- /* Copyright (c) 2016, Google Inc.
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
-
-
- #include <openssl/bytestring.h>
-
- #include <assert.h>
- #include <limits.h>
- #include <string.h>
-
- #include <openssl/mem.h>
-
- #include "internal.h"
- #include "../internal.h"
-
-
- int CBB_finish_i2d(CBB *cbb, uint8_t **outp) {
- assert(cbb->base->can_resize);
-
- uint8_t *der;
- size_t der_len;
- if (!CBB_finish(cbb, &der, &der_len)) {
- CBB_cleanup(cbb);
- return -1;
- }
- if (der_len > INT_MAX) {
- OPENSSL_free(der);
- return -1;
- }
- if (outp != NULL) {
- if (*outp == NULL) {
- *outp = der;
- der = NULL;
- } else {
- OPENSSL_memcpy(*outp, der, der_len);
- *outp += der_len;
- }
- }
- OPENSSL_free(der);
- return (int)der_len;
- }
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