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/*
+----------------------------------------------------------------------+
| Swoole |
+----------------------------------------------------------------------+
| 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@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Tianfeng Han <mikan.tenny@gmail.com> |
+----------------------------------------------------------------------+
*/
#ifndef SW_BUFFER_H_
#define SW_BUFFER_H_
SW_EXTERN_C_BEGIN
enum swBufferChunk
{
SW_CHUNK_DATA,
SW_CHUNK_SENDFILE,
SW_CHUNK_CLOSE,
};
typedef struct _swBuffer_chunk
{
uint32_t type;
uint32_t length;
uint32_t offset;
union
{
void *ptr;
struct
{
uint32_t val1;
uint32_t val2;
} data;
} store;
uint32_t size;
void (*destroy)(struct _swBuffer_chunk *chunk);
struct _swBuffer_chunk *next;
} swBuffer_chunk;
typedef struct _swBuffer
{
int fd;
uint32_t chunk_num;
/**
* 0: donot use chunk
*/
uint32_t chunk_size;
uint32_t length;
swBuffer_chunk *head;
swBuffer_chunk *tail;
} swBuffer;
#define swBuffer_get_chunk(buffer) (buffer->head)
#define swBuffer_empty(buffer) (buffer == NULL || buffer->head == NULL)
swBuffer* swBuffer_new(uint32_t chunk_size);
swBuffer_chunk *swBuffer_new_chunk(swBuffer *buffer, uint32_t type, uint32_t size);
void swBuffer_pop_chunk(swBuffer *buffer, swBuffer_chunk *chunk);
int swBuffer_append(swBuffer *buffer, const void *data, uint32_t size);
void swBuffer_debug(swBuffer *buffer, int print_data);
int swBuffer_free(swBuffer *buffer);
SW_EXTERN_C_END
#endif /* SW_BUFFER_H_ */
|