Max | f74cfd3 | 2017-03-24 20:16:33 +0100 | [diff] [blame] | 1 | /* |
| 2 | * (C) 2012 by Holger Hans Peter Freyther <zecke@selfish.org> |
Harald Welte | e08da97 | 2017-11-13 01:00:26 +0900 | [diff] [blame] | 3 | * (C) 2017 by sysmocom - s.m.f.c. GmbH <info@sysmocom.de> |
Max | f74cfd3 | 2017-03-24 20:16:33 +0100 | [diff] [blame] | 4 | * All Rights Reserved |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License along |
| 17 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 19 | * |
| 20 | */ |
| 21 | |
| 22 | #include <osmocom/core/application.h> |
| 23 | #include <osmocom/core/logging.h> |
| 24 | #include <osmocom/core/utils.h> |
| 25 | #include <osmocom/gsm/lapdm.h> |
| 26 | #include <osmocom/gsm/rsl.h> |
| 27 | #include <osmocom/gsm/protocol/gsm_12_21.h> |
| 28 | |
| 29 | #include <errno.h> |
| 30 | #include <stdbool.h> |
| 31 | #include <string.h> |
| 32 | |
| 33 | static struct log_info info = {}; |
| 34 | |
| 35 | static const uint8_t simple_config[] = { 66, 18, 0, 3, 1, 2, 3, 19, 0, 3, 3, 4, 5 }; |
| 36 | |
| 37 | static const uint8_t dual_config[] = { |
| 38 | 66, 18, 0, 3, 1, 2, 3, 19, 0, 3, 3, 4, 5, |
| 39 | 66, 18, 0, 3, 9, 7, 5, 19, 0, 3, 6, 7, 8, |
| 40 | }; |
| 41 | |
| 42 | static void test_simple_sw_config(void) |
| 43 | { |
| 44 | struct abis_nm_sw_desc desc[1]; |
| 45 | uint16_t len; |
| 46 | int rc; |
| 47 | |
| 48 | rc = abis_nm_get_sw_conf(simple_config, ARRAY_SIZE(simple_config), &desc[0], ARRAY_SIZE(desc)); |
| 49 | if (rc != 1) { |
| 50 | printf("%s(): FAILED to parse the File Id/File version: %d\n", __func__, rc); |
| 51 | abort(); |
| 52 | } |
| 53 | |
| 54 | len = abis_nm_sw_desc_len(&desc[0], true); |
| 55 | if (len != 13) { |
| 56 | printf("WRONG SIZE: %u\n", len); |
| 57 | abort(); |
| 58 | } |
| 59 | |
| 60 | printf("len: %u\n", len); |
| 61 | printf("file_id: %s\n", osmo_hexdump(desc[0].file_id, desc[0].file_id_len)); |
| 62 | printf("file_ver: %s\n", osmo_hexdump(desc[0].file_version, desc[0].file_version_len)); |
| 63 | printf("%s(): OK\n", __func__); |
| 64 | } |
| 65 | |
| 66 | static void test_simple_sw_short(void) |
| 67 | { |
| 68 | struct abis_nm_sw_desc desc[1]; |
| 69 | int i; |
| 70 | |
| 71 | for (i = 1; i < ARRAY_SIZE(simple_config); ++i) { |
| 72 | int rc = abis_nm_get_sw_conf(simple_config, ARRAY_SIZE(simple_config) - i, &desc[0], ARRAY_SIZE(desc)); |
| 73 | if (rc >= 1) { |
| 74 | printf("SHOULD not have parsed: %d\n", rc); |
| 75 | abort(); |
| 76 | } |
| 77 | } |
| 78 | printf("%s(): OK\n", __func__); |
| 79 | } |
| 80 | |
| 81 | static void test_dual_sw_config(void) |
| 82 | { |
| 83 | struct abis_nm_sw_desc desc[2]; |
| 84 | uint16_t len0, len1; |
| 85 | int rc; |
| 86 | |
| 87 | rc = abis_nm_get_sw_conf(dual_config, ARRAY_SIZE(dual_config), &desc[0], ARRAY_SIZE(desc)); |
| 88 | if (rc != 2) { |
