/src/openssl30/crypto/objects/obj_dat.c

Source
/*
 * Copyright 1995-2024 The OpenSSL Project Authors. All Rights Reserved.
 *
 * Licensed under the Apache License 2.0 (the "License").  You may not use
 * this file except in compliance with the License.  You can obtain a copy
 * in the file LICENSE in the source distribution or at
 * https://www.openssl.org/source/license.html
 */

#include <stdio.h>
#include "crypto/ctype.h"
#include <limits.h>
#include "internal/cryptlib.h"
#include <openssl/lhash.h>
#include <openssl/asn1.h>
#include "crypto/objects.h"
#include <openssl/bn.h>
#include "crypto/asn1.h"
#include "obj_local.h"

/* obj_dat.h is generated from objects.h by obj_dat.pl */
#include "obj_dat.h"

DECLARE_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, sn);
DECLARE_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, ln);
DECLARE_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, obj);

#define ADDED_DATA 0
#define ADDED_SNAME 1
#define ADDED_LNAME 2
#define ADDED_NID 3

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

static int new_nid = NUM_NID;
static LHASH_OF(ADDED_OBJ) *added = NULL;

static int sn_cmp(const ASN1_OBJECT *const *a, const unsigned int *b)
{
    return strcmp((*a)->sn, nid_objs[*b].sn);
}

IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, sn);

static int ln_cmp(const ASN1_OBJECT *const *a, const unsigned int *b)
{
    return strcmp((*a)->ln, nid_objs[*b].ln);
}

IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, ln);

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

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

static int added_obj_cmp(const ADDED_OBJ *ca, const 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, (size_t)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 0;
    }
}

static int init_added(void)
{
    if (added != NULL)
        return 1;
    added = lh_ADDED_OBJ_new(added_obj_hash, added_obj_cmp);
    return added != NULL;
}

static void cleanup1_doall(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_doall(ADDED_OBJ *a)
{
    a->obj->nid++;
}

static void cleanup3_doall(ADDED_OBJ *a)
{
    if (--a->obj->nid == 0)
        ASN1_OBJECT_free(a->obj);
    OPENSSL_free(a);
}

void ossl_obj_cleanup_int(void)
{
    if (added == NULL)
        return;
    lh_ADDED_OBJ_set_down_load(added, 0);
    lh_ADDED_OBJ_doall(added, cleanup1_doall); /* zero counters */
    lh_ADDED_OBJ_doall(added, cleanup2_doall); /* set counters */
    lh_ADDED_OBJ_doall(added, cleanup3_doall); /* free objects */
    lh_ADDED_OBJ_free(added);
    added = NULL;
}

int OBJ_new_nid(int num)
{
    int i;

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

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

    if (added == NULL)
        if (!init_added())
            return 0;
    if ((o = OBJ_dup(obj)) == NULL)
        goto err;
    if ((ao[ADDED_NID] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL)
        goto err2;
    if ((o->length != 0) && (obj->data != NULL))
        if ((ao[ADDED_DATA] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL)
            goto err2;
    if (o->sn != NULL)
        if ((ao[ADDED_SNAME] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL)
            goto err2;
    if (o->ln != NULL)
        if ((ao[ADDED_LNAME] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL)
            goto err2;

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

    return o->nid;
err2:
    ERR_raise(ERR_LIB_OBJ, ERR_R_MALLOC_FAILURE);
err:
    for (i = ADDED_DATA; i <= ADDED_NID; i++)
        OPENSSL_free(ao[i]);
    ASN1_OBJECT_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)) {
            ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_NID);
            return NULL;
        }
        return (ASN1_OBJECT *)&(nid_objs[n]);
    }

    /* Make sure we've loaded config before checking for any "added" objects */
    OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);

    if (added == NULL)
        return NULL;

    ad.type = ADDED_NID;
    ad.obj = &ob;
    ob.nid = n;
    adp = lh_ADDED_OBJ_retrieve(added, &ad);
    if (adp != NULL)
        return adp->obj;

    ERR_raise(ERR_LIB_OBJ, 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)) {
            ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_NID);
            return NULL;
        }
        return nid_objs[n].sn;
    }

    /* Make sure we've loaded config before checking for any "added" objects */
    OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);

    if (added == NULL)
        return NULL;

    ad.type = ADDED_NID;
    ad.obj = &ob;
    ob.nid = n;
    adp = lh_ADDED_OBJ_retrieve(added, &ad);
    if (adp != NULL)
        return adp->obj->sn;

    ERR_raise(ERR_LIB_OBJ, 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)) {
            ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_NID);
            return NULL;
        }
        return nid_objs[n].ln;
    }

    /* Make sure we've loaded config before checking for any "added" objects */
    OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);

    if (added == NULL)
        return NULL;

    ad.type = ADDED_NID;
    ad.obj = &ob;
    ob.nid = n;
    adp = lh_ADDED_OBJ_retrieve(added, &ad);
    if (adp != NULL)
        return adp->obj->ln;

    ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_NID);
    return NULL;
}

static int obj_cmp(const ASN1_OBJECT *const *ap, const unsigned int *bp)
{
    int j;
    const ASN1_OBJECT *a = *ap;
    const ASN1_OBJECT *b = &nid_objs[*bp];

    j = (a->length - b->length);
    if (j)
        return j;
    if (a->length == 0)
        return 0;
    return memcmp(a->data, b->data, a->length);
}

IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, obj);

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

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

    if (a->length == 0)
        return NID_undef;

