AbstractMemory

java.lang.Object
- org.jruby.RubyBasicObject
- - org.jruby.RubyObject
  - - org.jruby.ext.ffi.MemoryObject
    - - org.jruby.ext.ffi.AbstractMemory

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.lang.Comparable<IRubyObject>, InstanceVariables, InternalVariables, IRubyObject, CoreObjectType

Direct Known Subclasses:

Buffer, Pointer
```
public abstract class AbstractMemory
extends MemoryObject
```
A abstract memory object that defines operations common to both pointers and memory buffers

See Also:

Serialized Form

Nested Class Summary
- Nested classes/interfaces inherited from class org.jruby.RubyObject
  RubyObject.Data
- Nested classes/interfaces inherited from class org.jruby.RubyBasicObject
  RubyBasicObject.Finalizer

Field Summary

Fields
Modifier and Type	Field and Description
`static java.lang.String`	`ABSTRACT_MEMORY_RUBY_CLASS`
`protected long`	`size` The total size of the memory area
`protected int`	`typeSize` The size of each element of this memory area - e.g.

Fields inherited from class org.jruby.RubyObject
FIELD_ALLOCATED_CLASSES, FIELD_ALLOCATORS, IVAR_INSPECTING_OBJECT_ALLOCATOR, OBJECT_ALLOCATOR, OBJECT_VAR0_ALLOCATOR, OBJECT_VAR1_ALLOCATOR, OBJECT_VAR2_ALLOCATOR, OBJECT_VAR3_ALLOCATOR, OBJECT_VAR4_ALLOCATOR, OBJECT_VAR5_ALLOCATOR, OBJECT_VAR6_ALLOCATOR, OBJECT_VAR7_ALLOCATOR, OBJECT_VAR8_ALLOCATOR, OBJECT_VAR9_ALLOCATOR, REIFYING_OBJECT_ALLOCATOR

Fields inherited from class org.jruby.RubyBasicObject
ALL_F, BASICOBJECT_ALLOCATOR, COMPARE_BY_IDENTITY_F, ERR_INSECURE_SET_INST_VAR, FALSE_F, FL_USHIFT, flags, FROZEN_F, metaClass, NEVER, NIL_F, STAMP_OFFSET, TAINTED_F, UNDEF, UNTRUSTED_F, USER0_F, USER1_F, USER2_F, USER3_F, USER4_F, USER5_F, USER6_F, USER7_F, USER8_F, VAR_TABLE_OFFSET, varTable, varTableStamp

Fields inherited from interface org.jruby.runtime.builtin.IRubyObject
NULL_ARRAY

Constructor Summary

Constructors
Modifier	Constructor and Description
`protected`	`AbstractMemory(Ruby runtime, RubyClass klass, MemoryIO io, long size)`
`protected`	`AbstractMemory(Ruby runtime, RubyClass klass, MemoryIO io, long size, int typeSize)`

