X-Git-Url: http://git.maemo.org/git/?p=samba;a=blobdiff_plain;f=source%2Fsmbd%2Fmessage.c;fp=source%2Fsmbd%2Fmessage.c;h=fd28df0d801fa2aeab2c715d8a20d7f5d45f82dd;hp=0000000000000000000000000000000000000000;hb=6bca4ca307d55b6dc888e56cee47aebcddbce786;hpb=7fd70fa738b636089bcc6c961aa3eaa02f20dda2 diff --git a/source/smbd/message.c b/source/smbd/message.c new file mode 100644 index 0000000..fd28df0 --- /dev/null +++ b/source/smbd/message.c @@ -0,0 +1,244 @@ +/* + Unix SMB/CIFS implementation. + SMB messaging + Copyright (C) Andrew Tridgell 1992-1998 + + 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. +*/ +/* + This file handles the messaging system calls for winpopup style + messages +*/ + + +#include "includes.h" + +extern userdom_struct current_user_info; + +/* look in server.c for some explanation of these variables */ +static char msgbuf[1600]; +static int msgpos; +static fstring msgfrom; +static fstring msgto; + +/**************************************************************************** +deliver the message +****************************************************************************/ +static void msg_deliver(void) +{ + pstring name; + int i; + int fd; + char *msg; + int len; + ssize_t sz; + + if (! (*lp_msg_command())) + { + DEBUG(1,("no messaging command specified\n")); + msgpos = 0; + return; + } + + /* put it in a temporary file */ + slprintf(name,sizeof(name)-1, "%s/msg.XXXXXX",tmpdir()); + fd = smb_mkstemp(name); + + if (fd == -1) { + DEBUG(1,("can't open message file %s\n",name)); + return; + } + + /* + * Incoming message is in DOS codepage format. Convert to UNIX. + */ + + if ((len = (int)convert_string_allocate(NULL,CH_DOS, CH_UNIX, msgbuf, msgpos, (void **)(void *)&msg, True)) < 0 || !msg) { + DEBUG(3,("Conversion failed, delivering message in DOS codepage format\n")); + for (i = 0; i < msgpos;) { + if (msgbuf[i] == '\r' && i < (msgpos-1) && msgbuf[i+1] == '\n') { + i++; continue; + } + sz = write(fd, &msgbuf[i++], 1); + if ( sz != 1 ) { + DEBUG(0,("Write error to fd %d: %ld(%d)\n",fd, (long)sz, errno )); + } + } + } else { + for (i = 0; i < len;) { + if (msg[i] == '\r' && i < (len-1) && msg[i+1] == '\n') { + i++; continue; + } + sz = write(fd, &msg[i++],1); + if ( sz != 1 ) { + DEBUG(0,("Write error to fd %d: %ld(%d)\n",fd, (long)sz, errno )); + } + } + SAFE_FREE(msg); + } + close(fd); + + + /* run the command */ + if (*lp_msg_command()) + { + fstring alpha_msgfrom; + fstring alpha_msgto; + pstring s; + + pstrcpy(s,lp_msg_command()); + pstring_sub(s,"%f",alpha_strcpy(alpha_msgfrom,msgfrom,NULL,sizeof(alpha_msgfrom))); + pstring_sub(s,"%t",alpha_strcpy(alpha_msgto,msgto,NULL,sizeof(alpha_msgto))); + standard_sub_basic(current_user_info.smb_name, s, sizeof(s)); + pstring_sub(s,"%s",name); + smbrun(s,NULL); + } + + msgpos = 0; +} + + + +/**************************************************************************** + reply to a sends +****************************************************************************/ +int reply_sends(connection_struct *conn, + char *inbuf,char *outbuf, int dum_size, int dum_buffsize) +{ + int len; + char *msg; + int outsize = 0; + char *p; + + START_PROFILE(SMBsends); + + msgpos = 0; + + if (! (*lp_msg_command())) { + END_PROFILE(SMBsends); + return(ERROR_DOS(ERRSRV,ERRmsgoff)); + } + + outsize = set_message(outbuf,0,0,True); + + p = smb_buf(inbuf)+1; + p += srvstr_pull_buf(inbuf, msgfrom, p, sizeof(msgfrom), STR_ASCII|STR_TERMINATE) + 1; + p += srvstr_pull_buf(inbuf, msgto, p, sizeof(msgto), STR_ASCII|STR_TERMINATE) + 1; + + msg = p; + + len = SVAL(msg,0); + len = MIN(len,sizeof(msgbuf)-msgpos); + + memset(msgbuf,'\0',sizeof(msgbuf)); + + memcpy(&msgbuf[msgpos],msg+2,len); + msgpos += len; + + msg_deliver(); + + END_PROFILE(SMBsends); + return(outsize); +} + + +/**************************************************************************** + reply to a sendstrt +****************************************************************************/ +int reply_sendstrt(connection_struct *conn, + char *inbuf,char *outbuf, int dum_size, int dum_buffsize) +{ + int outsize = 0; + char *p; + + START_PROFILE(SMBsendstrt); + + if (! (*lp_msg_command())) { + END_PROFILE(SMBsendstrt); + return(ERROR_DOS(ERRSRV,ERRmsgoff)); + } + + outsize = set_message(outbuf,1,0,True); + + memset(msgbuf,'\0',sizeof(msgbuf)); + msgpos = 0; + + p = smb_buf(inbuf)+1; + p += srvstr_pull_buf(inbuf, msgfrom, p, sizeof(msgfrom), STR_ASCII|STR_TERMINATE) + 1; + p += srvstr_pull_buf(inbuf, msgto, p, sizeof(msgto), STR_ASCII|STR_TERMINATE) + 1; + + DEBUG( 3, ( "SMBsendstrt (from %s to %s)\n", msgfrom, msgto ) ); + + END_PROFILE(SMBsendstrt); + return(outsize); +} + + +/**************************************************************************** + reply to a sendtxt +****************************************************************************/ +int reply_sendtxt(connection_struct *conn, + char *inbuf,char *outbuf, int dum_size, int dum_buffsize) +{ + int len; + int outsize = 0; + char *msg; + START_PROFILE(SMBsendtxt); + + if (! (*lp_msg_command())) { + END_PROFILE(SMBsendtxt); + return(ERROR_DOS(ERRSRV,ERRmsgoff)); + } + + outsize = set_message(outbuf,0,0,True); + + msg = smb_buf(inbuf) + 1; + + len = SVAL(msg,0); + len = MIN(len,sizeof(msgbuf)-msgpos); + + memcpy(&msgbuf[msgpos],msg+2,len); + msgpos += len; + + DEBUG( 3, ( "SMBsendtxt\n" ) ); + + END_PROFILE(SMBsendtxt); + return(outsize); +} + + +/**************************************************************************** + reply to a sendend +****************************************************************************/ +int reply_sendend(connection_struct *conn, + char *inbuf,char *outbuf, int dum_size, int dum_buffsize) +{ + int outsize = 0; + START_PROFILE(SMBsendend); + + if (! (*lp_msg_command())) { + END_PROFILE(SMBsendend); + return(ERROR_DOS(ERRSRV,ERRmsgoff)); + } + + outsize = set_message(outbuf,0,0,True); + + DEBUG(3,("SMBsendend\n")); + + msg_deliver(); + + END_PROFILE(SMBsendend); + return(outsize); +}