mirror of https://github.com/PentHertz/srsLTE.git
Merge pull request #137 from pily112/Configurable_mcc_mnc_in_HSS
Configurable mcc mnc in hss, debug prints and fix MAC failure error
This commit is contained in:
Ismael Gomez
GitHub
commit
e8985dbdbc
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@ -37,6 +37,10 @@ add_executable(test_eea2 test_eea2.cc)
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target_link_libraries(test_eea2 srslte_common ${CMAKE_THREAD_LIBS_INIT})
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add_test(test_eea2 test_eea2)
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add_executable(test_f12345 test_f12345.cc)
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target_link_libraries(test_f12345 srslte_common ${CMAKE_THREAD_LIBS_INIT})
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add_test(test_f12345 test_f12345)
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add_executable(log_filter_test log_filter_test.cc)
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target_link_libraries(log_filter_test srslte_phy srslte_common srslte_phy ${SEC_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT} ${Boost_LIBRARIES})
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@ -0,0 +1,170 @@
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/*
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* Includes
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <assert.h>
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#include "srslte/common/liblte_security.h"
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/*
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* Prototypes
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*/
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int32 arrcmp(uint8_t const * const a, uint8_t const * const b, uint32 len) {
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uint32 i = 0;
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for (i = 0; i < len; i++) {
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if (a[i] != b[i]) {
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return a[i] - b[i];
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}
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}
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return 0;
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}
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void arrprint(uint8_t const * const a, uint32 len) {
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uint32 i = 0;
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for (i = 0; i < len; i++) {
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printf("0x%02x ", a[i]);
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if ((i%16==0) && i)
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printf("\n");
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}
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printf("\n");
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return;
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}
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/*
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* Tests
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*
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* Document Reference: 35.208 e00
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*/
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/*
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* Functions
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*/
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void test_set_2()
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{
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LIBLTE_ERROR_ENUM err_lte = LIBLTE_ERROR_INVALID_INPUTS;
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int32 err_cmp = 0;
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uint8_t k[] = {0x46, 0x5b, 0x5c, 0xe8, 0xb1, 0x99, 0xb4, 0x9f, 0xaa, 0x5f, 0x0a, 0x2e, 0xe2, 0x38, 0xa6, 0xbc};
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uint8_t rand[] = {0x23, 0x55, 0x3c, 0xbe, 0x96, 0x37, 0xa8, 0x9d, 0x21, 0x8a, 0xe6, 0x4d, 0xae, 0x47, 0xbf, 0x35};
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uint8_t sqn[] = {0xff, 0x9b, 0xb4, 0xd0, 0xb6, 0x07};
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uint8_t amf[] = {0xb9, 0xb9};
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uint8_t op[] = {0xcd, 0xc2, 0x02, 0xd5, 0x12, 0x3e, 0x20, 0xf6, 0x2b, 0x6d, 0x67, 0x6a, 0xc7, 0x2c, 0xb3, 0x18};
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// f1
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uint8_t mac_o[8];
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err_lte = liblte_security_milenage_f1(k,
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op,
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rand,
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sqn,
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amf,
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mac_o);
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assert(err_lte == LIBLTE_SUCCESS);
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arrprint(mac_o, sizeof(mac_o));
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uint8_t mac_a[] = {0x4a, 0x9f, 0xfa, 0xc3, 0x54, 0xdf, 0xaf, 0xb3};
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// compare mac a
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err_cmp = arrcmp(mac_o, mac_a, sizeof(mac_a));
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assert(err_cmp == 0);
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// f1 star
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uint8_t mac_so[8];
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err_lte = liblte_security_milenage_f1_star(k,
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op,
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rand,
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sqn,
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amf,
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mac_so);
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assert(err_lte == LIBLTE_SUCCESS);
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uint8_t mac_s[] = {0x01, 0xcf, 0xaf, 0x9e, 0xc4, 0xe8, 0x71, 0xe9};
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arrprint(mac_so, sizeof(mac_so));
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err_cmp = arrcmp(mac_so, mac_s, sizeof(mac_s));
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assert(err_cmp == 0);
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// f2345
