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45 lines
1.7 KiB
C
45 lines
1.7 KiB
C
//======================================================================
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// IRIS-SUBPモニタプログラム Blowfish関数
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//======================================================================
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#ifndef _IRIS_SUBP_BLOWFISH_H
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#define _IRIS_SUBP_BLOWFISH_H
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#include "IrisSubpMonTarget.h"
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typedef struct {
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unsigned int P[16 + 2];
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unsigned int S[4][256];
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} BLOWFISH_CTX;
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void InitBlowfish(BLOWFISH_CTX *ctx, const unsigned char *key, int keyLen);
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void EncryptByBlowfish(const BLOWFISH_CTX *ctx, unsigned int *xl, unsigned int *xr);
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void DecryptByBlowfish(const BLOWFISH_CTX *ctx, unsigned int *xl, unsigned int *xr);
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#ifndef DISABLE_SECURE_CODE
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void InitBlowfishFook(BLOWFISH_CTX *ctx, const unsigned char *key, int keyLen);
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void EncryptByBlowfishFook0(const BLOWFISH_CTX *ctx, unsigned int *xl, unsigned int *xr);
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void EncryptByBlowfishFook1(const BLOWFISH_CTX *ctx, unsigned int *x);
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void EncryptByBlowfishFook2(const BLOWFISH_CTX *ctx, unsigned int *x);
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void DecryptByBlowfishFook(const BLOWFISH_CTX *ctx, unsigned int *x);
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#else
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#define InitBlowfishFook() InitBlowfish()
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#define EncryptByBlowfishFook0(ctx, xl, xr) EncryptByBlowfish(ctx, xl, xr)
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#define EncryptByBlowfishFook1(ctx, x) EncryptByBlowfish(ctx, &(x)[1], &(x)[0])
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#define EncryptByBlowfishFook2(ctx, x) EncryptByBlowfish(ctx, &(x)[2], &(x)[1])
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#define DecryptByBlowfishFook(ctx, x) DecryptByBlowfish(ctx, &(x)[1], &(x)[0])
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#endif // DISABLE_SECURE_CODE
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#ifndef ENABLE_TEST_BLOWFISH
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extern const BLOWFISH_CTX blowfishInitTable; // 初期化テーブル
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#else
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extern const BLOWFISH_CTX blowfishTestTable; // （テスト版）
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#endif // ENABLE_TEST_BLOWFISH
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#endif // _IRIS_SUBP_BLOWFISH_H
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