diplodocus.org Git - nmh/blob - uip/mhtest.c

   1
   2 /*
   3  * mhtest.c -- test harness for MIME routines
   4  *
   5  * $Id$
   6  *
   7  * This code is Copyright (c) 2002, by the authors of nmh.  See the
   8  * COPYRIGHT file in the root directory of the nmh distribution for
   9  * complete copyright information.
  10  */
  11
  12 #include <h/mh.h>
  13 #include <fcntl.h>
  14 #include <h/signals.h>
  15 #include <h/md5.h>
  16 #include <errno.h>
  17 #include <signal.h>
  18 #include <h/mts.h>
  19 #include <h/tws.h>
  20 #include <h/mime.h>
  21 #include <h/mhparse.h>
  22 #include <h/mhcachesbr.h>
  23
  24 #ifdef HAVE_SYS_WAIT_H
  25 # include <sys/wait.h>
  26 #endif
  27
  28 /*
  29  * We allocate space for message names (msgs array)
  30  * this number of elements at a time.
  31  */
  32 #define MAXMSGS  256
  33
  34
  35 static struct swit switches[] = {
  36 #define CHECKSW                 0
  37     { "check", 0 },
  38 #define NCHECKSW                1
  39     { "nocheck", 0 },
  40 #define VERBSW                  2
  41     { "verbose", 0 },
  42 #define NVERBSW                 3
  43     { "noverbose", 0 },
  44 #define FILESW                  4
  45     { "file file", 0 },
  46 #define OUTFILESW               5
  47     { "outfile file", 0 },
  48 #define PARTSW                  6
  49     { "part number", 0 },
  50 #define TYPESW                  7
  51     { "type content", 0 },
  52 #define RCACHESW                8
  53     { "rcache policy", 0 },
  54 #define WCACHESW                9
  55     { "wcache policy", 0 },
  56 #define VERSIONSW              10
  57     { "version", 0 },
  58 #define HELPSW                 11
  59     { "help", 0 },
  60
  61 /*
  62  * switches for debugging
  63  */
  64 #define DEBUGSW                12
  65     { "debug", -5 },
  66     { NULL, 0 }
  67 };
  68
  69
  70 int ebcdicsw = 0;       /* hack for linking purposes */
  71
  72 /* mhparse.c */
  73 extern int checksw;
  74 extern char *tmp;       /* directory to place temp files */
  75
  76 /* mhcachesbr.c */
  77 extern int rcachesw;
  78 extern int wcachesw;
  79 extern char *cache_public;
  80 extern char *cache_private;
  81
  82 /* mhmisc.c */
  83 extern int npart;
  84 extern int ntype;
  85 extern char *parts[NPARTS + 1];
  86 extern char *types[NTYPES + 1];
  87 extern int userrs;
  88
  89 /*
  90  * This is currently needed to keep mhparse happy.
  91  * This needs to be changed.
  92  */
  93 pid_t xpid  = 0;
  94
  95 int debugsw = 0;
  96 int verbosw = 0;
  97
  98 /* The list of top-level contents to display */
  99 CT *cts = NULL;
 100
 101 #define quitser pipeser
 102
 103 /* mhparse.c */
 104 CT parse_mime (char *);
 105
 106 /* mhoutsbr.c */
 107 int output_message (CT, char *);
 108
 109 /* mhmisc.c */
 110 int part_ok (CT, int);
 111 int type_ok (CT, int);
 112 void set_endian (void);
 113 void flush_errors (void);
 114
 115 /* mhfree.c */
 116 void free_content (CT);
 117
 118 /*
 119  * static prototypes
 120  */
 121 static int write_content (CT *, char *);
 122 static RETSIGTYPE pipeser (int);
 123
 124
 125 int
 126 main (int argc, char **argv)
 127 {
 128     int nummsgs, maxmsgs, msgnum, *icachesw;
 129     char *cp, *file = NULL, *folder = NULL;
 130     char *maildir, buf[100], *outfile = NULL;
 131     char **argp, **arguments, **msgs;
 132     struct msgs *mp = NULL;
 133     CT ct, *ctp;
 134
 135 #ifdef LOCALE
 136     setlocale(LC_ALL, "");
 137 #endif
 138     invo_name = r1bindex (argv[0], '/');
 139
 140     /* read user profile/context */
 141     context_read();
 142
 143     arguments = getarguments (invo_name, argc, argv, 1);
 144     argp = arguments;
 145
 146     /*
 147      * Allocate the initial space to record message
 148      * names, ranges, and sequences.
