583 lines
13 KiB
C
583 lines
13 KiB
C
/* crypto/objects/obj_dat.c */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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#include <stdio.h>
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#include <ctype.h>
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#include "cryptlib.h"
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#include <openssl/lhash.h>
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#include <openssl/asn1.h>
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#include <openssl/objects.h>
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/* obj_dat.h is generated from objects.h by obj_dat.pl */
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#ifndef NO_OBJECT
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#include "obj_dat.h"
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#else
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/* You will have to load all the objects needed manually in the application */
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#define NUM_NID 0
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#define NUM_SN 0
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#define NUM_LN 0
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#define NUM_OBJ 0
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static unsigned char lvalues[1];
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static ASN1_OBJECT nid_objs[1];
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static ASN1_OBJECT *sn_objs[1];
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static ASN1_OBJECT *ln_objs[1];
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static ASN1_OBJECT *obj_objs[1];
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#endif
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#ifndef NOPROTO
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static int sn_cmp(ASN1_OBJECT **a, ASN1_OBJECT **b);
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static int ln_cmp(ASN1_OBJECT **a, ASN1_OBJECT **b);
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static int obj_cmp(ASN1_OBJECT **a, ASN1_OBJECT **b);
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#else
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static int sn_cmp();
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static int ln_cmp();
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static int obj_cmp();
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#endif
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#define ADDED_DATA 0
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#define ADDED_SNAME 1
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#define ADDED_LNAME 2
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#define ADDED_NID 3
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typedef struct added_obj_st
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{
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int type;
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ASN1_OBJECT *obj;
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} ADDED_OBJ;
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static int new_nid=NUM_NID;
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static LHASH *added=NULL;
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static int sn_cmp(ASN1_OBJECT **ap, ASN1_OBJECT **bp)
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{ return(strcmp((*ap)->sn,(*bp)->sn)); }
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static int ln_cmp(ASN1_OBJECT **ap, ASN1_OBJECT **bp)
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{ return(strcmp((*ap)->ln,(*bp)->ln)); }
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static unsigned long add_hash(ADDED_OBJ *ca)
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{
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ASN1_OBJECT *a;
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int i;
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unsigned long ret=0;
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unsigned char *p;
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a=ca->obj;
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switch (ca->type)
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{
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case ADDED_DATA:
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ret=a->length<<20L;
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p=(unsigned char *)a->data;
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for (i=0; i<a->length; i++)
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ret^=p[i]<<((i*3)%24);
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break;
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case ADDED_SNAME:
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ret=lh_strhash(a->sn);
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break;
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case ADDED_LNAME:
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ret=lh_strhash(a->ln);
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break;
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case ADDED_NID:
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ret=a->nid;
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break;
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default:
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abort();
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}
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ret&=0x3fffffffL;
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ret|=ca->type<<30L;
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return(ret);
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}
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static int add_cmp(ADDED_OBJ *ca, ADDED_OBJ *cb)
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{
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ASN1_OBJECT *a,*b;
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int i;
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i=ca->type-cb->type;
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if (i) return(i);
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a=ca->obj;
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b=cb->obj;
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switch (ca->type)
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{
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case ADDED_DATA:
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i=(a->length - b->length);
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if (i) return(i);
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return(memcmp(a->data,b->data,a->length));
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case ADDED_SNAME:
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if (a->sn == NULL) return(-1);
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else if (b->sn == NULL) return(1);
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else return(strcmp(a->sn,b->sn));
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case ADDED_LNAME:
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if (a->ln == NULL) return(-1);
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else if (b->ln == NULL) return(1);
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else return(strcmp(a->ln,b->ln));
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case ADDED_NID:
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return(a->nid-b->nid);
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default:
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abort();
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}
