P4C
The P4 Compiler
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Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
P4::TC::InternetChecksumAlgorithmPNA Class Reference
Inheritance diagram for P4::TC::InternetChecksumAlgorithmPNA:
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Public Member Functions

 InternetChecksumAlgorithmPNA (const EBPF::EBPFProgram *program, cstring name)
 
void emitAddData (EBPF::CodeBuilder *builder, const ArgumentsList &arguments) override
 
void emitClear (EBPF::CodeBuilder *builder) override
 
void emitGet (EBPF::CodeBuilder *builder) override
 
void emitGetInternalState (EBPF::CodeBuilder *builder) override
 
void emitSetInternalState (EBPF::CodeBuilder *builder, const IR::MethodCallExpression *expr) override
 
void emitSubtractData (EBPF::CodeBuilder *builder, const ArgumentsList &arguments) override
 
void emitVariables (EBPF::CodeBuilder *builder, const IR::Declaration_Instance *decl) override
 decl might be a null pointer
 
cstring getConvertByteOrderFunction (unsigned widthToEmit, cstring byte_order)
 
- Public Member Functions inherited from P4::EBPF::EBPFHashAlgorithmPSA
 EBPFHashAlgorithmPSA (const EBPFProgram *program, cstring name)
 
virtual void emitAddData (CodeBuilder *builder, int dataPos, const IR::MethodCallExpression *expr)
 
virtual void emitSubtractData (CodeBuilder *builder, int dataPos, const IR::MethodCallExpression *expr)
 
virtual unsigned getOutputWidth () const
 
void setVisitor (Visitor *instance)
 
- Public Member Functions inherited from P4::EBPF::EBPFObject
 DECLARE_TYPEINFO (EBPFObject)
 
- Public Member Functions inherited from P4::ICastable
template<typename T >
T & as ()
 Tries to convert the class to type T. A BUG occurs if the cast fails.
 
template<typename T >
const T & as () const
 Tries to convert the class to type T. A BUG occurs if the cast fails.
 
template<typename T >
T * checkedTo ()
 Performs a checked cast. A BUG occurs if the cast fails.
 
template<typename T >
const T * checkedTo () const
 Performs a checked cast. A BUG occurs if the cast fails.
 
- Public Member Functions inherited from P4::RTTI::Base
template<typename T >
bool is () const noexcept
 
virtual bool isA (TypeId typeId) const noexcept=0
 
template<typename T >
const T * to () const noexcept
 Same as to, but returns const pointer to T.
 
template<typename T >
T * to () noexcept
 
virtual TypeId typeId () const noexcept=0
 

Protected Member Functions

void updateChecksum (EBPF::CodeBuilder *builder, const ArgumentsList &arguments, bool addData)
 
- Protected Member Functions inherited from P4::EBPF::EBPFHashAlgorithmPSA
ArgumentsList unpackArguments (const IR::MethodCallExpression *expr, int dataPos)
 
- Protected Member Functions inherited from P4::RTTI::Base
virtual const void * toImpl (TypeId typeId) const noexcept=0
 

Protected Attributes

cstring csumVar
 
cstring stateVar
 
- Protected Attributes inherited from P4::EBPF::EBPFHashAlgorithmPSA
cstring baseName
 
const EBPFProgram * program
 
Visitor * visitor
 

Additional Inherited Members

- Public Types inherited from P4::EBPF::EBPFHashAlgorithmPSA
typedef std::vector< const IR::Expression * > ArgumentsList
 
enum  HashAlgorithm {
  IDENTITY , CRC32 , CRC32_CUSTOM , CRC16 ,
  CRC16_CUSTOM , ONES_COMPLEMENT16 , TARGET_DEFAULT
}
 Keep this enum in sync with psa.p4 file.
 
- Static Public Member Functions inherited from P4::EBPF::EBPFObject
static cstring externalName (const IR::IDeclaration *declaration)
 
static cstring getSpecializedTypeName (const IR::Declaration_Instance *di)
 
static cstring getTypeName (const IR::Declaration_Instance *di)
 

Member Function Documentation

◆ emitAddData()

void P4::TC::InternetChecksumAlgorithmPNA::emitAddData ( EBPF::CodeBuilder * builder,
const ArgumentsList & arguments )
overridevirtual

Implements P4::EBPF::EBPFHashAlgorithmPSA.

◆ emitClear()

void P4::TC::InternetChecksumAlgorithmPNA::emitClear ( EBPF::CodeBuilder * builder)
overridevirtual

Implements P4::EBPF::EBPFHashAlgorithmPSA.

◆ emitGet()

void P4::TC::InternetChecksumAlgorithmPNA::emitGet ( EBPF::CodeBuilder * builder)
overridevirtual

Implements P4::EBPF::EBPFHashAlgorithmPSA.

◆ emitGetInternalState()

void P4::TC::InternetChecksumAlgorithmPNA::emitGetInternalState ( EBPF::CodeBuilder * builder)
overridevirtual

Implements P4::EBPF::EBPFHashAlgorithmPSA.

◆ emitSetInternalState()

void P4::TC::InternetChecksumAlgorithmPNA::emitSetInternalState ( EBPF::CodeBuilder * builder,
const IR::MethodCallExpression * expr )
overridevirtual

Implements P4::EBPF::EBPFHashAlgorithmPSA.

◆ emitSubtractData()

void P4::TC::InternetChecksumAlgorithmPNA::emitSubtractData ( EBPF::CodeBuilder * builder,
const ArgumentsList & arguments )
overridevirtual

Implements P4::EBPF::EBPFHashAlgorithmPSA.

◆ emitVariables()

void P4::TC::InternetChecksumAlgorithmPNA::emitVariables ( EBPF::CodeBuilder * builder,
const IR::Declaration_Instance * decl )
overridevirtual

decl might be a null pointer

Implements P4::EBPF::EBPFHashAlgorithmPSA.