1 |
lefcha |
1.1 |
#include <stdio.h> |
2 |
lefcha |
1.53 |
#include <stdlib.h> |
3 |
lefcha |
1.55 |
#include <sys/types.h> |
4 |
|
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#include <unistd.h> |
5 |
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1.52 |
#include <string.h> |
6 |
|
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#include <errno.h> |
7 |
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1.7 |
#include <limits.h> |
8 |
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1.35 |
#include <setjmp.h> |
9 |
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1.40 |
#include <locale.h> |
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1.1 |
|
11 |
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1.39 |
#include "config.h" |
12 |
|
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#include "imapfilter.h" |
13 |
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1.52 |
#include "version.h" |
14 |
|
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#include "account.h" |
15 |
|
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#include "filter.h" |
16 |
|
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#include "buffer.h" |
17 |
lefcha |
1.39 |
|
18 |
lefcha |
1.53 |
#if defined SSL_TLS || defined ENCRYPTED_PASSWORDS || defined CRAM_MD5 |
19 |
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1.55 |
#include <openssl/opensslv.h> |
20 |
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1.38 |
#include <openssl/crypto.h> |
21 |
|
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#endif |
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1.1 |
|
23 |
|
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|
24 |
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1.7 |
extern account_t *accounts; |
25 |
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1.11 |
extern filter_t *filters; |
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1.50 |
extern buffer_t ibuf, obuf; |
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1.7 |
|
28 |
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1.10 |
unsigned int options; /* Program options. */ |
29 |
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1.29 |
unsigned int flags = 0; /* Program flags. */ |
30 |
|
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unsigned int interval = 0; /* Poll at the specified interval. */ |
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1.51 |
conn_t connpri, connaux; /* Primary and auxiliary IMAP connection. */ |
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1.41 |
|
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1.5 |
char logfile[PATH_MAX]; /* Log file. */ |
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1.25 |
char *home = NULL; /* User's home directory. */ |
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1.40 |
char charset[CHARSET_LEN]; /* Charset for IMAP SEARCH requests. */ |
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1.42 |
|
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1.46 |
jmp_buf acctloop; /* Non-local exit in case of network error. */ |
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1.1 |
|
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1.29 |
|
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1.52 |
void usage(void); |
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void version(void); |
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|
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|
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1.2 |
/* |
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1.46 |
* IMAPFilter: an IMAP mail filtering utility. |
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1.2 |
*/ |
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1.42 |
int |
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|
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main(int argc, char *argv[]) |
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1.1 |
{ |
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1.42 |
int c, r, f; |
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|
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pid_t pid; |
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1.55 |
char *conffile; /* Configuration file. */ |
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1.42 |
account_t *ca; /* Current account. */ |
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mbox_t *cm; /* Current mailbox. */ |
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1.33 |
|
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1.45 |
setlocale(LC_ALL, ""); |
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1.40 |
|
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1.42 |
f = 0; |
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home = getenv("HOME"); |
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1.56 |
options = (OPTION_DETAILS_NORMAL | OPTION_NAMESPACE | OPTION_PEEK); |
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1.42 |
*charset = 0; |
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*logfile = 0; |
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1.55 |
conffile = NULL; |
64 |
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connpri.sock = connaux.sock = -1; |
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1.33 |
|
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1.42 |
while ((c = getopt(argc, argv, "c:d:hkl:" |
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1.29 |
#ifdef ENCRYPTED_PASSWORDS |
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1.42 |
"p" |
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1.25 |
#endif |
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1.42 |
"qvV")) != -1) { |
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switch (c) { |
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case 'c': |
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1.55 |
conffile = optarg; |
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1.42 |
break; |
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case 'd': |
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options |= OPTION_DAEMON_MODE; |
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errno = 0; |
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interval = strtoul(optarg, NULL, 10); |
