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

Source (jump to first uncovered line)
/*
 * Copyright 1995-2023 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 = 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 = 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;

        for (i = 0; i < num; ++i) {
            p = &(base_[i * size]);
            c = (*cmp) (key, p);
            if (c == 0
                || (c < 0 && (flags & OBJ_BSEARCH_VALUE_ON_NOMATCH)))
                return p;
        }
    }
#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: 2023-06-08 06:41

Line	Count	Source (jump to first uncovered line)
1		/*
2		* Copyright 1995-2023 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	0	#define ADDED_DATA 0
29	0	#define ADDED_SNAME 1
30	0	#define ADDED_LNAME 2
31	0	#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	2.39M	{
43	2.39M	return strcmp((a)->sn, nid_objs[b].sn);
44	2.39M	}
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	1.73M	{
50	1.73M	return strcmp((a)->ln, nid_objs[b].ln);
51	1.73M	}
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	0	{
57	0	const ASN1_OBJECT *a;
58	0	int i;
59	0	unsigned long ret = 0;
60	0	unsigned char *p;
61
62	0	a = ca->obj;
63	0	switch (ca->type) {
64	0	case ADDED_DATA:
65	0	ret = a->length << 20L;
66	0	p = (unsigned char *)a->data;
67	0	for (i = 0; i < a->length; i++)
68	0	ret ^= p[i] << ((i * 3) % 24);
69	0	break;
70	0	case ADDED_SNAME:
71	0	ret = OPENSSL_LH_strhash(a->sn);
72	0	break;
73	0	case ADDED_LNAME:
74	0	ret = OPENSSL_LH_strhash(a->ln);
75	0	break;
76	0	case ADDED_NID:
77	0	ret = a->nid;
78	0	break;
79	0	default:
80		/* abort(); */
81	0	return 0;
82	0	}
83	0	ret &= 0x3fffffffL;
84	0	ret \|= ((unsigned long)ca->type) << 30L;
85	0	return ret;
86	0	}
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 \|
138	0	ASN1_OBJECT_FLAG_DYNAMIC_STRINGS \| ASN1_OBJECT_FLAG_DYNAMIC_DATA;
139	0	}
140
141		static void cleanup2_doall(ADDED_OBJ *a)
142	0	{
143	0	a->obj->nid++;
144	0	}
145
146		static void cleanup3_doall(ADDED_OBJ *a)
147	0	{
148	0	if (--a->obj->nid == 0)
149	0	ASN1_OBJECT_free(a->obj);
150	0	OPENSSL_free(a);
151	0	}
152
153		void ossl_obj_cleanup_int(void)
154	2	{
155	2	if (added == NULL)
156	2	return;
157	0	lh_ADDED_OBJ_set_down_load(added, 0);
158	0	lh_ADDED_OBJ_doall(added, cleanup1_doall); /* zero counters */
159	0	lh_ADDED_OBJ_doall(added, cleanup2_doall); /* set counters */
160	0	lh_ADDED_OBJ_doall(added, cleanup3_doall); /* free objects */
161	0	lh_ADDED_OBJ_free(added);
162	0	added = NULL;
163	0	}
164
165		int OBJ_new_nid(int num)
166	0	{
167	0	int i;
168
169	0	i = new_nid;
170	0	new_nid += num;
171	0	return i;
172	0	}
173
174		int OBJ_add_object(const ASN1_OBJECT *obj)
175	0	{
176	0	ASN1_OBJECT *o;
177	0	ADDED_OBJ ao[4] = { NULL, NULL, NULL, NULL }, aop;
178	0	int i;
179
180	0	if (added == NULL)
181	0	if (!init_added())
182	0	return 0;
183	0	if ((o = OBJ_dup(obj)) == NULL)
184	0	goto err;
185	0	if ((ao[ADDED_NID] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL)
186	0	goto err2;