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uint8_t res_o[8];
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uint8_t ck_o[16];
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uint8_t ik_o[16];
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uint8_t ak_o[6];
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err_lte = liblte_security_milenage_f2345(k,
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op,
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rand,
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res_o,
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ck_o,
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ik_o,
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ak_o);
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assert(err_lte == LIBLTE_SUCCESS);
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uint8_t res[] = {0xa5, 0x42, 0x11, 0xd5, 0xe3, 0xba, 0x50, 0xbf};
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uint8_t ck[] = {0xb4, 0x0b, 0xa9, 0xa3, 0xc5, 0x8b, 0x2a, 0x05, 0xbb, 0xf0, 0xd9, 0x87, 0xb2, 0x1b, 0xf8, 0xcb};
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uint8_t ik[] = {0xf7, 0x69, 0xbc, 0xd7, 0x51, 0x04, 0x46, 0x04, 0x12, 0x76, 0x72, 0x71, 0x1c, 0x6d, 0x34, 0x41};
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uint8_t ak[] = {0xaa, 0x68, 0x9c, 0x64, 0x83, 0x70};
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// RESPONSE
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arrprint(res_o, sizeof(res_o));
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err_cmp = arrcmp(res_o, res, sizeof(res));
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assert(err_cmp == 0);
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// CK
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arrprint(ck_o, sizeof(ck_o));
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err_cmp = arrcmp(ck_o, ck, sizeof(ck));
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assert(err_cmp == 0);
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// IK
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arrprint(ik_o, sizeof(ik_o));
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err_cmp = arrcmp(ik_o, ik, sizeof(ik));
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assert(err_cmp == 0);
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// AK
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arrprint(ak_o, sizeof(ak_o));
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err_cmp = arrcmp(ak_o, ak, sizeof(ak));
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assert(err_cmp == 0);
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// f star
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uint8_t ak_star_o[6];
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err_lte = liblte_security_milenage_f5_star(k, op, rand, ak_star_o);
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assert(err_lte == LIBLTE_SUCCESS);
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arrprint(ak_star_o, sizeof(ak_star_o));
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uint8_t ak_star[] = {0x45, 0x1e, 0x8b, 0xec, 0xa4, 0x3b};
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err_cmp = arrcmp(ak_star_o, ak_star, sizeof(ak_star));
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assert(err_cmp == 0);
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return;
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}
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/*
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Own test sets
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*/
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int main(int argc, char * argv[]) {
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test_set_2();
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/*
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test_set_3();
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test_set_4();
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test_set_5();
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test_set_6();
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*/
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}
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@ -46,6 +46,8 @@ namespace srsepc{
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typedef struct{
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std::string auth_algo;
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std::string db_file;
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uint16_t mcc;
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uint16_t mnc;
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}hss_args_t;
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typedef struct{
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@ -98,7 +100,9 @@ private:
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/*Logs*/
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srslte::log_filter *m_hss_log;
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uint16_t mcc;
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uint16_t mnc;
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};
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} // namespace srsepc
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@ -90,7 +90,10 @@ hss::init(hss_args_t *hss_args, srslte::log_filter *hss_log)
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return -1;
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}
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m_hss_log->info("HSS Initialized. DB file %s, authentication algorithm %s\n", hss_args->db_file.c_str(),hss_args->auth_algo.c_str());
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mcc = hss_args->mcc;
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mnc = hss_args->mnc;
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m_hss_log->info("HSS Initialized. DB file %s, authentication algorithm %s, MCC: %d, MNC: %d\n", hss_args->db_file.c_str(),hss_args->auth_algo.c_str(), mcc, mnc);
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m_hss_log->console("HSS Initialized\n");
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return 0;
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}
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@ -203,8 +206,6 @@ hss::gen_auth_info_answer_milenage(uint64_t imsi, uint8_t *k_asme, uint8_t *autn
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uint8_t ak[6];
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uint8_t mac[8];
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uint16_t mcc=61441; //001