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return(1); /* should not get here */
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}
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static int init_added(void)
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{
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if (added != NULL) return(1);
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added=lh_new(add_hash,add_cmp);
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return(added != NULL);
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}
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static void cleanup1(ADDED_OBJ *a)
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{
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a->obj->nid=0;
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a->obj->flags|=ASN1_OBJECT_FLAG_DYNAMIC|
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ASN1_OBJECT_FLAG_DYNAMIC_STRINGS|
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ASN1_OBJECT_FLAG_DYNAMIC_DATA;
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}
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static void cleanup2(ADDED_OBJ *a)
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{ a->obj->nid++; }
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static void cleanup3(ADDED_OBJ *a)
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{
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if (--a->obj->nid == 0)
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ASN1_OBJECT_free(a->obj);
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Free(a);
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}
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void OBJ_cleanup(void)
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{
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if (added == NULL) return;
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added->down_load=0;
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lh_doall(added,cleanup1); /* zero counters */
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lh_doall(added,cleanup2); /* set counters */
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lh_doall(added,cleanup3); /* free objects */
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lh_free(added);
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added=NULL;
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}
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int OBJ_new_nid(int num)
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{
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int i;
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i=new_nid;
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new_nid+=num;
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return(i);
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}
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int OBJ_add_object(ASN1_OBJECT *obj)
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{
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ASN1_OBJECT *o;
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ADDED_OBJ *ao[4],*aop;
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int i;
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if (added == NULL)
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if (!init_added()) return(0);
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if ((o=OBJ_dup(obj)) == NULL) goto err;
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ao[ADDED_DATA]=NULL;
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ao[ADDED_SNAME]=NULL;
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ao[ADDED_LNAME]=NULL;
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ao[ADDED_NID]=NULL;
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ao[ADDED_NID]=(ADDED_OBJ *)Malloc(sizeof(ADDED_OBJ));
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if ((o->length != 0) && (obj->data != NULL))
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ao[ADDED_DATA]=(ADDED_OBJ *)Malloc(sizeof(ADDED_OBJ));
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if (o->sn != NULL)
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ao[ADDED_SNAME]=(ADDED_OBJ *)Malloc(sizeof(ADDED_OBJ));
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if (o->ln != NULL)
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ao[ADDED_LNAME]=(ADDED_OBJ *)Malloc(sizeof(ADDED_OBJ));
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for (i=ADDED_DATA; i<=ADDED_NID; i++)
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{
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if (ao[i] != NULL)
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{
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ao[i]->type=i;
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ao[i]->obj=o;
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aop=(ADDED_OBJ *)lh_insert(added,(char *)ao[i]);
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/* memory leak, buit should not normally matter */
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if (aop != NULL)
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Free(aop);
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}
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}
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o->flags&= ~(ASN1_OBJECT_FLAG_DYNAMIC|ASN1_OBJECT_FLAG_DYNAMIC_STRINGS|
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ASN1_OBJECT_FLAG_DYNAMIC_DATA);
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return(o->nid);
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err:
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for (i=ADDED_DATA; i<=ADDED_NID; i++)
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if (ao[i] != NULL) Free(ao[i]);
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if (o != NULL) Free(o);
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return(NID_undef);
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}
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ASN1_OBJECT *OBJ_nid2obj(int n)
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{
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ADDED_OBJ ad,*adp;
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ASN1_OBJECT ob;
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if ((n >= 0) && (n < NUM_NID))
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{
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if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
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{
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OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID);
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return(NULL);
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}
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return((ASN1_OBJECT *)&(nid_objs[n]));
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}
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else if (added == NULL)
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return(NULL);
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else
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{
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ad.type=ADDED_NID;
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ad.obj= &ob;
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ob.nid=n;
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adp=(ADDED_OBJ *)lh_retrieve(added,(char *)&ad);
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if (adp != NULL)
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return(adp->obj);
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else
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{
