332 lines
6.8 KiB
C
332 lines
6.8 KiB
C
/* $Id$
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*
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* isync - IMAP4 to maildir mailbox synchronizer
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* Copyright (C) 2000-1 Michael R. Elkins <me@mutt.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <unistd.h>
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#include <limits.h>
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#include <errno.h>
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#include <pwd.h>
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#include <sys/types.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include "isync.h"
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config_t *boxes = 0;
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/* set defaults from the global configuration section */
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static void
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config_defaults (config_t * conf)
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{
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memcpy (conf, &global, sizeof (config_t));
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}
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static char *
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my_strndup (const char *s, size_t nchars)
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{
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char *r = malloc (sizeof (char) * (nchars + 1));
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strncpy (r, s, nchars);
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r[nchars] = 0;
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return r;
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}
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char *
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expand_strdup (const char *s)
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{
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char path[_POSIX_PATH_MAX];
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struct passwd *pw;
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const char *p;
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if (*s == '~')
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{
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s++;
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if (*s == '/')
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{
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/* current user */
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pw = getpwuid (getuid ());
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p = s + 1;
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}
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else
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{
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char *user;
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p = strchr (s, '/');
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if (p)
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{
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user = my_strndup (s, (int)(p - s));
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p++;
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}
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else
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user = strdup (s);
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pw = getpwnam (user);
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free (user);
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}
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if (!pw)
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return 0;
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snprintf (path, sizeof (path), "%s/%s", pw->pw_dir, p ? p : "");
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s = path;
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}
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else if (*s != '/')
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{
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snprintf (path, sizeof (path), "%s/%s",
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global.maildir ? global.maildir : "", s);
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s = path;
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}
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return strdup (s);
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}
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void
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load_config (const char *where)
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{
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char path[_POSIX_PATH_MAX];
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char buf[1024];
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struct passwd *pw;
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config_t **cur = &boxes;
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int line = 0;
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FILE *fp;
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char *p, *cmd, *val;
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if (!where)
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{
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pw = getpwuid (getuid ());
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snprintf (path, sizeof (path), "%s/.isyncrc", pw->pw_dir);
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where = path;
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}
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printf ("Reading %s\n", where);
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fp = fopen (where, "r");
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if (!fp)
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{
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if (errno != ENOENT)
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perror ("fopen");
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return;
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}
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buf[sizeof buf - 1] = 0;
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while ((fgets (buf, sizeof (buf) - 1, fp)))
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{
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p = buf;
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cmd = next_arg (&p);
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val = next_arg (&p);
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line++;
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if (!cmd || *cmd == '#')
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continue;
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if (!strcasecmp ("mailbox", cmd))
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{
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if (*cur)
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cur = &(*cur)->next;
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*cur = calloc (1, sizeof (config_t));
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config_defaults (*cur);
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/* not expanded at this point */
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(*cur)->path = strdup (val);
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}
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else if (!strcasecmp ("maildir", cmd))
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{
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/* this only affects the global setting */
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free (global.maildir);
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global.maildir = expand_strdup (val);
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}
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else if (!strcasecmp ("host", cmd))
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{
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#if HAVE_LIBSSL
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if (!strncasecmp ("imaps:", val, 6))
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{
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val += 6;
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if (*cur)
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{
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(*cur)->use_imaps = 1;
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(*cur)->port = 993;
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(*cur)->use_sslv2 = 1;
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(*cur)->use_sslv3 = 1;
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}
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else
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{
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global.use_imaps = 1;
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global.port = 993;
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global.use_sslv2 = 1;
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global.use_sslv3 = 1;
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}
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}
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#endif
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if (*cur)
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(*cur)->host = strdup (val);
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else
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global.host = strdup (val);
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}
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else if (!strcasecmp ("user", cmd))
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{
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if (*cur)
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(*cur)->user = strdup (val);
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else
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global.user = strdup (val);
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}
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else if (!strcasecmp ("pass", cmd))
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{
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if (*cur)
