android 进程模块获取

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.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(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);

                bRet = true;
            }

        }

        fclose(fp);

    }
    return bRet;

}

int main(int argc,char ** argv)
{
    long long ulCModBase  = 0;
    char szCModPath[256] = {0};

    if(GetModuleBase(ulCModBase,getpid(),"libc-2.23.so"))
    {
        printf("c mod base:0x%llx\n", ulCModBase);
    }

    if (GetModuleFullName(getpid(), "libc-2.23.so", szCModPath, 256))
    {
        printf("c mod full path:%s\n", szCModPath);
    }

    printf("finish \n");
    return 0;
}

linux

修改对应的模块
android

LOCAL_PATH := $(call my-dir)

include $(CLEAR_VARS)

LOCAL_ARM_MODE := arm

LOCAL_CFLAGS += -pie -fPIE
LOCAL_LDFLAGS += -pie -fPIE

LOCAL_MODULE    := test1

LOCAL_SRC_FILES := test.cpp

include $(BUILD_EXECUTABLE)

.......
int main(int argc,char ** argv)
{
    long long ulCModBase  = 0;
    char szCModPath[256] = {0};

    if(GetModuleBase(ulCModBase,getpid(),"libc.so"))
    {
        printf("c mod base:0x%llx\n", ulCModBase);
    }

    if (GetModuleFullName(getpid(), "libc.so", szCModPath, 256))
    {
        printf("c mod full path:%s\n", szCModPath);
    }

    printf("finish \n");
    return 0;
}