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Diffstat (limited to 'deps/openssl/openssl/fuzz/asn1.c')
-rw-r--r--deps/openssl/openssl/fuzz/asn1.c148
1 files changed, 139 insertions, 9 deletions
diff --git a/deps/openssl/openssl/fuzz/asn1.c b/deps/openssl/openssl/fuzz/asn1.c
index 5125f363ff..fd2271bf52 100644
--- a/deps/openssl/openssl/fuzz/asn1.c
+++ b/deps/openssl/openssl/fuzz/asn1.c
@@ -27,8 +27,15 @@
#include <openssl/ts.h>
#include <openssl/x509v3.h>
#include <openssl/cms.h>
+#include <openssl/err.h>
+#include <openssl/rand.h>
+#include <openssl/bio.h>
+#include <openssl/evp.h>
+#include <openssl/ssl.h>
#include "fuzzer.h"
+#include "rand.inc"
+
static ASN1_ITEM_EXP *item_type[] = {
ASN1_ITEM_ref(ACCESS_DESCRIPTION),
#ifndef OPENSSL_NO_RFC3779
@@ -99,7 +106,9 @@ static ASN1_ITEM_EXP *item_type[] = {
ASN1_ITEM_ref(IPAddressRange),
#endif
ASN1_ITEM_ref(ISSUING_DIST_POINT),
+#if OPENSSL_API_COMPAT < 0x10200000L
ASN1_ITEM_ref(LONG),
+#endif
ASN1_ITEM_ref(NAME_CONSTRAINTS),
ASN1_ITEM_ref(NETSCAPE_CERT_SEQUENCE),
ASN1_ITEM_ref(NETSCAPE_SPKAC),
@@ -159,7 +168,6 @@ static ASN1_ITEM_EXP *item_type[] = {
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),
@@ -179,25 +187,112 @@ static ASN1_ITEM_EXP *item_type[] = {
ASN1_ITEM_ref(X509_REVOKED),
ASN1_ITEM_ref(X509_SIG),
ASN1_ITEM_ref(X509_VAL),
+#if OPENSSL_API_COMPAT < 0x10200000L
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); \
+ } \
+}
- ASN1_PCTX *pctx = ASN1_PCTX_new();
+#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); \
+ } \
+}
+
+
+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_get_state();
+ 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;
@@ -206,17 +301,52 @@ int FuzzerTestOneInput(const uint8_t *buf, size_t len) {
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);
+ 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);
+#endif
+#ifndef OPENSSL_NO_DH
+ DO_TEST(DH, d2i_DHparams, i2d_DHparams, DHparams_print);
+ DO_TEST(DH, d2i_DHxparams, i2d_DHxparams, DHparams_print);
+#endif
+#ifndef OPENSSL_NO_DSA
+ DO_TEST_NO_PRINT(DSA_SIG, d2i_DSA_SIG, i2d_DSA_SIG);
+ DO_TEST_PRINT_OFFSET(DSA, d2i_DSAPrivateKey, i2d_DSAPrivateKey, DSA_print);
+ DO_TEST_PRINT_OFFSET(DSA, d2i_DSAPublicKey, i2d_DSAPublicKey, DSA_print);
+ DO_TEST(DSA, d2i_DSAparams, i2d_DSAparams, DSAparams_print);
+#endif
+ DO_TEST_PRINT_OFFSET(RSA, d2i_RSAPublicKey, i2d_RSAPublicKey, RSA_print);
+#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);
+ DO_TEST_NO_PRINT(ECDSA_SIG, d2i_ECDSA_SIG, i2d_ECDSA_SIG);
+#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);
+}
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