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authorJeremy Allison <jra@samba.org>2010-03-24 12:47:01 -0700
committerJeremy Allison <jra@samba.org>2010-03-24 12:47:01 -0700
commit66b7fcc8ef6b43c219dcae43a68d861cf71b80fa (patch)
tree79215ffe63c0a85d91dddeda75bc049a606831ae /source3
parentc2d1b01103d63f52c773c83eec52633b7f2032cc (diff)
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Fix bug #7233 - print fails with jobs >4GB from Win7 clients.
Ensure we always write at end-of-file for older write calls. Jeremy.
Diffstat (limited to 'source3')
-rw-r--r--source3/smbd/reply.c78
1 files changed, 53 insertions, 25 deletions
diff --git a/source3/smbd/reply.c b/source3/smbd/reply.c
index 43af338c36..5cb4220c71 100644
--- a/source3/smbd/reply.c
+++ b/source3/smbd/reply.c
@@ -3803,6 +3803,11 @@ void reply_writebraw(struct smb_request *req)
startpos = IVAL_TO_SMB_OFF_T(req->vwv+3, 0);
write_through = BITSETW(req->vwv+7,0);
+ if (fsp->print_file) {
+ /* Print files ignore the offset - use end of file. */
+ startpos = (SMB_OFF_T)-1;
+ }
+
/* We have to deal with slightly different formats depending
on whether we are using the core+ or lanman1.0 protocol */
@@ -3822,15 +3827,17 @@ void reply_writebraw(struct smb_request *req)
return;
}
- init_strict_lock_struct(fsp, (uint32)req->smbpid,
- (uint64_t)startpos, (uint64_t)tcount, WRITE_LOCK,
- &lock);
+ if (!fsp->print_file) {
+ init_strict_lock_struct(fsp, (uint32)req->smbpid,
+ (uint64_t)startpos, (uint64_t)tcount, WRITE_LOCK,
+ &lock);
- if (!SMB_VFS_STRICT_LOCK(conn, fsp, &lock)) {
- reply_nterror(req, NT_STATUS_FILE_LOCK_CONFLICT);
- error_to_writebrawerr(req);
- END_PROFILE(SMBwritebraw);
- return;
+ if (!SMB_VFS_STRICT_LOCK(conn, fsp, &lock)) {
+ reply_nterror(req, NT_STATUS_FILE_LOCK_CONFLICT);
+ error_to_writebrawerr(req);
+ END_PROFILE(SMBwritebraw);
+ return;
+ }
}
if (numtowrite>0) {
@@ -3909,7 +3916,11 @@ void reply_writebraw(struct smb_request *req)
exit_server_cleanly("secondary writebraw failed");
}
- nwritten = write_file(req,fsp,buf+4,startpos+nwritten,numtowrite);
+ if (fsp->print_file) {
+ nwritten = write_file(req,fsp,buf+4,(SMB_OFF_T)-1,numtowrite);
+ } else {
+ nwritten = write_file(req,fsp,buf+4,startpos+nwritten,numtowrite);
+ }
if (nwritten == -1) {
TALLOC_FREE(buf);
reply_nterror(req, map_nt_error_from_unix(errno));
@@ -3944,7 +3955,9 @@ void reply_writebraw(struct smb_request *req)
fsp->fnum, (double)startpos, (int)numtowrite,
(int)total_written));
- SMB_VFS_STRICT_UNLOCK(conn, fsp, &lock);
+ if (!fsp->print_file) {
+ SMB_VFS_STRICT_UNLOCK(conn, fsp, &lock);
+ }
/* We won't return a status if write through is not selected - this
* follows what WfWg does */
@@ -3968,7 +3981,9 @@ void reply_writebraw(struct smb_request *req)
return;
strict_unlock:
- SMB_VFS_STRICT_UNLOCK(conn, fsp, &lock);
+ if (!fsp->print_file) {
+ SMB_VFS_STRICT_UNLOCK(conn, fsp, &lock);
+ }
END_PROFILE(SMBwritebraw);
return;
