Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #define LOG_TAG "Parcel" |
| 18 | //#define LOG_NDEBUG 0 |
| 19 | |
| 20 | #include "android_os_Parcel.h" |
| 21 | #include "android_util_Binder.h" |
| 22 | |
| 23 | #include "JNIHelp.h" |
| 24 | |
| 25 | #include <fcntl.h> |
| 26 | #include <stdio.h> |
| 27 | #include <sys/stat.h> |
| 28 | #include <sys/types.h> |
| 29 | #include <unistd.h> |
| 30 | |
| 31 | #include <utils/Atomic.h> |
| 32 | #include <binder/IInterface.h> |
| 33 | #include <binder/IPCThreadState.h> |
| 34 | #include <utils/Log.h> |
| 35 | #include <utils/SystemClock.h> |
| 36 | #include <utils/List.h> |
| 37 | #include <utils/KeyedVector.h> |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 38 | #include <binder/Parcel.h> |
| 39 | #include <binder/ProcessState.h> |
| 40 | #include <binder/IServiceManager.h> |
| 41 | #include <utils/threads.h> |
| 42 | #include <utils/String8.h> |
| 43 | |
| 44 | #include <ScopedUtfChars.h> |
| 45 | #include <ScopedLocalRef.h> |
| 46 | |
| 47 | #include <android_runtime/AndroidRuntime.h> |
| 48 | |
Andreas Gampe | 987f79f | 2014-11-18 17:29:46 -0800 | [diff] [blame] | 49 | #include "core_jni_helpers.h" |
| 50 | |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 51 | //#undef ALOGV |
| 52 | //#define ALOGV(...) fprintf(stderr, __VA_ARGS__) |
| 53 | |
| 54 | #define DEBUG_DEATH 0 |
| 55 | #if DEBUG_DEATH |
| 56 | #define LOGDEATH ALOGD |
| 57 | #else |
| 58 | #define LOGDEATH ALOGV |
| 59 | #endif |
| 60 | |
| 61 | namespace android { |
| 62 | |
| 63 | static struct parcel_offsets_t |
| 64 | { |
Insun Kang | 8902097 | 2012-05-01 14:13:19 +0900 | [diff] [blame] | 65 | jclass clazz; |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 66 | jfieldID mNativePtr; |
Insun Kang | 8902097 | 2012-05-01 14:13:19 +0900 | [diff] [blame] | 67 | jmethodID obtain; |
| 68 | jmethodID recycle; |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 69 | } gParcelOffsets; |
| 70 | |
| 71 | Parcel* parcelForJavaObject(JNIEnv* env, jobject obj) |
| 72 | { |
| 73 | if (obj) { |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 74 | Parcel* p = (Parcel*)env->GetLongField(obj, gParcelOffsets.mNativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 75 | if (p != NULL) { |
| 76 | return p; |
| 77 | } |
| 78 | jniThrowException(env, "java/lang/IllegalStateException", "Parcel has been finalized!"); |
| 79 | } |
| 80 | return NULL; |
| 81 | } |
| 82 | |
Insun Kang | 8902097 | 2012-05-01 14:13:19 +0900 | [diff] [blame] | 83 | jobject createJavaParcelObject(JNIEnv* env) |
| 84 | { |
| 85 | return env->CallStaticObjectMethod(gParcelOffsets.clazz, gParcelOffsets.obtain); |
| 86 | } |
| 87 | |
| 88 | void recycleJavaParcelObject(JNIEnv* env, jobject parcelObj) |
| 89 | { |
| 90 | env->CallVoidMethod(parcelObj, gParcelOffsets.recycle); |
| 91 | } |
| 92 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 93 | static jint android_os_Parcel_dataSize(JNIEnv* env, jclass clazz, jlong nativePtr) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 94 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 95 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 96 | return parcel ? parcel->dataSize() : 0; |
| 97 | } |
| 98 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 99 | static jint android_os_Parcel_dataAvail(JNIEnv* env, jclass clazz, jlong nativePtr) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 100 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 101 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 102 | return parcel ? parcel->dataAvail() : 0; |
| 103 | } |
| 104 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 105 | static jint android_os_Parcel_dataPosition(JNIEnv* env, jclass clazz, jlong nativePtr) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 106 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 107 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 108 | return parcel ? parcel->dataPosition() : 0; |
| 109 | } |
| 110 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 111 | static jint android_os_Parcel_dataCapacity(JNIEnv* env, jclass clazz, jlong nativePtr) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 112 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 113 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 114 | return parcel ? parcel->dataCapacity() : 0; |
| 115 | } |
| 116 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 117 | static void android_os_Parcel_setDataSize(JNIEnv* env, jclass clazz, jlong nativePtr, jint size) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 118 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 119 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 120 | if (parcel != NULL) { |
