| 1 |
/* Mixmaster version 3 -- (C) 1999 Anonymizer Inc.
|
| 2 |
|
| 3 |
Mixmaster may be redistributed and modified under certain conditions.
|
| 4 |
This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF
|
| 5 |
ANY KIND, either express or implied. See the file COPYRIGHT for
|
| 6 |
details.
|
| 7 |
|
| 8 |
Mixmaster initialization, configuration
|
| 9 |
$Id: mix.c,v 1.11 2002/08/19 19:55:58 rabbi Exp $ */
|
| 10 |
|
| 11 |
|
| 12 |
#include "mix3.h"
|
| 13 |
#include <stdlib.h>
|
| 14 |
#include <stdio.h>
|
| 15 |
#include <string.h>
|
| 16 |
#include <stdarg.h>
|
| 17 |
#include <ctype.h>
|
| 18 |
#include <time.h>
|
| 19 |
#include <sys/types.h>
|
| 20 |
#include <sys/stat.h>
|
| 21 |
#ifdef POSIX
|
| 22 |
#include <unistd.h>
|
| 23 |
#include <pwd.h>
|
| 24 |
#include <sys/utsname.h>
|
| 25 |
#else
|
| 26 |
#include <io.h>
|
| 27 |
#include <direct.h>
|
| 28 |
#endif
|
| 29 |
#ifdef WIN32
|
| 30 |
#include <windows.h>
|
| 31 |
#endif
|
| 32 |
#include <assert.h>
|
| 33 |
#include "menu.h"
|
| 34 |
|
| 35 |
int buf_vappendf(BUFFER *b, char *fmt, va_list args);
|
| 36 |
|
| 37 |
/** filenames ************************************************************/
|
| 38 |
char MIXCONF[PATHMAX] = DEFAULT_MIXCONF; /* mixmaster configuration file */
|
| 39 |
char DISCLAIMFILE[PATHMAX] = DEFAULT_DISCLAIMFILE;
|
| 40 |
char FROMDSCLFILE[PATHMAX] = DEFAULT_FROMDSCLFILE;
|
| 41 |
char POP3CONF[PATHMAX] = DEFAULT_POP3CONF;
|
| 42 |
char HELPFILE[PATHMAX] = DEFAULT_HELPFILE;
|
| 43 |
char ABUSEFILE[PATHMAX] = DEFAULT_ABUSEFILE;
|
| 44 |
char REPLYFILE[PATHMAX] = DEFAULT_REPLYFILE;
|
| 45 |
char USAGEFILE[PATHMAX] = DEFAULT_USAGEFILE;
|
| 46 |
char USAGELOG[PATHMAX] = DEFAULT_USAGELOG;
|
| 47 |
char BLOCKFILE[PATHMAX] = DEFAULT_BLOCKFILE;
|
| 48 |
char ADMKEYFILE[PATHMAX] = DEFAULT_ADMKEYFILE;
|
| 49 |
char KEYFILE[PATHMAX] = DEFAULT_KEYFILE;
|
| 50 |
char PGPKEY[PATHMAX] = DEFAULT_PGPKEY;
|
| 51 |
char DSAPARAMS[PATHMAX] = DEFAULT_DSAPARAMS;
|
| 52 |
char DHPARAMS[PATHMAX] = DEFAULT_DHPARAMS;
|
| 53 |
char MIXRAND[PATHMAX] = DEFAULT_MIXRAND;
|
| 54 |
char SECRING[PATHMAX] = DEFAULT_SECRING;
|
| 55 |
char PUBRING[PATHMAX] = DEFAULT_PUBRING;
|
| 56 |
char IDLOG[PATHMAX] = DEFAULT_IDLOG;
|
| 57 |
char STATS[PATHMAX] = DEFAULT_STATS;
|
| 58 |
/* To enable multiple dest.blk files, edit the following line. */
|
| 59 |
/* Filenames must be seperated by one space. */
|
| 60 |
char DESTBLOCK[PATHMAX] = DEFAULT_DESTBLOCK;
|
| 61 |
char DESTALLOW[PATHMAX] = DEFAULT_DESTALLOW;
|
| 62 |
char SOURCEBLOCK[PATHMAX] = DEFAULT_SOURCEBLOCK;
|
| 63 |
char HDRFILTER[PATHMAX] = DEFAULT_HDRFILTER;
|
| 64 |
char REGULAR[PATHMAX] = DEFAULT_REGULAR;
|
| 65 |
char POOL[PATHMAX] = DEFAULT_POOL; /* remailer pool subdirectory */
|
| 66 |
char TYPE1LIST[PATHMAX] = DEFAULT_TYPE1LIST;
|
| 67 |
char TYPE2REL[PATHMAX] = DEFAULT_TYPE2REL;
|
| 68 |
char TYPE2LIST[PATHMAX] = DEFAULT_TYPE2LIST;
|
| 69 |
|
| 70 |
char PGPREMPUBRING[PATHMAX] = DEFAULT_PGPREMPUBRING;
|
| 71 |
char PGPREMPUBASC[PATHMAX] = DEFAULT_PGPREMPUBASC;
|
| 72 |
char PGPREMSECRING[PATHMAX] = DEFAULT_PGPREMSECRING;
|
| 73 |
char NYMSECRING[PATHMAX] = DEFAULT_NYMSECRING;
|
| 74 |
char NYMDB[PATHMAX] = DEFAULT_NYMDB;
|
| 75 |
|
| 76 |
|
| 77 |
/** config ***************************************************************/
|
| 78 |
|
| 79 |
char MIXDIR[PATHMAX];
|
| 80 |
char POOLDIR[PATHMAX];
|
| 81 |
|
