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add man page and unit tests for scan_base64url

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This commit is contained in:
leitner
2017-07-30 13:41:43 +00:00
parent 8d449d442b
commit c8156a9841
5 changed files with 103 additions and 35 deletions
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8
textcode/scan_base64.3
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@@ -16,10 +16,6 @@ Note that real world base64 encoded data is sometimes permitted to
contain whitespace characters or new lines. This function will not allow
those and return the decoded data until then.
base64 works by taking 3 bytes of binary input and converting them into
4 bytes of printable ASCII. If the input ends in the middle of a base64
4-byte-tuple, scan_base64 will disregard the whole tuple.
Many base64 variants demand padding in the last block. Some don't. This
implementation will consume padding if it is there, but will not
complain if it is not.
@@ -30,7 +26,7 @@ dest can be NULL. destlen can be NULL.
scan_base64 returns the number of bytes successfully scanned and
processed from src.
.SH EXAMPLES
scan_base64("%9FYO<F0`",buf,&i) -> return 8, i=5, buf="fnord"
scan_base64("Zm5vcmQ=",buf,&i) -> return 8, i=5, buf="fnord"
.SH "SEE ALSO"
scan_xlong(3), scan_8long(3), fmt_ulong(3)
scan_base64url(3), scan_xlong(3), scan_8long(3), fmt_ulong(3)