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17 lines
823 B
17 lines
823 B
struct BenalohData
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{
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DWORD N; /* length of modulus */
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LPDWORD M; /* a multiple of modulus, with highest bit set */
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LPDWORD U; /* base**(N+1) mod modulus */
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LPDWORD V; /* modulus - U */
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LPDWORD product;
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};
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BOOL BenalohSetup(struct BenalohData *context, LPDWORD M, DWORD N);
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void BenalohTeardown(struct BenalohData *context);
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void BenalohMod(struct BenalohData *context, LPDWORD T, LPDWORD X);
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void BenalohModSquare(struct BenalohData *context, LPDWORD A, LPDWORD B);
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void BenalohModMultiply(struct BenalohData *context, LPDWORD A, LPDWORD B, LPDWORD C);
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BOOL BenalohModExp(LPDWORD A, LPDWORD B, LPDWORD C, LPDWORD D, DWORD len);
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BOOL BenalohModRoot(LPDWORD M, LPDWORD C, LPDWORD PP, LPDWORD QQ, LPDWORD DP, LPDWORD DQ, LPDWORD CR, DWORD PSize);
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DWORD BenalohEstimateQuotient(DWORD a1, DWORD a2, DWORD m1);
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