2017-04-06 11:10:00 +00:00
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#define TRACE_MODULE _mme_context
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2017-03-04 15:54:15 +00:00
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2017-02-06 06:30:12 +00:00
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#include "core_debug.h"
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#include "core_pool.h"
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2017-07-23 07:26:40 +00:00
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#include "core_lib.h"
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2017-02-06 06:30:12 +00:00
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2017-03-23 14:15:55 +00:00
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#include "gtp_path.h"
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2017-03-26 06:34:34 +00:00
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#include "s1ap_message.h"
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2017-08-05 05:23:37 +00:00
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#include "fd_lib.h"
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2017-03-26 06:34:34 +00:00
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2017-07-14 10:00:26 +00:00
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#include "context.h"
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2017-07-28 05:06:40 +00:00
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#include "nas_conv.h"
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2017-04-06 10:20:33 +00:00
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#include "mme_context.h"
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2017-04-28 03:39:14 +00:00
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#include "mme_event.h"
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2017-02-06 06:30:12 +00:00
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2017-04-04 05:00:02 +00:00
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#define MAX_CELL_PER_ENB 8
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2017-03-05 04:03:11 +00:00
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2017-03-23 14:05:40 +00:00
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#define S1AP_SCTP_PORT 36412
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2017-03-04 14:48:04 +00:00
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2017-04-06 11:10:00 +00:00
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static mme_context_t self;
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2017-02-06 06:30:12 +00:00
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2017-09-01 15:11:49 +00:00
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pool_declare(mme_sgw_pool, mme_sgw_t, MAX_NUM_OF_GTP_NODE);
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2017-04-10 14:59:59 +00:00
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2017-04-11 00:19:33 +00:00
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index_declare(mme_enb_pool, mme_enb_t, MAX_NUM_OF_ENB);
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2017-08-27 04:00:16 +00:00
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index_declare(mme_ue_pool, mme_ue_t, MAX_POOL_OF_UE);
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index_declare(enb_ue_pool, enb_ue_t, MAX_POOL_OF_UE);
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index_declare(mme_sess_pool, mme_sess_t, MAX_POOL_OF_SESS);
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index_declare(mme_bearer_pool, mme_bearer_t, MAX_POOL_OF_BEARER);
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2017-02-13 04:19:53 +00:00
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2017-04-06 11:10:00 +00:00
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static int context_initialized = 0;
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2017-02-06 06:30:12 +00:00
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2017-04-06 11:10:00 +00:00
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status_t mme_context_init()
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2017-02-06 06:30:12 +00:00
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{
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2017-04-06 11:10:00 +00:00
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d_assert(context_initialized == 0, return CORE_ERROR,
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"MME context already has been context_initialized");
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2017-02-06 06:30:12 +00:00
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2017-04-06 12:44:30 +00:00
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/* Initialize MME context */
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memset(&self, 0, sizeof(mme_context_t));
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2017-09-01 15:11:49 +00:00
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pool_init(&mme_sgw_pool, MAX_NUM_OF_GTP_NODE);
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2017-04-12 01:05:23 +00:00
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list_init(&self.sgw_list);
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2017-04-11 00:19:33 +00:00
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index_init(&mme_enb_pool, MAX_NUM_OF_ENB);
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2017-04-12 01:05:23 +00:00
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list_init(&self.enb_list);
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2017-08-27 04:00:16 +00:00
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index_init(&mme_ue_pool, MAX_POOL_OF_UE);
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index_init(&enb_ue_pool, MAX_POOL_OF_UE);
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index_init(&mme_sess_pool, MAX_POOL_OF_SESS);
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index_init(&mme_bearer_pool, MAX_POOL_OF_BEARER);
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2017-02-13 04:19:53 +00:00
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2017-04-06 12:44:30 +00:00
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self.mme_ue_s1ap_id_hash = hash_make();
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2017-04-28 06:33:40 +00:00
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self.imsi_ue_hash = hash_make();
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self.guti_ue_hash = hash_make();
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2017-02-06 06:30:12 +00:00
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2017-08-07 22:58:13 +00:00
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/* Timer value */
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self.t3413_value = 2; /* Paging retry Timer: 2 secs */
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2017-04-06 11:10:00 +00:00
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context_initialized = 1;
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2017-03-28 07:35:57 +00:00
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2017-02-06 06:30:12 +00:00
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return CORE_OK;
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}
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2017-03-27 04:22:42 +00:00
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2017-07-30 13:29:27 +00:00
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status_t mme_context_final()
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{
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d_assert(context_initialized == 1, return CORE_ERROR,
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"MME context already has been finalized");
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mme_sgw_remove_all();
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mme_enb_remove_all();
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2017-08-08 19:01:08 +00:00
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mme_ue_remove_all();
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2017-07-30 13:29:27 +00:00
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d_assert(self.mme_ue_s1ap_id_hash, , "Null param");
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hash_destroy(self.mme_ue_s1ap_id_hash);
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d_assert(self.imsi_ue_hash, , "Null param");
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hash_destroy(self.imsi_ue_hash);
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d_assert(self.guti_ue_hash, , "Null param");
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hash_destroy(self.guti_ue_hash);
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index_final(&mme_bearer_pool);
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index_final(&mme_sess_pool);
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index_final(&mme_ue_pool);
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index_final(&enb_ue_pool);
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index_final(&mme_enb_pool);
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pool_final(&mme_sgw_pool);
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context_initialized = 0;
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return CORE_OK;
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}
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mme_context_t* mme_self()
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{
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return &self;
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}
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2017-07-14 11:04:11 +00:00
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static status_t mme_context_prepare()
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{
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2017-02-06 10:12:10 +00:00
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self.relative_capacity = 0xff;
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2017-02-06 06:30:12 +00:00
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2017-07-14 11:04:11 +00:00
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self.s1ap_port = S1AP_SCTP_PORT;
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self.s11_port = GTPV2_C_UDP_PORT;
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2017-08-28 12:47:32 +00:00
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self.s5c_port = GTPV2_C_UDP_PORT;
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2017-07-14 11:04:11 +00:00
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return CORE_OK;
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}
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2017-02-06 06:30:12 +00:00
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2017-07-14 11:04:11 +00:00
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static status_t mme_context_validation()
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{
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2017-08-05 05:37:53 +00:00
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if (self.fd_conf_path == NULL)
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2017-07-30 13:29:27 +00:00
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{
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2017-08-16 14:40:35 +00:00
