| /* |
| * (C) 2018 by sysmocom - s.f.m.c. GmbH |
| * All Rights Reserved |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| */ |
| |
| #include <osmocom/gsm/gsm29205.h> |
| #include <osmocom/core/msgb.h> |
| #include <osmocom/gsm/protocol/gsm_08_08.h> |
| #include <osmocom/gsm/gsm0808.h> |
| #include <osmocom/gsm/tlv.h> |
| #include <osmocom/core/logging.h> |
| #include <osmocom/core/application.h> |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <stdbool.h> |
| #include <string.h> |
| #include <errno.h> |
| |
| static void test_gcr(void) |
| { |
| static const uint8_t res[] = { |
| 0x03, /* .net_len */ |
| 0x51, 0x52, 0x53, /* .net */ |
| 0x02, /* .node length */ |
| 0xde, 0xad, /* .node */ |
| 0x05, /* length of Call. Ref. */ |
| 0x41, 0x42, 0x43, 0x44, 0x45 /* .cr - Call. Ref. */ |
| }; |
| uint8_t len; |
| struct msgb *msg; |
| struct osmo_gcr_parsed p = { |
| .net_len = 0, |
| .net = { 0 }, |
| .node = 0x00, |
| .cr = { 0 }, |
| }; |
| struct osmo_gcr_parsed g = { |
| .net_len = 3, |
| .net = { 0x51, 0x52, 0x53 }, |
| .node = 0xDEAD, |
| .cr = { 0x41, 0x42, 0x43, 0x44, 0x45 } |
| }; |
| int rc; |
| |
| msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM, "global call reference"); |
| if (!msg) |
| return; |
| |
| len = osmo_enc_gcr(msg, &g); |
| printf("Testing Global Call Reference encoder...\n\t%d bytes added: %s\n", |
| len, len == ARRAY_SIZE(res) ? "OK" : "FAIL"); |
| |
| if (!msgb_eq_data_print(msg, res, ARRAY_SIZE(res))) |
| abort(); |
| |
| rc = osmo_dec_gcr(&p, msgb_data(msg), msgb_length(msg)); |
| if (rc < 0) { |
| printf("decoding failed: %s [%s]\n", strerror(-rc), msgb_hexdump(msg)); |
| abort(); |
| } |
| |
| if (p.net_len != g.net_len) { |
| printf("Network ID length parsed wrong: %u != %u\n", p.net_len, g.net_len); |
| abort(); |
| } |
| |
| if (p.node != g.node) { |
| printf("Node ID parsed wrong: 0x%X != 0x%X\n", p.node, g.node); |
| abort(); |
| } |
| |
| if (memcmp(p.net, g.net, g.net_len) != 0) { |
| printf("Network ID parsed wrong: %s\n", osmo_hexdump(p.net, p.net_len)); |
| abort(); |
| } |
| |
| if (memcmp(p.cr, g.cr, 5) != 0) { |
| printf("Call ref. ID parsed wrong: %s\n", osmo_hexdump(p.cr, 5)); |
| abort(); |
| } |
| |
| printf("\tdecoded %d bytes: %s\n", rc, rc == len ? "OK" : "FAIL"); |
| msgb_free(msg); |
| } |
| |
| int main(int argc, char **argv) |
| { |
| osmo_init_logging2(talloc_named_const(NULL, 0, "gsm29205 test"), NULL); |
| |
| printf("Testing 3GPP TS 29.205 routines...\n"); |
| |
| test_gcr(); |
| |
| printf("Done.\n"); |
| |
| return EXIT_SUCCESS; |
| } |