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| author | jieluo@google.com <jieluo@google.com@630680e5-0e50-0410-840e-4b1c322b438d> | 2014-07-18 00:47:59 +0000 |
|---|---|---|
| committer | jieluo@google.com <jieluo@google.com@630680e5-0e50-0410-840e-4b1c322b438d> | 2014-07-18 00:47:59 +0000 |
| commit | 4de8f55113007fdc8e34107950e605fc0209d465 (patch) | |
| tree | 92b7da8757a7740d9e1f2d3ead233542947d8c8c /src/google/protobuf/io/zero_copy_stream_impl_lite.h | |
| parent | c5553a3d18f80132b9079c5504bc0aa1f7f950a0 (diff) | |
| download | protobuf-4de8f55113007fdc8e34107950e605fc0209d465.tar.gz protobuf-4de8f55113007fdc8e34107950e605fc0209d465.tar.bz2 protobuf-4de8f55113007fdc8e34107950e605fc0209d465.zip | |
down integrate to svn
Diffstat (limited to 'src/google/protobuf/io/zero_copy_stream_impl_lite.h')
| -rw-r--r-- | src/google/protobuf/io/zero_copy_stream_impl_lite.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/google/protobuf/io/zero_copy_stream_impl_lite.h b/src/google/protobuf/io/zero_copy_stream_impl_lite.h index 153f543e..b980143e 100644 --- a/src/google/protobuf/io/zero_copy_stream_impl_lite.h +++ b/src/google/protobuf/io/zero_copy_stream_impl_lite.h @@ -48,6 +48,7 @@ #include <iosfwd> #include <google/protobuf/io/zero_copy_stream.h> #include <google/protobuf/stubs/common.h> +#include <google/protobuf/stubs/stl_util.h> namespace google { @@ -333,6 +334,19 @@ class LIBPROTOBUF_EXPORT CopyingOutputStreamAdaptor : public ZeroCopyOutputStrea // =================================================================== +// Return a pointer to mutable characters underlying the given string. The +// return value is valid until the next time the string is resized. We +// trust the caller to treat the return value as an array of length s->size(). +inline char* mutable_string_data(string* s) { +#ifdef LANG_CXX11 + // This should be simpler & faster than string_as_array() because the latter + // is guaranteed to return NULL when *s is empty, so it has to check for that. + return &(*s)[0]; +#else + return string_as_array(s); +#endif +} + } // namespace io } // namespace protobuf |