE(SMBntcreateX);
return ERROR_NT(status);
}
}
/*
* If it's a request for a directory open, deal with it separately.
*/
if(create_options & FILE_DIRECTORY_FILE) {
oplock_request = 0;
/* Can't open a temp directory. IFS kit test. */
if (file_attributes & FILE_ATTRIBUTE_TEMPORARY) {
END_PROFILE(SMBntcreateX);
return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
}
fsp = open_directory(conn, fname, &sbuf, desired_access, smb_open_mode, smb_ofun, &smb_action);
restore_case_semantics(conn, file_attributes);
if(!fsp) {
END_PROFILE(SMBntcreateX);
return set_bad_path_error(errno, bad_path, outbuf, ERRDOS,ERRnoaccess);
}
} else {
/*
* Ordinary file case.
*/
/* NB. We have a potential bug here. If we
* cause an oplock break to ourselves, then we
* could end up processing filename related
* SMB requests whilst we await the oplock
* break response. As we may have changed the
* filename case semantics to be POSIX-like,
* this could mean a filename request could
* fail when it should succeed. This is a rare
* condition, but eventually we must arrange
* to restore the correct case semantics
* before issuing an oplock break request to
* our client. JRA. */
if (fake_file_type==FAKE_FILE_TYPE_NONE) {
fsp = open_file_shared1(conn,fname,&sbuf,
desired_access,
smb_open_mode,
smb_ofun,file_attributes,oplock_request,
&rmode,&smb_action);
} else {
/* to open a fake_file --metze */
fsp = open_fake_file_shared1(fake_file_type,conn,fname,&sbuf,
desired_access,
smb_open_mode,
smb_ofun,file_attributes, oplock_request,
&rmode,&smb_action);
}
if (!fsp) {
/* We cheat here. There are two cases we
* care about. One is a directory rename,
* where the NT client will attempt to
* open the source directory for
* DELETE access. Note that when the
* NT client does this it does *not*
* set the directory bit in the
* request packet. This is translated
* into a read/write open
* request. POSIX states that any open
* for write request on a directory
* will generate an EISDIR error, so
* we can catch this here and open a
* pseudo handle that is flagged as a
* directory. The second is an open
* for a permissions read only, which
* we handle in the open_file_stat case. JRA.
*/
if(errno == EISDIR) {
/*
* Fail the open if it was explicitly a non-directory file.
*/
if (create_options & FILE_NON_DIRECTORY_FILE) {
restore_case_semantics(conn, file_attributes);
SSVAL(outbuf, smb_flg2,
SVAL(outbuf,smb_flg2) | FLAGS2_32_BIT_ERROR_CODES);
END_PROFILE(SMBntcreateX);
return ERROR_NT(NT_STATUS_FILE_IS_A_DIRECTORY);
}
oplock_request = 0;
fsp = open_directory(conn, fname, &sbuf, desired_access, smb_open_mode, smb_ofun, &smb_action);
if(!fsp) {
restore_case_semantics(conn, file_attributes);
END_PROFILE(SMBntcreateX);
return set_bad_path_error(errno, bad_path, outbuf, ERRDOS,ERRnoaccess);
}
} else {
restore_case_semantics(conn, file_attributes);
END_PROFILE(SMBntcreateX);
if (open_was_deferred(SVAL(inbuf,smb_mid))) {
/* We have re-scheduled this call. */
clear_cached_errors();
return -1;
}
return set_bad_path_error(errno, bad_path, outbuf, ERRDOS,ERRnoaccess);
}
}
}
restore_case_semantics(conn, file_attributes);
file_len = sbuf.st_size;
fmode = dos_mode(conn,fname,&sbuf);
if(fmode == 0)
fmode = FILE_ATTRIBUTE_NORMAL;
if (!fsp->is_directory && (fmode & aDIR)) {
close_file(fsp,False);
END_PROFILE(SMBntcreateX);
return ERROR_DOS(ERRDOS,ERRnoaccess);
}
/* Save the requested allocation size. */
allocation_size = (SMB_BIG_UINT)IVAL(inbuf,smb_ntcreate_AllocationSize);
#ifdef LARGE_SMB_OFF_T
allocation_size |= (((SMB_BIG_UINT)IVAL(inbuf,smb_ntcreate_AllocationSize + 4)) << 32);
#endif
if (allocation_size && (allocation_size > (SMB_BIG_UINT)file_len)) {
fsp->initial_allocation_size = allocation_size;
if (fsp->is_directory) {
close_file(fsp,False);
END_PROFILE(SMBntcreateX);
/* Can't set allocation size on a directory. */
return ERROR_NT(NT_STATUS_ACCESS_DENIED);
}
if (vfs_allocate_file_space(fsp, fsp->initial_allocation_size) == -1) {
close_file(fsp,False);
END_PROFILE(SMBntcreateX);
return ERROR_NT(NT_STATUS_DISK_FULL);
}
} else {
fsp->initial_allocation_size = (SMB_BIG_UINT)file_len;
}
/*
* If the caller set the extended oplock request bit
* and we granted one (by whatever means) - set the
* correct bit for extended oplock reply.
*/
if (oplock_request && lp_fake_oplocks(SNUM(conn)))
extended_oplock_granted = True;
if(oplock_request && EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type))
extended_oplock_granted = True;
#if 0
/* W2K sends back 42 words here ! If we do the same it breaks offline sync. Go figure... ? JRA. */
set_message(outbuf,42,0,True);
#else
set_message(outbuf,34,0,True);
#endif
p = outbuf + smb_vwv2;
/*
* Currently as we don't support level II oplocks we just report
* exclusive & batch here.
*/
if (extended_oplock_granted) {
if (flags & REQUEST_BATCH_OPLOCK) {
SCVAL(p,0, BATCH_OPLOCK_RETURN);
} else {
SCVAL(p,0, EXCLUSIVE_OPLOCK_RETURN);
}
} else if (LEVEL_II_OPLOCK_TYPE(fsp->oplock_type)) {
SCVAL(p,0, LEVEL_II_OPLOCK_RETURN);
} else {
SCVAL(p,0,NO_OPLOCK_RETURN);
}
p++;
SSVAL(p,0,fsp->fnum);
p += 2;
if ((create_disposition == FILE_SUPERSEDE) && (smb_action == FILE_WAS_OVERWRITTEN))
SIVAL(p,0,FILE_WAS_SUPERSEDED);
else
SIVAL(p,0,smb_action);
p += 4;
/* Create time. */
c_time = get_create_time(&sbuf,lp_fake_dir_create_times(SNUM(conn)));
if (lp_dos_filetime_resolution(SNUM(conn))) {
c_time &= ~1;
sbuf.st_atime &= ~1;
sbuf.st_mtime &= ~1;
sbuf.st_mtime &= ~1;
}
put_long_date(p,c_time);
p += 8;
put_long_date(p,sbuf.st_atime); /* access time */
p += 8;
put_long_date(p,sbuf.st_mtime); /* write time */
p += 8;
put_long_date(p,sbuf.st_mtime); /* change time */
p += 8;
SIVAL(p,0,fmode); /* File Attributes. */
p += 4;
SOFF_T(p, 0, get_allocation_size(fsp,&sbuf));
p += 8;
SOFF_T(p,0,file_len);
p += 8;
if (flags & EXTENDED_RESPONSE_REQUIRED)
SSVAL(p,2,0x7);
p += 4;
SCVAL(p,0,fsp->is_directory ? 1 : 0);
DEBUG(5,("reply_ntcreate_and_X: fnum = %d, open name = %s\n", fsp->fnum, fsp->fsp_name));
result = chain_reply(inbuf,outbuf,length,bufsize);
END_PROFILE(SMBntcreateX);
return result;
}
/****************************************************************************
Reply to a NT_TRANSACT_CREATE call to open a pipe.
****************************************************************************/
static int do_nt_transact_create_pipe( connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
char **ppsetup, uint32 setup_count,
char **ppparams, uint32 parameter_count,
char **ppdata, uint32 data_count)
{
pstring fname;
char *params = *ppparams;
int ret;
int pnum = -1;
char *p = NULL;
NTSTATUS status;
/*
* Ensure minimum number of parameters sent.
*/
if(parameter_count < 54) {
DEBUG(0,("do_nt_transact_create_pipe - insufficient parameters (%u)\n", (unsigned int)parameter_count));
return ERROR_DOS(ERRDOS,ERRnoaccess);
}
srvstr_get_path(inbuf, fname, params+53, sizeof(fname), parameter_count-53, STR_TERMINATE, &status, False);
if (!NT_STATUS_IS_OK(status)) {
return ERROR_NT(status);
}
if ((ret = nt_open_pipe(fname, conn, inbuf, outbuf, &pnum)) != 0)
return ret;
/* Realloc the size of parameters and data we will return */
params = nttrans_realloc(ppparams, 69);
if(params == NULL)
return ERROR_DOS(ERRDOS,ERRnomem);
p = params;
SCVAL(p,0,NO_OPLOCK_RETURN);
p += 2;
SSVAL(p,0,pnum);
p += 2;
SIVAL(p,0,FILE_WAS_OPENED);
p += 8;
p += 32;
SIVAL(p,0,FILE_ATTRIBUTE_NORMAL); /* File Attributes. */
p += 20;
/* File type. */
SSVAL(p,0,FILE_TYPE_MESSAGE_MODE_PIPE);
/* Device state. */
SSVAL(p,2, 0x5FF); /* ? */
DEBUG(5,("do_nt_transact_create_pipe: open name = %s\n", fname));
/* Send the required number of replies */
send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, 69, *ppdata, 0);
return -1;
}
/****************************************************************************
Internal fn to set security descriptors.
