direwolf/kiss_frame.h

47 lines
951 B
C

/* kiss_frame.h */
/*
* Special characters used by SLIP protocol.
*/
#define FEND 0xC0
#define FESC 0xDB
#define TFEND 0xDC
#define TFESC 0xDD
enum kiss_state_e {
KS_SEARCHING, /* Looking for FEND to start KISS frame. */
KS_COLLECTING, /* In process of collecting KISS frame. */
KS_ESCAPE }; /* FESC found in frame. */
#define MAX_KISS_LEN 2048 /* Spec calls for at least 1024. */
#define MAX_NOISE_LEN 100
typedef struct kiss_frame_s {
enum kiss_state_e state;
unsigned char kiss_msg[MAX_KISS_LEN];
int kiss_len;
unsigned char noise[MAX_NOISE_LEN];
int noise_len;
} kiss_frame_t;
int kiss_frame (kiss_frame_t *kf, unsigned char ch, int debug, void (*sendfun)(int,unsigned char*,int));
void kiss_process_msg (kiss_frame_t *kf, int debug);
typedef enum fromto_e { FROM_CLIENT=0, TO_CLIENT=1 } fromto_t;
void kiss_debug_print (fromto_t fromto, char *special, unsigned char *pmsg, int msg_len);
/* end kiss_frame.h */