/*
Unix SMB/CIFS implementation.
SMB NT transaction handling
- Copyright (C) Jeremy Allison 1994-1998
+ Copyright (C) Jeremy Allison 1994-2007
Copyright (C) Stefan (metze) Metzmacher 2003
This program is free software; you can redistribute it and/or modify
extern int max_send;
extern enum protocol_types Protocol;
-extern int smb_read_error;
extern struct current_user current_user;
static const char *known_nt_pipes[] = {
if (ptr==NULL) {
smb_panic("nttrans_realloc() called with NULL ptr");
}
-
+
*ptr = (char *)SMB_REALLOC(*ptr, size);
if(*ptr == NULL) {
return NULL;
HACK ! Always assumes smb_setup field is zero.
****************************************************************************/
-int send_nt_replies(const char *inbuf,
- char *outbuf,
- int bufsize,
- NTSTATUS nt_error,
- char *params,
- int paramsize,
- char *pdata,
- int datasize)
+void send_nt_replies(connection_struct *conn,
+ struct smb_request *req, NTSTATUS nt_error,
+ char *params, int paramsize,
+ char *pdata, int datasize)
{
int data_to_send = datasize;
int params_to_send = paramsize;
int data_alignment_offset = 0;
/*
- * Initially set the wcnt area to be 18 - this is true for all
- * transNT replies.
- */
-
- set_message(inbuf,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) {
- show_msg(outbuf);
- if (!send_smb(smbd_server_fd(),outbuf)) {
- exit_server_cleanly("send_nt_replies: send_smb failed.");
- }
- return 0;
+ reply_outbuf(req, 18, 0);
+ show_msg((char *)req->outbuf);
+ return;
}
/*
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).
+ * 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 = max_send - (smb_size
+ + 2 * 18 /* wct */
+ + alignment_offset
+ + data_alignment_offset);
/*
* useable_space can never be more than max_send minus the
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(inbuf,outbuf, 18, total_sent_thistime, True);
+ reply_outbuf(req, 18, total_sent_thistime);
/*
* Set total params and data to be sent.
*/
- SIVAL(outbuf,smb_ntr_TotalParameterCount,paramsize);
- SIVAL(outbuf,smb_ntr_TotalDataCount,datasize);
+ SIVAL(req->outbuf,smb_ntr_TotalParameterCount,paramsize);
+ SIVAL(req->outbuf,smb_ntr_TotalDataCount,datasize);
- /*
+ /*
* Calculate how many parameters and data we can fit into
* this packet. Parameters get precedence.
*/
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);
+ SIVAL(req->outbuf, smb_ntr_ParameterCount,
+ params_sent_thistime);
if(params_sent_thistime == 0) {
- SIVAL(outbuf,smb_ntr_ParameterOffset,0);
- SIVAL(outbuf,smb_ntr_ParameterDisplacement,0);
+ SIVAL(req->outbuf,smb_ntr_ParameterOffset,0);
+ SIVAL(req->outbuf,smb_ntr_ParameterDisplacement,0);
} else {
/*
* smb_ntr_ParameterOffset is the offset from the start of the SMB header to the
* them from the calculation.
*/
- SIVAL(outbuf,smb_ntr_ParameterOffset,
- ((smb_buf(outbuf)+alignment_offset) - smb_base(outbuf)));
- /*
+ SIVAL(req->outbuf,smb_ntr_ParameterOffset,
+ ((smb_buf(req->outbuf)+alignment_offset)
+ - smb_base(req->outbuf)));
+ /*
* Absolute displacement of param bytes sent in this packet.
*/
- SIVAL(outbuf,smb_ntr_ParameterDisplacement,pp - params);
+ SIVAL(req->outbuf, smb_ntr_ParameterDisplacement,
+ pp - params);
}
/*
* Deal with the data portion.
*/
- SIVAL(outbuf,smb_ntr_DataCount, data_sent_thistime);
+ SIVAL(req->outbuf, smb_ntr_DataCount, data_sent_thistime);
if(data_sent_thistime == 0) {
- SIVAL(outbuf,smb_ntr_DataOffset,0);
- SIVAL(outbuf,smb_ntr_DataDisplacement, 0);
+ SIVAL(req->outbuf,smb_ntr_DataOffset,0);
+ SIVAL(req->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);
+ SIVAL(req->outbuf, smb_ntr_DataOffset,
+ ((smb_buf(req->outbuf)+alignment_offset) -
+ smb_base(req->outbuf))
+ + params_sent_thistime + data_alignment_offset);
+ SIVAL(req->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);
+ if (alignment_offset != 0) {
+ memset(smb_buf(req->outbuf), 0,
+ alignment_offset);
+ }
+ memcpy((smb_buf(req->outbuf)+alignment_offset), pp,
+ params_sent_thistime);
}
/*
*/
if(data_sent_thistime) {
- memcpy(smb_buf(outbuf)+alignment_offset+params_sent_thistime+
- data_alignment_offset,pd,data_sent_thistime);
+ if (data_alignment_offset != 0) {
+ memset((smb_buf(req->outbuf)+alignment_offset+
+ params_sent_thistime), 0,
+ data_alignment_offset);
+ }
+ memcpy(smb_buf(req->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));
-
+
+ if (NT_STATUS_V(nt_error)) {
+ error_packet_set((char *)req->outbuf,
+ 0, 0, nt_error,
+ __LINE__,__FILE__);
+ }
+
/* Send the packet */
- show_msg(outbuf);
- if (!send_smb(smbd_server_fd(),outbuf)) {
- exit_server_cleanly("send_nt_replies: send_smb failed.");
+ show_msg((char *)req->outbuf);
+ if (!srv_send_smb(smbd_server_fd(),
+ (char *)req->outbuf,
+ IS_CONN_ENCRYPTED(conn))) {
+ exit_server_cleanly("send_nt_replies: srv_send_smb failed.");
}
-
+
+ TALLOC_FREE(req->outbuf);
+
pp += params_sent_thistime;
pd += data_sent_thistime;
-
+
params_to_send -= params_sent_thistime;
data_to_send -= data_sent_thistime;
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;
}
- }
-
- return 0;
-}
-
-void send_nt_replies_new(struct smb_request *req, NTSTATUS nt_error,
- char *params, int paramsize,
- char *pdata, int datasize)
-{
- char *inbuf, *outbuf;
- int length, bufsize;
-
- if (!reply_prep_legacy(req, &inbuf, &outbuf, &length, &bufsize)) {
- reply_nterror(req, NT_STATUS_NO_MEMORY);
- return;
}
-
- reply_post_legacy(
- req,
- send_nt_replies(inbuf, outbuf, bufsize, nt_error,
- params, paramsize, pdata, datasize));
}
/****************************************************************************
Is it an NTFS stream name ?
+ An NTFS file name is <path>.<extention>:<stream name>:<stream type>
+ $DATA can be used as both a stream name and a stream type. A missing stream
+ name or type implies $DATA.
****************************************************************************/
-BOOL is_ntfs_stream_name(const char *fname)
+bool is_ntfs_stream_name(const char *fname)
{
if (lp_posix_pathnames()) {
return False;
return (strchr_m(fname, ':') != NULL) ? True : False;
}
-struct case_semantics_state {
- connection_struct *conn;
- BOOL case_sensitive;
- BOOL case_preserve;
- BOOL short_case_preserve;
-};
-
-/****************************************************************************
- Restore case semantics.
-****************************************************************************/
-static int restore_case_semantics(struct case_semantics_state *state)
-{
- state->conn->case_sensitive = state->case_sensitive;
- state->conn->case_preserve = state->case_preserve;
- state->conn->short_case_preserve = state->short_case_preserve;
- return 0;
-}
-
/****************************************************************************
- Save case semantics.
+ Reply to an NT create and X call on a pipe
****************************************************************************/
-static struct case_semantics_state *set_posix_case_semantics(TALLOC_CTX *mem_ctx,
- connection_struct *conn)
-{
- struct case_semantics_state *result;
-
- if (!(result = talloc(mem_ctx, struct case_semantics_state))) {
- DEBUG(0, ("talloc failed\n"));
- return NULL;
- }
-
- result->conn = conn;
- result->case_sensitive = conn->case_sensitive;
- result->case_preserve = conn->case_preserve;
- result->short_case_preserve = conn->short_case_preserve;
-
- /* Set to POSIX. */
- conn->case_sensitive = True;
- conn->case_preserve = True;
- conn->short_case_preserve = True;
- talloc_set_destructor(result, restore_case_semantics);
-
- return result;
-}
-
-/****************************************************************************
- Reply to an NT create and X call on a pipe -- this will die when all
- callers are converted to nt_open_pipe_new
-****************************************************************************/
-
-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));
- }
-
- /* TODO: Add pipe to db */
-
- if ( !store_pipe_opendb( p ) ) {
- DEBUG(3,("nt_open_pipe: failed to store %s pipe open.\n", fname));
- }
-
- *ppnum = p->pnum;
- return 0;
-}
-
-static void nt_open_pipe_new(char *fname, connection_struct *conn,
- struct smb_request *req, int *ppnum)
+static void nt_open_pipe(char *fname, connection_struct *conn,
+ struct smb_request *req, int *ppnum)
{
smb_np_struct *p = NULL;
int i;
static void do_ntcreate_pipe_open(connection_struct *conn,
struct smb_request *req)
{
- pstring fname;
+ char *fname = NULL;
int pnum = -1;
char *p = NULL;
uint32 flags = IVAL(req->inbuf,smb_ntcreate_Flags);
+ TALLOC_CTX *ctx = talloc_tos();
- srvstr_pull_buf((char *)req->inbuf, req->flags2, fname,
- smb_buf(req->inbuf), sizeof(fname), STR_TERMINATE);
+ srvstr_pull_buf_talloc(ctx, (char *)req->inbuf, req->flags2, &fname,
+ smb_buf(req->inbuf), STR_TERMINATE);
- nt_open_pipe_new(fname, conn, req, &pnum);
+ if (!fname) {
+ reply_botherror(req, NT_STATUS_OBJECT_NAME_NOT_FOUND,
+ ERRDOS, ERRbadpipe);
+ return;
+ }
+ nt_open_pipe(fname, conn, req, &pnum);
if (req->outbuf) {
/* error reply */
/*
* Deal with pipe return.
- */
+ */
if (flags & EXTENDED_RESPONSE_REQUIRED) {
/* This is very strange. We
if (flags & EXTENDED_RESPONSE_REQUIRED) {
p += 25;
SIVAL(p,0,FILE_GENERIC_ALL);
- /*
+ /*
* For pipes W2K3 seems to return
* 0x12019B next.
* This is ((FILE_GENERIC_READ|FILE_GENERIC_WRITE) & ~FILE_APPEND_DATA)
DEBUG(5,("do_ntcreate_pipe_open: open pipe = %s\n", fname));
- chain_reply_new(req);
-}
-
-/****************************************************************************
- Reply to an NT create and X call for a quota file.
-****************************************************************************/
-
-static void reply_ntcreate_and_X_quota(connection_struct *conn,
- struct smb_request *req,
- enum FAKE_FILE_TYPE fake_file_type,
- const char *fname)
-{
- char *p;
- uint32 desired_access = IVAL(req->inbuf,smb_ntcreate_DesiredAccess);
- files_struct *fsp;
- NTSTATUS status;
-
- status = open_fake_file(conn, fake_file_type, fname, desired_access,
- &fsp);
-
- if (!NT_STATUS_IS_OK(status)) {
- reply_nterror(req, status);
- return;
- }
-
- reply_outbuf(req, 34, 0);
-
- p = (char *)req->outbuf + smb_vwv2;
-
- /* SCVAL(p,0,NO_OPLOCK_RETURN); */
- p++;
- SSVAL(p,0,fsp->fnum);
-
- DEBUG(5,("reply_ntcreate_and_X_quota: fnum = %d, open name = %s\n", fsp->fnum, fsp->fsp_name));
-
- chain_reply_new(req);
+ chain_reply(req);
}
/****************************************************************************
Reply to an NT create and X call.
