diff options
Diffstat (limited to 'src/shared/libosmocore/utils/osmo-auc-gen.c')
| -rw-r--r-- | src/shared/libosmocore/utils/osmo-auc-gen.c | 80 |
1 files changed, 64 insertions, 16 deletions
diff --git a/src/shared/libosmocore/utils/osmo-auc-gen.c b/src/shared/libosmocore/utils/osmo-auc-gen.c index 62b51289..e3502b2c 100644 --- a/src/shared/libosmocore/utils/osmo-auc-gen.c +++ b/src/shared/libosmocore/utils/osmo-auc-gen.c @@ -1,6 +1,6 @@ /* GSM/GPRS/3G authentication testing tool */ -/* (C) 2010-2011 by Harald Welte <laforge@gnumonks.org> +/* (C) 2010-2012 by Harald Welte <laforge@gnumonks.org> * * All Rights Reserved * @@ -52,17 +52,34 @@ static struct osmo_sub_auth_data test_aud = { .algo = OSMO_AUTH_ALG_NONE, }; +static void help() +{ + printf( "-2 --2g\tUse 2G (GSM) authentication\n" + "-3 --3g\tUse 3G (UMTS) authentication\n" + "-a --algorithm\tSpecify name of the algorithm\n" + "-k --key\tSpecify Ki / K\n" + "-o --opc\tSpecify OPC (only for 3G)\n" + "-O --op\tSpecify OP (only for 3G)\n" + "-a --amf\tSpecify AMF (only for 3G)\n" + "-s --sqn\tSpecify SQN (only for 3G)\n" + "-A --auts\tSpecify AUTS (only for 3G)\n" + "-r --rand\tSpecify random value\n"); +} + int main(int argc, char **argv) { struct osmo_auth_vector _vec; struct osmo_auth_vector *vec = &_vec; - uint8_t _rand[16]; + uint8_t _rand[16], _auts[16]; int rc, option_index; int rand_is_set = 0; + int auts_is_set = 0; - printf("osmo-auc-gen (C) 2011 by Harald Welte\n"); + printf("osmo-auc-gen (C) 2011-2012 by Harald Welte\n"); printf("This is FREE SOFTWARE with ABSOLUTELY NO WARRANTY\n\n"); + memset(_auts, 0, sizeof(_auts)); + while (1) { int c; unsigned long ul; @@ -72,15 +89,18 @@ int main(int argc, char **argv) { "algorithm", 1, 0, 'a' }, { "key", 1, 0, 'k' }, { "opc", 1, 0, 'o' }, + { "op", 1, 0, 'O' }, { "amf", 1, 0, 'f' }, { "sqn", 1, 0, 's' }, { "rand", 1, 0, 'r' }, + { "auts", 1, 0, 'A' }, + { "help", 0, 0, 'h' }, { 0, 0, 0, 0 } }; rc = 0; - c = getopt_long(argc, argv, "23a:k:o:f:s:r:", long_options, + c = getopt_long(argc, argv, "23a:k:o:f:s:r:hO:A:", long_options, &option_index); if (c == -1) @@ -120,6 +140,24 @@ int main(int argc, char **argv) } rc = osmo_hexparse(optarg, test_aud.u.umts.opc, sizeof(test_aud.u.umts.opc)); + test_aud.u.umts.opc_is_op = 0; + break; + case 'O': + if (test_aud.type != OSMO_AUTH_TYPE_UMTS) { + fprintf(stderr, "Only UMTS has OP\n"); + exit(2); + } + rc = osmo_hexparse(optarg, test_aud.u.umts.opc, + sizeof(test_aud.u.umts.opc)); + test_aud.u.umts.opc_is_op = 1; + break; + case 'A': + if (test_aud.type != OSMO_AUTH_TYPE_UMTS) { + fprintf(stderr, "Only UMTS has AUTS\n"); + exit(2); + } + rc = osmo_hexparse(optarg, _auts, sizeof(_auts)); + auts_is_set = 1; break; case 'f': if (test_aud.type != OSMO_AUTH_TYPE_UMTS) { @@ -141,6 +179,12 @@ int main(int argc, char **argv) rc = osmo_hexparse(optarg, _rand, sizeof(_rand)); rand_is_set = 1; break; + case 'h': + help(); + exit(0); + default: + help(); + exit(1); } if (rc < 0) { @@ -158,26 +202,30 @@ int main(int argc, char **argv) *(uint32_t *)(&_rand[12]) = rand(); } + if (test_aud.type == OSMO_AUTH_TYPE_NONE || + test_aud.algo == OSMO_AUTH_ALG_NONE) { + help(); + exit(2); + } + memset(vec, 0, sizeof(*vec)); - rc = osmo_auth_gen_vec(vec, &test_aud, _rand); + if (!auts_is_set) + rc = osmo_auth_gen_vec(vec, &test_aud, _rand); + else + rc = osmo_auth_gen_vec_auts(vec, &test_aud, _auts, _rand, _rand); if (rc < 0) { - fprintf(stderr, "error generating auth vector\n"); + if (!auts_is_set) + fprintf(stderr, "error generating auth vector\n"); + else + fprintf(stderr, "AUTS from MS seems incorrect\n"); exit(1); } dump_auth_vec(vec); -#if 0 - const uint8_t auts[14] = { 0x87, 0x11, 0xa0, 0xec, 0x9e, 0x16, 0x37, 0xdf, - 0x17, 0xf8, 0x0b, 0x38, 0x4e, 0xe4 }; - rc = osmo_auth_gen_vec_auts(vec, &test_aud, auts, _rand, _rand); - if (rc < 0) { - printf("AUTS failed\n"); - } else { + if (auts_is_set) printf("AUTS success: SEQ.MS = %lu\n", test_aud.u.umts.sqn); - } -#endif - exit(0); + exit(0); } |