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uint16_t mnc=65281; //01
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if(!get_k_amf_op(imsi,k,amf,op))
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{
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@ -212,7 +213,7 @@ hss::gen_auth_info_answer_milenage(uint64_t imsi, uint8_t *k_asme, uint8_t *autn
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}
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gen_rand(rand);
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get_sqn(sqn);
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security_milenage_f2345( k,
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op,
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rand,
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@ -221,6 +222,14 @@ hss::gen_auth_info_answer_milenage(uint64_t imsi, uint8_t *k_asme, uint8_t *autn
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ik,
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ak);
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m_hss_log->debug_hex(k, 16, "User Key : ");
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m_hss_log->debug_hex(op, 16, "User OP : ");
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m_hss_log->debug_hex(rand, 16, "User Rand : ");
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m_hss_log->debug_hex(xres, 8, "User XRES: ");
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m_hss_log->debug_hex(ck, 16, "User CK: ");
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m_hss_log->debug_hex(ik, 16, "User IK: ");
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m_hss_log->debug_hex(ak, 6, "User AK: ");
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security_milenage_f1( k,
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op,
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rand,
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@ -228,6 +237,9 @@ hss::gen_auth_info_answer_milenage(uint64_t imsi, uint8_t *k_asme, uint8_t *autn
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amf,
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mac);
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m_hss_log->debug_hex(sqn, 6, "User SQN : ");
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m_hss_log->debug_hex(mac, 8, "User MAC : ");
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// Generate K_asme
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security_generate_k_asme( ck,
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ik,
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@ -237,6 +249,9 @@ hss::gen_auth_info_answer_milenage(uint64_t imsi, uint8_t *k_asme, uint8_t *autn
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mnc,
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k_asme);
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m_hss_log->debug("User MCC : %x MNC : %x \n", mcc, mnc);
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m_hss_log->debug_hex(k_asme, 32, "User k_asme : ");
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//Generate AUTN (autn = sqn ^ ak |+| amf |+| mac)
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for(int i=0;i<6;i++ )
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{
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@ -250,10 +265,8 @@ hss::gen_auth_info_answer_milenage(uint64_t imsi, uint8_t *k_asme, uint8_t *autn
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{
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autn[8+i]=mac[i];
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}
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m_hss_log->debug_hex(sqn, 6, "User SQN : ");
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m_hss_log->debug_hex(autn, 8, "User AUTN: ");
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m_hss_log->debug_hex(xres, 8, "User XRES: ");
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m_hss_log->debug_hex(autn, 16, "User AUTN: ");
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return true;
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}
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@ -274,9 +287,6 @@ hss::gen_auth_info_answer_xor(uint64_t imsi, uint8_t *k_asme, uint8_t *autn, uin
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uint8_t ak[6];
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uint8_t mac[8];
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uint16_t mcc=61441; //001
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uint16_t mnc=65281; //01
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int i = 0;
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if(!get_k_amf_op(imsi,k,amf,op))
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@ -300,6 +310,14 @@ hss::gen_auth_info_answer_xor(uint64_t imsi, uint8_t *k_asme, uint8_t *autn, uin
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ak[i] = xdout[i+3];
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}
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m_hss_log->debug_hex(k, 16, "User Key : ");
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m_hss_log->debug_hex(op, 16, "User OP : ");
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m_hss_log->debug_hex(rand, 16, "User Rand : ");
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m_hss_log->debug_hex(xres, 8, "User XRES: ");
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m_hss_log->debug_hex(ck, 16, "User CK: ");
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m_hss_log->debug_hex(ik, 16, "User IK: ");
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m_hss_log->debug_hex(ak, 6, "User AK: ");
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// Generate cdout
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for(i=0; i<6; i++) {
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cdout[i] = sqn[i];
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@ -313,6 +331,9 @@ hss::gen_auth_info_answer_xor(uint64_t imsi, uint8_t *k_asme, uint8_t *autn, uin
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mac[i] = xdout[i] ^ cdout[i];
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}
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m_hss_log->debug_hex(sqn, 6, "User SQN : ");
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m_hss_log->debug_hex(mac, 8, "User MAC : ");
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//Generate AUTN (autn = sqn ^ ak |+| amf |+| mac)
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for(int i=0;i<6;i++ )
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{
