sbbsecho.c 150 KB
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/* sbbsecho.c */
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/* Synchronet FidoNet EchoMail Scanning/Tossing and NetMail Tossing Utility */
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/* $Id$ */

/****************************************************************************
 * @format.tab-size 4		(Plain Text/Source Code File Header)			*
 * @format.use-tabs true	(see http://www.synchro.net/ptsc_hdr.html)		*
 *																			*
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 * Copyright Rob Swindell - http://www.synchro.net/copyright.html			*
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 *																			*
 * 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.					*
 * See the GNU General Public License for more details: gpl.txt or			*
 * http://www.fsf.org/copyleft/gpl.html										*
 *																			*
 * Anonymous FTP access to the most recent released source is available at	*
 * ftp://vert.synchro.net, ftp://cvs.synchro.net and ftp://ftp.synchro.net	*
 *																			*
 * Anonymous CVS access to the development source and modification history	*
 * is available at cvs.synchro.net:/cvsroot/sbbs, example:					*
 * cvs -d :pserver:anonymous@cvs.synchro.net:/cvsroot/sbbs login			*
 *     (just hit return, no password is necessary)							*
 * cvs -d :pserver:anonymous@cvs.synchro.net:/cvsroot/sbbs checkout src		*
 *																			*
 * For Synchronet coding style and modification guidelines, see				*
 * http://www.synchro.net/source.html										*
 *																			*
 * You are encouraged to submit any modifications (preferably in Unix diff	*
 * format) via e-mail to mods@synchro.net									*
 *																			*
 * Note: If this box doesn't appear square, then you need to fix your tabs.	*
 ****************************************************************************/
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/* Portions written by Allen Christiansen 1994-1996 						*/
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#include <time.h>
#include <errno.h>
#include <stdio.h>
#include <ctype.h>
#include <fcntl.h>
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
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#include <sys/stat.h>
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#ifdef __WATCOMC__
	#include <mem.h>
#endif

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#ifndef __unix__
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	#include <malloc.h>
#endif

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#include "conwrap.h"		/* getch() */
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#include "sbbs.h"			/* load_cfg() */
#include "sbbsdefs.h"
#include "smblib.h"
#include "scfglib.h"
#include "lzh.h"
#include "sbbsecho.h"
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#include "genwrap.h"		/* PLATFORM_DESC */
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smb_t *smb,*email;
long misc=(IMPORT_PACKETS|IMPORT_NETMAIL|IMPORT_ECHOMAIL|EXPORT_ECHOMAIL
			|DELETE_NETMAIL|DELETE_PACKETS);
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BOOL export_netmail_option=TRUE;
ulong netmail=0;	/* statistic */
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char tmp[256],pkt_type=0;
int secure,cur_smb=0;
FILE *fidologfile=NULL;
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BOOL twit_list;
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faddr_t		sys_faddr = {1,1,1,0};		/* Default system address: 1:1/1.0 */
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config_t	cfg;
scfg_t		scfg;
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char		revision[16];
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char		compiler[32];
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BOOL pause_on_exit=FALSE;
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BOOL pause_on_abend=FALSE;
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/* FTN-compliant "Program Identifier"/PID (also used as a "Tosser Identifier"/TID) */
const char* sbbsecho_pid(void)
{
	static char str[256];
	
	sprintf(str, "SBBSecho %u.%02u-%s r%s %s %s"
		,SBBSECHO_VERSION_MAJOR,SBBSECHO_VERSION_MINOR,PLATFORM_DESC,revision,__DATE__,compiler);

	return str;
}

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#if !defined(_WIN32)
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#define delfile(x) remove(x)
#else
int delfile(char *filename)
{
	int i=0;

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	while(remove(filename) && i++<120)	/* Wait up to 60 seconds to delete file */
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		Sleep(500); 					/* for Win95 bug fix */
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	return(i);
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}
#endif

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#if defined(__unix__)	/* borrowed from MSVC */
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unsigned _rotr (
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        unsigned val,
        int shift
        )
{
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    register unsigned lobit;        /* non-zero means lo bit set */
    register unsigned num = val;    /* number to rotate */

    shift &= 0x1f;                  /* modulo 32 -- this will also make
                                       negative shifts work */
    while (shift--) {
	    lobit = num & 1;        /* get high bit */
        num >>= 1;              /* shift right one bit */
        if (lobit)
			num |= 0x80000000;  /* set hi bit if lo bit was set */
	}
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    return num;
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}
#endif

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void logprintf(char *str, ...);

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/****************************************************************************/
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/* This is needed by load_cfg.c												*/
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/****************************************************************************/
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int lprintf(int level, char *fmat, ...)
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{
	va_list argptr;
	char sbuf[256];
	int chcount;

	va_start(argptr,fmat);
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	chcount=vsnprintf(sbuf,sizeof(sbuf),fmat,argptr);
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	sbuf[sizeof(sbuf)-1]=0;
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	va_end(argptr);
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	truncsp(sbuf);
	printf("%s\n",sbuf);
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	if(level<=cfg.log_level)
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		logprintf("%s",sbuf);
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	return(chcount);
}

