addressAsText, getRemoteProxiedAddress

src/AsyncSocket.h

@@ -1,5 +1,5 @@
 /*
- * Authored by Alex Hultman, 2018-2019.
+ * Authored by Alex Hultman, 2018-2020.
  * Intellectual property of third-party.
 
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -95,6 +95,24 @@ protected:
         return (int) getAsyncSocketData()->buffer.size();
     }
 
+    /* Returns the text representation of an IPv4 or IPv6 address */
+    std::string_view addressAsText(std::string_view binary) {
+        static thread_local char buf[64];
+        int ipLength = 0;
+
+        unsigned char *b = (unsigned char *) binary.data();
+
+        if (binary.length() == 4) {
+            ipLength = sprintf(buf, "%u.%u.%u.%u", b[0], b[1], b[2], b[3]);
+        } else {
+            ipLength = sprintf(buf, "%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x:%02x%02x",
+                b[0], b[1], b[2], b[3], b[4], b[5], b[6], b[7], b[8], b[9], b[10], b[11],
+                b[12], b[13], b[14], b[15]);
+        }
+
+        return {buf, ipLength};
+    }
+
     /* Returns the remote IP address or empty string on failure */
     std::string_view getRemoteAddress() {
         static thread_local char buf[16];
@@ -103,6 +121,11 @@ protected:
         return std::string_view(buf, ipLength);
     }
 
+    /* Returns the text representation of IP */
+    std::string_view getRemoteAddressAsText() {
+        return addressAsText(getRemoteAddress());
+    }
+
     /* Write in three levels of prioritization: cork-buffer, syscall, socket-buffer. Always drain if possible.
      * Returns pair of bytes written (anywhere) and wheter or not this call resulted in the polling for
      * writable (or we are in a state that implies polling for writable). */