Harald Welte | ec8b450 | 2010-02-20 20:34:29 +0100 | [diff] [blame] | 1 | /* |
| 2 | * (C) 2008 by Daniel Willmann <daniel@totalueberwachung.de> |
Nico Golde | 28de053 | 2010-07-09 17:19:12 +0200 | [diff] [blame] | 3 | * (C) 2010 by Nico Golde <nico@ngolde.de> |
Harald Welte | ec8b450 | 2010-02-20 20:34:29 +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 | * |
Harald Welte | ec8b450 | 2010-02-20 20:34:29 +0100 | [diff] [blame] | 16 | */ |
| 17 | |
| 18 | #include <stdio.h> |
| 19 | #include <stdlib.h> |
| 20 | #include <string.h> |
Holger Hans Peter Freyther | 4d7e49b | 2013-05-02 22:37:16 +0200 | [diff] [blame] | 21 | |
| 22 | #include <osmocom/gsm/protocol/gsm_03_40.h> |
| 23 | |
Pablo Neira Ayuso | 8341934 | 2011-03-22 16:36:13 +0100 | [diff] [blame] | 24 | #include <osmocom/gsm/gsm_utils.h> |
Holger Hans Peter Freyther | 4d7e49b | 2013-05-02 22:37:16 +0200 | [diff] [blame] | 25 | #include <osmocom/gsm/gsm0411_utils.h> |
| 26 | |
| 27 | #include <osmocom/core/msgb.h> |
Pablo Neira Ayuso | 8341934 | 2011-03-22 16:36:13 +0100 | [diff] [blame] | 28 | #include <osmocom/core/utils.h> |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 29 | |
Alexander Chemeris | e4c50d5 | 2014-03-07 20:42:03 +0100 | [diff] [blame] | 30 | #include <osmocom/core/logging.h> |
| 31 | #include <osmocom/core/application.h> |
| 32 | |
| 33 | struct log_info fake_log_info = {}; |
| 34 | |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 35 | struct test_case { |
| 36 | const uint8_t *input; |
| 37 | const uint16_t input_length; |
| 38 | |
| 39 | const uint8_t *expected; |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 40 | const uint16_t expected_octet_length; |
| 41 | const uint16_t expected_septet_length; |
| 42 | const uint8_t ud_hdr_ind; |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 43 | }; |
| 44 | |
| 45 | static const char simple_text[] = "test text"; |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 46 | #define simple_septet_length 9 |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 47 | static const uint8_t simple_enc[] = { |
Nico Golde | c0ce9aa | 2010-07-20 15:43:58 +0200 | [diff] [blame] | 48 | 0xf4, 0xf2, 0x9c, 0x0e, 0xa2, 0x97, 0xf1, 0x74 |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 49 | }; |
| 50 | |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 51 | static const char escape_text[] = "!$ a more#^- complicated test@@?_%! case"; |
| 52 | #define escape_septet_length 41 /* note: the ^ counts as two, because it is a extension character */ |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 53 | static const uint8_t escape_enc[] = { |
| 54 | 0x21, 0x01, 0x28, 0x0c, 0x6a, 0xbf, 0xe5, 0xe5, 0xd1, |
| 55 | 0x86, 0xd2, 0x02, 0x8d, 0xdf, 0x6d, 0x38, 0x3b, 0x3d, |
| 56 | 0x0e, 0xd3, 0xcb, 0x64, 0x10, 0xbd, 0x3c, 0xa7, 0x03, |
| 57 | 0x00, 0xbf, 0x48, 0x29, 0x04, 0x1a, 0x87, 0xe7, 0x65, |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 58 | }; |
| 59 | |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 60 | static const char enhanced_text[] = "enhanced ^ {][} test |+~ ^ test"; |
| 61 | #define enhanced_septet_length 39 /* note: the characters { } [ ] ^ | ~ count as two (each of them), because they are extension characters */ |
