From 15dfcf5abaacb3885859dcbe5fa2c29cf259cb0d Mon Sep 17 00:00:00 2001 From: "Nicolas \"Pixel\" Noble" Date: Fri, 30 May 2014 01:42:36 -0700 Subject: Hardened Base64, making tomcrypt to properly generate secure random numbers under windows, and ditched tomcryptmath for tommath. --- src/BigInt.cc | 220 ++++++++++++++++++++++++++++++++++++++-------------------- 1 file changed, 145 insertions(+), 75 deletions(-) (limited to 'src/BigInt.cc') diff --git a/src/BigInt.cc b/src/BigInt.cc index 8ec1b12..0df2e14 100644 --- a/src/BigInt.cc +++ b/src/BigInt.cc @@ -1,6 +1,6 @@ #include #include -#include "tomcrypt.h" +#include "tommath.h" #include "BigInt.h" #include "Main.h" @@ -10,10 +10,7 @@ class InitMP : public Balau::AtStart { public: InitMP() : AtStart(20) { } void doStart() { - ltc_mp = ltm_desc; - IAssert(!m_initialized, "doStart should only be called once."); m_initialized = true; - static Balau::BigInt s2p32; s2p32.set2expt(32); m_2p32 = &s2p32; @@ -33,13 +30,23 @@ static InitMP s_MP; Balau::BigInt::BigInt() throw (GeneralException) { AAssert(s_MP.initialized(), "You can't statically declare a BigInt."); - if (mp_init(&m_bi) != CRYPT_OK) + + m_bi = calloc(1, sizeof(mp_int)); + if (m_bi == NULL) + throw GeneralException("Unable to allocate "); + + if (mp_init((mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_init"); } Balau::BigInt::BigInt(const BigInt & v) throw (GeneralException) { AAssert(s_MP.initialized(), "You can't statically declare a BigInt."); - if (mp_init_copy(&m_bi, v.m_bi) != CRYPT_OK) + + m_bi = calloc(1, sizeof(mp_int)); + if (m_bi == NULL) + throw GeneralException("Unable to allocate "); + + if (mp_init_copy((mp_int *)m_bi, (mp_int *)v.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_init_copy"); } @@ -51,7 +58,8 @@ Balau::BigInt::BigInt(BigInt && v) { Balau::BigInt::~BigInt() { if (!m_bi) return; - mp_clear(m_bi); + mp_clear((mp_int *) m_bi); + free(m_bi); m_bi = NULL; } @@ -59,7 +67,7 @@ Balau::BigInt & Balau::BigInt::operator=(const BigInt & v) throw (GeneralExcepti if (&v == this) return *this; - if (mp_copy(v.m_bi, m_bi) != CRYPT_OK) + if (mp_copy((mp_int *) v.m_bi, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_init_copy"); return *this; @@ -69,10 +77,10 @@ void Balau::BigInt::set(uint64_t v) throw (GeneralException) { uint32_t low = v & 0xffffffff; uint32_t high = v >> 32; if (high == 0) { - if (mp_set_int(m_bi, low) != CRYPT_OK) + if (mp_set_int((mp_int *) m_bi, low) != MP_OKAY) throw GeneralException("Error while calling mp_set_init"); } else { - if (mp_set_int(m_bi, high) != CRYPT_OK) + if (mp_set_int((mp_int *) m_bi, high) != MP_OKAY) throw GeneralException("Error while calling mp_set_init"); operator*=(s_MP.get2p32()); operator+=(low); @@ -90,7 +98,7 @@ void Balau::BigInt::set(int64_t v) { } void Balau::BigInt::set(uint32_t v) throw (GeneralException) { - if (mp_set_int(m_bi, v) != CRYPT_OK) + if (mp_set_int((mp_int *) m_bi, v) != MP_OKAY) throw GeneralException("Error while calling mp_set_init"); } @@ -112,7 +120,7 @@ void Balau::BigInt::set(double v) throw (GeneralException) { int e; f = frexp(v, &e); - if (mp_set_int(m_bi, 0) != CRYPT_OK) + if (mp_set_int((mp_int *) m_bi, 0) != MP_OKAY) throw GeneralException("Error while calling mp_set_init"); for (e -= 1.0; e > 0.0; e -= 1.0) { @@ -126,126 +134,152 @@ void Balau::BigInt::set(double v) throw (GeneralException) { } void