/* $Id: sqpack.c,v 1.51.2.12 2003/05/30 08:37:47 sfpavel Exp $ */
/*****************************************************************************
* SqPack --- FTN messagebase packer (purger)
*****************************************************************************
* Copyright (C) 1997-1999 Matthias Tichy (mtt@tichy.de).
* Copyright (C) 1999-2002 Husky developers team
*
* This file is part of HUSKY Fidonet Software project.
*
* SQPACK 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.
*
* SQPACK 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 HPT; see the file COPYING.  If not, write to the Free
* Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*****************************************************************************
*/

#include <stdio.h>
#include <errno.h>
#include <time.h>
#include <stdlib.h>
#include <string.h>

#ifdef UNIX
#include <unistd.h>
#else
#include <io.h>
#endif

#if defined( __TURBOC__ ) || defined(__EMX__) || defined(MSDOS) || defined(__DOS__) || defined ( __WATCOMC__ ) || defined(_MSC_VER) && (_MSC_VER >= 1200)
#include <share.h>
#endif

#ifdef _MAKE_DLL_MVC_
#define SH_DENYNO _SH_DENYNO
#endif

#include <sys/types.h>
#include <fcntl.h>
#include <sys/stat.h>

#include <smapi/msgapi.h>
#include <smapi/prog.h>
#include <fidoconf/fidoconf.h>
#include <fidoconf/common.h>
#include <fidoconf/xstr.h>


#define PROGRAM_NAME "sqpack v1.2.4-release"

unsigned long msgCopied, msgProcessed; // per Area
unsigned long totaloldMsg, totalmsgCopied;

void SqReadLastreadFile(char *fileName, UINT32 **lastreadp, ULONG *lcountp,
		      HAREA area)
{
   int fd;
   struct stat st;
   unsigned long i, temp;
   unsigned char buffer[4];
   char *name=NULL;

   xstrscat( &name, fileName, ".sql", NULL );

   fd = sopen(name, O_BINARY | O_RDWR, SH_DENYNO, S_IWRITE | S_IREAD);
   if (fd != -1) {

      fstat(fd, &st);
      *lcountp = st.st_size / 4;
      *lastreadp = (UINT32 *) malloc(*lcountp * sizeof(UINT32));

      for (i = 0; i < *lcountp; i++) {
         read(fd, &buffer, 4);
         temp = buffer[0] + (((unsigned long)(buffer[1])) << 8) +
                (((unsigned long)(buffer[2])) << 16) +
                (((unsigned long)(buffer[3])) << 24);
         (*lastreadp)[i] = MsgUidToMsgn(area, temp, UID_PREV);
      }

      close(fd);

   } else {
		*lastreadp = NULL;
		*lcountp = 0;
   };

   free(name);
}


void SqWriteLastreadFile(char *fileName, UINT32 *lastread, ULONG lcount,
			HAREA area)
{
   char *name=NULL;
   unsigned char buffer[4];
   int fd;
   unsigned long i, temp;


   if (lastread) {

      xstrscat( &name, fileName, ".sql", NULL );

      fd = sopen(name, O_BINARY | O_RDWR, SH_DENYNO, S_IWRITE | S_IREAD);

      if (fd != -1) {

         lseek(fd, 0l, SEEK_SET);

         for (i = 0; i < lcount; i++) {

            temp = MsgMsgnToUid(area, lastread[i]);

            buffer[0] = temp & 0xFF;
            buffer[1] = (temp >> 8) & 0xFF;
            buffer[2] = (temp >> 16) & 0xFF;
            buffer[3] = (temp >> 24) & 0xFF;

            write(fd, &buffer, 4);
         }

         close(fd);

      } else printf("Could not write lastread file %s, error %u!\n", name, errno);

      free(name);
   }
}

/*
 *  get_dword
 *
 *  Reads in a 4 byte word that is stored in little endian (Intel) notation
 *  and converts it to the local representation n an architecture-
 *  independent manner
 */

