mirror of
https://github.com/4jcraft/4jcraft.git
synced 2026-04-23 23:23:36 +00:00
56 lines
1.7 KiB
C++
56 lines
1.7 KiB
C++
#include "../Platform/stdafx.h"
|
|
#include <iostream>
|
|
#include <iomanip>
|
|
#include <sstream>
|
|
#if defined(_WIN32)
|
|
#include <xhash>
|
|
#elif defined (__EMSCRIPTEN__)
|
|
// no.
|
|
#else
|
|
#include <openssl/md5.h>
|
|
#include <openssl/evp.h>
|
|
#endif // _WIN32
|
|
#include "Hasher.h"
|
|
|
|
Hasher::Hasher(std::wstring& salt) { this->salt = salt; }
|
|
|
|
std::wstring Hasher::getHash(std::wstring& name) {
|
|
#if defined(_WIN32)
|
|
// 4J Stu - Removed try/catch
|
|
// try {
|
|
std::wstring s = std::wstring(salt).append(name);
|
|
// MessageDigest m;
|
|
// m = MessageDigest.getInstance("MD5");
|
|
// m.update(s.getBytes(), 0, s.length());
|
|
// return new BigInteger(1, m.digest()).toString(16);
|
|
|
|
// TODO 4J Stu - Will this hash us with the same distribution as the MD5?
|
|
return _toString(hash_value(s));
|
|
//}
|
|
// catch (NoSuchAlgorithmException e)
|
|
//{
|
|
// throw new RuntimeException(e);
|
|
//}
|
|
#elif defined(__EMSCRIPTEN__)
|
|
std::wstring s = std::wstring(salt).append(name);
|
|
return s;
|
|
#else
|
|
// adapted from a SSL example
|
|
std::wstring combined = salt + name;
|
|
std::string combined_str(combined.begin(), combined.end());
|
|
unsigned char result[EVP_MAX_MD_SIZE];
|
|
EVP_MD_CTX* md5_ctx = EVP_MD_CTX_new();
|
|
EVP_DigestInit_ex(md5_ctx, EVP_md5(), NULL);
|
|
EVP_DigestUpdate(md5_ctx, combined_str.c_str(), combined_str.size());
|
|
unsigned int result_len;
|
|
EVP_DigestFinal_ex(md5_ctx, result, &result_len);
|
|
EVP_MD_CTX_free(md5_ctx);
|
|
std::stringstream ss;
|
|
for (unsigned int i = 0; i < result_len; i++) {
|
|
ss << std::setw(2) << std::setfill('0') << std::hex << (int)result[i];
|
|
}
|
|
std::string hash_str = ss.str();
|
|
return std::wstring(hash_str.begin(), hash_str.end());
|
|
#endif
|
|
}
|