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Added md5 and password hashing

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Signed-off-by: JDM170 <30170278+JDM170@users.noreply.github.com>
This commit is contained in:
Lev Rusanov
2020-09-13 21:58:35 +07:00
parent 900f73aaf3
commit 7ed712ed97
11 changed files with 515 additions and 70 deletions
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12
base64.h
View File

@@ -1,12 +0,0 @@
#ifndef _BASE64_H_
#define _BASE64_H_
#include <vector>
#include <string>
using namespace std;
typedef unsigned char BYTE;
string base64encode(BYTE const* buf, unsigned int bufLen);
vector<BYTE> base64decode(string const&);
#endif

48
base64.cpp → base64/base64.cpp
View File

@@ -1,7 +1,7 @@
#include "base64.h"
#include <iostream>
static const string base64_chars =
static const std::string base64_chars =
"ABCDEFGHIJKLMNOPQRSTUVWXYZ"
"abcdefghijklmnopqrstuvwxyz"
"0123456789+/";
@@ -11,29 +11,27 @@ static inline bool is_base64(BYTE c) {
return (isalnum(c) || (c == '+') || (c == '/'));
}
string base64encode(BYTE const* buf, unsigned int bufLen) {
string ret;
int i = 0;
int j = 0;
std::string base64encode(BYTE const* buf, unsigned int bufLen) {
std::string ret;
int i = 0, j = 0;
BYTE char_array_3[3];
BYTE char_array_4[4];
while (bufLen--) {
while(bufLen--) {
char_array_3[i++] = *(buf++);
if (i == 3) {
if(i == 3) {
char_array_4[0] = (char_array_3[0] & 0xfc) >> 2;
char_array_4[1] = ((char_array_3[0] & 0x03) << 4) + ((char_array_3[1] & 0xf0) >> 4);
char_array_4[2] = ((char_array_3[1] & 0x0f) << 2) + ((char_array_3[2] & 0xc0) >> 6);
char_array_4[3] = char_array_3[2] & 0x3f;
for(i = 0; (i < 4) ; i++)
for(i = 0; i < 4; i++)
ret += base64_chars[char_array_4[i]];
i = 0;
}
}
if (i)
{
if(i) {
for(j = i; j < 3; j++)
char_array_3[j] = '\0';
@@ -42,7 +40,7 @@ string base64encode(BYTE const* buf, unsigned int bufLen) {
char_array_4[2] = ((char_array_3[1] & 0x0f) << 2) + ((char_array_3[2] & 0xc0) >> 6);
char_array_4[3] = char_array_3[2] & 0x3f;
for (j = 0; (j < i + 1); j++)
for(j = 0; j < i + 1; j++)
ret += base64_chars[char_array_4[j]];
while(i++ < 3)
@@ -52,43 +50,43 @@ string base64encode(BYTE const* buf, unsigned int bufLen) {
return ret;
}
vector<BYTE> base64decode(string const& encoded_string) {
int in_len = encoded_string.size();
int i = 0;
int j = 0;
int in_ = 0;
std::vector<BYTE> base64decode(std::string const& encoded_string) {
int in_len = encoded_string.size(),
i = 0,
j = 0,
in_ = 0;
BYTE char_array_4[4], char_array_3[3];
vector<BYTE> ret;
std::vector<BYTE> ret;
while (in_len-- && (encoded_string[in_] != '=') && is_base64(encoded_string[in_])) {
while(in_len-- && (encoded_string[in_] != '=') && is_base64(encoded_string[in_])) {
char_array_4[i++] = encoded_string[in_];
in_++;
if (i == 4) {
for (i = 0; i < 4; i++)
if(i == 4) {
for(i = 0; i < 4; i++)
char_array_4[i] = base64_chars.find(char_array_4[i]);
char_array_3[0] = (char_array_4[0] << 2) + ((char_array_4[1] & 0x30) >> 4);
char_array_3[1] = ((char_array_4[1] & 0xf) << 4) + ((char_array_4[2] & 0x3c) >> 2);
char_array_3[2] = ((char_array_4[2] & 0x3) << 6) + char_array_4[3];
for (i = 0; (i < 3); i++)
for(i = 0; (i < 3); i++)
ret.push_back(char_array_3[i]);
i = 0;
}
}
if (i) {
for (j = i; j < 4; j++)
if(i) {
for(j = i; j < 4; j++)
char_array_4[j] = 0;
for (j = 0; j < 4; j++)
for(j = 0; j < 4; j++)
char_array_4[j] = base64_chars.find(char_array_4[j]);
char_array_3[0] = (char_array_4[0] << 2) + ((char_array_4[1] & 0x30) >> 4);
char_array_3[1] = ((char_array_4[1] & 0xf) << 4) + ((char_array_4[2] & 0x3c) >> 2);
char_array_3[2] = ((char_array_4[2] & 0x3) << 6) + char_array_4[3];
for (j = 0; (j < i - 1); j++)
for(j = 0; j < i - 1; j++)
ret.push_back(char_array_3[j]);
}