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(*cur)->pass = strdup (val);
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else
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global.pass = strdup (val);
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}
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else if (!strcasecmp ("port", cmd))
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{
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if (*cur)
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(*cur)->port = atoi (val);
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else
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global.port = atoi (val);
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}
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else if (!strcasecmp ("box", cmd))
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{
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if (*cur)
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(*cur)->box = strdup (val);
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else
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global.box = strdup (val);
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}
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else if (!strcasecmp ("alias", cmd))
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{
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if (*cur)
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(*cur)->alias = strdup (val);
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}
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else if (!strcasecmp ("maxsize", cmd))
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{
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if (*cur)
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(*cur)->max_size = atol (val);
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else
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global.max_size = atol (val);
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}
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else if (!strcasecmp ("MaxMessages", cmd))
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{
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if (*cur)
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(*cur)->max_messages = atol (val);
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else
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global.max_messages = atol (val);
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}
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else if (!strcasecmp ("UseNamespace", cmd))
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{
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if (*cur)
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(*cur)->use_namespace = (strcasecmp (val, "yes") == 0);
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else
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global.use_namespace = (strcasecmp (val, "yes") == 0);
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}
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else if (!strcasecmp ("CopyDeletedTo", cmd))
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{
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if (*cur)
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(*cur)->copy_deleted_to = strdup (val);
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else
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global.copy_deleted_to = strdup (val);
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}
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else if (!strcasecmp ("Expunge", cmd))
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{
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if (*cur)
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(*cur)->expunge = (strcasecmp (val, "yes") == 0);
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else
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global.expunge = (strcasecmp (val, "yes") == 0);
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}
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else if (!strcasecmp ("Delete", cmd))
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{
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if (*cur)
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(*cur)->delete = (strcasecmp (val, "yes") == 0);
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else
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global.delete = (strcasecmp (val, "yes") == 0);
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}
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#if HAVE_LIBSSL
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else if (!strcasecmp ("CertificateFile", cmd))
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{
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if (*cur)
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(*cur)->cert_file = expand_strdup (val);
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else
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global.cert_file = expand_strdup (val);
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}
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else if (!strcasecmp ("RequireSSL", cmd))
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{
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if (*cur)
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(*cur)->require_ssl = (strcasecmp (val, "yes") == 0);
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else
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global.require_ssl = (strcasecmp (val, "yes") == 0);
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}
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else if (!strcasecmp ("UseSSLv2", cmd))
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{
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if (*cur)
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(*cur)->use_sslv2 = (strcasecmp (val, "yes") == 0);
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else
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global.use_sslv2 = (strcasecmp (val, "yes") == 0);
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}
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else if (!strcasecmp ("UseSSLv3", cmd))
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{
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if (*cur)
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(*cur)->use_sslv3 = (strcasecmp (val, "yes") == 0);
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else
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global.use_sslv3 = (strcasecmp (val, "yes") == 0);
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}
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else if (!strcasecmp ("UseTLSv1", cmd))
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{
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if (*cur)
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(*cur)->use_tlsv1 = (strcasecmp (val, "yes") == 0);
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else
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global.use_tlsv1 = (strcasecmp (val, "yes") == 0);
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}
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else if (!strcasecmp ("RequireCRAM", cmd))
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{
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if (*cur)
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(*cur)->require_cram = (strcasecmp (val, "yes") == 0);
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else
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global.require_cram = (strcasecmp (val, "yes") == 0);
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}
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#endif
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else if (buf[0])
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printf ("%s:%d:unknown keyword:%s\n", path, line, cmd);
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}
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fclose (fp);
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}
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config_t *
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find_box (const char *s)
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{
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config_t *p = boxes;
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for (; p; p = p->next)
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{
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if (!strcmp (s, p->path) || (p->alias && !strcmp (s, p->alias)))
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return p;
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else
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{
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/* check to see if the full pathname was specified on the
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* command line.
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*/
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char *t = expand_strdup (p->path);
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if (!strcmp (s, t))
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{
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free (t);
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return p;
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}
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free (t);
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}
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}
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return 0;
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}
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void
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free_config (void)
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{
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free (global.user);
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free (global.maildir);
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free (global.host);
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free (global.pass);
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}
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