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Diffstat (limited to 'sbin/photurisd/attributes.c')
| -rw-r--r-- | sbin/photurisd/attributes.c | 259 |
1 files changed, 0 insertions, 259 deletions
diff --git a/sbin/photurisd/attributes.c b/sbin/photurisd/attributes.c deleted file mode 100644 index 1a59b9ab4a1..00000000000 --- a/sbin/photurisd/attributes.c +++ /dev/null @@ -1,259 +0,0 @@ -/* $OpenBSD: attributes.c,v 1.4 2002/06/09 08:13:08 todd Exp $ */ - -/* - * Copyright 1997-2000 Niels Provos <provos@citi.umich.edu> - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Niels Provos. - * 4. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ -/* - * attributes.c: - * functions for handling attributess - */ - -#ifndef lint -static char rcsid[] = "$OpenBSD: attributes.c,v 1.4 2002/06/09 08:13:08 todd Exp $"; -#endif - -#define _ATTRIBUTES_C_ - -#include <stdlib.h> -#include <string.h> -#include <sys/types.h> -#include <sys/socket.h> -#include <netinet/in.h> -#include <arpa/inet.h> -#include "config.h" -#include "attributes.h" - -static attribute_list *attribob = NULL; -static attrib_t *attribhash[ATTRIBHASHMOD]; - -/* Put or get attribute properties from the hashtable */ - -void -putattrib(attrib_t *attrib) -{ - int hashval = attrib->id % ATTRIBHASHMOD; - attrib->next = attribhash[hashval]; - attribhash[hashval] = attrib; -} - -attrib_t * -getattrib(u_int8_t id) -{ - u_int8_t hashval = id % ATTRIBHASHMOD; - attrib_t *attrib; - - for(attrib=attribhash[hashval]; attrib; attrib = attrib->next) - if (attrib->id == id) - break; - - return attrib; -} - -void -clearattrib(void) -{ - int i; - attrib_t *attrib; - - for (i=0; i<ATTRIBHASHMOD; i++) - while ((attrib=attribhash[i]) != NULL) { - attribhash[i] = attrib->next; - free(attrib); - } -} - -int -isinattrib(u_int8_t *attributes, u_int16_t attribsize, u_int8_t attribute) -{ - while(attribsize>0) { - if(*attributes==attribute) - return 1; - if(attribsize - (*(attributes+1)+2) > attribsize) - return 0; - - attribsize -= *(attributes+1)+2; - attributes += *(attributes+1)+2; - } - return 0; -} - -void -get_attrib_section(u_int8_t *set, u_int16_t setsize, - u_int8_t **subset, u_int16_t *subsetsize, - u_int8_t section) -{ - int i = 0; - u_int8_t *tset; - u_int16_t tsetsize; - - while (i < setsize) { - if (set[i] == section) - break; - i += set[i+1] + 2; - } - - if ((i >= setsize) || (i+set[i+1] + 2 > setsize)) { - *subset = NULL; - *subsetsize = 0; - return; - } - - tset = *subset = set+i+set[i+1]+2; - tsetsize = *subsetsize = setsize - i - set[i+1] - 2; - - i = 0; - while (i < tsetsize) { - if (tset[i] == AT_ESP_ATTRIB || tset[i] == AT_AH_ATTRIB) { - *subsetsize = i; - return; - } - i += tset[i+1]+2; - } -} - - -int -isattribsubset(u_int8_t *set, u_int16_t setsize, - u_int8_t *subset, u_int16_t subsetsize) -{ - while(subsetsize>0) { - if (!isinattrib(set, setsize, *subset)) - return 0; - if (subsetsize - (*(subset+1)+2) > subsetsize) - return 0; - subsetsize -= *(subset+1)+2; - subset += *(subset+1)+2; - } - return 1; -} - -int -attrib_insert(attribute_list *ob) -{ - attribute_list *tmp; - - ob->next = NULL; - - if(attribob == NULL) { - attribob = ob; - return 1; - } - - tmp=attribob; - while(tmp->next!=NULL) - tmp = tmp->next; - - tmp->next = ob; - return 1; -} - -int -attrib_unlink(attribute_list *ob) -{ - attribute_list *tmp; - if(attribob == ob) { - attribob = ob->next; - free(ob); - return 1; - } - - for(tmp=attribob; tmp!=NULL; tmp=tmp->next) { - if(tmp->next==ob) { - tmp->next=ob->next; - free(ob); - return 1; - } - } - return 0; -} - -attribute_list * -attrib_new(void) -{ - attribute_list *p; - - if((p = calloc(1, sizeof(attribute_list)))==NULL) - return NULL; - - return p; -} - -int -attrib_value_reset(attribute_list *ob) -{ - if (ob->address != NULL) - free(ob->address); - if (ob->attributes != NULL) - free(ob->attributes); - - bzero(ob, sizeof(attribute_list)); - return 1; -} - -/* - * find the attributes to the address or 0 address. - * if passed a null pointer as first argument we return our default - * list. - */ - -attribute_list * -attrib_find(char *address) -{ - attribute_list *tmp = attribob; - attribute_list *null = NULL; - while(tmp!=NULL) { - if (tmp->address == NULL) { - null = tmp; - if (address == NULL) - break; - } - else if (address != NULL && - (tmp->netmask & inet_addr(address)) == - inet_addr(tmp->address)) - return tmp; - - tmp = tmp->next; - } - return null; -} - -void -attrib_cleanup() -{ - attribute_list *p; - attribute_list *tmp = attribob; - while(tmp!=NULL) { - p = tmp; - tmp = tmp->next; - attrib_value_reset(p); - free(p); - } - attribob = NULL; -} - |