зеркало из https://github.com/mozilla/pjs.git
273 строки
8.2 KiB
C++
273 строки
8.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 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 Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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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) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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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 NPL, 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 NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nsIResProtocolHandler.h"
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#include "nsIServiceManager.h"
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#include "nsIIOService.h"
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#include "nsIInputStream.h"
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#include "nsIComponentManager.h"
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#include "nsIComponentRegistrar.h"
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#include "nsIStreamListener.h"
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#include "nsIEventQueueService.h"
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#include "nsIURI.h"
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#include "nsCRT.h"
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#include "nsNetCID.h"
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static NS_DEFINE_CID(kIOServiceCID, NS_IOSERVICE_CID);
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static NS_DEFINE_CID(kEventQueueServiceCID, NS_EVENTQUEUESERVICE_CID);
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////////////////////////////////////////////////////////////////////////////////
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nsresult
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SetupMapping()
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{
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nsresult rv;
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nsCOMPtr<nsIIOService> serv(do_GetService(kIOServiceCID, &rv));
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsIProtocolHandler> ph;
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rv = serv->GetProtocolHandler("res", getter_AddRefs(ph));
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsIResProtocolHandler> resPH = do_QueryInterface(ph, &rv);
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if (NS_FAILED(rv)) return rv;
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rv = resPH->AppendSubstitution("foo", "file://y|/");
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if (NS_FAILED(rv)) return rv;
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rv = resPH->AppendSubstitution("foo", "file://y|/mozilla/dist/win32_D.OBJ/bin/");
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if (NS_FAILED(rv)) return rv;
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return rv;
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}
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////////////////////////////////////////////////////////////////////////////////
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nsresult
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TestOpenInputStream(const char* url)
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{
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nsresult rv;
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nsCOMPtr<nsIIOService> serv(do_GetService(kIOServiceCID, &rv));
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsIChannel> channel;
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rv = serv->NewChannel(url,
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nsnull, // base uri
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getter_AddRefs(channel));
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsIInputStream> in;
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rv = channel->Open(getter_AddRefs(in));
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if (NS_FAILED(rv)) {
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fprintf(stdout, "failed to OpenInputStream for %s\n", url);
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return NS_OK;
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}
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char buf[1024];
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while (1) {
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PRUint32 amt;
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rv = in->Read(buf, sizeof(buf), &amt);
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if (NS_FAILED(rv)) return rv;
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if (amt == 0) break; // eof
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char* str = buf;
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while (amt-- > 0) {
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fputc(*str++, stdout);
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}
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}
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nsCOMPtr<nsIURI> uri;
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char* str;
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rv = channel->GetOriginalURI(getter_AddRefs(uri));
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if (NS_FAILED(rv)) return rv;
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rv = uri->GetSpec(&str);
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if (NS_FAILED(rv)) return rv;
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fprintf(stdout, "%s resolved to ", str);
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nsCRT::free(str);
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rv = channel->GetURI(getter_AddRefs(uri));
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if (NS_FAILED(rv)) return rv;
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rv = uri->GetSpec(&str);
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if (NS_FAILED(rv)) return rv;
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fprintf(stdout, "%s\n", str);
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nsCRT::free(str);
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return NS_OK;
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}
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////////////////////////////////////////////////////////////////////////////////
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PRBool gDone = PR_FALSE;
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nsIEventQueue* gEventQ = nsnull;
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class Listener : public nsIStreamListener
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{
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public:
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NS_DECL_ISUPPORTS
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Listener() { NS_INIT_REFCNT(); }
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virtual ~Listener() {}
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NS_IMETHOD OnStartRequest(nsIRequest *request, nsISupports *ctxt) {
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nsresult rv;
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nsCOMPtr<nsIURI> uri;
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nsCOMPtr<nsIChannel> channel = do_QueryInterface(request);
