#include <stdio.h>
#define B2IL(b) (((b)[0] & 0xFF) | (((b)[1] << 8) & 0xFF00) | (((b)[2] << 16) & 0xFF0000) | (((b)[3] << 24) & 0xFF000000))
#define B2IU(b) (((b)[3] & 0xFF) | (((b)[2] << 8) & 0xFF00) | (((b)[1] << 16) & 0xFF0000) | (((b)[0] << 24) & 0xFF000000))
int main()
{
char acWord[1024] = {0};
acWord[0] = 'a';
acWord[1] = 'b';
acWord[2] = 'c';
acWord[3] = 'd';
printf("acWord: %s\n", acWord);
printf("acWord: %c %c %c %c\n", acWord[0], acWord[1], acWord[2], acWord[3]);
printf("acWord: %d %d %d %d\n", acWord[0], acWord[1], acWord[2], acWord[3]);
printf("acWord: %x %x %x %x\n", acWord[0], acWord[1], acWord[2], acWord[3]);
printf("\n");
char *pcWord = acWord;
printf("pcWord: %s\n", pcWord);
printf("pcWord: %c %c %c %c\n", pcWord[0], pcWord[1], pcWord[2], pcWord[3]);
printf("pcWord: %d %d %d %d\n", pcWord[0], pcWord[1], pcWord[2], pcWord[3]);
printf("pcWord: %x %x %x %x\n", pcWord[0], pcWord[1], pcWord[2], pcWord[3]);
printf("#define B2IL(b) (((b)[0] & 0xFF) | (((b)[1] << 8) & 0xFF00) | (((b)[2] << 16) & 0xFF0000) | (((b)[3] << 24) & 0xFF000000))\n");
printf("#define B2IU(b) (((b)[3] & 0xFF) | (((b)[2] << 8) & 0xFF00) | (((b)[1] << 16) & 0xFF0000) | (((b)[0] << 24) & 0xFF000000))\n");
printf("B2IL(pcWord): %x\n", B2IL(pcWord));
printf("B2IU(pcWord): %x\n", B2IU(pcWord));
return 0;
}