diff options
Diffstat (limited to 'usr/src/cmd/nscd/getether.c')
| -rw-r--r-- | usr/src/cmd/nscd/getether.c | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/usr/src/cmd/nscd/getether.c b/usr/src/cmd/nscd/getether.c new file mode 100644 index 0000000000..ec5ff516c9 --- /dev/null +++ b/usr/src/cmd/nscd/getether.c @@ -0,0 +1,97 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ +/* + * Copyright 2006 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#pragma ident "%Z%%M% %I% %E% SMI" + +/* + * Routines to handle ether_*to* calls in nscd + */ + +#include <stdlib.h> +#include <net/if.h> +#include <netinet/in.h> +#include <netinet/if_ether.h> +#include <string.h> +#include "cache.h" + +#define host_db ctx->nsc_db[0] +#define addr_db ctx->nsc_db[1] + +#define NSC_NAME_ETHERS_HOSTTON "ether_hostton" +#define NSC_NAME_ETHERS_NTOHOST "ether_ntohost" + +static void ether_getlogstr(char *, char *, size_t, nss_XbyY_args_t *); +static int ether_compar(const void *, const void *); +static uint_t ether_gethash(nss_XbyY_key_t *, int); + +void +ether_init_ctx(nsc_ctx_t *ctx) { + ctx->dbname = NSS_DBNAM_ETHERS; + ctx->file_name = "/etc/ethers"; + ctx->db_count = 2; + host_db = make_cache(nsc_key_cis, + NSS_DBOP_ETHERS_HOSTTON, + NSC_NAME_ETHERS_HOSTTON, + NULL, NULL, NULL, nsc_ht_default, -1); + + addr_db = make_cache(nsc_key_other, + NSS_DBOP_ETHERS_NTOHOST, + NSC_NAME_ETHERS_NTOHOST, + ether_compar, + ether_getlogstr, + ether_gethash, nsc_ht_default, -1); +} + +static int +ether_compar(const void *n1, const void *n2) { + nsc_entry_t *e1, *e2; + int res; + + e1 = (nsc_entry_t *)n1; + e2 = (nsc_entry_t *)n2; + if (ether_cmp(e1->key.ether, e2->key.ether) != 0) { + res = memcmp(e1->key.ether, e2->key.ether, + sizeof (struct ether_addr)); + return (_NSC_INT_KEY_CMP(res, 0)); + } + return (0); +} + +static uint_t +ether_gethash(nss_XbyY_key_t *key, int htsize) { + return (db_gethash(key->ether, sizeof (struct ether_addr), + htsize)); +} + +static void +ether_getlogstr(char *name, char *whoami, size_t len, nss_XbyY_args_t *argp) { + struct ether_addr *e; + e = (struct ether_addr *)argp->key.ether; + (void) snprintf(whoami, len, "%s [key=%x:%x:%x:%x:%x:%x]", + name, + e->ether_addr_octet[0], e->ether_addr_octet[1], + e->ether_addr_octet[2], e->ether_addr_octet[3], + e->ether_addr_octet[4], e->ether_addr_octet[5]); +} |