****************************************************************************/
-void reply_ntcreate_and_X(connection_struct *conn,
- struct smb_request *req)
-{
- pstring fname;
+void reply_ntcreate_and_X(struct smb_request *req)
+{
+ connection_struct *conn = req->conn;
+ char *fname = NULL;
uint32 flags;
uint32 access_mask;
uint32 file_attributes;
SMB_BIG_UINT allocation_size;
/* Breakout the oplock request bits so we can set the
reply bits separately. */
- int oplock_request = 0;
uint32 fattr=0;
SMB_OFF_T file_len = 0;
SMB_STRUCT_STAT sbuf;
struct timespec c_timespec;
struct timespec a_timespec;
struct timespec m_timespec;
- BOOL extended_oplock_granted = False;
NTSTATUS status;
- struct case_semantics_state *case_state = NULL;
+ int oplock_request;
+ uint8_t oplock_granted = NO_OPLOCK_RETURN;
+ TALLOC_CTX *ctx = talloc_tos();
START_PROFILE(SMBntcreateX);
create_options = IVAL(req->inbuf,smb_ntcreate_CreateOptions);
root_dir_fid = (uint16)IVAL(req->inbuf,smb_ntcreate_RootDirectoryFid);
- allocation_size = (SMB_BIG_UINT)IVAL(req->inbuf,smb_ntcreate_AllocationSize);
+ allocation_size = (SMB_BIG_UINT)IVAL(req->inbuf,
+ smb_ntcreate_AllocationSize);
#ifdef LARGE_SMB_OFF_T
- allocation_size |= (((SMB_BIG_UINT)IVAL(req->inbuf,smb_ntcreate_AllocationSize + 4)) << 32);
+ allocation_size |= (((SMB_BIG_UINT)IVAL(
+ req->inbuf,
+ smb_ntcreate_AllocationSize + 4)) << 32);
#endif
+ srvstr_get_path(ctx, (char *)req->inbuf, req->flags2, &fname,
+ smb_buf(req->inbuf), 0, STR_TERMINATE, &status);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ reply_nterror(req, status);
+ END_PROFILE(SMBntcreateX);
+ return;
+ }
+
DEBUG(10,("reply_ntcreate_and_X: flags = 0x%x, access_mask = 0x%x "
"file_attributes = 0x%x, share_access = 0x%x, "
"create_disposition = 0x%x create_options = 0x%x "
- "root_dir_fid = 0x%x\n",
+ "root_dir_fid = 0x%x, fname = %s\n",
(unsigned int)flags,
(unsigned int)access_mask,
(unsigned int)file_attributes,
(unsigned int)share_access,
(unsigned int)create_disposition,
(unsigned int)create_options,
- (unsigned int)root_dir_fid ));
+ (unsigned int)root_dir_fid,
+ fname));
+
+ /*
+ * we need to remove ignored bits when they come directly from the client
+ * because we reuse some of them for internal stuff
+ */
+ create_options &= ~NTCREATEX_OPTIONS_MUST_IGNORE_MASK;
/*
* If it's an IPC, use the pipe handler.
do_ntcreate_pipe_open(conn, req);
END_PROFILE(SMBntcreateX);
return;
- } else {
- reply_doserror(req, ERRDOS, ERRnoaccess);
- END_PROFILE(SMBntcreateX);
- return;
}
- }
-
- if (create_options & FILE_OPEN_BY_FILE_ID) {
- reply_nterror(req, NT_STATUS_NOT_SUPPORTED);
+ reply_doserror(req, ERRDOS, ERRnoaccess);
END_PROFILE(SMBntcreateX);
return;
}
- /*
- * 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(
- SVAL(req->inbuf, smb_ntcreate_RootDirectoryFid));
- size_t dir_name_len;
-
- if(!dir_fsp) {
- reply_doserror(req, ERRDOS, ERRbadfid);
- END_PROFILE(SMBntcreateX);
- return;
- }
-
- if(!dir_fsp->is_directory) {
-
- srvstr_get_path((char *)req->inbuf, req->flags2, fname,
- smb_buf(req->inbuf), sizeof(fname), 0,
- STR_TERMINATE, &status);
- if (!NT_STATUS_IS_OK(status)) {
- reply_nterror(req, status);
- END_PROFILE(SMBntcreateX);
- return;
- }
-
- /*
- * Check to see if this is a mac fork of some kind.
- */
-
- if( is_ntfs_stream_name(fname)) {
- reply_nterror(
- req, NT_STATUS_OBJECT_PATH_NOT_FOUND);
- END_PROFILE(SMBntcreateX);
- return;
- }
-
- /*
- 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)
- */
-
- reply_doserror(req, ERRDOS, ERRbadfid);
- END_PROFILE(SMBntcreateX);
- return;
- }
-
- /*
- * Copy in the base directory name.
- */
-
- pstrcpy( fname, dir_fsp->fsp_name );
- dir_name_len = strlen(fname);
-
- /*
- * Ensure it ends in a '\'.
- */
+ oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
+ if (oplock_request) {
+ oplock_request |= (flags & REQUEST_BATCH_OPLOCK)
+ ? BATCH_OPLOCK : 0;
+ }
- if((fname[dir_name_len-1] != '\\') && (fname[dir_name_len-1] != '/')) {
- pstrcat(fname, "/");
- dir_name_len++;
- }
+ status = create_file(conn, req, root_dir_fid, fname,
+ access_mask, share_access, create_disposition,
+ create_options, file_attributes, oplock_request,
+ allocation_size, NULL, NULL, &fsp, &info, &sbuf);
- srvstr_get_path((char *)req->inbuf, req->flags2, rel_fname,
- smb_buf(req->inbuf), sizeof(rel_fname), 0,
- STR_TERMINATE, &status);
- if (!NT_STATUS_IS_OK(status)) {
- reply_nterror(req, status);
+ if (!NT_STATUS_IS_OK(status)) {
+ if (open_was_deferred(req->mid)) {
+ /* We have re-scheduled this call, no error. */
END_PROFILE(SMBntcreateX);
return;
}
- pstrcat(fname, rel_fname);
- } else {
- srvstr_get_path((char *)req->inbuf, req->flags2, fname,
- smb_buf(req->inbuf), sizeof(fname), 0,
- STR_TERMINATE, &status);
- if (!NT_STATUS_IS_OK(status)) {
- reply_nterror(req, status);
- END_PROFILE(SMBntcreateX);
- return;
- }
-
- /*
- * Check to see if this is a mac fork of some kind.
- */
-
- if( is_ntfs_stream_name(fname)) {
- enum FAKE_FILE_TYPE fake_file_type = is_fake_file(fname);
- if (fake_file_type!=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
- */
- reply_ntcreate_and_X_quota(conn, req,
- fake_file_type, fname);
- } else {
- reply_nterror(req, NT_STATUS_OBJECT_PATH_NOT_FOUND);
- }
- END_PROFILE(SMBntcreateX);
- return;
- }
- }
-
- /*
- * Now contruct the smb_open_mode value from the filename,
- * desired access and the share access.
- */
- status = resolve_dfspath(conn, req->flags2 & FLAGS2_DFS_PATHNAMES, fname);
- if (!NT_STATUS_IS_OK(status)) {
- if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
- reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
- ERRSRV, ERRbadpath);
+ if (NT_STATUS_EQUAL(status, NT_STATUS_OBJECT_NAME_COLLISION)) {
+ reply_botherror(req, status, ERRDOS, ERRfilexists);
}
else {
reply_nterror(req, status);
return;
}
- 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.
- */
-
- if (file_attributes & FILE_FLAG_POSIX_SEMANTICS) {
- case_state = set_posix_case_semantics(NULL, conn);
- file_attributes &= ~FILE_FLAG_POSIX_SEMANTICS;
- }
-
- status = unix_convert(conn, fname, False, NULL, &sbuf);
- if (!NT_STATUS_IS_OK(status)) {
- TALLOC_FREE(case_state);
- reply_nterror(req, status);
- END_PROFILE(SMBntcreateX);
- return;
- }
- /* All file access must go through check_name() */
- status = check_name(conn, fname);
- if (!NT_STATUS_IS_OK(status)) {
- TALLOC_FREE(case_state);
- reply_nterror(req, status);
- END_PROFILE(SMBntcreateX);
- return;
- }
-
- /* 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 the client is forcing FILE_CREATE
- let the filesystem take care of the permissions. */
-
- /* Setting FILE_SHARE_DELETE is the hint. */
-
- if (lp_acl_check_permissions(SNUM(conn))
- && (create_disposition != FILE_CREATE)
- && (share_access & FILE_SHARE_DELETE)
- && (access_mask & DELETE_ACCESS)) {
- if ((dos_mode(conn, fname, &sbuf) & FILE_ATTRIBUTE_READONLY) ||
- !can_delete_file_in_directory(conn, fname)) {
- TALLOC_FREE(case_state);
- reply_nterror(req, NT_STATUS_ACCESS_DENIED);
- END_PROFILE(SMBntcreateX);
- return;
- }
- }
-
-#if 0
- /* We need to support SeSecurityPrivilege for this. */
- if ((access_mask & SEC_RIGHT_SYSTEM_SECURITY) &&
- !user_has_privileges(current_user.nt_user_token,
- &se_security)) {
- TALLOC_FREE(case_state);
- END_PROFILE(SMBntcreateX);
- return ERROR_NT(NT_STATUS_PRIVILEGE_NOT_HELD);
- }
-#endif
-
- /*
- * If it's a request for a directory open, deal with it separately.
+ * 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(create_options & FILE_DIRECTORY_FILE) {
-
- /* Can't open a temp directory. IFS kit test. */
- if (file_attributes & FILE_ATTRIBUTE_TEMPORARY) {
- TALLOC_FREE(case_state);
- reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
- END_PROFILE(SMBntcreateX);
- return;
- }
-
- oplock_request = 0;
- status = open_directory(conn, req, fname, &sbuf,
- access_mask,
- share_access,
- create_disposition,
- create_options,
- file_attributes,
- &info, &fsp);
-
- TALLOC_FREE(case_state);
-
- if(!NT_STATUS_IS_OK(status)) {
- if (!use_nt_status() && NT_STATUS_EQUAL(
- status, NT_STATUS_OBJECT_NAME_COLLISION)) {
- status = NT_STATUS_DOS(ERRDOS, ERRfilexists);
- }
- reply_nterror(req, status);
- END_PROFILE(SMBntcreateX);
- return;
- }
-
- } else {
+ if (oplock_request &&
+ (lp_fake_oplocks(SNUM(conn))
+ || EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type))) {
/*
- * Ordinary file case.
+ * Exclusive oplock granted
*/
- /* 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. */
-
- status = open_file_ntcreate(conn, req, fname, &sbuf,
- access_mask,
- share_access,
- create_disposition,
- create_options,
- file_attributes,
- oplock_request,
- &info, &fsp);
-
- if (!NT_STATUS_IS_OK(status)) {
- /* 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 (NT_STATUS_EQUAL(status,
- NT_STATUS_FILE_IS_A_DIRECTORY)) {
-
- /*
- * Fail the open if it was explicitly a non-directory file.