| 62 | static const uint8_t enhanced_enc[] = { |
| 63 | 0x65, 0x37, 0x3A, 0xEC, 0x1E, 0x97, 0xC9, 0xA0, 0x0D, |
| 64 | 0x05, 0xB4, 0x41, 0x6D, 0x7C, 0x1B, 0xDE, 0x26, 0x05, |
| 65 | 0xA2, 0x97, 0xE7, 0x74, 0xD0, 0x06, 0xB8, 0xDA, 0xF4, |
| 66 | 0x40, 0x1B, 0x0A, 0x88, 0x5E, 0x9E, 0xD3, 0x01, |
| 67 | }; |
| 68 | |
| 69 | static const char enhancedV2_text[] = "enhanced ^ {][} test |+~ ^ tests"; |
| 70 | #define enhancedV2_septet_length 40 /* note: number of octets are equal to the enhanced_text! */ |
| 71 | static const uint8_t enhancedV2_enc[] = { |
| 72 | 0x65, 0x37, 0x3A, 0xEC, 0x1E, 0x97, 0xC9, 0xA0, 0x0D, |
| 73 | 0x05, 0xB4, 0x41, 0x6D, 0x7C, 0x1B, 0xDE, 0x26, 0x05, |
| 74 | 0xA2, 0x97, 0xE7, 0x74, 0xD0, 0x06, 0xB8, 0xDA, 0xF4, |
| 75 | 0x40, 0x1B, 0x0A, 0x88, 0x5E, 0x9E, 0xD3, 0xE7, |
| 76 | }; |
| 77 | |
| 78 | |
| 79 | |
| 80 | static const char concatenated_text[] = |
| 81 | "this is a testmessage. this is a testmessage. this is a testmessage. this is a testmessage. " |
| 82 | "this is a testmessage. this is a testmessage. cut here .....: this is a second testmessage. end here."; |
| 83 | |
| 84 | static const char splitted_text_part1[] = |
| 85 | "this is a testmessage. this is a testmessage. this is a testmessage. this is a testmessage. " |
| 86 | "this is a testmessage. this is a testmessage. cut here .....:"; |
| 87 | #define concatenated_part1_septet_length_with_header 160 |
| 88 | #define concatenated_part1_septet_length 153 |
| 89 | static const uint8_t concatenated_part1_enc[] = { |
| 90 | 0x05, 0x00, 0x03, 0x6f, 0x02, 0x01, |
| 91 | 0xe8, 0xe8, 0xf4, 0x1c, 0x94, 0x9e, 0x83, 0xc2, |
| 92 | 0x20, 0x7a, 0x79, 0x4e, 0x6f, 0x97, 0xe7, 0xf3, |
| 93 | 0xf0, 0xb9, 0xec, 0x02, 0xd1, 0xd1, 0xe9, 0x39, |
| 94 | 0x28, 0x3d, 0x07, 0x85, 0x41, 0xf4, 0xf2, 0x9c, |
| 95 | 0xde, 0x2e, 0xcf, 0xe7, 0xe1, 0x73, 0xd9, 0x05, |
| 96 | 0xa2, 0xa3, 0xd3, 0x73, 0x50, 0x7a, 0x0e, 0x0a, |
| 97 | 0x83, 0xe8, 0xe5, 0x39, 0xbd, 0x5d, 0x9e, 0xcf, |
| 98 | 0xc3, 0xe7, 0xb2, 0x0b, 0x44, 0x47, 0xa7, 0xe7, |
| 99 | 0xa0, 0xf4, 0x1c, 0x14, 0x06, 0xd1, 0xcb, 0x73, |
| 100 | 0x7a, 0xbb, 0x3c, 0x9f, 0x87, 0xcf, 0x65, 0x17, |
| 101 | 0x88, 0x8e, 0x4e, 0xcf, 0x41, 0xe9, 0x39, 0x28, |
| 102 | 0x0c, 0xa2, 0x97, 0xe7, 0xf4, 0x76, 0x79, 0x3e, |
| 103 | 0x0f, 0x9f, 0xcb, 0x2e, 0x10, 0x1d, 0x9d, 0x9e, |
| 104 | 0x83, 0xd2, 0x73, 0x50, 0x18, 0x44, 0x2f, 0xcf, |
| 105 | 0xe9, 0xed, 0xf2, 0x7c, 0x1e, 0x3e, 0x97, 0x5d, |
| 106 | 0xa0, 0x71, 0x9d, 0x0e, 0x42, 0x97, 0xe5, 0x65, |
| 107 | 0x90, 0xcb, 0xe5, 0x72, 0xb9, 0x74, |
| 108 | }; |
| 109 | |
| 110 | static const char splitted_text_part2[] = " this is a second testmessage. end here."; |
| 111 | #define concatenated_part2_septet_length_with_header 47 |
| 112 | #define concatenated_part2_septet_length 40 |
| 113 | static const uint8_t concatenated_part2_enc[] = { |
| 114 | 0x05, 0x00, 0x03, 0x6f, 0x02, 0x02, |
| 115 | 0x40, 0x74, 0x74, 0x7a, 0x0e, 0x4a, 0xcf, 0x41, |
| 116 | 0x61, 0xd0, 0xbc, 0x3c, 0x7e, 0xbb, 0xc9, 0x20, |
| 117 | 0x7a, 0x79, 0x4e, 0x6f, 0x97, 0xe7, 0xf3, 0xf0, |
| 118 | 0xb9, 0xec, 0x02, 0x95, 0xdd, 0x64, 0x10, 0xba, |
