#include <ra_memory.hpp>

Inheritance diagram for libsnark::ra_memory:

Collaboration diagram for libsnark::ra_memory:

Public Member Functions
	ra_memory (const size_t num_addresses, const size_t value_size)

	ra_memory (const size_t num_addresses, const size_t value_size, const std::vector< size_t > &contents_as_vector)

	ra_memory (const size_t num_addresses, const size_t value_size, const memory_contents &contents)

size_t	get_value (const size_t address) const

void	set_value (const size_t address, const size_t value)

Public Member Functions inherited from libsnark::memory_interface
	memory_interface (const size_t num_addresses, const size_t value_size)

	memory_interface (const size_t num_addresses, const size_t value_size, const std::vector< size_t > &contents_as_vector)

	memory_interface (const size_t num_addresses, const size_t value_size, const memory_contents &contents)

Public Attributes
memory_contents	contents

Public Attributes inherited from libsnark::memory_interface
size_t	num_addresses

size_t	value_size

Detailed Description

A random-access memory maintains the memory's contents via a map (from addresses to values).

Definition at line 24 of file ra_memory.hpp.

Constructor & Destructor Documentation

◆ ra_memory() [1/3]

libsnark::ra_memory::ra_memory	(	const size_t	num_addresses,
		const size_t	value_size
	)

Definition at line 20 of file ra_memory.cpp.

     : memory_interface(num_addresses, value_size)
 {
 }

◆ ra_memory() [2/3]

libsnark::ra_memory::ra_memory	(	const size_t	num_addresses,
		const size_t	value_size,
		const std::vector< size_t > &	contents_as_vector
	)

Definition at line 25 of file ra_memory.cpp.

     : memory_interface(num_addresses, value_size)
 {
     /* copy std::vector into std::map */
     for (size_t i = 0; i < contents_as_vector.size(); ++i) {
         contents[i] = contents_as_vector[i];
     }
 }

◆ ra_memory() [3/3]

libsnark::ra_memory::ra_memory	(	const size_t	num_addresses,
		const size_t	value_size,
		const memory_contents &	contents
	)

Definition at line 37 of file ra_memory.cpp.

     : memory_interface(num_addresses, value_size), contents(contents)
 {
 }

Member Function Documentation

◆ get_value()

size_t libsnark::ra_memory::get_value ( const size_t address ) const

virtual

Implements libsnark::memory_interface.

Definition at line 45 of file ra_memory.cpp.

 {
     assert(address < num_addresses);
     auto it = contents.find(address);
     return (it == contents.end() ? 0 : it->second);
 }

◆ set_value()

void libsnark::ra_memory::set_value	(	const size_t	address,
		const size_t	value
	)

virtual

Implements libsnark::memory_interface.

Definition at line 52 of file ra_memory.cpp.

 {
     contents[address] = value;
 }

Member Data Documentation

◆ contents

memory_contents libsnark::ra_memory::contents

Definition at line 27 of file ra_memory.hpp.

The documentation for this class was generated from the following files:

/home/runner/work/libsnark/libsnark/libsnark/relations/ram_computations/memory/ra_memory.hpp
/home/runner/work/libsnark/libsnark/libsnark/relations/ram_computations/memory/ra_memory.cpp

Public Member Functions

Public Attributes