Modular exponentiation
@param a The base integer
@param b The power (can be negative) integer
@param c The modulus integer
@param d The destination
@return CRYPT_OK on success
structltc_math_descriptor
intfunction(void* a, void* b, void* c, void* d) nothrowexptmod;
Modular exponentiation @param a The base integer @param b The power (can be negative) integer @param c The modulus integer @param d The destination @return CRYPT_OK on success