11
base64/base64.h Normal file
View File

@@ -0,0 +1,11 @@
#ifndef _BASE64_H_
#define _BASE64_H_
#include <vector>
#include <string>
typedef unsigned char BYTE;
std::string base64encode(BYTE const* buf, unsigned int bufLen);
std::vector<BYTE> base64decode(std::string const&);
#endif

52
main.cpp
View File

@@ -4,22 +4,22 @@
#include <thread>
#include <mutex>
#include <conio.h>
#include "base64.h"
#include "tea.h"
#include "base64/base64.h"
#include "md5/md5.h"
#include "tea/tea.h"
#define MIN(x,y) (((x)<(y)) ? (x) : (y))
using namespace std;
mutex mu;
string getFileName(const string& s, string* pathwithoutname) {
char sep = '/';
char separator = '/';
#ifdef _WIN32
sep = '\\';
separator = '\\';
#endif
size_t i = s.rfind(sep, s.length());
if (i != string::npos) {
size_t i = s.rfind(separator, s.length());
if(i != string::npos) {
pathwithoutname->clear();
pathwithoutname->append(s.substr(0, i + 1));
return s.substr(i + 1, s.length() - i);
@@ -27,22 +27,25 @@ string getFileName(const string& s, string* pathwithoutname) {
return s;
}
bool encodeFile(const string fpath, const string key)
{
string encodeKey(const string key) {
return md5(key).substr(0, 16);
}
bool encodeFile(const string fpath, const string key) {
// Key conversion
unsigned int k[4];
unsigned int kbuffer[4];
memset(k, 0, sizeof(k));
memset(kbuffer, 0, sizeof(kbuffer));
memcpy(kbuffer, key.c_str(), MIN(key.length(), 16));
for (int i = 0; i < 4; i++)
for(int i = 0; i < 4; i++)
k[i] = kbuffer[i];
mu.lock(); cout << "[OUTPUT] Key converted" << endl; mu.unlock();
// Reading file
ifstream file(fpath, ios::in | ios::binary);
struct stat results;
if (stat(fpath.c_str(), &results) != 0) {
if(stat(fpath.c_str(), &results) != 0) {
mu.lock(); cout << "[ERROR] File '" << fpath << "' not found" << endl; mu.unlock();
return false;
}
@@ -54,7 +57,7 @@ bool encodeFile(const string fpath, const string key)
// Creating buffer
size_t vbuffer_size = file_size;
if (vbuffer_size % 4 > 0)
if(vbuffer_size % 4 > 0)
vbuffer_size += 4 - (vbuffer_size % 4);
unsigned char* vbuffer = new unsigned char [vbuffer_size];
memset(vbuffer, 0, vbuffer_size);
@@ -87,9 +90,8 @@ bool encodeFile(const string fpath, const string key)
// Writing file
ofstream ofile(fullpath.c_str(), ios::out | ios::binary);
if (ofile.good()) {
if(ofile.good())
ofile.clear();
}
ofile << ob64;
ofile.close();
mu.lock(); cout << "[OUTPUT] File '" << fullpath << "' has been written" << endl; mu.unlock();
@@ -97,11 +99,10 @@ bool encodeFile(const string fpath, const string key)
return true;
}
int main(const int argc, const char* argv[])
{
// path
int main(const int argc, const char* argv[]) {
// Checking argc and file path
string fpath;
if (argc > 1) {
if(argc > 1) {
fpath.assign(argv[1]);
} else {
mu.lock();
@@ -112,21 +113,22 @@ int main(const int argc, const char* argv[])
cin >> fpath;
}
// key reader
// Reading key
string key;
cout << "[INPUT] Enter key (max 16 symbols): ";
cout << "[INPUT] Enter key: ";
cin >> key;
cout << endl;
key = encodeKey(key);
thread** threads;
if (argc > 1) {
if(argc > 1) {
threads = new thread*[argc - 1];
for (int i = 0; i < argc - 1; i++) {
for(int i = 0; i < argc - 1; i++) {
string tfpath(argv[i + 1]);
thread* t = new thread(encodeFile, tfpath, key);
thread* t = new thread(encodeFile, tfpath, key);
threads[i] = t;
}
for (int i = 0; i < argc - 1; i++) {
for(int i = 0; i < argc - 1; i++) {
threads[i]->join();
}
} else {
@@ -136,7 +138,7 @@ int main(const int argc, const char* argv[])
t->join();
}
for (size_t i = 0; i < argc - 1; i++) {
for(size_t i = 0; i < argc - 1; i++) {
delete threads[i];
}
delete[] threads;

