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|
/* MIT License
*
* Copyright (c) 2016-2022 INRIA, CMU and Microsoft Corporation
* Copyright (c) 2022-2023 HACL* Contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef __internal_Hacl_Bignum25519_51_H
#define __internal_Hacl_Bignum25519_51_H
#if defined(__cplusplus)
extern "C" {
#endif
#include <string.h>
#include "krml/internal/types.h"
#include "krml/lowstar_endianness.h"
#include "krml/internal/target.h"
#include "internal/Hacl_Krmllib.h"
#include "Hacl_Krmllib.h"
static inline void
Hacl_Impl_Curve25519_Field51_fadd(uint64_t *out, uint64_t *f1, uint64_t *f2)
{
uint64_t f10 = f1[0U];
uint64_t f20 = f2[0U];
uint64_t f11 = f1[1U];
uint64_t f21 = f2[1U];
uint64_t f12 = f1[2U];
uint64_t f22 = f2[2U];
uint64_t f13 = f1[3U];
uint64_t f23 = f2[3U];
uint64_t f14 = f1[4U];
uint64_t f24 = f2[4U];
out[0U] = f10 + f20;
out[1U] = f11 + f21;
out[2U] = f12 + f22;
out[3U] = f13 + f23;
out[4U] = f14 + f24;
}
static inline void
Hacl_Impl_Curve25519_Field51_fsub(uint64_t *out, uint64_t *f1, uint64_t *f2)
{
uint64_t f10 = f1[0U];
uint64_t f20 = f2[0U];
uint64_t f11 = f1[1U];
uint64_t f21 = f2[1U];
uint64_t f12 = f1[2U];
uint64_t f22 = f2[2U];
uint64_t f13 = f1[3U];
uint64_t f23 = f2[3U];
uint64_t f14 = f1[4U];
uint64_t f24 = f2[4U];
out[0U] = f10 + (uint64_t)0x3fffffffffff68U - f20;
out[1U] = f11 + (uint64_t)0x3ffffffffffff8U - f21;
out[2U] = f12 + (uint64_t)0x3ffffffffffff8U - f22;
out[3U] = f13 + (uint64_t)0x3ffffffffffff8U - f23;
out[4U] = f14 + (uint64_t)0x3ffffffffffff8U - f24;
}
static inline void
Hacl_Impl_Curve25519_Field51_fmul(
uint64_t *out,
uint64_t *f1,
uint64_t *f2,
FStar_UInt128_uint128 *uu___)
{
KRML_HOST_IGNORE(uu___);
uint64_t f10 = f1[0U];
uint64_t f11 = f1[1U];
uint64_t f12 = f1[2U];
uint64_t f13 = f1[3U];
uint64_t f14 = f1[4U];
uint64_t f20 = f2[0U];
uint64_t f21 = f2[1U];
uint64_t f22 = f2[2U];
uint64_t f23 = f2[3U];
uint64_t f24 = f2[4U];
uint64_t tmp1 = f21 * (uint64_t)19U;
uint64_t tmp2 = f22 * (uint64_t)19U;
uint64_t tmp3 = f23 * (uint64_t)19U;
uint64_t tmp4 = f24 * (uint64_t)19U;
FStar_UInt128_uint128 o00 = FStar_UInt128_mul_wide(f10, f20);
FStar_UInt128_uint128 o10 = FStar_UInt128_mul_wide(f10, f21);
FStar_UInt128_uint128 o20 = FStar_UInt128_mul_wide(f10, f22);
FStar_UInt128_uint128 o30 = FStar_UInt128_mul_wide(f10, f23);
FStar_UInt128_uint128 o40 = FStar_UInt128_mul_wide(f10, f24);
FStar_UInt128_uint128 o01 = FStar_UInt128_add(o00, FStar_UInt128_mul_wide(f11, tmp4));
FStar_UInt128_uint128 o11 = FStar_UInt128_add(o10, FStar_UInt128_mul_wide(f11, f20));
FStar_UInt128_uint128 o21 = FStar_UInt128_add(o20, FStar_UInt128_mul_wide(f11, f21));
FStar_UInt128_uint128 o31 = FStar_UInt128_add(o30, FStar_UInt128_mul_wide(f11, f22));
FStar_UInt128_uint128 o41 = FStar_UInt128_add(o40, FStar_UInt128_mul_wide(f11, f23));
FStar_UInt128_uint128 o02 = FStar_UInt128_add(o01, FStar_UInt128_mul_wide(f12, tmp3));
FStar_UInt128_uint128 o12 = FStar_UInt128_add(o11, FStar_UInt128_mul_wide(f12, tmp4));
FStar_UInt128_uint128 o22 = FStar_UInt128_add(o21, FStar_UInt128_mul_wide(f12, f20));
FStar_UInt128_uint128 o32 = FStar_UInt128_add(o31, FStar_UInt128_mul_wide(f12, f21));
FStar_UInt128_uint128 o42 = FStar_UInt128_add(o41, FStar_UInt128_mul_wide(f12, f22));
FStar_UInt128_uint128 o03 = FStar_UInt128_add(o02, FStar_UInt128_mul_wide(f13, tmp2));
FStar_UInt128_uint128 o13 = FStar_UInt128_add(o12, FStar_UInt128_mul_wide(f13, tmp3));
FStar_UInt128_uint128 o23 = FStar_UInt128_add(o22, FStar_UInt128_mul_wide(f13, tmp4));
FStar_UInt128_uint128 o33 = FStar_UInt128_add(o32, FStar_UInt128_mul_wide(f13, f20));
