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- /* Copyright (c) 2014, 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. */
-
- #ifndef OPENSSL_HEADER_BYTESTRING_INTERNAL_H
- #define OPENSSL_HEADER_BYTESTRING_INTERNAL_H
-
- #include <openssl/base.h>
-
- #if defined(__cplusplus)
- extern "C" {
- #endif
-
-
- /* CBS_asn1_ber_to_der reads an ASN.1 structure from |in|. If it finds
- * indefinite-length elements then it attempts to convert the BER data to DER
- * and sets |*out| and |*out_length| to describe a malloced buffer containing
- * the DER data. Additionally, |*in| will be advanced over the ASN.1 data.
- *
- * If it doesn't find any indefinite-length elements then it sets |*out| to
- * NULL and |*in| is unmodified.
- *
- * A sufficiently complex ASN.1 structure will break this function because it's
- * not possible to generically convert BER to DER without knowledge of the
- * structure itself. However, this sufficies to handle the PKCS#7 and #12 output
- * from NSS.
- *
- * It returns one on success and zero otherwise. */
- OPENSSL_EXPORT int CBS_asn1_ber_to_der(CBS *in, uint8_t **out, size_t *out_len);
-
-
- #if defined(__cplusplus)
- } /* extern C */
- #endif
-
- #endif /* OPENSSL_HEADER_BYTESTRING_INTERNAL_H */
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