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authorKaren Arutyunov <karen@codesynthesis.com>2016-04-25 12:39:27 +0300
committerKaren Arutyunov <karen@codesynthesis.com>2016-05-04 20:29:05 +0300
commit7806c39ecc92055cd338749148fda51b2dc01691 (patch)
treecb52f5bc766d12b68b9d20696aae0b60699ea43a /butl/base64
parentd20431e11290320f04d62e26b9a7cbcefaf5480c (diff)
Add base64_encode(), base64_decode()
Diffstat (limited to 'butl/base64')
-rw-r--r--butl/base6448
1 files changed, 48 insertions, 0 deletions
diff --git a/butl/base64 b/butl/base64
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index 0000000..7a0e999
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+++ b/butl/base64
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+// file : butl/base64 -*- C++ -*-
+// copyright : Copyright (c) 2014-2016 Code Synthesis Ltd
+// license : MIT; see accompanying LICENSE file
+
+#ifndef BUTL_BASE64
+#define BUTL_BASE64
+
+#include <iosfwd>
+#include <string>
+#include <vector>
+
+namespace butl
+{
+ // Base64-encode a stream or a buffer. Split the output into 76 char-long
+ // lines (new line is the 77th). If reading from a stream, check if it has
+ // badbit, failbit, or eofbit set and throw invalid_argument if that's the
+ // case. Otherwise, set eofbit on completion. If writing to a stream, check
+ // if it has badbit, failbit, or eofbit set and throw invalid_argument if
+ // that's the case. Otherwise set badbit if the write operation fails.
+ //
+ void
+ base64_encode (std::ostream&, std::istream&);
+
+ std::string
+ base64_encode (std::istream&);
+
+ std::string
+ base64_encode (const std::vector<char>&);
+
+ // Base64-decode a stream or a string. Throw invalid_argument if the input
+ // is not a valid base64 representation. If reading from a stream, check if
+ // it has badbit, failbit, or eofbit set and throw invalid_argument if
+ // that's the case. Otherwise, set eofbit on completion. If writing to a
+ // stream, check if it has badbit, failbit, or eofbit set and throw
+ // invalid_argument if that's the case. Otherwise set badbit if the write
+ // operation fails.
+ //
+ void
+ base64_decode (std::ostream&, std::istream&);
+
+ void
+ base64_decode (std::ostream&, const std::string&);
+
+ std::vector<char>
+ base64_decode (const std::string&);
+};
+
+#endif // BUTL_BASE64