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rv = channel->GetURI(getter_AddRefs(uri));
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if (NS_SUCCEEDED(rv)) {
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char* str;
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rv = uri->GetSpec(&str);
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if (NS_SUCCEEDED(rv)) {
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fprintf(stdout, "Starting to load %s\n", str);
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nsCRT::free(str);
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}
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}
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return NS_OK;
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}
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NS_IMETHOD OnStopRequest(nsIRequest *request, nsISupports *ctxt,
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nsresult aStatus) {
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nsresult rv;
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nsCOMPtr<nsIURI> uri;
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nsCOMPtr<nsIChannel> channel = do_QueryInterface(request);
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rv = channel->GetURI(getter_AddRefs(uri));
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if (NS_SUCCEEDED(rv)) {
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char* str;
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rv = uri->GetSpec(&str);
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if (NS_SUCCEEDED(rv)) {
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fprintf(stdout, "Ending load %s, status=%x\n", str, aStatus);
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nsCRT::free(str);
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}
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}
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gDone = PR_TRUE;
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return NS_OK;
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}
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NS_IMETHOD OnDataAvailable(nsIRequest *request, nsISupports *ctxt,
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nsIInputStream *inStr,
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PRUint32 sourceOffset, PRUint32 count) {
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nsresult rv;
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char buf[1024];
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while (count > 0) {
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PRUint32 amt;
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rv = inStr->Read(buf, sizeof(buf), &amt);
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count -= amt;
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char* c = buf;
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while (amt-- > 0) {
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fputc(*c++, stdout);
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}
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}
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return NS_OK;
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}
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};
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NS_IMPL_ISUPPORTS2(Listener, nsIStreamListener, nsIRequestObserver)
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nsresult
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TestAsyncRead(const char* url)
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{
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nsresult rv;
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nsCOMPtr<nsIEventQueueService> eventQService =
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do_GetService(kEventQueueServiceCID, &rv);
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if (NS_FAILED(rv)) return rv;
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rv = eventQService->GetThreadEventQueue(NS_CURRENT_THREAD, &gEventQ);
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsIIOService> serv(do_GetService(kIOServiceCID, &rv));
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsIChannel> channel;
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rv = serv->NewChannel(url,
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nsnull, // base uri
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getter_AddRefs(channel));
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsIStreamListener> listener = new Listener();
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if (listener == nsnull)
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return NS_ERROR_OUT_OF_MEMORY;
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rv = channel->AsyncOpen(nsnull, listener);
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if (NS_FAILED(rv)) return rv;
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while (!gDone) {
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PLEvent* event;
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rv = gEventQ->GetEvent(&event);
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if (NS_FAILED(rv)) return rv;
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rv = gEventQ->HandleEvent(event);
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if (NS_FAILED(rv)) return rv;
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}
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return rv;
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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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nsCOMPtr<nsIServiceManager> servMan;
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NS_InitXPCOM2(getter_AddRefs(servMan), nsnull, nsnull);
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nsCOMPtr<nsIComponentRegistrar> registrar = do_QueryInterface(servMan);
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NS_ASSERTION(registrar, "Null nsIComponentRegistrar");
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registrar->AutoRegister(nsnull);
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NS_ASSERTION(NS_SUCCEEDED(rv), "AutoregisterComponents failed");
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if (argc < 2) {
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printf("usage: %s resource://foo/<path-to-resolve>\n", argv[0]);
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return -1;
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}
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rv = SetupMapping();
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NS_ASSERTION(NS_SUCCEEDED(rv), "SetupMapping failed");
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if (NS_FAILED(rv)) return rv;
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rv = TestOpenInputStream(argv[1]);
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NS_ASSERTION(NS_SUCCEEDED(rv), "TestOpenInputStream failed");
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rv = TestAsyncRead(argv[1]);
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NS_ASSERTION(NS_SUCCEEDED(rv), "TestAsyncRead failed");
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return rv;
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}
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////////////////////////////////////////////////////////////////////////////////
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