32
32
#define _LARGEFILE_SOURCE
33
33
#define _FILE_OFFSET_BITS 64
35
#define _GNU_SOURCE /* TEMP_FAILURE_RETRY() */
41
#include <net/if.h> /* if_nametoindex */
42
#include <sys/ioctl.h> // ioctl, ifreq, SIOCGIFFLAGS, IFF_UP, SIOCSIFFLAGS
43
#include <net/if.h> // ioctl, ifreq, SIOCGIFFLAGS, IFF_UP, SIOCSIFFLAGS
35
#define _GNU_SOURCE /* TEMP_FAILURE_RETRY(), asprintf() */
37
#include <stdio.h> /* fprintf(), stderr, fwrite(),
39
#include <stdint.h> /* uint16_t, uint32_t */
40
#include <stddef.h> /* NULL, size_t, ssize_t */
41
#include <stdlib.h> /* free(), EXIT_SUCCESS, EXIT_FAILURE,
43
#include <stdbool.h> /* bool, true */
44
#include <string.h> /* memset(), strcmp(), strlen(),
45
strerror(), asprintf(), strcpy() */
46
#include <sys/ioctl.h> /* ioctl */
47
#include <sys/types.h> /* socket(), inet_pton(), sockaddr,
48
sockaddr_in6, PF_INET6,
49
SOCK_STREAM, INET6_ADDRSTRLEN,
51
#include <inttypes.h> /* PRIu16 */
52
#include <sys/socket.h> /* socket(), struct sockaddr_in6,
53
struct in6_addr, inet_pton(),
55
#include <assert.h> /* assert() */
56
#include <errno.h> /* perror(), errno */
57
#include <time.h> /* time() */
58
#include <net/if.h> /* ioctl, ifreq, SIOCGIFFLAGS, IFF_UP,
59
SIOCSIFFLAGS, if_indextoname(),
60
if_nametoindex(), IF_NAMESIZE */
61
#include <unistd.h> /* close(), SEEK_SET, off_t, write(),
62
getuid(), getgid(), setuid(),
64
#include <netinet/in.h>
65
#include <arpa/inet.h> /* inet_pton(), htons */
66
#include <iso646.h> /* not, and */
67
#include <argp.h> /* struct argp_option, error_t, struct
68
argp_state, struct argp,
69
argp_parse(), ARGP_KEY_ARG,
70
ARGP_KEY_END, ARGP_ERR_UNKNOWN */
73
/* All Avahi types, constants and functions
45
76
#include <avahi-core/core.h>
46
77
#include <avahi-core/lookup.h>
47
78
#include <avahi-core/log.h>
49
80
#include <avahi-common/malloc.h>
50
81
#include <avahi-common/error.h>
53
#include <sys/types.h> /* socket(), inet_pton() */
54
#include <sys/socket.h> /* socket(), struct sockaddr_in6,
55
struct in6_addr, inet_pton() */
56
#include <gnutls/gnutls.h> /* All GnuTLS stuff */
57
#include <gnutls/openpgp.h> /* GnuTLS with openpgp stuff */
59
#include <unistd.h> /* close() */
60
#include <netinet/in.h>
61
#include <stdbool.h> /* true */
62
#include <string.h> /* memset */
63
#include <arpa/inet.h> /* inet_pton() */
64
#include <iso646.h> /* not */
67
#include <errno.h> /* perror() */
84
#include <gnutls/gnutls.h> /* All GnuTLS types, constants and
87
init_gnutls_session(),
89
#include <gnutls/openpgp.h> /* gnutls_certificate_set_openpgp_key_file(),
90
GNUTLS_OPENPGP_FMT_BASE64 */
93
#include <gpgme.h> /* All GPGME types, constants and
96
GPGME_PROTOCOL_OpenPGP,
73
99
#define BUFFER_SIZE 256
76
static const char *certdir = "/conf/conf.d/mandos";
77
static const char *certfile = "openpgp-client.txt";
78
static const char *certkey = "openpgp-client-key.txt";
80
101
bool debug = false;
82
const char mandos_protocol_version[] = "1";
102
static const char *keydir = "/conf/conf.d/mandos";
103
static const char mandos_protocol_version[] = "1";
104
const char *argp_program_version = "password-request 1.0";
105
const char *argp_program_bug_address = "<mandos@fukt.bsnet.se>";
107
/* Used for passing in values through the Avahi callback functions */
85
109
AvahiSimplePoll *simple_poll;
86
110
AvahiServer *server;
87
111
gnutls_certificate_credentials_t cred;
88
112
unsigned int dh_bits;
113
gnutls_dh_params_t dh_params;
89
114
const char *priority;
92
size_t adjustbuffer(char *buffer, size_t buffer_length,
118
* Make room in "buffer" for at least BUFFER_SIZE additional bytes.
