jochen@chromium.org | 30c8e91 | 2012-01-29 19:57:33 +0900 | [diff] [blame] | 1 | // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #ifndef IPC_IPC_MESSAGE_UTILS_H_ |
| 6 | #define IPC_IPC_MESSAGE_UTILS_H_ |
| 7 | |
jhawkins@chromium.org | 63c75eb | 2010-03-09 09:38:41 +0900 | [diff] [blame] | 8 | #include <algorithm> |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 9 | #include <map> |
mirandac@chromium.org | ee262ad | 2010-05-14 04:10:34 +0900 | [diff] [blame] | 10 | #include <set> |
tfarina@chromium.org | 439aef6 | 2011-03-21 10:07:01 +0900 | [diff] [blame] | 11 | #include <string> |
| 12 | #include <vector> |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 13 | |
jdduke@chromium.org | 556db8b | 2014-03-19 05:48:35 +0900 | [diff] [blame] | 14 | #include "base/containers/small_map.h" |
rvargas@chromium.org | 9e469f6 | 2014-01-28 06:36:00 +0900 | [diff] [blame] | 15 | #include "base/files/file.h" |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 16 | #include "base/format_macros.h" |
jdduke@chromium.org | c6d80f0 | 2014-05-20 11:34:56 +0900 | [diff] [blame] | 17 | #include "base/memory/scoped_ptr.h" |
hashimoto@chromium.org | bbf7c50 | 2012-11-14 15:35:52 +0900 | [diff] [blame] | 18 | #include "base/memory/scoped_vector.h" |
avi@chromium.org | e7eaf39 | 2013-06-11 15:32:18 +0900 | [diff] [blame] | 19 | #include "base/strings/string16.h" |
| 20 | #include "base/strings/string_util.h" |
| 21 | #include "base/strings/stringprintf.h" |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 22 | #include "base/tuple.h" |
tsepez@chromium.org | 4afe8f7 | 2012-10-24 08:03:35 +0900 | [diff] [blame] | 23 | #include "ipc/ipc_message_start.h" |
erg@google.com | b16c8a6 | 2010-08-25 05:29:02 +0900 | [diff] [blame] | 24 | #include "ipc/ipc_param_traits.h" |
erg@google.com | bfae859 | 2010-08-17 09:24:54 +0900 | [diff] [blame] | 25 | #include "ipc/ipc_sync_message.h" |
erg@google.com | cab37e7 | 2010-08-14 05:43:58 +0900 | [diff] [blame] | 26 | |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 27 | #if defined(COMPILER_GCC) |
| 28 | // GCC "helpfully" tries to inline template methods in release mode. Except we |
| 29 | // want the majority of the template junk being expanded once in the |
| 30 | // implementation file (and only provide the definitions in |
| 31 | // ipc_message_utils_impl.h in those files) and exported, instead of expanded |
| 32 | // at every call site. Special note: GCC happily accepts the attribute before |
| 33 | // the method declaration, but only acts on it if it is after. |
erg@google.com | cb9c43f | 2010-08-20 05:23:25 +0900 | [diff] [blame] | 34 | #if (__GNUC__ * 10000 + __GNUC_MINOR__ * 100) >= 40500 |
| 35 | // Starting in gcc 4.5, the noinline no longer implies the concept covered by |
| 36 | // the introduced noclone attribute, which will create specialized versions of |
| 37 | // functions/methods when certain types are constant. |
| 38 | // www.gnu.org/software/gcc/gcc-4.5/changes.html |
| 39 | #define IPC_MSG_NOINLINE __attribute__((noinline, noclone)); |
| 40 | #else |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 41 | #define IPC_MSG_NOINLINE __attribute__((noinline)); |
erg@google.com | cb9c43f | 2010-08-20 05:23:25 +0900 | [diff] [blame] | 42 | #endif |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 43 | #elif defined(COMPILER_MSVC) |
| 44 | // MSVC++ doesn't do this. |
| 45 | #define IPC_MSG_NOINLINE |
| 46 | #else |
| 47 | #error "Please add the noinline property for your new compiler here." |
| 48 | #endif |
| 49 | |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 50 | namespace base { |
dmazzoni@chromium.org | 13e5365 | 2011-07-13 04:15:03 +0900 | [diff] [blame] | 51 | class DictionaryValue; |
brettw@chromium.org | a708694 | 2013-02-02 14:12:33 +0900 | [diff] [blame] | 52 | class FilePath; |
dmazzoni@chromium.org | 13e5365 | 2011-07-13 04:15:03 +0900 | [diff] [blame] | 53 | class ListValue; |
avi@chromium.org | d817965 | 2013-06-13 22:47:46 +0900 | [diff] [blame] | 54 | class NullableString16; |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 55 | class Time; |
apatrick@chromium.org | 519c1c6 | 2010-10-22 07:04:52 +0900 | [diff] [blame] | 56 | class TimeDelta; |
isherman@chromium.org | 9952aaf | 2011-09-03 05:42:04 +0900 | [diff] [blame] | 57 | class TimeTicks; |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 58 | struct FileDescriptor; |
| 59 | } |
| 60 | |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 61 | namespace IPC { |
| 62 | |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 63 | struct ChannelHandle; |
| 64 | |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 65 | // ----------------------------------------------------------------------------- |
| 66 | // How we send IPC message logs across channels. |
| 67 | struct IPC_EXPORT LogData { |
| 68 | LogData(); |
| 69 | ~LogData(); |
| 70 | |
| 71 | std::string channel; |
| 72 | int32 routing_id; |
| 73 | uint32 type; // "User-defined" message type, from ipc_message.h. |
| 74 | std::string flags; |
| 75 | int64 sent; // Time that the message was sent (i.e. at Send()). |
| 76 | int64 receive; // Time before it was dispatched (i.e. before calling |
| 77 | // OnMessageReceived). |
| 78 | int64 dispatch; // Time after it was dispatched (i.e. after calling |
| 79 | // OnMessageReceived). |
| 80 | std::string message_name; |
| 81 | std::string params; |
| 82 | }; |
| 83 | |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 84 | //----------------------------------------------------------------------------- |
viettrungluu@chromium.org | c3ad051 | 2012-12-18 05:23:47 +0900 | [diff] [blame] | 85 | |
tsepez@chromium.org | 1ac4613 | 2011-02-12 03:46:19 +0900 | [diff] [blame] | 86 | // A dummy struct to place first just to allow leading commas for all |
| 87 | // members in the macro-generated constructor initializer lists. |
| 88 | struct NoParams { |
| 89 | }; |
| 90 | |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 91 | template <class P> |
| 92 | static inline void WriteParam(Message* m, const P& p) { |
aa@chromium.org | 1605b6d | 2009-08-14 14:43:53 +0900 | [diff] [blame] | 93 | typedef typename SimilarTypeTraits<P>::Type Type; |
thakis@chromium.org | b13bd1d | 2010-06-17 03:39:53 +0900 | [diff] [blame] | 94 | ParamTraits<Type>::Write(m, static_cast<const Type& >(p)); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 95 | } |
| 96 | |
| 97 | template <class P> |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 98 | static inline bool WARN_UNUSED_RESULT ReadParam(const Message* m, |
| 99 | PickleIterator* iter, |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 100 | P* p) { |
