commit 17681f5124d47204f0b5312729046b29b1e9a9ed
Author: Hugo Manuel Tamayo Olea <htamayo-@c3r4s2.42malaga.com>
Date:   Sun Jan 11 17:57:21 2026 +0100

    Version Final

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..4904365
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,44 @@
+	# **************************************************************************** #
+#                                                                              #
+#                                                         :::      ::::::::    #
+#    Makefile                                           :+:      :+:    :+:    #
+#                                                     +:+ +:+         +:+      #
+#    By: htamayo- <htamayo-@student.42malaga.c      +#+  +:+       +#+         #
+#                                                 +#+#+#+#+#+   +#+            #
+#    Created: 2026/01/09 16:38:45 by htamayo-          #+#    #+#              #
+#    Updated: 2026/01/09 16:38:47 by htamayo-         ###   ########.fr        #
+#                                                                              #
+# **************************************************************************** #
+
+NAME	=	libftprintf.a
+
+SRC	=	ft_printf.c			\
+		ft_putchar_pf.c		\
+		ft_putstr_pf.c		\
+		ft_putnbr_pf.c		\
+		ft_putuint_pf.c		\
+		ft_puthex_pf.c		\
+		ft_putptr_pf.c		\
+		ft_aux_pf.c			\
+
+OBJS = $(SRC:.c=.o)
+
+CC = gcc
+CFLAGS = -Wall -Werror -Wextra
+RM = rm -rf
+AR = ar crs
+
+$(NAME): $(OBJS)
+	$(AR) $(NAME) $(OBJS)
+
+all: $(NAME)
+
+clean:
+	$(RM) $(OBJS)
+
+fclean:	clean
+	$(RM) $(NAME)		
+
+re:	fclean all
+
+.PHONY:	all clean fclean re
diff --git a/ft_aux_pf.c b/ft_aux_pf.c
new file mode 100644
index 0000000..a9715d1
--- /dev/null
+++ b/ft_aux_pf.c
@@ -0,0 +1,84 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_aux_pf.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: htamayo- <htamayo-@student.42malaga.c      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/03 19:27:55 by htamayo-          #+#    #+#             */
+/*   Updated: 2025/12/03 19:57:43 by htamayo-         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_printf.h"
+
+size_t	ft_strlen_pf(const char *str)
+{
+	size_t	i;
+
+	if (!str)
+		return (0);
+	i = 0;
+	while (str[i])
+		i++;
+	return (i);
+}
+
+void	ft_bzero_pf(void *mem, size_t len)
+{
+	unsigned char	*temp;
+
+	temp = (unsigned char *)mem;
+	while (len > 0)
+	{
+		*temp = 0;
+		temp ++;
+		len--;
+	}
+}
+
+void	*ft_calloc_pf(size_t len, size_t size)
+{
+	void	*dest;
+
+	dest = malloc(len * size);
+	if (dest == NULL)
+		return (NULL);
+	ft_bzero_pf(dest, len * size);
+	return (dest);
+}
+
+static size_t	ft_len(unsigned long long n, char *base)
+{
+	size_t				len;
+	unsigned long long	base_len;
+
+	len = 1;
+	base_len = ft_strlen_pf(base);
+	while (n >= base_len)
+	{
+		n /= base_len;
+		len++;
+	}
+	return (len);
+}
+
+char	*ft_aux_pf(unsigned long long n, char *base)
+{
+	char	*str;
+	int		num_len;
+	int		base_len;
+
+	num_len = ft_len(n, base);
+	base_len = ft_strlen_pf(base);
+	str = ft_calloc_pf((num_len + 1), sizeof(char));
+	if (!str)
+		return (NULL);
+	while (num_len)
+	{
+		num_len--;
+		str[num_len] = base[n % base_len];
+		n /= base_len;
+	}
+	return (str);
+}
diff --git a/ft_printf.c b/ft_printf.c
new file mode 100644
index 0000000..913cdbe
--- /dev/null
+++ b/ft_printf.c
@@ -0,0 +1,60 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_printf.c                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: htamayo- <htamayo-@student.42malaga.c      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/03 18:38:36 by htamayo-          #+#    #+#             */
