Function md_jws_sign

modules/md/md_jws.c:42–91

}

apr_status_t md_jws_sign(md_json_t **pmsg, apr_pool_t *p,
                         md_data_t *payload, md_json_t *prot_fields,
                         struct md_pkey_t *pkey, const char *key_id)
{
    md_json_t *msg, *jprotected, *jwk;
    const char *prot64, *pay64, *sign64, *sign, *prot;
    md_data_t data;
    apr_status_t rv;

    msg = md_json_create(p);
    jprotected = md_json_clone(p, prot_fields);
    md_json_sets("RS256", jprotected, "alg", NULL);
    if (key_id) {
        md_json_sets(key_id, jprotected, "kid", NULL);
    }
    else {
        rv = md_jws_get_jwk(&jwk, p, pkey);
        if (APR_SUCCESS != rv) {
            md_log_perror(MD_LOG_MARK, MD_LOG_WARNING, rv, p, "get jwk");
            goto cleanup;
        }
        md_json_setj(jwk, jprotected, "jwk", NULL);
    }

    prot = md_json_writep(jprotected, p, MD_JSON_FMT_COMPACT);
    if (!prot) {
        rv = APR_EINVAL;
        md_log_perror(MD_LOG_MARK, MD_LOG_WARNING, rv, p, "serialize protected");
        goto cleanup;
    }

    md_data_init(&data, prot, strlen(prot));
    prot64 = md_util_base64url_encode(&data, p);
    md_json_sets(prot64, msg, "protected", NULL);

    pay64 = md_util_base64url_encode(payload, p);
    md_json_sets(pay64, msg, "payload", NULL);
    sign = apr_psprintf(p, "%s.%s", prot64, pay64);

    rv = md_crypt_sign64(&sign64, pkey, p, sign, strlen(sign));
    if (APR_SUCCESS != rv) {
        md_log_perror(MD_LOG_MARK, MD_LOG_WARNING, rv, p, "jwk signed message");
        goto cleanup;
    }
    md_json_sets(sign64, msg, "signature", NULL);

cleanup:
    *pmsg = (APR_SUCCESS == rv)? msg : NULL;
    return rv;
}

apr_status_t md_jws_pkey_thumb(const char **pthumb, apr_pool_t *p, struct md_pkey_t *pkey)
{