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authorcrupest <crupest@outlook.com>2024-10-06 13:57:39 +0800
committercrupest <crupest@outlook.com>2024-10-06 13:57:39 +0800
commitdfe62dcf8bcefc523b466e127c3edc4dc2756629 (patch)
tree1c751a14ba0da07ca2ff805633f97568060aa4c9 /src/common/io/MemoryStream.cpp
parentf51eb955e188858272230a990565931e7403f23b (diff)
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Rename common to base.
Diffstat (limited to 'src/common/io/MemoryStream.cpp')
-rw-r--r--src/common/io/MemoryStream.cpp74
1 files changed, 0 insertions, 74 deletions
diff --git a/src/common/io/MemoryStream.cpp b/src/common/io/MemoryStream.cpp
deleted file mode 100644
index 4b33d780..00000000
--- a/src/common/io/MemoryStream.cpp
+++ /dev/null
@@ -1,74 +0,0 @@
-#include "cru/common/io/MemoryStream.h"
-
-#include <cstring>
-#include "cru/common/Exception.h"
-#include "cru/common/io/Stream.h"
-
-namespace cru::io {
-MemoryStream::MemoryStream(
- std::byte* buffer, Index size, bool read_only,
- std::function<void(std::byte* buffer, Index size)> release_func)
- : Stream(true, true, !read_only),
- buffer_(buffer),
- size_(size),
- position_(0),
- release_func_(std::move(release_func)) {
- if (!buffer) {
- throw Exception(u"Buffer is nullptr");
- }
- if (size <= 0) {
- throw Exception(u"Size is 0 or negative.");
- }
-}
-
-MemoryStream::~MemoryStream() {}
-
-void MemoryStream::Close() { DoClose(); }
-
-Index MemoryStream::DoSeek(Index offset, SeekOrigin origin) {
- switch (origin) {
- case SeekOrigin::Current:
- position_ += offset;
- break;
- case SeekOrigin::Begin:
- position_ = offset;
- break;
- case SeekOrigin::End:
- position_ = size_ + offset;
- break;
- }
- return position_;
-}
-
-Index MemoryStream::DoRead(std::byte* buffer, Index offset, Index size) {
- if (position_ + size > size_) {
- size = size_ - position_;
- }
- if (size <= 0) {
- return 0;
- }
- std::memmove(buffer + offset, buffer_ + position_, size);
- position_ += size;
- return size;
-}
-
-Index MemoryStream::DoWrite(const std::byte* buffer, Index offset, Index size) {
- if (position_ + size > size_) {
- size = size_ - position_;
- }
- if (size <= 0) {
- return 0;
- }
- std::memmove(buffer_ + position_, buffer + offset, size);
- position_ += size;
- return size;
-}
-
-void MemoryStream::DoClose() {
- CRU_STREAM_BEGIN_CLOSE
- release_func_(buffer_, size_);
- buffer_ = nullptr;
- release_func_ = {};
-}
-
-} // namespace cru::io