****************************************************************************/
static NTSTATUS set_sd(files_struct *fsp, char *data, uint32 sd_len, uint32 security_info_sent)
{
prs_struct pd;
SEC_DESC *psd = NULL;
TALLOC_CTX *mem_ctx;
BOOL ret;
if (sd_len == 0 || !lp_nt_acl_support(SNUM(fsp->conn))) {
return NT_STATUS_OK;
}
/*
* Init the parse struct we will unmarshall from.
*/
if ((mem_ctx = talloc_init("set_sd")) == NULL) {
DEBUG(0,("set_sd: talloc_init failed.\n"));
return NT_STATUS_NO_MEMORY;
}
prs_init(&pd, 0, mem_ctx, UNMARSHALL);
/*
* Setup the prs_struct to point at the memory we just
* allocated.
*/
prs_give_memory( &pd, data, sd_len, False);
/*
* Finally, unmarshall from the data buffer.
*/
if(!sec_io_desc( "sd data", &psd, &pd, 1)) {
DEBUG(0,("set_sd: Error in unmarshalling security descriptor.\n"));
/*
* Return access denied for want of a better error message..
*/
talloc_destroy(mem_ctx);
return NT_STATUS_NO_MEMORY;
}
if (psd->off_owner_sid==0)
security_info_sent &= ~OWNER_SECURITY_INFORMATION;
if (psd->off_grp_sid==0)
security_info_sent &= ~GROUP_SECURITY_INFORMATION;
if (psd->off_sacl==0)
security_info_sent &= ~SACL_SECURITY_INFORMATION;
if (psd->off_dacl==0)
security_info_sent &= ~DACL_SECURITY_INFORMATION;
ret = SMB_VFS_FSET_NT_ACL( fsp, fsp->fd, security_info_sent, psd);
if (!ret) {
talloc_destroy(mem_ctx);
return NT_STATUS_ACCESS_DENIED;
}
talloc_destroy(mem_ctx);
return NT_STATUS_OK;
}
/****************************************************************************
Reply to a NT_TRANSACT_CREATE call (needs to process SD's).
****************************************************************************/
static int call_nt_transact_create(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
char **ppsetup, uint32 setup_count,
char **ppparams, uint32 parameter_count,
char **ppdata, uint32 data_count, uint32 max_data_count)
{
pstring fname;
char *params = *ppparams;
char *data = *ppdata;
/* Breakout the oplock request bits so we can set the reply bits separately. */
int oplock_request = 0;
int fmode=0,rmode=0;
SMB_OFF_T file_len = 0;
SMB_STRUCT_STAT sbuf;
int smb_action = 0;
BOOL bad_path = False;
files_struct *fsp = NULL;
char *p = NULL;
BOOL extended_oplock_granted = False;
uint32 flags;
uint32 desired_access;
uint32 file_attributes;
uint32 share_access;
uint32 create_disposition;
uint32 create_options;
uint32 sd_len;
uint16 root_dir_fid;
SMB_BIG_UINT allocation_size = 0;
int smb_ofun;
int smb_open_mode;
time_t c_time;
NTSTATUS status;
DEBUG(5,("call_nt_transact_create\n"));
/*
* If it's an IPC, use the pipe handler.
*/
if (IS_IPC(conn)) {
if (lp_nt_pipe_support())
return do_nt_transact_create_pipe(conn, inbuf, outbuf, length,
bufsize,
ppsetup, setup_count,
ppparams, parameter_count,
ppdata, data_count);
else
return ERROR_DOS(ERRDOS,ERRnoaccess);
}
/*
* Ensure minimum number of parameters sent.
*/
if(parameter_count < 54) {
DEBUG(0,("call_nt_transact_create - insufficient parameters (%u)\n", (unsigned int)parameter_count));
return ERROR_DOS(ERRDOS,ERRnoaccess);
}
flags = IVAL(params,0);
desired_access = IVAL(params,8);
file_attributes = IVAL(params,20);
share_access = IVAL(params,24);
create_disposition = IVAL(params,28);
create_options = IVAL(params,32);
sd_len = IVAL(params,36);
root_dir_fid = (uint16)IVAL(params,4);
if (create_options & FILE_OPEN_BY_FILE_ID) {
return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
}
/*
* We need to construct the open_and_X ofun value from the
* NT values, as that's what our code is structured to accept.
*/
if((smb_ofun = map_create_disposition( create_disposition )) == -1)
return ERROR_DOS(ERRDOS,ERRbadmem);
/*
* Get the file name.
*/
if(root_dir_fid != 0) {
/*
* This filename is relative to a directory fid.
*/
files_struct *dir_fsp = file_fsp(params,4);
size_t dir_name_len;
if(!dir_fsp)
return ERROR_DOS(ERRDOS,ERRbadfid);
if(!dir_fsp->is_directory) {
srvstr_get_path(inbuf, fname, params+53, sizeof(fname), parameter_count-53, STR_TERMINATE, &status, False);
if (!NT_STATUS_IS_OK(status)) {
return ERROR_NT(status);
}
/*
* Check to see if this is a mac fork of some kind.
*/
if( strchr_m(fname, ':'))
return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
return ERROR_DOS(ERRDOS,ERRbadfid);
}
/*
* Copy in the base directory name.
*/
pstrcpy( fname, dir_fsp->fsp_name );
dir_name_len = strlen(fname);
/*
* Ensure it ends in a '\'.
*/
if((fname[dir_name_len-1] != '\\') && (fname[dir_name_len-1] != '/')) {
pstrcat(fname, "/");
dir_name_len++;
}
{
pstring tmpname;
srvstr_get_path(inbuf, tmpname, params+53, sizeof(tmpname), parameter_count-53, STR_TERMINATE, &status, False);
if (!NT_STATUS_IS_OK(status)) {
return ERROR_NT(status);
}
pstrcat(fname, tmpname);
}
} else {
srvstr_get_path(inbuf, fname, params+53, sizeof(fname), parameter_count-53, STR_TERMINATE, &status, False);
if (!NT_STATUS_IS_OK(status)) {
return ERROR_NT(status);
}
/*
* Check to see if this is a mac fork of some kind.
*/
if( strchr_m(fname, ':'))
return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
}
/*
* Now contruct the smb_open_mode value from the desired access
* and the share access.
*/
if((smb_open_mode = map_share_mode( fname, create_options, &desired_access,
share_access, file_attributes)) == -1)
return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
oplock_request |= (flags & REQUEST_BATCH_OPLOCK) ? BATCH_OPLOCK : 0;
/*
* Check if POSIX semantics are wanted.
*/
set_posix_case_semantics(conn, file_attributes);
RESOLVE_DFSPATH(fname, conn, inbuf, outbuf);
unix_convert(fname,conn,0,&bad_path,&sbuf);
if (bad_path) {
restore_case_semantics(conn, file_attributes);
return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
}
/* All file access must go through check_name() */
if (!check_name(fname,conn)) {
restore_case_semantics(conn, file_attributes);
return set_bad_path_error(errno, bad_path, outbuf, ERRDOS,ERRbadpath);
}
#if 0
/* This is the correct thing to do (check every time) but can_delete is
expensive (it may have to read the parent directory permissions). So
for now we're not doing it unless we have a strong hint the client
is really going to delete this file. */
if (desired_access & DELETE_ACCESS) {
#else
/* Setting FILE_SHARE_DELETE is the hint. */
if ((share_access & FILE_SHARE_DELETE) && (desired_access & DELETE_ACCESS)) {
#endif
status = can_delete(conn, fname, file_attributes, bad_path, True);
/* We're only going to fail here if it's access denied, as that's the
only error we care about for "can we delete this ?" questions. */
if (!NT_STATUS_IS_OK(status) && (NT_STATUS_EQUAL(status,NT_STATUS_ACCESS_DENIED) ||
NT_STATUS_EQUAL(status,NT_STATUS_CANNOT_DELETE))) {
restore_case_semantics(conn, file_attributes);
END_PROFILE(SMBntcreateX);
return ERROR_NT(status);
}
}
/*
* If it's a request for a directory open, deal with it separately.
*/
if(create_options & FILE_DIRECTORY_FILE) {
/* Can't open a temp directory. IFS kit test. */
if (file_attributes & FILE_ATTRIBUTE_TEMPORARY) {
return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
}
oplock_request = 0;
/*
* We will get a create directory here if the Win32
* app specified a security descriptor in the
* CreateDirectory() call.
*/
fsp = open_directory(conn, fname, &sbuf, desired_access, smb_open_mode, smb_ofun, &smb_action);
if(!fsp) {
restore_case_semantics(conn, file_attributes);
return set_bad_path_error(errno, bad_path, outbuf, ERRDOS,ERRnoaccess);
}
} else {
/*
* Ordinary file case.
*/
fsp = open_file_shared1(conn,fname,&sbuf,desired_access,
smb_open_mode,smb_ofun,file_attributes,
oplock_request,&rmode,&smb_action);
if (!fsp) {
if(errno == EISDIR) {
/*
* Fail the open if it was explicitly a non-directory file.
