53 lines
1.5 KiB
C++
53 lines
1.5 KiB
C++
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/*
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* This file is part of Codecrypt.
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*
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* Codecrypt is free software: you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or (at
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* your option) any later version.
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*
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* Codecrypt is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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* License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Codecrypt. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "iohelpers.h"
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bool redirect_cin (const std::string& fn)
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{
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static std::ifstream alt_cin;
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alt_cin.open (fn.c_str(), std::ios::in | std::ios::binary);
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if (alt_cin.fail() ) return false;
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std::cin.rdbuf (alt_cin.rdbuf() );
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return true;
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}
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bool redirect_cout (const std::string& fn)
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{
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static std::ofstream alt_cout;
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alt_cout.open (fn.c_str(), std::ios::out | std::ios::binary);
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if (alt_cout.fail() ) return false;
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std::cout.rdbuf (alt_cout.rdbuf() );
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return true;
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}
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#define bufsize 1024
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bool read_all_input (std::string&data, std::istream&input)
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{
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data.clear();
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char buf[bufsize];
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for (;;) {
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input.read (buf, bufsize);
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if (input) data.append (buf, bufsize);
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else if (input.eof() ) {
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data.append (buf, input.gcount() );
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return true;
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} else return false;
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}
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}
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