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- Committer: Teddy Hogeborn
- Date: 2009-01-06 05:10:34 UTC
- mfrom: (237.2.13 mandos)
- Revision ID: teddy@fukt.bsnet.se-20090106051034-4uaqvrf6tl1in0c2
Merge from trunk: remove last traces of debconf stuff.
- files added:
- .bzr-builddeb
- debian
- debian/po
- files removed:
- network-protocol.txt
- files renamed:
- plugins.d/password-request.c => plugins.d/mandos-client.c
- plugins.d/password-request.xml => plugins.d/mandos-client.xml
- files modified:
- Makefile
added
removed
plugins.d/mandos-client.c
9
9
* "browse_callback", and parts of "main".
10
10
*
11
11
* Everything else is
12
* Copyright © 2007-2008 Teddy Hogeborn & Björn Påhlsson
12
* Copyright © 2008,2009 Teddy Hogeborn
13
* Copyright © 2008,2009 Björn Påhlsson
13
14
*
14
15
* This program is free software: you can redistribute it and/or
15
16
* modify it under the terms of the GNU General Public License as
47
48
#include <sys/types.h> /* socket(), inet_pton(), sockaddr,
48
49
sockaddr_in6, PF_INET6,
49
50
SOCK_STREAM, INET6_ADDRSTRLEN,
50
uid_t, gid_t */
51
#include <inttypes.h> /* PRIu16 */
51
uid_t, gid_t, open(), opendir(), DIR */
52
#include <sys/stat.h> /* open() */
52
53
#include <sys/socket.h> /* socket(), struct sockaddr_in6,
53
54
struct in6_addr, inet_pton(),
54
55
connect() */
56
#include <fcntl.h> /* open() */
57
#include <dirent.h> /* opendir(), struct dirent, readdir() */
58
#include <inttypes.h> /* PRIu16 */
55
59
#include <assert.h> /* assert() */
56
60
#include <errno.h> /* perror(), errno */
57
61
#include <time.h> /* time() */
58
62
#include <net/if.h> /* ioctl, ifreq, SIOCGIFFLAGS, IFF_UP,
59
63
SIOCSIFFLAGS, if_indextoname(),
60
64
if_nametoindex(), IF_NAMESIZE */
65
#include <netinet/in.h>
61
66
#include <unistd.h> /* close(), SEEK_SET, off_t, write(),
62
67
getuid(), getgid(), setuid(),
63
68
setgid() */
64
#include <netinet/in.h>
65
69
#include <arpa/inet.h> /* inet_pton(), htons */
66
70
#include <iso646.h> /* not, and */
67
71
#include <argp.h> /* struct argp_option, error_t, struct
98
102
99
103
#define BUFFER_SIZE 256
100
104
105
#define PATHDIR "/conf/conf.d/mandos"
106
#define SECKEY "seckey.txt"
107
#define PUBKEY "pubkey.txt"
108
101
109
bool debug = false;
102
static const char *keydir = "/conf/conf.d/mandos";
103
110
static const char mandos_protocol_version[] = "1";
104
const char *argp_program_version = "password-request 1.0";
111
const char *argp_program_version = "mandos-client " VERSION;
105
112
const char *argp_program_bug_address = "<mandos@fukt.bsnet.se>";
106
113
107
114
/* Used for passing in values through the Avahi callback functions */
112
119
unsigned int dh_bits;
113
120
gnutls_dh_params_t dh_params;
114
121
const char *priority;
122
gpgme_ctx_t ctx;
115
123
} mandos_context;
116
124
117
125
/*
132
140
}
133
141
134
142
/*
135
* Decrypt OpenPGP data using keyrings in HOMEDIR.
136
* Returns -1 on error
143
* Initialize GPGME.
