Initial import

[samba] / source / libsmb / climessage.c

diff --git a/source/libsmb/climessage.c b/source/libsmb/climessage.c
new file mode 100644 (file)
index 0000000..1aa659c
--- /dev/null
+++ b/source/libsmb/climessage.c
@@ -0,0 +1,154 @@
+/* 
+   Unix SMB/CIFS implementation.
+   client message handling routines
+   Copyright (C) Andrew Tridgell 1994-1998
+   
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+   
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+   
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+
+
+/****************************************************************************
+start a message sequence
+****************************************************************************/
+int cli_message_start_build(struct cli_state *cli, char *host, char *username)
+{
+       char *p;
+
+       /* construct a SMBsendstrt command */
+       memset(cli->outbuf,'\0',smb_size);
+       set_message(cli->outbuf,0,0,True);
+       SCVAL(cli->outbuf,smb_com,SMBsendstrt);
+       SSVAL(cli->outbuf,smb_tid,cli->cnum);
+       cli_setup_packet(cli);
+       
+       p = smb_buf(cli->outbuf);
+       *p++ = 4;
+       p += clistr_push(cli, p, username, -1, STR_ASCII|STR_TERMINATE);
+       *p++ = 4;
+       p += clistr_push(cli, p, host, -1, STR_ASCII|STR_TERMINATE);
+       
+       cli_setup_bcc(cli, p);
+
+       return(PTR_DIFF(p, cli->outbuf));
+}
+
+BOOL cli_message_start(struct cli_state *cli, char *host, char *username,
+                             int *grp)
+{
+       cli_message_start_build(cli, host, username);
+       
+       cli_send_smb(cli);      
+       
+       if (!cli_receive_smb(cli)) {
+               return False;
+       }
+
+       if (cli_is_error(cli)) return False;
+
+       *grp = SVAL(cli->inbuf,smb_vwv0);
+
+       return True;
+}
+
+
+/****************************************************************************
+send a message 
+****************************************************************************/
+int cli_message_text_build(struct cli_state *cli, char *msg, int len, int grp)
+{
+       char *msgdos;
+       int lendos;
+       char *p;
+
+       memset(cli->outbuf,'\0',smb_size);
+       set_message(cli->outbuf,1,0,True);
+       SCVAL(cli->outbuf,smb_com,SMBsendtxt);
+       SSVAL(cli->outbuf,smb_tid,cli->cnum);
+       cli_setup_packet(cli);
+
+       SSVAL(cli->outbuf,smb_vwv0,grp);
+       
+       p = smb_buf(cli->outbuf);
+       *p++ = 1;
+
+       if ((lendos = (int)convert_string_allocate(NULL,CH_UNIX, CH_DOS, msg,len, (void **)(void *)&msgdos, True)) < 0 || !msgdos) {
+               DEBUG(3,("Conversion failed, sending message in UNIX charset\n"));
+               SSVAL(p, 0, len); p += 2;
+               memcpy(p, msg, len);
+               p += len;
+       } else {
+               SSVAL(p, 0, lendos); p += 2;
+               memcpy(p, msgdos, lendos);
+               p += lendos;
+               SAFE_FREE(msgdos);
+       }
+
+       cli_setup_bcc(cli, p);
+
+       return(PTR_DIFF(p, cli->outbuf));
+}
+
+BOOL cli_message_text(struct cli_state *cli, char *msg, int len, int grp)
+{
+       cli_message_text_build(cli, msg, len, grp);
+
+       cli_send_smb(cli);
+
+       if (!cli_receive_smb(cli)) {
+               return False;
+       }
+
+       if (cli_is_error(cli)) return False;
+
+       return True;
+}      
+
+/****************************************************************************
+end a message 
+****************************************************************************/
+int cli_message_end_build(struct cli_state *cli, int grp)
+{
+       char *p;
+
+       memset(cli->outbuf,'\0',smb_size);
+       set_message(cli->outbuf,1,0,True);
+       SCVAL(cli->outbuf,smb_com,SMBsendend);
+       SSVAL(cli->outbuf,smb_tid,cli->cnum);
+
+       SSVAL(cli->outbuf,smb_vwv0,grp);
+
+       cli_setup_packet(cli);
+
+       p = smb_buf(cli->outbuf);
+
+       return(PTR_DIFF(p, cli->outbuf));
+}
+
+BOOL cli_message_end(struct cli_state *cli, int grp)
+{
+       cli_message_end_build(cli, grp);
+
+       cli_send_smb(cli);
+
+       if (!cli_receive_smb(cli)) {
+               return False;
+       }
+
+       if (cli_is_error(cli)) return False;
+
+       return True;
+}