B.6 Modular Arithmetic: Friend Functions

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B.6 Modular Arithmetic: Friend Functions

 const LINT mod (const LINT& a,      const LINT& m); 

remainder b = mod (a, m);

 const LINT mod2 (const LINT& a,      const USHORT u); 

remainder modulo power of two 2u, b = mod (a, u);

 const int mequ (const LINT& a,      const LINT& b,      const LINT& m); 

comparison of a and b modulo m if (mequ (a, b, m)) ...

 const LINT madd (const LINT& a,      const LINT& b,      const LINT& m); 

modular addition, c = madd (a, b, m);

 const LINT msub (const LINT& a,      const LINT& b,      const LINT& m); 

modular subtraction, c = msub(a, b, m);

 const LINT mmul (const LINT& a,      const LINT& b,      const LINT& m); 

modular multiplication, c = mmul (a, b, m);

 const LINT msqr (const LINT& a,      const LINT& m); 

modular squaring, c = msqr (a, m);

 const LINT mexp (const LINT& a,      const LINT& e,      const LINT& m); 

modular exponentiation with Montgomery reduction for odd modulus m, c = mexp (a, e, m);

 const LINT mexp (const USHORT u,      const LINT& e,      const LINT& m); 

modular exponentiation with USHORT base, Montgomery reduction for odd modulus m, c = mexp (u, e, m);

 const LINT mexp (const LINT& a,      const USHORT u,      const LINT& m); 

modular exponentiation with USHORT exponent, Montgomery reduction for odd modulus m, c = mexp (a, u, m);

 const LINT mexp5m (const LINT& a,      const LINT& e,      const LINT& m); 

modular exponentiation with Montgomery reduction, only for odd modulus m, c = mexp5m (a, e, m);

 const LINT mexpkm (const LINT& a,      const LINT& b,      const LINT& m); 

modular exponentiation with Montgomery reduction, only for odd modulus m, c = mexpkm (a, e, m);

 const LINT mexp2 (const LINT& a,      const USHORT u,      const LINT& m); 

modular exponentiation with power of two exponent 2u, c = mexp2 (a, u, m);


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Cryptography in C and C++
Cryptography in C and C++
ISBN: 189311595X
EAN: 2147483647
Year: 2001
Pages: 127

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