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- #include "core/io/FileReader.hpp"
- #include "ErrorSimulator.hpp"
- #include "core/utils/Logger.hpp"
- Core::FileReader::FileReader() : file(nullptr), path() {
- }
- Core::FileReader::FileReader(FileReader&& other) : FileReader() {
- swap(other);
- }
- Core::FileReader::~FileReader() {
- if(file != nullptr) {
- int r = fclose(file);
- if(r != 0 || CORE_FILE_CLOSE_FAIL) {
- CORE_LOG_WARNING("Cannot close file #: #", path, r);
- }
- file = nullptr;
- }
- }
- Core::FileReader& Core::FileReader::operator=(FileReader&& other) {
- swap(other);
- return *this;
- }
- const Core::Path& Core::FileReader::getPath() const {
- return path;
- }
- Core::Error Core::FileReader::open(const Path& p) {
- if(file != nullptr) {
- return ErrorCode::INVALID_STATE;
- }
- path = p;
- file = fopen(path, "rb");
- return file != nullptr ? ErrorCode::NONE : ErrorCode::CANNOT_OPEN_FILE;
- }
- Core::Error Core::FileReader::open(const char* p) {
- if(file != nullptr) {
- return ErrorCode::INVALID_STATE;
- }
- path.append(p);
- file = fopen(path, "rb");
- return file != nullptr ? ErrorCode::NONE : ErrorCode::CANNOT_OPEN_FILE;
- }
- Core::Error Core::FileReader::readChar(int& c) {
- if(file == nullptr) {
- return ErrorCode::INVALID_STATE;
- }
- c = fgetc(file);
- return c == EOF ? ErrorCode::END_OF_FILE : ErrorCode::NONE;
- }
- Core::Error Core::FileReader::readChars(char* buffer, size_t bufferSize) {
- if(file == nullptr) {
- return ErrorCode::INVALID_STATE;
- } else if(bufferSize <= 0) {
- return ErrorCode::INVALID_ARGUMENT;
- }
- size_t size = bufferSize - 1;
- size_t readBytes = fread(buffer, 1, size, file);
- buffer[readBytes] = '\0';
- return readBytes != size ? ErrorCode::END_OF_FILE : ErrorCode::NONE;
- }
- void Core::FileReader::swap(FileReader& other) {
- Core::swap(file, other.file);
- Core::swap(path, other.path);
- }
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