| 119 | 0x2c, 0x2f, 0xbb, 0x00, |
| 120 | }; |
| 121 | |
| 122 | static const struct test_case test_multiple_encode[] = |
| 123 | { |
| 124 | { |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 125 | .input = (const uint8_t *) concatenated_text, |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 126 | .expected = concatenated_part1_enc, |
| 127 | .expected_octet_length = sizeof(concatenated_part1_enc), |
| 128 | .expected_septet_length = concatenated_part1_septet_length, |
| 129 | .ud_hdr_ind = 1, |
| 130 | }, |
| 131 | { |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 132 | .input = (const uint8_t *) concatenated_text, |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 133 | .expected = concatenated_part2_enc, |
| 134 | .expected_octet_length = sizeof(concatenated_part2_enc), |
| 135 | .expected_septet_length = concatenated_part2_septet_length, |
| 136 | .ud_hdr_ind = 1, |
| 137 | }, |
| 138 | }; |
| 139 | |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 140 | static const struct test_case test_encode[] = |
| 141 | { |
| 142 | { |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 143 | .input = (const uint8_t *) simple_text, |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 144 | .expected = simple_enc, |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 145 | .expected_octet_length = sizeof(simple_enc), |
| 146 | .expected_septet_length = simple_septet_length, |
| 147 | .ud_hdr_ind = 0, |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 148 | }, |
| 149 | { |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 150 | .input = (const uint8_t *) escape_text, |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 151 | .expected = escape_enc, |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 152 | .expected_octet_length = sizeof(escape_enc), |
| 153 | .expected_septet_length = escape_septet_length, |
| 154 | .ud_hdr_ind = 0, |
| 155 | }, |
| 156 | { |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 157 | .input = (const uint8_t *) enhanced_text, |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 158 | .expected = enhanced_enc, |
| 159 | .expected_octet_length = sizeof(enhanced_enc), |
| 160 | .expected_septet_length = enhanced_septet_length, |
| 161 | .ud_hdr_ind = 0, |
| 162 | }, |
| 163 | { |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 164 | .input = (const uint8_t *) enhancedV2_text, |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 165 | .expected = enhancedV2_enc, |
| 166 | .expected_octet_length = sizeof(enhancedV2_enc), |
| 167 | .expected_septet_length = enhancedV2_septet_length, |
| 168 | .ud_hdr_ind = 0, |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 169 | }, |
| 170 | }; |
| 171 | |
| 172 | static const struct test_case test_decode[] = |
| 173 | { |
| 174 | { |
| 175 | .input = simple_enc, |
Nico Golde | c0ce9aa | 2010-07-20 15:43:58 +0200 | [diff] [blame] | 176 | .input_length = sizeof(simple_enc), |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 177 | .expected = (const uint8_t *) simple_text, |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 178 | .expected_septet_length = simple_septet_length, |
