1 #ifndef _GPXE_ARC4_H 2 #define _GPXE_ARC4_H 3 4 FILE_LICENCE ( GPL2_OR_LATER ); 5 6 struct cipher_algorithm; 7 8 #include <stdint.h> 9 10 struct arc4_ctx { 11 int i, j; 12 u8 state[256]; 13 }; 14 15 #define ARC4_CTX_SIZE sizeof ( struct arc4_ctx ) 16 17 extern struct cipher_algorithm arc4_algorithm; 18 19 void arc4_skip ( const void *key, size_t keylen, size_t skip, 20 const void *src, void *dst, size_t msglen ); 21 22 #endif /* _GPXE_ARC4_H */ 23