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if (errno) |
80 |
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interval = 0; |
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break; |
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case 'h': |
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usage(); |
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exit(ERROR_UNDEFINED); |
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break; |
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case 'k': |
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kill_imapfilter(); |
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break; |
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case 'l': |
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strncat(logfile, optarg, PATH_MAX - 1); |
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break; |
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1.25 |
#ifdef ENCRYPTED_PASSWORDS |
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1.42 |
case 'p': |
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options |= OPTION_PASSWORD_EDITOR; |
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break; |
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#endif |
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case 'q': |
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1.57 |
options &= ~(OPTION_DETAILS_QUIET | |
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OPTION_DETAILS_NORMAL | OPTION_DETAILS_VERBOSE); |
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1.42 |
options |= OPTION_DETAILS_QUIET; |
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break; |
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case 'v': |
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1.57 |
options &= ~(OPTION_DETAILS_QUIET | |
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OPTION_DETAILS_NORMAL | OPTION_DETAILS_VERBOSE); |
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1.42 |
options |= OPTION_DETAILS_VERBOSE; |
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break; |
107 |
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case 'V': |
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version(); |
109 |
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exit(ERROR_UNDEFINED); |
110 |
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break; |
111 |
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default: |
112 |
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usage(); |
113 |
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exit(ERROR_UNDEFINED); |
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break; |
115 |
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} |
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1.1 |
} |
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1.32 |
|
118 |
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1.42 |
create_homedir(); |
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lefcha |
1.33 |
|
120 |
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1.42 |
lockfile_check(); |
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lockfile_create(); |
122 |
lefcha |
1.28 |
|
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lefcha |
1.47 |
#ifndef DEBUG |
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1.42 |
corefile_disable(); |
125 |
lefcha |
1.47 |
#endif |
126 |
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1.33 |
|
127 |
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1.42 |
tty_store(); |
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catch_signals(); |
129 |
lefcha |
1.24 |
|
130 |
lefcha |
1.55 |
read_config(conffile); |
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1.33 |
|
132 |
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1.25 |
#ifdef ENCRYPTED_PASSWORDS |
133 |
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1.42 |
read_passwords(); |
134 |
lefcha |
1.33 |
|
135 |
lefcha |
1.42 |
if ((options & OPTION_PASSWORD_EDITOR)) { |
136 |
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password_editor(); |
137 |
lefcha |
1.33 |
|
138 |
lefcha |
1.42 |
secmem_clear(); |
139 |
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lockfile_remove(); |
140 |
lefcha |
1.33 |
|
141 |
lefcha |
1.42 |
exit(0); |
142 |
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} |
143 |
lefcha |
1.25 |
#endif |
144 |
lefcha |
1.33 |
|
145 |
lefcha |
1.42 |
open_logfile(); |
146 |
lefcha |
1.32 |
|
147 |
lefcha |
1.50 |
init_buffer(&ibuf); |
148 |
|
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init_buffer(&obuf); |
149 |
lefcha |
1.32 |
|
150 |
lefcha |
1.42 |
if (options & OPTION_DAEMON_MODE) { |
151 |
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f = 1; |
152 |
lefcha |
1.57 |
options &= ~(OPTION_DETAILS_QUIET | |
153 |
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OPTION_DETAILS_NORMAL | OPTION_DETAILS_VERBOSE); |
154 |
lefcha |
1.42 |
options |= OPTION_DETAILS_QUIET; |
155 |
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} |
156 |
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do { |
157 |
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for (ca = accounts; ca != NULL; ca = ca->next) { |
158 |
lefcha |
1.7 |
|
159 |
lefcha |
1.42 |
if (setjmp(acctloop)) |
160 |
|
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continue; |
161 |
lefcha |
1.35 |
|
162 |
lefcha |
1.51 |
if (init_connection(&connpri, ca->server, ca->port, |
163 |
lefcha |
1.42 |
ca->ssl)) |
164 |
|
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continue; |
165 |
lefcha |
1.21 |
|
166 |
lefcha |
1.51 |
r = greeting_response(&connpri); |
167 |
lefcha |
1.18 |
|
168 |
lefcha |
1.45 |
#ifdef DEBUG |
169 |
lefcha |
1.51 |
test(&connpri); |
170 |
lefcha |
1.45 |
#endif |
171 |
|
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|
172 |
lefcha |
1.51 |
if (check_capabilities(&connpri)) |
173 |
lefcha |
1.42 |
continue; |
174 |
lefcha |
1.1 |
|
175 |
lefcha |
1.49 |
#ifdef SSL_TLS |
176 |
|
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if (ca->ssl == SSL_DISABLED && |
177 |
lefcha |
1.51 |
connpri.caps & CAPABILITY_STARTTLS) |
178 |
lefcha |
1.52 |
if (negotiate_tls(&connpri) == RESPONSE_OK) |
179 |
lefcha |
1.51 |
check_capabilities(&connpri); |
180 |
lefcha |
1.49 |
#endif |
181 |
|
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|
182 |
lefcha |
1.42 |