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@ -335,6 +356,9 @@ hss::gen_auth_info_answer_xor(uint64_t imsi, uint8_t *k_asme, uint8_t *autn, uin
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mcc,
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mnc,
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k_asme);
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m_hss_log->debug("User MCC : %x MNC : %x \n", mcc, mnc);
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m_hss_log->debug_hex(k_asme, 32, "User k_asme : ");
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//Generate AUTN (autn = sqn ^ ak |+| amf |+| mac)
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for(int i=0;i<6;i++ )
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@ -350,9 +374,7 @@ hss::gen_auth_info_answer_xor(uint64_t imsi, uint8_t *k_asme, uint8_t *autn, uin
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autn[8+i]=mac[i];
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}
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m_hss_log->debug_hex(sqn, 6, "User SQN : ");
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m_hss_log->debug_hex(autn, 8, "User AUTN: ");
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m_hss_log->debug_hex(xres, 8, "User XRES: ");
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return true;
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}
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@ -189,12 +189,20 @@ parse_args(all_args_t *args, int argc, char* argv[]) {
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}
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// Convert MCC/MNC strings
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if(!srslte::string_to_mcc(mcc, &args->mme_args.s1ap_args.mcc)) {
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cout << "Error parsing enb.mcc:" << mcc << " - must be a 3-digit string." << endl;
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cout << "Error parsing mme.mcc:" << mcc << " - must be a 3-digit string." << endl;
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}
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if(!srslte::string_to_mnc(mnc, &args->mme_args.s1ap_args.mnc)) {
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cout << "Error parsing enb.mnc:" << mnc << " - must be a 2 or 3-digit string." << endl;
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cout << "Error parsing mme.mnc:" << mnc << " - must be a 2 or 3-digit string." << endl;
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}
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// Convert MCC/MNC strings
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if(!srslte::string_to_mcc(mcc, &args->hss_args.mcc)) {
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cout << "Error parsing mme.mcc:" << mcc << " - must be a 3-digit string." << endl;
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}
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if(!srslte::string_to_mnc(mnc, &args->hss_args.mnc)) {
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cout << "Error parsing mme.mnc:" << mnc << " - must be a 2 or 3-digit string." << endl;
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}
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args->mme_args.s1ap_args.mme_bind_addr = mme_bind_addr;
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args->spgw_args.gtpu_bind_addr = spgw_bind_addr;
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args->spgw_args.sgi_if_addr = sgi_if_addr;
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@ -302,7 +310,7 @@ main (int argc,char * argv[] )
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cout << "Error initializing MME" << endl;
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exit(1);
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}
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hss *hss = hss::get_instance();
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if (hss->init(&args.hss_args,&hss_log)) {
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cout << "Error initializing HSS" << endl;
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@ -241,7 +241,7 @@ s1ap_nas_transport::handle_nas_imsi_attach_request(uint32_t enb_ue_s1ap_id,
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{
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uint8_t k_asme[32];
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uint8_t autn[16];
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uint8_t rand[6];
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uint8_t rand[16];
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uint8_t xres[8];
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ue_ctx_t ue_ctx;
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@ -317,7 +317,7 @@ s1ap_nas_transport::handle_nas_imsi_attach_request(uint32_t enb_ue_s1ap_id,
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m_s1ap->add_new_ue_ctx(ue_ctx);
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//Pack NAS Authentication Request in Downlink NAS Transport msg
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pack_authentication_request(reply_buffer, ue_ctx.enb_ue_s1ap_id, ue_ctx.mme_ue_s1ap_id, autn, rand);
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//Send reply to eNB
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*reply_flag = true;
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m_s1ap_log->info("Downlink NAS: Sending Athentication Request\n");
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@ -584,7 +584,7 @@ bool
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s1ap_nas_transport::handle_identity_response(srslte::byte_buffer_t *nas_msg, ue_ctx_t* ue_ctx, srslte::byte_buffer_t *reply_msg, bool *reply_flag)
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{
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uint8_t autn[16];
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uint8_t rand[6];
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uint8_t rand[16];
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uint8_t xres[8];
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LIBLTE_MME_ID_RESPONSE_MSG_STRUCT id_resp;
|
||||
|
|
@ -609,7 +609,7 @@ s1ap_nas_transport::handle_identity_response(srslte::byte_buffer_t *nas_msg, ue_
|
|||
m_s1ap_log->info("User not found. IMSI %015lu\n",imsi);
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
//Pack NAS Authentication Request in Downlink NAS Transport msg
|
||||
pack_authentication_request(reply_msg, ue_ctx->enb_ue_s1ap_id, ue_ctx->mme_ue_s1ap_id, autn, rand);
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue