summaryrefslogtreecommitdiffstats
path: root/core/jni/android_os_Exec.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'core/jni/android_os_Exec.cpp')
-rw-r--r--core/jni/android_os_Exec.cpp215
1 files changed, 0 insertions, 215 deletions
diff --git a/core/jni/android_os_Exec.cpp b/core/jni/android_os_Exec.cpp
deleted file mode 100644
index ca5e695..0000000
--- a/core/jni/android_os_Exec.cpp
+++ /dev/null
@@ -1,215 +0,0 @@
-/*
- * Copyright (C) 2007 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "Exec"
-
-#include "JNIHelp.h"
-#include "jni.h"
-#include "utils/Log.h"
-#include "utils/misc.h"
-#include "android_runtime/AndroidRuntime.h"
-
-#include <sys/types.h>
-#include <sys/ioctl.h>
-#include <sys/wait.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <termios.h>
-
-namespace android
-{
-
-static jclass class_fileDescriptor;
-static jfieldID field_fileDescriptor_descriptor;
-static jmethodID method_fileDescriptor_init;
-
-
-static int create_subprocess(const char *cmd, const char *arg0, const char *arg1,
- int* pProcessId)
-{
- char *devname;
- int ptm;
- pid_t pid;
-
- ptm = open("/dev/ptmx", O_RDWR); // | O_NOCTTY);
- if(ptm < 0){
- LOGE("[ cannot open /dev/ptmx - %s ]\n",strerror(errno));
- return -1;
- }
- fcntl(ptm, F_SETFD, FD_CLOEXEC);
-
- if(grantpt(ptm) || unlockpt(ptm) ||
- ((devname = (char*) ptsname(ptm)) == 0)){
- LOGE("[ trouble with /dev/ptmx - %s ]\n", strerror(errno));
- return -1;
- }
-
- pid = fork();
- if(pid < 0) {
- LOGE("- fork failed: %s -\n", strerror(errno));
- return -1;
- }
-
- if(pid == 0){
- int pts;
-
- setsid();
-
- pts = open(devname, O_RDWR);
- if(pts < 0) exit(-1);
-
- dup2(pts, 0);
- dup2(pts, 1);
- dup2(pts, 2);
-
- close(ptm);
-
- execl(cmd, cmd, arg0, arg1, NULL);
- exit(-1);
- } else {
- *pProcessId = (int) pid;
- return ptm;
- }
-}
-
-
-static jobject android_os_Exec_createSubProcess(JNIEnv *env, jobject clazz,
- jstring cmd, jstring arg0, jstring arg1, jintArray processIdArray)
-{
- const jchar* str = cmd ? env->GetStringCritical(cmd, 0) : 0;
- String8 cmd_8;
- if (str) {
- cmd_8 = String8(str, env->GetStringLength(cmd));
- env->ReleaseStringCritical(cmd, str);
- }
-
- str = arg0 ? env->GetStringCritical(arg0, 0) : 0;
- const char* arg0Str = 0;
- String8 arg0_8;
- if (str) {
- arg0_8 = String8(str, env->GetStringLength(arg0));
- env->ReleaseStringCritical(arg0, str);
- arg0Str = arg0_8.string();
- }
-
- str = arg1 ? env->GetStringCritical(arg1, 0) : 0;
- const char* arg1Str = 0;
- String8 arg1_8;
- if (str) {
- arg1_8 = String8(str, env->GetStringLength(arg1));
- env->ReleaseStringCritical(arg1, str);
- arg1Str = arg1_8.string();
- }
-
- int procId;
- int ptm = create_subprocess(cmd_8.string(), arg0Str, arg1Str, &procId);
-
- if (processIdArray) {
- int procIdLen = env->GetArrayLength(processIdArray);
- if (procIdLen > 0) {
- jboolean isCopy;
-
- int* pProcId = (int*) env->GetPrimitiveArrayCritical(processIdArray, &isCopy);
- if (pProcId) {
- *pProcId = procId;
- env->ReleasePrimitiveArrayCritical(processIdArray, pProcId, 0);
- }
- }
- }
-
- jobject result = env->NewObject(class_fileDescriptor, method_fileDescriptor_init);
-
- if (!result) {
- LOGE("Couldn't create a FileDescriptor.");
- }
- else {
- env->SetIntField(result, field_fileDescriptor_descriptor, ptm);
- }
-
- return result;
-}
-
-
-static void android_os_Exec_setPtyWindowSize(JNIEnv *env, jobject clazz,
- jobject fileDescriptor, jint row, jint col, jint xpixel, jint ypixel)
-{
- int fd;
- struct winsize sz;
-
- fd = jniGetFDFromFileDescriptor(env, fileDescriptor);
-
- if (env->ExceptionOccurred() != NULL) {
- return;
- }
-
- sz.ws_row = row;
- sz.ws_col = col;
- sz.ws_xpixel = xpixel;
- sz.ws_ypixel = ypixel;
-
- ioctl(fd, TIOCSWINSZ, &sz);
-}
-
-static int android_os_Exec_waitFor(JNIEnv *env, jobject clazz,
- jint procId) {
- int status;
- waitpid(procId, &status, 0);
- int result = 0;
- if (WIFEXITED(status)) {
- result = WEXITSTATUS(status);
- }
- return result;
-}
-
-static JNINativeMethod method_table[] = {
- { "createSubprocess", "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;[I)Ljava/io/FileDescriptor;",
- (void*) android_os_Exec_createSubProcess },
- { "setPtyWindowSize", "(Ljava/io/FileDescriptor;IIII)V",
- (void*) android_os_Exec_setPtyWindowSize},
- { "waitFor", "(I)I",
- (void*) android_os_Exec_waitFor}
-};
-
-int register_android_os_Exec(JNIEnv *env)
-{
- class_fileDescriptor = env->FindClass("java/io/FileDescriptor");
-
- if (class_fileDescriptor == NULL) {
- LOGE("Can't find java/io/FileDescriptor");
- return -1;
- }
-
- field_fileDescriptor_descriptor = env->GetFieldID(class_fileDescriptor, "descriptor", "I");
-
- if (field_fileDescriptor_descriptor == NULL) {
- LOGE("Can't find FileDescriptor.descriptor");
- return -1;
- }
-
- method_fileDescriptor_init = env->GetMethodID(class_fileDescriptor, "<init>", "()V");
- if (method_fileDescriptor_init == NULL) {
- LOGE("Can't find FileDescriptor.init");
- return -1;
- }
-
- return AndroidRuntime::registerNativeMethods(
- env, "android/os/Exec",
- method_table, NELEM(method_table));
-}
-
-};