android_util_Process.cpp revision 9e41c7479ccaedb89a89a58079570ca0ee0e3727
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* //device/libs/android_runtime/android_util_Process.cpp 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** Copyright 2006, The Android Open Source Project 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes** Licensed under the Apache License, Version 2.0 (the "License"); 669a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes** you may not use this file except in compliance with the License. 769a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes** You may obtain a copy of the License at 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 969a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes** http://www.apache.org/licenses/LICENSE-2.0 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 1169a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes** Unless required by applicable law or agreed to in writing, software 1269a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes** distributed under the License is distributed on an "AS IS" BASIS, 1369a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1469a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes** See the License for the specific language governing permissions and 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** limitations under the License. 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project*/ 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define LOG_TAG "Process" 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/Log.h> 210795272aa226f4e965968a03daddc53ce30b7cdaMathias Agopian#include <binder/IPCThreadState.h> 220795272aa226f4e965968a03daddc53ce30b7cdaMathias Agopian#include <binder/IServiceManager.h> 23a23fcd7be8e40078a913b1a99222cdd89229e67bNarayan Kamath#include <cutils/process_name.h> 24f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten#include <cutils/sched_policy.h> 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/String8.h> 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/Vector.h> 270769e550011d8f8a19e333efe1706ef0e6cc6a5fColin Cross#include <processgroup/processgroup.h> 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 29ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe#include "core_jni_helpers.h" 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "android_util_Binder.h" 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "JNIHelp.h" 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <dirent.h> 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <fcntl.h> 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <grp.h> 37c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn#include <inttypes.h> 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <pwd.h> 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <signal.h> 40c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn#include <sys/errno.h> 41c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn#include <sys/resource.h> 42c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn#include <sys/stat.h> 43c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn#include <sys/types.h> 446af763bec7c3f4d50fee8dd0046409bb8a7fe8f6Glenn Kasten#include <unistd.h> 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 46160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate#define GUARD_THREAD_PRIORITY 0 47a5109a878eeff22e32ee5ce1b1cd15e8daad5234San Mehat 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectusing namespace android; 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 500f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampestatic const bool kDebugPolicy = false; 510f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampestatic const bool kDebugProc = false; 520f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe 53160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate#if GUARD_THREAD_PRIORITY 54160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher TateMutex gKeyCreateMutex; 55160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tatestatic pthread_key_t gBgKey = -1; 56160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate#endif 57160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate 58f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten// For both of these, err should be in the errno range (positive), not a status_t (negative) 59f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten 606793ac943afeb16642f477c43ddfd27e498db37bGlenn Kastenstatic void signalExceptionForPriorityError(JNIEnv* env, int err) 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project switch (err) { 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case EINVAL: 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/lang/IllegalArgumentException", NULL); 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case ESRCH: 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/lang/IllegalArgumentException", "Given thread does not exist"); 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case EPERM: 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/lang/SecurityException", "No permission to modify given thread"); 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project case EACCES: 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/lang/SecurityException", "No permission to set to given priority"); 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project default: 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/lang/RuntimeException", "Unknown error"); 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 816793ac943afeb16642f477c43ddfd27e498db37bGlenn Kastenstatic void signalExceptionForGroupError(JNIEnv* env, int err) 82e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat{ 83e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat switch (err) { 84e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat case EINVAL: 85e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat jniThrowException(env, "java/lang/IllegalArgumentException", NULL); 86e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat break; 87e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat case ESRCH: 88e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat jniThrowException(env, "java/lang/IllegalArgumentException", "Given thread does not exist"); 89e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat break; 90e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat case EPERM: 91e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat jniThrowException(env, "java/lang/SecurityException", "No permission to modify given thread"); 92e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat break; 93e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat case EACCES: 94e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat jniThrowException(env, "java/lang/SecurityException", "No permission to set to given group"); 95e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat break; 96e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat default: 97e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat jniThrowException(env, "java/lang/RuntimeException", "Unknown error"); 98e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat break; 99e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat } 100e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat} 101e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectjint android_os_Process_getUidForName(JNIEnv* env, jobject clazz, jstring name) 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (name == NULL) { 10569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowNullPointerException(env, NULL); 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10869a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* str16 = env->GetStringCritical(name, 0); 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String8 name8; 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (str16) { 1126698749dd4d4d6513b26aa9071af290b956b68a7Dan Albert name8 = String8(reinterpret_cast<const char16_t*>(str16), 1136698749dd4d4d6513b26aa9071af290b956b68a7Dan Albert env->GetStringLength(name)); 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringCritical(name, str16); 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const size_t N = name8.size(); 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (N > 0) { 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char* str = name8.string(); 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (size_t i=0; i<N; i++) { 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (str[i] < '0' || str[i] > '9') { 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct passwd* pwd = getpwnam(str); 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pwd == NULL) { 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return pwd->pw_uid; 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return atoi(str); 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectjint android_os_Process_getGidForName(JNIEnv* env, jobject clazz, jstring name) 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (name == NULL) { 13769a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowNullPointerException(env, NULL); 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14069a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* str16 = env->GetStringCritical(name, 0); 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String8 name8; 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (str16) { 1446698749dd4d4d6513b26aa9071af290b956b68a7Dan Albert name8 = String8(reinterpret_cast<const char16_t*>(str16), 1456698749dd4d4d6513b26aa9071af290b956b68a7Dan Albert env->GetStringLength(name)); 