Balau::BigInt::set(const String & v, int radix) throw (GeneralException) { - if (mp_read_radix(m_bi, v.to_charp(), radix) != CRYPT_OK) + if (mp_read_radix((mp_int *) m_bi, v.to_charp(), radix) != MP_OKAY) throw GeneralException("Error while calling mp_read_radix"); } void Balau::BigInt::set2expt(int i) throw (GeneralException) { - if (mp_2expt(m_bi, i) != CRYPT_OK) + if (mp_2expt((mp_int *) m_bi, i) != MP_OKAY) throw GeneralException("Error while calling mp_2expt"); } +static unsigned long get_digit(void * a, int n) { + mp_int * A = (mp_int *) a; + return (n >= A->used || n < 0) ? 0 : A->dp[n]; +} + uint64_t Balau::BigInt::to_uint64() const throw (GeneralException) { - if (mp_count_bits(m_bi) > 64) + if (mp_count_bits((mp_int *) m_bi) > 64) throw GeneralException("BigInt too big to fit in a uint64"); uint64_t v = 0; int shift = 0; int digit = 0; while (shift <= 64) { - v |= mp_get_digit(m_bi, digit++) << shift; + v |= get_digit(m_bi, digit++) << shift; shift += MP_DIGIT_BIT; } return v; } int64_t Balau::BigInt::to_int64() const throw (GeneralException) { - if (mp_count_bits(m_bi) > 63) + if (mp_count_bits((mp_int *) m_bi) > 63) throw GeneralException("BigInt too big to fit in a int64"); int64_t v = 0; int shift = 0; int digit = 0; while (shift <= 63) { - v |= mp_get_digit(m_bi, digit++) << shift; + v |= get_digit(m_bi, digit++) << shift; shift += MP_DIGIT_BIT; } return comp(0) == LT ? -v : v; } uint32_t Balau::BigInt::to_uint32() const throw (GeneralException) { - if (mp_count_bits(m_bi) > 32) + if (mp_count_bits((mp_int *) m_bi) > 32) throw GeneralException("BigInt too big to fit in a uint32"); uint64_t v = 0; int shift = 0; int digit = 0; while (shift <= 32) { - v |= mp_get_digit(m_bi, digit++) << shift; + v |= get_digit(m_bi, digit++) << shift; shift += MP_DIGIT_BIT; } return v; } int32_t Balau::BigInt::to_int32() const throw (GeneralException) { - if (mp_count_bits(m_bi) > 31) + if (mp_count_bits((mp_int *) m_bi) > 31) throw GeneralException("BigInt too big to fit in a uint32"); int64_t v = 0; int shift = 0; int digit = 0; while (shift <= 31) { - v |= mp_get_digit(m_bi, digit++) << shift; + v |= get_digit(m_bi, digit++) << shift; shift += MP_DIGIT_BIT; } return comp(0) == LT ? -v : v; } +Balau::BigInt Balau::BigInt::operator^(const BigInt & a) const throw (GeneralException) { + BigInt r; + if (mp_xor((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) r.m_bi) != MP_OKAY) + throw GeneralException("Error while calling mp_xor"); + return r; +} + +Balau::BigInt Balau::BigInt::operator|(const BigInt & a) const throw (GeneralException) { + BigInt r; + if (mp_or((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) r.m_bi) != MP_OKAY) + throw GeneralException("Error while calling mp_or"); + return r; +} + +Balau::BigInt Balau::BigInt::operator&(const BigInt & a) const throw (GeneralException) { + BigInt r; + if (mp_and((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) r.m_bi) != MP_OKAY) + throw GeneralException("Error while calling mp_and"); + return r; +} + Balau::BigInt Balau::BigInt::operator+(unsigned int i) const throw (GeneralException) { BigInt r; - if (mp_add_d(m_bi, i, r.m_bi) != CRYPT_OK) + if (mp_add_d((mp_int *) m_bi, i, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_add_d"); return r; } Balau::BigInt Balau::BigInt::operator+(const BigInt & a) const throw (GeneralException) { BigInt r; - if (mp_add(m_bi, a.m_bi, r.m_bi) != CRYPT_OK) + if (mp_add((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_add"); return r; } Balau::BigInt Balau::BigInt::operator-(unsigned int i) const throw (GeneralException) { BigInt r; - if (mp_sub_d(m_bi, i, r.m_bi) != CRYPT_OK) + if (mp_sub_d((mp_int *) m_bi, i, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_sub_d"); return r; } Balau::BigInt Balau::BigInt::operator-(const BigInt & a) const throw (GeneralException) { BigInt r; - if (mp_sub(m_bi, a.m_bi, r.m_bi) != CRYPT_OK) + if (mp_sub((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_sub"); return r; } Balau::BigInt Balau::BigInt::operator*(unsigned int i) const throw (GeneralException) { BigInt r; - if (mp_mul_d(m_bi, i, r.m_bi) != CRYPT_OK) + if (mp_mul_d((mp_int *) m_bi, i, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_mul_d"); return r; } Balau::BigInt Balau::BigInt::operator*(const BigInt & a) const throw (GeneralException) { BigInt r; - if (mp_mul(m_bi, a.m_bi, r.m_bi) != CRYPT_OK) + if (mp_mul((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_mul"); return r; } Balau::BigInt Balau::BigInt::operator/(const BigInt & a) const throw (GeneralException) { BigInt r; - if (mp_div(m_bi, a.m_bi, r.m_bi, NULL) != CRYPT_OK) + if (mp_div((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) r.m_bi, NULL) != MP_OKAY) throw GeneralException("Error while calling mp_div"); return r; } Balau::BigInt Balau::BigInt::operator%(const BigInt & a) const throw (GeneralException) { BigInt r; - if (mp_div(m_bi, a.m_bi, NULL, r.m_bi) != CRYPT_OK) + if (mp_div((mp_int *) m_bi, (mp_int *) a.m_bi, NULL, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_div"); return r; } Balau::BigInt Balau::BigInt::operator<<(unsigned int a) const throw (GeneralException) { BigInt r; - if (mp_mul_d(m_bi, 1 << a, r.m_bi) != CRYPT_OK) + if (mp_mul_d((mp_int *) m_bi, 1 << a, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_div"); return *this; } @@ -256,56 +290,76 @@ Balau::BigInt Balau::BigInt::operator>>(unsigned int a) const { return operator/(s); } +Balau::BigInt & Balau::BigInt::operator^=(const BigInt & a) throw (GeneralException) { + if (mp_xor((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) m_bi) != MP_OKAY) + throw GeneralException("Error while calling mp_xor"); + return *this; +} + +Balau::BigInt & Balau::BigInt::operator|=(const BigInt & a) throw (GeneralException) { + BigInt r; + if (mp_or((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) m_bi) != MP_OKAY) + throw GeneralException("Error while calling mp_or"); + return *this; +} + +Balau::BigInt & Balau::BigInt::operator&=(const BigInt & a) throw (GeneralException) { + BigInt r; + if (mp_and((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) m_bi) != MP_OKAY) + throw GeneralException("Error while calling mp_and"); + return *this; +} + Balau::BigInt & Balau::BigInt::operator+=(unsigned int i) throw (GeneralException) { - if (mp_add_d(m_bi, i, m_bi) != CRYPT_OK) + if (mp_add_d((mp_int *) m_bi, i, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_add_d"); return *this; } Balau::BigInt & Balau::BigInt::operator+=(const BigInt & a) throw (GeneralException) { - if (mp_add(m_bi, a.m_bi, m_bi) != CRYPT_OK) + if (mp_add((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_add"); return *this; } Balau::BigInt & Balau::BigInt::operator-=(unsigned int i) throw (GeneralException) { - if (mp_sub_d(m_bi, i, m_bi) != CRYPT_OK) + if (mp_sub_d((mp_int *) m_bi, i, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_sub_d"); return *this; } Balau::BigInt & Balau::BigInt::operator-=(const BigInt & a) throw (GeneralException) { - if (mp_sub(m_bi, a.m_bi, m_bi) != CRYPT_OK) + if (mp_sub((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_sub"); return *this; } Balau::BigInt & Balau::BigInt::operator*=(unsigned int i) throw (GeneralException) { - if (mp_mul_d(m_bi, i, m_bi) != CRYPT_OK) + if (mp_mul_d((mp_int *) m_bi, i, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_mul_d"); return *this; } Balau::BigInt & Balau::BigInt::operator*=(const BigInt & a) throw (GeneralException) { - if (mp_mul(m_bi, a.m_bi, m_bi) != CRYPT_OK) + if (mp_mul((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_mul"); return *this; } Balau::BigInt & Balau::BigInt::operator/=(const BigInt & a) throw (GeneralException) { - if (mp_div(m_bi, a.m_bi, m_bi, NULL) != CRYPT_OK) + if (mp_div((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) m_bi, NULL) != MP_OKAY) throw GeneralException("Error while calling mp_div"); return *this; } Balau::BigInt & Balau::BigInt::operator%=(const BigInt & a) throw (GeneralException) { - if (mp_div(m_bi, a.m_bi, NULL, m_bi) != CRYPT_OK) + if (mp_div((mp_int *) m_bi, (mp_int *) a.m_bi, NULL, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_div"); return *this; } Balau::BigInt & Balau::BigInt::operator<<=(unsigned int a) throw (GeneralException) { - if (mp_mul_d(m_bi, 1 << a, m_bi) != CRYPT_OK) + if (mp_mul_d((mp_int *) m_bi, 1 << a, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_div"); return *this; } @@ -344,52 +398,52 @@ Balau::BigInt Balau::BigInt::operator--(int) { Balau::BigInt Balau::BigInt::neg() const throw (GeneralException) { BigInt r; - if (mp_neg(m_bi, r.m_bi) != CRYPT_OK) + if (mp_neg((mp_int *) m_bi, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_neg"); return r; } Balau::BigInt & Balau::BigInt::do_neg() throw (GeneralException) { - if (mp_neg(m_bi, m_bi) != CRYPT_OK) + if (mp_neg((mp_int *) m_bi, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_neg"); return *this; } Balau::BigInt Balau::BigInt::sqrt() const throw (GeneralException) { BigInt r; - if (mp_sqr(m_bi, r.m_bi) != CRYPT_OK) + if (mp_sqr((mp_int *) m_bi, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_sqr"); return r; } Balau::BigInt & Balau::BigInt::do_sqrt() throw (GeneralException) { - if (mp_sqr(m_bi, m_bi) != CRYPT_OK) + if (mp_sqr((mp_int *) m_bi, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_sqr"); return *this; } Balau::BigInt Balau::BigInt::gcd(const BigInt & a) const throw (GeneralException) { BigInt r; - if (mp_gcd(m_bi, a.m_bi, r.m_bi) != CRYPT_OK) + if (mp_gcd((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_gcd"); return r; } Balau::BigInt Balau::BigInt::lcm(const BigInt & a) const throw (GeneralException) { BigInt r; - if (mp_lcm(m_bi, a.m_bi, r.m_bi) != CRYPT_OK) + if (mp_lcm((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_lcm"); return r; } Balau::BigInt::comp_t Balau::BigInt::comp(const BigInt & a) const throw (GeneralException) { - int r = mp_cmp(m_bi, a.m_bi); + int r = mp_cmp((mp_int *) m_bi, (mp_int *) a.m_bi); switch (r) { - case LTC_MP_LT: + case MP_LT: return LT; - case LTC_MP_GT: + case MP_GT: return GT; - case LTC_MP_EQ: + case MP_EQ: return EQ; default: throw