Contents
1
.
cryptohash
2
.
Usage
2.1
.
SHA-1
2.2
.
hexdigestfile
2.3
.
SHA-256
1
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cryptohash
#
Microsoft Cryptographic Provider를 쉽게 사용할 수 있는 헬퍼 템플릿 클래스.
cryptohash.h
(6.41 KB)
/* * Authod: Marius Bancila (http://mariusbancila.ro) * License: Code Project Open License * Disclaimer: The software is provided "as-is". No claim of suitability, guarantee, or any warranty whatsoever is provided. * Published: 19.09.2012 */ #pragma once #include <Windows.h> #include <WinCrypt.h> #pragma comment(lib, "Advapi32.lib") ...
2
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Usage
#
2.1
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SHA-1
#
CString strMsg("ABCDE"); CString strHash; CT2CA pszConvertedAnsiString(strMsg); string msg(pszConvertedAnsiString); crypto::sha1_helper_t hash_helper; string hash = hash_helper.hexdigesttext(msg); strHash.Format(L"Result= %S", hash.c_str()); OutputDebugString(strHash);
Result= 7be07aaf460d593a323d0db33da05b64bfdcb3a5
2.2
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hexdigestfile
#
CString strFilename("C:\\test_file.exe"); CString strHash; CT2CA pszConvertedAnsiString(strFilename); string target(pszConvertedAnsiString); crypto::sha1_helper_t hash_helper; string hash = hash_helper.hexdigestfile(target.c_str()); if (hash.empty()) { CString str; str.Format(L"SHA1 HASH Error code: %d; Error message: %S", hash_helper.lasterror().errorCode, hash_helper.lasterror().errorMessage.c_str()); OutputDebugString(str); return FALSE; } strHash.Format(_T("Result= %S"), hash.c_str()); OutputDebugString(strHash);
Result= a735aff97994ad5ec4db1762697cc7faeff3a2f0
2.3
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SHA-256
#
알고리즘 추가 하려면 다음을 참조하여 패치한다.
cryptohash.h *************** *** 91,98 **** if(!::CryptAcquireContext( &m_hCryptProv, NULL, ! NULL, ! PROV_RSA_FULL, CRYPT_VERIFYCONTEXT | CRYPT_MACHINE_KEYSET)) { m_lasterror = errorinfo_t(GetLastError(), "Failed to acquire cryptographic context."); --- 91,98 ---- if(!::CryptAcquireContext( &m_hCryptProv, NULL, ! MS_ENH_RSA_AES_PROV, ! PROV_RSA_AES, CRYPT_VERIFYCONTEXT | CRYPT_MACHINE_KEYSET)) { m_lasterror = errorinfo_t(GetLastError(), "Failed to acquire cryptographic context."); *************** *** 301,309 **** --- 301,311 ---- typedef cryptohash_t<CALG_MD4> md4_t; typedef cryptohash_t<CALG_MD5> md5_t; typedef cryptohash_t<CALG_SHA1> sha1_t; + typedef cryptohash_t<CALG_SHA_256> sha256_t; typedef cryptohash_helper_t<CALG_MD2> md2_helper_t; typedef cryptohash_helper_t<CALG_MD4> md4_helper_t; typedef cryptohash_helper_t<CALG_MD5> md5_helper_t; typedef cryptohash_helper_t<CALG_SHA1> sha1_helper_t; + typedef cryptohash_helper_t<CALG_SHA_256> sha256_helper_t; }
string msg("..."); crypto::sha256_helper_t hash_helper; string hash = hash_helper.hexdigesttext(msg, TRUE);
C++
MD5
SHA-1
Usage
cryptohash.h
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last modified 2015-01-08 10:33:49
