70 lines
2.1 KiB
C
70 lines
2.1 KiB
C
/*
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* Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL licenses, (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* https://www.openssl.org/source/license.html
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* or in the file LICENSE in the source distribution.
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*/
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/*
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* Fuzz ASN.1 parsing for various data structures. Specify which on the
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* command line:
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*
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* asn1 <data structure>
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*/
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#include <stdio.h>
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#include <string.h>
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#include <openssl/asn1.h>
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#include <openssl/asn1t.h>
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#include <openssl/ec.h>
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#include <openssl/ocsp.h>
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#include <openssl/pkcs12.h>
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#include <openssl/ts.h>
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#include <openssl/x509v3.h>
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#include "fuzzer.h"
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static const ASN1_ITEM *item_type[] = {
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ASN1_ITEM_rptr(ASN1_SEQUENCE),
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ASN1_ITEM_rptr(AUTHORITY_INFO_ACCESS),
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ASN1_ITEM_rptr(BIGNUM),
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ASN1_ITEM_rptr(ECPARAMETERS),
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ASN1_ITEM_rptr(ECPKPARAMETERS),
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ASN1_ITEM_rptr(GENERAL_NAME),
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ASN1_ITEM_rptr(GENERAL_SUBTREE),
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ASN1_ITEM_rptr(NAME_CONSTRAINTS),
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ASN1_ITEM_rptr(OCSP_BASICRESP),
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ASN1_ITEM_rptr(OCSP_RESPONSE),
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ASN1_ITEM_rptr(PKCS12),
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ASN1_ITEM_rptr(PKCS12_AUTHSAFES),
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ASN1_ITEM_rptr(PKCS12_SAFEBAGS),
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ASN1_ITEM_rptr(PKCS7),
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ASN1_ITEM_rptr(PKCS7_ATTR_SIGN),
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ASN1_ITEM_rptr(PKCS7_ATTR_VERIFY),
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ASN1_ITEM_rptr(PKCS7_DIGEST),
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ASN1_ITEM_rptr(PKCS7_ENC_CONTENT),
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ASN1_ITEM_rptr(PKCS7_ENCRYPT),
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ASN1_ITEM_rptr(PKCS7_ENVELOPE),
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ASN1_ITEM_rptr(PKCS7_RECIP_INFO),
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ASN1_ITEM_rptr(PKCS7_SIGN_ENVELOPE),
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ASN1_ITEM_rptr(PKCS7_SIGNED),
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ASN1_ITEM_rptr(PKCS7_SIGNER_INFO),
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ASN1_ITEM_rptr(POLICY_CONSTRAINTS),
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ASN1_ITEM_rptr(POLICY_MAPPINGS),
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ASN1_ITEM_rptr(SXNET),
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//ASN1_ITEM_rptr(TS_RESP), want to do this, but type is hidden, however d2i exists...
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ASN1_ITEM_rptr(X509),
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ASN1_ITEM_rptr(X509_CRL),
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NULL
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};
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int FuzzerTestOneInput(const uint8_t *buf, size_t len) {
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for (int n = 0; item_type[n] != NULL; ++n) {
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const uint8_t *b = buf;
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ASN1_VALUE *o = ASN1_item_d2i(NULL, &b, len, item_type[n]);
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ASN1_item_free(o, item_type[n]);
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}
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return 0;
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}
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