1bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)/* 2bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) * Copyright (C) 2014 The Android Open Source Project 3bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) * 4bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) * Licensed under the Apache License, Version 2.0 (the "License"); 5bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) * you may not use this file except in compliance with the License. 6bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) * You may obtain a copy of the License at 7bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) * 8bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) * http://www.apache.org/licenses/LICENSE-2.0 9bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) * 10bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) * Unless required by applicable law or agreed to in writing, software 11bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) * distributed under the License is distributed on an "AS IS" BASIS, 12bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) * See the License for the specific language governing permissions and 14bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) * limitations under the License. 15bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) */ 16bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 17bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)// Uncomment for verbose logging. 18bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)// #define LOG_NDEBUG 0 19bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#define LOG_TAG "webviewchromiumloader" 20bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 21bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#include <dlfcn.h> 22bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#include <errno.h> 23bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#include <fcntl.h> 24bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#include <stdio.h> 25bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#include <stdlib.h> 26bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#include <string.h> 27bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#include <unistd.h> 28bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#include <sys/mman.h> 29bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#include <sys/stat.h> 30bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#include <sys/types.h> 31bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 32bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#include <jni.h> 33bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#include <android/dlext.h> 34bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#include <utils/Log.h> 35bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 36bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#define NELEM(x) ((int) (sizeof(x) / sizeof((x)[0]))) 37bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 38bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)namespace android { 39bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)namespace { 40bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 41bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)void* gReservedAddress = NULL; 42bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)size_t gReservedSize = 0; 43bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 44768b60a6cf57b57389fc045351becf05e2ebb3ecBen Murdochjboolean DoReserveAddressSpace(jlong size) { 45768b60a6cf57b57389fc045351becf05e2ebb3ecBen Murdoch size_t vsize = static_cast<size_t>(size); 46bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 47bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) void* addr = mmap(NULL, vsize, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); 48bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) if (addr == MAP_FAILED) { 49768b60a6cf57b57389fc045351becf05e2ebb3ecBen Murdoch ALOGE("Failed to reserve %zd bytes of address space for future load of " 50768b60a6cf57b57389fc045351becf05e2ebb3ecBen Murdoch "libwebviewchromium.so: %s", 51768b60a6cf57b57389fc045351becf05e2ebb3ecBen Murdoch vsize, strerror(errno)); 52bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) return JNI_FALSE; 53bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) } 54bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) gReservedAddress = addr; 55bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) gReservedSize = vsize; 56bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) ALOGV("Reserved %zd bytes at %p", vsize, addr); 57bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) return JNI_TRUE; 58bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)} 59bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 60bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)jboolean DoCreateRelroFile(const char* lib, const char* relro) { 61bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) // Try to unlink the old file, since if this is being called, the old one is 62bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) // obsolete. 63bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) if (unlink(relro) != 0 && errno != ENOENT) { 64bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) // If something went wrong other than the file not existing, log a warning 65bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) // but continue anyway in the hope that we can successfully overwrite the 66bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) // existing file with rename() later. 67bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) ALOGW("Failed to unlink old file %s: %s", relro, strerror(errno)); 68bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) } 69bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) static const char tmpsuffix[] = ".XXXXXX"; 70bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) char relro_tmp[strlen(relro) + sizeof(tmpsuffix)]; 71bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) strlcpy(relro_tmp, relro, sizeof(relro_tmp)); 72bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) strlcat(relro_tmp, tmpsuffix, sizeof(relro_tmp)); 73bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) int tmp_fd = TEMP_FAILURE_RETRY(mkstemp(relro_tmp)); 74bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) if (tmp_fd == -1) { 75bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) ALOGE("Failed to create temporary file %s: %s", relro_tmp, strerror(errno)); 76bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) return JNI_FALSE; 77bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) } 78bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) android_dlextinfo extinfo; 79bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) extinfo.flags = ANDROID_DLEXT_RESERVED_ADDRESS | ANDROID_DLEXT_WRITE_RELRO; 80bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) extinfo.reserved_addr = gReservedAddress; 81bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) extinfo.reserved_size = gReservedSize; 82bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) extinfo.relro_fd = tmp_fd; 83bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) void* handle = android_dlopen_ext(lib, RTLD_NOW, &extinfo); 84bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) int close_result = close(tmp_fd); 85bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) if (handle == NULL) { 86bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) ALOGE("Failed to load library %s: %s", lib, dlerror()); 87bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) unlink(relro_tmp); 88bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) return JNI_FALSE; 89bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) } 90bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) if (close_result != 0 || 91bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) chmod(relro_tmp, S_IRUSR | S_IRGRP | S_IROTH) != 0 || 92bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) rename(relro_tmp, relro) != 0) { 93bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) ALOGE("Failed to update relro file %s: %s", relro, strerror(errno)); 94bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) unlink(relro_tmp); 95bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) return JNI_FALSE; 96bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) } 97bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) ALOGV("Created relro file %s for library %s", relro, lib); 98bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) return JNI_TRUE; 99bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)} 100bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 101bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)jboolean DoLoadWithRelroFile(const char* lib, const char* relro) { 102bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) int relro_fd = TEMP_FAILURE_RETRY(open(relro, O_RDONLY)); 103bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) if (relro_fd == -1) { 104bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) ALOGE("Failed to open relro file %s: %s", relro, strerror(errno)); 105bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) return