fuzz: Add fuzzing boilerplate
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4d0795bcef
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@ -1,5 +1,9 @@
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SUBDIRS = src man conf init testing
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if USE_FUZZING
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SUBDIRS += fuzz
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endif
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if USE_SCRIPTS
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SUBDIRS += scripts
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endif
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24
configure.ac
24
configure.ac
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@ -277,6 +277,7 @@ ARG_ENABL_SET([cmd], [enable the command line IKE client charon-cmd.]
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ARG_ENABL_SET([conftest], [enforce Suite B conformance test framework.])
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ARG_ENABL_SET([dumm], [enable the DUMM UML test framework.])
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ARG_ENABL_SET([fast], [enable libfast (FastCGI Application Server w/ templates.])
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ARG_ENABL_SET([fuzzing], [enable fuzzing scripts (found in directory fuzz).])
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ARG_ENABL_SET([libipsec], [enable user space IPsec implementation.])
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ARG_ENABL_SET([manager], [enable web management console (proof of concept).])
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ARG_ENABL_SET([medcli], [enable mediation client configuration database plugin.])
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@ -1263,6 +1264,11 @@ if test x$coverage = xtrue; then
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CFLAGS="${CFLAGS} -g -O0"
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fi
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if test x$fuzzing = xtrue; then
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AC_MSG_NOTICE([fuzzing enabled, modifying CFLAGS])
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CFLAGS="${CFLAGS} -fsanitize-coverage=trace-pc-guard -fsanitize=address"
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fi
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if test x$ruby_gems = xtrue; then
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AC_PATH_PROG([GEM], [gem], [], [$PATH:/bin:/usr/bin:/usr/local/bin])
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if test x$GEM = x; then
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@ -1309,6 +1315,7 @@ attest_plugins=
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scepclient_plugins=
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pki_plugins=
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scripts_plugins=
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fuzz_plugins=
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manager_plugins=
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medsrv_plugins=
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nm_plugins=
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@ -1332,21 +1339,21 @@ ADD_PLUGIN([aes], [s charon scepclient pki scripts nm cmd])
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ADD_PLUGIN([des], [s charon scepclient pki scripts nm cmd])
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ADD_PLUGIN([blowfish], [s charon scepclient pki scripts nm cmd])
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ADD_PLUGIN([rc2], [s charon scepclient pki scripts nm cmd])
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ADD_PLUGIN([sha2], [s charon scepclient pki scripts medsrv attest nm cmd aikgen])
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ADD_PLUGIN([sha3], [s charon scepclient pki scripts medsrv attest nm cmd aikgen])
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ADD_PLUGIN([sha1], [s charon scepclient pki scripts manager medsrv attest nm cmd aikgen])
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ADD_PLUGIN([sha2], [s charon scepclient pki scripts medsrv attest nm cmd aikgen fuzz])
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ADD_PLUGIN([sha3], [s charon scepclient pki scripts medsrv attest nm cmd aikgen fuzz])
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ADD_PLUGIN([sha1], [s charon scepclient pki scripts manager medsrv attest nm cmd aikgen fuzz])
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ADD_PLUGIN([md4], [s charon scepclient pki nm cmd])
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ADD_PLUGIN([md5], [s charon scepclient pki scripts attest nm cmd aikgen])
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ADD_PLUGIN([mgf1], [s charon scepclient pki scripts medsrv attest nm cmd aikgen])
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ADD_PLUGIN([rdrand], [s charon scepclient pki scripts medsrv attest nm cmd aikgen])
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ADD_PLUGIN([random], [s charon scepclient pki scripts manager medsrv attest nm cmd aikgen])
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ADD_PLUGIN([nonce], [s charon nm cmd aikgen])
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ADD_PLUGIN([x509], [s charon scepclient pki scripts attest nm cmd aikgen])
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ADD_PLUGIN([x509], [s charon scepclient pki scripts attest nm cmd aikgen fuzz])
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ADD_PLUGIN([revocation], [s charon pki nm cmd])
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ADD_PLUGIN([constraints], [s charon nm cmd])
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ADD_PLUGIN([acert], [s charon])
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ADD_PLUGIN([pubkey], [s charon cmd aikgen])
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ADD_PLUGIN([pkcs1], [s charon scepclient pki scripts manager medsrv attest nm cmd aikgen])
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ADD_PLUGIN([pkcs1], [s charon scepclient pki scripts manager medsrv attest nm cmd aikgen fuzz])
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ADD_PLUGIN([pkcs7], [s charon scepclient pki scripts nm cmd])
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ADD_PLUGIN([pkcs8], [s charon scepclient pki scripts manager medsrv attest nm cmd])
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ADD_PLUGIN([pkcs12], [s charon scepclient pki scripts cmd])
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@ -1355,13 +1362,13 @@ ADD_PLUGIN([dnskey], [s charon pki])
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ADD_PLUGIN([sshkey], [s charon pki nm cmd])
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ADD_PLUGIN([dnscert], [c charon])
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ADD_PLUGIN([ipseckey], [c charon])
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ADD_PLUGIN([pem], [s charon scepclient pki scripts manager medsrv attest nm cmd aikgen])
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ADD_PLUGIN([pem], [s charon scepclient pki scripts manager medsrv attest nm cmd aikgen fuzz])
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ADD_PLUGIN([padlock], [s charon])
