From 2a02a3a7dfda2679ebda86fa830023fe996a06c9 Mon Sep 17 00:00:00 2001
From: Harsh Sharma <92harshsharma@gmail.com>
Date: Wed, 13 Jun 2018 13:26:38 -0500
Subject: Initial commit

---
 util_tx_test/inc/base64.h | 62 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 util_tx_test/inc/base64.h

(limited to 'util_tx_test/inc/base64.h')

diff --git a/util_tx_test/inc/base64.h b/util_tx_test/inc/base64.h
new file mode 100644
index 0000000..e57eb47
--- /dev/null
+++ b/util_tx_test/inc/base64.h
@@ -0,0 +1,62 @@
+/*
+ / _____)             _              | |
+( (____  _____ ____ _| |_ _____  ____| |__
+ \____ \| ___ |    (_   _) ___ |/ ___)  _ \
+ _____) ) ____| | | || |_| ____( (___| | | |
+(______/|_____)_|_|_| \__)_____)\____)_| |_|
+  (C)2013 Semtech-Cycleo
+
+Description:
+    Base64 encoding & decoding library
+
+License: Revised BSD License, see LICENSE.TXT file include in the project
+Maintainer: Sylvain Miermont
+*/
+
+
+#ifndef _BASE64_H
+#define _BASE64_H
+
+/* -------------------------------------------------------------------------- */
+/* --- DEPENDANCIES --------------------------------------------------------- */
+
+#include <stdint.h>        /* C99 types */
+
+/* -------------------------------------------------------------------------- */
+/* --- PUBLIC FUNCTIONS PROTOTYPES ------------------------------------------ */
+
+/**
+@brief Encode binary data in Base64 string (no padding)
+@param in pointer to a table of binary data
+@param size number of bytes to be encoded to base64
+@param out pointer to a string where the function will output encoded data
+@param max_len max length of the out string (including null char)
+@return >=0 length of the resulting string (w/o null char), -1 for error
+*/
+int bin_to_b64_nopad(const uint8_t * in, int size, char * out, int max_len);
+
+/**
+@brief Decode Base64 string to binary data (no padding)
+@param in string containing only base64 valid characters
+@param size number of characters to be decoded from base64 (w/o null char)
+@param out pointer to a data buffer where the function will output decoded data
+@param out_max_len usable size of the output data buffer
+@return >=0 number of bytes written to the data buffer, -1 for error
+*/
+int b64_to_bin_nopad(const char * in, int size, uint8_t * out, int max_len);
+
+/* === derivative functions === */
+
+/**
+@brief Encode binary data in Base64 string (with added padding)
+*/
+int bin_to_b64(const uint8_t * in, int size, char * out, int max_len);
+
+/**
+@brief Decode Base64 string to binary data (remove padding if necessary)
+*/
+int b64_to_bin(const char * in, int size, uint8_t * out, int max_len);
+
+#endif
+
+/* --- EOF ------------------------------------------------------------------ */
-- 
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