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authorThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:45 -0800
committerThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:45 -0800
commitd83a98f4ce9cfa908f5c54bbd70f03eec07e7553 (patch)
tree4b825dc642cb6eb9a060e54bf8d69288fbee4904 /core/jni/android_os_StatFs.cpp
parent076357b8567458d4b6dfdcf839ef751634cd2bfb (diff)
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auto import from //depot/cupcake/@135843
Diffstat (limited to 'core/jni/android_os_StatFs.cpp')
-rw-r--r--core/jni/android_os_StatFs.cpp163
1 files changed, 0 insertions, 163 deletions
diff --git a/core/jni/android_os_StatFs.cpp b/core/jni/android_os_StatFs.cpp
deleted file mode 100644
index c658aa5..0000000
--- a/core/jni/android_os_StatFs.cpp
+++ /dev/null
@@ -1,163 +0,0 @@
-/*
- * Copyright 2007, The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#if INCLUDE_SYS_MOUNT_FOR_STATFS
-#include <sys/mount.h>
-#else
-#include <sys/statfs.h>
-#endif
-
-#include <errno.h>
-
-#include "jni.h"
-#include "JNIHelp.h"
-#include "android_runtime/AndroidRuntime.h"
-
-
-namespace android
-{
-
-// ----------------------------------------------------------------------------
-
-struct fields_t {
- jfieldID context;
-};
-static fields_t fields;
-
-// ----------------------------------------------------------------------------
-
-static jint
-android_os_StatFs_getBlockSize(JNIEnv *env, jobject thiz)
-{
- struct statfs *stat = (struct statfs *)env->GetIntField(thiz, fields.context);
- return stat->f_bsize;
-}
-
-static jint
-android_os_StatFs_getBlockCount(JNIEnv *env, jobject thiz)
-{
- struct statfs *stat = (struct statfs *)env->GetIntField(thiz, fields.context);
- return stat->f_blocks;
-}
-
-static jint
-android_os_StatFs_getFreeBlocks(JNIEnv *env, jobject thiz)
-{
- struct statfs *stat = (struct statfs *)env->GetIntField(thiz, fields.context);
- return stat->f_bfree;
-}
-
-static jint
-android_os_StatFs_getAvailableBlocks(JNIEnv *env, jobject thiz)
-{
- struct statfs *stat = (struct statfs *)env->GetIntField(thiz, fields.context);
- return stat->f_bavail;
-}
-
-static void
-android_os_StatFs_native_restat(JNIEnv *env, jobject thiz, jstring path)
-{
- if (path == NULL) {
- jniThrowException(env, "java/lang/IllegalArgumentException", NULL);
- return;
- }
-
- // get the object handle
- struct statfs *stat = (struct statfs *)env->GetIntField(thiz, fields.context);
- if (stat == NULL) {
- jniThrowException(env, "java/lang/NoSuchFieldException", NULL);
- return;
- }
-
- const char* pathstr = env->GetStringUTFChars(path, NULL);
- if (pathstr == NULL) {
- jniThrowException(env, "java/lang/RuntimeException", "Out of memory");
- return;
- }
-
- // note that stat will contain the new file data corresponding to
- // pathstr
- if (statfs(pathstr, stat) != 0) {
- LOGE("statfs %s failed, errno: %d", pathstr, errno);
- delete stat;
- env->SetIntField(thiz, fields.context, 0);
- jniThrowException(env, "java/lang/IllegalArgumentException", NULL);
- }
- // Release pathstr
- env->ReleaseStringUTFChars(path, pathstr);
-}
-
-static void
-android_os_StatFs_native_setup(JNIEnv *env, jobject thiz, jstring path)
-{
- if (path == NULL) {
- jniThrowException(env, "java/lang/IllegalArgumentException", NULL);
- return;
- }
-
- struct statfs* stat = new struct statfs;
- if (stat == NULL) {
- jniThrowException(env, "java/lang/RuntimeException", "Out of memory");
- return;
- }
- env->SetIntField(thiz, fields.context, (int)stat);
- android_os_StatFs_native_restat(env, thiz, path);
-}
-
-static void
-android_os_StatFs_native_finalize(JNIEnv *env, jobject thiz)
-{
- struct statfs *stat = (struct statfs *)env->GetIntField(thiz, fields.context);
- if (stat != NULL) {
- delete stat;
- env->SetIntField(thiz, fields.context, 0);
- }
-}
-
-// ----------------------------------------------------------------------------
-
-static JNINativeMethod gMethods[] = {
- {"getBlockSize", "()I", (void *)android_os_StatFs_getBlockSize},
- {"getBlockCount", "()I", (void *)android_os_StatFs_getBlockCount},
- {"getFreeBlocks", "()I", (void *)android_os_StatFs_getFreeBlocks},
- {"getAvailableBlocks", "()I", (void *)android_os_StatFs_getAvailableBlocks},
- {"native_setup", "(Ljava/lang/String;)V", (void *)android_os_StatFs_native_setup},
- {"native_finalize", "()V", (void *)android_os_StatFs_native_finalize},
- {"native_restat", "(Ljava/lang/String;)V", (void *)android_os_StatFs_native_restat},
-};
-
-
-int register_android_os_StatFs(JNIEnv *env)
-{
- jclass clazz;
-
- clazz = env->FindClass("android/os/StatFs");
- if (clazz == NULL) {
- LOGE("Can't find android/os/StatFs");
- return -1;
- }
-
- fields.context = env->GetFieldID(clazz, "mNativeContext", "I");
- if (fields.context == NULL) {
- LOGE("Can't find StatFs.mNativeContext");
- return -1;
- }
-
- return AndroidRuntime::registerNativeMethods(env,
- "android/os/StatFs", gMethods, NELEM(gMethods));
-}
-
-} // namespace android