tree afda440bc567ec58ee7c228212378208533bee8c
parent 646a1135c48999b04c1063f6383c4d6e837376b3
author Guy Harris <guy@alum.mit.edu> 1578275382 -0800
committer Guy Harris <guy@alum.mit.edu> 1578275382 -0800

Fix check of authentication algorithm.

If you split a string by overwriting the separator character with a NUL,
and you want to compare the first part with various values, use a
pointer to the beginning of the string, not to the NUL you just dropped
in.

This is a bug found while testing some cleanups for GitHub issue #814;
it's necessary for the cleanups to work.