 149      */
 150     nummsgs = 0;
 151     maxmsgs = MAXMSGS;
 152     if (!(msgs = (char **) malloc ((size_t) (maxmsgs * sizeof(*msgs)))))
 153         adios (NULL, "unable to allocate storage");
 154
 155     /*
 156      * Parse arguments
 157      */
 158     while ((cp = *argp++)) {
 159         if (*cp == '-') {
 160             switch (smatch (++cp, switches)) {
 161             case AMBIGSW:
 162                 ambigsw (cp, switches);
 163                 done (1);
 164             case UNKWNSW:
 165                 adios (NULL, "-%s unknown", cp);
 166
 167             case HELPSW:
 168                 snprintf (buf, sizeof(buf), "%s [+folder] [msgs] [switches]",
 169                         invo_name);
 170                 print_help (buf, switches, 1);
 171                 done (1);
 172             case VERSIONSW:
 173                 print_version(invo_name);
 174                 done (1);
 175
 176             case RCACHESW:
 177                 icachesw = &rcachesw;
 178                 goto do_cache;
 179             case WCACHESW:
 180                 icachesw = &wcachesw;
 181 do_cache:
 182                 if (!(cp = *argp++) || *cp == '-')
 183                     adios (NULL, "missing argument to %s", argp[-2]);
 184                 switch (*icachesw = smatch (cp, caches)) {
 185                 case AMBIGSW:
 186                     ambigsw (cp, caches);
 187                     done (1);
 188                 case UNKWNSW:
 189                     adios (NULL, "%s unknown", cp);
 190                 default:
 191                     break;
 192                 }
 193                 continue;
 194
 195             case CHECKSW:
 196                 checksw++;
 197                 continue;
 198             case NCHECKSW:
 199                 checksw = 0;
 200                 continue;
 201
 202             case PARTSW:
 203                 if (!(cp = *argp++) || *cp == '-')
 204                     adios (NULL, "missing argument to %s", argp[-2]);
 205                 if (npart >= NPARTS)
 206                     adios (NULL, "too many parts (starting with %s), %d max",
 207                            cp, NPARTS);
 208                 parts[npart++] = cp;
 209                 continue;
 210
 211             case TYPESW:
 212                 if (!(cp = *argp++) || *cp == '-')
 213                     adios (NULL, "missing argument to %s", argp[-2]);
 214                 if (ntype >= NTYPES)
 215                     adios (NULL, "too many types (starting with %s), %d max",
 216                            cp, NTYPES);
 217                 types[ntype++] = cp;
 218                 continue;
 219
 220             case FILESW:
 221                 if (!(cp = *argp++) || (*cp == '-' && cp[1]))
 222                     adios (NULL, "missing argument to %s", argp[-2]);
 223                 file = *cp == '-' ? cp : path (cp, TFILE);
 224                 continue;
 225
 226             case OUTFILESW:
 227                 if (!(cp = *argp++) || (*cp == '-' && cp[1]))
 228                     adios (NULL, "missing argument to %s", argp[-2]);
 229                 outfile = *cp == '-' ? cp : path (cp, TFILE);
 230                 continue;
 231
 232             case VERBSW:
 233                 verbosw = 1;
 234                 continue;
 235             case NVERBSW:
 236                 verbosw = 0;
 237                 continue;
 238             case DEBUGSW:
 239                 debugsw = 1;
 240                 continue;
 241             }
 242         }
 243         if (*cp == '+' || *cp == '@') {
 244             if (folder)
 245                 adios (NULL, "only one folder at a time!");
 246             else
 247                 folder = path (cp + 1, *cp == '+' ? TFOLDER : TSUBCWF);
 248         } else {
 249             /*
 250              * Check if we need to allocate more space
 251              * for message names/ranges/sequences.
 252              */
 253             if (nummsgs >= maxmsgs) {
 254                 maxmsgs += MAXMSGS;
 255                 if (!(msgs = (char **) realloc (msgs,
 256                         (size_t) (maxmsgs * sizeof(*msgs)))))
 257                     adios (NULL, "unable to reallocate msgs storage");
 258             }
 259             msgs[nummsgs++] = cp;
 260         }
 261     }
 262
 263     /* null terminate the list of acceptable parts/types */
 264     parts[npart] = NULL;
 265     types[ntype] = NULL;
 266
 267     set_endian ();
 268
 269     if (outfile == NULL)
 270         adios (NULL, "must specify output file");
 271
 272     /* Check for public cache location */
 273     if ((cache_public = context_find (nmhcache)) && *cache_public != '/')
 274         cache_public = NULL;
 275
 276     /* Check for private cache location */
 277     if (!(cache_private = context_find (nmhprivcache)))
 278         cache_private = ".cache";
 279     cache_private = getcpy (m_maildir (cache_private));
 280
 281     /*
 282      * Check for storage directory.  If specified,
 283      * then store temporary files there.  Else we
 284      * store them in standard nmh directory.