*/
if (create_options & FILE_NON_DIRECTORY_FILE) {
restore_case_semantics(conn, file_attributes);
SSVAL(outbuf, smb_flg2, SVAL(outbuf,smb_flg2) | FLAGS2_32_BIT_ERROR_CODES);
return ERROR_NT(NT_STATUS_FILE_IS_A_DIRECTORY);
}
oplock_request = 0;
fsp = open_directory(conn, fname, &sbuf, desired_access, smb_open_mode, smb_ofun, &smb_action);
if(!fsp) {
restore_case_semantics(conn, file_attributes);
return set_bad_path_error(errno, bad_path, outbuf, ERRDOS,ERRnoaccess);
}
} else {
restore_case_semantics(conn, file_attributes);
if (open_was_deferred(SVAL(inbuf,smb_mid))) {
/* We have re-scheduled this call. */
clear_cached_errors();
return -1;
}
return set_bad_path_error(errno, bad_path, outbuf, ERRDOS,ERRnoaccess);
}
}
file_len = sbuf.st_size;
fmode = dos_mode(conn,fname,&sbuf);
if(fmode == 0)
fmode = FILE_ATTRIBUTE_NORMAL;
if (fmode & aDIR) {
close_file(fsp,False);
restore_case_semantics(conn, file_attributes);
return ERROR_DOS(ERRDOS,ERRnoaccess);
}
/*
* If the caller set the extended oplock request bit
* and we granted one (by whatever means) - set the
* correct bit for extended oplock reply.
*/
if (oplock_request && lp_fake_oplocks(SNUM(conn)))
extended_oplock_granted = True;
if(oplock_request && EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type))
extended_oplock_granted = True;
}
/*
* Now try and apply the desired SD.
*/
if (lp_nt_acl_support(SNUM(conn)) && sd_len &&
!NT_STATUS_IS_OK(status = set_sd( fsp, data, sd_len, ALL_SECURITY_INFORMATION))) {
close_file(fsp,False);
restore_case_semantics(conn, file_attributes);
return ERROR_NT(status);
}
restore_case_semantics(conn, file_attributes);
/* Save the requested allocation size. */
allocation_size = (SMB_BIG_UINT)IVAL(params,12);
#ifdef LARGE_SMB_OFF_T
allocation_size |= (((SMB_BIG_UINT)IVAL(params,16)) << 32);
#endif
if (allocation_size && (allocation_size > file_len)) {
fsp->initial_allocation_size = allocation_size;
if (fsp->is_directory) {
close_file(fsp,False);
END_PROFILE(SMBntcreateX);
/* Can't set allocation size on a directory. */
return ERROR_NT(NT_STATUS_ACCESS_DENIED);
}
if (vfs_allocate_file_space(fsp, fsp->initial_allocation_size) == -1) {
close_file(fsp,False);
return ERROR_NT(NT_STATUS_DISK_FULL);
}
} else {
fsp->initial_allocation_size = (SMB_BIG_UINT)file_len;
}
/* Realloc the size of parameters and data we will return */
params = nttrans_realloc(ppparams, 69);
if(params == NULL)
return ERROR_DOS(ERRDOS,ERRnomem);
p = params;
if (extended_oplock_granted)
SCVAL(p,0, BATCH_OPLOCK_RETURN);
else if (LEVEL_II_OPLOCK_TYPE(fsp->oplock_type))
SCVAL(p,0, LEVEL_II_OPLOCK_RETURN);
else
SCVAL(p,0,NO_OPLOCK_RETURN);
p += 2;
SSVAL(p,0,fsp->fnum);
p += 2;
if ((create_disposition == FILE_SUPERSEDE) && (smb_action == FILE_WAS_OVERWRITTEN))
SIVAL(p,0,FILE_WAS_SUPERSEDED);
else
SIVAL(p,0,smb_action);
p += 8;
/* Create time. */
c_time = get_create_time(&sbuf,lp_fake_dir_create_times(SNUM(conn)));
if (lp_dos_filetime_resolution(SNUM(conn))) {
c_time &= ~1;
sbuf.st_atime &= ~1;
sbuf.st_mtime &= ~1;
sbuf.st_mtime &= ~1;
}
put_long_date(p,c_time);
p += 8;
put_long_date(p,sbuf.st_atime); /* access time */
p += 8;
put_long_date(p,sbuf.st_mtime); /* write time */
p += 8;
put_long_date(p,sbuf.st_mtime); /* change time */
p += 8;
SIVAL(p,0,fmode); /* File Attributes. */
p += 4;
SOFF_T(p, 0, get_allocation_size(fsp,&sbuf));
p += 8;
SOFF_T(p,0,file_len);
p += 8;
if (flags & EXTENDED_RESPONSE_REQUIRED)
SSVAL(p,2,0x7);
p += 4;
SCVAL(p,0,fsp->is_directory ? 1 : 0);
DEBUG(5,("call_nt_transact_create: open name = %s\n", fname));
/* Send the required number of replies */
send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, 69, *ppdata, 0);
return -1;
}
/****************************************************************************
Reply to a NT CANCEL request.
****************************************************************************/
int reply_ntcancel(connection_struct *conn,
char *inbuf,char *outbuf,int length,int bufsize)
{
/*
* Go through and cancel any pending change notifies.
*/
int mid = SVAL(inbuf,smb_mid);
START_PROFILE(SMBntcancel);
remove_pending_change_notify_requests_by_mid(mid);
remove_pending_lock_requests_by_mid(mid);
srv_cancel_sign_response(mid);
DEBUG(3,("reply_ntcancel: cancel called on mid = %d.\n", mid));
END_PROFILE(SMBntcancel);
return(-1);
}
/****************************************************************************
Copy a file.
****************************************************************************/
static NTSTATUS copy_internals(connection_struct *conn, char *oldname, char *newname, uint16 attrs)
{
BOOL bad_path_oldname = False;
BOOL bad_path_newname = False;
SMB_STRUCT_STAT sbuf1, sbuf2;
pstring last_component_oldname;
pstring last_component_newname;
files_struct *fsp1,*fsp2;
uint16 fmode;
int access_mode;
int smb_action;
SMB_OFF_T ret=-1;
int close_ret;
NTSTATUS status = NT_STATUS_OK;
ZERO_STRUCT(sbuf1);
ZERO_STRUCT(sbuf2);
/* No wildcards. */
if (ms_has_wild(newname) || ms_has_wild(oldname)) {
return NT_STATUS_OBJECT_PATH_SYNTAX_BAD;
}
if (!CAN_WRITE(conn))
return NT_STATUS_MEDIA_WRITE_PROTECTED;
unix_convert(oldname,conn,last_component_oldname,&bad_path_oldname,&sbuf1);
if (bad_path_oldname) {
return NT_STATUS_OBJECT_PATH_NOT_FOUND;
}
/* Quick check for "." and ".." */
if (last_component_oldname[0] == '.') {
if (!last_component_oldname[1] || (last_component_oldname[1] == '.' && !last_component_oldname[2])) {
return NT_STATUS_OBJECT_NAME_INVALID;
}
}
/* Source must already exist. */
if (!VALID_STAT(sbuf1)) {
return NT_STATUS_OBJECT_NAME_NOT_FOUND;
}
if (!check_name(oldname,conn)) {
return NT_STATUS_ACCESS_DENIED;
}
/* Ensure attributes match. */
fmode = dos_mode(conn,oldname,&sbuf1);
if ((fmode & ~attrs) & (aHIDDEN | aSYSTEM))
return NT_STATUS_NO_SUCH_FILE;
unix_convert(newname,conn,last_component_newname,&bad_path_newname,&sbuf2);
if (bad_path_newname) {
return NT_STATUS_OBJECT_PATH_NOT_FOUND;
}
/* Quick check for "." and ".." */
if (last_component_newname[0] == '.') {
if (!last_component_newname[1] || (last_component_newname[1] == '.' && !last_component_newname[2])) {
return NT_STATUS_OBJECT_NAME_INVALID;
}
}
/* Disallow if newname already exists. */
if (VALID_STAT(sbuf2)) {
return NT_STATUS_OBJECT_NAME_COLLISION;
}
if (!check_name(newname,conn)) {
return NT_STATUS_ACCESS_DENIED;
}
/* No links from a directory. */
if (S_ISDIR(sbuf1.st_mode)) {
return NT_STATUS_FILE_IS_A_DIRECTORY;
}
/* Ensure this is within the share. */
if (!reduce_name(conn, oldname) != 0) {
return NT_STATUS_ACCESS_DENIED;
}
DEBUG(10,("copy_internals: doing file copy %s to %s\n", oldname, newname));
fsp1 = open_file_shared1(conn,oldname,&sbuf1,FILE_READ_DATA,SET_DENY_MODE(DENY_ALL)|SET_OPEN_MODE(DOS_OPEN_RDONLY),
(FILE_FAIL_IF_NOT_EXIST|FILE_EXISTS_OPEN),FILE_ATTRIBUTE_NORMAL,0,
&access_mode,&smb_action);
if (!fsp1) {
status = NT_STATUS_ACCESS_DENIED;
if (unix_ERR_class == ERRDOS && unix_ERR_code == ERRbadshare)
status = NT_STATUS_SHARING_VIOLATION;
unix_ERR_class = 0;
unix_ERR_code = 0;
unix_ERR_ntstatus = NT_STATUS_OK;
return status;
}
fsp2 = open_file_shared1(conn,newname,&sbuf2,FILE_WRITE_DATA,SET_DENY_MODE(DENY_ALL)|SET_OPEN_MODE(DOS_OPEN_WRONLY),
(FILE_CREATE_IF_NOT_EXIST|FILE_EXISTS_FAIL),fmode,INTERNAL_OPEN_ONLY,
&access_mode,&smb_action);
if (!fsp2) {
status = NT_STATUS_ACCESS_DENIED;
if (unix_ERR_class == ERRDOS && unix_ERR_code == ERRbadshare)
status = NT_STATUS_SHARING_VIOLATION;
unix_ERR_class = 0;
unix_ERR_code = 0;
unix_ERR_ntstatus = NT_STATUS_OK;
close_file(fsp1,False);
return status;
}
if (sbuf1.st_size)
ret = vfs_transfer_file(fsp1, fsp2, sbuf1.st_size);
/*
* As we are opening fsp1 read-only we only expect
* an error on close on fsp2 if we are out of space.
