1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 /*
6 * Copyright (C) 2007 Apple Inc. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
21 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
24 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
25 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30 #include "content/shell/tools/plugin/test_object.h"
31
32 #include "PluginObject.h"
33
34 #include <string.h>
35 #include <stdlib.h>
36
37 static bool testEnumerate(NPObject* npobj,
38 NPIdentifier** value,
39 uint32_t* count);
40 static bool testHasMethod(NPObject*, NPIdentifier name);
41 static bool testInvoke(NPObject*,
42 NPIdentifier name,
43 const NPVariant* args,
44 uint32_t argCount,
45 NPVariant* result);
46 static bool testHasProperty(NPObject*, NPIdentifier name);
47 static bool testGetProperty(NPObject*, NPIdentifier name, NPVariant*);
48 static NPObject* testAllocate(NPP npp, NPClass* theClass);
49 static void testDeallocate(NPObject* obj);
50 static bool testConstruct(NPObject* obj,
51 const NPVariant* args,
52 uint32_t argCount,
53 NPVariant* result);
54
55 static NPClass g_test_class = {
56 NP_CLASS_STRUCT_VERSION, testAllocate, testDeallocate, 0,
57 testHasMethod, testInvoke, 0, testHasProperty,
58 testGetProperty, 0, 0, testEnumerate,
59 testConstruct};
60
61
62 static int g_test_object_count = 0;
63
64 typedef struct {
65 NPObject header;
66 NPObject* testObject;
67 } TestObject;
68
69 static bool identifiersInitialized = false;
70
71 #define NUM_ENUMERATABLE_TEST_IDENTIFIERS 2
72
73 enum {
74 ID_PROPERTY_FOO = 0,
75 ID_PROPERTY_BAR,
76 ID_PROPERTY_OBJECT_POINTER,
77 ID_PROPERTY_TEST_OBJECT,
78 ID_PROPERTY_REF_COUNT,
79 NUM_TEST_IDENTIFIERS,
80 };
81
82 static NPIdentifier testIdentifiers[NUM_TEST_IDENTIFIERS];
83 static const NPUTF8* testIdentifierNames[NUM_TEST_IDENTIFIERS] = {
84 "foo", "bar", "objectPointer", "testObject", "refCount", };
85
86 #define ID_THROW_EXCEPTION_METHOD 0
87 #define NUM_METHOD_IDENTIFIERS 1
88
89 static NPIdentifier testMethodIdentifiers[NUM_METHOD_IDENTIFIERS];
90 static const NPUTF8* testMethodIdentifierNames[NUM_METHOD_IDENTIFIERS] = {
91 "throwException", };
92
initializeIdentifiers(void)93 static void initializeIdentifiers(void) {
94 browser->getstringidentifiers(
95 testIdentifierNames, NUM_TEST_IDENTIFIERS, testIdentifiers);
96 browser->getstringidentifiers(
97 testMethodIdentifierNames, NUM_METHOD_IDENTIFIERS, testMethodIdentifiers);
98 }
99
testAllocate(NPP npp,NPClass *)100 static NPObject* testAllocate(NPP npp, NPClass* /*theClass*/) {
101 TestObject* newInstance =
102 static_cast<TestObject*>(malloc(sizeof(TestObject)));
103 newInstance->testObject = 0;
104 ++g_test_object_count;
105
106 if (!identifiersInitialized) {
107 identifiersInitialized = true;
108 initializeIdentifiers();
109 }
110
111 return reinterpret_cast<NPObject*>(newInstance);
112 }
113
testDeallocate(NPObject * obj)114 static void testDeallocate(NPObject* obj) {
115 TestObject* testObject = reinterpret_cast<TestObject*>(obj);
116 if (testObject->testObject)
117 browser->releaseobject(testObject->testObject);
118
119 --g_test_object_count;
120 free(obj);
121 }
122
testHasMethod(NPObject *,NPIdentifier name)123 static bool testHasMethod(NPObject*, NPIdentifier name) {