119
* "buffer_capacity" is how much is currently allocated,
120
* "buffer_length" is how much is already used.
122
size_t adjustbuffer(char **buffer, size_t buffer_length,
93
123
size_t buffer_capacity){
94
124
if (buffer_length + BUFFER_SIZE > buffer_capacity){
95
buffer = realloc(buffer, buffer_capacity + BUFFER_SIZE);
125
*buffer = realloc(*buffer, buffer_capacity + BUFFER_SIZE);
96
126
if (buffer == NULL){
214
/* Delete the GPGME FILE pointer cryptotext data buffer */
215
gpgme_data_release(dh_crypto);
217
253
/* Seek back to the beginning of the GPGME plaintext data buffer */
218
254
if (gpgme_data_seek(dh_plain, (off_t) 0, SEEK_SET) == -1){
219
255
perror("pgpme_data_seek");
256
plaintext_length = -1;
224
new_packet_capacity = adjustbuffer(*new_packet, new_packet_length,
225
new_packet_capacity);
226
if (new_packet_capacity == 0){
262
plaintext_capacity = adjustbuffer(plaintext,
263
(size_t)plaintext_length,
265
if (plaintext_capacity == 0){
227
266
perror("adjustbuffer");
230
new_packet_capacity += BUFFER_SIZE;
267
plaintext_length = -1;
233
ret = gpgme_data_read(dh_plain, *new_packet + new_packet_length,
271
ret = gpgme_data_read(dh_plain, *plaintext + plaintext_length,
235
273
/* Print the data, if any */
240
279
perror("gpgme_data_read");
280
plaintext_length = -1;
243
new_packet_length += ret;
283
plaintext_length += ret;
246
/* FIXME: check characters before printing to screen so to not print
247
terminal control characters */
249
/* fprintf(stderr, "decrypted password is: "); */
250
/* fwrite(*new_packet, 1, new_packet_length, stderr); */
251
/* fprintf(stderr, "\n"); */
287
fprintf(stderr, "Decrypted password is: ");
288
for(ssize_t i = 0; i < plaintext_length; i++){
289
fprintf(stderr, "%02hhX ", (*plaintext)[i]);
291
fprintf(stderr, "\n");
296
/* Delete the GPGME cryptotext data buffer */
297
gpgme_data_release(dh_crypto);
254
299
/* Delete the GPGME plaintext data buffer */
255
300
gpgme_data_release(dh_plain);
256
return new_packet_length;
301
return plaintext_length;
259
304
static const char * safer_gnutls_strerror (int value) {
260
const char *ret = gnutls_strerror (value);
305
const char *ret = gnutls_strerror (value); /* Spurious warning */
262
307
ret = "(unknown)";
311
/* GnuTLS log function callback */
266
312
static void debuggnutls(__attribute__((unused)) int level,
267
313
const char* string){
268
fprintf(stderr, "%s", string);
314
fprintf(stderr, "GnuTLS: %s", string);
271
static int initgnutls(mandos_context *mc){
317
static int init_gnutls_global(mandos_context *mc,
318
const char *pubkeyfilename,
319
const char *seckeyfilename){
276
323
fprintf(stderr, "Initializing GnuTLS\n");
279
if ((ret = gnutls_global_init ())
280
!= GNUTLS_E_SUCCESS) {
281
fprintf (stderr, "global_init: %s\n", safer_gnutls_strerror(ret));
326
ret = gnutls_global_init();
327
if (ret != GNUTLS_E_SUCCESS) {
328
fprintf (stderr, "GnuTLS global_init: %s\n",
329
safer_gnutls_strerror(ret));
334
/* "Use a log level over 10 to enable all debugging options."
