forked from acouzens/open5gs
284 lines
7.9 KiB
C
284 lines
7.9 KiB
C
#define TRACE_MODULE _epc_main
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#include "core_general.h"
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#include "core_debug.h"
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#include "core_semaphore.h"
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#include "context.h"
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#include "app.h"
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static semaphore_id pcrf_sem1 = 0;
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static semaphore_id pcrf_sem2 = 0;
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static semaphore_id pgw_sem1 = 0;
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static semaphore_id pgw_sem2 = 0;
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static semaphore_id sgw_sem1 = 0;
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static semaphore_id sgw_sem2 = 0;
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static semaphore_id hss_sem1 = 0;
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static semaphore_id hss_sem2 = 0;
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const char *app_name = "epc";
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status_t app_initialize(const char *config_path, const char *log_path)
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{
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pid_t pid;
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status_t rv;
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int others = 0;
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rv = app_will_initialize(config_path, log_path);
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if (rv != CORE_OK) return rv;
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others = context_self()->logger.trace.others;
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if (others)
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{
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d_trace_level(&_epc_main, others);
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}
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/************************* PCRF Process **********************/
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semaphore_create(&pcrf_sem1, 0); /* copied to PCRF/PGW/SGW/HSS process */
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semaphore_create(&pcrf_sem2, 0); /* copied to PCRF/PGW/SGW/HSS process */
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if (context_self()->parameter.no_pcrf == 0)
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{
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pid = fork();
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d_assert(pid >= 0, _exit(EXIT_FAILURE), "fork() failed");
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if (pid == 0)
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{
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d_trace(1, "PCRF try to initialize\n");
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rv = pcrf_initialize();
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d_assert(rv == CORE_OK,, "Failed to intialize PCRF");
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d_trace(1, "PCRF initialize...done\n");
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if (pcrf_sem1) semaphore_post(pcrf_sem1);
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if (pcrf_sem2) semaphore_wait(pcrf_sem2);
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if (rv == CORE_OK)
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{
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d_trace(1, "PCRF try to terminate\n");
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pcrf_terminate();
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d_trace(1, "PCRF terminate...done\n");
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}
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if (pcrf_sem1) semaphore_post(pcrf_sem1);
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/* allocated from parent process */
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if (pcrf_sem1) semaphore_delete(pcrf_sem1);
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if (pcrf_sem2) semaphore_delete(pcrf_sem2);
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app_did_terminate();
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core_terminate();
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_exit(EXIT_SUCCESS);
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}
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if (pcrf_sem1) semaphore_wait(pcrf_sem1);
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}
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/************************* PGW Process **********************/
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semaphore_create(&pgw_sem1, 0); /* copied to PGW/SGW/HSS process */
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semaphore_create(&pgw_sem2, 0); /* copied to PGW/SGW/HSS process */
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if (context_self()->parameter.no_pgw == 0)
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{
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pid = fork();
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d_assert(pid >= 0, _exit(EXIT_FAILURE), "fork() failed");
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if (pid == 0)
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{
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/* allocated from parent process */
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if (pcrf_sem1) semaphore_delete(pcrf_sem1);
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if (pcrf_sem2) semaphore_delete(pcrf_sem2);
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d_trace(1, "PGW try to initialize\n");
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rv = pgw_initialize();
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d_assert(rv == CORE_OK,, "Failed to intialize PGW");
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d_trace(1, "PGW initialize...done\n");
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if (pgw_sem1) semaphore_post(pgw_sem1);
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if (pgw_sem2) semaphore_wait(pgw_sem2);
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if (rv == CORE_OK)
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{
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d_trace(1, "PGW try to terminate\n");
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pgw_terminate();
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d_trace(1, "PGW terminate...done\n");
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}
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if (pgw_sem1) semaphore_post(pgw_sem1);
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/* allocated from parent process */
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if (pgw_sem1) semaphore_delete(pgw_sem1);
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if (pgw_sem2) semaphore_delete(pgw_sem2);
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app_did_terminate();
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core_terminate();
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_exit(EXIT_SUCCESS);
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}
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if (pgw_sem1) semaphore_wait(pgw_sem1);
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}
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/************************* SGW Process **********************/
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semaphore_create(&sgw_sem1, 0); /* copied to SGW/HSS process */
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semaphore_create(&sgw_sem2, 0); /* copied to SGW/HSS process */
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if (context_self()->parameter.no_sgw == 0)
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{
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pid = fork();
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d_assert(pid >= 0, _exit(EXIT_FAILURE), "fork() failed");
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if (pid == 0)
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{
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/* allocated from parent process */
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if (pcrf_sem1) semaphore_delete(pcrf_sem1);
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if (pcrf_sem2) semaphore_delete(pcrf_sem2);
