62 lines
1.4 KiB
C
62 lines
1.4 KiB
C
|
#ifndef __AES_H__
|
|||
|
|
#define __AES_H__
|
|||
|
|
|
|||
|
|
#ifdef __cplusplus
|
|||
|
|
|
|||
|
|
extern "C"
|
|||
|
|
{
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
#define AES_MIN_KEY_SIZE 16
|
|||
|
|
#define AES_MAX_KEY_SIZE 32
|
|||
|
|
|
|||
|
|
#define AES_BLOCK_SIZE 16
|
|||
|
|
|
|||
|
|
typedef unsigned char u8;
|
|||
|
|
typedef signed char s8;
|
|||
|
|
typedef signed short s16;
|
|||
|
|
typedef unsigned short u16;
|
|||
|
|
typedef signed int s32;
|
|||
|
|
typedef unsigned int u32;
|
|||
|
|
typedef signed long long s64;
|
|||
|
|
typedef unsigned long long u64;
|
|||
|
|
typedef u16 __le16;
|
|||
|
|
typedef u32 __le32;
|
|||
|
|
|
|||
|
|
#define E_KEY (&ctx->buf[0])
|
|||
|
|
#define D_KEY (&ctx->buf[60])
|
|||
|
|
#define le32_to_cpu
|
|||
|
|
#define cpu_to_le32
|
|||
|
|
|
|||
|
|
struct aes_ctx
|
|||
|
|
{
|
|||
|
|
int key_length;
|
|||
|
|
u32 buf[120];
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
|
|||
|
|
void gen_tabs (void);
|
|||
|
|
|
|||
|
|
int aes_set_key(struct aes_ctx * ctx, const u8 *in_key, unsigned int key_len);
|
|||
|
|
|
|||
|
|
void aes_encrypt(struct aes_ctx * ctx, u8 *out, const u8 *in);
|
|||
|
|
|
|||
|
|
void aes_decrypt(struct aes_ctx * ctx, u8 *out, const u8 *in);
|
|||
|
|
|
|||
|
|
int AesEncrypt(struct aes_ctx * ctx,unsigned char* in, unsigned char* result, int len);
|
|||
|
|
|
|||
|
|
int AesDecrypt(struct aes_ctx * ctx,unsigned char* in,unsigned char* result);
|
|||
|
|
|
|||
|
|
/* 如果out为null则返回加密缓冲区需要的字节长度，否则返回加密后实际使用out的字节长度 */
|
|||
|
|
s64 _AESEncrypt(struct aes_ctx *ctx, char* out, const char* in, s64 inlen);
|
|||
|
|
|
|||
|
|
/* 成功返回0，否则返回非0值 */
|
|||
|
|
int _AESDecrypt(struct aes_ctx *ctx, char* out, const char* in, s64 inlen);
|
|||
|
|
|
|||
|
|
#ifdef __cplusplus
|
|||
|
|
}
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
#endif
|
|||
|
|
|