1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22/* 23 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27#ifndef _LIBZFS_JNI_UTIL_H 28#define _LIBZFS_JNI_UTIL_H 29 30#pragma ident "%Z%%M% %I% %E% SMI" 31 32#include <jni.h> 33#include <regex.h> 34#include <libnvpair.h> 35#include <libzfs.h> 36 37#ifdef __cplusplus 38extern "C" { 39#endif 40 41/* 42 * Constants 43 */ 44 45#define ZFSJNI_PACKAGE_DATA "com/sun/zfs/common/model/" 46 47/* 48 * Types 49 */ 50 51typedef struct zjni_Object { 52 jclass class; 53 jobject object; 54 jmethodID constructor; 55} zjni_Object_t; 56 57typedef struct zjni_Collection { 58 zjni_Object_t super; 59 60 jmethodID method_add; 61 jmethodID method_size; 62 jmethodID method_toArray; 63} zjni_Collection_t; 64 65typedef struct zjni_ArrayList { 66 zjni_Collection_t super; 67} zjni_ArrayList_t; 68 69typedef struct zjni_DatasetSet { 70 zjni_Collection_t super; 71} zjni_DatasetSet_t; 72 73typedef struct zjni_ArrayCallbackData { 74 JNIEnv *env; 75 zjni_Collection_t *list; 76} zjni_ArrayCallbackData_t; 77 78typedef struct zjni_field_mapping { 79 int value; 80 char *name; 81} zjni_field_mapping_t; 82 83/* Signature for function to free data */ 84typedef void (*zjni_free_f)(void *); 85 86/* 87 * Function prototypes 88 */ 89 90void zjni_free_array(void **array, zjni_free_f); 91void zjni_throw_exception(JNIEnv *, const char *, ...); 92jstring zjni_get_matched_string(JNIEnv *, char *, regmatch_t *); 93void zjni_get_dataset_from_snapshot(const char *, char *, size_t); 94jobjectArray zjni_Collection_to_array(JNIEnv *, zjni_Collection_t *, char *); 95void zjni_new_ArrayList(JNIEnv *, zjni_ArrayList_t *); 96void zjni_new_DatasetSet(JNIEnv *, zjni_DatasetSet_t *); 97jobject zjni_int_to_boolean(JNIEnv *, uint64_t); 98jobject zjni_int_to_enum( 99 JNIEnv *, int, char *, char *, zjni_field_mapping_t *); 100jobject zjni_str_to_long(JNIEnv *, char *); 101jobject zjni_long_to_Long(JNIEnv *, uint64_t); 102jobject zjni_str_to_date(JNIEnv *, char *); 103jobjectArray zjni_c_string_array_to_java(JNIEnv *, char **, int); 104char **zjni_java_string_array_to_c(JNIEnv *, jobjectArray); 105int zjni_count_elements(void **); 106nvpair_t *zjni_nvlist_walk_nvpair( 107 nvlist_t *, const char *, data_type_t, nvpair_t *); 108 109extern libzfs_handle_t *g_zfs; 110 111#ifdef __cplusplus 112} 113#endif 114 115#endif /* _LIBZFS_JNI_UTIL_H */ 116