+ 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 = lh_ADDED_OBJ_retrieve(added, &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 = lh_ADDED_OBJ_retrieve(added, &ad);
+ if (adp != NULL)
+ return (adp->obj->ln);
+ else {
+ OBJerr(OBJ_F_OBJ_NID2LN, 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;
+
+ 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 = NULL;
+ 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);
+ }
+
+ /* 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 ((buf = OPENSSL_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);
+
+ 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;
+
+ 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;
+
+ 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;
+
+ 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 *base = base_;
+ int l, h, i = 0, c = 0;
+ const char *p = NULL;
+
+ 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
+ break;
+ }
+#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 (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
+ if (c != 0 && !(flags & OBJ_BSEARCH_VALUE_ON_NOMATCH))
+ p = NULL;
+ else if (c == 0 && (flags & OBJ_BSEARCH_FIRST_VALUE_ON_MATCH)) {
+ while (i > 0 && (*cmp) (key, &(base[(i - 1) * size])) == 0)
+ i--;
+ p = &(base[i * size]);
+ }
+ return (p);
+}
+
+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 (!isalnum((unsigned char)buf[0]))
+ return (num);
+ o = s = buf;
+ while (isdigit((unsigned char)*s) || (*s == '.'))
+ s++;
+ if (*s != '\0') {
+ *(s++) = '\0';
+ while (isspace((unsigned char)*s))
+ s++;
+ if (*s == '\0')
+ s = NULL;
+ else {
+ l = s;
+ while ((*l != '\0') && !isspace((unsigned char)*l))
+ l++;
+ if (*l != '\0') {
+ *(l++) = '\0';
+ while (isspace((unsigned char)*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(const char *oid, const char *sn, const 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 = OPENSSL_malloc(i)) == NULL) {
+ OBJerr(OBJ_F_OBJ_CREATE, ERR_R_MALLOC_FAILURE);
+ return (0);
+ }
+ i = a2d_ASN1_OBJECT(buf, i, oid, -1);
+ if (i == 0)
+ goto err;
+ 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);
+ OPENSSL_free(buf);
+ 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;
+}