@@ -4018,7 +4033,10 @@ void reply_writeunlock(struct smb_request *req)
startpos = IVAL_TO_SMB_OFF_T(req->vwv+2, 0);
data = (const char *)req->buf + 3;
- if (numtowrite) {
+ if (fsp->print_file) {
+ /* Print files ignore the offset - use end of file. */
+ startpos = (SMB_OFF_T)-1;
+ } else if (numtowrite) {
init_strict_lock_struct(fsp, (uint32)req->smbpid,
(uint64_t)startpos, (uint64_t)numtowrite, WRITE_LOCK,
&lock);
@@ -4058,7 +4076,7 @@ void reply_writeunlock(struct smb_request *req)
goto strict_unlock;
}
- if (numtowrite) {
+ if (numtowrite && !fsp->print_file) {
status = do_unlock(smbd_messaging_context(),
fsp,
req->smbpid,
@@ -4080,7 +4098,7 @@ void reply_writeunlock(struct smb_request *req)
fsp->fnum, (int)numtowrite, (int)nwritten));
strict_unlock:
- if (numtowrite) {
+ if (numtowrite && !fsp->print_file) {
SMB_VFS_STRICT_UNLOCK(conn, fsp, &lock);
}
@@ -4139,14 +4157,19 @@ void reply_write(struct smb_request *req)
startpos = IVAL_TO_SMB_OFF_T(req->vwv+2, 0);
data = (const char *)req->buf + 3;
- init_strict_lock_struct(fsp, (uint32)req->smbpid,
- (uint64_t)startpos, (uint64_t)numtowrite, WRITE_LOCK,
- &lock);
+ if (fsp->print_file) {
+ /* Print files ignore the offset - use end of file. */
+ startpos = (SMB_OFF_T)-1;
+ } else {
+ init_strict_lock_struct(fsp, (uint32)req->smbpid,
+ (uint64_t)startpos, (uint64_t)numtowrite, WRITE_LOCK,
+ &lock);
- if (!SMB_VFS_STRICT_LOCK(conn, fsp, &lock)) {
- reply_nterror(req, NT_STATUS_FILE_LOCK_CONFLICT);
- END_PROFILE(SMBwrite);
- return;
+ if (!SMB_VFS_STRICT_LOCK(conn, fsp, &lock)) {
+ reply_nterror(req, NT_STATUS_FILE_LOCK_CONFLICT);
+ END_PROFILE(SMBwrite);
+ return;
+ }
}
/*
@@ -4204,7 +4227,9 @@ void reply_write(struct smb_request *req)
DEBUG(3,("write fnum=%d num=%d wrote=%d\n", fsp->fnum, (int)numtowrite, (int)nwritten));
strict_unlock:
- SMB_VFS_STRICT_UNLOCK(conn, fsp, &lock);
+ if (!fsp->print_file) {
+ SMB_VFS_STRICT_UNLOCK(conn, fsp, &lock);
+ }
END_PROFILE(SMBwrite);
return;
@@ -4741,7 +4766,10 @@ void reply_writeclose(struct smb_request *req)
mtime = convert_time_t_to_timespec(srv_make_unix_date3(req->vwv+4));
data = (const char *)req->buf + 1;
- if (numtowrite) {
+ if (fsp->print_file) {
+ /* Print files ignore the offset - use end of file. */
+ startpos = (SMB_OFF_T)-1;
+ } else if (numtowrite) {
init_strict_lock_struct(fsp, (uint32)req->smbpid,
(uint64_t)startpos, (uint64_t)numtowrite, WRITE_LOCK,
&lock);
@@ -4787,7 +4815,7 @@ void reply_writeclose(struct smb_request *req)
SSVAL(req->outbuf,smb_vwv0,nwritten);
strict_unlock:
- if (numtowrite) {
+ if (numtowrite && !fsp->print_file) {
SMB_VFS_STRICT_UNLOCK(conn, fsp, &lock);
}
@@ -5244,7 +5272,7 @@ void reply_printwrite(struct smb_request *req)
data = (const char *)req->buf + 3;
- if (write_file(req,fsp,data,-1,numtowrite) != numtowrite) {
+ if (write_file(req,fsp,data,(SMB_OFF_T)-1,numtowrite) != numtowrite) {
reply_nterror(req, map_nt_error_from_unix(errno));
END_PROFILE(SMBsplwr);
return;