crypto/objects/obj_dat.c - third_party/openssl - Git at Google

 /* crypto/objects/obj_dat.c */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
  * This package is an SSL implementation written
  * by Eric Young (eay@cryptsoft.com).
  * The implementation was written so as to conform with Netscapes SSL.
  *
  * This library is free for commercial and non-commercial use as long as
  * the following conditions are aheared to.  The following conditions
  * apply to all code found in this distribution, be it the RC4, RSA,
  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  * included with this distribution is covered by the same copyright terms
  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  *
  * Copyright remains Eric Young's, and as such any Copyright notices in
  * the code are not to be removed.
  * If this package is used in a product, Eric Young should be given attribution
  * as the author of the parts of the library used.
  * This can be in the form of a textual message at program startup or
  * in documentation (online or textual) provided with the package.
  *
  * 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 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 cryptographic software written by
  *     Eric Young (eay@cryptsoft.com)"
  *    The word 'cryptographic' can be left out if the rouines from the library
  *    being used are not cryptographic related :-).
  * 4. If you include any Windows specific code (or a derivative thereof) from
  *    the apps directory (application code) you must include an acknowledgement:
  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  *
  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``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 OR CONTRIBUTORS 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.
  *
  * The licence and distribution terms for any publically available version or
  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  * copied and put under another distribution licence
  * [including the GNU Public Licence.]
  */

 #include <stdio.h>
 #include <ctype.h>
 #include "cryptlib.h"
 #include <openssl/lhash.h>
 #include <openssl/asn1.h>
 #include <openssl/objects.h>

 /* obj_dat.h is generated from objects.h by obj_dat.pl */
 #ifndef NO_OBJECT
 #include "obj_dat.h"
 #else
 /* You will have to load all the objects needed manually in the application */
 #define NUM_NID 0
 #define NUM_SN 0
 #define NUM_LN 0
 #define NUM_OBJ 0
 static unsigned char lvalues[1];
 static ASN1_OBJECT nid_objs[1];
 static ASN1_OBJECT *sn_objs[1];
 static ASN1_OBJECT *ln_objs[1];
 static ASN1_OBJECT *obj_objs[1];
 #endif

 static int sn_cmp(ASN1_OBJECT **a, ASN1_OBJECT **b);
 static int ln_cmp(ASN1_OBJECT **a, ASN1_OBJECT **b);
 static int obj_cmp(ASN1_OBJECT **a, ASN1_OBJECT **b);
 #define ADDED_DATA	0
 #define ADDED_SNAME	1
 #define ADDED_LNAME	2
 #define ADDED_NID	3

 typedef struct added_obj_st
 	{
 	int type;
 	ASN1_OBJECT *obj;
 	} ADDED_OBJ;

 static int new_nid=NUM_NID;
 static LHASH *added=NULL;

 static int sn_cmp(ASN1_OBJECT **ap, ASN1_OBJECT **bp)
 	{ return(strcmp((*ap)->sn,(*bp)->sn)); }

 static int ln_cmp(ASN1_OBJECT **ap, ASN1_OBJECT **bp)
 	{ return(strcmp((*ap)->ln,(*bp)->ln)); }

 static unsigned long add_hash(ADDED_OBJ *ca)
 	{
 	ASN1_OBJECT *a;
 	int i;
 	unsigned long ret=0;
 	unsigned char *p;

 	a=ca->obj;
 	switch (ca->type)
 		{
 	case ADDED_DATA:
 		ret=a->length<<20L;
 		p=(unsigned char *)a->data;
 		for (i=0; i<a->length; i++)
 			ret^=p[i]<<((i*3)%24);
 		break;
 	case ADDED_SNAME:
 		ret=lh_strhash(a->sn);
 		break;
 	case ADDED_LNAME:
 		ret=lh_strhash(a->ln);
 		break;
 	case ADDED_NID:
 		ret=a->nid;
 		break;
 	default:
 		abort();
 		}
 	ret&=0x3fffffffL;
 	ret|=ca->type<<30L;
 	return(ret);
 	}

