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/*
* Copyright (c) 2010-2013 Remko Tronçon
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
#include <Swiften/Base/ByteArray.h>
#include <boost/numeric/conversion/cast.hpp>
#include <boost/filesystem/fstream.hpp>
namespace Swift {
static const int BUFFER_SIZE = 4096;
void readByteArrayFromFile(ByteArray& data, const boost::filesystem::path& file) {
boost::filesystem::ifstream input(file, std::ios_base::in|std::ios_base::binary);
while (input.good()) {
size_t oldSize = data.size();
data.resize(oldSize + BUFFER_SIZE);
input.read(reinterpret_cast<char*>(&data[oldSize]), BUFFER_SIZE);
data.resize(oldSize + boost::numeric_cast<size_t>(input.gcount()));
}
input.close();
}
std::vector<unsigned char> createByteArray(const std::string& s) {
return std::vector<unsigned char>(s.begin(), s.end());
}
std::vector<unsigned char> createByteArray(const char* c) {
std::vector<unsigned char> data;
while (*c) {
data.push_back(static_cast<unsigned char>(*c));
++c;
}
return data;
}
std::string byteArrayToString(const ByteArray& b) {
size_t i;
for (i = b.size(); i > 0; --i) {
if (b[i - 1] != 0) {
break;
}
}
return i > 0 ? std::string(reinterpret_cast<const char*>(vecptr(b)), i) : "";
}
}
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Swift