FStar_UInt128_uint128 o43 = FStar_UInt128_add(o42, FStar_UInt128_mul_wide(f13, f21));
FStar_UInt128_uint128 o04 = FStar_UInt128_add(o03, FStar_UInt128_mul_wide(f14, tmp1));
FStar_UInt128_uint128 o14 = FStar_UInt128_add(o13, FStar_UInt128_mul_wide(f14, tmp2));
FStar_UInt128_uint128 o24 = FStar_UInt128_add(o23, FStar_UInt128_mul_wide(f14, tmp3));
FStar_UInt128_uint128 o34 = FStar_UInt128_add(o33, FStar_UInt128_mul_wide(f14, tmp4));
FStar_UInt128_uint128 o44 = FStar_UInt128_add(o43, FStar_UInt128_mul_wide(f14, f20));
FStar_UInt128_uint128 tmp_w0 = o04;
FStar_UInt128_uint128 tmp_w1 = o14;
FStar_UInt128_uint128 tmp_w2 = o24;
FStar_UInt128_uint128 tmp_w3 = o34;
FStar_UInt128_uint128 tmp_w4 = o44;
FStar_UInt128_uint128
l_ = FStar_UInt128_add(tmp_w0, FStar_UInt128_uint64_to_uint128((uint64_t)0U));
uint64_t tmp01 = FStar_UInt128_uint128_to_uint64(l_) & (uint64_t)0x7ffffffffffffU;
uint64_t c0 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_, (uint32_t)51U));
FStar_UInt128_uint128 l_0 = FStar_UInt128_add(tmp_w1, FStar_UInt128_uint64_to_uint128(c0));
uint64_t tmp11 = FStar_UInt128_uint128_to_uint64(l_0) & (uint64_t)0x7ffffffffffffU;
uint64_t c1 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_0, (uint32_t)51U));
FStar_UInt128_uint128 l_1 = FStar_UInt128_add(tmp_w2, FStar_UInt128_uint64_to_uint128(c1));
uint64_t tmp21 = FStar_UInt128_uint128_to_uint64(l_1) & (uint64_t)0x7ffffffffffffU;
uint64_t c2 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_1, (uint32_t)51U));
FStar_UInt128_uint128 l_2 = FStar_UInt128_add(tmp_w3, FStar_UInt128_uint64_to_uint128(c2));
uint64_t tmp31 = FStar_UInt128_uint128_to_uint64(l_2) & (uint64_t)0x7ffffffffffffU;
uint64_t c3 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_2, (uint32_t)51U));
FStar_UInt128_uint128 l_3 = FStar_UInt128_add(tmp_w4, FStar_UInt128_uint64_to_uint128(c3));
uint64_t tmp41 = FStar_UInt128_uint128_to_uint64(l_3) & (uint64_t)0x7ffffffffffffU;
uint64_t c4 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_3, (uint32_t)51U));
uint64_t l_4 = tmp01 + c4 * (uint64_t)19U;
uint64_t tmp0_ = l_4 & (uint64_t)0x7ffffffffffffU;
uint64_t c5 = l_4 >> (uint32_t)51U;
uint64_t o0 = tmp0_;
uint64_t o1 = tmp11 + c5;
uint64_t o2 = tmp21;
uint64_t o3 = tmp31;
uint64_t o4 = tmp41;
out[0U] = o0;
out[1U] = o1;
out[2U] = o2;
out[3U] = o3;
out[4U] = o4;
}
static inline void
Hacl_Impl_Curve25519_Field51_fmul2(
uint64_t *out,
uint64_t *f1,
uint64_t *f2,
FStar_UInt128_uint128 *uu___)
{
KRML_HOST_IGNORE(uu___);
uint64_t f10 = f1[0U];
uint64_t f11 = f1[1U];
uint64_t f12 = f1[2U];
uint64_t f13 = f1[3U];
uint64_t f14 = f1[4U];
uint64_t f20 = f2[0U];
uint64_t f21 = f2[1U];
uint64_t f22 = f2[2U];
uint64_t f23 = f2[3U];
uint64_t f24 = f2[4U];
uint64_t f30 = f1[5U];
uint64_t f31 = f1[6U];
uint64_t f32 = f1[7U];
uint64_t f33 = f1[8U];
uint64_t f34 = f1[9U];
uint64_t f40 = f2[5U];
uint64_t f41 = f2[6U];
uint64_t f42 = f2[7U];
uint64_t f43 = f2[8U];
uint64_t f44 = f2[9U];
uint64_t tmp11 = f21 * (uint64_t)19U;
uint64_t tmp12 = f22 * (uint64_t)19U;
uint64_t tmp13 = f23 * (uint64_t)19U;
uint64_t tmp14 = f24 * (uint64_t)19U;
uint64_t tmp21 = f41 * (uint64_t)19U;
uint64_t tmp22 = f42 * (uint64_t)19U;
uint64_t tmp23 = f43 * (uint64_t)19U;
uint64_t tmp24 = f44 * (uint64_t)19U;
FStar_UInt128_uint128 o00 = FStar_UInt128_mul_wide(f10, f20);
FStar_UInt128_uint128 o15 = FStar_UInt128_mul_wide(f10, f21);
FStar_UInt128_uint128 o25 = FStar_UInt128_mul_wide(f10, f22);
FStar_UInt128_uint128 o30 = FStar_UInt128_mul_wide(f10, f23);
FStar_UInt128_uint128 o40 = FStar_UInt128_mul_wide(f10, f24);
FStar_UInt128_uint128 o010 = FStar_UInt128_add(o00, FStar_UInt128_mul_wide(f11, tmp14));
