diff options
Diffstat (limited to 'src/base/platform/win/Win32FileStream.cpp')
| -rw-r--r-- | src/base/platform/win/Win32FileStream.cpp | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/src/base/platform/win/Win32FileStream.cpp b/src/base/platform/win/Win32FileStream.cpp deleted file mode 100644 index 96a3dc67..00000000 --- a/src/base/platform/win/Win32FileStream.cpp +++ /dev/null @@ -1,102 +0,0 @@ -#include "cru/base/platform/win/Win32FileStream.h" - -#include "Win32FileStreamPrivate.h" -#include "cru/base/StringUtil.h" -#include "cru/base/io/OpenFileFlag.h" - -#include <Windows.h> -#include <coml2api.h> -#include <shlwapi.h> -#include <winnt.h> - -namespace cru::platform::win { -using namespace cru::io; - -Win32FileStream::Win32FileStream(std::string path, OpenFileFlag flags) - : Stream(true, true, true), - path_(std::move(path)), - flags_(flags), - p_(new details::Win32FileStreamPrivate()) { - DWORD grfMode = STGM_SHARE_DENY_NONE; - if (flags & io::OpenFileFlags::Read) { - if (flags & io::OpenFileFlags::Write) { - grfMode |= STGM_READWRITE; - } else { - grfMode |= STGM_READ; - } - } else { - if (flags & io::OpenFileFlags::Write) { - grfMode |= STGM_WRITE; - } else { - throw Exception("Stream must be readable or writable."); - } - } - - if (flags & io::OpenFileFlags::Truncate) { - grfMode |= STGM_CREATE; - } - - IStream* stream; - - ThrowIfFailed(SHCreateStreamOnFileEx( - cru::string::ToUtf16(path_).c_str(), grfMode, FILE_ATTRIBUTE_NORMAL, - flags & io::OpenFileFlags::Create ? TRUE : FALSE, NULL, &stream)); - - p_->stream_ = stream; -} - -Win32FileStream::~Win32FileStream() { - DoClose(); - delete p_; -} - -Index Win32FileStream::DoSeek(Index offset, SeekOrigin origin) { - DWORD dwOrigin = 0; - - if (origin == SeekOrigin::Current) { - dwOrigin = STREAM_SEEK_CUR; - } else if (origin == SeekOrigin::End) { - dwOrigin = STREAM_SEEK_END; - } else { - dwOrigin = STREAM_SEEK_SET; - } - - LARGE_INTEGER n_offset; - n_offset.QuadPart = offset; - ULARGE_INTEGER n_new_offset; - - ThrowIfFailed(p_->stream_->Seek(n_offset, dwOrigin, &n_new_offset)); - - return n_new_offset.QuadPart; -} - -Index Win32FileStream::DoRead(std::byte* buffer, Index offset, Index size) { - ULONG n_read; - ThrowIfFailed(p_->stream_->Read(buffer + offset, size, &n_read)); - return n_read; -} - -Index Win32FileStream::DoWrite(const std::byte* buffer, Index offset, - Index size) { - if (size < 0) { - throw Exception("Size must be greater than 0."); - } - - CheckClosed(); - - ULONG n_written; - ThrowIfFailed(p_->stream_->Write(buffer + offset, size, &n_written)); - - return n_written; -} - -void Win32FileStream::DoClose() { - CRU_STREAM_BEGIN_CLOSE - - if (p_->stream_) { - p_->stream_->Release(); - p_->stream_ = nullptr; - } - -} -} // namespace cru::platform::win |
