/*
   The Hacker's Choice - http://www.thc.org
   Part of THC's GSM SCANNER PROJECT
*/

/*
 * $Id:$
 */

#ifndef __GSMSP_INTERLEAVE_H__
#define __GSMSP_INTERLEAVE_H__ 1

#ifdef __cplusplus
extern "C" {
#endif

typedef struct _interleave_ctx
{
	unsigned short *trans;
	int trans_size;
} INTERLEAVE_CTX;

int interleave_init(INTERLEAVE_CTX *ictx, int size, int block_size);
int interleave_init_facch_f(INTERLEAVE_CTX *ictx, int size, int block_size, int block_offset);
int interleave_deinit(INTERLEAVE_CTX *ictx);
void interleave_decode(INTERLEAVE_CTX *ictx, unsigned char *dst, unsigned char *src);

#ifdef __cplusplus
}
#endif

#endif