diff options
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 | 71 |
1 files changed, 39 insertions, 32 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 29f63bf0..07d18849 100644 --- a/src/google/protobuf/io/zero_copy_stream_impl_lite.h +++ b/src/google/protobuf/io/zero_copy_stream_impl_lite.h @@ -53,6 +53,8 @@ #include <google/protobuf/stubs/stl_util.h> +#include <google/protobuf/port_def.inc> + namespace google { namespace protobuf { namespace io { @@ -60,7 +62,7 @@ namespace io { // =================================================================== // A ZeroCopyInputStream backed by an in-memory array of bytes. -class LIBPROTOBUF_EXPORT ArrayInputStream : public ZeroCopyInputStream { +class PROTOBUF_EXPORT ArrayInputStream : public ZeroCopyInputStream { public: // Create an InputStream that returns the bytes pointed to by "data". // "data" remains the property of the caller but must remain valid until @@ -70,12 +72,13 @@ class LIBPROTOBUF_EXPORT ArrayInputStream : public ZeroCopyInputStream { // useful for testing; in production you would probably never want to set // it. ArrayInputStream(const void* data, int size, int block_size = -1); + ~ArrayInputStream() override = default; // implements ZeroCopyInputStream ---------------------------------- - bool Next(const void** data, int* size); - void BackUp(int count); - bool Skip(int count); - int64 ByteCount() const; + bool Next(const void** data, int* size) override; + void BackUp(int count) override; + bool Skip(int count) override; + int64 ByteCount() const override; private: @@ -93,7 +96,7 @@ class LIBPROTOBUF_EXPORT ArrayInputStream : public ZeroCopyInputStream { // =================================================================== // A ZeroCopyOutputStream backed by an in-memory array of bytes. -class LIBPROTOBUF_EXPORT ArrayOutputStream : public ZeroCopyOutputStream { +class PROTOBUF_EXPORT ArrayOutputStream : public ZeroCopyOutputStream { public: // Create an OutputStream that writes to the bytes pointed to by "data". // "data" remains the property of the caller but must remain valid until @@ -103,11 +106,12 @@ class LIBPROTOBUF_EXPORT ArrayOutputStream : public ZeroCopyOutputStream { // useful for testing; in production you would probably never want to set // it. ArrayOutputStream(void* data, int size, int block_size = -1); + ~ArrayOutputStream() override = default; // implements ZeroCopyOutputStream --------------------------------- - bool Next(void** data, int* size); - void BackUp(int count); - int64 ByteCount() const; + bool Next(void** data, int* size) override; + void BackUp(int count) override; + int64 ByteCount() const override; private: uint8* const data_; // The byte array. @@ -124,7 +128,7 @@ class LIBPROTOBUF_EXPORT ArrayOutputStream : public ZeroCopyOutputStream { // =================================================================== // A ZeroCopyOutputStream which appends bytes to a string. -class LIBPROTOBUF_EXPORT StringOutputStream : public ZeroCopyOutputStream { +class PROTOBUF_EXPORT StringOutputStream : public ZeroCopyOutputStream { public: // Create a StringOutputStream which appends bytes to the given string. // The string remains property of the caller, but it is mutated in arbitrary @@ -135,20 +139,21 @@ class LIBPROTOBUF_EXPORT StringOutputStream : public ZeroCopyOutputStream { // Hint: If you call target->reserve(n) before creating the stream, // the first call to Next() will return at least n bytes of buffer // space. - explicit StringOutputStream(string* target); + explicit StringOutputStream(std::string* target); + ~StringOutputStream() override = default; // implements ZeroCopyOutputStream --------------------------------- - bool Next(void** data, int* size); - void BackUp(int count); - int64 ByteCount() const; + bool Next(void** data, int* size) override; + void BackUp(int count) override; + int64 ByteCount() const override; protected: - void SetString(string* target); + void SetString(std::string* target); private: static const int kMinimumSize = 16; - string* target_; + std::string* target_; GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(StringOutputStream); }; @@ -170,7 +175,7 @@ class LIBPROTOBUF_EXPORT StringOutputStream : public ZeroCopyOutputStream { // CopyingInputStream implementations should avoid buffering if possible. // CopyingInputStreamAdaptor does its own buffering