| 179 | .ud_hdr_ind = 0, |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 180 | }, |
| 181 | { |
| 182 | .input = escape_enc, |
Nico Golde | c0ce9aa | 2010-07-20 15:43:58 +0200 | [diff] [blame] | 183 | .input_length = sizeof(escape_enc), |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 184 | .expected = (const uint8_t *) escape_text, |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 185 | .expected_septet_length = escape_septet_length, |
| 186 | .ud_hdr_ind = 0, |
| 187 | }, |
| 188 | { |
| 189 | .input = enhanced_enc, |
| 190 | .input_length = sizeof(enhanced_enc), |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 191 | .expected = (const uint8_t *) enhanced_text, |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 192 | .expected_septet_length = enhanced_septet_length, |
| 193 | .ud_hdr_ind = 0, |
| 194 | }, |
| 195 | { |
| 196 | .input = enhancedV2_enc, |
| 197 | .input_length = sizeof(enhancedV2_enc), |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 198 | .expected = (const uint8_t *) enhancedV2_text, |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 199 | .expected_septet_length = enhancedV2_septet_length, |
| 200 | .ud_hdr_ind = 0, |
| 201 | }, |
| 202 | { |
| 203 | .input = concatenated_part1_enc, |
| 204 | .input_length = sizeof(concatenated_part1_enc), |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 205 | .expected = (const uint8_t *) splitted_text_part1, |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 206 | .expected_septet_length = concatenated_part1_septet_length_with_header, |
| 207 | .ud_hdr_ind = 1, |
| 208 | }, |
| 209 | { |
| 210 | .input = concatenated_part2_enc, |
| 211 | .input_length = sizeof(concatenated_part2_enc), |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 212 | .expected = (const uint8_t *) splitted_text_part2, |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 213 | .expected_septet_length = concatenated_part2_septet_length_with_header, |
| 214 | .ud_hdr_ind = 1, |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 215 | }, |
| 216 | }; |
Harald Welte | ec8b450 | 2010-02-20 20:34:29 +0100 | [diff] [blame] | 217 | |
Harald Welte | e61d459 | 2022-11-03 11:05:58 +0100 | [diff] [blame] | 218 | static void test_octet_return(void) |
Holger Hans Peter Freyther | 6bfa744 | 2013-08-08 12:38:52 +0200 | [diff] [blame] | 219 | { |
| 220 | char out[256]; |
| 221 | int oct, septets; |
| 222 | |
| 223 | printf("Encoding some tests and printing number of septets/octets\n"); |
| 224 | |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 225 | septets = gsm_7bit_encode_n((uint8_t *) out, sizeof(out), "test1234", &oct); |
Holger Hans Peter Freyther | 6bfa744 | 2013-08-08 12:38:52 +0200 | [diff] [blame] | 226 | printf("SEPTETS: %d OCTETS: %d\n", septets, oct); |
| 227 | |
| 228 | printf("Done\n"); |
| 229 | } |
| 230 | |
Holger Hans Peter Freyther | 4d7e49b | 2013-05-02 22:37:16 +0200 | [diff] [blame] | 231 | static void test_gen_oa(void) |
| 232 | { |
| 233 | uint8_t oa[12]; |
| 234 | int len; |
| 235 | |
| 236 | printf("Testing gsm340_gen_oa\n"); |
| 237 | |
| 238 | /* first try... */ |
