643 lines
15 KiB
C++
643 lines
15 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/DebugOnly.h"
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#undef LOG
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#include "IPCMessageUtils.h"
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#include "nsSimpleURI.h"
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#include "nscore.h"
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#include "nsString.h"
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#include "plstr.h"
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#include "nsURLHelper.h"
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#include "nsNetCID.h"
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#include "nsIObjectInputStream.h"
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#include "nsIObjectOutputStream.h"
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#include "nsEscape.h"
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#include "nsError.h"
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#include "nsIIPCSerializableURI.h"
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#include "mozilla/MemoryReporting.h"
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#include "mozilla/ipc/URIUtils.h"
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using namespace mozilla::ipc;
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static NS_DEFINE_CID(kThisSimpleURIImplementationCID,
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NS_THIS_SIMPLEURI_IMPLEMENTATION_CID);
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static NS_DEFINE_CID(kSimpleURICID, NS_SIMPLEURI_CID);
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////////////////////////////////////////////////////////////////////////////////
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// nsSimpleURI methods:
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nsSimpleURI::nsSimpleURI()
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: mMutable(true),
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mIsRefValid(false)
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{
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}
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nsSimpleURI::~nsSimpleURI()
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{
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}
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NS_IMPL_ADDREF(nsSimpleURI)
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NS_IMPL_RELEASE(nsSimpleURI)
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NS_INTERFACE_TABLE_HEAD(nsSimpleURI)
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NS_INTERFACE_TABLE(nsSimpleURI, nsIURI, nsISerializable, nsIClassInfo,
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nsIMutable, nsIIPCSerializableURI)
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NS_INTERFACE_TABLE_TO_MAP_SEGUE
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if (aIID.Equals(kThisSimpleURIImplementationCID))
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foundInterface = static_cast<nsIURI*>(this);
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else
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NS_INTERFACE_MAP_ENTRY(nsISizeOf)
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NS_INTERFACE_MAP_END
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////////////////////////////////////////////////////////////////////////////////
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// nsISerializable methods:
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NS_IMETHODIMP
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nsSimpleURI::Read(nsIObjectInputStream* aStream)
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{
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nsresult rv;
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bool isMutable;
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rv = aStream->ReadBoolean(&isMutable);
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if (NS_FAILED(rv)) return rv;
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mMutable = isMutable;
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rv = aStream->ReadCString(mScheme);
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if (NS_FAILED(rv)) return rv;
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rv = aStream->ReadCString(mPath);
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if (NS_FAILED(rv)) return rv;
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bool isRefValid;
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rv = aStream->ReadBoolean(&isRefValid);
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if (NS_FAILED(rv)) return rv;
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mIsRefValid = isRefValid;
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if (isRefValid) {
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rv = aStream->ReadCString(mRef);
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if (NS_FAILED(rv)) return rv;
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} else {
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mRef.Truncate(); // invariant: mRef should be empty when it's not valid
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSimpleURI::Write(nsIObjectOutputStream* aStream)
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{
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nsresult rv;
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rv = aStream->WriteBoolean(mMutable);
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if (NS_FAILED(rv)) return rv;
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rv = aStream->WriteStringZ(mScheme.get());
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if (NS_FAILED(rv)) return rv;
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rv = aStream->WriteStringZ(mPath.get());
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if (NS_FAILED(rv)) return rv;
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rv = aStream->WriteBoolean(mIsRefValid);
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if (NS_FAILED(rv)) return rv;
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if (mIsRefValid) {
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rv = aStream->WriteStringZ(mRef.get());
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if (NS_FAILED(rv)) return rv;
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}
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return NS_OK;
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}
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////////////////////////////////////////////////////////////////////////////////
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// nsIIPCSerializableURI methods:
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void
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nsSimpleURI::Serialize(URIParams& aParams)
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{
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SimpleURIParams params;
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params.scheme() = mScheme;
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params.path() = mPath;
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if (mIsRefValid) {
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params.ref() = mRef;
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}
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else {
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params.ref().SetIsVoid(true);
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}
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params.isMutable() = mMutable;
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aParams = params;
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}
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bool
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nsSimpleURI::Deserialize(const URIParams& aParams)
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{
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if (aParams.type() != URIParams::TSimpleURIParams) {
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NS_ERROR("Received unknown parameters from the other process!");
