Files
palemoon27/embedding/browser/nsEmbedStream.cpp
T
roytam1 2efea470e5 import changes from `dev' branch of rmottola/Arctic-Fox:
- Bug 1130096 - Convert embedding/browser/ to Gecko style. r=mccr8 (59ec06fe2)
- Bug 1179967 - Always rewrite links to absolute in nsWebBrowserPersist instead of side-effecting document. r=jst (93bf54d47)
- Bug 1155765 - Get rid of gratuitous goto from nsWebBrowserPersist::MakeFilenameFromURI(). r=smaug (ecf31fed2)
- Bug 1170334 - Re-escape entities in nsWebBrowserPersist XML stylesheet handling. r=hsivonen (e04b410a0)
- Bug 345852 - Save personal dictionary when a word is added or removed. r=ehsan (d62c40fb7)
- Bug 1133063 - Move SetLength into the if's condition. r=froydnj (bd1d03ad4)
- Bug 1165919 - [Qt] InitLayersAccelerationPrefs () crash due to missing gfxInfo. r=rojkov (e966f5aa1)
- Bug 1090448 - Add initial serialization and deserialization capabilities for nsPrintOptionsGTK. r=karlt. (34c5cca7b)
- Bug 1090439 - PPrinting calls from child to parent via ShowProgress and ShowPrintDialog should not be sync. r=smaug. (6321a2f61)
- Remove some unneeded MOZ_IMPLICITs, no bug (b884ec906)
- MOZ_FINAL -> final (cfffe033d)
- fix misspatch (77a20bcc2)
- Bug 1090448 - Add GTK-specific PrintData fields and serialization / deserialization. r=karlt. (afc2d1166)
- Bug 1109338: Part 3: Use separate proxy and UDPMessage class for PBackground r=dragana (ff1711e1e)
2021-09-07 15:40:15 +08:00

101 lines
2.3 KiB
C++

/* -*- 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 "nsIAsyncInputStream.h"
#include "nsIAsyncOutputStream.h"
#include "nsIDocShell.h"
#include "nsIInterfaceRequestorUtils.h"
#include "nsIPipe.h"
#include "nsEmbedStream.h"
#include "nsError.h"
#include "nsString.h"
NS_IMPL_ISUPPORTS0(nsEmbedStream)
nsEmbedStream::nsEmbedStream()
{
mOwner = nullptr;
}
nsEmbedStream::~nsEmbedStream()
{
}
void
nsEmbedStream::InitOwner(nsIWebBrowser* aOwner)
{
mOwner = aOwner;
}
NS_METHOD
nsEmbedStream::Init(void)
{
return NS_OK;
}
NS_METHOD
nsEmbedStream::OpenStream(nsIURI* aBaseURI, const nsACString& aContentType)
{
nsresult rv;
NS_ENSURE_ARG_POINTER(aBaseURI);
NS_ENSURE_TRUE(IsASCII(aContentType), NS_ERROR_INVALID_ARG);
// if we're already doing a stream, return an error
if (mOutputStream) {
return NS_ERROR_IN_PROGRESS;
}
nsCOMPtr<nsIAsyncInputStream> inputStream;
nsCOMPtr<nsIAsyncOutputStream> outputStream;
rv = NS_NewPipe2(getter_AddRefs(inputStream), getter_AddRefs(outputStream),
true, false, 0, UINT32_MAX);
if (NS_FAILED(rv)) {
return rv;
}
nsCOMPtr<nsIDocShell> docShell = do_GetInterface(mOwner);
rv = docShell->LoadStream(inputStream, aBaseURI, aContentType,
EmptyCString(), nullptr);
if (NS_FAILED(rv)) {
return rv;
}
mOutputStream = outputStream;
return rv;
}
NS_METHOD
nsEmbedStream::AppendToStream(const uint8_t* aData, uint32_t aLen)
{
nsresult rv;
NS_ENSURE_STATE(mOutputStream);
uint32_t bytesWritten = 0;
rv = mOutputStream->Write(reinterpret_cast<const char*>(aData),
aLen, &bytesWritten);
if (NS_FAILED(rv)) {
return rv;
}
NS_ASSERTION(bytesWritten == aLen,
"underlying buffer couldn't handle the write");
return rv;
}
NS_METHOD
nsEmbedStream::CloseStream(void)
{
nsresult rv = NS_OK;
// NS_ENSURE_STATE returns NS_ERROR_UNEXPECTED if the condition isn't
// satisfied; this is exactly what we want to return.
NS_ENSURE_STATE(mOutputStream);
mOutputStream->Close();
mOutputStream = 0;
return rv;
}