 static int add_cmp(ADDED_OBJ *ca, ADDED_OBJ *cb)
 	{
 	ASN1_OBJECT *a,*b;
 	int i;

 	i=ca->type-cb->type;
 	if (i) return(i);
 	a=ca->obj;
 	b=cb->obj;
 	switch (ca->type)
 		{
 	case ADDED_DATA:
 		i=(a->length - b->length);
 		if (i) return(i);
 		return(memcmp(a->data,b->data,a->length));
 	case ADDED_SNAME:
 		if (a->sn == NULL) return(-1);
 		else if (b->sn == NULL) return(1);
 		else return(strcmp(a->sn,b->sn));
 	case ADDED_LNAME:
 		if (a->ln == NULL) return(-1);
 		else if (b->ln == NULL) return(1);
 		else return(strcmp(a->ln,b->ln));
 	case ADDED_NID:
 		return(a->nid-b->nid);
 	default:
 		abort();
 		}
 	return(1); /* should not get here */
 	}

 static int init_added(void)
 	{
 	if (added != NULL) return(1);
 	added=lh_new(add_hash,add_cmp);
 	return(added != NULL);
 	}

 static void cleanup1(ADDED_OBJ *a)
 	{
 	a->obj->nid=0;
 	a->obj->flags|=ASN1_OBJECT_FLAG_DYNAMIC|
 	                ASN1_OBJECT_FLAG_DYNAMIC_STRINGS|
 			ASN1_OBJECT_FLAG_DYNAMIC_DATA;
 	}

 static void cleanup2(ADDED_OBJ *a)
 	{ a->obj->nid++; }

 static void cleanup3(ADDED_OBJ *a)
 	{
 	if (--a->obj->nid == 0)
 		ASN1_OBJECT_free(a->obj);
 	Free(a);
 	}

 void OBJ_cleanup(void)
 	{
 	if (added == NULL) return;
 	added->down_load=0;
 	lh_doall(added,cleanup1); /* zero counters */
 	lh_doall(added,cleanup2); /* set counters */
 	lh_doall(added,cleanup3); /* free objects */
 	lh_free(added);
 	added=NULL;
 	}

 int OBJ_new_nid(int num)
 	{
 	int i;

 	i=new_nid;
 	new_nid+=num;
 	return(i);
 	}

 int OBJ_add_object(ASN1_OBJECT *obj)
 	{
 	ASN1_OBJECT *o;
 	ADDED_OBJ *ao[4],*aop;
 	int i;

 	if (added == NULL)
 		if (!init_added()) return(0);
 	if ((o=OBJ_dup(obj)) == NULL) goto err;
 	ao[ADDED_DATA]=NULL;
 	ao[ADDED_SNAME]=NULL;
 	ao[ADDED_LNAME]=NULL;
 	ao[ADDED_NID]=NULL;
 	ao[ADDED_NID]=(ADDED_OBJ *)Malloc(sizeof(ADDED_OBJ));
 	if ((o->length != 0) && (obj->data != NULL))
 		ao[ADDED_DATA]=(ADDED_OBJ *)Malloc(sizeof(ADDED_OBJ));
 	if (o->sn != NULL)
 		ao[ADDED_SNAME]=(ADDED_OBJ *)Malloc(sizeof(ADDED_OBJ));
 	if (o->ln != NULL)
 		ao[ADDED_LNAME]=(ADDED_OBJ *)Malloc(sizeof(ADDED_OBJ));

 	for (i=ADDED_DATA; i<=ADDED_NID; i++)
 		{
 		if (ao[i] != NULL)
 			{
 			ao[i]->type=i;
 			ao[i]->obj=o;
 			aop=(ADDED_OBJ *)lh_insert(added,(char *)ao[i]);
 			/* memory leak, buit should not normally matter */
 			if (aop != NULL)
 				Free(aop);
 			}
 		}
 	o->flags&= ~(ASN1_OBJECT_FLAG_DYNAMIC|ASN1_OBJECT_FLAG_DYNAMIC_STRINGS|
 			ASN1_OBJECT_FLAG_DYNAMIC_DATA);

 	return(o->nid);
 err:
 	for (i=ADDED_DATA; i<=ADDED_NID; i++)
 		if (ao[i] != NULL) Free(ao[i]);
 	if (o != NULL) Free(o);
 	return(NID_undef);
 	}