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/**********************/
/* Log print function */
/**********************/
void logprintf(char *str, ...)
{
    va_list argptr;
    char buf[256];
    time_t now;
    struct tm *gm;

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	if(!(misc&LOGFILE) || fidologfile==NULL)
		return;
	va_start(argptr,str);
	vsnprintf(buf,sizeof(buf),str,argptr);
	buf[sizeof(buf)-1]=0;
	va_end(argptr);
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	strip_ctrl(buf, buf);
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	now=time(NULL);
	gm=localtime(&now);
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	fprintf(fidologfile,"%02u/%02u/%02u %02u:%02u:%02u %s\n"
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		,(scfg.sys_misc&SM_EURODATE) ? gm->tm_mday : gm->tm_mon+1
		,(scfg.sys_misc&SM_EURODATE) ? gm->tm_mon+1 : gm->tm_mday
		,TM_YEAR(gm->tm_year),gm->tm_hour,gm->tm_min,gm->tm_sec
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		,buf);
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}

/*****************************************************************************/
/* Returns command line generated from instr with %c replacments             */
/*****************************************************************************/
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char *mycmdstr(scfg_t* cfg, char *instr, char *fpath, char *fspec)
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{
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    static char cmd[MAX_PATH+1];
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    char str[256],str2[128];
    int i,j,len;

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	len=strlen(instr);
	for(i=j=0;i<len && j<128;i++) {
		if(instr[i]=='%') {
			i++;
			cmd[j]=0;
			switch(toupper(instr[i])) {
				case 'F':   /* File path */
					strcat(cmd,fpath);
					break;
				case 'G':   /* Temp directory */
					if(cfg->temp_dir[0]!='\\' 
						&& cfg->temp_dir[0]!='/' 
						&& cfg->temp_dir[1]!=':') {
						strcpy(str,cfg->node_dir);
						strcat(str,cfg->temp_dir);
						if(FULLPATH(str2,str,40))
							strcpy(str,str2);
						backslash(str);
						strcat(cmd,str);}
					else
						strcat(cmd,cfg->temp_dir);
					break;
				case 'J':
					if(cfg->data_dir[0]!='\\' 
						&& cfg->data_dir[0]!='/' 
						&& cfg->data_dir[1]!=':') {
						strcpy(str,cfg->node_dir);
						strcat(str,cfg->data_dir);
						if(FULLPATH(str2,str,40))
							strcpy(str,str2);
						backslash(str);
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						strcat(cmd,str); 
					}
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					else
						strcat(cmd,cfg->data_dir);
					break;
				case 'K':
					if(cfg->ctrl_dir[0]!='\\' 
						&& cfg->ctrl_dir[0]!='/' 
						&& cfg->ctrl_dir[1]!=':') {
						strcpy(str,cfg->node_dir);
						strcat(str,cfg->ctrl_dir);
						if(FULLPATH(str2,str,40))
							strcpy(str,str2);
						backslash(str);
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						strcat(cmd,str); 
					}
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					else
						strcat(cmd,cfg->ctrl_dir);
					break;
				case 'N':   /* Node Directory (same as SBBSNODE environment var) */
					strcat(cmd,cfg->node_dir);
					break;
				case 'O':   /* SysOp */
					strcat(cmd,cfg->sys_op);
					break;
				case 'Q':   /* QWK ID */
					strcat(cmd,cfg->sys_id);
					break;
				case 'S':   /* File Spec */
					strcat(cmd,fspec);
					break;
				case '!':   /* EXEC Directory */
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					strcat(cmd,cfg->exec_dir);
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					break;
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                case '@':   /* EXEC Directory for DOS/OS2/Win32, blank for Unix */
#ifndef __unix__
                    strcat(cmd,cfg->exec_dir);
#endif
                    break;
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				case '#':   /* Node number (same as SBBSNNUM environment var) */
					sprintf(str,"%d",cfg->node_num);
					strcat(cmd,str);
					break;
				case '*':
					sprintf(str,"%03d",cfg->node_num);
					strcat(cmd,str);
					break;
				case '%':   /* %% for percent sign */
					strcat(cmd,"%");
					break;
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				case '.':	/* .exe for DOS/OS2/Win32, blank for Unix */
#ifndef __unix__
					strcat(cmd,".exe");
#endif
					break;
				case '?':	/* Platform */
#ifdef __OS2__
					strcpy(str,"OS2");
#else
					strcpy(str,PLATFORM_DESC);
#endif
					strlwr(str);
					strcat(cmd,str);
					break;
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				default:    /* unknown specification */
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					lprintf(LOG_ERR,"ERROR Checking Command Line '%s'",instr);
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					bail(1);
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					break; 
			}
			j=strlen(cmd); 
		}
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		else
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			cmd[j++]=instr[i]; 
}
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	cmd[j]=0;
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	return(cmd);
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}