| 82 |
/* programs */
|
| 83 |
#ifdef WIN32
|
| 84 |
char SENDMAIL[LINELEN] = "outfile";
|
| 85 |
#else
|
| 86 |
char SENDMAIL[LINELEN] = "/usr/lib/sendmail -t";
|
| 87 |
#endif
|
| 88 |
char SENDANONMAIL[LINELEN];
|
| 89 |
char NEWS[LINELEN];
|
| 90 |
char TYPE1[LINELEN];
|
| 91 |
|
| 92 |
/* addresses */
|
| 93 |
char MAILtoNEWS[LINELEN] = "mail2news@anon.lcs.mit.edu";
|
| 94 |
char REMAILERNAME[LINELEN] = "Anonymous Remailer";
|
| 95 |
char ANONNAME[LINELEN] = "Anonymous";
|
| 96 |
char REMAILERADDR[LINELEN];
|
| 97 |
char ANONADDR[LINELEN];
|
| 98 |
char COMPLAINTS[LINELEN];
|
| 99 |
int AUTOREPLY;
|
| 100 |
char SMTPRELAY[LINELEN];
|
| 101 |
|
| 102 |
#ifdef USE_SOCK
|
| 103 |
char HELONAME[LINELEN];
|
| 104 |
char ENVFROM[LINELEN];
|
| 105 |
int POP3DEL = 0;
|
| 106 |
int POP3SIZELIMIT = 0;
|
| 107 |
long POP3TIME = 60 * 60;
|
| 108 |
|
| 109 |
#endif
|
| 110 |
|
| 111 |
char SHORTNAME[LINELEN];
|
| 112 |
|
| 113 |
/* remailer configuration */
|
| 114 |
int REMAIL = 0;
|
| 115 |
int MIX = 1;
|
| 116 |
int PGP = 1;
|
| 117 |
int UNENCRYPTED = 0;
|
| 118 |
int REMIX = 1;
|
| 119 |
int REPGP = 1;
|
| 120 |
|
| 121 |
int POOLSIZE = 0;
|
| 122 |
int RATE = 100;
|
| 123 |
int MIDDLEMAN = 0;
|
| 124 |
int AUTOBLOCK = 1;
|
| 125 |
char FORWARDTO[LINELEN] = "*";
|
| 126 |
int SIZELIMIT = 0; /* maximal size of remailed messages */
|
| 127 |
int INFLATEMAX = 50; /* maximal size of Inflate: padding */
|
| 128 |
int MAXRANDHOPS = 20;
|
| 129 |
int BINFILTER = 0; /* filter binary attachments? */
|
| 130 |
long PACKETEXP = 7 * SECONDSPERDAY; /* Expiration time for old packets */
|
| 131 |
long IDEXP = 7 * SECONDSPERDAY; /* 0 = no ID log !! */
|
| 132 |
long SENDPOOLTIME = 60 * 60; /* frequency for sending pool messages */
|
| 133 |
|
| 134 |
char ERRLOG[LINELEN];
|
| 135 |
char ADDRESS[LINELEN];
|
| 136 |
char NAME[LINELEN];
|
| 137 |
|
| 138 |
char ORGANIZATION[LINELEN] = "Anonymous Posting Service";
|
| 139 |
char MID[LINELEN] = "y";
|
| 140 |
|
| 141 |
/* client config */
|
| 142 |
int NUMCOPIES = 1;
|
| 143 |
char CHAIN[LINELEN] = "*,*,*,*";
|
| 144 |
int VERBOSE = 2;
|
| 145 |
int DISTANCE = 2;
|
| 146 |
int MINREL = 98;
|
| 147 |
int RELFINAL = 99;
|
| 148 |
long MAXLAT = 36 * 60 * 60;
|
| 149 |
char PGPPUBRING[PATHMAX];
|
| 150 |
char PGPSECRING[PATHMAX];
|
| 151 |
#ifdef COMPILEDPASS
|
| 152 |
char PASSPHRASE[LINELEN] = COMPILEDPASS;
|
| 153 |
#else
|
| 154 |
char PASSPHRASE[LINELEN] = "";
|
| 155 |
#endif
|
| 156 |
char MAILBOX[PATHMAX] = "mbox";
|
| 157 |
char MAILABUSE[PATHMAX];
|
| 158 |
char MAILBLOCK[PATHMAX];
|
| 159 |
#ifdef WIN32
|
| 160 |
char MAILUSAGE[PATHMAX] = "nul:";
|
| 161 |
char MAILANON[PATHMAX] = "nul:";
|
| 162 |
char MAILERROR[PATHMAX] = "nul:";
|
| 163 |
#else
|
| 164 |
char MAILUSAGE[PATHMAX] = "/dev/null";
|
| 165 |
char MAILANON[PATHMAX] = "/dev/null";
|
| 166 |
char MAILERROR[PATHMAX] = "/dev/null";
|
| 167 |
#endif
|
| 168 |
char MAILBOUNCE[PATHMAX];
|
| 169 |
|
| 170 |
#if defined(S_IFDIR) && !defined(S_ISDIR)
|
| 171 |
#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
|
| 172 |
#endif
|
| 173 |
|
| 174 |
static int mixdir(char *d, int create)
|
| 175 |
{
|
| 176 |
int err;
|
| 177 |
struct stat buf;
|
| 178 |
|
| 179 |
if (d != MIXDIR)
|
| 180 |
strncpy(MIXDIR, d, PATHMAX);
|
| 181 |
if (MIXDIR[strlen(MIXDIR) - 1] == DIRSEP)
|
| 182 |
MIXDIR[strlen(MIXDIR) - 1] = '\0';
|
| 183 |
