From f05bb12c789fc45563ad98f568eb172f7dac2fc4 Mon Sep 17 00:00:00 2001 From: David Rupprecht Date: Wed, 10 Apr 2019 19:37:07 +0200 Subject: [PATCH] Process with EIA3 test cases and fix EIA3 --- lib/src/common/liblte_security.cc | 35 ++--- lib/test/common/test_eia3.cc | 231 ++++++++++++++++++++++++++---- 2 files changed, 223 insertions(+), 43 deletions(-) diff --git a/lib/src/common/liblte_security.cc b/lib/src/common/liblte_security.cc index c34d7a978..e9fc7bd17 100644 --- a/lib/src/common/liblte_security.cc +++ b/lib/src/common/liblte_security.cc @@ -842,25 +842,26 @@ LIBLTE_ERROR_ENUM liblte_security_128_eia3(uint8* key, uint32 count, uint8 beare msg_len_block_8 = (msg_len + 7) / 8; msg_len_block_32 = (msg_len + 31) / 32; - // Construct IV - iv[0] = (count >> 24) & 0xFF; - iv[1] = (count >> 16) & 0xFF; - iv[2] = (count >> 8) & 0xFF; - iv[3] = (count)&0xFF; - iv[4] = ((bearer & 0x1F) << 3) | ((direction & 0x01) << 2); - iv[5] = 0; - iv[6] = 0; - iv[7] = 0; - iv[8] = iv[0]; - iv[9] = iv[1]; - iv[10] = iv[2]; - iv[11] = iv[3]; + // Construct iv + iv[0] = (count >> 24) & 0xFF; + iv[1] = (count >> 16) & 0xFF; + iv[2] = (count >> 8) & 0xFF; + iv[3] = count & 0xFF; + + iv[4] = (bearer << 3) & 0xF8; + iv[5] = iv[6] = iv[7] = 0; + + iv[8] = ((count >> 24) & 0xFF) ^ ((direction & 1) << 7); + iv[9] = (count >> 16) & 0xFF; + iv[10] = (count >> 8) & 0xFF; + iv[11] = count & 0xFF; + iv[12] = iv[4]; iv[13] = iv[5]; - iv[14] = iv[6]; + iv[14] = iv[6] ^ ((direction & 1) << 7); iv[15] = iv[7]; - zuc_state_t zuc_state; + zuc_state_t zuc_state; // Initialize keystream zuc_initialize(&zuc_state, key, iv); @@ -869,6 +870,7 @@ LIBLTE_ERROR_ENUM liblte_security_128_eia3(uint8* key, uint32 count, uint8 beare int L = (N + 31) / 32; ks = (uint32*)calloc(L, sizeof(uint32)); + zuc_generate_keystream(&zuc_state, L, ks); uint32_t T = 0; @@ -881,7 +883,6 @@ LIBLTE_ERROR_ENUM liblte_security_128_eia3(uint8* key, uint32 count, uint8 beare T ^= GET_WORD(ks, msg_len); uint32_t mac_tmp = T ^ ks[L - 1]; - mac[0] = (mac_tmp >> 24) & 0xFF; mac[1] = (mac_tmp >> 16) & 0xFF; mac[2] = (mac_tmp >> 8) & 0xFF; @@ -1069,7 +1070,7 @@ LIBLTE_ERROR_ENUM liblte_security_encryption_eea3(uint8 *key, msg_len_block_8 = (msg_len + 7) / 8; msg_len_block_32 = (msg_len + 31) / 32; - // Construct IV + // Construct