From c5ba42dcd4054f9a9bbcb70210fb97e558e53b0a Mon Sep 17 00:00:00 2001
From: Alexander Chernyakhovsky <achernya@google.com>
Date: Wed, 11 Sep 2013 17:06:50 -0400
Subject: [PATCH 2/3] Implement the base64 setting type

---
 src/core/settings.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/src/core/settings.c b/src/core/settings.c
index 0fe8b2e..1314930 100644
--- a/src/core/settings.c
+++ b/src/core/settings.c
@@ -33,6 +33,7 @@ FILE_LICENCE ( GPL2_OR_LATER );
 #include <ipxe/uuid.h>
 #include <ipxe/uri.h>
 #include <ipxe/base16.h>
+#include <ipxe/base64.h>
 #include <ipxe/pci.h>
 #include <ipxe/init.h>
 #include <ipxe/version.h>
@@ -1529,6 +1530,29 @@ struct setting_type setting_type_string __setting_type = {
 	.format = format_string_setting,
 };
 
+static int parse_base64_setting ( struct setting_type *type __unused,
+				  const char *value, void *buf, size_t len __unused ) {
+  return base64_decode(value, buf);
+
+}
+
+static int format_base64_setting ( struct setting_type *type __unused,
+				   const void *raw, size_t raw_len, char *buf,
+				   size_t len) {
+  /* Copy string to buffer, and terminate */
+  memset ( buf, 0, len );
+  if ( len > raw_len )
+    len = raw_len;
+  base64_encode(raw, raw_len, buf);
+  return base64_encoded_len(raw_len);
+}
+
+struct setting_type setting_type_base64 __setting_type = {
+  .name = "base64",
+  .parse = parse_base64_setting,
+  .format = format_base64_setting,
+};
+
 /**
  * Parse URI-encoded string setting value
  *
-- 
1.8.4