| 121 | const status_t err = parcel->setDataSize(size); |
| 122 | if (err != NO_ERROR) { |
| 123 | signalExceptionForError(env, clazz, err); |
| 124 | } |
| 125 | } |
| 126 | } |
| 127 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 128 | static void android_os_Parcel_setDataPosition(JNIEnv* env, jclass clazz, jlong nativePtr, jint pos) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 129 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 130 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 131 | if (parcel != NULL) { |
| 132 | parcel->setDataPosition(pos); |
| 133 | } |
| 134 | } |
| 135 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 136 | static void android_os_Parcel_setDataCapacity(JNIEnv* env, jclass clazz, jlong nativePtr, jint size) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 137 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 138 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 139 | if (parcel != NULL) { |
| 140 | const status_t err = parcel->setDataCapacity(size); |
| 141 | if (err != NO_ERROR) { |
| 142 | signalExceptionForError(env, clazz, err); |
| 143 | } |
| 144 | } |
| 145 | } |
| 146 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 147 | static jboolean android_os_Parcel_pushAllowFds(JNIEnv* env, jclass clazz, jlong nativePtr, jboolean allowFds) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 148 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 149 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 150 | jboolean ret = JNI_TRUE; |
| 151 | if (parcel != NULL) { |
| 152 | ret = (jboolean)parcel->pushAllowFds(allowFds); |
| 153 | } |
| 154 | return ret; |
| 155 | } |
| 156 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 157 | static void android_os_Parcel_restoreAllowFds(JNIEnv* env, jclass clazz, jlong nativePtr, jboolean lastValue) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 158 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 159 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 160 | if (parcel != NULL) { |
| 161 | parcel->restoreAllowFds((bool)lastValue); |
| 162 | } |
| 163 | } |
| 164 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 165 | static void android_os_Parcel_writeNative(JNIEnv* env, jclass clazz, jlong nativePtr, jobject data, |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 166 | jint offset, jint length) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 167 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 168 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 169 | if (parcel == NULL) { |
| 170 | return; |
| 171 | } |
| 172 | |
| 173 | const status_t err = parcel->writeInt32(length); |
| 174 | if (err != NO_ERROR) { |
| 175 | signalExceptionForError(env, clazz, err); |
| 176 | return; |
| 177 | } |
| 178 | |
| 179 | void* dest = parcel->writeInplace(length); |
| 180 | if (dest == NULL) { |
| 181 | signalExceptionForError(env, clazz, NO_MEMORY); |
| 182 | return; |
| 183 | } |
| 184 | |
| 185 | jbyte* ar = (jbyte*)env->GetPrimitiveArrayCritical((jarray)data, 0); |
| 186 | if (ar) { |
| 187 | memcpy(dest, ar + offset, length); |
| 188 | env->ReleasePrimitiveArrayCritical((jarray)data, ar, 0); |
| 189 | } |
| 190 | } |
| 191 | |
Sandeep Siddhartha | 90d7a3e | 2014-07-25 16:19:42 -0700 | [diff] [blame] | 192 | static void android_os_Parcel_writeBlob(JNIEnv* env, jclass clazz, jlong nativePtr, jobject data, |
| 193 | jint offset, jint length) { |
| 194 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
| 195 | if (parcel == NULL) { |
| 196 | return; |
| 197 | } |
| 198 | |
Sandeep Siddhartha | 39c12fa | 2014-07-25 18:37:29 -0700 | [diff] [blame] | 199 | if (data == NULL) { |
| 200 | const status_t err = parcel->writeInt32(-1); |
| 201 | if (err != NO_ERROR) { |
| 202 | signalExceptionForError(env, clazz, err); |
| 203 | } |
| 204 | return; |
| 205 | } |
| 206 | |
Sandeep Siddhartha | 90d7a3e | 2014-07-25 16:19:42 -0700 | [diff] [blame] | 207 | const status_t err = parcel->writeInt32(length); |
| 208 | if (err != NO_ERROR) { |
| 209 | signalExceptionForError(env, clazz, err); |
| 210 | return; |
| 211 | } |
| 212 | |
| 213 | android::Parcel::WritableBlob blob; |
| 214 | android::status_t err2 = parcel->writeBlob(length, &blob); |
| 215 | if (err2 != NO_ERROR) { |
| 216 | signalExceptionForError(env, clazz, err2); |
| 217 | return; |
| 218 | } |
| 219 | |
| 220 | jbyte* ar = (jbyte*)env->GetPrimitiveArrayCritical((jarray)data, 0); |
| 221 | if (ar == NULL) { |
| 222 | memset(blob.data(), 0, length); |
| 223 | } else { |
| 224 | memcpy(blob.data(), ar + offset, length); |
| 225 | env->ReleasePrimitiveArrayCritical((jarray)data, ar, 0); |
| 226 | } |
| 227 | |
| 228 | blob.release(); |
| 229 | } |