err = stat(MIXDIR, &buf);
|
| 184 |
if (err == -1) {
|
| 185 |
if (create) {
|
| 186 |
#ifndef POSIX
|
| 187 |
err = mkdir(MIXDIR);
|
| 188 |
#else
|
| 189 |
err = mkdir(MIXDIR, S_IRWXU);
|
| 190 |
#endif
|
| 191 |
if (err == 0)
|
| 192 |
errlog(NOTICE, "Creating directory %s.\n", MIXDIR);
|
| 193 |
} else
|
| 194 |
err = 1;
|
| 195 |
} else if (!S_ISDIR(buf.st_mode))
|
| 196 |
err = -1;
|
| 197 |
if (err == 0)
|
| 198 |
strcatn(MIXDIR, DIRSEPSTR, PATHMAX);
|
| 199 |
return (err);
|
| 200 |
}
|
| 201 |
|
| 202 |
void whoami(char *addr, char *defaultname)
|
| 203 |
{
|
| 204 |
char *p = NULL;
|
| 205 |
|
| 206 |
#if defined(HAVE_GETDOMAINNAME) || (defined(HAVE_GETHOSTNAME) && ! defined(HAVE_UNAME))
|
| 207 |
char line[LINELEN];
|
| 208 |
|
| 209 |
#endif
|
| 210 |
#ifdef HAVE_UNAME
|
| 211 |
struct utsname uts;
|
| 212 |
|
| 213 |
#endif
|
| 214 |
#ifdef POSIX
|
| 215 |
p = getlogin();
|
| 216 |
#endif
|
| 217 |
if (p == NULL)
|
| 218 |
strcpy(addr, defaultname);
|
| 219 |
else
|
| 220 |
strncpy(addr, p, LINELEN);
|
| 221 |
|
| 222 |
strcatn(addr, "@", LINELEN);
|
| 223 |
#ifdef HAVE_UNAME
|
| 224 |
if (uname(&uts) != -1)
|
| 225 |
strcatn(addr, uts.nodename, LINELEN);
|
| 226 |
#elif defined(HAVE_GETHOSTNAME)
|
| 227 |
if (gethostname(line, LINELEN) == 0)
|
| 228 |
strcatn(addr, line, LINELEN);
|
| 229 |
#endif
|
| 230 |
if (addr[strlen(addr) - 1] == '@')
|
| 231 |
strcatn(addr, SHORTNAME, LINELEN);
|
| 232 |
|
| 233 |
if (strchr(strchr(addr, '@'), '.') == NULL) {
|
| 234 |
#ifdef HAVE_GETDOMAINNAME
|
| 235 |
if (getdomainname(line, LINELEN) == 0 && !streq(line, "(none)")) {
|
| 236 |
strcatn(addr, ".", LINELEN);
|
| 237 |
strcatn(addr, line, LINELEN);
|
| 238 |
}
|
| 239 |
#endif
|
| 240 |
}
|
| 241 |
}
|
| 242 |
|
| 243 |
#define read_conf(t) readconfline(line, #t, sizeof(#t)-1, t)
|
| 244 |
|
| 245 |
static int readconfline(char *line, char *name, int namelen, char *var)
|
| 246 |
{
|
| 247 |
if (strncmp(line, name, namelen) == 0 &&
|
| 248 |
(isspace(line[namelen]) || line[namelen] == '=')) {
|
| 249 |
line += namelen;
|
| 250 |
if (*line == '=')
|
| 251 |
line++;
|
| 252 |
while (isspace(*line))
|
| 253 |
line++;
|
| 254 |
if (line[0] == '\n' || line[0] == '\0') /* leave default */
|
| 255 |
return (1);
|
| 256 |
strncpy(var, line, LINELEN);
|
| 257 |
if (var[strlen(var) - 1] == '\n')
|
| 258 |
var[strlen(var) - 1] = '\0';
|
| 259 |
return (1);
|
| 260 |
} else
|
| 261 |
return (0);
|
| 262 |
}
|
| 263 |
|
| 264 |
#define read_conf_i(t) readiconfline(line, #t, sizeof(#t)-1, &t)
|
| 265 |
|
| 266 |
static int readiconfline(char *line, char *name, int namelen, int *var)
|
| 267 |
{
|
| 268 |
if (strncmp(line, name, namelen) == 0 &&
|
| 269 |
(isspace(line[namelen]) || line[namelen] == '=')) {
|
| 270 |
line += namelen;
|
| 271 |
if (*line == '=')
|
| 272 |
line++;
|
| 273 |
while (isspace(*line))
|
| 274 |
line++;
|
| 275 |
if (line[0] == '\n' || line[0] == '\0') /* leave default */
|
| 276 |
return (1);
|
| 277 |
switch (tolower(line[0])) {
|
| 278 |
case 'n':
|
| 279 |
*var = 0;
|
| 280 |
break;
|
| 281 |
case 'y':
|
| 282 |
*var = 1;
|
| 283 |
break;
|
| 284 |
case 'x':
|
| 285 |
*var = 2;
|
| 286 |
break;
|
| 287 |
default:
|
| 288 |
sscanf(line, "%d", var);
|
| 289 |
}
|
| 290 |
return (1);
|
| 291 |
} else
|
| 292 |
return (0);
|
| 293 |
}
|
| 294 |
|
| 295 |
#define read_conf_t(t) readtconfline(line, #t, sizeof(#t)-1, &t)