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OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID);
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return(NULL);
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}
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}
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}
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const char *OBJ_nid2sn(int n)
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{
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ADDED_OBJ ad,*adp;
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ASN1_OBJECT ob;
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if ((n >= 0) && (n < NUM_NID))
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{
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if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
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{
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OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID);
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return(NULL);
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}
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return(nid_objs[n].sn);
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}
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else if (added == NULL)
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return(NULL);
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else
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{
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ad.type=ADDED_NID;
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ad.obj= &ob;
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ob.nid=n;
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adp=(ADDED_OBJ *)lh_retrieve(added,(char *)&ad);
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if (adp != NULL)
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return(adp->obj->sn);
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else
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{
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OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID);
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return(NULL);
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}
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}
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}
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const char *OBJ_nid2ln(int n)
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{
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ADDED_OBJ ad,*adp;
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ASN1_OBJECT ob;
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if ((n >= 0) && (n < NUM_NID))
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{
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if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
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{
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OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID);
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return(NULL);
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}
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return(nid_objs[n].ln);
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}
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else if (added == NULL)
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return(NULL);
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else
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{
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ad.type=ADDED_NID;
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ad.obj= &ob;
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ob.nid=n;
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adp=(ADDED_OBJ *)lh_retrieve(added,(char *)&ad);
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if (adp != NULL)
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return(adp->obj->ln);
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else
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{
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OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID);
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return(NULL);
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}
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}
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}
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int OBJ_obj2nid(ASN1_OBJECT *a)
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{
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ASN1_OBJECT **op;
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ADDED_OBJ ad,*adp;
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if (a == NULL)
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return(NID_undef);
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if (a->nid != 0)
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return(a->nid);
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if (added != NULL)
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{
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ad.type=ADDED_DATA;
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ad.obj=a;
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adp=(ADDED_OBJ *)lh_retrieve(added,(char *)&ad);
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if (adp != NULL) return (adp->obj->nid);
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}
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op=(ASN1_OBJECT **)OBJ_bsearch((char *)&a,(char *)obj_objs,NUM_OBJ,
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sizeof(ASN1_OBJECT *),(int (*)())obj_cmp);
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if (op == NULL)
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return(NID_undef);
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return((*op)->nid);
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}
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/* Convert an object name into an ASN1_OBJECT
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* if "noname" is not set then search for short and long names first.
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* This will convert the "dotted" form into an object: unlike OBJ_txt2nid
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* it can be used with any objects, not just registered ones.
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*/
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ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name)
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{
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int nid = NID_undef;
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ASN1_OBJECT *op=NULL;
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unsigned char *buf,*p;
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int i, j;
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if(!no_name) {
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if( ((nid = OBJ_sn2nid(s)) != NID_undef) ||
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((nid = OBJ_ln2nid(s)) != NID_undef) )
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return OBJ_nid2obj(nid);
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}
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/* Work out size of content octets */
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i=a2d_ASN1_OBJECT(NULL,0,s,-1);
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if (i <= 0) {
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/* Clear the error */
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ERR_get_error();
