add show_alloc_mem

src/show_alloc_mem.c

@@ -3,10 +3,10 @@
 /*                                                        :::      ::::::::   */
 /*   show_alloc_mem.c                                   :+:      :+:    :+:   */
 /*                                                    +:+ +:+         +:+     */
-/*   By: gtertysh <marvin@42.fr>                    +#+  +:+       +#+        */
+/*   By: gtertysh <gtertysh@student.unit.ua>        +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2019/05/08 21:45:17 by gtertysh          #+#    #+#             */
-/*   Updated: 2019/05/08 21:45:41 by gtertysh         ###   ########.fr       */
+/*   Updated: 2019/05/09 23:46:34 by gtertysh         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -15,10 +15,32 @@
 #include "libft.h"
 #include "stdio.h"
 
+static void	print_addr(void *addr)
+{
+	size_t	i;
+	size_t	bit_4;
+	size_t	count;
+
+	count = sizeof(addr) * 2;
+	i = 0;
+	while (i < count)
+	{
+		bit_4 = ((size_t)addr >> ((count - i - 1) * 4)) & 0xf;
+		if (bit_4 < 10)
+			ft_putnbr(bit_4);
+		else
+			ft_putchar('A' + bit_4 - 10);
+		i++;
+	}
+}
+
 static void	print_size(void *addr, size_t size)
 {
-	printf("%p - %p : size %zu", addr, addr + size, size);
+	print_addr(addr + size);
-	fflush(stdout);
+	ft_putstr(" - ");
+	print_addr(addr);
+	ft_putstr(" : size ");
+	ft_putnbr(size);
 }
 
 static void	print_arena(t_arena *arena)
@@ -30,14 +52,17 @@ static void	print_arena(t_arena *arena)
 	else
 		ft_putstr("LARGE : ");
 	print_size(arena, arena->size);
-	ft_putstr("\n");
+	ft_putstr(" of ARENA\n");
 }
 
 static void	print_chunk(t_chunk *chunk)
 {
 	ft_putstr("        ");
 	print_size(chunk, chunk->size);
-	ft_putstr("\n");
+	if (chunk->is_free)
+		ft_putstr(" of free block\n");
+	else
+		ft_putstr(" of not free block\n");
 }
 
 void		show_alloc_mem(void)

t/fuzzy_fast.c

@@ -10,6 +10,7 @@
 #include <errno.h>
 
 #include <zlib.h>
+#include "ft_malloc.h"
 
 struct item {
     void *ptr;
@@ -105,7 +106,7 @@ int main(int argc, const char *const argv[]) {
             }
         }
 
-		/* show_alloc_mem(); */
+		show_alloc_mem();
     }
 
     close(dev_urandom_fd);

t/malloc_tests.c

@@ -6,7 +6,7 @@
 /*   By: gtertysh <gtertysh@student.unit.ua>        +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2019/05/06 22:35:37 by foton             #+#    #+#             */
-/*   Updated: 2019/05/08 19:47:45 by gtertysh         ###   ########.fr       */
+/*   Updated: 2019/05/09 23:49:52 by gtertysh         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -98,9 +98,10 @@ int	realloc_return_same_pointer(void)
 	t_chunk *new_ptr;
 
 	g_base.next = &g_base;
-	ptr = malloc(20);
+	ptr = malloc(20000);
-	new_ptr = realloc(ptr, 10);
+	new_ptr = realloc(ptr, 100);
 	_IS(ptr == new_ptr);
+	// show_alloc_mem();
 	_END("realloc_return_same_pointer");
 }
 

t/meson.build

@@ -27,4 +27,4 @@ malloc_fuzzy_fast = executable(
 test('basic', malloc_tests)
 
 test('fuzzy', malloc_fuzzy, args: ['10', '1000', '0', '10000'])
-test('fuzzy_fast', malloc_fuzzy_fast, args: ['100', '1000', '0', '10000'])
+test('fuzzy_fast', malloc_fuzzy_fast, args: ['10', '1000', '0', '10000'])