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0.14.3
0.14.2
0.14.1
0.14.0
0.13.1
Simple HTTP client with HTTP/1.1, HTTP/2, and HTTP/3 support
Security advisory:
This version has known vulnerabilities.
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c_src/boringssl/crypto/hrss/internal.h
// Copyright 2018 The BoringSSL Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef OPENSSL_HEADER_CRYPTO_HRSS_INTERNAL_H
#define OPENSSL_HEADER_CRYPTO_HRSS_INTERNAL_H
#include <openssl/base.h>
#include "../internal.h"
#if defined(__cplusplus)
extern "C" {
#endif
#define HRSS_N 701
#define BITS_PER_WORD (sizeof(crypto_word_t) * 8)
#define WORDS_PER_POLY ((HRSS_N + BITS_PER_WORD - 1) / BITS_PER_WORD)
#define BITS_IN_LAST_WORD (HRSS_N % BITS_PER_WORD)
struct poly2 {
crypto_word_t v[WORDS_PER_POLY];
};
struct poly3 {
struct poly2 s, a;
};
OPENSSL_EXPORT void HRSS_poly3_mul(struct poly3 *out, const struct poly3 *x,
const struct poly3 *y);
OPENSSL_EXPORT void HRSS_poly3_invert(struct poly3 *out,
const struct poly3 *in);
// On x86-64, we can use the AVX2 code from [HRSS]. (The authors have given
// explicit permission for this and signed a CLA.) However it's 57KB of object
// code, so it's not used if |OPENSSL_SMALL| is defined.
#if !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_SMALL) && \
defined(OPENSSL_X86_64) && defined(OPENSSL_LINUX)
#define POLY_RQ_MUL_ASM
// POLY_MUL_RQ_SCRATCH_SPACE is the number of bytes of scratch space needed
// by the assembly function poly_Rq_mul.
#define POLY_MUL_RQ_SCRATCH_SPACE (6144 + 6144 + 12288 + 512 + 9408 + 32)
// poly_Rq_mul is defined in assembly. Inputs and outputs must be 16-byte-
// aligned.
extern void poly_Rq_mul(
uint16_t r[HRSS_N + 3], const uint16_t a[HRSS_N + 3],
const uint16_t b[HRSS_N + 3],
// The following should be `scratch[POLY_MUL_RQ_SCRATCH_SPACE]` but
// GCC 11.1 has a bug with unions that breaks that.
uint8_t scratch[]);
#endif
#if defined(__cplusplus)
} // extern C
#endif
#endif // !OPENSSL_HEADER_CRYPTO_HRSS_INTERNAL_H