187	0	if ((o->length != 0) && (obj->data != NULL))
188	0	if ((ao[ADDED_DATA] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL)
189	0	goto err2;
190	0	if (o->sn != NULL)
191	0	if ((ao[ADDED_SNAME] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL)
192	0	goto err2;
193	0	if (o->ln != NULL)
194	0	if ((ao[ADDED_LNAME] = OPENSSL_malloc(sizeof(*ao[0]))) == NULL)
195	0	goto err2;
196
197	0	for (i = ADDED_DATA; i <= ADDED_NID; i++) {
198	0	if (ao[i] != NULL) {
199	0	ao[i]->type = i;
200	0	ao[i]->obj = o;
201	0	aop = lh_ADDED_OBJ_insert(added, ao[i]);
202		/* memory leak, but should not normally matter */
203	0	OPENSSL_free(aop);
204	0	}
205	0	}
206	0	o->flags &=
207	0	~(ASN1_OBJECT_FLAG_DYNAMIC \| ASN1_OBJECT_FLAG_DYNAMIC_STRINGS \|
208	0	ASN1_OBJECT_FLAG_DYNAMIC_DATA);
209
210	0	return o->nid;
211	0	err2:
212	0	ERR_raise(ERR_LIB_OBJ, ERR_R_MALLOC_FAILURE);
213	0	err:
214	0	for (i = ADDED_DATA; i <= ADDED_NID; i++)
215	0	OPENSSL_free(ao[i]);
216	0	ASN1_OBJECT_free(o);
217	0	return NID_undef;
218	0	}
219
220		ASN1_OBJECT *OBJ_nid2obj(int n)
221	113k	{
222	113k	ADDED_OBJ ad, *adp;
223	113k	ASN1_OBJECT ob;
224
225	113k	if ((n >= 0) && (n < NUM_NID)) {
226	113k	if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) {
227	0	ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_NID);
228	0	return NULL;
229	0	}
230	113k	return (ASN1_OBJECT *)&(nid_objs[n]);
231	113k	}
232
233		/* Make sure we've loaded config before checking for any "added" objects */
234	0	OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);
235
236	0	if (added == NULL)
237	0	return NULL;
238
239	0	ad.type = ADDED_NID;
240	0	ad.obj = &ob;
241	0	ob.nid = n;
242	0	adp = lh_ADDED_OBJ_retrieve(added, &ad);
243	0	if (adp != NULL)
244	0	return adp->obj;
245
246	0	ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_NID);
247	0	return NULL;
248	0	}
249
250		const char *OBJ_nid2sn(int n)
251	474k	{
252	474k	ADDED_OBJ ad, *adp;
253	474k	ASN1_OBJECT ob;
254
255	474k	if ((n >= 0) && (n < NUM_NID)) {
256	474k	if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) {
257	0	ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_NID);
258	0	return NULL;
259	0	}
260	474k	return nid_objs[n].sn;
261	474k	}
262
263		/* Make sure we've loaded config before checking for any "added" objects */
264	0	OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);
265
266	0	if (added == NULL)
267	0	return NULL;
268
269	0	ad.type = ADDED_NID;
270	0	ad.obj = &ob;
271	0	ob.nid = n;
272	0	adp = lh_ADDED_OBJ_retrieve(added, &ad);
273	0	if (adp != NULL)
274	0	return adp->obj->sn;
275
276	0	ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_NID);
277	0	return NULL;
278	0	}
279
280		const char *OBJ_nid2ln(int n)
281	10.5k	{
282	10.5k	ADDED_OBJ ad, *adp;
283	10.5k	ASN1_OBJECT ob;
284
285	10.5k	if ((n >= 0) && (n < NUM_NID)) {
286	10.5k	if ((n != NID_undef) && (nid_objs[n].nid == NID_undef)) {
287	0	ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_NID);
288	0	return NULL;
289	0	}
290	10.5k	return nid_objs[n].ln;
291	10.5k	}
292
293		/* Make sure we've loaded config before checking for any "added" objects */