 285      */
 286     if ((cp = context_find (nmhstorage)) && *cp)
 287         tmp = concat (cp, "/", invo_name, NULL);
 288     else
 289         tmp = add (m_maildir (invo_name), NULL);
 290
 291     if (!context_find ("path"))
 292         free (path ("./", TFOLDER));
 293
 294     if (file && nummsgs)
 295         adios (NULL, "cannot specify msg and file at same time!");
 296
 297     /*
 298      * check if message is coming from file
 299      */
 300     if (file) {
 301         if (!(cts = (CT *) calloc ((size_t) 2, sizeof(*cts))))
 302             adios (NULL, "out of memory");
 303         ctp = cts;
 304
 305         if ((ct = parse_mime (file)));
 306             *ctp++ = ct;
 307     } else {
 308         /*
 309          * message(s) are coming from a folder
 310          */
 311         if (!nummsgs)
 312             msgs[nummsgs++] = "cur";
 313         if (!folder)
 314             folder = getfolder (1);
 315         maildir = m_maildir (folder);
 316
 317         if (chdir (maildir) == NOTOK)
 318             adios (maildir, "unable to change directory to");
 319
 320         /* read folder and create message structure */
 321         if (!(mp = folder_read (folder)))
 322             adios (NULL, "unable to read folder %s", folder);
 323
 324         /* check for empty folder */
 325         if (mp->nummsg == 0)
 326             adios (NULL, "no messages in %s", folder);
 327
 328         /* parse all the message ranges/sequences and set SELECTED */
 329         for (msgnum = 0; msgnum < nummsgs; msgnum++)
 330             if (!m_convert (mp, msgs[msgnum]))
 331                 done (1);
 332         seq_setprev (mp);       /* set the previous-sequence */
 333
 334         if (!(cts = (CT *) calloc ((size_t) (mp->numsel + 1), sizeof(*cts))))
 335             adios (NULL, "out of memory");
 336         ctp = cts;
 337
 338         for (msgnum = mp->lowsel; msgnum <= mp->hghsel; msgnum++) {
 339             if (is_selected(mp, msgnum)) {
 340                 char *msgnam;
 341
 342                 msgnam = m_name (msgnum);
 343                 if ((ct = parse_mime (msgnam)))
 344                     *ctp++ = ct;
 345             }
 346         }
 347     }
 348
 349     if (!*cts)
 350         done (1);
 351
 352     userrs = 1;
 353     SIGNAL (SIGQUIT, quitser);
 354     SIGNAL (SIGPIPE, pipeser);
 355
 356     /*
 357      * Get the associated umask for the relevant contents.
 358      */
 359     for (ctp = cts; *ctp; ctp++) {
 360         struct stat st;
 361
 362         ct = *ctp;
 363         if (type_ok (ct, 1) && !ct->c_umask) {
 364             if (stat (ct->c_file, &st) != NOTOK)
 365                 ct->c_umask = ~(st.st_mode & 0777);
 366             else
 367                 ct->c_umask = ~m_gmprot();
 368         }
 369     }
 370
 371     /*
 372      * Write the content to a file
 373      */
 374     write_content (cts, outfile);
 375
 376     /* Now free all the structures for the content */
 377     for (ctp = cts; *ctp; ctp++)
 378         free_content (*ctp);
 379
 380     free ((char *) cts);
 381     cts = NULL;
 382
 383     /* If reading from a folder, do some updating */
 384     if (mp) {
 385         context_replace (pfolder, folder);/* update current folder  */
 386         seq_setcur (mp, mp->hghsel);      /* update current message */
 387         seq_save (mp);                    /* synchronize sequences  */
 388         context_save ();                  /* save the context file  */
 389     }
 390
 391     return done (0);
 392 }
 393
 394
 395 static int
 396 write_content (CT *cts, char *outfile)
 397 {
 398     CT ct, *ctp;
 399
 400     for (ctp = cts; *ctp; ctp++) {
 401         ct = *ctp;
 402         output_message (ct, outfile);
 403     }
 404
 405     flush_errors ();
 406     return OK;
 407 }
 408
 409
 410 static RETSIGTYPE
 411 pipeser (int i)
 412 {
 413     if (i == SIGQUIT) {
 414         unlink ("core");
 415         fflush (stdout);
 416         fprintf (stderr, "\n");
 417         fflush (stderr);
 418     }
 419
 420     done (1);
 421     /* NOTREACHED */
 422 }
 423
 424
 425 int
 426 done (int status)
 427 {
 428     CT *ctp;
 429
 430     if ((ctp = cts))
 431         for (; *ctp; ctp++)
 432             free_content (*ctp);
 433
 434     exit (status);
 435     return 1;  /* dead code to satisfy the compiler */
 436 }