FStar_UInt128_uint128 o110 = FStar_UInt128_add(o15, FStar_UInt128_mul_wide(f11, f20));
FStar_UInt128_uint128 o210 = FStar_UInt128_add(o25, FStar_UInt128_mul_wide(f11, f21));
FStar_UInt128_uint128 o310 = FStar_UInt128_add(o30, FStar_UInt128_mul_wide(f11, f22));
FStar_UInt128_uint128 o410 = FStar_UInt128_add(o40, FStar_UInt128_mul_wide(f11, f23));
FStar_UInt128_uint128 o020 = FStar_UInt128_add(o010, FStar_UInt128_mul_wide(f12, tmp13));
FStar_UInt128_uint128 o120 = FStar_UInt128_add(o110, FStar_UInt128_mul_wide(f12, tmp14));
FStar_UInt128_uint128 o220 = FStar_UInt128_add(o210, FStar_UInt128_mul_wide(f12, f20));
FStar_UInt128_uint128 o320 = FStar_UInt128_add(o310, FStar_UInt128_mul_wide(f12, f21));
FStar_UInt128_uint128 o420 = FStar_UInt128_add(o410, FStar_UInt128_mul_wide(f12, f22));
FStar_UInt128_uint128 o030 = FStar_UInt128_add(o020, FStar_UInt128_mul_wide(f13, tmp12));
FStar_UInt128_uint128 o130 = FStar_UInt128_add(o120, FStar_UInt128_mul_wide(f13, tmp13));
FStar_UInt128_uint128 o230 = FStar_UInt128_add(o220, FStar_UInt128_mul_wide(f13, tmp14));
FStar_UInt128_uint128 o330 = FStar_UInt128_add(o320, FStar_UInt128_mul_wide(f13, f20));
FStar_UInt128_uint128 o430 = FStar_UInt128_add(o420, FStar_UInt128_mul_wide(f13, f21));
FStar_UInt128_uint128 o040 = FStar_UInt128_add(o030, FStar_UInt128_mul_wide(f14, tmp11));
FStar_UInt128_uint128 o140 = FStar_UInt128_add(o130, FStar_UInt128_mul_wide(f14, tmp12));
FStar_UInt128_uint128 o240 = FStar_UInt128_add(o230, FStar_UInt128_mul_wide(f14, tmp13));
FStar_UInt128_uint128 o340 = FStar_UInt128_add(o330, FStar_UInt128_mul_wide(f14, tmp14));
FStar_UInt128_uint128 o440 = FStar_UInt128_add(o430, FStar_UInt128_mul_wide(f14, f20));
FStar_UInt128_uint128 tmp_w10 = o040;
FStar_UInt128_uint128 tmp_w11 = o140;
FStar_UInt128_uint128 tmp_w12 = o240;
FStar_UInt128_uint128 tmp_w13 = o340;
FStar_UInt128_uint128 tmp_w14 = o440;
FStar_UInt128_uint128 o0 = FStar_UInt128_mul_wide(f30, f40);
FStar_UInt128_uint128 o1 = FStar_UInt128_mul_wide(f30, f41);
FStar_UInt128_uint128 o2 = FStar_UInt128_mul_wide(f30, f42);
FStar_UInt128_uint128 o3 = FStar_UInt128_mul_wide(f30, f43);
FStar_UInt128_uint128 o4 = FStar_UInt128_mul_wide(f30, f44);
FStar_UInt128_uint128 o01 = FStar_UInt128_add(o0, FStar_UInt128_mul_wide(f31, tmp24));
FStar_UInt128_uint128 o111 = FStar_UInt128_add(o1, FStar_UInt128_mul_wide(f31, f40));
FStar_UInt128_uint128 o211 = FStar_UInt128_add(o2, FStar_UInt128_mul_wide(f31, f41));
FStar_UInt128_uint128 o31 = FStar_UInt128_add(o3, FStar_UInt128_mul_wide(f31, f42));
FStar_UInt128_uint128 o41 = FStar_UInt128_add(o4, FStar_UInt128_mul_wide(f31, f43));
FStar_UInt128_uint128 o02 = FStar_UInt128_add(o01, FStar_UInt128_mul_wide(f32, tmp23));
FStar_UInt128_uint128 o121 = FStar_UInt128_add(o111, FStar_UInt128_mul_wide(f32, tmp24));
FStar_UInt128_uint128 o221 = FStar_UInt128_add(o211, FStar_UInt128_mul_wide(f32, f40));
FStar_UInt128_uint128 o32 = FStar_UInt128_add(o31, FStar_UInt128_mul_wide(f32, f41));
FStar_UInt128_uint128 o42 = FStar_UInt128_add(o41, FStar_UInt128_mul_wide(f32, f42));
FStar_UInt128_uint128 o03 = FStar_UInt128_add(o02, FStar_UInt128_mul_wide(f33, tmp22));
FStar_UInt128_uint128 o131 = FStar_UInt128_add(o121, FStar_UInt128_mul_wide(f33, tmp23));
FStar_UInt128_uint128 o231 = FStar_UInt128_add(o221, FStar_UInt128_mul_wide(f33, tmp24));
FStar_UInt128_uint128 o33 = FStar_UInt128_add(o32, FStar_UInt128_mul_wide(f33, f40));
FStar_UInt128_uint128 o43 = FStar_UInt128_add(o42, FStar_UInt128_mul_wide(f33, f41));
FStar_UInt128_uint128 o04 = FStar_UInt128_add(o03, FStar_UInt128_mul_wide(f34, tmp21));