294	0	OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);
295
296	0	if (added == NULL)
297	0	return NULL;
298
299	0	ad.type = ADDED_NID;
300	0	ad.obj = &ob;
301	0	ob.nid = n;
302	0	adp = lh_ADDED_OBJ_retrieve(added, &ad);
303	0	if (adp != NULL)
304	0	return adp->obj->ln;
305
306	0	ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_NID);
307	0	return NULL;
308	0	}
309
310		static int obj_cmp(const ASN1_OBJECT const ap, const unsigned int *bp)
311	739k	{
312	739k	int j;
313	739k	const ASN1_OBJECT a = ap;
314	739k	const ASN1_OBJECT b = &nid_objs[bp];
315
316	739k	j = (a->length - b->length);
317	739k	if (j)
318	264k	return j;
319	474k	if (a->length == 0)
320	0	return 0;
321	474k	return memcmp(a->data, b->data, a->length);
322	474k	}
323
324		IMPLEMENT_OBJ_BSEARCH_CMP_FN(const ASN1_OBJECT *, unsigned int, obj);
325
326		int OBJ_obj2nid(const ASN1_OBJECT *a)
327	177k	{
328	177k	const unsigned int *op;
329	177k	ADDED_OBJ ad, *adp;
330
331	177k	if (a == NULL)
332	0	return NID_undef;
333	177k	if (a->nid != 0)
334	100k	return a->nid;
335
336	77.4k	if (a->length == 0)
337	0	return NID_undef;
338
339		/* Make sure we've loaded config before checking for any "added" objects */
340	77.4k	OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);
341
342	77.4k	if (added != NULL) {
343	0	ad.type = ADDED_DATA;
344	0	ad.obj = (ASN1_OBJECT )a; / XXX: ugly but harmless */
345	0	adp = lh_ADDED_OBJ_retrieve(added, &ad);
346	0	if (adp != NULL)
347	0	return adp->obj->nid;
348	0	}
349	77.4k	op = OBJ_bsearch_obj(&a, obj_objs, NUM_OBJ);
350	77.4k	if (op == NULL)
351	35.6k	return NID_undef;
352	41.8k	return nid_objs[*op].nid;
353	77.4k	}
354
355		/*
356		* Convert an object name into an ASN1_OBJECT if "noname" is not set then
357		* search for short and long names first. This will convert the "dotted" form
358		* into an object: unlike OBJ_txt2nid it can be used with any objects, not
359		* just registered ones.
360		*/
361
362		ASN1_OBJECT OBJ_txt2obj(const char s, int no_name)
363	160	{
364	160	int nid = NID_undef;
365	160	ASN1_OBJECT *op;
366	160	unsigned char *buf;
367	160	unsigned char *p;
368	160	const unsigned char *cp;
369	160	int i, j;
370
371	160	if (!no_name) {
372	160	if (((nid = OBJ_sn2nid(s)) != NID_undef) \|\|
373	160	((nid = OBJ_ln2nid(s)) != NID_undef))
374	160	return OBJ_nid2obj(nid);
375	0	if (!ossl_isdigit(*s)) {
376	0	ERR_raise(ERR_LIB_OBJ, OBJ_R_UNKNOWN_OBJECT_NAME);
377	0	return NULL;
378	0	}
379	0	}
380
381		/* Work out size of content octets */
382	0	i = a2d_ASN1_OBJECT(NULL, 0, s, -1);
383	0	if (i <= 0) {
384		/* Don't clear the error */
385		/*
386		* ERR_clear_error();
387		*/
388	0	return NULL;
389	0	}
390		/* Work out total size */
391	0	j = ASN1_object_size(0, i, V_ASN1_OBJECT);
392	0	if (j < 0)
393	0	return NULL;
394
395	0	if ((buf = OPENSSL_malloc(j)) == NULL) {
396	0	ERR_raise(ERR_LIB_OBJ, ERR_R_MALLOC_FAILURE);
397	0	return NULL;
398	0	}
399
400	0	p = buf;
401		/* Write out tag+length */
402	0	ASN1_put_object(&p, 0, i, V_ASN1_OBJECT, V_ASN1_UNIVERSAL);
403		/* Write out contents */