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringCritical(name, str16); 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const size_t N = name8.size(); 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (N > 0) { 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char* str = name8.string(); 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (size_t i=0; i<N; i++) { 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (str[i] < '0' || str[i] > '9') { 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct group* grp = getgrnam(str); 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (grp == NULL) { 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return grp->gr_gid; 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return atoi(str); 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 166f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kastenvoid android_os_Process_setThreadGroup(JNIEnv* env, jobject clazz, int tid, jint grp) 167e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat{ 168c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn ALOGV("%s tid=%d grp=%" PRId32, __func__, tid, grp); 169f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten SchedPolicy sp = (SchedPolicy) grp; 170f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten int res = set_sched_policy(tid, sp); 171887f355f99ff83d568ef2885a4fdcaae475583dfDianne Hackborn if (res != NO_ERROR) { 172f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten signalExceptionForGroupError(env, -res); 173e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat } 174e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat} 175e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat 17669a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughesvoid android_os_Process_setProcessGroup(JNIEnv* env, jobject clazz, int pid, jint grp) 1773e458241d9930465a20a861ecb42744355d48e48San Mehat{ 178c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn ALOGV("%s pid=%d grp=%" PRId32, __func__, pid, grp); 1793e458241d9930465a20a861ecb42744355d48e48San Mehat DIR *d; 1803e458241d9930465a20a861ecb42744355d48e48San Mehat char proc_path[255]; 1813e458241d9930465a20a861ecb42744355d48e48San Mehat struct dirent *de; 1823e458241d9930465a20a861ecb42744355d48e48San Mehat 183f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten if ((grp == SP_FOREGROUND) || (grp > SP_MAX)) { 1846793ac943afeb16642f477c43ddfd27e498db37bGlenn Kasten signalExceptionForGroupError(env, EINVAL); 1853e458241d9930465a20a861ecb42744355d48e48San Mehat return; 1863e458241d9930465a20a861ecb42744355d48e48San Mehat } 1873e458241d9930465a20a861ecb42744355d48e48San Mehat 188f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten bool isDefault = false; 189f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten if (grp < 0) { 190f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten grp = SP_FOREGROUND; 191f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten isDefault = true; 192f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten } 193f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten SchedPolicy sp = (SchedPolicy) grp; 194f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten 1950f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe if (kDebugPolicy) { 1960f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe char cmdline[32]; 1970f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe int fd; 198a5109a878eeff22e32ee5ce1b1cd15e8daad5234San Mehat 1990f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe strcpy(cmdline, "unknown"); 200a5109a878eeff22e32ee5ce1b1cd15e8daad5234San Mehat 2010f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe sprintf(proc_path, "/proc/%d/cmdline", pid); 2020f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe fd = open(proc_path, O_RDONLY); 2030f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe if (fd >= 0) { 2040f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe int rc = read(fd, cmdline, sizeof(cmdline)-1); 2050f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe cmdline[rc] = 0; 2060f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe close(fd); 2070f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe } 20869a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 2090f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe if (sp == SP_BACKGROUND) { 2100f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe ALOGD("setProcessGroup: vvv pid %d (%s)", pid, cmdline); 2110f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe } else { 2120f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe ALOGD("setProcessGroup: ^^^ pid %d (%s)", pid, cmdline); 2130f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe } 214a5109a878eeff22e32ee5ce1b1cd15e8daad5234San Mehat } 2150f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe 2163e458241d9930465a20a861ecb42744355d48e48San Mehat sprintf(proc_path, "/proc/%d/task", pid); 2173e458241d9930465a20a861ecb42744355d48e48San Mehat if (!(d = opendir(proc_path))) { 2181fd0ec738b0a2b97cc28701aa37b1a9869afc684San Mehat // If the process exited on us, don't generate an exception 2191fd0ec738b0a2b97cc28701aa37b1a9869afc684San Mehat if (errno != ENOENT) 2206793ac943afeb16642f477c43ddfd27e498db37bGlenn Kasten signalExceptionForGroupError(env, errno); 2213e458241d9930465a20a861ecb42744355d48e48San Mehat return; 2223e458241d9930465a20a861ecb42744355d48e48San Mehat } 2233e458241d9930465a20a861ecb42744355d48e48San Mehat 2243e458241d9930465a20a861ecb42744355d48e48San Mehat while ((de = readdir(d))) { 2257e63789a0e0689d940609b1daceebc1bc08dcbefSan Mehat int t_pid; 2267e63789a0e0689d940609b1daceebc1bc08dcbefSan Mehat int t_pri; 2277e63789a0e0689d940609b1daceebc1bc08dcbefSan Mehat 2283e458241d9930465a20a861ecb42744355d48e48San Mehat if (de->d_name[0] == '.') 2293e458241d9930465a20a861ecb42744355d48e48San Mehat continue; 2307e63789a0e0689d940609b1daceebc1bc08dcbefSan Mehat t_pid = atoi(de->d_name); 2317e63789a0e0689d940609b1daceebc1bc08dcbefSan Mehat 2327e63789a0e0689d940609b1daceebc1bc08dcbefSan Mehat if (!t_pid) { 2333762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Error getting pid for '%s'\n", de->d_name); 2347e63789a0e0689d940609b1daceebc1bc08dcbefSan Mehat continue; 2357e63789a0e0689d940609b1daceebc1bc08dcbefSan Mehat } 2361fd0ec738b0a2b97cc28701aa37b1a9869afc684San Mehat 23707b0465095bd9ab3412caefa4fcacbdc3825c64bGlenn Kasten t_pri = getpriority(PRIO_PROCESS, t_pid); 23807b0465095bd9ab3412caefa4fcacbdc3825c64bGlenn Kasten 23907b0465095bd9ab3412caefa4fcacbdc3825c64bGlenn Kasten if (t_pri <= ANDROID_PRIORITY_AUDIO) { 24007b0465095bd9ab3412caefa4fcacbdc3825c64bGlenn Kasten int scheduler = sched_getscheduler(t_pid); 24107b0465095bd9ab3412caefa4fcacbdc3825c64bGlenn Kasten if ((scheduler == SCHED_FIFO) || (scheduler == SCHED_RR)) { 2429e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray // This task wants to stay in its current audio group so it can keep its budget 2439e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray // don't update its cpuset or cgroup 24407b0465095bd9ab3412caefa4fcacbdc3825c64bGlenn Kasten continue; 24507b0465095bd9ab3412caefa4fcacbdc3825c64bGlenn Kasten } 24607b0465095bd9ab3412caefa4fcacbdc3825c64bGlenn Kasten } 2477e63789a0e0689d940609b1daceebc1bc08dcbefSan Mehat 24807b0465095bd9ab3412caefa4fcacbdc3825c64bGlenn Kasten if (isDefault) { 249f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten if (t_pri >= ANDROID_PRIORITY_BACKGROUND) { 250f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten // This task wants to stay at background 2519e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray // update its cpuset so it doesn't only run on bg core(s) 2529e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray#ifdef ENABLE_CPUSETS 2539e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray int err = set_cpuset_policy(t_pid, sp); 2549e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray if (err != NO_ERROR) { 2559e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray signalExceptionForGroupError(env, -err); 2569e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray break; 2579e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray } 2589e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray#endif 259f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten continue; 260f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten } 2617e63789a0e0689d940609b1daceebc1bc08dcbefSan Mehat } 2629e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray int err; 2639e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray#ifdef ENABLE_CPUSETS 2649e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray // set both cpuset and cgroup for general threads 2659e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray err = set_cpuset_policy(t_pid, sp); 2669e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray if (err != NO_ERROR) { 2679e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray signalExceptionForGroupError(env, -err); 2689e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray break; 2699e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray } 2709e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray#endif 27169a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 2729e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray err = set_sched_policy(t_pid, sp); 273f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten if (err != NO_ERROR) { 274f1b56449f58963e4f0473d5e26961f68c31759f4Glenn Kasten signalExceptionForGroupError(env, -err); 2750a42b811aea490a9a605b75f0320101f6eafd283San Mehat break; 276242d65bf9faf1d2bc3468490e510551140e23462San Mehat } 2779e41c7479ccaedb89a89a58079570ca0ee0e3727Tim Murray 2783e458241d9930465a20a861ecb42744355d48e48San Mehat } 2793e458241d9930465a20a861ecb42744355d48e48San Mehat closedir(d); 2803e458241d9930465a20a861ecb42744355d48e48San Mehat} 2813e458241d9930465a20a861ecb42744355d48e48San Mehat 2829e57c414f39e1a31349bc215635fdcfaf1902ceeJeff Sharkeyjint android_os_Process_getProcessGroup(JNIEnv* env, jobject clazz, jint pid) 2839e57c414f39e1a31349bc215635fdcfaf1902ceeJeff Sharkey{ 2849e57c414f39e1a31349bc215635fdcfaf1902ceeJeff Sharkey SchedPolicy sp; 2859e57c414f39e1a31349bc215635fdcfaf1902ceeJeff Sharkey if (get_sched_policy(pid, &sp) != 0) { 2869e57c414f39e1a31349bc215635fdcfaf1902ceeJeff Sharkey signalExceptionForGroupError(env, errno); 2879e57c414f39e1a31349bc215635fdcfaf1902ceeJeff Sharkey } 2889e57c414f39e1a31349bc215635fdcfaf1902ceeJeff Sharkey return (int) sp; 2899e57c414f39e1a31349bc215635fdcfaf1902ceeJeff Sharkey} 2909e57c414f39e1a31349bc215635fdcfaf1902ceeJeff Sharkey 291160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tatestatic void android_os_Process_setCanSelfBackground(JNIEnv* env, jobject clazz, jboolean bgOk) { 292160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate // Establishes the calling thread as illegal to put into the background. 