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GUTI is added

This commit is contained in:
Sukchan Lee 2017-07-23 12:25:01 +09:00
parent c96d19ffce
commit 094a5c051d
4 changed files with 52 additions and 24 deletions
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16
src/mme/emm_build.c
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@ -16,9 +16,7 @@ status_t emm_build_attach_accept(
&attach_accept->eps_attach_result;
nas_gprs_timer_t *t3412_value = &attach_accept->t3412_value;
nas_tracking_area_identity_list_t *tai_list = &attach_accept->tai_list;
#if 1 /* TODO */
nas_eps_mobile_identity_t *guti = &attach_accept->guti;
#endif
nas_gprs_timer_t *t3402_value = &attach_accept->t3402_value;
nas_gprs_timer_t *t3423_value = &attach_accept->t3423_value;
nas_eps_network_feature_support_t *eps_network_feature_support =
@ -47,16 +45,16 @@ status_t emm_build_attach_accept(
attach_accept->esm_message_container.data = esmbuf->payload;
attach_accept->esm_message_container.len = esmbuf->len;
#if 1 /* TODO */
d_assert(mme_ue_new_guti(mme_ue) == CORE_OK,
return CORE_ERROR, "GUTI error");
attach_accept->presencemask |= NAS_ATTACH_ACCEPT_GUTI_PRESENT;
guti->length = 11;
guti->length = sizeof(nas_eps_mobile_identity_guti_t);
guti->guti.odd_even = NAS_EPS_MOBILE_IDENTITY_EVEN;
guti->guti.type = NAS_EPS_MOBILE_IDENTITY_GUTI;
memcpy(&guti->guti.plmn_id, &mme_ue->visited_plmn_id, PLMN_ID_LEN);
guti->guti.mme_gid = 2;
guti->guti.mme_code = 1;
guti->guti.m_tmsi = 0x040001fb;
#endif
memcpy(&guti->guti.plmn_id, &mme_ue->guti.plmn_id, PLMN_ID_LEN);
guti->guti.mme_gid = mme_ue->guti.mme_gid;
guti->guti.mme_code = mme_ue->guti.mme_code;
guti->guti.m_tmsi = mme_ue->guti.m_tmsi;
attach_accept->presencemask |= NAS_ATTACH_ACCEPT_EMM_CAUSE_PRESENT;
attach_accept->emm_cause = EMM_CAUSE_CS_DOMAIN_NOT_AVAILABLE;

34
src/mme/mme_context.c
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@ -1055,7 +1055,7 @@ mme_ue_t *mme_ue_this(hash_index_t *hi)
return hash_this_val(hi);
}
status_t mme_ue_set_imsi(mme_ue_t *mme_ue, c_uint8_t *imsi, int imsi_len)
status_t mme_ue_set_imsi(mme_ue_t *mme_ue, c_uint8_t *imsi, int imsi_len)
{
d_assert(mme_ue && imsi, return CORE_ERROR, "Invalid Param");
@ -1067,6 +1067,38 @@ status_t mme_ue_set_imsi(mme_ue_t *mme_ue, c_uint8_t *imsi, int imsi_len)
return CORE_OK;
}
status_t mme_ue_new_guti(mme_ue_t *mme_ue)
{
served_gummei_t *served_gummei = NULL;
d_assert(mme_ue, return CORE_ERROR, "Invalid param");
d_assert(mme_self()->max_num_of_served_gummei > 0,
return CORE_ERROR, "Invalid param");
served_gummei = &mme_self()->served_gummei[0];
d_assert(served_gummei->num_of_plmn_id > 0,
return CORE_ERROR, "Invalid param");
d_assert(served_gummei->num_of_mme_gid > 0,
return CORE_ERROR, "Invalid param");
d_assert(served_gummei->num_of_mme_code > 0,
return CORE_ERROR, "Invalid param");
memset(&mme_ue->guti, 0, sizeof(guti_t));
/* FIXME : How to generate GUTI?
* At this point, I'll use first(0-index) Served GUMMEI in MME_CONTEXT */
memcpy(&mme_ue->guti.plmn_id, &served_gummei->plmn_id[0], PLMN_ID_LEN);
mme_ue->guti.mme_gid = served_gummei->mme_gid[0];
mme_ue->guti.mme_code = served_gummei->mme_code[0];
mme_ue->guti.m_tmsi = NEXT_ID(self.m_tmsi, 1, 0xffffffff);
hash_set(self.guti_ue_hash, &mme_ue->guti, sizeof(guti_t), mme_ue);
return CORE_OK;
}
#if 0
unsigned int mme_ue_count()
{