- */
-
- if (create_options & FILE_NON_DIRECTORY_FILE) {
- TALLOC_FREE(case_state);
- reply_force_nterror(req, NT_STATUS_FILE_IS_A_DIRECTORY);
- END_PROFILE(SMBntcreateX);
- return;
- }
-
- oplock_request = 0;
- status = open_directory(conn, req, fname,
- &sbuf,
- access_mask,
- share_access,
- create_disposition,
- create_options,
- file_attributes,
- &info, &fsp);
-
- if(!NT_STATUS_IS_OK(status)) {
- TALLOC_FREE(case_state);
- if (!use_nt_status() && NT_STATUS_EQUAL(
- status, NT_STATUS_OBJECT_NAME_COLLISION)) {
- status = NT_STATUS_DOS(ERRDOS, ERRfilexists);
- }
- reply_nterror(req, status);
- END_PROFILE(SMBntcreateX);
- return;
- }
- } else {
- TALLOC_FREE(case_state);
- END_PROFILE(SMBntcreateX);
- if (open_was_deferred(req->mid)) {
- /* We have re-scheduled this call. */
- return;
- }
- reply_nterror(req, status);
- return;
- }
- }
- }
-
- TALLOC_FREE(case_state);
-
- file_len = sbuf.st_size;
- fattr = dos_mode(conn,fname,&sbuf);
- if(fattr == 0) {
- fattr = FILE_ATTRIBUTE_NORMAL;
- }
- if (!fsp->is_directory && (fattr & aDIR)) {
- close_file(fsp,ERROR_CLOSE);
- reply_doserror(req, ERRDOS, ERRnoaccess);
- END_PROFILE(SMBntcreateX);
- return;
- }
-
- /* Save the requested allocation size. */
- if ((info == FILE_WAS_CREATED) || (info == FILE_WAS_OVERWRITTEN)) {
- if (allocation_size && (allocation_size > (SMB_BIG_UINT)file_len)) {
- fsp->initial_allocation_size = smb_roundup(fsp->conn, allocation_size);
- if (fsp->is_directory) {
- close_file(fsp,ERROR_CLOSE);
- /* Can't set allocation size on a directory. */
- reply_nterror(req, NT_STATUS_ACCESS_DENIED);
- END_PROFILE(SMBntcreateX);
- return;
- }
- if (vfs_allocate_file_space(fsp, fsp->initial_allocation_size) == -1) {
- close_file(fsp,ERROR_CLOSE);
- reply_nterror(req, NT_STATUS_DISK_FULL);
- END_PROFILE(SMBntcreateX);
- return;
- }
+ if (flags & REQUEST_BATCH_OPLOCK) {
+ oplock_granted = BATCH_OPLOCK_RETURN;
} else {
- fsp->initial_allocation_size = smb_roundup(fsp->conn,(SMB_BIG_UINT)file_len);
+ oplock_granted = EXCLUSIVE_OPLOCK_RETURN;
}
+ } else if (fsp->oplock_type == LEVEL_II_OPLOCK) {
+ oplock_granted = LEVEL_II_OPLOCK_RETURN;
+ } else {
+ oplock_granted = NO_OPLOCK_RETURN;
}
- /*
- * 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;
+ file_len = sbuf.st_size;
+ fattr = dos_mode(conn,fsp->fsp_name,&sbuf);
+ if (fattr == 0) {
+ fattr = FILE_ATTRIBUTE_NORMAL;
}
if (flags & EXTENDED_RESPONSE_REQUIRED) {
}
p = (char *)req->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 (fsp->oplock_type == LEVEL_II_OPLOCK) {
- SCVAL(p,0, LEVEL_II_OPLOCK_RETURN);
- } else {
- SCVAL(p,0,NO_OPLOCK_RETURN);
- }
-
+ SCVAL(p, 0, oplock_granted);
+
p++;
SSVAL(p,0,fsp->fnum);
p += 2;
- if ((create_disposition == FILE_SUPERSEDE) && (info == FILE_WAS_OVERWRITTEN)) {
+ if ((create_disposition == FILE_SUPERSEDE)
+ && (info == FILE_WAS_OVERWRITTEN)) {
SIVAL(p,0,FILE_WAS_SUPERSEDED);
} else {
SIVAL(p,0,info);
p += 4;
/* Create time. */
- c_timespec = get_create_timespec(&sbuf,lp_fake_dir_create_times(SNUM(conn)));
+ c_timespec = get_create_timespec(
+ &sbuf,lp_fake_dir_create_times(SNUM(conn)));
a_timespec = get_atimespec(&sbuf);
m_timespec = get_mtimespec(&sbuf);
if (flags & EXTENDED_RESPONSE_REQUIRED) {
uint32 perms = 0;
p += 25;
- if (fsp->is_directory || can_write_to_file(conn, fname, &sbuf)) {
+ if (fsp->is_directory
+ || can_write_to_file(conn, fsp->fsp_name, &sbuf)) {
perms = FILE_GENERIC_ALL;
} else {
perms = FILE_GENERIC_READ|FILE_EXECUTE;
SIVAL(p,0,perms);
}
- DEBUG(5,("reply_ntcreate_and_X: fnum = %d, open name = %s\n", fsp->fnum, fsp->fsp_name));
+ DEBUG(5,("reply_ntcreate_and_X: fnum = %d, open name = %s\n",
+ fsp->fnum, fsp->fsp_name));
- chain_reply_new(req);
+ chain_reply(req);
END_PROFILE(SMBntcreateX);
return;
}
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,
- uint16 **ppsetup, uint32 setup_count,
- char **ppparams, uint32 parameter_count,
- char **ppdata, uint32 data_count)
+static void do_nt_transact_create_pipe(connection_struct *conn,
+ struct smb_request *req,
+ uint16 **ppsetup, uint32 setup_count,
+ char **ppparams, uint32 parameter_count,
+ char **ppdata, uint32 data_count)
{
- pstring fname;
+ char *fname = NULL;
char *params = *ppparams;
- int ret;
int pnum = -1;
char *p = NULL;
NTSTATUS status;
size_t param_len;
uint32 flags;
+ TALLOC_CTX *ctx = talloc_tos();
/*
* 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);
+ reply_doserror(req, ERRDOS, ERRnoaccess);
+ return;
}
flags = IVAL(params,0);
- srvstr_get_path(inbuf, SVAL(inbuf,smb_flg2), fname, params+53,
- sizeof(fname), parameter_count-53, STR_TERMINATE,
+ srvstr_get_path(ctx, params, req->flags2, &fname, params+53,
+ parameter_count-53, STR_TERMINATE,
&status);
if (!NT_STATUS_IS_OK(status)) {
- return ERROR_NT(status);
+ reply_nterror(req, status);
+ return;
}
- if ((ret = nt_open_pipe(fname, conn, inbuf, outbuf, &pnum)) != 0) {
- return ret;
+ nt_open_pipe(fname, conn, req, &pnum);
+
+ if (req->outbuf) {
+ /* Error return */
+ return;
}
-
+
/* Realloc the size of parameters and data we will return */
if (flags & EXTENDED_RESPONSE_REQUIRED) {
/* Extended response is 32 more byyes. */
}
params = nttrans_realloc(ppparams, param_len);
if(params == NULL) {
- return ERROR_DOS(ERRDOS,ERRnomem);
+ reply_doserror(req, ERRDOS, ERRnomem);
+ return;
}
-
+
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;
/* Device state. */
SSVAL(p,2, 0x5FF); /* ? */
p += 4;
-
+
if (flags & EXTENDED_RESPONSE_REQUIRED) {
p += 25;
SIVAL(p,0,FILE_GENERIC_ALL);
- /*
+ /*
* For pipes W2K3 seems to return
* 0x12019B next.
* This is ((FILE_GENERIC_READ|FILE_GENERIC_WRITE) & ~FILE_APPEND_DATA)
}
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, param_len, *ppdata, 0);
-
- return -1;
+ send_nt_replies(conn, req, NT_STATUS_OK, params, param_len, *ppdata, 0);
+
+ return;
}
/****************************************************************************
Internal fn to set security descriptors.
****************************************************************************/
-static NTSTATUS set_sd(files_struct *fsp, char *data, uint32 sd_len, uint32 security_info_sent)
+static NTSTATUS set_sd(files_struct *fsp, uint8 *data, uint32 sd_len,
+ uint32 security_info_sent)
{
- prs_struct pd;
SEC_DESC *psd = NULL;
- TALLOC_CTX *mem_ctx;
NTSTATUS status;
-
+
if (sd_len == 0 || !lp_nt_acl_support(SNUM(fsp->conn))) {
return NT_STATUS_OK;
}
- /*
- * Init the parse struct we will unmarshall from.
- */
+ status = unmarshall_sec_desc(talloc_tos(), data, sd_len, &psd);
- if ((mem_ctx = talloc_init("set_sd")) == NULL) {
- DEBUG(0,("set_sd: talloc_init failed.\n"));
- return NT_STATUS_NO_MEMORY;
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
}
- 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->owner_sid==0) {
security_info_sent &= ~OWNER_SECURITY_INFORMATION;
}
if (psd->dacl==0) {
security_info_sent &= ~DACL_SECURITY_INFORMATION;
}
-
- status = SMB_VFS_FSET_NT_ACL( fsp, fsp->fh->fd, security_info_sent, psd);
-
- talloc_destroy(mem_ctx);
+
+ if (fsp->fh->fd != -1) {
+ status = SMB_VFS_FSET_NT_ACL(fsp, security_info_sent, psd);
+ }
+ else {
+ status = SMB_VFS_SET_NT_ACL(fsp, fsp->fsp_name,
+ security_info_sent, psd);
+ }
+
+ TALLOC_FREE(psd);
+
return status;
}
/****************************************************************************
Read a list of EA names and data from an incoming data buffer. Create an ea_list with them.
****************************************************************************/
-
+
static struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t data_size)
{
struct ea_list *ea_list_head = NULL;
}
offset += next_offset;
}
-
+
return ea_list_head;
}
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,
- uint16 **ppsetup, uint32 setup_count,
- char **ppparams, uint32 parameter_count,
- char **ppdata, uint32 data_count, uint32 max_data_count)
+static void call_nt_transact_create(connection_struct *conn,
+ struct smb_request *req,
+ uint16 **ppsetup, uint32 setup_count,
+ char **ppparams, uint32 parameter_count,
+ char **ppdata, uint32 data_count,
+ uint32 max_data_count)
{
- pstring fname;
+ char *fname = NULL;
char *params = *ppparams;
char *data = *ppdata;
/* Breakout the oplock request bits so we can set the reply bits separately. */
- int oplock_request = 0;
uint32 fattr=0;
SMB_OFF_T file_len = 0;
SMB_STRUCT_STAT sbuf;
int info = 0;
files_struct *fsp = NULL;
char *p = NULL;
- BOOL extended_oplock_granted = False;
uint32 flags;
uint32 access_mask;
uint32 file_attributes;
uint32 create_disposition;
uint32 create_options;
uint32 sd_len;
+ struct security_descriptor *sd = NULL;
uint32 ea_len;
uint16 root_dir_fid;
struct timespec c_timespec;
struct timespec a_timespec;
struct timespec m_timespec;
struct ea_list *ea_list = NULL;
- TALLOC_CTX *ctx = NULL;
- char *pdata = NULL;
NTSTATUS status;
size_t param_len;
- struct smb_request req;
- struct case_semantics_state *case_state = NULL;
+ SMB_BIG_UINT allocation_size;
+ int oplock_request;
+ uint8_t oplock_granted;
+ TALLOC_CTX *ctx = talloc_tos();
DEBUG(5,("call_nt_transact_create\n"));
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);
+ do_nt_transact_create_pipe(
+ conn, req,
+ ppsetup, setup_count,
+ ppparams, parameter_count,
+ ppdata, data_count);
+ return;
}
+ reply_doserror(req, ERRDOS, ERRnoaccess);
+ return;
}
/*
if(parameter_count < 54) {
DEBUG(0,("call_nt_transact_create - insufficient parameters (%u)\n", (unsigned int)parameter_count));
- return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
+ reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
+ return;
}
- init_smb_request(&req, (uint8 *)inbuf);
-
flags = IVAL(params,0);
access_mask = IVAL(params,8);
file_attributes = IVAL(params,20);
sd_len = IVAL(params,36);
ea_len = IVAL(params,40);
root_dir_fid = (uint16)IVAL(params,4);
-
- /* Ensure the data_len is correct for the sd and ea values given. */
- if ((ea_len + sd_len > data_count) ||
- (ea_len > data_count) || (sd_len > data_count) ||
- (ea_len + sd_len < ea_len) || (ea_len + sd_len < sd_len)) {
- DEBUG(10,("call_nt_transact_create - ea_len = %u, sd_len = %u, data_count = %u\n",
- (unsigned int)ea_len, (unsigned int)sd_len, (unsigned int)data_count ));
- return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
- }
-
- if (ea_len) {
- if (!lp_ea_support(SNUM(conn))) {
- DEBUG(10,("call_nt_transact_create - ea_len = %u but EA's not supported.\n",
- (unsigned int)ea_len ));
- return ERROR_NT(NT_STATUS_EAS_NOT_SUPPORTED);
- }
-
- if (ea_len < 10) {
- DEBUG(10,("call_nt_transact_create - ea_len = %u - too small (should be more than 10)\n",
- (unsigned int)ea_len ));
- return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
- }
- }
-
- if (create_options & FILE_OPEN_BY_FILE_ID) {
- return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
- }
+ allocation_size = (SMB_BIG_UINT)IVAL(params,12);
+#ifdef LARGE_SMB_OFF_T
+ allocation_size |= (((SMB_BIG_UINT)IVAL(params,16)) << 32);
+#endif
/*
- * Get the file name.
+ * we need to remove ignored bits when they come directly from the client
+ * because we reuse some of them for internal stuff
*/
+ create_options &= ~NTCREATEX_OPTIONS_MUST_IGNORE_MASK;
- if(root_dir_fid != 0) {
- /*
- * This filename is relative to a directory fid.
- */
- files_struct *dir_fsp = file_fsp(SVAL(params,4));
- size_t dir_name_len;
-
- if(!dir_fsp) {
- return ERROR_DOS(ERRDOS,ERRbadfid);
- }
-
- if(!dir_fsp->is_directory) {
- srvstr_get_path(inbuf, SVAL(inbuf,smb_flg2), fname,
- params+53, sizeof(fname),
- parameter_count-53, STR_TERMINATE,
- &status);
- if (!NT_STATUS_IS_OK(status)) {
- return ERROR_NT(status);
- }
-
- /*
- * Check to see if this is a mac fork of some kind.
- */
-
- if( is_ntfs_stream_name(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 '\'.
- */
+ /* Ensure the data_len is correct for the sd and ea values given. */
+ if ((ea_len + sd_len > data_count)
+ || (ea_len > data_count) || (sd_len > data_count)
+ || (ea_len + sd_len < ea_len) || (ea_len + sd_len < sd_len)) {
+ DEBUG(10, ("call_nt_transact_create - ea_len = %u, sd_len = "
+ "%u, data_count = %u\n", (unsigned int)ea_len,
+ (unsigned int)sd_len, (unsigned int)data_count));
+ reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
+ return;
+ }
- if((fname[dir_name_len-1] != '\\') && (fname[dir_name_len-1] != '/')) {
- pstrcat(fname, "/");
- dir_name_len++;
- }
+ if (sd_len) {
+ DEBUG(10, ("call_nt_transact_create - sd_len = %d\n",
+ sd_len));
- {
- pstring tmpname;
- srvstr_get_path(inbuf, SVAL(inbuf,smb_flg2), tmpname,
- params+53, sizeof(tmpname),
- parameter_count-53, STR_TERMINATE,
- &status);
- if (!NT_STATUS_IS_OK(status)) {
- return ERROR_NT(status);
- }
- pstrcat(fname, tmpname);
- }
- } else {
- srvstr_get_path(inbuf, SVAL(inbuf,smb_flg2), fname, params+53,
- sizeof(fname), parameter_count-53,
- STR_TERMINATE, &status);
+ status = unmarshall_sec_desc(ctx, (uint8_t *)data, sd_len,
+ &sd);
if (!NT_STATUS_IS_OK(status)) {
- return ERROR_NT(status);
- }
-
- /*
- * Check to see if this is a mac fork of some kind.