Method Summary

All Methods Static Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method and Description
`protected MemoryIO`	`allocateMemoryIO()`
`IRubyObject`	`aref(ThreadContext context, IRubyObject indexArg)`
`protected static int`	`calculateTypeSize(ThreadContext context, IRubyObject sizeArg)`
`protected static RubyArray`	`checkArray(IRubyObject obj)`
`private static int`	`checkArrayLength(IRubyObject val)`
`IRubyObject`	`clear(ThreadContext context)` Clears (zeros out) the memory contents.
`static RubyClass`	`createAbstractMemoryClass(Ruby runtime, RubyModule module)`
`boolean`	`equals(java.lang.Object obj)` Compares this `MemoryPointer` to another `MemoryPointer`.
`IRubyObject`	`get_array_of_float(ThreadContext context, IRubyObject offset, IRubyObject length)` Reads an array of signed 32 bit floating point values from the memory address.
`IRubyObject`	`get_array_of_float64(ThreadContext context, IRubyObject offset, IRubyObject length)` Reads an array of signed 64 bit floating point values from the memory address.
`IRubyObject`	`get_array_of_int16(ThreadContext context, IRubyObject offset, IRubyObject length)` Reads an array of signed 16 bit integer values from the memory address.
`IRubyObject`	`get_array_of_int32(ThreadContext context, IRubyObject offset, IRubyObject length)` Reads an array of signed 32 bit integer values from the memory address.
`IRubyObject`	`get_array_of_int64(ThreadContext context, IRubyObject offset, IRubyObject length)` Reads an array of signed 64 bit integer values from the memory address.
`IRubyObject`	`get_array_of_int8(ThreadContext context, IRubyObject offset, IRubyObject length)` Reads an array of signed 8 bit integer values from the memory address.
`IRubyObject`	`get_array_of_long(ThreadContext context, IRubyObject offset, IRubyObject length)` Reads an array of signed long integer values from the memory address.
`IRubyObject`	`get_array_of_pointer(ThreadContext context, IRubyObject offset, IRubyObject length)`
`IRubyObject`	`get_array_of_string(ThreadContext context, IRubyObject rbOffset)`
`IRubyObject`	`get_array_of_string(ThreadContext context, IRubyObject rbOffset, IRubyObject rbCount)`
`IRubyObject`	`get_array_of_uint16(ThreadContext context, IRubyObject offset, IRubyObject length)` Reads an array of unsigned 16 bit integer values from the memory address.
`IRubyObject`	`get_array_of_uint32(ThreadContext context, IRubyObject offset, IRubyObject length)` Reads an array of unsigned 32 bit integer values from the memory address.
`IRubyObject`	`get_array_of_uint64(ThreadContext context, IRubyObject offset, IRubyObject length)` Reads an array of unsigned 64 bit integer values from the memory address.
`IRubyObject`	`get_array_of_uint8(ThreadContext context, IRubyObject offset, IRubyObject length)` Reads an array of unsigned 8 bit integer values from the memory address.
`IRubyObject`	`get_array_of_ulong(ThreadContext context, IRubyObject offset, IRubyObject length)` Reads an array of unsigned long integer values from the memory address.
`IRubyObject`	`get_bytes(ThreadContext context, IRubyObject offArg, IRubyObject lenArg)`
`IRubyObject`	`get_float32(ThreadContext context)` Reads a 32 bit floating point value from the memory address.
`IRubyObject`	`get_float32(ThreadContext context, IRubyObject offset)` Reads a 32 bit floating point value from the memory address.
`IRubyObject`	`get_float64(ThreadContext context)` Reads a 64 bit floating point value from the memory address.
`IRubyObject`	`get_float64(ThreadContext context, IRubyObject offset)` Reads a 64 bit floating point value from the memory address.
`IRubyObject`	`get_int16(ThreadContext context)` Reads a 16 bit signed integer value from the memory address.
`IRubyObject`	`get_int16(ThreadContext context, IRubyObject offset)` Reads a 16 bit signed integer value from the memory address.
`IRubyObject`	`get_int32(ThreadContext context)` Reads a 32 bit signed integer value from the memory address.
`IRubyObject`	`get_int32(ThreadContext context, IRubyObject offset)` Reads a 32 bit signed integer value from the memory address.
`IRubyObject`	`get_int64(ThreadContext context)` Reads a 64 bit integer value from the memory address.
`IRubyObject`	`get_int64(ThreadContext context, IRubyObject offset)` Reads a 64 bit integer value from the memory address.
`IRubyObject`	`get_int8(ThreadContext context)` Reads an 8 bit signed integer value from the memory address.
`IRubyObject`	`get_int8(ThreadContext context, IRubyObject offset)` Reads an 8 bit signed integer value from the memory address.
`IRubyObject`	`get_long(ThreadContext context)` Reads a C long integer value from the memory area.
`IRubyObject`	`get_long(ThreadContext context, IRubyObject offset)` Reads a C long integer value from the memory area.
`IRubyObject`	`get_pointer(ThreadContext context)`
`IRubyObject`	`get_pointer(ThreadContext context, IRubyObject offset)`
`IRubyObject`	`get_string(ThreadContext context)`
`IRubyObject`	`get_string(ThreadContext context, IRubyObject offArg)`
`IRubyObject`	`get_string(ThreadContext context, IRubyObject offArg, IRubyObject lenArg)`
`IRubyObject`	`get_uint16(ThreadContext context)` Reads a 16 bit unsigned integer value from the memory address.
`IRubyObject`	`get_uint16(ThreadContext context, IRubyObject offset)` Reads a 16 bit unsigned integer value from the memory address.
`IRubyObject`	`get_uint32(ThreadContext context)` Reads a 32 bit unsigned integer value from the memory address.
`IRubyObject`	`get_uint32(ThreadContext context, IRubyObject offset)` Reads a 32 bit unsigned integer value from the memory address.
`IRubyObject`	`get_uint64(ThreadContext context)` Reads a 64 bit unsigned integer value from the memory address.
`IRubyObject`	`get_uint64(ThreadContext context, IRubyObject offset)` Reads a 64 bit unsigned integer value from the memory address.
`IRubyObject`	`get_uint8(ThreadContext context)` Reads an 8 bit unsigned integer value from the memory address.
`IRubyObject`	`get_uint8(ThreadContext context, IRubyObject offset)` Reads an 8 bit unsigned integer value from the memory address.
`IRubyObject`	`get_ulong(ThreadContext context)` Reads a C unsigned long integer value from the memory area.
`IRubyObject`	`get_ulong(ThreadContext context, IRubyObject offset)` Reads a C unsigned long integer value from the memory area.
`protected long`	`getOffset(IRubyObject offset)` Calculates the absolute offset within the base memory pointer for a given offset.
`protected abstract Pointer`	`getPointer(Ruby runtime, long offset)`
`long`	`getSize()` Gets the size of the memory area.
`RubyFixnum`	`hash(ThreadContext context)` Calculates a hash code for the pointer.
`int`	`hashCode()` Calculates the hash code for this `MemoryPointer`
`IRubyObject`	`op_equal(ThreadContext context, IRubyObject obj)`
`IRubyObject`	`op_plus(ThreadContext context, IRubyObject value)`
`abstract AbstractMemory`	`order(Ruby runtime, java.nio.ByteOrder order)`
`IRubyObject`	`order(ThreadContext context)`
`IRubyObject`	`order(ThreadContext context, IRubyObject byte_order)`
`IRubyObject`	`put_array_of_float(ThreadContext context, IRubyObject offset, IRubyObject arrParam)` Writes an array of 32 bit floating point values to the memory area.
`IRubyObject`	`put_array_of_float64(ThreadContext context, IRubyObject offset, IRubyObject arrParam)` Writes an array of 64 bit floating point values to the memory area.
`IRubyObject`	`put_array_of_int16(ThreadContext context, IRubyObject offset, IRubyObject arrParam)` Writes an array of signed 16 bit integer values to the memory area.
`IRubyObject`	`put_array_of_int32(ThreadContext context, IRubyObject offset, IRubyObject arrParam)` Writes an array of signed 32 bit integer values to the memory area.
`IRubyObject`	`put_array_of_int64(ThreadContext context, IRubyObject offset, IRubyObject arrParam)` Writes an array of signed 64 bit integer values to the memory area.
`IRubyObject`	`put_array_of_int8(ThreadContext context, IRubyObject offset, IRubyObject arrParam)` Writes an array of signed 8 bit integer values to the memory area.
`IRubyObject`	`put_array_of_long(ThreadContext context, IRubyObject offset, IRubyObject arr)` Writes an array of signed long integer values to the memory area.
`IRubyObject`	`put_array_of_pointer(ThreadContext context, IRubyObject offset, IRubyObject arrParam)`
`IRubyObject`	`put_array_of_uint16(ThreadContext context, IRubyObject offset, IRubyObject arrParam)` Writes an array of unsigned 16 bit integer values to the memory area.
`IRubyObject`	`put_array_of_uint32(ThreadContext context, IRubyObject offset, IRubyObject arrParam)` Writes an array of unsigned 32 bit integer values to the memory area.
`IRubyObject`	`put_array_of_uint64(ThreadContext context, IRubyObject offset, IRubyObject arrParam)` Writes an array of unsigned 64 bit integer values to the memory area.
`IRubyObject`	`put_array_of_uint8(ThreadContext context, IRubyObject offset, IRubyObject arrParam)` Writes an array of unsigned 8 bit integer values to the memory area.
`IRubyObject`	`put_array_of_ulong(ThreadContext context, IRubyObject offset, IRubyObject arr)` Writes an array of unsigned long integer values to the memory area.
`IRubyObject`	`put_bytes(ThreadContext context, IRubyObject[] args)`
`IRubyObject`	`put_callback(ThreadContext context, IRubyObject offset, IRubyObject proc, IRubyObject cbInfo)`
`IRubyObject`	`put_float32(ThreadContext context, IRubyObject value)` Writes an 32 bit floating point value to the memory area.
`IRubyObject`	`put_float32(ThreadContext context, IRubyObject offset, IRubyObject value)` Writes an 32 bit floating point value to the memory area.
`IRubyObject`	`put_float64(ThreadContext context, IRubyObject value)` Writes an 64 bit floating point value to the memory area.
`IRubyObject`	`put_float64(ThreadContext context, IRubyObject offset, IRubyObject value)` Writes an 64 bit floating point value to the memory area.
`IRubyObject`	`put_int16(ThreadContext context, IRubyObject value)` Writes a 16 bit signed integer value to the memory address.
`IRubyObject`	`put_int16(ThreadContext context, IRubyObject offset, IRubyObject value)` Writes a 16 bit signed integer value to the memory address.
`IRubyObject`	`put_int32(ThreadContext context, IRubyObject value)` Writes a 32 bit signed integer value to the memory address.
`IRubyObject`	`put_int32(ThreadContext context, IRubyObject offset, IRubyObject value)` Writes a 32 bit signed integer value to the memory address.
`IRubyObject`	`put_int64(ThreadContext context, IRubyObject value)` Writes a 64 bit integer value to the memory area.
`IRubyObject`	`put_int64(ThreadContext context, IRubyObject offset, IRubyObject value)` Writes a 64 bit integer value to the memory area.