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d_error("No MME.FD_CONF_PATH in '%s'",
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context_self()->config.path);
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return CORE_ERROR;
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2017-07-30 13:29:27 +00:00
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}
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2017-07-14 11:04:11 +00:00
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if (self.s1ap_addr == 0)
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{
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d_error("No MME.NEWORK.S1AP_ADDR in '%s'",
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context_self()->config.path);
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return CORE_ERROR;
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}
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if (self.s11_addr == 0)
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{
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d_error("No MME.NEWORK.S11_ADDR in '%s'",
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context_self()->config.path);
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return CORE_ERROR;
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}
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mme_sgw_t *sgw = mme_sgw_first();
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if (sgw == NULL)
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{
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d_error("No SGW.NEWORK in '%s'",
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context_self()->config.path);
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return CORE_ERROR;
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}
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while(sgw)
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{
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2017-09-01 15:11:49 +00:00
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if (sgw->addr == 0)
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2017-07-14 11:04:11 +00:00
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{
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d_error("No SGW.NEWORK.S11_ADDR in '%s'",
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context_self()->config.path);
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return CORE_ERROR;
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}
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sgw = mme_sgw_next(sgw);
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}
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2017-07-14 15:00:08 +00:00
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if (self.max_num_of_served_gummei == 0)
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{
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d_error("No MME.GUMMEI in '%s'",
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context_self()->config.path);
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return CORE_ERROR;
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}
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if (self.served_gummei[0].num_of_plmn_id == 0)
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{
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d_error("No MME.GUMMEI.PLMN_ID in '%s'",
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context_self()->config.path);
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return CORE_ERROR;
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}
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if (self.served_gummei[0].num_of_mme_gid == 0)
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{
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d_error("No MME.GUMMEI.MME_GID in '%s'",
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context_self()->config.path);
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return CORE_ERROR;
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}
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if (self.served_gummei[0].num_of_mme_code == 0)
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{
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d_error("No MME.GUMMEI.MME_CODE in '%s'",
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context_self()->config.path);
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return CORE_ERROR;
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}
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2017-07-14 15:27:22 +00:00
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if (self.max_num_of_served_tai == 0)
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{
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d_error("No MME.TAI(PLMN_ID.MCC.MNC|TAC) in '%s'",
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context_self()->config.path);
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return CORE_ERROR;
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}
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2017-07-14 11:46:15 +00:00
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if (self.num_of_integrity_order == 0)
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{
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d_error("No MME.SECURITY.INTEGRITY_ORDER in '%s'",
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context_self()->config.path);
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return CORE_ERROR;
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}
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if (self.num_of_ciphering_order == 0)
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{
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d_error("No MME.SECURITY.CIPHERING_ORDER in '%s'",
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context_self()->config.path);
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return CORE_ERROR;
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}
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2017-02-06 06:30:12 +00:00
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2017-07-14 11:04:11 +00:00
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return CORE_OK;
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}
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2017-03-07 00:30:12 +00:00
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2017-07-14 10:00:26 +00:00
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status_t mme_context_parse_config()
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{
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2017-07-14 11:04:11 +00:00
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status_t rv;
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2017-07-14 10:00:26 +00:00
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config_t *config = &context_self()->config;
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char *json = config->json;
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jsmntok_t *token = config->token;
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typedef enum {
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START, ROOT,
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MME_START, MME_ROOT,
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SGW_START, SGW_ROOT,
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2017-08-28 12:47:32 +00:00
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PGW_START, PGW_ROOT,
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2017-07-14 10:00:26 +00:00
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SKIP, STOP
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} parse_state;
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parse_state state = START;
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parse_state stack = STOP;
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size_t root_tokens = 0;
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size_t mme_tokens = 0;
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size_t sgw_tokens = 0;
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2017-08-28 12:47:32 +00:00
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size_t pgw_tokens = 0;
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2017-07-14 10:00:26 +00:00
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size_t skip_tokens = 0;
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2017-07-14 15:00:08 +00:00
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int i, j, m, n, p, q;
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int arr, size, arr1, size1;
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2017-07-14 10:00:26 +00:00
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2017-07-14 11:04:11 +00:00
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rv = mme_context_prepare();
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if (rv != CORE_OK) return rv;
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2017-07-14 10:00:26 +00:00
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for (i = 0, j = 1; j > 0; i++, j--)
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{
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jsmntok_t *t = &token[i];
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j += t->size;
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switch (state)
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{
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case START:
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{
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state = ROOT;
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root_tokens = t->size;
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break;
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}
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case ROOT:
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{
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2017-08-17 00:43:33 +00:00
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if (jsmntok_equal(json, t, "MME") == 0)
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2017-07-14 10:00:26 +00:00
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{
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state = MME_START;
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}
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else if (jsmntok_equal(json, t, "SGW") == 0)
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{
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state = SGW_START;
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}
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2017-08-28 12:47:32 +00:00
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else if (jsmntok_equal(json, t, "PGW") == 0)
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{
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state = PGW_START;
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}
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2017-07-14 10:00:26 +00:00
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else
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{
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state = SKIP;
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stack = ROOT;