    /* Make sure we've loaded config before checking for any "added" objects */
    OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);

    if (added != NULL) {
        ad.type = ADDED_DATA;
        ad.obj = (ASN1_OBJECT *)a; /* XXX: ugly but harmless */
        adp = lh_ADDED_OBJ_retrieve(added, &ad);
        if (adp != NULL)
            return adp->obj->nid;
    }
    op = OBJ_bsearch_obj(&a, obj_objs, NUM_OBJ);
    if (op == NULL)
        return NID_undef;
    return nid_objs[*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;
    unsigned char *buf;
    unsigned char *p;
    const unsigned char *cp;
    int i, j;

    if (!no_name) {
        if (((nid = OBJ_sn2nid(s)) != NID_undef) || ((nid = OBJ_ln2nid(s)) != NID_undef))
            return OBJ_nid2obj(nid);
        if (!ossl_isdigit(*s)) {
            ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_OBJECT_NAME);
            return NULL;
        }
    }

    /* Work out size of content octets */
    i = a2d_ASN1_OBJECT(NULL, 0, s, -1);
    if (i <= 0) {
        /* Don't clear the error */
        /*
         * ERR_clear_error();
         */
        return NULL;
    }
    /* Work out total size */
    j = ASN1_object_size(0, i, V_ASN1_OBJECT);
    if (j < 0)
        return NULL;

    if ((buf = OPENSSL_malloc(j)) == NULL) {
        ERR_raise(ERR_LIB_OBJ, ERR_R_MALLOC_FAILURE);
        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);

    cp = buf;
    op = d2i_ASN1_OBJECT(NULL, &cp, j);
    OPENSSL_free(buf);
    return op;
}

int OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name)
{
    int i, n = 0, len, nid, first, use_bn;
    BIGNUM *bl;
    unsigned long l;
    const unsigned char *p;
    char tbuf[DECIMAL_SIZE(i) + DECIMAL_SIZE(l) + 2];

    /* Ensure that, at every state, |buf| is NUL-terminated. */
    if (buf && buf_len > 0)
        buf[0] = '\0';

    if ((a == NULL) || (a->data == NULL))
        return 0;

    if (!no_name && (nid = OBJ_obj2nid(a)) != NID_undef) {
        const char *s;
        s = OBJ_nid2ln(nid);
        if (s == NULL)
            s = OBJ_nid2sn(nid);
        if (s) {
            if (buf)
                OPENSSL_strlcpy(buf, s, buf_len);
            n = strlen(s);
            return n;
        }
    }

    len = a->length;
    p = a->data;

    first = 1;
    bl = NULL;

    /*
     * RFC 2578 (STD 58) says this about OBJECT IDENTIFIERs:
     *
     * > 3.5. OBJECT IDENTIFIER values
     * >
     * > An OBJECT IDENTIFIER value is an ordered list of non-negative
     * > numbers. For the SMIv2, each number in the list is referred to as a
     * > sub-identifier, there are at most 128 sub-identifiers in a value,
     * > and each sub-identifier has a maximum value of 2^32-1 (4294967295
     * > decimal).
     *
     * So a legitimate OID according to this RFC is at most (32 * 128 / 7),
     * i.e. 586 bytes long.
     *
     * Ref: https://datatracker.ietf.org/doc/html/rfc2578#section-3.5
     */
    if (len > 586)
        goto err;

    while (len > 0) {
        l = 0;
        use_bn = 0;
        for (;;) {
            unsigned char c = *p++;
            len--;
            if ((len == 0) && (c & 0x80))
                goto err;
            if (use_bn) {
                if (!BN_add_word(bl, c & 0x7f))
                    goto err;
            } else
                l |= c & 0x7f;
            if (!(c & 0x80))
                break;
            if (!use_bn && (l > (ULONG_MAX >> 7L))) {
                if (bl == NULL && (bl = BN_new()) == NULL)
                    goto err;
                if (!BN_set_word(bl, l))
                    goto err;
                use_bn = 1;
            }
            if (use_bn) {
                if (!BN_lshift(bl, bl, 7))
                    goto err;
            } else
                l <<= 7L;
        }

        if (first) {
            first = 0;
            if (l >= 80) {
                i = 2;
                if (use_bn) {
                    if (!BN_sub_word(bl, 80))
                        goto err;
                } else
                    l -= 80;
            } else {
                i = (int)(l / 40);
                l -= (long)(i * 40);
            }
            if (buf && (buf_len > 1)) {
                *buf++ = i + '0';
                *buf = '\0';
                buf_len--;
            }
            n++;
        }

        if (use_bn) {
            char *bndec;
            bndec = BN_bn2dec(bl);
            if (!bndec)
                goto err;
            i = strlen(bndec);
            if (buf) {
                if (buf_len > 1) {
                    *buf++ = '.';
                    *buf = '\0';
                    buf_len--;
                }
                OPENSSL_strlcpy(buf, bndec, buf_len);
                if (i > buf_len) {
                    buf += buf_len;
                    buf_len = 0;
                } else {
                    buf += i;
                    buf_len -= i;
                }
            }
            n++;
            n += i;
            OPENSSL_free(bndec);
        } else {
            BIO_snprintf(tbuf, sizeof(tbuf), ".%lu", l);
            i = strlen(tbuf);
            if (buf && (buf_len > 0)) {
                OPENSSL_strlcpy(buf, tbuf, buf_len);
                if (i > buf_len) {
                    buf += buf_len;
                    buf_len = 0;
                } else {
                    buf += i;
                    buf_len -= i;
                }
            }
            n += i;
            l = 0;
        }
    }