| 239 | len = gsm340_gen_oa(oa, ARRAY_SIZE(oa), GSM340_TYPE_UNKNOWN, |
| 240 | GSM340_PLAN_ISDN, "12345678901234567891"); |
| 241 | OSMO_ASSERT(len == 12); |
| 242 | printf("Result: len(%d) data(%s)\n", len, osmo_hexdump(oa, len)); |
| 243 | len = gsm340_gen_oa(oa, ARRAY_SIZE(oa), GSM340_TYPE_NATIONAL, |
| 244 | GSM340_PLAN_ISDN, "12345678901234567891"); |
| 245 | OSMO_ASSERT(len == 12); |
| 246 | printf("Result: len(%d) data(%s)\n", len, osmo_hexdump(oa, len)); |
| 247 | |
| 248 | /* long input.. will fail and just prints the header*/ |
| 249 | len = gsm340_gen_oa(oa, ARRAY_SIZE(oa), GSM340_TYPE_INTERNATIONAL, |
| 250 | GSM340_PLAN_ISDN, "123456789123456789120"); |
| 251 | OSMO_ASSERT(len == 2); |
| 252 | printf("Result: len(%d) data(%s)\n", len, osmo_hexdump(oa, len)); |
| 253 | |
| 254 | /* try the alpha numeric encoding */ |
| 255 | len = gsm340_gen_oa(oa, ARRAY_SIZE(oa), GSM340_TYPE_ALPHA_NUMERIC, |
| 256 | GSM340_PLAN_UNKNOWN, "OpenBSC"); |
| 257 | OSMO_ASSERT(len == 9); |
| 258 | printf("Result: len(%d) data(%s)\n", len, osmo_hexdump(oa, len)); |
| 259 | |
| 260 | /* long alpha numeric text */ |
| 261 | len = gsm340_gen_oa(oa, ARRAY_SIZE(oa), GSM340_TYPE_ALPHA_NUMERIC, |
| 262 | GSM340_PLAN_UNKNOWN, "OpenBSCabcdefghijklm"); |
| 263 | OSMO_ASSERT(len == 12); |
| 264 | printf("Result: len(%d) data(%s)\n", len, osmo_hexdump(oa, len)); |
| 265 | } |
| 266 | |
Vadim Yanitskiy | 44ac4f6 | 2021-01-30 00:27:06 +0100 | [diff] [blame] | 267 | static void test_enc_large_msg(void) |
| 268 | { |
| 269 | uint8_t enc_buf[2048 * 7 / 8]; |
| 270 | char large_msg[2048 + 1]; |
| 271 | int i, j, nsep, noct = 0; |
| 272 | |
| 273 | printf("\nRunning %s\n", __func__); |
| 274 | |
| 275 | /* Expected chunks (repeated) in the output buffer */ |
| 276 | const uint8_t exp_chunk[] = { 0xc1, 0x60, 0x30, 0x18, 0x0c, 0x06, 0x83 }; |
| 277 | |
| 278 | /* Length variants to be tested */ |
| 279 | static const size_t nlen[] = { 2048, 1024, 555, 512, 260, 255, 250 }; |
| 280 | |
| 281 | memset(&large_msg[0], (int) 'A', sizeof(large_msg) - 1); |
| 282 | |
| 283 | for (i = 0; i < ARRAY_SIZE(nlen); i++) { |
| 284 | /* Clear the output buffer first */ |
| 285 | memset(&enc_buf[0], 0x00, sizeof(enc_buf)); |
| 286 | /* Limit length of the input string */ |
| 287 | large_msg[nlen[i]] = '\0'; |
| 288 | |
| 289 | /* How many octets we expect to be used? */ |
| 290 | int noct_exp = nlen[i] * 7 / 8; |
| 291 | if (nlen[i] % 8 != 0) |
| 292 | noct_exp++; |
| 293 | |
| 294 | /* Encode a sequence of 'A' repeated nlen[i] times */ |
| 295 | nsep = gsm_7bit_encode_n(&enc_buf[0], sizeof(enc_buf), large_msg, &noct); |
| 296 | printf("gsm_7bit_encode_n(len=%zu) processed %d septets (expected %zu): %s\n", |
| 297 | nlen[i], nsep, nlen[i], nsep == nlen[i] ? "OK" : "FAIL"); |
| 298 | printf("gsm_7bit_encode_n(len=%zu) used %d octets in the buffer (expected %d): %s\n", |
| 299 | nlen[i], noct, noct_exp, noct == noct_exp ? "OK" : "FAIL"); |
| 300 | |
| 301 | /* The encoding result is expected to consist of repeated chunks */ |
| 302 | for (j = 0; j < noct_exp; j += sizeof(exp_chunk)) { |
| 303 | size_t len = OSMO_MIN(noct_exp - j, sizeof(exp_chunk)); |