137
144
*/
138
static ssize_t pgp_packet_decrypt (const char *cryptotext,
139
size_t crypto_size,
140
char **plaintext,
141
const char *homedir){
142
gpgme_data_t dh_crypto, dh_plain;
143
gpgme_ctx_t ctx;
145
static bool init_gpgme(mandos_context *mc, const char *seckey,
146
const char *pubkey, const char *tempdir){
147
int ret;
144
148
gpgme_error_t rc;
145
ssize_t ret;
146
size_t plaintext_capacity = 0;
147
ssize_t plaintext_length = 0;
148
149
gpgme_engine_info_t engine_info;
149
150
151
152
/*
153
* Helper function to insert pub and seckey to the enigne keyring.
154
*/
155
bool import_key(const char *filename){
156
int fd;
157
gpgme_data_t pgp_data;
158
159
fd = TEMP_FAILURE_RETRY(open(filename, O_RDONLY));
160
if(fd == -1){
161
perror("open");
162
return false;
163
}
164
165
rc = gpgme_data_new_from_fd(&pgp_data, fd);
166
if (rc != GPG_ERR_NO_ERROR){
167
fprintf(stderr, "bad gpgme_data_new_from_fd: %s: %s\n",
168
gpgme_strsource(rc), gpgme_strerror(rc));
169
return false;
170
}
171
172
rc = gpgme_op_import(mc->ctx, pgp_data);
173
if (rc != GPG_ERR_NO_ERROR){
174
fprintf(stderr, "bad gpgme_op_import: %s: %s\n",
175
gpgme_strsource(rc), gpgme_strerror(rc));
176
return false;
177
}
178
179
ret = TEMP_FAILURE_RETRY(close(fd));
180
if(ret == -1){
181
perror("close");
182
}
183
gpgme_data_release(pgp_data);
184
return true;
185
}
186
150
187
if (debug){
151
fprintf(stderr, "Trying to decrypt OpenPGP data\n");
188
fprintf(stderr, "Initialize gpgme\n");
152
189
}
153
190
154
191
/* Init GPGME */
157
194
if (rc != GPG_ERR_NO_ERROR){
158
195
fprintf(stderr, "bad gpgme_engine_check_version: %s: %s\n",
159
196
gpgme_strsource(rc), gpgme_strerror(rc));
160
return -1;
197
return false;
161
198
}
162
199
163
/* Set GPGME home directory for the OpenPGP engine only */
200
/* Set GPGME home directory for the OpenPGP engine only */
164
201
rc = gpgme_get_engine_info (&engine_info);
165
202
if (rc != GPG_ERR_NO_ERROR){
166
203
fprintf(stderr, "bad gpgme_get_engine_info: %s: %s\n",
167
204
gpgme_strsource(rc), gpgme_strerror(rc));
168
return -1;
205
return false;
169
206
}
170
207
while(engine_info != NULL){
171
208
if(engine_info->protocol == GPGME_PROTOCOL_OpenPGP){
172
209
gpgme_set_engine_info(GPGME_PROTOCOL_OpenPGP,
173
engine_info->file_name, homedir);
210
engine_info->file_name, tempdir);
174
211
break;
175
212
}
176
213
engine_info = engine_info->next;
177
214
}
178
215
if(engine_info == NULL){
179
fprintf(stderr, "Could not set GPGME home dir to %s\n", homedir);
180
return -1;
216
fprintf(stderr, "Could not set GPGME home dir to %s\n", tempdir);
217
return false;
218
}
219
220
/* Create new GPGME "context" */
221
rc = gpgme_new(&(mc->ctx));
222
if (rc != GPG_ERR_NO_ERROR){
223
fprintf(stderr, "bad gpgme_new: %s: %s\n",
224
gpgme_strsource(rc), gpgme_strerror(rc));
225
return false;
226
}
227
228
if (not import_key(pubkey) or not import_key(seckey)){
229
return false;
230
}
231
232
return true;
233
}
234
235
/*
236
* Decrypt OpenPGP data.
