/usr/include/firefox-esr-52/mozilla/plugins/PluginScriptableObjectUtils-inl.h is in firefox-esr-dev 52.8.1esr-1~deb8u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: sw=2 ts=2 et :
* 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 "PluginScriptableObjectUtils.h"
namespace {
template<class InstanceType>
class VariantTraits;
template<>
class VariantTraits<mozilla::plugins::PluginInstanceParent>
{
public:
typedef mozilla::plugins::PluginScriptableObjectParent ScriptableObjectType;
};
template<>
class VariantTraits<mozilla::plugins::PluginInstanceChild>
{
public:
typedef mozilla::plugins::PluginScriptableObjectChild ScriptableObjectType;
};
} /* anonymous namespace */
inline bool
mozilla::plugins::ConvertToVariant(const Variant& aRemoteVariant,
NPVariant& aVariant,
PluginInstanceParent* aInstance)
{
switch (aRemoteVariant.type()) {
case Variant::Tvoid_t: {
VOID_TO_NPVARIANT(aVariant);
break;
}
case Variant::Tnull_t: {
NULL_TO_NPVARIANT(aVariant);
break;
}
case Variant::Tbool: {
BOOLEAN_TO_NPVARIANT(aRemoteVariant.get_bool(), aVariant);
break;
}
case Variant::Tint: {
INT32_TO_NPVARIANT(aRemoteVariant.get_int(), aVariant);
break;
}
case Variant::Tdouble: {
DOUBLE_TO_NPVARIANT(aRemoteVariant.get_double(), aVariant);
break;
}
case Variant::TnsCString: {
const nsCString& string = aRemoteVariant.get_nsCString();
const size_t length = string.Length();
NPUTF8* buffer = static_cast<NPUTF8*>(::malloc(sizeof(NPUTF8) * (length + 1)));
if (!buffer) {
NS_ERROR("Out of memory!");
return false;
}
std::copy(string.get(), string.get() + length, buffer);
buffer[length] = '\0';
STRINGN_TO_NPVARIANT(buffer, length, aVariant);
break;
}
case Variant::TPPluginScriptableObjectParent: {
NS_ASSERTION(aInstance, "Must have an instance!");
NPObject* object = NPObjectFromVariant(aRemoteVariant);
if (!object) {
NS_ERROR("Er, this shouldn't fail!");
return false;
}
const NPNetscapeFuncs* npn = GetNetscapeFuncs(aInstance);
if (!npn) {
NS_ERROR("Null netscape funcs!");
return false;
}
npn->retainobject(object);
OBJECT_TO_NPVARIANT(object, aVariant);
break;
}
case Variant::TPPluginScriptableObjectChild: {
NS_ASSERTION(!aInstance, "No instance should be given!");
NS_ASSERTION(XRE_GetProcessType() == GeckoProcessType_Plugin,
"Should be running on child only!");
NPObject* object = NPObjectFromVariant(aRemoteVariant);
NS_ASSERTION(object, "Null object?!");
PluginModuleChild::sBrowserFuncs.retainobject(object);
OBJECT_TO_NPVARIANT(object, aVariant);
break;
}
default:
NS_NOTREACHED("Shouldn't get here!");
return false;
}
return true;
}
template <class InstanceType>
bool
mozilla::plugins::ConvertToRemoteVariant(const NPVariant& aVariant,
Variant& aRemoteVariant,
InstanceType* aInstance,
bool aProtectActors)
{
if (NPVARIANT_IS_VOID(aVariant)) {
aRemoteVariant = mozilla::void_t();
}
else if (NPVARIANT_IS_NULL(aVariant)) {
aRemoteVariant = mozilla::null_t();
}
else if (NPVARIANT_IS_BOOLEAN(aVariant)) {
aRemoteVariant = NPVARIANT_TO_BOOLEAN(aVariant);
}
else if (NPVARIANT_IS_INT32(aVariant)) {
aRemoteVariant = NPVARIANT_TO_INT32(aVariant);
}
else if (NPVARIANT_IS_DOUBLE(aVariant)) {
aRemoteVariant = NPVARIANT_TO_DOUBLE(aVariant);
}
else if (NPVARIANT_IS_STRING(aVariant)) {
NPString str = NPVARIANT_TO_STRING(aVariant);
nsCString string(str.UTF8Characters, str.UTF8Length);
aRemoteVariant = string;
}
else if (NPVARIANT_IS_OBJECT(aVariant)) {
NPObject* object = NPVARIANT_TO_OBJECT(aVariant);
typename VariantTraits<InstanceType>::ScriptableObjectType* actor =
aInstance->GetActorForNPObject(object);
if (!actor) {
NS_ERROR("Null actor!");
return false;
}
if (aProtectActors) {
actor->Protect();
}
aRemoteVariant = actor;
}
else {
NS_NOTREACHED("Shouldn't get here!");
return false;
}
return true;
}
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