348
md5/md5.cpp Normal file
View File

@@ -0,0 +1,348 @@
/* MD5
converted to C++ class by Frank Thilo (thilo@unix-ag.org)
for bzflag (http://www.bzflag.org)
based on:
md5.h and md5.c
reference implemantion of RFC 1321
Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
rights reserved.
License to copy and use this software is granted provided that it
is identified as the "RSA Data Security, Inc. MD5 Message-Digest
Algorithm" in all material mentioning or referencing this software
or this function.
License is also granted to make and use derivative works provided
that such works are identified as "derived from the RSA Data
Security, Inc. MD5 Message-Digest Algorithm" in all material
mentioning or referencing the derived work.
RSA Data Security, Inc. makes no representations concerning either
the merchantability of this software or the suitability of this
software for any particular purpose. It is provided "as is"
without express or implied warranty of any kind.
These notices must be retained in any copies of any part of this
documentation and/or software.
*/
/* interface header */
#include "md5.h"
/* system implementation headers */
#include <cstdio>
// Constants for MD5Transform routine.
#define S11 7
#define S12 12
#define S13 17
#define S14 22
#define S21 5
#define S22 9
#define S23 14
#define S24 20
#define S31 4
#define S32 11
#define S33 16
#define S34 23
#define S41 6
#define S42 10
#define S43 15
#define S44 21
///////////////////////////////////////////////
// F, G, H and I are basic MD5 functions.
inline MD5::uint4 MD5::F(uint4 x, uint4 y, uint4 z) {
return x&y | ~x&z;
}
inline MD5::uint4 MD5::G(uint4 x, uint4 y, uint4 z) {
return x&z | y&~z;
}
inline MD5::uint4 MD5::H(uint4 x, uint4 y, uint4 z) {
return x^y^z;
}
inline MD5::uint4 MD5::I(uint4 x, uint4 y, uint4 z) {
return y ^ (x | ~z);
}
// rotate_left rotates x left n bits.
inline MD5::uint4 MD5::rotate_left(uint4 x, int n) {
return (x << n) | (x >> (32-n));
}
// FF, GG, HH, and II transformations for rounds 1, 2, 3, and 4.
// Rotation is separate from addition to prevent recomputation.
inline void MD5::FF(uint4 &a, uint4 b, uint4 c, uint4 d, uint4 x, uint4 s, uint4 ac) {
a = rotate_left(a+ F(b,c,d) + x + ac, s) + b;
}
inline void MD5::GG(uint4 &a, uint4 b, uint4 c, uint4 d, uint4 x, uint4 s, uint4 ac) {
a = rotate_left(a + G(b,c,d) + x + ac, s) + b;
}
inline void MD5::HH(uint4 &a, uint4 b, uint4 c, uint4 d, uint4 x, uint4 s, uint4 ac) {
