From c09cd7512491cee1e82c1ad8128ce9fd4bc3f79b Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 22 Sep 2017 23:32:28 +0200
Subject: Initial modularization with both Clang and VC hacks

Note: gave up on VC about half way though.
---
 libbutl/base64.mxx | 63 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 libbutl/base64.mxx

(limited to 'libbutl/base64.mxx')

diff --git a/libbutl/base64.mxx b/libbutl/base64.mxx
new file mode 100644
index 0000000..ae43ba6
--- /dev/null
+++ b/libbutl/base64.mxx
@@ -0,0 +1,63 @@
+// file      : libbutl/base64.mxx -*- C++ -*-
+// copyright : Copyright (c) 2014-2017 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+#ifndef __cpp_modules
+#pragma once
+#endif
+
+// C includes.
+
+#ifndef __cpp_lib_modules
+#include <iosfwd>
+#include <string>
+#include <vector>
+#endif
+
+// Other includes.
+
+#ifdef __cpp_modules
+export module butl.base64;
+#ifdef __cpp_lib_modules
+import std.core;
+import std.io;
+#endif
+#endif
+
+#include <libbutl/export.hxx>
+
+LIBBUTL_MODEXPORT 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.
+  //
+  LIBBUTL_SYMEXPORT void
+  base64_encode (std::ostream&, std::istream&);
+
+  LIBBUTL_SYMEXPORT std::string
+  base64_encode (std::istream&);
+
+  LIBBUTL_SYMEXPORT 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.
+  //
+  LIBBUTL_SYMEXPORT void
+  base64_decode (std::ostream&, std::istream&);
+
+  LIBBUTL_SYMEXPORT void
+  base64_decode (std::ostream&, const std::string&);
+
+  LIBBUTL_SYMEXPORT std::vector<char>
+  base64_decode (const std::string&);
+}
-- 
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