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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 // This file is used to define IPC::ParamTraits<> specializations for a number | 5 // This file is used to define IPC::ParamTraits<> specializations for a number |
| 6 // of types so that they can be serialized over IPC. IPC::ParamTraits<> | 6 // of types so that they can be serialized over IPC. IPC::ParamTraits<> |
| 7 // specializations for basic types (like int and std::string) and types in the | 7 // specializations for basic types (like int and std::string) and types in the |
| 8 // 'base' project can be found in ipc/ipc_message_utils.h. This file contains | 8 // 'base' project can be found in ipc/ipc_message_utils.h. This file contains |
| 9 // specializations for types that are used by the content code, and which need | 9 // specializations for types that are used by the content code, and which need |
| 10 // manual serialization code. This is usually because they're not structs with | 10 // manual serialization code. This is usually because they're not structs with |
| (...skipping 22 matching lines...) Expand all Loading... |
| 33 class HostPortPair; | 33 class HostPortPair; |
| 34 class IPEndPoint; | 34 class IPEndPoint; |
| 35 } | 35 } |
| 36 | 36 |
| 37 namespace IPC { | 37 namespace IPC { |
| 38 | 38 |
| 39 template <> | 39 template <> |
| 40 struct CONTENT_EXPORT ParamTraits<GURL> { | 40 struct CONTENT_EXPORT ParamTraits<GURL> { |
| 41 typedef GURL param_type; | 41 typedef GURL param_type; |
| 42 static void Write(Message* m, const param_type& p); | 42 static void Write(Message* m, const param_type& p); |
| 43 static bool Read(const Message* m, PickleIterator* iter, param_type* p); | 43 static bool Read(const Message* m, base::PickleIterator* iter, param_type* p); |
| 44 static void Log(const param_type& p, std::string* l); | 44 static void Log(const param_type& p, std::string* l); |
| 45 }; | 45 }; |
| 46 | 46 |
| 47 template <> | 47 template <> |
| 48 struct CONTENT_EXPORT ParamTraits<url::Origin> { | 48 struct CONTENT_EXPORT ParamTraits<url::Origin> { |
| 49 typedef url::Origin param_type; | 49 typedef url::Origin param_type; |
| 50 static void Write(Message* m, const param_type& p); | 50 static void Write(Message* m, const param_type& p); |
| 51 static bool Read(const Message* m, PickleIterator* iter, param_type* p); | 51 static bool Read(const Message* m, base::PickleIterator* iter, param_type* p); |
| 52 static void Log(const param_type& p, std::string* l); | 52 static void Log(const param_type& p, std::string* l); |
| 53 }; | 53 }; |
| 54 | 54 |
| 55 template<> | 55 template<> |
| 56 struct CONTENT_EXPORT ParamTraits<net::HostPortPair> { | 56 struct CONTENT_EXPORT ParamTraits<net::HostPortPair> { |
| 57 typedef net::HostPortPair param_type; | 57 typedef net::HostPortPair param_type; |
| 58 static void Write(Message* m, const param_type& p); | 58 static void Write(Message* m, const param_type& p); |
| 59 static bool Read(const Message* m, PickleIterator* iter, param_type* r); | 59 static bool Read(const Message* m, base::PickleIterator* iter, param_type* r); |
| 60 static void Log(const param_type& p, std::string* l); | 60 static void Log(const param_type& p, std::string* l); |
| 61 }; | 61 }; |
| 62 | 62 |
| 63 template <> | 63 template <> |
| 64 struct CONTENT_EXPORT ParamTraits<net::IPEndPoint> { | 64 struct CONTENT_EXPORT ParamTraits<net::IPEndPoint> { |
| 65 typedef net::IPEndPoint param_type; | 65 typedef net::IPEndPoint param_type; |
| 66 static void Write(Message* m, const param_type& p); | 66 static void Write(Message* m, const param_type& p); |
| 67 static bool Read(const Message* m, PickleIterator* iter, param_type* p); | 67 static bool Read(const Message* m, base::PickleIterator* iter, param_type* p); |
| 68 static void Log(const param_type& p, std::string* l); | 68 static void Log(const param_type& p, std::string* l); |
| 69 }; | 69 }; |
| 70 | 70 |
| 71 template <> | 71 template <> |
| 72 struct CONTENT_EXPORT ParamTraits<content::PageState> { | 72 struct CONTENT_EXPORT ParamTraits<content::PageState> { |
| 73 typedef content::PageState param_type; | 73 typedef content::PageState param_type; |