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return NULL;
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}
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/* Work out total size */
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j = ASN1_object_size(0,i,V_ASN1_OBJECT);
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if((buf=(unsigned char *)Malloc(j)) == NULL) return NULL;
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p = buf;
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/* Write out tag+length */
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ASN1_put_object(&p,0,i,V_ASN1_OBJECT,V_ASN1_UNIVERSAL);
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/* Write out contents */
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a2d_ASN1_OBJECT(p,i,s,-1);
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p=buf;
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op=d2i_ASN1_OBJECT(NULL,&p,i);
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Free(buf);
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return op;
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}
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int OBJ_txt2nid(char *s)
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{
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ASN1_OBJECT *obj;
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int nid;
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obj = OBJ_txt2obj(s, 0);
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nid = OBJ_obj2nid(obj);
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ASN1_OBJECT_free(obj);
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return nid;
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}
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int OBJ_ln2nid(const char *s)
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{
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ASN1_OBJECT o,*oo= &o,**op;
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ADDED_OBJ ad,*adp;
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o.ln=s;
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if (added != NULL)
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{
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ad.type=ADDED_LNAME;
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ad.obj= &o;
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adp=(ADDED_OBJ *)lh_retrieve(added,(char *)&ad);
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if (adp != NULL) return (adp->obj->nid);
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}
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op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)ln_objs,NUM_LN,
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sizeof(ASN1_OBJECT *),(int (*)())ln_cmp);
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if (op == NULL) return(NID_undef);
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return((*op)->nid);
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}
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int OBJ_sn2nid(const char *s)
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{
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ASN1_OBJECT o,*oo= &o,**op;
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ADDED_OBJ ad,*adp;
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o.sn=s;
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if (added != NULL)
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{
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ad.type=ADDED_SNAME;
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ad.obj= &o;
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adp=(ADDED_OBJ *)lh_retrieve(added,(char *)&ad);
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if (adp != NULL) return (adp->obj->nid);
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}
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op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)sn_objs,NUM_SN,
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sizeof(ASN1_OBJECT *),(int (*)())sn_cmp);
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if (op == NULL) return(NID_undef);
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return((*op)->nid);
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}
|
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static int obj_cmp(ASN1_OBJECT **ap, ASN1_OBJECT **bp)
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{
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int j;
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ASN1_OBJECT *a= *ap;
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ASN1_OBJECT *b= *bp;
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j=(a->length - b->length);
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if (j) return(j);
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return(memcmp(a->data,b->data,a->length));
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}
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char *OBJ_bsearch(char *key, char *base, int num, int size, int (*cmp)())
|
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{
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int l,h,i,c;
|
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char *p;
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|
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if (num == 0) return(NULL);
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l=0;
|
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h=num;
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while (l < h)
|
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{
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i=(l+h)/2;
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p= &(base[i*size]);
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c=(*cmp)(key,p);
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if (c < 0)
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h=i;
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else if (c > 0)
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l=i+1;
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else
|
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return(p);
|
|
}
|
|
return(NULL);
|
|
}
|
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|
|
int OBJ_create_objects(BIO *in)
|
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{
|
|
MS_STATIC char buf[512];
|
|
int i,num=0;
|
|
char *o,*s,*l=NULL;
|
|
|
|
for (;;)
|
|
{
|
|
s=o=NULL;
|
|
i=BIO_gets(in,buf,512);
|
|
if (i <= 0) return(num);
|
|
buf[i-1]='\0';
|
|
if (!isalnum(buf[0])) return(num);
|
|
o=s=buf;
|
|
while (isdigit(*s) || (*s == '.'))
|
|
s++;
|
|
if (*s != '\0')
|
|
{
|
|
*(s++)='\0';
|
|
while (isspace(*s))
|
|
s++;
|
|
if (*s == '\0')
|
|
s=NULL;
|
|
else
|
|
{
|
|
l=s;
|
|
while ((*l != '\0') && !isspace(*l))
|
|
l++;
|
|
if (*l != '\0')
|
|
{
|
|
*(l++)='\0';
|
|
while (isspace(*l))
|
|
l++;
|
|
if (*l == '\0') l=NULL;
|
|
}
|
|
else
|
|
l=NULL;
|
|
}
|
|
}
|
|
else
|
|
s=NULL;
|
|
if ((o == NULL) || (*o == '\0')) return(num);
|
|
if (!OBJ_create(o,s,l)) return(num);
|
|
num++;
|
|
}
|
|
/* return(num); */
|
|
}
|
|
|
|
int OBJ_create(char *oid, char *sn, char *ln)
|
|
{
|
|
int ok=0;
|
|
ASN1_OBJECT *op=NULL;
|
|
unsigned char *buf;
|
|
int i;
|
|
|
|
i=a2d_ASN1_OBJECT(NULL,0,oid,-1);
|
|
if (i <= 0) return(0);
|
|
|
|
if ((buf=(unsigned char *)Malloc(i)) == NULL)
|
|
{
|
|
OBJerr(OBJ_F_OBJ_CREATE,OBJ_R_MALLOC_FAILURE);
|
|
return(0);
|
|
}
|
|
i=a2d_ASN1_OBJECT(buf,i,oid,-1);
|
|
op=(ASN1_OBJECT *)ASN1_OBJECT_create(OBJ_new_nid(1),buf,i,sn,ln);
|
|
if (op == NULL)
|
|
goto err;
|
|
ok=OBJ_add_object(op);
|
|
err:
|
|
ASN1_OBJECT_free(op);
|
|
Free((char *)buf);
|
|
return(ok);
|
|
}
|
|
|