- */
-
- if( is_ntfs_stream_name(fname)) {
- return ERROR_NT(NT_STATUS_OBJECT_PATH_NOT_FOUND);
+ DEBUG(10, ("call_nt_transact_create: "
+ "unmarshall_sec_desc failed: %s\n",
+ nt_errstr(status)));
+ reply_nterror(req, status);
+ return;
}
}
- oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
- if (oplock_request) {
- oplock_request |= (flags & REQUEST_BATCH_OPLOCK) ? BATCH_OPLOCK : 0;
- }
+ if (ea_len) {
+ if (!lp_ea_support(SNUM(conn))) {
+ DEBUG(10, ("call_nt_transact_create - ea_len = %u but "
+ "EA's not supported.\n",
+ (unsigned int)ea_len));
+ reply_nterror(req, NT_STATUS_EAS_NOT_SUPPORTED);
+ return;
+ }
- /*
- * Ordinary file or directory.
- */
-
- /*
- * Check if POSIX semantics are wanted.
- */
+ if (ea_len < 10) {
+ DEBUG(10,("call_nt_transact_create - ea_len = %u - "
+ "too small (should be more than 10)\n",
+ (unsigned int)ea_len ));
+ reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
+ return;
+ }
- if (file_attributes & FILE_FLAG_POSIX_SEMANTICS) {
- case_state = set_posix_case_semantics(NULL, conn);
- file_attributes &= ~FILE_FLAG_POSIX_SEMANTICS;
- }
-
- status = resolve_dfspath(conn, SVAL(inbuf,smb_flg2) & FLAGS2_DFS_PATHNAMES, fname);
- if (!NT_STATUS_IS_OK(status)) {
- TALLOC_FREE(case_state);
- if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
- return ERROR_BOTH(NT_STATUS_PATH_NOT_COVERED, ERRSRV, ERRbadpath);
+ /* We have already checked that ea_len <= data_count here. */
+ ea_list = read_nttrans_ea_list(talloc_tos(), data + sd_len,
+ ea_len);
+ if (ea_list == NULL) {
+ reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
+ return;
}
- return ERROR_NT(status);
}
- status = unix_convert(conn, fname, False, NULL, &sbuf);
- if (!NT_STATUS_IS_OK(status)) {
- TALLOC_FREE(case_state);
- return ERROR_NT(status);
- }
- /* All file access must go through check_name() */
- status = check_name(conn, fname);
+ srvstr_get_path(ctx, params, req->flags2, &fname,
+ params+53, parameter_count-53,
+ STR_TERMINATE, &status);
if (!NT_STATUS_IS_OK(status)) {
- TALLOC_FREE(case_state);
- return ERROR_NT(status);
- }
-
- /* 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 the client is forcing FILE_CREATE
- let the filesystem take care of the permissions. */
-
- /* Setting FILE_SHARE_DELETE is the hint. */
-
- if (lp_acl_check_permissions(SNUM(conn))
- && (create_disposition != FILE_CREATE)
- && (share_access & FILE_SHARE_DELETE)
- && (access_mask & DELETE_ACCESS)) {
- if ((dos_mode(conn, fname, &sbuf) & FILE_ATTRIBUTE_READONLY) ||
- !can_delete_file_in_directory(conn, fname)) {
- TALLOC_FREE(case_state);
- return ERROR_NT(NT_STATUS_ACCESS_DENIED);
- }
+ reply_nterror(req, status);
+ return;
}
-#if 0
- /* We need to support SeSecurityPrivilege for this. */
- if ((access_mask & SEC_RIGHT_SYSTEM_SECURITY) &&
- !user_has_privileges(current_user.nt_user_token,
- &se_security)) {
- TALLOC_FREE(case_state);
- return ERROR_NT(NT_STATUS_PRIVILEGE_NOT_HELD);
+ oplock_request = (flags & REQUEST_OPLOCK) ? EXCLUSIVE_OPLOCK : 0;
+ if (oplock_request) {
+ oplock_request |= (flags & REQUEST_BATCH_OPLOCK)
+ ? BATCH_OPLOCK : 0;
}
-#endif
- if (ea_len) {
- pdata = data + sd_len;
+ status = create_file(conn, req, root_dir_fid, fname,
+ access_mask, share_access, create_disposition,
+ create_options, file_attributes, oplock_request,
+ allocation_size, sd, ea_list, &fsp, &info, &sbuf);
- /* We have already checked that ea_len <= data_count here. */
- ea_list = read_nttrans_ea_list(tmp_talloc_ctx(), pdata,
- ea_len);
- if (!ea_list ) {
- TALLOC_FREE(case_state);
- return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
+ if(!NT_STATUS_IS_OK(status)) {
+ if (open_was_deferred(req->mid)) {
+ /* We have re-scheduled this call, no error. */
+ return;
}
+ reply_openerror(req, status);
+ return;
}
/*
- * If it's a request for a directory open, deal with it separately.
+ * 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(create_options & FILE_DIRECTORY_FILE) {
-
- /* Can't open a temp directory. IFS kit test. */
- if (file_attributes & FILE_ATTRIBUTE_TEMPORARY) {
- TALLOC_FREE(case_state);
- return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
- }
+ if (oplock_request &&
+ (lp_fake_oplocks(SNUM(conn))
+ || EXCLUSIVE_OPLOCK_TYPE(fsp->oplock_type))) {
/*
- * We will get a create directory here if the Win32
- * app specified a security descriptor in the
- * CreateDirectory() call.
+ * Exclusive oplock granted
*/
- oplock_request = 0;
- status = open_directory(conn, &req, fname, &sbuf,
- access_mask,
- share_access,
- create_disposition,
- create_options,
- file_attributes,
- &info, &fsp);
- if(!NT_STATUS_IS_OK(status)) {
- TALLOC_FREE(case_state);
- return ERROR_NT(status);
+ if (flags & REQUEST_BATCH_OPLOCK) {
+ oplock_granted = BATCH_OPLOCK_RETURN;
+ } else {
+ oplock_granted = EXCLUSIVE_OPLOCK_RETURN;
}
-
+ } else if (fsp->oplock_type == LEVEL_II_OPLOCK) {
+ oplock_granted = LEVEL_II_OPLOCK_RETURN;
} else {
-
- /*
- * Ordinary file case.
- */
-
- status = open_file_ntcreate(conn,&req,fname,&sbuf,
- access_mask,
- share_access,
- create_disposition,
- create_options,
- file_attributes,
- oplock_request,
- &info, &fsp);
-
- if (!NT_STATUS_IS_OK(status)) {
- if (NT_STATUS_EQUAL(status,
- NT_STATUS_FILE_IS_A_DIRECTORY)) {
-
- /*
- * Fail the open if it was explicitly a non-directory file.
- */
-
- if (create_options & FILE_NON_DIRECTORY_FILE) {
- TALLOC_FREE(case_state);
- return ERROR_FORCE_NT(NT_STATUS_FILE_IS_A_DIRECTORY);
- }
-
- oplock_request = 0;
- status = open_directory(conn, &req, fname,
- &sbuf,
- access_mask,
- share_access,
- create_disposition,
- create_options,
- file_attributes,
- &info, &fsp);
- if(!NT_STATUS_IS_OK(status)) {
- TALLOC_FREE(case_state);
- return ERROR_NT(status);
- }
- } else {
- TALLOC_FREE(case_state);
- if (open_was_deferred(SVAL(inbuf,smb_mid))) {
- /* We have re-scheduled this call. */
- return -1;
- }
- return ERROR_NT(status);
- }
- }
+ oplock_granted = NO_OPLOCK_RETURN;
}
- /*
- * According to the MS documentation, the only time the security
- * descriptor is applied to the opened file is iff we *created* the
- * file; an existing file stays the same.
- *
- * Also, it seems (from observation) that you can open the file with
- * any access mask but you can still write the sd. We need to override
- * the granted access before we call set_sd
- * Patch for bug #2242 from Tom Lackemann <cessnatomny@yahoo.com>.
- */
-
- if (lp_nt_acl_support(SNUM(conn)) && sd_len && info == FILE_WAS_CREATED) {
- uint32 saved_access_mask = fsp->access_mask;
-
- /* We have already checked that sd_len <= data_count here. */
-
- fsp->access_mask = FILE_GENERIC_ALL;
-
- status = set_sd( fsp, data, sd_len, ALL_SECURITY_INFORMATION);
- if (!NT_STATUS_IS_OK(status)) {
- talloc_destroy(ctx);
- close_file(fsp,ERROR_CLOSE);
- TALLOC_FREE(case_state);
- return ERROR_NT(status);
- }
- fsp->access_mask = saved_access_mask;
- }
-
- if (ea_len && (info == FILE_WAS_CREATED)) {
- status = set_ea(conn, fsp, fname, ea_list);
- if (!NT_STATUS_IS_OK(status)) {
- close_file(fsp,ERROR_CLOSE);
- TALLOC_FREE(case_state);
- return ERROR_NT(status);
- }
- }
-
- TALLOC_FREE(case_state);
-
file_len = sbuf.st_size;
- fattr = dos_mode(conn,fname,&sbuf);
- if(fattr == 0) {
+ fattr = dos_mode(conn,fsp->fsp_name,&sbuf);
+ if (fattr == 0) {
fattr = FILE_ATTRIBUTE_NORMAL;
}
- if (!fsp->is_directory && (fattr & aDIR)) {
- close_file(fsp,ERROR_CLOSE);
- return ERROR_DOS(ERRDOS,ERRnoaccess);
- }
-
- /* Save the requested allocation size. */
- if ((info == FILE_WAS_CREATED) || (info == FILE_WAS_OVERWRITTEN)) {
- SMB_BIG_UINT 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 = smb_roundup(fsp->conn, allocation_size);
- if (fsp->is_directory) {
- close_file(fsp,ERROR_CLOSE);
- /* 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,ERROR_CLOSE);
- return ERROR_NT(NT_STATUS_DISK_FULL);
- }
- } else {
- fsp->initial_allocation_size = smb_roundup(fsp->conn, (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;
- }
/* Realloc the size of parameters and data we will return */
if (flags & EXTENDED_RESPONSE_REQUIRED) {
}
params = nttrans_realloc(ppparams, param_len);
if(params == NULL) {
- return ERROR_DOS(ERRDOS,ERRnomem);
+ reply_doserror(req, ERRDOS, ERRnomem);
+ return;
}
p = params;
- if (extended_oplock_granted) {
- if (flags & REQUEST_BATCH_OPLOCK) {
- SCVAL(p,0, BATCH_OPLOCK_RETURN);
- } else {
- SCVAL(p,0, EXCLUSIVE_OPLOCK_RETURN);
- }
- } else if (fsp->oplock_type == LEVEL_II_OPLOCK) {
- SCVAL(p,0, LEVEL_II_OPLOCK_RETURN);
- } else {
- SCVAL(p,0,NO_OPLOCK_RETURN);
- }
-
+ SCVAL(p, 0, oplock_granted);
+
p += 2;
SSVAL(p,0,fsp->fnum);
p += 2;
- if ((create_disposition == FILE_SUPERSEDE) && (info == FILE_WAS_OVERWRITTEN)) {
+ if ((create_disposition == FILE_SUPERSEDE)
+ && (info == FILE_WAS_OVERWRITTEN)) {
SIVAL(p,0,FILE_WAS_SUPERSEDED);
} else {
SIVAL(p,0,info);
p += 8;
/* Create time. */
- c_timespec = get_create_timespec(&sbuf,lp_fake_dir_create_times(SNUM(conn)));
+ c_timespec = get_create_timespec(
+ &sbuf,lp_fake_dir_create_times(SNUM(conn)));
a_timespec = get_atimespec(&sbuf);
m_timespec = get_mtimespec(&sbuf);
if (flags & EXTENDED_RESPONSE_REQUIRED) {
uint32 perms = 0;
p += 25;
- if (fsp->is_directory || can_write_to_file(conn, fname, &sbuf)) {
+ if (fsp->is_directory
+ || can_write_to_file(conn, fsp->fsp_name, &sbuf)) {
perms = FILE_GENERIC_ALL;
} else {
perms = FILE_GENERIC_READ|FILE_EXECUTE;
SIVAL(p,0,perms);
}
- DEBUG(5,("call_nt_transact_create: open name = %s\n", fname));
+ DEBUG(5,("call_nt_transact_create: open name = %s\n", fsp->fsp_name));
/* Send the required number of replies */
- send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, param_len, *ppdata, 0);
+ send_nt_replies(conn, req, NT_STATUS_OK, params, param_len, *ppdata, 0);
- return -1;
+ return;
}
/****************************************************************************
conn POINTER CAN BE NULL HERE !
****************************************************************************/
-void reply_ntcancel(connection_struct *conn, struct smb_request *req)
+void reply_ntcancel(struct smb_request *req)
{
/*
* Go through and cancel any pending change notifies.
*/
-
+
START_PROFILE(SMBntcancel);
remove_pending_change_notify_requests_by_mid(req->mid);
remove_pending_lock_requests_by_mid(req->mid);
srv_cancel_sign_response(req->mid);
-
+
DEBUG(3,("reply_ntcancel: cancel called on mid = %d.\n", req->mid));
END_PROFILE(SMBntcancel);
Copy a file.
