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7be62b1482
deb-mbse/mbfido/tic.c
Michiel Broek 2283b37d27 Development of improved tic processing
2002-11-26 20:35:50 +00:00

509 lines
14 KiB
C
Raw Blame History

/*****************************************************************************
*
* $Id$
* Purpose ...............: Process .tic files
*
*****************************************************************************
* Copyright (C) 1997-2002
*
* 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.
*****************************************************************************/
#include "../config.h"
#include "../lib/libs.h"
#include "../lib/memwatch.h"
#include "../lib/structs.h"
#include "../lib/users.h"
#include "../lib/records.h"
#include "../lib/common.h"
#include "../lib/dbftn.h"
#include "../lib/clcomm.h"
#include "unpack.h"
#include "ptic.h"
#include "fsort.h"
#include "tic.h"
#define UNPACK_FACTOR 300
int tic_in = 0; /* .tic files received */
int tic_imp = 0; /* imported .tic files */
int tic_out = 0; /* .tic files sent */
int tic_bad = 0; /* bad .tic files */
int tic_dup = 0; /* dupe .tic files */
extern int do_unprot;
extern int do_quiet;
extern int tic_in;
extern int do_flush;
/*
* returns: -1 = Errors.
* 0 = No files processed
* 1 = Processed file(s)
*/
int Tic()
{
char *inbound, *fname;
DIR *dp;
struct dirent *de;
struct stat sbuf;
int i, rc = 0;
fd_list *fdl = NULL;
IsDoing("Process .tic files");
CompileNL = FALSE;
if (do_unprot) {
inbound = xstrcpy(CFG.inbound);
} else {
inbound = xstrcpy(CFG.pinbound);
}
Syslog('+', "Pass: process ticfiles (%s)", inbound);
if (!diskfree(CFG.freespace)) {
free(inbound);
return -1;
}
if (chdir(inbound) == -1) {
WriteError("$Can't chdir(%s)", inbound);
free(inbound);
return -1;
}
if ((dp = opendir(inbound)) == NULL) {
WriteError("$Can't opendir(%s)", inbound);
free(inbound);
return -1;
}
while ((de = readdir(dp))) {
if ((strlen(de->d_name) == 12) && (strncasecmp(de->d_name+11, "c", 1) == 0)) {
if ((strncasecmp(de->d_name+8, ".a", 2) == 0) || (strncasecmp(de->d_name+8, ".c", 2) == 0) ||
(strncasecmp(de->d_name+8, ".z", 2) == 0) || (strncasecmp(de->d_name+8, ".l", 2) == 0) ||
(strncasecmp(de->d_name+8, ".r", 2) == 0) || (strncasecmp(de->d_name+8, ".0", 2) == 0)) {
if (checkspace(inbound, de->d_name, UNPACK_FACTOR)) {
if ((unpack(de->d_name)) != 0) {
WriteError("Error unpacking %s", de->d_name);
}
} else {
Syslog('+', "Insufficient space to unpack file %s", de->d_name);
}
}
}
}
rewinddir(dp);
while ((de = readdir(dp))) {
if ((strlen(de->d_name) == 12) && (strncasecmp(de->d_name+8, ".tic", 4) == 0)) {
stat(de->d_name, &sbuf);
fill_fdlist(&fdl, de->d_name, sbuf.st_mtime);
}
}
closedir(dp);
sort_fdlist(&fdl);
while ((fname = pull_fdlist(&fdl)) != NULL) {
if (LoadTic(inbound, fname) == 0)
rc = 1;
if (IsSema((char *)"upsalarm")) {
rc = 0;
Syslog('+', "Detected upsalarm semafore, aborting tic processing");
break;
}
if (!diskfree(CFG.freespace)) {
rc = 0;
break;
}
}
if (!do_quiet) {
printf("\r");
for (i = 0; i < 79; i++)
printf(" ");
printf("\r");
fflush(stdout);
}
if (rc)
do_flush = TRUE;
if (CompileNL)
CreateSema((char *)"mbindex");
free(inbound);
return rc;
}
/*
* Returns 1 if error, 0 if ok.
