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https://github.com/RPCS3/rpcs3.git
synced 2025-07-04 22:11:26 +12:00
sys_fs_open() O_APPEND support
Added vm::static_ptr_cast, vm::const_ptr_cast, vm::reinterpret_ptr_cast Added pointer comparison with vm::null
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parent
e338c3938b
commit
63c5b2ab32
3 changed files with 127 additions and 44 deletions
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@ -9,9 +9,9 @@
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static_assert(fs::file::null == intptr_t(INVALID_HANDLE_VALUE) && fs::dir::null == fs::file::null, "Check fs::file::null definition");
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std::unique_ptr<wchar_t[]> ConvertUTF8ToWChar(const std::string& source)
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std::unique_ptr<wchar_t[]> to_wchar(const std::string& source)
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{
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const size_t length = source.size() + 1; // size + null terminator
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const auto length = source.size() + 1; // size + null terminator
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const int size = source.size() < INT_MAX ? static_cast<int>(length) : throw std::length_error(__FUNCTION__);
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@ -26,15 +26,13 @@ std::unique_ptr<wchar_t[]> ConvertUTF8ToWChar(const std::string& source)
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return buffer;
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}
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std::string ConvertWCharToUTF8(const wchar_t* source)
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void to_utf8(std::string& result, const wchar_t* source)
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{
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const int length = lstrlenW(source); // source length
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std::string result;
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if (length == 0)
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{
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return result;
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return result.clear();
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}
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const int size = WideCharToMultiByte(CP_UTF8, 0, source, length, NULL, 0, NULL, NULL); // output size
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@ -51,8 +49,6 @@ std::string ConvertWCharToUTF8(const wchar_t* source)
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{
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throw __FUNCTION__;
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}
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return result;
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}
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time_t to_time_t(const ULARGE_INTEGER& ft)
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@ -81,7 +77,7 @@ time_t to_time_t(const FILETIME& ft)
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bool truncate_file(const std::string& file, u64 length)
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{
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// open the file
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const auto handle = CreateFileW(ConvertUTF8ToWChar(file).get(), GENERIC_WRITE, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
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const auto handle = CreateFileW(to_wchar(file).get(), GENERIC_WRITE, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
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if (handle == INVALID_HANDLE_VALUE)
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{
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@ -124,7 +120,7 @@ bool fs::stat(const std::string& path, stat_t& info)
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{
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#ifdef _WIN32
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WIN32_FILE_ATTRIBUTE_DATA attrs;
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if (!GetFileAttributesExW(ConvertUTF8ToWChar(path).get(), GetFileExInfoStandard, &attrs))
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if (!GetFileAttributesExW(to_wchar(path).get(), GetFileExInfoStandard, &attrs))
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{
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return false;
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}
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@ -156,7 +152,7 @@ bool fs::stat(const std::string& path, stat_t& info)
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bool fs::exists(const std::string& path)
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{
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#ifdef _WIN32
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return GetFileAttributesW(ConvertUTF8ToWChar(path).get()) != 0xFFFFFFFF;
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return GetFileAttributesW(to_wchar(path).get()) != 0xFFFFFFFF;
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#else
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struct stat buffer;
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return stat(path.c_str(), &buffer) == 0;
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@ -167,7 +163,7 @@ bool fs::is_file(const std::string& file)
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{
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#ifdef _WIN32
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DWORD attrs;
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if ((attrs = GetFileAttributesW(ConvertUTF8ToWChar(file).get())) == INVALID_FILE_ATTRIBUTES)
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if ((attrs = GetFileAttributesW(to_wchar(file).get())) == INVALID_FILE_ATTRIBUTES)
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{
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return false;
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}
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@ -188,7 +184,7 @@ bool fs::is_dir(const std::string& dir)
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{
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#ifdef _WIN32
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DWORD attrs;
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if ((attrs = GetFileAttributesW(ConvertUTF8ToWChar(dir).get())) == INVALID_FILE_ATTRIBUTES)
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if ((attrs = GetFileAttributesW(to_wchar(dir).get())) == INVALID_FILE_ATTRIBUTES)
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{
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return false;
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}
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@ -208,7 +204,7 @@ bool fs::is_dir(const std::string& dir)
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bool fs::create_dir(const std::string& dir)
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{
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#ifdef _WIN32
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if (!CreateDirectoryW(ConvertUTF8ToWChar(dir).get(), NULL))
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if (!CreateDirectoryW(to_wchar(dir).get(), NULL))
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#else
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if (mkdir(dir.c_str(), 0777))
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#endif
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@ -265,7 +261,7 @@ bool fs::create_path(const std::string& path)
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bool fs::remove_dir(const std::string& dir)
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{
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#ifdef _WIN32
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if (!RemoveDirectoryW(ConvertUTF8ToWChar(dir).get()))
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if (!RemoveDirectoryW(to_wchar(dir).get()))
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#else
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if (rmdir(dir.c_str()))
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#endif
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@ -279,9 +275,8 @@ bool fs::remove_dir(const std::string& dir)
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bool fs::rename(const std::string& from, const std::string& to)
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{
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// TODO: Deal with case-sensitivity