aa@chromium.org | 1605b6d | 2009-08-14 14:43:53 +0900 | [diff] [blame] | 101 | typedef typename SimilarTypeTraits<P>::Type Type; |
| 102 | return ParamTraits<Type>::Read(m, iter, reinterpret_cast<Type* >(p)); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 103 | } |
| 104 | |
| 105 | template <class P> |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 106 | static inline void LogParam(const P& p, std::string* l) { |
aa@chromium.org | 1605b6d | 2009-08-14 14:43:53 +0900 | [diff] [blame] | 107 | typedef typename SimilarTypeTraits<P>::Type Type; |
thakis@chromium.org | b13bd1d | 2010-06-17 03:39:53 +0900 | [diff] [blame] | 108 | ParamTraits<Type>::Log(static_cast<const Type& >(p), l); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 109 | } |
| 110 | |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 111 | // Primitive ParamTraits ------------------------------------------------------- |
| 112 | |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 113 | template <> |
| 114 | struct ParamTraits<bool> { |
| 115 | typedef bool param_type; |
| 116 | static void Write(Message* m, const param_type& p) { |
| 117 | m->WriteBool(p); |
| 118 | } |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 119 | static bool Read(const Message* m, PickleIterator* iter, param_type* r) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 120 | return m->ReadBool(iter, r); |
| 121 | } |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 122 | IPC_EXPORT static void Log(const param_type& p, std::string* l); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 123 | }; |
| 124 | |
| 125 | template <> |
tsepez@chromium.org | 09eb95f | 2013-07-13 08:12:28 +0900 | [diff] [blame] | 126 | struct IPC_EXPORT ParamTraits<unsigned char> { |
jschuh@chromium.org | ccd324a | 2013-07-13 13:42:10 +0900 | [diff] [blame] | 127 | typedef unsigned char param_type; |
tsepez@chromium.org | 09eb95f | 2013-07-13 08:12:28 +0900 | [diff] [blame] | 128 | static void Write(Message* m, const param_type& p); |
| 129 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
| 130 | static void Log(const param_type& p, std::string* l); |
| 131 | }; |
| 132 | |
| 133 | template <> |
| 134 | struct IPC_EXPORT ParamTraits<unsigned short> { |
| 135 | typedef unsigned short param_type; |
| 136 | static void Write(Message* m, const param_type& p); |
| 137 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
| 138 | static void Log(const param_type& p, std::string* l); |
| 139 | }; |
| 140 | |
| 141 | template <> |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 142 | struct ParamTraits<int> { |
| 143 | typedef int param_type; |
| 144 | static void Write(Message* m, const param_type& p) { |
| 145 | m->WriteInt(p); |
| 146 | } |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 147 | static bool Read(const Message* m, PickleIterator* iter, param_type* r) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 148 | return m->ReadInt(iter, r); |
| 149 | } |
darin@chromium.org | 80e4c5e | 2011-08-16 05:41:46 +0900 | [diff] [blame] | 150 | IPC_EXPORT static void Log(const param_type& p, std::string* l); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 151 | }; |
| 152 | |
| 153 | template <> |
deanm@chromium.org | 1543aa7 | 2009-07-29 04:35:08 +0900 | [diff] [blame] | 154 | struct ParamTraits<unsigned int> { |
| 155 | typedef unsigned int param_type; |
| 156 | static void Write(Message* m, const param_type& p) { |
| 157 | m->WriteInt(p); |
| 158 | } |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 159 | static bool Read(const Message* m, PickleIterator* iter, param_type* r) { |
deanm@chromium.org | 1543aa7 | 2009-07-29 04:35:08 +0900 | [diff] [blame] | 160 | return m->ReadInt(iter, reinterpret_cast<int*>(r)); |
| 161 | } |
darin@chromium.org | 80e4c5e | 2011-08-16 05:41:46 +0900 | [diff] [blame] | 162 | IPC_EXPORT static void Log(const param_type& p, std::string* l); |
deanm@chromium.org | 1543aa7 | 2009-07-29 04:35:08 +0900 | [diff] [blame] | 163 | }; |
| 164 | |
| 165 | template <> |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 166 | struct ParamTraits<long> { |
| 167 | typedef long param_type; |
| 168 | static void Write(Message* m, const param_type& p) { |
mdm@chromium.org | 69bca9d | 2012-03-23 09:03:10 +0900 | [diff] [blame] | 169 | m->WriteLongUsingDangerousNonPortableLessPersistableForm(p); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 170 | } |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 171 | static bool Read(const Message* m, PickleIterator* iter, param_type* r) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 172 | return m->ReadLong(iter, r); |
| 173 | } |
darin@chromium.org | 80e4c5e | 2011-08-16 05:41:46 +0900 | [diff] [blame] | 174 | IPC_EXPORT static void Log(const param_type& p, std::string* l); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 175 | }; |
| 176 | |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 177 | template <> |
| 178 | struct ParamTraits<unsigned long> { |
| 179 | typedef unsigned long param_type; |
| 180 | static void Write(Message* m, const param_type& p) { |
mdm@chromium.org | 69bca9d | 2012-03-23 09:03:10 +0900 | [diff] [blame] | 181 | m->WriteLongUsingDangerousNonPortableLessPersistableForm(p); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 182 | } |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 183 | static bool Read(const Message* m, PickleIterator* iter, param_type* r) { |
deanm@chromium.org | 1543aa7 | 2009-07-29 04:35:08 +0900 | [diff] [blame] | 184 | return m->ReadLong(iter, reinterpret_cast<long*>(r)); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 185 | } |
darin@chromium.org | 80e4c5e | 2011-08-16 05:41:46 +0900 | [diff] [blame] | 186 | IPC_EXPORT static void Log(const param_type& p, std::string* l); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 187 | }; |
| 188 | |
| 189 | template <> |
deanm@chromium.org | 1543aa7 | 2009-07-29 04:35:08 +0900 | [diff] [blame] | 190 | struct ParamTraits<long long> { |
| 191 | typedef long long param_type; |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 192 | static void Write(Message* m, const param_type& p) { |
| 193 | m->WriteInt64(static_cast<int64>(p)); |
| 194 | } |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 195 | static bool Read(const Message* m, PickleIterator* iter, |
| 196 | param_type* r) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 197 | return m->ReadInt64(iter, reinterpret_cast<int64*>(r)); |
| 198 | } |
darin@chromium.org | 80e4c5e | 2011-08-16 05:41:46 +0900 | [diff] [blame] | 199 | IPC_EXPORT static void Log(const param_type& p, std::string* l); |
deanm@chromium.org | 1543aa7 | 2009-07-29 04:35:08 +0900 | [diff] [blame] | 200 | }; |
| 201 | |
| 202 | template <> |
| 203 | struct ParamTraits<unsigned long long> { |