FStar_UInt128_uint128 o141 = FStar_UInt128_add(o131, FStar_UInt128_mul_wide(f34, tmp22));
FStar_UInt128_uint128 o241 = FStar_UInt128_add(o231, FStar_UInt128_mul_wide(f34, tmp23));
FStar_UInt128_uint128 o34 = FStar_UInt128_add(o33, FStar_UInt128_mul_wide(f34, tmp24));
FStar_UInt128_uint128 o44 = FStar_UInt128_add(o43, FStar_UInt128_mul_wide(f34, f40));
FStar_UInt128_uint128 tmp_w20 = o04;
FStar_UInt128_uint128 tmp_w21 = o141;
FStar_UInt128_uint128 tmp_w22 = o241;
FStar_UInt128_uint128 tmp_w23 = o34;
FStar_UInt128_uint128 tmp_w24 = o44;
FStar_UInt128_uint128
l_ = FStar_UInt128_add(tmp_w10, FStar_UInt128_uint64_to_uint128((uint64_t)0U));
uint64_t tmp00 = FStar_UInt128_uint128_to_uint64(l_) & (uint64_t)0x7ffffffffffffU;
uint64_t c00 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_, (uint32_t)51U));
FStar_UInt128_uint128 l_0 = FStar_UInt128_add(tmp_w11, FStar_UInt128_uint64_to_uint128(c00));
uint64_t tmp10 = FStar_UInt128_uint128_to_uint64(l_0) & (uint64_t)0x7ffffffffffffU;
uint64_t c10 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_0, (uint32_t)51U));
FStar_UInt128_uint128 l_1 = FStar_UInt128_add(tmp_w12, FStar_UInt128_uint64_to_uint128(c10));
uint64_t tmp20 = FStar_UInt128_uint128_to_uint64(l_1) & (uint64_t)0x7ffffffffffffU;
uint64_t c20 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_1, (uint32_t)51U));
FStar_UInt128_uint128 l_2 = FStar_UInt128_add(tmp_w13, FStar_UInt128_uint64_to_uint128(c20));
uint64_t tmp30 = FStar_UInt128_uint128_to_uint64(l_2) & (uint64_t)0x7ffffffffffffU;
uint64_t c30 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_2, (uint32_t)51U));
FStar_UInt128_uint128 l_3 = FStar_UInt128_add(tmp_w14, FStar_UInt128_uint64_to_uint128(c30));
uint64_t tmp40 = FStar_UInt128_uint128_to_uint64(l_3) & (uint64_t)0x7ffffffffffffU;
uint64_t c40 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_3, (uint32_t)51U));
uint64_t l_4 = tmp00 + c40 * (uint64_t)19U;
uint64_t tmp0_ = l_4 & (uint64_t)0x7ffffffffffffU;
uint64_t c50 = l_4 >> (uint32_t)51U;
uint64_t o100 = tmp0_;
uint64_t o112 = tmp10 + c50;
uint64_t o122 = tmp20;
uint64_t o132 = tmp30;
uint64_t o142 = tmp40;
FStar_UInt128_uint128
l_5 = FStar_UInt128_add(tmp_w20, FStar_UInt128_uint64_to_uint128((uint64_t)0U));
uint64_t tmp0 = FStar_UInt128_uint128_to_uint64(l_5) & (uint64_t)0x7ffffffffffffU;
uint64_t c0 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_5, (uint32_t)51U));
FStar_UInt128_uint128 l_6 = FStar_UInt128_add(tmp_w21, FStar_UInt128_uint64_to_uint128(c0));
uint64_t tmp1 = FStar_UInt128_uint128_to_uint64(l_6) & (uint64_t)0x7ffffffffffffU;
uint64_t c1 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_6, (uint32_t)51U));
FStar_UInt128_uint128 l_7 = FStar_UInt128_add(tmp_w22, FStar_UInt128_uint64_to_uint128(c1));
uint64_t tmp2 = FStar_UInt128_uint128_to_uint64(l_7) & (uint64_t)0x7ffffffffffffU;
uint64_t c2 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_7, (uint32_t)51U));
FStar_UInt128_uint128 l_8 = FStar_UInt128_add(tmp_w23, FStar_UInt128_uint64_to_uint128(c2));
uint64_t tmp3 = FStar_UInt128_uint128_to_uint64(l_8) & (uint64_t)0x7ffffffffffffU;
uint64_t c3 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_8, (uint32_t)51U));
FStar_UInt128_uint128 l_9 = FStar_UInt128_add(tmp_w24, FStar_UInt128_uint64_to_uint128(c3));
uint64_t tmp4 = FStar_UInt128_uint128_to_uint64(l_9) & (uint64_t)0x7ffffffffffffU;
uint64_t c4 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_9, (uint32_t)51U));
uint64_t l_10 = tmp0 + c4 * (uint64_t)19U;
uint64_t tmp0_0 = l_10 & (uint64_t)0x7ffffffffffffU;
uint64_t c5 = l_10 >> (uint32_t)51U;
uint64_t o200 = tmp0_0;
uint64_t o212 = tmp1 + c5;
