ceph/src/jaegertracing/thrift/lib/c_glib/src/thrift/c_glib/protocol/thrift_compact_protocol.h

   1 /*
   2  * Licensed to the Apache Software Foundation (ASF) under one
   3  * or more contributor license agreements. See the NOTICE file
   4  * distributed with this work for additional information
   5  * regarding copyright ownership. The ASF licenses this file
   6  * to you under the Apache License, Version 2.0 (the
   7  * "License"); you may not use this file except in compliance
   8  * with the License. You may obtain a copy of the License at
   9  *
  10  *   http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing,
  13  * software distributed under the License is distributed on an
  14  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  15  * KIND, either express or implied. See the License for the
  16  * specific language governing permissions and limitations
  17  * under the License.
  18  */
  19
  20 #ifndef _THRIFT_COMPACT_PROTOCOL_H
  21 #define _THRIFT_COMPACT_PROTOCOL_H
  22
  23 #include <glib.h>
  24 #include <glib-object.h>
  25
  26 #include <thrift/c_glib/protocol/thrift_protocol.h>
  27 #include <thrift/c_glib/transport/thrift_transport.h>
  28
  29 G_BEGIN_DECLS
  30
  31 /*! \file thrift_compact_protocol.h
  32  *  \brief Compact protocol implementation of a Thrift protocol.  Implements the
  33  *         ThriftProtocol interface.
  34  */
  35
  36 /* type macros */
  37 #define THRIFT_TYPE_COMPACT_PROTOCOL (thrift_compact_protocol_get_type ())
  38 #define THRIFT_COMPACT_PROTOCOL(obj) \
  39   (G_TYPE_CHECK_INSTANCE_CAST ((obj), THRIFT_TYPE_COMPACT_PROTOCOL, \
  40    ThriftCompactProtocol))
  41 #define THRIFT_IS_COMPACT_PROTOCOL(obj) \
  42   (G_TYPE_CHECK_INSTANCE_TYPE ((obj), THRIFT_TYPE_COMPACT_PROTOCOL))
  43 #define THRIFT_COMPACT_PROTOCOL_CLASS(c) \
  44   (G_TYPE_CHECK_CLASS_CAST ((c), THRIFT_TYPE_COMPACT_PROTOCOL, \
  45    ThriftCompactProtocolClass))
  46 #define THRIFT_IS_COMPACT_PROTOCOL_CLASS(c) \
  47   (G_TYPE_CHECK_CLASS_TYPE ((c), THRIFT_TYPE_COMPACT_PROTOCOL))
  48 #define THRIFT_COMPACT_PROTOCOL_GET_CLASS(obj) \
  49   (G_TYPE_INSTANCE_GET_CLASS ((obj), THRIFT_TYPE_COMPACT_PROTOCOL, \
  50    ThriftCompactProtocolClass))
  51
  52
  53 typedef struct _ThriftCompactProtocol ThriftCompactProtocol;
  54
  55 /*!
  56  * Thrift Compact Protocol instance.
  57  */
  58 struct _ThriftCompactProtocol
  59 {
  60   ThriftProtocol parent;
  61
  62   /* protected */
  63   gint32 string_limit;
  64   gint32 container_limit;
  65
  66   /* private */
  67
  68   /**
  69    * (Writing) If we encounter a boolean field begin, save the TField here
  70    * so it can have the value incorporated.
  71    */
  72   const gchar* _bool_field_name;
  73   ThriftType _bool_field_type;
  74   gint16 _bool_field_id;
  75
  76   /**
  77    * (Reading) If we read a field header, and it's a boolean field, save
  78    * the boolean value here so that read_bool can use it.
  79    */
  80   gboolean _has_bool_value;
  81   gboolean _bool_value;
  82
  83   /**
  84    * Used to keep track of the last field for the current and previous structs,
  85    * so we can do the delta stuff.
  86    */
  87
  88   GQueue _last_field;
  89   gint16 _last_field_id;
  90 };
  91
  92 typedef struct _ThriftCompactProtocolClass ThriftCompactProtocolClass;
  93
  94 /*!
  95  * Thrift Compact Protocol class.
  96  */
  97 struct _ThriftCompactProtocolClass
  98 {
  99   ThriftProtocolClass parent;
 100 };
 101
 102 /* used by THRIFT_TYPE_COMPACT_PROTOCOL */
 103 GType thrift_compact_protocol_get_type (void);
 104
 105 G_END_DECLS
 106
 107 #endif /* _THRIFT_COMPACT_PROTOCOL_H */