 ASN1_OBJECT *OBJ_nid2obj(int n)
 	{
 	ADDED_OBJ ad,*adp;
 	ASN1_OBJECT ob;

 	if ((n >= 0) && (n < NUM_NID))
 		{
 		if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
 			{
 			OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID);
 			return(NULL);
 			}
 		return((ASN1_OBJECT *)&(nid_objs[n]));
 		}
 	else if (added == NULL)
 		return(NULL);
 	else
 		{
 		ad.type=ADDED_NID;
 		ad.obj= &ob;
 		ob.nid=n;
 		adp=(ADDED_OBJ *)lh_retrieve(added,(char *)&ad);
 		if (adp != NULL)
 			return(adp->obj);
 		else
 			{
 			OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID);
 			return(NULL);
 			}
 		}
 	}

 const char *OBJ_nid2sn(int n)
 	{
 	ADDED_OBJ ad,*adp;
 	ASN1_OBJECT ob;

 	if ((n >= 0) && (n < NUM_NID))
 		{
 		if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
 			{
 			OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID);
 			return(NULL);
 			}
 		return(nid_objs[n].sn);
 		}
 	else if (added == NULL)
 		return(NULL);
 	else
 		{
 		ad.type=ADDED_NID;
 		ad.obj= &ob;
 		ob.nid=n;
 		adp=(ADDED_OBJ *)lh_retrieve(added,(char *)&ad);
 		if (adp != NULL)
 			return(adp->obj->sn);
 		else
 			{
 			OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID);
 			return(NULL);
 			}
 		}
 	}

 const char *OBJ_nid2ln(int n)
 	{
 	ADDED_OBJ ad,*adp;
 	ASN1_OBJECT ob;

 	if ((n >= 0) && (n < NUM_NID))
 		{
 		if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
 			{
 			OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID);
 			return(NULL);
 			}
 		return(nid_objs[n].ln);
 		}
 	else if (added == NULL)
 		return(NULL);
 	else
 		{
 		ad.type=ADDED_NID;
 		ad.obj= &ob;
 		ob.nid=n;
 		adp=(ADDED_OBJ *)lh_retrieve(added,(char *)&ad);
 		if (adp != NULL)
 			return(adp->obj->ln);
 		else
 			{
 			OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID);
 			return(NULL);
 			}
 		}
 	}

 int OBJ_obj2nid(ASN1_OBJECT *a)
 	{
 	ASN1_OBJECT **op;
 	ADDED_OBJ ad,*adp;

 	if (a == NULL)
 		return(NID_undef);
 	if (a->nid != 0)
 		return(a->nid);

 	if (added != NULL)
 		{
 		ad.type=ADDED_DATA;
 		ad.obj=a;
 		adp=(ADDED_OBJ *)lh_retrieve(added,(char *)&ad);
 		if (adp != NULL) return (adp->obj->nid);
 		}
 	op=(ASN1_OBJECT **)OBJ_bsearch((char *)&a,(char *)obj_objs,NUM_OBJ,
 		sizeof(ASN1_OBJECT *),(int (*)())obj_cmp);
 	if (op == NULL)
 		return(NID_undef);
 	return((*op)->nid);
 	}

 /* Convert an object name into an ASN1_OBJECT
  * if "noname" is not set then search for short and long names first.
  * This will convert the "dotted" form into an object: unlike OBJ_txt2nid
  * it can be used with any objects, not just registered ones.
  */