| 230 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 231 | static void android_os_Parcel_writeInt(JNIEnv* env, jclass clazz, jlong nativePtr, jint val) { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 232 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
| 233 | const status_t err = parcel->writeInt32(val); |
| 234 | if (err != NO_ERROR) { |
| 235 | signalExceptionForError(env, clazz, err); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 236 | } |
| 237 | } |
| 238 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 239 | static void android_os_Parcel_writeLong(JNIEnv* env, jclass clazz, jlong nativePtr, jlong val) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 240 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 241 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 242 | if (parcel != NULL) { |
| 243 | const status_t err = parcel->writeInt64(val); |
| 244 | if (err != NO_ERROR) { |
| 245 | signalExceptionForError(env, clazz, err); |
| 246 | } |
| 247 | } |
| 248 | } |
| 249 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 250 | static void android_os_Parcel_writeFloat(JNIEnv* env, jclass clazz, jlong nativePtr, jfloat val) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 251 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 252 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 253 | if (parcel != NULL) { |
| 254 | const status_t err = parcel->writeFloat(val); |
| 255 | if (err != NO_ERROR) { |
| 256 | signalExceptionForError(env, clazz, err); |
| 257 | } |
| 258 | } |
| 259 | } |
| 260 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 261 | static void android_os_Parcel_writeDouble(JNIEnv* env, jclass clazz, jlong nativePtr, jdouble val) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 262 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 263 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 264 | if (parcel != NULL) { |
| 265 | const status_t err = parcel->writeDouble(val); |
| 266 | if (err != NO_ERROR) { |
| 267 | signalExceptionForError(env, clazz, err); |
| 268 | } |
| 269 | } |
| 270 | } |
| 271 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 272 | static void android_os_Parcel_writeString(JNIEnv* env, jclass clazz, jlong nativePtr, jstring val) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 273 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 274 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 275 | if (parcel != NULL) { |
| 276 | status_t err = NO_MEMORY; |
| 277 | if (val) { |
| 278 | const jchar* str = env->GetStringCritical(val, 0); |
| 279 | if (str) { |
Dan Albert | 6698749 | 2014-11-20 11:41:21 -0800 | [diff] [blame] | 280 | err = parcel->writeString16( |
| 281 | reinterpret_cast<const char16_t*>(str), |
| 282 | env->GetStringLength(val)); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 283 | env->ReleaseStringCritical(val, str); |
| 284 | } |
| 285 | } else { |
| 286 | err = parcel->writeString16(NULL, 0); |
| 287 | } |
| 288 | if (err != NO_ERROR) { |
| 289 | signalExceptionForError(env, clazz, err); |
| 290 | } |
| 291 | } |
| 292 | } |
| 293 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 294 | static void android_os_Parcel_writeStrongBinder(JNIEnv* env, jclass clazz, jlong nativePtr, jobject object) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 295 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 296 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 297 | if (parcel != NULL) { |
| 298 | const status_t err = parcel->writeStrongBinder(ibinderForJavaObject(env, object)); |
| 299 | if (err != NO_ERROR) { |
| 300 | signalExceptionForError(env, clazz, err); |
| 301 | } |
| 302 | } |
| 303 | } |
| 304 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 305 | static void android_os_Parcel_writeFileDescriptor(JNIEnv* env, jclass clazz, jlong nativePtr, jobject object) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 306 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 307 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 308 | if (parcel != NULL) { |
| 309 | const status_t err = |
| 310 | parcel->writeDupFileDescriptor(jniGetFDFromFileDescriptor(env, object)); |
| 311 | if (err != NO_ERROR) { |
| 312 | signalExceptionForError(env, clazz, err); |
| 313 | } |
| 314 | } |
| 315 | } |
| 316 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 317 | static jbyteArray android_os_Parcel_createByteArray(JNIEnv* env, jclass clazz, jlong nativePtr) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 318 | { |
| 319 | jbyteArray ret = NULL; |
| 320 | |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 321 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 322 | if (parcel != NULL) { |