* Thus we don't look at the error return from the
* close of fsp1.
*/
close_file(fsp1,False);
/* Ensure the modtime is set correctly on the destination file. */
fsp2->pending_modtime = sbuf1.st_mtime;
close_ret = close_file(fsp2,False);
/* Grrr. We have to do this as open_file_shared1 adds aARCH when it
creates the file. This isn't the correct thing to do in the copy case. JRA */
file_set_dosmode(conn, newname, fmode, &sbuf2, True);
if (ret < (SMB_OFF_T)sbuf1.st_size) {
return NT_STATUS_DISK_FULL;
}
if (close_ret != 0) {
status = map_nt_error_from_unix(close_ret);
DEBUG(3,("copy_internals: Error %s copy file %s to %s\n",
nt_errstr(status), oldname, newname));
}
return status;
}
/****************************************************************************
Reply to a NT rename request.
****************************************************************************/
int reply_ntrename(connection_struct *conn,
char *inbuf,char *outbuf,int length,int bufsize)
{
int outsize = 0;
pstring oldname;
pstring newname;
char *p;
NTSTATUS status;
uint16 attrs = SVAL(inbuf,smb_vwv0);
uint16 rename_type = SVAL(inbuf,smb_vwv1);
START_PROFILE(SMBntrename);
p = smb_buf(inbuf) + 1;
p += srvstr_get_path(inbuf, oldname, p, sizeof(oldname), 0, STR_TERMINATE, &status, True);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBntrename);
return ERROR_NT(status);
}
if( strchr_m(oldname, ':')) {
/* Can't rename a stream. */
END_PROFILE(SMBntrename);
return ERROR_NT(NT_STATUS_ACCESS_DENIED);
}
if (ms_has_wild(oldname)) {
END_PROFILE(SMBntrename);
return ERROR_NT(NT_STATUS_OBJECT_PATH_SYNTAX_BAD);
}
p++;
p += srvstr_get_path(inbuf, newname, p, sizeof(newname), 0, STR_TERMINATE, &status, False);
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBntrename);
return ERROR_NT(status);
}
RESOLVE_DFSPATH(oldname, conn, inbuf, outbuf);
RESOLVE_DFSPATH(newname, conn, inbuf, outbuf);
DEBUG(3,("reply_ntrename : %s -> %s\n",oldname,newname));
switch(rename_type) {
case RENAME_FLAG_RENAME:
status = rename_internals(conn, oldname, newname, attrs, False);
break;
case RENAME_FLAG_HARD_LINK:
status = hardlink_internals(conn, oldname, newname);
break;
case RENAME_FLAG_COPY:
status = copy_internals(conn, oldname, newname, attrs);
break;
case RENAME_FLAG_MOVE_CLUSTER_INFORMATION:
status = NT_STATUS_INVALID_PARAMETER;
break;
default:
status = NT_STATUS_ACCESS_DENIED; /* Default error. */
break;
}
if (!NT_STATUS_IS_OK(status)) {
END_PROFILE(SMBntrename);
if (open_was_deferred(SVAL(inbuf,smb_mid))) {
/* We have re-scheduled this call. */
clear_cached_errors();
return -1;
}
return ERROR_NT(status);
}
/*
* Win2k needs a changenotify request response before it will
* update after a rename..
*/
process_pending_change_notify_queue((time_t)0);
outsize = set_message(outbuf,0,0,True);
END_PROFILE(SMBntrename);
return(outsize);
}
/****************************************************************************
Reply to an unsolicited SMBNTtranss - just ignore it!
****************************************************************************/
int reply_nttranss(connection_struct *conn,
char *inbuf,char *outbuf,int length,int bufsize)
{
START_PROFILE(SMBnttranss);
DEBUG(4,("Ignoring nttranss of length %d\n",length));
END_PROFILE(SMBnttranss);
return(-1);
}
/****************************************************************************
Reply to a notify change - queue the request and
don't allow a directory to be opened.
****************************************************************************/
static int call_nt_transact_notify_change(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
char **ppsetup, uint32 setup_count,
char **ppparams, uint32 parameter_count,
char **ppdata, uint32 data_count, uint32 max_data_count)
{
char *setup = *ppsetup;
files_struct *fsp;
uint32 flags;
if(setup_count < 6)
return ERROR_DOS(ERRDOS,ERRbadfunc);
fsp = file_fsp(setup,4);
flags = IVAL(setup, 0);
DEBUG(3,("call_nt_transact_notify_change\n"));
if(!fsp)
return ERROR_DOS(ERRDOS,ERRbadfid);
if((!fsp->is_directory) || (conn != fsp->conn))
return ERROR_DOS(ERRDOS,ERRbadfid);
if (!change_notify_set(inbuf, fsp, conn, flags))
return(UNIXERROR(ERRDOS,ERRbadfid));
DEBUG(3,("call_nt_transact_notify_change: notify change called on directory \
name = %s\n", fsp->fsp_name ));
return -1;
}
/****************************************************************************
Reply to an NT transact rename command.
****************************************************************************/
static int call_nt_transact_rename(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
char **ppsetup, uint32 setup_count,
char **ppparams, uint32 parameter_count,
char **ppdata, uint32 data_count, uint32 max_data_count)
{
char *params = *ppparams;
pstring new_name;
files_struct *fsp = NULL;
BOOL replace_if_exists = False;
NTSTATUS status;
if(parameter_count < 4)
return ERROR_DOS(ERRDOS,ERRbadfunc);
fsp = file_fsp(params, 0);
replace_if_exists = (SVAL(params,2) & RENAME_REPLACE_IF_EXISTS) ? True : False;
CHECK_FSP(fsp, conn);
srvstr_get_path(inbuf, new_name, params+4, sizeof(new_name), -1, STR_TERMINATE, &status, True);
if (!NT_STATUS_IS_OK(status)) {
return ERROR_NT(status);
}
status = rename_internals(conn, fsp->fsp_name,
new_name, 0, replace_if_exists);
if (!NT_STATUS_IS_OK(status))
return ERROR_NT(status);
/*
* Rename was successful.
*/
send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
DEBUG(3,("nt transact rename from = %s, to = %s succeeded.\n",
fsp->fsp_name, new_name));
/*
* Win2k needs a changenotify request response before it will
* update after a rename..
*/
process_pending_change_notify_queue((time_t)0);
return -1;
}
/******************************************************************************
Fake up a completely empty SD.
*******************************************************************************/
static size_t get_null_nt_acl(TALLOC_CTX *mem_ctx, SEC_DESC **ppsd)
{
extern DOM_SID global_sid_World;
size_t sd_size;
*ppsd = make_standard_sec_desc( mem_ctx, &global_sid_World, &global_sid_World, NULL, &sd_size);
if(!*ppsd) {
DEBUG(0,("get_null_nt_acl: Unable to malloc space for security descriptor.\n"));
sd_size = 0;
}
return sd_size;
}
/****************************************************************************
Reply to query a security descriptor.
****************************************************************************/
static int call_nt_transact_query_security_desc(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
char **ppsetup, uint32 setup_count,
char **ppparams, uint32 parameter_count,
char **ppdata, uint32 data_count, uint32 max_data_count)
{
char *params = *ppparams;
char *data = *ppdata;
prs_struct pd;
SEC_DESC *psd = NULL;
size_t sd_size;
uint32 security_info_wanted;
TALLOC_CTX *mem_ctx;
files_struct *fsp = NULL;
if(parameter_count < 8)
return ERROR_DOS(ERRDOS,ERRbadfunc);
fsp = file_fsp(params,0);
if(!fsp)
return ERROR_DOS(ERRDOS,ERRbadfid);
security_info_wanted = IVAL(params,4);
DEBUG(3,("call_nt_transact_query_security_desc: file = %s\n", fsp->fsp_name ));
params = nttrans_realloc(ppparams, 4);
if(params == NULL)
return ERROR_DOS(ERRDOS,ERRnomem);
if ((mem_ctx = talloc_init("call_nt_transact_query_security_desc")) == NULL) {
DEBUG(0,("call_nt_transact_query_security_desc: talloc_init failed.\n"));
return ERROR_DOS(ERRDOS,ERRnomem);
}
/*
* Get the permissions to return.