| 89 | printf("%s(): FAILED to parse the File Id/File version: %d (%d,%d)\n", |
| 90 | __func__, -rc, EBADF, EBADMSG); |
| 91 | abort(); |
| 92 | } |
| 93 | |
| 94 | len0 = abis_nm_sw_desc_len(&desc[0], true); |
| 95 | if (len0 != 13) { |
| 96 | printf("WRONG SIZE0: %u\n", len0); |
| 97 | abort(); |
| 98 | } |
| 99 | |
| 100 | len1 = abis_nm_sw_desc_len(&desc[1], true); |
| 101 | if (len1 != 13) { |
| 102 | printf("WRONG SIZE1: %u\n", len1); |
| 103 | abort(); |
| 104 | } |
| 105 | |
| 106 | printf("len: %u\n", len0); |
| 107 | printf("file_id: %s\n", osmo_hexdump(desc[0].file_id, desc[0].file_id_len)); |
| 108 | printf("file_ver: %s\n", osmo_hexdump(desc[0].file_version, desc[0].file_version_len)); |
| 109 | |
| 110 | printf("len: %u\n", len1); |
| 111 | printf("file_id: %s\n", osmo_hexdump(desc[1].file_id, desc[1].file_id_len)); |
| 112 | printf("file_ver: %s\n", osmo_hexdump(desc[1].file_version, desc[1].file_version_len)); |
| 113 | printf("%s(): OK\n", __func__); |
| 114 | } |
| 115 | |
| 116 | static inline void print_chk(const char *what, uint8_t len1, uint8_t len2, const uint8_t *x1, const uint8_t *x2) |
| 117 | { |
| 118 | int cmp = memcmp(x1, x2, len2); |
| 119 | printf("\tFILE %s [%u == %u -> %d, %s] %d => %s\n", what, len1, len2, len1 == len2, len1 != len2 ? "fail" : "ok", |
| 120 | cmp, cmp != 0 ? "FAIL" : "OK"); |
| 121 | } |
| 122 | |
| 123 | static inline void chk_raw(const char *what, const uint8_t *data, uint16_t len) |
| 124 | { |
Pau Espin Pedrol | 039171a | 2017-06-18 11:21:25 +0200 | [diff] [blame] | 125 | /* = { 0 } triggers a warning in some gcc versions due to a bug: gcc issue #53119 */ |
| 126 | struct abis_nm_sw_desc sw = { {0} }; |
Max | f74cfd3 | 2017-03-24 20:16:33 +0100 | [diff] [blame] | 127 | int res = abis_nm_get_sw_conf(data, len, &sw, 1); |
| 128 | uint16_t xlen = abis_nm_get_sw_desc_len(data, len); |
| 129 | |
| 130 | printf("parsing chained %s <1st: %d, total: %d>\n\tSW Descr (%s)\n", osmo_hexdump(data, len), xlen, len, what); |
| 131 | |
| 132 | if (res < 0) |
| 133 | printf("\tFAIL: %d\n", -res); |
| 134 | else { |
| 135 | printf("\tFILE ID: [%d] %s => OK\n", sw.file_id_len, osmo_hexdump(sw.file_id, sw.file_id_len)); |
| 136 | printf("\tFILE VERSION: [%d] %s => OK\n", sw.file_version_len, |
| 137 | osmo_hexdump(sw.file_version, sw.file_version_len)); |
| 138 | } |
| 139 | |
| 140 | if (len != xlen) |
| 141 | chk_raw(" 2nd", data + xlen, len - xlen); |
| 142 | } |
| 143 | |
| 144 | static inline void chk_descr(struct msgb *msg, const char *f_id, const char *f_ver, const char *desc, bool header) |
| 145 | { |
| 146 | int res; |
| 147 | uint16_t len; |
Pau Espin Pedrol | 039171a | 2017-06-18 11:21:25 +0200 | [diff] [blame] | 148 | /* = { 0 } triggers a warning in some gcc versions due to a bug: gcc issue #53119 */ |
| 149 | struct abis_nm_sw_desc sw = { {0} }, put = { |
