| /* |
| * (C) 2008 by Daniel Willmann <daniel@totalueberwachung.de> |
| * (C) 2010 by Nico Golde <nico@ngolde.de> |
| * 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. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #include <osmocom/gsm/protocol/gsm_03_40.h> |
| |
| #include <osmocom/gsm/gsm_utils.h> |
| #include <osmocom/gsm/gsm0411_utils.h> |
| |
| #include <osmocom/core/msgb.h> |
| #include <osmocom/core/utils.h> |
| |
| #include <osmocom/core/logging.h> |
| #include <osmocom/core/application.h> |
| |
| struct log_info fake_log_info = {}; |
| |
| struct test_case { |
| const uint8_t *input; |
| const uint16_t input_length; |
| |
| const uint8_t *expected; |
| const uint16_t expected_octet_length; |
| const uint16_t expected_septet_length; |
| const uint8_t ud_hdr_ind; |
| }; |
| |
| static const char simple_text[] = "test text"; |
| #define simple_septet_length 9 |
| static const uint8_t simple_enc[] = { |
| 0xf4, 0xf2, 0x9c, 0x0e, 0xa2, 0x97, 0xf1, 0x74 |
| }; |
| |
| static const char escape_text[] = "!$ a more#^- complicated test@@?_%! case"; |
| #define escape_septet_length 41 /* note: the ^ counts as two, because it is a extension character */ |
| static const uint8_t escape_enc[] = { |
| 0x21, 0x01, 0x28, 0x0c, 0x6a, 0xbf, 0xe5, 0xe5, 0xd1, |
| 0x86, 0xd2, 0x02, 0x8d, 0xdf, 0x6d, 0x38, 0x3b, 0x3d, |
| 0x0e, 0xd3, 0xcb, 0x64, 0x10, 0xbd, 0x3c, 0xa7, 0x03, |
| 0x00, 0xbf, 0x48, 0x29, 0x04, 0x1a, 0x87, 0xe7, 0x65, |
| }; |
| |
| static const char enhanced_text[] = "enhanced ^ {][} test |+~ ^ test"; |
| #define enhanced_septet_length 39 /* note: the characters { } [ ] ^ | ~ count as two (each of them), because they are extension characters */ |
| static const uint8_t enhanced_enc[] = { |
| 0x65, 0x37, 0x3A, 0xEC, 0x1E, 0x97, 0xC9, 0xA0, 0x0D, |
| 0x05, 0xB4, 0x41, 0x6D, 0x7C, 0x1B, 0xDE, 0x26, 0x05, |
| 0xA2, 0x97, 0xE7, 0x74, 0xD0, 0x06, 0xB8, 0xDA, 0xF4, |
| 0x40, 0x1B, 0x0A, 0x88, 0x5E, 0x9E, 0xD3, 0x01, |
| }; |
| |
| static const char enhancedV2_text[] = "enhanced ^ {][} test |+~ ^ tests"; |
| #define enhancedV2_septet_length 40 /* note: number of octets are equal to the enhanced_text! */ |
| static const uint8_t enhancedV2_enc[] = { |
| 0x65, 0x37, 0x3A, 0xEC, 0x1E, 0x97, 0xC9, 0xA0, 0x0D, |
| 0x05, 0xB4, 0x41, 0x6D, 0x7C, 0x1B, 0xDE, 0x26, 0x05, |
| 0xA2, 0x97, 0xE7, 0x74, 0xD0, 0x06, 0xB8, 0xDA, 0xF4, |
| 0x40, 0x1B, 0x0A, 0x88, 0x5E, 0x9E, 0xD3, 0xE7, |
| }; |
| |
| |
| |
| static const char concatenated_text[] = |
| "this is a testmessage. this is a testmessage. this is a testmessage. this is a testmessage. " |
| "this is a testmessage. this is a testmessage. cut here .....: this is a second testmessage. end here."; |
| |
| static const char splitted_text_part1[] = |