*/
if (!lp_nt_acl_support(SNUM(conn)))
sd_size = get_null_nt_acl(mem_ctx, &psd);
else
sd_size = SMB_VFS_FGET_NT_ACL(fsp, fsp->fd, security_info_wanted, &psd);
if (sd_size == 0) {
talloc_destroy(mem_ctx);
return(UNIXERROR(ERRDOS,ERRnoaccess));
}
DEBUG(3,("call_nt_transact_query_security_desc: sd_size = %d.\n",(int)sd_size));
SIVAL(params,0,(uint32)sd_size);
if(max_data_count < sd_size) {
send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_BUFFER_TOO_SMALL,
params, 4, *ppdata, 0);
talloc_destroy(mem_ctx);
return -1;
}
/*
* Allocate the data we will point this at.
*/
data = nttrans_realloc(ppdata, sd_size);
if(data == NULL) {
talloc_destroy(mem_ctx);
return ERROR_DOS(ERRDOS,ERRnomem);
}
/*
* Init the parse struct we will marshall into.
*/
prs_init(&pd, 0, mem_ctx, MARSHALL);
/*
* Setup the prs_struct to point at the memory we just
* allocated.
*/
prs_give_memory( &pd, data, (uint32)sd_size, False);
/*
* Finally, linearize into the outgoing buffer.
*/
if(!sec_io_desc( "sd data", &psd, &pd, 1)) {
DEBUG(0,("call_nt_transact_query_security_desc: Error in marshalling \
security descriptor.\n"));
/*
* Return access denied for want of a better error message..
*/
talloc_destroy(mem_ctx);
return(UNIXERROR(ERRDOS,ERRnoaccess));
}
/*
* Now we can delete the security descriptor.
*/
talloc_destroy(mem_ctx);
send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, 4, data, (int)sd_size);
return -1;
}
/****************************************************************************
Reply to set a security descriptor. Map to UNIX perms or POSIX ACLs.
****************************************************************************/
static int call_nt_transact_set_security_desc(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
char **ppsetup, uint32 setup_count,
char **ppparams, uint32 parameter_count,
char **ppdata, uint32 data_count, uint32 max_data_count)
{
char *params= *ppparams;
char *data = *ppdata;
files_struct *fsp = NULL;
uint32 security_info_sent = 0;
NTSTATUS nt_status;
if(parameter_count < 8)
return ERROR_DOS(ERRDOS,ERRbadfunc);
if((fsp = file_fsp(params,0)) == NULL)
return ERROR_DOS(ERRDOS,ERRbadfid);
if(!lp_nt_acl_support(SNUM(conn)))
goto done;
security_info_sent = IVAL(params,4);
DEBUG(3,("call_nt_transact_set_security_desc: file = %s, sent 0x%x\n", fsp->fsp_name,
(unsigned int)security_info_sent ));
if (data_count == 0)
return ERROR_DOS(ERRDOS, ERRnoaccess);
if (!NT_STATUS_IS_OK(nt_status = set_sd( fsp, data, data_count, security_info_sent)))
return ERROR_NT(nt_status);
done:
send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
return -1;
}
/****************************************************************************
Reply to NT IOCTL
****************************************************************************/
static int call_nt_transact_ioctl(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
char **ppsetup, uint32 setup_count,
char **ppparams, uint32 parameter_count,
char **ppdata, uint32 data_count, uint32 max_data_count)
{
uint32 function;
uint16 fidnum;
files_struct *fsp;
uint8 isFSctl;
uint8 compfilter;
static BOOL logged_message;
char *pdata = *ppdata;
if (setup_count != 8) {
DEBUG(3,("call_nt_transact_ioctl: invalid setup count %d\n", setup_count));
return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
}
function = IVAL(*ppsetup, 0);
fidnum = SVAL(*ppsetup, 4);
isFSctl = CVAL(*ppsetup, 6);
compfilter = CVAL(*ppsetup, 7);
DEBUG(10,("call_nt_transact_ioctl: function[0x%08X] FID[0x%04X] isFSctl[0x%02X] compfilter[0x%02X]\n",
function, fidnum, isFSctl, compfilter));
fsp=file_fsp(*ppsetup, 4);
/* this check is done in each implemented function case for now
because I don't want to break anything... --metze
FSP_BELONGS_CONN(fsp,conn);*/
switch (function) {
case FSCTL_SET_SPARSE:
/* pretend this succeeded - tho strictly we should
mark the file sparse (if the local fs supports it)
so we can know if we need to pre-allocate or not */
DEBUG(10,("FSCTL_SET_SPARSE: called on FID[0x%04X](but not implemented)\n", fidnum));
send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
return -1;
case FSCTL_0x000900C0:
/* pretend this succeeded - don't know what this really is
but works ok like this --metze
*/
DEBUG(10,("FSCTL_0x000900C0: called on FID[0x%04X](but not implemented)\n",fidnum));
send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
return -1;
case FSCTL_GET_REPARSE_POINT:
/* pretend this fail - my winXP does it like this
* --metze
*/
DEBUG(10,("FSCTL_GET_REPARSE_POINT: called on FID[0x%04X](but not implemented)\n",fidnum));
send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_NOT_A_REPARSE_POINT, NULL, 0, NULL, 0);
return -1;
case FSCTL_SET_REPARSE_POINT:
/* pretend this fail - I'm assuming this because of the FSCTL_GET_REPARSE_POINT case.
* --metze
*/
DEBUG(10,("FSCTL_SET_REPARSE_POINT: called on FID[0x%04X](but not implemented)\n",fidnum));
send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_NOT_A_REPARSE_POINT, NULL, 0, NULL, 0);
return -1;
case FSCTL_GET_SHADOW_COPY_DATA: /* don't know if this name is right...*/
{
/*
* This is called to retrieve the number of Shadow Copies (a.k.a. snapshots)
* and return their volume names. If max_data_count is 16, then it is just
* asking for the number of volumes and length of the combined names.
*
* pdata is the data allocated by our caller, but that uses
* total_data_count (which is 0 in our case) rather than max_data_count.
* Allocate the correct amount and return the pointer to let
* it be deallocated when we return.
*/
SHADOW_COPY_DATA *shadow_data = NULL;
TALLOC_CTX *shadow_mem_ctx = NULL;
BOOL labels = False;
uint32 labels_data_count = 0;
uint32 i;
char *cur_pdata;
FSP_BELONGS_CONN(fsp,conn);
if (max_data_count < 16) {
DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: max_data_count(%u) < 16 is invalid!\n",
max_data_count));
return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
}
if (max_data_count > 16) {
labels = True;
}
shadow_mem_ctx = talloc_init("SHADOW_COPY_DATA");
if (shadow_mem_ctx == NULL) {
DEBUG(0,("talloc_init(SHADOW_COPY_DATA) failed!\n"));
return ERROR_NT(NT_STATUS_NO_MEMORY);
}
shadow_data = TALLOC_ZERO_P(shadow_mem_ctx,SHADOW_COPY_DATA);
if (shadow_data == NULL) {
DEBUG(0,("talloc_zero() failed!\n"));
talloc_destroy(shadow_mem_ctx);
return ERROR_NT(NT_STATUS_NO_MEMORY);
}
shadow_data->mem_ctx = shadow_mem_ctx;
/*
* Call the VFS routine to actually do the work.