 ASN1_OBJECT *OBJ_txt2obj(const char *s, int no_name)
 	{
 	int nid = NID_undef;
 	ASN1_OBJECT *op=NULL;
 	unsigned char *buf,*p;
 	int i, j;

 	if(!no_name) {
 		if( ((nid = OBJ_sn2nid(s)) != NID_undef) ||
 			((nid = OBJ_ln2nid(s)) != NID_undef) )
 					return OBJ_nid2obj(nid);
 	}

 	/* Work out size of content octets */
 	i=a2d_ASN1_OBJECT(NULL,0,s,-1);
 	if (i <= 0) {
 		/* Clear the error */
 		ERR_get_error();
 		return NULL;
 	}
 	/* Work out total size */
 	j = ASN1_object_size(0,i,V_ASN1_OBJECT);

 	if((buf=(unsigned char *)Malloc(j)) == NULL) return NULL;

 	p = buf;
 	/* Write out tag+length */
 	ASN1_put_object(&p,0,i,V_ASN1_OBJECT,V_ASN1_UNIVERSAL);
 	/* Write out contents */
 	a2d_ASN1_OBJECT(p,i,s,-1);

 	p=buf;
 	op=d2i_ASN1_OBJECT(NULL,&p,i);
 	Free(buf);
 	return op;
 	}

 int OBJ_txt2nid(char *s)
 {
 	ASN1_OBJECT *obj;
 	int nid;
 	obj = OBJ_txt2obj(s, 0);
 	nid = OBJ_obj2nid(obj);
 	ASN1_OBJECT_free(obj);
 	return nid;
 }

 int OBJ_ln2nid(const char *s)
 	{
 	ASN1_OBJECT o,*oo= &o,**op;
 	ADDED_OBJ ad,*adp;

 	o.ln=s;
 	if (added != NULL)
 		{
 		ad.type=ADDED_LNAME;
 		ad.obj= &o;
 		adp=(ADDED_OBJ *)lh_retrieve(added,(char *)&ad);
 		if (adp != NULL) return (adp->obj->nid);
 		}
 	op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)ln_objs,NUM_LN,
 		sizeof(ASN1_OBJECT *),(int (*)())ln_cmp);
 	if (op == NULL) return(NID_undef);
 	return((*op)->nid);
 	}

 int OBJ_sn2nid(const char *s)
 	{
 	ASN1_OBJECT o,*oo= &o,**op;
 	ADDED_OBJ ad,*adp;

 	o.sn=s;
 	if (added != NULL)
 		{
 		ad.type=ADDED_SNAME;
 		ad.obj= &o;
 		adp=(ADDED_OBJ *)lh_retrieve(added,(char *)&ad);
 		if (adp != NULL) return (adp->obj->nid);
 		}
 	op=(ASN1_OBJECT **)OBJ_bsearch((char *)&oo,(char *)sn_objs,NUM_SN,
 		sizeof(ASN1_OBJECT *),(int (*)())sn_cmp);
 	if (op == NULL) return(NID_undef);
 	return((*op)->nid);
 	}

 static int obj_cmp(ASN1_OBJECT **ap, ASN1_OBJECT **bp)
 	{
 	int j;
 	ASN1_OBJECT *a= *ap;
 	ASN1_OBJECT *b= *bp;

 	j=(a->length - b->length);
         if (j) return(j);
 	return(memcmp(a->data,b->data,a->length));
         }

 char *OBJ_bsearch(char *key, char *base, int num, int size, int (*cmp)())
 	{
 	int l,h,i,c;
 	char *p;

 	if (num == 0) return(NULL);
 	l=0;
 	h=num;
 	while (l < h)
 		{
 		i=(l+h)/2;
 		p= &(base[i*size]);
 		c=(*cmp)(key,p);
 		if (c < 0)
 			h=i;
 		else if (c > 0)
 			l=i+1;
 		else
 			return(p);
 		}
 	return(NULL);
 	}

