mirror of https://github.com/yandex/odyssey.git
90 lines
2.1 KiB
C
90 lines
2.1 KiB
C
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/*
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* machinarium.
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*
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* cooperative multitasking engine.
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*/
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#include <machinarium.h>
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#include <machinarium_private.h>
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static int machinarium_stack_size = 0;
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static int machinarium_pool_size = 0;
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static int machinarium_coroutine_cache_size = 0;
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static int machinarium_initialized = 0;
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mm_t machinarium;
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static inline size_t
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machinarium_page_size(void)
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{
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return sysconf(_SC_PAGESIZE);
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}
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MACHINE_API void
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machinarium_set_stack_size(int size)
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{
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machinarium_stack_size = size;
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}
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MACHINE_API void
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machinarium_set_pool_size(int size)
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{
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machinarium_pool_size = size;
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}
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MACHINE_API void
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machinarium_set_coroutine_cache_size(int size)
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{
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machinarium_coroutine_cache_size = size;
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}
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MACHINE_API int
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machinarium_init(void)
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{
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mm_machinemgr_init(&machinarium.machine_mgr);
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mm_msgcache_init(&machinarium.msg_cache);
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size_t page_size;
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page_size = machinarium_page_size();
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/* set default configuration, if not preset */
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if (machinarium_stack_size == 0)
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machinarium_stack_size = page_size * 3;
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if (machinarium_stack_size < (int)page_size)
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return -1;
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if (machinarium_coroutine_cache_size == 0)
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machinarium_coroutine_cache_size = 32;
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if (machinarium_pool_size == 0)
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machinarium_pool_size = 3;
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mm_coroutine_cache_init(&machinarium.coroutine_cache,
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machinarium_stack_size,
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page_size,
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machinarium_coroutine_cache_size);
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mm_tls_init();
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mm_taskmgr_init(&machinarium.task_mgr);
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mm_taskmgr_start(&machinarium.task_mgr, machinarium_pool_size);
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machinarium_initialized = 1;
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return 0;
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}
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MACHINE_API void
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machinarium_free(void)
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{
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if (! machinarium_initialized)
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return;
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mm_taskmgr_stop(&machinarium.task_mgr);
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mm_machinemgr_free(&machinarium.machine_mgr);
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mm_msgcache_free(&machinarium.msg_cache);
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mm_coroutine_cache_free(&machinarium.coroutine_cache);
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mm_tls_free();
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}
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MACHINE_API void
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machinarium_stat(int *count_machine, int *count_coroutine,
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int *count_coroutine_cache)
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{
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*count_machine = mm_machinemgr_count(&machinarium.machine_mgr);
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mm_coroutine_cache_stat(&machinarium.coroutine_cache,
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count_coroutine,
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count_coroutine_cache);
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}
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