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skip_tokens = t->size;
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2017-07-14 21:58:14 +00:00
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root_tokens--;
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if (root_tokens == 0) state = STOP;
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2017-07-14 10:00:26 +00:00
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}
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break;
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}
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case MME_START:
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{
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state = MME_ROOT;
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mme_tokens = t->size;
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break;
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}
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case MME_ROOT:
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{
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2017-07-14 11:46:15 +00:00
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if (jsmntok_equal(json, t, "RELATIVE_CAPACITY") == 0)
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2017-07-14 10:00:26 +00:00
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{
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2017-07-14 11:46:15 +00:00
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char *v = jsmntok_to_string(json, t+1);
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if (v) self.relative_capacity = atoi(v);
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2017-07-14 10:00:26 +00:00
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}
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2017-08-05 05:37:53 +00:00
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else if (jsmntok_equal(json, t, "FD_CONF_PATH") == 0)
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2017-07-30 13:29:27 +00:00
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{
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2017-08-05 05:37:53 +00:00
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self.fd_conf_path = jsmntok_to_string(json, t+1);
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2017-07-30 13:29:27 +00:00
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}
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2017-07-14 10:00:26 +00:00
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else if (jsmntok_equal(json, t, "NETWORK") == 0)
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{
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m = 1;
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size = 1;
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if ((t+1)->type == JSMN_ARRAY)
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{
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m = 2;
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}
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for (arr = 0; arr < size; arr++)
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{
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for (n = 1; n > 0; m++, n--)
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{
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n += (t+m)->size;
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2017-08-17 00:43:33 +00:00
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if (jsmntok_equal(json, t+m, "S1AP_ADDR") == 0)
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2017-07-14 10:00:26 +00:00
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{
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2017-07-14 11:04:11 +00:00
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char *v = jsmntok_to_string(json, t+m+1);
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if (v) self.s1ap_addr = inet_addr(v);
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2017-07-14 10:00:26 +00:00
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}
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|
|
|
else if (jsmntok_equal(json, t+m, "S1AP_PORT") == 0)
|
|
|
|
{
|
2017-07-14 11:04:11 +00:00
|
|
|
char *v = jsmntok_to_string(json, t+m+1);
|
|
|
|
if (v) self.s1ap_port = atoi(v);
|
2017-07-14 10:00:26 +00:00
|
|
|
}
|
|
|
|
else if (jsmntok_equal(json, t+m, "S11_ADDR") == 0)
|
|
|
|
{
|
2017-07-14 11:04:11 +00:00
|
|
|
char *v = jsmntok_to_string(json, t+m+1);
|
|
|
|
if (v) self.s11_addr = inet_addr(v);
|
2017-07-14 10:00:26 +00:00
|
|
|
}
|
|
|
|
else if (jsmntok_equal(json, t+m, "S11_PORT") == 0)
|
|
|
|
{
|
2017-07-14 11:04:11 +00:00
|
|
|
char *v = jsmntok_to_string(json, t+m+1);
|
|
|
|
if (v) self.s11_port = atoi(v);
|
2017-07-14 10:00:26 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else if (jsmntok_equal(json, t, "GUMMEI") == 0)
|
|
|
|
{
|
|
|
|
m = 1;
|
|
|
|
size = 1;
|
|
|
|
|
|
|
|
if ((t+1)->type == JSMN_ARRAY)
|
|
|
|
{
|
|
|
|
m = 2;
|
|
|
|
size = (t+1)->size;
|
|
|
|
}
|
|
|
|
|
2017-07-14 15:00:08 +00:00
|
|
|
self.max_num_of_served_gummei = size;
|
2017-07-14 10:00:26 +00:00
|
|
|
for (arr = 0; arr < size; arr++)
|
|
|
|
{
|
2017-07-14 15:00:08 +00:00
|
|
|
served_gummei_t *gummei = &self.served_gummei[arr];
|
2017-07-14 10:00:26 +00:00
|
|
|
for (n = 1; n > 0; m++, n--)
|
|
|
|
{
|
|
|
|
n += (t+m)->size;
|
|
|
|
|
2017-07-14 15:00:08 +00:00
|
|
|
if (jsmntok_equal(json, t+m, "PLMN_ID") == 0)
|
2017-07-14 10:00:26 +00:00
|
|
|
{
|
2017-07-14 15:00:08 +00:00
|
|
|
p = 1;
|
|
|
|
size1 = 1;
|
|
|
|
|
|
|
|
if ((t+m+1)->type == JSMN_ARRAY)
|
|
|
|
{
|
|
|
|
p = 2;
|
|
|
|
size1 = (t+m+1)->size;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (arr1 = 0; arr1 < size1; arr1++)
|
|
|
|
{
|
|
|
|
char *mcc = NULL, *mnc = NULL;
|
|
|
|
for (q = 1; q > 0; p++, q--)
|
|
|
|
{
|
|
|
|
q += (t+m+p)->size;
|
2017-07-14 15:27:22 +00:00
|
|
|
if (jsmntok_equal(
|
|
|
|
json, t+m+p, "MCC") == 0)
|
2017-07-14 15:00:08 +00:00
|
|
|
{
|
2017-07-14 15:27:22 +00:00
|
|
|
mcc = jsmntok_to_string(
|
|
|
|
json, t+m+p+1);
|
2017-07-14 15:00:08 +00:00
|
|
|
}
|
2017-07-14 15:27:22 +00:00
|
|
|
else if (jsmntok_equal(
|
|
|
|
json, t+m+p, "MNC") == 0)
|
2017-07-14 15:00:08 +00:00
|
|
|
{
|
2017-07-14 15:27:22 +00:00
|
|
|
mnc = jsmntok_to_string(
|
|
|
|
json, t+m+p+1);
|
2017-07-14 15:00:08 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if (mcc && mnc)
|
|
|
|
{
|
|
|
|
plmn_id_build(&gummei->
|
|
|
|
plmn_id[gummei->num_of_plmn_id],
|
|
|
|
atoi(mcc),
|
|
|
|
atoi(mnc), strlen(mnc));
|
|
|
|
gummei->num_of_plmn_id++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2017-07-14 10:00:26 +00:00
|
|
|
else if (jsmntok_equal(json, t+m, "MME_GID") == 0)
|
|
|
|
{
|
2017-07-14 15:00:08 +00:00
|
|
|
p = 1;
|
|
|
|
size1 = 1;
|
|
|
|
|
|
|
|
if ((t+m+1)->type == JSMN_ARRAY)
|
|
|
|
{
|
|
|
|
p = 2;
|
|
|
|
size1 = (t+m+1)->size;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (arr1 = 0; arr1 < size1; arr1++)
|
|
|
|
{
|
|
|
|
char *v = jsmntok_to_string(json, t+m+p);
|
|
|
|
if (v)
|
|
|
|
{
|
|
|
|
gummei->mme_gid
|
|
|
|
[gummei->num_of_mme_gid] = atoi(v);
|
|
|
|
gummei->num_of_mme_gid++;
|
|
|
|
}
|
|
|
|
p++;
|
|
|
|
}
|
2017-07-14 10:00:26 +00:00
|
|
|
}
|
|
|
|
else if (jsmntok_equal(json, t+m, "MME_CODE") == 0)
|
|
|
|
{
|
2017-07-14 15:00:08 +00:00
|
|
|
p = 1;
|
|
|
|
size1 = 1;
|
|
|
|
|
|
|
|
if ((t+m+1)->type == JSMN_ARRAY)
|
|
|
|
{
|
|
|
|
p = 2;
|
|
|
|
size1 = (t+m+1)->size;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (arr1 = 0; arr1 < size1; arr1++)
|
|
|
|
{
|
|
|
|
char *v = jsmntok_to_string(json, t+m+p);
|
|
|
|
if (v)
|
|
|
|
{
|
|
|
|
gummei->mme_code
|
|
|
|
[gummei->num_of_mme_code] = atoi(v);
|
|
|
|
gummei->num_of_mme_code++;
|
|
|
|
}
|
|
|
|
p++;
|
|
|
|
}
|
2017-07-14 10:00:26 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else if (jsmntok_equal(json, t, "TAI") == 0)
|
|
|
|
{
|
|
|
|
m = 1;
|
|
|
|
size = 1;
|
|
|
|
|
|
|
|
if ((t+1)->type == JSMN_ARRAY)
|
|
|
|
{
|
|
|
|
m = 2;
|
|
|
|
size = (t+1)->size;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (arr = 0; arr < size; arr++)
|
|
|
|
{
|
2017-07-14 15:27:22 +00:00
|
|
|
char *mcc = NULL, *mnc = NULL, *tac = NULL;
|
|
|
|
|
2017-07-14 10:00:26 +00:00
|
|
|
for (n = 1; n > 0; m++, n--)
|
|
|
|
{
|
|
|
|
n += (t+m)->size;
|
|
|
|
|
2017-07-14 15:27:22 +00:00
|
|
|
if (jsmntok_equal(json, t+m, "PLMN_ID") == 0)
|
2017-07-14 10:00:26 +00:00
|
|
|
{
|
2017-07-14 15:27:22 +00:00
|
|
|
p = 1;
|
|
|
|
size1 = 1;
|
|
|
|
|
|
|
|
if ((t+m+1)->type == JSMN_ARRAY)
|
|
|
|
{
|
|
|
|
p = 2;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (arr1 = 0; arr1 < size1; arr1++)
|
|
|
|
{
|
|
|
|
for (q = 1; q > 0; p++, q--)
|
|
|
|
{
|
|
|
|
q += (t+m+p)->size;
|
|
|
|
if (jsmntok_equal(
|
|
|
|
json, t+m+p, "MCC") == 0)
|
|
|
|
{
|
|
|
|
mcc = jsmntok_to_string(
|
|
|
|
json, t+m+p+1);
|
|
|
|
}
|
|
|
|
else if (jsmntok_equal(
|
|
|
|
json, t+m+p, "MNC") == 0)
|
|
|
|
{
|
|
|
|
mnc = jsmntok_to_string(
|
|
|
|
json, t+m+p+1);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2017-07-14 10:00:26 +00:00
|
|
|
}
|
|
|
|
else if (jsmntok_equal(json, t+m, "TAC") == 0)
|
|
|
|
{
|
2017-07-14 15:27:22 +00:00
|
|
|
p = 1;
|
|
|
|
|
|
|
|
if ((t+m+1)->type == JSMN_ARRAY)
|
|
|
|
{
|
|
|
|
p = 2;
|
|
|
|
}
|
|
|
|
|
|
|
|
tac = jsmntok_to_string(json, t+m+p);
|
2017-07-14 10:00:26 +00:00
|
|
|
}
|
|
|
|
}
|
2017-07-14 15:27:22 +00:00
|
|
|
|
|
|
|
if (mcc && mnc && tac)
|
|
|
|
{
|
|
|
|
tai_t *tai = &self.served_tai[
|
|
|
|
self.max_num_of_served_tai];
|
|
|
|
|
|
|
|
plmn_id_build(&tai->plmn_id,
|
|
|
|
atoi(mcc), atoi(mnc), strlen(mnc));
|
|
|
|
tai->tac = atoi(tac);
|
|
|
|
|
|
|
|
self.max_num_of_served_tai++;
|
|
|
|
}
|
2017-07-14 10:00:26 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
else if (jsmntok_equal(json, t, "SECURITY") == 0)
|
|
|
|
{
|
|
|
|
for (m = 1, n = 1; n > 0; m++, n--)
|
|
|
|
{
|
|
|
|
n += (t+m)->size;
|
|
|
|
if (jsmntok_equal(json, t+m, "INTEGRITY_ORDER") == 0)
|
|
|
|
{
|
|
|
|
p = 1;
|
|
|
|
size = 1;
|
|
|
|
|
|
|
|
if ((t+m+1)->type == JSMN_ARRAY)
|
|
|
|
{
|
|
|
|
p = 2;
|
|
|
|
size = (t+m+1)->size;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (arr = 0; arr < size; arr++)
|
|
|
|
{
|
2017-07-14 11:46:15 +00:00
|
|
|
char *v = jsmntok_to_string(json, t+m+p);
|
|
|
|
if (v)
|
|
|
|
{
|
|
|
|
if (strcmp(v, "EIA0") == 0)
|
|
|
|
{
|
|
|
|
self.integrity_order[arr] =
|
|
|
|
NAS_SECURITY_ALGORITHMS_EIA0;
|
|
|
|
self.num_of_integrity_order++;
|
|
|
|
}
|
|
|
|
else if (strcmp(v, "EIA1") == 0)
|
|
|
|
{
|
|
|
|
self.integrity_order[arr] =
|
|
|
|
NAS_SECURITY_ALGORITHMS_128_EIA1;
|
|
|
|
self.num_of_integrity_order++;
|
|
|
|
}
|
|
|
|
else if (strcmp(v, "EIA2") == 0)
|
|
|
|
{
|
|
|
|
self.integrity_order[arr] =
|
|
|
|
NAS_SECURITY_ALGORITHMS_128_EIA2;
|
|
|
|
self.num_of_integrity_order++;
|
|
|
|
}
|
|
|
|
else if (strcmp(v, "EIA3") == 0)
|
|
|
|
{
|
|
|
|
self.integrity_order[arr] =
|
|
|
|
NAS_SECURITY_ALGORITHMS_128_EIA3;
|
|
|
|
self.num_of_integrity_order++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2017-07-14 10:00:26 +00:00
|
|
|
p++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else if (jsmntok_equal(json, t+m, "CIPHERING_ORDER") == 0)
|
|
|
|
{
|
|
|
|
p = 1;
|
|
|
|
size = 1;
|
|
|
|
|
|
|
|
if ((t+m+1)->type == JSMN_ARRAY)
|
|
|
|
{
|
|
|
|
p = 2;
|
|
|
|
size = (t+m+1)->size;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (arr = 0; arr < size; arr++)