 int OBJ_create_objects(BIO *in)
 	{
 	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);
 	}
	/* crypto/objects/obj_dat.c */
	/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
	* All rights reserved.
	*
	* This package is an SSL implementation written
	* by Eric Young (eay@cryptsoft.com).
	* The implementation was written so as to conform with Netscapes SSL.
	*
	* This library is free for commercial and non-commercial use as long as
	* the following conditions are aheared to. The following conditions
	* apply to all code found in this distribution, be it the RC4, RSA,
	* lhash, DES, etc., code; not just the SSL code. The SSL documentation
	* included with this distribution is covered by the same copyright terms
	* except that the holder is Tim Hudson (tjh@cryptsoft.com).
	*
	* Copyright remains Eric Young's, and as such any Copyright notices in
	* the code are not to be removed.
	* If this package is used in a product, Eric Young should be given attribution
	* as the author of the parts of the library used.
	* This can be in the form of a textual message at program startup or
	* in documentation (online or textual) provided with the package.
	*
	* 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 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 cryptographic software written by
	* Eric Young (eay@cryptsoft.com)"
	* The word 'cryptographic' can be left out if the rouines from the library
	* being used are not cryptographic related :-).
	* 4. If you include any Windows specific code (or a derivative thereof) from
	* the apps directory (application code) you must include an acknowledgement:
	* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
	*
	* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``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 OR CONTRIBUTORS 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.
	*
	* The licence and distribution terms for any publically available version or
	* derivative of this code cannot be changed. i.e. this code cannot simply be
	* copied and put under another distribution licence
	* [including the GNU Public Licence.]
	*/

	#include <stdio.h>
	#include <ctype.h>
	#include "cryptlib.h"
	#include <openssl/lhash.h>
	#include <openssl/asn1.h>
	#include <openssl/objects.h>

	/* obj_dat.h is generated from objects.h by obj_dat.pl */
	#ifndef NO_OBJECT
	#include "obj_dat.h"
	#else
	/* You will have to load all the objects needed manually in the application */
	#define NUM_NID 0
	#define NUM_SN 0
	#define NUM_LN 0
	#define NUM_OBJ 0
	static unsigned char lvalues[1];
	static ASN1_OBJECT nid_objs[1];
	static ASN1_OBJECT *sn_objs[1];
	static ASN1_OBJECT *ln_objs[1];
	static ASN1_OBJECT *obj_objs[1];
	#endif

	static int sn_cmp(ASN1_OBJECT a, ASN1_OBJECT b);
	static int ln_cmp(ASN1_OBJECT a, ASN1_OBJECT b);
	static int obj_cmp(ASN1_OBJECT a, ASN1_OBJECT b);
	#define ADDED_DATA 0
	#define ADDED_SNAME 1
	#define ADDED_LNAME 2
	#define ADDED_NID 3

	typedef struct added_obj_st
	{
	int type;
	ASN1_OBJECT *obj;
	} ADDED_OBJ;

	static int new_nid=NUM_NID;
	static LHASH *added=NULL;

	static int sn_cmp(ASN1_OBJECT ap, ASN1_OBJECT bp)
	{ return(strcmp((ap)->sn,(bp)->sn)); }

	static int ln_cmp(ASN1_OBJECT ap, ASN1_OBJECT bp)
	{ return(strcmp((ap)->ln,(bp)->ln)); }

	static unsigned long add_hash(ADDED_OBJ *ca)
	{
	ASN1_OBJECT *a;
	int i;
	unsigned long ret=0;
	unsigned char *p;

