rpki-client: use better variable names for issuer and subject UID

piuid and psuid annoy me every time I see them.

no functional change

diff --git a/usr.sbin/rpki-client/cert.c b/usr.sbin/rpki-client/cert.c
index 4f80e18..c0c32a9 100644 (file)
--- a/usr.sbin/rpki-client/cert.c
+++ b/usr.sbin/rpki-client/cert.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: cert.c,v 1.146 2024/06/11 07:27:14 tb Exp $ */
+/*     $OpenBSD: cert.c,v 1.147 2024/06/12 04:01:20 tb Exp $ */
 /*
  * Copyright (c) 2022 Theo Buehler <tb@openbsd.org>
  * Copyright (c) 2021 Job Snijders <job@openbsd.org>
@@ -797,7 +797,7 @@ cert_parse_pre(const char *fn, const unsigned char *der, size_t len)
        int                      i, extsz;
        X509                    *x = NULL;
        X509_EXTENSION          *ext = NULL;
-       const ASN1_BIT_STRING   *piuid = NULL, *psuid = NULL;
+       const ASN1_BIT_STRING   *issuer_uid = NULL, *subject_uid = NULL;
        ASN1_OBJECT             *obj;
        EVP_PKEY                *pkey;
        int                      nid, ip, as, sia, cp, crldp, aia, aki, ski,
@@ -843,8 +843,8 @@ cert_parse_pre(const char *fn, const unsigned char *der, size_t len)
                goto out;
        }
 
-       X509_get0_uids(x, &piuid, &psuid);
-       if (piuid != NULL || psuid != NULL) {
+       X509_get0_uids(x, &issuer_uid, &subject_uid);
+       if (issuer_uid != NULL || subject_uid != NULL) {
                warnx("%s: issuer or subject unique identifiers not allowed",
                    fn);
                goto out;