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ITypeMarshalBuffer.java
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ITypeMarshalBuffer.java
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/*******************************************************************************
* Copyright (c) 2009, 2014 Wind River Systems, Inc. and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Markus Schorn - initial API and implementation
* Thomas Corbat
* Sergey Prigogin (Google)
* Nathan Ridge
*******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser;
import org.eclipse.cdt.core.dom.ast.IBinding;
import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.core.dom.ast.IValue;
import org.eclipse.cdt.core.dom.ast.cpp.ICPPTemplateArgument;
import org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPEvaluation;
import org.eclipse.cdt.internal.core.dom.parser.cpp.ICPPExecution;
import org.eclipse.core.runtime.CoreException;
/**
* Buffer for marshalling and unmarshalling types.
*/
public interface ITypeMarshalBuffer {
final static byte BASIC_TYPE = 0x01, POINTER_TYPE = 0x02, ARRAY_TYPE = 0x03, CVQUALIFIER_TYPE = 0x04,
FUNCTION_TYPE = 0x05, REFERENCE_TYPE = 0x06, POINTER_TO_MEMBER_TYPE = 0x07, PACK_EXPANSION_TYPE = 0x08,
PROBLEM_TYPE = 0x09, VALUE = 0x0A, DEPENDENT_EXPRESSION_TYPE = 0x0B, UNKNOWN_MEMBER = 0x0C,
UNKNOWN_MEMBER_CLASS_INSTANCE = 0x0D, DEFERRED_CLASS_INSTANCE = 0x0E, TYPE_TRANSFORMATION = 0x0F,
UNKNOWN_MEMBER_TYPE = 0x10, INITIALIZER_LIST_TYPE = 0x11, DEFERRED_FUNCTION = 0x12,
DEFERRED_VARIABLE_INSTANCE = 0x13, PLACEHOLDER_TYPE = 0x14;
// Can add more types up to 0x1C, after that it will collide with TypeMarshalBuffer.UNSTORABLE_TYPE.
final static byte INTEGRAL_VALUE = 0x01, FLOATING_POINT_VALUE = 0x02, C_STRING_VALUE = 0x03, COMPOSITE_VALUE = 0x04,
DEPENDENT_VALUE = 0x05;
// Can add more values up to 0x1C, after that it will collide with TypeMarshalBuffer.UNSTORABLE_TYPE.
final static byte EVAL_BINARY = 0x01, EVAL_BINARY_TYPE_ID = 0x02, EVAL_BINDING = 0x03, EVAL_COMMA = 0x04,
EVAL_COMPOUND = 0x05, EVAL_CONDITIONAL = 0x06, EVAL_FIXED = 0x07, EVAL_FUNCTION_CALL = 0x08,
EVAL_FUNCTION_SET = 0x09, EVAL_ID = 0x0A, EVAL_INIT_LIST = 0x0B, EVAL_MEMBER_ACCESS = 0x0C,
EVAL_PACK_EXPANSION = 0x0D, EVAL_TYPE_ID = 0x0E, EVAL_UNARY = 0x0F, EVAL_UNARY_TYPE_ID = 0x10,
EVAL_CONSTRUCTOR = 0x11, EVAL_REFERENCE = 0x12, EVAL_POINTER = 0x13, EVAL_COMPOSITE_ACCESS = 0x14,
EVAL_NARY_TYPE_ID = 0x15, EVAL_PACK_ACCESS = 0x16, EVAL_FOLD_EXPRESSION = 0x17;
// Can add more evaluations up to 0x1C, after that it will collide with TypeMarshalBuffer.UNSTORABLE_TYPE.