uint64_t o222 = tmp2;
uint64_t o232 = tmp3;
uint64_t o242 = tmp4;
uint64_t o10 = o100;
uint64_t o11 = o112;
uint64_t o12 = o122;
uint64_t o13 = o132;
uint64_t o14 = o142;
uint64_t o20 = o200;
uint64_t o21 = o212;
uint64_t o22 = o222;
uint64_t o23 = o232;
uint64_t o24 = o242;
out[0U] = o10;
out[1U] = o11;
out[2U] = o12;
out[3U] = o13;
out[4U] = o14;
out[5U] = o20;
out[6U] = o21;
out[7U] = o22;
out[8U] = o23;
out[9U] = o24;
}
static inline void
Hacl_Impl_Curve25519_Field51_fmul1(uint64_t *out, uint64_t *f1, uint64_t f2)
{
uint64_t f10 = f1[0U];
uint64_t f11 = f1[1U];
uint64_t f12 = f1[2U];
uint64_t f13 = f1[3U];
uint64_t f14 = f1[4U];
FStar_UInt128_uint128 tmp_w0 = FStar_UInt128_mul_wide(f2, f10);
FStar_UInt128_uint128 tmp_w1 = FStar_UInt128_mul_wide(f2, f11);
FStar_UInt128_uint128 tmp_w2 = FStar_UInt128_mul_wide(f2, f12);
FStar_UInt128_uint128 tmp_w3 = FStar_UInt128_mul_wide(f2, f13);
FStar_UInt128_uint128 tmp_w4 = FStar_UInt128_mul_wide(f2, f14);
FStar_UInt128_uint128
l_ = FStar_UInt128_add(tmp_w0, FStar_UInt128_uint64_to_uint128((uint64_t)0U));
uint64_t tmp0 = FStar_UInt128_uint128_to_uint64(l_) & (uint64_t)0x7ffffffffffffU;
uint64_t c0 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_, (uint32_t)51U));
FStar_UInt128_uint128 l_0 = FStar_UInt128_add(tmp_w1, FStar_UInt128_uint64_to_uint128(c0));
uint64_t tmp1 = FStar_UInt128_uint128_to_uint64(l_0) & (uint64_t)0x7ffffffffffffU;
uint64_t c1 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_0, (uint32_t)51U));
FStar_UInt128_uint128 l_1 = FStar_UInt128_add(tmp_w2, FStar_UInt128_uint64_to_uint128(c1));
uint64_t tmp2 = FStar_UInt128_uint128_to_uint64(l_1) & (uint64_t)0x7ffffffffffffU;
uint64_t c2 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_1, (uint32_t)51U));
FStar_UInt128_uint128 l_2 = FStar_UInt128_add(tmp_w3, FStar_UInt128_uint64_to_uint128(c2));
uint64_t tmp3 = FStar_UInt128_uint128_to_uint64(l_2) & (uint64_t)0x7ffffffffffffU;
uint64_t c3 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_2, (uint32_t)51U));
FStar_UInt128_uint128 l_3 = FStar_UInt128_add(tmp_w4, FStar_UInt128_uint64_to_uint128(c3));
uint64_t tmp4 = FStar_UInt128_uint128_to_uint64(l_3) & (uint64_t)0x7ffffffffffffU;
uint64_t c4 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_3, (uint32_t)51U));
uint64_t l_4 = tmp0 + c4 * (uint64_t)19U;
uint64_t tmp0_ = l_4 & (uint64_t)0x7ffffffffffffU;
uint64_t c5 = l_4 >> (uint32_t)51U;
uint64_t o0 = tmp0_;
uint64_t o1 = tmp1 + c5;
uint64_t o2 = tmp2;
uint64_t o3 = tmp3;
uint64_t o4 = tmp4;
out[0U] = o0;
out[1U] = o1;
out[2U] = o2;
out[3U] = o3;
out[4U] = o4;
}
static inline void
Hacl_Impl_Curve25519_Field51_fsqr(uint64_t *out, uint64_t *f, FStar_UInt128_uint128 *uu___)
{
KRML_HOST_IGNORE(uu___);
uint64_t f0 = f[0U];
uint64_t f1 = f[1U];
uint64_t f2 = f[2U];
uint64_t f3 = f[3U];
uint64_t f4 = f[4U];
uint64_t d0 = (uint64_t)2U * f0;
uint64_t d1 = (uint64_t)2U * f1;
uint64_t d2 = (uint64_t)38U * f2;
uint64_t d3 = (uint64_t)19U * f3;
uint64_t d419 = (uint64_t)19U * f4;
uint64_t d4 = (uint64_t)2U * d419;
FStar_UInt128_uint128
s0 =
FStar_UInt128_add(FStar_UInt128_add(FStar_UInt128_mul_wide(f0, f0),
FStar_UInt128_mul_wide(d4, f1)),
FStar_UInt128_mul_wide(d2, f3));
FStar_UInt128_uint128
s1 =
FStar_UInt128_add(FStar_UInt128_add(FStar_UInt128_mul_wide(d0, f1),
FStar_UInt128_mul_wide(d4, f2)),
FStar_UInt128_mul_wide(d3, f3));
FStar_UInt128_uint128
s2 =
FStar_UInt128_add(FStar_UInt128_add(FStar_UInt128_mul_wide(d0, f2),
FStar_UInt128_mul_wide(f1, f1)),
FStar_UInt128_mul_wide(d4, f3));
FStar_UInt128_uint128
s3 =
FStar_UInt128_add(FStar_UInt128_add(FStar_UInt128_mul_wide(d0, f3),