	a=ca->obj;
	switch (ca->type)
	{
	case ADDED_DATA:
	ret=a->length<<20L;
	p=(unsigned char *)a->data;
	for (i=0; i<a->length; i++)
	ret^=p[i]<<((i*3)%24);
	break;
	case ADDED_SNAME:
	ret=lh_strhash(a->sn);
	break;
	case ADDED_LNAME:
	ret=lh_strhash(a->ln);
	break;
	case ADDED_NID:
	ret=a->nid;
	break;
	default:
	abort();
	}
	ret&=0x3fffffffL;
	ret\|=ca->type<<30L;
	return(ret);
	}

	static int add_cmp(ADDED_OBJ ca, ADDED_OBJ cb)
	{
	ASN1_OBJECT a,b;
	int i;

	i=ca->type-cb->type;
	if (i) return(i);
	a=ca->obj;
	b=cb->obj;
	switch (ca->type)
	{
	case ADDED_DATA:
	i=(a->length - b->length);
	if (i) return(i);
	return(memcmp(a->data,b->data,a->length));
	case ADDED_SNAME:
	if (a->sn == NULL) return(-1);
	else if (b->sn == NULL) return(1);
	else return(strcmp(a->sn,b->sn));
	case ADDED_LNAME:
	if (a->ln == NULL) return(-1);
	else if (b->ln == NULL) return(1);
	else return(strcmp(a->ln,b->ln));
	case ADDED_NID:
	return(a->nid-b->nid);
	default:
	abort();
	}
	return(1); /* should not get here */
	}

	static int init_added(void)
	{
	if (added != NULL) return(1);
	added=lh_new(add_hash,add_cmp);
	return(added != NULL);
	}

	static void cleanup1(ADDED_OBJ *a)
	{
	a->obj->nid=0;
	a->obj->flags\|=ASN1_OBJECT_FLAG_DYNAMIC\|
	ASN1_OBJECT_FLAG_DYNAMIC_STRINGS\|
	ASN1_OBJECT_FLAG_DYNAMIC_DATA;
	}

	static void cleanup2(ADDED_OBJ *a)
	{ a->obj->nid++; }

	static void cleanup3(ADDED_OBJ *a)
	{
	if (--a->obj->nid == 0)
	ASN1_OBJECT_free(a->obj);
	Free(a);
	}

	void OBJ_cleanup(void)
	{
	if (added == NULL) return;
	added->down_load=0;
	lh_doall(added,cleanup1); /* zero counters */
	lh_doall(added,cleanup2); /* set counters */
	lh_doall(added,cleanup3); /* free objects */
	lh_free(added);
	added=NULL;
	}

	int OBJ_new_nid(int num)
	{
	int i;

	i=new_nid;
	new_nid+=num;
	return(i);
	}

	int OBJ_add_object(ASN1_OBJECT *obj)
	{
	ASN1_OBJECT *o;
	ADDED_OBJ ao[4],aop;
	int i;

	if (added == NULL)
	if (!init_added()) return(0);
	if ((o=OBJ_dup(obj)) == NULL) goto err;
	ao[ADDED_DATA]=NULL;
	ao[ADDED_SNAME]=NULL;
	ao[ADDED_LNAME]=NULL;
	ao[ADDED_NID]=NULL;
	ao[ADDED_NID]=(ADDED_OBJ *)Malloc(sizeof(ADDED_OBJ));
	if ((o->length != 0) && (obj->data != NULL))
	ao[ADDED_DATA]=(ADDED_OBJ *)Malloc(sizeof(ADDED_OBJ));
	if (o->sn != NULL)
	ao[ADDED_SNAME]=(ADDED_OBJ *)Malloc(sizeof(ADDED_OBJ));
	if (o->ln != NULL)
	ao[ADDED_LNAME]=(ADDED_OBJ *)Malloc(sizeof(ADDED_OBJ));

	for (i=ADDED_DATA; i<=ADDED_NID; i++)
	{
	if (ao[i] != NULL)
	{
	ao[i]->type=i;
	ao[i]->obj=o;
	aop=(ADDED_OBJ )lh_insert(added,(char )ao[i]);
	/* memory leak, buit should not normally matter */
	if (aop != NULL)
	Free(aop);
	}
	}
	o->flags&= ~(ASN1_OBJECT_FLAG_DYNAMIC\|ASN1_OBJECT_FLAG_DYNAMIC_STRINGS\|
	ASN1_OBJECT_FLAG_DYNAMIC_DATA);

	return(o->nid);
	err:
	for (i=ADDED_DATA; i<=ADDED_NID; i++)
	if (ao[i] != NULL) Free(ao[i]);
	if (o != NULL) Free(o);
	return(NID_undef);
	}