a = rotate_left(a + H(b,c,d) + x + ac, s) + b;
}
inline void MD5::II(uint4 &a, uint4 b, uint4 c, uint4 d, uint4 x, uint4 s, uint4 ac) {
a = rotate_left(a + I(b,c,d) + x + ac, s) + b;
}
//////////////////////////////////////////////
// default ctor, just initailize
MD5::MD5() {
init();
}
//////////////////////////////////////////////
// nifty shortcut ctor, compute MD5 for string and finalize it right away
MD5::MD5(const std::string &text) {
init();
update(text.c_str(), text.length());
finalize();
}
//////////////////////////////
void MD5::init() {
finalized = false;
count[0] = 0;
count[1] = 0;
// load magic initialization constants.
state[0] = 0x67452301;
state[1] = 0xefcdab89;
state[2] = 0x98badcfe;
state[3] = 0x10325476;
}
//////////////////////////////
// decodes input (unsigned char) into output (uint4). Assumes len is a multiple of 4.
void MD5::decode(uint4 output[], const uint1 input[], size_type len) {
for(unsigned int i = 0, j = 0; j < len; i++, j += 4)
output[i] = ((uint4)input[j]) | (((uint4)input[j + 1]) << 8) |
(((uint4)input[j + 2]) << 16) | (((uint4)input[j + 3]) << 24);
}
//////////////////////////////
// encodes input (uint4) into output (unsigned char). Assumes len is
// a multiple of 4.
void MD5::encode(uint1 output[], const uint4 input[], size_type len) {
for(size_type i = 0, j = 0; j < len; i++, j += 4) {
output[j] = input[i] & 0xff;
output[j + 1] = (input[i] >> 8) & 0xff;
output[j + 2] = (input[i] >> 16) & 0xff;
output[j + 3] = (input[i] >> 24) & 0xff;
}
}
//////////////////////////////
// apply MD5 algo on a block
void MD5::transform(const uint1 block[blocksize]) {
uint4 a = state[0], b = state[1], c = state[2], d = state[3], x[16];
decode(x, block, blocksize);
/* Round 1 */
FF(a, b, c, d, x[ 0], S11, 0xd76aa478); /* 1 */
FF(d, a, b, c, x[ 1], S12, 0xe8c7b756); /* 2 */
FF(c, d, a, b, x[ 2], S13, 0x242070db); /* 3 */
FF(b, c, d, a, x[ 3], S14, 0xc1bdceee); /* 4 */
FF(a, b, c, d, x[ 4], S11, 0xf57c0faf); /* 5 */
FF(d, a, b, c, x[ 5], S12, 0x4787c62a); /* 6 */
FF(c, d, a, b, x[ 6], S13, 0xa8304613); /* 7 */
FF(b, c, d, a, x[ 7], S14, 0xfd469501); /* 8 */
FF(a, b, c, d, x[ 8], S11, 0x698098d8); /* 9 */
FF(d, a, b, c, x[ 9], S12, 0x8b44f7af); /* 10 */
FF(c, d, a, b, x[10], S13, 0xffff5bb1); /* 11 */
FF(b, c, d, a, x[11], S14, 0x895cd7be); /* 12 */
FF(a, b, c, d, x[12], S11, 0x6b901122); /* 13 */
FF(d, a, b, c, x[13], S12, 0xfd987193); /* 14 */
FF(c, d, a, b, x[14], S13, 0xa679438e); /* 15 */