| 323 | int32_t len = parcel->readInt32(); |
| 324 | |
| 325 | // sanity check the stored length against the true data size |
| 326 | if (len >= 0 && len <= (int32_t)parcel->dataAvail()) { |
| 327 | ret = env->NewByteArray(len); |
| 328 | |
| 329 | if (ret != NULL) { |
| 330 | jbyte* a2 = (jbyte*)env->GetPrimitiveArrayCritical(ret, 0); |
| 331 | if (a2) { |
| 332 | const void* data = parcel->readInplace(len); |
| 333 | memcpy(a2, data, len); |
| 334 | env->ReleasePrimitiveArrayCritical(ret, a2, 0); |
| 335 | } |
| 336 | } |
| 337 | } |
| 338 | } |
| 339 | |
| 340 | return ret; |
| 341 | } |
| 342 | |
Sandeep Siddhartha | 90d7a3e | 2014-07-25 16:19:42 -0700 | [diff] [blame] | 343 | static jbyteArray android_os_Parcel_readBlob(JNIEnv* env, jclass clazz, jlong nativePtr) |
| 344 | { |
| 345 | jbyteArray ret = NULL; |
| 346 | |
| 347 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
| 348 | if (parcel != NULL) { |
| 349 | int32_t len = parcel->readInt32(); |
| 350 | if (len >= 0) { |
| 351 | android::Parcel::ReadableBlob blob; |
| 352 | android::status_t err = parcel->readBlob(len, &blob); |
| 353 | if (err != NO_ERROR) { |
| 354 | signalExceptionForError(env, clazz, err); |
| 355 | return NULL; |
| 356 | } |
| 357 | |
| 358 | ret = env->NewByteArray(len); |
| 359 | if (ret != NULL) { |
| 360 | jbyte* a2 = (jbyte*)env->GetPrimitiveArrayCritical(ret, 0); |
| 361 | if (a2) { |
| 362 | memcpy(a2, blob.data(), len); |
| 363 | env->ReleasePrimitiveArrayCritical(ret, a2, 0); |
| 364 | } |
| 365 | } |
| 366 | blob.release(); |
| 367 | } |
| 368 | } |
| 369 | |
| 370 | return ret; |
| 371 | } |
| 372 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 373 | static jint android_os_Parcel_readInt(JNIEnv* env, jclass clazz, jlong nativePtr) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 374 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 375 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 376 | if (parcel != NULL) { |
| 377 | return parcel->readInt32(); |
| 378 | } |
| 379 | return 0; |
| 380 | } |
| 381 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 382 | static jlong android_os_Parcel_readLong(JNIEnv* env, jclass clazz, jlong nativePtr) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 383 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 384 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 385 | if (parcel != NULL) { |
| 386 | return parcel->readInt64(); |
| 387 | } |
| 388 | return 0; |
| 389 | } |
| 390 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 391 | static jfloat android_os_Parcel_readFloat(JNIEnv* env, jclass clazz, jlong nativePtr) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 392 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 393 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 394 | if (parcel != NULL) { |
| 395 | return parcel->readFloat(); |
| 396 | } |
| 397 | return 0; |
| 398 | } |
| 399 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 400 | static jdouble android_os_Parcel_readDouble(JNIEnv* env, jclass clazz, jlong nativePtr) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 401 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 402 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 403 | if (parcel != NULL) { |
| 404 | return parcel->readDouble(); |
| 405 | } |
| 406 | return 0; |
| 407 | } |
| 408 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 409 | static jstring android_os_Parcel_readString(JNIEnv* env, jclass clazz, jlong nativePtr) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 410 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 411 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 412 | if (parcel != NULL) { |
| 413 | size_t len; |
| 414 | const char16_t* str = parcel->readString16Inplace(&len); |
| 415 | if (str) { |
Dan Albert | 6698749 | 2014-11-20 11:41:21 -0800 | [diff] [blame] | 416 | return env->NewString(reinterpret_cast<const jchar*>(str), len); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 417 | } |
| 418 | return NULL; |
| 419 | } |
| 420 | return NULL; |
| 421 | } |
| 422 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 423 | static jobject android_os_Parcel_readStrongBinder(JNIEnv* env, jclass clazz, jlong nativePtr) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 424 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 425 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 426 | if (parcel != NULL) { |
| 427 | return javaObjectForIBinder(env, parcel->readStrongBinder()); |
| 428 | } |
| 429 | return NULL; |
| 430 | } |
