lighttpd 1.4.x https://www.lighttpd.net/
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#ifndef _CHUNK_H_
#define _CHUNK_H_
#include "buffer.h"
typedef struct chunk {
/* ok, this one is tricky:
*
* MEM_CHUNK
* b: the chunk it self
* FILE_CHUNK
* b: a buffer for the filename
*/
enum { UNUSED_CHUNK, MEM_CHUNK, FILE_CHUNK } type;
union {
buffer *mem;
struct {
buffer *name;
off_t offset;
off_t length;
} file;
} data;
/* how many bytes are already handled */
off_t offset;
struct chunk *next;
} chunk;
typedef struct {
chunk *first;
chunk *last;
chunk *unused;
} chunkqueue;
chunkqueue *chunkqueue_init(void);
int chunkqueue_append_file(chunkqueue *c, buffer *fn, off_t offset, off_t len);
int chunkqueue_append_mem(chunkqueue *c, const char *mem, size_t len);
int chunkqueue_append_buffer(chunkqueue *c, buffer *mem);
int chunkqueue_prepend_buffer(chunkqueue *c, buffer *mem);
buffer * chunkqueue_get_append_buffer(chunkqueue *c);
buffer * chunkqueue_get_prepend_buffer(chunkqueue *c);
off_t chunkqueue_length(chunkqueue *c);
off_t chunkqueue_written(chunkqueue *c);
void chunkqueue_free(chunkqueue *c);
void chunkqueue_reset(chunkqueue *c);
int chunkqueue_is_empty(chunkqueue *c);
#endif