404	0	a2d_ASN1_OBJECT(p, i, s, -1);
405
406	0	cp = buf;
407	0	op = d2i_ASN1_OBJECT(NULL, &cp, j);
408	0	OPENSSL_free(buf);
409	0	return op;
410	0	}
411
412		int OBJ_obj2txt(char buf, int buf_len, const ASN1_OBJECT a, int no_name)
413	8.12k	{
414	8.12k	int i, n = 0, len, nid, first, use_bn;
415	8.12k	BIGNUM *bl;
416	8.12k	unsigned long l;
417	8.12k	const unsigned char *p;
418	8.12k	char tbuf[DECIMAL_SIZE(i) + DECIMAL_SIZE(l) + 2];
419
420		/* Ensure that, at every state, \|buf\| is NUL-terminated. */
421	8.12k	if (buf && buf_len > 0)
422	8.12k	buf[0] = '\0';
423
424	8.12k	if ((a == NULL) \|\| (a->data == NULL))
425	1	return 0;
426
427	8.12k	if (!no_name && (nid = OBJ_obj2nid(a)) != NID_undef) {
428	7.29k	const char *s;
429	7.29k	s = OBJ_nid2ln(nid);
430	7.29k	if (s == NULL)
431	0	s = OBJ_nid2sn(nid);
432	7.29k	if (s) {
433	7.29k	if (buf)
434	7.29k	OPENSSL_strlcpy(buf, s, buf_len);
435	7.29k	n = strlen(s);
436	7.29k	return n;
437	7.29k	}
438	7.29k	}
439
440	829	len = a->length;
441	829	p = a->data;
442
443	829	first = 1;
444	829	bl = NULL;
445
446		/*
447		* RFC 2578 (STD 58) says this about OBJECT IDENTIFIERs:
448		*
449		* > 3.5. OBJECT IDENTIFIER values
450		* >
451		* > An OBJECT IDENTIFIER value is an ordered list of non-negative
452		* > numbers. For the SMIv2, each number in the list is referred to as a
453		* > sub-identifier, there are at most 128 sub-identifiers in a value,
454		* > and each sub-identifier has a maximum value of 2^32-1 (4294967295
455		* > decimal).
456		*
457		* So a legitimate OID according to this RFC is at most (32 * 128 / 7),
458		* i.e. 586 bytes long.
459		*
460		* Ref: https://datatracker.ietf.org/doc/html/rfc2578#section-3.5
461		*/
462	829	if (len > 586)
463	0	goto err;
464
465	5.84k	while (len > 0) {
466	5.01k	l = 0;
467	5.01k	use_bn = 0;
468	8.62k	for (;;) {
469	8.62k	unsigned char c = *p++;
470	8.62k	len--;
471	8.62k	if ((len == 0) && (c & 0x80))
472	0	goto err;
473	8.62k	if (use_bn) {
474	412	if (!BN_add_word(bl, c & 0x7f))
475	0	goto err;
476	412	} else
477	8.21k	l \|= c & 0x7f;
478	8.62k	if (!(c & 0x80))
479	5.01k	break;
480	3.61k	if (!use_bn && (l > (ULONG_MAX >> 7L))) {
481	106	if (bl == NULL && (bl = BN_new()) == NULL)
482	0	goto err;
483	106	if (!BN_set_word(bl, l))
484	0	goto err;
485	106	use_bn = 1;
486	106	}
487	3.61k	if (use_bn) {
488	412	if (!BN_lshift(bl, bl, 7))
489	0	goto err;
490	412	} else
491	3.19k	l <<= 7L;
492	3.61k	}
493
494	5.01k	if (first) {
495	829	first = 0;
496	829	if (l >= 80) {
497	275	i = 2;
498	275	if (use_bn) {
499	51	if (!BN_sub_word(bl, 80))
500	0	goto err;
501	51	} else
502	224	l -= 80;
503	554	} else {
504	554	i = (int)(l / 40);
505	554	l -= (long)(i * 40);
506	554	}
507	829	if (buf && (buf_len > 1)) {
508	829	*buf++ = i + '0';
509	829	*buf = '\0';
510	829	buf_len--;
511	829	}
512	829	n++;
513	829	}
514
515	5.01k	if (use_bn) {
516	106	char *bndec;
517	106	bndec = BN_bn2dec(bl);
518	106	if (!bndec)
519	0	goto err;
520	106	i = strlen(bndec);
521	106	if (buf) {
522	106	if (buf_len > 1) {
523	103	*buf++ = '.';
524	103	*buf = '\0';
