From aed148fd3035e7392e52a71f82b576f52d8986c3 Mon Sep 17 00:00:00 2001
From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Fri, 5 Feb 2016 23:05:13 +0000
Subject: Add fixed hex/base32 encode and decode routines

---
 src/libutil/str_util.h | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

(limited to 'src/libutil/str_util.h')

diff --git a/src/libutil/str_util.h b/src/libutil/str_util.h
index 2f16db37d..8e26b37dc 100644
--- a/src/libutil/str_util.h
+++ b/src/libutil/str_util.h
@@ -131,6 +131,50 @@ gchar * rspamd_encode_hex (const guchar *in, gsize inlen);
  */
 guchar* rspamd_decode_hex (const gchar *in, gsize inlen);
 
+/**
+ * Encode string using base32 encoding
+ * @param in input
+ * @param inlen input length
+ * @param out output buf
+ * @param outlen output buf len
+ * @return encoded len if `outlen` is enough to encode `inlen`
+ */
+gint rspamd_encode_base32_buf (const guchar *in, gsize inlen, gchar *out,
+		gsize outlen);
+
+/**
+ * Decode string using base32 encoding
+ * @param in input
+ * @param inlen input length
+ * @param out output buf (may overlap with `in`)
+ * @param outlen output buf len
+ * @return decoded len if in is valid base32 and `outlen` is enough to encode `inlen`
+ */
+gint rspamd_decode_base32_buf (const gchar *in, gsize inlen,
+		guchar *out, gsize outlen);
+
+/**
+ * Encode string using hex encoding
+ * @param in input
+ * @param inlen input length
+ * @param out output buf
+ * @param outlen output buf len
+ * @return encoded len if `outlen` is enough to encode `inlen`
+ */
+gint rspamd_encode_hex_buf (const guchar *in, gsize inlen, gchar *out,
+		gsize outlen);
+
+/**
+ * Decode string using hex encoding
+ * @param in input
+ * @param inlen input length
+ * @param out output buf (may overlap with `in`)
+ * @param outlen output buf len
+ * @return decoded len if in is valid hex and `outlen` is enough to encode `inlen`
+ */
+gint rspamd_decode_hex_buf (const gchar *in, gsize inlen,
+		guchar *out, gsize outlen);
+
 /**
  * Encode string using base64 encoding
  * @param in input
-- 
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