barrier/src/lib/synergy/FileChunk.cpp

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/*
* synergy -- mouse and keyboard sharing utility
* Copyright (C) 2015 Synergy Si Inc.
*
* This package is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* found in the file LICENSE that should have accompanied this file.
*
* This package is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "synergy/FileChunk.h"
#include "synergy/protocol_types.h"
FileChunk::FileChunk(size_t size) :
Chunk(size)
{
m_dataSize = size - FILE_CHUNK_META_SIZE;
}
FileChunk*
FileChunk::start(const String& size)
{
size_t sizeLength = size.size();
FileChunk* start = new FileChunk(sizeLength + FILE_CHUNK_META_SIZE);
char* chunk = start->m_chunk;
chunk[0] = kDataStart;
memcpy(&chunk[1], size.c_str(), sizeLength);
chunk[sizeLength + 1] = '\0';
return start;
}
FileChunk*
FileChunk::data(UInt8* data, size_t dataSize)
{
FileChunk* chunk = new FileChunk(dataSize + FILE_CHUNK_META_SIZE);
char* chunkData = chunk->m_chunk;
chunkData[0] = kDataChunk;
memcpy(&chunkData[1], data, dataSize);
chunkData[dataSize + 1] = '\0';
return chunk;
}
FileChunk*
FileChunk::end()
{
FileChunk* end = new FileChunk(FILE_CHUNK_META_SIZE);
char* chunk = end->m_chunk;
chunk[0] = kDataEnd;
chunk[1] = '\0';
return end;
}