|
| 296 |
|
| 297 |
static int readtconfline(char *line, char *name, int namelen, long *var)
|
| 298 |
{
|
| 299 |
char *linenext;
|
| 300 |
int mod = 0;
|
| 301 |
long l = 0;
|
| 302 |
long n;
|
| 303 |
|
| 304 |
if (strncmp(line, name, namelen) == 0 &&
|
| 305 |
(isspace(line[namelen]) || line[namelen] == '=')) {
|
| 306 |
line += namelen;
|
| 307 |
if (*line == '=')
|
| 308 |
line++;
|
| 309 |
for (;; line++) {
|
| 310 |
n = strtol(line, &linenext, 10);
|
| 311 |
if (linenext == line)
|
| 312 |
break;
|
| 313 |
line = linenext;
|
| 314 |
mod = 1;
|
| 315 |
assert(line != NULL);
|
| 316 |
while (isspace(*line))
|
| 317 |
line++;
|
| 318 |
switch (tolower(*line)) {
|
| 319 |
case 'd':
|
| 320 |
l += 24 * 60 * 60 * n;
|
| 321 |
break;
|
| 322 |
case 'm':
|
| 323 |
l += 60 * n;
|
| 324 |
break;
|
| 325 |
case 'h':
|
| 326 |
default:
|
| 327 |
l += 60 * 60 * n;
|
| 328 |
break;
|
| 329 |
}
|
| 330 |
}
|
| 331 |
if (mod)
|
| 332 |
*var = l;
|
| 333 |
return (1);
|
| 334 |
} else
|
| 335 |
return (0);
|
| 336 |
}
|
| 337 |
|
| 338 |
int mix_configline(char *line)
|
| 339 |
{
|
| 340 |
return (read_conf(ADDRESS) || read_conf(NAME) ||
|
| 341 |
read_conf(SHORTNAME) || read_conf(REMAILERADDR) ||
|
| 342 |
read_conf(ANONADDR) || read_conf(REMAILERNAME) ||
|
| 343 |
read_conf(ANONNAME) || read_conf(COMPLAINTS) ||
|
| 344 |
read_conf_i(AUTOREPLY) || read_conf(SMTPRELAY) ||
|
| 345 |
#ifdef USE_SOCK
|
| 346 |
read_conf(HELONAME) || read_conf(ENVFROM) ||
|
| 347 |
#endif
|
| 348 |
read_conf(SENDMAIL) || read_conf(SENDANONMAIL) ||
|
| 349 |
read_conf_i(REMAIL) || read_conf_i(MIX) ||
|
| 350 |
read_conf_i(PGP) || read_conf_i(UNENCRYPTED) ||
|
| 351 |
read_conf_i(REMIX) || read_conf(NEWS) ||
|
| 352 |
read_conf_i(REPGP) ||
|
| 353 |
read_conf(MAILtoNEWS) || read_conf(ERRLOG) ||
|
| 354 |
read_conf(ORGANIZATION) || read_conf(MID) ||
|
| 355 |
read_conf(TYPE1) || read_conf_i(POOLSIZE) ||
|
| 356 |
read_conf_i(RATE) || read_conf_i(MIDDLEMAN) ||
|
| 357 |
read_conf_i(AUTOBLOCK) || read_conf(FORWARDTO) ||
|
| 358 |
read_conf_i(SIZELIMIT) || read_conf_i(INFLATEMAX) ||
|
| 359 |
read_conf_i(MAXRANDHOPS) || read_conf_i(BINFILTER) ||
|
| 360 |
read_conf_t(PACKETEXP) || read_conf_t(IDEXP) ||
|
| 361 |
read_conf_t(SENDPOOLTIME) || read_conf_i(NUMCOPIES) ||
|
| 362 |
read_conf(CHAIN) || read_conf_i(VERBOSE) ||
|
| 363 |
read_conf_i(DISTANCE) || read_conf_i(MINREL) ||
|
| 364 |
read_conf_i(RELFINAL) || read_conf_t(MAXLAT) ||
|
| 365 |
read_conf(PGPPUBRING) || read_conf(PGPSECRING) ||
|
| 366 |
read_conf(PASSPHRASE) ||
|
| 367 |
#ifdef USE_SOCK
|
| 368 |
read_conf_i(POP3DEL) || read_conf_i(POP3SIZELIMIT) ||
|
| 369 |
read_conf_t(POP3TIME) ||
|
| 370 |
#endif
|
| 371 |
read_conf(MAILBOX) || read_conf(MAILABUSE) ||
|
| 372 |
read_conf(MAILBLOCK) || read_conf(MAILUSAGE) ||
|
| 373 |
read_conf(MAILANON) || read_conf(MAILERROR) ||
|
| 374 |
read_conf(MAILBOUNCE) ||
|
| 375 |
|
| 376 |
read_conf(DISCLAIMFILE) || read_conf(FROMDSCLFILE) ||
|
| 377 |
read_conf(POP3CONF) || read_conf(HELPFILE) ||
|
| 378 |
read_conf(ABUSEFILE) || read_conf(REPLYFILE) ||
|
| 379 |
read_conf(USAGEFILE) || read_conf(USAGELOG) ||
|
| 380 |
read_conf(BLOCKFILE) || read_conf(ADMKEYFILE) ||
|
| 381 |
read_conf(KEYFILE) || read_conf(PGPKEY) ||
|
| 382 |
read_conf(DSAPARAMS) || read_conf(DHPARAMS) ||
|
| 383 |
read_conf(MIXRAND) || read_conf(SECRING) ||
|
| 384 |
