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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "ppapi/shared_impl/var.h" | 5 #include "ppapi/shared_impl/var.h" |
6 | 6 |
7 #include <limits> | 7 #include <limits> |
8 | 8 |
9 #include "base/logging.h" | 9 #include "base/logging.h" |
10 #include "base/string_number_conversions.h" | 10 #include "base/string_number_conversions.h" |
11 #include "base/string_util.h" | 11 #include "base/string_util.h" |
12 #include "ppapi/c/pp_var.h" | 12 #include "ppapi/c/pp_var.h" |
13 #include "ppapi/shared_impl/ppapi_globals.h" | 13 #include "ppapi/shared_impl/ppapi_globals.h" |
14 #include "ppapi/shared_impl/var_tracker.h" | 14 #include "ppapi/shared_impl/var_tracker.h" |
15 | 15 |
16 namespace ppapi { | 16 namespace ppapi { |
17 | 17 |
18 // Var ------------------------------------------------------------------------- | 18 // Var ------------------------------------------------------------------------- |
19 | 19 |
20 Var::Var(PP_Module module) : pp_module_(module), var_id_(0) { | 20 Var::Var() : var_id_(0) { |
21 } | 21 } |
22 | 22 |
23 Var::~Var() { | 23 Var::~Var() { |
24 } | 24 } |
25 | 25 |
26 // static | 26 // static |
27 std::string Var::PPVarToLogString(PP_Var var) { | 27 std::string Var::PPVarToLogString(PP_Var var) { |
28 switch (var.type) { | 28 switch (var.type) { |
29 case PP_VARTYPE_UNDEFINED: | 29 case PP_VARTYPE_UNDEFINED: |
30 return "[Undefined]"; | 30 return "[Undefined]"; |
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90 return var_id_; | 90 return var_id_; |
91 } | 91 } |
92 | 92 |
93 void Var::AssignVarID(int32 id) { | 93 void Var::AssignVarID(int32 id) { |
94 DCHECK(!var_id_); // Must not have already been generated. | 94 DCHECK(!var_id_); // Must not have already been generated. |
95 var_id_ = id; | 95 var_id_ = id; |
96 } | 96 } |
97 | 97 |
98 // StringVar ------------------------------------------------------------------- | 98 // StringVar ------------------------------------------------------------------- |
99 | 99 |
100 StringVar::StringVar(PP_Module module, const std::string& str) | 100 StringVar::StringVar(const std::string& str) |
101 : Var(module), | 101 : value_(str) { |
102 value_(str) { | |
103 } | 102 } |
104 | 103 |
105 StringVar::StringVar(PP_Module module, const char* str, uint32 len) | 104 StringVar::StringVar(const char* str, uint32 len) |
106 : Var(module), | 105 : value_(str, len) { |
107 value_(str, len) { | |
108 } | 106 } |
109 | 107 |
110 StringVar::~StringVar() { | 108 StringVar::~StringVar() { |
111 } | 109 } |
112 | 110 |
113 StringVar* StringVar::AsStringVar() { | 111 StringVar* StringVar::AsStringVar() { |
114 return this; | 112 return this; |
115 } | 113 } |
116 | 114 |
117 PP_Var StringVar::GetPPVar() { | 115 PP_Var StringVar::GetPPVar() { |
118 int32 id = GetOrCreateVarID(); | 116 int32 id = GetOrCreateVarID(); |
119 if (!id) | 117 if (!id) |
120 return PP_MakeNull(); | 118 return PP_MakeNull(); |
121 | 119 |
122 PP_Var result; | 120 PP_Var result; |
123 result.type = PP_VARTYPE_STRING; | 121 result.type = PP_VARTYPE_STRING; |
124 result.padding = 0; | 122 result.padding = 0; |
125 result.value.as_id = id; | 123 result.value.as_id = id; |
126 return result; | 124 return result; |
127 } | 125 } |
128 | 126 |
129 PP_VarType StringVar::GetType() const { | 127 PP_VarType StringVar::GetType() const { |
130 return PP_VARTYPE_STRING; | 128 return PP_VARTYPE_STRING; |
131 } | 129 } |
132 | 130 |
133 // static | 131 // static |
134 PP_Var StringVar::StringToPPVar(PP_Module module, const std::string& var) { | 132 PP_Var StringVar::StringToPPVar(const std::string& var) { |
135 return StringToPPVar(module, var.c_str(), var.size()); | 133 return StringToPPVar(var.c_str(), var.size()); |
136 } | 134 } |
137 | 135 |
138 // static | 136 // static |
139 PP_Var StringVar::StringToPPVar(PP_Module module, | 137 PP_Var StringVar::StringToPPVar(const char* data, uint32 len) { |
140 const char* data, uint32 len) { | 138 scoped_refptr<StringVar> str(new StringVar(data, len)); |
141 scoped_refptr<StringVar> str(new StringVar(module, data, len)); | |
142 if (!str || !IsStringUTF8(str->value())) | 139 if (!str || !IsStringUTF8(str->value())) |
143 return PP_MakeNull(); | 140 return PP_MakeNull(); |
144 return str->GetPPVar(); | 141 return str->GetPPVar(); |
145 } | 142 } |
146 | 143 |
147 // static | 144 // static |
148 StringVar* StringVar::FromPPVar(PP_Var var) { | 145 StringVar* StringVar::FromPPVar(PP_Var var) { |
149 if (var.type != PP_VARTYPE_STRING) | 146 if (var.type != PP_VARTYPE_STRING) |
150 return NULL; | 147 return NULL; |
151 scoped_refptr<Var> var_object( | 148 scoped_refptr<Var> var_object( |
152 PpapiGlobals::Get()->GetVarTracker()->GetVar(var)); | 149 PpapiGlobals::Get()->GetVarTracker()->GetVar(var)); |
153 if (!var_object) | 150 if (!var_object) |
154 return NULL; | 151 return NULL; |
155 return var_object->AsStringVar(); | 152 return var_object->AsStringVar(); |
156 } | 153 } |
157 | 154 |
158 } // namespace ppapi | 155 } // namespace ppapi |
159 | 156 |
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