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94ec8c6b | 1 | #ifndef _RIJNDAEL_H_ |
2 | #define _RIJNDAEL_H_ | |
3 | ||
4 | /* 1. Standard types for AES cryptography source code */ | |
5 | ||
6 | typedef u_int8_t u1byte; /* an 8 bit unsigned character type */ | |
7 | typedef u_int16_t u2byte; /* a 16 bit unsigned integer type */ | |
8 | typedef u_int32_t u4byte; /* a 32 bit unsigned integer type */ | |
9 | ||
10 | typedef int8_t s1byte; /* an 8 bit signed character type */ | |
11 | typedef int16_t s2byte; /* a 16 bit signed integer type */ | |
12 | typedef int32_t s4byte; /* a 32 bit signed integer type */ | |
13 | ||
14 | typedef struct _rijndael_ctx { | |
15 | u4byte k_len; | |
16 | int decrypt; | |
17 | u4byte e_key[64]; | |
18 | u4byte d_key[64]; | |
19 | } rijndael_ctx; | |
20 | ||
21 | ||
22 | /* 2. Standard interface for AES cryptographic routines */ | |
23 | ||
24 | /* These are all based on 32 bit unsigned values and will therefore */ | |
25 | /* require endian conversions for big-endian architectures */ | |
26 | ||
27 | rijndael_ctx *rijndael_set_key __P((rijndael_ctx *, const u4byte *, u4byte, int)); | |
28 | void rijndael_encrypt __P((rijndael_ctx *, const u4byte *, u4byte *)); | |
29 | void rijndael_decrypt __P((rijndael_ctx *, const u4byte *, u4byte *)); | |
30 | ||
31 | #endif /* _RIJNDAEL_H_ */ |