237
* Returns -1 on error
238
*/
239
static ssize_t pgp_packet_decrypt (const mandos_context *mc,
240
const char *cryptotext,
241
size_t crypto_size,
242
char **plaintext){
243
gpgme_data_t dh_crypto, dh_plain;
244
gpgme_error_t rc;
245
ssize_t ret;
246
size_t plaintext_capacity = 0;
247
ssize_t plaintext_length = 0;
248
249
if (debug){
250
fprintf(stderr, "Trying to decrypt OpenPGP data\n");
181
251
}
182
252
183
253
/* Create new GPGME data buffer from memory cryptotext */
198
268
return -1;
199
269
}
200
270
201
/* Create new GPGME "context" */
202
rc = gpgme_new(&ctx);
203
if (rc != GPG_ERR_NO_ERROR){
204
fprintf(stderr, "bad gpgme_new: %s: %s\n",
205
gpgme_strsource(rc), gpgme_strerror(rc));
206
plaintext_length = -1;
207
goto decrypt_end;
208
}
209
210
271
/* Decrypt data from the cryptotext data buffer to the plaintext
211
272
data buffer */
212
rc = gpgme_op_decrypt(ctx, dh_crypto, dh_plain);
273
rc = gpgme_op_decrypt(mc->ctx, dh_crypto, dh_plain);
213
274
if (rc != GPG_ERR_NO_ERROR){
214
275
fprintf(stderr, "bad gpgme_op_decrypt: %s: %s\n",
215
276
gpgme_strsource(rc), gpgme_strerror(rc));
216
277
plaintext_length = -1;
278
if (debug){
279
gpgme_decrypt_result_t result;
280
result = gpgme_op_decrypt_result(mc->ctx);
281
if (result == NULL){
282
fprintf(stderr, "gpgme_op_decrypt_result failed\n");
283
} else {
284
fprintf(stderr, "Unsupported algorithm: %s\n",
285
result->unsupported_algorithm);
286
fprintf(stderr, "Wrong key usage: %u\n",
287
result->wrong_key_usage);
288
if(result->file_name != NULL){
289
fprintf(stderr, "File name: %s\n", result->file_name);
290
}
291
gpgme_recipient_t recipient;
292
recipient = result->recipients;
293
if(recipient){
294
while(recipient != NULL){
295
fprintf(stderr, "Public key algorithm: %s\n",
296
gpgme_pubkey_algo_name(recipient->pubkey_algo));
297
fprintf(stderr, "Key ID: %s\n", recipient->keyid);
298
fprintf(stderr, "Secret key available: %s\n",
299
recipient->status == GPG_ERR_NO_SECKEY
300
? "No" : "Yes");
301
recipient = recipient->next;
302
}
303
}
304
}
305
}
217
306
goto decrypt_end;
218
307
}
219
308
221
310
fprintf(stderr, "Decryption of OpenPGP data succeeded\n");
222
311
}
223
312
224
if (debug){
225
gpgme_decrypt_result_t result;
226
result = gpgme_op_decrypt_result(ctx);
227
if (result == NULL){
228
fprintf(stderr, "gpgme_op_decrypt_result failed\n");
229
} else {
230
fprintf(stderr, "Unsupported algorithm: %s\n",
231
result->unsupported_algorithm);
232
fprintf(stderr, "Wrong key usage: %u\n",
233
result->wrong_key_usage);
234
if(result->file_name != NULL){
235
fprintf(stderr, "File name: %s\n", result->file_name);
236
}
237
gpgme_recipient_t recipient;
238
recipient = result->recipients;
239
if(recipient){
240
while(recipient != NULL){
241
fprintf(stderr, "Public key algorithm: %s\n",
242
gpgme_pubkey_algo_name(recipient->pubkey_algo));
243
fprintf(stderr, "Key ID: %s\n", recipient->keyid);
244
fprintf(stderr, "Secret key available: %s\n",
245
recipient->status == GPG_ERR_NO_SECKEY
246
? "No" : "Yes");
247
recipient = recipient->next;
248
}
249
}
250
}
251
}
252
253
313
/* Seek back to the beginning of the GPGME plaintext data buffer */
254
314
if (gpgme_data_seek(dh_plain, (off_t) 0, SEEK_SET) == -1){