iv iv[0] = (count >> 24) & 0xFF; iv[1] = (count >> 16) & 0xFF; iv[2] = (count >> 8) & 0xFF; diff --git a/lib/test/common/test_eia3.cc b/lib/test/common/test_eia3.cc index 03345f3f6..dd3629f52 100644 --- a/lib/test/common/test_eia3.cc +++ b/lib/test/common/test_eia3.cc @@ -2,57 +2,236 @@ * Includes */ -#include -#include #include +#include +#include #include -#include "srslte/srslte.h" -#include "srslte/common/security.h" #include "srslte/common/liblte_security.h" +#include "srslte/common/security.h" +#include "srslte/srslte.h" /* * Tests * - * Document Reference: 33.401 V14.6.0 Annex C.4 + * Document Reference: Specification of the 3GPP Confidentiality and Integrity Algorithms 128-EEA3 & 128-EIA3: Document + * 3: Implementor’s Test Data https://www.gsma.com/aboutus/wp-content/uploads/2014/12/eea3eia3testdatav11.pdf * */ void test_set_1() { - uint8_t key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; - uint32_t count = 0x0; - uint8_t bearer = 0x0; - uint8_t direction = 0; - uint32_t len_bits = 1; - uint32_t len_bytes = (len_bits + 7) / 8; - uint8_t msg[] = {0x00, 0x00, 0x00, 0x00}; - uint8_t mt[] = {0xc8, 0xa9, 0x59, 0x5e}; + uint8_t key[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; + uint32_t count = 0x0; + uint8_t bearer = 0x0; + uint8_t direction = 0; + uint32_t len_bits = 1; + uint8_t msg[] = {0x00, 0x00, 0x00, 0x00}; + uint8_t expected_mac[] = {0xc8, 0xa9, 0x59, 0x5e}; uint8_t mac[4]; // gen mac -// srslte::security_128_eia3(key, count, bearer, direction, msg, len_bytes, mac); liblte_security_128_eia3(key, count, bearer, direction, msg, len_bits, mac); int i; - for(i=0; i<4; i++) { - printf("%x ", mac[i]); - } - - printf("\n"); - - for(i=0; i<4; i++) { - if(mac[i] != mt[i]){ - printf("Test Set 1: Failed\n"); + bool failed = false; + for (i = 0; i < 4; i++) { + if (mac[i] != expected_mac[i]) { + failed = true; } - assert(mac[i] == mt[i]); + assert(mac[i] == expected_mac[i]); + } + if (failed == true) { + printf("Test Set 1: Failed\n"); + } else { + printf("Test Set 1: Success\n"); } - } +void test_set_2() +{ + uint8_t key[] = {0x47, 0x05, 0x41, 0x25, 0x56, 0x1e, 0xb2, 0xdd, 0xa9, 0x40, 0x59, 0xda, 0x05, 0x09, 0x78, 0x50}; + uint32_t count = 0x561eb2dd; + uint8_t bearer = 0x14; + uint8_t direction = 0; + uint32_t len_bits = 90; + uint8_t