293160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate // Typically used only for the system process's main looper. 294160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate#if GUARD_THREAD_PRIORITY 29506451fe081d5ae79121a6f301475c7042f7f3a5dElliott Hughes ALOGV("Process.setCanSelfBackground(%d) : tid=%d", bgOk, gettid()); 296160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate { 297160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate Mutex::Autolock _l(gKeyCreateMutex); 298160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate if (gBgKey == -1) { 299160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate pthread_key_create(&gBgKey, NULL); 300160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate } 301160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate } 302160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate 303160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate // inverted: not-okay, we set a sentinel value 304160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate pthread_setspecific(gBgKey, (void*)(bgOk ? 0 : 0xbaad)); 305160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate#endif 306160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate} 307160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate 3086793ac943afeb16642f477c43ddfd27e498db37bGlenn Kastenvoid android_os_Process_setThreadScheduler(JNIEnv* env, jclass clazz, 3096793ac943afeb16642f477c43ddfd27e498db37bGlenn Kasten jint tid, jint policy, jint pri) 3106793ac943afeb16642f477c43ddfd27e498db37bGlenn Kasten{ 31165b4a68669227a57696e0e7ed1e4ef8da2705d9eYabin Cui// linux has sched_setscheduler(), others don't. 31265b4a68669227a57696e0e7ed1e4ef8da2705d9eYabin Cui#if defined(__linux__) 3136793ac943afeb16642f477c43ddfd27e498db37bGlenn Kasten struct sched_param param; 3146793ac943afeb16642f477c43ddfd27e498db37bGlenn Kasten param.sched_priority = pri; 3156793ac943afeb16642f477c43ddfd27e498db37bGlenn Kasten int rc = sched_setscheduler(tid, policy, ¶m); 3166793ac943afeb16642f477c43ddfd27e498db37bGlenn Kasten if (rc) { 3176793ac943afeb16642f477c43ddfd27e498db37bGlenn Kasten signalExceptionForPriorityError(env, errno); 3186793ac943afeb16642f477c43ddfd27e498db37bGlenn Kasten } 319cc767191cfb675f744e0165608b0a4196aba2b37Glenn Kasten#else 320cc767191cfb675f744e0165608b0a4196aba2b37Glenn Kasten signalExceptionForPriorityError(env, ENOSYS); 321cc767191cfb675f744e0165608b0a4196aba2b37Glenn Kasten#endif 3226793ac943afeb16642f477c43ddfd27e498db37bGlenn Kasten} 3236793ac943afeb16642f477c43ddfd27e498db37bGlenn Kasten 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectvoid android_os_Process_setThreadPriority(JNIEnv* env, jobject clazz, 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jint pid, jint pri) 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 327160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate#if GUARD_THREAD_PRIORITY 328160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate // if we're putting the current thread into the background, check the TLS 329160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate // to make sure this thread isn't guarded. If it is, raise an exception. 330160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate if (pri >= ANDROID_PRIORITY_BACKGROUND) { 33106451fe081d5ae79121a6f301475c7042f7f3a5dElliott Hughes if (pid == gettid()) { 332160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate void* bgOk = pthread_getspecific(gBgKey); 333160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate if (bgOk == ((void*)0xbaad)) { 3343762c311729fe9f3af085c14c5c1fb471d994c03Steve Block ALOGE("Thread marked fg-only put self in background!"); 335160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate jniThrowException(env, "java/lang/SecurityException", "May not put this thread into background"); 336160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate return; 337160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate } 338160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate } 339160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate } 340160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate#endif 341160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate 342887f355f99ff83d568ef2885a4fdcaae475583dfDianne Hackborn int rc = androidSetThreadPriority(pid, pri); 343887f355f99ff83d568ef2885a4fdcaae475583dfDianne Hackborn if (rc != 0) { 344887f355f99ff83d568ef2885a4fdcaae475583dfDianne Hackborn if (rc == INVALID_OPERATION) { 3456793ac943afeb16642f477c43ddfd27e498db37bGlenn Kasten signalExceptionForPriorityError(env, errno); 346887f355f99ff83d568ef2885a4fdcaae475583dfDianne Hackborn } else { 3476793ac943afeb16642f477c43ddfd27e498db37bGlenn Kasten signalExceptionForGroupError(env, errno); 348887f355f99ff83d568ef2885a4fdcaae475583dfDianne Hackborn } 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 35069a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 351c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn //ALOGI("Setting priority of %" PRId32 ": %" PRId32 ", getpriority returns %d\n", 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // pid, pri, getpriority(PRIO_PROCESS, pid)); 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectvoid android_os_Process_setCallingThreadPriority(JNIEnv* env, jobject clazz, 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jint pri) 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 35806451fe081d5ae79121a6f301475c7042f7f3a5dElliott Hughes android_os_Process_setThreadPriority(env, clazz, gettid(), pri); 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectjint android_os_Process_getThreadPriority(JNIEnv* env, jobject clazz, 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jint pid) 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project errno = 0; 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jint pri = getpriority(PRIO_PROCESS, pid); 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (errno != 0) { 3676793ac943afeb16642f477c43ddfd27e498db37bGlenn Kasten signalExceptionForPriorityError(env, errno); 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 369c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn //ALOGI("Returning priority of %" PRId32 ": %" PRId32 "\n", pid, pri); 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return pri; 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3735534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchandjboolean android_os_Process_setSwappiness(JNIEnv *env, jobject clazz, 3745534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand jint pid, jboolean is_increased) 3755534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand{ 3765534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand char text[64]; 3775534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand 3785534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand if (is_increased) { 3795534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand strcpy(text, "/sys/fs/cgroup/memory/sw/tasks"); 3805534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand } else { 3815534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand strcpy(text, "/sys/fs/cgroup/memory/tasks"); 3825534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand } 3835534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand 3845534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand struct stat st; 3855534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand if (stat(text, &st) || !S_ISREG(st.st_mode)) { 3865534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand return false; 3875534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand } 3885534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand 3895534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand int fd = open(text, O_WRONLY); 3905534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand if (fd >= 0) { 391c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn sprintf(text, "%" PRId32, pid); 3925534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand write(fd, text, strlen(text)); 3935534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand close(fd); 3945534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand } 3955534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand 3965534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand return true; 3975534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand} 3985534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectvoid android_os_Process_setArgV0(JNIEnv* env, jobject clazz, jstring name) 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (name == NULL) { 40269a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowNullPointerException(env, NULL); 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 40569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jchar* str = env->GetStringCritical(name, 0); 4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String8 name8; 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (str) { 4096698749dd4d4d6513b26aa9071af290b956b68a7Dan Albert name8 = String8(reinterpret_cast<const char16_t*>(str), 4106698749dd4d4d6513b26aa9071af290b956b68a7Dan Albert env->GetStringLength(name)); 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringCritical(name, str); 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (name8.size() > 0) { 415a23fcd7be8e40078a913b1a99222cdd89229e67bNarayan Kamath const char* procName = name8.string(); 416a23fcd7be8e40078a913b1a99222cdd89229e67bNarayan Kamath set_process_name(procName); 417a23fcd7be8e40078a913b1a99222cdd89229e67bNarayan Kamath AndroidRuntime::getRuntime()->setArgv0(procName); 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectjint android_os_Process_setUid(JNIEnv* env, jobject clazz, jint uid) 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return setuid(uid) == 0 ? 