#include #include #include #include #include #include #include #include #include static void apn_round_trip(const uint8_t *input, size_t len, const char *wanted_output) { char output[len ? len : 1]; uint8_t encoded[len + 50]; char *out_str; int enc_len; /* decode and verify we have what we want */ out_str = osmo_apn_to_str(output, input, len); OSMO_ASSERT(out_str); OSMO_ASSERT(out_str == &output[0]); OSMO_ASSERT(strlen(out_str) == strlen(wanted_output)); OSMO_ASSERT(strcmp(out_str, wanted_output) == 0); /* encode and verify it */ if (len != 0) { enc_len = osmo_apn_from_str(encoded, ARRAY_SIZE(encoded), wanted_output); OSMO_ASSERT(enc_len == len); OSMO_ASSERT(memcmp(encoded, input, enc_len) == 0); } else { enc_len = osmo_apn_from_str(encoded, 0, wanted_output); OSMO_ASSERT(enc_len == -1); } } static void test_gsm_03_03_apn(void) { { /* test invalid writes */ const uint8_t ref[10] = { 0xAB, 0xAC, 0xAD, 0xAE, 0xAF, 0xAB, 0xAC, 0xAD, 0xAE, 0xAF }; uint8_t output[10]; int enc_len; memcpy(output, ref, ARRAY_SIZE(output)); enc_len = osmo_apn_from_str(output, 0, ""); OSMO_ASSERT(enc_len == -1); OSMO_ASSERT(memcmp(ref, output, ARRAY_SIZE(ref)) == 0); memcpy(output, ref, ARRAY_SIZE(output)); enc_len = osmo_apn_from_str(output, 0, "foo"); OSMO_ASSERT(enc_len == -1); OSMO_ASSERT(memcmp(ref, output, ARRAY_SIZE(ref)) == 0); memcpy(output, ref, ARRAY_SIZE(output)); enc_len = osmo_apn_from_str(output, 1, "foo"); OSMO_ASSERT(enc_len == -1); OSMO_ASSERT(memcmp(ref + 1, output + 1, ARRAY_SIZE(ref) - 1) == 0); memcpy(output, ref, ARRAY_SIZE(output)); enc_len = osmo_apn_from_str(output, 2, "foo"); OSMO_ASSERT(enc_len == -1); OSMO_ASSERT(memcmp(ref + 2, output + 2, ARRAY_SIZE(ref) - 2) == 0); memcpy(output, ref, ARRAY_SIZE(output)); enc_len = osmo_apn_from_str(output, 3, "foo"); OSMO_ASSERT(enc_len == -1); OSMO_ASSERT(memcmp(ref + 3, output + 3, ARRAY_SIZE(ref) - 3) == 0); } { /* single empty label */ uint8_t input[] = { 0x0 }; const char *output = ""; apn_round_trip(input, ARRAY_SIZE(input), output); } { /* no label */ uint8_t input[] = { }; const char *output = ""; apn_round_trip(input, ARRAY_SIZE(input), output); } { /* single label with A */ uint8_t input[] = { 0x1, 65 }; const char *output = "A"; apn_round_trip(input, ARRAY_SIZE(input), output); OSMO_ASSERT(osmo_apn_to_str(NULL, input, ARRAY_SIZE(input) - 1) == NULL); } { /* NULL input */ uint8_t input[] = { 0x1, 65 }; char *output = "LOL"; OSMO_ASSERT(osmo_apn_to_str(output, NULL, ARRAY_SIZE(input) - 1) == NULL); } { uint8_t input[] = { 0x3, 65, 66, 67, 0x2, 90, 122 }; const char *output = "ABC.Zz"; char tmp[strlen(output) + 1]; apn_round_trip(input, ARRAY_SIZE(input), output); OSMO_ASSERT(osmo_apn_to_str(tmp, input, ARRAY_SIZE(input) - 1) == NULL); OSMO_ASSERT(osmo_apn_to_str(tmp, input, ARRAY_SIZE(input) - 2) == NULL); OSMO_ASSERT(osmo_apn_to_str(tmp, input, ARRAY_SIZE(input) - 4) == NULL); OSMO_ASSERT(osmo_apn_to_str(tmp, input, ARRAY_SIZE(input) - 5) == NULL); OSMO_ASSERT(osmo_apn_to_str(tmp, input, ARRAY_SIZE(input) - 6) == NULL); } } static void test_ptmsi_tlli(void) { OSMO_ASSERT(gprs_tlli2tmsi(0xc0010203) == 0xc0010203); OSMO_ASSERT(gprs_tlli2tmsi(0x80010203) == 0xc0010203); OSMO_ASSERT(gprs_tlli2tmsi(0x00010203) == 0xffffffff); OSMO_ASSERT(gprs_tmsi2tlli(0xc0010203, TLLI_LOCAL) == 0xc0010203); OSMO_ASSERT(gprs_tmsi2tlli(0xc0010203, TLLI_FOREIGN) == 0x80010203); } const struct log_info_cat default_categories[] = { }; static struct log_info info = { .cat = default_categories, .num_cat = ARRAY_SIZE(default_categories), }; int main(int argc, char **argv) { void *ctx = talloc_named_const(NULL, 0, "gprs_test"); osmo_init_logging2(ctx, &info); test_gsm_03_03_apn(); test_ptmsi_tlli(); printf("Done.\n"); return EXIT_SUCCESS; }