| 431 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 432 | static jobject android_os_Parcel_readFileDescriptor(JNIEnv* env, jclass clazz, jlong nativePtr) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 433 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 434 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 435 | if (parcel != NULL) { |
| 436 | int fd = parcel->readFileDescriptor(); |
| 437 | if (fd < 0) return NULL; |
| 438 | fd = dup(fd); |
| 439 | if (fd < 0) return NULL; |
| 440 | return jniCreateFileDescriptor(env, fd); |
| 441 | } |
| 442 | return NULL; |
| 443 | } |
| 444 | |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 445 | static jobject android_os_Parcel_openFileDescriptor(JNIEnv* env, jclass clazz, |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 446 | jstring name, jint mode) |
| 447 | { |
| 448 | if (name == NULL) { |
| 449 | jniThrowNullPointerException(env, NULL); |
| 450 | return NULL; |
| 451 | } |
| 452 | const jchar* str = env->GetStringCritical(name, 0); |
| 453 | if (str == NULL) { |
| 454 | // Whatever, whatever. |
| 455 | jniThrowException(env, "java/lang/IllegalStateException", NULL); |
| 456 | return NULL; |
| 457 | } |
Dan Albert | 6698749 | 2014-11-20 11:41:21 -0800 | [diff] [blame] | 458 | String8 name8(reinterpret_cast<const char16_t*>(str), |
| 459 | env->GetStringLength(name)); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 460 | env->ReleaseStringCritical(name, str); |
| 461 | int flags=0; |
| 462 | switch (mode&0x30000000) { |
| 463 | case 0: |
| 464 | case 0x10000000: |
| 465 | flags = O_RDONLY; |
| 466 | break; |
| 467 | case 0x20000000: |
| 468 | flags = O_WRONLY; |
| 469 | break; |
| 470 | case 0x30000000: |
| 471 | flags = O_RDWR; |
| 472 | break; |
| 473 | } |
| 474 | |
| 475 | if (mode&0x08000000) flags |= O_CREAT; |
| 476 | if (mode&0x04000000) flags |= O_TRUNC; |
| 477 | if (mode&0x02000000) flags |= O_APPEND; |
| 478 | |
| 479 | int realMode = S_IRWXU|S_IRWXG; |
| 480 | if (mode&0x00000001) realMode |= S_IROTH; |
| 481 | if (mode&0x00000002) realMode |= S_IWOTH; |
| 482 | |
| 483 | int fd = open(name8.string(), flags, realMode); |
| 484 | if (fd < 0) { |
| 485 | jniThrowException(env, "java/io/FileNotFoundException", strerror(errno)); |
| 486 | return NULL; |
| 487 | } |
| 488 | jobject object = jniCreateFileDescriptor(env, fd); |
| 489 | if (object == NULL) { |
| 490 | close(fd); |
| 491 | } |
| 492 | return object; |
| 493 | } |
| 494 | |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 495 | static jobject android_os_Parcel_dupFileDescriptor(JNIEnv* env, jclass clazz, jobject orig) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 496 | { |
| 497 | if (orig == NULL) { |
| 498 | jniThrowNullPointerException(env, NULL); |
| 499 | return NULL; |
| 500 | } |
| 501 | int origfd = jniGetFDFromFileDescriptor(env, orig); |
| 502 | if (origfd < 0) { |
| 503 | jniThrowException(env, "java/lang/IllegalArgumentException", "bad FileDescriptor"); |
| 504 | return NULL; |
| 505 | } |
| 506 | |
| 507 | int fd = dup(origfd); |
| 508 | if (fd < 0) { |
| 509 | jniThrowIOException(env, errno); |
| 510 | return NULL; |
| 511 | } |
| 512 | jobject object = jniCreateFileDescriptor(env, fd); |
| 513 | if (object == NULL) { |
| 514 | close(fd); |
| 515 | } |
| 516 | return object; |
| 517 | } |
| 518 | |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 519 | static void android_os_Parcel_closeFileDescriptor(JNIEnv* env, jclass clazz, jobject object) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 520 | { |
| 521 | if (object == NULL) { |
| 522 | jniThrowNullPointerException(env, NULL); |
| 523 | return; |
| 524 | } |
| 525 | int fd = jniGetFDFromFileDescriptor(env, object); |
| 526 | if (fd >= 0) { |
| 527 | jniSetFileDescriptorOfFD(env, object, -1); |
| 528 | //ALOGI("Closing ParcelFileDescriptor %d\n", fd); |
| 529 | close(fd); |
| 530 | } |
| 531 | } |
| 532 | |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 533 | static void android_os_Parcel_clearFileDescriptor(JNIEnv* env, jclass clazz, jobject object) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 534 | { |
| 535 | if (object == NULL) { |
| 536 | jniThrowNullPointerException(env, NULL); |
| 537 | return; |
| 538 | } |
| 539 | int fd = jniGetFDFromFileDescriptor(env, object); |
| 540 | if (fd >= 0) { |
| 541 | jniSetFileDescriptorOfFD(env, object, -1); |
| 542 | } |
| 543 | } |
| 544 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 545 | static jlong android_os_Parcel_create(JNIEnv* env, jclass clazz) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 546 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 547 | Parcel* parcel = new Parcel(); |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 548 | return reinterpret_cast<jlong>(parcel); |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 549 | } |
