p3elvfktj/AES/source/ECB/AES_CBC_main.c

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "aes.h"
 
//#define PaddingMode_None
#define PaddingMode_Zeros
//#define PaddingMode_PKCS5or7
 
#define MAXLEN 1024
 
void printASCCI(char *str, int len) {
    int c,i;
    for(i = 0; i < len; i++) {
        c = (int)*str++;
        c = c & 0x000000ff;
        printf("0x%x ", c);
    }
    printf("\n");
}
   
int main(int argc, char const *argv[]) 
{ 
	char key[17] = "abcdefghigklmnop";
	int klen;
	char p[MAXLEN]="ABCDEFGHIGKLMN0";
	int plen = strlen(p);
	printf("AES...ing..................\n");
	if(plen == 0) 
	{
		printf("plen erro?\n");
		return ;
	}
 
#ifdef PaddingMode_Zeros
	if(plen % 16 != 0)
		plen=(16 - plen%16) + plen;
	else
		plen+=16;
#endif
 
#ifdef PaddingMode_PKCS5or7
	if(plen % 16 != 0)
	{
		int len_num = 16 - plen%16;
		int i = 0;
		for(i;i<len_num;i++)
		p[plen+i] = len_num;
		plen+=len_num;
	}
	else
	{
		int i = 0;
		for(i;i<16;i++)
		p[plen+i] = 16;
		plen+=16;
	}
#endif
 
	aes(p, plen, key);//AES<45><53><EFBFBD><EFBFBD>
	printf("After Aes ASCCI is:\n");
	printASCCI(p, plen);
	
	deAes(p, plen, key);//AES<45><53><EFBFBD><EFBFBD>
	printf("After DAes ASCCI is:\n");
	printASCCI(p, plen);
	return 0;
}