/****************************************************************************/
/* Runs an external program directly using spawnvp							*/
/****************************************************************************/
int execute(char *cmdline)
{
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#if 1
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	return system(cmdline);
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#else
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	char c,d,e,cmdlen,*arg[30],str[256];
	int i;

	strcpy(str,cmdline);
	arg[0]=str;	/* point to the beginning of the string */
	cmdlen=strlen(str);
	for(c=0,d=1,e=0;c<cmdlen;c++,e++)	/* Break up command line */
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		if(str[c]==' ') {
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			str[c]=0;			/* insert nulls */
			arg[d++]=str+c+1;	/* point to the beginning of the next arg */
			e=0; }
	arg[d]=0;
	i=spawnvp(P_WAIT,arg[0],arg);
	return(i);
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#endif
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}
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/******************************************************************************
 Returns the system address with the same zone as the address passed
******************************************************************************/
faddr_t getsysfaddr(short zone)
{
	int i;
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	for(i=0;i<scfg.total_faddrs;i++)
		if(scfg.faddr[i].zone==zone)
			return(scfg.faddr[i]);
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	return(sys_faddr);
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}
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int get_flo_outbound(faddr_t dest, char* outbound, size_t maxlen)
{
	char* last;
	if(dest.zone==sys_faddr.zone)		/* Default zone, use default outbound */
		strncpy(outbound,cfg.outbound,maxlen);
	else {								/* Inter-zone outbound is OUTBOUND.XXX */
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		safe_snprintf(outbound,maxlen,"%.*s.%03x"
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			,(int)strlen(cfg.outbound)-1,cfg.outbound,dest.zone);
	}
	if(dest.point) {					/* Point destination is OUTBOUND\*.PNT */
		char point[128];
		SAFEPRINTF2(point,"%04x%04x.pnt"
			,dest.net,dest.node);
		strncat(outbound,point,maxlen); 
	}
	backslash(outbound);
	return mkpath(outbound);
}

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/******************************************************************************
 This function creates or appends on existing Binkley compatible .?LO file
 attach file.
 Returns 0 on success.
******************************************************************************/
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int write_flofile(char *attachment, faddr_t dest, BOOL bundle)
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{
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	char fname[MAX_PATH+1];
	char outbound[MAX_PATH+1];
	char str[MAX_PATH+1];
	char ch;
	char searchstr[MAX_PATH+1];
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	ushort attr=0;
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	int i;
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	FILE *stream;

	i=matchnode(dest,0);
	if(i<(int)cfg.nodecfgs)
		attr=cfg.nodecfg[i].attr;

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	if(attr&ATTR_CRASH) ch='c';
	else if(attr&ATTR_HOLD) ch='h';
	else if(attr&ATTR_DIRECT) ch='d';
	else ch='f';
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	get_flo_outbound(dest, outbound, sizeof(outbound)-2);
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	if(dest.point)
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		sprintf(fname,"%s%08x.%clo",outbound,dest.point,ch);
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	else
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		sprintf(fname,"%s%04x%04x.%clo",outbound,dest.net,dest.node,ch);
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	if(bundle && (misc&TRUNC_BUNDLES))
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		ch='#';
	else
		ch='^';
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	if(*attachment == '^')	/* work-around for BRE/FE inter-BBS attachment bug */
		attachment++;
	fexistcase(attachment);	/* just in-case it's the wrong case for a Unix file system */
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	sprintf(searchstr,"%c%s",ch,attachment);
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	if(findstr(searchstr,fname))	/* file already in FLO file */
		return(0);
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	if((stream=fopen(fname,"a"))==NULL) {
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		lprintf(LOG_ERR,"ERROR %u (%s) line %d opening %s",errno,strerror(errno),__LINE__,fname);
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		return(-1); 
	}
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	fprintf(stream,"%s\n",searchstr);
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	fclose(stream);
	return(0);
}

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/* Writes text buffer to file, expanding sole LFs to CRLFs */
size_t fwrite_crlf(char* buf, size_t len, FILE* fp)
{
	char	ch,last_ch=0;
	size_t	i;
	size_t	wr=0;	/* total chars written (may be > len) */

	for(i=0;i<len;i++) {
		ch=*buf++;
		if(ch=='\n' && last_ch!='\r') {
			if(fputc('\r',fp)==EOF)
				return(wr);
			wr++;
		}
		if(fputc(ch,fp)==EOF)
			return(wr);
		wr++;
		last_ch=ch;
	}