and will read data // in large blocks. -class LIBPROTOBUF_EXPORT CopyingInputStream { +class PROTOBUF_EXPORT CopyingInputStream { public: virtual ~CopyingInputStream() {} @@ -196,7 +201,7 @@ class LIBPROTOBUF_EXPORT CopyingInputStream { // If you want to read from file descriptors or C++ istreams, this is // already implemented for you: use FileInputStream or IstreamInputStream // respectively. -class LIBPROTOBUF_EXPORT CopyingInputStreamAdaptor : public ZeroCopyInputStream { +class PROTOBUF_EXPORT CopyingInputStreamAdaptor : public ZeroCopyInputStream { public: // Creates a stream that reads from the given CopyingInputStream. // If a block_size is given, it specifies the number of bytes that @@ -205,17 +210,17 @@ class LIBPROTOBUF_EXPORT CopyingInputStreamAdaptor : public ZeroCopyInputStream // copying_stream unless SetOwnsCopyingStream(true) is called. explicit CopyingInputStreamAdaptor(CopyingInputStream* copying_stream, int block_size = -1); - ~CopyingInputStreamAdaptor(); + ~CopyingInputStreamAdaptor() override; // Call SetOwnsCopyingStream(true) to tell the CopyingInputStreamAdaptor to // delete the underlying CopyingInputStream when it is destroyed. void SetOwnsCopyingStream(bool value) { owns_copying_stream_ = value; } // implements ZeroCopyInputStream ---------------------------------- - bool Next(const void** data, int* size); - void BackUp(int count); - bool Skip(int count); - int64 ByteCount() const; + bool Next(const void** data, int* size) override; + void BackUp(int count) override; + bool Skip(int count) override; + int64 ByteCount() const override; private: // Insures that buffer_ is not NULL. @@ -264,7 +269,7 @@ class LIBPROTOBUF_EXPORT CopyingInputStreamAdaptor : public ZeroCopyInputStream // CopyingOutputStream implementations should avoid buffering if possible. // CopyingOutputStreamAdaptor does its own buffering and will write data // in large blocks. -class LIBPROTOBUF_EXPORT CopyingOutputStream { +class PROTOBUF_EXPORT CopyingOutputStream { public: virtual ~CopyingOutputStream() {} @@ -280,7 +285,7 @@ class LIBPROTOBUF_EXPORT CopyingOutputStream { // If you want to write to file descriptors or C++ ostreams, this is // already implemented for you: use FileOutputStream or OstreamOutputStream // respectively. -class LIBPROTOBUF_EXPORT CopyingOutputStreamAdaptor : public ZeroCopyOutputStream { +class PROTOBUF_EXPORT CopyingOutputStreamAdaptor : public ZeroCopyOutputStream { public: // Creates a stream that writes to the given Unix file descriptor. // If a block_size is given, it specifies the size of the buffers @@ -288,7 +293,7 @@ class LIBPROTOBUF_EXPORT CopyingOutputStreamAdaptor : public ZeroCopyOutputStrea // is used. explicit CopyingOutputStreamAdaptor(CopyingOutputStream* copying_stream, int block_size = -1); - ~CopyingOutputStreamAdaptor(); + ~CopyingOutputStreamAdaptor() override; // Writes all pending data to the underlying stream. Returns false if a // write error occurred on the underlying stream. (The underlying @@ -300,9 +305,9 @@ class LIBPROTOBUF_EXPORT CopyingOutputStreamAdaptor : public ZeroCopyOutputStrea void SetOwnsCopyingStream(bool value) { owns_copying_stream_ = value; } // implements ZeroCopyOutputStream --------------------------------- - bool Next(void** data, int* size); - void BackUp(int count); - int64 ByteCount() const; + bool Next(void** data, int* size) override; + void BackUp(int count) override; + int64 ByteCount() const override; private: // Write the current buffer, if it is present. @@ -353,7 +358,7 @@ 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) { +inline char* mutable_string_data(std::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. @@ -367,7 +372,7 @@ inline char* mutable_string_data(string* s) { // ({ char* p = mutable_string_data(s); make_pair(p, p != NULL); }) // Sometimes it's faster: in some scenarios p cannot be NULL, and then the // code can avoid that check. -inline std::pair<char*, bool> as_string_data(string* s) { +inline std::pair<char*, bool> as_string_data(std::string* s) { char *p = mutable_string_data(s); #ifdef LANG_CXX11 return std::make_pair(p, true); @@ -378,6 +383,8 @@ inline std::pair<char*, bool> as_string_data(string* s) { } // namespace io } // namespace protobuf - } // namespace google + +#include <google/protobuf/port_undef.inc> + #endif // GOOGLE_PROTOBUF_IO_ZERO_COPY_STREAM_IMPL_LITE_H__ |