Mercurial > hg > release > icedtea7-forest-2.0 > jdk
view src/solaris/native/sun/nio/fs/GnomeFileTypeDetector.c @ 4534:8317cb1976d6
Support building using system GIO (USE_SYSTEM_GIO, GIO_CFLAGS, GIO_LIBS)
author | andrew |
---|---|
date | Tue, 16 Aug 2011 10:52:27 +0100 |
parents | 00cd9dc3c2b5 |
children | 6e4576191cff |
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/* * Copyright (c) 2008, 2009, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ #include "jni.h" #include "jni_util.h" #include "jvm.h" #include "jlong.h" #include <stdlib.h> #include <link.h> #ifdef __solaris__ #include <strings.h> #endif #ifdef __linux__ #include <string.h> #endif #include <gio/gio.h> #ifndef USE_SYSTEM_GIO #include <gio_fp.h> #endif /* Definitions for GNOME VFS */ typedef int gboolean; typedef gboolean (*gnome_vfs_init_function)(void); typedef const char* (*gnome_vfs_mime_type_from_name_function) (const char* filename); static gnome_vfs_init_function gnome_vfs_init; static gnome_vfs_mime_type_from_name_function gnome_vfs_mime_type_from_name; #include "sun_nio_fs_GnomeFileTypeDetector.h" JNIEXPORT jboolean JNICALL Java_sun_nio_fs_GnomeFileTypeDetector_initializeGio (JNIEnv* env, jclass this) { jboolean ret; #ifdef USE_SYSTEM_GIO ret = JNI_TRUE; #else ret = init(); #endif g_type_init (); return ret; } JNIEXPORT jbyteArray JNICALL Java_sun_nio_fs_GnomeFileTypeDetector_probeUsingGio (JNIEnv* env, jclass this, jlong pathAddress) { char* path = (char*)jlong_to_ptr(pathAddress); GFile* gfile; GFileInfo* gfileinfo; jbyteArray result = NULL; gfile = g_file_new_for_path (path); gfileinfo = g_file_query_info (gfile, G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE, G_FILE_QUERY_INFO_NONE, NULL, NULL); if (gfileinfo != NULL) { const char* mime = g_file_info_get_content_type (gfileinfo); if (mime != NULL) { jsize len = strlen(mime); result = (*env)->NewByteArray(env, len); if (result != NULL) { (*env)->SetByteArrayRegion(env, result, 0, len, (jbyte*)mime); } } g_object_unref (gfileinfo); } g_object_unref (gfile); return result; } JNIEXPORT jboolean JNICALL Java_sun_nio_fs_GnomeFileTypeDetector_initializeGnomeVfs (JNIEnv* env, jclass this) { void* vfs_handle; vfs_handle = dlopen("libgnomevfs-2.so", RTLD_LAZY); if (vfs_handle == NULL) { vfs_handle = dlopen("libgnomevfs-2.so.0", RTLD_LAZY); } if (vfs_handle == NULL) { return JNI_FALSE; } gnome_vfs_init = (gnome_vfs_init_function)dlsym(vfs_handle, "gnome_vfs_init"); gnome_vfs_mime_type_from_name = (gnome_vfs_mime_type_from_name_function) dlsym(vfs_handle, "gnome_vfs_mime_type_from_name"); if (gnome_vfs_init == NULL || gnome_vfs_mime_type_from_name == NULL) { dlclose(vfs_handle); return JNI_FALSE; } (*gnome_vfs_init)(); return JNI_TRUE; } JNIEXPORT jbyteArray JNICALL Java_sun_nio_fs_GnomeFileTypeDetector_probeUsingGnomeVfs (JNIEnv* env, jclass this, jlong pathAddress) { char* path = (char*)jlong_to_ptr(pathAddress); const char* mime = (*gnome_vfs_mime_type_from_name)(path); if (mime == NULL) { return NULL; } else { jbyteArray result; jsize len = strlen(mime); result = (*env)->NewByteArray(env, len); if (result != NULL) { (*env)->SetByteArrayRegion(env, result, 0, len, (jbyte*)mime); } return result; } }