Logo Search packages:      
Sourcecode: libgsm version File versions  Download package

gsm.h

/*
 * Copyright 1992 by Jutta Degener and Carsten Bormann, Technische
 * Universitaet Berlin.  See the accompanying file "COPYRIGHT" for
 * details.  THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE.
 */

/*$Header: /home/kbs/jutta/src/gsm/gsm-1.0/inc/RCS/gsm.h,v 1.11 1996/07/05 18:02:56 jutta Exp $*/

#ifndef     GSM_H
#define     GSM_H

#ifdef __cplusplus
#     define      NeedFunctionPrototypes  1
#endif

#if __STDC__
#     define      NeedFunctionPrototypes  1
#endif

#ifdef _NO_PROTO
#     undef NeedFunctionPrototypes
#endif

#ifdef NeedFunctionPrototypes
#   include <stdio.h>         /* for FILE *     */
#endif

#undef GSM_P
#if NeedFunctionPrototypes
#     define      GSM_P( protos )   protos
#else
#     define  GSM_P( protos ) ( /* protos */ )
#endif

/*
 *    Interface
 */

typedef struct gsm_state *    gsm;
typedef short                 gsm_signal;       /* signed 16 bit */
typedef unsigned char         gsm_byte;
typedef gsm_byte        gsm_frame[33];          /* 33 * 8 bits     */

#define     GSM_MAGIC         0xD               /* 13 kbit/s RPE-LTP */

#define     GSM_PATCHLEVEL          10
#define     GSM_MINOR         0
#define     GSM_MAJOR         1

#define     GSM_OPT_VERBOSE         1
#define     GSM_OPT_FAST            2
#define     GSM_OPT_LTP_CUT         3
#define     GSM_OPT_WAV49           4
#define     GSM_OPT_FRAME_INDEX     5
#define     GSM_OPT_FRAME_CHAIN     6

#ifdef __cplusplus
extern "C" {
#endif

extern gsm  gsm_create  GSM_P((void));
extern void gsm_destroy GSM_P((gsm));     

extern int  gsm_print   GSM_P((FILE *, gsm, gsm_byte  *));
extern int  gsm_option  GSM_P((gsm, int, int *));

extern void gsm_encode  GSM_P((gsm, gsm_signal *, gsm_byte  *));
extern int  gsm_decode  GSM_P((gsm, gsm_byte   *, gsm_signal *));

extern int  gsm_explode GSM_P((gsm, gsm_byte   *, gsm_signal *));
extern void gsm_implode GSM_P((gsm, gsm_signal *, gsm_byte   *));

#ifdef __cplusplus
}
#endif

#undef      GSM_P

#endif      /* GSM_H */

Generated by  Doxygen 1.6.0   Back to index