mirror of
https://github.com/rn10950/RetroZilla.git
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259 lines
7.2 KiB
C++
259 lines
7.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2001
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Darin Fisher <darin@netscape.com> (original author)
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include <stdio.h>
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#include "nsIServiceManager.h"
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#include "nsIEventQueueService.h"
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#include "nsIOutputStream.h"
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#include "nsIStreamListener.h"
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#include "nsITransport.h"
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#include "nsIInputStream.h"
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#include "nsIOutputStream.h"
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#include "nsCOMPtr.h"
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#include "plstr.h"
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#include "prprf.h"
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#ifndef USE_CREATE_INSTANCE
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#include "nsICacheService.h"
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#include "nsICacheSession.h"
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#include "nsICacheEntryDescriptor.h"
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#include "nsNetCID.h"
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static NS_DEFINE_CID(kCacheServiceCID, NS_CACHESERVICE_CID);
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static nsICacheSession *session = nsnull;
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static nsICacheEntryDescriptor *desc = nsnull;
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#endif
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/**
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* This test program exercises the memory cache's nsITransport implementation.
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*
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* This test program loads a file into the memory cache (using OpenOutputStream),
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* and then reads the file back out (using AsyncRead). The data read from the
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* memory cache is written to a new file (with .out added as a suffix to the file
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* name).
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*/
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static NS_DEFINE_CID(kEventQueueServiceCID, NS_EVENTQUEUESERVICE_CID);
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static nsIEventQueue *gEventQ = nsnull;
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class TestListener : public nsIStreamListener
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSISTREAMLISTENER
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NS_DECL_NSIREQUESTOBSERVER
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TestListener(char *);
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virtual ~TestListener();
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private:
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char *mFilename;
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FILE *mFile;
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};
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NS_IMPL_ISUPPORTS2(TestListener,
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nsIStreamListener,
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nsIRequestObserver)
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TestListener::TestListener(char *filename)
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: mFilename(filename)
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, mFile(nsnull)
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{
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}
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TestListener::~TestListener()
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{
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}
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NS_IMETHODIMP
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TestListener::OnStartRequest(nsIRequest *req, nsISupports *ctx)
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{
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printf("OnStartRequest\n");
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mFile = fopen(mFilename, "w");
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if (!mFile)
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return NS_ERROR_FAILURE;
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return NS_OK;
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}
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NS_IMETHODIMP
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TestListener::OnStopRequest(nsIRequest *req, nsISupports *ctx, nsresult status)
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{
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printf("OnStopRequest: status=%x\n", status);
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if (mFile)
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fclose(mFile);
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return NS_OK;
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}
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NS_IMETHODIMP
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TestListener::OnDataAvailable(nsIRequest *req, nsISupports *ctx,
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nsIInputStream *is,
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PRUint32 offset, PRUint32 count)
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{
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printf("OnDataAvailable: offset=%u count=%u\n", offset, count);
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if (!mFile) return NS_ERROR_FAILURE;
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char buf[128];
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nsresult rv;
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PRUint32 nread = 0;
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while (count) {
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PRUint32 amount = PR_MIN(count, sizeof(buf));
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rv = is->Read(buf, amount, &nread);
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if (NS_FAILED(rv)) return rv;
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fwrite(buf, nread, 1, mFile);
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count -= nread;
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}
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return NS_OK;
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}
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nsresult TestMCTransport(const char *filename)
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{
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nsresult rv = NS_OK;
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nsCOMPtr<nsITransport> transport;
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#ifdef USE_CREATE_INSTANCE
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transport = do_CreateInstance(
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"@mozilla.org/network/memory-cache-transport;1", &rv);
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if (NS_FAILED(rv))
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return rv;
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#else
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nsCOMPtr<nsICacheService> serv(do_GetService(kCacheServiceCID, &rv));
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if (NS_FAILED(rv)) return rv;
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rv = serv->CreateSession("TestMCTransport",
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nsICache::STORE_IN_MEMORY, PR_TRUE,
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&session);
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if (NS_FAILED(rv)) return rv;
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rv = session->OpenCacheEntry(nsDependentCString(filename),
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nsICache::ACCESS_READ_WRITE,
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nsICache::BLOCKING,
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&desc);
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if (NS_FAILED(rv)) return rv;
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rv = desc->MarkValid();
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if (NS_FAILED(rv)) return rv;
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rv = desc->GetTransport(getter_AddRefs(transport));
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if (NS_FAILED(rv)) return rv;
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#endif
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nsCOMPtr<nsIOutputStream> os;
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rv = transport->OpenOutputStream(0, (PRUint32) -1, 0, getter_AddRefs(os));
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if (NS_FAILED(rv)) return rv;
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char *out = PR_smprintf("%s.out", filename);
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nsCOMPtr<nsIStreamListener> listener = new TestListener(out);
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if (!listener)
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return NS_ERROR_OUT_OF_MEMORY;
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nsCOMPtr<nsIRequest> req;
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rv = transport->AsyncRead(listener, nsnull, 0, (PRUint32) -1, 0, getter_AddRefs(req));
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if (NS_FAILED(rv)) return rv;
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FILE *file = fopen(filename, "r");
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if (!file)
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return NS_ERROR_FILE_NOT_FOUND;
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char buf[256];
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PRUint32 count, total=0;
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while ((count = fread(buf, 1, sizeof(buf), file)) > 0) {
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printf("writing %u bytes\n", count);
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total += count;
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rv = os->Write(buf, count, &count);
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if (NS_FAILED(rv)) return rv;
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// process an event
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PLEvent *event = nsnull;
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gEventQ->GetEvent(&event);
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if (event) gEventQ->HandleEvent(event);
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}
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printf("wrote %u bytes\n", total);
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return rv;
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}
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int main(int argc, char **argv)
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{
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nsresult rv;
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if (argc < 2) {
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printf("usage: %s filename\n", argv[0]);
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return -1;
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}
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nsCOMPtr<nsIEventQueueService> eqs =
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do_GetService(kEventQueueServiceCID, &rv);
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if (NS_FAILED(rv)) {
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printf("failed to create event queue service: rv=%x\n", rv);
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return -1;
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}
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rv = eqs->CreateMonitoredThreadEventQueue();
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if (NS_FAILED(rv)) {
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printf("failed to create monitored event queue: rv=%x\n", rv);
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return -1;
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}
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rv = eqs->GetThreadEventQueue(NS_CURRENT_THREAD, &gEventQ);
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if (NS_FAILED(rv)) {
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printf("failed to get thread event queue: %x\n", rv);
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return -1;
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}
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rv = TestMCTransport(argv[1]);
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printf("TestMCTransport returned %x\n", rv);
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gEventQ->ProcessPendingEvents();
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#ifndef USE_CREATE_INSTANCE
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NS_IF_RELEASE(desc);
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NS_IF_RELEASE(session);
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#endif
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return 0;
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}
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