diff options
| -rw-r--r-- | source3/libsmb/clifile.c | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/source3/libsmb/clifile.c b/source3/libsmb/clifile.c index 214c30d930..63f6f8cc6c 100644 --- a/source3/libsmb/clifile.c +++ b/source3/libsmb/clifile.c @@ -409,6 +409,102 @@ BOOL cli_unlock(struct cli_state *cli, int fnum, uint32 offset, uint32 len) } +/**************************************************************************** + lock a file with 64 bit offsets +****************************************************************************/ +BOOL cli_lock64(struct cli_state *cli, int fnum, + SMB_BIG_UINT offset, SMB_BIG_UINT len, int timeout, enum brl_type lock_type) +{ + char *p; + int saved_timeout = cli->timeout; + int ltype; + + ltype = (lock_type == READ_LOCK? 1 : 0); + ltype |= LOCKING_ANDX_LARGE_FILES; + + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0', smb_size); + + set_message(cli->outbuf,8,20,True); + + CVAL(cli->outbuf,smb_com) = SMBlockingX; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + CVAL(cli->outbuf,smb_vwv0) = 0xFF; + SSVAL(cli->outbuf,smb_vwv2,fnum); + CVAL(cli->outbuf,smb_vwv3) = ltype; + SIVALS(cli->outbuf, smb_vwv4, timeout); + SSVAL(cli->outbuf,smb_vwv6,0); + SSVAL(cli->outbuf,smb_vwv7,1); + + p = smb_buf(cli->outbuf); + SIVAL(p, 0, cli->pid); + SIVAL(p, 4, (offset>>32)); + SIVAL(p, 8, (offset&0xffffffff)); + SIVAL(p, 12, (len>>32)); + SIVAL(p, 16, (len&0xffffffff)); + cli_send_smb(cli); + + cli->timeout = (timeout == -1) ? 0x7FFFFFFF : (timeout + 2*1000); + + if (!cli_receive_smb(cli)) { + cli->timeout = saved_timeout; + return False; + } + + cli->timeout = saved_timeout; + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return False; + } + + return True; +} + +/**************************************************************************** + unlock a file with 64 bit offsets +****************************************************************************/ +BOOL cli_unlock64(struct cli_state *cli, int fnum, SMB_BIG_UINT offset, SMB_BIG_UINT len) +{ + char *p; + + memset(cli->outbuf,'\0',smb_size); + memset(cli->inbuf,'\0',smb_size); + + set_message(cli->outbuf,8,20,True); + + CVAL(cli->outbuf,smb_com) = SMBlockingX; + SSVAL(cli->outbuf,smb_tid,cli->cnum); + cli_setup_packet(cli); + + CVAL(cli->outbuf,smb_vwv0) = 0xFF; + SSVAL(cli->outbuf,smb_vwv2,fnum); + CVAL(cli->outbuf,smb_vwv3) = LOCKING_ANDX_LARGE_FILES; + SIVALS(cli->outbuf, smb_vwv4, 0); + SSVAL(cli->outbuf,smb_vwv6,1); + SSVAL(cli->outbuf,smb_vwv7,0); + + p = smb_buf(cli->outbuf); + SIVAL(p, 0, cli->pid); + SIVAL(p, 4, (offset>>32)); + SIVAL(p, 8, (offset&0xffffffff)); + SIVAL(p, 12, (len>>32)); + SIVAL(p, 16, (len&0xffffffff)); + + cli_send_smb(cli); + if (!cli_receive_smb(cli)) { + return False; + } + + if (CVAL(cli->inbuf,smb_rcls) != 0) { + return False; + } + + return True; +} + + |