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return false;
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}
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const SimpleURIParams& params = aParams.get_SimpleURIParams();
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mScheme = params.scheme();
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mPath = params.path();
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if (params.ref().IsVoid()) {
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mRef.Truncate();
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mIsRefValid = false;
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}
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else {
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mRef = params.ref();
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mIsRefValid = true;
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}
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mMutable = params.isMutable();
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////
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// nsIURI methods:
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NS_IMETHODIMP
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nsSimpleURI::GetSpec(nsACString &result)
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{
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result = mScheme + NS_LITERAL_CSTRING(":") + mPath;
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if (mIsRefValid) {
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result += NS_LITERAL_CSTRING("#") + mRef;
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} else {
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MOZ_ASSERT(mRef.IsEmpty(), "mIsRefValid/mRef invariant broken");
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}
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return NS_OK;
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}
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// result may contain unescaped UTF-8 characters
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NS_IMETHODIMP
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nsSimpleURI::GetSpecIgnoringRef(nsACString &result)
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{
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result = mScheme + NS_LITERAL_CSTRING(":") + mPath;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSimpleURI::GetHasRef(bool *result)
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{
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*result = mIsRefValid;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSimpleURI::SetSpec(const nsACString &aSpec)
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{
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NS_ENSURE_STATE(mMutable);
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nsresult rv = net_ExtractURLScheme(aSpec, mScheme);
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if (NS_FAILED(rv)) {
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return rv;
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}
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ToLowerCase(mScheme);
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nsAutoCString spec;
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rv = net_FilterAndEscapeURI(aSpec, esc_OnlyNonASCII, spec);
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if (NS_FAILED(rv)) {
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return rv;
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}
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int32_t colonPos = spec.FindChar(':');
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MOZ_ASSERT(colonPos != kNotFound, "A colon should be in this string");
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// This sets both mPath and mRef.
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// If changed, see bug 1369317, especially part 2 -- Cameron
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return SetPath(Substring(spec, colonPos + 1));
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}
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NS_IMETHODIMP
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nsSimpleURI::GetScheme(nsACString &result)
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{
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result = mScheme;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSimpleURI::SetScheme(const nsACString &scheme)
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{
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NS_ENSURE_STATE(mMutable);
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const nsPromiseFlatCString &flat = PromiseFlatCString(scheme);
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if (!net_IsValidScheme(flat)) {
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NS_ERROR("the given url scheme contains invalid characters");
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return NS_ERROR_MALFORMED_URI;
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}
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mScheme = scheme;
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ToLowerCase(mScheme);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSimpleURI::GetPrePath(nsACString &result)
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{
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result = mScheme + NS_LITERAL_CSTRING(":");
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSimpleURI::GetUserPass(nsACString &result)
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{
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSimpleURI::SetUserPass(const nsACString &userPass)
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{
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSimpleURI::GetUsername(nsACString &result)
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{
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSimpleURI::SetUsername(const nsACString &userName)
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{
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NS_ENSURE_STATE(mMutable);
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSimpleURI::GetPassword(nsACString &result)
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{
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSimpleURI::SetPassword(const nsACString &password)
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{
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NS_ENSURE_STATE(mMutable);
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSimpleURI::GetHostPort(nsACString &result)
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{
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// Note: Audit all callers before changing this to return an empty
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// string -- CAPS and UI code may depend on this throwing.
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// Note: If this is changed, change GetAsciiHostPort as well.
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSimpleURI::SetHostPort(const nsACString &result)
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{
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NS_ENSURE_STATE(mMutable);
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSimpleURI::GetHost(nsACString &result)
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{
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// Note: Audit all callers before changing this to return an empty
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// string -- CAPS and UI code depend on this throwing.
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSimpleURI::SetHost(const nsACString &host)
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{
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NS_ENSURE_STATE(mMutable);
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSimpleURI::GetPort(int32_t *result)
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{
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// Note: Audit all callers before changing this to return an empty
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// string -- CAPS and UI code may depend on this throwing.