|
|
|
|
{
|
2017-07-14 11:46:15 +00:00
|
|
|
char *v = jsmntok_to_string(json, t+m+p);
|
|
|
|
if (v)
|
|
|
|
{
|
|
|
|
if (strcmp(v, "EEA0") == 0)
|
|
|
|
{
|
|
|
|
self.ciphering_order[arr] =
|
|
|
|
NAS_SECURITY_ALGORITHMS_EEA0;
|
|
|
|
self.num_of_ciphering_order++;
|
|
|
|
}
|
|
|
|
else if (strcmp(v, "EEA1") == 0)
|
|
|
|
{
|
|
|
|
self.ciphering_order[arr] =
|
|
|
|
NAS_SECURITY_ALGORITHMS_128_EEA1;
|
|
|
|
self.num_of_ciphering_order++;
|
|
|
|
}
|
|
|
|
else if (strcmp(v, "EEA2") == 0)
|
|
|
|
{
|
|
|
|
self.ciphering_order[arr] =
|
|
|
|
NAS_SECURITY_ALGORITHMS_128_EEA2;
|
|
|
|
self.num_of_ciphering_order++;
|
|
|
|
}
|
|
|
|
else if (strcmp(v, "EEA3") == 0)
|
|
|
|
{
|
|
|
|
self.ciphering_order[arr] =
|
|
|
|
NAS_SECURITY_ALGORITHMS_128_EEA3;
|
|
|
|
self.num_of_ciphering_order++;
|
|
|
|
}
|
|
|
|
}
|
2017-07-14 10:00:26 +00:00
|
|
|
p++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
state = SKIP;
|
|
|
|
stack = MME_ROOT;
|
|
|
|
skip_tokens = t->size;
|
|
|
|
|
|
|
|
mme_tokens--;
|
|
|
|
if (mme_tokens == 0) stack = ROOT;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case SGW_START:
|
|
|
|
{
|
|
|
|
state = SGW_ROOT;
|
|
|
|
sgw_tokens = t->size;
|
|
|
|
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case SGW_ROOT:
|
|
|
|
{
|
|
|
|
if (jsmntok_equal(json, t, "NETWORK") == 0)
|
|
|
|
{
|
|
|
|
m = 1;
|
|
|
|
size = 1;
|
|
|
|
|
|
|
|
if ((t+1)->type == JSMN_ARRAY)
|
|
|
|
{
|
|
|
|
m = 2;
|
|
|
|
size = (t+1)->size;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (arr = 0; arr < size; arr++)
|
|
|
|
{
|
2017-07-14 11:04:11 +00:00
|
|
|
mme_sgw_t *sgw = mme_sgw_add();
|
|
|
|
d_assert(sgw, return CORE_ERROR,
|
|
|
|
"Can't add SGW context");
|
2017-09-01 15:11:49 +00:00
|
|
|
sgw->port = GTPV2_C_UDP_PORT;
|
2017-07-14 11:04:11 +00:00
|
|
|
|
2017-07-14 10:00:26 +00:00
|
|
|
for (n = 1; n > 0; m++, n--)
|
|
|
|
{
|
|
|
|
n += (t+m)->size;
|
|
|
|
|
|
|
|
if (jsmntok_equal(json, t+m, "S11_ADDR") == 0)
|
|
|
|
{
|
2017-07-14 11:04:11 +00:00
|
|
|
char *v = jsmntok_to_string(json, t+m+1);
|
2017-09-01 15:11:49 +00:00
|
|
|
if (v) sgw->addr = inet_addr(v);
|
2017-07-14 10:00:26 +00:00
|
|
|
}
|
|
|
|
else if (jsmntok_equal(json, t+m, "S11_PORT") == 0)
|
|
|
|
{
|
2017-07-14 11:04:11 +00:00
|
|
|
char *v = jsmntok_to_string(json, t+m+1);
|
2017-09-01 15:11:49 +00:00
|
|
|
if (v) sgw->port = atoi(v);
|
2017-07-14 10:00:26 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
state = SKIP;
|
|
|
|
stack = SGW_ROOT;
|
|
|
|
skip_tokens = t->size;
|
|
|
|
|
|
|
|
sgw_tokens--;
|
|
|
|
if (sgw_tokens == 0) stack = ROOT;
|
|
|
|
break;
|
|
|
|
}
|
2017-08-28 12:47:32 +00:00
|
|
|
case PGW_START:
|
|
|
|
{
|
|
|
|
state = PGW_ROOT;
|
|
|
|
pgw_tokens = t->size;
|
|
|
|
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case PGW_ROOT:
|
|
|
|
{
|
|
|
|
if (jsmntok_equal(json, t, "NETWORK") == 0)
|
|
|
|
{
|
|
|
|
m = 1;
|
|
|
|
size = 1;
|
|
|
|
|
|
|
|
if ((t+1)->type == JSMN_ARRAY)
|
|
|
|
{
|
|
|
|
m = 2;
|
|
|
|
size = (t+1)->size;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (arr = 0; arr < size; arr++)
|
|
|
|
{
|
|
|
|
for (n = 1; n > 0; m++, n--)
|
|
|
|
{
|
|
|
|
n += (t+m)->size;
|
|
|
|
|
|
|
|
if (jsmntok_equal(json, t+m, "S5C_ADDR") == 0)
|
|
|
|
{
|
|
|
|
char *v = jsmntok_to_string(json, t+m+1);
|
|
|
|
if (v) self.s5c_addr = inet_addr(v);
|
|
|
|
}
|
|
|
|
else if (jsmntok_equal(json, t+m, "S5C_PORT") == 0)
|
|
|
|
{
|
|
|
|
char *v = jsmntok_to_string(json, t+m+1);
|
|
|
|
if (v) self.s5c_port = atoi(v);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
state = SKIP;
|
|
|
|
stack = PGW_ROOT;
|
|
|
|
skip_tokens = t->size;
|
|
|
|
|
|
|
|
pgw_tokens--;
|
|
|
|
if (pgw_tokens == 0) stack = ROOT;
|
|
|
|
break;
|
|
|
|
}
|
2017-07-14 10:00:26 +00:00
|
|
|
case SKIP:
|
|
|
|
{
|
|
|
|
skip_tokens += t->size;
|
|
|
|
|
|
|
|
skip_tokens--;
|
|
|
|
if (skip_tokens == 0) state = stack;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case STOP:
|
|
|
|
{
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
default:
|
|
|
|
{
|
|
|
|
d_error("Failed to parse configuration in the state(%u)",
|
|
|
|
state);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2017-07-14 11:04:11 +00:00
|
|
|
rv = mme_context_validation();
|
|
|
|
if (rv != CORE_OK) return rv;
|
2017-02-06 06:30:12 +00:00
|
|
|
|
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
2017-07-31 13:35:25 +00:00
|
|
|
status_t mme_context_setup_trace_module()
|
|
|
|
{
|
|
|
|
int s1ap = context_self()->trace_level.s1ap;
|
2017-07-31 14:12:13 +00:00
|
|
|
int nas = context_self()->trace_level.nas;
|
2017-08-05 05:37:53 +00:00
|
|
|
int fd = context_self()->trace_level.fd;
|
2017-07-31 13:35:25 +00:00
|
|
|
int gtp = context_self()->trace_level.gtp;
|
2017-08-02 06:11:08 +00:00
|
|
|
int others = context_self()->trace_level.others;
|
2017-07-31 13:35:25 +00:00
|
|
|
|
|
|
|
if (s1ap)
|
|
|
|
{
|
2017-08-02 06:11:08 +00:00
|
|
|
extern int _s1ap_sm;
|
|
|
|
d_trace_level(&_s1ap_sm, s1ap);
|
|
|
|
extern int _s1ap_build;
|
|
|
|
d_trace_level(&_s1ap_build, s1ap);
|
2017-07-31 14:12:13 +00:00
|
|
|
extern int _s1ap_handler;
|
|
|
|
d_trace_level(&_s1ap_handler, s1ap);
|
2017-07-31 13:35:25 +00:00
|
|
|
extern int _s1ap_path;
|
|
|
|
d_trace_level(&_s1ap_path, s1ap);
|
|
|
|
extern int _s1ap_recv;
|
|
|
|
d_trace_level(&_s1ap_recv, s1ap);
|
|
|
|
extern int _s1ap_send;
|
|
|
|
d_trace_level(&_s1ap_send, s1ap);
|
2017-07-31 14:12:13 +00:00
|
|
|
extern int _s1ap_ies_decoder;
|
|
|
|
d_trace_level(&_s1ap_ies_decoder, s1ap);
|
|
|
|
extern int _s1ap_ies_encoder;
|
|
|
|
d_trace_level(&_s1ap_ies_encoder, s1ap);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (nas)
|
|
|
|
{
|
2017-08-02 06:11:08 +00:00
|
|
|
extern int _emm_sm;
|
|
|
|
d_trace_level(&_emm_sm, nas);
|
|
|
|
extern int _esm_sm;
|
|
|
|
d_trace_level(&_esm_sm, nas);
|
2017-07-31 14:12:13 +00:00
|
|
|
extern int _emm_handler;
|
|
|
|
d_trace_level(&_emm_handler, nas);
|
|
|
|
extern int _esm_handler;
|
|
|
|
d_trace_level(&_esm_handler, nas);
|
2017-08-01 02:34:15 +00:00
|
|
|
extern int _nas_decoder;
|
|
|
|
d_trace_level(&_nas_decoder, nas);
|
|
|
|
extern int _nas_encoder;
|
|
|
|
d_trace_level(&_nas_encoder, nas);
|
|
|
|
extern int _nas_ies;
|
|
|
|
d_trace_level(&_nas_ies, nas);
|
2017-07-31 13:35:25 +00:00
|
|
|
}
|
2017-07-31 14:12:13 +00:00
|
|
|
|
2017-08-05 05:37:53 +00:00
|
|
|
if (fd)
|
2017-07-31 13:35:25 +00:00
|
|
|
{
|
2017-08-05 05:37:53 +00:00
|
|
|
if (fd <= 1) fd_g_debug_lvl = FD_LOG_ERROR;
|
|
|
|
else if (fd <= 3) fd_g_debug_lvl = FD_LOG_NOTICE;
|
|
|
|
else if (fd <= 5) fd_g_debug_lvl = FD_LOG_DEBUG;
|
2017-08-04 12:29:49 +00:00
|
|
|
else fd_g_debug_lvl = FD_LOG_ANNOYING;
|
|
|
|
|
2017-08-25 11:31:08 +00:00
|
|
|
extern int _mme_fd_path;
|
|
|
|
d_trace_level(&_mme_fd_path, fd);
|
2017-08-05 05:23:37 +00:00
|
|
|
extern int _fd_init;
|
2017-08-05 05:37:53 +00:00
|
|
|
d_trace_level(&_fd_init, fd);
|
2017-08-05 05:23:37 +00:00
|
|
|
extern int _fd_logger;
|
2017-08-05 05:37:53 +00:00
|
|
|
d_trace_level(&_fd_logger, fd);
|
2017-07-31 13:35:25 +00:00
|
|
|
}
|
2017-07-31 14:12:13 +00:00
|
|
|
|
2017-07-31 13:35:25 +00:00
|
|
|
if (gtp)
|
|
|
|
{
|
2017-07-31 14:12:13 +00:00
|
|
|
extern int _mme_s11_handler;
|
|
|
|
d_trace_level(&_mme_s11_handler, gtp);
|
2017-07-31 13:35:25 +00:00
|
|
|
extern int _gtp_path;
|
|
|
|
d_trace_level(&_gtp_path, gtp);
|
|
|
|
extern int _mme_s11_path;
|
|
|
|
d_trace_level(&_mme_s11_path, gtp);
|
|
|
|
extern int _tlv_msg;
|
|
|
|
d_trace_level(&_tlv_msg, gtp);
|
|
|
|
extern int _gtp_xact;
|
|
|
|
d_trace_level(&_gtp_xact, gtp);
|
|
|
|
}
|
|
|
|
|
2017-08-02 06:11:08 +00:00
|
|
|
if (others)
|
|
|
|
{
|
2017-08-02 10:33:57 +00:00
|
|
|
extern int _mutex;
|
|
|
|
d_trace_level(&_mutex, others);
|
|
|
|
extern int _pkbuf;
|
|
|
|
d_trace_level(&_pkbuf, others);
|
|
|
|
|
2017-08-02 06:11:08 +00:00
|
|
|
extern int _context;
|
|
|
|
d_trace_level(&_context, others);
|
|
|
|
extern int _mme_context;
|
|
|
|
d_trace_level(&_mme_context, others);
|
|
|
|
extern int _mme_sm;
|
|
|
|
d_trace_level(&_mme_sm, others);
|
|
|
|
}
|
|
|
|
|
2017-07-31 13:35:25 +00:00
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
mme_sgw_t* mme_sgw_add()
|
2017-03-26 15:48:33 +00:00
|
|
|
{
|
2017-04-06 11:10:00 +00:00
|
|
|
mme_sgw_t *sgw = NULL;
|
2017-03-26 15:48:33 +00:00
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
pool_alloc_node(&mme_sgw_pool, &sgw);
|
2017-03-26 15:48:33 +00:00
|
|
|
d_assert(sgw, return NULL, "Null param");
|
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
memset(sgw, 0, sizeof(mme_sgw_t));
|
2017-03-26 15:48:33 +00:00
|
|
|
|
2017-09-01 15:11:49 +00:00
|
|
|
list_init(&sgw->local_list);
|
|
|
|
list_init(&sgw->remote_list);
|
2017-03-30 12:17:05 +00:00
|
|
|
|
2017-04-06 11:58:13 +00:00
|
|
|
list_append(&self.sgw_list, sgw);
|
2017-03-26 15:48:33 +00:00
|
|
|
|
|
|
|
return sgw;
|
|
|
|
}
|
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
status_t mme_sgw_remove(mme_sgw_t *sgw)
|
2017-03-26 15:48:33 +00:00
|
|
|
{
|
|
|
|
d_assert(sgw, return CORE_ERROR, "Null param");
|
|
|
|
|
2017-09-01 15:11:49 +00:00
|
|
|
gtp_xact_delete_all(sgw);
|
2017-04-11 13:44:57 +00:00
|
|
|
|
2017-04-06 11:58:13 +00:00
|
|
|
list_remove(&self.sgw_list, sgw);
|
2017-04-06 11:10:00 +00:00
|
|
|
pool_free_node(&mme_sgw_pool, sgw);
|
2017-03-26 15:48:33 +00:00
|
|
|
|
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
status_t mme_sgw_remove_all()
|
2017-03-26 15:48:33 +00:00
|
|
|
{
|
2017-04-06 11:10:00 +00:00
|
|
|
mme_sgw_t *sgw = NULL, *next_sgw = NULL;
|
2017-03-26 15:48:33 +00:00
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
sgw = mme_sgw_first();
|
2017-03-26 15:48:33 +00:00
|
|
|
while (sgw)
|
|
|
|
{
|
2017-04-06 11:10:00 +00:00
|
|
|
next_sgw = mme_sgw_next(sgw);
|
2017-03-26 15:48:33 +00:00
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
mme_sgw_remove(sgw);
|
2017-03-26 15:48:33 +00:00
|
|
|
|
|
|
|
sgw = next_sgw;
|
|
|
|
}
|
|
|
|
|
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
2017-09-01 16:48:09 +00:00
|
|
|
mme_sgw_t* mme_sgw_find(c_uint32_t addr, c_uint16_t port)
|
2017-03-26 15:48:33 +00:00
|
|
|
{
|
2017-04-06 11:10:00 +00:00
|
|
|
mme_sgw_t *sgw = NULL;
|
2017-03-26 15:48:33 +00:00
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
sgw = mme_sgw_first();
|
2017-03-26 15:48:33 +00:00
|
|
|
while (sgw)
|
|
|
|
{
|
2017-09-01 16:48:09 +00:00
|
|
|
if (sgw->addr == addr && sgw->port == port)
|
2017-03-26 15:48:33 +00:00
|
|
|
break;
|
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
sgw = mme_sgw_next(sgw);
|
2017-03-26 15:48:33 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return sgw;
|
|
|
|
}
|
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
mme_sgw_t* mme_sgw_first()
|
2017-03-26 15:48:33 +00:00
|
|
|
{
|
2017-04-06 11:58:13 +00:00
|
|
|
return list_first(&self.sgw_list);
|
2017-03-26 15:48:33 +00:00
|
|
|
}
|
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
mme_sgw_t* mme_sgw_next(mme_sgw_t *sgw)
|
2017-03-26 15:48:33 +00:00
|
|
|
{
|
|
|
|
return list_next(sgw);
|
|
|
|
}
|
|
|
|
|
2017-04-08 01:45:48 +00:00
|
|
|
mme_enb_t* mme_enb_add(net_sock_t *s1ap_sock)
|
2017-02-13 04:19:53 +00:00
|
|
|
{
|
2017-04-06 11:10:00 +00:00
|
|
|
mme_enb_t *enb = NULL;
|
2017-02-13 04:19:53 +00:00
|
|
|
|
2017-04-11 00:19:33 +00:00
|
|
|
index_alloc(&mme_enb_pool, &enb);
|
2017-03-05 04:03:11 +00:00
|
|
|
d_assert(enb, return NULL, "Null param");
|
2017-04-11 00:19:33 +00:00
|
|
|
|
|
|
|
/* IMPORTANT!