read_conf(PUBRING) || read_conf(IDLOG) ||
|
| 385 |
read_conf(STATS) || read_conf(DESTBLOCK) ||
|
| 386 |
read_conf(DESTALLOW) || read_conf(SOURCEBLOCK) ||
|
| 387 |
read_conf(HDRFILTER) || read_conf(REGULAR) ||
|
| 388 |
read_conf(POOL) || read_conf(TYPE1LIST) ||
|
| 389 |
read_conf(TYPE2REL) || read_conf(TYPE2LIST) ||
|
| 390 |
read_conf(PGPREMPUBRING) || read_conf(PGPREMPUBASC) ||
|
| 391 |
read_conf(PGPREMSECRING) || read_conf(NYMSECRING) ||
|
| 392 |
read_conf(NYMDB) );
|
| 393 |
|
| 394 |
}
|
| 395 |
|
| 396 |
static int mix_config(void)
|
| 397 |
{
|
| 398 |
char *d;
|
| 399 |
FILE *f;
|
| 400 |
char line[PATHMAX];
|
| 401 |
int err = -1;
|
| 402 |
#ifdef POSIX
|
| 403 |
struct passwd *pw;
|
| 404 |
#endif
|
| 405 |
struct stat buf;
|
| 406 |
#ifdef HAVE_UNAME
|
| 407 |
struct utsname uts;
|
| 408 |
#endif
|
| 409 |
#ifdef WIN32
|
| 410 |
HKEY regsw, reg, regpgp;
|
| 411 |
DWORD type, len;
|
| 412 |
int rkey = 0;
|
| 413 |
#endif
|
| 414 |
|
| 415 |
#ifdef POSIX
|
| 416 |
pw = getpwuid(getuid());
|
| 417 |
#endif
|
| 418 |
|
| 419 |
if (MIXDIR[0]) /* if set by main() */
|
| 420 |
err = mixdir(MIXDIR, 1);
|
| 421 |
|
| 422 |
#ifdef WIN32
|
| 423 |
RegOpenKeyEx(HKEY_CURRENT_USER, "Software", 0, KEY_ALL_ACCESS, ®sw);
|
| 424 |
len=sizeof(line);
|
| 425 |
if (err == -1 &&
|
| 426 |
RegOpenKeyEx(regsw, "Mixmaster", 0, KEY_QUERY_VALUE, ®) == 0) {
|
| 427 |
if (RegQueryValueEx(reg, "MixDir", 0, &type, line, &len) == 0)
|
| 428 |
err = mixdir(line, 1);
|
| 429 |
RegCloseKey(reg);
|
| 430 |
}
|
| 431 |
#endif
|
| 432 |
|
| 433 |
if (err == -1 && (d = getenv("MIXPATH")) != NULL)
|
| 434 |
err = mixdir(d, 1);
|
| 435 |
|
| 436 |
#ifdef SPOOL
|
| 437 |
if (err == -1 && strlen(SPOOL) > 0)
|
| 438 |
err = mixdir(SPOOL, 0);
|
| 439 |
#endif
|
| 440 |
|
| 441 |
#ifdef POSIX
|
| 442 |
if (err == -1 && pw != NULL) {
|
| 443 |
strncpy(line, pw->pw_dir, PATHMAX);
|
| 444 |
line[PATHMAX-1] = '\0';
|
| 445 |
if (line[strlen(line) - 1] != DIRSEP)
|
| 446 |
strcatn(line, DIRSEPSTR, PATHMAX);
|
| 447 |
strcatn(line, HOMEMIXDIR, PATHMAX);
|
| 448 |
err = mixdir(line, 1);
|
| 449 |
}
|
| 450 |
#endif
|
| 451 |
|
| 452 |
if (err == -1) {
|
| 453 |
getcwd(MIXDIR, PATHMAX);
|
| 454 |
mixdir(MIXDIR, 0);
|
| 455 |
}
|
| 456 |
|
| 457 |
strncpy(POOLDIR, MIXDIR, PATHMAX - 32);
|
| 458 |
strcatn(POOLDIR, POOL, PATHMAX);
|
| 459 |
if (POOLDIR[strlen(POOLDIR) - 1] == DIRSEP)
|
| 460 |
POOLDIR[strlen(POOLDIR) - 1] = '\0';
|
| 461 |
if (stat(POOLDIR, &buf) != 0)
|
| 462 |
if
|
| 463 |
#ifndef POSIX
|
| 464 |
(mkdir(POOLDIR) != 0)
|
| 465 |
#else
|
| 466 |
(mkdir(POOLDIR, S_IRWXU) == -1)
|
| 467 |
#endif
|
| 468 |
strncpy(POOLDIR, MIXDIR, PATHMAX);
|
| 469 |
|
| 470 |
#ifdef GLOBALMIXCONF
|
| 471 |
f = mix_openfile(GLOBALMIXCONF, "r");
|
| 472 |
if (f != NULL) {
|
| 473 |
while (fgets(line, LINELEN, f) != NULL)
|
| 474 |
if (line[0] > ' ' && line[0] != '#')
|
| 475 |
mix_configline(line);
|
| 476 |
fclose(f);
|
| 477 |
}
|
| 478 |
#endif
|
| 479 |
f = mix_openfile(MIXCONF, "r");
|
| 480 |
if (f != NULL) {
|
| 481 |
while (fgets(line, LINELEN, f) != NULL)
|
| 482 |
if (line[0] > ' ' && line[0] != '#')
|
| 483 |
mix_configline(line);
|
| 484 |
fclose(f);
|
| 485 |
}
|
| 486 |
if (IDEXP > 0 && IDEXP < 5 * SECONDSPERDAY)
|
| 487 |
IDEXP = 5 * SECONDSPERDAY;
|
| 488 |
if (MAXRANDHOPS > 20)
|
| 489 |
MAXRANDHOPS = 20;
|
| 490 |
|
| 491 |
if (strchr(SHORTNAME, '.'))