22
src/mme/mme_context.h
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@ -52,7 +52,9 @@ typedef struct _mme_context_t {
tm_service_t tm_service; /* Timer Service */
gtp_xact_ctx_t gtp_xact_ctx; /* GTP Transaction Context for MME */
/* Generator for unique identification */
c_uint32_t mme_ue_s1ap_id; /** mme_ue_s1ap_id generator */
c_uint32_t m_tmsi; /** m_tmsi generator */
/* defined in 'nas_ies.h'
* #define NAS_SECURITY_ALGORITHMS_EIA0 0
@ -284,22 +286,18 @@ CORE_DECLARE(mme_enb_t*) mme_enb_next(mme_enb_t *enb);
CORE_DECLARE(mme_ue_t*) mme_ue_add(enb_ue_t *enb_ue);
CORE_DECLARE(status_t) mme_ue_remove(mme_ue_t *mme_ue);
CORE_DECLARE(status_t) mme_ue_remove_all();
CORE_DECLARE(mme_ue_t*) mme_ue_find(index_t index);
CORE_DECLARE(mme_ue_t*) mme_ue_find_by_mme_ue_s1ap_id(
c_uint32_t mme_ue_s1ap_id);
CORE_DECLARE(mme_ue_t*) mme_ue_find_by_imsi(c_uint8_t *imsi, int imsi_len);
CORE_DECLARE(mme_ue_t*) mme_ue_find_by_guti(guti_t *guti);
CORE_DECLARE(hash_index_t *) mme_ue_first();
CORE_DECLARE(hash_index_t *) mme_ue_next(hash_index_t *hi);
CORE_DECLARE(mme_ue_t *) mme_ue_this(hash_index_t *hi);
CORE_DECLARE(unsigned int) mme_ue_count();
CORE_DECLARE(status_t) mme_ue_remove_in_enb(mme_enb_t *enb);
CORE_DECLARE(mme_ue_t*) mme_ue_find_by_enb_ue_s1ap_id(
mme_enb_t *enb, c_uint32_t enb_ue_s1ap_id);
CORE_DECLARE(mme_ue_t*) mme_ue_first_in_enb(mme_enb_t *enb);
CORE_DECLARE(mme_ue_t*) mme_ue_next_in_enb(mme_ue_t *mme_ue);
CORE_DECLARE(mme_ue_t*) mme_ue_find_by_imsi(c_uint8_t *imsi, int imsi_len);
CORE_DECLARE(mme_ue_t*) mme_ue_find_by_guti(guti_t *guti);
CORE_DECLARE(status_t) mme_ue_set_imsi(mme_ue_t *mme_ue, c_uint8_t *imsi,
int imsi_len);
CORE_DECLARE(status_t) mme_ue_set_imsi(mme_ue_t *mme_ue,
c_uint8_t *imsi, int imsi_len);
CORE_DECLARE(status_t) mme_ue_new_guti(mme_ue_t *mme_ue);
CORE_DECLARE(mme_bearer_t*) mme_sess_add(mme_ue_t *mme_ue, c_uint8_t pti);
CORE_DECLARE(status_t ) mme_sess_remove(mme_sess_t *sess);

4
test/nas_sm_test.c
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@ -39,10 +39,10 @@ static void nas_sm_test1(abts_case *tc, void *data)
char *_initial_context_setup_request =
"00090080e4000006 00000005c0010000 9d00080002000100 42000a183e800000"
"603e800000001800 809200003400808c 4540092000000000 000000000f800a01"
"23d8000000017527 f5a0c49902074202 49064000f1105ba0 004c5221c10509ff"
"23d8000000017527 e07f582902074202 49064000f1105ba0 004c5221c10509ff"
"ffffff0908696e74 65726e657405012d 2d2d015e06000000 000404272980c223"
"0403000004802110 0200001081060808 0808830604040404 000d040808080800"
"0d0404040404500b f600f11000020104 0001fb5312172c59 49640125006b0005"
"0d0404040404500b f600f11000020100 0000015312172c59 49640125006b0005"
"1c000c0000004900 203311c603c6a6d6 7f695e5ac02bb75b 381b693c3893a6d9"
"32fd91823544e3e7 9b";
char *_emm_information =