	ASN1_OBJECT *OBJ_nid2obj(int n)
	{
	ADDED_OBJ ad,*adp;
	ASN1_OBJECT ob;

	if ((n >= 0) && (n < NUM_NID))
	{
	if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
	{
	OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID);
	return(NULL);
	}
	return((ASN1_OBJECT *)&(nid_objs[n]));
	}
	else if (added == NULL)
	return(NULL);
	else
	{
	ad.type=ADDED_NID;
	ad.obj= &ob;
	ob.nid=n;
	adp=(ADDED_OBJ )lh_retrieve(added,(char )&ad);
	if (adp != NULL)
	return(adp->obj);
	else
	{
	OBJerr(OBJ_F_OBJ_NID2OBJ,OBJ_R_UNKNOWN_NID);
	return(NULL);
	}
	}
	}

	const char *OBJ_nid2sn(int n)
	{
	ADDED_OBJ ad,*adp;
	ASN1_OBJECT ob;

	if ((n >= 0) && (n < NUM_NID))
	{
	if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
	{
	OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID);
	return(NULL);
	}
	return(nid_objs[n].sn);
	}
	else if (added == NULL)
	return(NULL);
	else
	{
	ad.type=ADDED_NID;
	ad.obj= &ob;
	ob.nid=n;
	adp=(ADDED_OBJ )lh_retrieve(added,(char )&ad);
	if (adp != NULL)
	return(adp->obj->sn);
	else
	{
	OBJerr(OBJ_F_OBJ_NID2SN,OBJ_R_UNKNOWN_NID);
	return(NULL);
	}
	}
	}

	const char *OBJ_nid2ln(int n)
	{
	ADDED_OBJ ad,*adp;
	ASN1_OBJECT ob;

	if ((n >= 0) && (n < NUM_NID))
	{
	if ((n != NID_undef) && (nid_objs[n].nid == NID_undef))
	{
	OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID);
	return(NULL);
	}
	return(nid_objs[n].ln);
	}
	else if (added == NULL)
	return(NULL);
	else
	{
	ad.type=ADDED_NID;
	ad.obj= &ob;
	ob.nid=n;
	adp=(ADDED_OBJ )lh_retrieve(added,(char )&ad);
	if (adp != NULL)
	return(adp->obj->ln);
	else
	{
	OBJerr(OBJ_F_OBJ_NID2LN,OBJ_R_UNKNOWN_NID);
	return(NULL);
	}
	}
	}

	int OBJ_obj2nid(ASN1_OBJECT *a)
	{
	ASN1_OBJECT **op;
	ADDED_OBJ ad,*adp;

	if (a == NULL)
	return(NID_undef);
	if (a->nid != 0)
	return(a->nid);

	if (added != NULL)
	{
	ad.type=ADDED_DATA;
	ad.obj=a;
	adp=(ADDED_OBJ )lh_retrieve(added,(char )&ad);
	if (adp != NULL) return (adp->obj->nid);
	}
	op=(ASN1_OBJECT *)OBJ_bsearch((char )&a,(char *)obj_objs,NUM_OBJ,
	sizeof(ASN1_OBJECT ),(int ()())obj_cmp);
	if (op == NULL)
	return(NID_undef);
	return((*op)->nid);
	}

	/* Convert an object name into an ASN1_OBJECT
	* if "noname" is not set then search for short and long names first.
	* This will convert the "dotted" form into an object: unlike OBJ_txt2nid
	* it can be used with any objects, not just registered ones.
	*/

