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 #include <jni.h> 31 #include <regex.h> 32 #include <libnvpair.h> 33 #include <libzfs.h> 34 35 #ifdef __cplusplus 36 extern "C" { 37 #endif 38 39 /* 40 * Constants 41 */ 42 43 #define ZFSJNI_PACKAGE_DATA "com/sun/zfs/common/model/" 44 45 /* 46 * Types 47 */ 48 49 typedef struct zjni_Object { 50 jclass class; 51 jobject object; 52 jmethodID constructor; 53 } zjni_Object_t; 54 55 typedef struct zjni_Collection { 56 zjni_Object_t super; 57 58 jmethodID method_add; 59 jmethodID method_size; 60 jmethodID method_toArray; 61 } zjni_Collection_t; 62 63 typedef struct zjni_ArrayList { 64 zjni_Collection_t super; 65 } zjni_ArrayList_t; 66 67 typedef struct zjni_DatasetSet { 68 zjni_Collection_t super; 69 } zjni_DatasetSet_t; 70 71 typedef struct zjni_ArrayCallbackData { 72 JNIEnv *env; 73 zjni_Collection_t *list; 74 } zjni_ArrayCallbackData_t; 75 76 typedef struct zjni_field_mapping { 77 int value; 78 char *name; 79 } zjni_field_mapping_t; 80 81 /* Signature for function to free data */ 82 typedef void (*zjni_free_f)(void *); 83 84 /* 85 * Function prototypes 86 */ 87 88 void zjni_free_array(void **array, zjni_free_f); 89 void zjni_throw_exception(JNIEnv *, const char *, ...); 90 jstring zjni_get_matched_string(JNIEnv *, char *, regmatch_t *); 91 void zjni_get_dataset_from_snapshot(const char *, char *, size_t); 92 jobjectArray zjni_Collection_to_array(JNIEnv *, zjni_Collection_t *, char *); 93 void zjni_new_ArrayList(JNIEnv *, zjni_ArrayList_t *); 94 void zjni_new_DatasetSet(JNIEnv *, zjni_DatasetSet_t *); 95 jobject zjni_int_to_boolean(JNIEnv *, uint64_t); 96 jobject zjni_int_to_enum( 97 JNIEnv *, int, char *, char *, zjni_field_mapping_t *); 98 jobject zjni_str_to_long(JNIEnv *, char *); 99 jobject zjni_long_to_Long(JNIEnv *, uint64_t); 100 jobject zjni_str_to_date(JNIEnv *, char *); 101 jobjectArray zjni_c_string_array_to_java(JNIEnv *, char **, int); 102 char **zjni_java_string_array_to_c(JNIEnv *, jobjectArray); 103 int zjni_count_elements(void **); 104 nvpair_t *zjni_nvlist_walk_nvpair( 105 nvlist_t *, const char *, data_type_t, nvpair_t *); 106 107 extern libzfs_handle_t *g_zfs; 108 109 #ifdef __cplusplus 110 } 111 #endif 112 113 #endif /* _LIBZFS_JNI_UTIL_H */ 114