From f52f2c2828047c2f30d30fc1fe2b54d8db146d49 Mon Sep 17 00:00:00 2001 From: wangzhengquan <wangzhengquan85@126.com> Date: 星期四, 25 二月 2021 15:56:35 +0800 Subject: [PATCH] update --- src/queue/lock_free_queue.h | 55 ++++++++++++++++++++++++++++++++++++++++++++----------- 1 files changed, 44 insertions(+), 11 deletions(-) diff --git a/src/queue/lock_free_queue.h b/src/queue/lock_free_queue.h index 6554b9a..54d0b04 100644 --- a/src/queue/lock_free_queue.h +++ b/src/queue/lock_free_queue.h @@ -6,15 +6,21 @@ #include <usg_common.h> #include <assert.h> // assert() -#include "mem_pool.h" +#include "shm_mm.h" #include "sem_util.h" #include "logger_factory.h" #include "shm_allocator.h" #include "psem.h" #include "bus_error.h" #include "bus_def.h" + // default Queue size #define LOCK_FREE_Q_DEFAULT_SIZE 16 + + +#define LOCK_FREE_Q_ST_OPENED 0 + +#define LOCK_FREE_Q_ST_CLOSED 1 // static Logger *logger = LoggerFactory::getLogger(); // define this macro if calls to "size" must return the real size of the @@ -82,9 +88,11 @@ sem_t slots; sem_t items; + time_t createTime; + time_t closeTime; + int status; public: - sem_t mutex; LockFreeQueue(size_t qsize = LOCK_FREE_Q_DEFAULT_SIZE); @@ -93,7 +101,9 @@ /// template ~LockFreeQueue(); - std::atomic_uint reference; + inline void close(); + + // std::atomic_uint reference; /// @brief constructor of the class @@ -116,6 +126,20 @@ inline bool empty(); inline ELEM_T &operator[](unsigned i); + + + + time_t getCreateTime() { + return createTime; + } + + time_t getCloseTime() { + return closeTime; + } + + int getStatus() { + return status; + } /// @brief push an element at the tail of the queue /// @param the element to insert in the queue @@ -151,16 +175,26 @@ typename ELEM_T, typename Allocator, template<typename T, typename AT> class Q_TYPE> -LockFreeQueue<ELEM_T, Allocator, Q_TYPE>::LockFreeQueue(size_t qsize): reference(0), m_qImpl(qsize) { +LockFreeQueue<ELEM_T, Allocator, Q_TYPE>::LockFreeQueue(size_t qsize): m_qImpl(qsize) { // std::cout << "LockFreeQueue init reference=" << reference << std::endl; if (sem_init(&slots, 1, qsize) == -1) err_exit(errno, "LockFreeQueue sem_init"); if (sem_init(&items, 1, 0) == -1) err_exit(errno, "LockFreeQueue sem_init"); - if (sem_init(&mutex, 1, 1) == -1) - err_exit(errno, "LockFreeQueue sem_init"); + + createTime = time(NULL); + status = LOCK_FREE_Q_ST_OPENED; + +} +template< + typename ELEM_T, + typename Allocator, + template<typename T, typename AT> class Q_TYPE> +inline void LockFreeQueue<ELEM_T, Allocator, Q_TYPE>::close() { + status = LOCK_FREE_Q_ST_CLOSED; + closeTime = time(NULL); } @@ -176,9 +210,7 @@ if (sem_destroy(&items) == -1) { err_exit(errno, "LockFreeQueue sem_destroy"); } - if (sem_destroy(&mutex) == -1) { - err_exit(errno, "LockFreeQueue sem_destroy"); - } + } template< @@ -269,13 +301,13 @@ } } - if (m_qImpl.pop(a_data)) { psem_post(&slots); // sigprocmask(SIG_SETMASK, &pre, NULL); // LoggerFactory::getLogger()->debug("==================LockFreeQueue pop after\n"); return 0; } + LABEL_FAILTURE: // sigprocmask(SIG_SETMASK, &pre, NULL); @@ -301,7 +333,8 @@ typename Allocator, template<typename T, typename AT> class Q_TYPE> void LockFreeQueue<ELEM_T, Allocator, Q_TYPE>::operator delete(void *p) { - return Allocator::deallocate(p); + LockFreeQueue<ELEM_T, Allocator, Q_TYPE> * _que = (LockFreeQueue<ELEM_T, Allocator, Q_TYPE> * )p; + Allocator::deallocate(p); } // include implementation files -- Gitblit v1.8.0