	return(wr);
}

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/******************************************************************************
 This function will create a netmail message (.MSG format).
 If file is non-zero, will set file attachment bit (for bundles).
 Returns 0 on success.
******************************************************************************/
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int create_netmail(char *to, smbmsg_t* msg, char *subject, char *body, faddr_t dest, BOOL file_attached)
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{
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	FILE *fp;
	char fname[MAX_PATH+1];
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	char* from=NULL;
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	ushort attr=0;
	uint i;
	static uint startmsg;
	faddr_t	faddr;
	fmsghdr_t hdr;
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	time_t t;
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	struct tm *tm;
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	when_t when_written;
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	if(msg==NULL) {
		when_written.time = time(NULL);
		when_written.zone = sys_timezone(&scfg);
	} else {
		from = msg->from;
		when_written = msg->hdr.when_written;
	}
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	if(from==NULL)
		from="SBBSecho";
	if(to==NULL)
		to="Sysop";
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	if(!startmsg) startmsg=1;
	i=matchnode(dest,0);
	if(i<cfg.nodecfgs) {
		attr=cfg.nodecfg[i].attr;
		if(!attr) {
			i=matchnode(dest,2);
			if(i<cfg.nodecfgs)
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				attr=cfg.nodecfg[i].attr; 
		} 
	}
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	MKDIR(scfg.netmail_dir);
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	for(i=startmsg;i;i++) {
		sprintf(fname,"%s%u.msg",scfg.netmail_dir,i);
		if(!fexistcase(fname))
			break; 
	}
	if(!i) {
		lprintf(LOG_WARNING,"Directory full: %s",scfg.netmail_dir);
		return(-1); 
	}
	startmsg=i+1;
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	if((fp=fnopen(NULL,fname,O_RDWR|O_CREAT))==NULL) {
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		lprintf(LOG_ERR,"ERROR %u (%s) line %d opening %s",errno,strerror(errno),__LINE__,fname);
		return(-1); 
	}
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	faddr=getsysfaddr(dest.zone);
	memset(&hdr,0,sizeof(fmsghdr_t));
	hdr.origzone=faddr.zone;
	hdr.orignet=faddr.net;
	hdr.orignode=faddr.node;
	hdr.origpoint=faddr.point;
	hdr.destzone=dest.zone;
	hdr.destnet=dest.net;
	hdr.destnode=dest.node;
	hdr.destpoint=dest.point;

	hdr.attr=(FIDO_PRIVATE|FIDO_KILLSENT|FIDO_LOCAL);
	if(file_attached)
		hdr.attr|=FIDO_FILE;

	if(attr&ATTR_HOLD)
		hdr.attr|=FIDO_HOLD;
	if(attr&ATTR_CRASH)
		hdr.attr|=FIDO_CRASH;

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	t = when_written.time;
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	tm=localtime(&t);
	sprintf(hdr.time,"%02u %3.3s %02u  %02u:%02u:%02u"
		,tm->tm_mday,mon[tm->tm_mon],TM_YEAR(tm->tm_year)
		,tm->tm_hour,tm->tm_min,tm->tm_sec);

	SAFECOPY(hdr.to,to);
	SAFECOPY(hdr.from,from);
	SAFECOPY(hdr.subj,subject);

	fwrite(&hdr,sizeof(fmsghdr_t),1,fp);
	fprintf(fp,"\1INTL %hu:%hu/%hu %hu:%hu/%hu\r"
		,hdr.destzone,hdr.destnet,hdr.destnode
		,hdr.origzone,hdr.orignet,hdr.orignode);

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	/* TZUTC (FSP-1001) */
	int tzone=smb_tzutc(when_written.zone);
	char* minus="";
	if(tzone<0) {
		minus="-";
		tzone=-tzone;
	}
	fprintf(fp,"\1TZUTC: %s%02d%02u\r", minus, tzone/60, tzone%60);

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	/* Add FSC-53 FLAGS kludge */
	fprintf(fp,"\1FLAGS");
	if(attr&ATTR_DIRECT)
		fprintf(fp," DIR");
	if(file_attached) {
		if(misc&TRUNC_BUNDLES)
			fprintf(fp," TFS");
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		else
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			fprintf(fp," KFS");
	}
	fprintf(fp,"\r");
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	if(hdr.destpoint)
		fprintf(fp,"\1TOPT %hu\r",hdr.destpoint);
	if(hdr.origpoint)
		fprintf(fp,"\1FMPT %hu\r",hdr.origpoint);
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	fprintf(fp,"\1PID: %s\r", (msg==NULL || msg->ftn_pid==NULL) ? sbbsecho_pid() : msg->ftn_pid);
	if(msg != NULL) {
		/* Unknown kludge lines are added here */
		for(int i=0; i<msg->total_hfields; i++)
			if(msg->hfield[i].type == FIDOCTRL)
				fprintf(fp,"\1%.512s\r",(char*)msg->hfield_dat[i]);
	}
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	if(!file_attached || (!(attr&ATTR_DIRECT) && file_attached))
		fwrite_crlf(body,strlen(body)+1,fp);	/* Write additional NULL */
	else
		fwrite("\0",1,1,fp);               /* Write NULL */
	printf("Created %s\n", fname);
	return fclose(fp);
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}

/******************************************************************************
 This function takes the contents of 'infile' and puts it into a netmail
 message bound for addr.
******************************************************************************/
void file_to_netmail(FILE *infile,char *title,faddr_t addr,char *to)
{
	char *buf,*p;
	long l,m,len;