msg[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; + uint8_t expected_mac[] = {0x67, 0x19, 0xa0, 0x88}; + uint8_t mac[4]; -int main(int argc, char * argv[]) { + // gen mac + liblte_security_128_eia3(key, count, bearer, direction, msg, len_bits, mac); + int i; + + bool failed = false; + for (i = 0; i < 4; i++) { + if (mac[i] != expected_mac[i]) { + failed = true; + } + assert(mac[i] == expected_mac[i]); + } + if (failed == true) { + printf("Test Set 2: Failed\n"); + } else { + printf("Test Set 2: Success\n"); + } +} + +void test_set_3() +{ + uint8_t key[] = {0xc9, 0xe6, 0xce, 0xc4, 0x60, 0x7c, 0x72, 0xdb, 0x00, 0x0a, 0xef, 0xa8, 0x83, 0x85, 0xab, 0x0a}; + uint32_t count = 0xa94059da; + uint8_t bearer = 0xa; + uint8_t direction = 1; + uint32_t len_bits = 577; + uint8_t msg[] = {0x98, 0x3b, 0x41, 0xd4, 0x7d, 0x78, 0x0c, 0x9e, 0x1a, 0xd1, 0x1d, 0x7e, 0xb7, 0x03, 0x91, 0xb1, + 0xde, 0x0b, 0x35, 0xda, 0x2d, 0xc6, 0x2f, 0x83, 0xe7, 0xb7, 0x8d, 0x63, 0x06, 0xca, 0x0e, 0xa0, + 0x7e, 0x94, 0x1b, 0x7b, 0xe9, 0x13, 0x48, 0xf9, 0xfc, 0xb1, 0x70, 0xe2, 0x21, 0x7f, 0xec, 0xd9, + 0x7f, 0x9f, 0x68, 0xad, 0xb1, 0x6e, 0x5d, 0x7d, 0x21, 0xe5, 0x69, 0xd2, 0x80, 0xed, 0x77, 0x5c, + 0xeb, 0xde, 0x3f, 0x40, 0x93, 0xc5, 0x38, 0x81, 0x00, 0x00, 0x00, 0x00}; + uint8_t expected_mac[] = {0xfa, 0xe8, 0xff, 0x0b}; + + uint8_t mac[4]; + + // gen mac + liblte_security_128_eia3(key, count, bearer, direction, msg, len_bits, mac); + int i; + + + bool failed = false; + for (i = 0; i < 4; i++) { + if (mac[i] != expected_mac[i]) { + failed = true; + } + assert(mac[i] == expected_mac[i]); + } + if (failed == true) { + printf("Test Set 3: Failed\n"); + } else { + printf("Test Set 3: Success\n"); + } +} + +void test_set_4() +{ + uint8_t key[] = {0xc8, 0xa4, 0x82, 0x62, 0xd0, 0xc2, 0xe2, 0xba, 0xc4, 0xb9, 0x6e, 0xf7, 0x7e, 0x80, 0xca, 0x59}; + uint32_t count = 0x05097850; + uint8_t bearer = 0x10; + uint8_t direction = 1; + uint32_t len_bits = 2079; + uint8_t msg[] = { + 0xb5, 0x46, 0x43, 0x0b, 0xf8, 0x7b, 0x4f, 0x1e, 0xe8, 0x34, 0x70, 0x4c, 0xd6, 0x95, 0x1c, 0x36, 0xe2, 0x6f, 0x10, + 0x8c, 0xf7, 0x31, 0x78, 0x8f, 0x48, 0xdc, 0x34, 0xf1, 0x67, 0x8c, 0x05, 0x22, 0x1c, 0x8f, 0xa7, 0xff, 0x2f, 0x39, + 0xf4, 0x77, 0xe7, 0xe4, 0x9e, 0xf6, 0x0a, 0x4e, 0xc2, 0xc3, 0xde, 0x24, 0x31, 0x2a, 0x96, 0xaa, 0x26, 