gecko/netwerk/test/TestRes.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsIResProtocolHandler.h"
#include "nsIServiceManager.h"
#include "nsIIOService.h"
#include "nsIInputStream.h"
#include "nsIComponentManager.h"
#include "nsIComponentRegistrar.h"
#include "nsIStreamListener.h"
#include "nsIEventQueueService.h"
#include "nsIURI.h"
#include "nsCRT.h"
#include "nsNetCID.h"
static NS_DEFINE_CID(kIOServiceCID, NS_IOSERVICE_CID);
static NS_DEFINE_CID(kEventQueueServiceCID, NS_EVENTQUEUESERVICE_CID);
////////////////////////////////////////////////////////////////////////////////
nsresult
SetupMapping()
{
nsresult rv;
nsCOMPtr<nsIIOService> serv(do_GetService(kIOServiceCID, &rv));
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIProtocolHandler> ph;
rv = serv->GetProtocolHandler("res", getter_AddRefs(ph));
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIResProtocolHandler> resPH = do_QueryInterface(ph, &rv);
if (NS_FAILED(rv)) return rv;
rv = resPH->AppendSubstitution("foo", "file://y|/");
if (NS_FAILED(rv)) return rv;
rv = resPH->AppendSubstitution("foo", "file://y|/mozilla/dist/win32_D.OBJ/bin/");
if (NS_FAILED(rv)) return rv;
return rv;
}
////////////////////////////////////////////////////////////////////////////////
nsresult
TestOpenInputStream(const char* url)
{
nsresult rv;
nsCOMPtr<nsIIOService> serv(do_GetService(kIOServiceCID, &rv));
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIChannel> channel;
rv = serv->NewChannel(url,
nsnull, // base uri
getter_AddRefs(channel));
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIInputStream> in;
rv = channel->Open(getter_AddRefs(in));
if (NS_FAILED(rv)) {
fprintf(stdout, "failed to OpenInputStream for %s\n", url);
return NS_OK;
}
char buf[1024];
while (1) {
PRUint32 amt;
rv = in->Read(buf, sizeof(buf), &amt);
if (NS_FAILED(rv)) return rv;
if (amt == 0) break; // eof
char* str = buf;
while (amt-- > 0) {
fputc(*str++, stdout);
}
}
nsCOMPtr<nsIURI> uri;
char* str;
rv = channel->GetOriginalURI(getter_AddRefs(uri));
if (NS_FAILED(rv)) return rv;
rv = uri->GetSpec(&str);
if (NS_FAILED(rv)) return rv;
fprintf(stdout, "%s resolved to ", str);
nsCRT::free(str);
rv = channel->GetURI(getter_AddRefs(uri));
if (NS_FAILED(rv)) return rv;
rv = uri->GetSpec(&str);
if (NS_FAILED(rv)) return rv;
fprintf(stdout, "%s\n", str);
nsCRT::free(str);
return NS_OK;
}
////////////////////////////////////////////////////////////////////////////////
PRBool gDone = PR_FALSE;
nsIEventQueue* gEventQ = nsnull;
class Listener : public nsIStreamListener
{
public:
NS_DECL_ISUPPORTS
Listener() {}
virtual ~Listener() {}
NS_IMETHOD OnStartRequest(nsIRequest *request, nsISupports *ctxt) {
nsresult rv;
nsCOMPtr<nsIURI> uri;
nsCOMPtr<nsIChannel> channel = do_QueryInterface(request);
rv = channel->GetURI(getter_AddRefs(uri));
if (NS_SUCCEEDED(rv)) {
char* str;
rv = uri->GetSpec(&str);
if (NS_SUCCEEDED(rv)) {
fprintf(stdout, "Starting to load %s\n", str);
nsCRT::free(str);
}
}
return NS_OK;
}
NS_IMETHOD OnStopRequest(nsIRequest *request, nsISupports *ctxt,
nsresult aStatus) {
nsresult rv;
nsCOMPtr<nsIURI> uri;
nsCOMPtr<nsIChannel> channel = do_QueryInterface(request);
rv = channel->GetURI(getter_AddRefs(uri));
if (NS_SUCCEEDED(rv)) {
char* str;
rv = uri->GetSpec(&str);
if (NS_SUCCEEDED(rv)) {
fprintf(stdout, "Ending load %s, status=%x\n", str, aStatus);
nsCRT::free(str);
}
}
gDone = PR_TRUE;
return NS_OK;
}
NS_IMETHOD OnDataAvailable(nsIRequest *request, nsISupports *ctxt,
nsIInputStream *inStr,
PRUint32 sourceOffset, PRUint32 count) {
nsresult rv;
char buf[1024];
while (count > 0) {
PRUint32 amt;
rv = inStr->Read(buf, sizeof(buf), &amt);
count -= amt;
char* c = buf;
while (amt-- > 0) {
fputc(*c++, stdout);
}
}
return NS_OK;
}
};
NS_IMPL_ISUPPORTS2(Listener, nsIStreamListener, nsIRequestObserver)
nsresult
TestAsyncRead(const char* url)
{
nsresult rv;
nsCOMPtr<nsIEventQueueService> eventQService =
do_GetService(kEventQueueServiceCID, &rv);
if (NS_FAILED(rv)) return rv;
rv = eventQService->GetThreadEventQueue(NS_CURRENT_THREAD, &gEventQ);
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIIOService> serv(do_GetService(kIOServiceCID, &rv));
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIChannel> channel;
rv = serv->NewChannel(url,
nsnull, // base uri
getter_AddRefs(channel));
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIStreamListener> listener = new Listener();
if (listener == nsnull)
return NS_ERROR_OUT_OF_MEMORY;
rv = channel->AsyncOpen(nsnull, listener);
if (NS_FAILED(rv)) return rv;
while (!gDone) {
PLEvent* event;
rv = gEventQ->GetEvent(&event);
if (NS_FAILED(rv)) return rv;
rv = gEventQ->HandleEvent(event);
if (NS_FAILED(rv)) return rv;
}
return rv;
}
int
main(int argc, char* argv[])
{
nsresult rv;
{
nsCOMPtr<nsIServiceManager> servMan;
NS_InitXPCOM2(getter_AddRefs(servMan), nsnull, nsnull);
nsCOMPtr<nsIComponentRegistrar> registrar = do_QueryInterface(servMan);
NS_ASSERTION(registrar, "Null nsIComponentRegistrar");
if (registrar)
registrar->AutoRegister(nsnull);
NS_ASSERTION(NS_SUCCEEDED(rv), "AutoregisterComponents failed");
if (argc < 2) {
printf("usage: %s resource://foo/<path-to-resolve>\n", argv[0]);
return -1;
}
rv = SetupMapping();
NS_ASSERTION(NS_SUCCEEDED(rv), "SetupMapping failed");
if (NS_FAILED(rv)) return rv;
rv = TestOpenInputStream(argv[1]);
NS_ASSERTION(NS_SUCCEEDED(rv), "TestOpenInputStream failed");
rv = TestAsyncRead(argv[1]);
NS_ASSERTION(NS_SUCCEEDED(rv), "TestAsyncRead failed");
} // this scopes the nsCOMPtrs
// no nsCOMPtrs are allowed to be alive when you call NS_ShutdownXPCOM
rv = NS_ShutdownXPCOM(nsnull);
NS_ASSERTION(NS_SUCCEEDED(rv), "NS_ShutdownXPCOM failed");
return rv;
}
////////////////////////////////////////////////////////////////////////////////