FF(b, c, d, a, x[15], S14, 0x49b40821); /* 16 */
/* Round 2 */
GG(a, b, c, d, x[ 1], S21, 0xf61e2562); /* 17 */
GG(d, a, b, c, x[ 6], S22, 0xc040b340); /* 18 */
GG(c, d, a, b, x[11], S23, 0x265e5a51); /* 19 */
GG(b, c, d, a, x[ 0], S24, 0xe9b6c7aa); /* 20 */
GG(a, b, c, d, x[ 5], S21, 0xd62f105d); /* 21 */
GG(d, a, b, c, x[10], S22, 0x2441453); /* 22 */
GG(c, d, a, b, x[15], S23, 0xd8a1e681); /* 23 */
GG(b, c, d, a, x[ 4], S24, 0xe7d3fbc8); /* 24 */
GG(a, b, c, d, x[ 9], S21, 0x21e1cde6); /* 25 */
GG(d, a, b, c, x[14], S22, 0xc33707d6); /* 26 */
GG(c, d, a, b, x[ 3], S23, 0xf4d50d87); /* 27 */
GG(b, c, d, a, x[ 8], S24, 0x455a14ed); /* 28 */
GG(a, b, c, d, x[13], S21, 0xa9e3e905); /* 29 */
GG(d, a, b, c, x[ 2], S22, 0xfcefa3f8); /* 30 */
GG(c, d, a, b, x[ 7], S23, 0x676f02d9); /* 31 */
GG(b, c, d, a, x[12], S24, 0x8d2a4c8a); /* 32 */
/* Round 3 */
HH(a, b, c, d, x[ 5], S31, 0xfffa3942); /* 33 */
HH(d, a, b, c, x[ 8], S32, 0x8771f681); /* 34 */
HH(c, d, a, b, x[11], S33, 0x6d9d6122); /* 35 */
HH(b, c, d, a, x[14], S34, 0xfde5380c); /* 36 */
HH(a, b, c, d, x[ 1], S31, 0xa4beea44); /* 37 */
HH(d, a, b, c, x[ 4], S32, 0x4bdecfa9); /* 38 */
HH(c, d, a, b, x[ 7], S33, 0xf6bb4b60); /* 39 */
HH(b, c, d, a, x[10], S34, 0xbebfbc70); /* 40 */
HH(a, b, c, d, x[13], S31, 0x289b7ec6); /* 41 */
HH(d, a, b, c, x[ 0], S32, 0xeaa127fa); /* 42 */
HH(c, d, a, b, x[ 3], S33, 0xd4ef3085); /* 43 */
HH(b, c, d, a, x[ 6], S34, 0x4881d05); /* 44 */
HH(a, b, c, d, x[ 9], S31, 0xd9d4d039); /* 45 */
HH(d, a, b, c, x[12], S32, 0xe6db99e5); /* 46 */
HH(c, d, a, b, x[15], S33, 0x1fa27cf8); /* 47 */
HH(b, c, d, a, x[ 2], S34, 0xc4ac5665); /* 48 */
/* Round 4 */
II(a, b, c, d, x[ 0], S41, 0xf4292244); /* 49 */
II(d, a, b, c, x[ 7], S42, 0x432aff97); /* 50 */
II(c, d, a, b, x[14], S43, 0xab9423a7); /* 51 */
II(b, c, d, a, x[ 5], S44, 0xfc93a039); /* 52 */
II(a, b, c, d, x[12], S41, 0x655b59c3); /* 53 */
II(d, a, b, c, x[ 3], S42, 0x8f0ccc92); /* 54 */
II(c, d, a, b, x[10], S43, 0xffeff47d); /* 55 */
II(b, c, d, a, x[ 1], S44, 0x85845dd1); /* 56 */
II(a, b, c, d, x[ 8], S41, 0x6fa87e4f); /* 57 */
II(d, a, b, c, x[15], S42, 0xfe2ce6e0); /* 58 */
II(c, d, a, b, x[ 6], S43, 0xa3014314); /* 59 */
II(b, c, d, a, x[13], S44, 0x4e0811a1); /* 60 */
II(a, b, c, d, x[ 4], S41, 0xf7537e82); /* 61 */
II(d, a, b, c, x[11], S42, 0xbd3af235); /* 62 */
II(c, d, a, b, x[ 2], S43, 0x2ad7d2bb); /* 63 */
II(b, c, d, a, x[ 9], S44, 0xeb86d391); /* 64 */