| "this is a testmessage. this is a testmessage. this is a testmessage. this is a testmessage. " |
| "this is a testmessage. this is a testmessage. cut here .....:"; |
| #define concatenated_part1_septet_length_with_header 160 |
| #define concatenated_part1_septet_length 153 |
| static const uint8_t concatenated_part1_enc[] = { |
| 0x05, 0x00, 0x03, 0x6f, 0x02, 0x01, |
| 0xe8, 0xe8, 0xf4, 0x1c, 0x94, 0x9e, 0x83, 0xc2, |
| 0x20, 0x7a, 0x79, 0x4e, 0x6f, 0x97, 0xe7, 0xf3, |
| 0xf0, 0xb9, 0xec, 0x02, 0xd1, 0xd1, 0xe9, 0x39, |
| 0x28, 0x3d, 0x07, 0x85, 0x41, 0xf4, 0xf2, 0x9c, |
| 0xde, 0x2e, 0xcf, 0xe7, 0xe1, 0x73, 0xd9, 0x05, |
| 0xa2, 0xa3, 0xd3, 0x73, 0x50, 0x7a, 0x0e, 0x0a, |
| 0x83, 0xe8, 0xe5, 0x39, 0xbd, 0x5d, 0x9e, 0xcf, |
| 0xc3, 0xe7, 0xb2, 0x0b, 0x44, 0x47, 0xa7, 0xe7, |
| 0xa0, 0xf4, 0x1c, 0x14, 0x06, 0xd1, 0xcb, 0x73, |
| 0x7a, 0xbb, 0x3c, 0x9f, 0x87, 0xcf, 0x65, 0x17, |
| 0x88, 0x8e, 0x4e, 0xcf, 0x41, 0xe9, 0x39, 0x28, |
| 0x0c, 0xa2, 0x97, 0xe7, 0xf4, 0x76, 0x79, 0x3e, |
| 0x0f, 0x9f, 0xcb, 0x2e, 0x10, 0x1d, 0x9d, 0x9e, |
| 0x83, 0xd2, 0x73, 0x50, 0x18, 0x44, 0x2f, 0xcf, |
| 0xe9, 0xed, 0xf2, 0x7c, 0x1e, 0x3e, 0x97, 0x5d, |
| 0xa0, 0x71, 0x9d, 0x0e, 0x42, 0x97, 0xe5, 0x65, |
| 0x90, 0xcb, 0xe5, 0x72, 0xb9, 0x74, |
| }; |
| |
| static const char splitted_text_part2[] = " this is a second testmessage. end here."; |
| #define concatenated_part2_septet_length_with_header 47 |
| #define concatenated_part2_septet_length 40 |
| static const uint8_t concatenated_part2_enc[] = { |
| 0x05, 0x00, 0x03, 0x6f, 0x02, 0x02, |
| 0x40, 0x74, 0x74, 0x7a, 0x0e, 0x4a, 0xcf, 0x41, |
| 0x61, 0xd0, 0xbc, 0x3c, 0x7e, 0xbb, 0xc9, 0x20, |
| 0x7a, 0x79, 0x4e, 0x6f, 0x97, 0xe7, 0xf3, 0xf0, |
| 0xb9, 0xec, 0x02, 0x95, 0xdd, 0x64, 0x10, 0xba, |
| 0x2c, 0x2f, 0xbb, 0x00, |
| }; |
| |
| static const struct test_case test_multiple_encode[] = |
| { |
| { |
| .input = (const uint8_t *) concatenated_text, |
| .expected = concatenated_part1_enc, |
| .expected_octet_length = sizeof(concatenated_part1_enc), |
| .expected_septet_length = concatenated_part1_septet_length, |
| .ud_hdr_ind = 1, |
| }, |
| { |
| .input = (const uint8_t *) concatenated_text, |
| .expected = concatenated_part2_enc, |
| .expected_octet_length = sizeof(concatenated_part2_enc), |
| .expected_septet_length = concatenated_part2_septet_length, |
| .ud_hdr_ind = 1, |
| }, |
| }; |
| |
| static const struct test_case test_encode[] = |
| { |
| { |
| .input = (const uint8_t *) simple_text, |
| .expected = simple_enc, |
| .expected_octet_length = sizeof(simple_enc), |
| .expected_septet_length = simple_septet_length, |
| .ud_hdr_ind = 0, |
| }, |
| { |
| .input = (const uint8_t *) escape_text, |
| .expected = escape_enc, |
| .expected_octet_length = sizeof(escape_enc), |
| .expected_septet_length = escape_septet_length, |