| 204 | typedef unsigned long long param_type; |
| 205 | static void Write(Message* m, const param_type& p) { |
| 206 | m->WriteInt64(p); |
| 207 | } |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 208 | static bool Read(const Message* m, PickleIterator* iter, |
| 209 | param_type* r) { |
deanm@chromium.org | 1543aa7 | 2009-07-29 04:35:08 +0900 | [diff] [blame] | 210 | return m->ReadInt64(iter, reinterpret_cast<int64*>(r)); |
| 211 | } |
darin@chromium.org | 80e4c5e | 2011-08-16 05:41:46 +0900 | [diff] [blame] | 212 | IPC_EXPORT static void Log(const param_type& p, std::string* l); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 213 | }; |
| 214 | |
jeremy@chromium.org | 4be619f | 2010-06-17 12:29:26 +0900 | [diff] [blame] | 215 | // Note that the IPC layer doesn't sanitize NaNs and +/- INF values. Clients |
| 216 | // should be sure to check the sanity of these values after receiving them over |
| 217 | // IPC. |
| 218 | template <> |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 219 | struct IPC_EXPORT ParamTraits<float> { |
jeremy@chromium.org | 4be619f | 2010-06-17 12:29:26 +0900 | [diff] [blame] | 220 | typedef float param_type; |
piman@chromium.org | dd413b4 | 2013-10-31 18:27:31 +0900 | [diff] [blame] | 221 | static void Write(Message* m, const param_type& p) { |
| 222 | m->WriteFloat(p); |
| 223 | } |
| 224 | static bool Read(const Message* m, PickleIterator* iter, param_type* r) { |
| 225 | return m->ReadFloat(iter, r); |
| 226 | } |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 227 | static void Log(const param_type& p, std::string* l); |
jeremy@chromium.org | 4be619f | 2010-06-17 12:29:26 +0900 | [diff] [blame] | 228 | }; |
| 229 | |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 230 | template <> |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 231 | struct IPC_EXPORT ParamTraits<double> { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 232 | typedef double param_type; |
tsepez@chromium.org | 3081fac | 2012-05-31 06:15:57 +0900 | [diff] [blame] | 233 | static void Write(Message* m, const param_type& p); |
| 234 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
| 235 | static void Log(const param_type& p, std::string* l); |
| 236 | }; |
| 237 | |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 238 | // STL ParamTraits ------------------------------------------------------------- |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 239 | |
| 240 | template <> |
| 241 | struct ParamTraits<std::string> { |
| 242 | typedef std::string param_type; |
| 243 | static void Write(Message* m, const param_type& p) { |
| 244 | m->WriteString(p); |
| 245 | } |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 246 | static bool Read(const Message* m, PickleIterator* iter, |
| 247 | param_type* r) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 248 | return m->ReadString(iter, r); |
| 249 | } |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 250 | IPC_EXPORT static void Log(const param_type& p, std::string* l); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 251 | }; |
| 252 | |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 253 | template <> |
| 254 | struct ParamTraits<std::wstring> { |
| 255 | typedef std::wstring param_type; |
| 256 | static void Write(Message* m, const param_type& p) { |
| 257 | m->WriteWString(p); |
evan@chromium.org | a659036 | 2009-07-28 06:09:07 +0900 | [diff] [blame] | 258 | } |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 259 | static bool Read(const Message* m, PickleIterator* iter, |
| 260 | param_type* r) { |
| 261 | return m->ReadWString(iter, r); |
evan@chromium.org | a659036 | 2009-07-28 06:09:07 +0900 | [diff] [blame] | 262 | } |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 263 | IPC_EXPORT static void Log(const param_type& p, std::string* l); |
| 264 | }; |
| 265 | |
| 266 | // If WCHAR_T_IS_UTF16 is defined, then string16 is a std::wstring so we don't |
| 267 | // need this trait. |
| 268 | #if !defined(WCHAR_T_IS_UTF16) |
| 269 | template <> |
brettw@chromium.org | 5b04085 | 2013-12-03 09:39:26 +0900 | [diff] [blame] | 270 | struct ParamTraits<base::string16> { |
| 271 | typedef base::string16 param_type; |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 272 | static void Write(Message* m, const param_type& p) { |
| 273 | m->WriteString16(p); |
| 274 | } |
| 275 | static bool Read(const Message* m, PickleIterator* iter, |
| 276 | param_type* r) { |
| 277 | return m->ReadString16(iter, r); |
| 278 | } |
| 279 | IPC_EXPORT static void Log(const param_type& p, std::string* l); |
| 280 | }; |
evan@chromium.org | a659036 | 2009-07-28 06:09:07 +0900 | [diff] [blame] | 281 | #endif |
evan@chromium.org | a659036 | 2009-07-28 06:09:07 +0900 | [diff] [blame] | 282 | |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 283 | template <> |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 284 | struct IPC_EXPORT ParamTraits<std::vector<char> > { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 285 | typedef std::vector<char> param_type; |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 286 | static void Write(Message* m, const param_type& p); |
| 287 | static bool Read(const Message*, PickleIterator* iter, param_type* r); |
| 288 | static void Log(const param_type& p, std::string* l); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 289 | }; |
| 290 | |
bauerb@chromium.org | 17246c7 | 2011-10-06 03:55:42 +0900 | [diff] [blame] | 291 | template <> |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 292 | struct IPC_EXPORT ParamTraits<std::vector<unsigned char> > { |
| 293 | typedef std::vector<unsigned char> param_type; |
| 294 | static void Write(Message* m, const param_type& p); |
| 295 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
| 296 | static void Log(const param_type& p, std::string* l); |
| 297 | }; |
| 298 | |
| 299 | template <> |
| 300 | struct IPC_EXPORT ParamTraits<std::vector<bool> > { |
bauerb@chromium.org | 17246c7 | 2011-10-06 03:55:42 +0900 | [diff] [blame] | 301 | typedef std::vector<bool> param_type; |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 302 | static void Write(Message* m, const param_type& p); |
| 303 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
| 304 | static void Log(const param_type& p, std::string* l); |
bauerb@chromium.org | 17246c7 | 2011-10-06 03:55:42 +0900 | [diff] [blame] | 305 | }; |
| 306 | |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 307 | template <class P> |
| 308 | struct ParamTraits<std::vector<P> > { |
| 309 | typedef std::vector<P> param_type; |
| 310 | static void Write(Message* m, const param_type& p) { |
| 311 | WriteParam(m, static_cast<int>(p.size())); |
