diff options
Diffstat (limited to 'src/lib/ffi/ffi.h')
| -rw-r--r-- | src/lib/ffi/ffi.h | 76 |
1 files changed, 53 insertions, 23 deletions
diff --git a/src/lib/ffi/ffi.h b/src/lib/ffi/ffi.h index 661368c18..3d62bb8c0 100644 --- a/src/lib/ffi/ffi.h +++ b/src/lib/ffi/ffi.h @@ -464,46 +464,66 @@ BOTAN_DLL int botan_mp_init(botan_mp_t* mp); BOTAN_DLL int botan_mp_destroy(botan_mp_t mp); // writes botan_mp_num_bytes(mp)*2 + 1 bytes to out[] -BOTAN_DLL int botan_mp_to_hex(botan_mp_t mp, char* out); -BOTAN_DLL int botan_mp_to_str(botan_mp_t mp, uint8_t base, char* out, size_t* out_len); +BOTAN_DLL int botan_mp_to_hex(const botan_mp_t mp, char* out); +BOTAN_DLL int botan_mp_to_str(const botan_mp_t mp, uint8_t base, char* out, size_t* out_len); + +BOTAN_DLL int botan_mp_clear(botan_mp_t mp); BOTAN_DLL int botan_mp_set_from_int(botan_mp_t mp, int initial_value); -BOTAN_DLL int botan_mp_set_from_mp(botan_mp_t dest, botan_mp_t source); +BOTAN_DLL int botan_mp_set_from_mp(botan_mp_t dest, const botan_mp_t source); BOTAN_DLL int botan_mp_set_from_str(botan_mp_t dest, const char* str); +BOTAN_DLL int botan_mp_set_from_radix_str(botan_mp_t dest, const char* str, size_t radix); -BOTAN_DLL int botan_mp_num_bits(botan_mp_t n, size_t* bits); -BOTAN_DLL int botan_mp_num_bytes(botan_mp_t n, size_t* bytes); +BOTAN_DLL int botan_mp_num_bits(const botan_mp_t n, size_t* bits); +BOTAN_DLL int botan_mp_num_bytes(const botan_mp_t n, size_t* bytes); // Writes botan_mp_num_bytes(mp) to vec -BOTAN_DLL int botan_mp_to_bin(botan_mp_t mp, uint8_t vec[]); -BOTAN_DLL int botan_mp_from_bin(botan_mp_t mp, const uint8_t vec[], size_t vec_len); +BOTAN_DLL int botan_mp_to_bin(const botan_mp_t mp, uint8_t vec[]); +BOTAN_DLL int botan_mp_from_bin(const botan_mp_t mp, const uint8_t vec[], size_t vec_len); + +BOTAN_DLL int botan_mp_to_uint32(const botan_mp_t mp, uint32_t* val); + +/** +* Return true iff mp is greater than 0 +*/ +BOTAN_DLL int botan_mp_is_positive(const botan_mp_t mp); + +/** +* Return true iff mp is less than 0 +*/ +BOTAN_DLL int botan_mp_is_negative(const botan_mp_t mp); -BOTAN_DLL int botan_mp_is_negative(botan_mp_t mp); BOTAN_DLL int botan_mp_flip_sign(botan_mp_t mp); +//BOTAN_DLL int botan_mp_set_negative(botan_mp_t mp); -BOTAN_DLL int botan_mp_add(botan_mp_t result, botan_mp_t x, botan_mp_t y); -BOTAN_DLL int botan_mp_sub(botan_mp_t result, botan_mp_t x, botan_mp_t y); -BOTAN_DLL int botan_mp_mul(botan_mp_t result, botan_mp_t x, botan_mp_t y); +BOTAN_DLL int botan_mp_is_zero(const botan_mp_t mp); +BOTAN_DLL int botan_mp_is_odd(const botan_mp_t mp); +BOTAN_DLL int botan_mp_is_even(const botan_mp_t mp); + +BOTAN_DLL int botan_mp_add(botan_mp_t result, const botan_mp_t x, const botan_mp_t y); +BOTAN_DLL int botan_mp_sub(botan_mp_t result, const botan_mp_t x, const botan_mp_t y); +BOTAN_DLL int botan_mp_mul(botan_mp_t result, const botan_mp_t x, const botan_mp_t y); BOTAN_DLL int botan_mp_div(botan_mp_t