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Diffstat (limited to 'src/moz-sdk/jritypes.h')
-rw-r--r-- | src/moz-sdk/jritypes.h | 243 |
1 files changed, 243 insertions, 0 deletions
diff --git a/src/moz-sdk/jritypes.h b/src/moz-sdk/jritypes.h new file mode 100644 index 0000000..2ef14ae --- /dev/null +++ b/src/moz-sdk/jritypes.h @@ -0,0 +1,243 @@ +/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is mozilla.org code. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1998 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ + +/******************************************************************************* + * Java Runtime Interface + ******************************************************************************/ + +#ifndef JRITYPES_H +#define JRITYPES_H + +#include "jri_md.h" +#include "jni.h" +#include <stddef.h> +#include <stdlib.h> +#include <stdarg.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/******************************************************************************* + * Types + ******************************************************************************/ + +struct JRIEnvInterface; + +typedef void* JRIRef; +typedef void* JRIGlobalRef; + +typedef jint JRIFieldID; +typedef jint JRIMethodID; + +/* synonyms: */ +typedef JRIGlobalRef jglobal; + +typedef union JRIValue { + jbool z; + jbyte b; + jchar c; + jshort s; + jint i; + jlong l; + jfloat f; + jdouble d; + jref r; +} JRIValue; + +typedef enum JRIBoolean { + JRIFalse = 0, + JRITrue = 1 +} JRIBoolean; + +typedef enum JRIConstant { + JRIUninitialized = -1 +} JRIConstant; + +/* convenience types (these must be distinct struct types for c++ overloading): */ +#if 0 /* now in jni.h */ +typedef struct jbooleanArrayStruct* jbooleanArray; +typedef struct jbyteArrayStruct* jbyteArray; +typedef struct jcharArrayStruct* jcharArray; +typedef struct jshortArrayStruct* jshortArray; +typedef struct jintArrayStruct* jintArray; +typedef struct jlongArrayStruct* jlongArray; +typedef struct jfloatArrayStruct* jfloatArray; +typedef struct jdoubleArrayStruct* jdoubleArray; +typedef struct jobjectArrayStruct* jobjectArray; +#endif +typedef struct jstringArrayStruct* jstringArray; +typedef struct jarrayArrayStruct* jarrayArray; + +#define JRIConstructorMethodName "<init>" + +/******************************************************************************* + * Signature Construction Macros + ******************************************************************************/ + +/* +** These macros can be used to construct signature strings. Hopefully their names +** are a little easier to remember than the single character they correspond to. +** For example, to specify the signature of the method: +** +** public int read(byte b[], int off, int len); +** +** you could write something like this in C: +** +** char* readSig = JRISigMethod(JRISigArray(JRISigByte) +** JRISigInt +** JRISigInt) JRISigInt; +** +** Of course, don't put commas between the types. +*/ +#define JRISigArray(T) "[" T +#define JRISigByte "B" +#define JRISigChar "C" +#define JRISigClass(name) "L" name ";" +#define JRISigFloat "F" +#define JRISigDouble "D" +#define JRISigMethod(args) "(" args ")" +#define JRISigNoArgs "" +#define JRISigInt "I" +#define JRISigLong "J" +#define JRISigShort "S" +#define JRISigVoid "V" +#define JRISigBoolean "Z" + +/******************************************************************************* + * Environments + ******************************************************************************/ + +extern JRI_PUBLIC_API(const struct JRIEnvInterface**) +JRI_GetCurrentEnv(void); + +/******************************************************************************* + * Specific Scalar Array Types + ******************************************************************************/ + +/* +** The JRI Native Method Interface does not support boolean arrays. This +** is to allow Java runtime implementations to optimize boolean array +** storage. Using the ScalarArray operations on boolean arrays is bound +** to fail, so convert any boolean arrays to byte arrays in Java before +** passing them to a native method. +*/ + +#define JRI_NewByteArray(env, length, initialValues) \ + JRI_NewScalarArray(env, length, JRISigByte, (jbyte*)(initialValues)) +#define JRI_GetByteArrayLength(env, array) \ + JRI_GetScalarArrayLength(env, array) +#define JRI_GetByteArrayElements(env, array) \ + JRI_GetScalarArrayElements(env, array) + +#define JRI_NewCharArray(env, length, initialValues) \ + JRI_NewScalarArray(env, ((length) * sizeof(jchar)), JRISigChar, (jbyte*)(initialValues)) +#define JRI_GetCharArrayLength(env, array) \ + JRI_GetScalarArrayLength(env, array) +#define JRI_GetCharArrayElements(env, array) \ + ((jchar*)JRI_GetScalarArrayElements(env, array)) + +#define JRI_NewShortArray(env, length, initialValues) \ + JRI_NewScalarArray(env, ((length) * sizeof(jshort)), JRISigShort, (jbyte*)(initialValues)) +#define JRI_GetShortArrayLength(env, array) \ + JRI_GetScalarArrayLength(env, array) +#define JRI_GetShortArrayElements(env, array) \ + ((jshort*)JRI_GetScalarArrayElements(env, array)) + +#define JRI_NewIntArray(env, length, initialValues) \ + JRI_NewScalarArray(env, ((length) * sizeof(jint)), JRISigInt, (jbyte*)(initialValues)) +#define JRI_GetIntArrayLength(env, array) \ + JRI_GetScalarArrayLength(env, array) +#define JRI_GetIntArrayElements(env, array) \ + ((jint*)JRI_GetScalarArrayElements(env, array)) + +#define JRI_NewLongArray(env, length, initialValues) \ + JRI_NewScalarArray(env, ((length) * sizeof(jlong)), JRISigLong, (jbyte*)(initialValues)) +#define JRI_GetLongArrayLength(env, array) \ + JRI_GetScalarArrayLength(env, array) +#define JRI_GetLongArrayElements(env, array) \ + ((jlong*)JRI_GetScalarArrayElements(env, array)) + +#define JRI_NewFloatArray(env, length, initialValues) \ + JRI_NewScalarArray(env, ((length) * sizeof(jfloat)), JRISigFloat, (jbyte*)(initialValues)) +#define JRI_GetFloatArrayLength(env, array) \ + JRI_GetScalarArrayLength(env, array) +#define JRI_GetFloatArrayElements(env, array) \ + ((jfloat*)JRI_GetScalarArrayElements(env, array)) + +#define JRI_NewDoubleArray(env, length, initialValues) \ + JRI_NewScalarArray(env, ((length) * sizeof(jdouble)), JRISigDouble, (jbyte*)(initialValues)) +#define JRI_GetDoubleArrayLength(env, array) \ + JRI_GetScalarArrayLength(env, array) +#define JRI_GetDoubleArrayElements(env, array) \ + ((jdouble*)JRI_GetScalarArrayElements(env, array)) + +/******************************************************************************/ +/* +** JDK Stuff -- This stuff is still needed while we're using the JDK +** dynamic linking strategy to call native methods. +*/ + +typedef union JRI_JDK_stack_item { + /* Non pointer items */ + jint i; + jfloat f; + jint o; + /* Pointer items */ + void *h; + void *p; + unsigned char *addr; +#ifdef IS_64 + double d; + long l; /* == 64bits! */ +#endif +} JRI_JDK_stack_item; + +typedef union JRI_JDK_Java8Str { + jint x[2]; + jdouble d; + jlong l; + void *p; + float f; +} JRI_JDK_Java8; + +/******************************************************************************/ +#ifdef __cplusplus +} +#endif +#endif /* JRITYPES_H */ +/******************************************************************************/ |