| 312 | for (size_t i = 0; i < p.size(); i++) |
| 313 | WriteParam(m, p[i]); |
| 314 | } |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 315 | static bool Read(const Message* m, PickleIterator* iter, |
| 316 | param_type* r) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 317 | int size; |
cevans@chromium.org | 7600d94 | 2009-12-31 14:17:23 +0900 | [diff] [blame] | 318 | // ReadLength() checks for < 0 itself. |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 319 | if (!m->ReadLength(iter, &size)) |
| 320 | return false; |
| 321 | // Resizing beforehand is not safe, see BUG 1006367 for details. |
cevans@chromium.org | 7600d94 | 2009-12-31 14:17:23 +0900 | [diff] [blame] | 322 | if (INT_MAX / sizeof(P) <= static_cast<size_t>(size)) |
| 323 | return false; |
| 324 | r->resize(size); |
| 325 | for (int i = 0; i < size; i++) { |
| 326 | if (!ReadParam(m, iter, &(*r)[i])) |
| 327 | return false; |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 328 | } |
| 329 | return true; |
| 330 | } |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 331 | static void Log(const param_type& p, std::string* l) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 332 | for (size_t i = 0; i < p.size(); ++i) { |
| 333 | if (i != 0) |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 334 | l->append(" "); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 335 | LogParam((p[i]), l); |
| 336 | } |
| 337 | } |
| 338 | }; |
| 339 | |
mirandac@chromium.org | ee262ad | 2010-05-14 04:10:34 +0900 | [diff] [blame] | 340 | template <class P> |
| 341 | struct ParamTraits<std::set<P> > { |
| 342 | typedef std::set<P> param_type; |
| 343 | static void Write(Message* m, const param_type& p) { |
| 344 | WriteParam(m, static_cast<int>(p.size())); |
| 345 | typename param_type::const_iterator iter; |
| 346 | for (iter = p.begin(); iter != p.end(); ++iter) |
| 347 | WriteParam(m, *iter); |
| 348 | } |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 349 | static bool Read(const Message* m, PickleIterator* iter, |
| 350 | param_type* r) { |
mirandac@chromium.org | ee262ad | 2010-05-14 04:10:34 +0900 | [diff] [blame] | 351 | int size; |
| 352 | if (!m->ReadLength(iter, &size)) |
| 353 | return false; |
| 354 | for (int i = 0; i < size; ++i) { |
| 355 | P item; |
| 356 | if (!ReadParam(m, iter, &item)) |
| 357 | return false; |
| 358 | r->insert(item); |
| 359 | } |
| 360 | return true; |
| 361 | } |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 362 | static void Log(const param_type& p, std::string* l) { |
| 363 | l->append("<std::set>"); |
mirandac@chromium.org | ee262ad | 2010-05-14 04:10:34 +0900 | [diff] [blame] | 364 | } |
| 365 | }; |
| 366 | |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 367 | template <class K, class V> |
| 368 | struct ParamTraits<std::map<K, V> > { |
| 369 | typedef std::map<K, V> param_type; |
| 370 | static void Write(Message* m, const param_type& p) { |
| 371 | WriteParam(m, static_cast<int>(p.size())); |
| 372 | typename param_type::const_iterator iter; |
| 373 | for (iter = p.begin(); iter != p.end(); ++iter) { |
| 374 | WriteParam(m, iter->first); |
| 375 | WriteParam(m, iter->second); |
| 376 | } |
| 377 | } |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 378 | static bool Read(const Message* m, PickleIterator* iter, |
| 379 | param_type* r) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 380 | int size; |
| 381 | if (!ReadParam(m, iter, &size) || size < 0) |
| 382 | return false; |
| 383 | for (int i = 0; i < size; ++i) { |
| 384 | K k; |
| 385 | if (!ReadParam(m, iter, &k)) |
| 386 | return false; |
| 387 | V& value = (*r)[k]; |
| 388 | if (!ReadParam(m, iter, &value)) |
| 389 | return false; |
| 390 | } |
| 391 | return true; |
| 392 | } |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 393 | static void Log(const param_type& p, std::string* l) { |
| 394 | l->append("<std::map>"); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 395 | } |
| 396 | }; |
| 397 | |
jam@chromium.org | 0aa0502 | 2009-08-04 11:00:56 +0900 | [diff] [blame] | 398 | template <class A, class B> |
| 399 | struct ParamTraits<std::pair<A, B> > { |
| 400 | typedef std::pair<A, B> param_type; |
| 401 | static void Write(Message* m, const param_type& p) { |
| 402 | WriteParam(m, p.first); |
| 403 | WriteParam(m, p.second); |
| 404 | } |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 405 | static bool Read(const Message* m, PickleIterator* iter, |
| 406 | param_type* r) { |
jam@chromium.org | 0aa0502 | 2009-08-04 11:00:56 +0900 | [diff] [blame] | 407 | return ReadParam(m, iter, &r->first) && ReadParam(m, iter, &r->second); |
| 408 | } |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 409 | static void Log(const param_type& p, std::string* l) { |
| 410 | l->append("("); |
jam@chromium.org | 0aa0502 | 2009-08-04 11:00:56 +0900 | [diff] [blame] | 411 | LogParam(p.first, l); |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 412 | l->append(", "); |
jam@chromium.org | 0aa0502 | 2009-08-04 11:00:56 +0900 | [diff] [blame] | 413 | LogParam(p.second, l); |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 414 | l->append(")"); |
jam@chromium.org | 0aa0502 | 2009-08-04 11:00:56 +0900 | [diff] [blame] | 415 | } |
| 416 | }; |
| 417 | |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 418 | // Base ParamTraits ------------------------------------------------------------ |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 419 | |
| 420 | template <> |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 421 | struct IPC_EXPORT ParamTraits<base::DictionaryValue> { |
| 422 | typedef base::DictionaryValue param_type; |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 423 | static void Write(Message* m, const param_type& p); |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 424 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 425 | static void Log(const param_type& p, std::string* l); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 426 | }; |
| 427 | |
| 428 | #if defined(OS_POSIX) |
| 429 | // FileDescriptors may be serialised over IPC channels on POSIX. On the |
| 430 | // receiving side, the FileDescriptor is a valid duplicate of the file |
| 431 | // descriptor which was transmitted: *it is not just a copy of the integer like |
| 432 | // HANDLEs on Windows*. The only exception is if the file descriptor is < 0. In |
| 433 | // this case, the receiving end will see a value of -1. *Zero is a valid file |
| 434 | // descriptor*. |
| 435 | // |
| 436 | // The received file descriptor will have the |auto_close| flag set to true. The |
| 437 | // code which handles the message is responsible for taking ownership of it. |
