mirror of https://github.com/wb2osz/direwolf.git
51 lines
1.1 KiB
C
51 lines
1.1 KiB
C
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/* kiss_frame.h */
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/*
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* Special characters used by SLIP protocol.
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*/
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#define FEND 0xC0
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#define FESC 0xDB
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#define TFEND 0xDC
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#define TFESC 0xDD
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enum kiss_state_e {
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KS_SEARCHING, /* Looking for FEND to start KISS frame. */
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KS_COLLECTING}; /* In process of collecting KISS frame. */
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#define MAX_KISS_LEN 2048 /* Spec calls for at least 1024. */
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/* Might want to make it longer to accomodate */
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/* maximum packet length. */
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#define MAX_NOISE_LEN 100
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typedef struct kiss_frame_s {
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enum kiss_state_e state;
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unsigned char kiss_msg[MAX_KISS_LEN];
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/* Leading FEND is optional. */
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/* Contains escapes and ending FEND. */
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int kiss_len;
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unsigned char noise[MAX_NOISE_LEN];
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int noise_len;
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} kiss_frame_t;
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int kiss_encapsulate (unsigned char *in, int ilen, unsigned char *out);
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void kiss_rec_byte (kiss_frame_t *kf, unsigned char ch, int debug, void (*sendfun)(int,unsigned char*,int));
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typedef enum fromto_e { FROM_CLIENT=0, TO_CLIENT=1 } fromto_t;
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void kiss_debug_print (fromto_t fromto, char *special, unsigned char *pmsg, int msg_len);
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/* end kiss_frame.h */ |