286
337
gnutls_global_set_log_level(11);
287
338
gnutls_global_set_log_function(debuggnutls);
290
/* openpgp credentials */
291
if ((ret = gnutls_certificate_allocate_credentials (&es->cred))
292
!= GNUTLS_E_SUCCESS) {
293
fprintf (stderr, "memory error: %s\n",
341
/* OpenPGP credentials */
342
gnutls_certificate_allocate_credentials(&mc->cred);
343
if (ret != GNUTLS_E_SUCCESS){
344
fprintf (stderr, "GnuTLS memory error: %s\n", /* Spurious
294
346
safer_gnutls_strerror(ret));
347
gnutls_global_deinit ();
299
352
fprintf(stderr, "Attempting to use OpenPGP certificate %s"
300
" and keyfile %s as GnuTLS credentials\n", certfile,
353
" and keyfile %s as GnuTLS credentials\n", pubkeyfilename,
304
357
ret = gnutls_certificate_set_openpgp_key_file
305
(es->cred, certfile, certkey, GNUTLS_OPENPGP_FMT_BASE64);
358
(mc->cred, pubkeyfilename, seckeyfilename,
359
GNUTLS_OPENPGP_FMT_BASE64);
306
360
if (ret != GNUTLS_E_SUCCESS) {
308
(stderr, "Error[%d] while reading the OpenPGP key pair ('%s',"
310
ret, certfile, certkey);
311
fprintf(stdout, "The Error is: %s\n",
362
"Error[%d] while reading the OpenPGP key pair ('%s',"
363
" '%s')\n", ret, pubkeyfilename, seckeyfilename);
364
fprintf(stdout, "The GnuTLS error is: %s\n",
312
365
safer_gnutls_strerror(ret));
316
//GnuTLS server initialization
317
if ((ret = gnutls_dh_params_init (&es->dh_params))
318
!= GNUTLS_E_SUCCESS) {
319
fprintf (stderr, "Error in dh parameter initialization: %s\n",
320
safer_gnutls_strerror(ret));
324
if ((ret = gnutls_dh_params_generate2 (es->dh_params, DH_BITS))
325
!= GNUTLS_E_SUCCESS) {
326
fprintf (stderr, "Error in prime generation: %s\n",
327
safer_gnutls_strerror(ret));
331
gnutls_certificate_set_dh_params (es->cred, es->dh_params);
333
// GnuTLS session creation
334
if ((ret = gnutls_init (&es->session, GNUTLS_SERVER))
335
!= GNUTLS_E_SUCCESS){
369
/* GnuTLS server initialization */
370
ret = gnutls_dh_params_init(&mc->dh_params);
371
if (ret != GNUTLS_E_SUCCESS) {
372
fprintf (stderr, "Error in GnuTLS DH parameter initialization:"
373
" %s\n", safer_gnutls_strerror(ret));
376
ret = gnutls_dh_params_generate2(mc->dh_params, mc->dh_bits);
377
if (ret != GNUTLS_E_SUCCESS) {
378
fprintf (stderr, "Error in GnuTLS prime generation: %s\n",
379
safer_gnutls_strerror(ret));
383
gnutls_certificate_set_dh_params(mc->cred, mc->dh_params);
389
gnutls_certificate_free_credentials(mc->cred);
390
gnutls_global_deinit();
395
static int init_gnutls_session(mandos_context *mc,
396
gnutls_session_t *session){
398
/* GnuTLS session creation */
399
ret = gnutls_init(session, GNUTLS_SERVER);
400
if (ret != GNUTLS_E_SUCCESS){
336
401
fprintf(stderr, "Error in GnuTLS session initialization: %s\n",
337
402
safer_gnutls_strerror(ret));
340
if ((ret = gnutls_priority_set_direct (es->session, mc->priority, &err))
341
!= GNUTLS_E_SUCCESS) {
342
fprintf(stderr, "Syntax error at: %s\n", err);
343
fprintf(stderr, "GnuTLS error: %s\n",
344
safer_gnutls_strerror(ret));
407
ret = gnutls_priority_set_direct(*session, mc->priority, &err);
408
if (ret != GNUTLS_E_SUCCESS) {
409
fprintf(stderr, "Syntax error at: %s\n", err);
410
fprintf(stderr, "GnuTLS error: %s\n",
411
safer_gnutls_strerror(ret));