`IRubyObject`	`put_int8(ThreadContext context, IRubyObject value)` Writes a 8 bit signed integer value to the memory area.
`IRubyObject`	`put_int8(ThreadContext context, IRubyObject offset, IRubyObject value)` Writes a 8 bit signed integer value to the memory area.
`IRubyObject`	`put_long(ThreadContext context, IRubyObject value)` Writes a C long integer value to the memory area.
`IRubyObject`	`put_long(ThreadContext context, IRubyObject offset, IRubyObject value)` Writes a C long integer value to the memory area.
`IRubyObject`	`put_pointer(ThreadContext context, IRubyObject value)`
`IRubyObject`	`put_pointer(ThreadContext context, IRubyObject offset, IRubyObject value)`
`IRubyObject`	`put_string(ThreadContext context, IRubyObject offArg, IRubyObject strArg)`
`IRubyObject`	`put_uint16(ThreadContext context, IRubyObject value)` Writes a 16 bit unsigned integer value to the memory address.
`IRubyObject`	`put_uint16(ThreadContext context, IRubyObject offset, IRubyObject value)` Writes a 16 bit unsigned integer value to the memory address.
`IRubyObject`	`put_uint32(ThreadContext context, IRubyObject value)` Writes an 32 bit unsigned integer value to the memory address.
`IRubyObject`	`put_uint32(ThreadContext context, IRubyObject offset, IRubyObject value)` Writes an 32 bit unsigned integer value to the memory address.
`IRubyObject`	`put_uint64(ThreadContext context, IRubyObject value)` Writes a 64 bit unsigned integer value to the memory area.
`IRubyObject`	`put_uint64(ThreadContext context, IRubyObject offset, IRubyObject value)` Writes a 64 bit unsigned integer value to the memory area.
`IRubyObject`	`put_uint8(ThreadContext context, IRubyObject value)` Writes a 8 bit unsigned integer value to the memory area.
`IRubyObject`	`put_uint8(ThreadContext context, IRubyObject offset, IRubyObject value)` Writes a 8 bit unsigned integer value to the memory area.
`IRubyObject`	`put_ulong(ThreadContext context, IRubyObject value)` Writes a C long integer value to the memory area.
`IRubyObject`	`put_ulong(ThreadContext context, IRubyObject offset, IRubyObject value)` Writes a C long integer value to the memory area.
`private IRubyObject`	`putBytes(ThreadContext context, long off, org.jruby.util.ByteList bl, int idx, int len)`
`private void`	`putPointer(ThreadContext context, long offset, IRubyObject value)`
`private void`	`putPointer(ThreadContext context, long offset, Pointer value)`
`IRubyObject`	`read_array_of_float(ThreadContext context, IRubyObject length)` Reads an array of signed 32 bit floating point values from the memory address.
`IRubyObject`	`read_array_of_float64(ThreadContext context, IRubyObject length)` Reads an array of signed 64 bit floating point values from the memory address.
`IRubyObject`	`read_array_of_int16(ThreadContext context, IRubyObject length)` Reads an array of signed 16 bit integer values from the memory address.
`IRubyObject`	`read_array_of_int32(ThreadContext context, IRubyObject length)` Reads an array of signed 32 bit integer values from the memory address.
`IRubyObject`	`read_array_of_int64(ThreadContext context, IRubyObject length)` Reads an array of signed 64 bit integer values from the memory address.
`IRubyObject`	`read_array_of_int8(ThreadContext context, IRubyObject length)` Reads an array of signed 8 bit integer values from the memory address.
`IRubyObject`	`read_array_of_long(ThreadContext context, IRubyObject length)` Reads an array of signed long integer values from the memory address.
`IRubyObject`	`read_array_of_pointer(ThreadContext context, IRubyObject length)`
`IRubyObject`	`read_array_of_string(ThreadContext context)`
`IRubyObject`	`read_array_of_string(ThreadContext context, IRubyObject rbLength)`
`IRubyObject`	`read_array_of_type(ThreadContext context, IRubyObject typeArg, IRubyObject lenArg)`
`IRubyObject`	`read_array_of_type(ThreadContext context, IRubyObject typeArg, IRubyObject reader, IRubyObject lenArg)`
`IRubyObject`	`read_array_of_uint16(ThreadContext context, IRubyObject length)` Reads an array of unsigned 16 bit integer values from the memory address.
`IRubyObject`	`read_array_of_uint32(ThreadContext context, IRubyObject length)` Reads an array of unsigned 32 bit integer values from the memory address.
`IRubyObject`	`read_array_of_uint64(ThreadContext context, IRubyObject length)` Reads an array of unsigned 64 bit integer values from the memory address.
`IRubyObject`	`read_array_of_uint8(ThreadContext context, IRubyObject length)` Reads an array of unsigned 8 bit integer values from the memory address.
`IRubyObject`	`read_array_of_ulong(ThreadContext context, IRubyObject length)` Reads an array of unsigned long integer values from the memory address.
`IRubyObject`	`read_bytes(ThreadContext context, IRubyObject lenArg)`
`IRubyObject`	`read_char(ThreadContext context)` Reads an 8 bit signed integer value from the memory address.
`IRubyObject`	`read_double(ThreadContext context)` Reads a 64 bit floating point value from the memory address.
`IRubyObject`	`read_float(ThreadContext context)` Reads a 32 bit floating point value from the memory address.
`IRubyObject`	`read_int(ThreadContext context)` Reads a 32 bit signed integer value from the memory address.
`IRubyObject`	`read_long_long(ThreadContext context)` Reads a 64 bit integer value from the memory address.
`IRubyObject`	`read_long(ThreadContext context)` Reads a C long integer value from the memory area.
`IRubyObject`	`read_pointer(ThreadContext context)`
`IRubyObject`	`read_short(ThreadContext context)` Reads a 16 bit signed integer value from the memory address.
`IRubyObject`	`read_string(ThreadContext context)`
`IRubyObject`	`read_string(ThreadContext context, IRubyObject rbLength)`
`IRubyObject`	`read_uchar(ThreadContext context)` Reads an 8 bit unsigned integer value from the memory address.
`IRubyObject`	`read_uint(ThreadContext context)` Reads a 32 bit unsigned integer value from the memory address.
`IRubyObject`	`read_ulong_long(ThreadContext context)` Reads a 64 bit unsigned integer value from the memory address.
`IRubyObject`	`read_ulong(ThreadContext context)` Reads a C unsigned long integer value from the memory area.
`IRubyObject`	`read_ushort(ThreadContext context)` Reads a 16 bit unsigned integer value from the memory address.
`protected abstract AbstractMemory`	`slice(Ruby runtime, long offset)`
`protected abstract AbstractMemory`	`slice(Ruby runtime, long offset, long size)`
`IRubyObject`	`slice(ThreadContext context, IRubyObject offset, IRubyObject size)`
`IRubyObject`	`to_ptr(ThreadContext context)`
`IRubyObject`	`to_s(ThreadContext context, IRubyObject[] args)`
`IRubyObject`	`total(ThreadContext context)` Gets the total size (in bytes) of the Memory.
`IRubyObject`	`type_size(ThreadContext context)` Indicates how many bytes the intrinsic type of the memory uses.
`IRubyObject`	`write_array_of_float(ThreadContext context, IRubyObject ary)` Writes an array of 32 bit floating point values to the memory area.
`IRubyObject`	`write_array_of_float64(ThreadContext context, IRubyObject ary)` Writes an array of 64 bit floating point values to the memory area.
`IRubyObject`	`write_array_of_int16(ThreadContext context, IRubyObject ary)` Writes an array of signed 16 bit integer values to the memory area.
`IRubyObject`	`write_array_of_int32(ThreadContext context, IRubyObject ary)` Writes an array of signed 32 bit integer values to the memory area.
`IRubyObject`	`write_array_of_int64(ThreadContext context, IRubyObject ary)` Writes an array of signed 64 bit integer values to the memory area.
`IRubyObject`	`write_array_of_int8(ThreadContext context, IRubyObject ary)` Writes an array of signed 8 bit integer values to the memory area.
`IRubyObject`	`write_array_of_long(ThreadContext context, IRubyObject ary)` Writes an array of signed long integer values to the memory area.
`IRubyObject`	`write_array_of_pointer(ThreadContext context, IRubyObject arrParam)`
`IRubyObject`	`write_array_of_type(ThreadContext context, IRubyObject typeArg, IRubyObject aryArg)`
`IRubyObject`	`write_array_of_type(ThreadContext context, IRubyObject typeArg, IRubyObject writer, IRubyObject aryArg)`
`IRubyObject`	`write_array_of_uint16(ThreadContext context, IRubyObject ary)` Writes an array of unsigned 16 bit integer values to the memory area.
`IRubyObject`	`write_array_of_uint32(ThreadContext context, IRubyObject ary)` Writes an array of unsigned 32 bit integer values to the memory area.
`IRubyObject`	`write_array_of_uint64(ThreadContext context, IRubyObject ary)` Writes an array of unsigned 64 bit integer values to the memory area.
`IRubyObject`	`write_array_of_uint8(ThreadContext context, IRubyObject ary)` Writes an array of unsigned 8 bit integer values to the memory area.
`IRubyObject`	`write_array_of_ulong(ThreadContext context, IRubyObject ary)` Writes an array of unsigned long integer values to the memory area.
`IRubyObject`	`write_bytes(ThreadContext context, IRubyObject[] args)`
`IRubyObject`	`write_char(ThreadContext context, IRubyObject value)` Writes a 8 bit signed integer value to the memory area.
`IRubyObject`	`write_double(ThreadContext context, IRubyObject value)` Writes an 64 bit floating point value to the memory area.
`IRubyObject`	`write_float(ThreadContext context, IRubyObject value)` Writes an 32 bit floating point value to the memory area.
`IRubyObject`	`write_int(ThreadContext context, IRubyObject value)` Writes a 32 bit signed integer value to the memory address.
`IRubyObject`	`write_long_long(ThreadContext context, IRubyObject value)` Writes a 64 bit integer value to the memory area.
`IRubyObject`	`write_long(ThreadContext context, IRubyObject value)` Writes a C long integer value to the memory area.
`IRubyObject`	`write_pointer(ThreadContext context, IRubyObject value)`
`IRubyObject`	`write_short(ThreadContext context, IRubyObject value)` Writes a 16 bit signed integer value to the memory address.
`IRubyObject`	`write_string(ThreadContext context, IRubyObject strArg)`
`IRubyObject`	`write_string(ThreadContext context, IRubyObject strArg, IRubyObject lenArg)`
`IRubyObject`	`write_uchar(ThreadContext context, IRubyObject value)` Writes a 8 bit unsigned integer value to the memory area.
`IRubyObject`	`write_uint(ThreadContext context, IRubyObject value)` Writes an 32 bit unsigned integer value to the memory address.
`IRubyObject`	`write_ulong_long(ThreadContext context, IRubyObject value)` Writes a 64 bit unsigned integer value to the memory area.
`IRubyObject`	`write_ushort(ThreadContext context, IRubyObject value)` Writes a 16 bit unsigned integer value to the memory address.

