You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
79 lines
2.1 KiB
79 lines
2.1 KiB
/*
|
|
This file is part of cpp-ethereum.
|
|
|
|
cpp-ethereum is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
cpp-ethereum 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 cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
/** @file CommonIO.cpp
|
|
* @author Gav Wood <i@gavwood.com>
|
|
* @date 2014
|
|
*/
|
|
|
|
#include "CommonIO.h"
|
|
|
|
#include <fstream>
|
|
#include "Exceptions.h"
|
|
using namespace std;
|
|
using namespace dev;
|
|
|
|
string dev::memDump(bytes const& _b, unsigned _w, bool _html)
|
|
{
|
|
stringstream ret;
|
|
if (_html)
|
|
ret << "<pre style=\"font-family: Monospace, sans-serif; font-size: small\">";
|
|
for (unsigned i = 0; i < _b.size(); i += _w)
|
|
{
|
|
ret << hex << setw(4) << setfill('0') << i << " ";
|
|
for (unsigned j = i; j < i + _w; ++j)
|
|
if (j < _b.size())
|
|
if (_b[j] >= 32 && _b[j] < 127)
|
|
if ((char)_b[j] == '<' && _html)
|
|
ret << "<";
|
|
else if ((char)_b[j] == '&' && _html)
|
|
ret << "&";
|
|
else
|
|
ret << (char)_b[j];
|
|
else
|
|
ret << '?';
|
|
else
|
|
ret << ' ';
|
|
ret << " ";
|
|
for (unsigned j = i; j < i + _w && j < _b.size(); ++j)
|
|
ret << setfill('0') << setw(2) << hex << (unsigned)_b[j] << " ";
|
|
ret << "\n";
|
|
}
|
|
if (_html)
|
|
ret << "</pre>";
|
|
return ret.str();
|
|
}
|
|
|
|
bytes dev::contents(std::string const& _file)
|
|
{
|
|
std::ifstream is(_file, std::ifstream::binary);
|
|
if (!is)
|
|
return bytes();
|
|
// get length of file:
|
|
is.seekg (0, is.end);
|
|
streamoff length = is.tellg();
|
|
is.seekg (0, is.beg);
|
|
bytes ret(length);
|
|
is.read((char*)ret.data(), length);
|
|
is.close();
|
|
return ret;
|
|
}
|
|
|
|
void dev::writeFile(std::string const& _file, bytes const& _data)
|
|
{
|
|
ofstream(_file, ios::trunc).write((char const*)_data.data(), _data.size());
|
|
}
|
|
|
|
|