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/**
###########################################################
##### @Author: Masteretsam/Mattersmine                #####
##### Date: 21 September 2015                         #####
##### File-Type: C File                               #####
##### Purpose: Md5 Algo                               #####
###########################################################
**/


#include "../../Includes/Utility/md5.h"
#include <string.h>


#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


static void MD5Transform (UInt32 state[4], unsigned char block[64]);
static void Encode (unsigned char *output, UInt32 *input, unsigned int len);
static void Decode (UInt32 *output, unsigned char *input, unsigned int len);
static void MD5_memcpy (UInt8 * output, UInt8 * input, unsigned int len);
static void MD5_memset (UInt8 * output, int value, unsigned int len);


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
};


#define F(x, y, z) (((x) & (y)) | ((~x) & (z)))
#define G(x, y, z) (((x) & (z)) | ((y) & (~z)))
#define H(x, y, z) ((x) ^ (y) ^ (z))
#define I(x, y, z) ((y) ^ ((x) | (~z)))


#define ROTATE_LEFT(x, n) (((x) << (n)) | ((x) >> (32-(n))))


#define FF(a, b, c, d, x, s, ac) { \
 (a) += F ((b), (c), (d)) + (x) + (UInt32)(ac); \
 (a) = ROTATE_LEFT ((a), (s)); \
 (a) += (b); \
  }
#define GG(a, b, c, d, x, s, ac) { \
 (a) += G ((b), (c), (d)) + (x) + (UInt32)(ac); \
 (a) = ROTATE_LEFT ((a), (s)); \
 (a) += (b); \
  }
#define HH(a, b, c, d, x, s, ac) { \
 (a) += H ((b), (c), (d)) + (x) + (UInt32)(ac); \
 (a) = ROTATE_LEFT ((a), (s)); \
 (a) += (b); \
  }
#define II(a, b, c, d, x, s, ac) { \
 (a) += I ((b), (c), (d)) + (x) + (UInt32)(ac); \
 (a) = ROTATE_LEFT ((a), (s)); \
 (a) += (b); \
  }




void MD5_Init (MD5_CTX *context)
{
  context->count[0] = context->count[1] = 0;

  context->state[0] = 0x67452301;
  context->state[1] = 0xefcdab89;
  context->state[2] = 0x98badcfe;
  context->state[3] = 0x10325476;
}


void MD5_Update (MD5_CTX *context, unsigned char *input, unsigned int inputLen)
{
  unsigned int i, index, partLen;


  index = (unsigned int)((context->count[0] >> 3) & 0x3F);


  if ((context->count[0] += ((UInt32)inputLen << 3))
   < ((UInt32)inputLen << 3))
 context->count[1]++;
  context->count[1] += ((UInt32)inputLen >> 29);


  partLen = 64 - index;


  if (inputLen >= partLen) {
 MD5_memcpy
   ((UInt8 *)&context->buffer[index], (UInt8 *)input, partLen);
 MD5Transform (context->state, context->buffer);


 for (i = partLen; i + 63 < inputLen; i += 64)
   MD5Transform (context->state, &input[i]);


 index = 0;
  }
  else
 i = 0;


  MD5_memcpy
 ((UInt8 *)&context->buffer[index], (UInt8 *)&input[i],
  inputLen-i);
}


void MD5_Final (unsigned char digest[16], MD5_CTX *context)
{
  unsigned char bits[8];
  unsigned int index, padLen;


  Encode (bits, context->count, 8);


  index = (unsigned int)((context->count[0] >> 3) & 0x3f);
  padLen = (index < 56) ? (56 - index) : (120 - index);
  MD5_Update (context, PADDING, padLen);


  MD5_Update (context, bits, 8);
  Encode (digest, context->state, 16);

  MD5_memset ((UInt8 *)context, 0, sizeof (*context));
}


static void MD5Transform (UInt32 state[4], unsigned char block[64])
{
  UInt32 a = state[0], b = state[1], c = state[2], d = state[3], x[16];


  Decode (x, block, 64);


  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
  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
  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
  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;

  MD5_memset ((UInt8 *)x, 0, sizeof (x));
}


static void Encode (unsigned char *output, UInt32 *input, unsigned int len)
{
  unsigned int i, j;


  for (i = 0, j = 0; j < len; i++, j += 4) {
 output[j] = (unsigned char)(input[i] & 0xff);
 output[j+1] = (unsigned char)((input[i] >> 8) & 0xff);
 output[j+2] = (unsigned char)((input[i] >> 16) & 0xff);
 output[j+3] = (unsigned char)((input[i] >> 24) & 0xff);
  }
}


static void Decode (UInt32 *output, unsigned char *input, unsigned int len)
{
  unsigned int i, j;


  for (i = 0, j = 0; j < len; i++, j += 4)
 output[i] = ((UInt32)input[j]) | (((UInt32)input[j+1]) << 8) |
   (((UInt32)input[j+2]) << 16) | (((UInt32)input[j+3]) << 24);
}


static void MD5_memcpy (UInt8 * output, UInt8 * input, unsigned int len)
{
    memcpy(output, input, len);
}


static void MD5_memset (UInt8 * output, int value, unsigned int len)
{
    memset(output, value, len);
}

/**
###########################################################
##### @Author: Masteretsam                            #####
##### Date: 22 September 2015                         #####
##### File-Type: C/C++ Header File                    #####
##### Purpose: Plugin-Including                       #####
###########################################################
**/


#ifndef PLUGIN_H
#define PLUGIN_H


	#include <iostream>


	using namespace std;

	namespace Plugin
	{
		string file_get_contents(const char *f_file);
		int bind(const char *plugin_filename);
	};


#endif /*PLUGIN_H */

/**
###########################################################
##### @Author: Masteretsam                            #####
##### Date: 22 September 2015                         #####
##### File-Type: C++ Source File                      #####
##### Purpose: Plugin-Including                       #####
###########################################################
**/


#include <cstdlib>
#include <cstring>
#include <fstream>
#include <sstream>


#include "../../Includes/Plugins/Plugin.h"


string Plugin::file_get_contents(const char *f_file) {
	ifstream in(f_file);
	if (!in.fail()) {
		stringstream buffer;
		buffer << in.rdbuf();
		in.close();

		return buffer.str();	
	}
	else {
		return "INVALID_DATA";
	}
}


int Plugin::bind(const char *plugin_filename) {
	string Data = file_get_contents(plugin_filename);
	if(Data != "INVALID_DATA") {
		ofstream out;
		out.open("Plugged_Functions.cpp", std::ios::app);

		if((out << Data << "\n\n\n"))
			return 1;
	}


	return 0;
}