| 74 static void Write(Message* m, const param_type& p); | 74 static void Write(Message* m, const param_type& p); |
| 75 static bool Read(const Message* m, PickleIterator* iter, param_type* p); | 75 static bool Read(const Message* m, base::PickleIterator* iter, param_type* p); |
| 76 static void Log(const param_type& p, std::string* l); | 76 static void Log(const param_type& p, std::string* l); |
| 77 }; | 77 }; |
| 78 | 78 |
| 79 template <> | 79 template <> |
| 80 struct ParamTraits<gfx::NativeWindow> { | 80 struct ParamTraits<gfx::NativeWindow> { |
| 81 typedef gfx::NativeWindow param_type; | 81 typedef gfx::NativeWindow param_type; |
| 82 static void Write(Message* m, const param_type& p) { | 82 static void Write(Message* m, const param_type& p) { |
| 83 #if defined(OS_WIN) | 83 #if defined(OS_WIN) |
| 84 // HWNDs are always 32 bits on Windows, even on 64 bit systems. | 84 // HWNDs are always 32 bits on Windows, even on 64 bit systems. |
| 85 m->WriteUInt32(reinterpret_cast<uint32>(p)); | 85 m->WriteUInt32(reinterpret_cast<uint32>(p)); |
| 86 #else | 86 #else |
| 87 m->WriteData(reinterpret_cast<const char*>(&p), sizeof(p)); | 87 m->WriteData(reinterpret_cast<const char*>(&p), sizeof(p)); |
| 88 #endif | 88 #endif |
| 89 } | 89 } |
| 90 static bool Read(const Message* m, PickleIterator* iter, param_type* r) { | 90 static bool Read(const Message* m, base::PickleIterator* iter, |
| 91 param_type* r) { |
| 91 #if defined(OS_WIN) | 92 #if defined(OS_WIN) |
| 92 return iter->ReadUInt32(reinterpret_cast<uint32*>(r)); | 93 return iter->ReadUInt32(reinterpret_cast<uint32*>(r)); |
| 93 #else | 94 #else |
| 94 const char *data; | 95 const char *data; |
| 95 int data_size = 0; | 96 int data_size = 0; |
| 96 bool result = iter->ReadData(&data, &data_size); | 97 bool result = iter->ReadData(&data, &data_size); |
| 97 if (result && data_size == sizeof(gfx::NativeWindow)) { | 98 if (result && data_size == sizeof(gfx::NativeWindow)) { |
| 98 memcpy(r, data, sizeof(gfx::NativeWindow)); | 99 memcpy(r, data, sizeof(gfx::NativeWindow)); |
| 99 } else { | 100 } else { |
| 100 result = false; | 101 result = false; |
| 101 NOTREACHED(); | 102 NOTREACHED(); |
| 102 } | 103 } |
| 103 return result; | 104 return result; |
| 104 #endif | 105 #endif |
| 105 } | 106 } |
| 106 static void Log(const param_type& p, std::string* l) { | 107 static void Log(const param_type& p, std::string* l) { |
| 107 l->append("<gfx::NativeWindow>"); | 108 l->append("<gfx::NativeWindow>"); |
| 108 } | 109 } |
| 109 }; | 110 }; |
| 110 | 111 |
| 111 #if defined(OS_WIN) | 112 #if defined(OS_WIN) |
| 112 template<> | 113 template<> |
| 113 struct ParamTraits<TransportDIB::Id> { | 114 struct ParamTraits<TransportDIB::Id> { |
| 114 typedef TransportDIB::Id param_type; | 115 typedef TransportDIB::Id param_type; |
| 115 static void Write(Message* m, const param_type& p) { | 116 static void Write(Message* m, const param_type& p) { |
| 116 WriteParam(m, p.handle); | 117 WriteParam(m, p.handle); |
| 117 WriteParam(m, p.sequence_num); | 118 WriteParam(m, p.sequence_num); |
| 118 } | 119 } |
| 119 static bool Read(const Message* m, PickleIterator* iter, param_type* r) { | 120 static bool Read(const Message* m, base::PickleIterator* iter, |
| 121 param_type* r) { |
| 120 return (ReadParam(m, iter, &r->handle) && | 122 return (ReadParam(m, iter, &r->handle) && |
| 121 ReadParam(m, iter, &r->sequence_num)); | 123 ReadParam(m, iter, &r->sequence_num)); |
| 122 } | 124 } |
| 123 static void Log(const param_type& p, std::string* l) { | 125 static void Log(const param_type& p, std::string* l) { |
| 124 l->append("TransportDIB("); | 126 l->append("TransportDIB("); |
| 125 LogParam(p.handle, l); | 127 LogParam(p.handle, l); |
| 126 l->append(", "); | 128 l->append(", "); |
| 127 LogParam(p.sequence_num, l); | 129 LogParam(p.sequence_num, l); |
| 128 l->append(")"); | 130 l->append(")"); |
| 129 } | 131 } |
| 130 }; | 132 }; |
| 131 #endif | 133 #endif |
| 132 | 134 |
| 133 } // namespace IPC | 135 } // namespace IPC |
| 134 | 136 |
| 135 #endif // CONTENT_PUBLIC_COMMON_COMMON_PARAM_TRAITS_H_ | 137 #endif // CONTENT_PUBLIC_COMMON_COMMON_PARAM_TRAITS_H_ |
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