#define get_dword(ptr)            \
   ((dword)((unsigned char)(ptr)[0]) |           \
    (((dword)((unsigned char)(ptr)[1])) << 8)  | \
    (((dword)((unsigned char)(ptr)[2])) << 16) | \
    (((dword)((unsigned char)(ptr)[3])) << 24))  \

/*
 *  get_word
 *
 *  Reads in a 2 byte word that is stored in little endian (Intel) notation
 *  and converts it to the local representation in an architecture-
 *  independent manner
 */

#define get_word(ptr)         \
    ((word)((unsigned char)(ptr)[0]) |         \
     (((word)((unsigned char)(ptr)[1])) << 8 ))

typedef struct
{
    unsigned long UserCRC;         /* CRC-32 of user name (lowercase) */
    unsigned long UserID;          /* Unique UserID */
    unsigned long LastReadMsg;     /* Last read message number */
    unsigned long HighReadMsg;     /* Highest read message number */
}
JAMLREAD;
#define JAMLREAD_SIZE 16

int read_jamlread(int fd, JAMLREAD *plread)
{
    unsigned char buf[JAMLREAD_SIZE];

    if (read(fd, buf, JAMLREAD_SIZE) != JAMLREAD_SIZE)
        return 0;

    plread->UserCRC     = get_dword(buf);
    plread->UserID      = get_dword(buf+4);
    plread->LastReadMsg = get_dword(buf+8);
    plread->HighReadMsg = get_dword(buf+12);

    return 1;
}

int write_jamlread(int fd, JAMLREAD *plread)
{
    unsigned char buf[JAMLREAD_SIZE];

    put_dword(buf, plread->UserCRC);
    put_dword(buf + 4, plread->UserID);
    put_dword(buf + 8, plread->LastReadMsg);
    put_dword(buf + 12, plread->HighReadMsg);

    if (write(fd, buf, JAMLREAD_SIZE) != JAMLREAD_SIZE)
        return 0;

    return 1;
}

int write_partial_jamlread(int fd, JAMLREAD *plread)
{
    unsigned char buf[JAMLREAD_SIZE/2];

    put_dword(buf + 0, plread->LastReadMsg);
    put_dword(buf + 4, plread->HighReadMsg);

    if (write(fd, buf, JAMLREAD_SIZE/2) != JAMLREAD_SIZE/2)
        return 0;

    return 1;
}

void JamReadLastreadFile(char *fileName, UINT32 **lastreadp, ULONG *lcountp,
		      HAREA area)
{
   int fd;
   struct stat st;
   unsigned long i;
   char *name = NULL;
   JAMLREAD lread;

   xstrscat( &name, fileName, ".jlr", NULL );

   fd = sopen(name, O_BINARY | O_RDWR, SH_DENYNO, S_IWRITE | S_IREAD);
   if (fd != -1) {

      fstat(fd, &st);
      *lcountp = st.st_size / JAMLREAD_SIZE;
      *lastreadp = (UINT32 *) malloc(*lcountp * sizeof(UINT32) * 2);

      for (i = 0; i < *lcountp; i++) {
         read_jamlread(fd, &lread);
         (*lastreadp)[i*2] = MsgUidToMsgn(area, lread.LastReadMsg, UID_PREV);
         (*lastreadp)[i*2+1] = MsgUidToMsgn(area, lread.HighReadMsg, UID_PREV);
      }

      close(fd);

   } else {
		*lastreadp = NULL;
		*lcountp = 0;
   };

