BufferedReader brW = new BufferedReader(new InputStreamReader(p.getErrorStream()));while((str = brW.readLine()) != null)Log.d("cwmp", "w:"+str);

#define SOCKET_NAME "fstiService"#define LOGD(...) __android_log_print(ANDROID_LOG_DEBUG, "itv_assistance", __VA_ARGS__)#include <jni.h>#include <stdio.h>#include <stdlib.h>#include <errno.h>#include <string.h>#include <sys/types.h>#include <netinet/in.h>#include <sys/socket.h>#include <sys/wait.h>#include <sys/un.h>#include <cutils/sockets.h>#include <android/log.h>#include <unistd.h>#include <time.h>#include <sys/time.h>#include <pthread.h>pthread_t thread[2];char s_time[10]; //抓包時間子串char s_command[256]; //抓包指令子串//抓包指令：system("/system/bin/tcpdump -v -w /sdcard/te.pcap");//獲取進程tcpdump的進程號int getPid() {//for Linux C//FILE *fp = popen("ps -e | grep /'tcpdump/' | awk /'{print $1}/'", "r");//for Android(ARM)//FILE *fp = popen("ps | grep /'tcpdump/'", "r");FILE *fp = popen("ps | grep /'tcpdump/'", "r");char buff[1024] = { 0 };while (NULL != fgets(buff, sizeof(buff), fp));//取消換行符(10)buff[strlen(buff) - 1] = '/0';pclose(fp);char dst[5] = { 0 };char *p = buff;char *q = dst;//每一行進程信息的第二個字符串為進程號while (*p != ' ')p++;while (*p == ' ')p++;while (*p != ' ')*(q++) = *(p++);*(q++) = '/0';return atoi(dst);}//截取子串(抓包時間(秒)：抓包命令)void substring(char *time, char *command, char *src) {char *p = src;char *q = time;char *s = command;while (*p != '/')*(q++) = *(p++);*(q++) = '/0';//如果Tcpdump命令已添加環境變量，則添加下行代碼//否則刪除下一行代碼，client傳遞的參數格式必須為: num/tcpdump所在路徑p++;while (*p)*(s++) = *(p++);*(s++) = '/0';}//抓包線程void *thread1(void *arg) {system(s_command);}void *thread2(void *arg) {int i_time = atoi(s_time);int begin = time((time_t*) NULL);while (1) {if (time((time_t*) NULL) - begin < i_time) {//printf("當前時間(s):%ld/n", time((time_t*)NULL));continue;} else {int n = kill(getPid(), SIGKILL);LOGD("the kill process result is n=%d", n);break;}}return 0;}//創建子線程void thread_create() {int temp;memset(&thread, 0, sizeof(thread));if ((temp = pthread_create(&thread[0], NULL, thread1, NULL)) != 0)LOGD("create tcpdump thread failure");elseLOGD("create tcpdump thread success");if ((temp = pthread_create(&thread[1], NULL, thread2, NULL)) != 0)LOGD("create count thread failure");elseLOGD("create count thread success");}void thread_wait() {if (thread[0] != 0) {pthread_join(thread[0], NULL);LOGD("tcpdump thread has terminated");}if (thread[1] != 0) {//pthread_join(thread[1], NULL);printf("counter thread has terminated");}}/*** Native層Socket服務端*/int main() {int connect_number = 6;int fdListen = -1, new_fd = -1;int ret;struct sockaddr_un peeraddr;socklen_t socklen = sizeof(peeraddr);int numbytes;char buff[256];//這一步很關鍵，就是獲取init.rc中配置的名為 "fstiService" 的socket//獲取已綁定的socket，返回-1為錯誤情況fdListen = android_get_control_socket(SOCKET_NAME);if (fdListen < 0) {LOGD("failed to get socket '" SOCKET_NAME "' errno %d", errno);exit(-1);}/*** 方法說明：開始監聽（等待參數fdListen的socket連接，參數connect_number指定同時能處理的最大連接要求）* 如果連接數目達此上限則client端將收到ECONNREFUSED的錯誤。listen函數并未開始連接，只是設置* socket為listen模式，真正接收client端連接的是accept()。通常listen()會在socket()* bind()之后調用，接著才調用accept().* 返回值：成功返回0，失敗返回-1，錯誤原因存在errno中*/ret = listen(fdListen, connect_number);LOGD("listen result %d", ret);if (ret < 0) {/*** perror(s)將一個函數發生錯誤的原因輸出到標準設備（stderr）* 參數s所指的字符串會先打印出，后面再加上錯誤原因字符串*/perror("listen");exit(-1);}/*** 方法說明：accept(int s, struct sockaddr * addr, socklen_t * addrlen)用來接受參數s的socket連接。* socket必須先經bind()、listen()函數處理過，當有socket客戶端連接進來時會返回一個新的socket處理* 代碼，往后的數據傳送與讀取就是經由新的socket處理，而原來參數s的socket能繼續使用accept()來接受新的* 連接請求。連線成功時, 參數addr 所指的結構會被系統填入遠程主機的地址數據,參數addrlen為sockaddr的* 結構長度。* 返回值：成功返回新的socket處理代碼，失敗返回-1，錯誤原因存在于errno中。*/new_fd = accept(fdListen, (struct sockaddr *) &peeraddr, &socklen);LOGD("accept_fd %d", new_fd);if (new_fd < 0) {LOGD("%d", errno);perror("accept error");exit(-1);}//循環等待Socket客戶端發來消息while (1) {/*** 方法說明：recv(int s, void *buf, size_t len, unsigned int flags)用來接收* 客戶端socket傳來的數據，并把數據存到由參數buf指向的內存空間，參數len為可接收數據的最大長度。* 參數flags一般設0* 返回值：失敗返回-1*/if ((numbytes = recv(new_fd, buff, sizeof(buff), 0)) == -1) {LOGD("%d", errno);perror("recv");continue;}LOGD("the parameter received from socket client is %s", buff);if(strcmp(buff, "exit") != 0){substring(s_time, s_command, buff);thread_create();thread_wait();}char result[10] = "successp";/*** 方法說明：send(int s, const void *msg, size_t len, unsigned int flags)* 參數s為已建立好連接的socket，參數msg指向欲發送的數據內容，參數len為數據長度，flags一般置0.* 返回值：失敗返回-1，錯誤原因存在errno中*/int sendR = send(new_fd, result, strlen(result), 0);//apk退出后，buff中仍然緩存之前的調用命令，此時會額外再執行一次抓包，固下面代用重寫buff中數據strcpy(buff, "exit");if (sendR == -1) {perror("send");close(new_fd);exit(0);}}close(new_fd);close(fdListen);return 0;}

