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Sun, 28 Nov 2021 19:16:31 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 1ASJGVse028462; Sun, 28 Nov 2021 19:16:31 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 1ASJGVR3028461; Sun, 28 Nov 2021 19:16:31 GMT (envelope-from git) Date: Sun, 28 Nov 2021 19:16:31 GMT Message-Id: <202111281916.1ASJGVR3028461@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Mateusz Guzik Subject: git: b6c8c7b99a75 - main - pf: add pf_bcmp_state_key List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-all@freebsd.org X-BeenThere: dev-commits-src-all@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; 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mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N The branch main has been updated by mjg: URL: https://cgit.FreeBSD.org/src/commit/?id=b6c8c7b99a750de18509715890615ad3f948b29a commit b6c8c7b99a750de18509715890615ad3f948b29a Author: Mateusz Guzik AuthorDate: 2021-11-24 17:25:18 +0000 Commit: Mateusz Guzik CommitDate: 2021-11-28 19:15:45 +0000 pf: add pf_bcmp_state_key Reviewed by: kp Sponsored by: Rubicon Communications, LLC ("Netgate") Differential Revision: https://reviews.freebsd.org/D33131 --- sys/netpfil/pf/pf.c | 40 +++++++++++++++++++++++++++++++++++++--- 1 file changed, 37 insertions(+), 3 deletions(-) diff --git a/sys/netpfil/pf/pf.c b/sys/netpfil/pf/pf.c index d01ee906740f..1686def46260 100644 --- a/sys/netpfil/pf/pf.c +++ b/sys/netpfil/pf/pf.c @@ -419,6 +419,40 @@ VNET_DEFINE(struct intr_event *, pf_swi_ie); VNET_DEFINE(uint32_t, pf_hashseed); #define V_pf_hashseed VNET(pf_hashseed) +#ifdef __LP64__ +static int +pf_bcmp_state_key(struct pf_state_key *k1_orig, struct pf_state_key_cmp *k2_orig) +{ + unsigned long *k1 = (unsigned long *)k1_orig; + unsigned long *k2 = (unsigned long *)k2_orig; + + if (k1[0] != k2[0]) + return (1); + + if (k1[1] != k2[1]) + return (1); + + if (k1[2] != k2[2]) + return (1); + + if (k1[3] != k2[3]) + return (1); + + if (k1[4] != k2[4]) + return (1); + + return (0); +} +_Static_assert(sizeof(struct pf_state_key_cmp) == 40, "bad size of pf_state_key_cmp"); +#else +static inline int +pf_bcmp_state_key(struct pf_state_key *k1_orig, struct pf_state_key_cmp *k2_orig) +{ + + return (bcmp(k1_orig, k2_orig, sizeof(struct pf_state_key_cmp))); +} +#endif + int pf_addr_cmp(struct pf_addr *a, struct pf_addr *b, sa_family_t af) { @@ -1174,7 +1208,7 @@ pf_state_key_attach(struct pf_state_key *skw, struct pf_state_key *sks, keyattach: LIST_FOREACH(cur, &kh->keys, entry) - if (bcmp(cur, sk, sizeof(struct pf_state_key_cmp)) == 0) + if (pf_bcmp_state_key(cur, (struct pf_state_key_cmp *)sk) == 0) break; if (cur != NULL) { @@ -1480,7 +1514,7 @@ pf_find_state(struct pfi_kkif *kif, struct pf_state_key_cmp *key, u_int dir) PF_HASHROW_LOCK(kh); LIST_FOREACH(sk, &kh->keys, entry) - if (bcmp(sk, key, sizeof(struct pf_state_key_cmp)) == 0) + if (pf_bcmp_state_key(sk, key) == 0) break; if (sk == NULL) { PF_HASHROW_UNLOCK(kh); @@ -1527,7 +1561,7 @@ pf_find_state_all(struct pf_state_key_cmp *key, u_int dir, int *more) PF_HASHROW_LOCK(kh); LIST_FOREACH(sk, &kh->keys, entry) - if (bcmp(sk, key, sizeof(struct pf_state_key_cmp)) == 0) + if (pf_bcmp_state_key(sk, key) == 0) break; if (sk == NULL) { PF_HASHROW_UNLOCK(kh);