state[0] += a;
state[1] += b;
state[2] += c;
state[3] += d;
// Zeroize sensitive information.
memset(x, 0, sizeof x);
}
//////////////////////////////
// MD5 block update operation. Continues an MD5 message-digest
// operation, processing another message block
void MD5::update(const unsigned char input[], size_type length) {
// compute number of bytes mod 64
size_type index = count[0] / 8 % blocksize;
// Update number of bits
if((count[0] += (length << 3)) < (length << 3))
count[1]++;
count[1] += (length >> 29);
// number of bytes we need to fill in buffer
size_type firstpart = 64 - index;
size_type i;
// transform as many times as possible.
if(length >= firstpart) {
// fill buffer first, transform
memcpy(&buffer[index], input, firstpart);
transform(buffer);
// transform chunks of blocksize (64 bytes)
for(i = firstpart; i + blocksize <= length; i += blocksize)
transform(&input[i]);
index = 0;
}
else
i = 0;
// buffer remaining input
memcpy(&buffer[index], &input[i], length-i);
}
//////////////////////////////
// for convenience provide a verson with signed char
void MD5::update(const char input[], size_type length) {
update((const unsigned char*)input, length);
}
//////////////////////////////
// MD5 finalization. Ends an MD5 message-digest operation, writing the
// the message digest and zeroizing the context.
MD5& MD5::finalize() {
static unsigned char padding[64] = {
0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
if(!finalized) {
// Save number of bits
unsigned char bits[8];
encode(bits, count, 8);
// pad out to 56 mod 64.
size_type index = count[0] / 8 % 64;
size_type padLen = (index < 56) ? (56 - index) : (120 - index);
update(padding, padLen);
// Append length (before padding)
update(bits, 8);
// Store state in digest
encode(digest, state, 16);
// Zeroize sensitive information.
memset(buffer, 0, sizeof buffer);
memset(count, 0, sizeof count);
finalized = true;
}
return *this;
}
//////////////////////////////
// return hex representation of digest as string
std::string MD5::hexdigest() const {
if(!finalized)
return "";
char buf[33];
for(int i = 0; i < 16; i++)
sprintf(buf + i * 2, "%02x", digest[i]);
buf[32] = 0;
return std::string(buf);
}
//////////////////////////////
std::ostream& operator<<(std::ostream& out, MD5 md5) {
return out << md5.hexdigest();
}
//////////////////////////////
std::string md5(const std::string str) {
MD5 md5 = MD5(str);
return md5.hexdigest();
}