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSimpleURI::SetPort(int32_t port)
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{
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NS_ENSURE_STATE(mMutable);
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSimpleURI::GetPath(nsACString &result)
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{
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result = mPath;
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if (mIsRefValid) {
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result += NS_LITERAL_CSTRING("#") + mRef;
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSimpleURI::SetPath(const nsACString &path)
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{
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NS_ENSURE_STATE(mMutable);
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int32_t hashPos = path.FindChar('#');
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if (hashPos < 0) {
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mIsRefValid = false;
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mRef.Truncate(); // invariant: mRef should be empty when it's not valid
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mPath = path;
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return NS_OK;
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}
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mPath = StringHead(path, hashPos);
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return SetRef(Substring(path, uint32_t(hashPos)));
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}
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NS_IMETHODIMP
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nsSimpleURI::GetRef(nsACString &result)
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{
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if (!mIsRefValid) {
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MOZ_ASSERT(mRef.IsEmpty(), "mIsRefValid/mRef invariant broken");
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result.Truncate();
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} else {
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result = mRef;
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}
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return NS_OK;
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}
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// NOTE: SetRef("") removes our ref, whereas SetRef("#") sets it to the empty
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// string (and will result in .spec and .path having a terminal #).
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NS_IMETHODIMP
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nsSimpleURI::SetRef(const nsACString &aRef)
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{
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NS_ENSURE_STATE(mMutable);
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nsAutoCString ref;
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nsresult rv = NS_EscapeURL(aRef, esc_OnlyNonASCII, ref, fallible);
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if (NS_FAILED(rv)) {
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return rv;
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}
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if (ref.IsEmpty()) {
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// Empty string means to remove ref completely.
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mIsRefValid = false;
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mRef.Truncate(); // invariant: mRef should be empty when it's not valid
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return NS_OK;
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}
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mIsRefValid = true;
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// Gracefully skip initial hash
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if (aRef[0] == '#') {
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mRef = Substring(aRef, 1);
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} else {
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mRef = aRef;
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}
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSimpleURI::Equals(nsIURI* other, bool *result)
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{
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return EqualsInternal(other, eHonorRef, result);
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}
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NS_IMETHODIMP
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nsSimpleURI::EqualsExceptRef(nsIURI* other, bool *result)
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{
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return EqualsInternal(other, eIgnoreRef, result);
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}
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/* virtual */ nsresult
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nsSimpleURI::EqualsInternal(nsIURI* other,
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nsSimpleURI::RefHandlingEnum refHandlingMode,
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bool* result)
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{
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NS_ENSURE_ARG_POINTER(other);
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NS_PRECONDITION(result, "null pointer");
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RefPtr<nsSimpleURI> otherUri;
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nsresult rv = other->QueryInterface(kThisSimpleURIImplementationCID,
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getter_AddRefs(otherUri));
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if (NS_FAILED(rv)) {
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*result = false;
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return NS_OK;
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}
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*result = EqualsInternal(otherUri, refHandlingMode);
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return NS_OK;
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}
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bool
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nsSimpleURI::EqualsInternal(nsSimpleURI* otherUri, RefHandlingEnum refHandlingMode)
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{
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bool result = (mScheme == otherUri->mScheme &&
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mPath == otherUri->mPath);
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if (result && refHandlingMode == eHonorRef) {
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result = (mIsRefValid == otherUri->mIsRefValid &&
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(!mIsRefValid || mRef == otherUri->mRef));
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}
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return result;
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}
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NS_IMETHODIMP
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nsSimpleURI::SchemeIs(const char *i_Scheme, bool *o_Equals)
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{
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NS_ENSURE_ARG_POINTER(o_Equals);
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if (!i_Scheme) return NS_ERROR_NULL_POINTER;
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const char *this_scheme = mScheme.get();
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// mScheme is guaranteed to be lower case.
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if (*i_Scheme == *this_scheme || *i_Scheme == (*this_scheme - ('a' - 'A')) ) {
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*o_Equals = PL_strcasecmp(this_scheme, i_Scheme) ? false : true;
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} else {
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*o_Equals = false;
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}
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return NS_OK;
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}
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/* virtual */ nsSimpleURI*
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nsSimpleURI::StartClone(nsSimpleURI::RefHandlingEnum /* ignored */)
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{
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return new nsSimpleURI();
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}
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NS_IMETHODIMP
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nsSimpleURI::Clone(nsIURI** result)
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{
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return CloneInternal(eHonorRef, result);
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}
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NS_IMETHODIMP
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nsSimpleURI::CloneIgnoringRef(nsIURI** result)
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{
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return CloneInternal(eIgnoreRef, result);
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}
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nsresult
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nsSimpleURI::CloneInternal(nsSimpleURI::RefHandlingEnum refHandlingMode,
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nsIURI** result)
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{
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RefPtr<nsSimpleURI> url = StartClone(refHandlingMode);
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if (!url)
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return NS_ERROR_OUT_OF_MEMORY;
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// Note: |url| may well have mMutable false at this point, so
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// don't call any setter methods.
