Create a dynamic library that contains C functions that can be called from Python.

Author: nwhator

0x18-dynamic_libraries/100-operations.c

@@ -0,0 +1,19 @@
+int add(int a, int b) {
+    return a + b;
+}
+
+int sub(int a, int b) {
+    return a - b;
+}
+
+int mul(int a, int b) {
+    return a * b;
+}
+
+int div(int a, int b) {
+    return a / b;
+}
+
+int mod(int a, int b) {
+    return a % b;
+}

0x18-dynamic_libraries/100-operations.so

@@ -0,0 +1,11 @@
+import random
+import ctypes
+
+cops = ctypes.CDLL('./100-operations.so')
+a = random.randint(-111, 111)
+b = random.randint(-111, 111)
+print("{} + {} = {}".format(a, b, cops.add(a, b)))
+print("{} - {} = {}".format(a, b, cops.sub(a, b)))
+print("{} x {} = {}".format(a, b, cops.mul(a, b)))
+print("{} / {} = {}".format(a, b, cops.div(a, b)))
+print("{} % {} = {}".format(a, b, cops.mod(a, b)))