   *lcountp = (*lcountp) << 1; /* rest of sqpack does not now of 2 lastread ptrs */

   free(name);
}

void JamWriteLastreadFile(char *fileName, UINT32 *lastread, ULONG lcount,
			HAREA area)
{
   char *name = NULL;
   int fd;
   unsigned long i;
   JAMLREAD lread;


   if (lastread) {

      xstrscat( &name, fileName, ".jlr", NULL );

      fd = sopen(name, O_BINARY | O_RDWR, SH_DENYNO, S_IWRITE | S_IREAD);

      if (fd != -1) {

         for (i = 0; i < (lcount >> 1); i++) {

            lread.LastReadMsg = MsgMsgnToUid(area, lastread[i*2]);
            lread.HighReadMsg = MsgMsgnToUid(area, lastread[i*2+1]);

            lseek(fd, i*JAMLREAD_SIZE + JAMLREAD_SIZE/2, SEEK_SET);
            write_partial_jamlread(fd, &lread);
         }

         close(fd);

      } else printf("Could not write lastread file %s, error %u!\n", name, errno);

      free(name);
   }
}

void SdmReadLastreadFile(char *fileName, UINT32 **lastreadp, ULONG *lcountp,
		      HAREA area)
{
   int fd;
   struct stat st;
   unsigned long i;
   char *name;
   UINT16 temp;

   name = (char *) malloc(strlen(fileName)+9+1);
   strcpy(name, fileName);
   Add_Trailing(name, PATH_DELIM);
   strcat(name, "lastread");

   fd = sopen(name, O_BINARY | O_RDWR, SH_DENYNO, S_IWRITE | S_IREAD);
   if (fd != -1) {

      fstat(fd, &st);
      *lcountp = st.st_size / 2; /*sizeof(UINT16)*/
      *lastreadp = (UINT32 *) malloc(*lcountp * sizeof(UINT32));

      for (i = 0; i < *lcountp; i++) {
         read(fd, &temp, 2);
         (*lastreadp)[i] = MsgUidToMsgn(area, temp, UID_PREV);
      }

      close(fd);

   } else {
		*lastreadp = NULL;
		*lcountp = 0;
   };

   free(name);
}

void SdmWriteLastreadFile(char *fileName, UINT32 *lastread, ULONG lcount,
			HAREA area)
{
   char *name;
   int fd;
   unsigned long i;
   unsigned char buf[2];

   if (lastread) {

      name = (char *) malloc(strlen(fileName)+9+1);
      strcpy(name, fileName);
      Add_Trailing(name, PATH_DELIM);
      strcat(name, "lastread");

      fd = sopen(name, O_BINARY | O_RDWR, SH_DENYNO, S_IWRITE | S_IREAD);

      if (fd != -1) {

         lseek(fd, 0, SEEK_SET);
         for (i = 0; i < lcount; i++) {

#if 0 /* Messages renumbered, MsgMsgnToUid() returns old value */
      /* We should reopen area before write lastreads */
            UINT16 temp = (UINT16)MsgMsgnToUid(area, lastread[i]);
            put_word(buf, temp);
#else /* msgns are equial to uids after renumber */
            put_word(buf, (UINT16)lastread[i]);
#endif
            write(fd, buf, 2);
         }

         close(fd);

      } else printf("Could not write lastread file %s, error %u!\n", name, errno);

      free(name);
   }
}

void readLastreadFile(char *fileName, UINT32 **lastreadp, ULONG *lcountp,
		      HAREA area, int areaType)
{
  if (areaType == MSGTYPE_SQUISH)
    SqReadLastreadFile(fileName, lastreadp, lcountp, area);
  else if (areaType == MSGTYPE_JAM)
    JamReadLastreadFile(fileName, lastreadp, lcountp, area);
  else if (areaType == MSGTYPE_SDM)
    SdmReadLastreadFile(fileName, lastreadp, lcountp, area);
}

void writeLastreadFile(char *fileName, UINT32 *lastreadp, ULONG lcount,
		      HAREA area, int areaType)
{
  if (areaType == MSGTYPE_SQUISH)
    SqWriteLastreadFile(fileName, lastreadp, lcount, area);
  else if (areaType == MSGTYPE_JAM)
    JamWriteLastreadFile(fileName, lastreadp, lcount, area);
  else if (areaType == MSGTYPE_SDM)
    SdmWriteLastreadFile(fileName, lastreadp, lcount, area);
}

unsigned long getOffsetInLastread(UINT32 *lastread, ULONG lcount, dword msgnum)
{

   unsigned long i;

   for (i = 0; i < lcount; i++) {
      if (lastread[i] == msgnum) return i;
   }

   return (-1);

