Redacted/ReArchive
2
1
Fork 0
Code Issues 1 Pull Requests Actions Packages Projects Releases 4 Wiki Activity

First iteration of the linux program.

Browse Source
This commit is contained in:
Redacted
2025-03-22 00:09:00 -04:00
parent 8cab591f98
commit 70d44d069a
4 changed files with 231 additions and 25 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
CMakeLists.txt
View File

@@ -11,5 +11,12 @@ add_library(ReArchive SHARED ${SOURCES})
set_target_properties(ReArchive PROPERTIES LINKER_LANGUAGE CXX)
target_include_directories(ReArchive PUBLIC ${PROJECT_SOURCE_DIR}/include)
add_executable(ReArchive_Demo main.cpp)
target_link_libraries(ReArchive_Demo PUBLIC ReArchive)
add_executable(rsarchive main.cpp)
target_link_libraries(rsarchive PUBLIC ReArchive)
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE Release CACHE STRING "Choose the build type" FORCE)
endif()
install(TARGETS ReArchive DESTINATION /usr/lib)
install(TARGETS rsarchive DESTINATION /usr/bin)

2
include/ReArchive/types/FileTable.h
View File

@@ -15,7 +15,7 @@ protected:
public:
void Append(const FileEntry& file_entry);
void Remove(const FileEntry& file_entry);
[[nodiscard]] bool Contains(std::filesystem::path& entry ) const { return entries.contains(entry); }
[[nodiscard]] bool Contains(const std::filesystem::path& entry ) const { return entries.contains(entry); }
[[nodiscard]] std::unordered_map<std::filesystem::path, FileEntry> GetEntries() const { return entries; }
[[nodiscard]] int64_t Count() const { return entries.size(); }
public:

252
main.cpp
View File

@@ -1,34 +1,230 @@
#include <ReArchive/ReArchive.h>
#include <iostream>
#include <fstream>
int main() {
ReArchive::FileTable running_tally;
bool GetConfirmation(const std::string& message) {
std::string user_input;
while (true) {
std::cout << message << "(Y/N)"<< std::endl;
std::cin >> user_input;
if(std::filesystem::exists("test.rsa"))
std::filesystem::remove("test.rsa");
if (user_input == "y" || user_input == "Y")
return true;
if (!ReArchive::CreateArchive("test.rsa"))
return -1;
std::string some_string = "some other string0.";
if (!ReArchive::WriteFile("test.rsa", "assets/test0.png", reinterpret_cast<const unsigned char *>(some_string.data()), some_string.size(), &running_tally))
return -1;
some_string = "some other string1.";
if (!ReArchive::WriteFile("test.rsa", "assets/test1.png", reinterpret_cast<const unsigned char *>(some_string.data()), some_string.size(), &running_tally))
return -1;
auto retrieved = ReArchive::ReadFile("test.rsa", "assets/test0.png");
std::cout << std::string( retrieved.begin(), retrieved.end()) << std::endl;
if (!ReArchive::EraseFile("test.rsa", "assets/test0.png", &running_tally))
return -1;
auto retrieved2 = ReArchive::ReadFile("test.rsa", "assets/test1.png");
std::cout << std::string( retrieved2.begin(), retrieved2.end()) << std::endl;
for (auto& e : running_tally.GetEntries())
std::cout << e.second.Path() << std::endl;
ReArchive::FileTable copy = running_tally;
if (user_input == "n" || user_input == "N")
return false;
}
}
std::vector<unsigned char> ReadFileFromDisk(const std::filesystem::path& file_to_read) {
std::ifstream file(file_to_read, std::ios::binary | std::ios::ate);
if (!file)
throw std::runtime_error("Failed to open file: " + file_to_read.string());
std::streamsize size = file.tellg();
file.seekg(0, std::ios::beg);
std::vector<unsigned char> buffer(size);
if (!file.read(reinterpret_cast<char*>(buffer.data()), size))
throw std::runtime_error("Error reading file: " + file_to_read.string());
return buffer;
}
bool WriteFileToDisk(const std::vector<unsigned char>& file_data, const std::filesystem::path& destination) {
std::ofstream file(destination, std::ios::binary);
if (!file)
return false;
file.write(reinterpret_cast<const char*>(file_data.data()), file_data.size());
return file.good();
}
void DisplayLicense() {
std::cout << "This is free and unencumbered software released into the public domain." << std::endl;
std::cout << std::endl;
std::cout << "Anyone is free to copy, modify, publish, use, compile, sell, or" << std::endl;
std::cout << "distribute this software, either in source code form or as a compiled" << std::endl;
std::cout << "binary, for any purpose, commercial or non-commercial, and by any" << std::endl;
std::cout << "means." << std::endl;
std::cout << std::endl;
std::cout << "In jurisdictions that recognize copyright laws, the author or authors" << std::endl;
std::cout << "of this software dedicate any and all copyright interest in the" << std::endl;
std::cout << "software to the public domain. We make this dedication for the benefit" << std::endl;
std::cout << "of the public at large and to the detriment of our heirs and" << std::endl;
std::cout << "successors. We intend this dedication to be an overt act of" << std::endl;
std::cout << "relinquishment in perpetuity of all present and future rights to this" << std::endl;
std::cout << "software under copyright law." << std::endl;
std::cout << std::endl;
std::cout << "THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND," << std::endl;
std::cout << "EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF" << std::endl;
std::cout << "MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT." << std::endl;
std::cout << "IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR" << std::endl;
std::cout << "OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE," << std::endl;
std::cout << "ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR" << std::endl;
std::cout << "OTHER DEALINGS IN THE SOFTWARE." << std::endl;
}
void DisplayHelp() {
std::cout << "Redacted Software Archive version 1.0" << std::endl;
std::cout << "-v version: show the version string -h help: shows this listing" << std::endl;
std::cout << "-L license: show software license -l list: show all files in-to an archive" << std::endl;
std::cout << "-x extract: retrieve files from an archive -a add: put a file in-to an archive" << std::endl;
std::cout << "-c create: make a new, empty archive -r create an archive from a directory" << std::endl;
std::cout << "-ar add recursive: put all files in a directory in-to an archive" << std::endl;
}
void DisplayArchiveContents(const std::filesystem::path& archive) {
auto result = ReArchive::ReadFileTable(archive);
if (!result.first) {
std::cerr << "The specified path is inaccessible or not a valid archive." << std::endl;
return;
}