log_info(LOG_ACCOUNT, ca->key); |
183 |
lefcha |
1.1 |
|
184 |
lefcha |
1.42 |
if (r != RESPONSE_PREAUTH) { |
185 |
|
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if (ca->passwdattr == PASSWORD_NONE) { |
186 |
|
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printf("Enter password for %s@%s: ", |
187 |
|
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ca->username, ca->server); |
188 |
|
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get_password(ca->password, PASSWORD_LEN); |
189 |
|
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ca->passwdattr = PASSWORD_PLAIN; |
190 |
|
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} |
191 |
lefcha |
1.48 |
#ifdef CRAM_MD5 |
192 |
lefcha |
1.51 |
if (connpri.caps & CAPABILITY_AUTH_CRAM_MD5) |
193 |
lefcha |
1.52 |
r = auth_cram_md5(&connpri, |
194 |
lefcha |
1.48 |
ca->username, ca->password); |
195 |
|
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else |
196 |
|
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#endif |
197 |
lefcha |
1.51 |
r = login(&connpri, ca->username, |
198 |
lefcha |
1.48 |
ca->password); |
199 |
|
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|
200 |
|
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if (r == RESPONSE_NO) { |
201 |
lefcha |
1.42 |
error("username %s or password rejected " |
202 |
|
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"at %s\n", ca->username, ca->server); |
203 |
|
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continue; |
204 |
|
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} |
205 |
|
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} |
206 |
lefcha |
1.51 |
check_namespace(&connpri); |
207 |
lefcha |
1.42 |
|
208 |
|
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for (cm = ca->mboxes; cm != NULL; cm = cm->next) |
209 |
|
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if (*cm->filters == NULL) |
210 |
lefcha |
1.51 |
mailbox_status(&connpri, cm->name); |
211 |
|
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else if (!select_mailbox(&connpri, cm->name)) { |
212 |
lefcha |
1.43 |
apply_filters(cm->name, cm->filters); |
213 |
lefcha |
1.51 |
close_mailbox(&connpri); |
214 |
lefcha |
1.42 |
} |
215 |
lefcha |
1.51 |
logout(&connpri); |
216 |
lefcha |
1.33 |
|
217 |
lefcha |
1.51 |
close_connection(&connpri); |
218 |
lefcha |
1.33 |
} |
219 |
lefcha |
1.11 |
|
220 |
lefcha |
1.42 |
/* Fork if in daemon mode. */ |
221 |
|
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if (f) { |
222 |
|
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f = 0; |
223 |
|
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pid = fork(); |
224 |
|
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switch (pid) { |
225 |
|
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case -1: |
226 |
|
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fatal(ERROR_FORK, "forking; %s\n", |
227 |
|
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strerror(errno)); |
228 |
|
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break; |
229 |
|
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case 0: |
230 |
|
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lockfile_create(); |
231 |
|
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corefile_disable(); |
232 |
lefcha |
1.44 |
flags |= FLAG_DAEMON_MODE; |
233 |
lefcha |
1.42 |
break; |
234 |
|
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default: |
235 |
|
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secmem_clear(); |
236 |
|
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close_logfile(); |
237 |
|
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exit(0); |
238 |
|
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break; |
239 |
|
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} |
240 |
lefcha |
1.46 |
} |
241 |
|
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if (options & OPTION_DAEMON_MODE && |
242 |
lefcha |
1.54 |
flags & FLAG_SIGUSR1_RECEIVED) { |
243 |
lefcha |
1.55 |
reread_config(conffile); |
244 |
lefcha |
1.46 |
continue; |
245 |
lefcha |
1.42 |
} |
246 |
|
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if (interval) |
247 |
|
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sleep(interval); |
248 |
|
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} while (options & OPTION_DAEMON_MODE && interval); |
249 |
lefcha |
1.17 |
|
250 |
lefcha |
1.42 |
secmem_clear(); |
251 |
|
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close_logfile(); |
252 |
lefcha |
1.33 |
|
253 |
lefcha |
1.42 |
lockfile_remove(); |
254 |
lefcha |
1.33 |
|
255 |
lefcha |
1.55 |
exit(0); |
256 |
lefcha |
1.1 |
} |
257 |
|
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|
258 |
|
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|
259 |
|
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/* |
260 |
lefcha |
1.11 |
* Print a very brief usage message. |
261 |
lefcha |
1.2 |
*/ |
262 |
lefcha |
1.42 |
void |
263 |
|
|
usage(void) |
264 |
lefcha |
1.2 |
{ |
265 |
lefcha |
1.42 |
fprintf(stderr, |
266 |
lefcha |
1.29 |
"usage: imapfilter [-hk" |
267 |
lefcha |
1.26 |
#ifdef ENCRYPTED_PASSWORDS |
268 |
|
|
"p" |
269 |
lefcha |
1.33 |
#endif |
270 |
lefcha |
1.38 |
"qvV] [-c configfile] [-d interval] [-l logfile]\n"); |
271 |
|
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} |
272 |
|
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|
273 |
|
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|
274 |
|
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/* |
275 |
|
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* Print program's version, and if it is built in, OpenSSL's version number. |
276 |
|
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*/ |
277 |
lefcha |
1.42 |
void |
278 |
|
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version(void) |
279 |
lefcha |
1.38 |
{ |
280 |
lefcha |
1.42 |
fprintf(stderr, "IMAPFilter %s" |
281 |
lefcha |
1.53 |
#if defined SSL_TLS || defined ENCRYPTED_PASSWORDS || defined CRAM_MD5 |
282 |
lefcha |
1.38 |
", OpenSSL 0x%8.8lx" |
283 |
|
|
#endif |
284 |
|
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"\n", IMAPFILTER_VERSION |
285 |
lefcha |
1.53 |
#if defined SSL_TLS || defined ENCRYPTED_PASSWORDS || defined CRAM_MD5 |
286 |
lefcha |
1.38 |
,SSLeay() |
287 |
|
|
#endif |
288 |
lefcha |
1.42 |
); |
289 |
lefcha |
1.1 |
} |