}

/* returns zero if msg was killed, nonzero if it was copied */

int processMsg(dword msgNum, dword numMsg, HAREA oldArea, HAREA newArea,
               s_area *area, UINT32 shift)
{
    HMSG msg, newMsg;
    XMSG xmsg;
    struct tm tmTime;
    time_t ttime, actualTime = time(NULL);
    char *text, *ctrlText;
    dword  textLen, ctrlLen;
    int unsent, i, rc = 0;
    
    //   unsigned long offset;
    
    msg = MsgOpenMsg(oldArea, MOPEN_RW, msgNum);
    if (msg == NULL) return rc;
    
    if (MsgReadMsg(msg, &xmsg, 0, 0, NULL, 0, NULL)==(dword)-1L) {
        MsgCloseMsg(msg);
        msgProcessed++;
        return rc;
    }
    
    unsent = ((xmsg.attr & MSGLOCAL) && !(xmsg.attr & MSGSENT)) || (xmsg.attr & MSGLOCKED);
    
    if (unsent || (((area -> max == 0) || ((numMsg - msgProcessed + msgCopied) <= area -> max) ||
        (area -> keepUnread && !(xmsg.attr & MSGREAD))) && !((xmsg.attr & MSGREAD) && area -> killRead))) {
        //only max msgs should be in new area
        
        if (xmsg.attr & MSGLOCAL) {
            DosDate_to_TmDate((SCOMBO*)&(xmsg.date_written), &tmTime);
        } else {
            DosDate_to_TmDate((SCOMBO*)&(xmsg.date_arrived), &tmTime);
        }
        /*     DosDate_to_TmDate(&(xmsg.attr & MSGLOCAL ? xmsg.date_written :
        xmsg.date_arrived), &tmTime);*/
        ttime = mktime(&tmTime);
        if (ttime == 0xfffffffflu) ttime = 0; /* emx */
        
        if (unsent || (area -> purge == 0) || ttime == 0 ||
            (abs(actualTime - ttime) <= (area -> purge * 24 *60 * 60))) {
            xmsg.replyto = MsgUidToMsgn(oldArea, xmsg.replyto, UID_EXACT) > shift ? MsgUidToMsgn(oldArea, xmsg.replyto, UID_EXACT) - shift : 0;
            if ((area->msgbType & MSGTYPE_SQUISH) == MSGTYPE_SQUISH){
                
                for (i = 0; i < MAX_REPLY; i++)
                    xmsg.replies[i] = MsgUidToMsgn(oldArea, xmsg.replies[i], UID_EXACT) > shift ? MsgUidToMsgn(oldArea, xmsg.replies[i], UID_EXACT) - shift : 0;
            }else {
                xmsg.replies[0] = MsgUidToMsgn(oldArea, xmsg.replies[0], UID_EXACT) > shift ? MsgUidToMsgn(oldArea, xmsg.replies[0], UID_EXACT) - shift : 0;
                xmsg.xmreplynext = MsgUidToMsgn(oldArea, xmsg.xmreplynext, UID_EXACT) > shift ? MsgUidToMsgn(oldArea, xmsg.xmreplynext, UID_EXACT) - shift : 0;
            }
            // copy msg
            textLen = MsgGetTextLen(msg);
            ctrlLen = MsgGetCtrlLen(msg);
            
            text = (char *) malloc(textLen+1);
            text[textLen] = '\0';
            
            ctrlText = (char *) malloc(ctrlLen+1);
            ctrlText[ctrlLen] = '\0';
            