*/
int LoadTic(char *inb, char *tfn)
{
FILE *tfp;
char *Temp, *Temp2, *Buf, *Log = NULL, RealName[256];
int i, j, rc, bufsize, DescCnt = FALSE;
fa_list *sbl = NULL;
if (CFG.slow_util && do_quiet)
usleep(1);
memset(&RealName, 0, sizeof(RealName));
memset(&TIC, 0, sizeof(TIC));
memset(&T_File, 0, sizeof(T_File));
sprintf(TIC.Inbound, "%s", inb);
strncpy(TIC.TicName, tfn, 12);
chdir(inb);
if ((tfp = fopen(tfn, "r")) == NULL) {
WriteError("$Cannot open %s", tfn);
return 1;
}
/*
* Although a TIC line may only be 255 characters long,
* nobody seems to care and lines are up to 1024 characters
* long.
*/
if (PATH_MAX > 1024)
bufsize = PATH_MAX;
else
bufsize = 1024;
Temp = calloc(bufsize+1, sizeof(char));
Buf = calloc(bufsize+1, sizeof(char));
while ((fgets(Buf, bufsize, tfp)) != NULL) {
if (strlen(Buf) == bufsize)
Syslog('!', "Detected a TIC file line of %d characters long", bufsize);
/*
* Remove all garbage from this tic line.
*/
Temp[0] = '\0';
j = 0;
for (i = 0; i < strlen(Buf); i++) {
if (isprint(Buf[i] & 0x7f)) {
Temp[j] = Buf[i] & 0x7f;
j++;
}
}
Temp[j] = '\0';
if (strncasecmp(Temp, "hatch", 5) == 0) {
TIC.TicIn.Hatch = TRUE;
} else if (TIC.TicIn.Hatch && (strncasecmp(Temp, "pth ", 4) == 0)) {
strncpy(TIC.TicIn.Pth, Temp+4, PATH_MAX);
} else if (strncasecmp(Temp, "area ", 5) == 0) {
strncpy(TIC.TicIn.Area, Temp+5, 20);
strncpy(T_File.Echo, Temp+5, 20);
} else if (strncasecmp(Temp, "origin ", 7) == 0) {
strncpy(TIC.TicIn.Origin, Temp+7, 80);
strncpy(T_File.Origin, Temp+7, 80);
} else if (strncasecmp(Temp, "from ", 5) == 0) {
strncpy(TIC.TicIn.From, Temp+5, 80);
strncpy(T_File.From, Temp+5, 80);
} else if (strncasecmp(Temp, "file ", 5) == 0) {
strncpy(TIC.TicIn.File, Temp+5, 80);
} else if (strncasecmp(Temp, "fullname ", 9) == 0) {
strncpy(TIC.TicIn.FullName, Temp+9, 80);
} else if (strncasecmp(Temp, "created ", 8) == 0) {
strncpy(TIC.TicIn.Created, Temp+8, 80);
} else if (strncasecmp(Temp, "magic ", 6) == 0) {
strncpy(TIC.TicIn.Magic, Temp+6, 20);
strncpy(T_File.Magic, Temp+6, 20);
} else if (strncasecmp(Temp, "crc ", 4) == 0) {
TIC.Crc_Int = strtoul(Temp+4, (char **)NULL, 16);
sprintf(TIC.TicIn.Crc, "%08lX", TIC.Crc_Int);
strcpy(T_File.Crc, TIC.TicIn.Crc);
} else if (strncasecmp(Temp, "pw ", 3) == 0) {
strncpy(TIC.TicIn.Pw, Temp+3, 20);
} else if (strncasecmp(Temp, "replaces ", 9) == 0) {
strncpy(TIC.TicIn.Replace, Temp+9, 80);
strncpy(T_File.Replace, Temp+9, 80);
} else if (strncasecmp(Temp, "desc ", 5) == 0) {
if (!DescCnt) {
strncpy(TIC.TicIn.Desc, Temp+5, 1023);
strncpy(T_File.Desc, TIC.TicIn.Desc, 255);
DescCnt = TRUE;
} else {
Syslog('!', "More than one \"Desc\" line");
}
} else if (strncasecmp(Temp, "path ", 5) == 0) {
strncpy(TIC.TicIn.Path[TIC.TicIn.TotPath], Temp+5, 80);
TIC.TicIn.TotPath++;
TIC.Aka.zone = atoi(strtok(Temp+5, ":"));
TIC.Aka.net = atoi(strtok(NULL, "/"));
TIC.Aka.node = atoi(strtok(NULL, "\0"));
for (i = 0; i < 40; i++)
if ((CFG.akavalid[i]) && (CFG.aka[i].zone == TIC.Aka.zone) && (CFG.aka[i].net == TIC.Aka.net) &&
(CFG.aka[i].node == TIC.Aka.node) && (!CFG.aka[i].point)) {
TIC.TicIn.PathError = TRUE;
Syslog('+', "Aka %d: %s in path", i + 1, aka2str(CFG.aka[i]));
}
} else if (strncasecmp(Temp, "seenby ", 7) == 0) {
fill_list(&sbl, Temp+7, NULL);
} else if (strncasecmp(Temp, "areadesc ", 9) == 0) {
strncpy(TIC.TicIn.AreaDesc, Temp+9, 60);
} else if (strncasecmp(Temp, "to ", 3) == 0) {
/*
* Drop this one
* FIXME: should check if this is for us.