412
gnutls_deinit (*session);
348
if ((ret = gnutls_credentials_set
349
(es->session, GNUTLS_CRD_CERTIFICATE, es->cred))
350
!= GNUTLS_E_SUCCESS) {
351
fprintf(stderr, "Error setting a credentials set: %s\n",
417
ret = gnutls_credentials_set(*session, GNUTLS_CRD_CERTIFICATE,
419
if (ret != GNUTLS_E_SUCCESS) {
420
fprintf(stderr, "Error setting GnuTLS credentials: %s\n",
352
421
safer_gnutls_strerror(ret));
422
gnutls_deinit (*session);
356
426
/* ignore client certificate if any. */
357
gnutls_certificate_server_set_request (es->session,
427
gnutls_certificate_server_set_request (*session,
358
428
GNUTLS_CERT_IGNORE);
360
gnutls_dh_set_prime_bits (es->session, DH_BITS);
430
gnutls_dh_set_prime_bits (*session, mc->dh_bits);
435
/* Avahi log function callback */
365
436
static void empty_log(__attribute__((unused)) AvahiLogLevel level,
366
437
__attribute__((unused)) const char *txt){}
439
/* Called when a Mandos server is found */
368
440
static int start_mandos_communication(const char *ip, uint16_t port,
369
441
AvahiIfIndex if_index,
370
442
mandos_context *mc){
372
struct sockaddr_in6 to;
373
encrypted_session es;
444
union { struct sockaddr in; struct sockaddr_in6 in6; } to;
374
445
char *buffer = NULL;
375
446
char *decrypted_buffer;
376
447
size_t buffer_length = 0;
395
472
if(if_indextoname((unsigned int)if_index, interface) == NULL){
397
perror("if_indextoname");
473
perror("if_indextoname");
402
476
fprintf(stderr, "Binding to interface %s\n", interface);
405
memset(&to,0,sizeof(to)); /* Spurious warning */
406
to.sin6_family = AF_INET6;
407
ret = inet_pton(AF_INET6, ip, &to.sin6_addr);
479
memset(&to, 0, sizeof(to));
480
to.in6.sin6_family = AF_INET6;
481
/* It would be nice to have a way to detect if we were passed an
482
IPv4 address here. Now we assume an IPv6 address. */
483
ret = inet_pton(AF_INET6, ip, &to.in6.sin6_addr);
409
485
perror("inet_pton");
413
489
fprintf(stderr, "Bad address: %s\n", ip);
416
to.sin6_port = htons(port); /* Spurious warning */
492
to.in6.sin6_port = htons(port); /* Spurious warning */
418
to.sin6_scope_id = (uint32_t)if_index;
494
to.in6.sin6_scope_id = (uint32_t)if_index;
421
fprintf(stderr, "Connection to: %s, port %d\n", ip, port);
422
/* char addrstr[INET6_ADDRSTRLEN]; */
423
/* if(inet_ntop(to.sin6_family, &(to.sin6_addr), addrstr, */
424
/* sizeof(addrstr)) == NULL){ */
425
/* perror("inet_ntop"); */
427
/* fprintf(stderr, "Really connecting to: %s, port %d\n", */
428
/* addrstr, ntohs(to.sin6_port)); */
497
fprintf(stderr, "Connection to: %s, port %" PRIu16 "\n", ip,
499
char addrstr[INET6_ADDRSTRLEN] = "";
500
if(inet_ntop(to.in6.sin6_family, &(to.in6.sin6_addr), addrstr,
501
sizeof(addrstr)) == NULL){
504
if(strcmp(addrstr, ip) != 0){
505
fprintf(stderr, "Canonical address form: %s\n", addrstr);
432
ret = connect(tcp_sd, (struct sockaddr *) &to, sizeof(to));
510
ret = connect(tcp_sd, &to.in, sizeof(to));
434
512
perror("connect");
438
char *out = mandos_protocol_version;
516
const char *out = mandos_protocol_version;
441
519
size_t out_size = strlen(out);
636
714
case AVAHI_BROWSER_FAILURE:
638
fprintf(stderr, "(Browser) %s\n",
716
fprintf(stderr, "(Avahi browser) %s\n",
639
717
