added: 0-create_array.c

Author: hackerSa3edy

0x0B-malloc_free/0-create_array.c

@@ -0,0 +1,32 @@
+#include "main.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+/**
+ * create_array - creates an array of chars, and initializes it with
+ * a specific char.
+ *
+ * @size: size of the array.
+ * @character: char to fill the array with.
+ *
+ * Return: pointer to the allocated memory, or NULL if something happen.
+ */
+char *create_array(unsigned int size, char character)
+{
+	unsigned int index;
+	char *ptr;
+
+	if (size == 0)
+		return (NULL);
+
+	ptr = malloc(size * sizeof(char));
+
+	if (ptr == NULL)
+		return (NULL);
+
+
+	for (index = 0; index < size; index++)
+		ptr[index] = character;
+
+	return (ptr);
+}

0x0B-malloc_free/0-main.c

@@ -0,0 +1,51 @@
+#include "main.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+/**
+ * simple_print_buffer - prints buffer in hexa
+ * @buffer: the address of memory to print
+ * @size: the size of the memory to print
+ *
+ * Return: Nothing.
+ */
+void simple_print_buffer(char *buffer, unsigned int size)
+{
+	unsigned int i;
+
+	i = 0;
+	while (i < size)
+	{
+		if (i % 10)
+		{
+			printf(" ");
+		}
+		if (!(i % 10) && i)
+		{
+			printf("\n");
+		}
+		printf("0x%02x", buffer[i]);
+		i++;
+	}
+	printf("\n");
+}
+
+/**
+ * main - check the code for ALX School students.
+ *
+ * Return: Always 0.
+ */
+int main(void)
+{
+	char *buffer;
+
+	buffer = create_array(98, 'H');
+	if  (buffer == NULL)
+	{
+		printf("failed to allocate memory\n");
+		return (1);
+	}
+	simple_print_buffer(buffer, 98);
+	free(buffer);
+	return (0);
+}

0x0B-malloc_free/README.md

@@ -0,0 +1 @@
+# 0x0B-malloc_free

0x0B-malloc_free/_putchar.c

@@ -0,0 +1,13 @@
+#include <unistd.h>
+
+/**
+ * _putchar - writes the character c to stdout
+ * @c: The character to print
+ *
+ * Return: On success 1.
+ * On error, -1 is returned, and errno is set appropriately.
+ */
+int _putchar(char c)
+{
+	return (write(1, &c, 1));
+}

0x0B-malloc_free/main.h

@@ -0,0 +1,7 @@
+#ifndef _MAIN_H_
+#define _MAIN_H_
+
+int _putchar(char c);
+char *create_array(unsigned int, char);
+
+#endif /* _MAIN_H_ */