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	l=len=ftell(infile);
	if(len>8192L)
		len=8192L;
	rewind(infile);
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	if((buf=(char *)malloc(len+1))==NULL) {
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		lprintf(LOG_ERR,"ERROR line %d allocating %lu for file to netmail buf",__LINE__,len);
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		return; 
	}
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	while((m=fread(buf,1,(len>8064L) ? 8064L:len,infile))>0) {
		buf[m]=0;
		if(l>8064L && (p=strrchr(buf,'\n'))!=NULL) {
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			p++;
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			if(*p) {
				*p=0;
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				p++;
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				fseek(infile,-1L,SEEK_CUR);
				while(*p) { 			/* Seek back to end of last line */
					p++;
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					fseek(infile,-1L,SEEK_CUR); 
				} 
			} 
		}
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		if(ftell(infile)<l)
			strcat(buf,"\r\nContinued in next message...\r\n");
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		create_netmail(to,/* msg: */NULL, title,buf,addr,/* attachment: */FALSE); 
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	}
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	free(buf);
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}
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/* Returns TRUE if area is linked with specified node address */
BOOL area_is_linked(unsigned area_num, faddr_t* addr)
{
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	unsigned i;
	for(i=0;i<cfg.area[area_num].uplinks;i++)
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		if(!memcmp(addr,&cfg.area[area_num].uplink[i],sizeof(faddr_t)))
			return TRUE;
	return FALSE;
}

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/******************************************************************************
 This function sends a notify list to applicable nodes, this list includes the
 settings configured for the node, as well as a list of areas the node is
 connected to.
******************************************************************************/
void notify_list(void)
{
	FILE *	tmpf;
	char	str[256];
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	uint	i,k;
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	for(k=0;k<cfg.nodecfgs;k++) {

		if(!(cfg.nodecfg[k].attr&SEND_NOTIFY))
			continue;

		if((tmpf=tmpfile())==NULL) {
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			lprintf(LOG_ERR,"ERROR line %d couldn't open tmpfile",__LINE__);
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			return; 
		}
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		fprintf(tmpf,"Following are the options set for your system and a list "
			"of areas\r\nyou are connected to.  Please make sure everything "
			"is correct.\r\n\r\n");
		fprintf(tmpf,"Packet Type       %s\r\n"
			,cfg.nodecfg[k].pkt_type==PKT_TWO ? "2"
			:cfg.nodecfg[k].pkt_type==PKT_TWO_TWO ? "2.2":"2+");
		fprintf(tmpf,"Archive Type      %s\r\n"
			,(cfg.nodecfg[k].arctype>cfg.arcdefs) ?
			 "None":cfg.arcdef[cfg.nodecfg[k].arctype].name);
		fprintf(tmpf,"Mail Status       %s\r\n"
			,cfg.nodecfg[k].attr&ATTR_CRASH ? "Crash"
			:cfg.nodecfg[k].attr&ATTR_HOLD ? "Hold" : "None");
		fprintf(tmpf,"Direct            %s\r\n"
			,cfg.nodecfg[k].attr&ATTR_DIRECT ? "Yes":"No");
		fprintf(tmpf,"Passive           %s\r\n"
			,cfg.nodecfg[k].attr&ATTR_PASSIVE ? "Yes":"No");
		fprintf(tmpf,"Remote AreaMgr    %s\r\n\r\n"
			,cfg.nodecfg[k].password[0] ? "Yes" : "No");

		fprintf(tmpf,"Connected Areas\r\n---------------\r\n");
		for(i=0;i<cfg.areas;i++) {
			sprintf(str,"%s\r\n",cfg.area[i].name);
			if(str[0]=='*')
				continue;
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			if(area_is_linked(i,&cfg.nodecfg[k].faddr))
				fprintf(tmpf,"%s",str); 
		}
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		if(ftell(tmpf))
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			file_to_netmail(tmpf,"SBBSecho Notify List",cfg.nodecfg[k].faddr, /* To: */NULL);
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		fclose(tmpf); 
	}
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}
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/******************************************************************************
 This function creates a netmail to addr showing a list of available areas (0),
 a list of connected areas (1), or a list of removed areas (2).
******************************************************************************/
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enum arealist_type {
	 AREALIST_ALL			// %LIST
	,AREALIST_CONNECTED		// %QUERY
	,AREALIST_UNLINKED		// %UNLINKED
};
void netmail_arealist(enum arealist_type type, faddr_t addr, char* to)
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{
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	char str[256],title[128],match,*p,*tp;
	int i,j,k,x,y;
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	str_list_t	area_list;
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	if(type == AREALIST_ALL)
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		strcpy(title,"List of Available Areas");
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	else if(type == AREALIST_CONNECTED)
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		strcpy(title,"List of Connected Areas");
	else
		strcpy(title,"List of Unlinked Areas");

