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Update mg_base64_decode.md

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Evelyn 2016-07-25 17:30:59 +01:00 committed by GitHub
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docs/c-api/util.h/mg_base64_decode.md
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int mg_base64_decode(const unsigned char *s, int len, char *dst);
---
Decode base64-encoded string `s`, `len` into the destination `dst`.
Destination has to have enough space to hold decoded buffer.
Decoding stops either when all string has been decoded, or invalid
Decodes base64-encoded string `s`, `len` into the destination `dst`.
The destination has to have enough space to hold the decoded buffer.
Decoding stops either when all strings have been decoded or invalid an
character appeared.
Destination is '\0'-terminated.
Return number of decoded characters. On success, that should be equal to
Returns the number of decoded characters. On success, that should be equal to
`len`. On error (invalid character) the return value is smaller then `len`.