| 438 | // File descriptors are OS resources and must be closed when no longer needed. |
| 439 | // |
| 440 | // When sending a file descriptor, the file descriptor must be valid at the time |
| 441 | // of transmission. Since transmission is not synchronous, one should consider |
| 442 | // dup()ing any file descriptors to be transmitted and setting the |auto_close| |
| 443 | // flag, which causes the file descriptor to be closed after writing. |
| 444 | template<> |
darin@chromium.org | 80e4c5e | 2011-08-16 05:41:46 +0900 | [diff] [blame] | 445 | struct IPC_EXPORT ParamTraits<base::FileDescriptor> { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 446 | typedef base::FileDescriptor param_type; |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 447 | static void Write(Message* m, const param_type& p); |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 448 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 449 | static void Log(const param_type& p, std::string* l); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 450 | }; |
jhawkins@chromium.org | 63c75eb | 2010-03-09 09:38:41 +0900 | [diff] [blame] | 451 | #endif // defined(OS_POSIX) |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 452 | |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 453 | template <> |
brettw@chromium.org | a708694 | 2013-02-02 14:12:33 +0900 | [diff] [blame] | 454 | struct IPC_EXPORT ParamTraits<base::FilePath> { |
| 455 | typedef base::FilePath param_type; |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 456 | static void Write(Message* m, const param_type& p); |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 457 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 458 | static void Log(const param_type& p, std::string* l); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 459 | }; |
| 460 | |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 461 | template <> |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 462 | struct IPC_EXPORT ParamTraits<base::ListValue> { |
| 463 | typedef base::ListValue param_type; |
erg@google.com | 20b66e3 | 2010-10-01 05:06:30 +0900 | [diff] [blame] | 464 | static void Write(Message* m, const param_type& p); |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 465 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 466 | static void Log(const param_type& p, std::string* l); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 467 | }; |
| 468 | |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 469 | template <> |
avi@chromium.org | d817965 | 2013-06-13 22:47:46 +0900 | [diff] [blame] | 470 | struct IPC_EXPORT ParamTraits<base::NullableString16> { |
| 471 | typedef base::NullableString16 param_type; |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 472 | static void Write(Message* m, const param_type& p); |
| 473 | static bool Read(const Message* m, PickleIterator* iter, |
| 474 | param_type* r); |
| 475 | static void Log(const param_type& p, std::string* l); |
| 476 | }; |
| 477 | |
| 478 | template <> |
rvargas@chromium.org | 9e469f6 | 2014-01-28 06:36:00 +0900 | [diff] [blame] | 479 | struct IPC_EXPORT ParamTraits<base::File::Info> { |
| 480 | typedef base::File::Info param_type; |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 481 | static void Write(Message* m, const param_type& p); |
| 482 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
| 483 | static void Log(const param_type& p, std::string* l); |
| 484 | }; |
| 485 | |
| 486 | template <> |
rvargas@chromium.org | 9e469f6 | 2014-01-28 06:36:00 +0900 | [diff] [blame] | 487 | struct SimilarTypeTraits<base::File::Error> { |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 488 | typedef int Type; |
| 489 | }; |
| 490 | |
grt@chromium.org | b9abb17 | 2013-03-01 06:46:11 +0900 | [diff] [blame] | 491 | #if defined(OS_WIN) |
| 492 | template <> |
| 493 | struct SimilarTypeTraits<HWND> { |
| 494 | typedef HANDLE Type; |
| 495 | }; |
| 496 | #endif // defined(OS_WIN) |
| 497 | |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 498 | template <> |
| 499 | struct IPC_EXPORT ParamTraits<base::Time> { |
| 500 | typedef base::Time param_type; |
| 501 | static void Write(Message* m, const param_type& p); |
| 502 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
| 503 | static void Log(const param_type& p, std::string* l); |
| 504 | }; |
| 505 | |
| 506 | template <> |
| 507 | struct IPC_EXPORT ParamTraits<base::TimeDelta> { |
| 508 | typedef base::TimeDelta param_type; |
| 509 | static void Write(Message* m, const param_type& p); |
| 510 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
| 511 | static void Log(const param_type& p, std::string* l); |
| 512 | }; |
| 513 | |
| 514 | template <> |
| 515 | struct IPC_EXPORT ParamTraits<base::TimeTicks> { |
| 516 | typedef base::TimeTicks param_type; |
| 517 | static void Write(Message* m, const param_type& p); |
| 518 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
| 519 | static void Log(const param_type& p, std::string* l); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 520 | }; |
| 521 | |
| 522 | template <> |
| 523 | struct ParamTraits<Tuple0> { |
| 524 | typedef Tuple0 param_type; |
| 525 | static void Write(Message* m, const param_type& p) { |
| 526 | } |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 527 | static bool Read(const Message* m, PickleIterator* iter, param_type* r) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 528 | return true; |
| 529 | } |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 530 | static void Log(const param_type& p, std::string* l) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 531 | } |
| 532 | }; |
| 533 | |
| 534 | template <class A> |
| 535 | struct ParamTraits< Tuple1<A> > { |
| 536 | typedef Tuple1<A> param_type; |
| 537 | static void Write(Message* m, const param_type& p) { |
| 538 | WriteParam(m, p.a); |
| 539 | } |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 540 | static bool Read(const Message* m, PickleIterator* iter, param_type* r) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 541 | return ReadParam(m, iter, &r->a); |
| 542 | } |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 543 | static void Log(const param_type& p, std::string* l) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 544 | LogParam(p.a, l); |
| 545 | } |
| 546 | }; |
| 547 | |
| 548 | template <class A, class B> |
| 549 | struct ParamTraits< Tuple2<A, B> > { |
| 550 | typedef Tuple2<A, B> param_type; |
| 551 | static void Write(Message* m, const param_type& p) { |
| 552 | WriteParam(m, p.a); |
| 553 | WriteParam(m, p.b); |
| 554 | } |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 555 | static bool Read(const Message* m, PickleIterator* iter, param_type* r) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 556 | return (ReadParam(m, iter, &r->a) && |