| .ud_hdr_ind = 0, |
| }, |
| { |
| .input = (const uint8_t *) enhanced_text, |
| .expected = enhanced_enc, |
| .expected_octet_length = sizeof(enhanced_enc), |
| .expected_septet_length = enhanced_septet_length, |
| .ud_hdr_ind = 0, |
| }, |
| { |
| .input = (const uint8_t *) enhancedV2_text, |
| .expected = enhancedV2_enc, |
| .expected_octet_length = sizeof(enhancedV2_enc), |
| .expected_septet_length = enhancedV2_septet_length, |
| .ud_hdr_ind = 0, |
| }, |
| }; |
| |
| static const struct test_case test_decode[] = |
| { |
| { |
| .input = simple_enc, |
| .input_length = sizeof(simple_enc), |
| .expected = (const uint8_t *) simple_text, |
| .expected_septet_length = simple_septet_length, |
| .ud_hdr_ind = 0, |
| }, |
| { |
| .input = escape_enc, |
| .input_length = sizeof(escape_enc), |
| .expected = (const uint8_t *) escape_text, |
| .expected_septet_length = escape_septet_length, |
| .ud_hdr_ind = 0, |
| }, |
| { |
| .input = enhanced_enc, |
| .input_length = sizeof(enhanced_enc), |
| .expected = (const uint8_t *) enhanced_text, |
| .expected_septet_length = enhanced_septet_length, |
| .ud_hdr_ind = 0, |
| }, |
| { |
| .input = enhancedV2_enc, |
| .input_length = sizeof(enhancedV2_enc), |
| .expected = (const uint8_t *) enhancedV2_text, |
| .expected_septet_length = enhancedV2_septet_length, |
| .ud_hdr_ind = 0, |
| }, |
| { |
| .input = concatenated_part1_enc, |
| .input_length = sizeof(concatenated_part1_enc), |
| .expected = (const uint8_t *) splitted_text_part1, |
| .expected_septet_length = concatenated_part1_septet_length_with_header, |
| .ud_hdr_ind = 1, |
| }, |
| { |
| .input = concatenated_part2_enc, |
| .input_length = sizeof(concatenated_part2_enc), |
| .expected = (const uint8_t *) splitted_text_part2, |
| .expected_septet_length = concatenated_part2_septet_length_with_header, |
| .ud_hdr_ind = 1, |
| }, |
| }; |
| |
| static void test_octet_return() |
| { |
| char out[256]; |
| int oct, septets; |
| |
| printf("Encoding some tests and printing number of septets/octets\n"); |
| |
| septets = gsm_7bit_encode_n((uint8_t *) out, sizeof(out), "test1234", &oct); |
| printf("SEPTETS: %d OCTETS: %d\n", septets, oct); |
| |
| printf("Done\n"); |
| } |
| |
| static void test_gen_oa(void) |
| { |
| uint8_t oa[12]; |
| int len; |
| |
| printf("Testing gsm340_gen_oa\n"); |
| |
| /* first try... */ |
| len = gsm340_gen_oa(oa, ARRAY_SIZE(oa), GSM340_TYPE_UNKNOWN, |
| GSM340_PLAN_ISDN, "12345678901234567891"); |
| OSMO_ASSERT(len == 12); |
| printf("Result: len(%d) data(%s)\n", len, osmo_hexdump(oa, len)); |
| len = gsm340_gen_oa(oa, ARRAY_SIZE(oa), GSM340_TYPE_NATIONAL, |
| GSM340_PLAN_ISDN, "12345678901234567891"); |
| OSMO_ASSERT(len == 12); |
| printf("Result: len(%d) data(%s)\n", len, osmo_hexdump(oa, len)); |
