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Side by Side Diff: ipc/ipc_message_utils.h

Issue 1966983003: Generate param traits size methods for IPC files in content/ (and traits it depends on). (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: fix owners Created 4 years, 7 months ago
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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 #ifndef IPC_IPC_MESSAGE_UTILS_H_ 5 #ifndef IPC_IPC_MESSAGE_UTILS_H_
6 #define IPC_IPC_MESSAGE_UTILS_H_ 6 #define IPC_IPC_MESSAGE_UTILS_H_
7 7
8 #include <limits.h> 8 #include <limits.h>
9 #include <stddef.h> 9 #include <stddef.h>
10 #include <stdint.h> 10 #include <stdint.h>
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547 // code which handles the message is responsible for taking ownership of it. 547 // code which handles the message is responsible for taking ownership of it.
548 // File descriptors are OS resources and must be closed when no longer needed. 548 // File descriptors are OS resources and must be closed when no longer needed.
549 // 549 //
550 // When sending a file descriptor, the file descriptor must be valid at the time 550 // When sending a file descriptor, the file descriptor must be valid at the time
551 // of transmission. Since transmission is not synchronous, one should consider 551 // of transmission. Since transmission is not synchronous, one should consider
552 // dup()ing any file descriptors to be transmitted and setting the |auto_close| 552 // dup()ing any file descriptors to be transmitted and setting the |auto_close|
553 // flag, which causes the file descriptor to be closed after writing. 553 // flag, which causes the file descriptor to be closed after writing.
554 template<> 554 template<>
555 struct IPC_EXPORT ParamTraits<base::FileDescriptor> { 555 struct IPC_EXPORT ParamTraits<base::FileDescriptor> {
556 typedef base::FileDescriptor param_type; 556 typedef base::FileDescriptor param_type;
557 static void GetSize(base::PickleSizer* sizer, const param_type& p);
557 static void Write(base::Pickle* m, const param_type& p); 558 static void Write(base::Pickle* m, const param_type& p);
558 static bool Read(const base::Pickle* m, 559 static bool Read(const base::Pickle* m,
559 base::PickleIterator* iter, 560 base::PickleIterator* iter,
560 param_type* r); 561 param_type* r);
561 static void Log(const param_type& p, std::string* l); 562 static void Log(const param_type& p, std::string* l);
562 }; 563 };
563 #endif // defined(OS_POSIX) 564 #endif // defined(OS_POSIX)
564 565
565 #if (defined(OS_MACOSX) && !defined(OS_IOS)) || defined(OS_WIN) 566 #if (defined(OS_MACOSX) && !defined(OS_IOS)) || defined(OS_WIN)
566 template <> 567 template <>
567 struct IPC_EXPORT ParamTraits<base::SharedMemoryHandle> { 568 struct IPC_EXPORT ParamTraits<base::SharedMemoryHandle> {
568 typedef base::SharedMemoryHandle param_type; 569 typedef base::SharedMemoryHandle param_type;
570 static void GetSize(base::PickleSizer* sizer, const param_type& p);
569 static void Write(base::Pickle* m, const param_type& p); 571 static void Write(base::Pickle* m, const param_type& p);
570 static bool Read(const base::Pickle* m, 572 static bool Read(const base::Pickle* m,
571 base::PickleIterator* iter, 573 base::PickleIterator* iter,
572 param_type* r); 574 param_type* r);
573 static void Log(const param_type& p, std::string* l); 575 static void Log(const param_type& p, std::string* l);
574 }; 576 };
575 #endif // (defined(OS_MACOSX) && !defined(OS_IOS)) || defined(OS_WIN) 577 #endif // (defined(OS_MACOSX) && !defined(OS_IOS)) || defined(OS_WIN)
576 578
577 template <> 579 template <>
578 struct IPC_EXPORT ParamTraits<base::FilePath> { 580 struct IPC_EXPORT ParamTraits<base::FilePath> {
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1099 template <class ReplyParamType> 1101 template <class ReplyParamType>
1100 inline void LogReplyParamsToMessage(const ReplyParamType& reply_params, 1102 inline void LogReplyParamsToMessage(const ReplyParamType& reply_params,
1101 const Message* msg) {} 1103 const Message* msg) {}
1102 1104
1103 inline void ConnectMessageAndReply(const Message* msg, Message* reply) {} 1105 inline void ConnectMessageAndReply(const Message* msg, Message* reply) {}
1104 #endif 1106 #endif
1105 1107
1106 } // namespace IPC 1108 } // namespace IPC
1107 1109
1108 #endif // IPC_IPC_MESSAGE_UTILS_H_ 1110 #endif // IPC_IPC_MESSAGE_UTILS_H_
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