mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
9c5965b035
The bulk of this commit was generated with a script, executed at the top
level of a typical source code checkout. The only non-machine-generated
part was modifying MFBT's moz.build to reflect the new naming.
CLOSED TREE makes big refactorings like this a piece of cake.
# The main substitution.
find . -name '*.cpp' -o -name '*.cc' -o -name '*.h' -o -name '*.mm' -o -name '*.idl'| \
xargs perl -p -i -e '
s/nsRefPtr\.h/RefPtr\.h/g; # handle includes
s/nsRefPtr ?</RefPtr</g; # handle declarations and variables
'
# Handle a special friend declaration in gfx/layers/AtomicRefCountedWithFinalize.h.
perl -p -i -e 's/::nsRefPtr;/::RefPtr;/' gfx/layers/AtomicRefCountedWithFinalize.h
# Handle nsRefPtr.h itself, a couple places that define constructors
# from nsRefPtr, and code generators specially. We do this here, rather
# than indiscriminantly s/nsRefPtr/RefPtr/, because that would rename
# things like nsRefPtrHashtable.
perl -p -i -e 's/nsRefPtr/RefPtr/g' \
mfbt/nsRefPtr.h \
xpcom/glue/nsCOMPtr.h \
xpcom/base/OwningNonNull.h \
ipc/ipdl/ipdl/lower.py \
ipc/ipdl/ipdl/builtin.py \
dom/bindings/Codegen.py \
python/lldbutils/lldbutils/utils.py
# In our indiscriminate substitution above, we renamed
# nsRefPtrGetterAddRefs, the class behind getter_AddRefs. Fix that up.
find . -name '*.cpp' -o -name '*.h' -o -name '*.idl' | \
xargs perl -p -i -e 's/nsRefPtrGetterAddRefs/RefPtrGetterAddRefs/g'
if [ -d .git ]; then
git mv mfbt/nsRefPtr.h mfbt/RefPtr.h
else
hg mv mfbt/nsRefPtr.h mfbt/RefPtr.h
fi
135 lines
3.0 KiB
C++
135 lines
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsScriptableInputStream.h"
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#include "nsMemory.h"
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#include "nsString.h"
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NS_IMPL_ISUPPORTS(nsScriptableInputStream, nsIScriptableInputStream)
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// nsIScriptableInputStream methods
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NS_IMETHODIMP
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nsScriptableInputStream::Close()
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{
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if (!mInputStream) {
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return NS_ERROR_NOT_INITIALIZED;
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}
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return mInputStream->Close();
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}
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NS_IMETHODIMP
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nsScriptableInputStream::Init(nsIInputStream* aInputStream)
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{
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if (!aInputStream) {
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return NS_ERROR_NULL_POINTER;
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}
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mInputStream = aInputStream;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptableInputStream::Available(uint64_t* aResult)
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{
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if (!mInputStream) {
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return NS_ERROR_NOT_INITIALIZED;
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}
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return mInputStream->Available(aResult);
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}
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NS_IMETHODIMP
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nsScriptableInputStream::Read(uint32_t aCount, char** aResult)
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{
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nsresult rv = NS_OK;
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uint64_t count64 = 0;
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char* buffer = nullptr;
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if (!mInputStream) {
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return NS_ERROR_NOT_INITIALIZED;
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}
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rv = mInputStream->Available(&count64);
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if (NS_FAILED(rv)) {
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return rv;
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}
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// bug716556 - Ensure count+1 doesn't overflow
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uint32_t count =
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XPCOM_MIN((uint32_t)XPCOM_MIN<uint64_t>(count64, aCount), UINT32_MAX - 1);
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buffer = (char*)malloc(count + 1); // make room for '\0'
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if (!buffer) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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rv = ReadHelper(buffer, count);
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if (NS_FAILED(rv)) {
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free(buffer);
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return rv;
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}
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buffer[count] = '\0';
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*aResult = buffer;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsScriptableInputStream::ReadBytes(uint32_t aCount, nsACString& aResult)
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{
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if (!mInputStream) {
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return NS_ERROR_NOT_INITIALIZED;
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}
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aResult.SetLength(aCount);
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if (aResult.Length() != aCount) {
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return NS_ERROR_OUT_OF_MEMORY;
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}
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char* ptr = aResult.BeginWriting();
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nsresult rv = ReadHelper(ptr, aCount);
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if (NS_FAILED(rv)) {
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aResult.Truncate();
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}
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return rv;
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}
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nsresult
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nsScriptableInputStream::ReadHelper(char* aBuffer, uint32_t aCount)
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{
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uint32_t totalBytesRead = 0;
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while (1) {
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uint32_t bytesRead;
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nsresult rv = mInputStream->Read(aBuffer + totalBytesRead,
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aCount - totalBytesRead,
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&bytesRead);
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if (NS_FAILED(rv)) {
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return rv;
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}
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totalBytesRead += bytesRead;
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if (totalBytesRead == aCount) {
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break;
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}
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// If we have read zero bytes, we have hit EOF.
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if (bytesRead == 0) {
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return NS_ERROR_FAILURE;
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}
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}
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return NS_OK;
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}
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nsresult
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nsScriptableInputStream::Create(nsISupports* aOuter, REFNSIID aIID,
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void** aResult)
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{
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if (aOuter) {
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return NS_ERROR_NO_AGGREGATION;
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}
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RefPtr<nsScriptableInputStream> sis = new nsScriptableInputStream();
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return sis->QueryInterface(aIID, aResult);
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}
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