summaryrefslogtreecommitdiffstats
path: root/netwerk/base/nsSimpleNestedURI.cpp
blob: fd3f87a9c22bcdf3deb03181fb823722fc61b60a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "base/basictypes.h"

#include "nsNetCID.h"
#include "nsNetUtil.h"
#include "nsSimpleNestedURI.h"
#include "nsIObjectInputStream.h"
#include "nsIObjectOutputStream.h"

#include "mozilla/ipc/URIUtils.h"

namespace mozilla {
namespace net {

NS_IMPL_ISUPPORTS_INHERITED(nsSimpleNestedURI, nsSimpleURI, nsINestedURI)

nsSimpleNestedURI::nsSimpleNestedURI(nsIURI* innerURI)
    : mInnerURI(innerURI)
{
    NS_ASSERTION(innerURI, "Must have inner URI");
    NS_TryToSetImmutable(innerURI);
}
    
// nsISerializable

NS_IMETHODIMP
nsSimpleNestedURI::Read(nsIObjectInputStream* aStream)
{
    nsresult rv = nsSimpleURI::Read(aStream);
    if (NS_FAILED(rv)) return rv;

    NS_ASSERTION(!mMutable, "How did that happen?");

    nsCOMPtr<nsISupports> supports;
    rv = aStream->ReadObject(true, getter_AddRefs(supports));
    if (NS_FAILED(rv)) return rv;

    mInnerURI = do_QueryInterface(supports, &rv);
    if (NS_FAILED(rv)) return rv;

    NS_TryToSetImmutable(mInnerURI);

    return rv;
}

NS_IMETHODIMP
nsSimpleNestedURI::Write(nsIObjectOutputStream* aStream)
{
    nsCOMPtr<nsISerializable> serializable = do_QueryInterface(mInnerURI);
    if (!serializable) {
        // We can't serialize ourselves
        return NS_ERROR_NOT_AVAILABLE;
    }

    nsresult rv = nsSimpleURI::Write(aStream);
    if (NS_FAILED(rv)) return rv;

    rv = aStream->WriteCompoundObject(mInnerURI, NS_GET_IID(nsIURI),
                                      true);
    return rv;
}

// nsIIPCSerializableURI
void
nsSimpleNestedURI::Serialize(mozilla::ipc::URIParams& aParams)
{
    using namespace mozilla::ipc;

    SimpleNestedURIParams params;
    URIParams simpleParams;

    nsSimpleURI::Serialize(simpleParams);
    params.simpleParams() = simpleParams;

    SerializeURI(mInnerURI, params.innerURI());

    aParams = params;
}

bool
nsSimpleNestedURI::Deserialize(const mozilla::ipc::URIParams& aParams)
{
    using namespace mozilla::ipc;

    if (aParams.type() != URIParams::TSimpleNestedURIParams) {
        NS_ERROR("Received unknown parameters from the other process!");
        return false;
    }

    const SimpleNestedURIParams& params = aParams.get_SimpleNestedURIParams();
    if (!nsSimpleURI::Deserialize(params.simpleParams()))
        return false;

    mInnerURI = DeserializeURI(params.innerURI());

    NS_TryToSetImmutable(mInnerURI);
    return true;
}

// nsINestedURI

NS_IMETHODIMP
nsSimpleNestedURI::GetInnerURI(nsIURI** uri)
{
    NS_ENSURE_TRUE(mInnerURI, NS_ERROR_NOT_INITIALIZED);
    
    return NS_EnsureSafeToReturn(mInnerURI, uri);
}

NS_IMETHODIMP
nsSimpleNestedURI::GetInnermostURI(nsIURI** uri)
{
    return NS_ImplGetInnermostURI(this, uri);
}

// nsSimpleURI overrides
/* virtual */ nsresult
nsSimpleNestedURI::EqualsInternal(nsIURI* other,
                                  nsSimpleURI::RefHandlingEnum refHandlingMode,
                                  bool* result)
{
    *result = false;
    NS_ENSURE_TRUE(mInnerURI, NS_ERROR_NOT_INITIALIZED);
    
    if (other) {
        bool correctScheme;
        nsresult rv = other->SchemeIs(mScheme.get(), &correctScheme);
        NS_ENSURE_SUCCESS(rv, rv);

        if (correctScheme) {
            nsCOMPtr<nsINestedURI> nest = do_QueryInterface(other);
            if (nest) {
                nsCOMPtr<nsIURI> otherInner;
                rv = nest->GetInnerURI(getter_AddRefs(otherInner));
                NS_ENSURE_SUCCESS(rv, rv);

                return (refHandlingMode == eHonorRef) ?
                    otherInner->Equals(mInnerURI, result) :
                    otherInner->EqualsExceptRef(mInnerURI, result);
            }
        }
    }

    return NS_OK;
}

/* virtual */ nsSimpleURI*
nsSimpleNestedURI::StartClone(nsSimpleURI::RefHandlingEnum refHandlingMode,
                              const nsACString& newRef)
{
    NS_ENSURE_TRUE(mInnerURI, nullptr);
    
    nsCOMPtr<nsIURI> innerClone;
    nsresult rv;
    if (refHandlingMode == eHonorRef) {
        rv = mInnerURI->Clone(getter_AddRefs(innerClone));
    } else if (refHandlingMode == eReplaceRef) {
        rv = mInnerURI->CloneWithNewRef(newRef, getter_AddRefs(innerClone));
    } else {
        rv = mInnerURI->CloneIgnoringRef(getter_AddRefs(innerClone));
    }

    if (NS_FAILED(rv)) {
        return nullptr;
    }

    nsSimpleNestedURI* url = new nsSimpleNestedURI(innerClone);
    SetRefOnClone(url, refHandlingMode, newRef);
    url->SetMutable(false);

    return url;
}

// nsIClassInfo overrides

NS_IMETHODIMP 
nsSimpleNestedURI::GetClassIDNoAlloc(nsCID *aClassIDNoAlloc)
{
    static NS_DEFINE_CID(kSimpleNestedURICID, NS_SIMPLENESTEDURI_CID);

    *aClassIDNoAlloc = kSimpleNestedURICID;
    return NS_OK;
}

} // namespace net
} // namespace mozilla