****************************************************************************/
-static NTSTATUS copy_internals(connection_struct *conn,
- struct smb_request *req,
- char *oldname, char *newname, uint32 attrs)
+static NTSTATUS copy_internals(TALLOC_CTX *ctx,
+ connection_struct *conn,
+ struct smb_request *req,
+ const char *oldname_in,
+ const char *newname_in,
+ uint32 attrs)
{
SMB_STRUCT_STAT sbuf1, sbuf2;
- pstring last_component_oldname;
- pstring last_component_newname;
+ char *oldname = NULL;
+ char *newname = NULL;
+ char *last_component_oldname = NULL;
+ char *last_component_newname = NULL;
files_struct *fsp1,*fsp2;
uint32 fattr;
int info;
return NT_STATUS_MEDIA_WRITE_PROTECTED;
}
- status = unix_convert(conn, oldname, False, last_component_oldname, &sbuf1);
+ status = unix_convert(ctx, conn, oldname_in, False, &oldname,
+ &last_component_oldname, &sbuf1);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
return NT_STATUS_NO_SUCH_FILE;
}
- status = unix_convert(conn, newname, False, last_component_newname, &sbuf2);
+ status = unix_convert(ctx, conn, newname_in, False, &newname,
+ &last_component_newname, &sbuf2);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
return status;
}
- DEBUG(10,("copy_internals: doing file copy %s to %s\n", oldname, newname));
+ DEBUG(10,("copy_internals: doing file copy %s to %s\n",
+ oldname, newname));
status = open_file_ntcreate(conn, req, oldname, &sbuf1,
FILE_READ_DATA, /* Read-only. */
close_file(fsp1,NORMAL_CLOSE);
/* Ensure the modtime is set correctly on the destination file. */
- fsp_set_pending_modtime(fsp2, get_mtimespec(&sbuf1));
+ set_close_write_time(fsp2, get_mtimespec(&sbuf1));
status = close_file(fsp2,NORMAL_CLOSE);
creates the file. This isn't the correct thing to do in the copy
case. JRA */
file_set_dosmode(conn, newname, fattr, &sbuf2,
- parent_dirname(newname));
+ parent_dirname(newname),false);
if (ret < (SMB_OFF_T)sbuf1.st_size) {
return NT_STATUS_DISK_FULL;
Reply to a NT rename request.
****************************************************************************/
-int reply_ntrename(connection_struct *conn,
- char *inbuf,char *outbuf,int length,int bufsize)
+void reply_ntrename(struct smb_request *req)
{
- int outsize = 0;
- pstring oldname;
- pstring newname;
+ connection_struct *conn = req->conn;
+ char *oldname = NULL;
+ char *newname = NULL;
char *p;
NTSTATUS status;
- BOOL src_has_wcard = False;
- BOOL dest_has_wcard = False;
- uint32 attrs = SVAL(inbuf,smb_vwv0);
- uint16 rename_type = SVAL(inbuf,smb_vwv1);
- struct smb_request req;
+ bool src_has_wcard = False;
+ bool dest_has_wcard = False;
+ uint32 attrs;
+ uint16 rename_type;
+ TALLOC_CTX *ctx = talloc_tos();
START_PROFILE(SMBntrename);
- init_smb_request(&req, (uint8 *)inbuf);
+ if (req->wct < 4) {
+ reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
+ END_PROFILE(SMBntrename);
+ return;
+ }
+
+ attrs = SVAL(req->inbuf,smb_vwv0);
+ rename_type = SVAL(req->inbuf,smb_vwv1);
- p = smb_buf(inbuf) + 1;
- p += srvstr_get_path_wcard(inbuf, SVAL(inbuf,smb_flg2), oldname, p,
- sizeof(oldname), 0, STR_TERMINATE, &status,
+ p = smb_buf(req->inbuf) + 1;
+ p += srvstr_get_path_wcard(ctx, (char *)req->inbuf, req->flags2, &oldname, p,
+ 0, STR_TERMINATE, &status,
&src_has_wcard);
if (!NT_STATUS_IS_OK(status)) {
+ reply_nterror(req, status);
END_PROFILE(SMBntrename);
- return ERROR_NT(status);
+ return;
}
if( is_ntfs_stream_name(oldname)) {
/* Can't rename a stream. */
+ reply_nterror(req, NT_STATUS_ACCESS_DENIED);
END_PROFILE(SMBntrename);
- return ERROR_NT(NT_STATUS_ACCESS_DENIED);
+ return;
}
if (ms_has_wild(oldname)) {
+ reply_nterror(req, NT_STATUS_OBJECT_PATH_SYNTAX_BAD);
END_PROFILE(SMBntrename);
- return ERROR_NT(NT_STATUS_OBJECT_PATH_SYNTAX_BAD);
+ return;
}
p++;
- p += srvstr_get_path_wcard(inbuf, SVAL(inbuf,smb_flg2), newname, p,
- sizeof(newname), 0, STR_TERMINATE, &status,
+ p += srvstr_get_path_wcard(ctx, (char *)req->inbuf, req->flags2, &newname, p,
+ 0, STR_TERMINATE, &status,
&dest_has_wcard);
if (!NT_STATUS_IS_OK(status)) {
+ reply_nterror(req, status);
END_PROFILE(SMBntrename);
- return ERROR_NT(status);
+ return;
}
-
- status = resolve_dfspath(conn, SVAL(inbuf,smb_flg2) & FLAGS2_DFS_PATHNAMES, oldname);
+
+ status = resolve_dfspath(ctx, conn,
+ req->flags2 & FLAGS2_DFS_PATHNAMES,
+ oldname,
+ &oldname);
if (!NT_STATUS_IS_OK(status)) {
- END_PROFILE(SMBntrename);
if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
- return ERROR_BOTH(NT_STATUS_PATH_NOT_COVERED, ERRSRV, ERRbadpath);
+ reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
+ ERRSRV, ERRbadpath);
+ END_PROFILE(SMBntrename);
+ return;
}
- return ERROR_NT(status);
+ reply_nterror(req, status);
+ END_PROFILE(SMBntrename);
+ return;
}
- status = resolve_dfspath(conn, SVAL(inbuf,smb_flg2) & FLAGS2_DFS_PATHNAMES, newname);
+ status = resolve_dfspath(ctx, conn,
+ req->flags2 & FLAGS2_DFS_PATHNAMES,
+ newname,
+ &newname);
if (!NT_STATUS_IS_OK(status)) {
- END_PROFILE(SMBntrename);
if (NT_STATUS_EQUAL(status,NT_STATUS_PATH_NOT_COVERED)) {
- return ERROR_BOTH(NT_STATUS_PATH_NOT_COVERED, ERRSRV, ERRbadpath);
+ reply_botherror(req, NT_STATUS_PATH_NOT_COVERED,
+ ERRSRV, ERRbadpath);
+ END_PROFILE(SMBntrename);
+ return;
}
- return ERROR_NT(status);
+ reply_nterror(req, status);
+ END_PROFILE(SMBntrename);
+ return;
}
DEBUG(3,("reply_ntrename : %s -> %s\n",oldname,newname));
-
+
switch(rename_type) {
case RENAME_FLAG_RENAME:
- status = rename_internals(conn, &req, oldname, newname,
- attrs, False, src_has_wcard,
- dest_has_wcard);
+ status = rename_internals(ctx, conn, req, oldname,
+ newname, attrs, False, src_has_wcard,
+ dest_has_wcard, DELETE_ACCESS);
break;
case RENAME_FLAG_HARD_LINK:
if (src_has_wcard || dest_has_wcard) {
/* No wildcards. */
status = NT_STATUS_OBJECT_PATH_SYNTAX_BAD;
} else {
- status = hardlink_internals(conn, oldname, newname);
+ status = hardlink_internals(ctx,
+ conn,
+ oldname,
+ newname);
}
break;
case RENAME_FLAG_COPY:
/* No wildcards. */
status = NT_STATUS_OBJECT_PATH_SYNTAX_BAD;
} else {
- status = copy_internals(conn, &req, oldname,
+ status = copy_internals(ctx, conn, req, oldname,
newname, attrs);
}
break;
}
if (!NT_STATUS_IS_OK(status)) {
- END_PROFILE(SMBntrename);
- if (open_was_deferred(SVAL(inbuf,smb_mid))) {
+ if (open_was_deferred(req->mid)) {
/* We have re-scheduled this call. */
- return -1;
+ END_PROFILE(SMBntrename);
+ return;
}
- return ERROR_NT(status);
+
+ reply_nterror(req, status);
+ END_PROFILE(SMBntrename);
+ return;
}
- outsize = set_message(inbuf,outbuf,0,0,False);
-
+ reply_outbuf(req, 0, 0);
+
END_PROFILE(SMBntrename);
- return(outsize);
+ return;
}
/****************************************************************************
- Reply to a notify change - queue the request and
+ 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,
- uint16 **ppsetup, uint32 setup_count,
- char **ppparams,
- uint32 parameter_count,
- char **ppdata, uint32 data_count,
- uint32 max_data_count,
- uint32 max_param_count)
+static void call_nt_transact_notify_change(connection_struct *conn,
+ struct smb_request *req,
+ uint16 **ppsetup,
+ uint32 setup_count,
+ char **ppparams,
+ uint32 parameter_count,
+ char **ppdata, uint32 data_count,
+ uint32 max_data_count,
+ uint32 max_param_count)
{
uint16 *setup = *ppsetup;
files_struct *fsp;
uint32 filter;
NTSTATUS status;
- BOOL recursive;
+ bool recursive;
if(setup_count < 6) {
- return ERROR_DOS(ERRDOS,ERRbadfunc);
+ reply_doserror(req, ERRDOS, ERRbadfunc);
+ return;
}
fsp = file_fsp(SVAL(setup,4));
DEBUG(3,("call_nt_transact_notify_change\n"));
if(!fsp) {
- return ERROR_DOS(ERRDOS,ERRbadfid);
+ reply_doserror(req, ERRDOS, ERRbadfid);
+ return;
}
{
char *filter_string;
if (!(filter_string = notify_filter_string(NULL, filter))) {
- return ERROR_NT(NT_STATUS_NO_MEMORY);
+ reply_nterror(req,NT_STATUS_NO_MEMORY);
+ return;
}
DEBUG(3,("call_nt_transact_notify_change: notify change "
}
if((!fsp->is_directory) || (conn != fsp->conn)) {
- return ERROR_NT(NT_STATUS_INVALID_PARAMETER);
+ reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
+ return;
}
if (fsp->notify == NULL) {
if (!NT_STATUS_IS_OK(status)) {
DEBUG(10, ("change_notify_create returned %s\n",
nt_errstr(status)));
- return ERROR_NT(status);
+ reply_nterror(req, status);
+ return;
}
}
* here.
*/
- change_notify_reply(inbuf, max_param_count, fsp->notify);
+ change_notify_reply(fsp->conn, req->inbuf, max_param_count, fsp->notify);
/*
* change_notify_reply() above has independently sent its
* results
*/
- return -1;
+ return;
}
/*
* No changes pending, queue the request
*/
- status = change_notify_add_request(inbuf, max_param_count, filter,
+ status = change_notify_add_request(req,
+ max_param_count,
+ filter,
recursive, fsp);
if (!NT_STATUS_IS_OK(status)) {
- return ERROR_NT(status);
+ reply_nterror(req, status);
}
-
- return -1;
+ return;
}
/****************************************************************************
Reply to an NT transact rename command.
****************************************************************************/
-static int call_nt_transact_rename(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
- uint16 **ppsetup, uint32 setup_count,
- char **ppparams, uint32 parameter_count,
- char **ppdata, uint32 data_count, uint32 max_data_count)
+static void call_nt_transact_rename(connection_struct *conn,
+ struct smb_request *req,
+ uint16 **ppsetup, uint32 setup_count,
+ char **ppparams, uint32 parameter_count,
+ char **ppdata, uint32 data_count,
+ uint32 max_data_count)
{
char *params = *ppparams;
- pstring new_name;
+ char *new_name = NULL;
files_struct *fsp = NULL;
- BOOL replace_if_exists = False;
- BOOL dest_has_wcard = False;
+ bool dest_has_wcard = False;
NTSTATUS status;
- struct smb_request req;
-
- init_smb_request(&req, (uint8 *)inbuf);
+ TALLOC_CTX *ctx = talloc_tos();
if(parameter_count < 5) {
- return ERROR_DOS(ERRDOS,ERRbadfunc);
+ reply_doserror(req, ERRDOS, ERRbadfunc);
+ return;
}
fsp = file_fsp(SVAL(params, 0));
- replace_if_exists = (SVAL(params,2) & RENAME_REPLACE_IF_EXISTS) ? True : False;
- CHECK_FSP(fsp, conn);
- srvstr_get_path_wcard(inbuf, SVAL(inbuf,smb_flg2), new_name, params+4,
- sizeof(new_name), parameter_count - 4,
- STR_TERMINATE, &status, &dest_has_wcard);
- if (!NT_STATUS_IS_OK(status)) {
- return ERROR_NT(status);
+ if (!check_fsp(conn, req, fsp, ¤t_user)) {
+ return;
}
-
- status = rename_internals(conn, &req, fsp->fsp_name,
- new_name, 0, replace_if_exists, False, dest_has_wcard);
-
+ srvstr_get_path_wcard(ctx, params, req->flags2, &new_name, params+4,
+ parameter_count - 4,
+ STR_TERMINATE, &status, &dest_has_wcard);
if (!NT_STATUS_IS_OK(status)) {
- if (open_was_deferred(SVAL(inbuf,smb_mid))) {
- /* We have re-scheduled this call. */
- return -1;
- }
- return ERROR_NT(status);
+ reply_nterror(req, status);
+ return;
}
/*
- * Rename was successful.
