1 files changed, 254 insertions, 0 deletions
diff --git a/lib/cpp/src/protocol/TBinaryProtocol.h b/lib/cpp/src/protocol/TBinaryProtocol.h
new file mode 100644
index 000000000..7fd3de673
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+++ b/lib/cpp/src/protocol/TBinaryProtocol.h
@@ -0,0 +1,254 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+#ifndef _THRIFT_PROTOCOL_TBINARYPROTOCOL_H_
+#define _THRIFT_PROTOCOL_TBINARYPROTOCOL_H_ 1
+
+#include "TProtocol.h"
+
+#include <boost/shared_ptr.hpp>
+
+namespace apache { namespace thrift { namespace protocol {
+
+/**
+ * The default binary protocol for thrift. Writes all data in a very basic
+ * binary format, essentially just spitting out the raw bytes.
+ *
+ */
+class TBinaryProtocol : public TProtocol {
+ protected:
+  static const int32_t VERSION_MASK = 0xffff0000;
+  static const int32_t VERSION_1 = 0x80010000;
+  // VERSION_2 (0x80020000)  is taken by TDenseProtocol.
+
+ public:
+  TBinaryProtocol(boost::shared_ptr<TTransport> trans) :
+    TProtocol(trans),
+    string_limit_(0),
+    container_limit_(0),
+    strict_read_(false),
+    strict_write_(true),
+    string_buf_(NULL),
+    string_buf_size_(0) {}
+
+  TBinaryProtocol(boost::shared_ptr<TTransport> trans,
+                  int32_t string_limit,
+                  int32_t container_limit,
+                  bool strict_read,
+                  bool strict_write) :
+    TProtocol(trans),
+    string_limit_(string_limit),
+    container_limit_(container_limit),
+    strict_read_(strict_read),
+    strict_write_(strict_write),
+    string_buf_(NULL),
+    string_buf_size_(0) {}
+
+  ~TBinaryProtocol() {
+    if (string_buf_ != NULL) {
+      std::free(string_buf_);
+      string_buf_size_ = 0;
+    }
+  }
+
+  void setStringSizeLimit(int32_t string_limit) {
+    string_limit_ = string_limit;
+  }
+
+  void setContainerSizeLimit(int32_t container_limit) {
+    container_limit_ = container_limit;
+  }
+
+  void setStrict(bool strict_read, bool strict_write) {
+    strict_read_ = strict_read;
+    strict_write_ = strict_write;
+  }
+
+  /**
+   * Writing functions.
+   */
+
+  virtual uint32_t writeMessageBegin(const std::string& name,
+                                     const TMessageType messageType,
+                                     const int32_t seqid);
+
+  virtual uint32_t writeMessageEnd();
+
+
+  uint32_t writeStructBegin(const char* name);
+
+  uint32_t writeStructEnd();
+
+  uint32_t writeFieldBegin(const char* name,
+                           const TType fieldType,
+                           const int16_t fieldId);
+
+  uint32_t writeFieldEnd();
+
+  uint32_t writeFieldStop();
+
+  uint32_t writeMapBegin(const TType keyType,
+                         const TType valType,
+                         const uint32_t size);
+
+  uint32_t writeMapEnd();
+
+  uint32_t writeListBegin(const TType elemType,
+                          const uint32_t size);
+
+  uint32_t writeListEnd();
+
+  uint32_t writeSetBegin(const TType elemType,
+                         const uint32_t size);
+
+  uint32_t writeSetEnd();
+
+  uint32_t writeBool(const bool value);
+
+  uint32_t writeByte(const int8_t byte);
+
+  uint32_t writeI16(const int16_t i16);
+
+  uint32_t writeI32(const int32_t i32);
+
+  uint32_t writeI64(const int64_t i64);
+
+  uint32_t writeDouble(const double dub);
+
+  uint32_t writeString(const std::string& str);
+
+  uint32_t writeBinary(const std::string& str);
+
+  /**
+   * Reading functions
+   */
+
+
+  uint32_t readMessageBegin(std::string& name,
+                            TMessageType& messageType,
+                            int32_t& seqid);
+
+  uint32_t readMessageEnd();
+
+  uint32_t readStructBegin(std::string& name);
+
+  uint32_t readStructEnd();
+
+  uint32_t readFieldBegin(std::string& name,
+                          TType& fieldType,
+                          int16_t& fieldId);
+
+  uint32_t readFieldEnd();
+
+  uint32_t readMapBegin(TType& keyType,
+                        TType& valType,
+                        uint32_t& size);
+
+  uint32_t readMapEnd();
+
+  uint32_t readListBegin(TType& elemType,
+                         uint32_t& size);
+
+  uint32_t readListEnd();
+
+  uint32_t readSetBegin(TType& elemType,
+                        uint32_t& size);
+
+  uint32_t readSetEnd();
+
+  uint32_t readBool(bool& value);
+
+  uint32_t readByte(int8_t& byte);
+
+  uint32_t readI16(int16_t& i16);
+
+  uint32_t readI32(int32_t& i32);
+
+  uint32_t readI64(int64_t& i64);
+
+  uint32_t readDouble(double& dub);
+
+  uint32_t readString(std::string& str);
+
+  uint32_t readBinary(std::string& str);
+
+ protected:
+  uint32_t readStringBody(std::string& str, int32_t sz);
+
+  int32_t string_limit_;
+  int32_t container_limit_;
+
+  // Enforce presence of version identifier
+  bool strict_read_;
+  bool strict_write_;
+
+  // Buffer for reading strings, save for the lifetime of the protocol to
+  // avoid memory churn allocating memory on every string read
+  uint8_t* string_buf_;
+  int32_t string_buf_size_;
+
+};
+
+/**
+ * Constructs binary protocol handlers
+ */
+class TBinaryProtocolFactory : public TProtocolFactory {
+ public:
+  TBinaryProtocolFactory() :
+    string_limit_(0),
+    container_limit_(0),
+    strict_read_(false),
+    strict_write_(true) {}
+
+  TBinaryProtocolFactory(int32_t string_limit, int32_t container_limit, bool strict_read, bool strict_write) :
+    string_limit_(string_limit),
+    container_limit_(container_limit),
+    strict_read_(strict_read),
+    strict_write_(strict_write) {}
+
+  virtual ~TBinaryProtocolFactory() {}
+
+  void setStringSizeLimit(int32_t string_limit) {
+    string_limit_ = string_limit;
+  }
+
+  void setContainerSizeLimit(int32_t container_limit) {
+    container_limit_ = container_limit;
+  }
+
+  void setStrict(bool strict_read, bool strict_write) {
+    strict_read_ = strict_read;
+    strict_write_ = strict_write;
+  }
+
+  boost::shared_ptr<TProtocol> getProtocol(boost::shared_ptr<TTransport> trans) {
+    return boost::shared_ptr<TProtocol>(new TBinaryProtocol(trans, string_limit_, container_limit_, strict_read_, strict_write_));
+  }
+
+ private:
+  int32_t string_limit_;
+  int32_t container_limit_;
+  bool strict_read_;
+  bool strict_write_;
+
+};
+
+}}} // apache::thrift::protocol
+
+#endif // #ifndef _THRIFT_PROTOCOL_TBINARYPROTOCOL_H_