svn commit: r338749 - head/sys/netinet
Michael Tuexen
tuexen at FreeBSD.org
Tue Sep 18 10:53:09 UTC 2018
Author: tuexen
Date: Tue Sep 18 10:53:07 2018
New Revision: 338749
URL: https://svnweb.freebsd.org/changeset/base/338749
Log:
Remove unused code.
Approved by: re (kib@)
MFC after: 1 week
Modified:
head/sys/netinet/sctp_auth.c
head/sys/netinet/sctp_auth.h
Modified: head/sys/netinet/sctp_auth.c
==============================================================================
--- head/sys/netinet/sctp_auth.c Tue Sep 18 07:29:01 2018 (r338748)
+++ head/sys/netinet/sctp_auth.c Tue Sep 18 10:53:07 2018 (r338749)
@@ -1060,40 +1060,6 @@ sctp_hmac_m(uint16_t hmac_algo, uint8_t *key, uint32_t
return (digestlen);
}
-/*-
- * verify the HMAC digest using the desired hash key, text, and HMAC
- * algorithm.
- * Returns -1 on error, 0 on success.
- */
-int
-sctp_verify_hmac(uint16_t hmac_algo, uint8_t *key, uint32_t keylen,
- uint8_t *text, uint32_t textlen,
- uint8_t *digest, uint32_t digestlen)
-{
- uint32_t len;
- uint8_t temp[SCTP_AUTH_DIGEST_LEN_MAX];
-
- /* sanity check the material and length */
- if ((key == NULL) || (keylen == 0) ||
- (text == NULL) || (textlen == 0) || (digest == NULL)) {
- /* can't do HMAC with empty key or text or digest */
- return (-1);
- }
- len = sctp_get_hmac_digest_len(hmac_algo);
- if ((len == 0) || (digestlen != len))
- return (-1);
-
- /* compute the expected hash */
- if (sctp_hmac(hmac_algo, key, keylen, text, textlen, temp) != len)
- return (-1);
-
- if (memcmp(digest, temp, digestlen) != 0)
- return (-1);
- else
- return (0);
-}
-
-
/*
* computes the requested HMAC using a key struct (which may be modified if
* the keylen exceeds the HMAC block len).
Modified: head/sys/netinet/sctp_auth.h
==============================================================================
--- head/sys/netinet/sctp_auth.h Tue Sep 18 07:29:01 2018 (r338748)
+++ head/sys/netinet/sctp_auth.h Tue Sep 18 10:53:07 2018 (r338749)
@@ -178,9 +178,6 @@ extern uint32_t sctp_get_hmac_digest_len(uint16_t hmac
extern uint32_t
sctp_hmac(uint16_t hmac_algo, uint8_t *key, uint32_t keylen,
uint8_t *text, uint32_t textlen, uint8_t *digest);
-extern int
-sctp_verify_hmac(uint16_t hmac_algo, uint8_t *key, uint32_t keylen,
- uint8_t *text, uint32_t textlen, uint8_t *digest, uint32_t digestlen);
extern uint32_t
sctp_compute_hmac(uint16_t hmac_algo, sctp_key_t *key,
uint8_t *text, uint32_t textlen, uint8_t *digest);
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