255
perror("pgpme_data_seek");
315
perror("gpgme_data_seek");
256
316
plaintext_length = -1;
257
317
goto decrypt_end;
258
318
}
282
342
}
283
343
plaintext_length += ret;
284
344
}
285
345
286
346
if(debug){
287
347
fprintf(stderr, "Decrypted password is: ");
288
348
for(ssize_t i = 0; i < plaintext_length; i++){
302
362
}
303
363
304
364
static const char * safer_gnutls_strerror (int value) {
305
const char *ret = gnutls_strerror (value);
365
const char *ret = gnutls_strerror (value); /* Spurious warning */
306
366
if (ret == NULL)
307
367
ret = "(unknown)";
308
368
return ret;
341
401
/* OpenPGP credentials */
342
402
gnutls_certificate_allocate_credentials(&mc->cred);
343
403
if (ret != GNUTLS_E_SUCCESS){
344
fprintf (stderr, "GnuTLS memory error: %s\n",
404
fprintf (stderr, "GnuTLS memory error: %s\n", /* Spurious
405
warning */
345
406
safer_gnutls_strerror(ret));
346
407
gnutls_global_deinit ();
347
408
return -1;
348
409
}
349
410
350
411
if(debug){
351
fprintf(stderr, "Attempting to use OpenPGP certificate %s"
352
" and keyfile %s as GnuTLS credentials\n", pubkeyfilename,
412
fprintf(stderr, "Attempting to use OpenPGP public key %s and"
413
" secret key %s as GnuTLS credentials\n", pubkeyfilename,
353
414
seckeyfilename);
354
415
}
355
416
360
421
fprintf(stderr,
361
422
"Error[%d] while reading the OpenPGP key pair ('%s',"
362
423
" '%s')\n", ret, pubkeyfilename, seckeyfilename);
363
fprintf(stdout, "The GnuTLS error is: %s\n",
424
fprintf(stderr, "The GnuTLS error is: %s\n",
364
425
safer_gnutls_strerror(ret));
365
426
goto globalfail;
366
427
}
380
441
}
381
442
382
443
gnutls_certificate_set_dh_params(mc->cred, mc->dh_params);
383
444
384
445
return 0;
385
446
386
447
globalfail:
387
448
388
449
gnutls_certificate_free_credentials(mc->cred);
389
450
gnutls_global_deinit();
451
gnutls_dh_params_deinit(mc->dh_params);
390
452
return -1;
391
392
453
}
393
454
394
455
static int init_gnutls_session(mandos_context *mc,
466
527
perror("socket");
467
528
return -1;
468
529
}
469
530
470
531
if(debug){
471
532
if(if_indextoname((unsigned int)if_index, interface) == NULL){
472
533
perror("if_indextoname");
475
536
fprintf(stderr, "Binding to interface %s\n", interface);
476
537
}
477
538
478
memset(&to, 0, sizeof(to)); /* Spurious warning */
539
memset(&to, 0, sizeof(to));
479
540
to.in6.sin6_family = AF_INET6;
480
541
/* It would be nice to have a way to detect if we were passed an
481
542
IPv4 address here. Now we assume an IPv6 address. */
511
572
perror("connect");
512
573
return -1;
513
574
}
514
575
515
576
const char *out = mandos_protocol_version;
516
577
written = 0;
517
578
while (true){
535
596
}
536
597
}
537
598
}
538
599
539
600
if(debug){
540
601
fprintf(stderr, "Establishing TLS session with %s\n", ip);
541
602
}
542
603
543
604
gnutls_transport_set_ptr (session, (gnutls_transport_ptr_t) tcp_sd);
544
605
545
606
do{
546
607
ret = gnutls_handshake (session);
547
608
} while(ret == GNUTLS_E_AGAIN or ret == GNUTLS_E_INTERRUPTED);
561
622
fprintf(stderr, "Retrieving pgp encrypted password from %s\n",
562
623
ip);
563
624
}
564
625
565
626
while(true){
566
627
buffer_capacity = adjustbuffer(&buffer, buffer_length,
567
628
buffer_capacity);