FStar_UInt128_mul_wide(d1, f2)),
FStar_UInt128_mul_wide(f4, d419));
FStar_UInt128_uint128
s4 =
FStar_UInt128_add(FStar_UInt128_add(FStar_UInt128_mul_wide(d0, f4),
FStar_UInt128_mul_wide(d1, f3)),
FStar_UInt128_mul_wide(f2, f2));
FStar_UInt128_uint128 o00 = s0;
FStar_UInt128_uint128 o10 = s1;
FStar_UInt128_uint128 o20 = s2;
FStar_UInt128_uint128 o30 = s3;
FStar_UInt128_uint128 o40 = s4;
FStar_UInt128_uint128
l_ = FStar_UInt128_add(o00, FStar_UInt128_uint64_to_uint128((uint64_t)0U));
uint64_t tmp0 = FStar_UInt128_uint128_to_uint64(l_) & (uint64_t)0x7ffffffffffffU;
uint64_t c0 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_, (uint32_t)51U));
FStar_UInt128_uint128 l_0 = FStar_UInt128_add(o10, FStar_UInt128_uint64_to_uint128(c0));
uint64_t tmp1 = FStar_UInt128_uint128_to_uint64(l_0) & (uint64_t)0x7ffffffffffffU;
uint64_t c1 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_0, (uint32_t)51U));
FStar_UInt128_uint128 l_1 = FStar_UInt128_add(o20, FStar_UInt128_uint64_to_uint128(c1));
uint64_t tmp2 = FStar_UInt128_uint128_to_uint64(l_1) & (uint64_t)0x7ffffffffffffU;
uint64_t c2 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_1, (uint32_t)51U));
FStar_UInt128_uint128 l_2 = FStar_UInt128_add(o30, FStar_UInt128_uint64_to_uint128(c2));
uint64_t tmp3 = FStar_UInt128_uint128_to_uint64(l_2) & (uint64_t)0x7ffffffffffffU;
uint64_t c3 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_2, (uint32_t)51U));
FStar_UInt128_uint128 l_3 = FStar_UInt128_add(o40, FStar_UInt128_uint64_to_uint128(c3));
uint64_t tmp4 = FStar_UInt128_uint128_to_uint64(l_3) & (uint64_t)0x7ffffffffffffU;
uint64_t c4 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_3, (uint32_t)51U));
uint64_t l_4 = tmp0 + c4 * (uint64_t)19U;
uint64_t tmp0_ = l_4 & (uint64_t)0x7ffffffffffffU;
uint64_t c5 = l_4 >> (uint32_t)51U;
uint64_t o0 = tmp0_;
uint64_t o1 = tmp1 + c5;
uint64_t o2 = tmp2;
uint64_t o3 = tmp3;
uint64_t o4 = tmp4;
out[0U] = o0;
out[1U] = o1;
out[2U] = o2;
out[3U] = o3;
out[4U] = o4;
}
static inline void
Hacl_Impl_Curve25519_Field51_fsqr2(uint64_t *out, uint64_t *f, FStar_UInt128_uint128 *uu___)
{
KRML_HOST_IGNORE(uu___);
uint64_t f10 = f[0U];
uint64_t f11 = f[1U];
uint64_t f12 = f[2U];
uint64_t f13 = f[3U];
uint64_t f14 = f[4U];
uint64_t f20 = f[5U];
uint64_t f21 = f[6U];
uint64_t f22 = f[7U];
uint64_t f23 = f[8U];
uint64_t f24 = f[9U];
uint64_t d00 = (uint64_t)2U * f10;
uint64_t d10 = (uint64_t)2U * f11;
uint64_t d20 = (uint64_t)38U * f12;
uint64_t d30 = (uint64_t)19U * f13;
uint64_t d4190 = (uint64_t)19U * f14;
uint64_t d40 = (uint64_t)2U * d4190;
FStar_UInt128_uint128
s00 =
FStar_UInt128_add(FStar_UInt128_add(FStar_UInt128_mul_wide(f10, f10),
FStar_UInt128_mul_wide(d40, f11)),
FStar_UInt128_mul_wide(d20, f13));
FStar_UInt128_uint128
s10 =
FStar_UInt128_add(FStar_UInt128_add(FStar_UInt128_mul_wide(d00, f11),
FStar_UInt128_mul_wide(d40, f12)),
FStar_UInt128_mul_wide(d30, f13));
FStar_UInt128_uint128
s20 =
FStar_UInt128_add(FStar_UInt128_add(FStar_UInt128_mul_wide(d00, f12),
FStar_UInt128_mul_wide(f11, f11)),
FStar_UInt128_mul_wide(d40, f13));
FStar_UInt128_uint128
s30 =
FStar_UInt128_add(FStar_UInt128_add(FStar_UInt128_mul_wide(d00, f13),
FStar_UInt128_mul_wide(d10, f12)),
FStar_UInt128_mul_wide(f14, d4190));
FStar_UInt128_uint128
s40 =
FStar_UInt128_add(FStar_UInt128_add(FStar_UInt128_mul_wide(d00, f14),
FStar_UInt128_mul_wide(d10, f13)),
FStar_UInt128_mul_wide(f12, f12));
FStar_UInt128_uint128 o100 = s00;
FStar_UInt128_uint128 o110 = s10;
FStar_UInt128_uint128 o120 = s20;
FStar_UInt128_uint128 o130 = s30;
FStar_UInt128_uint128 o140 = s40;
uint64_t d0 = (uint64_t)2U * f20;
