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deb-mbse/mbcico/sendbark.c

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2001-08-17 05:46:24 +00:00
/*****************************************************************************
*
* File ..................: mbcico/sendbark.c
* Purpose ...............: Fidonet mailer
* Last modification date : 29-Oct-2000
*
*****************************************************************************
* Copyright (C) 1997-2000
*
* Michiel Broek FIDO: 2:280/2802
* Beekmansbos 10
* 1971 BV IJmuiden
* the Netherlands
*
* This file is part of MBSE BBS.
*
* This BBS 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, or (at your option) any
* later version.
*
* MBSE BBS 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 MBSE BBS; see the file COPYING. If not, write to the Free
* Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*****************************************************************************/
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#include "../config.h"
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#include "../lib/libs.h"
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#include "../lib/memwatch.h"
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#include "../lib/structs.h"
#include "../lib/common.h"
#include "../lib/clcomm.h"
#include "ttyio.h"
#include "session.h"
#include "statetbl.h"
#include "sendbark.h"
#include "xmrecv.h"
static int send_bark(void);
static char *nm,*pw,*dt;
int sendbark(void)
{
char *fn;
FILE *fp;
char buf[256], *p;
int rc = 0;
fn = reqname(remote->addr);
if ((fp = fopen(fn,"r")) == NULL) {
Syslog('s', "no request file for this node");
PUTCHAR(ETB);
return 0;
}
while (fgets(buf,sizeof(buf)-1,fp)) {
nm = buf;
pw = strchr(buf, '!');
dt = strchr(buf, '+');
if (pw)
*pw++= '\0';
if (dt)
*dt++= '\0';
if (nm) {
while (isspace(*nm))
nm++;
for (p = nm; (*p != '!') && (*p != '+') && (!isspace(*p)); p++);
*p = '\0';
}
if (pw) {
while (isspace(*pw))
pw++;
for (p = pw; (*p != '!') && (*p != '+') && (!isspace(*p)); p++);
*p = '\0';
} else
pw = (char *)"";
if (dt) {
while (isspace(*nm))
nm++;
for (p = nm; (*p != '!') && (*p != '+') && (*p != '-') && (!isspace(*p)); p++);
*p = '\0';
} else
dt = (char *)"0";
if (*nm == ';')
continue;
Syslog('+', "Sending bark request for \"%s\", password \"%s\", update \"%s\"",MBSE_SS(nm),MBSE_SS(pw),MBSE_SS(dt));
if ((rc = send_bark()))
break;
}
if (rc == 0)
PUTCHAR(ETB);
fclose(fp);
if (rc == 0)
unlink(fn);
return rc;
}
SM_DECL(send_bark,(char *)"sendbark")
SM_STATES
Send,
waitack,
getfile
SM_NAMES
(char *)"send",
(char *)"waitack",
(char *)"getfile"
SM_EDECL
int c;
char buf[256];
unsigned short crc;
int count = 0;
Syslog('s', "send_bark INIT");
sprintf(buf,"%s %s %s",nm,dt,pw);
crc = crc16xmodem(buf, strlen(buf));
Syslog('s', "sending bark packet \"%s\", crc = 0x%04x", buf, crc);
SM_START(Send)
SM_STATE(Send)
Syslog('s', "send_bark SEND");
if (count++ > 5) {
Syslog('+', "Bark request failed");
SM_ERROR;
}
PUTCHAR(ACK);
PUT(buf, strlen(buf));
PUTCHAR(ETX);
PUTCHAR(crc & 0xff);
PUTCHAR((crc >> 8) & 0xff);
if (STATUS) {
SM_ERROR;
} else {
SM_PROCEED(waitack);
}
SM_STATE(waitack)
Syslog('s', "send_bark WAITACK");
c = GETCHAR(10);
if (c == TIMEOUT) {
Syslog('s', "sendbark got timeout waiting for ACK");
SM_PROCEED(Send);
} else if (c < 0) {
SM_PROCEED(Send);
} else if (c == ACK) {
SM_PROCEED(getfile);
} else {
Syslog('s', "sendbark got %s waiting for ACK", printablec(c));
SM_PROCEED(Send);
}
SM_STATE(getfile)
Syslog('s', "send_bark GETFILE");
switch (xmrecv(NULL)) {
case 0: SM_PROCEED(getfile);
break;
case 1: SM_SUCCESS;
break;
default: SM_ERROR;
break;
}
SM_END
SM_RETURN