fuzz: added PEM base64 decoder and encoder fuzzers [ci skip]

Signed-off-by: Nikos Mavrogiannopoulos <nmav@redhat.com>

5 files changed, 114 insertions, 2 deletions

diff --git a/devel/fuzz/Makefile b/devel/fuzz/Makefile
index 282d17400c..6b313dee11 100644
--- a/devel/fuzz/Makefile
+++ b/devel/fuzz/Makefile
@@ -24,7 +24,8 @@ all: gnutls_pkcs7_parser_fuzzer gnutls_client_fuzzer gnutls_dn_parser_fuzzer \
 	gnutls_openpgp_cert_parser_fuzzer gnutls_pkcs7_parser_fuzzer gnutls_pkcs8_key_parser_fuzzer \
 	gnutls_private_key_parser_fuzzer gnutls_server_fuzzer gnutls_x509_parser_fuzzer \
 	gnutls_reverse_idna_parser_fuzzer gnutls_idna_parser_fuzzer gnutls_ocsp_resp_parser_fuzzer \
-	gnutls_ocsp_req_parser_fuzzer gnutls_pkcs12_key_parser_fuzzer
+	gnutls_ocsp_req_parser_fuzzer gnutls_pkcs12_key_parser_fuzzer gnutls_base64_decoder_fuzzer \
+	gnutls_base64_encoder_fuzzer
 
 %: %.cc
 	$(CC) $(CFLAGS) main.c $^ $(COMMON) -o $@
@@ -34,4 +35,5 @@ clean:
 	gnutls_openpgp_cert_parser_fuzzer gnutls_pkcs7_parser_fuzzer gnutls_pkcs8_key_parser_fuzzer \
 	gnutls_private_key_parser_fuzzer gnutls_server_fuzzer gnutls_x509_parser_fuzzer \
 	gnutls_idna_parser_fuzzer gnutls_reverse_idna_parser_fuzzer gnutls_ocsp_resp_parser_fuzzer \
-	gnutls_ocsp_req_parser_fuzzer
+	gnutls_ocsp_req_parser_fuzzer gnutls_base64_decoder_fuzzer \
+	gnutls_base64_encoder_fuzzer
diff --git a/devel/fuzz/gnutls_base64_decoder.in/key.pem b/devel/fuzz/gnutls_base64_decoder.in/key.pem
new file mode 100644
index 0000000000..fec5c5081d
--- /dev/null
+++ b/devel/fuzz/gnutls_base64_decoder.in/key.pem
@@ -0,0 +1,32 @@
+-----BEGIN RSA PRIVATE KEY-----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+-----END RSA PRIVATE KEY-----
diff --git a/devel/fuzz/gnutls_base64_decoder_fuzzer.cc b/devel/fuzz/gnutls_base64_decoder_fuzzer.cc
new file mode 100644
index 0000000000..f6d436766b
--- /dev/null
+++ b/devel/fuzz/gnutls_base64_decoder_fuzzer.cc
@@ -0,0 +1,39 @@
+/*
+# Copyright 2017 Red Hat, Inc.
+#
+# Licensed under the Apache License, Version 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
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+*/
+
+#include <assert.h>
+#include <stdint.h>
+
+#include <gnutls/gnutls.h>
+
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
+    gnutls_datum_t raw;
+    gnutls_datum_t out;
+    int ret;
+
+    raw.data = (unsigned char *)data;
+    raw.size = size;
+
+    ret = gnutls_pem_base64_decode2(NULL, &raw, &out);
+    if (ret >= 0) {
+        gnutls_free(out.data);
+    }
+
+    return 0;
+}
diff --git a/devel/fuzz/gnutls_base64_encoder.in/rnd.raw b/devel/fuzz/gnutls_base64_encoder.in/rnd.raw
new file mode 100644
index 0000000000..effbe3446f
--- /dev/null
+++ b/devel/fuzz/gnutls_base64_encoder.in/rnd.raw
diff --git a/devel/fuzz/gnutls_base64_encoder_fuzzer.cc b/devel/fuzz/gnutls_base64_encoder_fuzzer.cc
new file mode 100644
index 0000000000..d1ae23ff90
--- /dev/null
+++ b/devel/fuzz/gnutls_base64_encoder_fuzzer.cc
@@ -0,0 +1,39 @@
+/*
+# Copyright 2017 Red Hat, Inc.
+#
+# Licensed under the Apache License, Version 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
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+*/
+
+#include <assert.h>
+#include <stdint.h>
+
+#include <gnutls/gnutls.h>
+
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
+    gnutls_datum_t raw;
+    gnutls_datum_t out;
+    int ret;
+
+    raw.data = (unsigned char *)data;
+    raw.size = size;
+
+    ret = gnutls_pem_base64_encode2("ARBITRARY", &raw, &out);
+    if (ret >= 0) {
+        gnutls_free(out.data);
+    }
+
+    return 0;
+}