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1 // Protocol Buffers - Google's data interchange format | 1 // Protocol Buffers - Google's data interchange format |
2 // Copyright 2008 Google Inc. All rights reserved. | 2 // Copyright 2008 Google Inc. All rights reserved. |
3 // http://code.google.com/p/protobuf/ | 3 // http://code.google.com/p/protobuf/ |
4 // | 4 // |
5 // Redistribution and use in source and binary forms, with or without | 5 // Redistribution and use in source and binary forms, with or without |
6 // modification, are permitted provided that the following conditions are | 6 // modification, are permitted provided that the following conditions are |
7 // met: | 7 // met: |
8 // | 8 // |
9 // * Redistributions of source code must retain the above copyright | 9 // * Redistributions of source code must retain the above copyright |
10 // notice, this list of conditions and the following disclaimer. | 10 // notice, this list of conditions and the following disclaimer. |
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31 // Author: jasonh@google.com (Jason Hsueh) | 31 // Author: jasonh@google.com (Jason Hsueh) |
32 // | 32 // |
33 // Implements methods of coded_stream.h that need to be inlined for performance | 33 // Implements methods of coded_stream.h that need to be inlined for performance |
34 // reasons, but should not be defined in a public header. | 34 // reasons, but should not be defined in a public header. |
35 | 35 |
36 #ifndef GOOGLE_PROTOBUF_IO_CODED_STREAM_INL_H__ | 36 #ifndef GOOGLE_PROTOBUF_IO_CODED_STREAM_INL_H__ |
37 #define GOOGLE_PROTOBUF_IO_CODED_STREAM_INL_H__ | 37 #define GOOGLE_PROTOBUF_IO_CODED_STREAM_INL_H__ |
38 | 38 |
39 #include <google/protobuf/io/coded_stream.h> | 39 #include <google/protobuf/io/coded_stream.h> |
40 #include <string> | 40 #include <string> |
41 #include <google/protobuf/stubs/stl_util-inl.h> | 41 #include <google/protobuf/stubs/stl_util.h> |
42 | 42 |
43 namespace google { | 43 namespace google { |
44 namespace protobuf { | 44 namespace protobuf { |
45 namespace io { | 45 namespace io { |
46 | 46 |
47 inline bool CodedInputStream::InternalReadStringInline(string* buffer, | 47 inline bool CodedInputStream::InternalReadStringInline(string* buffer, |
48 int size) { | 48 int size) { |
49 if (size < 0) return false; // security: size is often user-supplied | 49 if (size < 0) return false; // security: size is often user-supplied |
50 | 50 |
51 if (BufferSize() >= size) { | 51 if (BufferSize() >= size) { |
52 STLStringResizeUninitialized(buffer, size); | 52 STLStringResizeUninitialized(buffer, size); |
53 // When buffer is empty, string_as_array(buffer) will return NULL but memcpy | 53 // When buffer is empty, string_as_array(buffer) will return NULL but memcpy |
54 // requires non-NULL pointers even when size is 0. Hench this check. | 54 // requires non-NULL pointers even when size is 0. Hench this check. |
55 if (size > 0) { | 55 if (size > 0) { |
56 memcpy(string_as_array(buffer), buffer_, size); | 56 memcpy(string_as_array(buffer), buffer_, size); |
57 Advance(size); | 57 Advance(size); |
58 } | 58 } |
59 return true; | 59 return true; |
60 } | 60 } |
61 | 61 |
62 return ReadStringFallback(buffer, size); | 62 return ReadStringFallback(buffer, size); |
63 } | 63 } |
64 | 64 |
65 } // namespace io | 65 } // namespace io |
66 } // namespace protobuf | 66 } // namespace protobuf |
67 } // namespace google | 67 } // namespace google |
68 #endif // GOOGLE_PROTOBUF_IO_CODED_STREAM_INL_H__ | 68 #endif // GOOGLE_PROTOBUF_IO_CODED_STREAM_INL_H__ |
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