binaryninja-api/databuffer.cpp at dev · Vector35/binaryninja-api · GitHub

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// Permission is hereby granted, free of charge, to any person obtaining a copy

// of this software and associated documentation files (the "Software"), to

// deal in the Software without restriction, including without limitation the

// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or

// sell copies of the Software, and to permit persons to whom the Software is

// furnished to do so, subject to the following conditions:

// The above copyright notice and this permission notice shall be included in

// all copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS

// IN THE SOFTWARE.

#include "binaryninjaapi.h"

using namespace BinaryNinja;

using namespace std;

DataBuffer::DataBuffer()

{

m_buffer = BNCreateDataBuffer(nullptr, 0);

}

DataBuffer::DataBuffer(size_t len)

{

m_buffer = BNCreateDataBuffer(nullptr, len);

}

DataBuffer::DataBuffer(const void* data, size_t len)

{

m_buffer = BNCreateDataBuffer(data, len);

}

DataBuffer::DataBuffer(const DataBuffer& buf)

{

m_buffer = BNDuplicateDataBuffer(buf.m_buffer);

}

DataBuffer::DataBuffer(DataBuffer&& buf)

{

m_buffer = buf.m_buffer;

buf.m_buffer = BNCreateDataBuffer(nullptr, 0);

}

DataBuffer::DataBuffer(BNDataBuffer* buf)

{

m_buffer = buf;

}

DataBuffer::~DataBuffer()

{

BNFreeDataBuffer(m_buffer);

}

DataBuffer& DataBuffer::operator=(const DataBuffer& buf)

{

if (this != &buf)

{

BNFreeDataBuffer(m_buffer);

m_buffer = BNDuplicateDataBuffer(buf.m_buffer);

}

return *this;

}

DataBuffer& DataBuffer::operator=(DataBuffer&& buf)

{

if (this != &buf)

{

BNClearDataBuffer(m_buffer);

BNDataBuffer* temp = m_buffer;

m_buffer = buf.m_buffer;

buf.m_buffer = temp;

}

return *this;

}

bool DataBuffer::operator==(const DataBuffer& other) const

{

uint8_t* data = (uint8_t*)GetData();

uint8_t* otherData = (uint8_t*)other.GetData();

if (GetLength() != other.GetLength())

return false;

if (data == otherData)

return true;

for (size_t i = 0; i < GetLength(); i++)

{

if (data[i] != otherData[i])

return false;

}

return true;

}

bool DataBuffer::operator!=(const DataBuffer& other) const

{

return !(*this == other);

}

void* DataBuffer::GetData()

{

return BNGetDataBufferContents(m_buffer);

}

const void* DataBuffer::GetData() const

{

return BNGetDataBufferContents(m_buffer);

}

void* DataBuffer::GetDataAt(size_t offset)

{

return BNGetDataBufferContentsAt(m_buffer, offset);

}

const void* DataBuffer::GetDataAt(size_t offset) const

{

return BNGetDataBufferContentsAt(m_buffer, offset);

}

size_t DataBuffer::GetLength() const

{

return BNGetDataBufferLength(m_buffer);

}

void DataBuffer::SetSize(size_t len)

{

BNSetDataBufferLength(m_buffer, len);

}

void DataBuffer::Clear()

{

BNClearDataBuffer(m_buffer);

}

void DataBuffer::Append(const void* data, size_t len)

{

BNAppendDataBufferContents(m_buffer, data, len);

}

void DataBuffer::Append(const DataBuffer& buf)

{

BNAppendDataBuffer(m_buffer, buf.m_buffer);

}

void DataBuffer::AppendByte(uint8_t val)

{

Append(&val, 1);

}

DataBuffer DataBuffer::GetSlice(size_t start, size_t len)

{

BNDataBuffer* result = BNGetDataBufferSlice(m_buffer, start, len);

return DataBuffer(result);

}

uint8_t& DataBuffer::operator[](size_t offset)

{

return ((uint8_t*)GetData())[offset];

}

const uint8_t& DataBuffer::operator[](size_t offset) const

{

return ((const uint8_t*)GetData())[offset];

}

string DataBuffer::ToEscapedString(bool nullTerminates, bool escapePrintable) const

{

char* str = BNDataBufferToEscapedString(m_buffer, nullTerminates, escapePrintable);

string result = str;

BNFreeString(str);

return result;

}

DataBuffer DataBuffer::FromEscapedString(const string& src)

{

return DataBuffer(BNDecodeEscapedString(src.c_str()));

}

string DataBuffer::ToBase64() const

{

char* str = BNDataBufferToBase64(m_buffer);

string result = str;

BNFreeString(str);

return result;

}

DataBuffer DataBuffer::FromBase64(const string& src)

{

return DataBuffer(BNDecodeBase64(src.c_str()));

}

bool DataBuffer::ZlibCompress(DataBuffer& output) const

{

BNDataBuffer* result = BNZlibCompress(m_buffer);

if (!result)

return false;

output = DataBuffer(result);

return true;

}

bool DataBuffer::ZlibDecompress(DataBuffer& output) const

{

BNDataBuffer* result = BNZlibDecompress(m_buffer);

if (!result)

return false;

output = DataBuffer(result);

return true;

}

bool DataBuffer::LzmaDecompress(DataBuffer& output) const

{

BNDataBuffer* result = BNLzmaDecompress(m_buffer);

if (!result)

return false;

output = DataBuffer(result);

return true;

}

bool DataBuffer::Lzma2Decompress(DataBuffer& output) const

{

BNDataBuffer* result = BNLzma2Decompress(m_buffer);

if (!result)

return false;

output = DataBuffer(result);

return true;

}

bool DataBuffer::XzDecompress(DataBuffer& output) const

{

BNDataBuffer* result = BNXzDecompress(m_buffer);

if (!result)

return false;

output = DataBuffer(result);

return true;

}

string BinaryNinja::EscapeString(const string& s)

{

DataBuffer buffer(s.c_str(), s.size());

return buffer.ToEscapedString();

}

string BinaryNinja::UnescapeString(const string& s)

{

DataBuffer buffer = DataBuffer::FromEscapedString(s);

return string((const char*)buffer.GetData(), buffer.GetLength());

}

binaryninja-api/databuffer.cpp at dev · Vector35/binaryninja-api · GitHub

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