uint64_t d1 = (uint64_t)2U * f21;
uint64_t d2 = (uint64_t)38U * f22;
uint64_t d3 = (uint64_t)19U * f23;
uint64_t d419 = (uint64_t)19U * f24;
uint64_t d4 = (uint64_t)2U * d419;
FStar_UInt128_uint128
s0 =
FStar_UInt128_add(FStar_UInt128_add(FStar_UInt128_mul_wide(f20, f20),
FStar_UInt128_mul_wide(d4, f21)),
FStar_UInt128_mul_wide(d2, f23));
FStar_UInt128_uint128
s1 =
FStar_UInt128_add(FStar_UInt128_add(FStar_UInt128_mul_wide(d0, f21),
FStar_UInt128_mul_wide(d4, f22)),
FStar_UInt128_mul_wide(d3, f23));
FStar_UInt128_uint128
s2 =
FStar_UInt128_add(FStar_UInt128_add(FStar_UInt128_mul_wide(d0, f22),
FStar_UInt128_mul_wide(f21, f21)),
FStar_UInt128_mul_wide(d4, f23));
FStar_UInt128_uint128
s3 =
FStar_UInt128_add(FStar_UInt128_add(FStar_UInt128_mul_wide(d0, f23),
FStar_UInt128_mul_wide(d1, f22)),
FStar_UInt128_mul_wide(f24, d419));
FStar_UInt128_uint128
s4 =
FStar_UInt128_add(FStar_UInt128_add(FStar_UInt128_mul_wide(d0, f24),
FStar_UInt128_mul_wide(d1, f23)),
FStar_UInt128_mul_wide(f22, f22));
FStar_UInt128_uint128 o200 = s0;
FStar_UInt128_uint128 o210 = s1;
FStar_UInt128_uint128 o220 = s2;
FStar_UInt128_uint128 o230 = s3;
FStar_UInt128_uint128 o240 = s4;
FStar_UInt128_uint128
l_ = FStar_UInt128_add(o100, FStar_UInt128_uint64_to_uint128((uint64_t)0U));
uint64_t tmp00 = FStar_UInt128_uint128_to_uint64(l_) & (uint64_t)0x7ffffffffffffU;
uint64_t c00 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_, (uint32_t)51U));
FStar_UInt128_uint128 l_0 = FStar_UInt128_add(o110, FStar_UInt128_uint64_to_uint128(c00));
uint64_t tmp10 = FStar_UInt128_uint128_to_uint64(l_0) & (uint64_t)0x7ffffffffffffU;
uint64_t c10 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_0, (uint32_t)51U));
FStar_UInt128_uint128 l_1 = FStar_UInt128_add(o120, FStar_UInt128_uint64_to_uint128(c10));
uint64_t tmp20 = FStar_UInt128_uint128_to_uint64(l_1) & (uint64_t)0x7ffffffffffffU;
uint64_t c20 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_1, (uint32_t)51U));
FStar_UInt128_uint128 l_2 = FStar_UInt128_add(o130, FStar_UInt128_uint64_to_uint128(c20));
uint64_t tmp30 = FStar_UInt128_uint128_to_uint64(l_2) & (uint64_t)0x7ffffffffffffU;
uint64_t c30 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_2, (uint32_t)51U));
FStar_UInt128_uint128 l_3 = FStar_UInt128_add(o140, FStar_UInt128_uint64_to_uint128(c30));
uint64_t tmp40 = FStar_UInt128_uint128_to_uint64(l_3) & (uint64_t)0x7ffffffffffffU;
uint64_t c40 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_3, (uint32_t)51U));
uint64_t l_4 = tmp00 + c40 * (uint64_t)19U;
uint64_t tmp0_ = l_4 & (uint64_t)0x7ffffffffffffU;
uint64_t c50 = l_4 >> (uint32_t)51U;
uint64_t o101 = tmp0_;
uint64_t o111 = tmp10 + c50;
uint64_t o121 = tmp20;
uint64_t o131 = tmp30;
uint64_t o141 = tmp40;
FStar_UInt128_uint128
l_5 = FStar_UInt128_add(o200, FStar_UInt128_uint64_to_uint128((uint64_t)0U));
uint64_t tmp0 = FStar_UInt128_uint128_to_uint64(l_5) & (uint64_t)0x7ffffffffffffU;
uint64_t c0 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_5, (uint32_t)51U));
FStar_UInt128_uint128 l_6 = FStar_UInt128_add(o210, FStar_UInt128_uint64_to_uint128(c0));
uint64_t tmp1 = FStar_UInt128_uint128_to_uint64(l_6) & (uint64_t)0x7ffffffffffffU;
uint64_t c1 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_6, (uint32_t)51U));
FStar_UInt128_uint128 l_7 = FStar_UInt128_add(o220, FStar_UInt128_uint64_to_uint128(c1));
uint64_t tmp2 = FStar_UInt128_uint128_to_uint64(l_7) & (uint64_t)0x7ffffffffffffU;
uint64_t c2 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_7, (uint32_t)51U));
FStar_UInt128_uint128 l_8 = FStar_UInt128_add(o230, FStar_UInt128_uint64_to_uint128(c2));
