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#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>
static void Dump(char *fn,FILE *fp)
{
char s[17];
int p;
int f;
int b;
printf("File:%s\n",fn);
b=!EOF;
p=0;
while(b!=EOF)
{
strcpy(s," ");
for(f=0;f<16;f++)
{
if((b!=EOF)&&((b=getc(fp))!=EOF))
{
if (f == 0)
{
printf("%6.6x: ",p);
p+=16;
}
printf("%2.2x ",(unsigned char)b);
if (isprint(b))
{
s[f]=b;
}
else
{
s[f]='.';
}
}
else
{
if (f == 0)
{
return;
}
printf("** ");
}
}
printf(" %s\n",s);
}
}
int main(int argc,char *argv[])
{
FILE *fp;
int f;
int ret = EXIT_SUCCESS;
if (argc==1)
{
Dump("stdin",stdin);
}
else
{
for(f=1;f<argc;f++)
{
if ((fp=fopen(argv[f],"r")))
{
Dump(argv[f],fp);
fclose(fp);
}
else
{
fprintf(stderr,"Couldn't open %s\n",argv[f]);
ret = EXIT_FAILURE;
}
}
}
return ret;
}
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