93
md5/md5.h Normal file
View File

@@ -0,0 +1,93 @@
/* MD5
converted to C++ class by Frank Thilo (thilo@unix-ag.org)
for bzflag (http://www.bzflag.org)
based on:
md5.h and md5.c
reference implementation of RFC 1321
Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All
rights reserved.
License to copy and use this software is granted provided that it
is identified as the "RSA Data Security, Inc. MD5 Message-Digest
Algorithm" in all material mentioning or referencing this software
or this function.
License is also granted to make and use derivative works provided
that such works are identified as "derived from the RSA Data
Security, Inc. MD5 Message-Digest Algorithm" in all material
mentioning or referencing the derived work.
RSA Data Security, Inc. makes no representations concerning either
the merchantability of this software or the suitability of this
software for any particular purpose. It is provided "as is"
without express or implied warranty of any kind.
These notices must be retained in any copies of any part of this
documentation and/or software.
*/
#ifndef BZF_MD5_H
#define BZF_MD5_H
#include <cstring>
#include <iostream>
// a small class for calculating MD5 hashes of strings or byte arrays
// it is not meant to be fast or secure
//
// usage: 1) feed it blocks of uchars with update()
// 2) finalize()
// 3) get hexdigest() string
// or
// MD5(std::string).hexdigest()
//
// assumes that char is 8 bit and int is 32 bit
class MD5
{
public:
typedef unsigned int size_type; // must be 32bit
MD5();
MD5(const std::string& text);
void update(const unsigned char *buf, size_type length);
void update(const char *buf, size_type length);
MD5& finalize();
std::string hexdigest() const;
friend std::ostream& operator<<(std::ostream&, MD5 md5);
private:
void init();
typedef unsigned char uint1; // 8bit
typedef unsigned int uint4; // 32bit
enum {blocksize = 64}; // VC6 won't eat a const static int here
void transform(const uint1 block[blocksize]);
static void decode(uint4 output[], const uint1 input[], size_type len);
static void encode(uint1 output[], const uint4 input[], size_type len);
bool finalized;
uint1 buffer[blocksize]; // bytes that didn't fit in last 64 byte chunk
uint4 count[2]; // 64bit counter for number of bits (lo, hi)
uint4 state[4]; // digest so far
uint1 digest[16]; // the result
// low level logic operations
static inline uint4 F(uint4 x, uint4 y, uint4 z);
static inline uint4 G(uint4 x, uint4 y, uint4 z);
static inline uint4 H(uint4 x, uint4 y, uint4 z);
static inline uint4 I(uint4 x, uint4 y, uint4 z);
static inline uint4 rotate_left(uint4 x, int n);
static inline void FF(uint4 &a, uint4 b, uint4 c, uint4 d, uint4 x, uint4 s, uint4 ac);
static inline void GG(uint4 &a, uint4 b, uint4 c, uint4 d, uint4 x, uint4 s, uint4 ac);
static inline void HH(uint4 &a, uint4 b, uint4 c, uint4 d, uint4 x, uint4 s, uint4 ac);
static inline void II(uint4 &a, uint4 b, uint4 c, uint4 d, uint4 x, uint4 s, uint4 ac);
};
std::string md5(const std::string str);
#endif

10
project.cbp
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@@ -31,11 +31,13 @@
<Compiler>
<Add option="-Wall" />
</Compiler>
<Unit filename="base64.cpp" />
<Unit filename="base64.h" />
<Unit filename="base64/base64.cpp" />
<Unit filename="base64/base64.h" />
<Unit filename="main.cpp" />
<Unit filename="tea.cpp" />
<Unit filename="tea.h" />
<Unit filename="md5/md5.cpp" />
<Unit filename="md5/md5.h" />
<Unit filename="tea/tea.cpp" />
<Unit filename="tea/tea.h" />
<Extensions />
</Project>
</CodeBlocks_project_file>

0
tea.cpp → tea/tea.cpp
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0
tea.h → tea/tea.h
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9
test/mta_decode.lua
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@@ -1,15 +1,18 @@
local key = "JdzFR2XLDaBtpGGD" -- Model key
local fileName = "test.txd" -- File name
-- Opening crypted file
local file = fileOpen("test.txd.enc")
local file = fileOpen(fileName..".enc")
local fileData = fileRead(file, fileGetSize(file))
fileClose(file)
-- Decoding file data
local decoded = teaDecode(fileData, "JdzFR2XLDaBtpGGD")
local decoded = teaDecode(fileData, string.sub(utf8.lower(md5(key)), 1, 16))
fileData = nil
-- Writing uncrypted data to clean file
file = fileCreate("test.txd.dec")
file = fileCreate(fileName..".dec")
fileWrite(file, decoded)
fileClose(file)

2
test/test.txd.enc
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