    BN_free(bl);
    return n;

err:
    BN_free(bl);
    return -1;
}

int OBJ_txt2nid(const 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;
    const ASN1_OBJECT *oo = &o;
    ADDED_OBJ ad, *adp;
    const unsigned int *op;

    /* Make sure we've loaded config before checking for any "added" objects */
    OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);

    o.ln = s;
    if (added != NULL) {
        ad.type = ADDED_LNAME;
        ad.obj = &o;
        adp = lh_ADDED_OBJ_retrieve(added, &ad);
        if (adp != NULL)
            return adp->obj->nid;
    }
    op = OBJ_bsearch_ln(&oo, ln_objs, NUM_LN);
    if (op == NULL)
        return NID_undef;
    return nid_objs[*op].nid;
}

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

    /* Make sure we've loaded config before checking for any "added" objects */
    OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);

    o.sn = s;
    if (added != NULL) {
        ad.type = ADDED_SNAME;
        ad.obj = &o;
        adp = lh_ADDED_OBJ_retrieve(added, &ad);
        if (adp != NULL)
            return adp->obj->nid;
    }
    op = OBJ_bsearch_sn(&oo, sn_objs, NUM_SN);
    if (op == NULL)
        return NID_undef;
    return nid_objs[*op].nid;
}

const void *OBJ_bsearch_(const void *key, const void *base, int num, int size,
    int (*cmp)(const void *, const void *))
{
    return OBJ_bsearch_ex_(key, base, num, size, cmp, 0);
}

const void *OBJ_bsearch_ex_(const void *key, const void *base, int num,
    int size,
    int (*cmp)(const void *, const void *),
    int flags)
{
    const char *p = ossl_bsearch(key, base, num, size, cmp, flags);

#ifdef CHARSET_EBCDIC
    /*
     * THIS IS A KLUDGE - Because the *_obj is sorted in ASCII order, and I
     * don't have perl (yet), we revert to a *LINEAR* search when the object
     * wasn't found in the binary search.
     */
    if (p == NULL) {
        const char *base_ = base;
        int l, h, i = 0, c = 0;
        char *p1;

        for (i = 0; i < num; ++i) {
            p1 = &(base_[i * size]);
            c = (*cmp)(key, p1);
            if (c == 0
                || (c < 0 && (flags & OBJ_BSEARCH_VALUE_ON_NOMATCH)))
                return p1;
        }
    }
#endif
    return p;
}

/*
 * Parse a BIO sink to create some extra oid's objects.
 * Line format:<OID:isdigit or '.']><isspace><SN><isspace><LN>
 */
int OBJ_create_objects(BIO *in)
{
    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 (!ossl_isalnum(buf[0]))
            return num;
        o = s = buf;
        while (ossl_isdigit(*s) || *s == '.')
            s++;
        if (*s != '\0') {
            *(s++) = '\0';
            while (ossl_isspace(*s))
                s++;
            if (*s == '\0') {
                s = NULL;
            } else {
                l = s;
                while (*l != '\0' && !ossl_isspace(*l))
                    l++;
                if (*l != '\0') {
                    *(l++) = '\0';
                    while (ossl_isspace(*l))
                        l++;
                    if (*l == '\0') {
                        l = NULL;
                    }
                } else {
                    l = NULL;
                }
            }
        } else {
            s = NULL;
        }
        if (*o == '\0')
            return num;
        if (!OBJ_create(o, s, l))
            return num;
        num++;
    }
}

int OBJ_create(const char *oid, const char *sn, const char *ln)
{
    ASN1_OBJECT *tmpoid = NULL;
    int ok = 0;

    /* Check to see if short or long name already present */
    if ((sn != NULL && OBJ_sn2nid(sn) != NID_undef)
        || (ln != NULL && OBJ_ln2nid(ln) != NID_undef)) {
        ERR_raise(ERR_LIB_OBJ, OBJ_R_OID_EXISTS);
        return 0;
    }

    /* Convert numerical OID string to an ASN1_OBJECT structure */
    tmpoid = OBJ_txt2obj(oid, 1);
    if (tmpoid == NULL)
        return 0;

    /* If NID is not NID_undef then object already exists */
    if (OBJ_obj2nid(tmpoid) != NID_undef) {
        ERR_raise(ERR_LIB_OBJ, OBJ_R_OID_EXISTS);
        goto err;
    }

    tmpoid->nid = OBJ_new_nid(1);
    if (tmpoid->nid == NID_undef)
        goto err;

    tmpoid->sn = (char *)sn;
    tmpoid->ln = (char *)ln;

    ok = OBJ_add_object(tmpoid);

    tmpoid->sn = NULL;
    tmpoid->ln = NULL;

err:
    ASN1_OBJECT_free(tmpoid);
    return ok;
}

size_t OBJ_length(const ASN1_OBJECT *obj)
{
    if (obj == NULL)
        return 0;
    return obj->length;
}

const unsigned char *OBJ_get0_data(const ASN1_OBJECT *obj)
{
    if (obj == NULL)
        return NULL;
    return obj->data;
}

