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gecko/netwerk/test/TestStreamTransport.cpp

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/* ***** 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.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2002
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Darin Fisher <darin@netscape.com>
*
* 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 "TestCommon.h"
#include "nsIComponentRegistrar.h"
#include "nsIStreamTransportService.h"
#include "nsIAsyncInputStream.h"
#include "nsIProgressEventSink.h"
#include "nsIInterfaceRequestor.h"
#include "nsIInterfaceRequestorUtils.h"
#include "nsIProxyObjectManager.h"
#include "nsIRequest.h"
#include "nsIServiceManager.h"
#include "nsIComponentManager.h"
#include "nsCOMPtr.h"
#include "nsMemory.h"
#include "nsStringAPI.h"
#include "nsIFileStreams.h"
#include "nsIStreamListener.h"
#include "nsILocalFile.h"
#include "nsNetUtil.h"
#include "nsAutoLock.h"
#include "prlog.h"
#include "prenv.h"
////////////////////////////////////////////////////////////////////////////////
#if defined(PR_LOGGING)
//
// set NSPR_LOG_MODULES=Test:5
//
static PRLogModuleInfo *gTestLog = nsnull;
#endif
#define LOG(args) PR_LOG(gTestLog, PR_LOG_DEBUG, args)
////////////////////////////////////////////////////////////////////////////////
static NS_DEFINE_CID(kStreamTransportServiceCID, NS_STREAMTRANSPORTSERVICE_CID);
////////////////////////////////////////////////////////////////////////////////
#define CHUNK_SIZE 500
class MyCopier : public nsIInputStreamCallback
, public nsIOutputStreamCallback
{
public:
NS_DECL_ISUPPORTS
MyCopier()
: mLock(nsnull)
, mInputCondition(NS_OK)
{
}
virtual ~MyCopier()
{
if (mLock)
PR_DestroyLock(mLock);
if (mInput)
mInput->Close();
if (mOutput)
mOutput->Close();
}
// called on any thread
NS_IMETHOD OnInputStreamReady(nsIAsyncInputStream *inStr)
{
LOG(("OnInputStreamReady\n"));
nsAutoLock lock(mLock);
NS_ASSERTION(inStr == mInput, "unexpected stream");
Process_Locked();
return NS_OK;
}
// called on any thread
NS_IMETHOD OnOutputStreamReady(nsIAsyncOutputStream *outStr)
{
LOG(("OnOutputStreamReady\n"));
nsAutoLock lock(mLock);
NS_ASSERTION(outStr == mOutput, "unexpected stream");
Process_Locked();
return NS_OK;
}
void Close_Locked()
{
LOG(("Close_Locked\n"));
mOutput->Close();
mOutput = 0;
mInput->Close();
mInput = 0;
// post done copying event
QuitPumpingEvents();
}
void Process_Locked()
{
while (1) {
mInputCondition = NS_OK; // reset
PRUint32 n;
nsresult rv = mOutput->WriteSegments(FillOutputBuffer, this, CHUNK_SIZE, &n);
if (NS_FAILED(rv) || (n == 0)) {
if (rv == NS_BASE_STREAM_WOULD_BLOCK)
mOutput->AsyncWait(this, 0, 0, nsnull);
else if (mInputCondition == NS_BASE_STREAM_WOULD_BLOCK)
mInput->AsyncWait(this, 0, 0, nsnull);
else
Close_Locked();
break;
}
}
}
nsresult AsyncCopy(nsITransport *srcTrans, nsITransport *destTrans)
{
mLock = PR_NewLock();
if (!mLock)
return NS_ERROR_OUT_OF_MEMORY;
nsresult rv;
nsCOMPtr<nsIInputStream> inStr;
rv = srcTrans->OpenInputStream(0, 0, 0, getter_AddRefs(inStr));
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIOutputStream> outStr;
rv = destTrans->OpenOutputStream(0, 0, 0, getter_AddRefs(outStr));
if (NS_FAILED(rv)) return rv;
mInput = do_QueryInterface(inStr);
mOutput = do_QueryInterface(outStr);
return mInput->AsyncWait(this, 0, 0, nsnull);
}
static NS_METHOD FillOutputBuffer(nsIOutputStream *outStr,
void *closure,
char *buffer,
PRUint32 offset,
PRUint32 count,
PRUint32 *countRead)
{
MyCopier *self = (MyCopier *) closure;
nsresult rv = self->mInput->Read(buffer, count, countRead);
if (NS_FAILED(rv))
self->mInputCondition = rv;
else if (*countRead == 0)
self->mInputCondition = NS_BASE_STREAM_CLOSED;
return self->mInputCondition;
}
protected:
PRLock *mLock;
nsCOMPtr<nsIAsyncInputStream> mInput;
nsCOMPtr<nsIAsyncOutputStream> mOutput;
nsresult mInputCondition;
};
NS_IMPL_THREADSAFE_ISUPPORTS2(MyCopier,
nsIInputStreamCallback,
nsIOutputStreamCallback)
////////////////////////////////////////////////////////////////////////////////
/**
* asynchronously copy file.
