/*
- * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2016-2019 The OpenSSL Project Authors. All Rights Reserved.
*
- * Licensed under the OpenSSL licenses, (the "License");
+ * Licensed under the Apache License 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* https://www.openssl.org/source/license.html
* asn1 <data structure>
*/
+/* We need to use some deprecated APIs */
+#define OPENSSL_SUPPRESS_DEPRECATED
+
#include <stdio.h>
#include <string.h>
#include <openssl/asn1.h>
#include <openssl/ts.h>
#include <openssl/x509v3.h>
#include <openssl/cms.h>
+#include <openssl/ess.h>
+#include <openssl/err.h>
+#include <openssl/rand.h>
+#include <openssl/bio.h>
+#include <openssl/evp.h>
+#include <openssl/ssl.h>
+#include <internal/nelem.h>
#include "fuzzer.h"
+#include "rand.inc"
+
static ASN1_ITEM_EXP *item_type[] = {
ASN1_ITEM_ref(ACCESS_DESCRIPTION),
#ifndef OPENSSL_NO_RFC3779
ASN1_ITEM_ref(IPAddressRange),
#endif
ASN1_ITEM_ref(ISSUING_DIST_POINT),
+#ifndef OPENSSL_NO_DEPRECATED_3_0
ASN1_ITEM_ref(LONG),
+#endif
ASN1_ITEM_ref(NAME_CONSTRAINTS),
ASN1_ITEM_ref(NETSCAPE_CERT_SEQUENCE),
ASN1_ITEM_ref(NETSCAPE_SPKAC),
ASN1_ITEM_ref(RSAPublicKey),
ASN1_ITEM_ref(SXNET),
ASN1_ITEM_ref(SXNETID),
- /*ASN1_ITEM_ref(TS_RESP), want to do this, but type is hidden, however d2i exists... */
ASN1_ITEM_ref(USERNOTICE),
ASN1_ITEM_ref(X509),
ASN1_ITEM_ref(X509_ALGOR),
ASN1_ITEM_ref(X509_REVOKED),
ASN1_ITEM_ref(X509_SIG),
ASN1_ITEM_ref(X509_VAL),
+#ifndef OPENSSL_NO_DEPRECATED_3_0
ASN1_ITEM_ref(ZLONG),
+#endif
+ ASN1_ITEM_ref(INT32),
+ ASN1_ITEM_ref(ZINT32),
+ ASN1_ITEM_ref(UINT32),
+ ASN1_ITEM_ref(ZUINT32),
+ ASN1_ITEM_ref(INT64),
+ ASN1_ITEM_ref(ZINT64),
+ ASN1_ITEM_ref(UINT64),
+ ASN1_ITEM_ref(ZUINT64),
NULL
};
-int FuzzerInitialize(int *argc, char ***argv)
-{
- return 1;
+static ASN1_PCTX *pctx;
+
+#define DO_TEST(TYPE, D2I, I2D, PRINT) { \
+ const unsigned char *p = buf; \
+ unsigned char *der = NULL; \
+ TYPE *type = D2I(NULL, &p, len); \
+ \
+ if (type != NULL) { \
+ int len2; \
+ BIO *bio = BIO_new(BIO_s_null()); \
+ \
+ PRINT(bio, type); \
+ BIO_free(bio); \
+ len2 = I2D(type, &der); \
+ if (len2 != 0) {} \
+ OPENSSL_free(der); \
+ TYPE ## _free(type); \
+ } \
}
-int FuzzerTestOneInput(const uint8_t *buf, size_t len)
-{
- int n;
+#define DO_TEST_PRINT_OFFSET(TYPE, D2I, I2D, PRINT) { \
+ const unsigned char *p = buf; \
+ unsigned char *der = NULL; \
+ TYPE *type = D2I(NULL, &p, len); \
+ \
+ if (type != NULL) { \
+ BIO *bio = BIO_new(BIO_s_null()); \
+ \
+ PRINT(bio, type, 0); \
+ BIO_free(bio); \
+ I2D(type, &der); \
+ OPENSSL_free(der); \
+ TYPE ## _free(type); \
+ } \
+}
+
+#define DO_TEST_PRINT_PCTX(TYPE, D2I, I2D, PRINT) { \
+ const unsigned char *p = buf; \
+ unsigned char *der = NULL; \
+ TYPE *type = D2I(NULL, &p, len); \
+ \
+ if (type != NULL) { \
+ BIO *bio = BIO_new(BIO_s_null()); \
+ \
+ PRINT(bio, type, 0, pctx); \
+ BIO_free(bio); \
+ I2D(type, &der); \
+ OPENSSL_free(der); \
+ TYPE ## _free(type); \
+ } \
+}
+
+
+#define DO_TEST_NO_PRINT(TYPE, D2I, I2D) { \
+ const unsigned char *p = buf; \
+ unsigned char *der = NULL; \
+ TYPE *type = D2I(NULL, &p, len); \
+ \
+ if (type != NULL) { \