0 : errno; 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectjint android_os_Process_setGid(JNIEnv* env, jobject clazz, jint uid) 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return setgid(uid) == 0 ? 0 : errno; 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int pid_compare(const void* v1, const void* v2) 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 433c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn //ALOGI("Compare %" PRId32 " vs %" PRId32 "\n", *((const jint*)v1), *((const jint*)v2)); 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return *((const jint*)v1) - *((const jint*)v2); 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 437c367d48c55e5a3fa0df14fd62889e4bb6b63cb01Elliott Hughesstatic jlong getFreeMemoryImpl(const char* const sums[], const size_t sumsLen[], size_t num) 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int fd = open("/proc/meminfo", O_RDONLY); 44069a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (fd < 0) { 4428564c8da817a845353d213acd8636b76f567b234Steve Block ALOGW("Unable to open /proc/meminfo"); 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 44569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char buffer[256]; 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const int len = read(fd, buffer, sizeof(buffer)-1); 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project close(fd); 44969a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (len < 0) { 4518564c8da817a845353d213acd8636b76f567b234Steve Block ALOGW("Unable to read /proc/meminfo"); 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buffer[len] = 0; 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 456c367d48c55e5a3fa0df14fd62889e4bb6b63cb01Elliott Hughes size_t numFound = 0; 4570bca96bcbfe559f9330a01f723c5c9cba51ec05aMarco Nelissen jlong mem = 0; 45869a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char* p = buffer; 46059325eb31f25704bb88c348160bb69e7c1aa3b48Dianne Hackborn while (*p && numFound < num) { 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int i = 0; 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (sums[i]) { 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (strncmp(p, sums[i], sumsLen[i]) == 0) { 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p += sumsLen[i]; 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (*p == ' ') p++; 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char* num = p; 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (*p >= '0' && *p <= '9') p++; 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (*p != 0) { 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *p = 0; 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p++; 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (*p == 0) p--; 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4730bca96bcbfe559f9330a01f723c5c9cba51ec05aMarco Nelissen mem += atoll(num) * 1024; 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project numFound++; 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project i++; 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p++; 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 48169a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return numFound > 0 ? mem : -1; 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 48559325eb31f25704bb88c348160bb69e7c1aa3b48Dianne Hackbornstatic jlong android_os_Process_getFreeMemory(JNIEnv* env, jobject clazz) 48659325eb31f25704bb88c348160bb69e7c1aa3b48Dianne Hackborn{ 48759325eb31f25704bb88c348160bb69e7c1aa3b48Dianne Hackborn static const char* const sums[] = { "MemFree:", "Cached:", NULL }; 488c367d48c55e5a3fa0df14fd62889e4bb6b63cb01Elliott Hughes static const size_t sumsLen[] = { strlen("MemFree:"), strlen("Cached:"), 0 }; 48959325eb31f25704bb88c348160bb69e7c1aa3b48Dianne Hackborn return getFreeMemoryImpl(sums, sumsLen, 2); 49059325eb31f25704bb88c348160bb69e7c1aa3b48Dianne Hackborn} 49159325eb31f25704bb88c348160bb69e7c1aa3b48Dianne Hackborn 49259325eb31f25704bb88c348160bb69e7c1aa3b48Dianne Hackbornstatic jlong android_os_Process_getTotalMemory(JNIEnv* env, jobject clazz) 49359325eb31f25704bb88c348160bb69e7c1aa3b48Dianne Hackborn{ 49459325eb31f25704bb88c348160bb69e7c1aa3b48Dianne Hackborn static const char* const sums[] = { "MemTotal:", NULL }; 495c367d48c55e5a3fa0df14fd62889e4bb6b63cb01Elliott Hughes static const size_t sumsLen[] = { strlen("MemTotal:"), 0 }; 49659325eb31f25704bb88c348160bb69e7c1aa3b48Dianne Hackborn return getFreeMemoryImpl(sums, sumsLen, 1); 49759325eb31f25704bb88c348160bb69e7c1aa3b48Dianne Hackborn} 49859325eb31f25704bb88c348160bb69e7c1aa3b48Dianne Hackborn 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectvoid android_os_Process_readProcLines(JNIEnv* env, jobject clazz, jstring fileStr, 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jobjectArray reqFields, jlongArray outFields) 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5026215d3ff4b5dfa52a5d8b9a42e343051f31066a5Steve Block //ALOGI("getMemInfo: %p %p", reqFields, outFields); 50369a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (fileStr == NULL || reqFields == NULL || outFields == NULL) { 50569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowNullPointerException(env, NULL); 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 50869a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char* file8 = env->GetStringUTFChars(fileStr, NULL); 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (file8 == NULL) { 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String8 file(file8); 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringUTFChars(fileStr, file8); 51569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jsize count = env->GetArrayLength(reqFields); 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (count > env->GetArrayLength(outFields)) { 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/lang/IllegalArgumentException", "Array lengths differ"); 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 52169a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Vector<String8> fields; 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int i; 52469a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (i=0; i<count; i++) { 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jobject obj = env->GetObjectArrayElement(reqFields, i); 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (obj != NULL) { 5289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char* str8 = env->GetStringUTFChars((jstring)obj, NULL); 5296215d3ff4b5dfa52a5d8b9a42e343051f31066a5Steve Block //ALOGI("String at %d: %p = %s", i, obj, str8); 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (str8 == NULL) { 53169a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowNullPointerException(env, "Element in reqFields"); 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project fields.add(String8(str8)); 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringUTFChars((jstring)obj, str8); 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 53769a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowNullPointerException(env, "Element in reqFields"); 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 54169a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jlong* sizesArray = env->GetLongArrayElements(outFields, 0); 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (sizesArray == NULL) { 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 54669a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 547c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn //ALOGI("Clearing %" PRId32 " sizes", count); 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (i=0; i<count; i++) { 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sizesArray[i] = 0; 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 55169a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int fd = open(file.string(), O_RDONLY); 55369a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (fd >= 0) { 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const size_t BUFFER_SIZE = 2048; 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char* buffer = (char*)malloc(BUFFER_SIZE); 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int len = read(fd, buffer, BUFFER_SIZE-1); 5589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project close(fd); 55969a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (len < 0) { 5618564c8da817a845353d213acd8636b76f567b234Steve Block ALOGW("Unable to read %s", file.string()); 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project len = 0; 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buffer[len] = 0; 56569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int foundCount = 0; 56769a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char* p = buffer; 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (*p && foundCount < count) { 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project bool skipToEol = true; 5716215d3ff4b5dfa52a5d8b9a42e343051f31066a5Steve Block //ALOGI("Parsing at: %s", p); 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (i=0; i<count; i++) { 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const String8& field = fields[i]; 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (strncmp(p, field.string(), field.length()) == 0) { 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p += field.length(); 576add868cebaf62cffe96e79764ea0b7f2320a03ebAmith Yamasani while (*p == ' ' || *p == '\t') p++; 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char* num = p; 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (*p >= '0' && *p <= '9') p++; 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project skipToEol = *p != '\n'; 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (*p != 0) { 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *p = 0; 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p++; 5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char* end; 5859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sizesArray[i] = strtoll(num, &end, 10); 586c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn //ALOGI("Field %s = %" PRId64, field.string(), sizesArray[i]); 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project foundCount++; 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 5899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (skipToEol) { 5929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (*p && *p != '\n') { 5939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p++; 5949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (*p == '\n') { 5969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p++; 5979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 60069a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project free(buffer); 6029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 6038564c8da817a845353d213acd8636b76f567b234Steve Block ALOGW("Unable to open %s", file.string()); 6049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 60569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 6066215d3ff4b5dfa52a5d8b9a42e343051f31066a5Steve Block //ALOGI("Done!"); 6079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseLongArrayElements(outFields, sizesArray, 0); 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectjintArray android_os_Process_getPids(JNIEnv* env, jobject clazz, 6119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jstring file, jintArray lastArray) 6129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (file == NULL) { 61469a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowNullPointerException(env, NULL); 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 6169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 61769a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 6189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char* file8 = env->GetStringUTFChars(file, NULL); 6199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (file8 == NULL) { 6209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/lang/OutOfMemoryError", NULL); 6219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 6229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 62369a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 6249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project DIR* dirp = opendir(file8); 62569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 6269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseStringUTFChars(file, file8); 62769a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 6289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(dirp == NULL) { 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 6309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 63169a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jsize curCount = 0; 6339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jint* curData = NULL; 6349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (lastArray != NULL) { 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project curCount = env->GetArrayLength(lastArray); 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project curData = env->GetIntArrayElements(lastArray, 0); 6379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 63869a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jint curPos = 0; 64069a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct dirent* entry; 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while ((entry=readdir(dirp)) != NULL) { 6439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char* p = entry->d_name; 6449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (*p) { 6459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (*p < '0' || *p > '9') break; 6469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p++; 6479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (*p != 0) continue; 64969a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 6509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char* end; 6519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int pid = strtol(entry->d_name, &end, 10); 6526215d3ff4b5dfa52a5d8b9a42e343051f31066a5Steve Block //ALOGI("File %s pid=%d\n", entry->d_name, pid); 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (curPos >= curCount) { 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jsize newCount = (curCount == 0) ? 10 : (curCount*2); 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jintArray newArray = env->NewIntArray(newCount); 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (newArray == NULL) { 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project closedir(dirp); 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/lang/OutOfMemoryError", NULL); 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NULL; 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jint* newData = env->GetIntArrayElements(newArray, 0); 6629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (curData != NULL) { 6639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project memcpy(newData, curData, sizeof(jint)*curCount); 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseIntArrayElements(lastArray, curData, 0); 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project lastArray = newArray; 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project curCount = newCount; 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project curData = newData; 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 67069a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 6719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project curData[curPos] = pid; 6729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project curPos++; 6739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 67469a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project closedir(dirp); 67669a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (curData != NULL && curPos > 0) { 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project qsort(curData, curPos, sizeof(jint), pid_compare); 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 68069a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (curPos < curCount) { 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project curData[curPos] = -1; 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project curPos++; 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 68569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 6869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (curData != NULL) { 6879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseIntArrayElements(lastArray, curData, 0); 6889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 68969a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return lastArray; 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectenum { 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PROC_TERM_MASK = 0xff, 6959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PROC_ZERO_TERM = 0, 6969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PROC_SPACE_TERM = ' ', 6979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PROC_COMBINE = 0x100, 6989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PROC_PARENS = 0x200, 69913ac041b9f21043bc7c848a743be618bfd7a67e9Dianne Hackborn PROC_QUOTES = 0x400, 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PROC_OUT_STRING = 0x1000, 7019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PROC_OUT_LONG = 0x2000, 7029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project PROC_OUT_FLOAT = 0x4000, 7039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 7049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 705c64edde69d18498fb2954f71a546357b07ab996aEvan Millarjboolean android_os_Process_parseProcLineArray(JNIEnv* env, jobject clazz, 70669a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes char* buffer, jint startIndex, jint endIndex, jintArray format, 707c64edde69d18498fb2954f71a546357b07ab996aEvan Millar jobjectArray outStrings, jlongArray outLongs, jfloatArray outFloats) 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 70969a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 7109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jsize NF = env->GetArrayLength(format); 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jsize NS = outStrings ? env->GetArrayLength(outStrings) : 0; 7129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jsize NL = outLongs ? env->GetArrayLength(outLongs) : 0; 7139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jsize NR = outFloats ? env->GetArrayLength(outFloats) : 0; 71469a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 7159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jint* formatData = env->GetIntArrayElements(format, 0); 7169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jlong* longsData = outLongs ? 