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#ifdef _WIN32
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if (!MoveFileW(ConvertUTF8ToWChar(from).get(), ConvertUTF8ToWChar(to).get()))
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if (!MoveFileW(to_wchar(from).get(), to_wchar(to).get()))
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#else
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if (rename(from.c_str(), to.c_str()))
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#endif
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@ -332,7 +327,7 @@ int OSCopyFile(const char* source, const char* destination, bool overwrite)
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bool fs::copy_file(const std::string& from, const std::string& to, bool overwrite)
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{
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#ifdef _WIN32
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if (!CopyFileW(ConvertUTF8ToWChar(from).get(), ConvertUTF8ToWChar(to).get(), !overwrite))
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if (!CopyFileW(to_wchar(from).get(), to_wchar(to).get(), !overwrite))
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#else
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if (OSCopyFile(from.c_str(), to.c_str(), overwrite))
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#endif
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@ -347,7 +342,7 @@ bool fs::copy_file(const std::string& from, const std::string& to, bool overwrit
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bool fs::remove_file(const std::string& file)
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{
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#ifdef _WIN32
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if (!DeleteFileW(ConvertUTF8ToWChar(file).get()))
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if (!DeleteFileW(to_wchar(file).get()))
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#else
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if (unlink(file.c_str()))
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#endif
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@ -388,7 +383,7 @@ fs::file::~file()
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bool fs::file::open(const std::string& filename, u32 mode)
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{
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this->~file();
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this->close();
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#ifdef _WIN32
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DWORD access = 0;
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@ -424,7 +419,7 @@ bool fs::file::open(const std::string& filename, u32 mode)
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return false;
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}
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m_fd = (intptr_t)CreateFileW(ConvertUTF8ToWChar(filename).get(), access, FILE_SHARE_READ, NULL, disp, FILE_ATTRIBUTE_NORMAL, NULL);
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m_fd = (intptr_t)CreateFileW(to_wchar(filename).get(), access, FILE_SHARE_READ, NULL, disp, FILE_ATTRIBUTE_NORMAL, NULL);
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#else
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int flags = 0;
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@ -537,31 +532,35 @@ bool fs::file::close()
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u64 fs::file::read(void* buffer, u64 count) const
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{
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const int size = count <= INT_MAX ? static_cast<int>(count) : throw std::length_error(__FUNCTION__);
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#ifdef _WIN32
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DWORD nread;
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if (!ReadFile((HANDLE)m_fd, buffer, count, &nread, NULL))
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if (!ReadFile((HANDLE)m_fd, buffer, size, &nread, NULL))
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{
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return -1;
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}
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return nread;
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#else
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return ::read(m_fd, buffer, count);
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return ::read(m_fd, buffer, size);
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#endif
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}
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u64 fs::file::write(const void* buffer, u64 count) const
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{
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const int size = count <= INT_MAX ? static_cast<int>(count) : throw std::length_error(__FUNCTION__);
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#ifdef _WIN32
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DWORD nwritten;
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if (!WriteFile((HANDLE)m_fd, buffer, count, &nwritten, NULL))
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if (!WriteFile((HANDLE)m_fd, buffer, size, &nwritten, NULL))
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{
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return -1;
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}
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return nwritten;
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#else
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return ::write(m_fd, buffer, count);
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return ::write(m_fd, buffer, size);
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#endif
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}
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@ -631,7 +630,7 @@ void fs::dir::import(handle_type dd, const std::string& path)
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m_dd = dd;
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#ifdef _WIN32
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m_path = ConvertUTF8ToWChar(path);
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m_path = to_wchar(path);
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#else
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m_path.reset(new char[path.size() + 1]);
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memcpy(m_path.get(), path.c_str(), path.size() + 1);
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@ -659,7 +658,7 @@ bool fs::dir::open(const std::string& dirname)
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}
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#ifdef _WIN32
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m_path = ConvertUTF8ToWChar(dirname + "/*");
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m_path = to_wchar(dirname + "/*");
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#else
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m_path.reset(new char[dirname.size() + 1]);
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memcpy(m_path.get(), dirname.c_str(), dirname.size() + 1);
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@ -723,7 +722,7 @@ bool fs::dir::get_first(std::string& name, stat_t& info)
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return false;
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}
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name = ConvertWCharToUTF8(found.cFileName);
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to_utf8(name, found.cFileName);
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info.is_directory = (found.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0;
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info.is_writable = (found.dwFileAttributes & FILE_ATTRIBUTE_READONLY) == 0;
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@ -755,7 +754,7 @@ bool fs::dir::get_next(std::string& name, stat_t& info)
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return false;
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}
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name = ConvertWCharToUTF8(found.cFileName);
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to_utf8(name, found.cFileName);
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info.is_directory = (found.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0;
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info.is_writable = (found.dwFileAttributes & FILE_ATTRIBUTE_READONLY) == 0;
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