| 304 | if (nlen[i] % 8 != 0) /* skip incomplete octets */ |
| 305 | len--; |
| 306 | if (memcmp(&enc_buf[j], exp_chunk, len) != 0) { |
| 307 | printf("\tUnexpected chunk at enc_buf[%d:%zu]: %s\n", |
| 308 | j, len, osmo_hexdump(&enc_buf[j], len)); |
| 309 | break; /* No need to show them all */ |
| 310 | } |
| 311 | } |
| 312 | } |
| 313 | } |
| 314 | |
Harald Welte | ec8b450 | 2010-02-20 20:34:29 +0100 | [diff] [blame] | 315 | int main(int argc, char** argv) |
| 316 | { |
| 317 | printf("SMS testing\n"); |
Harald Welte | ec8b450 | 2010-02-20 20:34:29 +0100 | [diff] [blame] | 318 | uint8_t i; |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 319 | uint16_t buffer_size; |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 320 | uint8_t octet_length; |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 321 | int octets_written; |
| 322 | uint8_t computed_octet_length; |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 323 | uint8_t septet_length; |
Harald Welte | ec8b450 | 2010-02-20 20:34:29 +0100 | [diff] [blame] | 324 | uint8_t coded[256]; |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 325 | uint8_t tmp[160]; |
| 326 | uint8_t septet_data[256]; |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 327 | int nchars; |
Harald Welte | ec8b450 | 2010-02-20 20:34:29 +0100 | [diff] [blame] | 328 | char result[256]; |
Neels Hofmeyr | a829b45 | 2018-04-05 03:02:35 +0200 | [diff] [blame] | 329 | void *ctx = talloc_named_const(NULL, 0, "sms_test"); |
Harald Welte | ec8b450 | 2010-02-20 20:34:29 +0100 | [diff] [blame] | 330 | |
Alexander Chemeris | e4c50d5 | 2014-03-07 20:42:03 +0100 | [diff] [blame] | 331 | /* Fake logging. */ |
Neels Hofmeyr | a829b45 | 2018-04-05 03:02:35 +0200 | [diff] [blame] | 332 | osmo_init_logging2(ctx, &fake_log_info); |
Alexander Chemeris | e4c50d5 | 2014-03-07 20:42:03 +0100 | [diff] [blame] | 333 | |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 334 | /* test 7-bit encoding */ |
Nico Golde | c0ce9aa | 2010-07-20 15:43:58 +0200 | [diff] [blame] | 335 | for (i = 0; i < ARRAY_SIZE(test_encode); ++i) { |
Jacob Erlbeck | 26cbd45 | 2014-01-07 13:39:24 +0100 | [diff] [blame] | 336 | /* Test new function */ |
Nico Golde | c0ce9aa | 2010-07-20 15:43:58 +0200 | [diff] [blame] | 337 | memset(coded, 0x42, sizeof(coded)); |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 338 | septet_length = gsm_7bit_encode_n(coded, sizeof(coded), |
| 339 | (const char *) test_encode[i].input, |
| 340 | &octets_written); |
| 341 | computed_octet_length = gsm_get_octet_len(septet_length); |
| 342 | printf("Encode case %d: " |
| 343 | "Octet length %d (expected %d, computed %d), " |
| 344 | "septet length %d (expected %d)\n" |
| 345 | , i |
| 346 | , octets_written, test_encode[i].expected_octet_length, computed_octet_length |
| 347 | , septet_length, test_encode[i].expected_septet_length |
| 348 | ); |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 349 | |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 350 | OSMO_ASSERT (octets_written == test_encode[i].expected_octet_length); |
| 351 | OSMO_ASSERT (octets_written == computed_octet_length); |
| 352 | OSMO_ASSERT (memcmp(coded, test_encode[i].expected, octets_written) == 0); |
