48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* hexdump.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: jhalford <jack@crans.org> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2017/10/07 17:56:14 by jhalford #+# #+# */
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/* Updated: 2017/11/10 18:39:31 by jhalford ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include <stdio.h>
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#include "libft.h"
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static void print_hex_contents(void *addr, unsigned int size)
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{
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void *a;
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a = addr;
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while (a - addr < 16)
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{
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if ((a - addr) >= size)
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break ;
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else
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ft_printf("%02x", *(unsigned char*)a);
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ft_putchar(' ');
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a++;
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}
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}
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void *hexdump(void *addr, unsigned int offset, unsigned int size)
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{
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void *a;
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addr += offset;
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a = addr;
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if (addr == NULL)
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return (addr);
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while ((a - addr) < size)
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{
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ft_printf("%0*llx\t", 16, (a - addr) + (unsigned long)offset);
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print_hex_contents(a, (size - (a - addr)));
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ft_putchar('\n');
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a += 16;
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}
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return (addr);
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}
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