|
|
|
|
* eNB Index is saved in net_sock_t structure */
|
|
|
|
s1ap_sock->app_index = enb->index;
|
2017-02-13 04:19:53 +00:00
|
|
|
|
2017-04-08 01:45:48 +00:00
|
|
|
enb->s1ap_sock = s1ap_sock;
|
2017-04-28 07:11:45 +00:00
|
|
|
list_init(&enb->enb_ue_list);
|
2017-04-08 02:38:09 +00:00
|
|
|
list_append(&self.enb_list, enb);
|
2017-04-08 01:45:48 +00:00
|
|
|
|
2017-04-11 00:32:34 +00:00
|
|
|
fsm_create(&enb->sm, s1ap_state_initial, s1ap_state_final);
|
|
|
|
fsm_init(&enb->sm, 0);
|
2017-02-13 04:19:53 +00:00
|
|
|
|
|
|
|
return enb;
|
|
|
|
}
|
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
status_t mme_enb_remove(mme_enb_t *enb)
|
2017-02-13 04:19:53 +00:00
|
|
|
{
|
|
|
|
d_assert(enb, return CORE_ERROR, "Null param");
|
|
|
|
|
2017-04-11 00:32:34 +00:00
|
|
|
fsm_final(&enb->sm, 0);
|
|
|
|
fsm_clear(&enb->sm);
|
2017-04-08 01:18:48 +00:00
|
|
|
|
2017-04-28 04:43:42 +00:00
|
|
|
enb_ue_remove_in_enb(enb);
|
2017-04-08 02:38:09 +00:00
|
|
|
|
2017-04-08 01:18:48 +00:00
|
|
|
net_unregister_sock(enb->s1ap_sock);
|
|
|
|
net_close(enb->s1ap_sock);
|
|
|
|
|
2017-04-06 11:58:13 +00:00
|
|
|
list_remove(&self.enb_list, enb);
|
2017-04-11 00:19:33 +00:00
|
|
|
index_free(&mme_enb_pool, enb);
|
2017-02-13 04:19:53 +00:00
|
|
|
|
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
status_t mme_enb_remove_all()
|
2017-02-13 04:19:53 +00:00
|
|
|
{
|
2017-04-06 11:10:00 +00:00
|
|
|
mme_enb_t *enb = NULL, *next_enb = NULL;
|
2017-02-13 04:19:53 +00:00
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
enb = mme_enb_first();
|
2017-02-13 04:19:53 +00:00
|
|
|
while (enb)
|
|
|
|
{
|
2017-04-06 11:10:00 +00:00
|
|
|
next_enb = mme_enb_next(enb);
|
2017-02-13 04:19:53 +00:00
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
mme_enb_remove(enb);
|
2017-02-13 04:19:53 +00:00
|
|
|
|
|
|
|
enb = next_enb;
|
|
|
|
}
|
|
|
|
|
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
2017-04-11 00:19:33 +00:00
|
|
|
mme_enb_t* mme_enb_find(index_t index)
|
|
|
|
{
|
|
|
|
d_assert(index, return NULL, "Invalid Index");
|
|
|
|
return index_find(&mme_enb_pool, index);
|
|
|
|
}
|
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
mme_enb_t* mme_enb_find_by_sock(net_sock_t *sock)
|
2017-02-13 04:19:53 +00:00
|
|
|
{
|
2017-04-06 11:10:00 +00:00
|
|
|
mme_enb_t *enb = NULL;
|
2017-02-13 04:19:53 +00:00
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
enb = mme_enb_first();
|
2017-02-13 04:19:53 +00:00
|
|
|
while (enb)
|
|
|
|
{
|
2017-03-05 04:03:11 +00:00
|
|
|
if (sock == enb->s1ap_sock)
|
2017-02-13 04:19:53 +00:00
|
|
|
break;
|
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
enb = mme_enb_next(enb);
|
2017-02-13 04:19:53 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return enb;
|
|
|
|
}
|
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
mme_enb_t* mme_enb_find_by_enb_id(c_uint32_t enb_id)
|
2017-02-13 04:19:53 +00:00
|
|
|
{
|
2017-04-06 11:10:00 +00:00
|
|
|
mme_enb_t *enb = NULL;
|
2017-02-13 04:19:53 +00:00
|
|
|
|
2017-04-06 11:58:13 +00:00
|
|
|
enb = list_first(&self.enb_list);
|
2017-02-13 04:19:53 +00:00
|
|
|
while (enb)
|
|
|
|
{
|
2017-03-05 04:03:11 +00:00
|
|
|
if (enb_id == enb->enb_id)
|
2017-02-13 04:19:53 +00:00
|
|
|
break;
|
|
|
|
|
|
|
|
enb = list_next(enb);
|
|
|
|
}
|
|
|
|
|
|
|
|
return enb;
|
|
|
|
}
|
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
mme_enb_t* mme_enb_first()
|
2017-02-13 04:19:53 +00:00
|
|
|
{
|
2017-04-06 11:58:13 +00:00
|
|
|
return list_first(&self.enb_list);
|
2017-02-13 04:19:53 +00:00
|
|
|
}
|
|
|
|
|
2017-04-06 11:10:00 +00:00
|
|
|
mme_enb_t* mme_enb_next(mme_enb_t *enb)
|
2017-02-13 04:19:53 +00:00
|
|
|
{
|
|
|
|
return list_next(enb);
|
|
|
|
}
|
2017-03-05 04:03:11 +00:00
|
|
|
|
2017-04-28 04:43:42 +00:00
|
|
|
/** enb_ue_context handling function */
|
|
|
|
enb_ue_t* enb_ue_add(mme_enb_t *enb)
|
2017-03-05 04:03:11 +00:00
|
|
|
{
|
2017-04-28 07:11:45 +00:00
|
|
|
enb_ue_t *enb_ue = NULL;
|
2017-03-05 04:03:11 +00:00
|
|
|
|
2017-04-06 12:44:30 +00:00
|
|
|
d_assert(self.mme_ue_s1ap_id_hash, return NULL, "Null param");
|
2017-03-05 04:03:11 +00:00
|
|
|
d_assert(enb, return NULL, "Null param");
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
index_alloc(&enb_ue_pool, &enb_ue);
|
|
|
|
d_assert(enb_ue, return NULL, "Null param");
|
2017-03-05 04:03:11 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
enb_ue->mme_ue_s1ap_id = NEXT_ID(self.mme_ue_s1ap_id, 1, 0xffffffff);
|
|
|
|
hash_set(self.mme_ue_s1ap_id_hash, &enb_ue->mme_ue_s1ap_id,
|
|
|
|
sizeof(enb_ue->mme_ue_s1ap_id), enb_ue);
|
|
|
|
list_append(&enb->enb_ue_list, enb_ue);
|
2017-04-08 02:38:09 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
enb_ue->enb = enb;
|
2017-04-12 04:45:57 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
return enb_ue;
|
2017-04-28 04:43:42 +00:00
|
|
|
|
2017-03-05 04:03:11 +00:00
|
|
|
}
|
|
|
|
|
2017-04-28 04:43:42 +00:00
|
|
|
unsigned int enb_ue_count()
|
|
|
|
{
|
|
|
|
d_assert(self.mme_ue_s1ap_id_hash, return 0, "Null param");
|
|
|
|
return hash_count(self.mme_ue_s1ap_id_hash);
|
|
|
|
}
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
status_t enb_ue_remove(enb_ue_t *enb_ue)
|
2017-03-05 04:03:11 +00:00
|
|
|
{
|
2017-04-06 12:44:30 +00:00
|
|
|
d_assert(self.mme_ue_s1ap_id_hash, return CORE_ERROR, "Null param");
|
2017-04-28 07:11:45 +00:00
|
|
|
d_assert(enb_ue, return CORE_ERROR, "Null param");
|
|
|
|
d_assert(enb_ue->enb, return CORE_ERROR, "Null param");
|
2017-03-05 04:03:11 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
list_remove(&enb_ue->enb->enb_ue_list, enb_ue);
|
|
|
|
hash_set(self.mme_ue_s1ap_id_hash, &enb_ue->mme_ue_s1ap_id,
|
|
|
|
sizeof(enb_ue->mme_ue_s1ap_id), NULL);
|
2017-04-06 12:44:30 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
index_free(&enb_ue_pool, enb_ue);
|
2017-04-28 04:43:42 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
if (enb_ue->mme_ue)
|
|
|
|
enb_ue->mme_ue->enb_ue = NULL;
|
2017-04-28 05:56:47 +00:00
|
|
|
|
2017-04-28 04:43:42 +00:00
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
status_t enb_ue_remove_in_enb(mme_enb_t *enb)
|
|
|
|
{
|
2017-04-28 07:11:45 +00:00
|
|
|
enb_ue_t *enb_ue = NULL, *next_enb_ue = NULL;
|
2017-04-28 04:43:42 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
enb_ue = enb_ue_first_in_enb(enb);
|
|
|
|
while (enb_ue)
|
2017-04-28 04:43:42 +00:00
|
|
|
{
|
2017-04-28 07:11:45 +00:00
|
|
|
next_enb_ue = enb_ue_next_in_enb(enb_ue);
|
2017-04-28 04:43:42 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
enb_ue_remove(enb_ue);
|
2017-04-28 04:43:42 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
enb_ue = next_enb_ue;
|
2017-04-28 04:43:42 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
enb_ue_t* enb_ue_find(index_t index)
|
|
|
|
{
|
|
|
|
d_assert(index, return NULL, "Invalid Index");
|
|
|
|
return index_find(&enb_ue_pool, index);
|
|
|
|
}
|
|
|
|
|
|
|
|
enb_ue_t* enb_ue_find_by_enb_ue_s1ap_id(
|
|
|
|
mme_enb_t *enb, c_uint32_t enb_ue_s1ap_id)
|
|
|
|
{
|
2017-04-28 07:11:45 +00:00
|
|
|
enb_ue_t *enb_ue = NULL;
|
2017-04-28 04:43:42 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
enb_ue = enb_ue_first_in_enb(enb);
|
|
|
|
while (enb_ue)
|
2017-04-28 04:43:42 +00:00
|
|
|
{
|
2017-04-28 07:11:45 +00:00
|
|
|
if (enb_ue_s1ap_id == enb_ue->enb_ue_s1ap_id)
|
2017-04-28 04:43:42 +00:00
|
|
|
break;
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