+ * W2K3 ignores this request as the RAW-RENAME test
+ * demonstrates, so we do.
*/
- send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
-
- DEBUG(3,("nt transact rename from = %s, to = %s succeeded.\n",
+ send_nt_replies(conn, req, NT_STATUS_OK, NULL, 0, NULL, 0);
+
+ DEBUG(3,("nt transact rename from = %s, to = %s ignored!\n",
fsp->fsp_name, new_name));
-
- return -1;
+
+ return;
}
/******************************************************************************
Fake up a completely empty SD.
*******************************************************************************/
-static size_t get_null_nt_acl(TALLOC_CTX *mem_ctx, SEC_DESC **ppsd)
+static NTSTATUS get_null_nt_acl(TALLOC_CTX *mem_ctx, SEC_DESC **ppsd)
{
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 NT_STATUS_NO_MEMORY;
}
- return sd_size;
+ return NT_STATUS_OK;
}
/****************************************************************************
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,
- uint16 **ppsetup, uint32 setup_count,
- char **ppparams, uint32 parameter_count,
- char **ppdata, uint32 data_count, uint32 max_data_count)
+static void call_nt_transact_query_security_desc(connection_struct *conn,
+ struct smb_request *req,
+ uint16 **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;
+ NTSTATUS status;
+ DATA_BLOB blob;
if(parameter_count < 8) {
- return ERROR_DOS(ERRDOS,ERRbadfunc);
+ reply_doserror(req, ERRDOS, ERRbadfunc);
+ return;
}
fsp = file_fsp(SVAL(params,0));
if(!fsp) {
- return ERROR_DOS(ERRDOS,ERRbadfid);
+ reply_doserror(req, ERRDOS, ERRbadfid);
+ return;
}
security_info_wanted = IVAL(params,4);
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);
+ reply_doserror(req, ERRDOS, ERRnomem);
+ return;
}
/*
*/
if (!lp_nt_acl_support(SNUM(conn))) {
- sd_size = get_null_nt_acl(mem_ctx, &psd);
+ status = get_null_nt_acl(talloc_tos(), &psd);
} else {
- sd_size = SMB_VFS_FGET_NT_ACL(fsp, fsp->fh->fd, security_info_wanted, &psd);
+ if (fsp->fh->fd != -1) {
+ status = SMB_VFS_FGET_NT_ACL(
+ fsp, security_info_wanted, &psd);
+ }
+ else {
+ status = SMB_VFS_GET_NT_ACL(
+ conn, fsp->fsp_name, security_info_wanted, &psd);
+ }
}
- if (sd_size == 0) {
- talloc_destroy(mem_ctx);
- return(UNIXERROR(ERRDOS,ERRnoaccess));
+ if (!NT_STATUS_IS_OK(status)) {
+ reply_nterror(req, status);
+ return;
}
+ sd_size = ndr_size_security_descriptor(psd, 0);
+
DEBUG(3,("call_nt_transact_query_security_desc: sd_size = %lu.\n",(unsigned long)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,
+ if (max_data_count < sd_size) {
+ send_nt_replies(conn, req, NT_STATUS_BUFFER_TOO_SMALL,
params, 4, *ppdata, 0);
- talloc_destroy(mem_ctx);
- return -1;
+ return;
}
/*
data = nttrans_realloc(ppdata, sd_size);
if(data == NULL) {
- talloc_destroy(mem_ctx);
- return ERROR_DOS(ERRDOS,ERRnomem);
+ reply_doserror(req, ERRDOS, ERRnomem);
+ return;
}
- /*
- * 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.
- */
+ status = marshall_sec_desc(talloc_tos(), psd,
+ &blob.data, &blob.length);
- 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));
+ if (!NT_STATUS_IS_OK(status)) {
+ reply_nterror(req, status);
+ return;
}
- /*
- * Now we can delete the security descriptor.
- */
+ SMB_ASSERT(sd_size == blob.length);
+ memcpy(data, blob.data, sd_size);
- talloc_destroy(mem_ctx);
+ send_nt_replies(conn, req, NT_STATUS_OK, params, 4, data, (int)sd_size);
- send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, 4, data,
- (int)sd_size);
- return -1;
+ return;
}
/****************************************************************************
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,
- uint16 **ppsetup, uint32 setup_count,
- char **ppparams, uint32 parameter_count,
- char **ppdata, uint32 data_count, uint32 max_data_count)
+static void call_nt_transact_set_security_desc(connection_struct *conn,
+ struct smb_request *req,
+ uint16 **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;
+ NTSTATUS status;
if(parameter_count < 8) {
- return ERROR_DOS(ERRDOS,ERRbadfunc);
+ reply_doserror(req, ERRDOS, ERRbadfunc);
+ return;
}
if((fsp = file_fsp(SVAL(params,0))) == NULL) {
- return ERROR_DOS(ERRDOS,ERRbadfid);
+ reply_doserror(req, ERRDOS, ERRbadfid);
+ return;
}
if(!lp_nt_acl_support(SNUM(conn))) {
(unsigned int)security_info_sent ));
if (data_count == 0) {
- return ERROR_DOS(ERRDOS, ERRnoaccess);
+ reply_doserror(req, ERRDOS, ERRnoaccess);
+ return;
}
- if (!NT_STATUS_IS_OK(nt_status = set_sd( fsp, data, data_count, security_info_sent))) {
- return ERROR_NT(nt_status);
+ status = set_sd(fsp, (uint8 *)data, data_count, security_info_sent);
+
+ if (!NT_STATUS_IS_OK(status)) {
+ reply_nterror(req, status);
+ return;
}
done:
-
- send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, NULL, 0);
- return -1;
+ send_nt_replies(conn, req, NT_STATUS_OK, NULL, 0, NULL, 0);
+ return;
}
-
+
/****************************************************************************
Reply to NT IOCTL
****************************************************************************/
-static int call_nt_transact_ioctl(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
- uint16 **ppsetup, uint32 setup_count,
- char **ppparams, uint32 parameter_count,
- char **ppdata, uint32 data_count, uint32 max_data_count)
+static void call_nt_transact_ioctl(connection_struct *conn,
+ struct smb_request *req,
+ uint16 **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;
+ 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);
+ reply_nterror(req, NT_STATUS_NOT_SUPPORTED);
+ return;
}
function = IVAL(*ppsetup, 0);
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;
-
+ send_nt_replies(conn, req, NT_STATUS_OK, NULL, 0, NULL, 0);
+ return;
+
case FSCTL_CREATE_OR_GET_OBJECT_ID:
{
unsigned char objid[16];
DEBUG(10,("FSCTL_CREATE_OR_GET_OBJECT_ID: called on FID[0x%04X]\n",fidnum));
- FSP_BELONGS_CONN(fsp, conn);
+ if (!fsp_belongs_conn(conn, req, fsp, ¤t_user)) {
+ return;
+ }
data_count = 64;
pdata = nttrans_realloc(ppdata, data_count);
if (pdata == NULL) {
- return ERROR_NT(NT_STATUS_NO_MEMORY);
+ reply_nterror(req, NT_STATUS_NO_MEMORY);
+ return;
}
push_file_id_16(pdata, &fsp->file_id);
memcpy(pdata+16,create_volume_objectid(conn,objid),16);
push_file_id_16(pdata+32, &fsp->file_id);
- send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0, pdata, data_count);
- return -1;
+ send_nt_replies(conn, req, NT_STATUS_OK, NULL, 0,
+ pdata, data_count);
+ return;
}
case FSCTL_GET_REPARSE_POINT:
*/
DEBUG(10,("FSCTL_GET_REPARSE_POINT: called on FID[0x%04X](but not implemented)\n",fidnum));
- return ERROR_NT(NT_STATUS_NOT_A_REPARSE_POINT);
+ reply_nterror(req, NT_STATUS_NOT_A_REPARSE_POINT);
+ return;
case FSCTL_SET_REPARSE_POINT:
/* pretend this fail - I'm assuming this because of the FSCTL_GET_REPARSE_POINT case.
*/
DEBUG(10,("FSCTL_SET_REPARSE_POINT: called on FID[0x%04X](but not implemented)\n",fidnum));
- return ERROR_NT(NT_STATUS_NOT_A_REPARSE_POINT);
-
+ reply_nterror(req, NT_STATUS_NOT_A_REPARSE_POINT);
+ return;
+
case FSCTL_GET_SHADOW_COPY_DATA: /* don't know if this name is right...*/
{
/*
*/
SHADOW_COPY_DATA *shadow_data = NULL;
TALLOC_CTX *shadow_mem_ctx = NULL;
- BOOL labels = False;
+ bool labels = False;
uint32 labels_data_count = 0;
uint32 i;
char *cur_pdata;
- FSP_BELONGS_CONN(fsp,conn);
+ if (!fsp_belongs_conn(conn, req, fsp, ¤t_user)) {
+ return;
+ }
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);
+ reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
+ return;
}
if (max_data_count > 16) {
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);
+ reply_nterror(req, NT_STATUS_NO_MEMORY);
+ return;
}
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);
+ reply_nterror(req, NT_STATUS_NO_MEMORY);
+ return;
}
-
+
shadow_data->mem_ctx = shadow_mem_ctx;
-
+
/*
* Call the VFS routine to actually do the work.
