diff options
Diffstat (limited to 'contrib/llvm/lib/DebugInfo/CodeView/ByteStream.cpp')
-rw-r--r-- | contrib/llvm/lib/DebugInfo/CodeView/ByteStream.cpp | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/contrib/llvm/lib/DebugInfo/CodeView/ByteStream.cpp b/contrib/llvm/lib/DebugInfo/CodeView/ByteStream.cpp deleted file mode 100644 index 2c43bc6..0000000 --- a/contrib/llvm/lib/DebugInfo/CodeView/ByteStream.cpp +++ /dev/null @@ -1,79 +0,0 @@ -//===- ByteStream.cpp - Reads stream data from a byte sequence ------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#include "llvm/DebugInfo/CodeView/ByteStream.h" -#include "llvm/DebugInfo/CodeView/CodeViewError.h" -#include "llvm/DebugInfo/CodeView/StreamReader.h" -#include <cstring> - -using namespace llvm; -using namespace llvm::codeview; - -static Error writeBytes(uint32_t Offset, ArrayRef<uint8_t> Src, - ArrayRef<uint8_t> Dest) { - return make_error<CodeViewError>(cv_error_code::operation_unsupported, - "ByteStream is immutable."); -} - -static Error writeBytes(uint32_t Offset, ArrayRef<uint8_t> Src, - MutableArrayRef<uint8_t> Dest) { - if (Dest.size() < Src.size()) - return make_error<CodeViewError>(cv_error_code::insufficient_buffer); - if (Offset > Src.size() - Dest.size()) - return make_error<CodeViewError>(cv_error_code::insufficient_buffer); - - ::memcpy(Dest.data() + Offset, Src.data(), Src.size()); - return Error::success(); -} - -template <bool Writable> -Error ByteStream<Writable>::readBytes(uint32_t Offset, uint32_t Size, - ArrayRef<uint8_t> &Buffer) const { - if (Offset > Data.size()) - return make_error<CodeViewError>(cv_error_code::insufficient_buffer); - if (Data.size() < Size + Offset) - return make_error<CodeViewError>(cv_error_code::insufficient_buffer); - Buffer = Data.slice(Offset, Size); - return Error::success(); -} - -template <bool Writable> -Error ByteStream<Writable>::readLongestContiguousChunk( - uint32_t Offset, ArrayRef<uint8_t> &Buffer) const { - if (Offset >= Data.size()) - return make_error<CodeViewError>(cv_error_code::insufficient_buffer); - Buffer = Data.slice(Offset); - return Error::success(); -} - -template <bool Writable> -Error ByteStream<Writable>::writeBytes(uint32_t Offset, - ArrayRef<uint8_t> Buffer) const { - return ::writeBytes(Offset, Buffer, Data); -} - -template <bool Writable> uint32_t ByteStream<Writable>::getLength() const { - return Data.size(); -} - -template <bool Writable> Error ByteStream<Writable>::commit() const { - return Error::success(); -} - -template <bool Writable> StringRef ByteStream<Writable>::str() const { - const char *CharData = reinterpret_cast<const char *>(Data.data()); - return StringRef(CharData, Data.size()); -} - -namespace llvm { -namespace codeview { -template class ByteStream<true>; -template class ByteStream<false>; -} -} |