enb_ue = enb_ue_next_in_enb(enb_ue);
|
2017-04-28 04:43:42 +00:00
|
|
|
}
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
return enb_ue;
|
2017-04-28 04:43:42 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
enb_ue_t* enb_ue_find_by_mme_ue_s1ap_id(c_uint32_t mme_ue_s1ap_id)
|
|
|
|
{
|
|
|
|
d_assert(self.mme_ue_s1ap_id_hash, return NULL, "Null param");
|
|
|
|
return hash_get(self.mme_ue_s1ap_id_hash,
|
|
|
|
&mme_ue_s1ap_id, sizeof(mme_ue_s1ap_id));
|
|
|
|
}
|
|
|
|
|
|
|
|
enb_ue_t* enb_ue_first_in_enb(mme_enb_t *enb)
|
|
|
|
{
|
2017-04-28 07:11:45 +00:00
|
|
|
return list_first(&enb->enb_ue_list);
|
2017-04-28 04:43:42 +00:00
|
|
|
}
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
enb_ue_t* enb_ue_next_in_enb(enb_ue_t *enb_ue)
|
2017-04-28 04:43:42 +00:00
|
|
|
{
|
2017-04-28 07:11:45 +00:00
|
|
|
return list_next(enb_ue);
|
2017-04-28 04:43:42 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
mme_ue_t* mme_ue_add(enb_ue_t *enb_ue)
|
|
|
|
{
|
2017-04-28 07:11:45 +00:00
|
|
|
mme_ue_t *mme_ue = NULL;
|
2017-04-28 04:43:42 +00:00
|
|
|
|
|
|
|
d_assert(enb_ue, return NULL, "Null param");
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
index_alloc(&mme_ue_pool, &mme_ue);
|
|
|
|
d_assert(mme_ue, return NULL, "Null param");
|
2017-04-28 04:43:42 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
list_init(&mme_ue->sess_list);
|
2017-04-28 04:43:42 +00:00
|
|
|
|
2017-09-01 12:35:45 +00:00
|
|
|
mme_ue->mme_s11_teid = mme_ue->index;
|
|
|
|
mme_ue->mme_s11_addr = mme_self()->s11_addr;
|
|
|
|
|
2017-08-07 22:58:13 +00:00
|
|
|
/* Create t3413 timer */
|
2017-08-25 15:25:55 +00:00
|
|
|
mme_ue->t3413 = event_timer(&self.tm_service, MME_EVT_EMM_T3413,
|
2017-08-07 22:58:13 +00:00
|
|
|
self.t3413_value * 1000, mme_ue->index);
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
mme_ue->enb_ue = enb_ue;
|
|
|
|
enb_ue->mme_ue = mme_ue;
|
2017-04-28 04:43:42 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
fsm_create(&mme_ue->sm, emm_state_initial, emm_state_final);
|
|
|
|
fsm_init(&mme_ue->sm, 0);
|
2017-04-28 04:43:42 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
return mme_ue;
|
2017-04-28 04:43:42 +00:00
|
|
|
}
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
status_t mme_ue_remove(mme_ue_t *mme_ue)
|
2017-04-28 04:43:42 +00:00
|
|
|
{
|
2017-04-28 07:11:45 +00:00
|
|
|
d_assert(mme_ue, return CORE_ERROR, "Null param");
|
2017-03-05 04:03:11 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
fsm_final(&mme_ue->sm, 0);
|
|
|
|
fsm_clear(&mme_ue->sm);
|
2017-04-28 04:43:42 +00:00
|
|
|
|
2017-07-27 12:50:55 +00:00
|
|
|
/* Clear hash table */
|
|
|
|
if (mme_ue->guti.m_tmsi != 0)
|
|
|
|
hash_set(self.guti_ue_hash, &mme_ue->guti, sizeof(guti_t), NULL);
|
|
|
|
if (mme_ue->imsi_len != 0)
|
|
|
|
hash_set(self.imsi_ue_hash, mme_ue->imsi, mme_ue->imsi_len, NULL);
|
2017-08-07 22:58:13 +00:00
|
|
|
|
|
|
|
/* Delete t3413 timer */
|
|
|
|
tm_delete(mme_ue->t3413);
|
|
|
|
|
|
|
|
/* Free the saved paging msg */
|
|
|
|
if (mme_ue->last_paging_msg)
|
|
|
|
pkbuf_free(mme_ue->last_paging_msg);
|
2017-07-27 12:50:55 +00:00
|
|
|
|
2017-08-08 19:01:08 +00:00
|
|
|
/* Free UeRadioCapability */
|
|
|
|
if (mme_ue->radio_capa)
|
|
|
|
{
|
|
|
|
S1ap_UERadioCapability_t *radio_capa =
|
|
|
|
(S1ap_UERadioCapability_t *)mme_ue->radio_capa;
|
|
|
|
|
2017-08-08 21:45:52 +00:00
|
|
|
if (radio_capa->buf)
|
|
|
|
core_free(radio_capa->buf);
|
2017-08-08 19:01:08 +00:00
|
|
|
core_free(mme_ue->radio_capa);
|
|
|
|
}
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
mme_sess_remove_all(mme_ue);
|
|
|
|
mme_pdn_remove_all(mme_ue);
|
2017-04-28 04:43:42 +00:00
|
|
|
|
2017-08-08 19:01:08 +00:00
|
|
|
if (mme_ue->enb_ue)
|
|
|
|
{
|
|
|
|
if (mme_ue->enb_ue->mme_ue != mme_ue)
|
|
|
|
d_warn("Invalid mme_ue assigend to enb_ue");
|
|
|
|
else
|
|
|
|
mme_ue->enb_ue->mme_ue = NULL;
|
|
|
|
}
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
index_free(&mme_ue_pool, mme_ue);
|
2017-03-05 04:03:11 +00:00
|
|
|
|
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
2017-04-06 12:44:30 +00:00
|
|
|
status_t mme_ue_remove_all()
|
|
|
|
{
|
|
|
|
hash_index_t *hi = NULL;
|
2017-04-28 07:11:45 +00:00
|
|
|
mme_ue_t *mme_ue = NULL;
|
2017-04-06 12:44:30 +00:00
|
|
|
|
|
|
|
for (hi = mme_ue_first(); hi; hi = mme_ue_next(hi))
|
|
|
|
{
|
2017-04-28 07:11:45 +00:00
|
|
|
mme_ue = mme_ue_this(hi);
|
|
|
|
mme_ue_remove(mme_ue);
|
2017-04-06 12:44:30 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
2017-04-10 14:59:59 +00:00
|
|
|
mme_ue_t* mme_ue_find(index_t index)
|
|
|
|
{
|
|
|
|
d_assert(index, return NULL, "Invalid Index");
|
|
|
|
return index_find(&mme_ue_pool, index);
|
|
|
|
}
|
|
|
|
|
2017-07-23 07:26:40 +00:00
|
|
|
mme_ue_t* mme_ue_find_by_imsi_bcd(c_int8_t *imsi_bcd)
|
|
|
|
{
|
|
|
|
c_uint8_t imsi[MAX_IMSI_LEN];
|
|
|
|
int imsi_len = 0;
|
|
|
|
|
|
|
|
d_assert(imsi_bcd, return NULL,"Invalid param");
|
|
|
|
|
|
|
|
core_bcd_to_buffer(imsi_bcd, imsi, &imsi_len);
|
|
|
|
|
|
|
|
return mme_ue_find_by_imsi(imsi, imsi_len);
|
|
|
|
}
|
|
|
|
|
2017-04-28 04:43:42 +00:00
|
|
|
mme_ue_t* mme_ue_find_by_imsi(c_uint8_t *imsi, int imsi_len)
|
|
|
|
{
|
2017-07-23 07:26:40 +00:00
|
|
|
d_assert(imsi && imsi_len, return NULL,"Invalid param");
|
2017-04-28 04:43:42 +00:00
|
|
|
|
2017-04-28 06:33:40 +00:00
|
|
|
return (mme_ue_t *)hash_get(self.imsi_ue_hash, imsi, imsi_len);
|
2017-04-28 04:43:42 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
mme_ue_t* mme_ue_find_by_guti(guti_t *guti)
|
|
|
|
{
|
2017-07-23 07:26:40 +00:00
|
|
|
d_assert(guti, return NULL,"Invalid param");
|
2017-04-28 04:43:42 +00:00
|
|
|
|
2017-04-28 06:33:40 +00:00
|
|
|
return (mme_ue_t *)hash_get(self.guti_ue_hash, guti, sizeof(guti_t));
|
2017-04-28 04:43:42 +00:00
|
|
|
}
|
|
|
|
|
2017-09-01 12:35:45 +00:00
|
|
|
mme_ue_t* mme_ue_find_by_teid(c_uint32_t teid)
|
|
|
|
{
|
|
|
|
return mme_ue_find(teid);
|
|
|
|
}
|
|
|
|
|
2017-04-06 12:44:30 +00:00
|
|
|
hash_index_t *mme_ue_first()
|
|
|
|
{
|
2017-04-28 06:33:40 +00:00
|
|
|
d_assert(self.imsi_ue_hash, return NULL, "Null param");
|
|
|
|
return hash_first(self.imsi_ue_hash);
|
2017-04-06 12:44:30 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
hash_index_t *mme_ue_next(hash_index_t *hi)
|
|
|
|
{
|
|
|
|
return hash_next(hi);
|
|
|
|
}
|
|
|
|
|
|
|
|
mme_ue_t *mme_ue_this(hash_index_t *hi)
|
|
|
|
{
|
|
|
|
d_assert(hi, return NULL, "Null param");
|
|
|
|
return hash_this_val(hi);
|
|
|
|
}
|
|
|
|
|
2017-07-28 05:06:40 +00:00
|
|
|
mme_ue_t* mme_ue_find_by_message(nas_message_t *message)
|
|
|
|
{
|
|
|
|
mme_ue_t *mme_ue = NULL;
|
|
|
|
|
|
|
|
switch(message->emm.h.message_type)
|
|
|
|
{
|
|
|
|
case NAS_ATTACH_REQUEST:
|
|
|
|
{
|
|
|
|
nas_attach_request_t *attach_request =
|
|
|
|
&message->emm.attach_request;
|
|
|
|
|
|
|
|
nas_eps_mobile_identity_t *eps_mobile_identity =
|
|
|
|
&attach_request->eps_mobile_identity;
|
|
|
|
|
|
|
|
switch(eps_mobile_identity->imsi.type)
|
|
|
|
{
|
|
|
|
case NAS_EPS_MOBILE_IDENTITY_IMSI:
|
|
|
|
{
|
|
|
|
c_int8_t imsi_bcd[MAX_IMSI_BCD_LEN+1];
|
|
|
|
|
|
|
|
nas_imsi_to_bcd(
|
|
|
|
&eps_mobile_identity->imsi, eps_mobile_identity->length,
|
|
|
|
imsi_bcd);
|
|
|
|
|
|
|
|
|
|
|
|
mme_ue = mme_ue_find_by_imsi_bcd(imsi_bcd);
|
|
|
|
if (mme_ue)
|
|
|
|
{
|
|
|
|
d_trace(3,"known UE by IMSI[%s]\n", imsi_bcd);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