525	103	buf_len--;
526	103	}
527	106	OPENSSL_strlcpy(buf, bndec, buf_len);
528	106	if (i > buf_len) {
529	12	buf += buf_len;
530	12	buf_len = 0;
531	94	} else {
532	94	buf += i;
533	94	buf_len -= i;
534	94	}
535	106	}
536	106	n++;
537	106	n += i;
538	106	OPENSSL_free(bndec);
539	4.90k	} else {
540	4.90k	BIO_snprintf(tbuf, sizeof(tbuf), ".%lu", l);
541	4.90k	i = strlen(tbuf);
542	4.90k	if (buf && (buf_len > 0)) {
543	4.83k	OPENSSL_strlcpy(buf, tbuf, buf_len);
544	4.83k	if (i > buf_len) {
545	11	buf += buf_len;
546	11	buf_len = 0;
547	4.82k	} else {
548	4.82k	buf += i;
549	4.82k	buf_len -= i;
550	4.82k	}
551	4.83k	}
552	4.90k	n += i;
553	4.90k	l = 0;
554	4.90k	}
555	5.01k	}
556
557	829	BN_free(bl);
558	829	return n;
559
560	0	err:
561	0	BN_free(bl);
562	0	return -1;
563	829	}
564
565		int OBJ_txt2nid(const char *s)
566	160	{
567	160	ASN1_OBJECT *obj;
568	160	int nid;
569	160	obj = OBJ_txt2obj(s, 0);
570	160	nid = OBJ_obj2nid(obj);
571	160	ASN1_OBJECT_free(obj);
572	160	return nid;
573	160	}
574
575		int OBJ_ln2nid(const char *s)
576	157k	{
577	157k	ASN1_OBJECT o;
578	157k	const ASN1_OBJECT *oo = &o;
579	157k	ADDED_OBJ ad, *adp;
580	157k	const unsigned int *op;
581
582		/* Make sure we've loaded config before checking for any "added" objects */
583	157k	OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);
584
585	157k	o.ln = s;
586	157k	if (added != NULL) {
587	0	ad.type = ADDED_LNAME;
588	0	ad.obj = &o;
589	0	adp = lh_ADDED_OBJ_retrieve(added, &ad);
590	0	if (adp != NULL)
591	0	return adp->obj->nid;
592	0	}
593	157k	op = OBJ_bsearch_ln(&oo, ln_objs, NUM_LN);
594	157k	if (op == NULL)
595	157k	return NID_undef;
596	0	return nid_objs[*op].nid;
597	157k	}
598
599		int OBJ_sn2nid(const char *s)
600	235k	{
601	235k	ASN1_OBJECT o;
602	235k	const ASN1_OBJECT *oo = &o;
603	235k	ADDED_OBJ ad, *adp;
604	235k	const unsigned int *op;
605
606		/* Make sure we've loaded config before checking for any "added" objects */
607	235k	OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CONFIG, NULL);
608
609	235k	o.sn = s;
610	235k	if (added != NULL) {
611	0	ad.type = ADDED_SNAME;
612	0	ad.obj = &o;
613	0	adp = lh_ADDED_OBJ_retrieve(added, &ad);
614	0	if (adp != NULL)
615	0	return adp->obj->nid;
616	0	}
617	235k	op = OBJ_bsearch_sn(&oo, sn_objs, NUM_SN);
618	235k	if (op == NULL)
619	154k	return NID_undef;
620	81.5k	return nid_objs[*op].nid;
621	235k	}
622
623		const void OBJ_bsearch_(const void key, const void *base, int num, int size,
624		int (cmp) (const void , const void *))
625	983k	{
626	983k	return OBJ_bsearch_ex_(key, base, num, size, cmp, 0);
627	983k	}
628
629		const void OBJ_bsearch_ex_(const void key, const void *base, int num,
630		int size,
631		int (cmp) (const void , const void *),
632		int flags)
633	983k	{
634	983k	const char *p = ossl_bsearch(key, base, num, size, cmp, flags);
635
636		#ifdef CHARSET_EBCDIC
637		/*
638		* THIS IS A KLUDGE - Because the *_obj is sorted in ASCII order, and I
639		* don't have perl (yet), we revert to a LINEAR search when the object
640		* wasn't found in the binary search.