|
| 492 |
*strchr(SHORTNAME, '.') = '\0';
|
| 493 |
if (strchr(SHORTNAME, ' '))
|
| 494 |
*strchr(SHORTNAME, ' ') = '\0';
|
| 495 |
#ifdef HAVE_UNAME
|
| 496 |
if (SHORTNAME[0] == '\0' && uname(&uts) != -1)
|
| 497 |
strncpy(SHORTNAME, uts.nodename, LINELEN);
|
| 498 |
#elif defined(HAVE_GETHOSTNAME)
|
| 499 |
if (SHORTNAME[0] == '\0')
|
| 500 |
gethostname(SHORTNAME, LINELEN);
|
| 501 |
#endif
|
| 502 |
if (SHORTNAME[0] == '\0')
|
| 503 |
strcpy(SHORTNAME, "unknown");
|
| 504 |
|
| 505 |
if (ADDRESS[0] == '\0')
|
| 506 |
whoami(ADDRESS, "user");
|
| 507 |
|
| 508 |
#ifdef HAVE_GECOS
|
| 509 |
if (NAME[0] == '\0' && pw != NULL)
|
| 510 |
strcatn(NAME, pw->pw_gecos, sizeof(NAME));
|
| 511 |
#endif
|
| 512 |
|
| 513 |
if (REMAILERADDR[0] == '\0')
|
| 514 |
strncpy(REMAILERADDR, ADDRESS, LINELEN);
|
| 515 |
|
| 516 |
if (COMPLAINTS[0] == '\0')
|
| 517 |
strncpy(COMPLAINTS, REMAILERADDR, LINELEN);
|
| 518 |
|
| 519 |
if (strchr(REMAILERNAME, '@') == NULL) {
|
| 520 |
strcatn(REMAILERNAME, " <", LINELEN);
|
| 521 |
strcatn(REMAILERNAME, REMAILERADDR, LINELEN);
|
| 522 |
strcatn(REMAILERNAME, ">", LINELEN);
|
| 523 |
}
|
| 524 |
if (strchr(ANONNAME, '@') == NULL && ANONADDR[0] != '\0') {
|
| 525 |
strcatn(ANONNAME, " <", LINELEN);
|
| 526 |
strcatn(ANONNAME, ANONADDR, LINELEN);
|
| 527 |
strcatn(ANONNAME, ">", LINELEN);
|
| 528 |
}
|
| 529 |
if (strchr(ANONNAME, '@') == NULL) {
|
| 530 |
strcatn(ANONNAME, " <", LINELEN);
|
| 531 |
strcatn(ANONNAME, REMAILERADDR, LINELEN);
|
| 532 |
strcatn(ANONNAME, ">", LINELEN);
|
| 533 |
}
|
| 534 |
#ifndef USE_PGP
|
| 535 |
if (TYPE1[0] == '\0')
|
| 536 |
PGP = 0;
|
| 537 |
#endif
|
| 538 |
#ifndef USE_RSA
|
| 539 |
MIX = 0;
|
| 540 |
#endif
|
| 541 |
|
| 542 |
#ifdef WIN32
|
| 543 |
if (RegOpenKeyEx(regsw, "PGP", 0, KEY_ALL_ACCESS, ®pgp) == 0)
|
| 544 |
rkey++;
|
| 545 |
if (rkey && RegOpenKeyEx(regpgp, "PGPlib", 0, KEY_QUERY_VALUE, ®) == 0)
|
| 546 |
rkey++;
|
| 547 |
if (PGPPUBRING[0] == '\0' && rkey == 2) {
|
| 548 |
len = PATHMAX;
|
| 549 |
RegQueryValueEx(reg, "PubRing", 0, &type, PGPPUBRING, &len);
|
| 550 |
}
|
| 551 |
if (PGPSECRING[0] == '\0' && rkey == 2) {
|
| 552 |
len = PATHMAX;
|
| 553 |
RegQueryValueEx(reg, "SecRing", 0, &type, PGPSECRING, &len);
|
| 554 |
}
|
| 555 |
if (rkey == 2)
|
| 556 |
RegCloseKey(reg);
|
| 557 |
if (rkey)
|
| 558 |
RegCloseKey(regpgp);
|
| 559 |
RegCloseKey(regsw);
|
| 560 |
#endif
|
| 561 |
|
| 562 |
if (PGPPUBRING[0] == '\0') {
|
| 563 |
char *d;
|
| 564 |
|
| 565 |
if ((d = getenv("HOME")) != NULL) {
|
| 566 |
strcpy(PGPPUBRING, d);
|
| 567 |
strcatn(PGPPUBRING, "/.pgp/", PATHMAX);
|
| 568 |
}
|
| 569 |
strcatn(PGPPUBRING, "pubring.pkr", PATHMAX);
|
| 570 |
if (stat(PGPPUBRING, &buf) == -1)
|
| 571 |
strcpy(strrchr(PGPPUBRING, '.'), ".pgp");
|
| 572 |
}
|
| 573 |
if (PGPSECRING[0] == '\0') {
|
| 574 |
char *d;
|
| 575 |
|
| 576 |
if ((d = getenv("HOME")) != NULL) {
|
| 577 |
strcpy(PGPSECRING, d);
|
| 578 |
strcatn(PGPSECRING, "/.pgp/", PATHMAX);
|
| 579 |
}
|
| 580 |
strcatn(PGPSECRING, "secring.skr", PATHMAX);
|
| 581 |
if (stat(PGPSECRING, &buf) == -1)
|
| 582 |
strcpy(strrchr(PGPSECRING, '.'), ".pgp");
|
| 583 |
}
|
| 584 |
if (streq(NEWS, "mail-to-news"))
|
| 585 |
strncpy(NEWS, MAILtoNEWS, sizeof(NEWS));
|
| 586 |
|
| 587 |
if (f == NULL) {
|
| 588 |
#ifndef GLOBALMIXCONF
|
| 589 |
/* Only write the config file in non systemwide installation */