| |
| /* long input.. will fail and just prints the header*/ |
| len = gsm340_gen_oa(oa, ARRAY_SIZE(oa), GSM340_TYPE_INTERNATIONAL, |
| GSM340_PLAN_ISDN, "123456789123456789120"); |
| OSMO_ASSERT(len == 2); |
| printf("Result: len(%d) data(%s)\n", len, osmo_hexdump(oa, len)); |
| |
| /* try the alpha numeric encoding */ |
| len = gsm340_gen_oa(oa, ARRAY_SIZE(oa), GSM340_TYPE_ALPHA_NUMERIC, |
| GSM340_PLAN_UNKNOWN, "OpenBSC"); |
| OSMO_ASSERT(len == 9); |
| printf("Result: len(%d) data(%s)\n", len, osmo_hexdump(oa, len)); |
| |
| /* long alpha numeric text */ |
| len = gsm340_gen_oa(oa, ARRAY_SIZE(oa), GSM340_TYPE_ALPHA_NUMERIC, |
| GSM340_PLAN_UNKNOWN, "OpenBSCabcdefghijklm"); |
| OSMO_ASSERT(len == 12); |
| printf("Result: len(%d) data(%s)\n", len, osmo_hexdump(oa, len)); |
| } |
| |
| int main(int argc, char** argv) |
| { |
| printf("SMS testing\n"); |
| uint8_t i; |
| uint16_t buffer_size; |
| uint8_t octet_length; |
| int octets_written; |
| uint8_t computed_octet_length; |
| uint8_t septet_length; |
| uint8_t coded[256]; |
| uint8_t tmp[160]; |
| uint8_t septet_data[256]; |
| int nchars; |
| char result[256]; |
| void *ctx = talloc_named_const(NULL, 0, "sms_test"); |
| |
| /* Fake logging. */ |
| osmo_init_logging2(ctx, &fake_log_info); |
| |
| /* test 7-bit encoding */ |
| for (i = 0; i < ARRAY_SIZE(test_encode); ++i) { |
| /* Test new function */ |
| memset(coded, 0x42, sizeof(coded)); |
| septet_length = gsm_7bit_encode_n(coded, sizeof(coded), |
| (const char *) test_encode[i].input, |
| &octets_written); |
| computed_octet_length = gsm_get_octet_len(septet_length); |
| printf("Encode case %d: " |
| "Octet length %d (expected %d, computed %d), " |
| "septet length %d (expected %d)\n" |
| , i |
| , octets_written, test_encode[i].expected_octet_length, computed_octet_length |
| , septet_length, test_encode[i].expected_septet_length |
| ); |
| |
| OSMO_ASSERT (octets_written == test_encode[i].expected_octet_length); |
| OSMO_ASSERT (octets_written == computed_octet_length); |
| OSMO_ASSERT (memcmp(coded, test_encode[i].expected, octets_written) == 0); |
| OSMO_ASSERT (septet_length == test_encode[i].expected_septet_length); |
| |
| /* check buffer limiting */ |
| memset(coded, 0xaa, sizeof(coded)); |
| |
| for (buffer_size = 0; |
| buffer_size < test_encode[i].expected_octet_length + 1 |
| && buffer_size < sizeof(coded) - 1; |
| ++buffer_size) |
| { |
| gsm_7bit_encode_n(coded, buffer_size, |
| (const char *) test_encode[i].input, |
| &octets_written); |
| |
| OSMO_ASSERT(octets_written <= buffer_size); |
| OSMO_ASSERT(coded[buffer_size] == 0xaa); |
| } |
| } |
| |
| |
| /* Test: encode multiple SMS */ |
| int number_of_septets = gsm_septet_encode(septet_data, (const char *) test_multiple_encode[0].input); |
