c110695a44
The C++ versions of those functions are technically in the std namespace, and while they may work without it (the C version leaking through from somewhere?), they should still use it. Change-Id: Ib53a7f0c41d7f5776221e7661c616ea51e8ed528 Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/31834 Tested-by: kokoro <noreply+kokoro@google.com> Maintainer: Bobby R. Bruce <bbruce@ucdavis.edu> Reviewed-by: Daniel Carvalho <odanrc@yahoo.com.br>
100 lines
3.3 KiB
C++
100 lines
3.3 KiB
C++
/*
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* Copyright (c) 2003-2005 The Regents of The University of Michigan
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met: redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer;
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* redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution;
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* neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <errno.h>
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#include <cstring>
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#include <fstream>
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#include <iostream>
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#include "args.hh"
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#include "command.hh"
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#include "dispatch_table.hh"
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namespace
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{
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void
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write_file(const DispatchTable &dt, const std::string &filename,
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const std::string &host_filename)
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{
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std::cout << "Opening \"" << filename << "\"." << std::endl;
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std::ifstream src(filename, std::ios_base::in | std::ios_base::binary);
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if (!src) {
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std::cerr << "Error opening \"" << filename << "\": " <<
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strerror(errno) << std::endl;
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exit(2);
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}
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char buf[256 * 1024];
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int offset = 0;
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std::memset(buf, 0, sizeof(buf));
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while (true) {
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src.seekg(offset);
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src.read(buf, sizeof(buf));
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int len = src.gcount();
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if (!src && !src.eof()) {
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std::cerr << "Error reading \"" << filename << "\": " <<
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strerror(errno) << std::endl;
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exit(2);
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}
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char *wbuf = buf;
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while (len) {
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int bytes = (*dt.m5_write_file)(
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wbuf, len, offset, host_filename.c_str());
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len -= bytes;
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offset += bytes;
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wbuf += bytes;
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}
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if (src.eof())
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break;
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}
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std::cout << "Wrote " << offset << " bytes." << std::endl;
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}
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bool
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do_write_file(const DispatchTable &dt, Args &args)
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{
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const std::string &filename = args.pop();
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const std::string &host_filename = args.pop(filename);
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write_file(dt, filename, host_filename);
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return true;
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}
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Command write_file_cmd = {
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"writefile", 1, 2, do_write_file, "<filename> [host filename]\n"
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" Write a file to the host, optionally with a different "
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"name" };
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} // anonymous namespace
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