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Add WIN32 rand

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This commit is contained in:
Zhi Guan
2022-10-07 20:53:38 +08:00
parent 1a3158d559
commit 4fa67db948
2 changed files with 53 additions and 9 deletions
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15
CMakeLists.txt
View File

@@ -1,16 +1,11 @@
cmake_minimum_required(VERSION 3.0)
project(GmSSL)
set(LIBRARY_OUTPUT_PATH ${PROJECT_BINARY_DIR}/lib)
set(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)
if (WIN32)
set(LIBRARY_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)
set(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)
else()
set(LIBRARY_OUTPUT_PATH ${PROJECT_BINARY_DIR}/lib)
set(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/bin)
endif()
option(BUILD_SHARED_LIBS "Build using shared libraries" ON)
option(BUILD_SHARED_LIBS "Build using shared libraries" OFF)
include_directories(include)
#enable_language(ASM)
@@ -39,7 +34,6 @@ set(src
src/sha256.c
src/sha512.c
src/chacha20.c
src/rand.c
src/hash_drbg.c
src/block_cipher.c
src/digest.c
@@ -84,6 +78,9 @@ set(src
if (WIN32)
list(APPEND src src/u_time.c)
list(APPEND src src/rand_win.c)
else()
list(APPEND src src/rand.c)
endif()
set(broken_crypto_src

47
src/rand_win.c Normal file
View File

@@ -0,0 +1,47 @@
/*
* Copyright 2014-2022 The GmSSL Project. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
*
* http://www.apache.org/licenses/LICENSE-2.0
*/
#include <stdio.h>
#include <stdlib.h>
#include <limits.h>
#include <wincrypt.h>
#include <gmssl/error.h>
int rand_bytes(uint8_t *buf, size_t len)
{
HCRYPTPROV hCryptProv = NULL;
int ret = -1;
if (!buf) {
error_print();
return -1;
}
if (len > INT_MAX) {
error_print();
return -1;
}
if (CryptAcquireContextA(&hCryptProv, NULL, NULL, PROV_RSA_FULL,
CRYPT_VERIFYCONTEXT|CRYPT_SILENT) != TRUE) {
error_print();
return -1;
}
if (CryptGenRandom(hCryptProv, (DWORD)len, buf) != TRUE) {
error_print();
goto end;
}
ret = 1
end:
if (CryptReleaseContext(hCryptProv, 0) != TRUE) {
error_print();
ret = -1;
}
return ret;
}