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url->mScheme = mScheme;
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url->mPath = mPath;
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if (refHandlingMode == eHonorRef) {
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url->mRef = mRef;
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url->mIsRefValid = mIsRefValid;
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}
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url.forget(result);
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSimpleURI::Resolve(const nsACString &relativePath, nsACString &result)
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{
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result = relativePath;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSimpleURI::GetAsciiSpec(nsACString &aResult)
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{
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nsresult rv = GetSpec(aResult);
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if (NS_FAILED(rv)) return rv;
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MOZ_ASSERT(IsASCII(aResult), "The spec should be ASCII");
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSimpleURI::GetAsciiHostPort(nsACString &result)
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{
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// XXX This behavior mimics GetHostPort.
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return NS_ERROR_FAILURE;
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}
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NS_IMETHODIMP
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nsSimpleURI::GetAsciiHost(nsACString &result)
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{
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result.Truncate();
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSimpleURI::GetOriginCharset(nsACString &result)
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{
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result.Truncate();
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return NS_OK;
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}
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//----------------------------------------------------------------------------
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// nsSimpleURI::nsIClassInfo
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//----------------------------------------------------------------------------
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NS_IMETHODIMP
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nsSimpleURI::GetInterfaces(uint32_t *count, nsIID * **array)
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{
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*count = 0;
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*array = nullptr;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSimpleURI::GetScriptableHelper(nsIXPCScriptable **_retval)
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{
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*_retval = nullptr;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSimpleURI::GetContractID(char * *aContractID)
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{
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// Make sure to modify any subclasses as needed if this ever
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// changes.
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*aContractID = nullptr;
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return NS_OK;
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}
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NS_IMETHODIMP
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nsSimpleURI::GetClassDescription(char * *aClassDescription)
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{
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*aClassDescription = nullptr;
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return NS_OK;
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}
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|
|
NS_IMETHODIMP
|
|
nsSimpleURI::GetClassID(nsCID * *aClassID)
|
|
{
|
|
// Make sure to modify any subclasses as needed if this ever
|
|
// changes to not call the virtual GetClassIDNoAlloc.
|
|
*aClassID = (nsCID*) moz_xmalloc(sizeof(nsCID));
|
|
if (!*aClassID)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
return GetClassIDNoAlloc(*aClassID);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSimpleURI::GetFlags(uint32_t *aFlags)
|
|
{
|
|
*aFlags = nsIClassInfo::MAIN_THREAD_ONLY;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSimpleURI::GetClassIDNoAlloc(nsCID *aClassIDNoAlloc)
|
|
{
|
|
*aClassIDNoAlloc = kSimpleURICID;
|
|
return NS_OK;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
// nsSimpleURI::nsISimpleURI
|
|
//----------------------------------------------------------------------------
|
|
NS_IMETHODIMP
|
|
nsSimpleURI::GetMutable(bool *value)
|
|
{
|
|
*value = mMutable;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsSimpleURI::SetMutable(bool value)
|
|
{
|
|
NS_ENSURE_ARG(mMutable || !value);
|
|
|
|
mMutable = value;
|
|
return NS_OK;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
// nsSimpleURI::nsISizeOf
|
|
//----------------------------------------------------------------------------
|
|
|
|
size_t
|
|
nsSimpleURI::SizeOfExcludingThis(mozilla::MallocSizeOf aMallocSizeOf) const
|
|
{
|
|
return mScheme.SizeOfExcludingThisIfUnshared(aMallocSizeOf) +
|
|
mPath.SizeOfExcludingThisIfUnshared(aMallocSizeOf) +
|
|
mRef.SizeOfExcludingThisIfUnshared(aMallocSizeOf);
|
|
}
|
|
|
|
size_t
|
|
nsSimpleURI::SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const {
|
|
return aMallocSizeOf(this) + SizeOfExcludingThis(aMallocSizeOf);
|
|
}
|
|
|