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| author | Volker Lendecke <vlendec@samba.org> | 2007-08-14 10:27:27 +0000 |
|---|---|---|
| committer | Gerald (Jerry) Carter <jerry@samba.org> | 2007-10-10 12:29:41 -0500 |
| commit | 439d6020e9b1994ad8e9b4080ba73dde6da93037 (patch) | |
| tree | c85c222594ea3fa989934d7cc827614c999b9f92 /source3/smbd/reply.c | |
| parent | ae89ba48ec548f28d38a0a35bc3884181946f1b8 (diff) | |
| download | samba-439d6020e9b1994ad8e9b4080ba73dde6da93037.tar.gz samba-439d6020e9b1994ad8e9b4080ba73dde6da93037.tar.bz2 samba-439d6020e9b1994ad8e9b4080ba73dde6da93037.zip | |
r24405: Check wct in reply_lockingX
(This used to be commit c4972632f8b41c87a4c0fdfc6c98515c42eafda5)
Diffstat (limited to 'source3/smbd/reply.c')
| -rw-r--r-- | source3/smbd/reply.c | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/source3/smbd/reply.c b/source3/smbd/reply.c index d42d6399fb..a9af46bb69 100644 --- a/source3/smbd/reply.c +++ b/source3/smbd/reply.c @@ -5773,23 +5773,34 @@ SMB_BIG_UINT get_lock_offset( char *data, int data_offset, BOOL large_file_forma int reply_lockingX(connection_struct *conn, char *inbuf, char *outbuf, int length, int bufsize) { - files_struct *fsp = file_fsp(SVAL(inbuf,smb_vwv2)); - unsigned char locktype = CVAL(inbuf,smb_vwv3); - unsigned char oplocklevel = CVAL(inbuf,smb_vwv3+1); - uint16 num_ulocks = SVAL(inbuf,smb_vwv6); - uint16 num_locks = SVAL(inbuf,smb_vwv7); + files_struct *fsp; + unsigned char locktype; + unsigned char oplocklevel; + uint16 num_ulocks; + uint16 num_locks; SMB_BIG_UINT count = 0, offset = 0; uint32 lock_pid; - int32 lock_timeout = IVAL(inbuf,smb_vwv4); + int32 lock_timeout; int i; char *data; - BOOL large_file_format = - (locktype & LOCKING_ANDX_LARGE_FILES)?True:False; + BOOL large_file_format; BOOL err; NTSTATUS status = NT_STATUS_UNSUCCESSFUL; START_PROFILE(SMBlockingX); + + if (CVAL(inbuf, smb_wct) < 8) { + return ERROR_NT(NT_STATUS_INVALID_PARAMETER); + } + fsp = file_fsp(SVAL(inbuf,smb_vwv2)); + locktype = CVAL(inbuf,smb_vwv3); + oplocklevel = CVAL(inbuf,smb_vwv3+1); + num_ulocks = SVAL(inbuf,smb_vwv6); + num_locks = SVAL(inbuf,smb_vwv7); + lock_timeout = IVAL(inbuf,smb_vwv4); + large_file_format = (locktype & LOCKING_ANDX_LARGE_FILES)?True:False; + CHECK_FSP(fsp,conn); data = smb_buf(inbuf); |