uint64_t tmp3 = FStar_UInt128_uint128_to_uint64(l_8) & (uint64_t)0x7ffffffffffffU;
uint64_t c3 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_8, (uint32_t)51U));
FStar_UInt128_uint128 l_9 = FStar_UInt128_add(o240, FStar_UInt128_uint64_to_uint128(c3));
uint64_t tmp4 = FStar_UInt128_uint128_to_uint64(l_9) & (uint64_t)0x7ffffffffffffU;
uint64_t c4 = FStar_UInt128_uint128_to_uint64(FStar_UInt128_shift_right(l_9, (uint32_t)51U));
uint64_t l_10 = tmp0 + c4 * (uint64_t)19U;
uint64_t tmp0_0 = l_10 & (uint64_t)0x7ffffffffffffU;
uint64_t c5 = l_10 >> (uint32_t)51U;
uint64_t o201 = tmp0_0;
uint64_t o211 = tmp1 + c5;
uint64_t o221 = tmp2;
uint64_t o231 = tmp3;
uint64_t o241 = tmp4;
uint64_t o10 = o101;
uint64_t o11 = o111;
uint64_t o12 = o121;
uint64_t o13 = o131;
uint64_t o14 = o141;
uint64_t o20 = o201;
uint64_t o21 = o211;
uint64_t o22 = o221;
uint64_t o23 = o231;
uint64_t o24 = o241;
out[0U] = o10;
out[1U] = o11;
out[2U] = o12;
out[3U] = o13;
out[4U] = o14;
out[5U] = o20;
out[6U] = o21;
out[7U] = o22;
out[8U] = o23;
out[9U] = o24;
}
static inline void
Hacl_Impl_Curve25519_Field51_store_felem(uint64_t *u64s, uint64_t *f)
{
uint64_t f0 = f[0U];
uint64_t f1 = f[1U];
uint64_t f2 = f[2U];
uint64_t f3 = f[3U];
uint64_t f4 = f[4U];
uint64_t l_ = f0 + (uint64_t)0U;
uint64_t tmp0 = l_ & (uint64_t)0x7ffffffffffffU;
uint64_t c0 = l_ >> (uint32_t)51U;
uint64_t l_0 = f1 + c0;
uint64_t tmp1 = l_0 & (uint64_t)0x7ffffffffffffU;
uint64_t c1 = l_0 >> (uint32_t)51U;
uint64_t l_1 = f2 + c1;
uint64_t tmp2 = l_1 & (uint64_t)0x7ffffffffffffU;
uint64_t c2 = l_1 >> (uint32_t)51U;
uint64_t l_2 = f3 + c2;
uint64_t tmp3 = l_2 & (uint64_t)0x7ffffffffffffU;
uint64_t c3 = l_2 >> (uint32_t)51U;
uint64_t l_3 = f4 + c3;
uint64_t tmp4 = l_3 & (uint64_t)0x7ffffffffffffU;
uint64_t c4 = l_3 >> (uint32_t)51U;
uint64_t l_4 = tmp0 + c4 * (uint64_t)19U;
uint64_t tmp0_ = l_4 & (uint64_t)0x7ffffffffffffU;
uint64_t c5 = l_4 >> (uint32_t)51U;
uint64_t f01 = tmp0_;
uint64_t f11 = tmp1 + c5;
uint64_t f21 = tmp2;
uint64_t f31 = tmp3;
uint64_t f41 = tmp4;
uint64_t m0 = FStar_UInt64_gte_mask(f01, (uint64_t)0x7ffffffffffedU);
uint64_t m1 = FStar_UInt64_eq_mask(f11, (uint64_t)0x7ffffffffffffU);
uint64_t m2 = FStar_UInt64_eq_mask(f21, (uint64_t)0x7ffffffffffffU);
uint64_t m3 = FStar_UInt64_eq_mask(f31, (uint64_t)0x7ffffffffffffU);
uint64_t m4 = FStar_UInt64_eq_mask(f41, (uint64_t)0x7ffffffffffffU);
uint64_t mask = (((m0 & m1) & m2) & m3) & m4;
uint64_t f0_ = f01 - (mask & (uint64_t)0x7ffffffffffedU);
uint64_t f1_ = f11 - (mask & (uint64_t)0x7ffffffffffffU);
uint64_t f2_ = f21 - (mask & (uint64_t)0x7ffffffffffffU);
uint64_t f3_ = f31 - (mask & (uint64_t)0x7ffffffffffffU);
uint64_t f4_ = f41 - (mask & (uint64_t)0x7ffffffffffffU);
uint64_t f02 = f0_;
uint64_t f12 = f1_;
uint64_t f22 = f2_;
uint64_t f32 = f3_;
uint64_t f42 = f4_;
uint64_t o00 = f02 | f12 << (uint32_t)51U;
uint64_t o10 = f12 >> (uint32_t)13U | f22 << (uint32_t)38U;
uint64_t o20 = f22 >> (uint32_t)26U | f32 << (uint32_t)25U;
uint64_t o30 = f32 >> (uint32_t)39U | f42 << (uint32_t)12U;
uint64_t o0 = o00;
uint64_t o1 = o10;
uint64_t o2 = o20;
uint64_t o3 = o30;
u64s[0U] = o0;
u64s[1U] = o1;
u64s[2U] = o2;
u64s[3U] = o3;
}
static inline void
Hacl_Impl_Curve25519_Field51_cswap2(uint64_t bit, uint64_t *p1, uint64_t *p2)
{
uint64_t mask = (uint64_t)0U - bit;
KRML_MAYBE_FOR10(i,
(uint32_t)0U,
(uint32_t)10U,
(uint32_t)1U,
uint64_t dummy = mask & (p1[i] ^ p2[i]);
p1[i] = p1[i] ^ dummy;
p2[i] = p2[i] ^ dummy;);
}
#if defined(__cplusplus)
}
#endif
#define __internal_Hacl_Bignum25519_51_H_DEFINED
#endif
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