Methods inherited from class org.jruby.ext.ffi.MemoryObject
getMemoryIO, setMemoryIO

Methods inherited from class org.jruby.RubyObject
attachToObjectSpace, callInit, callInit, callInit, callInit, callInit, callInit, callInit, callInit, callInit, callInit, convertToType, createObjectClass, eqlInternal, equalInternal, getNativeTypeIndex, initialize, initialize, inspect, op_eqq, puts, specificEval, toString

Methods inherited from class org.jruby.RubyBasicObject
addFinalizer, anyToString, asJavaString, asString, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callMethod, callSuper, checkArrayType, checkCallMethod, checkFrozen, checkStringType, checkStringType19, compareTo, convertToArray, convertToFloat, convertToHash, convertToInteger, convertToInteger, convertToInteger, convertToString, copyInstanceVariablesInto, copySpecialInstanceVariables, createBasicObjectClass, dataGetStruct, dataGetStructChecked, dataWrapStruct, display, dup, ensureInstanceVariablesSettable, eql_p, eql, equal_p, equal_p19, evalUnder, extend, fastGetInstanceVariable, fastGetInternalVariable, fastHasInstanceVariable, fastHasInternalVariable, fastSetInstanceVariable, fastSetInternalVariable, freeze, frozen_p, getFFIHandle, getFlag, getInstanceEvalClass, getInstanceVariable, getInstanceVariableList, getInstanceVariableNameList, getInstanceVariables, getInternalVariable, getInternalVariables, getJavaClass, getMetaClass, getNativeHandle, getObjectId, getRuntime, getSingletonClass, getSingletonClassClone, getType, getVariable, getVariableCount, getVariableList, getVariableNameList, hash, hashyInspect, hasInstanceVariable, hasInternalVariable, hasVariables, id_deprecated, id, infectBy, initialize_copy, initialize19, inspect, inspectHashCode, instance_eval, instance_eval, instance_eval, instance_eval, instance_eval19, instance_eval19, instance_eval19, instance_eval19, instance_exec, instance_exec19, instance_of_p, instance_variable_defined_p, instance_variable_get, instance_variable_set, instance_variables, instance_variables19, isBuiltin, isClass, isFalse, isFrozen, isImmediate, isModule, isNil, isTaint, isTrue, isUntrusted, kind_of_p, makeMetaClass, method_missing19, method, method19, methods, methods, methods19, nil_p, op_cmp, op_equal_19, op_match, op_match19, op_not_equal, op_not_match, op_not, private_methods, private_methods19, protected_methods, protected_methods19, public_methods, public_methods19, rbClone, remove_instance_variable, removeFinalizers, removeInstanceVariable, removeInternalVariable, respond_to_p, respond_to_p, respond_to_p19, respond_to_p19, respondsTo, respondsToMissing, respondsToMissing, send, send, send, send, send, send19, send19, send19, send19, setFFIHandle, setFlag, setFrozen, setInstanceVariable, setInternalVariable, setMetaClass, setNativeHandle, setTaint, setUntrusted, setVariable, singleton_method_added19, singleton_method_removed19, singleton_method_undefined19, singleton_methods, singleton_methods19, specificEval, specificEval, specificEval, specificEval, syncVariables, syncVariables, taint, taint, tainted_p, testFrozen, testFrozen, to_a, to_s, toJava, trust, type_deprecated, type, untaint, untrust, untrusted_p, validateInstanceVariable, variableTableContains, variableTableFastContains, variableTableFastFetch, variableTableFastStore, variableTableFetch, variableTableRemove, variableTableStore, variableTableSync, yieldUnder, yieldUnder

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail
- ABSTRACT_MEMORY_RUBY_CLASS
```
public static final java.lang.String ABSTRACT_MEMORY_RUBY_CLASS
```
  See Also:
  
  Constant Field Values
- size
```
protected long size
```
  The total size of the memory area
- typeSize
```
protected int typeSize
```
  The size of each element of this memory area - e.g. :char is 1, :int is 4

Constructor Detail

AbstractMemory

protected AbstractMemory(Ruby runtime,
                         RubyClass klass,
                         MemoryIO io,
                         long size)

AbstractMemory

protected AbstractMemory(Ruby runtime,
                         RubyClass klass,
                         MemoryIO io,
                         long size,
                         int typeSize)

Method Detail

createAbstractMemoryClass

public static RubyClass createAbstractMemoryClass(Ruby runtime,
                                                  RubyModule module)

calculateTypeSize

protected static final int calculateTypeSize(ThreadContext context,
                                             IRubyObject sizeArg)

checkArray

protected static final RubyArray checkArray(IRubyObject obj)

checkArrayLength

private static int checkArrayLength(IRubyObject val)

allocateMemoryIO
```
protected MemoryIO allocateMemoryIO()
```
Specified by:

allocateMemoryIO in class MemoryObject

getOffset
```
protected final long getOffset(IRubyObject offset)
```
Calculates the absolute offset within the base memory pointer for a given offset.

Parameters:

offset - The offset to add to the base offset.

Returns:

The total offset from the base memory pointer.

getSize
```
public final long getSize()
```
Gets the size of the memory area.

Returns:

The size of the memory area.

hash
```
public RubyFixnum hash(ThreadContext context)
```
Calculates a hash code for the pointer.

Returns:

A RubyFixnum containing the hash code.

to_s

public IRubyObject to_s(ThreadContext context,
                        IRubyObject[] args)

aref

public final IRubyObject aref(ThreadContext context,
                              IRubyObject indexArg)

equals
```
public boolean equals(java.lang.Object obj)
```
Compares this MemoryPointer to another MemoryPointer.

Overrides:

equals in class RubyObject

Parameters:

obj - The other MemoryPointer to compare to.

Returns:

true if the memory address of obj is equal to the address of this MemoryPointer.

op_equal

public IRubyObject op_equal(ThreadContext context,
                            IRubyObject obj)

Specified by:: op_equal in interface IRubyObject
Overrides:: op_equal in class RubyBasicObject

hashCode
```
public int hashCode()
```
Calculates the hash code for this MemoryPointer

Overrides:

hashCode in class RubyObject

Returns:

The hashcode of the memory address.

clear

public IRubyObject clear(ThreadContext context)

Clears (zeros out) the memory contents.

total
```
public IRubyObject total(ThreadContext context)
```
Gets the total size (in bytes) of the Memory.

Returns:

The total size in bytes.

type_size
```
public final IRubyObject type_size(ThreadContext context)
```
Indicates how many bytes the intrinsic type of the memory uses.

Parameters:

context -

Returns:

write_char

public IRubyObject write_char(ThreadContext context,
                              IRubyObject value)

Writes a 8 bit signed integer value to the memory area.

Parameters:: value - The value to write.
Returns:: The value written.

put_int8

public IRubyObject put_int8(ThreadContext context,
                            IRubyObject value)

Writes a 8 bit signed integer value to the memory area.

Parameters:: value - The value to write.
Returns:: The value written.

put_int8

public IRubyObject put_int8(ThreadContext context,
                            IRubyObject offset,
                            IRubyObject value)

Writes a 8 bit signed integer value to the memory area.

Parameters:: offset - The offset from the base pointer address to write the value.; value - The value to write.
Returns:: The value written.

read_char
```
public IRubyObject read_char(ThreadContext context)
```
Reads an 8 bit signed integer value from the memory address.

Returns:

The value read from the address.

get_int8
```
public IRubyObject get_int8(ThreadContext context)
```
Reads an 8 bit signed integer value from the memory address.

Returns:

The value read from the address.

get_int8
```
public IRubyObject get_int8(ThreadContext context,
                            IRubyObject offset)
```
Reads an 8 bit signed integer value from the memory address.

Parameters:

offset - The offset from the base pointer address to read the value.

Returns:

The value read from the address.

write_uchar

public IRubyObject write_uchar(ThreadContext context,
                               IRubyObject value)

Writes a 8 bit unsigned integer value to the memory area.

Parameters:: value - The value to write.
Returns:: The value written.

put_uint8

public IRubyObject put_uint8(ThreadContext context,
                             IRubyObject value)

Writes a 8 bit unsigned integer value to the memory area.

Parameters:: value - The value to write.
Returns:: The value written.

put_uint8

public IRubyObject put_uint8(ThreadContext context,
                             IRubyObject offset,
                             IRubyObject value)

Writes a 8 bit unsigned integer value to the memory area.