auto file_table = result.second;
std::cout << "path" << " | " << "size (bytes)" << std::endl;
for (const auto& e : file_table.GetEntries())
std::cout << e.second.Path() << " " << e.second.Size() << std::endl;
}
void DisplayInvalidParameters() {
std::cerr << "Invalid parameters received. Use -h or 'man rsarchive' for a complete guide." << std::endl;
}
void AddFileToArchive(const std::filesystem::path& file_to_add, const std::filesystem::path& archive) {
if (!std::filesystem::exists(file_to_add)) {
std::cerr << "The specified path for the file to be added is inaccessible." << std::endl;
return;
}
if (std::filesystem::is_directory(file_to_add)) {
std::cerr << "The specified path for the file(s) to be added is a directory." << std::endl;
return;
}
auto file_table_result = ReArchive::ReadFileTable(archive);
if (!file_table_result.first) {
std::cerr << "The specified path is inaccessible or not a valid archive." << std::endl;
return;
}
auto file_table = file_table_result.second;
if (file_table.Contains(file_to_add)) {
std::cerr << "The specified path for the file to be added already exists within the archive." << std::endl;
return;
}
auto file_data = ReadFileFromDisk(file_to_add);
auto result = ReArchive::WriteFile(archive, file_to_add, file_data.data(), file_data.size());
if (!result)
std::cerr << "The specified path is inaccessible or not a valid archive." << std::endl;
}
void AddDirectoryToArchive(const std::filesystem::path& directory_to_add, const std::filesystem::path& archive) {
if (!std::filesystem::exists(directory_to_add)) {
std::cerr << "The specified path for the file(s) to add is inaccessible or does not exist." << std::endl;
return;
}
if (!std::filesystem::is_directory(directory_to_add)) {
std::cerr << "The specified path for the file(s) to add is not a directory." << std::endl;
return;
}
if (!std::filesystem::exists(archive)) {
std::cerr << "The specified path is inaccessible or not a valid archive." << std::endl;
return;
}
for (const auto& entry : std::filesystem::recursive_directory_iterator(directory_to_add)) {
if (std::filesystem::is_regular_file(entry) && !std::filesystem::is_directory(entry)) {
auto entry_relative_path = std::filesystem::relative(entry.path(), std::filesystem::current_path());
AddFileToArchive(entry_relative_path, archive);
}
}
}
void NewArchiveFromDirectory(const std::filesystem::path& directory_to_add, const std::filesystem::path& archive) {
if (std::filesystem::exists(archive)) {
std::cerr << "The specified path for the new archive already exists." << std::endl;
return;
}
auto result = ReArchive::CreateArchive(archive, false);
if (!result)
std::cerr << "The specified path for the new archive already exists." << std::endl;
AddDirectoryToArchive(directory_to_add, archive);
}
void ExtractArchive(const std::filesystem::path& archive) {
if (!std::filesystem::exists(archive)) {
std::cerr << "The specified path is inaccessible or not a valid archive." << std::endl;
return;
}
auto file_table_result = ReArchive::ReadFileTable(archive);
if (!file_table_result.first) {
std::cerr << "The specified path is inaccessible or not a valid archive." << std::endl;
return;
}
for (const auto& entry : file_table_result.second.GetEntries()) {
if (std::filesystem::exists(entry.first))
if (!GetConfirmation("File " + entry.first.string() + " already exists, overwrite?"))
continue;
if (!WriteFileToDisk(ReArchive::ReadFile(archive, entry.first),std::filesystem::current_path() / entry.first))
std::cerr << "The path for writing is inaccessible." << std::endl;
}
}
int main(int argc, char* argv[]) {
if (argc == 1)
DisplayInvalidParameters();
if (argc == 2) {
if (std::string(argv[1]) == "-v")
std::cout << "Redacted Software Archive version 1.0" << std::endl;
else if (std::string(argv[1]) == "-h")
DisplayHelp();
else if (std::string(argv[1]) == "-L")
DisplayLicense();
else
DisplayInvalidParameters();
}
else if (argc == 3) {
if (std::string(argv[1]) == "-l")
DisplayArchiveContents(argv[2]);
else if (std::string(argv[1]) == "-c") {
if(!ReArchive::CreateArchive(argv[2], false))
std::cerr << "The specified path for the new archive is inaccessible or already exists." << std::endl;
}
else if (std::string(argv[1]) == "-x") {
ExtractArchive(argv[2]);
}
else
DisplayInvalidParameters();
}
else if (argc == 4) {
if (std::string(argv[1]) == "-a")
AddFileToArchive(argv[2], argv[3]);
else if (std::string(argv[1]) == "-ar")
AddDirectoryToArchive(argv[2], argv[3]);
else if (std::string(argv[1]) == "-r")
NewArchiveFromDirectory(argv[2], argv[3]);
else
DisplayInvalidParameters();
}
}

3
src/ReArchive.cpp
View File

@@ -125,6 +125,9 @@ bool ReArchive::WriteFile(const std::filesystem::path& archive, const std::files
if (!std::filesystem::exists(archive))
return false;
if (std::filesystem::is_directory(archive))
return false;
// Busy-wait.
while (locked.contains(archive)) {}
locked.insert(archive);