final static byte EXEC_COMPOUND_STATEMENT = 0x01, EXEC_BREAK = 0x02, EXEC_CASE = 0x03, EXEC_CONTINUE = 0x04,
EXEC_DECLARATION_STATEMENT = 0x05, EXEC_DECLARATOR = 0x06, EXEC_DEFAULT = 0x07,
EXEC_SIMPLE_DECLARATION = 0x08, EXEC_RETURN = 0x09, EXEC_EXPRESSION_STATEMENT = 0x0A, EXEC_IF = 0x0B,
EXEC_WHILE = 0x0C, EXEC_DO = 0x0D, EXEC_FOR = 0x0E, EXEC_RANGE_BASED_FOR = 0x0F, EXEC_SWITCH = 0x10,
EXEC_CONSTRUCTOR_CHAIN = 0x11, EXEC_INCOMPLETE = 0x12, EXEC_BUILTIN = 0x13;
// Can add more executions up to 0x1C, after that it will collide with TypeMarshalBuffer.UNSTORABLE_TYPE.
static final short KIND_MASK = 0x001F;
final static short FLAG1 = 0x0020;
final static short FLAG2 = 0x0040;
final static short FLAG3 = 0x0080;
final static short FLAG4 = 0x0100;
final static short FLAG5 = 0x0200;
final static short FLAG6 = 0x0400;
final static short FLAG7 = 0x0800;
final static short FLAG8 = 0x1000;
final static short FLAG9 = 0x2000;
final static short FIRST_FLAG = FLAG1;
final static short SECOND_LAST_FLAG = FLAG8;
final static short LAST_FLAG = FLAG9;
CoreException unmarshallingError();
IType unmarshalType() throws CoreException;
IValue unmarshalValue() throws CoreException;
IBinding unmarshalBinding() throws CoreException;
ICPPEvaluation unmarshalEvaluation() throws CoreException;
ICPPExecution unmarshalExecution() throws CoreException;
ICPPTemplateArgument unmarshalTemplateArgument() throws CoreException;
int getByte() throws CoreException;
int getFixedInt() throws CoreException;
/**
* Reads a 16-bit integer stored in the variable length base-128 encoding.
*/
public short getShort() throws CoreException;
/**
* Reads a 32-bit integer stored in the variable length base-128 encoding.
*/
public int getInt() throws CoreException;
/**
* Reads a 64-bit integer stored in the variable length base-128 encoding.
*/
public long getLong() throws CoreException;
char[] getCharArray() throws CoreException;
void marshalType(IType type) throws CoreException;
void marshalValue(IValue value) throws CoreException;
void marshalBinding(IBinding binding) throws CoreException;
void marshalEvaluation(ICPPEvaluation eval, boolean includeValue) throws CoreException;
void marshalExecution(ICPPExecution exec, boolean includeValue) throws CoreException;
void marshalTemplateArgument(ICPPTemplateArgument arg) throws CoreException;
void putByte(byte data);
void putFixedInt(int data);
/**
* Writes a 16-bit integer in the variable length base-128 encoding.
* @param value the value to write
*/
public void putShort(short value);
/**
* Writes a 32-bit integer in the variable length base-128 encoding. Each byte, except the last
* byte, has the most significant bit set – this indicates that there are further bytes to come.
* The lower 7 bits of each byte are used to store the two-complement representation of
* the number in groups of 7 bits, least significant group first.
*
* <p>Here is number of bytes depending on the encoded value:
* <pre>
* Value Number of bytes
* [0,127] 1
* [128,16383] 2
* [16384,2097151] 3
* [2097152,268435455] 4
* [268435456,Integer.MAX_VALUE] 5
* negative 5
* </pre>
*
* @param value the value to write
*/
public void putInt(int value);
/**
* Writes a 64-bit integer in the variable length base-128 encoding. Each byte, except the last
* byte, has the most significant bit set – this indicates that there are further bytes to come.
* The lower 7 bits of each byte are used to store the two-complement representation of
* the number in groups of 7 bits, least significant group first.
*
* <p>Here is number of bytes depending on the encoded value:
* <pre>
* Value Number of bytes
* [0,127] 1
* [128,16383] 2
* [16384,2097151] 3
* [2097152,268435455] 4
* [268435456,2^35-1] 5
* [2^35,2^42-1] 6
* [2^42,2^49-1] 7
* [2^49,2^56-1] 8
* [2^56,2^63-1] 9
* negative 10
* </pre>
*
* @param value the value to write
*/
public void putLong(long value);
void putCharArray(char[] data);
}