*/
static nsresult
RunTest(nsIFile *srcFile, nsIFile *destFile)
{
nsresult rv;
LOG(("RunTest\n"));
nsCOMPtr<nsIStreamTransportService> sts =
do_GetService(kStreamTransportServiceCID, &rv);
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIInputStream> srcStr;
rv = NS_NewLocalFileInputStream(getter_AddRefs(srcStr), srcFile);
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIOutputStream> destStr;
rv = NS_NewLocalFileOutputStream(getter_AddRefs(destStr), destFile);
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsITransport> srcTransport;
rv = sts->CreateInputTransport(srcStr, nsInt64(-1), nsInt64(-1), PR_TRUE,
getter_AddRefs(srcTransport));
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsITransport> destTransport;
rv = sts->CreateOutputTransport(destStr, nsInt64(-1), nsInt64(-1), PR_TRUE,
getter_AddRefs(destTransport));
if (NS_FAILED(rv)) return rv;
MyCopier *copier = new MyCopier();
if (copier == nsnull)
return NS_ERROR_OUT_OF_MEMORY;
NS_ADDREF(copier);
rv = copier->AsyncCopy(srcTransport, destTransport);
if (NS_FAILED(rv)) return rv;
PumpEvents();
NS_RELEASE(copier);
return NS_OK;
}
////////////////////////////////////////////////////////////////////////////////
static nsresult
RunBlockingTest(nsIFile *srcFile, nsIFile *destFile)
{
nsresult rv;
LOG(("RunBlockingTest\n"));
nsCOMPtr<nsIStreamTransportService> sts =
do_GetService(kStreamTransportServiceCID, &rv);
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIInputStream> srcIn;
rv = NS_NewLocalFileInputStream(getter_AddRefs(srcIn), srcFile);
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIOutputStream> fileOut;
rv = NS_NewLocalFileOutputStream(getter_AddRefs(fileOut), destFile);
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsITransport> destTransport;
rv = sts->CreateOutputTransport(fileOut, nsInt64(-1), nsInt64(-1),
PR_TRUE, getter_AddRefs(destTransport));
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIOutputStream> destOut;
rv = destTransport->OpenOutputStream(nsITransport::OPEN_BLOCKING, 100, 10, getter_AddRefs(destOut));
if (NS_FAILED(rv)) return rv;
char buf[120];
PRUint32 n;
for (;;) {
rv = srcIn->Read(buf, sizeof(buf), &n);
if (NS_FAILED(rv) || (n == 0)) return rv;
rv = destOut->Write(buf, n, &n);
if (NS_FAILED(rv)) return rv;
}
return NS_OK;
}
////////////////////////////////////////////////////////////////////////////////
int
main(int argc, char* argv[])
{
if (test_common_init(&argc, &argv) != 0)
return -1;
nsresult rv;
if (argc < 2) {
printf("usage: %s <file-to-read>\n", argv[0]);
return -1;
}
char* fileName = argv[1];
{
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);
#if defined(PR_LOGGING)
gTestLog = PR_NewLogModule("Test");
#endif
nsCOMPtr<nsILocalFile> srcFile;
rv = NS_NewNativeLocalFile(nsDependentCString(fileName), PR_FALSE, getter_AddRefs(srcFile));
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIFile> destFile;
rv = srcFile->Clone(getter_AddRefs(destFile));
if (NS_FAILED(rv)) return rv;
nsCAutoString leafName;
rv = destFile->GetNativeLeafName(leafName);
if (NS_FAILED(rv)) return rv;
nsCAutoString newName(leafName);
newName.Append(NS_LITERAL_CSTRING(".1"));
rv = destFile->SetNativeLeafName(newName);
if (NS_FAILED(rv)) return rv;
rv = RunTest(srcFile, destFile);
NS_ASSERTION(NS_SUCCEEDED(rv), "RunTest failed");
newName = leafName;
newName.Append(NS_LITERAL_CSTRING(".2"));
rv = destFile->SetNativeLeafName(newName);
if (NS_FAILED(rv)) return rv;
rv = RunBlockingTest(srcFile, destFile);
NS_ASSERTION(NS_SUCCEEDED(rv), "RunBlockingTest failed");
// give background threads a chance to finish whatever work they may
// be doing.
PR_Sleep(PR_SecondsToInterval(1));
} // 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 NS_OK;
}
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