isync/config.c
2001-10-03 06:32:16 +00:00

332 lines
7.1 KiB
C

/* $Id$
*
* isync - IMAP4 to maildir mailbox synchronizer
* Copyright (C) 2000-1 Michael R. Elkins <me@mutt.org>
*
* This program 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 of the License, or
* (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define _GNU_SOURCE 1
#include <unistd.h>
#include <limits.h>
#include <errno.h>
#include <pwd.h>
#include <sys/types.h>
#include <string.h>
#include <stdlib.h>
#include "isync.h"
config_t *boxes = 0;
/* set defaults from the global configuration section */
void
config_defaults (config_t * conf)
{
conf->user = global.user;
conf->pass = global.pass;
conf->port = global.port;
conf->box = global.box;
conf->host = global.host;
conf->max_size = global.max_size;
conf->copy_deleted_to = global.copy_deleted_to;
conf->use_namespace = global.use_namespace;
conf->expunge = global.expunge;
conf->delete = global.delete;
conf->poll = global.poll;
#if HAVE_LIBSSL
conf->require_ssl = global.require_ssl;
conf->use_imaps = global.use_imaps;
conf->cert_file = global.cert_file;
conf->use_sslv2 = global.use_sslv2;
conf->use_sslv3 = global.use_sslv3;
conf->use_tlsv1 = global.use_tlsv1;
#endif
}
char *
expand_strdup (const char *s)
{
char path[_POSIX_PATH_MAX];
struct passwd *pw;
const char *p;
if (*s == '~')
{
s++;
if (*s == '/')
{
/* current user */
pw = getpwuid (getuid ());
p = s + 1;
}
else
{
char *user;
p = strchr (s, '/');
if (p)
user = strndup (s, (int)(p - s));
else
user = strdup (s);
pw = getpwnam (user);
free (user);
}
if (!pw)
return 0;
snprintf (path, sizeof (path), "%s/%s", pw->pw_dir, p ? p : "");
s = path;
}
else if (*s != '/')
{
snprintf (path, sizeof (path), "%s/%s",
global.maildir ? global.maildir : "", s);
s = path;
}
return strdup (s);
}
void
load_config (const char *where)
{
char path[_POSIX_PATH_MAX];
char buf[1024];
struct passwd *pw;
config_t **cur = &boxes;
int line = 0;
FILE *fp;
char *p, *cmd, *val;
if (!where)
{
pw = getpwuid (getuid ());
snprintf (path, sizeof (path), "%s/.isyncrc", pw->pw_dir);
where = path;
}
printf ("Reading %s\n", where);
fp = fopen (where, "r");
if (!fp)
{
if (errno != ENOENT)
perror ("fopen");
return;
}
buf[sizeof buf - 1] = 0;
while ((fgets (buf, sizeof (buf) - 1, fp)))
{
p = buf;
cmd = next_arg (&p);
val = next_arg (&p);
line++;
if (!cmd || *cmd == '#')
continue;
if (!strcasecmp ("mailbox", cmd))
{
if (*cur)
cur = &(*cur)->next;
*cur = calloc (1, sizeof (config_t));
config_defaults (*cur);
/* not expanded at this point */
(*cur)->path = strdup (val);
}
else if (!strcasecmp ("maildir", cmd))
{
/* this only affects the global setting */
free (global.maildir);
global.maildir = expand_strdup (val);
}
else if (!strcasecmp ("host", cmd))
{
#if HAVE_LIBSSL
if (!strncasecmp ("imaps:", val, 6))
{
val += 6;
if (*cur)
{
(*cur)->use_imaps = 1;
(*cur)->port = 993;
(*cur)->use_sslv2 = 1;
(*cur)->use_sslv3 = 1;
}
else
{
global.use_imaps = 1;
global.port = 993;