+ BIO *bio = BIO_new(BIO_s_null()); \
+ \
+ BIO_free(bio); \
+ I2D(type, &der); \
+ OPENSSL_free(der); \
+ TYPE ## _free(type); \
+ } \
+}
- ASN1_PCTX *pctx = ASN1_PCTX_new();
+int FuzzerInitialize(int *argc, char ***argv)
+{
+ pctx = ASN1_PCTX_new();
ASN1_PCTX_set_flags(pctx, ASN1_PCTX_FLAGS_SHOW_ABSENT |
ASN1_PCTX_FLAGS_SHOW_SEQUENCE | ASN1_PCTX_FLAGS_SHOW_SSOF |
ASN1_PCTX_FLAGS_SHOW_TYPE | ASN1_PCTX_FLAGS_SHOW_FIELD_STRUCT_NAME);
ASN1_PCTX_set_str_flags(pctx, ASN1_STRFLGS_UTF8_CONVERT |
ASN1_STRFLGS_SHOW_TYPE | ASN1_STRFLGS_DUMP_ALL);
+ OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL);
+ OPENSSL_init_ssl(OPENSSL_INIT_LOAD_SSL_STRINGS, NULL);
+ ERR_clear_error();
+ CRYPTO_free_ex_index(0, -1);
+ FuzzerSetRand();
+
+ return 1;
+}
+
+int FuzzerTestOneInput(const uint8_t *buf, size_t len)
+{
+ int n;
+
+
for (n = 0; item_type[n] != NULL; ++n) {
const uint8_t *b = buf;
unsigned char *der = NULL;
if (o != NULL) {
BIO *bio = BIO_new(BIO_s_null());
+
ASN1_item_print(bio, o, 4, i, pctx);
BIO_free(bio);
-
ASN1_item_i2d(o, &der, i);
OPENSSL_free(der);
-
ASN1_item_free(o, i);
}
}
- ASN1_PCTX_free(pctx);
+#ifndef OPENSSL_NO_TS
+ DO_TEST(TS_REQ, d2i_TS_REQ, i2d_TS_REQ, TS_REQ_print_bio);
+ DO_TEST(TS_MSG_IMPRINT, d2i_TS_MSG_IMPRINT, i2d_TS_MSG_IMPRINT, TS_MSG_IMPRINT_print_bio);
+ DO_TEST(TS_RESP, d2i_TS_RESP, i2d_TS_RESP, TS_RESP_print_bio);
+ DO_TEST(TS_STATUS_INFO, d2i_TS_STATUS_INFO, i2d_TS_STATUS_INFO, TS_STATUS_INFO_print_bio);
+ DO_TEST(TS_TST_INFO, d2i_TS_TST_INFO, i2d_TS_TST_INFO, TS_TST_INFO_print_bio);
+ DO_TEST_NO_PRINT(TS_ACCURACY, d2i_TS_ACCURACY, i2d_TS_ACCURACY);
+#endif
+ DO_TEST_NO_PRINT(ESS_ISSUER_SERIAL, d2i_ESS_ISSUER_SERIAL, i2d_ESS_ISSUER_SERIAL);
+ DO_TEST_NO_PRINT(ESS_CERT_ID, d2i_ESS_CERT_ID, i2d_ESS_CERT_ID);
+ DO_TEST_NO_PRINT(ESS_SIGNING_CERT, d2i_ESS_SIGNING_CERT, i2d_ESS_SIGNING_CERT);
+ DO_TEST_NO_PRINT(ESS_CERT_ID_V2, d2i_ESS_CERT_ID_V2, i2d_ESS_CERT_ID_V2);
+ DO_TEST_NO_PRINT(ESS_SIGNING_CERT_V2, d2i_ESS_SIGNING_CERT_V2, i2d_ESS_SIGNING_CERT_V2);
+#ifndef OPENSSL_NO_DH
+ DO_TEST_NO_PRINT(DH, d2i_DHparams, i2d_DHparams);
+ DO_TEST_NO_PRINT(DH, d2i_DHxparams, i2d_DHxparams);
+#endif
+#ifndef OPENSSL_NO_DSA
+ DO_TEST_NO_PRINT(DSA_SIG, d2i_DSA_SIG, i2d_DSA_SIG);
+ DO_TEST_NO_PRINT(DSA, d2i_DSAPrivateKey, i2d_DSAPrivateKey);
+ DO_TEST_NO_PRINT(DSA, d2i_DSAPublicKey, i2d_DSAPublicKey);
+ DO_TEST_NO_PRINT(DSA, d2i_DSAparams, i2d_DSAparams);
+#endif
+ DO_TEST_NO_PRINT(RSA, d2i_RSAPublicKey, i2d_RSAPublicKey);
+#ifndef OPENSSL_NO_EC
+ DO_TEST_PRINT_OFFSET(EC_GROUP, d2i_ECPKParameters, i2d_ECPKParameters, ECPKParameters_print);
+ DO_TEST_PRINT_OFFSET(EC_KEY, d2i_ECPrivateKey, i2d_ECPrivateKey, EC_KEY_print);
+ DO_TEST(EC_KEY, d2i_ECParameters, i2d_ECParameters, ECParameters_print);
+# ifndef OPENSSL_NO_DEPRECATED_3_0
+ DO_TEST_NO_PRINT(ECDSA_SIG, d2i_ECDSA_SIG, i2d_ECDSA_SIG);
+# endif
+#endif
+ DO_TEST_PRINT_PCTX(EVP_PKEY, d2i_AutoPrivateKey, i2d_PrivateKey, EVP_PKEY_print_private);
+ DO_TEST(SSL_SESSION, d2i_SSL_SESSION, i2d_SSL_SESSION, SSL_SESSION_print);
+
+ ERR_clear_error();
return 0;
}
+
+void FuzzerCleanup(void)
+{
+ ASN1_PCTX_free(pctx);
+}