n2n/header_encryption.h
2020-06-17 13:50:50 +05:45

29 lines
745 B
C

#include <stdint.h>
#include "n2n.h"
#include "speck.h"
typedef struct speck_context_t he_context_t;
/* Header encryption indicators */
#define HEADER_ENCRYPTION_UNKNOWN 0
#define HEADER_ENCRYPTION_NONE 1
#define HEADER_ENCRYPTION_ENABLED 2
uint32_t packet_header_decrypt (uint8_t packet[], uint8_t packet_len,
char * community_name, he_context_t * ctx);
int8_t packet_header_decrypt_if_required (uint8_t packet[], uint16_t packet_len,
struct sn_community * communities);
int32_t packet_header_encrypt (uint8_t packet[], uint8_t header_len, he_context_t * ctx);
void packet_header_setup_key (char * community_name, he_context_t * ctx);