global.use_sslv2 = 1;
global.use_sslv3 = 1;
}
}
#endif
if (*cur)
(*cur)->host = strdup (val);
else
global.host = strdup (val);
}
else if (!strcasecmp ("user", cmd))
{
if (*cur)
(*cur)->user = strdup (val);
else
global.user = strdup (val);
}
else if (!strcasecmp ("pass", cmd))
{
if (*cur)
(*cur)->pass = strdup (val);
else
global.pass = strdup (val);
}
else if (!strcasecmp ("port", cmd))
{
if (*cur)
(*cur)->port = atoi (val);
else
global.port = atoi (val);
}
else if (!strcasecmp ("box", cmd))
{
if (*cur)
(*cur)->box = strdup (val);
else
global.box = strdup (val);
}
else if (!strcasecmp ("alias", cmd))
{
if (*cur)
(*cur)->alias = strdup (val);
}
else if (!strcasecmp ("maxsize", cmd))
{
if (*cur)
(*cur)->max_size = atol (val);
else
global.max_size = atol (val);
}
else if (!strcasecmp ("UseNamespace", cmd))
{
if (*cur)
(*cur)->use_namespace = (strcasecmp (val, "yes") == 0);
else
global.use_namespace = (strcasecmp (val, "yes") == 0);
}
else if (!strcasecmp ("CopyDeletedTo", cmd))
{
if (*cur)
(*cur)->copy_deleted_to = strdup (val);
else
global.copy_deleted_to = strdup (val);
}
else if (!strcasecmp ("Expunge", cmd))
{
if (*cur)
(*cur)->expunge = (strcasecmp (val, "yes") == 0);
else
global.expunge = (strcasecmp (val, "yes") == 0);
}
else if (!strcasecmp ("Delete", cmd))
{
if (*cur)
(*cur)->delete = (strcasecmp (val, "yes") == 0);
else
global.delete = (strcasecmp (val, "yes") == 0);
}
#if 0
else if (!strcasecmp ("Poll", cmd))
{
if (*cur)
(*cur)->poll = atoi (val);
else
global.poll = atoi (val);
}
#endif
#if HAVE_LIBSSL
else if (!strcasecmp ("CertificateFile", cmd))
{
if (*cur)
(*cur)->cert_file = expand_strdup (val);
else
global.cert_file = expand_strdup (val);
}
else if (!strcasecmp ("RequireSSL", cmd))
{
if (*cur)
(*cur)->require_ssl = (strcasecmp (val, "yes") == 0);
else
global.require_ssl = (strcasecmp (val, "yes") == 0);
}
else if (!strcasecmp ("UseSSLv2", cmd))
{
if (*cur)
(*cur)->use_sslv2 = (strcasecmp (val, "yes") == 0);
else
global.use_sslv2 = (strcasecmp (val, "yes") == 0);
}
else if (!strcasecmp ("UseSSLv3", cmd))
{
if (*cur)
(*cur)->use_sslv3 = (strcasecmp (val, "yes") == 0);
else
global.use_sslv3 = (strcasecmp (val, "yes") == 0);
}
else if (!strcasecmp ("UseTLSv1", cmd))
{
if (*cur)
(*cur)->use_tlsv1 = (strcasecmp (val, "yes") == 0);
else
global.use_tlsv1 = (strcasecmp (val, "yes") == 0);
}
else if (!strcasecmp ("RequireCRAM", cmd))
{
if (*cur)
(*cur)->require_cram = (strcasecmp (val, "yes") == 0);
else
global.require_cram = (strcasecmp (val, "yes") == 0);
}
#endif
else if (buf[0])
printf ("%s:%d:unknown command:%s\n", path, line, cmd);
}
fclose (fp);
}
config_t *
find_box (const char *s)
{
config_t *p = boxes;
for (; p; p = p->next)
{
if (!strcmp (s, p->path) || (p->alias && !strcmp (s, p->alias)))
return p;
else
{
/* check to see if the full pathname was specified on the
* command line.
*/
char *t = expand_strdup (p->path);
if (!strcmp (s, t))
{
free (t);
return p;
}
free (t);
}
}
return 0;
}