| 557 | ReadParam(m, iter, &r->b)); |
| 558 | } |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 559 | static void Log(const param_type& p, std::string* l) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 560 | LogParam(p.a, l); |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 561 | l->append(", "); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 562 | LogParam(p.b, l); |
| 563 | } |
| 564 | }; |
| 565 | |
| 566 | template <class A, class B, class C> |
| 567 | struct ParamTraits< Tuple3<A, B, C> > { |
| 568 | typedef Tuple3<A, B, C> param_type; |
| 569 | static void Write(Message* m, const param_type& p) { |
| 570 | WriteParam(m, p.a); |
| 571 | WriteParam(m, p.b); |
| 572 | WriteParam(m, p.c); |
| 573 | } |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 574 | static bool Read(const Message* m, PickleIterator* iter, param_type* r) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 575 | return (ReadParam(m, iter, &r->a) && |
| 576 | ReadParam(m, iter, &r->b) && |
| 577 | ReadParam(m, iter, &r->c)); |
| 578 | } |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 579 | static void Log(const param_type& p, std::string* l) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 580 | LogParam(p.a, l); |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 581 | l->append(", "); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 582 | LogParam(p.b, l); |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 583 | l->append(", "); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 584 | LogParam(p.c, l); |
| 585 | } |
| 586 | }; |
| 587 | |
| 588 | template <class A, class B, class C, class D> |
| 589 | struct ParamTraits< Tuple4<A, B, C, D> > { |
| 590 | typedef Tuple4<A, B, C, D> param_type; |
| 591 | static void Write(Message* m, const param_type& p) { |
| 592 | WriteParam(m, p.a); |
| 593 | WriteParam(m, p.b); |
| 594 | WriteParam(m, p.c); |
| 595 | WriteParam(m, p.d); |
| 596 | } |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 597 | static bool Read(const Message* m, PickleIterator* iter, param_type* r) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 598 | return (ReadParam(m, iter, &r->a) && |
| 599 | ReadParam(m, iter, &r->b) && |
| 600 | ReadParam(m, iter, &r->c) && |
| 601 | ReadParam(m, iter, &r->d)); |
| 602 | } |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 603 | static void Log(const param_type& p, std::string* l) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 604 | LogParam(p.a, l); |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 605 | l->append(", "); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 606 | LogParam(p.b, l); |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 607 | l->append(", "); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 608 | LogParam(p.c, l); |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 609 | l->append(", "); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 610 | LogParam(p.d, l); |
| 611 | } |
| 612 | }; |
| 613 | |
| 614 | template <class A, class B, class C, class D, class E> |
| 615 | struct ParamTraits< Tuple5<A, B, C, D, E> > { |
| 616 | typedef Tuple5<A, B, C, D, E> param_type; |
| 617 | static void Write(Message* m, const param_type& p) { |
| 618 | WriteParam(m, p.a); |
| 619 | WriteParam(m, p.b); |
| 620 | WriteParam(m, p.c); |
| 621 | WriteParam(m, p.d); |
| 622 | WriteParam(m, p.e); |
| 623 | } |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 624 | static bool Read(const Message* m, PickleIterator* iter, param_type* r) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 625 | return (ReadParam(m, iter, &r->a) && |
| 626 | ReadParam(m, iter, &r->b) && |
| 627 | ReadParam(m, iter, &r->c) && |
| 628 | ReadParam(m, iter, &r->d) && |
| 629 | ReadParam(m, iter, &r->e)); |
| 630 | } |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 631 | static void Log(const param_type& p, std::string* l) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 632 | LogParam(p.a, l); |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 633 | l->append(", "); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 634 | LogParam(p.b, l); |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 635 | l->append(", "); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 636 | LogParam(p.c, l); |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 637 | l->append(", "); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 638 | LogParam(p.d, l); |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 639 | l->append(", "); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 640 | LogParam(p.e, l); |
| 641 | } |
| 642 | }; |
| 643 | |
hashimoto@chromium.org | bbf7c50 | 2012-11-14 15:35:52 +0900 | [diff] [blame] | 644 | template<class P> |
| 645 | struct ParamTraits<ScopedVector<P> > { |
| 646 | typedef ScopedVector<P> param_type; |
| 647 | static void Write(Message* m, const param_type& p) { |
| 648 | WriteParam(m, static_cast<int>(p.size())); |
| 649 | for (size_t i = 0; i < p.size(); i++) |
| 650 | WriteParam(m, *p[i]); |
| 651 | } |
| 652 | static bool Read(const Message* m, PickleIterator* iter, param_type* r) { |
| 653 | int size = 0; |
| 654 | if (!m->ReadLength(iter, &size)) |
| 655 | return false; |
| 656 | if (INT_MAX/sizeof(P) <= static_cast<size_t>(size)) |
| 657 | return false; |
| 658 | r->resize(size); |
| 659 | for (int i = 0; i < size; i++) { |
| 660 | (*r)[i] = new P(); |
| 661 | if (!ReadParam(m, iter, (*r)[i])) |
| 662 | return false; |
| 663 | } |
| 664 | return true; |
| 665 | } |
| 666 | static void Log(const param_type& p, std::string* l) { |
| 667 | for (size_t i = 0; i < p.size(); ++i) { |
| 668 | if (i != 0) |
| 669 | l->append(" "); |
| 670 | LogParam(*p[i], l); |
| 671 | } |
| 672 | } |
| 673 | }; |
| 674 | |
jdduke@chromium.org | 556db8b | 2014-03-19 05:48:35 +0900 | [diff] [blame] | 675 | template <typename NormalMap, |
| 676 | int kArraySize, |
| 677 | typename EqualKey, |
| 678 | typename MapInit> |
| 679 | struct ParamTraits<base::SmallMap<NormalMap, kArraySize, EqualKey, MapInit> > { |
| 680 | typedef base::SmallMap<NormalMap, kArraySize, EqualKey, MapInit> param_type; |
| 681 | typedef typename param_type::key_type K; |
| 682 | typedef typename param_type::data_type V; |
| 683 | static void Write(Message* m, const param_type& p) { |
| 684 | WriteParam(m, static_cast<int>(p.size())); |
| 685 | typename param_type::const_iterator iter; |
| 686 | for (iter = p.begin(); iter != p.end(); ++iter) { |
| 687 | WriteParam(m, iter->first); |
| 688 | WriteParam(m, iter->second); |
| 689 | } |
| 690 | } |
| 691 | static bool Read(const Message* m, PickleIterator* iter, param_type* r) { |
