The main release package of Ashita v3. Contains all the needed files for users to get up and running. Used by the launcher/injector to auto-update as well. https://ashitaxi.com/
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/**
* Ashita - Copyright (c) 2014 - 2017 atom0s [[email protected]]
*
* This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
* To view a copy of this license, visit http://creativecommons.org/licenses/by-nc-nd/4.0/ or send a letter to
* Creative Commons, PO Box 1866, Mountain View, CA 94042, USA.
*
* By using Ashita, you agree to the above license and its terms.
*
* Attribution - You must give appropriate credit, provide a link to the license and indicate if changes were
* made. You must do so in any reasonable manner, but not in any way that suggests the licensor
* endorses you or your use.
*
* Non-Commercial - You may not use the material (Ashita) for commercial purposes.
*
* No-Derivatives - If you remix, transform, or build upon the material (Ashita), you may not distribute the
* modified material. You are, however, allowed to submit the modified works back to the original
* Ashita project in attempt to have it added to the original project.
*
* You may not apply legal terms or technological measures that legally restrict others
* from doing anything the license permits.
*
* No warranties are given.
*/
#ifndef __ASHITA_AS_BINARYDATA_H_INCLUDED__
#define __ASHITA_AS_BINARYDATA_H_INCLUDED__
#if defined (_MSC_VER) && (_MSC_VER >= 1020)
#pragma once
#endif
/**
* Credits to the original ProjectXI team for these functions which is where they have
* originated from. (See CBasePacket of the ProjectXI source code base.)
*/
namespace Ashita
{
class BinaryData
{
public:
/**
* Packs data into the given buffer. (Big Endian)
*/
static uint32_t PackBitsBE(uint8_t* data, uint64_t value, uint32_t offset, uint8_t len)
{
return PackBitsBE(data, value, 0, offset, len);
}
/**
* Packs data into the given buffer. (Big Endian)
*/
static uint32_t PackBitsBE(uint8_t* data, uint64_t value, uint32_t byteOffset, uint32_t bitOffset, uint8_t len)
{
byteOffset += bitOffset >> 3;
bitOffset %= 8;
auto bitmask = (uint64_t)0xFFFFFFFFFFFFFFFFLL;
bitmask >>= 64 - len;
bitmask <<= bitOffset;
value <<= bitOffset;
value &= bitmask;
bitmask ^= 0xFFFFFFFFFFFFFFFFLL;
if (len + bitOffset <= 8)
{
auto dataPointer = (uint8_t*)&data[byteOffset];
auto bitmaskUC = (uint8_t)bitmask;
auto valueUC = (uint8_t)value;
*dataPointer &= bitmaskUC;
*dataPointer |= valueUC;
}
else if (len + bitOffset <= 16)
{
auto dataPointer = (uint16_t*)&data[byteOffset];
auto bitmaskUC = (uint16_t)bitmask;
auto valueUC = (uint16_t)value;
*dataPointer &= bitmaskUC;
*dataPointer |= valueUC;
}
else if (len + bitOffset <= 32)
{
auto dataPointer = (uint32_t*)&data[byteOffset];
auto bitmaskUC = (uint32_t)bitmask;
auto valueUC = (uint32_t)value;
*dataPointer &= bitmaskUC;
*dataPointer |= valueUC;
}
else if (len + bitOffset <= 64)
{
auto dataPointer = (uint64_t*)&data[byteOffset];
*dataPointer &= bitmask;
*dataPointer |= value;
}
else
{
// We should not get here.. an error occurred..