611
672
gnutls_bye (session, GNUTLS_SHUT_RDWR);
612
673
613
674
if (buffer_length > 0){
614
decrypted_buffer_size = pgp_packet_decrypt(buffer,
675
decrypted_buffer_size = pgp_packet_decrypt(mc, buffer,
615
676
buffer_length,
616
&decrypted_buffer,
617
keydir);
677
&decrypted_buffer);
618
678
if (decrypted_buffer_size >= 0){
619
679
written = 0;
620
680
while(written < (size_t) decrypted_buffer_size){
635
695
} else {
636
696
retval = -1;
637
697
}
698
} else {
699
retval = -1;
638
700
}
639
701
640
702
/* Shutdown procedure */
641
703
642
704
mandos_end:
643
705
free(buffer);
644
close(tcp_sd);
706
ret = TEMP_FAILURE_RETRY(close(tcp_sd));
707
if(ret == -1){
708
perror("close");
709
}
645
710
gnutls_deinit (session);
646
711
return retval;
647
712
}
661
726
flags,
662
727
void* userdata) {
663
728
mandos_context *mc = userdata;
664
assert(r); /* Spurious warning */
729
assert(r);
665
730
666
731
/* Called whenever a service has been resolved successfully or
667
732
timed out */
703
768
flags,
704
769
void* userdata) {
705
770
mandos_context *mc = userdata;
706
assert(b); /* Spurious warning */
771
assert(b);
707
772
708
773
/* Called whenever a new services becomes available on the LAN or
709
774
is removed from the LAN */
743
808
}
744
809
}
745
810
746
/* Combines file name and path and returns the malloced new
747
string. some sane checks could/should be added */
748
static char *combinepath(const char *first, const char *second){
749
char *tmp;
750
int ret = asprintf(&tmp, "%s/%s", first, second);
751
if(ret < 0){
752
return NULL;
753
}
754
return tmp;
755
}
756
757
758
811
int main(int argc, char *argv[]){
759
812
AvahiSServiceBrowser *sb = NULL;
760
813
int error;
766
819
uid_t uid;
767
820
gid_t gid;
768
821
char *connect_to = NULL;
822
char tempdir[] = "/tmp/mandosXXXXXX";
769
823
AvahiIfIndex if_index = AVAHI_IF_UNSPEC;
770
char *pubkeyfilename = NULL;
771
char *seckeyfilename = NULL;
772
const char *pubkeyname = "pubkey.txt";
773
const char *seckeyname = "seckey.txt";
824
const char *seckey = PATHDIR "/" SECKEY;
825
const char *pubkey = PATHDIR "/" PUBKEY;
826
774
827
mandos_context mc = { .simple_poll = NULL, .server = NULL,
775
.dh_bits = 1024, .priority = "SECURE256"};
828
.dh_bits = 1024, .priority = "SECURE256"
829
":!CTYPE-X.509:+CTYPE-OPENPGP" };
776
830
bool gnutls_initalized = false;
831
bool gpgme_initalized = false;
777
832
778
833
{
779
834
struct argp_option options[] = {
780
835
{ .name = "debug", .key = 128,
781
836
.doc = "Debug mode", .group = 3 },
782
837
{ .name = "connect", .key = 'c',
783
.arg = "IP",
784
.doc = "Connect directly to a sepcified mandos server",
838
.arg = "ADDRESS:PORT",
839
.doc = "Connect directly to a specific Mandos server",
785
840
.group = 1 },
786
841
{ .name = "interface", .key = 'i',
787
.arg = "INTERFACE",
788
.doc = "Interface that Avahi will conntect through",
789
.group = 1 },
790
{ .name = "keydir", .key = 'd',
791
.arg = "KEYDIR",
792
.doc = "Directory where the openpgp keyring is",
842
.arg = "NAME",
843
.doc = "Interface that will be used to search for Mandos"
844
" servers",
793
845
.group = 1 },
794
846
{ .name = "seckey", .key = 's',
795
.arg = "SECKEY",
796