0xe1, 0xcf, + 0xba, 0x57, 0x56, 0x38, 0x38, 0xb2, 0x97, 0xf4, 0x7e, 0x85, 0x10, 0xc7, 0x79, 0xfd, 0x66, 0x54, 0xb1, 0x43, 0x38, + 0x6f, 0xa6, 0x39, 0xd3, 0x1e, 0xdb, 0xd6, 0xc0, 0x6e, 0x47, 0xd1, 0x59, 0xd9, 0x43, 0x62, 0xf2, 0x6a, 0xee, 0xed, + 0xee, 0x0e, 0x4f, 0x49, 0xd9, 0xbf, 0x84, 0x12, 0x99, 0x54, 0x15, 0xbf, 0xad, 0x56, 0xee, 0x82, 0xd1, 0xca, 0x74, + 0x63, 0xab, 0xf0, 0x85, 0xb0, 0x82, 0xb0, 0x99, 0x04, 0xd6, 0xd9, 0x90, 0xd4, 0x3c, 0xf2, 0xe0, 0x62, 0xf4, 0x08, + 0x39, 0xd9, 0x32, 0x48, 0xb1, 0xeb, 0x92, 0xcd, 0xfe, 0xd5, 0x30, 0x0b, 0xc1, 0x48, 0x28, 0x04, 0x30, 0xb6, 0xd0, + 0xca, 0xa0, 0x94, 0xb6, 0xec, 0x89, 0x11, 0xab, 0x7d, 0xc3, 0x68, 0x24, 0xb8, 0x24, 0xdc, 0x0a, 0xf6, 0x68, 0x2b, + 0x09, 0x35, 0xfd, 0xe7, 0xb4, 0x92, 0xa1, 0x4d, 0xc2, 0xf4, 0x36, 0x48, 0x03, 0x8d, 0xa2, 0xcf, 0x79, 0x17, 0x0d, + 0x2d, 0x50, 0x13, 0x3f, 0xd4, 0x94, 0x16, 0xcb, 0x6e, 0x33, 0xbe, 0xa9, 0x0b, 0x8b, 0xf4, 0x55, 0x9b, 0x03, 0x73, + 0x2a, 0x01, 0xea, 0x29, 0x0e, 0x6d, 0x07, 0x4f, 0x79, 0xbb, 0x83, 0xc1, 0x0e, 0x58, 0x00, 0x15, 0xcc, 0x1a, 0x85, + 0xb3, 0x6b, 0x55, 0x01, 0x04, 0x6e, 0x9c, 0x4b, 0xdc, 0xae, 0x51, 0x35, 0x69, 0x0b, 0x86, 0x66, 0xbd, 0x54, 0xb7, + 0xa7, 0x03, 0xea, 0x7b, 0x6f, 0x22, 0x0a, 0x54, 0x69, 0xa5, 0x68, 0x02, 0x7e}; + uint8_t expected_mac[] = {0x00, 0x4a, 0xc4, 0xd6}; + + uint8_t mac[4]; + + // gen mac + liblte_security_128_eia3(key, count, bearer, direction, msg, len_bits, mac); + int i; + + bool failed = false; + for (i = 0; i < 4; i++) { + if (mac[i] != expected_mac[i]) { + failed = true; + } + assert(mac[i] == expected_mac[i]); + } + if (failed == true) { + printf("Test Set 4: Failed\n"); + } else { + printf("Test Set 4: Success\n"); + } +} + +void test_set_5() +{ + uint8_t key[] = {0x6b, 0x8b, 0x08, 0xee, 0x79, 0xe0, 0xb5, 0x98, 0x2d, 0x6d, 0x12, 0x8e, 0xa9, 0xf2, 0x20, 0xcb}; + uint32_t count = 0x561eb2dd; + uint8_t bearer = 0x1c; + uint8_t direction = 0; + uint32_t len_bits = 5670; + uint8_t msg[] = { + 0x5b, 0xad, 0x72, 0x47, 0x10, 0xba, 0x1c, 0x56, 0xd5, 0xa3, 0x15, 0xf8, 0xd4, 0x0f, 0x6e, 0x09, 0x37, 0x80, 0xbe, + 0x8e, 0x8d, 0xe0, 0x7b, 0x69, 0x92, 0x43, 0x20, 0x18, 0xe0, 0x8e, 0xd9, 0x6a, 0x57, 0x34, 0xaf, 0x8b, 0xad, 0x8a, + 0x57, 0x5d, 0x3a, 0x1f, 0x16, 0x2f, 0x85, 0x04, 0x5c, 0xc7, 0x70, 0x92, 0x55, 0x71, 0xd9, 0xf5, 0xb9, 