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	if((area_list=strListInit()) == NULL) {
		lprintf(LOG_ERR,"ERROR line %d couldn't allocate string list",__LINE__);
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		return; 
	}
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	/* Include relevant areas from the area file (e.g. areas.bbs): */
	for(i=0;i<cfg.areas;i++) {
		if((type == AREALIST_CONNECTED || (misc&ELIST_ONLY)) && !area_is_linked(i,&addr))
			continue;
		if(type == AREALIST_UNLINKED && area_is_linked(i,&addr))
			continue;
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		strListPush(&area_list, cfg.area[i].name); 
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	} 
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	if(type != AREALIST_CONNECTED) {
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		i=matchnode(addr,0);
		if(i<cfg.nodecfgs) {
			for(j=0;j<cfg.listcfgs;j++) {
				match=0;
				for(k=0;k<cfg.listcfg[j].numflags;k++) {
					if(match) break;
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					for(x=0;x<cfg.nodecfg[i].numflags;x++) {
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						if(!stricmp(cfg.listcfg[j].flag[k].flag
							,cfg.nodecfg[i].flag[x].flag)) {
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							FILE* fp;
							if((fp=fopen(cfg.listcfg[j].listpath,"r"))==NULL) {
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								lprintf(LOG_ERR,"ERROR %u (%s) line %d opening %s"
									,errno,strerror(errno),__LINE__,cfg.listcfg[j].listpath);
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								match=1;
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								break; 
							}
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							while(!feof(fp)) {
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								memset(str,0,sizeof(str));
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								if(!fgets(str,sizeof(str),fp))
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									break;
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								truncsp(str);
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								p=str;
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								SKIP_WHITESPACE(p);
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								if(*p==0 || *p==';')     /* Ignore Blank and Comment Lines */
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									continue;
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								tp=p;
								FIND_WHITESPACE(tp);
								*tp=0;
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								for(y=0;y<cfg.areas;y++)
									if(!stricmp(cfg.area[y].name,p))
										break;
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								if(y>=cfg.areas || !area_is_linked(y,&addr))
									strListPush(&area_list, p); 
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							}
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							fclose(fp);
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							match=1;
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							break; 
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						}
					}
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				} 
			} 
		} 
	}
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	strListSortAlpha(area_list);
	if(!strListCount(area_list))
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		create_netmail(to,/* msg: */NULL,title,"None.",addr,/* attachment: */FALSE);
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	else {
		FILE* fp;
		if((fp=tmpfile())==NULL) {
			lprintf(LOG_ERR,"ERROR line %d couldn't open tmpfile",__LINE__);
		} else {
			strListWriteFile(fp, area_list, "\r\n");
			file_to_netmail(fp,title,addr,to);
			fclose(fp);
		}
	}
	lprintf(LOG_INFO,"Created AreaFix response netmail with %s (%u areas)", title, strListCount(area_list));
	strListFree(&area_list);
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}
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int check_elists(char *areatag,faddr_t addr)
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{
	FILE *stream;
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	char str[1025],quit=0,*p,*tp;
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	int i,j,k,x,match=0;
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	i=matchnode(addr,0);
	if(i<cfg.nodecfgs) {
		for(j=0;j<cfg.listcfgs;j++) {
			quit=0;
			for(k=0;k<cfg.listcfg[j].numflags;k++) {
				if(quit) break;
				for(x=0;x<cfg.nodecfg[i].numflags;x++)
					if(!stricmp(cfg.listcfg[j].flag[k].flag
						,cfg.nodecfg[i].flag[x].flag)) {
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						if((stream=fopen(cfg.listcfg[j].listpath,"r"))==NULL) {
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							lprintf(LOG_ERR,"ERROR %u (%s) line %d opening %s"
								,errno,strerror(errno),__LINE__,cfg.listcfg[j].listpath);
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							quit=1;
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							break; 
						}
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						while(!feof(stream)) {
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							if(!fgets(str,sizeof(str),stream))
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								break;
							p=str;
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							SKIP_WHITESPACE(p);
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							if(*p==';')     /* Ignore Comment Lines */
								continue;
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							tp=p;
							FIND_WHITESPACE(tp);
							*tp=0;
							if(!stricmp(areatag,p)) {
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								match=1;
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								break; 
							} 
						}
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						fclose(stream);
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						quit=1;
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						if(match)
							return(match);
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						break; 
					} 
			} 
		} 
	}
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	return(match);
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}
/******************************************************************************
 Used by AREAFIX to add/remove/change areas in the areas file
******************************************************************************/
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void alter_areas(str_list_t add_area, str_list_t del_area, faddr_t addr, char* to)
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{
	FILE *nmfile,*afilein,*afileout,*fwdfile;
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	char str[1024],fields[1024],field1[256],field2[256],field3[256]
		,outpath[MAX_PATH+1]
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		,*outname,*p,*tp,nomatch=0,match=0;
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	int i,j,k,x,y;
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	ulong tagcrc;

