summaryrefslogtreecommitdiff
path: root/source3
diff options
context:
space:
mode:
Diffstat (limited to 'source3')
-rw-r--r--source3/smbd/reply.c107
1 files changed, 58 insertions, 49 deletions
diff --git a/source3/smbd/reply.c b/source3/smbd/reply.c
index 1412905cdf..675c06f75f 100644
--- a/source3/smbd/reply.c
+++ b/source3/smbd/reply.c
@@ -1904,67 +1904,76 @@ int reply_writeunlock(connection_struct *conn, char *inbuf,char *outbuf,
int reply_write(connection_struct *conn, char *inbuf,char *outbuf,int size,int dum_buffsize)
{
- size_t numtowrite;
- ssize_t nwritten = -1;
- SMB_OFF_T startpos;
- char *data;
- files_struct *fsp = file_fsp(inbuf,smb_vwv0);
- int outsize = 0;
- START_PROFILE(SMBwrite);
+ size_t numtowrite;
+ ssize_t nwritten = -1;
+ SMB_OFF_T startpos;
+ char *data;
+ files_struct *fsp = file_fsp(inbuf,smb_vwv0);
+ int outsize = 0;
+ START_PROFILE(SMBwrite);
- /* If it's an IPC, pass off the pipe handler. */
- if (IS_IPC(conn)) {
- END_PROFILE(SMBwrite);
- return reply_pipe_write(inbuf,outbuf,size,dum_buffsize);
- }
+ /* If it's an IPC, pass off the pipe handler. */
+ if (IS_IPC(conn)) {
+ END_PROFILE(SMBwrite);
+ return reply_pipe_write(inbuf,outbuf,size,dum_buffsize);
+ }
- CHECK_FSP(fsp,conn);
- CHECK_WRITE(fsp);
+ CHECK_FSP(fsp,conn);
+ CHECK_WRITE(fsp);
- numtowrite = SVAL(inbuf,smb_vwv1);
- startpos = IVAL(inbuf,smb_vwv2);
- data = smb_buf(inbuf) + 3;
+ numtowrite = SVAL(inbuf,smb_vwv1);
+ startpos = IVAL(inbuf,smb_vwv2);
+ data = smb_buf(inbuf) + 3;
- if (is_locked(fsp,conn,(SMB_BIG_UINT)numtowrite,(SMB_BIG_UINT)startpos, WRITE_LOCK,False)) {
- END_PROFILE(SMBwrite);
- return ERROR_DOS(ERRDOS,ERRlock);
- }
+ if (is_locked(fsp,conn,(SMB_BIG_UINT)numtowrite,(SMB_BIG_UINT)startpos, WRITE_LOCK,False)) {
+ END_PROFILE(SMBwrite);
+ return ERROR_DOS(ERRDOS,ERRlock);
+ }
- /* X/Open SMB protocol says that if smb_vwv1 is
- zero then the file size should be extended or
- truncated to the size given in smb_vwv[2-3] */
- if(numtowrite == 0) {
- /* This is actually an allocate call, not set EOF. JRA */
- nwritten = vfs_allocate_file_space(fsp, (SMB_OFF_T)startpos);
- if (nwritten < 0) {
- END_PROFILE(SMBwrite);
- return ERROR_NT(NT_STATUS_DISK_FULL);
- }
- } else
- nwritten = write_file(fsp,data,startpos,numtowrite);
+ /*
+ * X/Open SMB protocol says that if smb_vwv1 is
+ * zero then the file size should be extended or
+ * truncated to the size given in smb_vwv[2-3].
+ */
+
+ if(numtowrite == 0) {
+ /*
+ * This is actually an allocate call, and set EOF. JRA.
+ */
+ nwritten = vfs_allocate_file_space(fsp, (SMB_OFF_T)startpos);
+ if (nwritten < 0) {
+ END_PROFILE(SMBwrite);
+ return ERROR_NT(NT_STATUS_DISK_FULL);
+ }
+ nwritten = vfs_set_filelen(fsp, (SMB_OFF_T)startpos);
+ if (nwritten < 0) {
+ END_PROFILE(SMBwrite);
+ return ERROR_NT(NT_STATUS_DISK_FULL);
+ }
+ } else
+ nwritten = write_file(fsp,data,startpos,numtowrite);
- if (lp_syncalways(SNUM(conn)))
- sync_file(conn,fsp);
+ if (lp_syncalways(SNUM(conn)))
+ sync_file(conn,fsp);
- if(((nwritten == 0) && (numtowrite != 0))||(nwritten < 0)) {
- END_PROFILE(SMBwrite);
- return(UNIXERROR(ERRDOS,ERRnoaccess));
- }
+ if(((nwritten == 0) && (numtowrite != 0))||(nwritten < 0)) {
+ END_PROFILE(SMBwrite);
+ return(UNIXERROR(ERRDOS,ERRnoaccess));
+ }
- outsize = set_message(outbuf,1,0,True);
+ outsize = set_message(outbuf,1,0,True);
- SSVAL(outbuf,smb_vwv0,nwritten);
+ SSVAL(outbuf,smb_vwv0,nwritten);
- if (nwritten < (ssize_t)numtowrite) {
- CVAL(outbuf,smb_rcls) = ERRHRD;
- SSVAL(outbuf,smb_err,ERRdiskfull);
- }
+ if (nwritten < (ssize_t)numtowrite) {
+ CVAL(outbuf,smb_rcls) = ERRHRD;
+ SSVAL(outbuf,smb_err,ERRdiskfull);
+ }
- DEBUG(3,("write fnum=%d num=%d wrote=%d\n",
- fsp->fnum, (int)numtowrite, (int)nwritten));
+ DEBUG(3,("write fnum=%d num=%d wrote=%d\n", fsp->fnum, (int)numtowrite, (int)nwritten));
- END_PROFILE(SMBwrite);
- return(outsize);
+ END_PROFILE(SMBwrite);
+ return(outsize);
}