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Side by Side Diff: net/tools/balsa/buffer_interface.h

Issue 266243004: Clang format slam. Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 6 years, 7 months ago
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1 // Copyright 2013 The Chromium Authors. All rights reserved. 1 // Copyright 2013 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 NET_TOOLS_BALSA_BUFFER_INTERFACE_H__ 5 #ifndef NET_TOOLS_BALSA_BUFFER_INTERFACE_H__
6 #define NET_TOOLS_BALSA_BUFFER_INTERFACE_H__ 6 #define NET_TOOLS_BALSA_BUFFER_INTERFACE_H__
7 7
8 namespace net { 8 namespace net {
9 9
10 class BufferInterface { 10 class BufferInterface {
11 public: 11 public:
12
13 // Returns the bytes which can be read from the buffer. There is no 12 // Returns the bytes which can be read from the buffer. There is no
14 // guarantee that the bytes are contiguous. 13 // guarantee that the bytes are contiguous.
15 virtual int ReadableBytes() const = 0; 14 virtual int ReadableBytes() const = 0;
16 15
17 // Summary: 16 // Summary:
18 // returns the size of this buffer 17 // returns the size of this buffer
19 // Returns: 18 // Returns:
20 // size of this buffer. 19 // size of this buffer.
21 virtual int BufferSize() const = 0; 20 virtual int BufferSize() const = 0;
22 21
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48 47
49 // Summary: 48 // Summary:
50 // Gets a pointer which can be written to (assigned to). 49 // Gets a pointer which can be written to (assigned to).
51 // this pointer (and size) can be used in functions like 50 // this pointer (and size) can be used in functions like
52 // recv() or read(), etc. 51 // recv() or read(), etc.
53 // If *size is zero upon returning from this function, that it 52 // If *size is zero upon returning from this function, that it
54 // is unsafe to dereference *ptr. 53 // is unsafe to dereference *ptr.
55 // Args: 54 // Args:
56 // ptr - assigned a pointer to which we can write 55 // ptr - assigned a pointer to which we can write
57 // size - the amount of data (in bytes) that it is safe to write to ptr. 56 // size - the amount of data (in bytes) that it is safe to write to ptr.
58 virtual void GetWritablePtr(char **ptr, int* size) const = 0; 57 virtual void GetWritablePtr(char** ptr, int* size) const = 0;
59 58
60 // Summary: 59 // Summary:
61 // Gets a pointer which can be read from 60 // Gets a pointer which can be read from
62 // this pointer (and size) can be used in functions like 61 // this pointer (and size) can be used in functions like
63 // send() or write(), etc. 62 // send() or write(), etc.
64 // If *size is zero upon returning from this function, that it 63 // If *size is zero upon returning from this function, that it
65 // is unsafe to dereference *ptr. 64 // is unsafe to dereference *ptr.
66 // Args: 65 // Args:
67 // ptr - assigned a pointer from which we may read 66 // ptr - assigned a pointer from which we may read
68 // size - the amount of data (in bytes) that it is safe to read 67 // size - the amount of data (in bytes) that it is safe to read
69 virtual void GetReadablePtr(char **ptr, int* size) const = 0; 68 virtual void GetReadablePtr(char** ptr, int* size) const = 0;
70 69
71 // Summary: 70 // Summary:
72 // Reads bytes out of the buffer, and writes them into 'bytes'. 71 // Reads bytes out of the buffer, and writes them into 'bytes'.
73 // Returns the number of bytes read. 72 // Returns the number of bytes read.
74 // Consumes bytes from the buffer (possibly, but not necessarily 73 // Consumes bytes from the buffer (possibly, but not necessarily
75 // rendering them free) 74 // rendering them free)
76 // Args: 75 // Args:
77 // bytes - the pointer into which bytes are read from this buffer 76 // bytes - the pointer into which bytes are read from this buffer
78 // and written into 77 // and written into
79 // size - number of bytes which are read and copied. 78 // size - number of bytes which are read and copied.
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111 110
112 virtual ~BufferInterface() {} 111 virtual ~BufferInterface() {}
113 112
114 protected: 113 protected:
115 BufferInterface() {} 114 BufferInterface() {}
116 }; 115 };
117 116
118 } // namespace net 117 } // namespace net
119 118
120 #endif // NET_TOOLS_BALSA_BUFFER_INTERFACE__H__ 119 #endif // NET_TOOLS_BALSA_BUFFER_INTERFACE__H__
121
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