/* Provenance: openssl/openssl has_san_id (fixed).
 * repo: openssl/openssl
 * commit: d69ae8a93bfc0f2489c008fcf303a98d77a6df4d
 * parent: 758754966791c537ea95241438454aa86f91f256
 * commit_url: https://github.com/openssl/openssl/commit/d69ae8a93bfc0f2489c008fcf303a98d77a6df4d
 * cve: CVE-2021-4044
 * license: OpenSSL License
 * function: has_san_id
 * relpath: crypto/x509/x509_vfy.c
 */

static int has_san_id(X509 *x, int gtype)
{
    int i;
    int ret = 0;
    GENERAL_NAMES *gs = X509_get_ext_d2i(x, NID_subject_alt_name, NULL, NULL);

    if (gs == NULL)
        return 0;

    for (i = 0; i < sk_GENERAL_NAME_num(gs); i++) {
        GENERAL_NAME *g = sk_GENERAL_NAME_value(gs, i);

        if (g->type == gtype) {
            ret = 1;
            break;
        }
    }
    GENERAL_NAMES_free(gs);
    return ret;
}