+/*   Updated: 2026/01/09 16:40:22 by htamayo-         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_printf.h"
+
+void	ft_format(va_list va, char *str, size_t *counter)
+{
+	if (*str == 'c')
+		ft_putchar_pf(va_arg(va, int), counter);
+	else if (*str == 's')
+		ft_putstr_pf(va_arg(va, char *), counter);
+	else if (*str == 'p')
+		ft_putptr_pf(va_arg(va, void *), counter);
+	else if (*str == 'i' || *str == 'd')
+		ft_putnbr_pf(va_arg(va, int), counter);
+	else if (*str == 'u')
+		ft_putuint_pf(va_arg(va, unsigned int), counter);
+	else if (*str == 'x' || *str == 'X')
+	{
+		if (*str == 'x')
+			ft_puthex_pf(va_arg(va, unsigned int), counter, HEX_LOW_BASE);
+		else
+			ft_puthex_pf(va_arg(va, unsigned int), counter, HEX_UPP_BASE);
+	}
+	else if (*str == '%')
+		ft_putchar_pf(*str, counter);
+}
+
+int	ft_printf(char const *str, ...)
+{
+	va_list		va;
+	size_t		counter;
+
+	if (!str)
+		return (0);
+	counter = 0;
+	va_start(va, str);
+	while (*str)
+	{
+		if (*str == '%')
+		{
+			str++;
+			ft_format(va, (char *)str, &counter);
+		}
+		else
+			ft_putchar_pf(*str, &counter);
+		str++;
+	}
+	va_end(va);
+	return (counter);
+}
diff --git a/ft_printf.h b/ft_printf.h
new file mode 100644
index 0000000..4b2527c
--- /dev/null
+++ b/ft_printf.h
@@ -0,0 +1,35 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_printf.h                                        :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: htamayo- <htamayo-@student.42malaga.c      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/03 18:55:18 by htamayo-          #+#    #+#             */
+/*   Updated: 2025/12/03 19:39:37 by htamayo-         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#ifndef FT_PRINTF_H
+# define FT_PRINTF_H
+# include <stdarg.h>
+# include <stdlib.h>
+# include <unistd.h>
+
+# define HEX_UPP_BASE "0123456789ABCDEF"
+# define HEX_LOW_BASE "0123456789abcdef"
+
+int		ft_printf(char const *str, ...);
+
+/* format functions */
+void	ft_putchar_pf(char c, size_t *counter);
+void	ft_putstr_pf(char *str, size_t *counter);
+void	ft_putnbr_pf(int num, size_t *counter);
+void	ft_putuint_pf(unsigned int num, size_t *counter);
+void	ft_puthex_pf(unsigned int num, size_t *counter, char *base);
+void	ft_putptr_pf(void *ptr, size_t *counter);
+
+/* aux function */
+char	*ft_aux_pf(unsigned long long n, char *base);
+
+#endif
diff --git a/ft_putchar_pf.c b/ft_putchar_pf.c
new file mode 100644
index 0000000..969f546
--- /dev/null
+++ b/ft_putchar_pf.c
@@ -0,0 +1,19 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putchar_pf.c                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: htamayo- <htamayo-@student.42malaga.c      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/20 18:45:06 by htamayo-          #+#    #+#             */
+/*   Updated: 2025/12/20 18:46:04 by htamayo-         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_printf.h"
+
+void	ft_putchar_pf(char c, size_t *counter)
+{
+	write(1, &c, 1);
+	(*counter)++;
+}
diff --git a/ft_puthex_pf.c b/ft_puthex_pf.c
new file mode 100644
index 0000000..d09d642
--- /dev/null
+++ b/ft_puthex_pf.c
@@ -0,0 +1,22 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_puthex_pf.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: htamayo- <htamayo-@student.42malaga.c      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/20 18:42:38 by htamayo-          #+#    #+#             */
