mirror of
https://github.com/kevinbentley/Descent3.git
synced 2025-01-22 19:55:23 +00:00
8e31928756
This allows for reproducible builds. I could not even find where the timestamp value is used. Maybe it is write-only-data.
101 lines
3.2 KiB
C++
101 lines
3.2 KiB
C++
/*
|
|
* Descent 3
|
|
* Copyright (C) 2024 Descent Developers
|
|
*
|
|
* This program 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.
|
|
*
|
|
* This program 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 <algorithm>
|
|
#include <fstream>
|
|
#include <iterator>
|
|
|
|
#include "HogFormat.h"
|
|
#include "IOOps.h"
|
|
|
|
namespace D3 {
|
|
|
|
// TODO: To our descendants from the future: remove it when code will support C++20
|
|
template <typename TP> std::time_t to_time_t(TP tp) {
|
|
auto sctp = std::chrono::duration_cast<std::chrono::system_clock::duration>(tp - TP::clock::now()) +
|
|
std::chrono::system_clock::now();
|
|
return std::chrono::system_clock::to_time_t(sctp);
|
|
}
|
|
|
|
HogFileEntry::HogFileEntry(const std::filesystem::path &input) {
|
|
m_real_path = input;
|
|
m_flags = 0;
|
|
m_len = (uint32_t)file_size(input);
|
|
m_timestamp = 0;
|
|
auto name = input.filename().u8string();
|
|
std::copy(name.begin(), name.end(), m_name.begin());
|
|
}
|
|
|
|
HogFileEntry::HogFileEntry(std::string name, uint32_t flags, uint32_t len, uint32_t timestamp) {
|
|
std::copy(name.begin(), name.end(), m_name.begin());
|
|
m_flags = flags;
|
|
m_len = len;
|
|
m_timestamp = timestamp;
|
|
}
|
|
|
|
void HogFileEntry::SetRealPath(const std::filesystem::path &input) {
|
|
m_real_path = input;
|
|
m_flags = 0;
|
|
m_len = (uint32_t)file_size(input);
|
|
m_timestamp = (uint32_t)to_time_t(last_write_time(input));
|
|
auto name = input.filename().u8string();
|
|
std::copy(name.begin(), name.end(), m_name.begin());
|
|
}
|
|
|
|
std::array<char, 36> char_tolower(std::array<char, 36> s) {
|
|
std::transform(s.begin(), s.end(), s.begin(), [](uint8_t c) { return std::tolower(c); });
|
|
return s;
|
|
}
|
|
|
|
std::ostream &operator<<(std::ostream &output, const HogHeader &header) {
|
|
std::copy(header.tag.begin(), header.tag.end(), std::ostream_iterator<char>(output));
|
|
bin_write(output, header.nfiles);
|
|
bin_write(output, header.file_data_offset);
|
|
std::copy(header.reserved.begin(), header.reserved.end(), std::ostream_iterator<char>(output));
|
|
|
|
return output;
|
|
}
|
|
|
|
std::ostream &operator<<(std::ostream &output, const HogFileEntry &entry) {
|
|
std::copy(entry.m_name.begin(), entry.m_name.end(), std::ostream_iterator<char>(output));
|
|
bin_write(output, entry.m_flags);
|
|
bin_write(output, entry.m_len);
|
|
bin_write(output, entry.m_timestamp);
|
|
|
|
return output;
|
|
}
|
|
|
|
std::ostream &operator<<(std::ostream &output, const HogFormat &format) {
|
|
output << format.m_header;
|
|
for (const HogFileEntry &entry : format.m_file_entries) {
|
|
output << entry;
|
|
}
|
|
|
|
return output;
|
|
}
|
|
|
|
void HogFormat::SortEntries() {
|
|
auto customLess = [](const HogFileEntry &a, const HogFileEntry &b) {
|
|
return (char_tolower(a.m_name) < char_tolower(b.m_name));
|
|
};
|
|
|
|
std::sort(m_file_entries.begin(), m_file_entries.end(), customLess);
|
|
}
|
|
|
|
} // namespace D3
|