Coverage Report

Created: 2025-12-31 06:58

Line	Count	Source
1		/*
2		* Copyright 1995-2024 The OpenSSL Project Authors. All Rights Reserved.
3		*
4		* Licensed under the Apache License 2.0 (the "License"). You may not use
5		* this file except in compliance with the License. You can obtain a copy
6		* in the file LICENSE in the source distribution or at
7		* https://www.openssl.org/source/license.html
8		*/
9
10		#include <stdio.h>
11		#include "crypto/ctype.h"
12		#include <limits.h>
13		#include "internal/cryptlib.h"
14		#include <openssl/lhash.h>
15		#include <openssl/asn1.h>
16		#include "crypto/objects.h"
17		#include <openssl/bn.h>
18		#include "crypto/asn1.h"
19		#include "obj_local.h"
20
21		/* obj_dat.h is generated from objects.h by obj_dat.pl */
22		#include "obj_dat.h"
23
24		DECLARE_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, sn);
25		DECLARE_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, ln);
26		DECLARE_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, obj);
27
28	10.2M	#define ADDED_DATA 0
29	1.52M	#define ADDED_SNAME 1
30	47.4k	#define ADDED_LNAME 2
31	524	#define ADDED_NID 3
32
33		struct added_obj_st {
34		int type;
35		ASN1_OBJECT *obj;
36		};
37
38		static int new_nid = NUM_NID;
39		static LHASH_OF(ADDED_OBJ) *added = NULL;
40
41		static int sn_cmp(const ASN1_OBJECT const a, const unsigned int *b)
42	34.7M	{
43	34.7M	return strcmp((a)->sn, nid_objs[b].sn);
44	34.7M	}
45
46		IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, sn);
47
48		static int ln_cmp(const ASN1_OBJECT const a, const unsigned int *b)
49	24.2M	{
50	24.2M	return strcmp((a)->ln, nid_objs[b].ln);
51	24.2M	}
52
53		IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, ln);
54
55		static unsigned long added_obj_hash(const ADDED_OBJ *ca)
56	11.8M	{
57	11.8M	const ASN1_OBJECT *a;
58	11.8M	int i;
59	11.8M	unsigned long ret = 0;
60	11.8M	unsigned char *p;
61
62	11.8M	a = ca->obj;
63	11.8M	switch (ca->type) {
64	10.2M	case ADDED_DATA:
65	10.2M	ret = (unsigned long)a->length << 20UL;
66	10.2M	p = (unsigned char *)a->data;
67	117M	for (i = 0; i < a->length; i++)
68	107M	ret ^= p[i] << ((i * 3) % 24);
69	10.2M	break;
70	1.52M	case ADDED_SNAME:
71	1.52M	ret = OPENSSL_LH_strhash(a->sn);
72	1.52M	break;
73	47.4k	case ADDED_LNAME:
74	47.4k	ret = OPENSSL_LH_strhash(a->ln);
75	47.4k	break;
76	524	case ADDED_NID:
77	524	ret = a->nid;
78	524	break;
79	0	default:
80		/* abort(); */
81	0	return 0;
82	11.8M	}
83	11.8M	ret &= 0x3fffffffL;
84	11.8M	ret \|= ((unsigned long)ca->type) << 30L;
85	11.8M	return ret;
86	11.8M	}
87
88		static int added_obj_cmp(const ADDED_OBJ ca, const ADDED_OBJ cb)
89	0	{
90	0	ASN1_OBJECT a, b;
91	0	int i;
92
93	0	i = ca->type - cb->type;
94	0	if (i)
95	0	return i;
96	0	a = ca->obj;
97	0	b = cb->obj;
98	0	switch (ca->type) {
99	0	case ADDED_DATA:
100	0	i = (a->length - b->length);
101	0	if (i)
102	0	return i;
103	0	return memcmp(a->data, b->data, (size_t)a->length);
104	0	case ADDED_SNAME:
105	0	if (a->sn == NULL)
106	0	return -1;
107	0	else if (b->sn == NULL)
108	0	return 1;
109	0	else
110	0	return strcmp(a->sn, b->sn);
111	0	case ADDED_LNAME:
112	0	if (a->ln == NULL)
113	0	return -1;
114	0	else if (b->ln == NULL)
115	0	return 1;
116	0	else
117	0	return strcmp(a->ln, b->ln);
118	0	case ADDED_NID:
119	0	return a->nid - b->nid;
120	0	default:
121		/* abort(); */
122	0	return 0;
123	0	}
124	0	}
125
126		static int init_added(void)
127	0	{
128	0	if (added != NULL)
129	0	return 1;
130	0	added = lh_ADDED_OBJ_new(added_obj_hash, added_obj_cmp);
131	0	return added != NULL;
132	0	}
133
134		static void cleanup1_doall(ADDED_OBJ *a)
135	0	{
136	0	a->obj->nid = 0;
137	0	a->obj->flags \|= ASN1_OBJECT_FLAG_DYNAMIC \| ASN1_OBJECT_FLAG_DYNAMIC_STRINGS \| ASN1_OBJECT_FLAG_DYNAMIC_DATA;
138	0	}
139
140		static void cleanup2_doall(ADDED_OBJ *a)
141	0	{
142	0	a->obj->nid++;
143	0	}
144
145		static void cleanup3_doall(ADDED_OBJ *a)
146	0	{
147	0	if (--a->obj->nid == 0)
148	0	ASN1_OBJECT_free(a->obj);
149	0	OPENSSL_free(a);
150	0	}
151