*/
} else if (strncasecmp(Temp, "size ", 5) == 0) {
TIC.TicIn.Size = atoi(Temp+5);
} else if (strncasecmp(Temp, "date ", 5) == 0) {
/*
* Drop this one and log
*/
Syslog('f', "Date: %s", Temp+5);
} else if (strncasecmp(Temp, "cost ", 5) == 0) {
TIC.TicIn.Cost = atoi(Temp+5);
} else if (strncasecmp(Temp, "ldesc ", 6) == 0) {
if (TIC.TicIn.TotLDesc < 25) {
strncpy(TIC.TicIn.LDesc[TIC.TicIn.TotLDesc], Temp+6, 80);
TIC.TicIn.TotLDesc++;
}
} else if (strncasecmp(Temp, "destination ", 12) == 0) {
/*
* Drop this one
*/
} else {
/*
* If we didn't find a matching keyword it is a line we
* will just remember and forward if there are downlinks.
*/
if (TIC.TicIn.Unknowns < 25) {
strcpy(TIC.TicIn.Unknown[TIC.TicIn.Unknowns], Temp);
TIC.TicIn.Unknowns++;
}
}
}
fclose(tfp);
if (TIC.TicIn.TotLDesc) {
/*
* First check for a bug in Harald Harms Allfix program that
* lets Allfix forward dummy Ldesc lines with the contents:
* "Long description not available"
*/
if (strstr(TIC.TicIn.LDesc[0], "ion not avail") != NULL) {
Syslog('!', "Killing invalid Ldesc line(s)");
TIC.TicIn.TotLDesc = 0;
}
}
if (TIC.TicIn.TotLDesc) {
T_File.TotLdesc = TIC.TicIn.TotLDesc;
for (i = 0; i <= TIC.TicIn.TotLDesc; i++)
strncpy(T_File.LDesc[i], TIC.TicIn.LDesc[i], 48);
}
/*
* Show on screen what we are doing
*/
if (!do_quiet) {
colour(3, 0);
printf("\r");
for (i = 0; i < 79; i++)
printf(" ");
printf("\rTic: %12s File: %-14s Area: %-12s ", TIC.TicName, TIC.TicIn.File, TIC.TicIn.Area);
fflush(stdout);
}
/*
* Show in logfile what we are doing
*/
Syslog('+', "Processing %s, %s area %s from %s", TIC.TicName, TIC.TicIn.File, TIC.TicIn.Area, TIC.TicIn.From);
Syslog('+', "+- %s", TIC.TicIn.Created);
Log = NULL;
if (strlen(TIC.TicIn.Replace)) {
Log = xstrcpy((char *)"Replace ");
Log = xstrcat(Log, TIC.TicIn.Replace);
}
if (strlen(TIC.TicIn.Magic)) {
if (Log != NULL)
Log = xstrcat(Log, (char *)", Magic ");
else
Log = xstrcpy((char *)"Magic ");
Log = xstrcat(Log, TIC.TicIn.Magic);
}
if (Log != NULL) {
Syslog('+', "%s", Log);
free(Log);
Log = NULL;
}
strcpy(Temp, TIC.TicIn.From);
TIC.Aka.zone = atoi(strtok(Temp, ":"));
TIC.Aka.net = atoi(strtok(NULL, "/"));
TIC.Aka.node = atoi(strtok(NULL, "@\0"));
if (SearchFidonet(TIC.Aka.zone))
strcpy(TIC.Aka.domain, fidonet.domain);
strcpy(Temp, TIC.TicIn.Origin);
TIC.OrgAka.zone = atoi(strtok(Temp, ":"));
TIC.OrgAka.net = atoi(strtok(NULL, "/"));
TIC.OrgAka.node = atoi(strtok(NULL, "@\0"));
if (SearchFidonet(TIC.OrgAka.zone))
strcpy(TIC.OrgAka.domain, fidonet.domain);
Temp2 = calloc(PATH_MAX, sizeof(char));
if (TIC.TicIn.Hatch) {
/*
* Try to move the hatched file to the inbound
*/