7179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->GetLongArrayElements(outLongs, 0) : NULL; 7189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jfloat* floatsData = outFloats ? 7199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->GetFloatArrayElements(outFloats, 0) : NULL; 7209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (formatData == NULL || (NL > 0 && longsData == NULL) 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project || (NR > 0 && floatsData == NULL)) { 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (formatData != NULL) { 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseIntArrayElements(format, formatData, 0); 7249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (longsData != NULL) { 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseLongArrayElements(outLongs, longsData, 0); 7279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (floatsData != NULL) { 7299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseFloatArrayElements(outFloats, floatsData, 0); 7309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jniThrowException(env, "java/lang/OutOfMemoryError", NULL); 7329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return JNI_FALSE; 7339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 735c64edde69d18498fb2954f71a546357b07ab996aEvan Millar jsize i = startIndex; 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jsize di = 0; 73769a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jboolean res = JNI_TRUE; 73969a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (jsize fi=0; fi<NF; fi++) { 74113ac041b9f21043bc7c848a743be618bfd7a67e9Dianne Hackborn jint mode = formatData[fi]; 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((mode&PROC_PARENS) != 0) { 7439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project i++; 7443b1e22e2898e27fe486ac4137692e0f20166e13eBernhard Rosenkränzer } else if ((mode&PROC_QUOTES) != 0) { 74513ac041b9f21043bc7c848a743be618bfd7a67e9Dianne Hackborn if (buffer[i] == '"') { 74613ac041b9f21043bc7c848a743be618bfd7a67e9Dianne Hackborn i++; 74713ac041b9f21043bc7c848a743be618bfd7a67e9Dianne Hackborn } else { 74813ac041b9f21043bc7c848a743be618bfd7a67e9Dianne Hackborn mode &= ~PROC_QUOTES; 74913ac041b9f21043bc7c848a743be618bfd7a67e9Dianne Hackborn } 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const char term = (char)(mode&PROC_TERM_MASK); 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const jsize start = i; 753c64edde69d18498fb2954f71a546357b07ab996aEvan Millar if (i >= endIndex) { 7540f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe if (kDebugProc) { 7550f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe ALOGW("Ran off end of data @%d", i); 7560f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe } 7579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project res = JNI_FALSE; 7589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 76069a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 7619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jsize end = -1; 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((mode&PROC_PARENS) != 0) { 763c367d48c55e5a3fa0df14fd62889e4bb6b63cb01Elliott Hughes while (i < endIndex && buffer[i] != ')') { 7649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project i++; 7659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project end = i; 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project i++; 76813ac041b9f21043bc7c848a743be618bfd7a67e9Dianne Hackborn } else if ((mode&PROC_QUOTES) != 0) { 76913ac041b9f21043bc7c848a743be618bfd7a67e9Dianne Hackborn while (buffer[i] != '"' && i < endIndex) { 77013ac041b9f21043bc7c848a743be618bfd7a67e9Dianne Hackborn i++; 77113ac041b9f21043bc7c848a743be618bfd7a67e9Dianne Hackborn } 77213ac041b9f21043bc7c848a743be618bfd7a67e9Dianne Hackborn end = i; 77313ac041b9f21043bc7c848a743be618bfd7a67e9Dianne Hackborn i++; 7749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 775c367d48c55e5a3fa0df14fd62889e4bb6b63cb01Elliott Hughes while (i < endIndex && buffer[i] != term) { 7769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project i++; 7779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (end < 0) { 7799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project end = i; 7809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 78169a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 782c64edde69d18498fb2954f71a546357b07ab996aEvan Millar if (i < endIndex) { 7839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project i++; 7849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((mode&PROC_COMBINE) != 0) { 785c367d48c55e5a3fa0df14fd62889e4bb6b63cb01Elliott Hughes while (i < endIndex && buffer[i] == term) { 7869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project i++; 7879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 79069a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 791c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn //ALOGI("Field %" PRId32 ": %" PRId32 "-%" PRId32 " dest=%" PRId32 " mode=0x%" PRIx32 "\n", i, start, end, di, mode); 79269a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 7939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((mode&(PROC_OUT_FLOAT|PROC_OUT_LONG|PROC_OUT_STRING)) != 0) { 7949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char c = buffer[end]; 7959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buffer[end] = 0; 7969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((mode&PROC_OUT_FLOAT) != 0 && di < NR) { 7979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char* end; 7989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project floatsData[di] = strtof(buffer+start, &end); 7999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((mode&PROC_OUT_LONG) != 0 && di < NL) { 8019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char* end; 8029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project longsData[di] = strtoll(buffer+start, &end, 10); 8039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((mode&PROC_OUT_STRING) != 0 && di < NS) { 8059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jstring str = env->NewStringUTF(buffer+start); 8069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->SetObjectArrayElement(outStrings, di, str); 8079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project buffer[end] = c; 8099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project di++; 8109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 81269a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 8139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseIntArrayElements(format, formatData, 0); 8149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (longsData != NULL) { 8159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseLongArrayElements(outLongs, longsData, 0); 8169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (floatsData != NULL) { 8189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project env->ReleaseFloatArrayElements(outFloats, floatsData, 0); 8199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 82069a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 8219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return res; 8229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 8239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 824c64edde69d18498fb2954f71a546357b07ab996aEvan Millarjboolean android_os_Process_parseProcLine(JNIEnv* env, jobject clazz, 82569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jbyteArray buffer, jint startIndex, jint endIndex, jintArray format, 826c64edde69d18498fb2954f71a546357b07ab996aEvan Millar jobjectArray outStrings, jlongArray outLongs, jfloatArray outFloats) 827c64edde69d18498fb2954f71a546357b07ab996aEvan Millar{ 828c64edde69d18498fb2954f71a546357b07ab996aEvan Millar jbyte* bufferArray = env->GetByteArrayElements(buffer, NULL); 829c64edde69d18498fb2954f71a546357b07ab996aEvan Millar 83069a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jboolean result = android_os_Process_parseProcLineArray(env, clazz, 83169a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes (char*) bufferArray, startIndex, endIndex, format, outStrings, 832c64edde69d18498fb2954f71a546357b07ab996aEvan Millar outLongs, outFloats); 83369a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 834c64edde69d18498fb2954f71a546357b07ab996aEvan Millar env->ReleaseByteArrayElements(buffer, bufferArray, 0); 83569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 836c64edde69d18498fb2954f71a546357b07ab996aEvan Millar return result; 837c64edde69d18498fb2954f71a546357b07ab996aEvan Millar} 838c64edde69d18498fb2954f71a546357b07ab996aEvan Millar 839c64edde69d18498fb2954f71a546357b07ab996aEvan Millarjboolean android_os_Process_readProcFile(JNIEnv* env, jobject clazz, 840c64edde69d18498fb2954f71a546357b07ab996aEvan Millar jstring file, jintArray format, jobjectArray outStrings, 841c64edde69d18498fb2954f71a546357b07ab996aEvan Millar jlongArray