ref: 5d0b513652f7ccfcd9c9d7386dee820420945b5d
dir: /src/libgsm/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. */ #ifndef GSM_H #define GSM_H /* * 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_WAV49 4 #define GSM_OPT_FRAME_INDEX 5 #define GSM_OPT_FRAME_CHAIN 6 extern gsm gsm_create(void); extern void gsm_destroy(gsm); extern int gsm_option(gsm, int, int *); extern void gsm_encode(gsm, gsm_signal *, gsm_byte *); extern int gsm_decode(gsm, gsm_byte *, gsm_signal *); #endif /* GSM_H */