sprintf(Temp, "%s/%s", TIC.TicIn.Pth, TIC.TicIn.FullName);
if (file_exist(Temp, R_OK) == 0) {
strcpy(RealName, TIC.TicIn.FullName);
} else {
WriteError("Can't find %s", Temp);
tidy_falist(&sbl);
return 2;
}
sprintf(Temp2, "%s/%s", TIC.Inbound, TIC.TicIn.FullName);
if ((rc = file_mv(Temp, Temp2))) {
WriteError("Can't move %s to inbound: %s", Temp, strerror(rc));
tidy_falist(&sbl);
return 1;
}
if (!strlen(TIC.TicIn.File)) {
strcpy(Temp, TIC.TicIn.FullName);
name_mangle(Temp);
strncpy(TIC.TicIn.File, Temp, 12);
Syslog('f', "Local hatch created 8.3 name %s", Temp);
}
} else {
/*
* Find out what the real name of the file is,
* most likely this is a 8.3 filename.
*/
sprintf(Temp2, "%s", TIC.TicIn.File);
sprintf(Temp, "%s/%s", TIC.Inbound, Temp2);
if (file_exist(Temp, R_OK) == 0) {
strcpy(RealName, Temp2);
} else {
tu(Temp2);
sprintf(Temp, "%s/%s", TIC.Inbound, Temp2);
if (file_exist(Temp, R_OK) == 0) {
strcpy(RealName, Temp2);
} else {
tl(Temp2);
sprintf(Temp, "%s/%s", TIC.Inbound, Temp2);
if (file_exist(Temp, R_OK) == 0) {
strcpy(RealName, Temp2);
}
}
}
/*
* If the above didn't find the file and we got a LFN
* the search again.
*/
if (strlen(TIC.TicIn.FullName) && (strlen(RealName) == 0)) {
sprintf(Temp2, "%s", TIC.TicIn.FullName);
sprintf(Temp, "%s/%s", TIC.Inbound, Temp2);
if (file_exist(Temp, R_OK) == 0) {
strcpy(RealName, Temp2);
} else {
tu(Temp2);
sprintf(Temp, "%s/%s", TIC.Inbound, Temp2);
if (file_exist(Temp, R_OK) == 0) {
strcpy(RealName, Temp2);
} else {
tl(Temp2);
sprintf(Temp, "%s/%s", TIC.Inbound, Temp2);
if (file_exist(Temp, R_OK) == 0) {
strcpy(RealName, Temp2);
}
}
}
}
}
if (strlen(RealName) == 0) {
/*
* We leave RealName empty, the ProcessTic function
* will handle this orphaned tic file.
*/
TIC.Orphaned = TRUE;
WriteError("Can't find file in inbound");
} else {
Syslog('f', "Real filename in inbound is \"%s\"", RealName);
Syslog('f', "8.3 name \"%s\", LFN \"%s\"", TIC.TicIn.File, TIC.TicIn.FullName);
if (strcmp(RealName, TIC.TicIn.File)) {
/*
* File in inbound has not the same name as the name on disk.
* It may be a LFN but also a case difference. The whole tic
* processing is based on 8.3 filenames.
*/
sprintf(Temp, "%s/%s", TIC.Inbound, RealName);
sprintf(Temp2, "%s/%s", TIC.Inbound, TIC.TicIn.File);
if (rename(Temp, Temp2))
WriteError("$Can't rename %s to %s", Temp, Temp2);
else
Syslog('f', "Renamed %s to %s", Temp, Temp2);
}
}
strncpy(TIC.NewFile, TIC.TicIn.File, 80);
strncpy(TIC.NewFullName, TIC.TicIn.FullName, 255);
free(Temp2);
free(Temp);
free(Buf);
tic_in++;
rc = ProcessTic(sbl);
tidy_falist(&sbl);
return rc;
}
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