*/
if (SMB_VFS_GET_SHADOW_COPY_DATA(fsp, shadow_data, labels)!=0) {
talloc_destroy(shadow_data->mem_ctx);
if (errno == ENOSYS) {
DEBUG(5,("FSCTL_GET_SHADOW_COPY_DATA: connectpath %s, not supported.\n",
conn->connectpath));
return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
} else {
DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: connectpath %s, failed.\n",
conn->connectpath));
return ERROR_NT(NT_STATUS_UNSUCCESSFUL);
}
}
labels_data_count = (shadow_data->num_volumes*2*sizeof(SHADOW_COPY_LABEL))+2;
if (!labels) {
data_count = 16;
} else {
data_count = 12+labels_data_count+4;
}
if (max_data_count<data_count) {
DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: max_data_count(%u) too small (%u) bytes needed!\n",
max_data_count,data_count));
talloc_destroy(shadow_data->mem_ctx);
return ERROR_NT(NT_STATUS_BUFFER_TOO_SMALL);
}
pdata = nttrans_realloc(ppdata, data_count);
if (pdata == NULL) {
talloc_destroy(shadow_data->mem_ctx);
return ERROR_NT(NT_STATUS_NO_MEMORY);
}
cur_pdata = pdata;
/* num_volumes 4 bytes */
SIVAL(pdata,0,shadow_data->num_volumes);
if (labels) {
/* num_labels 4 bytes */
SIVAL(pdata,4,shadow_data->num_volumes);
}
/* needed_data_count 4 bytes */
SIVAL(pdata,8,labels_data_count);
cur_pdata+=12;
DEBUG(10,("FSCTL_GET_SHADOW_COPY_DATA: %u volumes for path[%s].\n",
shadow_data->num_volumes,fsp->fsp_name));
if (labels && shadow_data->labels) {
for (i=0;i<shadow_data->num_volumes;i++) {
srvstr_push(outbuf, cur_pdata, shadow_data->labels[i], 2*sizeof(SHADOW_COPY_LABEL), STR_UNICODE|STR_TERMINATE);
cur_pdata+=2*sizeof(SHADOW_COPY_LABEL);
DEBUGADD(10,("Label[%u]: '%s'\n",i,shadow_data->labels[i]));
}
}
talloc_destroy(shadow_data->mem_ctx);
send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, pdata, data_count);
return -1;
}
case FSCTL_FIND_FILES_BY_SID: /* I hope this name is right */
{
/* pretend this succeeded -
*
* we have to send back a list with all files owned by this SID
*
* but I have to check that --metze
*/
DOM_SID sid;
uid_t uid;
size_t sid_len = MIN(data_count-4,SID_MAX_SIZE);
DEBUG(10,("FSCTL_FIND_FILES_BY_SID: called on FID[0x%04X]\n",fidnum));
FSP_BELONGS_CONN(fsp,conn);
/* unknown 4 bytes: this is not the length of the sid :-( */
/*unknown = IVAL(pdata,0);*/
sid_parse(pdata+4,sid_len,&sid);
DEBUGADD(10,("for SID: %s\n",sid_string_static(&sid)));
if (!NT_STATUS_IS_OK(sid_to_uid(&sid, &uid))) {
DEBUG(0,("sid_to_uid: failed, sid[%s] sid_len[%lu]\n",
sid_string_static(&sid),(unsigned long)sid_len));
uid = (-1);
}
/* we can take a look at the find source :-)
*
* find ./ -uid $uid -name '*' is what we need here
*
*
* and send 4bytes len and then NULL terminated unicode strings
* for each file
*
* but I don't know how to deal with the paged results
* (maybe we can hang the result anywhere in the fsp struct)
*
* we don't send all files at once
* and at the next we should *not* start from the beginning,
* so we have to cache the result
*
* --metze
*/
/* this works for now... */
send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
return -1;
}
default:
if (!logged_message) {
logged_message = True; /* Only print this once... */
DEBUG(0,("call_nt_transact_ioctl(0x%x): Currently not implemented.\n",
function));
}
}
return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
}
#ifdef HAVE_SYS_QUOTAS
/****************************************************************************
Reply to get user quota
****************************************************************************/
static int call_nt_transact_get_user_quota(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
char **ppsetup, uint32 setup_count,
char **ppparams, uint32 parameter_count,
char **ppdata, uint32 data_count, uint32 max_data_count)
{
NTSTATUS nt_status = NT_STATUS_OK;
char *params = *ppparams;
char *pdata = *ppdata;
char *entry;
int data_len=0,param_len=0;
int qt_len=0;
int entry_len = 0;
files_struct *fsp = NULL;
uint16 level = 0;
size_t sid_len;
DOM_SID sid;
BOOL start_enum = True;
SMB_NTQUOTA_STRUCT qt;
SMB_NTQUOTA_LIST *tmp_list;
SMB_NTQUOTA_HANDLE *qt_handle = NULL;
extern struct current_user current_user;
ZERO_STRUCT(qt);
/* access check */
if (current_user.uid != 0) {
DEBUG(1,("get_user_quota: access_denied service [%s] user [%s]\n",
lp_servicename(SNUM(conn)),conn->user));
return ERROR_DOS(ERRDOS,ERRnoaccess);
}
/*
* Ensure minimum number of parameters sent.
*/
if (parameter_count < 4) {
DEBUG(0,("TRANSACT_GET_USER_QUOTA: requires %d >= 4 bytes parameters\n",parameter_count));
return ERROR_DOS(ERRDOS,ERRinvalidparam);
}
/* maybe we can check the quota_fnum */
fsp = file_fsp(params,0);
if (!CHECK_NTQUOTA_HANDLE_OK(fsp,conn)) {
DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
return ERROR_NT(NT_STATUS_INVALID_HANDLE);
}
/* the NULL pointer cheking for fsp->fake_file_handle->pd
* is done by CHECK_NTQUOTA_HANDLE_OK()
*/
qt_handle = (SMB_NTQUOTA_HANDLE *)fsp->fake_file_handle->pd;
level = SVAL(params,2);
/* unknown 12 bytes leading in params */
switch (level) {
case TRANSACT_GET_USER_QUOTA_LIST_CONTINUE:
/* seems that we should continue with the enum here --metze */
if (qt_handle->quota_list!=NULL &&
qt_handle->tmp_list==NULL) {
/* free the list */
free_ntquota_list(&(qt_handle->quota_list));
/* Realloc the size of parameters and data we will return */
param_len = 4;
params = nttrans_realloc(ppparams, param_len);
if(params == NULL)
return ERROR_DOS(ERRDOS,ERRnomem);
data_len = 0;
SIVAL(params,0,data_len);
break;
}
start_enum = False;
case TRANSACT_GET_USER_QUOTA_LIST_START:
if (qt_handle->quota_list==NULL &&
qt_handle->tmp_list==NULL) {
start_enum = True;
}
if (start_enum && vfs_get_user_ntquota_list(fsp,&(qt_handle->quota_list))!=0)
return ERROR_DOS(ERRSRV,ERRerror);
/* Realloc the size of parameters and data we will return */
param_len = 4;
params = nttrans_realloc(ppparams, param_len);
if(params == NULL)
return ERROR_DOS(ERRDOS,ERRnomem);
/* we should not trust the value in max_data_count*/
max_data_count = MIN(max_data_count,2048);
pdata = nttrans_realloc(ppdata, max_data_count);/* should be max data count from client*/
if(pdata == NULL)
return ERROR_DOS(ERRDOS,ERRnomem);
entry = pdata;
/* set params Size of returned Quota Data 4 bytes*/
/* but set it later when we know it */
/* for each entry push the data */
if (start_enum) {
qt_handle->tmp_list = qt_handle->quota_list;
}
tmp_list = qt_handle->tmp_list;
for (;((tmp_list!=NULL)&&((qt_len +40+SID_MAX_SIZE)<max_data_count));
tmp_list=tmp_list->next,entry+=entry_len,qt_len+=entry_len) {
sid_len = sid_size(&tmp_list->quotas->sid);
entry_len = 40 + sid_len;
/* nextoffset entry 4 bytes */
SIVAL(entry,0,entry_len);
/* then the len of the SID 4 bytes */
SIVAL(entry,4,sid_len);
/* unknown data 8 bytes SMB_BIG_UINT */
SBIG_UINT(entry,8,(SMB_BIG_UINT)0); /* this is not 0 in windows...-metze*/
/* the used disk space 8 bytes SMB_BIG_UINT */
SBIG_UINT(entry,16,tmp_list->quotas->usedspace);
/* the soft quotas 8 bytes SMB_BIG_UINT */
SBIG_UINT(entry,24,tmp_list->quotas->softlim);
/* the hard quotas 8 bytes SMB_BIG_UINT */
SBIG_UINT(entry,32,tmp_list->quotas->hardlim);
/* and now the SID */
sid_linearize(entry+40, sid_len, &tmp_list->quotas->sid);
}
qt_handle->tmp_list = tmp_list;
/* overwrite the offset of the last entry */
SIVAL(entry-entry_len,0,0);
data_len = 4+qt_len;
/* overwrite the params quota_data_len */
SIVAL(params,0,data_len);
break;
case TRANSACT_GET_USER_QUOTA_FOR_SID:
/* unknown 4 bytes IVAL(pdata,0) */
if (data_count < 8) {
DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %d bytes data\n",data_count,8));
return ERROR_DOS(ERRDOS,ERRunknownlevel);
}
sid_len = IVAL(pdata,4);
/* Ensure this is less than 1mb. */
if (sid_len > (1024*1024)) {
return ERROR_DOS(ERRDOS,ERRnomem);
}
if (data_count < 8+sid_len) {
DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: requires %d >= %lu bytes data\n",data_count,(unsigned long)(8+sid_len)));
return ERROR_DOS(ERRDOS,ERRunknownlevel);
}
data_len = 4+40+sid_len;
if (max_data_count < data_len) {
DEBUG(0,("TRANSACT_GET_USER_QUOTA_FOR_SID: max_data_count(%d) < data_len(%d)\n",
max_data_count, data_len));
param_len = 4;
SIVAL(params,0,data_len);
data_len = 0;
nt_status = NT_STATUS_BUFFER_TOO_SMALL;
break;
}
sid_parse(pdata+8,sid_len,&sid);
if (vfs_get_ntquota(fsp, SMB_USER_QUOTA_TYPE, &sid, &qt)!=0) {
ZERO_STRUCT(qt);
/*
* we have to return zero's in all fields
* instead of returning an error here
* --metze
*/
}
/* Realloc the size of parameters and data we will return */
param_len = 4;
params = nttrans_realloc(ppparams, param_len);
if(params == NULL)
return ERROR_DOS(ERRDOS,ERRnomem);
pdata = nttrans_realloc(ppdata, data_len);
if(pdata == NULL)
return ERROR_DOS(ERRDOS,ERRnomem);
entry = pdata;
/* set params Size of returned Quota Data 4 bytes*/
SIVAL(params,0,data_len);
/* nextoffset entry 4 bytes */
SIVAL(entry,0,0);
/* then the len of the SID 4 bytes */
SIVAL(entry,4,sid_len);
/* unknown data 8 bytes SMB_BIG_UINT */
SBIG_UINT(entry,8,(SMB_BIG_UINT)0); /* this is not 0 in windows...-mezte*/
/* the used disk space 8 bytes SMB_BIG_UINT */
SBIG_UINT(entry,16,qt.usedspace);
/* the soft quotas 8 bytes SMB_BIG_UINT */
SBIG_UINT(entry,24,qt.softlim);
/* the hard quotas 8 bytes SMB_BIG_UINT */
SBIG_UINT(entry,32,qt.hardlim);
/* and now the SID */
sid_linearize(entry+40, sid_len, &sid);
break;
default:
DEBUG(0,("do_nt_transact_get_user_quota: fnum %d unknown level 0x%04hX\n",fsp->fnum,level));
return ERROR_DOS(ERRSRV,ERRerror);
break;
}
send_nt_replies(inbuf, outbuf, bufsize, nt_status, params, param_len, pdata, data_len);
return -1;
}
/****************************************************************************
Reply to set user quota
****************************************************************************/
static int call_nt_transact_set_user_quota(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
char **ppsetup, uint32 setup_count,
char **ppparams, uint32 parameter_count,
char **ppdata, uint32 data_count, uint32 max_data_count)
{
char *params = *ppparams;
char *pdata = *ppdata;
int data_len=0,param_len=0;
SMB_NTQUOTA_STRUCT qt;
size_t sid_len;
DOM_SID sid;
files_struct *fsp = NULL;
ZERO_STRUCT(qt);
/* access check */
if (current_user.uid != 0) {
DEBUG(1,("set_user_quota: access_denied service [%s] user [%s]\n",
lp_servicename(SNUM(conn)),conn->user));
return ERROR_DOS(ERRDOS,ERRnoaccess);
}
/*
* Ensure minimum number of parameters sent.
