[core] refactor base64 functions into separate file

Differential Revision: https://review.lighttpd.net/D6

From: Stefan Bühler <stbuehler@web.de>

git-svn-id: svn://svn.lighttpd.net/lighttpd/branches/lighttpd-1.4.x@3053 152afb58-edef-0310-8abb-c4023f1b3aa9

1 files changed, 19 insertions, 0 deletions

diff --git a/src/base64.h b/src/base64.h
new file mode 100644
index 00000000..b720372a
--- /dev/null
+++ b/src/base64.h
@@ -0,0 +1,19 @@
+#ifndef _BASE64_H_
+#define _BASE64_H_
+
+#include "buffer.h"
+
+typedef enum {
+	BASE64_STANDARD,
+	BASE64_URL,
+} base64_charset;
+
+unsigned char* buffer_append_base64_decode(buffer *out, const char* in, size_t in_length, base64_charset charset);
+
+size_t li_to_base64_no_padding(char* out, size_t out_length, const unsigned char* in, size_t in_length, base64_charset charset);
+size_t li_to_base64(char* out, size_t out_length, const unsigned char* in, size_t in_length, base64_charset charset);
+
+char* buffer_append_base64_encode_no_padding(buffer *out, const unsigned char* in, size_t in_length, base64_charset charset);
+char* buffer_append_base64_encode(buffer *out, const unsigned char* in, size_t in_length, base64_charset charset);
+
+#endif