.doc = "Secret openpgp key for gnutls authentication",
847
.arg = "FILE",
848
.doc = "OpenPGP secret key file base name",
797
849
.group = 1 },
798
850
{ .name = "pubkey", .key = 'p',
799
.arg = "PUBKEY",
800
.doc = "Public openpgp key for gnutls authentication",
851
.arg = "FILE",
852
.doc = "OpenPGP public key file base name",
801
853
.group = 2 },
802
854
{ .name = "dh-bits", .key = 129,
803
855
.arg = "BITS",
804
.doc = "dh-bits to use in gnutls communication",
856
.doc = "Bit length of the prime number used in the"
857
" Diffie-Hellman key exchange",
805
858
.group = 2 },
806
859
{ .name = "priority", .key = 130,
807
.arg = "PRIORITY",
808
.doc = "GNUTLS priority", .group = 1 },
860
.arg = "STRING",
861
.doc = "GnuTLS priority string for the TLS handshake",
862
.group = 1 },
809
863
{ .name = NULL }
810
864
};
811
812
865
813
866
error_t parse_opt (int key, char *arg,
814
867
struct argp_state *state) {
815
868
/* Get the INPUT argument from `argp_parse', which we know is
816
869
a pointer to our plugin list pointer. */
817
870
switch (key) {
818
case 128:
871
case 128: /* --debug */
819
872
debug = true;
820
873
break;
821
case 'c':
874
case 'c': /* --connect */
822
875
connect_to = arg;
823
876
break;
824
case 'i':
877
case 'i': /* --interface */
825
878
interface = arg;
826
879
break;
827
case 'd':
828
keydir = arg;
829
break;
830
case 's':
831
seckeyname = arg;
832
break;
833
case 'p':
834
pubkeyname = arg;
835
break;
836
case 129:
880
case 's': /* --seckey */
881
seckey = arg;
882
break;
883
case 'p': /* --pubkey */
884
pubkey = arg;
885
break;
886
case 129: /* --dh-bits */
837
887
errno = 0;
838
888
mc.dh_bits = (unsigned int) strtol(arg, NULL, 10);
839
889
if (errno){
841
891
exit(EXIT_FAILURE);
842
892
}
843
893
break;
844
case 130:
894
case 130: /* --priority */
845
895
mc.priority = arg;
846
896
break;
847
897
case ARGP_KEY_ARG:
853
903
}
854
904
return 0;
855
905
}
856
906
857
907
struct argp argp = { .options = options, .parser = parse_opt,
858
908
.args_doc = "",
859
909
.doc = "Mandos client -- Get and decrypt"
860
" passwords from mandos server" };
910
" passwords from a Mandos server" };
861
911
ret = argp_parse (&argp, argc, argv, 0, 0, NULL);
862
912
if (ret == ARGP_ERR_UNKNOWN){
863
913
fprintf(stderr, "Unknown error while parsing arguments\n");
865
915
goto end;
866
916
}
867
917
}
868
869
pubkeyfilename = combinepath(keydir, pubkeyname);
870
if (pubkeyfilename == NULL){
871
perror("combinepath");
872
exitcode = EXIT_FAILURE;
873
goto end;
874
}
875
876
seckeyfilename = combinepath(keydir, seckeyname);
877
if (seckeyfilename == NULL){
878
perror("combinepath");
879
exitcode = EXIT_FAILURE;
880
goto end;
881
}
882
883
ret = init_gnutls_global(&mc, pubkeyfilename, seckeyfilename);
884
if (ret == -1){
885
fprintf(stderr, "init_gnutls_global failed\n");
886
exitcode = EXIT_FAILURE;
887
goto end;
888
} else {
889
gnutls_initalized = true;
890
}
891
918
892
919
/* If the interface is down, bring it up */
893
920
{
897
924
exitcode = EXIT_FAILURE;
898
925
goto end;
899
926
}
900
strcpy(network.ifr_name, interface); /* Spurious warning */
927
strcpy(network.ifr_name, interface);
901
928
ret = ioctl(sd, SIOCGIFFLAGS, &network);
902
929
if(ret == -1){
903
930
