diff options
Diffstat (limited to 'tools/profiler/core/ProfileJSONWriter.cpp')
-rw-r--r-- | tools/profiler/core/ProfileJSONWriter.cpp | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/tools/profiler/core/ProfileJSONWriter.cpp b/tools/profiler/core/ProfileJSONWriter.cpp deleted file mode 100644 index 65a9425a3..000000000 --- a/tools/profiler/core/ProfileJSONWriter.cpp +++ /dev/null @@ -1,115 +0,0 @@ -/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ - -#include "mozilla/HashFunctions.h" - -#include "ProfileJSONWriter.h" - -void -ChunkedJSONWriteFunc::Write(const char* aStr) -{ - MOZ_ASSERT(mChunkPtr >= mChunkList.back().get() && mChunkPtr <= mChunkEnd); - MOZ_ASSERT(mChunkEnd >= mChunkList.back().get() + mChunkLengths.back()); - MOZ_ASSERT(*mChunkPtr == '\0'); - - size_t len = strlen(aStr); - - // Most strings to be written are small, but subprocess profiles (e.g., - // from the content process in e10s) may be huge. If the string is larger - // than a chunk, allocate its own chunk. - char* newPtr; - if (len >= kChunkSize) { - AllocChunk(len + 1); - newPtr = mChunkPtr + len; - } else { - newPtr = mChunkPtr + len; - if (newPtr >= mChunkEnd) { - AllocChunk(kChunkSize); - newPtr = mChunkPtr + len; - } - } - - memcpy(mChunkPtr, aStr, len); - *newPtr = '\0'; - mChunkPtr = newPtr; - mChunkLengths.back() += len; -} - -mozilla::UniquePtr<char[]> -ChunkedJSONWriteFunc::CopyData() const -{ - MOZ_ASSERT(mChunkLengths.length() == mChunkList.length()); - size_t totalLen = 1; - for (size_t i = 0; i < mChunkLengths.length(); i++) { - MOZ_ASSERT(strlen(mChunkList[i].get()) == mChunkLengths[i]); - totalLen += mChunkLengths[i]; - } - mozilla::UniquePtr<char[]> c = mozilla::MakeUnique<char[]>(totalLen); - char* ptr = c.get(); - for (size_t i = 0; i < mChunkList.length(); i++) { - size_t len = mChunkLengths[i]; - memcpy(ptr, mChunkList[i].get(), len); - ptr += len; - } - *ptr = '\0'; - return c; -} - -void -ChunkedJSONWriteFunc::Take(ChunkedJSONWriteFunc&& aOther) -{ - for (size_t i = 0; i < aOther.mChunkList.length(); i++) { - MOZ_ALWAYS_TRUE(mChunkLengths.append(aOther.mChunkLengths[i])); - MOZ_ALWAYS_TRUE(mChunkList.append(mozilla::Move(aOther.mChunkList[i]))); - } - mChunkPtr = mChunkList.back().get() + mChunkLengths.back(); - mChunkEnd = mChunkPtr; - aOther.mChunkPtr = nullptr; - aOther.mChunkEnd = nullptr; - aOther.mChunkList.clear(); - aOther.mChunkLengths.clear(); -} - -void -ChunkedJSONWriteFunc::AllocChunk(size_t aChunkSize) -{ - MOZ_ASSERT(mChunkLengths.length() == mChunkList.length()); - mozilla::UniquePtr<char[]> newChunk = mozilla::MakeUnique<char[]>(aChunkSize); - mChunkPtr = newChunk.get(); - mChunkEnd = mChunkPtr + aChunkSize; - *mChunkPtr = '\0'; - MOZ_ALWAYS_TRUE(mChunkLengths.append(0)); - MOZ_ALWAYS_TRUE(mChunkList.append(mozilla::Move(newChunk))); -} - -void -SpliceableJSONWriter::TakeAndSplice(ChunkedJSONWriteFunc* aFunc) -{ - Separator(); - for (size_t i = 0; i < aFunc->mChunkList.length(); i++) { - WriteFunc()->Write(aFunc->mChunkList[i].get()); - } - aFunc->mChunkPtr = nullptr; - aFunc->mChunkEnd = nullptr; - aFunc->mChunkList.clear(); - aFunc->mChunkLengths.clear(); - mNeedComma[mDepth] = true; -} - -void -SpliceableJSONWriter::Splice(const char* aStr) -{ - Separator(); - WriteFunc()->Write(aStr); - mNeedComma[mDepth] = true; -} - -void -SpliceableChunkedJSONWriter::TakeAndSplice(ChunkedJSONWriteFunc* aFunc) -{ - Separator(); - WriteFunc()->Take(mozilla::Move(*aFunc)); - mNeedComma[mDepth] = true; -} |