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ircd: Add RFC4648 base64url conversion suite.

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This commit is contained in:
Jason Volk 2019-06-26 01:52:42 -07:00
parent 19b85ef908
commit 5500a897e9
2 changed files with 25 additions and 1 deletions
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4
include/ircd/base.h
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@ -43,10 +43,12 @@ namespace ircd
const_buffer b64decode(const mutable_buffer &out, const string_view &in);
std::string b64decode(const string_view &in);
// Base64 <-> Base58 convenience conversions
// Base64 convenience conversions
string_view b64tob58(const mutable_buffer &out, const string_view &in);
string_view b58tob64(const mutable_buffer &out, const string_view &in);
string_view b58tob64_unpadded(const mutable_buffer &out, const string_view &in);
string_view b64tob64url(const mutable_buffer &out, const string_view &in);
string_view b64urltob64(const mutable_buffer &out, const string_view &in);
}
inline size_t

22
ircd/base.cc
View file

@ -12,6 +12,28 @@
#include <boost/archive/iterators/binary_from_base64.hpp>
#include <boost/archive/iterators/transform_width.hpp>
ircd::string_view
ircd::b64urltob64(const mutable_buffer &out,
const string_view &in)
{
//TODO: optimize with single pass
string_view ret(in);
ret = replace(out, ret, '-', '+');
ret = replace(out, ret, '_', '/');
return ret;
}
ircd::string_view
ircd::b64tob64url(const mutable_buffer &out,
const string_view &in)
{
//TODO: optimize with single pass
string_view ret(in);
ret = replace(out, ret, '+', '-');
ret = replace(out, ret, '/', '_');
return ret;
}
ircd::string_view
ircd::b58tob64_unpadded(const mutable_buffer &out,
const string_view &in)