maki/openairinterface5g
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

UE/API/USIM: move OP to usim_keys_t

Browse Source
This commit is contained in:
Frédéric Leroy
2017-01-25 13:23:18 +01:00
parent 5b90bcbd25
commit 26538bb9e2
4 changed files with 38 additions and 50 deletions
Download Patch File Download Diff File Expand all files Collapse all files
openair3/NAS/UE/API/USIM/usim_api.c
+16 -4
View File
@@ -112,6 +112,18 @@ int usim_api_read(usim_data_t* data)
/* initialize the subscriber authentication security key */
_usim_api_hex_string_to_hex_value(data->keys.usim_api_k, USIM_API_K_VALUE, USIM_API_K_SIZE);
// initialize OP
/* PFT OP used currently in HSS (OPENAIRHSS/auc/kdf.c) */
#define OAI_LTEBOX
#ifdef OAI_LTEBOX
u8 _op[16] = {0x10, 0x06, 0x02, 0x0f, 0x0a, 0x47, 0x8b, 0xf6,
0xb6, 0x99, 0xf1, 0x5c, 0x06, 0x2e, 0x42, 0xb3 };
#else
u8 _op[16] = {0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11,
0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11 };
#endif
memcpy(data->keys.op, _op, sizeof(_op));
free(path);
LOG_FUNC_RETURN (RETURNok);
}
@@ -387,7 +399,7 @@ int usim_api_authenticate(usim_data_t *usim_data, const OctetString* rand_pP, co
u8 ak[USIM_API_AK_SIZE];
f2345(usim_data->keys.usim_api_k, rand_pP->value,
res_pP->value, ck_pP->value, ik_pP->value, ak);
res_pP->value, ck_pP->value, ik_pP->value, ak, usim_data->keys.op);
LOG_TRACE(INFO, "USIM-API - res(f2) :%s",dump_octet_string(res_pP));
LOG_TRACE(INFO, "USIM-API - ck(f3) :%s",dump_octet_string(ck_pP));
LOG_TRACE(INFO, "USIM-API - ik(f4) :%s",dump_octet_string(ik_pP));
@@ -408,7 +420,7 @@ int usim_api_authenticate(usim_data_t *usim_data, const OctetString* rand_pP, co
/* Compute XMAC = f1K (SQN || RAND || AMF) */
#define USIM_API_XMAC_SIZE 8
u8 xmac[USIM_API_XMAC_SIZE];
f1(usim_data->keys.usim_api_k, rand_pP->value, sqn, &autn_pP->value[USIM_API_SQN_SIZE], xmac);
f1(usim_data->keys.usim_api_k, rand_pP->value, sqn, &autn_pP->value[USIM_API_SQN_SIZE], xmac, usim_data->keys.op);
LOG_TRACE(DEBUG,
"USIM-API - Computed XMAC %02X%02X%02X%02X%02X%02X%02X%02X",
xmac[0],xmac[1],xmac[2],xmac[3],
@@ -436,7 +448,7 @@ int usim_api_authenticate(usim_data_t *usim_data, const OctetString* rand_pP, co
/* Concealed value of the counter SQNms in the USIM:
* Conc(SQNMS) = SQNMS ⊕ f5*K(RAND) */
f5star(usim_data->keys.usim_api_k, rand_pP->value, ak);
f5star(usim_data->keys.usim_api_k, rand_pP->value, ak, usim_data->keys.op);
u8 sqn_ms[USIM_API_SQNMS_SIZE];
@@ -465,7 +477,7 @@ int usim_api_authenticate(usim_data_t *usim_data, const OctetString* rand_pP, co
#define USIM_API_MACS_SIZE USIM_API_XMAC_SIZE
u8 macs[USIM_API_MACS_SIZE];
f1star(usim_data->keys.usim_api_k, rand_pP->value, sqn_ms,
&rand_pP->value[USIM_API_SQN_SIZE], macs);
&rand_pP->value[USIM_API_SQN_SIZE], macs, usim_data->keys.op);
LOG_TRACE(DEBUG, "USIM-API - MACS %02X%02X%02X%02X%02X%02X%02X%02X",
macs[0],macs[1],macs[2],macs[3],
macs[4],macs[5],macs[6],macs[7]);