Jacob Erlbeck | 26cbd45 | 2014-01-07 13:39:24 +0100 | [diff] [blame] | 353 | OSMO_ASSERT (septet_length == test_encode[i].expected_septet_length); |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 354 | |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 355 | /* check buffer limiting */ |
| 356 | memset(coded, 0xaa, sizeof(coded)); |
| 357 | |
| 358 | for (buffer_size = 0; |
| 359 | buffer_size < test_encode[i].expected_octet_length + 1 |
| 360 | && buffer_size < sizeof(coded) - 1; |
| 361 | ++buffer_size) |
| 362 | { |
| 363 | gsm_7bit_encode_n(coded, buffer_size, |
| 364 | (const char *) test_encode[i].input, |
| 365 | &octets_written); |
| 366 | |
| 367 | OSMO_ASSERT(octets_written <= buffer_size); |
| 368 | OSMO_ASSERT(coded[buffer_size] == 0xaa); |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 369 | } |
Harald Welte | ec8b450 | 2010-02-20 20:34:29 +0100 | [diff] [blame] | 370 | } |
Nico Golde | 28de053 | 2010-07-09 17:19:12 +0200 | [diff] [blame] | 371 | |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 372 | |
| 373 | /* Test: encode multiple SMS */ |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 374 | int number_of_septets = gsm_septet_encode(septet_data, (const char *) test_multiple_encode[0].input); |
Jacob Erlbeck | 73ae7a9 | 2013-10-08 12:04:42 +0200 | [diff] [blame] | 375 | (void) number_of_septets; |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 376 | |
| 377 | /* SMS part 1 */ |
| 378 | memset(tmp, 0x42, sizeof(tmp)); |
| 379 | memset(coded, 0x42, sizeof(coded)); |
| 380 | memcpy(tmp, septet_data, concatenated_part1_septet_length); |
| 381 | |
| 382 | /* In our case: test_multiple_decode[0].ud_hdr_ind equals number of padding bits*/ |
Vadim Yanitskiy | 943133c | 2021-01-30 01:31:32 +0100 | [diff] [blame] | 383 | octet_length = gsm_septet_pack(coded, tmp, concatenated_part1_septet_length, test_multiple_encode[0].ud_hdr_ind); |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 384 | |
| 385 | /* copy header */ |
| 386 | memset(tmp, 0x42, sizeof(tmp)); |
| 387 | int udh_length = test_multiple_encode[0].expected[0] + 1; |
| 388 | memcpy(tmp, test_multiple_encode[0].expected, udh_length); |
| 389 | memcpy(tmp + udh_length, coded, octet_length); |
| 390 | memset(coded, 0x42, sizeof(coded)); |
| 391 | memcpy(coded, tmp, octet_length + 6); |
| 392 | |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 393 | OSMO_ASSERT(memcmp(coded, test_multiple_encode[0].expected, octet_length) == 0); |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 394 | |
| 395 | /* SMS part 2 */ |
| 396 | memset(tmp, 0x42, sizeof(tmp)); |
| 397 | memset(coded, 0x42, sizeof(coded)); |
| 398 | memcpy(tmp, septet_data + concatenated_part1_septet_length, concatenated_part2_septet_length); |
| 399 | |
| 400 | /* In our case: test_multiple_decode[1].ud_hdr_ind equals number of padding bits*/ |
Vadim Yanitskiy | 943133c | 2021-01-30 01:31:32 +0100 | [diff] [blame] | 401 | octet_length = gsm_septet_pack(coded, tmp, concatenated_part2_septet_length, test_multiple_encode[1].ud_hdr_ind); |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 402 | |
