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/*
+----------------------------------------------------------------------+
| Swoole |
+----------------------------------------------------------------------+
| Copyright (c) 2012-2018 The Swoole Group |
+----------------------------------------------------------------------+
| This source file is subject to version 2.0 of the Apache license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.apache.org/licenses/LICENSE-2.0.html |
| If you did not receive a copy of the Apache2.0 license and are unable|
| to obtain it through the world-wide-web, please send a note to |
| license@swoole.com so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Tianfeng Han <mikan.tenny@gmail.com> |
+----------------------------------------------------------------------+
*/
#ifndef _SW_ASYNC_H_
#define _SW_ASYNC_H_
#ifdef __cplusplus
extern "C" {
#endif
#ifndef O_DIRECT
#define O_DIRECT 040000
#endif
enum swAioOpcode
{
SW_AIO_RAW,
SW_AIO_READ = 1,
SW_AIO_WRITE,
SW_AIO_GETHOSTBYNAME,
SW_AIO_GETADDRINFO,
SW_AIO_FGETS,
SW_AIO_READ_FILE,
SW_AIO_WRITE_FILE,
};
enum swAioFlag
{
SW_AIO_WRITE_FSYNC = 1u << 1,
SW_AIO_EOF = 1u << 2,
};
typedef struct _swAio_event
{
int fd;
int task_id;
uint8_t type;
uint8_t lock;
uint8_t canceled;
uint16_t flags;
off_t offset;
size_t nbytes;
void *buf;
void *req;
int ret;
int error;
void *object;
void (*handler)(struct _swAio_event *event);
void (*callback)(struct _swAio_event *event);
} swAio_event;
typedef void (*swAio_handler)(swAio_event *event);
typedef struct
{
uint8_t init;
uint16_t min_thread_count;
uint16_t max_thread_count;
uint32_t task_num;
swLock lock;
} swAsyncIO;
extern swAsyncIO SwooleAIO;
void swAio_free(void);
int swAio_dispatch(const swAio_event *request);
swAio_event* swAio_dispatch2(const swAio_event *request);
int swAio_cancel(int task_id);
void swAio_handler_read(swAio_event *event);
void swAio_handler_write(swAio_event *event);
void swAio_handler_gethostbyname(swAio_event *event);
void swAio_handler_getaddrinfo(swAio_event *event);
void swAio_handler_fgets(swAio_event *event);
void swAio_handler_read_file(swAio_event *event);
void swAio_handler_write_file(swAio_event *event);
#ifdef __cplusplus
}
#endif
#endif /* _SW_ASYNC_H_ */
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