avahi_strerror(avahi_server_errno(mc->server)));
640
718
avahi_simple_poll_quit(mc->simple_poll);
643
721
case AVAHI_BROWSER_NEW:
644
/* We ignore the returned resolver object. In the callback
645
function we free it. If the server is terminated before
646
the callback function is called the server will free
647
the resolver for us. */
649
if (!(avahi_s_service_resolver_new(mc->server, interface, protocol, name,
722
/* We ignore the returned Avahi resolver object. In the callback
723
function we free it. If the Avahi server is terminated before
724
the callback function is called the Avahi server will free the
727
if (!(avahi_s_service_resolver_new(mc->server, interface,
728
protocol, name, type, domain,
651
729
AVAHI_PROTO_INET6, 0,
652
730
resolve_callback, mc)))
653
fprintf(stderr, "Failed to resolve service '%s': %s\n", name,
654
avahi_strerror(avahi_server_errno(s)));
731
fprintf(stderr, "Avahi: Failed to resolve service '%s': %s\n",
732
name, avahi_strerror(avahi_server_errno(mc->server)));
657
735
case AVAHI_BROWSER_REMOVE:
660
738
case AVAHI_BROWSER_ALL_FOR_NOW:
661
739
case AVAHI_BROWSER_CACHE_EXHAUSTED:
741
fprintf(stderr, "No Mandos server found, still searching...\n");
666
747
/* Combines file name and path and returns the malloced new
667
748
string. some sane checks could/should be added */
668
static const char *combinepath(const char *first, const char *second){
669
size_t f_len = strlen(first);
670
size_t s_len = strlen(second);
671
char *tmp = malloc(f_len + s_len + 2);
749
static char *combinepath(const char *first, const char *second){
751
int ret = asprintf(&tmp, "%s/%s", first, second);
676
memcpy(tmp, first, f_len);
680
memcpy(tmp + f_len + 1, second, s_len);
682
tmp[f_len + 1 + s_len] = '\0';
687
int main(AVAHI_GCC_UNUSED int argc, AVAHI_GCC_UNUSED char*argv[]) {
688
AvahiServerConfig config;
759
int main(int argc, char *argv[]){
689
760
AvahiSServiceBrowser *sb = NULL;
692
int returncode = EXIT_SUCCESS;
763
int exitcode = EXIT_SUCCESS;
693
764
const char *interface = "eth0";
694
765
struct ifreq network;
696
769
char *connect_to = NULL;
697
770
AvahiIfIndex if_index = AVAHI_IF_UNSPEC;
771
char *pubkeyfilename = NULL;
772
char *seckeyfilename = NULL;
773
const char *pubkeyname = "pubkey.txt";
774
const char *seckeyname = "seckey.txt";
698
775
mandos_context mc = { .simple_poll = NULL, .server = NULL,
699
.dh_bits = 2048, .priority = "SECURE256"};
776
.dh_bits = 1024, .priority = "SECURE256"};
777
bool gnutls_initalized = false;
702
static struct option long_options[] = {
703
{"debug", no_argument, (int *)&debug, 1},
704
{"connect", required_argument, 0, 'C'},
705
{"interface", required_argument, 0, 'i'},
706
{"certdir", required_argument, 0, 'd'},
707
{"certkey", required_argument, 0, 'c'},
708
{"certfile", required_argument, 0, 'k'},
709
{"dh_bits", required_argument, 0, 'D'},
710
{"priority", required_argument, 0, 'p'},
713
int option_index = 0;
714
ret = getopt_long (argc, argv, "i:", long_options,
780
struct argp_option options[] = {
781
{ .name = "debug", .key = 128,
782
.doc = "Debug mode", .group = 3 },
783
{ .name = "connect", .key = 'c',
785
.doc = "Connect directly to a sepcified mandos server",
787