quotient, botan_mp_t remainder, - botan_mp_t x, botan_mp_t y); + const botan_mp_t x, const botan_mp_t y); -BOTAN_DLL int botan_mp_mod_mul(botan_mp_t result, botan_mp_t x, botan_mp_t y, botan_mp_t mod); +BOTAN_DLL int botan_mp_mod_mul(botan_mp_t result, const botan_mp_t x, + const botan_mp_t y, const botan_mp_t mod); /* * Returns 0 if x != y * Returns 1 if x == y * Returns negative number on error */ -BOTAN_DLL int botan_mp_equal(botan_mp_t x, botan_mp_t y); +BOTAN_DLL int botan_mp_equal(const botan_mp_t x, const botan_mp_t y); /* * Sets *result to comparison result: * -1 if x < y, 0 if x == y, 1 if x > y * Returns negative number on error or zero on success */ -BOTAN_DLL int botan_mp_cmp(int* result, botan_mp_t x, botan_mp_t y); +BOTAN_DLL int botan_mp_cmp(int* result, const botan_mp_t x, const botan_mp_t y); /* * Swap two botan_mp_t @@ -511,33 +531,43 @@ BOTAN_DLL int botan_mp_cmp(int* result, botan_mp_t x, botan_mp_t y); BOTAN_DLL int botan_mp_swap(botan_mp_t x, botan_mp_t y); // Return (base^exponent) % modulus -BOTAN_DLL int botan_mp_powmod(botan_mp_t out, botan_mp_t base, botan_mp_t exponent, botan_mp_t modulus); +BOTAN_DLL int botan_mp_powmod(botan_mp_t out, const botan_mp_t base, const botan_mp_t exponent, const botan_mp_t modulus); -BOTAN_DLL int botan_mp_lshift(botan_mp_t out, botan_mp_t in, size_t shift); -BOTAN_DLL int botan_mp_rshift(botan_mp_t out, botan_mp_t in, size_t shift); +BOTAN_DLL int botan_mp_lshift(botan_mp_t out, const botan_mp_t in, size_t shift); +BOTAN_DLL int botan_mp_rshift(botan_mp_t out, const botan_mp_t in, size_t shift); -BOTAN_DLL int botan_mp_mod_inverse(botan_mp_t out, botan_mp_t in, botan_mp_t modulus); +BOTAN_DLL int botan_mp_mod_inverse(botan_mp_t out, const botan_mp_t in, const botan_mp_t modulus); BOTAN_DLL int botan_mp_rand_bits(botan_mp_t rand_out, botan_rng_t rng, size_t bits); BOTAN_DLL int botan_mp_rand_range(botan_mp_t rand_out, botan_rng_t rng, - botan_mp_t lower_bound, botan_mp_t upper_bound); + const botan_mp_t lower_bound, const botan_mp_t upper_bound); -BOTAN_DLL int botan_mp_gcd(botan_mp_t out, botan_mp_t x, botan_mp_t y); +BOTAN_DLL int botan_mp_gcd(botan_mp_t out, const botan_mp_t x, const botan_mp_t y); /** * Returns 0 if n is not prime * Returns 1 if n is prime * Returns negative number on error */ -BOTAN_DLL int botan_mp_is_prime(botan_mp_t n, botan_rng_t rng, size_t test_prob); +BOTAN_DLL int botan_mp_is_prime(const botan_mp_t n, botan_rng_t rng, size_t test_prob); /** * Returns 0 if specified bit of n is not set * Returns 1 if specified bit of n is set * Returns negative number on error */ -BOTAN_DLL int botan_mp_bit_set(botan_mp_t n, size_t bit); +BOTAN_DLL int botan_mp_get_bit(const botan_mp_t n, size_t bit); + +/** +* Set the specified bit +*/ +BOTAN_DLL int botan_mp_set_bit(botan_mp_t n, size_t bit); + +/** +* Clear the specified bit +*/ +BOTAN_DLL int botan_mp_clear_bit(botan_mp_t n, size_t bit); /* Bcrypt password hashing */ |