*/
if (errno == ENOSYS) {
DEBUG(5,("FSCTL_GET_SHADOW_COPY_DATA: connectpath %s, not supported.\n",
conn->connectpath));
- return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
+ reply_nterror(req, NT_STATUS_NOT_SUPPORTED);
+ return;
} else {
DEBUG(0,("FSCTL_GET_SHADOW_COPY_DATA: connectpath %s, failed.\n",
conn->connectpath));
- return ERROR_NT(NT_STATUS_UNSUCCESSFUL);
+ reply_nterror(req, NT_STATUS_UNSUCCESSFUL);
+ return;
}
}
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);
+ reply_nterror(req, NT_STATUS_BUFFER_TOO_SMALL);
+ return;
}
pdata = nttrans_realloc(ppdata, data_count);
if (pdata == NULL) {
talloc_destroy(shadow_data->mem_ctx);
- return ERROR_NT(NT_STATUS_NO_MEMORY);
- }
+ reply_nterror(req, NT_STATUS_NO_MEMORY);
+ return;
+ }
cur_pdata = pdata;
shadow_data->num_volumes,fsp->fsp_name));
if (labels && shadow_data->labels) {
for (i=0;i<shadow_data->num_volumes;i++) {
- srvstr_push(outbuf, SVAL(outbuf, smb_flg2),
+ srvstr_push(pdata, req->flags2,
cur_pdata, shadow_data->labels[i],
2*sizeof(SHADOW_COPY_LABEL),
STR_UNICODE|STR_TERMINATE);
talloc_destroy(shadow_data->mem_ctx);
- send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, NULL, 0,
+ send_nt_replies(conn, req, NT_STATUS_OK, NULL, 0,
pdata, data_count);
- return -1;
+ return;
}
-
+
case FSCTL_FIND_FILES_BY_SID: /* I hope this name is right */
{
- /* pretend this succeeded -
- *
+ /* 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);
+ if (!fsp_belongs_conn(conn, req, fsp, ¤t_user)) {
+ return;
+ }
/* 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)));
+ DEBUGADD(10, ("for SID: %s\n", sid_string_dbg(&sid)));
if (!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));
+ sid_string_dbg(&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
* (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
+ * 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;
- }
+ send_nt_replies(conn, req, NT_STATUS_OK, NULL, 0, NULL, 0);
+ return;
+ }
default:
if (!logged_message) {
logged_message = True; /* Only print this once... */
}
}
- return ERROR_NT(NT_STATUS_NOT_SUPPORTED);
+ reply_nterror(req, NT_STATUS_NOT_SUPPORTED);
}
#ifdef HAVE_SYS_QUOTAS
/****************************************************************************
- Reply to get user quota
+ Reply to get user quota
****************************************************************************/
-static int call_nt_transact_get_user_quota(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize,
- uint16 **ppsetup, uint32 setup_count,
- char **ppparams, uint32 parameter_count,
- char **ppdata, uint32 data_count, uint32 max_data_count)
+static void call_nt_transact_get_user_quota(connection_struct *conn,
+ struct smb_request *req,
+ uint16 **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;
uint16 level = 0;
size_t sid_len;
DOM_SID sid;
- BOOL start_enum = True;
+ bool start_enum = True;
SMB_NTQUOTA_STRUCT qt;
SMB_NTQUOTA_LIST *tmp_list;
SMB_NTQUOTA_HANDLE *qt_handle = NULL;
if (current_user.ut.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);
+ reply_doserror(req, ERRDOS, ERRnoaccess);
+ return;
}
/*
if (parameter_count < 4) {
DEBUG(0,("TRANSACT_GET_USER_QUOTA: requires %d >= 4 bytes parameters\n",parameter_count));
- return ERROR_DOS(ERRDOS,ERRinvalidparam);
+ reply_doserror(req, ERRDOS, ERRinvalidparam);
+ return;
}
-
+
/* maybe we can check the quota_fnum */
fsp = file_fsp(SVAL(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);
+ reply_nterror(req, NT_STATUS_INVALID_HANDLE);
+ return;
}
/* the NULL pointer checking for fsp->fake_file_handle->pd
qt_handle = (SMB_NTQUOTA_HANDLE *)fsp->fake_file_handle->pd;
level = SVAL(params,2);
-
- /* unknown 12 bytes leading in params */
-
+
+ /* 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 &&
+ if (qt_handle->quota_list!=NULL &&
qt_handle->tmp_list==NULL) {
-
+
/* free the list */
free_ntquota_list(&(qt_handle->quota_list));
param_len = 4;
params = nttrans_realloc(ppparams, param_len);
if(params == NULL) {
- return ERROR_DOS(ERRDOS,ERRnomem);
+ reply_doserror(req, ERRDOS, ERRnomem);
+ return;
}
data_len = 0;
start_enum = True;
}
- if (start_enum && vfs_get_user_ntquota_list(fsp,&(qt_handle->quota_list))!=0)
- return ERROR_DOS(ERRSRV,ERRerror);
+ if (start_enum && vfs_get_user_ntquota_list(fsp,&(qt_handle->quota_list))!=0) {
+ reply_doserror(req, ERRSRV, ERRerror);
+ return;
+ }
/* 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);
+ reply_doserror(req, ERRDOS, ERRnomem);
+ return;
}
/* 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);
+ reply_doserror(req, ERRDOS, ERRnomem);
+ return;
}
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) {
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);
+ sid_len = ndr_size_dom_sid(
+ &tmp_list->quotas->sid, 0);
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);
break;
case TRANSACT_GET_USER_QUOTA_FOR_SID:
-
- /* unknown 4 bytes IVAL(pdata,0) */
-
+
+ /* 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);
+ reply_doserror(req, ERRDOS, ERRunknownlevel);
+ return;
}
sid_len = IVAL(pdata,4);
/* Ensure this is less than 1mb. */
if (sid_len > (1024*1024)) {
- return ERROR_DOS(ERRDOS,ERRnomem);
+ reply_doserror(req, ERRDOS, ERRnomem);
+ return;
}
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);
+ reply_doserror(req, ERRDOS, ERRunknownlevel);
+ return;
}
data_len = 4+40+sid_len;
}
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
+ /*
+ * we have to return zero's in all fields
* instead of returning an error here
* --metze
*/
param_len = 4;
params = nttrans_realloc(ppparams, param_len);
if(params == NULL) {
- return ERROR_DOS(ERRDOS,ERRnomem);
+ reply_doserror(req, ERRDOS, ERRnomem);
+ return;
}
pdata = nttrans_realloc(ppdata, data_len);
if(pdata == NULL) {
- return ERROR_DOS(ERRDOS,ERRnomem);
+ reply_doserror(req, ERRDOS, ERRnomem);
+ return;
}
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);
default:
DEBUG(0,("do_nt_transact_get_user_quota: fnum %d unknown level 0x%04hX\n",fsp->fnum,level));
- return ERROR_DOS(ERRSRV,ERRerror);
+ reply_doserror(req, ERRSRV, ERRerror);
+ return;
break;
}
- send_nt_replies(inbuf, outbuf, bufsize, nt_status, params, param_len,
+ send_nt_replies(conn, req, 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,
- uint16 **ppsetup, uint32 setup_count,
- char **ppparams, uint32 parameter_count,
- char **ppdata, uint32 data_count, uint32 max_data_count)
+static void call_nt_transact_set_user_quota(connection_struct *conn,
+ struct smb_request *req,
+ uint16 **ppsetup,
+ uint32 setup_count,
+ char **ppparams,
+ uint32 parameter_count,
+ char **ppdata,
+ uint32 data_count,
+ uint32 max_data_count)
{
char *params = *ppparams;
char *pdata = *ppdata;
if (current_user.ut.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);
+ reply_doserror(req, ERRDOS, ERRnoaccess);
+ return;
}
/*
if (parameter_count < 2) {
DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= 2 bytes parameters\n",parameter_count));
- return ERROR_DOS(ERRDOS,ERRinvalidparam);
+ reply_doserror(req, ERRDOS, ERRinvalidparam);
+ return;
}
-
+
/* maybe we can check the quota_fnum */
fsp = file_fsp(SVAL(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);
+ reply_nterror(req, NT_STATUS_INVALID_HANDLE);
+ return;
}
if (data_count < 40) {
DEBUG(0,("TRANSACT_SET_USER_QUOTA: requires %d >= %d bytes data\n",data_count,40));
- return ERROR_DOS(ERRDOS,ERRunknownlevel);
+ reply_doserror(req, ERRDOS, ERRunknownlevel);
+ return;
}
/* offset to next quota record.
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);
+ reply_doserror(req, ERRDOS, ERRunknownlevel);
+ return;
}
- /* unknown 8 bytes in pdata
+ /* unknown 8 bytes in pdata
* maybe its the change time in NTTIME
*/
((qt.usedspace != 0xFFFFFFFF)||
(IVAL(pdata,20)!=0xFFFFFFFF))) {
/* more than 32 bits? */
- return ERROR_DOS(ERRDOS,ERRunknownlevel);
+ reply_doserror(req, ERRDOS, ERRunknownlevel);
+ return;
}
#endif /* LARGE_SMB_OFF_T */
((qt.softlim != 0xFFFFFFFF)||
(IVAL(pdata,28)!=0xFFFFFFFF))) {
/* more than 32 bits? */
- return ERROR_DOS(ERRDOS,ERRunknownlevel);
+ reply_doserror(req, ERRDOS, ERRunknownlevel);
+ return;
}
#endif /* LARGE_SMB_OFF_T */
((qt.hardlim != 0xFFFFFFFF)||
(IVAL(pdata,36)!=0xFFFFFFFF))) {
/* more than 32 bits? */
- return ERROR_DOS(ERRDOS,ERRunknownlevel);
+ reply_doserror(req, ERRDOS, ERRunknownlevel);
+ return;
}
#endif /* LARGE_SMB_OFF_T */
-
+
sid_parse(pdata+40,sid_len,&sid);
- DEBUGADD(8,("SID: %s\n",sid_string_static(&sid)));
+ DEBUGADD(8,("SID: %s\n", sid_string_dbg(&sid)));
/* 44 unknown bytes left... */
if (vfs_set_ntquota(fsp, SMB_USER_QUOTA_TYPE, &sid, &qt)!=0) {
- return ERROR_DOS(ERRSRV,ERRerror);
+ reply_doserror(req, ERRSRV, ERRerror);
+ return;
}
- send_nt_replies(inbuf, outbuf, bufsize, NT_STATUS_OK, params, param_len,
+ send_nt_replies(conn, req, NT_STATUS_OK, params, param_len,
pdata, data_len);
-
- return -1;
}
#endif /* HAVE_SYS_QUOTAS */
-static int handle_nttrans(connection_struct *conn,
- struct trans_state *state,
- char *inbuf, char *outbuf, int size, int bufsize)
+static void handle_nttrans(connection_struct *conn,
+ struct trans_state *state,
+ struct smb_request *req)
{
- int outsize;
-
if (Protocol >= PROTOCOL_NT1) {
- SSVAL(outbuf,smb_flg2,SVAL(outbuf,smb_flg2) | 0x40); /* IS_LONG_NAME */
+ req->flags2 |= 0x40; /* IS_LONG_NAME */
+ SSVAL(req->inbuf,smb_flg2,req->flags2);
}
/* Now we must call the relevant NT_TRANS function */
case NT_TRANSACT_CREATE:
{
START_PROFILE(NT_transact_create);
- outsize = call_nt_transact_create(conn, inbuf, outbuf,
- size, bufsize,
- &state->setup, state->setup_count,
- &state->param, state->total_param,
- &state->data, state->total_data,
- state->max_data_return);
+ call_nt_transact_create(
+ conn, req,
+ &state->setup, state->setup_count,
+ &state->param, state->total_param,
+ &state->data, state->total_data,
+ state->max_data_return);
END_PROFILE(NT_transact_create);
break;
}
case NT_TRANSACT_IOCTL:
{
START_PROFILE(NT_transact_ioctl);
- outsize = call_nt_transact_ioctl(conn, inbuf, outbuf,
- size, bufsize,
- &state->setup, state->setup_count,
- &state->param, state->total_param,
- &state->data, state->total_data, state->max_data_return);
+ call_nt_transact_ioctl(
+ conn, req,
+ &state->setup, state->setup_count,
+ &state->param, state->total_param,
+ &state->data, state->total_data,
+ state->max_data_return);
END_PROFILE(NT_transact_ioctl);
break;
}
case NT_TRANSACT_SET_SECURITY_DESC:
{
START_PROFILE(NT_transact_set_security_desc);
- outsize = call_nt_transact_set_security_desc(conn, inbuf, outbuf,
- size, bufsize,
- &state->setup, state->setup_count,
- &state->param, state->total_param,
- &state->data, state->total_data, state->max_data_return);
+ call_nt_transact_set_security_desc(
+ conn, req,
+ &state->setup, state->setup_count,
+ &state->param, state->total_param,
+ &state->data, state->total_data,
+ state->max_data_return);
END_PROFILE(NT_transact_set_security_desc);
break;
}
case NT_TRANSACT_NOTIFY_CHANGE:
{
START_PROFILE(NT_transact_notify_change);
- outsize = call_nt_transact_notify_change(
- conn, inbuf, outbuf, size, bufsize,
+ call_nt_transact_notify_change(
+ conn, req,
&state->setup, state->setup_count,
- &state->param, state->total_param,
+ &state->param, state->total_param,
&state->data, state->total_data,
state->max_data_return,
state->max_param_return);
case NT_TRANSACT_RENAME:
{
START_PROFILE(NT_transact_rename);
- outsize = call_nt_transact_rename(conn, inbuf, outbuf,
- size, bufsize,
- &state->setup, state->setup_count,
- &state->param, state->total_param,
- &state->data, state->total_data, state->max_data_return);
+ call_nt_transact_rename(
+ conn, req,
+ &state->setup, state->setup_count,
+ &state->param, state->total_param,
+ &state->data, state->total_data,
+ state->max_data_return);
END_PROFILE(NT_transact_rename);
break;
}
case NT_TRANSACT_QUERY_SECURITY_DESC:
{
START_PROFILE(NT_transact_query_security_desc);
- outsize = call_nt_transact_query_security_desc(conn, inbuf, outbuf,
- size, bufsize,
- &state->setup, state->setup_count,
- &state->param, state->total_param,
- &state->data, state->total_data, state->max_data_return);
+ call_nt_transact_query_security_desc(
+ conn, req,
+ &state->setup, state->setup_count,
+ &state->param, state->total_param,
+ &state->data, state->total_data,
+ state->max_data_return);
END_PROFILE(NT_transact_query_security_desc);
break;
}
case NT_TRANSACT_GET_USER_QUOTA:
{
START_PROFILE(NT_transact_get_user_quota);
- outsize = call_nt_transact_get_user_quota(conn, inbuf, outbuf,
- size, bufsize,
- &state->setup, state->setup_count,
- &state->param, state->total_param,
- &state->data, state->total_data, state->max_data_return);
+ call_nt_transact_get_user_quota(
+ conn, req,
+ &state->setup, state->setup_count,
+ &state->param, state->total_param,
+ &state->data, state->total_data,
+ state->max_data_return);
END_PROFILE(NT_transact_get_user_quota);
break;
}
case NT_TRANSACT_SET_USER_QUOTA:
{
START_PROFILE(NT_transact_set_user_quota);
- outsize = call_nt_transact_set_user_quota(conn, inbuf, outbuf,
- size, bufsize,
- &state->setup, state->setup_count,
- &state->param, state->total_param,
- &state->data, state->total_data, state->max_data_return);
+ call_nt_transact_set_user_quota(
+ conn, req,
+ &state->setup, state->setup_count,
+ &state->param, state->total_param,
+ &state->data, state->total_data,
+ state->max_data_return);
END_PROFILE(NT_transact_set_user_quota);
- break;
+ break;
}
#endif /* HAVE_SYS_QUOTAS */
/* Error in request */
DEBUG(0,("handle_nttrans: Unknown request %d in "
"nttrans call\n", state->call));
- return ERROR_DOS(ERRSRV,ERRerror);
+ reply_doserror(req, ERRSRV, ERRerror);
+ return;
}
- return outsize;
+ return;
}
/****************************************************************************
Reply to a SMBNTtrans.