Max | f74cfd3 | 2017-03-24 20:16:33 +0100 | [diff] [blame] | 150 | .file_id_len = strlen(f_id), |
| 151 | .file_version_len = strlen(f_ver), |
| 152 | }; |
| 153 | |
| 154 | memcpy(put.file_id, f_id, put.file_id_len); |
| 155 | memcpy(put.file_version, f_ver, put.file_version_len); |
| 156 | len = abis_nm_put_sw_file(msg, f_id, f_ver, header); |
| 157 | |
| 158 | printf("msgb[%u] :: {msgb->len} %u == %u {len} - %s]:\n\tSW DESCR (%s)\n" |
| 159 | "\tlength: {extracted} %u = %u {expected} - %s, failsafe - %s\n", |
| 160 | msg->data_len, msg->len, len, len != msg->len ? "fail" : "ok", desc, |
| 161 | abis_nm_get_sw_desc_len(msgb_data(msg), msg->len), msg->len, |
| 162 | abis_nm_get_sw_desc_len(msgb_data(msg), msg->len) != msg->len ? "FAIL" : "OK", |
| 163 | len > put.file_version_len + put.file_id_len ? "OK" : "FAIL"); |
| 164 | |
| 165 | res = abis_nm_get_sw_conf(msgb_data(msg), msg->len, &sw, 1); |
| 166 | if (res < 0) |
| 167 | printf("\tSW DESCR (%s) parsing error code %d!\n", desc, -res); |
| 168 | else { |
| 169 | print_chk("ID", sw.file_id_len, put.file_id_len, sw.file_id, put.file_id); |
| 170 | print_chk("VERSION", sw.file_version_len, put.file_version_len, sw.file_version, put.file_version); |
| 171 | } |
| 172 | } |
| 173 | |
| 174 | static void test_sw_descr() |
| 175 | { |
| 176 | const char *f_id = "TEST.L0L", *f_ver = "0.1.666~deadbeeffacefeed-dirty"; |
| 177 | uint8_t chain[] = { 0x42, 0x12, 0x00, 0x03, 0x01, 0x02, 0x03, 0x13, 0x00, 0x03, 0x03, 0x04, 0x05, 0x42, 0x12, |
| 178 | 0x00, 0x03, 0x09, 0x07, 0x05, 0x13, 0x00, 0x03, 0x06, 0x07, 0x08 }; |
| 179 | struct msgb *msg = msgb_alloc_headroom(4096, 128, "sw"); |
| 180 | |
| 181 | printf("Testing SW Description (de)serialization...\n"); |
| 182 | |
| 183 | /* check that parsing |SW|ID|VER| works: */ |
| 184 | chk_descr(msg, f_id, f_ver, "with header", true); |
| 185 | msgb_reset(msg); |
| 186 | |
| 187 | /* check that parsing |ID|VER| works: */ |
| 188 | chk_descr(msg, f_id, f_ver, "without header", false); |
| 189 | |
| 190 | /* check that parsing |ID|VER|SW|ID|VER| fails - notice the lack of msgb_reset() to create bogus msgb data: */ |
| 191 | chk_descr(msg, f_id, f_ver, "expected failure", true); |
| 192 | |
| 193 | /* check multiple, chained SW-descr: */ |
| 194 | chk_raw("half", chain, sizeof(chain) / 2); |
| 195 | chk_raw("full", chain, sizeof(chain)); |
Neels Hofmeyr | 39720ac | 2017-11-16 16:24:36 +0100 | [diff] [blame] | 196 | |
| 197 | msgb_free(msg); |
Max | f74cfd3 | 2017-03-24 20:16:33 +0100 | [diff] [blame] | 198 | } |
| 199 | |
| 200 | int main(int argc, char **argv) |
| 201 | { |
| 202 | osmo_init_logging(&info); |
| 203 | |
| 204 | test_sw_descr(); |
| 205 | test_simple_sw_config(); |
| 206 | test_simple_sw_short(); |
| 207 | test_dual_sw_config(); |
| 208 | |
| 209 | printf("OK.\n"); |
| 210 | |
| 211 | return 0; |
| 212 | } |