From bc2afe32e8db4318f2a2adea49d85b10d0d4cc97 Mon Sep 17 00:00:00 2001
From: wangzhengquan <wangzhengquan85@126.com>
Date: 星期一, 08 二月 2021 16:51:24 +0800
Subject: [PATCH] update
---
src/queue/lock_free_queue.h | 190 ++++++++++++++++++++++++++--------------------
1 files changed, 107 insertions(+), 83 deletions(-)
diff --git a/src/queue/lock_free_queue.h b/src/queue/lock_free_queue.h
index 723e373..425d9f8 100644
--- a/src/queue/lock_free_queue.h
+++ b/src/queue/lock_free_queue.h
@@ -13,6 +13,7 @@
#include "psem.h"
#include "bus_error.h"
#include "bus_def.h"
+
// default Queue size
#define LOCK_FREE_Q_DEFAULT_SIZE 16
@@ -72,9 +73,9 @@
/// ArrayLockFreeQueue are supported (single producer
/// by default)
template<
- typename ELEM_T,
- typename Allocator = SHM_Allocator,
- template<typename T, typename AT> class Q_TYPE = ArrayLockFreeQueue
+ typename ELEM_T,
+ typename Allocator = SHM_Allocator,
+ template<typename T, typename AT> class Q_TYPE = ArrayLockFreeQueue
>
class LockFreeQueue {
@@ -82,9 +83,11 @@
sem_t slots;
sem_t items;
+ time_t createTime;
public:
- sem_t mutex;
+ // sem_t mutex;
+
LockFreeQueue(size_t qsize = LOCK_FREE_Q_DEFAULT_SIZE);
@@ -93,7 +96,7 @@
/// template
~LockFreeQueue();
- std::atomic_uint reference;
+ // std::atomic_uint reference;
/// @brief constructor of the class
@@ -116,6 +119,10 @@
inline bool empty();
inline ELEM_T &operator[](unsigned i);
+
+ time_t getCreateTime() {
+ return createTime;
+ }
/// @brief push an element at the tail of the queue
/// @param the element to insert in the queue
@@ -148,143 +155,160 @@
template<
- 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) {
- // 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");
-
+ typename ELEM_T,
+ typename Allocator,
+ template<typename T, typename AT> class Q_TYPE>
+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");
+
+ createTime = time(NULL);
}
template<
- typename ELEM_T,
- typename Allocator,
- template<typename T, typename AT> class Q_TYPE>
+ typename ELEM_T,
+ typename Allocator,
+ template<typename T, typename AT> class Q_TYPE>
LockFreeQueue<ELEM_T, Allocator, Q_TYPE>::~LockFreeQueue() {
- // LoggerFactory::getLogger()->debug("LockFreeQueue desctroy");
- if (sem_destroy(&slots) == -1) {
- err_exit(errno, "LockFreeQueue sem_destroy");
- }
- if (sem_destroy(&items) == -1) {
- err_exit(errno, "LockFreeQueue sem_destroy");
- }
- if (sem_destroy(&mutex) == -1) {
- err_exit(errno, "LockFreeQueue sem_destroy");
- }
+ // LoggerFactory::getLogger()->debug("LockFreeQueue desctroy");
+ if (sem_destroy(&slots) == -1) {
+ err_exit(errno, "LockFreeQueue sem_destroy");
+ }
+ if (sem_destroy(&items) == -1) {
+ err_exit(errno, "LockFreeQueue sem_destroy");
+ }
+ // if (sem_destroy(&mutex) == -1) {
+ // err_exit(errno, "LockFreeQueue sem_destroy");
+ // }
}
template<
- typename ELEM_T,
- typename Allocator,
- template<typename T, typename AT> class Q_TYPE>
+ typename ELEM_T,
+ typename Allocator,
+ template<typename T, typename AT> class Q_TYPE>
inline uint32_t LockFreeQueue<ELEM_T, Allocator, Q_TYPE>::size() {
- return m_qImpl.size();
+ return m_qImpl.size();
}
template<
- typename ELEM_T,
- typename Allocator,
- template<typename T, typename AT> class Q_TYPE>
+ typename ELEM_T,
+ typename Allocator,
+ template<typename T, typename AT> class Q_TYPE>
inline bool LockFreeQueue<ELEM_T, Allocator, Q_TYPE>::full() {
- return m_qImpl.full();
+ return m_qImpl.full();
}
template<
- typename ELEM_T,
- typename Allocator,
- template<typename T, typename AT> class Q_TYPE>
+ typename ELEM_T,
+ typename Allocator,
+ template<typename T, typename AT> class Q_TYPE>
inline bool LockFreeQueue<ELEM_T, Allocator, Q_TYPE>::empty() {
- return m_qImpl.empty();
+ return m_qImpl.empty();
}
template<typename ELEM_T,
- typename Allocator,
- template<typename T, typename AT> class Q_TYPE>
+ typename Allocator,
+ template<typename T, typename AT> class Q_TYPE>
