gecko-dev/network/module/nsLoadAttribs.cpp

267 строки
5.6 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape 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/NPL/
*
* 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 Communicator client code.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#include "nsString.h"
#include "nsILoadAttribs.h"
#include "prtypes.h"
#include "prmem.h"
#include "plstr.h"
#if defined(XP_PC)
#include <windows.h> // Needed for Interlocked APIs defined in nsISupports.h
#endif /* XP_PC */
// nsLoadAttribs definition.
class nsLoadAttribs : public nsILoadAttribs {
public:
nsLoadAttribs();
// nsISupports
NS_DECL_ISUPPORTS
// nsILoadAttribs
NS_IMETHOD Clone(nsILoadAttribs* aLoadAttribs);
NS_IMETHOD SetBypassProxy(PRBool aBypass);
NS_IMETHOD GetBypassProxy(PRBool *aBypass);
NS_IMETHOD SetLocalIP(const PRUint32 aIP);
NS_IMETHOD GetLocalIP(PRUint32 *aIP);
NS_IMETHOD SetReloadType(nsURLReloadType aType);
NS_IMETHOD GetReloadType(nsURLReloadType* aResult);
NS_IMETHOD SetLoadType(nsURLLoadType aType);
NS_IMETHOD GetLoadType(nsURLLoadType* aResult);
// Byte Range Support
NS_IMETHOD SetByteRangeHeader(const char *aByteRangeHeader);
NS_IMETHOD GetByteRangeHeader(char** aByteRangeHeader);
protected:
virtual ~nsLoadAttribs();
private:
PRBool mBypass;
PRUint32 mLocalIP;
nsURLLoadType mLoadType;
nsURLReloadType mReloadType;
char* mByteRangeHeader;
};
// nsLoadAttribs Implementation
static NS_DEFINE_IID(kILoadAttribsIID, NS_ILOAD_ATTRIBS_IID);
NS_IMPL_THREADSAFE_ISUPPORTS(nsLoadAttribs, kILoadAttribsIID);
nsLoadAttribs::nsLoadAttribs()
{
NS_INIT_REFCNT();
mBypass = PR_FALSE;
mLocalIP = 0;
mLoadType = nsURLLoadNormal;
mReloadType = nsURLReload;
mByteRangeHeader = nsnull;
}
nsLoadAttribs::~nsLoadAttribs()
{
PR_FREEIF(mByteRangeHeader);
}
NS_IMETHODIMP
nsLoadAttribs::Clone(nsILoadAttribs* aLoadAttribs)
{
nsresult rv = NS_OK;
if (nsnull == aLoadAttribs) {
rv = NS_ERROR_NULL_POINTER;
} else {
NS_LOCK_INSTANCE();
aLoadAttribs->GetBypassProxy(&mBypass);
aLoadAttribs->GetLocalIP(&mLocalIP);
aLoadAttribs->GetReloadType(&mReloadType);
NS_UNLOCK_INSTANCE();
}
return rv;
}
NS_IMETHODIMP
nsLoadAttribs::SetBypassProxy(PRBool aBypass)
{
NS_LOCK_INSTANCE();
mBypass = aBypass;
NS_UNLOCK_INSTANCE();
return NS_OK;
}
NS_IMETHODIMP
nsLoadAttribs::GetBypassProxy(PRBool *aBypass)
{
nsresult rv = NS_OK;
if (nsnull == aBypass) {
rv = NS_ERROR_NULL_POINTER;
} else {
NS_LOCK_INSTANCE();
*aBypass = mBypass;
NS_UNLOCK_INSTANCE();
}
return rv;
}
NS_IMETHODIMP
nsLoadAttribs::SetLocalIP(const PRUint32 aLocalIP)
{
NS_LOCK_INSTANCE();
mLocalIP = aLocalIP;
NS_UNLOCK_INSTANCE();
return NS_OK;
}
NS_IMETHODIMP
nsLoadAttribs::GetLocalIP(PRUint32 *aLocalIP)
{
nsresult rv = NS_OK;
if (nsnull == aLocalIP) {
rv = NS_ERROR_NULL_POINTER;
} else {
NS_LOCK_INSTANCE();
*aLocalIP = mLocalIP;
NS_UNLOCK_INSTANCE();
}
return rv;
}
NS_IMETHODIMP
nsLoadAttribs::SetReloadType(nsURLReloadType aType)
{
nsresult rv = NS_OK;
if ((aType < nsURLReload) || (aType >= nsURLReloadMax)) {
rv = NS_ERROR_ILLEGAL_VALUE;
} else {
NS_LOCK_INSTANCE();
mReloadType = aType;
NS_UNLOCK_INSTANCE();
}
return rv;
}
NS_IMETHODIMP
nsLoadAttribs::GetReloadType(nsURLReloadType* aResult)
{
nsresult rv = NS_OK;
if (nsnull == aResult) {
rv = NS_ERROR_NULL_POINTER;
} else {
NS_LOCK_INSTANCE();
*aResult = mReloadType;
NS_UNLOCK_INSTANCE();
}
return rv;
}
NS_IMETHODIMP
nsLoadAttribs::SetLoadType(nsURLLoadType aType)
{
nsresult rv = NS_OK;
if ((aType < nsURLLoadNormal) || (aType >= nsURLLoadMax)) {
rv = NS_ERROR_ILLEGAL_VALUE;
} else {
NS_LOCK_INSTANCE();
mLoadType = aType;
NS_UNLOCK_INSTANCE();
}
return rv;
}
NS_IMETHODIMP
nsLoadAttribs::GetLoadType(nsURLLoadType* aResult)
{
nsresult rv = NS_OK;
if (nsnull == aResult) {
rv = NS_ERROR_NULL_POINTER;
} else {
NS_LOCK_INSTANCE();
*aResult = mLoadType;
NS_UNLOCK_INSTANCE();
}
return rv;
}
NS_IMETHODIMP
nsLoadAttribs::SetByteRangeHeader(const char* aByteRangeHeader)
{
NS_LOCK_INSTANCE();
// Free the old range header if any...
PR_FREEIF(mByteRangeHeader);
mByteRangeHeader = nsnull;
if (nsnull != aByteRangeHeader) {
mByteRangeHeader = PL_strdup(aByteRangeHeader);
}
NS_UNLOCK_INSTANCE();
return NS_OK;
}
NS_IMETHODIMP
nsLoadAttribs::GetByteRangeHeader(char **aByteRangeHeader)
{
nsresult rv = NS_OK;
NS_LOCK_INSTANCE();
if (nsnull == aByteRangeHeader) {
rv = NS_ERROR_NULL_POINTER;
} else if (nsnull != mByteRangeHeader) {
*aByteRangeHeader = PL_strdup(mByteRangeHeader);
} else {
*aByteRangeHeader = nsnull;
}
NS_UNLOCK_INSTANCE();
return rv;
}
// Creation routines
NS_NET nsresult NS_NewLoadAttribs(nsILoadAttribs** aInstancePtrResult) {
nsILoadAttribs* it;
NS_NEWXPCOM(it, nsLoadAttribs);
if (nsnull == it) {
return NS_ERROR_OUT_OF_MEMORY;
}
return it->QueryInterface(kILoadAttribsIID, (void **) aInstancePtrResult);
}