d_trace(3,"Unknown UE by IMSI[%s]\n", imsi_bcd);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case NAS_EPS_MOBILE_IDENTITY_GUTI:
|
|
|
|
{
|
|
|
|
nas_eps_mobile_identity_guti_t *nas_guti = NULL;
|
|
|
|
nas_guti = &eps_mobile_identity->guti;
|
|
|
|
guti_t guti;
|
|
|
|
|
|
|
|
guti.plmn_id = nas_guti->plmn_id;
|
|
|
|
guti.mme_gid = nas_guti->mme_gid;
|
|
|
|
guti.mme_code = nas_guti->mme_code;
|
|
|
|
guti.m_tmsi = nas_guti->m_tmsi;
|
|
|
|
|
|
|
|
mme_ue = mme_ue_find_by_guti(&guti);
|
|
|
|
if (mme_ue)
|
|
|
|
{
|
2017-07-28 05:19:43 +00:00
|
|
|
d_trace(3, "Known UE by GUTI[G:%d,C:%d,M_TMSI:0x%x]\n",
|
2017-07-28 05:06:40 +00:00
|
|
|
guti.mme_gid,
|
|
|
|
guti.mme_code,
|
|
|
|
guti.m_tmsi);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
d_warn("Unknown UE by GUTI[G:%d,C:%d,M_TMSI:0x%x]",
|
|
|
|
guti.mme_gid,
|
|
|
|
guti.mme_code,
|
|
|
|
guti.m_tmsi);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
default:
|
|
|
|
{
|
|
|
|
d_error("Uknown message imsi type =%d\n",
|
|
|
|
eps_mobile_identity->imsi.type);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case NAS_DETACH_REQUEST:
|
|
|
|
{
|
|
|
|
/* TODO */
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
case NAS_TRACKING_AREA_UPDATE_REQUEST:
|
|
|
|
{
|
2017-08-23 23:53:44 +00:00
|
|
|
nas_tracking_area_update_request_t *tau_request =
|
|
|
|
&message->emm.tracking_area_update_request;
|
|
|
|
|
|
|
|
nas_eps_mobile_identity_t *eps_mobile_identity =
|
|
|
|
&tau_request->old_guti;
|
|
|
|
|
|
|
|
switch(eps_mobile_identity->imsi.type)
|
|
|
|
{
|
|
|
|
case NAS_EPS_MOBILE_IDENTITY_GUTI:
|
|
|
|
{
|
|
|
|
nas_eps_mobile_identity_guti_t *nas_guti = NULL;
|
|
|
|
nas_guti = &eps_mobile_identity->guti;
|
|
|
|
guti_t guti;
|
|
|
|
|
|
|
|
guti.plmn_id = nas_guti->plmn_id;
|
|
|
|
guti.mme_gid = nas_guti->mme_gid;
|
|
|
|
guti.mme_code = nas_guti->mme_code;
|
|
|
|
guti.m_tmsi = nas_guti->m_tmsi;
|
|
|
|
|
|
|
|
mme_ue = mme_ue_find_by_guti(&guti);
|
|
|
|
if (mme_ue)
|
|
|
|
{
|
|
|
|
d_trace(3, "Known UE by GUTI[G:%d,C:%d,M_TMSI:0x%x]\n",
|
|
|
|
guti.mme_gid,
|
|
|
|
guti.mme_code,
|
|
|
|
guti.m_tmsi);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
d_warn("Unknown UE by GUTI[G:%d,C:%d,M_TMSI:0x%x]",
|
|
|
|
guti.mme_gid,
|
|
|
|
guti.mme_code,
|
|
|
|
guti.m_tmsi);
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
default:
|
|
|
|
{
|
|
|
|
d_error("Uknown message imsi type =%d\n",
|
|
|
|
eps_mobile_identity->imsi.type);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
2017-07-28 05:06:40 +00:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
default:
|
|
|
|
{
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return mme_ue;
|
|
|
|
}
|
|
|
|
|
2017-07-23 07:26:40 +00:00
|
|
|
/* At this point, I'm not sure whether this function is exported or not */
|
|
|
|
static status_t mme_ue_new_guti(mme_ue_t *mme_ue)
|
2017-07-23 03:25:01 +00:00
|
|
|
{
|
|
|
|
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");
|
|
|
|
|
2017-07-27 12:50:55 +00:00
|
|
|
if (mme_ue->guti.m_tmsi != 0)
|
|
|
|
{
|
|
|
|
/* MME has a VALID GUIT
|
|
|
|
* As such, we need to remove previous GUTI in hash table */
|
|
|
|
hash_set(self.guti_ue_hash, &mme_ue->guti, sizeof(guti_t), NULL);
|
|
|
|
}
|
|
|
|
|
2017-07-23 03:25:01 +00:00
|
|
|
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;
|
|
|
|
}
|
|
|
|
|
2017-07-23 07:26:40 +00:00
|
|
|
status_t mme_ue_set_imsi(mme_ue_t *mme_ue, c_int8_t *imsi_bcd)
|
|
|
|
{
|
|
|
|
d_assert(mme_ue && imsi_bcd, return CORE_ERROR, "Invalid param");
|
|
|
|
|
|
|
|
core_cpystrn(mme_ue->imsi_bcd, imsi_bcd, MAX_IMSI_BCD_LEN+1);
|
|
|
|
core_bcd_to_buffer(mme_ue->imsi_bcd, mme_ue->imsi, &mme_ue->imsi_len);
|
|
|
|
|
|
|
|
hash_set(self.imsi_ue_hash, mme_ue->imsi, mme_ue->imsi_len, mme_ue);
|
|
|
|
|
|
|
|
mme_ue_new_guti(mme_ue);
|
|
|
|
|
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
2017-07-27 12:50:55 +00:00
|
|
|
status_t mme_associate_ue_context(mme_ue_t *mme_ue, enb_ue_t *enb_ue)
|
|
|
|
{
|
|
|
|
d_assert(mme_ue, return CORE_ERROR, "Null param");
|
|
|
|
d_assert(enb_ue, return CORE_ERROR, "Null param");
|
|
|
|
|
|
|
|
mme_ue->enb_ue = enb_ue;
|
|
|
|
enb_ue->mme_ue = mme_ue;
|
|
|
|
|
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
2017-08-26 09:52:06 +00:00
|
|
|
mme_sess_t *mme_sess_add(mme_ue_t *mme_ue, c_uint8_t pti)
|
2017-04-08 01:18:48 +00:00
|
|
|
{
|
2017-04-27 14:06:10 +00:00
|
|
|
mme_sess_t *sess = NULL;
|
2017-04-13 10:15:53 +00:00
|
|
|
mme_bearer_t *bearer = NULL;
|
2017-04-08 01:18:48 +00:00
|
|
|
|
2017-08-26 09:52:06 +00:00
|
|
|
d_assert(mme_ue, return NULL, "Null param");
|
|
|
|
d_assert(pti != NAS_PROCEDURE_TRANSACTION_IDENTITY_UNASSIGNED,
|
|
|
|
return NULL, "Invalid PTI(%d)", pti);
|
|
|
|
|
2017-04-27 14:06:10 +00:00
|
|
|
index_alloc(&mme_sess_pool, &sess);
|
|
|
|
d_assert(sess, return NULL, "Null param");
|
|
|
|
|
2017-08-26 09:52:06 +00:00
|
|
|
sess->pti = pti;
|
|
|
|
|
2017-04-27 14:06:10 +00:00
|
|
|
list_init(&sess->bearer_list);
|
2017-04-28 07:11:45 +00:00
|
|
|
list_append(&mme_ue->sess_list, sess);
|
2017-04-27 14:06:10 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
sess->mme_ue = mme_ue;
|
2017-08-17 05:45:18 +00:00
|
|
|
sess->sgw = mme_sgw_first();
|
2017-04-27 14:06:10 +00:00
|
|
|
|
2017-09-01 13:21:12 +00:00
|
|
|
bearer = mme_bearer_add(sess,
|
|
|
|
NEXT_ID(mme_ue->ebi, MIN_EPS_BEARER_ID, MAX_EPS_BEARER_ID));
|
2017-04-27 23:20:50 +00:00
|
|
|
d_assert(bearer, mme_sess_remove(sess); return NULL,
|
|
|
|
"Can't add default bearer context");
|
|
|
|
|
2017-08-26 09:52:06 +00:00
|
|
|
fsm_create(&sess->sm, esm_state_initial, esm_state_final);
|
|
|
|
fsm_init(&sess->sm, 0);
|
|
|
|
|
|
|
|
return sess;
|
2017-04-27 14:06:10 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
status_t mme_sess_remove(mme_sess_t *sess)
|
|
|
|
{
|
|
|
|
d_assert(sess, return CORE_ERROR, "Null param");
|
2017-04-28 07:11:45 +00:00
|
|
|
d_assert(sess->mme_ue, return CORE_ERROR, "Null param");
|
2017-04-27 14:06:10 +00:00
|
|
|
|
2017-08-26 09:52:06 +00:00
|
|
|
fsm_final(&sess->sm, 0);
|
|
|
|
fsm_clear(&sess->sm);
|
|
|
|
|
2017-04-27 14:06:10 +00:00
|
|
|
mme_bearer_remove_all(sess);
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
list_remove(&sess->mme_ue->sess_list, sess);
|
2017-04-27 14:06:10 +00:00
|
|
|
index_free(&mme_sess_pool, sess);
|
|
|
|
|
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
status_t mme_sess_remove_all(mme_ue_t *mme_ue)
|
2017-04-27 14:06:10 +00:00
|
|
|
{
|
|
|
|
mme_sess_t *sess = NULL, *next_sess = NULL;
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
sess = mme_sess_first(mme_ue);
|
2017-04-27 14:06:10 +00:00
|
|
|
while (sess)
|
|
|
|
{
|
|
|
|
next_sess = mme_sess_next(sess);
|
|
|
|
|
|
|
|
mme_sess_remove(sess);
|
|
|
|
|
|
|
|
sess = next_sess;
|
|
|
|
}
|
|
|
|
|
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
mme_sess_t* mme_sess_find(index_t index)
|
|
|
|
{
|
|
|
|
d_assert(index, return NULL, "Invalid Index");
|
|
|
|
return index_find(&mme_sess_pool, index);
|
|
|
|
}
|
|
|
|
|
2017-08-26 09:52:06 +00:00
|
|
|
mme_sess_t* mme_sess_find_by_pti(mme_ue_t *mme_ue, c_uint8_t pti)
|
2017-04-27 14:06:10 +00:00
|
|
|
{
|
|
|
|
mme_sess_t *sess = NULL;
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
sess = mme_sess_first(mme_ue);
|
2017-04-27 14:06:10 +00:00
|
|
|
while (sess)
|
|
|
|
{
|
2017-08-26 09:52:06 +00:00
|
|
|
if (pti == sess->pti)
|
|
|
|
return sess;
|
