initial

modules/network/include/exception/SocketException.hpp

@@ -0,0 +1,29 @@
+#pragma once
+
+#include <cstring>
+#include <exception>
+
+namespace tw::net {
+
+class SocketException : public std::exception {
+    int m_errno;
+
+public:
+
+    int errno() {
+        return m_errno;
+    }
+
+    SocketException() {
+    }
+
+    SocketException(int errno) :
+        m_errno(errno)
+    { }
+
+    const char* what() const noexcept override {
+        return std::strerror(m_errno);
+    }
+};
+
+}