You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
249 lines
6.1 KiB
249 lines
6.1 KiB
/*-
|
|
* Copyright (c) 2014 Michihiro NAKAJIMA
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#include "archive_platform.h"
|
|
|
|
#ifdef HAVE_STRING_H
|
|
#include <string.h>
|
|
#endif
|
|
#include "archive.h"
|
|
#include "archive_hmac_private.h"
|
|
|
|
/*
|
|
* On systems that do not support any recognized crypto libraries,
|
|
* the archive_hmac.c file is expected to define no usable symbols.
|
|
*
|
|
* But some compilers and linkers choke on empty object files, so
|
|
* define a public symbol that will always exist. This could
|
|
* be removed someday if this file gains another always-present
|
|
* symbol definition.
|
|
*/
|
|
int __libarchive_hmac_build_hack(void) {
|
|
return 0;
|
|
}
|
|
|
|
|
|
#ifdef ARCHIVE_HMAC_USE_Apple_CommonCrypto
|
|
|
|
static int
|
|
__hmac_sha1_init(archive_hmac_sha1_ctx *ctx, const uint8_t *key, size_t key_len)
|
|
{
|
|
CCHmacInit(ctx, kCCHmacAlgSHA1, key, key_len);
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
__hmac_sha1_update(archive_hmac_sha1_ctx *ctx, const uint8_t *data,
|
|
size_t data_len)
|
|
{
|
|
CCHmacUpdate(ctx, data, data_len);
|
|
}
|
|
|
|
static void
|
|
__hmac_sha1_final(archive_hmac_sha1_ctx *ctx, uint8_t *out, size_t *out_len)
|
|
{
|
|
CCHmacFinal(ctx, out);
|
|
*out_len = 20;
|
|
}
|
|
|
|
static void
|
|
__hmac_sha1_cleanup(archive_hmac_sha1_ctx *ctx)
|
|
{
|
|
memset(ctx, 0, sizeof(*ctx));
|
|
}
|
|
|
|
#elif defined(_WIN32) && !defined(__CYGWIN__) && defined(HAVE_BCRYPT_H)
|
|
|
|
static int
|
|
__hmac_sha1_init(archive_hmac_sha1_ctx *ctx, const uint8_t *key, size_t key_len)
|
|
{
|
|
BCRYPT_ALG_HANDLE hAlg;
|
|
BCRYPT_HASH_HANDLE hHash;
|
|
DWORD hash_len;
|
|
PBYTE hash;
|
|
ULONG result;
|
|
NTSTATUS status;
|
|
|
|
ctx->hAlg = NULL;
|
|
status = BCryptOpenAlgorithmProvider(&hAlg, BCRYPT_SHA1_ALGORITHM,
|
|
MS_PRIMITIVE_PROVIDER, BCRYPT_ALG_HANDLE_HMAC_FLAG);
|
|
if (!BCRYPT_SUCCESS(status))
|
|
return -1;
|
|
status = BCryptGetProperty(hAlg, BCRYPT_HASH_LENGTH, (PUCHAR)&hash_len,
|
|
sizeof(hash_len), &result, 0);
|
|
if (!BCRYPT_SUCCESS(status)) {
|
|
BCryptCloseAlgorithmProvider(hAlg, 0);
|
|
return -1;
|
|
}
|
|
hash = (PBYTE)HeapAlloc(GetProcessHeap(), 0, hash_len);
|
|
if (hash == NULL) {
|
|
BCryptCloseAlgorithmProvider(hAlg, 0);
|
|
return -1;
|
|
}
|
|
status = BCryptCreateHash(hAlg, &hHash, NULL, 0,
|
|
(PUCHAR)key, (ULONG)key_len, BCRYPT_HASH_REUSABLE_FLAG);
|
|
if (!BCRYPT_SUCCESS(status)) {
|
|
BCryptCloseAlgorithmProvider(hAlg, 0);
|
|
HeapFree(GetProcessHeap(), 0, hash);
|
|
return -1;
|
|
}
|
|
|
|
ctx->hAlg = hAlg;
|
|
ctx->hHash = hHash;
|
|
ctx->hash_len = hash_len;
|
|
ctx->hash = hash;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
__hmac_sha1_update(archive_hmac_sha1_ctx *ctx, const uint8_t *data,
|
|
size_t data_len)
|
|
{
|
|
BCryptHashData(ctx->hHash, (PUCHAR)(uintptr_t)data, (ULONG)data_len, 0);