2017-04-27 14:06:10 +00:00
|
|
|
|
2017-08-26 09:52:06 +00:00
|
|
|
sess = mme_sess_next(sess);
|
|
|
|
}
|
|
|
|
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
mme_sess_t* mme_sess_find_by_ebi(mme_ue_t *mme_ue, c_uint8_t ebi)
|
|
|
|
{
|
2017-09-01 13:21:12 +00:00
|
|
|
mme_bearer_t *bearer = NULL;
|
2017-04-27 14:06:10 +00:00
|
|
|
|
2017-09-01 13:21:12 +00:00
|
|
|
bearer = mme_bearer_find_by_ue_ebi(mme_ue, ebi);
|
|
|
|
if (bearer)
|
|
|
|
return bearer->sess;
|
2017-04-27 14:06:10 +00:00
|
|
|
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
mme_sess_t* mme_sess_first(mme_ue_t *mme_ue)
|
2017-04-27 23:28:04 +00:00
|
|
|
{
|
2017-04-28 07:11:45 +00:00
|
|
|
return list_first(&mme_ue->sess_list);
|
2017-04-27 23:28:04 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
mme_sess_t* mme_sess_next(mme_sess_t *sess)
|
|
|
|
{
|
|
|
|
return list_next(sess);
|
|
|
|
}
|
|
|
|
|
2017-09-01 13:21:12 +00:00
|
|
|
mme_bearer_t* mme_bearer_add(mme_sess_t *sess, c_uint8_t ebi)
|
2017-04-08 01:18:48 +00:00
|
|
|
{
|
2017-04-13 10:15:53 +00:00
|
|
|
mme_bearer_t *bearer = NULL;
|
2017-04-28 07:11:45 +00:00
|
|
|
mme_ue_t *mme_ue = NULL;
|
2017-04-08 01:18:48 +00:00
|
|
|
|
2017-04-27 14:06:10 +00:00
|
|
|
d_assert(sess, return NULL, "Null param");
|
2017-04-28 07:11:45 +00:00
|
|
|
mme_ue = sess->mme_ue;
|
|
|
|
d_assert(mme_ue, return NULL, "Null param");
|
2017-04-08 01:18:48 +00:00
|
|
|
|
2017-04-13 10:15:53 +00:00
|
|
|
index_alloc(&mme_bearer_pool, &bearer);
|
|
|
|
d_assert(bearer, return NULL, "Null param");
|
2017-04-08 01:18:48 +00:00
|
|
|
|
2017-09-01 13:21:12 +00:00
|
|
|
bearer->ebi = ebi;
|
|
|
|
|
2017-04-27 14:06:10 +00:00
|
|
|
list_append(&sess->bearer_list, bearer);
|
2017-04-08 01:18:48 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
bearer->mme_ue = mme_ue;
|
2017-04-27 14:06:10 +00:00
|
|
|
bearer->sess = sess;
|
|
|
|
|
2017-04-13 10:15:53 +00:00
|
|
|
return bearer;
|
2017-04-08 01:18:48 +00:00
|
|
|
}
|
|
|
|
|
2017-04-13 10:15:53 +00:00
|
|
|
status_t mme_bearer_remove(mme_bearer_t *bearer)
|
2017-04-08 01:18:48 +00:00
|
|
|
{
|
2017-04-13 10:15:53 +00:00
|
|
|
d_assert(bearer, return CORE_ERROR, "Null param");
|
2017-04-27 14:06:10 +00:00
|
|
|
d_assert(bearer->sess, return CORE_ERROR, "Null param");
|
2017-04-08 01:18:48 +00:00
|
|
|
|
2017-04-27 14:06:10 +00:00
|
|
|
list_remove(&bearer->sess->bearer_list, bearer);
|
2017-04-13 10:15:53 +00:00
|
|
|
index_free(&mme_bearer_pool, bearer);
|
2017-04-08 01:18:48 +00:00
|
|
|
|
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
2017-04-27 14:06:10 +00:00
|
|
|
status_t mme_bearer_remove_all(mme_sess_t *sess)
|
2017-04-08 01:18:48 +00:00
|
|
|
{
|
2017-04-13 10:15:53 +00:00
|
|
|
mme_bearer_t *bearer = NULL, *next_bearer = NULL;
|
2017-04-08 01:18:48 +00:00
|
|
|
|
2017-04-27 14:06:10 +00:00
|
|
|
d_assert(sess, return CORE_ERROR, "Null param");
|
2017-04-08 01:18:48 +00:00
|
|
|
|
2017-04-27 14:06:10 +00:00
|
|
|
bearer = mme_bearer_first(sess);
|
2017-04-13 10:15:53 +00:00
|
|
|
while (bearer)
|
2017-04-08 01:18:48 +00:00
|
|
|
{
|
2017-04-13 10:15:53 +00:00
|
|
|
next_bearer = mme_bearer_next(bearer);
|
2017-04-08 01:18:48 +00:00
|
|
|
|
2017-04-13 10:15:53 +00:00
|
|
|
mme_bearer_remove(bearer);
|
2017-04-08 01:18:48 +00:00
|
|
|
|
2017-04-13 10:15:53 +00:00
|
|
|
bearer = next_bearer;
|
2017-04-08 01:18:48 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
2017-04-13 10:15:53 +00:00
|
|
|
mme_bearer_t* mme_bearer_find(index_t index)
|
2017-04-10 14:59:59 +00:00
|
|
|
{
|
|
|
|
d_assert(index, return NULL, "Invalid Index");
|
2017-04-13 10:15:53 +00:00
|
|
|
return index_find(&mme_bearer_pool, index);
|
2017-04-10 14:59:59 +00:00
|
|
|
}
|
|
|
|
|
2017-09-01 13:21:12 +00:00
|
|
|
mme_bearer_t* mme_bearer_find_by_sess_ebi(mme_sess_t *sess, c_uint8_t ebi)
|
|
|
|
{
|
|
|
|
mme_bearer_t *bearer = NULL;
|
|
|
|
|
|
|
|
bearer = mme_bearer_first(sess);
|
|
|
|
while(bearer)
|
|
|
|
{
|
|
|
|
if (ebi == bearer->ebi)
|
|
|
|
return bearer;
|
|
|
|
|
|
|
|
bearer = mme_bearer_next(bearer);
|
|
|
|
}
|
|
|
|
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
mme_bearer_t* mme_bearer_find_by_ue_ebi(mme_ue_t *mme_ue, c_uint8_t ebi)
|
|
|
|
{
|
|
|
|
mme_sess_t *sess = NULL;
|
|
|
|
mme_bearer_t *bearer = NULL;
|
|
|
|
|
|
|
|
sess = mme_sess_first(mme_ue);
|
|
|
|
while (sess)
|
|
|
|
{
|
|
|
|
bearer = mme_bearer_find_by_sess_ebi(sess, ebi);
|
|
|
|
if (bearer)
|
|
|
|
{
|
|
|
|
return bearer;
|
|
|
|
}
|
|
|
|
|
|
|
|
sess = mme_sess_next(sess);
|
|
|
|
}
|
|
|
|
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2017-04-27 23:28:04 +00:00
|
|
|
mme_bearer_t* mme_default_bearer_in_sess(mme_sess_t *sess)
|
2017-04-08 01:18:48 +00:00
|
|
|
{
|
2017-04-27 23:28:04 +00:00
|
|
|
return mme_bearer_first(sess);
|
|
|
|
}
|
|
|
|
|
2017-04-27 14:06:10 +00:00
|
|
|
mme_bearer_t* mme_bearer_first(mme_sess_t *sess)
|
2017-04-08 01:18:48 +00:00
|
|
|
{
|
2017-04-27 14:06:10 +00:00
|
|
|
d_assert(sess, return NULL, "Null param");
|
2017-04-08 01:18:48 +00:00
|
|
|
|
2017-04-27 14:06:10 +00:00
|
|
|
return list_first(&sess->bearer_list);
|
2017-04-08 01:18:48 +00:00
|
|
|
}
|
|
|
|
|
2017-04-13 10:15:53 +00:00
|
|
|
mme_bearer_t* mme_bearer_next(mme_bearer_t *bearer)
|
2017-04-08 01:18:48 +00:00
|
|
|
{
|
2017-04-13 10:15:53 +00:00
|
|
|
return list_next(bearer);
|
2017-04-08 01:18:48 +00:00
|
|
|
}
|
2017-04-12 04:45:57 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
status_t mme_pdn_remove_all(mme_ue_t *mme_ue)
|
2017-04-12 04:45:57 +00:00
|
|
|
{
|
2017-08-25 15:11:46 +00:00
|
|
|
s6a_subscription_data_t *subscription_data = NULL;
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
d_assert(mme_ue, return CORE_ERROR, "Null param");
|
2017-08-25 15:11:46 +00:00
|
|
|
subscription_data = &mme_ue->subscription_data;
|
|
|
|
d_assert(subscription_data, return CORE_ERROR, "Null param");
|
|
|
|
|
|
|
|
subscription_data->num_of_pdn = 0;
|
2017-04-12 04:45:57 +00:00
|
|
|
|
|
|
|
return CORE_OK;
|
|
|
|
}
|
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
pdn_t* mme_pdn_find_by_apn(mme_ue_t *mme_ue, c_int8_t *apn)
|
2017-04-12 04:45:57 +00:00
|
|
|
{
|
2017-08-25 15:11:46 +00:00
|
|
|
s6a_subscription_data_t *subscription_data = NULL;
|
2017-04-12 04:45:57 +00:00
|
|
|
pdn_t *pdn = NULL;
|
2017-08-11 10:34:27 +00:00
|
|
|
int i = 0;
|
2017-04-12 04:45:57 +00:00
|
|
|
|
2017-04-28 07:11:45 +00:00
|
|
|
d_assert(mme_ue, return NULL, "Null param");
|
2017-08-25 15:11:46 +00:00
|
|
|
subscription_data = &mme_ue->subscription_data;
|
|
|
|
d_assert(subscription_data, return NULL, "Null param");
|
2017-04-12 04:45:57 +00:00
|
|
|
|
2017-08-25 15:11:46 +00:00
|
|
|
for (i = 0; i < subscription_data->num_of_pdn; i++)
|
2017-04-12 04:45:57 +00:00
|
|
|
{
|
2017-08-25 15:11:46 +00:00
|
|
|
pdn = &subscription_data->pdn[i];
|
2017-04-12 04:45:57 +00:00
|
|
|
if (strcmp(pdn->apn, apn) == 0)
|
2017-08-19 07:49:44 +00:00
|
|
|
return pdn;
|
2017-04-12 04:45:57 +00:00
|
|
|
}
|
|
|
|
|
2017-08-19 07:49:44 +00:00
|
|
|
return NULL;
|
2017-04-12 04:45:57 +00:00
|
|
|
}
|
|
|
|
|
2017-08-07 22:58:13 +00:00
|
|
|
void mme_ue_paged(mme_ue_t *mme_ue)
|
|
|
|
{
|
|
|
|
d_assert(mme_ue, return , "Null param");
|
|
|
|
|
|
|
|
tm_stop(mme_ue->t3413);
|
|
|
|
if (mme_ue->last_paging_msg)
|
|
|
|
{
|
|
|
|
pkbuf_free(mme_ue->last_paging_msg);
|
|
|
|
mme_ue->last_paging_msg = NULL;
|
|
|
|
}
|
|
|
|
mme_ue->max_paging_retry = 0;
|
|
|
|
}
|