0x4e, 0x45, + 0x4a, 0x77, 0xc1, 0x6e, 0x72, 0x93, 0x6b, 0xf0, 0x16, 0xae, 0x15, 0x74, 0x99, 0xf0, 0x54, 0x3b, 0x5d, 0x52, 0xca, + 0xa6, 0xdb, 0xea, 0xb6, 0x97, 0xd2, 0xbb, 0x73, 0xe4, 0x1b, 0x80, 0x75, 0xdc, 0xe7, 0x9b, 0x4b, 0x86, 0x04, 0x4f, + 0x66, 0x1d, 0x44, 0x85, 0xa5, 0x43, 0xdd, 0x78, 0x60, 0x6e, 0x04, 0x19, 0xe8, 0x05, 0x98, 0x59, 0xd3, 0xcb, 0x2b, + 0x67, 0xce, 0x09, 0x77, 0x60, 0x3f, 0x81, 0xff, 0x83, 0x9e, 0x33, 0x18, 0x59, 0x54, 0x4c, 0xfb, 0xc8, 0xd0, 0x0f, + 0xef, 0x1a, 0x4c, 0x85, 0x10, 0xfb, 0x54, 0x7d, 0x6b, 0x06, 0xc6, 0x11, 0xef, 0x44, 0xf1, 0xbc, 0xe1, 0x07, 0xcf, + 0xa4, 0x5a, 0x06, 0xaa, 0xb3, 0x60, 0x15, 0x2b, 0x28, 0xdc, 0x1e, 0xbe, 0x6f, 0x7f, 0xe0, 0x9b, 0x05, 0x16, 0xf9, + 0xa5, 0xb0, 0x2a, 0x1b, 0xd8, 0x4b, 0xb0, 0x18, 0x1e, 0x2e, 0x89, 0xe1, 0x9b, 0xd8, 0x12, 0x59, 0x30, 0xd1, 0x78, + 0x68, 0x2f, 0x38, 0x62, 0xdc, 0x51, 0xb6, 0x36, 0xf0, 0x4e, 0x72, 0x0c, 0x47, 0xc3, 0xce, 0x51, 0xad, 0x70, 0xd9, + 0x4b, 0x9b, 0x22, 0x55, 0xfb, 0xae, 0x90, 0x65, 0x49, 0xf4, 0x99, 0xf8, 0xc6, 0xd3, 0x99, 0x47, 0xed, 0x5e, 0x5d, + 0xf8, 0xe2, 0xde, 0xf1, 0x13, 0x25, 0x3e, 0x7b, 0x08, 0xd0, 0xa7, 0x6b, 0x6b, 0xfc, 0x68, 0xc8, 0x12, 0xf3, 0x75, + 0xc7, 0x9b, 0x8f, 0xe5, 0xfd, 0x85, 0x97, 0x6a, 0xa6, 0xd4, 0x6b, 0x4a, 0x23, 0x39, 0xd8, 0xae, 0x51, 0x47, 0xf6, + 0x80, 0xfb, 0xe7, 0x0f, 0x97, 0x8b, 0x38, 0xef, 0xfd, 0x7b, 0x2f, 0x78, 0x66, 0xa2, 0x25, 0x54, 0xe1, 0x93, 0xa9, + 0x4e, 0x98, 0xa6, 0x8b, 0x74, 0xbd, 0x25, 0xbb, 0x2b, 0x3f, 0x5f, 0xb0, 0xa5, 0xfd, 0x59, 0x88, 0x7f, 0x9a, 0xb6, + 0x81, 0x59, 0xb7, 0x17, 0x8d, 0x5b, 0x7b, 0x67, 0x7c, 0xb5, 0x46, 0xbf, 0x41, 0xea, 0xdc, 0xa2, 0x16, 0xfc, 0x10, + 0x85, 0x01, 0x28, 0xf8, 0xbd, 0xef, 0x5c, 0x8d, 0x89, 0xf9, 0x6a, 0xfa, 0x4f, 0xa8, 0xb5, 0x48, 0x85, 0x56, 0x5e, + 0xd8, 0x38, 0xa9, 0x50, 0xfe, 0xe5, 0xf1, 0xc3, 0xb0, 0xa4, 0xf6, 0xfb, 0x71, 0xe5, 0x4d, 0xfd, 0x16, 0x9e, 0x82, + 0xce, 0xcc, 0x72, 0x66, 0xc8, 0x50, 0xe6, 0x7c, 0x5e, 0xf0, 0xba, 0x96, 0x0f, 0x52, 0x14, 0x06, 0x0e, 0x71, 0xeb, + 0x17, 0x2a, 0x75, 0xfc, 0x14, 0x86, 0x83, 0x5c, 0xbe, 0xa6, 0x53, 0x44, 0x65, 0xb0, 0x55, 0xc9, 0x6a, 0x72, 0xe4, + 0x10, 0x52, 0x24, 0x18, 0x23, 0x25, 0xd8, 0x30, 0x41, 0x4b, 0x40, 0x21, 0x4d, 0xaa, 0x80, 0x91, 0xd2, 0xe0, 0xfb, + 0x01, 0x0a, 0xe1, 0x5c, 0x6d, 0xe9, 0x08, 0x50, 0x97, 0x3b, 0xdf, 0x1e, 0x42, 0x3b, 