{ .name = "interface", .key = 'i',
789
.doc = "Interface that Avahi will conntect through",
791
{ .name = "keydir", .key = 'd',
793
.doc = "Directory where the openpgp keyring is",
795
{ .name = "seckey", .key = 's',
797
.doc = "Secret openpgp key for gnutls authentication",
799
{ .name = "pubkey", .key = 'p',
801
.doc = "Public openpgp key for gnutls authentication",
803
{ .name = "dh-bits", .key = 129,
805
.doc = "dh-bits to use in gnutls communication",
807
{ .name = "priority", .key = 130,
809
.doc = "GNUTLS priority", .group = 1 },
814
error_t parse_opt (int key, char *arg,
815
struct argp_state *state) {
816
/* Get the INPUT argument from `argp_parse', which we know is
817
a pointer to our plugin list pointer. */
743
tmp = strtol(optarg, NULL, 10);
744
if (errno == ERANGE){
839
mc.dh_bits = (unsigned int) strtol(arg, NULL, 10);
745
841
perror("strtol");
746
842
exit(EXIT_FAILURE);
752
mc.priority = optarg;
759
certfile = combinepath(certdir, certfile);
760
if (certfile == NULL){
761
perror("combinepath");
762
returncode = EXIT_FAILURE;
766
certkey = combinepath(certdir, certkey);
767
if (certkey == NULL){
768
perror("combinepath");
769
returncode = EXIT_FAILURE;
853
return ARGP_ERR_UNKNOWN;
858
struct argp argp = { .options = options, .parser = parse_opt,
860
.doc = "Mandos client -- Get and decrypt"
861
" passwords from mandos server" };
862
ret = argp_parse (&argp, argc, argv, 0, 0, NULL);
863
if (ret == ARGP_ERR_UNKNOWN){
864
fprintf(stderr, "Unknown error while parsing arguments\n");
865
exitcode = EXIT_FAILURE;
870
pubkeyfilename = combinepath(keydir, pubkeyname);
871
if (pubkeyfilename == NULL){
872
perror("combinepath");
873
exitcode = EXIT_FAILURE;
877
seckeyfilename = combinepath(keydir, seckeyname);
878
if (seckeyfilename == NULL){
879
perror("combinepath");
880
exitcode = EXIT_FAILURE;
884
ret = init_gnutls_global(&mc, pubkeyfilename, seckeyfilename);
886
fprintf(stderr, "init_gnutls_global failed\n");
887
exitcode = EXIT_FAILURE;
890
gnutls_initalized = true;
893
/* If the interface is down, bring it up */
895
sd = socket(PF_INET6, SOCK_DGRAM, IPPROTO_IP);
898
exitcode = EXIT_FAILURE;
901
strcpy(network.ifr_name, interface);
902
ret = ioctl(sd, SIOCGIFFLAGS, &network);
904
perror("ioctl SIOCGIFFLAGS");
905
exitcode = EXIT_FAILURE;
908
if((network.ifr_flags & IFF_UP) == 0){
909
network.ifr_flags |= IFF_UP;
910
ret = ioctl(sd, SIOCSIFFLAGS, &network);
912
perror("ioctl SIOCSIFFLAGS");
913
exitcode = EXIT_FAILURE;
773
933
if_index = (AvahiIfIndex) if_nametoindex(interface);
782
942
char *address = strrchr(connect_to, ':');
783
943
if(address == NULL){
784
944
fprintf(stderr, "No colon in address\n");
945
exitcode = EXIT_FAILURE;
788
949
uint16_t port = (uint16_t) strtol(address+1, NULL, 10);
790
951
perror("Bad port number");
952
exitcode = EXIT_FAILURE;
794
956
address = connect_to;
795
ret = start_mandos_communication(address, port, if_index);
957
ret = start_mandos_communication(address, port, if_index, &mc);
959
exitcode = EXIT_FAILURE;
803
sd = socket(PF_INET6, SOCK_DGRAM, IPPROTO_IP);
806
returncode = EXIT_FAILURE;
809
strcpy(network.ifr_name, interface);
810
ret = ioctl(sd, SIOCGIFFLAGS, &network);
813