            MsgReadMsg(msg, NULL, 0, textLen, (byte*)text, ctrlLen, (byte*)ctrlText);
            
            if (area->msgbType & MSGTYPE_SDM)
                MsgWriteMsg(msg, 0, &xmsg, (byte*)text, textLen, textLen, ctrlLen, (byte*)ctrlText);
            else {
                newMsg = MsgOpenMsg(newArea, MOPEN_CREATE, 0);
                MsgWriteMsg(newMsg, 0, &xmsg, (byte*)text, textLen, textLen, ctrlLen, (byte*)ctrlText);
                MsgCloseMsg(newMsg);
            }
            
            msgCopied++;
            free(text);
            free(ctrlText);
            rc = 1;
        }
        
    }
    MsgCloseMsg(msg);
    msgProcessed++;
    return rc;
}

UINT32 getShiftedNum(UINT32 msgNum, UINT32 rmCount, UINT32 *rmMap)
{
   UINT32 i, nMsgNum = msgNum;
   msgNum += rmMap[1];
   for (i = 0; i < rmCount; i+=2)
	if (msgNum >= rmMap[i])
		nMsgNum -= rmMap[i + 1];
	else
		break;
   return msgNum > 0L ? msgNum : 0L;
}

void updateMsgLinks(UINT32 msgNum, HAREA area, UINT32 rmCount, UINT32 *rmMap, int areaType)
{
   HMSG msg;
   XMSG xmsg;
   int i;

   msg = MsgOpenMsg(area, MOPEN_RW, getShiftedNum(msgNum, rmCount, rmMap));
   if (msg == NULL) return;

   MsgReadMsg(msg, &xmsg, 0, 0, NULL, 0, NULL);

   xmsg.replyto = getShiftedNum(xmsg.replyto, rmCount, rmMap);
   if ((areaType & MSGTYPE_SQUISH) == MSGTYPE_SQUISH)
   	for (i = 0; i < MAX_REPLY; i++)
	    xmsg.replies[i] = getShiftedNum(xmsg.replies[i], rmCount, rmMap);
   else {
	xmsg.replies[0] = getShiftedNum(xmsg.replies[0], rmCount, rmMap);
   	xmsg.xmreplynext = getShiftedNum(xmsg.xmreplynext, rmCount, rmMap);
   }

   MsgWriteMsg(msg, 0, &xmsg, NULL, 0, 0, 0, NULL);
   MsgCloseMsg(msg);
}


void renameArea(int areaType, char *oldName, char *newName)
{
   char *oldTmp=NULL, *newTmp=NULL;

   xstrcat(&oldTmp, oldName);
   xstrcat(&newTmp, newName);

   if (areaType==MSGTYPE_SQUISH) {
     xstrcat(&oldTmp, ".sqd");
     xstrcat(&newTmp, ".sqd");
     remove(oldTmp);
     rename(newTmp, oldTmp);

     oldTmp[strlen(oldTmp)-1] = 'i';
     newTmp[strlen(newTmp)-1] = 'i';
     remove(oldTmp);
     rename(newTmp, oldTmp);
   }

   if (areaType==MSGTYPE_JAM) {
     xstrcat(&oldTmp, ".jdt");
     xstrcat(&newTmp, ".jdt");
     remove(oldTmp);
     rename(newTmp, oldTmp);

     oldTmp[strlen(oldTmp)-1] = 'x';
     newTmp[strlen(newTmp)-1] = 'x';
     remove(oldTmp);
     rename(newTmp, oldTmp);

     oldTmp[strlen(oldTmp)-2] = 'h';
     newTmp[strlen(newTmp)-2] = 'h';
     oldTmp[strlen(oldTmp)-1] = 'r';
     newTmp[strlen(newTmp)-1] = 'r';
     remove(oldTmp);
     rename(newTmp, oldTmp);

     newTmp[strlen(newTmp)-2] = 'l';
#if 0
     oldTmp[strlen(oldTmp)-2] = 'l';

     remove(oldTmp);
     rename(newTmp, oldTmp);
#endif
     remove(newTmp); // erase new lastread file