152		void ossl_obj_cleanup_int(void)
153	24	{
154	24	if (added == NULL)
155	24	return;
156	0	lh_ADDED_OBJ_set_down_load(added, 0);
157	0	lh_ADDED_OBJ_doall(added, cleanup1_doall); /* zero counters */
158	0	lh_ADDED_OBJ_doall(added, cleanup2_doall); /* set counters */
159	0	lh_ADDED_OBJ_doall(added, cleanup3_doall); /* free objects */
160	0	lh_ADDED_OBJ_free(added);
161	0	added = NULL;
162	0	}
163
164		int OBJ_new_nid(int num)
165	0	{
166	0	int i;
167
168	0	i = new_nid;
169	0	new_nid += num;
170	0	return i;
171	0	}
172
173		int OBJ_add_object(const ASN1_OBJECT *obj)
174	0	{
175	0	ASN1_OBJECT *o;
176	0	ADDED_OBJ ao[4] = { NULL, NULL, NULL, NULL }, aop;
177	0	int i;
178
179	0	if (added == NULL)
180	0	if (!init_added())
181	0	return 0;
182	0	if ((o = OBJ_dup(obj)) == NULL)
183	0	goto err;
184	0	if ((ao[ADDED_NID] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL)
185	0	goto err2;
186	0	if ((o->length != 0) && (obj->data != NULL))
187	0	if ((ao[ADDED_DATA] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL)
188	0	goto err2;
189	0	if (o->sn != NULL)
190	0	if ((ao[ADDED_SNAME] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL)
191	0	goto err2;
192	0	if (o->ln != NULL)
193	0	if ((ao[ADDED_LNAME] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL)
194	0	goto err2;
195
196	0	for (i = ADDED_DATA; i <= ADDED_NID; i++) {
197	0	if (ao[i] != NULL) {
198	0	ao[i]->type = i;
199	0	ao[i]->obj = o;
200	0	aop = lh_ADDED_OBJ_insert(added, ao[i]);
201		/* memory leak, but should not normally matter */
202	0	OPENSSL_free(aop);
203	0	}
204	0	}
205	0	o->flags &= ~(ASN1_OBJECT_FLAG_DYNAMIC \| ASN1_OBJECT_FLAG_DYNAMIC_STRINGS \| ASN1_OBJECT_FLAG_DYNAMIC_DATA);
206
207	0	return o->nid;
208	0	err2:
209	0	ERR_raise(ERR_LIB_OBJ, ERR_R_MALLOC_FAILURE);
210	0	err:
211	0	for (i = ADDED_DATA; i <= ADDED_NID; i++)
212	0	OPENSSL_free(ao[i]);
213	0	ASN1_OBJECT_free(o);
214	0	return NID_undef;
215	0	}
216
217		ASN1_OBJECT *OBJ_nid2obj(int n)
218	11.5M	{
219	11.5M	ADDED_OBJ ad, *adp;
220	11.5M	ASN1_OBJECT ob;
221
222	11.5M	if ((n >= 0) && (n < NUM_NID)) {
223	11.5M	if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) {
224	0	ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_NID);
225	0	return NULL;
226	0	}
227	11.5M	return (ASN1_OBJECT *)&(nid_objs[n]);
228	11.5M	}
229
230		/* Make sure we've loaded config before checking for any "added" objects */
231	0	OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);
232
233	0	if (added == NULL)
234	0	return NULL;
235
236	0	ad.type = ADDED_NID;
237	0	ad.obj = &ob;
238	0	ob.nid = n;
239	0	adp = lh_ADDED_OBJ_retrieve(added, &ad);
240	0	if (adp != NULL)
241	0	return adp->obj;
242
243	0	ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_NID);
244	0	return NULL;
245	0	}
246
247		const char *OBJ_nid2sn(int n)
248	1.16M	{
249	1.16M	ADDED_OBJ ad, *adp;
250	1.16M	ASN1_OBJECT ob;
251
252	1.16M	if ((n >= 0) && (n < NUM_NID)) {
253	1.16M	if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) {
254	0	ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_NID);
255	0	return NULL;
256	0	}
257	1.16M	return nid_objs[n].sn;
258	1.16M	}
259
260		/* Make sure we've loaded config before checking for any "added" objects */
261	39	OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);
262
263	39	if (added == NULL)
264	39	return NULL;
265
266	0	ad.type = ADDED_NID;
267	0	ad.obj = &ob;
268	0	ob.nid = n;
269	0	adp = lh_ADDED_OBJ_retrieve(added, &ad);
270	0	if (adp != NULL)
271	0	return adp->obj->sn;
272
273	0	ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_NID);
274	0	return NULL;
275	0	}
276
277		const char *OBJ_nid2ln(int n)
278	920k	{
279	920k	ADDED_OBJ ad, *adp;
280	920k	ASN1_OBJECT ob;
281
282	920k	if ((n >= 0) && (n < NUM_NID)) {
283	920k	if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) {
284	0	ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_NID);
285	0	return NULL;
286	0	}
287	920k	return nid_objs[n].ln;
288	920k	}
289
290		/* Make sure we've loaded config before checking for any "added" objects */
291	0	OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);
