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-rw-r--r--contrib/llvm/lib/DebugInfo/MSF/StreamReader.cpp156
1 files changed, 0 insertions, 156 deletions
diff --git a/contrib/llvm/lib/DebugInfo/MSF/StreamReader.cpp b/contrib/llvm/lib/DebugInfo/MSF/StreamReader.cpp
deleted file mode 100644
index b85fd14..0000000
--- a/contrib/llvm/lib/DebugInfo/MSF/StreamReader.cpp
+++ /dev/null
@@ -1,156 +0,0 @@
-//===- StreamReader.cpp - Reads bytes and objects from a stream -----------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/DebugInfo/MSF/StreamReader.h"
-
-#include "llvm/DebugInfo/MSF/MSFError.h"
-#include "llvm/DebugInfo/MSF/StreamRef.h"
-
-using namespace llvm;
-using namespace llvm::msf;
-
-StreamReader::StreamReader(ReadableStreamRef S) : Stream(S), Offset(0) {}
-
-Error StreamReader::readLongestContiguousChunk(ArrayRef<uint8_t> &Buffer) {
- if (auto EC = Stream.readLongestContiguousChunk(Offset, Buffer))
- return EC;
- Offset += Buffer.size();
- return Error::success();
-}
-
-Error StreamReader::readBytes(ArrayRef<uint8_t> &Buffer, uint32_t Size) {
- if (auto EC = Stream.readBytes(Offset, Size, Buffer))
- return EC;
- Offset += Size;
- return Error::success();
-}
-
-Error StreamReader::readInteger(uint8_t &Dest) {
- const uint8_t *P;
- if (auto EC = readObject(P))
- return EC;
- Dest = *P;
- return Error::success();
-}
-
-Error StreamReader::readInteger(uint16_t &Dest) {
- const support::ulittle16_t *P;
- if (auto EC = readObject(P))
- return EC;
- Dest = *P;
- return Error::success();
-}
-
-Error StreamReader::readInteger(uint32_t &Dest) {
- const support::ulittle32_t *P;
- if (auto EC = readObject(P))
- return EC;
- Dest = *P;
- return Error::success();
-}
-
-Error StreamReader::readInteger(uint64_t &Dest) {
- const support::ulittle64_t *P;
- if (auto EC = readObject(P))
- return EC;
- Dest = *P;
- return Error::success();
-}
-
-Error StreamReader::readInteger(int8_t &Dest) {
- const int8_t *P;
- if (auto EC = readObject(P))
- return EC;
- Dest = *P;
- return Error::success();
-}
-
-Error StreamReader::readInteger(int16_t &Dest) {
- const support::little16_t *P;
- if (auto EC = readObject(P))
- return EC;
- Dest = *P;
- return Error::success();
-}
-
-Error StreamReader::readInteger(int32_t &Dest) {
- const support::little32_t *P;
- if (auto EC = readObject(P))
- return EC;
- Dest = *P;
- return Error::success();
-}
-
-Error StreamReader::readInteger(int64_t &Dest) {
- const support::little64_t *P;
- if (auto EC = readObject(P))
- return EC;
- Dest = *P;
- return Error::success();
-}
-
-Error StreamReader::readZeroString(StringRef &Dest) {
- uint32_t Length = 0;
- // First compute the length of the string by reading 1 byte at a time.
- uint32_t OriginalOffset = getOffset();
- const char *C;
- do {
- if (auto EC = readObject(C))
- return EC;
- if (*C != '\0')
- ++Length;
- } while (*C != '\0');
- // Now go back and request a reference for that many bytes.
- uint32_t NewOffset = getOffset();
- setOffset(OriginalOffset);
-
- ArrayRef<uint8_t> Data;
- if (auto EC = readBytes(Data, Length))
- return EC;
- Dest = StringRef(reinterpret_cast<const char *>(Data.begin()), Data.size());
-
- // Now set the offset back to where it was after we calculated the length.
- setOffset(NewOffset);
- return Error::success();
-}
-
-Error StreamReader::readFixedString(StringRef &Dest, uint32_t Length) {
- ArrayRef<uint8_t> Bytes;
- if (auto EC = readBytes(Bytes, Length))
- return EC;
- Dest = StringRef(reinterpret_cast<const char *>(Bytes.begin()), Bytes.size());
- return Error::success();
-}
-
-Error StreamReader::readStreamRef(ReadableStreamRef &Ref) {
- return readStreamRef(Ref, bytesRemaining());
-}
-
-Error StreamReader::readStreamRef(ReadableStreamRef &Ref, uint32_t Length) {
- if (bytesRemaining() < Length)
- return make_error<MSFError>(msf_error_code::insufficient_buffer);
- Ref = Stream.slice(Offset, Length);
- Offset += Length;
- return Error::success();
-}
-
-Error StreamReader::skip(uint32_t Amount) {
- if (Amount > bytesRemaining())
- return make_error<MSFError>(msf_error_code::insufficient_buffer);
- Offset += Amount;
- return Error::success();
-}
-
-uint8_t StreamReader::peek() const {
- ArrayRef<uint8_t> Buffer;
- auto EC = Stream.readBytes(Offset, 1, Buffer);
- assert(!EC && "Cannot peek an empty buffer!");
- llvm::consumeError(std::move(EC));
- return Buffer[0];
-}
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