|
|
}
|
|
|
|
static void
|
|
__hmac_sha1_final(archive_hmac_sha1_ctx *ctx, uint8_t *out, size_t *out_len)
|
|
{
|
|
BCryptFinishHash(ctx->hHash, ctx->hash, ctx->hash_len, 0);
|
|
if (ctx->hash_len == *out_len)
|
|
memcpy(out, ctx->hash, *out_len);
|
|
}
|
|
|
|
static void
|
|
__hmac_sha1_cleanup(archive_hmac_sha1_ctx *ctx)
|
|
{
|
|
if (ctx->hAlg != NULL) {
|
|
BCryptCloseAlgorithmProvider(ctx->hAlg, 0);
|
|
HeapFree(GetProcessHeap(), 0, ctx->hash);
|
|
ctx->hAlg = NULL;
|
|
}
|
|
}
|
|
|
|
#elif defined(HAVE_LIBNETTLE) && defined(HAVE_NETTLE_HMAC_H)
|
|
|
|
static int
|
|
__hmac_sha1_init(archive_hmac_sha1_ctx *ctx, const uint8_t *key, size_t key_len)
|
|
{
|
|
hmac_sha1_set_key(ctx, key_len, key);
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
__hmac_sha1_update(archive_hmac_sha1_ctx *ctx, const uint8_t *data,
|
|
size_t data_len)
|
|
{
|
|
hmac_sha1_update(ctx, data_len, data);
|
|
}
|
|
|
|
static void
|
|
__hmac_sha1_final(archive_hmac_sha1_ctx *ctx, uint8_t *out, size_t *out_len)
|
|
{
|
|
hmac_sha1_digest(ctx, (unsigned)*out_len, out);
|
|
}
|
|
|
|
static void
|
|
__hmac_sha1_cleanup(archive_hmac_sha1_ctx *ctx)
|
|
{
|
|
memset(ctx, 0, sizeof(*ctx));
|
|
}
|
|
|
|
#elif defined(HAVE_LIBCRYPTO)
|
|
|
|
static int
|
|
__hmac_sha1_init(archive_hmac_sha1_ctx *ctx, const uint8_t *key, size_t key_len)
|
|
{
|
|
HMAC_CTX_init(ctx);
|
|
HMAC_Init(ctx, key, key_len, EVP_sha1());
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
__hmac_sha1_update(archive_hmac_sha1_ctx *ctx, const uint8_t *data,
|
|
size_t data_len)
|
|
{
|
|
HMAC_Update(ctx, data, data_len);
|
|
}
|
|
|
|
static void
|
|
__hmac_sha1_final(archive_hmac_sha1_ctx *ctx, uint8_t *out, size_t *out_len)
|
|
{
|
|
unsigned int len = (unsigned int)*out_len;
|
|
HMAC_Final(ctx, out, &len);
|
|
*out_len = len;
|
|
}
|
|
|
|
static void
|
|
__hmac_sha1_cleanup(archive_hmac_sha1_ctx *ctx)
|
|
{
|
|
HMAC_CTX_cleanup(ctx);
|
|
memset(ctx, 0, sizeof(*ctx));
|
|
}
|
|
|
|
#else
|
|
|
|
/* Stub */
|
|
static int
|
|
__hmac_sha1_init(archive_hmac_sha1_ctx *ctx, const uint8_t *key, size_t key_len)
|
|
{
|
|
(void)ctx;/* UNUSED */
|
|
(void)key;/* UNUSED */
|
|
(void)key_len;/* UNUSED */
|
|
return -1;
|
|
}
|
|
|
|
static void
|
|
__hmac_sha1_update(archive_hmac_sha1_ctx *ctx, const uint8_t *data,
|
|
size_t data_len)
|
|
{
|
|
(void)ctx;/* UNUSED */
|
|
(void)data;/* UNUSED */
|
|
(void)data_len;/* UNUSED */
|
|
}
|
|
|
|
static void
|
|
__hmac_sha1_final(archive_hmac_sha1_ctx *ctx, uint8_t *out, size_t *out_len)
|
|
{
|
|
(void)ctx;/* UNUSED */
|
|
(void)out;/* UNUSED */
|
|
(void)out_len;/* UNUSED */
|
|
}
|
|
|
|
static void
|
|
__hmac_sha1_cleanup(archive_hmac_sha1_ctx *ctx)
|
|
{
|
|
(void)ctx;/* UNUSED */
|
|
}
|
|
|
|
#endif
|
|
|
|
const struct archive_hmac __archive_hmac = {
|
|
&__hmac_sha1_init,
|
|
&__hmac_sha1_update,
|
|
&__hmac_sha1_final,
|
|
&__hmac_sha1_cleanup,
|
|
};
|