[libmicrohttpd] 03/12: digestauth: use 7 bit shift for fast "hash"

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karlson2k pushed a commit to branch master
in repository libmicrohttpd.

commit c38e0a30f80158be8a806d91e644e143042fafde
Author: Evgeny Grin (Karlson2k) <k2k@narod.ru>
AuthorDate: Mon May 2 14:38:03 2022 +0300

    digestauth: use 7 bit shift for fast "hash"
    
    As only ASCII printable chars are used for "nonce", the highest bit
    is always zero.
---
 src/microhttpd/digestauth.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/microhttpd/digestauth.c b/src/microhttpd/digestauth.c
index 78db203e..de2bfc58 100644
--- a/src/microhttpd/digestauth.c
+++ b/src/microhttpd/digestauth.c
@@ -522,7 +522,7 @@ fast_simple_hash (const uint8_t *data,
     size_t i;
     hash = data[0];
     for (i = 1; i < data_size; i++)
-      hash = _MHD_ROTL32 (hash, 8) ^ data[i];
+      hash = _MHD_ROTL32 (hash, 7) ^ data[i];
   }
   else
     hash = 0;

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