/src/mozilla-central/xpcom/base/nsCOMPtr.cpp
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1 | | /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
2 | | /* vim: set ts=8 sts=2 et sw=2 tw=80: */ |
3 | | /* This Source Code Form is subject to the terms of the Mozilla Public |
4 | | * License, v. 2.0. If a copy of the MPL was not distributed with this |
5 | | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
6 | | |
7 | | #include "nsCOMPtr.h" |
8 | | |
9 | | nsresult |
10 | | nsQueryInterface::operator()(const nsIID& aIID, void** aAnswer) const |
11 | 27.6M | { |
12 | 27.6M | nsresult status; |
13 | 27.6M | if (mRawPtr) { |
14 | 27.6M | status = mRawPtr->QueryInterface(aIID, aAnswer); |
15 | 27.6M | } else { |
16 | 23 | status = NS_ERROR_NULL_POINTER; |
17 | 23 | } |
18 | 27.6M | |
19 | 27.6M | return status; |
20 | 27.6M | } |
21 | | |
22 | | nsresult |
23 | | nsQueryInterfaceWithError::operator()(const nsIID& aIID, void** aAnswer) const |
24 | 1.13M | { |
25 | 1.13M | nsresult status; |
26 | 1.13M | if (mRawPtr) { |
27 | 1.13M | status = mRawPtr->QueryInterface(aIID, aAnswer); |
28 | 1.13M | } else { |
29 | 0 | status = NS_ERROR_NULL_POINTER; |
30 | 0 | } |
31 | 1.13M | |
32 | 1.13M | if (mErrorPtr) { |
33 | 1.13M | *mErrorPtr = status; |
34 | 1.13M | } |
35 | 1.13M | return status; |
36 | 1.13M | } |
37 | | |
38 | | void |
39 | | nsCOMPtr_base::assign_with_AddRef(nsISupports* aRawPtr) |
40 | 41.4M | { |
41 | 41.4M | if (aRawPtr) { |
42 | 10.5M | NSCAP_ADDREF(this, aRawPtr); |
43 | 10.5M | } |
44 | 41.4M | assign_assuming_AddRef(aRawPtr); |
45 | 41.4M | } |
46 | | |
47 | | void |
48 | | nsCOMPtr_base::assign_from_qi(const nsQueryInterface aQI, const nsIID& aIID) |
49 | 27.6M | { |
50 | 27.6M | void* newRawPtr; |
51 | 27.6M | if (NS_FAILED(aQI(aIID, &newRawPtr))) { |
52 | 16.2M | newRawPtr = nullptr; |
53 | 16.2M | } |
54 | 27.6M | assign_assuming_AddRef(static_cast<nsISupports*>(newRawPtr)); |
55 | 27.6M | } |
56 | | |
57 | | void |
58 | | nsCOMPtr_base::assign_from_qi_with_error(const nsQueryInterfaceWithError& aQI, |
59 | | const nsIID& aIID) |
60 | 1.13M | { |
61 | 1.13M | void* newRawPtr; |
62 | 1.13M | if (NS_FAILED(aQI(aIID, &newRawPtr))) { |
63 | 14 | newRawPtr = nullptr; |
64 | 14 | } |
65 | 1.13M | assign_assuming_AddRef(static_cast<nsISupports*>(newRawPtr)); |
66 | 1.13M | } |
67 | | |
68 | | void |
69 | | nsCOMPtr_base::assign_from_gs_cid(const nsGetServiceByCID aGS, |
70 | | const nsIID& aIID) |
71 | 6 | { |
72 | 6 | void* newRawPtr; |
73 | 6 | if (NS_FAILED(aGS(aIID, &newRawPtr))) { |
74 | 0 | newRawPtr = nullptr; |
75 | 0 | } |
76 | 6 | assign_assuming_AddRef(static_cast<nsISupports*>(newRawPtr)); |
77 | 6 | } |
78 | | |
79 | | void |
80 | | nsCOMPtr_base::assign_from_gs_cid_with_error( |
81 | | const nsGetServiceByCIDWithError& aGS, const nsIID& aIID) |
82 | 0 | { |
83 | 0 | void* newRawPtr; |
84 | 0 | if (NS_FAILED(aGS(aIID, &newRawPtr))) { |
85 | 0 | newRawPtr = nullptr; |
86 | 0 | } |
87 | 0 | assign_assuming_AddRef(static_cast<nsISupports*>(newRawPtr)); |
88 | 0 | } |
89 | | |
90 | | void |
91 | | nsCOMPtr_base::assign_from_gs_contractid(const nsGetServiceByContractID aGS, |
92 | | const nsIID& aIID) |
93 | 9.59k | { |
94 | 9.59k | void* newRawPtr; |
95 | 9.59k | if (NS_FAILED(aGS(aIID, &newRawPtr))) { |
96 | 0 | newRawPtr = nullptr; |
97 | 0 | } |
98 | 9.59k | assign_assuming_AddRef(static_cast<nsISupports*>(newRawPtr)); |
99 | 9.59k | } |
100 | | |
101 | | void |
102 | | nsCOMPtr_base::assign_from_gs_contractid_with_error( |
103 | | const nsGetServiceByContractIDWithError& aGS, const nsIID& aIID) |
104 | 55 | { |
105 | 55 | void* newRawPtr; |
106 | 55 | if (NS_FAILED(aGS(aIID, &newRawPtr))) { |
107 | 0 | newRawPtr = nullptr; |
108 | 0 | } |
109 | 55 | assign_assuming_AddRef(static_cast<nsISupports*>(newRawPtr)); |
110 | 55 | } |
111 | | |
112 | | void |
113 | | nsCOMPtr_base::assign_from_query_referent( |
114 | | const nsQueryReferent& aQueryReferent, const nsIID& aIID) |
115 | 585 | { |
116 | 585 | void* newRawPtr; |
117 | 585 | if (NS_FAILED(aQueryReferent(aIID, &newRawPtr))) { |
118 | 585 | newRawPtr = nullptr; |
119 | 585 | } |
120 | 585 | assign_assuming_AddRef(static_cast<nsISupports*>(newRawPtr)); |
121 | 585 | } |
122 | | |
123 | | void |
124 | | nsCOMPtr_base::assign_from_helper(const nsCOMPtr_helper& aHelper, |
125 | | const nsIID& aIID) |
126 | 296k | { |
127 | 296k | void* newRawPtr; |
128 | 296k | if (NS_FAILED(aHelper(aIID, &newRawPtr))) { |
129 | 0 | newRawPtr = nullptr; |
130 | 0 | } |
131 | 296k | assign_assuming_AddRef(static_cast<nsISupports*>(newRawPtr)); |
132 | 296k | } |
133 | | |
134 | | void** |
135 | | nsCOMPtr_base::begin_assignment() |
136 | 20.8M | { |
137 | 20.8M | assign_assuming_AddRef(nullptr); |
138 | 20.8M | return reinterpret_cast<void**>(&mRawPtr); |
139 | 20.8M | } |