Parameters:: offset - The offset from the base pointer address to write the value.; value - The value to write.
Returns:: The value written.

read_uchar
```
public IRubyObject read_uchar(ThreadContext context)
```
Reads an 8 bit unsigned integer value from the memory address.

Returns:

The value read from the address.

get_uint8
```
public IRubyObject get_uint8(ThreadContext context)
```
Reads an 8 bit unsigned integer value from the memory address.

Returns:

The value read from the address.

get_uint8
```
public IRubyObject get_uint8(ThreadContext context,
                             IRubyObject offset)
```
Reads an 8 bit unsigned integer value from the memory address.

Parameters:

offset - The offset from the base pointer address to read the value.

Returns:

The value read from the address.

write_short

public IRubyObject write_short(ThreadContext context,
                               IRubyObject value)

Writes a 16 bit signed integer value to the memory address.

Parameters:: value - The value to write.
Returns:: The value written.

put_int16

public IRubyObject put_int16(ThreadContext context,
                             IRubyObject value)

Writes a 16 bit signed integer value to the memory address.

Parameters:: value - The value to write.
Returns:: The value written.

put_int16

public IRubyObject put_int16(ThreadContext context,
                             IRubyObject offset,
                             IRubyObject value)

Writes a 16 bit signed integer value to the memory address.

Parameters:: offset - The offset from the base pointer address to write the value.; value - The value to write.
Returns:: The value written.

read_short
```
public IRubyObject read_short(ThreadContext context)
```
Reads a 16 bit signed integer value from the memory address.

Returns:

The value read from the address.

get_int16
```
public IRubyObject get_int16(ThreadContext context)
```
Reads a 16 bit signed integer value from the memory address.

Returns:

The value read from the address.

get_int16
```
public IRubyObject get_int16(ThreadContext context,
                             IRubyObject offset)
```
Reads a 16 bit signed integer value from the memory address.

Parameters:

offset - The offset from the base pointer address to read the value.

Returns:

The value read from the address.

write_ushort

public IRubyObject write_ushort(ThreadContext context,
                                IRubyObject value)

Writes a 16 bit unsigned integer value to the memory address.

Parameters:: value - The value to write.
Returns:: The value written.

put_uint16

public IRubyObject put_uint16(ThreadContext context,
                              IRubyObject value)

Writes a 16 bit unsigned integer value to the memory address.

Parameters:: value - The value to write.
Returns:: The value written.

put_uint16

public IRubyObject put_uint16(ThreadContext context,
                              IRubyObject offset,
                              IRubyObject value)

Writes a 16 bit unsigned integer value to the memory address.

Parameters:: offset - The offset from the base pointer address to write the value.; value - The value to write.
Returns:: The value written.

read_ushort
```
public IRubyObject read_ushort(ThreadContext context)
```
Reads a 16 bit unsigned integer value from the memory address.

Returns:

The value read from the address.

get_uint16
```
public IRubyObject get_uint16(ThreadContext context)
```
Reads a 16 bit unsigned integer value from the memory address.

Returns:

The value read from the address.

get_uint16
```
public IRubyObject get_uint16(ThreadContext context,
                              IRubyObject offset)
```
Reads a 16 bit unsigned integer value from the memory address.

Parameters:

offset - The offset from the base pointer address to read the value.

Returns:

The value read from the address.

write_int

public IRubyObject write_int(ThreadContext context,
                             IRubyObject value)

Writes a 32 bit signed integer value to the memory address.

Parameters:: value - The value to write.
Returns:: The value written.

put_int32

public IRubyObject put_int32(ThreadContext context,
                             IRubyObject value)

Writes a 32 bit signed integer value to the memory address.

Parameters:: value - The value to write.
Returns:: The value written.

put_int32

public IRubyObject put_int32(ThreadContext context,
                             IRubyObject offset,
                             IRubyObject value)

Writes a 32 bit signed integer value to the memory address.

Parameters:: offset - The offset from the base pointer address to write the value.; value - The value to write.
Returns:: The value written.

read_int
```
public IRubyObject read_int(ThreadContext context)
```
Reads a 32 bit signed integer value from the memory address.

Returns:

The value read from the address.

get_int32
```
public IRubyObject get_int32(ThreadContext context)
```
Reads a 32 bit signed integer value from the memory address.

Returns:

The value read from the address.

get_int32
```
public IRubyObject get_int32(ThreadContext context,
                             IRubyObject offset)
```
Reads a 32 bit signed integer value from the memory address.

Parameters:

offset - The offset from the base pointer address to read the value.

Returns:

The value read from the address.

write_uint

public IRubyObject write_uint(ThreadContext context,
                              IRubyObject value)

Writes an 32 bit unsigned integer value to the memory address.

Parameters:: value - The value to write.
Returns:: The value written.

put_uint32

public IRubyObject put_uint32(ThreadContext context,
                              IRubyObject value)

Writes an 32 bit unsigned integer value to the memory address.

Parameters:: value - The value to write.
Returns:: The value written.

put_uint32

public IRubyObject put_uint32(ThreadContext context,
                              IRubyObject offset,
                              IRubyObject value)

Writes an 32 bit unsigned integer value to the memory address.

Parameters:: offset - The offset from the base pointer address to write the value.; value - The value to write.
Returns:: The value written.

read_uint
```
public IRubyObject read_uint(ThreadContext context)
```
Reads a 32 bit unsigned integer value from the memory address.

Returns:

The value read from the address.

get_uint32
```
public IRubyObject get_uint32(ThreadContext context)
```
Reads a 32 bit unsigned integer value from the memory address.

Returns:

The value read from the address.

get_uint32
```
public IRubyObject get_uint32(ThreadContext context,
                              IRubyObject offset)
```
Reads a 32 bit unsigned integer value from the memory address.

Parameters:

offset - The offset from the base pointer address to read the value.

Returns:

The value read from the address.

write_long_long

public IRubyObject write_long_long(ThreadContext context,
                                   IRubyObject value)

Writes a 64 bit integer value to the memory area.

Parameters:: value - The value to write.
Returns:: The value written.

put_int64

public IRubyObject put_int64(ThreadContext context,
                             IRubyObject value)

Writes a 64 bit integer value to the memory area.

Parameters:: value - The value to write.
Returns:: The value written.

put_int64

public IRubyObject put_int64(ThreadContext context,
                             IRubyObject offset,
                             IRubyObject value)

Writes a 64 bit integer value to the memory area.

Parameters:: offset - The offset from the base pointer address to write the value.; value - The value to write.
Returns:: The value written.

read_long_long
```
public IRubyObject read_long_long(ThreadContext context)
```
Reads a 64 bit integer value from the memory address.

Returns:

The value read from the address.

get_int64
```
public IRubyObject get_int64(ThreadContext context)
```
Reads a 64 bit integer value from the memory address.

Returns:

The value read from the address.

get_int64
```
public IRubyObject get_int64(ThreadContext context,
                             IRubyObject offset)
```
Reads a 64 bit integer value from the memory address.

Parameters:

offset - The offset from the base pointer address to read the value.

Returns:

The value read from the address.

write_ulong_long

public IRubyObject write_ulong_long(ThreadContext context,
                                    IRubyObject value)

Writes a 64 bit unsigned integer value to the memory area.

Parameters:: value - The value to write.
Returns:: The value written.

put_uint64

public IRubyObject put_uint64(ThreadContext context,
                              IRubyObject value)

Writes a 64 bit unsigned integer value to the memory area.

Parameters:: value - The value to write.
Returns:: The value written.

put_uint64

public IRubyObject put_uint64(ThreadContext context,
                              IRubyObject offset,
                              IRubyObject value)

Writes a 64 bit unsigned integer value to the memory area.

Parameters:: offset - The offset from the base pointer address to write the value.; value - The value to write.
Returns:: The value written.

read_ulong_long
```
public IRubyObject read_ulong_long(ThreadContext context)
```
Reads a 64 bit unsigned integer value from the memory address.

Returns:

The value read from the address.

get_uint64
```
public IRubyObject get_uint64(ThreadContext context)
```
Reads a 64 bit unsigned integer value from the memory address.

Returns:

The value read from the address.

get_uint64
```
public IRubyObject get_uint64(ThreadContext context,
                              IRubyObject offset)
```
Reads a 64 bit unsigned integer value from the memory address.

Parameters:

offset - The offset from the base pointer address to read the value.