*/
if (parameter_count < 2) {
DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= 2 bytes parameters\n",parameter_count));
return ERROR_DOS(ERRDOS,ERRinvalidparam);
}
/* maybe we can check the quota_fnum */
fsp = file_fsp(params,0);
if (!CHECK_NTQUOTA_HANDLE_OK(fsp,conn)) {
DEBUG(3,("TRANSACT_GET_USER_QUOTA: no valid QUOTA HANDLE\n"));
return ERROR_NT(NT_STATUS_INVALID_HANDLE);
}
if (data_count < 40) {
DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %d bytes data\n",data_count,40));
return ERROR_DOS(ERRDOS,ERRunknownlevel);
}
/* offset to next quota record.
* 4 bytes IVAL(pdata,0)
* unused here...
*/
/* sid len */
sid_len = IVAL(pdata,4);
if (data_count < 40+sid_len) {
DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %lu bytes data\n",data_count,(unsigned long)40+sid_len));
return ERROR_DOS(ERRDOS,ERRunknownlevel);
}
/* unknown 8 bytes in pdata
* maybe its the change time in NTTIME
*/
/* the used space 8 bytes (SMB_BIG_UINT)*/
qt.usedspace = (SMB_BIG_UINT)IVAL(pdata,16);
#ifdef LARGE_SMB_OFF_T
qt.usedspace |= (((SMB_BIG_UINT)IVAL(pdata,20)) << 32);
#else /* LARGE_SMB_OFF_T */
if ((IVAL(pdata,20) != 0)&&
((qt.usedspace != 0xFFFFFFFF)||
(IVAL(pdata,20)!=0xFFFFFFFF))) {
/* more than 32 bits? */
return ERROR_DOS(ERRDOS,ERRunknownlevel);
}
#endif /* LARGE_SMB_OFF_T */
/* the soft quotas 8 bytes (SMB_BIG_UINT)*/
qt.softlim = (SMB_BIG_UINT)IVAL(pdata,24);
#ifdef LARGE_SMB_OFF_T
qt.softlim |= (((SMB_BIG_UINT)IVAL(pdata,28)) << 32);
#else /* LARGE_SMB_OFF_T */
if ((IVAL(pdata,28) != 0)&&
((qt.softlim != 0xFFFFFFFF)||
(IVAL(pdata,28)!=0xFFFFFFFF))) {
/* more than 32 bits? */
return ERROR_DOS(ERRDOS,ERRunknownlevel);
}
#endif /* LARGE_SMB_OFF_T */
/* the hard quotas 8 bytes (SMB_BIG_UINT)*/
qt.hardlim = (SMB_BIG_UINT)IVAL(pdata,32);
#ifdef LARGE_SMB_OFF_T
qt.hardlim |= (((SMB_BIG_UINT)IVAL(pdata,36)) << 32);
#else /* LARGE_SMB_OFF_T */
if ((IVAL(pdata,36) != 0)&&
((qt.hardlim != 0xFFFFFFFF)||
(IVAL(pdata,36)!=0xFFFFFFFF))) {
/* more than 32 bits? */
return ERROR_DOS(ERRDOS,ERRunknownlevel);
}
#endif /* LARGE_SMB_OFF_T */
sid_parse(pdata+40,sid_len,&sid);
DEBUGADD(8,("SID: %s\n",sid_string_static(&sid)));
/* 44 unknown bytes left... */
if (vfs_set_ntquota(fsp, SMB_USER_QUOTA_TYPE, &sid, &qt)!=0) {
return ERROR_DOS(ERRSRV,ERRerror);
}
send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, param_len, pdata, data_len);
return -1;
}
#endif /* HAVE_SYS_QUOTAS */
/****************************************************************************
Reply to a SMBNTtrans.
****************************************************************************/
int reply_nttrans(connection_struct *conn,
char *inbuf,char *outbuf,int length,int bufsize)
{
int outsize = 0;
uint32 max_data_count = IVAL(inbuf,smb_nt_MaxDataCount);
#if 0 /* Not used. */
uint16 max_setup_count = CVAL(inbuf, smb_nt_MaxSetupCount);
uint32 max_parameter_count = IVAL(inbuf, smb_nt_MaxParameterCount);
#endif /* Not used. */
uint32 total_parameter_count = IVAL(inbuf, smb_nt_TotalParameterCount);
uint32 total_data_count = IVAL(inbuf, smb_nt_TotalDataCount);
uint32 parameter_count = IVAL(inbuf,smb_nt_ParameterCount);
uint32 parameter_offset = IVAL(inbuf,smb_nt_ParameterOffset);
uint32 data_count = IVAL(inbuf,smb_nt_DataCount);
uint32 data_offset = IVAL(inbuf,smb_nt_DataOffset);
uint16 setup_count = 2*CVAL(inbuf,smb_nt_SetupCount); /* setup count is in *words* */
uint16 function_code = SVAL( inbuf, smb_nt_Function);
char *params = NULL, *data = NULL, *setup = NULL;
uint32 num_params_sofar, num_data_sofar;
START_PROFILE(SMBnttrans);
if(global_oplock_break &&
((function_code == NT_TRANSACT_CREATE) ||
(function_code == NT_TRANSACT_RENAME))) {
/*
* Queue this open message as we are the process of an oplock break.
*/
DEBUG(2,("reply_nttrans: queueing message code 0x%x \
due to being in oplock break state.\n", (unsigned int)function_code ));
push_oplock_pending_smb_message( inbuf, length);
END_PROFILE(SMBnttrans);
return -1;
}
if (IS_IPC(conn) && (function_code != NT_TRANSACT_CREATE)) {
END_PROFILE(SMBnttrans);
return ERROR_DOS(ERRSRV,ERRaccess);
}
outsize = set_message(outbuf,0,0,True);
/*
* All nttrans messages we handle have smb_wct == 19 + setup_count.
* Ensure this is so as a sanity check.
