Have an enum for rmconf_match_type() return values to make the code a bit

more readable.
This commit is contained in:
tteras 2009-08-19 12:20:02 +00:00
parent df47c10aca
commit 95f3bd08bb
1 changed files with 31 additions and 22 deletions

View File

@ -1,11 +1,11 @@
/* $NetBSD: remoteconf.c,v 1.15 2009/07/03 06:41:47 tteras Exp $ */
/* $NetBSD: remoteconf.c,v 1.16 2009/08/19 12:20:02 tteras Exp $ */
/* Id: remoteconf.c,v 1.38 2006/05/06 15:52:44 manubsd Exp */
/*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
* All rights reserved.
*
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
@ -17,7 +17,7 @@
* 3. Neither the name of the project nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
*
* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@ -81,7 +81,7 @@
static TAILQ_HEAD(_rmtree, remoteconf) rmtree, rmtree_save, rmtree_tmp;
/*
/*
* Script hook names and script hook paths
*/
char *script_names[SCRIPT_MAX + 1] = { "phase1_up", "phase1_down" };
@ -182,6 +182,15 @@ rmconf_match_etype_and_approval(rmconf, etype, approval)
return 0;
}
enum rmconf_match_t {
MATCH_NONE = 0,
MATCH_ANONYMOUS,
MATCH_ADDRESS,
MATCH_SA,
MATCH_IDENTITY,
MATCH_AUTH_IDENTITY,
};
static int
rmconf_match_type(rmsel, rmconf)
struct rmconfselector *rmsel;
@ -192,19 +201,19 @@ rmconf_match_type(rmsel, rmconf)
/* No match at all: unwanted anonymous */
if ((rmsel->flags & GETRMCONF_F_NO_ANONYMOUS) &&
rmconf->remote->sa_family == AF_UNSPEC)
return 0;
return MATCH_NONE;
if ((rmsel->flags & GETRMCONF_F_NO_PASSIVE) && rmconf->passive)
return 0;
return MATCH_NONE;
/* Check address */
if (rmsel->remote != NULL) {
if (rmconf->remote->sa_family != AF_UNSPEC) {
if (cmpsaddr(rmsel->remote, rmconf->remote) != 0)
return 0;
return MATCH_NONE;
/* Address matched */
ret = 2;
ret = MATCH_ADDRESS;
}
}
@ -212,22 +221,22 @@ rmconf_match_type(rmsel, rmconf)
if (rmsel->etype != ISAKMP_ETYPE_NONE) {
if (rmconf_match_etype_and_approval(rmconf, rmsel->etype,
rmsel->approval) != 0)
return 0;
ret = 3;
return MATCH_NONE;
ret = MATCH_SA;
}
/* Check identity */
if (rmsel->identity != NULL && rmconf->verify_identifier) {
if (rmconf_match_identity(rmconf, rmsel->identity) != 0)
return 0;
ret = 4;
return MATCH_NONE;
ret = MATCH_IDENTITY;
}
/* Check certificate request */
if (rmsel->certificate_request != NULL) {
if (oakley_get_certtype(rmsel->certificate_request) !=
oakley_get_certtype(rmconf->mycert))
return 0;
return MATCH_NONE;
if (rmsel->certificate_request->l > 1) {
vchar_t *issuer;
@ -237,15 +246,15 @@ rmconf_match_type(rmsel, rmconf)
memcmp(rmsel->certificate_request->v + 1,
issuer->v, issuer->l) != 0) {
vfree(issuer);
return 0;
return MATCH_NONE;
}
vfree(issuer);
} else {
if (!rmconf->match_empty_cr)
return 0;
return MATCH_NONE;
}
ret = 5;
ret = MATCH_AUTH_IDENTITY;
}
return ret;
@ -316,7 +325,7 @@ rmconf_find(rmconf, ctx)
if (match_type == fctx->match_type) {
/* Duplicate exact match, something is wrong */
if (match_type >= 5)
if (match_type >= MATCH_AUTH_IDENTITY)
return 1;
/* Otherwise just remember that this is ambiguous match */
@ -615,11 +624,11 @@ dupetypes(orig)
{
struct etypes *new;
if (!orig)
if (!orig)
return NULL;
new = racoon_malloc(sizeof(struct etypes));
if (new == NULL)
if (new == NULL)
return NULL;
new->type = orig->type;
@ -879,11 +888,11 @@ dump_rmconf_single (struct remoteconf *p, void *data)
prop->lifebyte);
plog(LLV_INFO, LOCATION, NULL, "\t\tdh_group %s;\n",
alg_oakley_dhdef_name(prop->dh_group));
plog(LLV_INFO, LOCATION, NULL, "\t\tencryption_algorithm %s;\n",
plog(LLV_INFO, LOCATION, NULL, "\t\tencryption_algorithm %s;\n",
alg_oakley_encdef_name(prop->enctype));
plog(LLV_INFO, LOCATION, NULL, "\t\thash_algorithm %s;\n",
plog(LLV_INFO, LOCATION, NULL, "\t\thash_algorithm %s;\n",
alg_oakley_hashdef_name(prop->hashtype));
plog(LLV_INFO, LOCATION, NULL, "\t\tauthentication_method %s;\n",
plog(LLV_INFO, LOCATION, NULL, "\t\tauthentication_method %s;\n",
alg_oakley_authdef_name(prop->authmethod));
plog(LLV_INFO, LOCATION, NULL, "\t}\n");
prop = prop->next;