Returns:

The value read from the address.

write_long
```
public IRubyObject write_long(ThreadContext context,
                              IRubyObject value)
```
Writes a C long integer value to the memory area. This version is added to support the "write_long" alias for the single-arg "put_long".

Parameters:

value - The value to write.

Returns:

The value written.

put_long

public IRubyObject put_long(ThreadContext context,
                            IRubyObject value)

Writes a C long integer value to the memory area.

Parameters:: value - The value to write.
Returns:: The value written.

put_long

public IRubyObject put_long(ThreadContext context,
                            IRubyObject offset,
                            IRubyObject value)

Writes a C long integer value to the memory area.

Parameters:: offset - The offset from the base pointer address to write the value.; value - The value to write.
Returns:: The value written.

read_long
```
public IRubyObject read_long(ThreadContext context)
```
Reads a C long integer value from the memory area.

Returns:

The value read.

get_long
```
public IRubyObject get_long(ThreadContext context)
```
Reads a C long integer value from the memory area.

Returns:

The value read.

get_long
```
public IRubyObject get_long(ThreadContext context,
                            IRubyObject offset)
```
Reads a C long integer value from the memory area.

Parameters:

offset - The offset from the base pointer address to read the value.

Returns:

The value read.

put_ulong

public IRubyObject put_ulong(ThreadContext context,
                             IRubyObject value)

Writes a C long integer value to the memory area.

Parameters:: value - The value to write.
Returns:: The value written.

put_ulong

public IRubyObject put_ulong(ThreadContext context,
                             IRubyObject offset,
                             IRubyObject value)

Writes a C long integer value to the memory area.

Parameters:: offset - The offset from the base pointer address to write the value.; value - The value to write.
Returns:: The value written.

read_ulong
```
public IRubyObject read_ulong(ThreadContext context)
```
Reads a C unsigned long integer value from the memory area.

Returns:

The value read.

get_ulong
```
public IRubyObject get_ulong(ThreadContext context)
```
Reads a C unsigned long integer value from the memory area.

Returns:

The value read.

get_ulong
```
public IRubyObject get_ulong(ThreadContext context,
                             IRubyObject offset)
```
Reads a C unsigned long integer value from the memory area.

Parameters:

offset - The offset from the base pointer address to read the value.

Returns:

The value read.

write_float

public IRubyObject write_float(ThreadContext context,
                               IRubyObject value)

Writes an 32 bit floating point value to the memory area.

Parameters:: value - The value to write.
Returns:: The value written.

put_float32

public IRubyObject put_float32(ThreadContext context,
                               IRubyObject value)

Writes an 32 bit floating point value to the memory area.

Parameters:: value - The value to write.
Returns:: The value written.

put_float32

public IRubyObject put_float32(ThreadContext context,
                               IRubyObject offset,
                               IRubyObject value)

Writes an 32 bit floating point value to the memory area.

Parameters:: offset - The offset from the base pointer address to write the value.; value - The value to write.
Returns:: The value written.

read_float
```
public IRubyObject read_float(ThreadContext context)
```
Reads a 32 bit floating point value from the memory address.

Returns:

The value read from the address.

get_float32
```
public IRubyObject get_float32(ThreadContext context)
```
Reads a 32 bit floating point value from the memory address.

Returns:

The value read from the address.

get_float32
```
public IRubyObject get_float32(ThreadContext context,
                               IRubyObject offset)
```
Reads a 32 bit floating point value from the memory address.

Parameters:

offset - The offset from the base pointer address to read the value.

Returns:

The value read from the address.

write_double

public IRubyObject write_double(ThreadContext context,
                                IRubyObject value)

Writes an 64 bit floating point value to the memory area.

Parameters:: value - The value to write.
Returns:: The value written.

put_float64

public IRubyObject put_float64(ThreadContext context,
                               IRubyObject value)

Writes an 64 bit floating point value to the memory area.

Parameters:: value - The value to write.
Returns:: The value written.

put_float64

public IRubyObject put_float64(ThreadContext context,
                               IRubyObject offset,
                               IRubyObject value)

Writes an 64 bit floating point value to the memory area.

Parameters:: offset - The offset from the base pointer address to write the value.; value - The value to write.
Returns:: The value written.

read_double
```
public IRubyObject read_double(ThreadContext context)
```
Reads a 64 bit floating point value from the memory address.

Returns:

The value read from the address.

get_float64
```
public IRubyObject get_float64(ThreadContext context)
```
Reads a 64 bit floating point value from the memory address.

Returns:

The value read from the address.

get_float64
```
public IRubyObject get_float64(ThreadContext context,
                               IRubyObject offset)
```
Reads a 64 bit floating point value from the memory address.

Parameters:

offset - The offset from the base pointer address to read the value.

Returns:

The value read from the address.

get_array_of_int8

public IRubyObject get_array_of_int8(ThreadContext context,
                                     IRubyObject offset,
                                     IRubyObject length)

Reads an array of signed 8 bit integer values from the memory address.

Parameters:: offset - The offset from the start of the memory area to read the values.; length - The number of values to be read from memory.
Returns:: An array containing the values.

put_array_of_int8

public IRubyObject put_array_of_int8(ThreadContext context,
                                     IRubyObject offset,
                                     IRubyObject arrParam)

Writes an array of signed 8 bit integer values to the memory area.

Parameters:: offset - The offset from the start of the memory area to write the values.; length - The number of values to be written to memory.
Returns:: this object.

get_array_of_uint8

public IRubyObject get_array_of_uint8(ThreadContext context,
                                      IRubyObject offset,
                                      IRubyObject length)

Reads an array of unsigned 8 bit integer values from the memory address.

Parameters:: offset - The offset from the start of the memory area to read the values.; length - The number of values to be read from memory.
Returns:: An array containing the values.

put_array_of_uint8

public IRubyObject put_array_of_uint8(ThreadContext context,
                                      IRubyObject offset,
                                      IRubyObject arrParam)

Writes an array of unsigned 8 bit integer values to the memory area.

Parameters:: offset - The offset from the start of the memory area to write the values.; length - The number of values to be written to memory.
Returns:: this object.

get_array_of_int16

public IRubyObject get_array_of_int16(ThreadContext context,
                                      IRubyObject offset,
                                      IRubyObject length)

Reads an array of signed 16 bit integer values from the memory address.

Parameters:: offset - The offset from the start of the memory area to read the values.; length - The number of values to be read from memory.
Returns:: An array containing the values.

put_array_of_int16

public IRubyObject put_array_of_int16(ThreadContext context,
                                      IRubyObject offset,
                                      IRubyObject arrParam)

Writes an array of signed 16 bit integer values to the memory area.

Parameters:: offset - The offset from the start of the memory area to write the values.; length - The number of values to be written to memory.
Returns:: this object.

get_array_of_uint16

public IRubyObject get_array_of_uint16(ThreadContext context,
                                       IRubyObject offset,
                                       IRubyObject length)

Reads an array of unsigned 16 bit integer values from the memory address.

Parameters:: offset - The offset from the start of the memory area to read the values.; length - The number of values to be read from memory.
Returns:: An array containing the values.

put_array_of_uint16

public IRubyObject put_array_of_uint16(ThreadContext context,
                                       IRubyObject offset,
                                       IRubyObject arrParam)

Writes an array of unsigned 16 bit integer values to the memory area.

Parameters:: offset - The offset from the start of the memory area to write the values.; length - The number of values to be written to memory.
Returns:: this object.

get_array_of_int32

public IRubyObject get_array_of_int32(ThreadContext context,
                                      IRubyObject offset,
                                      IRubyObject length)

Reads an array of signed 32 bit integer values from the memory address.

Parameters:: offset - The offset from the start of the memory area to read the values.; length - The number of values to be read from memory.
Returns:: An array containing the values.

put_array_of_int32

public IRubyObject put_array_of_int32(ThreadContext context,
                                      IRubyObject offset,
                                      IRubyObject arrParam)

Writes an array of signed 32 bit integer values to the memory area.

Parameters:: offset - The offset from the start of the memory area to write the values.; length - The number of values to be written to memory.
Returns:: this object.

get_array_of_uint32

public IRubyObject get_array_of_uint32(ThreadContext context,
                                       IRubyObject offset,
                                       IRubyObject length)

Reads an array of unsigned 32 bit integer values from the memory address.

Parameters:: offset - The offset from the start of the memory area to read the values.; length - The number of values to be read from memory.
Returns:: An array containing the values.

put_array_of_uint32

public IRubyObject put_array_of_uint32(ThreadContext context,
                                       IRubyObject offset,
                                       IRubyObject arrParam)

Writes an array of unsigned 32 bit integer values to the memory area.

