c++判断android是否含有某个进程

Process.h

//
// Created by wenlongbai on 8/14/17.
//

#ifndef BWL_PROCESS_H
#define BWL_PROCESS_H

#ifdef __cplusplus
extern "C" {
#endif

// 验证是否含有指定的进程
int checkProcess(char* processName);

#ifdef __cplusplus
};
#endif

#endif //BWL_PROCESS_H

 

Process.cpp

//
// Created by wenlongbai on 8/14/17.
//

#include "Process.h"
#include "Util.h"
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>


bool GetModuleBase(long long &ulModBase, pid_t pid, const char *pszModName) {
    bool bRet = false;
    FILE *fp = NULL;
    char szMapFilePath[32] = {0};
    char szMapFileLine[1024] = {0};

    if (pszModName == NULL) {
        return bRet;
    }

    if (pid < 0) {
        sprintf(szMapFilePath, "/proc/self/maps");
    } else {
        sprintf(szMapFilePath, "/proc/%d/maps", pid);
    }

    fp = fopen(szMapFilePath, "r");
    if (fp != NULL) {
        while (fgets(szMapFileLine, sizeof(szMapFileLine), fp) != NULL) {

            if (strstr(szMapFileLine, pszModName)) {
                char *pszModAddrStart = strtok(szMapFileLine, "-");
                if (pszModAddrStart) {
                    ulModBase = strtoul(pszModAddrStart, NULL, 16);

                    if (ulModBase == 0x8000)
                        ulModBase = 0;
                    bRet = true;
                    break;

                }

            }
        }
        fclose(fp);
    }

    return bRet;
}


bool GetModuleFullName(pid_t pid, const char *pszModName, char *pszFullModName, int nBuffSize) {
    bool bRet = false;
    FILE *fp = NULL;
    char szMapFilePath[32] = {0};
    char szMapFileLine[1024] = {0};
    char *pszFullName = NULL;

    if (pszModName == NULL || pszFullModName == NULL || nBuffSize <= 0) {
        return bRet;
    }

    if (pid < 0) {
        sprintf(szMapFilePath, "/proc/self/maps");
    }
    else {
        sprintf(szMapFilePath, "/proc/%d/maps", pid);
    }

    fp = fopen(szMapFilePath, "r");
    if (fp != NULL) {
        while (!bRet && fgets(szMapFileLine, sizeof(szMapFileLine), fp) != NULL) {

            if (strstr(szMapFileLine, pszModName)) {
                if (szMapFileLine[strlen(szMapFileLine) - 1] == '\n') {
                    szMapFileLine[strlen(szMapFileLine) - 1] = 0;
                }

                pszFullName = strchr(szMapFileLine, '/');

                if (pszFullName == NULL) {
                    continue;
                }

                strncpy(pszFullModName, pszFullName, nBuffSize - 1);

                LOGD("pszFullName = %s", pszFullName);

                bRet = true;
            }

        }

        fclose(fp);

    }
    return bRet;

}


int checkProcess(char *processName) {
    LOGI("check: start");
    long long ulCModBase = 0;

    if (GetModuleBase(ulCModBase, getpid(), processName)) {
        LOGI("check: finish");
        return 1;
    }
    LOGI("check: finish");
    return 0;
}