| (void) number_of_septets; |
| |
| /* SMS part 1 */ |
| memset(tmp, 0x42, sizeof(tmp)); |
| memset(coded, 0x42, sizeof(coded)); |
| memcpy(tmp, septet_data, concatenated_part1_septet_length); |
| |
| /* In our case: test_multiple_decode[0].ud_hdr_ind equals number of padding bits*/ |
| octet_length = gsm_septets2octets(coded, tmp, concatenated_part1_septet_length, test_multiple_encode[0].ud_hdr_ind); |
| |
| /* copy header */ |
| memset(tmp, 0x42, sizeof(tmp)); |
| int udh_length = test_multiple_encode[0].expected[0] + 1; |
| memcpy(tmp, test_multiple_encode[0].expected, udh_length); |
| memcpy(tmp + udh_length, coded, octet_length); |
| memset(coded, 0x42, sizeof(coded)); |
| memcpy(coded, tmp, octet_length + 6); |
| |
| OSMO_ASSERT(memcmp(coded, test_multiple_encode[0].expected, octet_length) == 0); |
| |
| /* SMS part 2 */ |
| memset(tmp, 0x42, sizeof(tmp)); |
| memset(coded, 0x42, sizeof(coded)); |
| memcpy(tmp, septet_data + concatenated_part1_septet_length, concatenated_part2_septet_length); |
| |
| /* In our case: test_multiple_decode[1].ud_hdr_ind equals number of padding bits*/ |
| octet_length = gsm_septets2octets(coded, tmp, concatenated_part2_septet_length, test_multiple_encode[1].ud_hdr_ind); |
| |
| /* copy header */ |
| memset(tmp, 0x42, sizeof(tmp)); |
| udh_length = test_multiple_encode[1].expected[0] + 1; |
| memcpy(tmp, test_multiple_encode[1].expected, udh_length); |
| memcpy(tmp + udh_length, coded, octet_length); |
| memset(coded, 0x42, sizeof(coded)); |
| memcpy(coded, tmp, octet_length + 6); |
| |
| OSMO_ASSERT(memcmp(coded, test_multiple_encode[1].expected, octet_length) == 0); |
| |
| /* test 7-bit decoding */ |
| for (i = 0; i < ARRAY_SIZE(test_decode); ++i) { |
| /* Test new function */ |
| memset(result, 0x42, sizeof(result)); |
| nchars = gsm_7bit_decode_n_hdr(result, sizeof(result), test_decode[i].input, |
| test_decode[i].expected_septet_length, test_decode[i].ud_hdr_ind); |
| printf("Decode case %d: return value %d (expected %zu)\n", i, nchars, strlen(result)); |
| |
| OSMO_ASSERT(strcmp(result, (const char *) test_decode[i].expected) == 0); |
| OSMO_ASSERT(nchars == strlen(result)); |
| |
| /* check buffer limiting */ |
| memset(result, 0xaa, sizeof(result)); |
| |
| for (buffer_size = 1; |
| buffer_size < test_decode[i].expected_septet_length + 1 |
| && buffer_size < sizeof(result) - 1; |
| ++buffer_size) |
| { |
| nchars = gsm_7bit_decode_n_hdr(result, buffer_size, test_decode[i].input, |
| test_decode[i].expected_septet_length, test_decode[i].ud_hdr_ind); |
| |
| OSMO_ASSERT(nchars <= buffer_size); |
| OSMO_ASSERT(result[buffer_size] == (char)0xaa); |
| OSMO_ASSERT(result[nchars] == '\0'); |
| } |
| } |
| |
| test_octet_return(); |
| test_gen_oa(); |
| |
| printf("OK\n"); |
| return 0; |
| } |