Parameters:: offset - The offset from the start of the memory area to write the values.; length - The number of values to be written to memory.
Returns:: this object.

get_array_of_long

public IRubyObject get_array_of_long(ThreadContext context,
                                     IRubyObject offset,
                                     IRubyObject length)

Reads an array of signed long integer values from the memory address.

Parameters:: offset - The offset from the start of the memory area to read the values.; length - The number of values to be read from memory.
Returns:: An array containing the values.

put_array_of_long

public IRubyObject put_array_of_long(ThreadContext context,
                                     IRubyObject offset,
                                     IRubyObject arr)

Writes an array of signed long integer values to the memory area.

Parameters:: offset - The offset from the start of the memory area to write the values.; length - The number of values to be written to memory.
Returns:: this object.

get_array_of_ulong

public IRubyObject get_array_of_ulong(ThreadContext context,
                                      IRubyObject offset,
                                      IRubyObject length)

Reads an array of unsigned long integer values from the memory address.

Parameters:: offset - The offset from the start of the memory area to read the values.; length - The number of values to be read from memory.
Returns:: An array containing the values.

put_array_of_ulong

public IRubyObject put_array_of_ulong(ThreadContext context,
                                      IRubyObject offset,
                                      IRubyObject arr)

Writes an array of unsigned long integer values to the memory area.

Parameters:: offset - The offset from the start of the memory area to write the values.; length - The number of values to be written to memory.
Returns:: this object.

get_array_of_int64

public IRubyObject get_array_of_int64(ThreadContext context,
                                      IRubyObject offset,
                                      IRubyObject length)

Reads an array of signed 64 bit integer values from the memory address.

Parameters:: offset - The offset from the start of the memory area to read the values.; length - The number of values to be read from memory.
Returns:: An array containing the values.

put_array_of_int64

public IRubyObject put_array_of_int64(ThreadContext context,
                                      IRubyObject offset,
                                      IRubyObject arrParam)

Writes an array of signed 64 bit integer values to the memory area.

Parameters:: offset - The offset from the start of the memory area to write the values.; length - The number of values to be written to memory.
Returns:: this object.

get_array_of_uint64

public IRubyObject get_array_of_uint64(ThreadContext context,
                                       IRubyObject offset,
                                       IRubyObject length)

Reads an array of unsigned 64 bit integer values from the memory address.

Parameters:: offset - The offset from the start of the memory area to read the values.; length - The number of values to be read from memory.
Returns:: An array containing the values.

put_array_of_uint64

public IRubyObject put_array_of_uint64(ThreadContext context,
                                       IRubyObject offset,
                                       IRubyObject arrParam)

Writes an array of unsigned 64 bit integer values to the memory area.

Parameters:: offset - The offset from the start of the memory area to write the values.; length - The number of values to be written to memory.
Returns:: this object.

get_array_of_float
```
public IRubyObject get_array_of_float(ThreadContext context,
                                      IRubyObject offset,
                                      IRubyObject length)
```
Reads an array of signed 32 bit floating point values from the memory address.

Parameters:

offset - The offset from the start of the memory area to read the values.

length - The number of values to be read from memory.

Returns:

An array containing the values.

put_array_of_float

public IRubyObject put_array_of_float(ThreadContext context,
                                      IRubyObject offset,
                                      IRubyObject arrParam)

Writes an array of 32 bit floating point values to the memory area.

Parameters:: offset - The offset from the start of the memory area to write the values.; length - The number of values to be written to memory.
Returns:: this object.

get_array_of_float64

public IRubyObject get_array_of_float64(ThreadContext context,
                                        IRubyObject offset,
                                        IRubyObject length)

Reads an array of signed 64 bit floating point values from the memory address.

Parameters:: offset - The offset from the start of the memory area to read the values.; length - The number of values to be read from memory.
Returns:: An array containing the values.

put_array_of_float64

public IRubyObject put_array_of_float64(ThreadContext context,
                                        IRubyObject offset,
                                        IRubyObject arrParam)

Writes an array of 64 bit floating point values to the memory area.

Parameters:: offset - The offset from the start of the memory area to write the values.; arrParam - Array of values to write to memory.
Returns:: this object.

read_array_of_int8
```
public IRubyObject read_array_of_int8(ThreadContext context,
                                      IRubyObject length)
```
Reads an array of signed 8 bit integer values from the memory address.

Parameters:

length - The number of values to be read from memory.

Returns:

An array containing the values.

write_array_of_int8

public IRubyObject write_array_of_int8(ThreadContext context,
                                       IRubyObject ary)

Writes an array of signed 8 bit integer values to the memory area.

Parameters:: ary - The array of values to write to the memory area.
Returns:: this object.

read_array_of_uint8
```
public IRubyObject read_array_of_uint8(ThreadContext context,
                                       IRubyObject length)
```
Reads an array of unsigned 8 bit integer values from the memory address.

Parameters:

length - The number of values to be read from memory.

Returns:

An array containing the values.

write_array_of_uint8
```
public IRubyObject write_array_of_uint8(ThreadContext context,
                                        IRubyObject ary)
```
Writes an array of unsigned 8 bit integer values to the memory area.

Parameters:

ary - The array of values to write to the memory area.

ary - Array of values to write to memory.

Returns:

this object.

read_array_of_int16
```
public IRubyObject read_array_of_int16(ThreadContext context,
                                       IRubyObject length)
```
Reads an array of signed 16 bit integer values from the memory address.

Parameters:

length - The number of values to be read from memory.

Returns:

An array containing the values.

write_array_of_int16

public IRubyObject write_array_of_int16(ThreadContext context,
                                        IRubyObject ary)

Writes an array of signed 16 bit integer values to the memory area.

Parameters:: ary - The array of values to write to the memory area.
Returns:: this object.

read_array_of_uint16
```
public IRubyObject read_array_of_uint16(ThreadContext context,
                                        IRubyObject length)
```
Reads an array of unsigned 16 bit integer values from the memory address.

Parameters:

length - The number of values to be read from memory.

Returns:

An array containing the values.

write_array_of_uint16

public IRubyObject write_array_of_uint16(ThreadContext context,
                                         IRubyObject ary)

Writes an array of unsigned 16 bit integer values to the memory area.

Parameters:: ary - The array of values to write to the memory area.
Returns:: this object.

read_array_of_int32
```
public IRubyObject read_array_of_int32(ThreadContext context,
                                       IRubyObject length)
```
Reads an array of signed 32 bit integer values from the memory address.

Parameters:

length - The number of values to be read from memory.

Returns:

An array containing the values.

write_array_of_int32

public IRubyObject write_array_of_int32(ThreadContext context,
                                        IRubyObject ary)

Writes an array of signed 32 bit integer values to the memory area.

Parameters:: ary - The array of values to write to the memory area.
Returns:: this object.

read_array_of_uint32
```
public IRubyObject read_array_of_uint32(ThreadContext context,
                                        IRubyObject length)
```
Reads an array of unsigned 32 bit integer values from the memory address.

Parameters:

length - The number of values to be read from memory.

Returns:

An array containing the values.

write_array_of_uint32

public IRubyObject write_array_of_uint32(ThreadContext context,
                                         IRubyObject ary)

Writes an array of unsigned 32 bit integer values to the memory area.

Parameters:: ary - The array of values to write to the memory area.
Returns:: this object.

read_array_of_int64
```
public IRubyObject read_array_of_int64(ThreadContext context,
                                       IRubyObject length)
```
Reads an array of signed 64 bit integer values from the memory address.

Parameters:

length - The number of values to be read from memory.

Returns:

An array containing the values.

write_array_of_int64

public IRubyObject write_array_of_int64(ThreadContext context,
                                        IRubyObject ary)

Writes an array of signed 64 bit integer values to the memory area.

Parameters:: ary - The array of values to write to the memory area.
Returns:: this object.

read_array_of_uint64
```
public IRubyObject read_array_of_uint64(ThreadContext context,
                                        IRubyObject length)
```
Reads an array of unsigned 64 bit integer values from the memory address.

Parameters:

length - The number of values to be read from memory.

Returns:

An array containing the values.

write_array_of_uint64

public IRubyObject write_array_of_uint64(ThreadContext context,
                                         IRubyObject ary)

Writes an array of unsigned 64 bit integer values to the memory area.