JNI_FALSE; 106bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) } 107bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) android_dlextinfo extinfo; 108bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) extinfo.flags = ANDROID_DLEXT_RESERVED_ADDRESS | ANDROID_DLEXT_USE_RELRO; 109bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) extinfo.reserved_addr = gReservedAddress; 110bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) extinfo.reserved_size = gReservedSize; 111bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) extinfo.relro_fd = relro_fd; 112bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) void* handle = android_dlopen_ext(lib, RTLD_NOW, &extinfo); 113bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) close(relro_fd); 114bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) if (handle == NULL) { 115bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) ALOGE("Failed to load library %s: %s", lib, dlerror()); 116bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) return JNI_FALSE; 117bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) } 118bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) ALOGV("Loaded library %s with relro file %s", lib, relro); 119bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) return JNI_TRUE; 120bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)} 121bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 122bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)/******************************************************************************/ 123bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)/* JNI wrappers - handle string lifetimes and 32/64 ABI choice */ 124bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)/******************************************************************************/ 125bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 126768b60a6cf57b57389fc045351becf05e2ebb3ecBen Murdochjboolean ReserveAddressSpace(JNIEnv*, jclass, jlong size) { 127768b60a6cf57b57389fc045351becf05e2ebb3ecBen Murdoch return DoReserveAddressSpace(size); 128bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)} 129bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 130bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)jboolean CreateRelroFile(JNIEnv* env, jclass, jstring lib32, jstring lib64, 131bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) jstring relro32, jstring relro64) { 132bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#ifdef __LP64__ 133bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) jstring lib = lib64; 134bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) jstring relro = relro64; 135bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) (void)lib32; (void)relro32; 136bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#else 137bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) jstring lib = lib32; 138bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) jstring relro = relro32; 139bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) (void)lib64; (void)relro64; 140bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#endif 141bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) jboolean ret = JNI_FALSE; 142bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) const char* lib_utf8 = env->GetStringUTFChars(lib, NULL); 143bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) if (lib_utf8 != NULL) { 144bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) const char* relro_utf8 = env->GetStringUTFChars(relro, NULL); 145bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) if (relro_utf8 != NULL) { 146bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) ret = DoCreateRelroFile(lib_utf8, relro_utf8); 147bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) env->ReleaseStringUTFChars(relro, relro_utf8); 148bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) } 149bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) env->ReleaseStringUTFChars(lib, lib_utf8); 150bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) } 151bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) return ret; 152bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)} 153bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 154bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)jboolean LoadWithRelroFile(JNIEnv* env, jclass, jstring lib32, jstring lib64, 155bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) jstring relro32, jstring relro64) { 156bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#ifdef __LP64__ 157bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) jstring lib = lib64; 158bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) jstring relro = relro64; 159bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) (void)lib32; (void)relro32; 160bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#else 161bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) jstring lib = lib32; 162bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) jstring relro = relro32; 163bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) (void)lib64; (void)relro64; 164bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)#endif 165bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) jboolean ret = JNI_FALSE; 166bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) const char* lib_utf8 = env->GetStringUTFChars(lib, NULL); 167bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) if (lib_utf8 != NULL) { 168bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) const char* relro_utf8 = env->GetStringUTFChars(relro, NULL); 169bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) if (relro_utf8 != NULL) { 170bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) ret = DoLoadWithRelroFile(lib_utf8, relro_utf8); 171bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) env->ReleaseStringUTFChars(relro, relro_utf8); 172bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) } 173bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) env->ReleaseStringUTFChars(lib, lib_utf8); 174bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) } 175bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) return ret; 176bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)} 177bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 178bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)const char kClassName[] = "android/webkit/WebViewFactory"; 179bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)const JNINativeMethod kJniMethods[] = { 180768b60a6cf57b57389fc045351becf05e2ebb3ecBen Murdoch { "nativeReserveAddressSpace", "(J)Z", 181bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) reinterpret_cast<void*>(ReserveAddressSpace) }, 182bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) { "nativeCreateRelroFile", 183bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)Z", 184bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) reinterpret_cast<void*>(CreateRelroFile) }, 185bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) { "nativeLoadWithRelroFile", 186bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)Z", 187bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) reinterpret_cast<void*>(LoadWithRelroFile) }, 188bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)}; 189bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 190bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)} // namespace 191bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 192bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)void RegisterWebViewFactory(JNIEnv* env) { 193bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) // If either of these fail, it will set an exception that will be thrown on 194bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) // return, so no need to handle errors here. 195bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) jclass clazz = env->FindClass(kClassName); 196bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) if (clazz) { 197bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) env->RegisterNatives(clazz, kJniMethods, NELEM(kJniMethods)); 198bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) } 199bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)} 200bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 201bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)} // namespace android 202bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) 203bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)JNIEXPORT jint JNI_OnLoad(JavaVM* vm, void*) { 204bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) JNIEnv* env = NULL; 205bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) if (vm->GetEnv(reinterpret_cast<void**>(&env), JNI_VERSION_1_6) != JNI_OK) { 206bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) ALOGE("GetEnv failed"); 207bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) return JNI_ERR; 208bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) } 209bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) android::RegisterWebViewFactory(env); 210bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles) return JNI_VERSION_1_6; 211bf558c3c576bc709b38886e986010df3b61291bdTorne (Richard Coles)} 212