| 692 | int size; |
| 693 | if (!m->ReadLength(iter, &size)) |
| 694 | return false; |
| 695 | for (int i = 0; i < size; ++i) { |
| 696 | K key; |
| 697 | if (!ReadParam(m, iter, &key)) |
| 698 | return false; |
| 699 | V& value = (*r)[key]; |
| 700 | if (!ReadParam(m, iter, &value)) |
| 701 | return false; |
| 702 | } |
| 703 | return true; |
| 704 | } |
| 705 | static void Log(const param_type& p, std::string* l) { |
| 706 | l->append("<base::SmallMap>"); |
| 707 | } |
| 708 | }; |
| 709 | |
jdduke@chromium.org | c6d80f0 | 2014-05-20 11:34:56 +0900 | [diff] [blame] | 710 | template <class P> |
| 711 | struct ParamTraits<scoped_ptr<P> > { |
| 712 | typedef scoped_ptr<P> param_type; |
| 713 | static void Write(Message* m, const param_type& p) { |
| 714 | bool valid = !!p; |
| 715 | WriteParam(m, valid); |
| 716 | if (valid) |
| 717 | WriteParam(m, *p); |
| 718 | } |
| 719 | static bool Read(const Message* m, PickleIterator* iter, param_type* r) { |
| 720 | bool valid = false; |
| 721 | if (!ReadParam(m, iter, &valid)) |
| 722 | return false; |
| 723 | |
| 724 | if (!valid) { |
| 725 | r->reset(); |
| 726 | return true; |
| 727 | } |
| 728 | |
| 729 | param_type temp(new P()); |
| 730 | if (!ReadParam(m, iter, temp.get())) |
| 731 | return false; |
| 732 | |
| 733 | r->swap(temp); |
| 734 | return true; |
| 735 | } |
| 736 | static void Log(const param_type& p, std::string* l) { |
| 737 | if (p) |
| 738 | LogParam(*p, l); |
| 739 | else |
| 740 | l->append("NULL"); |
| 741 | } |
| 742 | }; |
| 743 | |
brettw@chromium.org | ce352e5 | 2012-06-05 06:18:25 +0900 | [diff] [blame] | 744 | // IPC types ParamTraits ------------------------------------------------------- |
| 745 | |
| 746 | // A ChannelHandle is basically a platform-inspecific wrapper around the |
| 747 | // fact that IPC endpoints are handled specially on POSIX. See above comments |
| 748 | // on FileDescriptor for more background. |
| 749 | template<> |
| 750 | struct IPC_EXPORT ParamTraits<IPC::ChannelHandle> { |
| 751 | typedef ChannelHandle param_type; |
| 752 | static void Write(Message* m, const param_type& p); |
| 753 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
| 754 | static void Log(const param_type& p, std::string* l); |
| 755 | }; |
| 756 | |
| 757 | template <> |
| 758 | struct IPC_EXPORT ParamTraits<LogData> { |
| 759 | typedef LogData param_type; |
| 760 | static void Write(Message* m, const param_type& p); |
| 761 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
| 762 | static void Log(const param_type& p, std::string* l); |
| 763 | }; |
| 764 | |
| 765 | template <> |
| 766 | struct IPC_EXPORT ParamTraits<Message> { |
| 767 | static void Write(Message* m, const Message& p); |
| 768 | static bool Read(const Message* m, PickleIterator* iter, Message* r); |
| 769 | static void Log(const Message& p, std::string* l); |
| 770 | }; |
| 771 | |
| 772 | // Windows ParamTraits --------------------------------------------------------- |
| 773 | |
| 774 | #if defined(OS_WIN) |
| 775 | template <> |
| 776 | struct IPC_EXPORT ParamTraits<HANDLE> { |
| 777 | typedef HANDLE param_type; |
| 778 | static void Write(Message* m, const param_type& p); |
| 779 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
| 780 | static void Log(const param_type& p, std::string* l); |
| 781 | }; |
| 782 | |
| 783 | template <> |
| 784 | struct IPC_EXPORT ParamTraits<LOGFONT> { |
| 785 | typedef LOGFONT param_type; |
| 786 | static void Write(Message* m, const param_type& p); |
| 787 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
| 788 | static void Log(const param_type& p, std::string* l); |
| 789 | }; |
| 790 | |
| 791 | template <> |
| 792 | struct IPC_EXPORT ParamTraits<MSG> { |
| 793 | typedef MSG param_type; |
| 794 | static void Write(Message* m, const param_type& p); |
| 795 | static bool Read(const Message* m, PickleIterator* iter, param_type* r); |
| 796 | static void Log(const param_type& p, std::string* l); |
| 797 | }; |
| 798 | #endif // defined(OS_WIN) |
| 799 | |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 800 | //----------------------------------------------------------------------------- |
| 801 | // Generic message subclasses |
| 802 | |
| 803 | // Used for asynchronous messages. |
| 804 | template <class ParamType> |
darin@chromium.org | b4587d5 | 2011-08-27 06:27:30 +0900 | [diff] [blame] | 805 | class MessageSchema { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 806 | public: |
| 807 | typedef ParamType Param; |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 808 | typedef typename TupleTypes<ParamType>::ParamTuple RefParam; |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 809 | |
darin@chromium.org | b4587d5 | 2011-08-27 06:27:30 +0900 | [diff] [blame] | 810 | static void Write(Message* msg, const RefParam& p) IPC_MSG_NOINLINE; |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 811 | static bool Read(const Message* msg, Param* p) IPC_MSG_NOINLINE; |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 812 | }; |
| 813 | |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 814 | // defined in ipc_logging.cc |
darin@chromium.org | 80e4c5e | 2011-08-16 05:41:46 +0900 | [diff] [blame] | 815 | IPC_EXPORT void GenerateLogData(const std::string& channel, |
| 816 | const Message& message, |
scottbyer@chromium.org | f0cf0b7 | 2011-10-21 04:34:43 +0900 | [diff] [blame] | 817 | LogData* data, bool get_params); |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 818 | |
| 819 | |
| 820 | #if defined(IPC_MESSAGE_LOG_ENABLED) |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 821 | inline void AddOutputParamsToLog(const Message* msg, std::string* l) { |
| 822 | const std::string& output_params = msg->output_params(); |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 823 | if (!l->empty() && !output_params.empty()) |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 824 | l->append(", "); |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 825 | |
| 826 | l->append(output_params); |
| 827 | } |
| 828 | |
| 829 | template <class ReplyParamType> |
| 830 | inline void LogReplyParamsToMessage(const ReplyParamType& reply_params, |
| 831 | const Message* msg) { |
| 832 | if (msg->received_time() != 0) { |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 833 | std::string output_params; |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 834 | LogParam(reply_params, &output_params); |
| 835 | msg->set_output_params(output_params); |
| 836 | } |
| 837 | } |
| 838 | |
| 839 | inline void ConnectMessageAndReply(const Message* msg, Message* reply) { |
| 840 | if (msg->sent_time()) { |
| 841 | // Don't log the sync message after dispatch, as we don't have the |