   }

   free(oldTmp);
   free(newTmp);
}

void purgeArea(s_area *area)
{
	char *oldName = area -> fileName;
	char *newName=NULL;
	HAREA oldArea=NULL, newArea = NULL;
	dword highMsg, i, j, numMsg, hw=0;
	int areaType = area -> msgbType & (MSGTYPE_JAM | MSGTYPE_SQUISH | MSGTYPE_SDM);

	UINT32 *oldLastread, *newLastread = NULL;
	UINT32 *removeMap;
	UINT32 rmIndex = 0;

	if (area->nopack) {
			printf("   No purging needed!\n");
			return;
	}

	//generated tmp-FileName
	xstrscat(&newName, oldName, "_tmp", NULL);

	/*oldArea = MsgOpenArea((byte *) oldName, MSGAREA_NORMAL, -1, -1, -1, MSGTYPE_SQUISH);*/
	oldArea = MsgOpenArea((byte *) oldName, MSGAREA_NORMAL, (word) areaType);

	/*if (oldArea) newArea = MsgOpenArea((byte *) newName, MSGAREA_CREATE, area.fperm, area.uid, area.gid,MSGTYPE_SQUISH);*/
	if (oldArea) {
		if (areaType == MSGTYPE_SDM)
			newArea = oldArea;
		else
			newArea = MsgOpenArea((byte *) newName, MSGAREA_CREATE, (word) areaType);
	}

	if ((oldArea != NULL) && (newArea != NULL)) {
		ULONG lcount;

		highMsg = MsgGetHighMsg(oldArea);
		numMsg = MsgGetNumMsg(oldArea);
		if (areaType != MSGTYPE_SDM) hw = MsgGetHighWater(oldArea);
		readLastreadFile(oldName, &oldLastread, &lcount, oldArea, areaType);
		if (oldLastread) {
			newLastread = (UINT32 *) malloc(lcount * sizeof(UINT32));
			memcpy(newLastread, oldLastread, lcount * sizeof(UINT32));
		}

		removeMap = (UINT32 *) calloc(2, sizeof(UINT32));

		for (i = j = 1; i <= highMsg; i++, j++) {
			if (!processMsg(j, numMsg, oldArea, newArea, area,
				removeMap[1])) {
				if (!(rmIndex & 1)) {
				/* We started to delete new portion of */
					removeMap = (UINT32 *) realloc(removeMap, (rmIndex + 2) * sizeof(UINT32));
					removeMap[rmIndex++] = i;
					removeMap[rmIndex] = 0;
				};
				removeMap[rmIndex]++; /* Anyway, update counter */
				if (areaType == MSGTYPE_SDM)
					MsgKillMsg(oldArea, j--);
			} else {
				/* We are copying msgs */
				if (rmIndex & 1) rmIndex++;
			};
		};

		if (rmIndex && areaType == MSGTYPE_SDM) {
			/* renumber the area */
			char oldmsgname[PATHLEN], newmsgname[PATHLEN];
			for (i = j = 1; i <= highMsg; i++) {
				strncpy(oldmsgname, oldName, PATHLEN);
				Add_Trailing(oldmsgname, PATH_DELIM);
				strncpy(newmsgname, oldmsgname, PATHLEN);
				sprintf(oldmsgname+strlen(oldmsgname), "%u.msg", (unsigned int)i);
				sprintf(newmsgname+strlen(newmsgname), "%u.msg", (unsigned int)j);
				if (access(oldmsgname, 0))
					continue;
				if (i == j) {
					j++;
					continue;
				}
				if (rename(oldmsgname, newmsgname) == 0)
					j++;
			}
		}

