Added simple implementation of hex/octal conversion

ch_03/exercise_03-05/compile.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+if [ ! -d "bin" ]; then
+    mkdir bin
+    echo "Created bin directory"
+fi
+
+current_dir=`pwd`
+hex_octal_conv_lib_root_dir="../../libraries/hex_octal_conv"
+hex_octal_conv_lib_include_dir="$hex_octal_conv_lib_root_dir/include"
+hex_octal_conv_lib_dir="$hex_octal_conv_lib_root_dir/bin/static"
+
+gcc -c main.c -I"$hex_octal_conv_lib_include_dir" -o bin/main.o -O3
+
+cd $hex_octal_conv_lib_root_dir
+./compile.sh "release"
+cd $current_dir
+
+gcc bin/main.o -L"$hex_octal_conv_lib_dir" -lhexoctalconv -o bin/a.out -O3

ch_03/exercise_03-05/main.c

@@ -10,8 +10,39 @@
 
 #include <stdio.h>
 
+#include "hex.h"
+
+void test();
+
 int main()
 {
+    test();
 
     return 0;
 }
+
+
+void test()
+{
+    char *number = "21";
+    char hex_number[1024];
+
+    HexOctalConv_number_converted_to_hex(hex_number, number);
+
+    printf("%s converted to hex is %s\n", number, hex_number);
+
+    number = "55";
+    HexOctalConv_number_converted_to_hex(hex_number, number);
+    printf("%s converted to hex is %s\n", number, hex_number);
+
+    const int numerical_value = HexOctalConv_hex_converted_to_number(hex_number);
+    printf("Hexidecimal %s is %d\n", hex_number, numerical_value);
+
+    char octal_number[1024];
+    HexOctalConv_number_converted_to_octal(octal_number, number);
+    printf("%s converted to octal is %s\n", number, octal_number);
+
+    const int o_numberical_value = HexOctalConv_octal_converted_to_number(octal_number);
+    printf("Octal %s converted to a numerical value is %d\n", octal_number, o_numberical_value);
+
+}