int LockFreeQueue<ELEM_T, Allocator, Q_TYPE>::push(const ELEM_T &a_data, const struct timespec *timeout, int flag) {
- LoggerFactory::getLogger()->debug("==================LockFreeQueue push before\n");
+ // LoggerFactory::getLogger()->debug("==================LockFreeQueue push before\n");
+ // sigset_t mask_all, pre;
+ // sigfillset(&mask_all);
+
+ // sigprocmask(SIG_BLOCK, &mask_all, &pre);
+
if ((flag & BUS_NOWAIT_FLAG) == BUS_NOWAIT_FLAG) {
- if (psem_trywait(&slots) == -1) {
- return errno;
- }
+ if (psem_trywait(&slots) == -1) {
+ goto LABEL_FAILTURE;
+ }
} else if ((flag & BUS_TIMEOUT_FLAG) == BUS_TIMEOUT_FLAG && timeout != NULL) {
- if (psem_timedwait(&slots, timeout) == -1) {
- return errno;
- }
+ if (psem_timedwait(&slots, timeout) == -1) {
+ goto LABEL_FAILTURE;
+ }
} else {
- if (psem_wait(&slots) == -1) {
- return errno;
- }
+ if (psem_wait(&slots) == -1) {
+ goto LABEL_FAILTURE;
+ }
}
if (m_qImpl.push(a_data)) {
psem_post(&items);
- LoggerFactory::getLogger()->debug("==================LockFreeQueue push after\n");
+ // sigprocmask(SIG_SETMASK, &pre, NULL);
+ // LoggerFactory::getLogger()->debug("==================LockFreeQueue push after\n");
return 0;
}
- return -1;
+ LABEL_FAILTURE:
+ // sigprocmask(SIG_SETMASK, &pre, NULL);
+ return errno;
}
template<typename ELEM_T,
- typename Allocator,
- template<typename T, typename AT> class Q_TYPE>
+ typename Allocator,
+ template<typename T, typename AT> class Q_TYPE>
int LockFreeQueue<ELEM_T, Allocator, Q_TYPE>::pop(ELEM_T &a_data, const struct timespec *timeout, int flag) {
- LoggerFactory::getLogger()->debug("==================LockFreeQueue pop before....");
+ // LoggerFactory::getLogger()->debug("==================LockFreeQueue pop before....");
+
+ // sigset_t mask_all, pre;
+ // sigfillset(&mask_all);
+
+ // sigprocmask(SIG_BLOCK, &mask_all, &pre);
if ((flag & BUS_NOWAIT_FLAG) == BUS_NOWAIT_FLAG) {
- if (psem_trywait(&items) == -1) {
- return errno;
- }
+ if (psem_trywait(&items) == -1) {
+ goto LABEL_FAILTURE;
+ }
} else if ((flag & BUS_TIMEOUT_FLAG) == BUS_TIMEOUT_FLAG && timeout != NULL) {
- LoggerFactory::getLogger()->debug("==================LockFreeQueue pop before. flag=%d , %d\n", flag, timeout->tv_sec);
- if (psem_timedwait(&items, timeout) == -1) {
- return errno;
- }
+ // LoggerFactory::getLogger()->debug("==================LockFreeQueue pop before. flag=%d , %d\n", flag, timeout->tv_sec);
+ if (psem_timedwait(&items, timeout) == -1) {
+ goto LABEL_FAILTURE;
+ }
} else {
- if (psem_wait(&items) == -1) {
- return errno;
- }
+ if (psem_wait(&items) == -1) {
+ goto LABEL_FAILTURE;
+ }
}
-
if (m_qImpl.pop(a_data)) {
- psem_post(&slots);
- LoggerFactory::getLogger()->debug("==================LockFreeQueue pop after\n");
- return 0;
+ psem_post(&slots);
+ // sigprocmask(SIG_SETMASK, &pre, NULL);
+ // LoggerFactory::getLogger()->debug("==================LockFreeQueue pop after\n");
+ return 0;
}
- return -1;
+
+
+ LABEL_FAILTURE:
+ // sigprocmask(SIG_SETMASK, &pre, NULL);
+ return errno;
}
template<typename ELEM_T,
- typename Allocator,
- template<typename T, typename AT> class Q_TYPE>
+ typename Allocator,
+ template<typename T, typename AT> class Q_TYPE>
ELEM_T &LockFreeQueue<ELEM_T, Allocator, Q_TYPE>::operator[](unsigned i) {
- return m_qImpl.operator[](i);
+ return m_qImpl.operator[](i);
}
template<typename ELEM_T,
- typename Allocator,
- template<typename T, typename AT> class Q_TYPE>
+ typename Allocator,
+ template<typename T, typename AT> class Q_TYPE>
void *LockFreeQueue<ELEM_T, Allocator, Q_TYPE>::operator new(size_t size) {
- return Allocator::allocate(size);
+ return Allocator::allocate(size);
}
template<typename ELEM_T,
- typename Allocator,
- template<typename T, typename AT> class Q_TYPE>
+ 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
--
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