292
293	0	if (added == NULL)
294	0	return NULL;
295
296	0	ad.type = ADDED_NID;
297	0	ad.obj = &ob;
298	0	ob.nid = n;
299	0	adp = lh_ADDED_OBJ_retrieve(added, &ad);
300	0	if (adp != NULL)
301	0	return adp->obj->ln;
302
303	0	ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_NID);
304	0	return NULL;
305	0	}
306
307		static int obj_cmp(const ASN1_OBJECT const ap, const unsigned int *bp)
308	439M	{
309	439M	int j;
310	439M	const ASN1_OBJECT a = ap;
311	439M	const ASN1_OBJECT b = &nid_objs[bp];
312
313	439M	j = (a->length - b->length);
314	439M	if (j)
315	252M	return j;
316	186M	if (a->length == 0)
317	0	return 0;
318	186M	return memcmp(a->data, b->data, a->length);
319	186M	}
320
321		IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, obj);
322
323		int OBJ_obj2nid(const ASN1_OBJECT *a)
324	11.9M	{
325	11.9M	const unsigned int *op;
326	11.9M	ADDED_OBJ ad, *adp;
327
328	11.9M	if (a == NULL)
329	0	return NID_undef;
330	11.9M	if (a->nid != 0)
331	3.76M	return a->nid;
332
333	8.17M	if (a->length == 0)
334	64.3k	return NID_undef;
335
336		/* Make sure we've loaded config before checking for any "added" objects */
337	8.11M	OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);
338
339	8.11M	if (added != NULL) {
340	0	ad.type = ADDED_DATA;
341	0	ad.obj = (ASN1_OBJECT )a; / XXX: ugly but harmless */
342	0	adp = lh_ADDED_OBJ_retrieve(added, &ad);
343	0	if (adp != NULL)
344	0	return adp->obj->nid;
345	0	}
346	8.11M	op = OBJ_bsearch_obj(&a, obj_objs, NUM_OBJ);
347	8.11M	if (op == NULL)
348	6.33M	return NID_undef;
349	1.77M	return nid_objs[*op].nid;
350	8.11M	}
351
352		/*
353		* Convert an object name into an ASN1_OBJECT if "noname" is not set then
354		* search for short and long names first. This will convert the "dotted" form
355		* into an object: unlike OBJ_txt2nid it can be used with any objects, not
356		* just registered ones.
357		*/
358
359		ASN1_OBJECT OBJ_txt2obj(const char s, int no_name)
360	2.20M	{
361	2.20M	int nid = NID_undef;
362	2.20M	ASN1_OBJECT *op;
363	2.20M	unsigned char *buf;
364	2.20M	unsigned char *p;
365	2.20M	const unsigned char *cp;
366	2.20M	int i, j;
367
368	2.20M	if (!no_name) {
369	1.93M	if (((nid = OBJ_sn2nid(s)) != NID_undef) \|\| ((nid = OBJ_ln2nid(s)) != NID_undef))
370	1.93M	return OBJ_nid2obj(nid);
371	0	if (!ossl_isdigit(*s)) {
372	0	ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_OBJECT_NAME);
373	0	return NULL;
374	0	}
375	0	}
376
377		/* Work out size of content octets */
378	272k	i = a2d_ASN1_OBJECT(NULL, 0, s, -1);
379	272k	if (i <= 0) {
380		/* Don't clear the error */
381		/*
382		* ERR_clear_error();
383		*/
384	0	return NULL;
385	0	}
386		/* Work out total size */
387	272k	j = ASN1_object_size(0, i, V_ASN1_OBJECT);
388	272k	if (j < 0)
389	0	return NULL;
390
391	272k	if ((buf = OPENSSL_malloc(j)) == NULL) {
392	0	ERR_raise(ERR_LIB_OBJ, ERR_R_MALLOC_FAILURE);
393	0	return NULL;
394	0	}
395
396	272k	p = buf;
397		/* Write out tag+length */
398	272k	ASN1_put_object(&p, 0, i, V_ASN1_OBJECT, V_ASN1_UNIVERSAL);
399		/* Write out contents */
400	272k	a2d_ASN1_OBJECT(p, i, s, -1);
401
402	272k	cp = buf;
403	272k	op = d2i_ASN1_OBJECT(NULL, &cp, j);
404	272k	OPENSSL_free(buf);
405	272k	return op;
406	272k	}
407
408		int OBJ_obj2txt(char buf, int buf_len, const ASN1_OBJECT a, int no_name)
409	2.13M	{
410	2.13M	int i, n = 0, len, nid, first, use_bn;
411	2.13M	BIGNUM *bl;
412	2.13M	unsigned long l;
413	2.13M	const unsigned char *p;
414	2.13M	char tbuf[DECIMAL_SIZE(i) + DECIMAL_SIZE(l) + 2];
415
416		/* Ensure that, at every state, \|buf\| is NUL-terminated. */
417	2.13M	if (buf && buf_len > 0)
418	2.13M	buf[0] = '\0';
419
420	2.13M	if ((a == NULL) \|\| (a->data == NULL))
421	7	return 0;
422
423	2.13M	if (!no_name && (nid = OBJ_obj2nid(a)) != NID_undef) {
424	789k	const char *s;
425	789k	s = OBJ_nid2ln(nid);
426	789k	if (s == NULL)
427	0	s = OBJ_nid2sn(nid);
428	789k	if (s) {
429	789k	if (buf)
430	789k	OPENSSL_strlcpy(buf, s, buf_len);
431	789k	n = strlen(s);
432	789k	return n;
433	789k	}