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ADD_PLUGIN([openssl], [s charon scepclient pki scripts manager medsrv attest nm cmd aikgen])
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ADD_PLUGIN([gcrypt], [s charon scepclient pki scripts manager medsrv attest nm cmd aikgen])
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ADD_PLUGIN([af-alg], [s charon scepclient pki scripts medsrv attest nm cmd aikgen])
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ADD_PLUGIN([fips-prf], [s charon nm cmd])
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ADD_PLUGIN([gmp], [s charon scepclient pki scripts manager medsrv attest nm cmd aikgen])
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ADD_PLUGIN([gmp], [s charon scepclient pki scripts manager medsrv attest nm cmd aikgen fuzz])
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ADD_PLUGIN([curve25519], [s charon pki scripts nm cmd])
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ADD_PLUGIN([agent], [s charon nm cmd])
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ADD_PLUGIN([keychain], [s charon cmd])
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@ -1462,6 +1469,7 @@ AC_SUBST(attest_plugins)
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AC_SUBST(scepclient_plugins)
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AC_SUBST(pki_plugins)
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AC_SUBST(scripts_plugins)
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AC_SUBST(fuzz_plugins)
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AC_SUBST(manager_plugins)
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AC_SUBST(medsrv_plugins)
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AC_SUBST(nm_plugins)
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@ -1646,6 +1654,7 @@ AM_CONDITIONAL(USE_NM, test x$nm = xtrue)
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AM_CONDITIONAL(USE_PKI, test x$pki = xtrue)
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AM_CONDITIONAL(USE_SCEPCLIENT, test x$scepclient = xtrue)
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AM_CONDITIONAL(USE_SCRIPTS, test x$scripts = xtrue)
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AM_CONDITIONAL(USE_FUZZING, test x$fuzzing = xtrue)
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AM_CONDITIONAL(USE_CONFTEST, test x$conftest = xtrue)
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AM_CONDITIONAL(USE_LIBSTRONGSWAN, test x$charon = xtrue -o x$pki = xtrue -o x$scepclient = xtrue -o x$conftest = xtrue -o x$fast = xtrue -o x$imcv = xtrue -o x$nm = xtrue -o x$tkm = xtrue -o x$cmd = xtrue -o x$tls = xtrue -o x$tnc_tnccs = xtrue -o x$aikgen = xtrue -o x$svc = xtrue -o x$systemd = xtrue)
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AM_CONDITIONAL(USE_LIBCHARON, test x$charon = xtrue -o x$conftest = xtrue -o x$nm = xtrue -o x$tkm = xtrue -o x$cmd = xtrue -o x$svc = xtrue -o x$systemd = xtrue)
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@ -1734,6 +1743,7 @@ AC_SUBST(strongswan_options)
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AC_CONFIG_FILES([
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Makefile
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conf/Makefile
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fuzz/Makefile
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man/Makefile
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init/Makefile
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init/systemd/Makefile
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@ -0,0 +1 @@
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fuzz_certs
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@ -0,0 +1,12 @@
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AM_CPPFLAGS = \
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-I$(top_srcdir)/src/libstrongswan \
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-DPLUGINDIR=\""$(abs_top_builddir)/src/libstrongswan/plugins\"" \
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-DPLUGINS="\"${fuzz_plugins}\""
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noinst_PROGRAMS = fuzz_certs
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fuzz_certs_SOURCES = fuzz_certs.c
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fuzz_certs_LDFLAGS = libFuzzer.a -lstdc++
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fuzz_certs_LDADD = $(top_builddir)/src/libstrongswan/libstrongswan.la
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@ -0,0 +1,40 @@
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/*
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* Copyright (C) 2017 Tobias Brunner
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* HSR Hochschule fuer Technik Rapperswil
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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#include <library.h>
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#include <utils/debug.h>
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int LLVMFuzzerTestOneInput(const uint8_t *buf, size_t len)
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{
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certificate_t *cert;
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chunk_t chunk;
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dbg_default_set_level(-1);
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library_init(NULL, "fuzz_certs");
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plugin_loader_add_plugindirs(PLUGINDIR, PLUGINS);
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if (!lib->plugins->load(lib->plugins, PLUGINS))
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{
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return 1;
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}
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chunk = chunk_create((u_char*)buf, len);
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cert = lib->creds->create(lib->creds, CRED_CERTIFICATE, CERT_X509,
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BUILD_BLOB, chunk, BUILD_END);
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DESTROY_IF(cert);
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lib->plugins->unload(lib->plugins);
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library_deinit();
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return 0;
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}
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@ -32,7 +32,7 @@ printf-builtin)
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all|coverage)
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CONFIG="--enable-all --disable-android-dns --disable-android-log
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--disable-dumm --disable-kernel-pfroute --disable-keychain
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--disable-lock-profiler --disable-padlock
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--disable-lock-profiler --disable-padlock --disable-fuzzing
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--disable-osx-attr --disable-tkm --disable-uci
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--disable-systemd --disable-soup --disable-unwind-backtraces
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--disable-svc --disable-dbghelp-backtraces --disable-socket-win
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