****************************************************************************/
-void reply_nttrans(connection_struct *conn, struct smb_request *req)
+void reply_nttrans(struct smb_request *req)
{
- int outsize = 0;
- uint32 pscnt;
- uint32 psoff;
- uint32 dscnt;
- uint32 dsoff;
+ connection_struct *conn = req->conn;
+ uint32_t pscnt;
+ uint32_t psoff;
+ uint32_t dscnt;
+ uint32_t dsoff;
uint16 function_code;
NTSTATUS result;
struct trans_state *state;
-
- char *inbuf, *outbuf;
- int size, bufsize;
+ uint32_t size;
+ uint32_t av_size;
START_PROFILE(SMBnttrans);
- if (!reply_prep_legacy(req, &inbuf, &outbuf, &size, &bufsize)) {
- reply_nterror(req, NT_STATUS_NO_MEMORY);
- END_PROFILE(SMBnttrans);
- return;
- }
-
- if (CVAL(inbuf, smb_wct) < 19) {
+ if (req->wct < 19) {
reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
END_PROFILE(SMBnttrans);
return;
}
- pscnt = IVAL(inbuf,smb_nt_ParameterCount);
- psoff = IVAL(inbuf,smb_nt_ParameterOffset);
- dscnt = IVAL(inbuf,smb_nt_DataCount);
- dsoff = IVAL(inbuf,smb_nt_DataOffset);
- function_code = SVAL( inbuf, smb_nt_Function);
+ size = smb_len(req->inbuf) + 4;
+ av_size = smb_len(req->inbuf);
+ pscnt = IVAL(req->inbuf,smb_nt_ParameterCount);
+ psoff = IVAL(req->inbuf,smb_nt_ParameterOffset);
+ dscnt = IVAL(req->inbuf,smb_nt_DataCount);
+ dsoff = IVAL(req->inbuf,smb_nt_DataOffset);
+ function_code = SVAL(req->inbuf, smb_nt_Function);
if (IS_IPC(conn) && (function_code != NT_TRANSACT_CREATE)) {
reply_doserror(req, ERRSRV, ERRaccess);
return;
}
- result = allow_new_trans(conn->pending_trans, SVAL(inbuf, smb_mid));
+ result = allow_new_trans(conn->pending_trans, req->mid);
if (!NT_STATUS_IS_OK(result)) {
DEBUG(2, ("Got invalid nttrans request: %s\n", nt_errstr(result)));
reply_nterror(req, result);
state->cmd = SMBnttrans;
- state->mid = SVAL(inbuf,smb_mid);
- state->vuid = SVAL(inbuf,smb_uid);
- state->total_data = IVAL(inbuf, smb_nt_TotalDataCount);
+ state->mid = req->mid;
+ state->vuid = req->vuid;
+ state->total_data = IVAL(req->inbuf, smb_nt_TotalDataCount);
state->data = NULL;
- state->total_param = IVAL(inbuf, smb_nt_TotalParameterCount);
+ state->total_param = IVAL(req->inbuf, smb_nt_TotalParameterCount);
state->param = NULL;
- state->max_data_return = IVAL(inbuf,smb_nt_MaxDataCount);
- state->max_param_return = IVAL(inbuf,smb_nt_MaxParameterCount);
+ state->max_data_return = IVAL(req->inbuf,smb_nt_MaxDataCount);
+ state->max_param_return = IVAL(req->inbuf,smb_nt_MaxParameterCount);
/* setup count is in *words* */
- state->setup_count = 2*CVAL(inbuf,smb_nt_SetupCount);
+ state->setup_count = 2*CVAL(req->inbuf,smb_nt_SetupCount);
state->setup = NULL;
state->call = function_code;
- /*
+ /*
* All nttrans messages we handle have smb_wct == 19 +
* state->setup_count. Ensure this is so as a sanity check.
*/
- if(CVAL(inbuf, smb_wct) != 19 + (state->setup_count/2)) {
+ if(req->wct != 19 + (state->setup_count/2)) {
DEBUG(2,("Invalid smb_wct %d in nttrans call (should be %d)\n",
- CVAL(inbuf, smb_wct), 19 + (state->setup_count/2)));
+ req->wct, 19 + (state->setup_count/2)));
goto bad_param;
}
reply_doserror(req, ERRDOS, ERRnomem);
END_PROFILE(SMBnttrans);
return;
- }
- if ((dsoff+dscnt < dsoff) || (dsoff+dscnt < dscnt))
+ }
+
+ if (dscnt > state->total_data ||
+ dsoff+dscnt < dsoff) {
goto bad_param;
- if ((smb_base(inbuf)+dsoff+dscnt > inbuf + size) ||
- (smb_base(inbuf)+dsoff+dscnt < smb_base(inbuf)))
+ }
+
+ if (dsoff > av_size ||
+ dscnt > av_size ||
+ dsoff+dscnt > av_size) {
goto bad_param;
+ }
- memcpy(state->data,smb_base(inbuf)+dsoff,dscnt);
+ memcpy(state->data,smb_base(req->inbuf)+dsoff,dscnt);
}
if (state->total_param) {
reply_doserror(req, ERRDOS, ERRnomem);
END_PROFILE(SMBnttrans);
return;
- }
- if ((psoff+pscnt < psoff) || (psoff+pscnt < pscnt))
+ }
+
+ if (pscnt > state->total_param ||
+ psoff+pscnt < psoff) {
goto bad_param;
- if ((smb_base(inbuf)+psoff+pscnt > inbuf + size) ||
- (smb_base(inbuf)+psoff+pscnt < smb_base(inbuf)))
+ }
+
+ if (psoff > av_size ||
+ pscnt > av_size ||
+ psoff+pscnt > av_size) {
goto bad_param;
+ }
- memcpy(state->param,smb_base(inbuf)+psoff,pscnt);
+ memcpy(state->param,smb_base(req->inbuf)+psoff,pscnt);
}
state->received_data = dscnt;
goto bad_param;
}
- memcpy( state->setup, &inbuf[smb_nt_SetupStart], state->setup_count);
+ memcpy( state->setup, &req->inbuf[smb_nt_SetupStart],
+ state->setup_count);
dump_data(10, (uint8 *)state->setup, state->setup_count);
}
if ((state->received_data == state->total_data) &&
(state->received_param == state->total_param)) {
- outsize = handle_nttrans(conn, state, inbuf, outbuf,
- size, bufsize);
+ handle_nttrans(conn, state, req);
SAFE_FREE(state->param);
SAFE_FREE(state->data);
TALLOC_FREE(state);
- reply_post_legacy(req, outsize);
END_PROFILE(SMBnttrans);
return;
}
/* We need to send an interim response then receive the rest
of the parameter/data bytes */
- outsize = set_message(inbuf,outbuf,0,0,False);
- show_msg(outbuf);
+ reply_outbuf(req, 0, 0);
+ show_msg((char *)req->outbuf);
END_PROFILE(SMBnttrans);
- reply_post_legacy(req, outsize);
return;
bad_param:
END_PROFILE(SMBnttrans);
return;
}
-
+
/****************************************************************************
Reply to a SMBnttranss
****************************************************************************/
-void reply_nttranss(connection_struct *conn, struct smb_request *req)
+void reply_nttranss(struct smb_request *req)
{
- int outsize = 0;
- unsigned int pcnt,poff,dcnt,doff,pdisp,ddisp;
+ connection_struct *conn = req->conn;
+ uint32_t pcnt,poff,dcnt,doff,pdisp,ddisp;
struct trans_state *state;
-
- char *inbuf, *outbuf;
- int size, bufsize;
+ uint32_t av_size;
+ uint32_t size;
START_PROFILE(SMBnttranss);
- if (!reply_prep_legacy(req, &inbuf, &outbuf, &size, &bufsize)) {
- reply_nterror(req, NT_STATUS_NO_MEMORY);
- END_PROFILE(SMBnttrans);
- return;
- }
-
- show_msg(inbuf);
+ show_msg((char *)req->inbuf);
- if (CVAL(inbuf, smb_wct) < 18) {
+ if (req->wct < 18) {
reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
END_PROFILE(SMBnttranss);
return;
for (state = conn->pending_trans; state != NULL;
state = state->next) {
- if (state->mid == SVAL(inbuf,smb_mid)) {
+ if (state->mid == req->mid) {
break;
}
}
/* Revise state->total_param and state->total_data in case they have
changed downwards */
- if (IVAL(inbuf, smb_nts_TotalParameterCount) < state->total_param) {
- state->total_param = IVAL(inbuf, smb_nts_TotalParameterCount);
+ if (IVAL(req->inbuf, smb_nts_TotalParameterCount)
+ < state->total_param) {
+ state->total_param = IVAL(req->inbuf,
+ smb_nts_TotalParameterCount);
}
- if (IVAL(inbuf, smb_nts_TotalDataCount) < state->total_data) {
- state->total_data = IVAL(inbuf, smb_nts_TotalDataCount);
+ if (IVAL(req->inbuf, smb_nts_TotalDataCount) < state->total_data) {
+ state->total_data = IVAL(req->inbuf, smb_nts_TotalDataCount);
}
- pcnt = IVAL(inbuf,smb_nts_ParameterCount);
- poff = IVAL(inbuf, smb_nts_ParameterOffset);
- pdisp = IVAL(inbuf, smb_nts_ParameterDisplacement);
+ size = smb_len(req->inbuf) + 4;
+ av_size = smb_len(req->inbuf);
+
+ pcnt = IVAL(req->inbuf,smb_nts_ParameterCount);
+ poff = IVAL(req->inbuf, smb_nts_ParameterOffset);
+ pdisp = IVAL(req->inbuf, smb_nts_ParameterDisplacement);
- dcnt = IVAL(inbuf, smb_nts_DataCount);
- ddisp = IVAL(inbuf, smb_nts_DataDisplacement);
- doff = IVAL(inbuf, smb_nts_DataOffset);
+ dcnt = IVAL(req->inbuf, smb_nts_DataCount);
+ ddisp = IVAL(req->inbuf, smb_nts_DataDisplacement);
+ doff = IVAL(req->inbuf, smb_nts_DataOffset);
state->received_param += pcnt;
state->received_data += dcnt;
-
+
if ((state->received_data > state->total_data) ||
(state->received_param > state->total_param))
goto bad_param;
if (pcnt) {
- if (pdisp+pcnt > state->total_param)
- goto bad_param;
- if ((pdisp+pcnt < pdisp) || (pdisp+pcnt < pcnt))
+ if (pdisp > state->total_param ||
+ pcnt > state->total_param ||
+ pdisp+pcnt > state->total_param ||
+ pdisp+pcnt < pdisp) {
goto bad_param;
- if (pdisp > state->total_param)
- goto bad_param;
- if ((smb_base(inbuf) + poff + pcnt > inbuf + size) ||
- (smb_base(inbuf) + poff + pcnt < smb_base(inbuf)))
- goto bad_param;
- if (state->param + pdisp < state->param)
+ }
+
+ if (poff > av_size ||
+ pcnt > av_size ||
+ poff+pcnt > av_size ||
+ poff+pcnt < poff) {
goto bad_param;
+ }
- memcpy(state->param+pdisp,smb_base(inbuf)+poff,
+ memcpy(state->param+pdisp, smb_base(req->inbuf)+poff,
pcnt);
}
if (dcnt) {
- if (ddisp+dcnt > state->total_data)
- goto bad_param;
- if ((ddisp+dcnt < ddisp) || (ddisp+dcnt < dcnt))
- goto bad_param;
- if (ddisp > state->total_data)
- goto bad_param;
- if ((smb_base(inbuf) + doff + dcnt > inbuf + size) ||
- (smb_base(inbuf) + doff + dcnt < smb_base(inbuf)))
+ if (ddisp > state->total_data ||
+ dcnt > state->total_data ||
+ ddisp+dcnt > state->total_data ||
+ ddisp+dcnt < ddisp) {
goto bad_param;
- if (state->data + ddisp < state->data)
+ }
+
+ if (ddisp > av_size ||
+ dcnt > av_size ||
+ ddisp+dcnt > av_size ||
+ ddisp+dcnt < ddisp) {
goto bad_param;
+ }
- memcpy(state->data+ddisp, smb_base(inbuf)+doff,
- dcnt);
+ memcpy(state->data+ddisp, smb_base(req->inbuf)+doff,
+ dcnt);
}
if ((state->received_param < state->total_param) ||
return;
}
- /* construct_reply_common has done us the favor to pre-fill the
- * command field with SMBnttranss which is wrong :-)
+ /*
+ * construct_reply_common will copy smb_com from inbuf to
+ * outbuf. SMBnttranss is wrong here.
*/
- SCVAL(outbuf,smb_com,SMBnttrans);
+ SCVAL(req->inbuf,smb_com,SMBnttrans);
- outsize = handle_nttrans(conn, state, inbuf, outbuf,
- size, bufsize);
+ handle_nttrans(conn, state, req);
DLIST_REMOVE(conn->pending_trans, state);
SAFE_FREE(state->data);
SAFE_FREE(state->param);
TALLOC_FREE(state);
-
- if (outsize == 0) {
- reply_doserror(req, ERRSRV, ERRnosupport);
- END_PROFILE(SMBnttranss);
- return;
- }
-
- reply_post_legacy(req, outsize);
END_PROFILE(SMBnttranss);
return;
git.samba.org / tprouty / samba.git / blobdiff