43 lines
752 B
C
43 lines
752 B
C
// Copyright (c) 2016, Google Inc.
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// SPDX-License-Identifier: ISC
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#include <openssl/bytestring.h>
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#include <assert.h>
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#include <limits.h>
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#include <string.h>
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#include <openssl/mem.h>
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#include "internal.h"
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#include "../internal.h"
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int CBB_finish_i2d(CBB *cbb, uint8_t **outp) {
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assert(!cbb->is_child);
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assert(cbb->u.base.can_resize);
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uint8_t *der;
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size_t der_len;
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if (!CBB_finish(cbb, &der, &der_len)) {
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CBB_cleanup(cbb);
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return -1;
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}
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if (der_len > INT_MAX) {
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OPENSSL_free(der);
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return -1;
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}
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if (outp != NULL) {
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if (*outp == NULL) {
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*outp = der;
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der = NULL;
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} else {
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OPENSSL_memcpy(*outp, der, der_len);
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*outp += der_len;
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}
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}
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OPENSSL_free(der);
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return (int)der_len;
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}
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