*/
if(CVAL(inbuf, smb_wct) != 19 + (setup_count/2)) {
DEBUG(2,("Invalid smb_wct %d in nttrans call (should be %d)\n",
CVAL(inbuf, smb_wct), 19 + (setup_count/2)));
goto bad_param;
}
/* Don't allow more than 128mb for each value. */
if ((total_parameter_count > (1024*1024*128)) || (total_data_count > (1024*1024*128))) {
END_PROFILE(SMBnttrans);
return ERROR_DOS(ERRDOS,ERRnomem);
}
/* Allocate the space for the setup, the maximum needed parameters and data */
if(setup_count > 0)
setup = (char *)SMB_MALLOC(setup_count);
if (total_parameter_count > 0)
params = (char *)SMB_MALLOC(total_parameter_count);
if (total_data_count > 0)
data = (char *)SMB_MALLOC(total_data_count);
if ((total_parameter_count && !params) || (total_data_count && !data) ||
(setup_count && !setup)) {
SAFE_FREE(setup);
SAFE_FREE(params);
SAFE_FREE(data);
DEBUG(0,("reply_nttrans : Out of memory\n"));
END_PROFILE(SMBnttrans);
return ERROR_DOS(ERRDOS,ERRnomem);
}
/* Copy the param and data bytes sent with this request into the params buffer */
num_params_sofar = parameter_count;
num_data_sofar = data_count;
if (parameter_count > total_parameter_count || data_count > total_data_count)
goto bad_param;
if(setup) {
DEBUG(10,("reply_nttrans: setup_count = %d\n", setup_count));
if ((smb_nt_SetupStart + setup_count < smb_nt_SetupStart) ||
(smb_nt_SetupStart + setup_count < setup_count))
goto bad_param;
if (smb_nt_SetupStart + setup_count > length)
goto bad_param;
memcpy( setup, &inbuf[smb_nt_SetupStart], setup_count);
dump_data(10, setup, setup_count);
}
if(params) {
DEBUG(10,("reply_nttrans: parameter_count = %d\n", parameter_count));
if ((parameter_offset + parameter_count < parameter_offset) ||
(parameter_offset + parameter_count < parameter_count))
goto bad_param;
if ((smb_base(inbuf) + parameter_offset + parameter_count > inbuf + length)||
(smb_base(inbuf) + parameter_offset + parameter_count < smb_base(inbuf)))
goto bad_param;
memcpy( params, smb_base(inbuf) + parameter_offset, parameter_count);
dump_data(10, params, parameter_count);
}
if(data) {
DEBUG(10,("reply_nttrans: data_count = %d\n",data_count));
if ((data_offset + data_count < data_offset) || (data_offset + data_count < data_count))
goto bad_param;
if ((smb_base(inbuf) + data_offset + data_count > inbuf + length) ||
(smb_base(inbuf) + data_offset + data_count < smb_base(inbuf)))
goto bad_param;
memcpy( data, smb_base(inbuf) + data_offset, data_count);
dump_data(10, data, data_count);
}
srv_signing_trans_start(SVAL(inbuf,smb_mid));
if(num_data_sofar < total_data_count || num_params_sofar < total_parameter_count) {
/* We need to send an interim response then receive the rest
of the parameter/data bytes */
outsize = set_message(outbuf,0,0,True);
srv_signing_trans_stop();
if (!send_smb(smbd_server_fd(),outbuf))
exit_server("reply_nttrans: send_smb failed.");
while( num_data_sofar < total_data_count || num_params_sofar < total_parameter_count) {
BOOL ret;
uint32 parameter_displacement;
uint32 data_displacement;
ret = receive_next_smb(inbuf,bufsize,SMB_SECONDARY_WAIT);
/*
* The sequence number for the trans reply is always
* based on the last secondary received.
*/
srv_signing_trans_start(SVAL(inbuf,smb_mid));
if((ret && (CVAL(inbuf, smb_com) != SMBnttranss)) || !ret) {
outsize = set_message(outbuf,0,0,True);
if(ret) {
DEBUG(0,("reply_nttrans: Invalid secondary nttrans packet\n"));
} else {
DEBUG(0,("reply_nttrans: %s in getting secondary nttrans response.\n",
(smb_read_error == READ_ERROR) ? "error" : "timeout" ));
}
goto bad_param;
}
/* Revise total_params and total_data in case they have changed downwards */
if (IVAL(inbuf, smb_nts_TotalParameterCount) < total_parameter_count)
total_parameter_count = IVAL(inbuf, smb_nts_TotalParameterCount);
if (IVAL(inbuf, smb_nts_TotalDataCount) < total_data_count)
total_data_count = IVAL(inbuf, smb_nts_TotalDataCount);
parameter_count = IVAL(inbuf,smb_nts_ParameterCount);
parameter_offset = IVAL(inbuf, smb_nts_ParameterOffset);
parameter_displacement = IVAL(inbuf, smb_nts_ParameterDisplacement);
num_params_sofar += parameter_count;
data_count = IVAL(inbuf, smb_nts_DataCount);
data_displacement = IVAL(inbuf, smb_nts_DataDisplacement);
data_offset = IVAL(inbuf, smb_nts_DataOffset);
num_data_sofar += data_count;
if (num_params_sofar > total_parameter_count || num_data_sofar > total_data_count) {
DEBUG(0,("reply_nttrans2: data overflow in secondary nttrans packet"));
goto bad_param;
}
if (parameter_count) {
if (parameter_displacement + parameter_count > total_parameter_count)
goto bad_param;
if ((parameter_displacement + parameter_count < parameter_displacement) ||
(parameter_displacement + parameter_count < parameter_count))
goto bad_param;
if (parameter_displacement > total_parameter_count)
goto bad_param;
if ((smb_base(inbuf) + parameter_offset + parameter_count >= inbuf + bufsize) ||
(smb_base(inbuf) + parameter_offset + parameter_count < smb_base(inbuf)))
goto bad_param;
if (parameter_displacement + params < params)
goto bad_param;
memcpy( &params[parameter_displacement], smb_base(inbuf) + parameter_offset, parameter_count);
}
if (data_count) {
if (data_displacement + data_count > total_data_count)
goto bad_param;
if ((data_displacement + data_count < data_displacement) ||
(data_displacement + data_count < data_count))
goto bad_param;
if (data_displacement > total_data_count)
goto bad_param;
if ((smb_base(inbuf) + data_offset + data_count >= inbuf + bufsize) ||
(smb_base(inbuf) + data_offset + data_count < smb_base(inbuf)))
goto bad_param;
if (data_displacement + data < data)
goto bad_param;
memcpy( &data[data_displacement], smb_base(inbuf)+ data_offset, data_count);
}
}
}
if (Protocol >= PROTOCOL_NT1)
SSVAL(outbuf,smb_flg2,SVAL(outbuf,smb_flg2) | FLAGS2_IS_LONG_NAME);
/* Now we must call the relevant NT_TRANS function */
switch(function_code) {
case NT_TRANSACT_CREATE:
START_PROFILE_NESTED(NT_transact_create);
outsize = call_nt_transact_create(conn, inbuf, outbuf,
length, bufsize,
&setup, setup_count,
&params, total_parameter_count,
&data, total_data_count, max_data_count);
END_PROFILE_NESTED(NT_transact_create);
break;
case NT_TRANSACT_IOCTL:
START_PROFILE_NESTED(NT_transact_ioctl);
outsize = call_nt_transact_ioctl(conn, inbuf, outbuf,
length, bufsize,
&setup, setup_count,
&params, total_parameter_count,
&data, total_data_count, max_data_count);
END_PROFILE_NESTED(NT_transact_ioctl);
break;
case NT_TRANSACT_SET_SECURITY_DESC:
START_PROFILE_NESTED(NT_transact_set_security_desc);
outsize = call_nt_transact_set_security_desc(conn, inbuf, outbuf,
length, bufsize,
&setup, setup_count,
&params, total_parameter_count,
&data, total_data_count, max_data_count);
END_PROFILE_NESTED(NT_transact_set_security_desc);
break;
case NT_TRANSACT_NOTIFY_CHANGE:
START_PROFILE_NESTED(NT_transact_notify_change);
outsize = call_nt_transact_notify_change(conn, inbuf, outbuf,
length, bufsize,
&setup, setup_count,
&params, total_parameter_count,
&data, total_data_count, max_data_count);
END_PROFILE_NESTED(NT_transact_notify_change);
break;
case NT_TRANSACT_RENAME:
START_PROFILE_NESTED(NT_transact_rename);
outsize = call_nt_transact_rename(conn, inbuf, outbuf,
length, bufsize,
&setup, setup_count,
&params, total_parameter_count,
&data, total_data_count, max_data_count);
END_PROFILE_NESTED(NT_transact_rename);
break;
case NT_TRANSACT_QUERY_SECURITY_DESC:
START_PROFILE_NESTED(NT_transact_query_security_desc);
outsize = call_nt_transact_query_security_desc(conn, inbuf, outbuf,
length, bufsize,
&setup, setup_count,
&params, total_parameter_count,
&data, total_data_count, max_data_count);
END_PROFILE_NESTED(NT_transact_query_security_desc);
break;
#ifdef HAVE_SYS_QUOTAS
case NT_TRANSACT_GET_USER_QUOTA:
START_PROFILE_NESTED(NT_transact_get_user_quota);
outsize = call_nt_transact_get_user_quota(conn, inbuf, outbuf,
length, bufsize,
&setup, setup_count,
&params, total_parameter_count,
&data, total_data_count, max_data_count);
END_PROFILE_NESTED(NT_transact_get_user_quota);
break;
case NT_TRANSACT_SET_USER_QUOTA:
START_PROFILE_NESTED(NT_transact_set_user_quota);
outsize = call_nt_transact_set_user_quota(conn, inbuf, outbuf,
length, bufsize,
&setup, setup_count,
&params, total_parameter_count,
&data, total_data_count, max_data_count);
END_PROFILE_NESTED(NT_transact_set_user_quota);
break;
#endif /* HAVE_SYS_QUOTAS */
default:
/* Error in request */
DEBUG(0,("reply_nttrans: Unknown request %d in nttrans call\n", function_code));
SAFE_FREE(setup);
SAFE_FREE(params);
SAFE_FREE(data);
END_PROFILE(SMBnttrans);
srv_signing_trans_stop();
return ERROR_DOS(ERRSRV,ERRerror);
}
/* As we do not know how many data packets will need to be
returned here the various call_nt_transact_xxxx calls
must send their own. Thus a call_nt_transact_xxxx routine only
returns a value other than -1 when it wants to send
an error packet.
*/
srv_signing_trans_stop();
SAFE_FREE(setup);
SAFE_FREE(params);
SAFE_FREE(data);
END_PROFILE(SMBnttrans);
return outsize; /* If a correct response was needed the call_nt_transact_xxxx
calls have already sent it. If outsize != -1 then it is
returning an error packet. */
bad_param:
srv_signing_trans_stop();
SAFE_FREE(params);
SAFE_FREE(data);
SAFE_FREE(setup);
END_PROFILE(SMBnttrans);
return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
}
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