		if (rmIndex > 2) { /* there were several areas with deleted msgs */
			for (j = 1; j <= highMsg; j++)
				updateMsgLinks(i, newArea, rmIndex + 1, removeMap, areaType);
		}

		if (rmIndex) { /* someting was removed, maybe need to update lastreadfile */
		   for (j = 0; j < lcount; j++) {
		      for (i=0; i<rmIndex; i+=2) {
			 if (oldLastread[j] >= removeMap[i]) {
			    if (oldLastread[j] >= removeMap[i] + removeMap[i+1]) {
			       newLastread[j] -= removeMap[i+1];
			    } else {
			       newLastread[j] -= oldLastread[j] - removeMap[i] + 1;
			    }
			 }
		      }
		   }
		}

		writeLastreadFile(oldName, newLastread, lcount, newArea, areaType);

		MsgCloseArea(oldArea);
		if (areaType != MSGTYPE_SDM) {
        	    if ((numMsg - msgCopied) > hw) hw=0;
	            else hw -= (numMsg - msgCopied);
		    MsgSetHighWater(newArea, hw);
		    MsgCloseArea(newArea);
		}

		printf("   oldMsg: %lu   newMsg: %lu\n", (unsigned long)numMsg, msgCopied);
        totaloldMsg+=numMsg; totalmsgCopied+=msgCopied; // total

		free(oldLastread);
		free(newLastread);

		//rename oldArea to newArea
		renameArea(areaType, oldName, newName);
	}
	else {
		if (oldArea) MsgCloseArea(oldArea);
		printf("Could not open %s or create %s.\n", oldName, newName);
	}
	free(newName);
}

void handleArea(s_area *area)
{
	if ((area -> msgbType & MSGTYPE_SQUISH) == MSGTYPE_SQUISH ||
	    (area -> msgbType & MSGTYPE_JAM) == MSGTYPE_JAM ||
	    (area -> msgbType & MSGTYPE_SDM) == MSGTYPE_SDM) {
        	printf("%s\n", area -> areaName);
	        msgCopied = 0;
		msgProcessed = 0;
		purgeArea(area);
	};
}

void doArea(s_area *area, char *cmp)
{
	if (patimat(area->areaName,cmp)) handleArea(area);
}

int main(int argc, char **argv) {

   s_fidoconfig *cfg;
   unsigned int i;
   struct _minf m;

   printf( PROGRAM_NAME "\n");

   if (argc!=2) {
	   if (argc>2) printf("too many arguments!\n");
	   printf ("usage: sqpack <areamask>\n");
   } else {

	   setvar("module", "sqpack");
	   cfg = readConfig(NULL);

	   if (cfg != NULL ) {
		   m.req_version = 0;
		   m.def_zone = cfg->addr[0].zone;
		   if (MsgOpenApi(&m)!= 0) {
			   printf("MsgOpenApi Error.\n");
			   exit(1);
		   }

		   // purge dupe area
		   doArea(&(cfg->dupeArea), argv[1]);
		   // purge bad area
		   doArea(&(cfg->badArea), argv[1]);

		   for (i=0; i < cfg->netMailAreaCount; i++)
			   // purge netmail areas
			   doArea(&(cfg->netMailAreas[i]), argv[1]);

		   for (i=0; i < cfg->echoAreaCount; i++)
			   // purge echomail areas
			   doArea(&(cfg->echoAreas[i]), argv[1]);

		   for (i=0; i < cfg->localAreaCount; i++)
			   // purge local areas
			   doArea(&(cfg->localAreas[i]), argv[1]);

		   disposeConfig(cfg);
		   printf("\ntotal oldMsg: %lu   total newMsg: %lu\n",
				  (unsigned long)totaloldMsg, (unsigned long)totalmsgCopied);
		   return 0;
	   } else {
		   printf("Could not read fido config\n");
		   return 1;
	   }
   }
   return 0;
}


syntax highlighted by Code2HTML, v. 0.9.1