0xe1, 0x48, 0xa2, 0x37, 0xb8, + 0x7a, 0x0c, 0x9f, 0x34, 0xd4, 0xb4, 0x76, 0x05, 0xb8, 0x03, 0xd7, 0x43, 0xa8, 0x6a, 0x90, 0x39, 0x9a, 0x4a, 0xf3, + 0x96, 0xd3, 0xa1, 0x20, 0x0a, 0x62, 0xf3, 0xd9, 0x50, 0x79, 0x62, 0xe8, 0xe5, 0xbe, 0xe6, 0xd3, 0xda, 0x2b, 0xb3, + 0xf7, 0x23, 0x76, 0x64, 0xac, 0x7a, 0x29, 0x28, 0x23, 0x90, 0x0b, 0xc6, 0x35, 0x03, 0xb2, 0x9e, 0x80, 0xd6, 0x3f, + 0x60, 0x67, 0xbf, 0x8e, 0x17, 0x16, 0xac, 0x25, 0xbe, 0xba, 0x35, 0x0d, 0xeb, 0x62, 0xa9, 0x9f, 0xe0, 0x31, 0x85, + 0xeb, 0x4f, 0x69, 0x93, 0x7e, 0xcd, 0x38, 0x79, 0x41, 0xfd, 0xa5, 0x44, 0xba, 0x67, 0xdb, 0x09, 0x11, 0x77, 0x49, + 0x38, 0xb0, 0x18, 0x27, 0xbc, 0xc6, 0x9c, 0x92, 0xb3, 0xf7, 0x72, 0xa9, 0xd2, 0x85, 0x9e, 0xf0, 0x03, 0x39, 0x8b, + 0x1f, 0x6b, 0xba, 0xd7, 0xb5, 0x74, 0xf7, 0x98, 0x9a, 0x1d, 0x10, 0xb2, 0xdf, 0x79, 0x8e, 0x0d, 0xbf, 0x30, 0xd6, + 0x58, 0x74, 0x64, 0xd2, 0x48, 0x78, 0xcd, 0x00, 0xc0, 0xea, 0xee, 0x8a, 0x1a, 0x0c, 0xc7, 0x53, 0xa2, 0x79, 0x79, + 0xe1, 0x1b, 0x41, 0xdb, 0x1d, 0xe3, 0xd5, 0x03, 0x8a, 0xfa, 0xf4, 0x9f, 0x5c, 0x68, 0x2c, 0x37, 0x48, 0xd8, 0xa3, + 0xa9, 0xec, 0x54, 0xe6, 0xa3, 0x71, 0x27, 0x5f, 0x16, 0x83, 0x51, 0x0f, 0x8e, 0x4f, 0x90, 0x93, 0x8f, 0x9a, 0xb6, + 0xe1, 0x34, 0xc2, 0xcf, 0xdf, 0x48, 0x41, 0xcb, 0xa8, 0x8e, 0x0c, 0xff, 0x2b, 0x0b, 0xcc, 0x8e, 0x6a, 0xdc, 0xb7, + 0x11, 0x09, 0xb5, 0x19, 0x8f, 0xec, 0xf1, 0xbb, 0x7e, 0x5c, 0x53, 0x1a, 0xca, 0x50, 0xa5, 0x6a, 0x8a, 0x3b, 0x6d, + 0xe5, 0x98, 0x62, 0xd4, 0x1f, 0xa1, 0x13, 0xd9, 0xcd, 0x95, 0x78, 0x08, 0xf0, 0x85, 0x71, 0xd9, 0xa4, 0xbb, 0x79, + 0x2a, 0xf2, 0x71, 0xf6, 0xcc, 0x6d, 0xbb, 0x8d, 0xc7, 0xec, 0x36, 0xe3, 0x6b, 0xe1, 0xed, 0x30, 0x81, 0x64, 0xc3, + 0x1c, 0x7c, 0x0a, 0xfc, 0x54, 0x1c, 0x00, 0x00, 0x00}; + + uint8_t expected_mac[] = {0x0c, 0xa1, 0x27, 0x92}; + + uint8_t mac[4]; + + // gen mac + liblte_security_128_eia3(key, count, bearer, direction, msg, len_bits, mac); + int i; + + bool failed = false; + for (i = 0; i < 4; i++) { + if (mac[i] != expected_mac[i]) { + failed = true; + } + assert(mac[i] == expected_mac[i]); + } + if (failed == true) { + printf("Test Set 5: Failed\n"); + } else { + printf("Test Set 5: Success\n"); + } +} + +int main(int argc, char* argv[]) +{ test_set_1(); + test_set_2(); + test_set_3(); + test_set_4(); + test_set_5(); } \ No newline at end of file