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This commit is contained in:
KimLS
2019-08-25 14:45:54 -07:00
parent 83cae7aaf3
commit 72a922f2ba
47 changed files with 596 additions and 1812 deletions
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loginserver/encryption.cpp
+114 -3
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@@ -1,6 +1,14 @@
#ifdef EQEMU_USE_OPENSSL
#include <openssl/des.h>
#include <openssl/sha.h>
#include <openssl/md5.h>
#endif
#ifdef EQEMU_USE_MBEDTLS
#include <mbedtls/des.h>
#include <mbedtls/md5.h>
#include <mbedtls/sha1.h>
#include <mbedtls/sha512.h>
#endif
#include <cstring>
#include <string>
#ifdef ENABLE_SECURITY
@@ -8,22 +16,90 @@
#endif
const char* eqcrypt_block(const char *buffer_in, size_t buffer_in_sz, char* buffer_out, bool enc) {
#ifdef EQEMU_USE_MBEDTLS
if (enc) {
if (buffer_in_sz % 8 != 0) {
auto temp_buffer_sz = ((buffer_in_sz / 8) + 1) * 8;
unsigned char *temp_buffer = new unsigned char[temp_buffer_sz];
unsigned char *temp_buffer_in = &temp_buffer[0];
unsigned char *temp_buffer_out = &temp_buffer[temp_buffer_sz];
memset(temp_buffer, 0, temp_buffer_sz * 2);
memcpy(temp_buffer_in, buffer_in, buffer_in_sz);
unsigned char key[MBEDTLS_DES_KEY_SIZE];
unsigned char iv[8];
memset(&key, 0, MBEDTLS_DES_KEY_SIZE);
memset(&iv, 0, 8);
mbedtls_des_context context;
mbedtls_des_setkey_enc(&context, key);
mbedtls_des_crypt_cbc(&context, MBEDTLS_DES_ENCRYPT, temp_buffer_sz, iv, (const unsigned char*)temp_buffer_in, (unsigned char*)temp_buffer_out);
memcpy(buffer_out, temp_buffer_out, temp_buffer_sz);
delete[] temp_buffer;
}
else {
unsigned char key[MBEDTLS_DES_KEY_SIZE];
unsigned char iv[8];
memset(&key, 0, MBEDTLS_DES_KEY_SIZE);
memset(&iv, 0, 8);
mbedtls_des_context context;
mbedtls_des_setkey_enc(&context, key);
mbedtls_des_crypt_cbc(&context, MBEDTLS_DES_ENCRYPT, buffer_in_sz, iv, (const unsigned char*)buffer_in, (unsigned char*)buffer_out);
}
}
else {
if (buffer_in_sz && buffer_in_sz % 8 != 0) {
return nullptr;
}
unsigned char key[MBEDTLS_DES_KEY_SIZE];
unsigned char iv[8];
memset(&key, 0, MBEDTLS_DES_KEY_SIZE);
memset(&iv, 0, 8);
mbedtls_des_context context;
mbedtls_des_setkey_dec(&context, key);
mbedtls_des_crypt_cbc(&context, MBEDTLS_DES_DECRYPT, buffer_in_sz, iv, (const unsigned char*)buffer_in, (unsigned char*)buffer_out);
}
#endif
#ifdef EQEMU_USE_OPENSSL
DES_key_schedule k;
DES_cblock v;
memset(&k, 0, sizeof(DES_key_schedule));
memset(&v, 0, sizeof(DES_cblock));
if (!enc && buffer_in_sz && buffer_in_sz % 8 != 0) {
return nullptr;
}
DES_ncbc_encrypt((const unsigned char*)buffer_in, (unsigned char*)buffer_out, (long)buffer_in_sz, &k, &v, enc);
#endif
return buffer_out;
}
std::string eqcrypt_md5(const std::string &msg) {
std::string ret;
ret.reserve(32);
#ifdef EQEMU_USE_MBEDTLS
unsigned char digest[16];
char temp[4];
if (0 == mbedtls_md5_ret((const unsigned char*)msg.c_str(), msg.length(), digest)) {
for (int i = 0; i < 16; ++i) {
sprintf(&temp[0], "%02x", digest[i]);
ret.push_back(temp[0]);
ret.push_back(temp[1]);
}
}
#endif
#ifdef EQEMU_USE_OPENSSL
unsigned char md5_digest[16];
char tmp[4];
@@ -34,12 +110,29 @@ std::string eqcrypt_md5(const std::string &msg) {
ret.push_back(tmp[0]);
ret.push_back(tmp[1]);
}
#endif
return ret;
}
std::string eqcrypt_sha1(const std::string &msg) {
std::string ret;
ret.reserve(40);
#ifdef EQEMU_USE_MBEDTLS
unsigned char digest[20];
char temp[4];
if (0 == mbedtls_sha1_ret((const unsigned char*)msg.c_str(), msg.length(), digest)) {
for (int i = 0; i < 20; ++i) {
sprintf(&temp[0], "%02x", digest[i]);
ret.push_back(temp[0]);
ret.push_back(temp[1]);
}
}
#endif
#ifdef EQEMU_USE_OPENSSL
unsigned char sha_digest[20];
char tmp[4];
@@ -50,12 +143,29 @@ std::string eqcrypt_sha1(const std::string &msg) {
ret.push_back(tmp[0]);
ret.push_back(tmp[1]);
}
#endif
return ret;
}
std::string eqcrypt_sha512(const std::string &msg) {
std::string ret;
ret.reserve(128);
#ifdef EQEMU_USE_MBEDTLS
unsigned char digest[64];
char temp[4];
if (0 == mbedtls_sha512_ret((const unsigned char*)msg.c_str(), msg.length(), digest, 0)) {
for (int i = 0; i < 64; ++i) {
sprintf(&temp[0], "%02x", digest[i]);
ret.push_back(temp[0]);
ret.push_back(temp[1]);
}
}
#endif
#ifdef EQEMU_USE_OPENSSL
unsigned char sha_digest[64];
char tmp[4];
@@ -66,6 +176,7 @@ std::string eqcrypt_sha512(const std::string &msg) {
ret.push_back(tmp[0]);
ret.push_back(tmp[1]);
}
#endif
return ret;
}