| 550 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 551 | static void android_os_Parcel_freeBuffer(JNIEnv* env, jclass clazz, jlong nativePtr) |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 552 | { |
| 553 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
| 554 | if (parcel != NULL) { |
| 555 | parcel->freeData(); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 556 | } |
| 557 | } |
| 558 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 559 | static void android_os_Parcel_destroy(JNIEnv* env, jclass clazz, jlong nativePtr) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 560 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 561 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
| 562 | delete parcel; |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 563 | } |
| 564 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 565 | static jbyteArray android_os_Parcel_marshall(JNIEnv* env, jclass clazz, jlong nativePtr) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 566 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 567 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 568 | if (parcel == NULL) { |
| 569 | return NULL; |
| 570 | } |
| 571 | |
| 572 | // do not marshall if there are binder objects in the parcel |
| 573 | if (parcel->objectsCount()) |
| 574 | { |
| 575 | jniThrowException(env, "java/lang/RuntimeException", "Tried to marshall a Parcel that contained Binder objects."); |
| 576 | return NULL; |
| 577 | } |
| 578 | |
| 579 | jbyteArray ret = env->NewByteArray(parcel->dataSize()); |
| 580 | |
| 581 | if (ret != NULL) |
| 582 | { |
| 583 | jbyte* array = (jbyte*)env->GetPrimitiveArrayCritical(ret, 0); |
| 584 | if (array != NULL) |
| 585 | { |
| 586 | memcpy(array, parcel->data(), parcel->dataSize()); |
| 587 | env->ReleasePrimitiveArrayCritical(ret, array, 0); |
| 588 | } |
| 589 | } |
| 590 | |
| 591 | return ret; |
| 592 | } |
| 593 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 594 | static void android_os_Parcel_unmarshall(JNIEnv* env, jclass clazz, jlong nativePtr, |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 595 | jbyteArray data, jint offset, jint length) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 596 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 597 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 598 | if (parcel == NULL || length < 0) { |
| 599 | return; |
| 600 | } |
| 601 | |
| 602 | jbyte* array = (jbyte*)env->GetPrimitiveArrayCritical(data, 0); |
| 603 | if (array) |
| 604 | { |
| 605 | parcel->setDataSize(length); |
| 606 | parcel->setDataPosition(0); |
| 607 | |
| 608 | void* raw = parcel->writeInplace(length); |
| 609 | memcpy(raw, (array + offset), length); |
| 610 | |
| 611 | env->ReleasePrimitiveArrayCritical(data, array, 0); |
| 612 | } |
| 613 | } |
| 614 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 615 | static void android_os_Parcel_appendFrom(JNIEnv* env, jclass clazz, jlong thisNativePtr, |
| 616 | jlong otherNativePtr, jint offset, jint length) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 617 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 618 | Parcel* thisParcel = reinterpret_cast<Parcel*>(thisNativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 619 | if (thisParcel == NULL) { |
| 620 | return; |
| 621 | } |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 622 | Parcel* otherParcel = reinterpret_cast<Parcel*>(otherNativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 623 | if (otherParcel == NULL) { |
| 624 | return; |
| 625 | } |
| 626 | |
| 627 | status_t err = thisParcel->appendFrom(otherParcel, offset, length); |
| 628 | if (err != NO_ERROR) { |
| 629 | signalExceptionForError(env, clazz, err); |
| 630 | } |
| 631 | } |
| 632 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 633 | static jboolean android_os_Parcel_hasFileDescriptors(JNIEnv* env, jclass clazz, jlong nativePtr) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 634 | { |
| 635 | jboolean ret = JNI_FALSE; |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 636 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 637 | if (parcel != NULL) { |
| 638 | if (parcel->hasFileDescriptors()) { |
| 639 | ret = JNI_TRUE; |
| 640 | } |
| 641 | } |
| 642 | return ret; |
| 643 | } |
| 644 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 645 | static void android_os_Parcel_writeInterfaceToken(JNIEnv* env, jclass clazz, jlong nativePtr, |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 646 | jstring name) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 647 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 648 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 649 | if (parcel != NULL) { |