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if (pgw_sem1) semaphore_delete(pgw_sem1);
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if (pgw_sem2) semaphore_delete(pgw_sem2);
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d_trace(1, "SGW try to initialize\n");
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rv = sgw_initialize();
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d_assert(rv == CORE_OK,, "Failed to intialize SGW");
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d_trace(1, "SGW initialize...done\n");
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if (sgw_sem1) semaphore_post(sgw_sem1);
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if (sgw_sem2) semaphore_wait(sgw_sem2);
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if (rv == CORE_OK)
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{
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d_trace(1, "SGW try to terminate\n");
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sgw_terminate();
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d_trace(1, "SGW terminate...done\n");
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}
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if (sgw_sem1) semaphore_post(sgw_sem1);
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/* allocated from parent process */
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if (sgw_sem1) semaphore_delete(sgw_sem1);
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if (sgw_sem2) semaphore_delete(sgw_sem2);
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app_did_terminate();
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core_terminate();
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_exit(EXIT_SUCCESS);
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}
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if (sgw_sem1) semaphore_wait(sgw_sem1);
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}
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/************************* HSS Process **********************/
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semaphore_create(&hss_sem1, 0); /* copied to HSS process */
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semaphore_create(&hss_sem2, 0); /* copied to HSS process */
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if (context_self()->parameter.no_hss == 0)
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{
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pid = fork();
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d_assert(pid >= 0, _exit(EXIT_FAILURE), "fork() failed");
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if (pid == 0)
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{
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/* allocated from parent process */
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if (pcrf_sem1) semaphore_delete(pcrf_sem1);
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if (pcrf_sem2) semaphore_delete(pcrf_sem2);
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if (pgw_sem1) semaphore_delete(pgw_sem1);
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if (pgw_sem2) semaphore_delete(pgw_sem2);
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if (sgw_sem1) semaphore_delete(sgw_sem1);
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if (sgw_sem2) semaphore_delete(sgw_sem2);
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d_trace(1, "HSS try to initialize\n");
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rv = hss_initialize();
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d_assert(rv == CORE_OK,, "Failed to intialize HSS");
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d_trace(1, "HSS initialize...done\n");
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if (hss_sem1) semaphore_post(hss_sem1);
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if (hss_sem2) semaphore_wait(hss_sem2);
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if (rv == CORE_OK)
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{
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d_trace(1, "HSS try to terminate\n");
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hss_terminate();
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d_trace(1, "HSS terminate...done\n");
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}
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if (hss_sem1) semaphore_post(hss_sem1);
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if (hss_sem1) semaphore_delete(hss_sem1);
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if (hss_sem2) semaphore_delete(hss_sem2);
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app_did_terminate();
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core_terminate();
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_exit(EXIT_SUCCESS);
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}
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if (hss_sem1) semaphore_wait(hss_sem1);
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}
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rv = app_did_initialize();
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if (rv != CORE_OK) return rv;
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d_trace(1, "MME try to initialize\n");
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rv = mme_initialize();
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d_assert(rv == CORE_OK, return rv, "Failed to intialize MME");
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d_trace(1, "MME initialize...done\n");
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return CORE_OK;;
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}
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void app_terminate(void)
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{
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app_will_terminate();
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d_trace(1, "MME try to terminate\n");
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mme_terminate();
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d_trace(1, "MME terminate...done\n");
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if (context_self()->parameter.no_hss == 0)
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{
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if (hss_sem2) semaphore_post(hss_sem2);
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if (hss_sem1) semaphore_wait(hss_sem1);
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}
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if (hss_sem1) semaphore_delete(hss_sem1);
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if (hss_sem2) semaphore_delete(hss_sem2);
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if (context_self()->parameter.no_sgw == 0)
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{
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if (sgw_sem2) semaphore_post(sgw_sem2);
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if (sgw_sem1) semaphore_wait(sgw_sem1);
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}
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if (sgw_sem1) semaphore_delete(sgw_sem1);
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if (sgw_sem2) semaphore_delete(sgw_sem2);
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if (context_self()->parameter.no_pgw == 0)
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{
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if (pgw_sem2) semaphore_post(pgw_sem2);
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if (pgw_sem1) semaphore_wait(pgw_sem1);
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}
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if (pgw_sem1) semaphore_delete(pgw_sem1);
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if (pgw_sem2) semaphore_delete(pgw_sem2);
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if (context_self()->parameter.no_pcrf == 0)
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{
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if (pcrf_sem2) semaphore_post(pcrf_sem2);
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if (pcrf_sem1) semaphore_wait(pcrf_sem1);
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}
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if (pcrf_sem1) semaphore_delete(pcrf_sem1);
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if (pcrf_sem2) semaphore_delete(pcrf_sem2);
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app_did_terminate();
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}
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