зеркало из https://github.com/mozilla/gecko-dev.git
244 строки
8.3 KiB
C
244 строки
8.3 KiB
C
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/*******************************************************************************
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* Java Runtime Interface
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******************************************************************************/
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#ifndef JRITYPES_H
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#define JRITYPES_H
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#include "jri_md.h"
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#include "jni.h"
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#include <stddef.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*******************************************************************************
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* Types
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******************************************************************************/
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struct JRIEnvInterface;
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typedef void* JRIRef;
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typedef void* JRIGlobalRef;
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typedef jint JRIFieldID;
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typedef jint JRIMethodID;
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/* synonyms: */
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typedef JRIGlobalRef jglobal;
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typedef union JRIValue {
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jbool z;
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jbyte b;
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jchar c;
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jshort s;
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jint i;
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jlong l;
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jfloat f;
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jdouble d;
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jref r;
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} JRIValue;
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typedef enum JRIBoolean {
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JRIFalse = 0,
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JRITrue = 1
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} JRIBoolean;
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typedef enum JRIConstant {
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JRIUninitialized = -1
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} JRIConstant;
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/* convenience types (these must be distinct struct types for c++ overloading): */
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#if 0 /* now in jni.h */
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typedef struct jbooleanArrayStruct* jbooleanArray;
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typedef struct jbyteArrayStruct* jbyteArray;
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typedef struct jcharArrayStruct* jcharArray;
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typedef struct jshortArrayStruct* jshortArray;
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typedef struct jintArrayStruct* jintArray;
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typedef struct jlongArrayStruct* jlongArray;
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typedef struct jfloatArrayStruct* jfloatArray;
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typedef struct jdoubleArrayStruct* jdoubleArray;
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typedef struct jobjectArrayStruct* jobjectArray;
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#endif
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typedef struct jstringArrayStruct* jstringArray;
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typedef struct jarrayArrayStruct* jarrayArray;
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#define JRIConstructorMethodName "<init>"
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/*******************************************************************************
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* Signature Construction Macros
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******************************************************************************/
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/*
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** These macros can be used to construct signature strings. Hopefully their names
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** are a little easier to remember than the single character they correspond to.
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** For example, to specify the signature of the method:
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**
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** public int read(byte b[], int off, int len);
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**
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** you could write something like this in C:
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**
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** char* readSig = JRISigMethod(JRISigArray(JRISigByte)
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** JRISigInt
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** JRISigInt) JRISigInt;
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**
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** Of course, don't put commas between the types.
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*/
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#define JRISigArray(T) "[" T
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#define JRISigByte "B"
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#define JRISigChar "C"
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#define JRISigClass(name) "L" name ";"
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#define JRISigFloat "F"
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#define JRISigDouble "D"
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#define JRISigMethod(args) "(" args ")"
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#define JRISigNoArgs ""
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#define JRISigInt "I"
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#define JRISigLong "J"
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#define JRISigShort "S"
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#define JRISigVoid "V"
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#define JRISigBoolean "Z"
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/*******************************************************************************
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* Environments
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******************************************************************************/
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extern JRI_PUBLIC_API(const struct JRIEnvInterface**)
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JRI_GetCurrentEnv(void);
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/*******************************************************************************
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* Specific Scalar Array Types
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******************************************************************************/
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/*
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** The JRI Native Method Interface does not support boolean arrays. This
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** is to allow Java runtime implementations to optimize boolean array
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** storage. Using the ScalarArray operations on boolean arrays is bound
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** to fail, so convert any boolean arrays to byte arrays in Java before
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** passing them to a native method.
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*/
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#define JRI_NewByteArray(env, length, initialValues) \
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JRI_NewScalarArray(env, length, JRISigByte, (jbyte*)(initialValues))
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#define JRI_GetByteArrayLength(env, array) \
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JRI_GetScalarArrayLength(env, array)
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#define JRI_GetByteArrayElements(env, array) \
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JRI_GetScalarArrayElements(env, array)
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#define JRI_NewCharArray(env, length, initialValues) \
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JRI_NewScalarArray(env, ((length) * sizeof(jchar)), JRISigChar, (jbyte*)(initialValues))
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#define JRI_GetCharArrayLength(env, array) \
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JRI_GetScalarArrayLength(env, array)
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#define JRI_GetCharArrayElements(env, array) \
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((jchar*)JRI_GetScalarArrayElements(env, array))
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#define JRI_NewShortArray(env, length, initialValues) \
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JRI_NewScalarArray(env, ((length) * sizeof(jshort)), JRISigShort, (jbyte*)(initialValues))
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#define JRI_GetShortArrayLength(env, array) \
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JRI_GetScalarArrayLength(env, array)
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#define JRI_GetShortArrayElements(env, array) \
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((jshort*)JRI_GetScalarArrayElements(env, array))
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#define JRI_NewIntArray(env, length, initialValues) \
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JRI_NewScalarArray(env, ((length) * sizeof(jint)), JRISigInt, (jbyte*)(initialValues))
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#define JRI_GetIntArrayLength(env, array) \
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JRI_GetScalarArrayLength(env, array)
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#define JRI_GetIntArrayElements(env, array) \
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((jint*)JRI_GetScalarArrayElements(env, array))
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#define JRI_NewLongArray(env, length, initialValues) \
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JRI_NewScalarArray(env, ((length) * sizeof(jlong)), JRISigLong, (jbyte*)(initialValues))
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#define JRI_GetLongArrayLength(env, array) \
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JRI_GetScalarArrayLength(env, array)
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#define JRI_GetLongArrayElements(env, array) \
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((jlong*)JRI_GetScalarArrayElements(env, array))
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#define JRI_NewFloatArray(env, length, initialValues) \
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JRI_NewScalarArray(env, ((length) * sizeof(jfloat)), JRISigFloat, (jbyte*)(initialValues))
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#define JRI_GetFloatArrayLength(env, array) \
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JRI_GetScalarArrayLength(env, array)
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#define JRI_GetFloatArrayElements(env, array) \
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((jfloat*)JRI_GetScalarArrayElements(env, array))
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#define JRI_NewDoubleArray(env, length, initialValues) \
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JRI_NewScalarArray(env, ((length) * sizeof(jdouble)), JRISigDouble, (jbyte*)(initialValues))
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#define JRI_GetDoubleArrayLength(env, array) \
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JRI_GetScalarArrayLength(env, array)
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#define JRI_GetDoubleArrayElements(env, array) \
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((jdouble*)JRI_GetScalarArrayElements(env, array))
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/******************************************************************************/
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/*
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** JDK Stuff -- This stuff is still needed while we're using the JDK
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** dynamic linking strategy to call native methods.
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*/
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typedef union JRI_JDK_stack_item {
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/* Non pointer items */
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jint i;
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jfloat f;
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jint o;
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/* Pointer items */
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void *h;
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void *p;
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unsigned char *addr;
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#ifdef IS_64
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double d;
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long l; /* == 64bits! */
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#endif
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} JRI_JDK_stack_item;
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typedef union JRI_JDK_Java8Str {
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jint x[2];
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jdouble d;
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jlong l;
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void *p;
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float f;
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} JRI_JDK_Java8;
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/******************************************************************************/
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#ifdef __cplusplus
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}
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#endif
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#endif /* JRITYPES_H */
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/******************************************************************************/
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