434	789k	}
435
436	1.34M	len = a->length;
437	1.34M	p = a->data;
438
439	1.34M	first = 1;
440	1.34M	bl = NULL;
441
442		/*
443		* RFC 2578 (STD 58) says this about OBJECT IDENTIFIERs:
444		*
445		* > 3.5. OBJECT IDENTIFIER values
446		* >
447		* > An OBJECT IDENTIFIER value is an ordered list of non-negative
448		* > numbers. For the SMIv2, each number in the list is referred to as a
449		* > sub-identifier, there are at most 128 sub-identifiers in a value,
450		* > and each sub-identifier has a maximum value of 2^32-1 (4294967295
451		* > decimal).
452		*
453		* So a legitimate OID according to this RFC is at most (32 * 128 / 7),
454		* i.e. 586 bytes long.
455		*
456		* Ref: https://datatracker.ietf.org/doc/html/rfc2578#section-3.5
457		*/
458	1.34M	if (len > 586)
459	1.26k	goto err;
460
461	3.59M	while (len > 0) {
462	2.24M	l = 0;
463	2.24M	use_bn = 0;
464	2.94M	for (;;) {
465	2.94M	unsigned char c = *p++;
466	2.94M	len--;
467	2.94M	if ((len == 0) && (c & 0x80))
468	0	goto err;
469	2.94M	if (use_bn) {
470	262k	if (!BN_add_word(bl, c & 0x7f))
471	0	goto err;
472	262k	} else
473	2.67M	l \|= c & 0x7f;
474	2.94M	if (!(c & 0x80))
475	2.24M	break;
476	691k	if (!use_bn && (l > (ULONG_MAX >> 7L))) {
477	23.8k	if (bl == NULL && (bl = BN_new()) == NULL)
478	0	goto err;
479	23.8k	if (!BN_set_word(bl, l))
480	0	goto err;
481	23.8k	use_bn = 1;
482	23.8k	}
483	691k	if (use_bn) {
484	262k	if (!BN_lshift(bl, bl, 7))
485	0	goto err;
486	262k	} else
487	428k	l <<= 7L;
488	691k	}
489
490	2.24M	if (first) {
491	1.34M	first = 0;
492	1.34M	if (l >= 80) {
493	79.9k	i = 2;
494	79.9k	if (use_bn) {
495	9.26k	if (!BN_sub_word(bl, 80))
496	0	goto err;
497	9.26k	} else
498	70.6k	l -= 80;
499	1.26M	} else {
500	1.26M	i = (int)(l / 40);
501	1.26M	l -= (long)(i * 40);
502	1.26M	}
503	1.34M	if (buf && (buf_len > 1)) {
504	1.34M	*buf++ = i + '0';
505	1.34M	*buf = '\0';
506	1.34M	buf_len--;
507	1.34M	}
508	1.34M	n++;
509	1.34M	}
510
511	2.24M	if (use_bn) {
512	23.8k	char *bndec;
513	23.8k	bndec = BN_bn2dec(bl);
514	23.8k	if (!bndec)
515	0	goto err;
516	23.8k	i = strlen(bndec);
517	23.8k	if (buf) {
518	23.8k	if (buf_len > 1) {
519	18.1k	*buf++ = '.';
520	18.1k	*buf = '\0';
521	18.1k	buf_len--;
522	18.1k	}
523	23.8k	OPENSSL_strlcpy(buf, bndec, buf_len);
524	23.8k	if (i > buf_len) {
525	8.80k	buf += buf_len;
526	8.80k	buf_len = 0;
527	15.0k	} else {
528	15.0k	buf += i;
529	15.0k	buf_len -= i;
530	15.0k	}
531	23.8k	}
532	23.8k	n++;
533	23.8k	n += i;
534	23.8k	OPENSSL_free(bndec);
535	2.22M	} else {
536	2.22M	BIO_snprintf(tbuf, sizeof(tbuf), ".%lu", l);
537	2.22M	i = strlen(tbuf);
538	2.22M	if (buf && (buf_len > 0)) {
539	2.09M	OPENSSL_strlcpy(buf, tbuf, buf_len);
540	2.09M	if (i > buf_len) {
541	3.59k	buf += buf_len;
542	3.59k	buf_len = 0;
543	2.08M	} else {
544	2.08M	buf += i;
545	2.08M	buf_len -= i;
546	2.08M	}
547	2.09M	}
548	2.22M	n += i;
549	2.22M	l = 0;
550	2.22M	}
551	2.24M	}
552
553	1.34M	BN_free(bl);
554	1.34M	return n;
555
556	1.26k	err:
557	1.26k	BN_free(bl);
558	1.26k	return -1;
559	1.34M	}
560
561		int OBJ_txt2nid(const char *s)
562	3.02k	{
563	3.02k	ASN1_OBJECT *obj;
564	3.02k	int nid;
565	3.02k	obj = OBJ_txt2obj(s, 0);
566	3.02k	nid = OBJ_obj2nid(obj);
567	3.02k	ASN1_OBJECT_free(obj);
568	3.02k	return nid;
569	3.02k	}
570
571		int OBJ_ln2nid(const char *s)
572	287k	{
573	287k	ASN1_OBJECT o;
574	287k	const ASN1_OBJECT *oo = &o;
575	287k	ADDED_OBJ ad, *adp;
576	287k	const unsigned int *op;
577
578		/* Make sure we've loaded config before checking for any "added" objects */
579	287k	OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);
580
581	287k	o.ln = s;
582	287k	if (added != NULL) {
583	0	ad.type = ADDED_LNAME;
584	0	ad.obj = &o;
585	0	adp = lh_ADDED_OBJ_retrieve(added, &ad);
586	0	if (adp != NULL)
587	0	return adp->obj->nid;
588	0	}
589	287k	op = OBJ_bsearch_ln(&oo, ln_objs, NUM_LN);
590	287k	if (op == NULL)
591	273k	return NID_undef;
592	14.3k	return nid_objs[*op].nid;
593	287k	}
594
595		int OBJ_sn2nid(const char *s)
596	467k	{
597	467k	ASN1_OBJECT o;
