[C++ OTF]: added presence to Ir class for access by OTF decoder internals.

Author: tmontgomery

main/cpp/otf_api/Ir.cpp

@@ -152,6 +152,11 @@ Ir::TokenPrimitiveType Ir::primitiveType() const
  return (Ir::TokenPrimitiveType)impl_->tokenCodec.primitiveType();
 }
 
+Ir::TokenPresence Ir::presence() const
+{
+ return (Ir::TokenPresence)impl_->tokenCodec.presence();
+}
+
 int32_t Ir::schemaId() const
 {
  return impl_->tokenCodec.schemaId();

main/cpp/otf_api/Ir.h

@@ -112,6 +112,17 @@ class Ir
  DOUBLE = 11
  };
 
+ /// Constants used for representing Presence
+ enum TokenPresence
+ {
+ /// Field or encoding presence is required
+ REQUIRED = 0,
+ /// Field or encoding presence is optional
+ OPTIONAL = 1,
+ /// Field or encoding presence is constant and not encoded
+ CONSTANT = 2
+ };
+
  /**
  * \brief Interface for returning an Ir for a given templateId value.
  *
@@ -179,6 +190,8 @@ class Ir
  TokenByteOrder byteOrder() const;
  /// Retrieve the Ir::TokenPrimitiveType of the current token
  TokenPrimitiveType primitiveType() const;
+ /// Retrieve the Ir::TokenPresence of the current token
+ TokenPresence presence() const;
  /// Retrieve the ID set by the schema of the current token
  int32_t schemaId() const;
  /// Return the Ir::VALID_VALUE of an enumeration for the current token