| 650 | // In the current implementation, the token is just the serialized interface name that |
| 651 | // the caller expects to be invoking |
| 652 | const jchar* str = env->GetStringCritical(name, 0); |
| 653 | if (str != NULL) { |
Dan Albert | 6698749 | 2014-11-20 11:41:21 -0800 | [diff] [blame] | 654 | parcel->writeInterfaceToken(String16( |
| 655 | reinterpret_cast<const char16_t*>(str), |
| 656 | env->GetStringLength(name))); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 657 | env->ReleaseStringCritical(name, str); |
| 658 | } |
| 659 | } |
| 660 | } |
| 661 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 662 | static void android_os_Parcel_enforceInterface(JNIEnv* env, jclass clazz, jlong nativePtr, jstring name) |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 663 | { |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 664 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 665 | if (parcel != NULL) { |
| 666 | const jchar* str = env->GetStringCritical(name, 0); |
| 667 | if (str) { |
| 668 | IPCThreadState* threadState = IPCThreadState::self(); |
| 669 | const int32_t oldPolicy = threadState->getStrictModePolicy(); |
| 670 | const bool isValid = parcel->enforceInterface( |
Dan Albert | 6698749 | 2014-11-20 11:41:21 -0800 | [diff] [blame] | 671 | String16(reinterpret_cast<const char16_t*>(str), |
| 672 | env->GetStringLength(name)), |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 673 | threadState); |
| 674 | env->ReleaseStringCritical(name, str); |
| 675 | if (isValid) { |
| 676 | const int32_t newPolicy = threadState->getStrictModePolicy(); |
| 677 | if (oldPolicy != newPolicy) { |
| 678 | // Need to keep the Java-level thread-local strict |
| 679 | // mode policy in sync for the libcore |
| 680 | // enforcements, which involves an upcall back |
| 681 | // into Java. (We can't modify the |
| 682 | // Parcel.enforceInterface signature, as it's |
| 683 | // pseudo-public, and used via AIDL |
| 684 | // auto-generation...) |
| 685 | set_dalvik_blockguard_policy(env, newPolicy); |
| 686 | } |
| 687 | return; // everything was correct -> return silently |
| 688 | } |
| 689 | } |
| 690 | } |
| 691 | |
| 692 | // all error conditions wind up here |
| 693 | jniThrowException(env, "java/lang/SecurityException", |
| 694 | "Binder invocation to an incorrect interface"); |
| 695 | } |
| 696 | |
Dianne Hackborn | fabb70b | 2014-11-11 12:22:36 -0800 | [diff] [blame] | 697 | static jlong android_os_Parcel_getGlobalAllocSize(JNIEnv* env, jclass clazz) |
| 698 | { |
| 699 | return Parcel::getGlobalAllocSize(); |
| 700 | } |
| 701 | |
| 702 | static jlong android_os_Parcel_getGlobalAllocCount(JNIEnv* env, jclass clazz) |
| 703 | { |
| 704 | return Parcel::getGlobalAllocCount(); |
| 705 | } |
| 706 | |
Dan Sandler | 5ce0430 | 2015-04-09 23:50:15 -0400 | [diff] [blame] | 707 | static jlong android_os_Parcel_getBlobAshmemSize(JNIEnv* env, jclass clazz, jlong nativePtr) |
| 708 | { |
| 709 | Parcel* parcel = reinterpret_cast<Parcel*>(nativePtr); |
| 710 | if (parcel != NULL) { |
| 711 | return parcel->getBlobAshmemSize(); |
| 712 | } |
| 713 | return 0; |
| 714 | } |
| 715 | |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 716 | // ---------------------------------------------------------------------------- |
| 717 | |
| 718 | static const JNINativeMethod gParcelMethods[] = { |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 719 | {"nativeDataSize", "(J)I", (void*)android_os_Parcel_dataSize}, |
| 720 | {"nativeDataAvail", "(J)I", (void*)android_os_Parcel_dataAvail}, |
| 721 | {"nativeDataPosition", "(J)I", (void*)android_os_Parcel_dataPosition}, |
| 722 | {"nativeDataCapacity", "(J)I", (void*)android_os_Parcel_dataCapacity}, |
| 723 | {"nativeSetDataSize", "(JI)V", (void*)android_os_Parcel_setDataSize}, |
| 724 | {"nativeSetDataPosition", "(JI)V", (void*)android_os_Parcel_setDataPosition}, |
| 725 | {"nativeSetDataCapacity", "(JI)V", (void*)android_os_Parcel_setDataCapacity}, |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 726 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 727 | {"nativePushAllowFds", "(JZ)Z", (void*)android_os_Parcel_pushAllowFds}, |
| 728 | {"nativeRestoreAllowFds", "(JZ)V", (void*)android_os_Parcel_restoreAllowFds}, |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 729 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 730 | {"nativeWriteByteArray", "(J[BII)V", (void*)android_os_Parcel_writeNative}, |
Sandeep Siddhartha | 90d7a3e | 2014-07-25 16:19:42 -0700 | [diff] [blame] | 731 | {"nativeWriteBlob", "(J[BII)V", (void*)android_os_Parcel_writeBlob}, |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 732 | {"nativeWriteInt", "(JI)V", (void*)android_os_Parcel_writeInt}, |