598	467k	const ASN1_OBJECT *oo = &o;
599	467k	ADDED_OBJ ad, *adp;
600	467k	const unsigned int *op;
601
602		/* Make sure we've loaded config before checking for any "added" objects */
603	467k	OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);
604
605	467k	o.sn = s;
606	467k	if (added != NULL) {
607	0	ad.type = ADDED_SNAME;
608	0	ad.obj = &o;
609	0	adp = lh_ADDED_OBJ_retrieve(added, &ad);
610	0	if (adp != NULL)
611	0	return adp->obj->nid;
612	0	}
613	467k	op = OBJ_bsearch_sn(&oo, sn_objs, NUM_SN);
614	467k	if (op == NULL)
615	284k	return NID_undef;
616	183k	return nid_objs[*op].nid;
617	467k	}
618
619		const void OBJ_bsearch_(const void key, const void *base, int num, int size,
620		int (cmp)(const void , const void *))
621	61.7M	{
622	61.7M	return OBJ_bsearch_ex_(key, base, num, size, cmp, 0);
623	61.7M	}
624
625		const void OBJ_bsearch_ex_(const void key, const void *base, int num,
626		int size,
627		int (cmp)(const void , const void *),
628		int flags)
629	61.7M	{
630	61.7M	const char *p = ossl_bsearch(key, base, num, size, cmp, flags);
631
632		#ifdef CHARSET_EBCDIC
633		/*
634		* THIS IS A KLUDGE - Because the *_obj is sorted in ASCII order, and I
635		* don't have perl (yet), we revert to a LINEAR search when the object
636		* wasn't found in the binary search.
637		*/
638		if (p == NULL) {
639		const char *base_ = base;
640		int l, h, i = 0, c = 0;
641		char *p1;
642
643		for (i = 0; i < num; ++i) {
644		p1 = &(base_[i * size]);
645		c = (*cmp)(key, p1);
646		if (c == 0
647		\|\| (c < 0 && (flags & OBJ_BSEARCH_VALUE_ON_NOMATCH)))
648		return p1;
649		}
650		}
651		#endif
652	61.7M	return p;
653	61.7M	}
654
655		/*
656		* Parse a BIO sink to create some extra oid's objects.
657		* Line format:<OID:isdigit or '.']><isspace><SN><isspace><LN>
658		*/
659		int OBJ_create_objects(BIO *in)
660	0	{
661	0	char buf[512];
662	0	int i, num = 0;
663	0	char o, s, *l = NULL;
664
665	0	for (;;) {
666	0	s = o = NULL;
667	0	i = BIO_gets(in, buf, 512);
668	0	if (i <= 0)
669	0	return num;
670	0	buf[i - 1] = '\0';
671	0	if (!ossl_isalnum(buf[0]))
672	0	return num;
673	0	o = s = buf;
674	0	while (ossl_isdigit(s) \|\| s == '.')
675	0	s++;
676	0	if (*s != '\0') {
677	0	*(s++) = '\0';
678	0	while (ossl_isspace(*s))
679	0	s++;
680	0	if (*s == '\0') {
681	0	s = NULL;
682	0	} else {
683	0	l = s;
684	0	while (l != '\0' && !ossl_isspace(l))
685	0	l++;
686	0	if (*l != '\0') {
687	0	*(l++) = '\0';
688	0	while (ossl_isspace(*l))
689	0	l++;
690	0	if (*l == '\0') {
691	0	l = NULL;
692	0	}
693	0	} else {
694	0	l = NULL;
695	0	}
696	0	}
697	0	} else {
698	0	s = NULL;
699	0	}
700	0	if (*o == '\0')
701	0	return num;
702	0	if (!OBJ_create(o, s, l))
703	0	return num;
704	0	num++;
705	0	}
706	0	}
707
708		int OBJ_create(const char oid, const char sn, const char *ln)
709		{
710		ASN1_OBJECT *tmpoid = NULL;
711		int ok = 0;
712
713		/* Check to see if short or long name already present */
714		if ((sn != NULL && OBJ_sn2nid(sn) != NID_undef)
715		\|\| (ln != NULL && OBJ_ln2nid(ln) != NID_undef)) {
716		ERR_raise(ERR_LIB_OBJ, OBJ_R_OID_EXISTS);
717		return 0;
718		}
719
720		/* Convert numerical OID string to an ASN1_OBJECT structure */
721		tmpoid = OBJ_txt2obj(oid, 1);
722		if (tmpoid == NULL)
723		return 0;
724
725		/* If NID is not NID_undef then object already exists */
726		if (OBJ_obj2nid(tmpoid) != NID_undef) {
727		ERR_raise(ERR_LIB_OBJ, OBJ_R_OID_EXISTS);
728		goto err;
729		}
730
731		tmpoid->nid = OBJ_new_nid(1);
732		if (tmpoid->nid == NID_undef)
733		goto err;
734
735		tmpoid->sn = (char *)sn;
736		tmpoid->ln = (char *)ln;
737
738		ok = OBJ_add_object(tmpoid);
739
740		tmpoid->sn = NULL;
741		tmpoid->ln = NULL;
742
743		err:
744		ASN1_OBJECT_free(tmpoid);
745		return ok;
746		}
747
748		size_t OBJ_length(const ASN1_OBJECT *obj)
749	574k	{
750	574k	if (obj == NULL)
751	0	return 0;
752	574k	return obj->length;
753	574k	}
754
755		const unsigned char OBJ_get0_data(const ASN1_OBJECT obj)
756	15.7k	{
757	15.7k	if (obj == NULL)
758	0	return NULL;
759	15.7k	return obj->data;
760	15.7k	}