|
| 590 |
f = mix_openfile(MIXCONF, "w");
|
| 591 |
if (f == NULL)
|
| 592 |
errlog(WARNING, "Can't open %s%s!\n", MIXDIR, MIXCONF);
|
| 593 |
else {
|
| 594 |
fprintf(f, "# mix.cfg - mixmaster configuration file\n");
|
| 595 |
fprintf(f, "NAME %s\n", NAME);
|
| 596 |
fprintf(f, "ADDRESS %s\n", ADDRESS);
|
| 597 |
fprintf(f, "\n# edit to set up a remailer:\n");
|
| 598 |
fprintf(f, "REMAIL n\n");
|
| 599 |
fprintf(f, "SHORTNAME %s\n", SHORTNAME);
|
| 600 |
fprintf(f, "REMAILERADDR %s\n", REMAILERADDR);
|
| 601 |
fprintf(f, "COMPLAINTS %s\n", COMPLAINTS);
|
| 602 |
fclose(f);
|
| 603 |
}
|
| 604 |
#endif
|
| 605 |
REMAIL = 0;
|
| 606 |
}
|
| 607 |
|
| 608 |
return (0);
|
| 609 |
}
|
| 610 |
|
| 611 |
/** Library initialization: ******************************************/
|
| 612 |
|
| 613 |
static int initialized = 0;
|
| 614 |
|
| 615 |
int mix_init(char *mixdir)
|
| 616 |
{
|
| 617 |
if (!initialized) {
|
| 618 |
if (mixdir)
|
| 619 |
strncpy(MIXDIR, mixdir, LINELEN);
|
| 620 |
mix_config();
|
| 621 |
#if defined(USE_SOCK) && defined(WIN32)
|
| 622 |
sock_init();
|
| 623 |
#endif
|
| 624 |
/* atexit (mix_exit); */
|
| 625 |
initialized = 1;
|
| 626 |
}
|
| 627 |
|
| 628 |
if (rnd_init() == -1)
|
| 629 |
rnd_seed();
|
| 630 |
return(0);
|
| 631 |
}
|
| 632 |
|
| 633 |
void mix_exit(void)
|
| 634 |
{
|
| 635 |
if (!initialized)
|
| 636 |
return;
|
| 637 |
rnd_final();
|
| 638 |
#if defined(USE_SOCK) && defined(WIN32)
|
| 639 |
sock_exit();
|
| 640 |
#endif
|
| 641 |
initialized=0;
|
| 642 |
}
|
| 643 |
|
| 644 |
int mix_regular(int force)
|
| 645 |
{
|
| 646 |
FILE *f;
|
| 647 |
long now, tpool = 0, tpop3 = 0, tdaily = 0;
|
| 648 |
int ret = 0;
|
| 649 |
|
| 650 |
mix_init(NULL);
|
| 651 |
now = time(NULL);
|
| 652 |
|
| 653 |
f = mix_openfile(REGULAR, "r+");
|
| 654 |
if (f != NULL) {
|
| 655 |
lock(f);
|
| 656 |
fscanf(f, "%ld %ld %ld", &tpool, &tpop3, &tdaily);
|
| 657 |
if (now - tpool > SENDPOOLTIME)
|
| 658 |
force |= FORCE_POOL;
|
| 659 |
#ifdef USE_SOCK
|
| 660 |
if (now - tpop3 > POP3TIME)
|
| 661 |
force |= FORCE_POP3;
|
| 662 |
#endif
|
| 663 |
if (now - tdaily > SECONDSPERDAY)
|
| 664 |
force |= FORCE_DAILY;
|
| 665 |
if (force & FORCE_POOL)
|
| 666 |
tpool = now;
|
| 667 |
if (force & FORCE_POP3)
|
| 668 |
tpop3 = now;
|
| 669 |
if (force & FORCE_DAILY)
|
| 670 |
tdaily = now;
|
| 671 |
rewind(f);
|
| 672 |
fprintf(f, "%ld %ld %ld\n", tpool, tpop3, tdaily);
|
| 673 |
unlock(f);
|
| 674 |
fclose(f);
|
| 675 |
} else {
|
| 676 |
force = FORCE_POOL | FORCE_POP3 | FORCE_DAILY;
|
| 677 |
f = mix_openfile(REGULAR, "w+");
|
| 678 |
if (f != NULL) {
|
| 679 |
lock(f);
|
| 680 |
fprintf(f, "%ld %ld %ld\n", now, now, now);
|
| 681 |
unlock(f);
|
| 682 |
fclose(f);
|
| 683 |
} else
|
| 684 |
errlog(ERRORMSG, "Can't create %s!\n", REGULAR);
|
| 685 |
}
|
| 686 |
|
| 687 |
if (force & FORCE_DAILY)
|
| 688 |
mix_daily(), ret = 1;
|
| 689 |
#ifdef USE_SOCK
|
| 690 |
if (force & FORCE_POP3)
|
| 691 |
pop3get();
|
| 692 |
#endif
|
| 693 |
if (force & FORCE_POOL)
|
| 694 |
ret = pool_send();
|
| 695 |
|
| 696 |
return (ret);
|
| 697 |
}
|
| 698 |
|
| 699 |
int mix_daily(void)
|
| 700 |
{
|
| 701 |
idexp();
|
| 702 |
pool_packetexp();
|
| 703 |
stats(NULL);
|
| 704 |
keymgt(0);
|
| 705 |
return (0);
|
| 706 |
}
|
| 707 |
|
| 708 |
|
| 709 |
#ifdef WIN32
|
| 710 |
/* Try to detect if we are the service or not...
