mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
260 lines
9.0 KiB
C++
260 lines
9.0 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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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 "nsIServiceManager.h"
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#include "nsIStreamConverterService.h"
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#include "nsIStreamConverter.h"
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#include "nsICategoryManager.h"
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#include "mozilla/Module.h"
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#include "nsXULAppAPI.h"
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#include "nsIStringStream.h"
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#include "nsCOMPtr.h"
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#include "nsThreadUtils.h"
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#include "mozilla/Attributes.h"
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#include "nsMemory.h"
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#include "nsServiceManagerUtils.h"
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#include "nsComponentManagerUtils.h"
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#include "nsIRequest.h"
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#include "nsNetCID.h"
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#define ASYNC_TEST // undefine this if you want to test sycnronous conversion.
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/////////////////////////////////
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// Event pump setup
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/////////////////////////////////
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#ifdef XP_WIN
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#include <windows.h>
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#endif
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static int gKeepRunning = 0;
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/////////////////////////////////
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// Event pump END
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/////////////////////////////////
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/////////////////////////////////
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// Test converters include
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/////////////////////////////////
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#include "Converters.h"
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// CID setup
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static NS_DEFINE_CID(kStreamConverterServiceCID, NS_STREAMCONVERTERSERVICE_CID);
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////////////////////////////////////////////////////////////////////////
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// EndListener - This listener is the final one in the chain. It
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// receives the fully converted data, although it doesn't do anything with
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// the data.
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////////////////////////////////////////////////////////////////////////
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class EndListener MOZ_FINAL : public nsIStreamListener {
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public:
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// nsISupports declaration
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NS_DECL_ISUPPORTS
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EndListener() {}
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// nsIStreamListener method
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NS_IMETHOD OnDataAvailable(nsIRequest* request, nsISupports *ctxt, nsIInputStream *inStr,
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uint64_t sourceOffset, uint32_t count)
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{
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nsresult rv;
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uint32_t read;
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uint64_t len64;
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rv = inStr->Available(&len64);
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if (NS_FAILED(rv)) return rv;
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uint32_t len = (uint32_t)std::min(len64, (uint64_t)(UINT32_MAX - 1));
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char *buffer = (char*)nsMemory::Alloc(len + 1);
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if (!buffer) return NS_ERROR_OUT_OF_MEMORY;
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rv = inStr->Read(buffer, len, &read);
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buffer[len] = '\0';
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if (NS_SUCCEEDED(rv)) {
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printf("CONTEXT %p: Received %u bytes and the following data: \n %s\n\n",
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static_cast<void*>(ctxt), read, buffer);
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}
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nsMemory::Free(buffer);
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return NS_OK;
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}
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// nsIRequestObserver methods
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NS_IMETHOD OnStartRequest(nsIRequest* request, nsISupports *ctxt) { return NS_OK; }
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NS_IMETHOD OnStopRequest(nsIRequest* request, nsISupports *ctxt,
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nsresult aStatus) { return NS_OK; }
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};
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NS_IMPL_ISUPPORTS(EndListener,
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nsIStreamListener,
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nsIRequestObserver)
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////////////////////////////////////////////////////////////////////////
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// EndListener END
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////////////////////////////////////////////////////////////////////////
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nsresult SendData(const char * aData, nsIStreamListener* aListener, nsIRequest* request) {
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nsresult rv;
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nsCOMPtr<nsIStringInputStream> dataStream
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(do_CreateInstance("@mozilla.org/io/string-input-stream;1", &rv));
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NS_ENSURE_SUCCESS(rv, rv);
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rv = dataStream->SetData(aData, strlen(aData));
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NS_ENSURE_SUCCESS(rv, rv);
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uint64_t avail = 0;
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dataStream->Available(&avail);
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uint64_t offset = 0;
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while (avail > 0) {
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uint32_t count = saturated(avail);
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rv = aListener->OnDataAvailable(request, nullptr, dataStream,
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offset, count);
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if (NS_FAILED(rv)) return rv;
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offset += count;
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avail -= count;
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}
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return NS_OK;
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}
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#define SEND_DATA(x) SendData(x, converterListener, request)
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static const mozilla::Module::CIDEntry kTestCIDs[] = {
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{ &kTestConverterCID, false, nullptr, CreateTestConverter },
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{ nullptr }
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};
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static const mozilla::Module::ContractIDEntry kTestContracts[] = {
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{ NS_ISTREAMCONVERTER_KEY "?from=a/foo&to=b/foo", &kTestConverterCID },
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{ NS_ISTREAMCONVERTER_KEY "?from=b/foo&to=c/foo", &kTestConverterCID },
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{ NS_ISTREAMCONVERTER_KEY "?from=b/foo&to=d/foo", &kTestConverterCID },
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{ NS_ISTREAMCONVERTER_KEY "?from=c/foo&to=d/foo", &kTestConverterCID },
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{ NS_ISTREAMCONVERTER_KEY "?from=d/foo&to=e/foo", &kTestConverterCID },