Parameters:: ary - The array of values to write to the memory area.
Returns:: this object.

read_array_of_long
```
public IRubyObject read_array_of_long(ThreadContext context,
                                      IRubyObject length)
```
Reads an array of signed long integer values from the memory address.

Parameters:

length - The number of values to be read from memory.

Returns:

An array containing the values.

write_array_of_long

public IRubyObject write_array_of_long(ThreadContext context,
                                       IRubyObject ary)

Writes an array of signed long integer values to the memory area.

Parameters:: ary - The array of values to write to the memory area.
Returns:: this object.

read_array_of_ulong
```
public IRubyObject read_array_of_ulong(ThreadContext context,
                                       IRubyObject length)
```
Reads an array of unsigned long integer values from the memory address.

Parameters:

length - The number of values to be read from memory.

Returns:

An array containing the values.

write_array_of_ulong

public IRubyObject write_array_of_ulong(ThreadContext context,
                                        IRubyObject ary)

Writes an array of unsigned long integer values to the memory area.

Parameters:: ary - The array of values to write to the memory area.
Returns:: this object.

read_array_of_float
```
public IRubyObject read_array_of_float(ThreadContext context,
                                       IRubyObject length)
```
Reads an array of signed 32 bit floating point values from the memory address.

Parameters:

length - The number of values to be read from memory.

Returns:

An array containing the values.

write_array_of_float

public IRubyObject write_array_of_float(ThreadContext context,
                                        IRubyObject ary)

Writes an array of 32 bit floating point values to the memory area.

Parameters:: ary - The array of values to write to the memory area.
Returns:: this object.

read_array_of_float64
```
public IRubyObject read_array_of_float64(ThreadContext context,
                                         IRubyObject length)
```
Reads an array of signed 64 bit floating point values from the memory address.

Parameters:

length - The number of values to be read from memory.

Returns:

An array containing the values.

write_array_of_float64

public IRubyObject write_array_of_float64(ThreadContext context,
                                          IRubyObject ary)

Writes an array of 64 bit floating point values to the memory area.

Parameters:: ary - The array of values to write to the memory area.
Returns:: this object.

read_array_of_type

public IRubyObject read_array_of_type(ThreadContext context,
                                      IRubyObject typeArg,
                                      IRubyObject lenArg)

read_array_of_type

public IRubyObject read_array_of_type(ThreadContext context,
                                      IRubyObject typeArg,
                                      IRubyObject reader,
                                      IRubyObject lenArg)

write_array_of_type

public IRubyObject write_array_of_type(ThreadContext context,
                                       IRubyObject typeArg,
                                       IRubyObject aryArg)

write_array_of_type

public IRubyObject write_array_of_type(ThreadContext context,
                                       IRubyObject typeArg,
                                       IRubyObject writer,
                                       IRubyObject aryArg)

read_string

public IRubyObject read_string(ThreadContext context)

read_string

public IRubyObject read_string(ThreadContext context,
                               IRubyObject rbLength)

get_string

public IRubyObject get_string(ThreadContext context)

get_string

public IRubyObject get_string(ThreadContext context,
                              IRubyObject offArg)

get_string

public IRubyObject get_string(ThreadContext context,
                              IRubyObject offArg,
                              IRubyObject lenArg)

get_array_of_string

public IRubyObject get_array_of_string(ThreadContext context,
                                       IRubyObject rbOffset)

get_array_of_string

public IRubyObject get_array_of_string(ThreadContext context,
                                       IRubyObject rbOffset,
                                       IRubyObject rbCount)

read_array_of_string

public IRubyObject read_array_of_string(ThreadContext context)

read_array_of_string

public IRubyObject read_array_of_string(ThreadContext context,
                                        IRubyObject rbLength)

put_string

public IRubyObject put_string(ThreadContext context,
                              IRubyObject offArg,
                              IRubyObject strArg)

write_string

public IRubyObject write_string(ThreadContext context,
                                IRubyObject strArg)

write_string

public IRubyObject write_string(ThreadContext context,
                                IRubyObject strArg,
                                IRubyObject lenArg)

get_bytes

public IRubyObject get_bytes(ThreadContext context,
                             IRubyObject offArg,
                             IRubyObject lenArg)

putBytes

private IRubyObject putBytes(ThreadContext context,
                             long off,
                             org.jruby.util.ByteList bl,
                             int idx,
                             int len)

put_bytes

public IRubyObject put_bytes(ThreadContext context,
                             IRubyObject[] args)

read_bytes

public IRubyObject read_bytes(ThreadContext context,
                              IRubyObject lenArg)

write_bytes

public IRubyObject write_bytes(ThreadContext context,
                               IRubyObject[] args)

read_pointer

public IRubyObject read_pointer(ThreadContext context)

get_pointer

public IRubyObject get_pointer(ThreadContext context)

get_pointer

public IRubyObject get_pointer(ThreadContext context,
                               IRubyObject offset)

putPointer

private void putPointer(ThreadContext context,
                        long offset,
                        IRubyObject value)

putPointer

private void putPointer(ThreadContext context,
                        long offset,
                        Pointer value)

write_pointer

public IRubyObject write_pointer(ThreadContext context,
                                 IRubyObject value)

put_pointer

public IRubyObject put_pointer(ThreadContext context,
                               IRubyObject value)

put_pointer

public IRubyObject put_pointer(ThreadContext context,
                               IRubyObject offset,
                               IRubyObject value)

get_array_of_pointer

public IRubyObject get_array_of_pointer(ThreadContext context,
                                        IRubyObject offset,
                                        IRubyObject length)

put_array_of_pointer

public IRubyObject put_array_of_pointer(ThreadContext context,
                                        IRubyObject offset,
                                        IRubyObject arrParam)

read_array_of_pointer

public IRubyObject read_array_of_pointer(ThreadContext context,
                                         IRubyObject length)

write_array_of_pointer

public IRubyObject write_array_of_pointer(ThreadContext context,
                                          IRubyObject arrParam)

put_callback

public IRubyObject put_callback(ThreadContext context,
                                IRubyObject offset,
                                IRubyObject proc,
                                IRubyObject cbInfo)

op_plus

public IRubyObject op_plus(ThreadContext context,
                           IRubyObject value)

order

public final IRubyObject order(ThreadContext context)

order

public final IRubyObject order(ThreadContext context,
                               IRubyObject byte_order)

to_ptr

public final IRubyObject to_ptr(ThreadContext context)

slice

public final IRubyObject slice(ThreadContext context,
                               IRubyObject offset,
                               IRubyObject size)

order

public abstract AbstractMemory order(Ruby runtime,
                                     java.nio.ByteOrder order)

slice

protected abstract AbstractMemory slice(Ruby runtime,
                                        long offset)

slice

protected abstract AbstractMemory slice(Ruby runtime,
                                        long offset,
                                        long size)

getPointer

protected abstract Pointer getPointer(Ruby runtime,
                                      long offset)

Class AbstractMemory

Nested Class Summary

Nested classes/interfaces inherited from class org.jruby.RubyObject

Nested classes/interfaces inherited from class org.jruby.RubyBasicObject

Field Summary

Fields inherited from class org.jruby.RubyObject

Fields inherited from class org.jruby.RubyBasicObject

Fields inherited from interface org.jruby.runtime.builtin.IRubyObject

Constructor Summary

Method Summary

Methods inherited from class org.jruby.ext.ffi.MemoryObject

Methods inherited from class org.jruby.RubyObject

Methods inherited from class org.jruby.RubyBasicObject

Methods inherited from class java.lang.Object

Field Detail

ABSTRACT_MEMORY_RUBY_CLASS

size

typeSize

Constructor Detail

AbstractMemory

AbstractMemory

Method Detail

createAbstractMemoryClass

calculateTypeSize

checkArray

checkArrayLength

allocateMemoryIO

getOffset

getSize

hash

to_s

aref

equals

op_equal

hashCode

clear

total

type_size

write_char

put_int8

put_int8

read_char

get_int8

get_int8

write_uchar

put_uint8

put_uint8

read_uchar

get_uint8

get_uint8

write_short

put_int16

put_int16

read_short

get_int16

get_int16

write_ushort

put_uint16

put_uint16

read_ushort

get_uint16

get_uint16

write_int

put_int32

put_int32

read_int

get_int32

get_int32

write_uint

put_uint32

put_uint32

read_uint

get_uint32

get_uint32

write_long_long

put_int64

put_int64

read_long_long

get_int64

get_int64