|
| 711 |
seems there is no easy reliable way */
|
| 712 |
int is_nt_service(void)
|
| 713 |
{
|
| 714 |
static int issvc = -1;
|
| 715 |
#ifdef WIN32SERVICE
|
| 716 |
STARTUPINFO StartupInfo;
|
| 717 |
OSVERSIONINFO VersionInfo;
|
| 718 |
DWORD dwsize;
|
| 719 |
|
| 720 |
if (issvc != -1) /* do it only once */
|
| 721 |
return issvc;
|
| 722 |
|
| 723 |
VersionInfo.dwOSVersionInfoSize = sizeof(VersionInfo);
|
| 724 |
if (GetVersionEx(&VersionInfo))
|
| 725 |
if (VersionInfo.dwPlatformId != VER_PLATFORM_WIN32_NT)
|
| 726 |
return issvc = 0; /* not NT - not the service */
|
| 727 |
|
| 728 |
if (!GetConsoleTitle(&VersionInfo,sizeof(VersionInfo)))
|
| 729 |
/* reuse VersionInfo to save memory */
|
| 730 |
return issvc = 1; /* have no console - we are the service probably */
|
| 731 |
|
| 732 |
GetStartupInfo(&StartupInfo);
|
| 733 |
if (StartupInfo.lpDesktop[0] == 0)
|
| 734 |
return issvc = 1; /* have no desktop - we are the service probably */
|
| 735 |
|
| 736 |
if (_fileno(stdin) == -1 && _fileno(stdout) == -1 && _fileno(stderr) == -1)
|
| 737 |
return issvc = 1; /* have no stdin,stderr,stdout - probably service */
|
| 738 |
#endif // WIN32SERVICE
|
| 739 |
|
| 740 |
return issvc = 0; // assume not the service
|
| 741 |
} // is_nt_service
|
| 742 |
|
| 743 |
HANDLE hMustTerminate = NULL;
|
| 744 |
void set_nt_exit_event(HANDLE h_svc_exit_event)
|
| 745 |
{
|
| 746 |
hMustTerminate = h_svc_exit_event;
|
| 747 |
} // set_nt_exit_event
|
| 748 |
|
| 749 |
#endif // WIN32
|
| 750 |
|
| 751 |
int mix_daemon(void)
|
| 752 |
{
|
| 753 |
long t;
|
| 754 |
t = SENDPOOLTIME;
|
| 755 |
#ifdef USE_SOCK
|
| 756 |
if (POP3TIME < t)
|
| 757 |
t = POP3TIME;
|
| 758 |
#endif
|
| 759 |
|
| 760 |
for(;;) {
|
| 761 |
mix_regular(0);
|
| 762 |
#ifdef WIN32
|
| 763 |
#ifdef WIN32SERVICE
|
| 764 |
if (hMustTerminate) {
|
| 765 |
if (WaitForSingleObject(hMustTerminate, t * 1000) == WAIT_OBJECT_0) {
|
| 766 |
CloseHandle(hMustTerminate);
|
| 767 |
return 0;
|
| 768 |
}
|
| 769 |
} else
|
| 770 |
#endif
|
| 771 |
Sleep(t * 1000);
|
| 772 |
#else
|
| 773 |
sleep(t);
|
| 774 |
#endif
|
| 775 |
}
|
| 776 |
}
|
| 777 |
|
| 778 |
/** error ***************************************************************/
|
| 779 |
|
| 780 |
void errlog(int type, char *fmt,...)
|
| 781 |
{
|
| 782 |
va_list args;
|
| 783 |
BUFFER *msg;
|
| 784 |
FILE *e = NULL;
|
| 785 |
time_t t;
|
| 786 |
struct tm *tc;
|
| 787 |
char line[LINELEN];
|
| 788 |
int p;
|
| 789 |
char err[6][8] =
|
| 790 |
{"", "Error", "Warning", "Notice", "Info", "Info"};
|
| 791 |
|
| 792 |
if ((VERBOSE == 0 && type != ERRORMSG) || (type == LOG && VERBOSE < 2)
|
| 793 |
|| (type == DEBUGINFO && VERBOSE < 3))
|
| 794 |
return;
|
| 795 |
|
| 796 |
t = time(NULL);
|
| 797 |
tc = localtime(&t);
|
| 798 |
strftime(line, LINELEN, "[%Y-%m-%d %H:%M:%S] ", tc);
|
| 799 |
|
| 800 |
msg = buf_new();
|
| 801 |
buf_appends(msg, line);
|
| 802 |
p = msg->length;
|
| 803 |
buf_appendf(msg, "%s: ", err[type]);
|
| 804 |
va_start(args, fmt);
|
| 805 |
buf_vappendf(msg, fmt, args);
|
| 806 |
va_end(args);
|
| 807 |
|
| 808 |
if (streq(ERRLOG, "stdout"))
|
| 809 |
e = stdout;
|
| 810 |
else if (streq(ERRLOG, "stderr"))
|
| 811 |
e = stderr;
|
| 812 |
|
| 813 |
if (e == NULL && (ERRLOG[0] == '\0' ||
|
| 814 |
(e = mix_openfile(ERRLOG, "a")) == NULL))
|
| 815 |
mix_status("%s", msg->data + p);
|
| 816 |
else {
|
| 817 |
buf_write(msg, e);
|
| 818 |
if (e != stderr && e != stdout) {
|
| 819 |
fclose(e);
|
| 820 |
/* duplicate the error message on screen */
|
| 821 |
mix_status("%s", msg->data + p);
|
| 822 |
}
|
| 823 |
}
|
| 824 |
buf_free(msg);
|
| 825 |
}
|
| 826 |
|
| 827 |
static char statusline[BUFSIZE] = "";
|
| 828 |
|
| 829 |
void mix_status(char *fmt,...)
|
| 830 |
{
|
| 831 |
va_list args;
|
| 832 |
|
| 833 |
if (fmt != NULL) {
|
| 834 |
va_start(args, fmt);
|
| 835 |
#ifdef _MSC
|
| 836 |
_vsnprintf(statusline, sizeof(statusline) - 1, fmt, args);
|
| 837 |
#else
|
| 838 |
vsnprintf(statusline, sizeof(statusline) - 1, fmt, args);
|
| 839 |
#endif
|
| 840 |
va_end(args);
|
| 841 |
}
|
| 842 |
#ifdef USE_NCURSES
|
| 843 |
if (menu_initialized) {
|
| 844 |
cl(LINES - 2, 10);
|
| 845 |
printw("%s", statusline);
|
| 846 |
refresh();
|
| 847 |
} else
|
| 848 |
#endif
|
| 849 |
{
|
| 850 |
fprintf(stderr, "%s", statusline);
|
| 851 |
}
|
| 852 |
}
|
| 853 |
|
| 854 |
void mix_genericerror(void)
|
| 855 |
{
|
| 856 |
if (streq(statusline, "") || strfind(statusline, "...") ||
|
| 857 |
strifind(statusline, "generating"))
|
| 858 |
mix_status("Failed!");
|
| 859 |
else
|
| 860 |
mix_status(NULL);
|
| 861 |
}
|
Parent Directory
| 
Revision Log