perror("ioctl SIOCGIFFLAGS");
814
returncode = EXIT_FAILURE;
817
if((network.ifr_flags & IFF_UP) == 0){
818
network.ifr_flags |= IFF_UP;
819
ret = ioctl(sd, SIOCSIFFLAGS, &network);
821
perror("ioctl SIOCSIFFLAGS");
822
returncode = EXIT_FAILURE;
961
exitcode = EXIT_SUCCESS;
829
967
avahi_set_log_function(empty_log);
832
/* Initialize the psuedo-RNG */
970
/* Initialize the pseudo-RNG for Avahi */
833
971
srand((unsigned int) time(NULL));
835
/* Allocate main loop object */
836
if (!(mc.simple_poll = avahi_simple_poll_new())) {
837
fprintf(stderr, "Failed to create simple poll object.\n");
838
returncode = EXIT_FAILURE;
842
/* Do not publish any local records */
843
avahi_server_config_init(&config);
844
config.publish_hinfo = 0;
845
config.publish_addresses = 0;
846
config.publish_workstation = 0;
847
config.publish_domain = 0;
849
/* Allocate a new server */
850
mc.server = avahi_server_new(avahi_simple_poll_get(simple_poll),
851
&config, NULL, NULL, &error);
853
/* Free the configuration data */
854
avahi_server_config_free(&config);
856
/* Check if creating the server object succeeded */
858
fprintf(stderr, "Failed to create server: %s\n",
973
/* Allocate main Avahi loop object */
974
mc.simple_poll = avahi_simple_poll_new();
975
if (mc.simple_poll == NULL) {
976
fprintf(stderr, "Avahi: Failed to create simple poll"
978
exitcode = EXIT_FAILURE;
983
AvahiServerConfig config;
984
/* Do not publish any local Zeroconf records */
985
avahi_server_config_init(&config);
986
config.publish_hinfo = 0;
987
config.publish_addresses = 0;
988
config.publish_workstation = 0;
989
config.publish_domain = 0;
991
/* Allocate a new server */
992
mc.server = avahi_server_new(avahi_simple_poll_get
993
(mc.simple_poll), &config, NULL,
996
/* Free the Avahi configuration data */
997
avahi_server_config_free(&config);
1000
/* Check if creating the Avahi server object succeeded */
1001
if (mc.server == NULL) {
1002
fprintf(stderr, "Failed to create Avahi server: %s\n",
859
1003
avahi_strerror(error));
860
returncode = EXIT_FAILURE;
1004
exitcode = EXIT_FAILURE;
864
/* Create the service browser */
1008
/* Create the Avahi service browser */
865
1009
sb = avahi_s_service_browser_new(mc.server, if_index,
866
1010
AVAHI_PROTO_INET6,
867
1011
"_mandos._tcp", NULL, 0,
868
1012
browse_callback, &mc);
870
1014
fprintf(stderr, "Failed to create service browser: %s\n",
871
1015
avahi_strerror(avahi_server_errno(mc.server)));
872
returncode = EXIT_FAILURE;
1016
exitcode = EXIT_FAILURE;
876
1020
/* Run the main loop */
879
fprintf(stderr, "Starting avahi loop search\n");
1023
fprintf(stderr, "Starting Avahi loop search\n");
882
avahi_simple_poll_loop(simple_poll);
1026
avahi_simple_poll_loop(mc.simple_poll);
887
1031
fprintf(stderr, "%s exiting\n", argv[0]);
890
1034
/* Cleanup things */
892
1036
avahi_s_service_browser_free(sb);
1038
if (mc.server != NULL)
895
1039
avahi_server_free(mc.server);
898
avahi_simple_poll_free(simple_poll);
1041
if (mc.simple_poll != NULL)
1042
avahi_simple_poll_free(mc.simple_poll);
1043
free(pubkeyfilename);
1044
free(seckeyfilename);
1046
if (gnutls_initalized){
1047
gnutls_certificate_free_credentials(mc.cred);
1048
gnutls_global_deinit ();