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authorZachary Turner <zturner@google.com>2017-11-27 18:48:37 +0000
committerZachary Turner <zturner@google.com>2017-11-27 18:48:37 +0000
commit81a153c99a29006cf55b31f0ba898faf3ecd02b5 (patch)
tree7eb7f5f8569f25bde5c31e5d9c9908b57d6fb668 /lib/DebugInfo
parent5f26e59f298a50e931cc169cb04a157299940371 (diff)
[BinaryStream] Support growable streams.
The existing library assumed that a stream's length would never change. This makes some things simpler, but it's not flexible enough for what we need, especially for writable streams where what you really want is for each call to write to actually append. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@319070 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/DebugInfo')
-rw-r--r--lib/DebugInfo/MSF/MappedBlockStream.cpp8
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/DebugInfo/MSF/MappedBlockStream.cpp b/lib/DebugInfo/MSF/MappedBlockStream.cpp
index f28f944131b..dec28eb3069 100644
--- a/lib/DebugInfo/MSF/MappedBlockStream.cpp
+++ b/lib/DebugInfo/MSF/MappedBlockStream.cpp
@@ -89,7 +89,7 @@ MappedBlockStream::createFpmStream(const MSFLayout &Layout,
Error MappedBlockStream::readBytes(uint32_t Offset, uint32_t Size,
ArrayRef<uint8_t> &Buffer) {
// Make sure we aren't trying to read beyond the end of the stream.
- if (auto EC = checkOffset(Offset, Size))
+ if (auto EC = checkOffsetForRead(Offset, Size))
return EC;
if (tryReadContiguously(Offset, Size, Buffer))
@@ -167,7 +167,7 @@ Error MappedBlockStream::readBytes(uint32_t Offset, uint32_t Size,
Error MappedBlockStream::readLongestContiguousChunk(uint32_t Offset,
ArrayRef<uint8_t> &Buffer) {
// Make sure we aren't trying to read beyond the end of the stream.
- if (auto EC = checkOffset(Offset, 1))
+ if (auto EC = checkOffsetForRead(Offset, 1))
return EC;
uint32_t First = Offset / BlockSize;
@@ -243,7 +243,7 @@ Error MappedBlockStream::readBytes(uint32_t Offset,
uint32_t OffsetInBlock = Offset % BlockSize;
// Make sure we aren't trying to read beyond the end of the stream.
- if (auto EC = checkOffset(Offset, Buffer.size()))
+ if (auto EC = checkOffsetForRead(Offset, Buffer.size()))
return EC;
uint32_t BytesLeft = Buffer.size();
@@ -388,7 +388,7 @@ uint32_t WritableMappedBlockStream::getLength() {
Error WritableMappedBlockStream::writeBytes(uint32_t Offset,
ArrayRef<uint8_t> Buffer) {
// Make sure we aren't trying to write beyond the end of the stream.
- if (auto EC = checkOffset(Offset, Buffer.size()))
+ if (auto EC = checkOffsetForWrite(Offset, Buffer.size()))
return EC;
uint32_t BlockNum = Offset / getBlockSize();