GeneralException("Unknown result from mp_cmp"); @@ -397,13 +451,13 @@ Balau::BigInt::comp_t Balau::BigInt::comp(const BigInt & a) const throw (General } Balau::BigInt::comp_t Balau::BigInt::comp(unsigned int a) const throw (GeneralException) { - int r = mp_cmp_d(m_bi, a); + int r = mp_cmp_d((mp_int *) m_bi, a); switch (r) { - case LTC_MP_LT: + case MP_LT: return LT; - case LTC_MP_GT: + case MP_GT: return GT; - case LTC_MP_EQ: + case MP_EQ: return EQ; default: throw GeneralException("Unknown result from mp_cmp_d"); @@ -472,117 +526,133 @@ bool Balau::BigInt::operator>(unsigned int a) const { Balau::BigInt Balau::BigInt::modadd(const BigInt & a, const BigInt & m) const throw (GeneralException) { BigInt r; - if (mp_addmod(m_bi, a.m_bi, m.m_bi, r.m_bi) != CRYPT_OK) + if (mp_addmod((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) m.m_bi, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_addmod"); return r; } Balau::BigInt Balau::BigInt::modsub(const BigInt & a, const BigInt & m) const throw (GeneralException) { BigInt r; - if (mp_submod(m_bi, a.m_bi, m.m_bi, r.m_bi) != CRYPT_OK) + if (mp_submod((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) m.m_bi, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_submod"); return r; } Balau::BigInt Balau::BigInt::modmul(const BigInt & a, const BigInt & m) const throw (GeneralException) { BigInt r; - if (mp_mulmod(m_bi, a.m_bi, m.m_bi, r.m_bi) != CRYPT_OK) + if (mp_mulmod((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) m.m_bi, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_mulmod"); return r; } Balau::BigInt Balau::BigInt::modsqr(const BigInt & m) const throw (GeneralException) { BigInt r; - if (mp_sqrmod(m_bi, m.m_bi, r.m_bi) != CRYPT_OK) + if (mp_sqrmod((mp_int *) m_bi, (mp_int *) m.m_bi, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_sqrmod"); return r; } Balau::BigInt Balau::BigInt::modinv(const BigInt & m) const throw (GeneralException) { BigInt r; - if (mp_invmod(m_bi, m.m_bi, r.m_bi) != CRYPT_OK) + if (mp_invmod((mp_int *) m_bi, (mp_int *) m.m_bi, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_invmod"); return r; } Balau::BigInt Balau::BigInt::modpow(const BigInt & a, const BigInt & m) const throw (GeneralException) { BigInt r; - if (mp_exptmod(m_bi, a.m_bi, m.m_bi, r.m_bi) != CRYPT_OK) + if (mp_exptmod((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) m.m_bi, (mp_int *) r.m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_exptmod"); return r; } Balau::BigInt & Balau::BigInt::do_modadd(const BigInt & a, const BigInt & m) throw (GeneralException) { - if (mp_addmod(m_bi, a.m_bi, m.m_bi, m_bi) != CRYPT_OK) + if (mp_addmod((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) m.m_bi, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_addmod"); return *this; } Balau::BigInt & Balau::BigInt::do_modsub(const BigInt & a, const BigInt & m) throw (GeneralException) { - if (mp_submod(m_bi, a.m_bi, m.m_bi, m_bi) != CRYPT_OK) + if (mp_submod((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) m.m_bi, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_submod"); return *this; } Balau::BigInt & Balau::BigInt::do_modmul(const BigInt & a, const BigInt & m) throw (GeneralException) { - if (mp_mulmod(m_bi, a.m_bi, m.m_bi, m_bi) != CRYPT_OK) + if (mp_mulmod((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) m.m_bi, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_mulmod"); return *this; } Balau::BigInt & Balau::BigInt::do_modsqr(const BigInt & m) throw (GeneralException) { - if (mp_sqrmod(m_bi, m.m_bi, m_bi) != CRYPT_OK) + if (mp_sqrmod((mp_int *) m_bi, (mp_int *) m.m_bi, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_sqrmod"); return *this; } Balau::BigInt & Balau::BigInt::do_modinv(const BigInt & m) throw (GeneralException) { - if (mp_invmod(m_bi, m.m_bi, m_bi) != CRYPT_OK) + if (mp_invmod((mp_int *) m_bi, (mp_int *) m.m_bi, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_invmod"); return *this; } Balau::BigInt & Balau::BigInt::do_modpow(const BigInt & a, const BigInt & m) throw (GeneralException) { - if (mp_exptmod(m_bi, a.m_bi, m.m_bi, m_bi) != CRYPT_OK) + if (mp_exptmod((mp_int *) m_bi, (mp_int *) a.m_bi, (mp_int *) m.m_bi, (mp_int *) m_bi) != MP_OKAY) throw GeneralException("Error while calling mp_exptmod"); return *this; } bool Balau::BigInt::isPrime() const throw (GeneralException) { int r = 0; - if (mp_prime_is_prime(m_bi, NULL, &r) != CRYPT_OK) + if (mp_prime_is_prime((mp_int *) m_bi, NULL, &r) != MP_OKAY) throw GeneralException("Error while calling mp_prime_is_prime"); - return r == LTC_MP_YES; + return r == MP_YES; } size_t Balau::BigInt::exportSize() const { - return mp_unsigned_bin_size(m_bi) + 1; + return mp_unsigned_bin_size((mp_int *) m_bi) + 1; +} + +size_t Balau::BigInt::exportUSize() const { + return mp_unsigned_bin_size((mp_int *) m_bi); } void Balau::BigInt::exportBin(void * _buf) const throw (GeneralException) { unsigned char * buf = (unsigned char *) _buf; buf[0] = comp(0) == LT ? 0xff : 0; - if (mp_to_unsigned_bin(m_bi, buf + 1) != CRYPT_OK) + if (mp_to_unsigned_bin((mp_int *) m_bi, buf + 1) != MP_OKAY) + throw GeneralException("Error while calling mp_to_unsigned_bin"); +} + +void Balau::BigInt::exportUBin(void * _buf) const throw (GeneralException) { + unsigned char * buf = (unsigned char *)_buf; + if (mp_to_unsigned_bin((mp_int *) m_bi, buf) != MP_OKAY) throw GeneralException("Error while calling mp_to_unsigned_bin"); } void Balau::BigInt::importBin(const void * _buf, size_t size) throw (GeneralException) { unsigned char * buf = (unsigned char *) _buf; bool isNeg = buf[0] != 0; - if (mp_read_unsigned_bin(m_bi, buf + 1, size - 1) != CRYPT_OK) + if (mp_read_unsigned_bin((mp_int *) m_bi, buf + 1, size - 1) != MP_OKAY) throw GeneralException("Error while calling mp_read_unsigned_bin"); if (isNeg) do_neg(); } +void Balau::BigInt::importUBin(const void * _buf, size_t size) throw (GeneralException) { + unsigned char * buf = (unsigned char *)_buf; + if (mp_read_unsigned_bin((mp_int *) m_bi, buf, size) != MP_OKAY) + throw GeneralException("Error while calling mp_read_unsigned_bin"); +} + Balau::String Balau::BigInt::toString(int radix) const { - char * out = (char *) alloca(mp_count_bits(m_bi) / (radix >= 10 ? 3 : 1) + 3); - mp_toradix(m_bi, out, radix); + char * out = (char *) alloca(mp_count_bits((mp_int *) m_bi) / (radix >= 10 ? 3 : 1) + 3); + mp_toradix((mp_int *) m_bi, out, radix); return String(out); } char * Balau::BigInt::makeString(int radix) const { - char * out = (char *) malloc(mp_count_bits(m_bi) / (radix >= 10 ? 3 : 1) + 3); - mp_toradix(m_bi, out, radix); + char * out = (char *) malloc(mp_count_bits((mp_int *) m_bi) / (radix >= 10 ? 3 : 1) + 3); + mp_toradix((mp_int *) m_bi, out, radix); return out; } -- cgit v1.2.3