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{ NS_ISTREAMCONVERTER_KEY "?from=d/foo&to=f/foo", &kTestConverterCID },
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{ NS_ISTREAMCONVERTER_KEY "?from=t/foo&to=k/foo", &kTestConverterCID },
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{ nullptr }
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};
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static const mozilla::Module::CategoryEntry kTestCategories[] = {
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{ NS_ISTREAMCONVERTER_KEY, "?from=a/foo&to=b/foo", "x" },
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{ NS_ISTREAMCONVERTER_KEY, "?from=b/foo&to=c/foo", "x" },
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{ NS_ISTREAMCONVERTER_KEY, "?from=b/foo&to=d/foo", "x" },
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{ NS_ISTREAMCONVERTER_KEY, "?from=c/foo&to=d/foo", "x" },
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{ NS_ISTREAMCONVERTER_KEY, "?from=d/foo&to=e/foo", "x" },
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{ NS_ISTREAMCONVERTER_KEY, "?from=d/foo&to=f/foo", "x" },
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{ NS_ISTREAMCONVERTER_KEY, "?from=t/foo&to=k/foo", "x" },
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{ nullptr }
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};
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static const mozilla::Module kTestModule = {
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mozilla::Module::kVersion,
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kTestCIDs,
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kTestContracts,
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kTestCategories
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};
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int
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main(int argc, char* argv[])
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{
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nsresult rv;
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{
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XRE_AddStaticComponent(&kTestModule);
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nsCOMPtr<nsIServiceManager> servMan;
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NS_InitXPCOM2(getter_AddRefs(servMan), nullptr, nullptr);
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nsCOMPtr<nsIThread> thread = do_GetCurrentThread();
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nsCOMPtr<nsICategoryManager> catman =
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do_GetService(NS_CATEGORYMANAGER_CONTRACTID, &rv);
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if (NS_FAILED(rv)) return -1;
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nsCString previous;
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nsCOMPtr<nsIStreamConverterService> StreamConvService =
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do_GetService(kStreamConverterServiceCID, &rv);
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if (NS_FAILED(rv)) return -1;
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// Define the *from* content type and *to* content-type for conversion.
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static const char fromStr[] = "a/foo";
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static const char toStr[] = "c/foo";
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#ifdef ASYNC_TEST
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// ASYNCHRONOUS conversion
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// Build up a channel that represents the content we're
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// starting the transaction with.
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//
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// sample multipart mixed content-type string:
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// "multipart/x-mixed-replacE;boundary=thisrandomstring"
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#if 0
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nsCOMPtr<nsIChannel> channel;
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nsCOMPtr<nsIURI> dummyURI;
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rv = NS_NewURI(getter_AddRefs(dummyURI), "http://meaningless");
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if (NS_FAILED(rv)) return -1;
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rv = NS_NewInputStreamChannel(getter_AddRefs(channel),
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dummyURI,
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nullptr, // inStr
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"text/plain", // content-type
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-1); // XXX fix contentLength
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if (NS_FAILED(rv)) return -1;
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nsCOMPtr<nsIRequest> request(do_QueryInterface(channel));
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#endif
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nsCOMPtr<nsIRequest> request;
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// setup a listener to receive the converted data. This guy is the end
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// listener in the chain, he wants the fully converted (toType) data.
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// An example of this listener in mozilla would be the DocLoader.
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nsIStreamListener *dataReceiver = new EndListener();
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NS_ADDREF(dataReceiver);
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// setup a listener to push the data into. This listener sits inbetween the
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// unconverted data of fromType, and the final listener in the chain (in this case
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// the dataReceiver.
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nsIStreamListener *converterListener = nullptr;
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rv = StreamConvService->AsyncConvertData(fromStr, toStr,
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dataReceiver, nullptr, &converterListener);
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if (NS_FAILED(rv)) return -1;
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NS_RELEASE(dataReceiver);
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// at this point we have a stream listener to push data to, and the one
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// that will receive the converted data. Let's mimic On*() calls and get the conversion
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// going. Typically these On*() calls would be made inside their respective wrappers On*()
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// methods.
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rv = converterListener->OnStartRequest(request, nullptr);
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if (NS_FAILED(rv)) return -1;
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rv = SEND_DATA("aaa");
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if (NS_FAILED(rv)) return -1;
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rv = SEND_DATA("aaa");
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if (NS_FAILED(rv)) return -1;
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// Finish the request.
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rv = converterListener->OnStopRequest(request, nullptr, rv);
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if (NS_FAILED(rv)) return -1;
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NS_RELEASE(converterListener);
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#else
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// SYNCHRONOUS conversion
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nsCOMPtr<nsIInputStream> convertedData;
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rv = StreamConvService->Convert(inputData, fromStr, toStr,
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nullptr, getter_AddRefs(convertedData));
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if (NS_FAILED(rv)) return -1;
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#endif
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// Enter the message pump to allow the URL load to proceed.
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while ( gKeepRunning ) {
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if (!NS_ProcessNextEvent(thread))
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break;
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}
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} // this scopes the nsCOMPtrs
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// no nsCOMPtrs are allowed to be alive when you call NS_ShutdownXPCOM
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NS_ShutdownXPCOM(nullptr);
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return 0;
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}
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