+/*   Updated: 2025/12/20 18:44:47 by htamayo-         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_printf.h"
+
+void	ft_puthex_pf(unsigned int num, size_t *counter, char *base)
+{
+	char	*str;
+
+	str = ft_aux_pf(num, base);
+	ft_putstr_pf(str, counter);
+	free(str);
+}
diff --git a/ft_putnbr_pf.c b/ft_putnbr_pf.c
new file mode 100644
index 0000000..cf60c46
--- /dev/null
+++ b/ft_putnbr_pf.c
@@ -0,0 +1,38 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putnbr_pf.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: htamayo- <htamayo-@student.42malaga.c      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/12/20 19:05:43 by htamayo-          #+#    #+#             */
+/*   Updated: 2025/12/20 19:19:18 by htamayo-         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_printf.h"
+
+void	ft_putnbr_pf(int num, size_t *counter)
+{
+	if (num == -2147483648)
+		ft_putstr_pf("-2147483648", counter);
+	else if (num < 0)
+	{
+		num = num * -1;
+		ft_putchar_pf('-', counter);
+		ft_putnbr_pf(num, counter);
+	}
+	else
+	{
+		if (num > 9)
+		{
+			ft_putnbr_pf(num / 10, counter);
+			num %= 10;
+		}
+		if (num >= 0 && num <= 9)
+		{
+			num += '0';
+			ft_putchar_pf(num, counter);
+		}
+	}
+}
diff --git a/ft_putptr_pf.c b/ft_putptr_pf.c
new file mode 100644
index 0000000..bbaceb2
--- /dev/null
+++ b/ft_putptr_pf.c
@@ -0,0 +1,30 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putptr_pf.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: htamayo- <htamayo-@student.42malaga.c      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/09 16:22:52 by htamayo-          #+#    #+#             */
+/*   Updated: 2026/01/11 16:02:07 by htamayo-         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_printf.h"
+
+void	ft_putptr_pf(void *ptr, size_t *counter)
+{
+	char			*str;
+	unsigned long	ptr_address;
+
+	ptr_address = (unsigned long)ptr;
+	if(ptr_address == 0)
+	{
+		ft_putstr_pf("(nil)", counter);
+		return ;
+	}
+	ft_putstr_pf("0x", counter);
+	str = ft_aux_pf(ptr_address, HEX_LOW_BASE);
+	ft_putstr_pf(str, counter);
+	free(str);
+}
diff --git a/ft_putstr_pf.c b/ft_putstr_pf.c
new file mode 100644
index 0000000..d3f084a
--- /dev/null
+++ b/ft_putstr_pf.c
@@ -0,0 +1,24 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putstr_pf.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: htamayo- <htamayo-@student.42malaga.c      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/09 16:27:07 by htamayo-          #+#    #+#             */
+/*   Updated: 2026/01/11 15:54:40 by htamayo-         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_printf.h"
+
+void	ft_putstr_pf(char *str, size_t *counter)
+{
+	if (!str)
+		str = "(null)";
+	while (*str)
+	{
+		ft_putchar_pf(*str, counter);
+		str++;
+	}
+}
diff --git a/ft_putuint_pf.c b/ft_putuint_pf.c
new file mode 100644
index 0000000..7e3ab96
--- /dev/null
+++ b/ft_putuint_pf.c
@@ -0,0 +1,22 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ft_putuint_pf.c                                    :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: htamayo- <htamayo-@student.42malaga.c      +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2026/01/09 16:35:37 by htamayo-          #+#    #+#             */
+/*   Updated: 2026/01/09 16:37:24 by htamayo-         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "ft_printf.h"
+
+void	ft_putuint_pf(unsigned int num, size_t *counter)
+{
+	char	*str;
+
+	str = ft_aux_pf(num, "0123456789");
+	ft_putstr_pf(str, counter);
+	free(str);
+}