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decode_base64: Allow '=' padding character

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'=' is a valid character, but minetest.decode_base64 returned nil when it was used for padding.
This commit is contained in:
SmallJoker 2020-07-29 20:46:36 +02:00
parent 3ce03d1c2a
commit f34abaedd2
1 changed files with 3 additions and 2 deletions
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5
src/util/base64.cpp
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@ -34,8 +34,9 @@ static const std::string base64_chars =
"0123456789+/"; "0123456789+/";
static inline bool is_base64(unsigned char c) { static inline bool is_base64(unsigned char c)
return (isalnum(c) || (c == '+') || (c == '/')); {
return isalnum(c) || c == '+' || c == '/' || c == '=';
} }
bool base64_is_valid(std::string const& s) bool base64_is_valid(std::string const& s)