	ASN1_OBJECT OBJ_txt2obj(const char s, int no_name)
	{
	int nid = NID_undef;
	ASN1_OBJECT *op=NULL;
	unsigned char buf,p;
	int i, j;

	if(!no_name) {
	if( ((nid = OBJ_sn2nid(s)) != NID_undef) \|\|
	((nid = OBJ_ln2nid(s)) != NID_undef) )
	return OBJ_nid2obj(nid);
	}

	/* Work out size of content octets */
	i=a2d_ASN1_OBJECT(NULL,0,s,-1);
	if (i <= 0) {
	/* Clear the error */
	ERR_get_error();
	return NULL;
	}
	/* Work out total size */
	j = ASN1_object_size(0,i,V_ASN1_OBJECT);

	if((buf=(unsigned char *)Malloc(j)) == NULL) return NULL;

	p = buf;
	/* Write out tag+length */
	ASN1_put_object(&p,0,i,V_ASN1_OBJECT,V_ASN1_UNIVERSAL);
	/* Write out contents */
	a2d_ASN1_OBJECT(p,i,s,-1);

	p=buf;
	op=d2i_ASN1_OBJECT(NULL,&p,i);
	Free(buf);
	return op;
	}

	int OBJ_txt2nid(char *s)
	{
	ASN1_OBJECT *obj;
	int nid;
	obj = OBJ_txt2obj(s, 0);
	nid = OBJ_obj2nid(obj);
	ASN1_OBJECT_free(obj);
	return nid;
	}

	int OBJ_ln2nid(const char *s)
	{
	ASN1_OBJECT o,oo= &o,*op;
	ADDED_OBJ ad,*adp;

	o.ln=s;
	if (added != NULL)
	{
	ad.type=ADDED_LNAME;
	ad.obj= &o;
	adp=(ADDED_OBJ )lh_retrieve(added,(char )&ad);
	if (adp != NULL) return (adp->obj->nid);
	}
	op=(ASN1_OBJECT *)OBJ_bsearch((char )&oo,(char *)ln_objs,NUM_LN,
	sizeof(ASN1_OBJECT ),(int ()())ln_cmp);
	if (op == NULL) return(NID_undef);
	return((*op)->nid);
	}

	int OBJ_sn2nid(const char *s)
	{
	ASN1_OBJECT o,oo= &o,*op;
	ADDED_OBJ ad,*adp;

	o.sn=s;
	if (added != NULL)
	{
	ad.type=ADDED_SNAME;
	ad.obj= &o;
	adp=(ADDED_OBJ )lh_retrieve(added,(char )&ad);
	if (adp != NULL) return (adp->obj->nid);
	}
	op=(ASN1_OBJECT *)OBJ_bsearch((char )&oo,(char *)sn_objs,NUM_SN,
	sizeof(ASN1_OBJECT ),(int ()())sn_cmp);
	if (op == NULL) return(NID_undef);
	return((*op)->nid);
	}

	static int obj_cmp(ASN1_OBJECT ap, ASN1_OBJECT bp)
	{
	int j;
	ASN1_OBJECT a= ap;
	ASN1_OBJECT b= bp;

	j=(a->length - b->length);
	if (j) return(j);
	return(memcmp(a->data,b->data,a->length));
	}

	char OBJ_bsearch(char key, char base, int num, int size, int (cmp)())
	{
	int l,h,i,c;
	char *p;

	if (num == 0) return(NULL);
	l=0;
	h=num;
	while (l < h)
	{
	i=(l+h)/2;
	p= &(base[i*size]);
	c=(*cmp)(key,p);
	if (c < 0)
	h=i;
	else if (c > 0)
	l=i+1;
	else
	return(p);
	}
	return(NULL);
	}

	int OBJ_create_objects(BIO *in)
	{
	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);
	}