service fstiService /system/bin/fstiServicesocket fstiService stream 777 system systemclass main

LOCAL_PATH := $(call my-dir)include $(CLEAR_VARS)#指定該模塊在所有版本下都編譯LOCAL_MODULE_TAGS :=optionalLOCAL_MODULE := fstiServiceLOCAL_SRC_FILES := fstiService.cppLOCAL_LDLIBS := -llog#編譯成動態庫#include $(BUILD_SHARED_LIBRARY)#編譯成可執行文件include $(BUILD_EXECUTABLE)

public class SocketClient {private final String SOCKET_NAME = "fstiService";private LocalSocket client = null;private LocalSocketAddress address = null;private boolean isConnected = false;private int connectTime = 1;public SocketClient(){client = new LocalSocket();//A socket in the Android reserved namespace in /dev/socket. //Only the init process may create a socket hereaddress = new LocalSocketAddress(SOCKET_NAME, LocalSocketAddress.Namespace.RESERVED);new ConnectSocketThread().start();}/*** 發送消息* @param msg* @return 返回Socket服務端消息回執*/public String sendMsg(String msg){if(!isConnected)return "Connect failure";try{BufferedReader in = new BufferedReader(new InputStreamReader(client.getInputStream()));PrintWriter out = new PrintWriter(client.getOutputStream());out.println(msg);out.flush();return in.readLine();}catch(IOException e){e.printStackTrace();}return "Nothing Return";}/*** Socket連接線程，若連接失敗會嘗試重連3次* @author Administrator**/private class ConnectSocketThread extends Thread{@Overridepublic void run() {while(!isConnected && connectTime <= 3){try{sleep(1000);Log.d("itv_assistance", "Try to connect socket; ConnectTime: "+connectTime);client.connect(address);isConnected = true;}catch(Exception e){connectTime++;isConnected = false;Log.d("itv_assistance", "Connect Failure");}}}}/*** 關閉Socket*/public void closeSocket(){try{client.close();}catch(IOException e){e.printStackTrace();}}}