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	SAFECOPY(outpath,cfg.areafile);
	*getfname(outpath)=0;
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	if((outname=tempnam(outpath,"AREAS"))==NULL) {
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		lprintf(LOG_ERR,"ERROR tempnam(%s,AREAS)",outpath);
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		return; 
	}
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	if((nmfile=tmpfile())==NULL) {
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		lprintf(LOG_ERR,"ERROR in tmpfile()");
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		free(outname);
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		return; 
	}
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	if((afileout=fopen(outname,"w+"))==NULL) {
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		lprintf(LOG_ERR,"ERROR %u (%s) line %d opening %s",errno,strerror(errno),__LINE__,outname);
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		fclose(nmfile);
		free(outname);
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		return; 
	}
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	if((afilein=fopen(cfg.areafile,"r"))==NULL) {
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		lprintf(LOG_ERR,"ERROR %u (%s) line %d opening %s",errno,strerror(errno),__LINE__,cfg.areafile);
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		fclose(afileout);
		fclose(nmfile);
		free(outname);
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		return; 
	}
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	while(!feof(afilein)) {
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		if(!fgets(fields,sizeof(fields),afilein))
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			break;
		truncsp(fields);
		p=fields;
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		SKIP_WHITESPACE(p);
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		if(*p==';') {    /* Skip Comment Lines */
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			fprintf(afileout,"%s\n",fields);
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			continue; 
		}
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		SAFECOPY(field1,p);         /* Internal Code Field */
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		truncstr(field1," \t\r\n");
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		FIND_WHITESPACE(p);
		SKIP_WHITESPACE(p);
		SAFECOPY(field2,p);         /* Areatag Field */
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		truncstr(field2," \t\r\n");
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		FIND_WHITESPACE(p);
		SKIP_WHITESPACE(p);
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		if((tp=strchr(p,';'))!=NULL) {
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			SAFECOPY(field3,p);     /* Comment Field (if any) */
			FIND_WHITESPACE(tp);
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			*tp=0; 
		}
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		else
			field3[0]=0;
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		if(strListCount(del_area)) { 				/* Check for areas to remove */
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			lprintf(LOG_DEBUG,"Removing areas for %s from %s", smb_faddrtoa(&addr,NULL), cfg.areafile);
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			for(i=0;del_area[i]!=NULL;i++) {
				if(!stricmp(del_area[i],field2) ||
					!stricmp(del_area[0],"-ALL"))     /* Match Found */
					break; 
			}
			if(del_area[i]!=NULL) {
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				for(i=0;i<cfg.areas;i++) {
					if(!stricmp(field2,cfg.area[i].name)) {
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						lprintf(LOG_DEBUG,"Unlinking area (%s) for %s in %s", field2, smb_faddrtoa(&addr,NULL), cfg.areafile);
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						if(!area_is_linked(i,&addr)) {
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							fprintf(afileout,"%s\n",fields);
							/* bugfix here Mar-25-2004 (wasn't breaking for "-ALL") */
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							if(stricmp(del_area[0],"-ALL"))
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								fprintf(nmfile,"%s not connected.\r\n",field2);
							break; 
						}
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						/* Added 12/4/95 to remove uplink from connected uplinks */

						for(k=j;k<cfg.area[i].uplinks-1;k++)
							memcpy(&cfg.area[i].uplink[k],&cfg.area[i].uplink[k+1]
								,sizeof(faddr_t));
						--cfg.area[i].uplinks;
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						if(cfg.area[i].uplinks==0) {
							FREE_AND_NULL(cfg.area[i].uplink);
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						} else {
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							if((cfg.area[i].uplink=(faddr_t *)
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								realloc(cfg.area[i].uplink,sizeof(faddr_t)
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								*(cfg.area[i].uplinks)))==NULL) {
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								lprintf(LOG_ERR,"ERROR line %d allocating memory for area "
									"#%u uplinks.",__LINE__,i+1);
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								bail(1); 
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								return;
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							}
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						}
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						fprintf(afileout,"%-16s%-23s ",field1,field2);
						for(j=0;j<cfg.area[i].uplinks;j++) {
							if(!memcmp(&cfg.area[i].uplink[j],&addr
								,sizeof(faddr_t)))
								continue;
							fprintf(afileout,"%s "
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								,smb_faddrtoa(&cfg.area[i].uplink[j],NULL)); 
						}
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						if(field3[0])
							fprintf(afileout,"%s",field3);
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						fprintf(afileout,"\n");
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						fprintf(nmfile,"%s removed.\r\n",field2);
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						break; 
					} 
				}
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				if(i==cfg.areas)			/* Something screwy going on */
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					fprintf(afileout,"%s\n",fields);
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				continue; 
			} 				/* Area match so continue on */
		}
		if(strListCount(add_area)) { 				/* Check for areas to add */
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			lprintf(LOG_DEBUG,"Adding areas for %s to %s", smb_faddrtoa(&addr,NULL), cfg.areafile);
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			for(i=0;add_area[i]!=NULL;i++)
				if(!stricmp(add_area[i],field2) ||
					!stricmp(add_area[0],"+ALL"))      /* Match Found */
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					break;
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			if(add_area[i]!=NULL) {
				if(stricmp(add_area[i],"+ALL"))
					add_area[i][0]=0;  /* So we can check other lists */
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				for(i=0;i<cfg.areas;i++) {
					if(!stricmp(field2,cfg.area[i].name)) {
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						lprintf(LOG_DEBUG,"Linking area (%s) for %s in %s", field2, smb_faddrtoa(&addr,NULL), cfg.areafile);
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						if(area_is_linked(i,&addr)) {
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							fprintf(afileout,"%s\n",fields);
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							fprintf(nmfile,"%s already connected.\r\n",field2);
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							break; 
						}
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						if((misc&ELIST_ONLY) && !check_elists(field2,addr)) {
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							fprintf(afileout,"%s\n",fields);
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							break; 
						}
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						/* Added 12/4/95 to add uplink to connected uplinks */