| 842 | // output parameters at that point. Instead, save its data and log it |
| 843 | // with the outgoing reply message when it's sent. |
| 844 | LogData* data = new LogData; |
scottbyer@chromium.org | f0cf0b7 | 2011-10-21 04:34:43 +0900 | [diff] [blame] | 845 | GenerateLogData("", *msg, data, true); |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 846 | msg->set_dont_log(); |
| 847 | reply->set_sync_log_data(data); |
| 848 | } |
| 849 | } |
| 850 | #else |
erg@google.com | 8aca727 | 2010-08-19 03:33:57 +0900 | [diff] [blame] | 851 | inline void AddOutputParamsToLog(const Message* msg, std::string* l) {} |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 852 | |
| 853 | template <class ReplyParamType> |
| 854 | inline void LogReplyParamsToMessage(const ReplyParamType& reply_params, |
| 855 | const Message* msg) {} |
| 856 | |
| 857 | inline void ConnectMessageAndReply(const Message* msg, Message* reply) {} |
| 858 | #endif |
| 859 | |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 860 | // This class assumes that its template argument is a RefTuple (a Tuple with |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 861 | // reference elements). This would go into ipc_message_utils_impl.h, but it is |
| 862 | // also used by chrome_frame. |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 863 | template <class RefTuple> |
| 864 | class ParamDeserializer : public MessageReplyDeserializer { |
| 865 | public: |
| 866 | explicit ParamDeserializer(const RefTuple& out) : out_(out) { } |
| 867 | |
jbates@chromium.org | 0fc8736 | 2012-03-08 05:42:56 +0900 | [diff] [blame] | 868 | bool SerializeOutputParameters(const IPC::Message& msg, PickleIterator iter) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 869 | return ReadParam(&msg, &iter, &out_); |
| 870 | } |
| 871 | |
| 872 | RefTuple out_; |
| 873 | }; |
| 874 | |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 875 | // Used for synchronous messages. |
| 876 | template <class SendParamType, class ReplyParamType> |
darin@chromium.org | b4587d5 | 2011-08-27 06:27:30 +0900 | [diff] [blame] | 877 | class SyncMessageSchema { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 878 | public: |
| 879 | typedef SendParamType SendParam; |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 880 | typedef typename TupleTypes<SendParam>::ParamTuple RefSendParam; |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 881 | typedef ReplyParamType ReplyParam; |
| 882 | |
darin@chromium.org | b4587d5 | 2011-08-27 06:27:30 +0900 | [diff] [blame] | 883 | static void Write(Message* msg, const RefSendParam& send) IPC_MSG_NOINLINE; |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 884 | static bool ReadSendParam(const Message* msg, SendParam* p) IPC_MSG_NOINLINE; |
| 885 | static bool ReadReplyParam( |
| 886 | const Message* msg, |
| 887 | typename TupleTypes<ReplyParam>::ValueTuple* p) IPC_MSG_NOINLINE; |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 888 | |
jam@chromium.org | 82f52f8 | 2010-12-22 05:03:24 +0900 | [diff] [blame] | 889 | template<class T, class S, class Method> |
darin@chromium.org | b4587d5 | 2011-08-27 06:27:30 +0900 | [diff] [blame] | 890 | static bool DispatchWithSendParams(bool ok, const SendParam& send_params, |
| 891 | const Message* msg, T* obj, S* sender, |
| 892 | Method func) { |
| 893 | Message* reply = SyncMessage::GenerateReply(msg); |
| 894 | if (ok) { |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 895 | typename TupleTypes<ReplyParam>::ValueTuple reply_params; |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 896 | DispatchToMethod(obj, func, send_params, &reply_params); |
| 897 | WriteParam(reply, reply_params); |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 898 | LogReplyParamsToMessage(reply_params, msg); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 899 | } else { |
| 900 | NOTREACHED() << "Error deserializing message " << msg->type(); |
| 901 | reply->set_reply_error(); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 902 | } |
jam@chromium.org | 82f52f8 | 2010-12-22 05:03:24 +0900 | [diff] [blame] | 903 | sender->Send(reply); |
darin@chromium.org | b4587d5 | 2011-08-27 06:27:30 +0900 | [diff] [blame] | 904 | return ok; |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 905 | } |
| 906 | |
| 907 | template<class T, class Method> |
darin@chromium.org | b4587d5 | 2011-08-27 06:27:30 +0900 | [diff] [blame] | 908 | static bool DispatchDelayReplyWithSendParams(bool ok, |
| 909 | const SendParam& send_params, |
| 910 | const Message* msg, T* obj, |
| 911 | Method func) { |
| 912 | Message* reply = SyncMessage::GenerateReply(msg); |
| 913 | if (ok) { |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 914 | Tuple1<Message&> t = MakeRefTuple(*reply); |
erg@google.com | e6ffcb5 | 2010-08-18 03:38:24 +0900 | [diff] [blame] | 915 | ConnectMessageAndReply(msg, reply); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 916 | DispatchToMethod(obj, func, send_params, &t); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 917 | } else { |
| 918 | NOTREACHED() << "Error deserializing message " << msg->type(); |
| 919 | reply->set_reply_error(); |
| 920 | obj->Send(reply); |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 921 | } |
darin@chromium.org | b4587d5 | 2011-08-27 06:27:30 +0900 | [diff] [blame] | 922 | return ok; |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 923 | } |
| 924 | |
| 925 | template<typename TA> |
| 926 | static void WriteReplyParams(Message* reply, TA a) { |
| 927 | ReplyParam p(a); |
| 928 | WriteParam(reply, p); |
| 929 | } |
| 930 | |
| 931 | template<typename TA, typename TB> |
| 932 | static void WriteReplyParams(Message* reply, TA a, TB b) { |
| 933 | ReplyParam p(a, b); |
| 934 | WriteParam(reply, p); |
| 935 | } |
| 936 | |
| 937 | template<typename TA, typename TB, typename TC> |
| 938 | static void WriteReplyParams(Message* reply, TA a, TB b, TC c) { |
| 939 | ReplyParam p(a, b, c); |
| 940 | WriteParam(reply, p); |
| 941 | } |
| 942 | |
| 943 | template<typename TA, typename TB, typename TC, typename TD> |
| 944 | static void WriteReplyParams(Message* reply, TA a, TB b, TC c, TD d) { |
| 945 | ReplyParam p(a, b, c, d); |
| 946 | WriteParam(reply, p); |
| 947 | } |
| 948 | |
| 949 | template<typename TA, typename TB, typename TC, typename TD, typename TE> |
| 950 | static void WriteReplyParams(Message* reply, TA a, TB b, TC c, TD d, TE e) { |
| 951 | ReplyParam p(a, b, c, d, e); |
| 952 | WriteParam(reply, p); |
| 953 | } |
| 954 | }; |
| 955 | |
agl@chromium.org | 1c6dcf2 | 2009-07-23 08:57:21 +0900 | [diff] [blame] | 956 | } // namespace IPC |
| 957 | |
| 958 | #endif // IPC_IPC_MESSAGE_UTILS_H_ |