outLongs, jfloatArray outFloats) 842c64edde69d18498fb2954f71a546357b07ab996aEvan Millar{ 843c64edde69d18498fb2954f71a546357b07ab996aEvan Millar if (file == NULL || format == NULL) { 84469a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowNullPointerException(env, NULL); 845c64edde69d18498fb2954f71a546357b07ab996aEvan Millar return JNI_FALSE; 846c64edde69d18498fb2954f71a546357b07ab996aEvan Millar } 847c64edde69d18498fb2954f71a546357b07ab996aEvan Millar 848c64edde69d18498fb2954f71a546357b07ab996aEvan Millar const char* file8 = env->GetStringUTFChars(file, NULL); 849c64edde69d18498fb2954f71a546357b07ab996aEvan Millar if (file8 == NULL) { 850c64edde69d18498fb2954f71a546357b07ab996aEvan Millar jniThrowException(env, "java/lang/OutOfMemoryError", NULL); 851c64edde69d18498fb2954f71a546357b07ab996aEvan Millar return JNI_FALSE; 852c64edde69d18498fb2954f71a546357b07ab996aEvan Millar } 853c64edde69d18498fb2954f71a546357b07ab996aEvan Millar int fd = open(file8, O_RDONLY); 85469a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 855c64edde69d18498fb2954f71a546357b07ab996aEvan Millar if (fd < 0) { 8560f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe if (kDebugProc) { 8570f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe ALOGW("Unable to open process file: %s\n", file8); 8580f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe } 859306af678a5f1938629e1182b46cc43f2da6e7774Dianne Hackborn env->ReleaseStringUTFChars(file, file8); 860c64edde69d18498fb2954f71a546357b07ab996aEvan Millar return JNI_FALSE; 861c64edde69d18498fb2954f71a546357b07ab996aEvan Millar } 862306af678a5f1938629e1182b46cc43f2da6e7774Dianne Hackborn env->ReleaseStringUTFChars(file, file8); 86369a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 864c64edde69d18498fb2954f71a546357b07ab996aEvan Millar char buffer[256]; 865c64edde69d18498fb2954f71a546357b07ab996aEvan Millar const int len = read(fd, buffer, sizeof(buffer)-1); 866c64edde69d18498fb2954f71a546357b07ab996aEvan Millar close(fd); 86769a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 868c64edde69d18498fb2954f71a546357b07ab996aEvan Millar if (len < 0) { 8690f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe if (kDebugProc) { 8700f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe ALOGW("Unable to open process file: %s fd=%d\n", file8, fd); 8710f0b4919667f418b249c497f5ad3e83fdf4437e5Andreas Gampe } 872c64edde69d18498fb2954f71a546357b07ab996aEvan Millar return JNI_FALSE; 873c64edde69d18498fb2954f71a546357b07ab996aEvan Millar } 874c64edde69d18498fb2954f71a546357b07ab996aEvan Millar buffer[len] = 0; 87569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 87669a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes return android_os_Process_parseProcLineArray(env, clazz, buffer, 0, len, 877c64edde69d18498fb2954f71a546357b07ab996aEvan Millar format, outStrings, outLongs, outFloats); 87869a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 879c64edde69d18498fb2954f71a546357b07ab996aEvan Millar} 880c64edde69d18498fb2954f71a546357b07ab996aEvan Millar 8819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectvoid android_os_Process_setApplicationObject(JNIEnv* env, jobject clazz, 8829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jobject binderObject) 8839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 8849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (binderObject == NULL) { 88569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes jniThrowNullPointerException(env, NULL); 8869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 8879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<IBinder> binder = ibinderForJavaObject(env, binderObject); 8909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 8919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectvoid android_os_Process_sendSignal(JNIEnv* env, jobject clazz, jint pid, jint sig) 8939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 8949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (pid > 0) { 895c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn ALOGI("Sending signal. PID: %" PRId32 " SIG: %" PRId32, pid, sig); 8969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project kill(pid, sig); 8979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 8999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 900906497c574d45d8dfd295b16dece0d0bc32c0895Dianne Hackbornvoid android_os_Process_sendSignalQuiet(JNIEnv* env, jobject clazz, jint pid, jint sig) 901906497c574d45d8dfd295b16dece0d0bc32c0895Dianne Hackborn{ 902906497c574d45d8dfd295b16dece0d0bc32c0895Dianne Hackborn if (pid > 0) { 903906497c574d45d8dfd295b16dece0d0bc32c0895Dianne Hackborn kill(pid, sig); 904906497c574d45d8dfd295b16dece0d0bc32c0895Dianne Hackborn } 905906497c574d45d8dfd295b16dece0d0bc32c0895Dianne Hackborn} 906906497c574d45d8dfd295b16dece0d0bc32c0895Dianne Hackborn 9079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jlong android_os_Process_getElapsedCpuTime(JNIEnv* env, jobject clazz) 9089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 9099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct timespec ts; 9109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int res = clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &ts); 91269a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 9139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (res != 0) { 9149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return (jlong) 0; 91569a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes } 91669a017bc1d1649350f830dfada5c6ed5eac0b770Elliott Hughes 9179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project nsecs_t when = seconds_to_nanoseconds(ts.tv_sec) + ts.tv_nsec; 9189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return (jlong) nanoseconds_to_milliseconds(when); 9199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 9209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic jlong android_os_Process_getPss(JNIEnv* env, jobject clazz, jint pid) 9229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 9239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char filename[64]; 9249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 925c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn snprintf(filename, sizeof(filename), "/proc/%" PRId32 "/smaps", pid); 9269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FILE * file = fopen(filename, "r"); 9289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (!file) { 9299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return (jlong) -1; 9309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Tally up all of the Pss from the various maps 9339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char line[256]; 9349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jlong pss = 0; 9359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while (fgets(line, sizeof(line), file)) { 9369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project jlong v; 937c6a410164e1fd728cf7873493baacca7bc29548dMark Salyzyn if (sscanf(line, "Pss: %" SCNd64 " kB", &v) == 1) { 9389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project pss += v; 9399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project fclose(file); 9439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Return the Pss value in bytes, not kilobytes 9459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return pss * 1024; 9469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 9479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 948f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne HackbornjintArray android_os_Process_getPidsForCommands(JNIEnv* env, jobject clazz, 949f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn jobjectArray commandNames) 950f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn{ 951f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn if (commandNames == NULL) { 952f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn jniThrowNullPointerException(env, NULL); 953f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn return NULL; 954f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn } 955f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn 956f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn Vector<String8> commands; 957f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn 958f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn jsize count = env->GetArrayLength(commandNames); 959f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn 960f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn for (int i=0; i<count; i++) { 961f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn jobject obj = env->GetObjectArrayElement(commandNames, i); 962f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn if (obj != NULL) { 963f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn const char* str8 = env->GetStringUTFChars((jstring)obj, NULL); 964f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn if (str8 == NULL) { 965f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn jniThrowNullPointerException(env, "Element in commandNames"); 966f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn return NULL; 967f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn } 968f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn commands.add(String8(str8)); 969f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn env->ReleaseStringUTFChars((jstring)obj, str8); 970f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn } else { 971f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn jniThrowNullPointerException(env, "Element in commandNames"); 972f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn return NULL; 