结构体数组与函数回调（指派初始化）

#include <stdio.h>
#include <signal.h>

#include <memory.h>
#include <assert.h>
enum {
    /* ftp */
    FTP_TEST = 10,

};
struct oam_excute_st
{
    int (*doit)(char*, char*, int*);
    int (*dumpit)(char*, char*, int*, int);
};
extern struct oam_excute_st* oam_execute;
int ftp_test(char* buf, char* outbuf, int* len) {

    printf("hello,world\n");
    return 0;
}

int ftp_test_2(char* buf, char* outbuf, int* len, int num) {
    printf("hahahaha\n");
    return 0;
}
struct oam_excute_st ftp_oam_table[] =
{
    [FTP_TEST] = {.doit = ftp_test ,.dumpit  = ftp_test_2},   

};

int main()
{
    int i = 2;
    ftp_oam_table[FTP_TEST].doit(NULL, NULL, &i);
    ftp_oam_table[FTP_TEST].dumpit(NULL, NULL, &i, 3);
    return 0;
}