| 733 | {"nativeWriteLong", "(JJ)V", (void*)android_os_Parcel_writeLong}, |
| 734 | {"nativeWriteFloat", "(JF)V", (void*)android_os_Parcel_writeFloat}, |
| 735 | {"nativeWriteDouble", "(JD)V", (void*)android_os_Parcel_writeDouble}, |
| 736 | {"nativeWriteString", "(JLjava/lang/String;)V", (void*)android_os_Parcel_writeString}, |
| 737 | {"nativeWriteStrongBinder", "(JLandroid/os/IBinder;)V", (void*)android_os_Parcel_writeStrongBinder}, |
| 738 | {"nativeWriteFileDescriptor", "(JLjava/io/FileDescriptor;)V", (void*)android_os_Parcel_writeFileDescriptor}, |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 739 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 740 | {"nativeCreateByteArray", "(J)[B", (void*)android_os_Parcel_createByteArray}, |
Sandeep Siddhartha | 90d7a3e | 2014-07-25 16:19:42 -0700 | [diff] [blame] | 741 | {"nativeReadBlob", "(J)[B", (void*)android_os_Parcel_readBlob}, |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 742 | {"nativeReadInt", "(J)I", (void*)android_os_Parcel_readInt}, |
| 743 | {"nativeReadLong", "(J)J", (void*)android_os_Parcel_readLong}, |
| 744 | {"nativeReadFloat", "(J)F", (void*)android_os_Parcel_readFloat}, |
| 745 | {"nativeReadDouble", "(J)D", (void*)android_os_Parcel_readDouble}, |
| 746 | {"nativeReadString", "(J)Ljava/lang/String;", (void*)android_os_Parcel_readString}, |
| 747 | {"nativeReadStrongBinder", "(J)Landroid/os/IBinder;", (void*)android_os_Parcel_readStrongBinder}, |
| 748 | {"nativeReadFileDescriptor", "(J)Ljava/io/FileDescriptor;", (void*)android_os_Parcel_readFileDescriptor}, |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 749 | |
| 750 | {"openFileDescriptor", "(Ljava/lang/String;I)Ljava/io/FileDescriptor;", (void*)android_os_Parcel_openFileDescriptor}, |
| 751 | {"dupFileDescriptor", "(Ljava/io/FileDescriptor;)Ljava/io/FileDescriptor;", (void*)android_os_Parcel_dupFileDescriptor}, |
| 752 | {"closeFileDescriptor", "(Ljava/io/FileDescriptor;)V", (void*)android_os_Parcel_closeFileDescriptor}, |
| 753 | {"clearFileDescriptor", "(Ljava/io/FileDescriptor;)V", (void*)android_os_Parcel_clearFileDescriptor}, |
| 754 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 755 | {"nativeCreate", "()J", (void*)android_os_Parcel_create}, |
| 756 | {"nativeFreeBuffer", "(J)V", (void*)android_os_Parcel_freeBuffer}, |
| 757 | {"nativeDestroy", "(J)V", (void*)android_os_Parcel_destroy}, |
Jeff Sharkey | 047238c | 2012-03-07 16:51:38 -0800 | [diff] [blame] | 758 | |
Ashok Bhat | 8ab665d | 2014-01-22 16:00:20 +0000 | [diff] [blame] | 759 | {"nativeMarshall", "(J)[B", (void*)android_os_Parcel_marshall}, |
| 760 | {"nativeUnmarshall", "(J[BII)V", (void*)android_os_Parcel_unmarshall}, |
| 761 | {"nativeAppendFrom", "(JJII)V", (void*)android_os_Parcel_appendFrom}, |
| 762 | {"nativeHasFileDescriptors", "(J)Z", (void*)android_os_Parcel_hasFileDescriptors}, |
| 763 | {"nativeWriteInterfaceToken", "(JLjava/lang/String;)V", (void*)android_os_Parcel_writeInterfaceToken}, |
| 764 | {"nativeEnforceInterface", "(JLjava/lang/String;)V", (void*)android_os_Parcel_enforceInterface}, |
Dianne Hackborn | fabb70b | 2014-11-11 12:22:36 -0800 | [diff] [blame] | 765 | |
| 766 | {"getGlobalAllocSize", "()J", (void*)android_os_Parcel_getGlobalAllocSize}, |
| 767 | {"getGlobalAllocCount", "()J", (void*)android_os_Parcel_getGlobalAllocCount}, |
Dan Sandler | 5ce0430 | 2015-04-09 23:50:15 -0400 | [diff] [blame] | 768 | |
Dan Sandler | aa86166 | 2015-04-21 10:24:32 -0400 | [diff] [blame] | 769 | {"nativeGetBlobAshmemSize", "(J)J", (void*)android_os_Parcel_getBlobAshmemSize}, |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 770 | }; |
| 771 | |
| 772 | const char* const kParcelPathName = "android/os/Parcel"; |
| 773 | |
| 774 | int register_android_os_Parcel(JNIEnv* env) |
| 775 | { |
Andreas Gampe | 987f79f | 2014-11-18 17:29:46 -0800 | [diff] [blame] | 776 | jclass clazz = FindClassOrDie(env, kParcelPathName); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 777 | |
Andreas Gampe | 987f79f | 2014-11-18 17:29:46 -0800 | [diff] [blame] | 778 | gParcelOffsets.clazz = MakeGlobalRefOrDie(env, clazz); |
| 779 | gParcelOffsets.mNativePtr = GetFieldIDOrDie(env, clazz, "mNativePtr", "J"); |
| 780 | gParcelOffsets.obtain = GetStaticMethodIDOrDie(env, clazz, "obtain", "()Landroid/os/Parcel;"); |
| 781 | gParcelOffsets.recycle = GetMethodIDOrDie(env, clazz, "recycle", "()V"); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 782 | |
Andreas Gampe | 987f79f | 2014-11-18 17:29:46 -0800 | [diff] [blame] | 783 | return RegisterMethodsOrDie(env, kParcelPathName, gParcelMethods, NELEM(gParcelMethods)); |
Jeff Sharkey | d84e1ce | 2012-03-06 18:26:19 -0800 | [diff] [blame] | 784 | } |
| 785 | |
| 786 | }; |