641		*/
642		if (p == NULL) {
643		const char *base_ = base;
644		int l, h, i = 0, c = 0;
645
646		for (i = 0; i < num; ++i) {
647		p = &(base_[i * size]);
648		c = (*cmp) (key, p);
649		if (c == 0
650		\|\| (c < 0 && (flags & OBJ_BSEARCH_VALUE_ON_NOMATCH)))
651		return p;
652		}
653		}
654		#endif
655	983k	return p;
656	983k	}
657
658		/*
659		* Parse a BIO sink to create some extra oid's objects.
660		* Line format:<OID:isdigit or '.']><isspace><SN><isspace><LN>
661		*/
662		int OBJ_create_objects(BIO *in)
663	0	{
664	0	char buf[512];
665	0	int i, num = 0;
666	0	char o, s, *l = NULL;
667
668	0	for (;;) {
669	0	s = o = NULL;
670	0	i = BIO_gets(in, buf, 512);
671	0	if (i <= 0)
672	0	return num;
673	0	buf[i - 1] = '\0';
674	0	if (!ossl_isalnum(buf[0]))
675	0	return num;
676	0	o = s = buf;
677	0	while (ossl_isdigit(s) \|\| s == '.')
678	0	s++;
679	0	if (*s != '\0') {
680	0	*(s++) = '\0';
681	0	while (ossl_isspace(*s))
682	0	s++;
683	0	if (*s == '\0') {
684	0	s = NULL;
685	0	} else {
686	0	l = s;
687	0	while (l != '\0' && !ossl_isspace(l))
688	0	l++;
689	0	if (*l != '\0') {
690	0	*(l++) = '\0';
691	0	while (ossl_isspace(*l))
692	0	l++;
693	0	if (*l == '\0') {
694	0	l = NULL;
695	0	}
696	0	} else {
697	0	l = NULL;
698	0	}
699	0	}
700	0	} else {
701	0	s = NULL;
702	0	}
703	0	if (*o == '\0')
704	0	return num;
705	0	if (!OBJ_create(o, s, l))
706	0	return num;
707	0	num++;
708	0	}
709	0	}
710
711		int OBJ_create(const char oid, const char sn, const char *ln)
712	0	{
713	0	ASN1_OBJECT *tmpoid = NULL;
714	0	int ok = 0;
715
716		/* Check to see if short or long name already present */
717	0	if ((sn != NULL && OBJ_sn2nid(sn) != NID_undef)
718	0	\|\| (ln != NULL && OBJ_ln2nid(ln) != NID_undef)) {
719	0	ERR_raise(ERR_LIB_OBJ, OBJ_R_OID_EXISTS);
720	0	return 0;
721	0	}
722
723		/* Convert numerical OID string to an ASN1_OBJECT structure */
724	0	tmpoid = OBJ_txt2obj(oid, 1);
725	0	if (tmpoid == NULL)
726	0	return 0;
727
728		/* If NID is not NID_undef then object already exists */
729	0	if (OBJ_obj2nid(tmpoid) != NID_undef) {
730	0	ERR_raise(ERR_LIB_OBJ, OBJ_R_OID_EXISTS);
731	0	goto err;
732	0	}
733
734	0	tmpoid->nid = OBJ_new_nid(1);
735	0	if (tmpoid->nid == NID_undef)
736	0	goto err;
737
738	0	tmpoid->sn = (char *)sn;
739	0	tmpoid->ln = (char *)ln;
740
741	0	ok = OBJ_add_object(tmpoid);
742
743	0	tmpoid->sn = NULL;
744	0	tmpoid->ln = NULL;
745
746	0	err:
747	0	ASN1_OBJECT_free(tmpoid);
748	0	return ok;
749	0	}
750
751		size_t OBJ_length(const ASN1_OBJECT *obj)
752	1.10k	{
753	1.10k	if (obj == NULL)
754	0	return 0;
755	1.10k	return obj->length;
756	1.10k	}
757
758		const unsigned char OBJ_get0_data(const ASN1_OBJECT obj)
759	156	{
760	156	if (obj == NULL)
761	0	return NULL;
762	156	return obj->data;
763	156	}