1 files changed, 127 insertions, 0 deletions
diff --git a/src/lib/codec/base64/base64.h b/src/lib/codec/base64/base64.h
new file mode 100644
index 000000000..9ea4143b7
--- /dev/null
+++ b/src/lib/codec/base64/base64.h
@@ -0,0 +1,127 @@
+/*
+* Base64 Encoding and Decoding
+* (C) 2010 Jack Lloyd
+*
+* Distributed under the terms of the Botan license
+*/
+
+#ifndef BOTAN_BASE64_CODEC_H__
+#define BOTAN_BASE64_CODEC_H__
+
+#include <botan/secmem.h>
+#include <string>
+
+namespace Botan {
+
+/**
+* Perform base64 encoding
+* @param output an array of at least input_length*4/3 bytes
+* @param input is some binary data
+* @param input_length length of input in bytes
+* @param input_consumed is an output parameter which says how many
+*        bytes of input were actually consumed. If less than
+*        input_length, then the range input[consumed:length]
+*        should be passed in later along with more input.
+* @param final_inputs true iff this is the last input, in which case
+         padding chars will be applied if needed
+* @return number of bytes written to output
+*/
+size_t BOTAN_DLL base64_encode(char output[],
+                               const byte input[],
+                               size_t input_length,
+                               size_t& input_consumed,
+                               bool final_inputs);
+
+/**
+* Perform base64 encoding
+* @param input some input
+* @param input_length length of input in bytes
+* @return base64adecimal representation of input
+*/
+std::string BOTAN_DLL base64_encode(const byte input[],
+                                    size_t input_length);
+
+/**
+* Perform base64 encoding
+* @param input some input
+* @return base64adecimal representation of input
+*/
+template<typename Alloc>
+std::string base64_encode(const std::vector<byte, Alloc>& input)
+   {
+   return base64_encode(&input[0], input.size());
+   }
+
+/**
+* Perform base64 decoding
+* @param output an array of at least input_length*3/4 bytes
+* @param input some base64 input
+* @param input_length length of input in bytes
+* @param input_consumed is an output parameter which says how many
+*        bytes of input were actually consumed. If less than
+*        input_length, then the range input[consumed:length]
+*        should be passed in later along with more input.
+* @param final_inputs true iff this is the last input, in which case
+         padding is allowed
+* @param ignore_ws ignore whitespace on input; if false, throw an
+                   exception if whitespace is encountered
+* @return number of bytes written to output
+*/
+size_t BOTAN_DLL base64_decode(byte output[],
+                               const char input[],
+                               size_t input_length,
+                               size_t& input_consumed,
+                               bool final_inputs,
+                               bool ignore_ws = true);
+
+/**
+* Perform base64 decoding
+* @param output an array of at least input_length*3/4 bytes
+* @param input some base64 input
+* @param input_length length of input in bytes
+* @param ignore_ws ignore whitespace on input; if false, throw an
+                   exception if whitespace is encountered
+* @return number of bytes written to output
+*/
+size_t BOTAN_DLL base64_decode(byte output[],
+                               const char input[],
+                               size_t input_length,
+                               bool ignore_ws = true);
+
+/**
+* Perform base64 decoding
+* @param output an array of at least input_length/3*4 bytes
+* @param input some base64 input
+* @param ignore_ws ignore whitespace on input; if false, throw an
+                   exception if whitespace is encountered
+* @return number of bytes written to output
+*/
+size_t BOTAN_DLL base64_decode(byte output[],
+                               const std::string& input,
+                               bool ignore_ws = true);
+
+/**
+* Perform base64 decoding
+* @param input some base64 input
+* @param input_length the length of input in bytes
+* @param ignore_ws ignore whitespace on input; if false, throw an
+                   exception if whitespace is encountered
+* @return decoded base64 output
+*/
+secure_vector<byte> BOTAN_DLL base64_decode(const char input[],
+                                           size_t input_length,
+                                           bool ignore_ws = true);
+
+/**
+* Perform base64 decoding
+* @param input some base64 input
+* @param ignore_ws ignore whitespace on input; if false, throw an
+                   exception if whitespace is encountered
+* @return decoded base64 output
+*/
+secure_vector<byte> BOTAN_DLL base64_decode(const std::string& input,
+                                           bool ignore_ws = true);
+
+}
+
+#endif