// data size > 64bits
}
return (byteOffset << 3) + bitOffset + len;
}
/**
* Unpacks data from the given buffer. (Big Endian)
*/
static uint64_t UnpackBitsBE(uint8_t* data, uint32_t offset, uint8_t len)
{
return UnpackBitsBE(data, 0, offset, len);
}
/**
* Unpacks data from the given buffer. (Big Endian)
*/
static uint64_t UnpackBitsBE(uint8_t* data, uint32_t byteOffset, uint32_t bitOffset, uint8_t len)
{
byteOffset += (bitOffset >> 3);
bitOffset %= 8;
uint64_t retVal;
auto bitmask = (uint64_t)0xFFFFFFFFFFFFFFFFLL;
bitmask >>= (64 - len);
bitmask <<= bitOffset;
if (len + bitOffset <= 8)
{
auto dataPointer = (uint8_t*)&data[byteOffset];
retVal = (*dataPointer&(uint8_t)bitmask) >> bitOffset;
}
else if (len + bitOffset <= 16)
{
auto dataPointer = (uint16_t*)&data[byteOffset];
retVal = (*dataPointer&(uint16_t)bitmask) >> bitOffset;
}
else if (len + bitOffset <= 32)
{
auto dataPointer = (uint32_t*)&data[byteOffset];
retVal = (*dataPointer&(uint32_t)bitmask) >> bitOffset;
}
else if (len + bitOffset <= 64)
{
auto dataPointer = (uint64_t*)&data[byteOffset];
retVal = (*dataPointer&(uint64_t)bitmask) >> bitOffset;
}
else
{
// We should not get here.. an error occurred..
// data size > 64bits
return 0;
}
return retVal;
}
/**
* Packs data into the given buffer. (Little Endian)
*/
static uint32_t PackBitsLE(uint8_t* data, uint64_t value, uint32_t offset, uint8_t len)
{
return PackBitsLE(data, value, 0, offset, len);
}
/**
* Packs data into the given buffer. (Little Endian)
*/
static uint32_t PackBitsLE(uint8_t* data, uint64_t value, uint32_t byteOffset, uint32_t bitOffset, uint8_t len)
{
byteOffset += bitOffset >> 3;
bitOffset %= 8;
uint8_t bytesNeeded;
if (bitOffset + len <= 8)
bytesNeeded = 1;
else if (bitOffset + len <= 16)
bytesNeeded = 2;
else if (bitOffset + len <= 32)
bytesNeeded = 4;
else if (bitOffset + len <= 64)
bytesNeeded = 8;
else
{
// We should not get here.. an error occurred..
// data size > 64bits
return 0;
}
auto modifieddata = new uint8_t[bytesNeeded];
for (uint8_t curByte = 0; curByte < bytesNeeded; ++curByte)
{
modifieddata[curByte] = data[byteOffset + (bytesNeeded - 1) - curByte];
}
int newBitOffset = (bytesNeeded << 3) - (bitOffset + len);
PackBitsBE(&modifieddata[0], value, 0, newBitOffset, len);
for (uint8_t curByte = 0; curByte < bytesNeeded; ++curByte)
{
data[byteOffset + (bytesNeeded - 1) - curByte] = modifieddata[curByte];
}
if (modifieddata)
delete[] modifieddata;
return (byteOffset << 3) + bitOffset + len;
}
/**
* Unpacks data from the given buffer. (Little Endian)
*/
static uint64_t UnpackBitsLE(uint8_t* data, uint32_t offset, uint8_t len)
{
return UnpackBitsLE(data, 0, offset, len);
}
/**
* Unpacks data from the given buffer. (Little Endian)
*/
static uint64_t UnpackBitsLE(uint8_t* data, uint32_t byteOffset, uint32_t bitOffset, uint8_t len)
{
byteOffset += bitOffset >> 3;
bitOffset %= 8;
uint8_t bytesNeeded;
if (bitOffset + len <= 8)
bytesNeeded = 1;
else if (bitOffset + len <= 16)
bytesNeeded = 2;
else if (bitOffset + len <= 32)
bytesNeeded = 4;
else if (bitOffset + len <= 64)
bytesNeeded = 8;
else
{
// We should not get here.. an error occurred..
// data size > 64bits
return 0;
}
uint64_t retVal;
auto modifieddata = new uint8_t[bytesNeeded];
for (uint8_t curByte = 0; curByte < bytesNeeded; ++curByte)
{
modifieddata[curByte] = data[byteOffset + (bytesNeeded - 1) - curByte];
}
if (bytesNeeded == 1)
{
uint8_t bitmask = 0xFF >> bitOffset;
retVal = (modifieddata[0] & bitmask) >> (8 - (len + bitOffset));
}
else
{
int newBitOffset = (bytesNeeded * 8) - (bitOffset + len);
retVal = UnpackBitsBE(&modifieddata[0], 0, newBitOffset, len);
}
if (modifieddata)
delete[] modifieddata;
return retVal;
}
};
}; // Ashita
#endif // __ASHITA_AS_BINARYDATA_H_INCLUDED__