						++cfg.area[i].uplinks;
						if((cfg.area[i].uplink=(faddr_t *)
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							realloc(cfg.area[i].uplink,sizeof(faddr_t)
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							*(cfg.area[i].uplinks)))==NULL) {
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							lprintf(LOG_ERR,"ERROR line %d allocating memory for area "
								"#%u uplinks.",__LINE__,i+1);
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							bail(1); 
							return;
						}
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						memcpy(&cfg.area[i].uplink[cfg.area[i].uplinks-1],&addr,sizeof(faddr_t));
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						fprintf(afileout,"%-16s%-23s ",field1,field2);
						for(j=0;j<cfg.area[i].uplinks;j++)
							fprintf(afileout,"%s "
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								,smb_faddrtoa(&cfg.area[i].uplink[j],NULL));
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						if(field3[0])
							fprintf(afileout,"%s",field3);
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						fprintf(afileout,"\n");
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						fprintf(nmfile,"%s added.\r\n",field2);
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						break; 
					} 
				}
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				if(i==cfg.areas)			/* Something screwy going on */
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					fprintf(afileout,"%s\n",fields);
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				continue;  					/* Area match so continue on */
			}
			nomatch=1; 						/* This area wasn't in there */
		}
		fprintf(afileout,"%s\n",fields);	/* No match so write back line */
	}
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	fclose(afilein);
982
	if(nomatch || (strListCount(add_area) && !stricmp(add_area[0],"+ALL"))) {
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		i=matchnode(addr,0);
		if(i<cfg.nodecfgs) {
			for(j=0;j<cfg.listcfgs;j++) {
				match=0;
				for(k=0;k<cfg.listcfg[j].numflags;k++) {
					if(match) break;
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					for(x=0;x<cfg.nodecfg[i].numflags;x++) {
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						if(!stricmp(cfg.listcfg[j].flag[k].flag
							,cfg.nodecfg[i].flag[x].flag)) {
							if((fwdfile=tmpfile())==NULL) {
993
								lprintf(LOG_ERR,"ERROR line %d opening forward temp "
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									"file",__LINE__);
								match=1;
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								break; 
							}
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							if((afilein=fopen(cfg.listcfg[j].listpath,"r"))==NULL) {
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								lprintf(LOG_ERR,"ERROR %u (%s) line %d opening %s"
									,errno,strerror(errno),__LINE__,cfg.listcfg[j].listpath);
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								fclose(fwdfile);
								match=1;
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								break; 
							}
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							while(!feof(afilein)) {
1006
								if(!fgets(str,sizeof(str),afilein))
1007
									break;
1008
								p=str;
1009
								SKIP_WHITESPACE(p);
1010
1011
								if(*p==';')     /* Ignore Comment Lines */
									continue;
1012
1013
1014
								tp=p;
								FIND_WHITESPACE(tp);
								*tp=0;
1015
								if(add_area[0]!=NULL && stricmp(add_area[0],"+ALL")==0) {
1016
1017
									SAFECOPY(tmp,p);
									tagcrc=crc32(strupr(tmp),0);
1018
1019
1020
1021
									for(y=0;y<cfg.areas;y++)
										if(tagcrc==cfg.area[y].tag)
											break;
									if(y<cfg.areas)
1022
1023
1024
1025
1026
1027
										continue; 
								}
								for(y=0;add_area[y]!=NULL;y++)
									if((!stricmp(add_area[y],str) &&
										add_area[y][0]) ||
										!stricmp(add_area[0],"+ALL"))
1028
										break;
1029
								if(add_area[y]!=NULL) {
1030
1031
1032
									fprintf(afileout,"%-16s%-23s","P",str);
									if(cfg.listcfg[j].forward.zone)
										fprintf(afileout," %s"
1033
1034
											,smb_faddrtoa(&cfg.listcfg[j].forward,NULL));
									fprintf(afileout," %s\n",smb_faddrtoa(&addr,NULL));
1035
									fprintf(nmfile,"%s added.\r\n",str);
1036
1037
									if(stricmp(add_area[0],"+ALL"))
										add_area[y][0]=0;
1038
1039
									if(!(cfg.listcfg[j].misc&NOFWD)
										&& cfg.listcfg[j].forward.zone)
1040
1041
1042
										fprintf(fwdfile,"%s\r\n",str); 
								} 
							}
1043
1044
1045
							fclose(afilein);
							if(!(cfg.listcfg[j].misc&NOFWD) && ftell(fwdfile)>0)
								file_to_netmail(fwdfile,cfg.listcfg[j].password
1046
									,cfg.listcfg[j].forward,/* To: */"Areafix");
1047
1048
							fclose(fwdfile);
							match=1;
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
							break; 
						}
					}
				} 
			} 
		} 
	}
	if(strListCount(add_area) && stricmp(add_area[0],"+ALL")) {
		for(i=0;add_area[i]!=NULL;i++)
			if(add_area[i][0])
				fprintf(nmfile,"%s not found.\r\n",add_area[i]); 
	}
1061
	if(!ftell(nmfile))
1062
		create_netmail(to,/* msg: */NULL,"Area Change Request","No changes made.",addr,/* attachment: */FALSE);
1063
	else
1064
		file_to_netmail(nmfile,"Area Change Request",addr,to);