perror("ioctl SIOCGIFFLAGS");
913
940
goto end;
914
941
}
915
942
}
916
close(sd);
943
ret = TEMP_FAILURE_RETRY(close(sd));
944
if(ret == -1){
945
perror("close");
946
}
917
947
}
918
948
919
949
uid = getuid();
929
959
perror("setgid");
930
960
}
931
961
962
ret = init_gnutls_global(&mc, pubkey, seckey);
963
if (ret == -1){
964
fprintf(stderr, "init_gnutls_global failed\n");
965
exitcode = EXIT_FAILURE;
966
goto end;
967
} else {
968
gnutls_initalized = true;
969
}
970
971
if(mkdtemp(tempdir) == NULL){
972
perror("mkdtemp");
973
tempdir[0] = '\0';
974
goto end;
975
}
976
977
if(not init_gpgme(&mc, pubkey, seckey, tempdir)){
978
fprintf(stderr, "gpgme_initalized failed\n");
979
exitcode = EXIT_FAILURE;
980
goto end;
981
} else {
982
gpgme_initalized = true;
983
}
984
932
985
if_index = (AvahiIfIndex) if_nametoindex(interface);
933
986
if(if_index == 0){
934
987
fprintf(stderr, "No such interface: \"%s\"\n", interface);
977
1030
exitcode = EXIT_FAILURE;
978
1031
goto end;
979
1032
}
980
1033
981
1034
{
982
1035
AvahiServerConfig config;
983
1036
/* Do not publish any local Zeroconf records */
986
1039
config.publish_addresses = 0;
987
1040
config.publish_workstation = 0;
988
1041
config.publish_domain = 0;
989
1042
990
1043
/* Allocate a new server */
991
1044
mc.server = avahi_server_new(avahi_simple_poll_get
992
1045
(mc.simple_poll), &config, NULL,
993
1046
NULL, &error);
994
1047
995
1048
/* Free the Avahi configuration data */
996
1049
avahi_server_config_free(&config);
997
1050
}
1017
1070
}
1018
1071
1019
1072
/* Run the main loop */
1020
1073
1021
1074
if (debug){
1022
1075
fprintf(stderr, "Starting Avahi loop search\n");
1023
1076
}
1025
1078
avahi_simple_poll_loop(mc.simple_poll);
1026
1079
1027
1080
end:
1028
1081
1029
1082
if (debug){
1030
1083
fprintf(stderr, "%s exiting\n", argv[0]);
1031
1084
}
1036
1089
1037
1090
if (mc.server != NULL)
1038
1091
avahi_server_free(mc.server);
1039
1092
1040
1093
if (mc.simple_poll != NULL)
1041
1094
avahi_simple_poll_free(mc.simple_poll);
1042
free(pubkeyfilename);
1043
free(seckeyfilename);
1044
1095
1045
1096
if (gnutls_initalized){
1046
1097
gnutls_certificate_free_credentials(mc.cred);
1047
1098
gnutls_global_deinit ();
1048
}
1049
1099
gnutls_dh_params_deinit(mc.dh_params);
1100
}
1101
1102
if(gpgme_initalized){
1103
gpgme_release(mc.ctx);
1104
}
1105
1106
/* Removes the temp directory used by GPGME */
1107
if(tempdir[0] != '\0'){
1108
DIR *d;
1109
struct dirent *direntry;
1110
d = opendir(tempdir);
1111
if(d == NULL){
1112
perror("opendir");
1113
} else {
1114
while(true){
1115
direntry = readdir(d);
1116
if(direntry == NULL){
1117
break;
1118
}
1119
if (direntry->d_type == DT_REG){
1120
char *fullname = NULL;
1121
ret = asprintf(&fullname, "%s/%s", tempdir,
1122
direntry->d_name);
1123
if(ret < 0){
1124
perror("asprintf");
1125
continue;
1126
}
1127
ret = unlink(fullname);
1128
if(ret == -1){
1129
fprintf(stderr, "unlink(\"%s\"): %s",
1130
fullname, strerror(errno));
1131
}
1132
free(fullname);
1133
}
1134
}
1135
closedir(d);
1136
}
1137
ret = rmdir(tempdir);
1138
if(ret == -1){
1139
perror("rmdir");
1140
}
1141
}
1142
1050
1143
return exitcode;
1051
1144
}
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0