973f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn } 974f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn } 975f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn 976f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn Vector<jint> pids; 977f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn 978f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn DIR *proc = opendir("/proc"); 979f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn if (proc == NULL) { 980f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn fprintf(stderr, "/proc: %s\n", strerror(errno)); 981f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn return NULL; 982f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn } 983f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn 984f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn struct dirent *d; 985f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn while ((d = readdir(proc))) { 986f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn int pid = atoi(d->d_name); 987f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn if (pid <= 0) continue; 988f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn 989f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn char path[PATH_MAX]; 990f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn char data[PATH_MAX]; 991f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn snprintf(path, sizeof(path), "/proc/%d/cmdline", pid); 992f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn 993f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn int fd = open(path, O_RDONLY); 994f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn if (fd < 0) { 995f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn continue; 996f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn } 997f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn const int len = read(fd, data, sizeof(data)-1); 998f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn close(fd); 999f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn 1000f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn if (len < 0) { 1001f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn continue; 1002f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn } 1003f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn data[len] = 0; 1004f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn 1005f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn for (int i=0; i<len; i++) { 1006f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn if (data[i] == ' ') { 1007f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn data[i] = 0; 1008f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn break; 1009f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn } 1010f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn } 1011f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn 1012f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn for (size_t i=0; i<commands.size(); i++) { 1013f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn if (commands[i] == data) { 1014f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn pids.add(pid); 1015f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn break; 1016f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn } 1017f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn } 1018f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn } 1019f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn 1020f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn closedir(proc); 1021f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn 1022f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn jintArray pidArray = env->NewIntArray(pids.size()); 1023f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn if (pidArray == NULL) { 1024f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn jniThrowException(env, "java/lang/OutOfMemoryError", NULL); 1025f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn return NULL; 1026f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn } 1027f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn 1028f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn if (pids.size() > 0) { 1029f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn env->SetIntArrayRegion(pidArray, 0, pids.size(), pids.array()); 1030f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn } 1031f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn 1032f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn return pidArray; 1033f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn} 1034f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn 10350769e550011d8f8a19e333efe1706ef0e6cc6a5fColin Crossjint android_os_Process_killProcessGroup(JNIEnv* env, jobject clazz, jint uid, jint pid) 10360769e550011d8f8a19e333efe1706ef0e6cc6a5fColin Cross{ 10370769e550011d8f8a19e333efe1706ef0e6cc6a5fColin Cross return killProcessGroup(uid, pid, SIGKILL); 10380769e550011d8f8a19e333efe1706ef0e6cc6a5fColin Cross} 10390769e550011d8f8a19e333efe1706ef0e6cc6a5fColin Cross 10400769e550011d8f8a19e333efe1706ef0e6cc6a5fColin Crossvoid android_os_Process_removeAllProcessGroups(JNIEnv* env, jobject clazz) 10410769e550011d8f8a19e333efe1706ef0e6cc6a5fColin Cross{ 10420769e550011d8f8a19e333efe1706ef0e6cc6a5fColin Cross return removeAllProcessGroups(); 10430769e550011d8f8a19e333efe1706ef0e6cc6a5fColin Cross} 10440769e550011d8f8a19e333efe1706ef0e6cc6a5fColin Cross 10459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic const JNINativeMethod methods[] = { 10469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getUidForName", "(Ljava/lang/String;)I", (void*)android_os_Process_getUidForName}, 10479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getGidForName", "(Ljava/lang/String;)I", (void*)android_os_Process_getGidForName}, 10489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setThreadPriority", "(II)V", (void*)android_os_Process_setThreadPriority}, 10496793ac943afeb16642f477c43ddfd27e498db37bGlenn Kasten {"setThreadScheduler", "(III)V", (void*)android_os_Process_setThreadScheduler}, 1050160edb3645f8b7012bab70ae6e6e8c4a5733082bChristopher Tate {"setCanSelfBackground", "(Z)V", (void*)android_os_Process_setCanSelfBackground}, 10519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setThreadPriority", "(I)V", (void*)android_os_Process_setCallingThreadPriority}, 10529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getThreadPriority", "(I)I", (void*)android_os_Process_getThreadPriority}, 1053e9d376b801b7890b1ef5006ed55de4208e64bb63San Mehat {"setThreadGroup", "(II)V", (void*)android_os_Process_setThreadGroup}, 10549e57c414f39e1a31349bc215635fdcfaf1902ceeJeff Sharkey {"setProcessGroup", "(II)V", (void*)android_os_Process_setProcessGroup}, 10559e57c414f39e1a31349bc215635fdcfaf1902ceeJeff Sharkey {"getProcessGroup", "(I)I", (void*)android_os_Process_getProcessGroup}, 10565534ba91ac0a0c9af822af62bcf92e2c5a8d6ec8Rom Lemarchand {"setSwappiness", "(IZ)Z", (void*)android_os_Process_setSwappiness}, 10579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setArgV0", "(Ljava/lang/String;)V", (void*)android_os_Process_setArgV0}, 10589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setUid", "(I)I", (void*)android_os_Process_setUid}, 10599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"setGid", "(I)I", (void*)android_os_Process_setGid}, 10609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"sendSignal", "(II)V", (void*)android_os_Process_sendSignal}, 1061906497c574d45d8dfd295b16dece0d0bc32c0895Dianne Hackborn {"sendSignalQuiet", "(II)V", (void*)android_os_Process_sendSignalQuiet}, 10620bca96bcbfe559f9330a01f723c5c9cba51ec05aMarco Nelissen {"getFreeMemory", "()J", (void*)android_os_Process_getFreeMemory}, 106359325eb31f25704bb88c348160bb69e7c1aa3b48Dianne Hackborn {"getTotalMemory", "()J", (void*)android_os_Process_getTotalMemory}, 10649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"readProcLines", "(Ljava/lang/String;[Ljava/lang/String;[J)V", (void*)android_os_Process_readProcLines}, 10659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getPids", "(Ljava/lang/String;[I)[I", (void*)android_os_Process_getPids}, 10669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"readProcFile", "(Ljava/lang/String;[I[Ljava/lang/String;[J[F)Z", (void*)android_os_Process_readProcFile}, 1067c64edde69d18498fb2954f71a546357b07ab996aEvan Millar {"parseProcLine", "([BII[I[Ljava/lang/String;[J[F)Z", (void*)android_os_Process_parseProcLine}, 10689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getElapsedCpuTime", "()J", (void*)android_os_Process_getElapsedCpuTime}, 10699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project {"getPss", "(I)J", (void*)android_os_Process_getPss}, 1070f72467ad9843bf5d4b75fb308386e77ebb5c3447Dianne Hackborn {"getPidsForCommands", "([Ljava/lang/String;)[I", (void*)android_os_Process_getPidsForCommands}, 10719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //{"setApplicationObject", "(Landroid/os/IBinder;)V", (void*)android_os_Process_setApplicationObject}, 10720769e550011d8f8a19e333efe1706ef0e6cc6a5fColin Cross {"killProcessGroup", "(II)I", (void*)android_os_Process_killProcessGroup}, 10730769e550011d8f8a19e333efe1706ef0e6cc6a5fColin Cross {"removeAllProcessGroups", "()V", (void*)android_os_Process_removeAllProcessGroups}, 10749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; 10759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint register_android_os_Process(JNIEnv* env) 10779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1078ed6b9dff563c5e22f040ff37e12c0d771e0478aeAndreas Gampe return RegisterMethodsOrDie(env, "android/os/Process", methods, NELEM(methods)); 10799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1080