124 for (unsigned i = 0; i < NUM_METHOD_IDENTIFIERS; i++) {
125 if (testMethodIdentifiers[i] == name)
126 return true;
127 }
128 return false;
129 }
130
testInvoke(NPObject * header,NPIdentifier name,const NPVariant *,uint32_t,NPVariant *)131 static bool testInvoke(NPObject* header,
132 NPIdentifier name,
133 const NPVariant* /*args*/,
134 uint32_t /*argCount*/,
135 NPVariant* /*result*/) {
136 if (name == testMethodIdentifiers[ID_THROW_EXCEPTION_METHOD]) {
137 browser->setexception(header, "test object throwException SUCCESS");
138 return true;
139 }
140 return false;
141 }
142
testHasProperty(NPObject *,NPIdentifier name)143 static bool testHasProperty(NPObject*, NPIdentifier name) {
144 for (unsigned i = 0; i < NUM_TEST_IDENTIFIERS; i++) {
145 if (testIdentifiers[i] == name)
146 return true;
147 }
148
149 return false;
150 }
151
testGetProperty(NPObject * npobj,NPIdentifier name,NPVariant * result)152 static bool testGetProperty(NPObject* npobj,
153 NPIdentifier name,
154 NPVariant* result) {
155 if (name == testIdentifiers[ID_PROPERTY_FOO]) {
156 char* mem = static_cast<char*>(browser->memalloc(4));
157 strcpy(mem, "foo");
158 STRINGZ_TO_NPVARIANT(mem, *result);
159 return true;
160 }
161 if (name == testIdentifiers[ID_PROPERTY_BAR]) {
162 char* mem = static_cast<char*>(browser->memalloc(4));
163 strcpy(mem, "bar");
164 STRINGZ_TO_NPVARIANT(mem, *result);
165 return true;
166 }
167 if (name == testIdentifiers[ID_PROPERTY_OBJECT_POINTER]) {
168 int32_t objectPointer =
169 static_cast<int32_t>(reinterpret_cast<long long>(npobj));
170
171 INT32_TO_NPVARIANT(objectPointer, *result);
172 return true;
173 }
174 if (name == testIdentifiers[ID_PROPERTY_TEST_OBJECT]) {
175 TestObject* testObject = reinterpret_cast<TestObject*>(npobj);
176 if (!testObject->testObject)
177 testObject->testObject = browser->createobject(0, &g_test_class);
178 browser->retainobject(testObject->testObject);
179 OBJECT_TO_NPVARIANT(testObject->testObject, *result);
180 return true;
181 }
182 if (name == testIdentifiers[ID_PROPERTY_REF_COUNT]) {
183 INT32_TO_NPVARIANT(npobj->referenceCount, *result);
184 return true;
185 }
186
187 return false;
188 }
189
testEnumerate(NPObject *,NPIdentifier ** value,uint32_t * count)190 static bool testEnumerate(NPObject* /*npobj*/,
191 NPIdentifier** value,
192 uint32_t* count) {
193 *count = NUM_ENUMERATABLE_TEST_IDENTIFIERS;
194
195 *value = (NPIdentifier*)browser->memalloc(NUM_ENUMERATABLE_TEST_IDENTIFIERS *
196 sizeof(NPIdentifier));
197 memcpy(*value,
198 testIdentifiers,
199 sizeof(NPIdentifier) * NUM_ENUMERATABLE_TEST_IDENTIFIERS);
200
201 return true;
202 }
203
testConstruct(NPObject * npobj,const NPVariant *,uint32_t,NPVariant * result)204 static bool testConstruct(NPObject* npobj,
205 const NPVariant* /*args*/,
206 uint32_t /*argCount*/,
207 NPVariant* result) {
208 browser->retainobject(npobj);
209
210 // Just return the same object.
211 OBJECT_TO_NPVARIANT(npobj, *result);
212 return true;
213 }
214
215 namespace content {
216
GetTestClass()217 NPClass* GetTestClass() { return &g_test_class; }
218
GetTestObjectCount()219 int GetTestObjectCount() { return g_test_object_count; }
220
221 } // namespace content
222