kolibrios/drivers/video/Gallium/auxiliary/util/u_ringbuffer.h

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#ifndef UTIL_RINGBUFFER_H
#define UTIL_RINGBUFFER_H
#include "pipe/p_compiler.h"
#include "pipe/p_defines.h" /* only for pipe_error! */
/* Generic header
*/
struct util_packet {
unsigned dwords:8;
unsigned data24:24;
};
struct util_ringbuffer;
struct util_ringbuffer *util_ringbuffer_create( unsigned dwords );
void util_ringbuffer_destroy( struct util_ringbuffer *ring );
void util_ringbuffer_enqueue( struct util_ringbuffer *ring,
const struct util_packet *packet );
enum pipe_error util_ringbuffer_dequeue( struct util_ringbuffer *ring,
struct util_packet *packet,
unsigned max_dwords,
boolean wait );
#endif