| 403 | /* copy header */ |
| 404 | memset(tmp, 0x42, sizeof(tmp)); |
| 405 | udh_length = test_multiple_encode[1].expected[0] + 1; |
| 406 | memcpy(tmp, test_multiple_encode[1].expected, udh_length); |
| 407 | memcpy(tmp + udh_length, coded, octet_length); |
| 408 | memset(coded, 0x42, sizeof(coded)); |
| 409 | memcpy(coded, tmp, octet_length + 6); |
| 410 | |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 411 | OSMO_ASSERT(memcmp(coded, test_multiple_encode[1].expected, octet_length) == 0); |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 412 | |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 413 | /* test 7-bit decoding */ |
| 414 | for (i = 0; i < ARRAY_SIZE(test_decode); ++i) { |
Jacob Erlbeck | 26cbd45 | 2014-01-07 13:39:24 +0100 | [diff] [blame] | 415 | /* Test new function */ |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 416 | memset(result, 0x42, sizeof(result)); |
| 417 | nchars = gsm_7bit_decode_n_hdr(result, sizeof(result), test_decode[i].input, |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 418 | test_decode[i].expected_septet_length, test_decode[i].ud_hdr_ind); |
Holger Hans Peter Freyther | fdb4667 | 2015-11-09 16:32:43 +0000 | [diff] [blame] | 419 | printf("Decode case %d: return value %d (expected %zu)\n", i, nchars, strlen(result)); |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 420 | |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 421 | OSMO_ASSERT(strcmp(result, (const char *) test_decode[i].expected) == 0); |
| 422 | OSMO_ASSERT(nchars == strlen(result)); |
| 423 | |
| 424 | /* check buffer limiting */ |
| 425 | memset(result, 0xaa, sizeof(result)); |
| 426 | |
| 427 | for (buffer_size = 1; |
Holger Hans Peter Freyther | bb9f897 | 2013-10-08 13:57:51 +0200 | [diff] [blame] | 428 | buffer_size < test_decode[i].expected_septet_length + 1 |
Jacob Erlbeck | 1d7f3b5 | 2013-08-12 17:07:53 +0200 | [diff] [blame] | 429 | && buffer_size < sizeof(result) - 1; |
| 430 | ++buffer_size) |
| 431 | { |
| 432 | nchars = gsm_7bit_decode_n_hdr(result, buffer_size, test_decode[i].input, |
| 433 | test_decode[i].expected_septet_length, test_decode[i].ud_hdr_ind); |
| 434 | |
| 435 | OSMO_ASSERT(nchars <= buffer_size); |
| 436 | OSMO_ASSERT(result[buffer_size] == (char)0xaa); |
| 437 | OSMO_ASSERT(result[nchars] == '\0'); |
Dennis Wehrle | 291e613 | 2011-07-24 20:14:13 +0200 | [diff] [blame] | 438 | } |
Nico Golde | 28de053 | 2010-07-09 17:19:12 +0200 | [diff] [blame] | 439 | } |
| 440 | |
Holger Hans Peter Freyther | 6bfa744 | 2013-08-08 12:38:52 +0200 | [diff] [blame] | 441 | test_octet_return(); |
Holger Hans Peter Freyther | 4d7e49b | 2013-05-02 22:37:16 +0200 | [diff] [blame] | 442 | test_gen_oa(); |
Vadim Yanitskiy | 44ac4f6 | 2021-01-30 00:27:06 +0100 | [diff] [blame] | 443 | test_enc_large_msg(); |
Holger Hans Peter Freyther | 6bfa744 | 2013-08-08 12:38:52 +0200 | [diff] [blame] | 444 | |
Holger Hans Peter Freyther | 31e97ea | 2010-07-20 02:46:56 +0800 | [diff] [blame] | 445 | printf("OK\n"); |
Nico Golde | 28de053 | 2010-07-09 17:19:12 +0200 | [diff] [blame] | 446 | return 0; |
Harald Welte | ec8b450 | 2010-02-20 20:34:29 +0100 | [diff] [blame] | 447 | } |