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authorJouni Malinen <j@w1.fi>2015-04-18 08:31:11 (GMT)
committerJouni Malinen <j@w1.fi>2015-04-22 08:44:19 (GMT)
commit46c3befe24be715d2bb8083214f21dfbbebc85f4 (patch)
tree429dd3f9ff1062753793de9f798ea1dc126724ea /tests/eapol-fuzzer
parenta65d7495b52690d3a7d660b8aec50aa22f5ceda6 (diff)
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tests: Add eapol-fuzzer
This program can be used to run fuzzing tests for areas related to EAPOL frame parsing and processing on the supplicant side. Signed-off-by: Jouni Malinen <j@w1.fi>
Diffstat (limited to 'tests/eapol-fuzzer')
-rw-r--r--tests/eapol-fuzzer/Makefile67
-rw-r--r--tests/eapol-fuzzer/eap-req-identity.datbin0 -> 9 bytes
-rw-r--r--tests/eapol-fuzzer/eap-req-sim.datbin0 -> 24 bytes
-rw-r--r--tests/eapol-fuzzer/eapol-fuzzer.c211
-rw-r--r--tests/eapol-fuzzer/eapol-key-m1.datbin0 -> 99 bytes
5 files changed, 278 insertions, 0 deletions
diff --git a/tests/eapol-fuzzer/Makefile b/tests/eapol-fuzzer/Makefile
new file mode 100644
index 0000000..f5a9a57
--- /dev/null
+++ b/tests/eapol-fuzzer/Makefile
@@ -0,0 +1,67 @@
+all: eapol-fuzzer
+
+ifndef CC
+CC=gcc
+endif
+
+ifndef LDO
+LDO=$(CC)
+endif
+
+ifndef CFLAGS
+CFLAGS = -MMD -O2 -Wall -g
+endif
+
+SRC=../../src
+
+CFLAGS += -I$(SRC)
+CFLAGS += -DIEEE8021X_EAPOL
+
+$(SRC)/utils/libutils.a:
+ $(MAKE) -C $(SRC)/utils
+
+$(SRC)/common/libcommon.a:
+ $(MAKE) -C $(SRC)/common
+
+$(SRC)/crypto/libcrypto.a:
+ $(MAKE) -C $(SRC)/crypto
+
+$(SRC)/tls/libtls.a:
+ $(MAKE) -C $(SRC)/tls
+
+$(SRC)/rsn_supp/librsn_supp.a:
+ $(MAKE) -C $(SRC)/rsn_supp
+
+$(SRC)/eapol_supp/libeapol_supp.a:
+ $(MAKE) -C $(SRC)/eapol_supp
+
+$(SRC)/eap_peer/libeap_peer.a:
+ $(MAKE) -C $(SRC)/eap_peer
+
+$(SRC)/eap_common/libeap_common.a:
+ $(MAKE) -C $(SRC)/eap_common
+
+$(SRC)/l2_packet/libl2_packet.a:
+ $(MAKE) -C $(SRC)/l2_packet
+
+LIBS += $(SRC)/common/libcommon.a
+LIBS += $(SRC)/crypto/libcrypto.a
+LIBS += $(SRC)/tls/libtls.a
+LIBS += $(SRC)/rsn_supp/librsn_supp.a
+LIBS += $(SRC)/eapol_supp/libeapol_supp.a
+LIBS += $(SRC)/eap_peer/libeap_peer.a
+LIBS += $(SRC)/eap_common/libeap_common.a
+LIBS += $(SRC)/l2_packet/libl2_packet.a
+LIBS += $(SRC)/utils/libutils.a
+
+ELIBS += $(SRC)/crypto/libcrypto.a
+ELIBS += $(SRC)/tls/libtls.a
+
+eapol-fuzzer: eapol-fuzzer.o $(LIBS)
+ $(LDO) $(LDFLAGS) -o $@ $^ $(LIBS) $(ELIBS)
+
+clean:
+ $(MAKE) -C $(SRC) clean
+ rm -f eapol-fuzzer *~ *.o *.d
+
+-include $(OBJS:%.o=%.d)
diff --git a/tests/eapol-fuzzer/eap-req-identity.dat b/tests/eapol-fuzzer/eap-req-identity.dat
new file mode 100644
index 0000000..768b277
--- /dev/null
+++ b/tests/eapol-fuzzer/eap-req-identity.dat
Binary files differ
diff --git a/tests/eapol-fuzzer/eap-req-sim.dat b/tests/eapol-fuzzer/eap-req-sim.dat
new file mode 100644
index 0000000..eb854aa
--- /dev/null
+++ b/tests/eapol-fuzzer/eap-req-sim.dat
Binary files differ
diff --git a/tests/eapol-fuzzer/eapol-fuzzer.c b/tests/eapol-fuzzer/eapol-fuzzer.c
new file mode 100644
index 0000000..7429ee3
--- /dev/null
+++ b/tests/eapol-fuzzer/eapol-fuzzer.c
@@ -0,0 +1,211 @@
+/*
+ * wpa_supplicant - EAPOL fuzzer
+ * Copyright (c) 2015, Jouni Malinen <j@w1.fi>
+ *
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
+ */
+
+#include "utils/includes.h"
+
+#include "utils/common.h"
+#include "utils/eloop.h"
+#include "eapol_supp/eapol_supp_sm.h"
+#include "rsn_supp/wpa.h"
+
+
+struct arg_ctx {
+ const char *fname;
+ struct wpa_sm *wpa;
+ struct eapol_sm *eapol;
+};
+
+
+static void test_send_eapol(void *eloop_data, void *user_ctx)
+{
+ struct arg_ctx *ctx = eloop_data;
+ char *data;
+ size_t len;
+ u8 src[ETH_ALEN] = { 0x02, 0x00, 0x00, 0x00, 0x00, 0x01 };
+ u8 wpa_ie[200];
+ size_t wpa_ie_len;
+
+ wpa_printf(MSG_INFO, "eapol-fuzzer: Send '%s'", ctx->fname);
+
+ data = os_readfile(ctx->fname, &len);
+ if (!data) {
+ wpa_printf(MSG_ERROR, "Could not read '%s'", ctx->fname);
+ goto out;
+ }
+
+ wpa_hexdump(MSG_MSGDUMP, "fuzzer - EAPOL", data, len);
+
+ eapol_sm_notify_portEnabled(ctx->eapol, TRUE);
+
+ wpa_sm_set_param(ctx->wpa, WPA_PARAM_PROTO, WPA_PROTO_RSN);
+ wpa_sm_set_param(ctx->wpa, WPA_PARAM_RSN_ENABLED, 1);
+ wpa_sm_set_param(ctx->wpa, WPA_PARAM_KEY_MGMT, WPA_KEY_MGMT_PSK);
+ wpa_sm_set_param(ctx->wpa, WPA_PARAM_PAIRWISE, WPA_CIPHER_CCMP);
+ wpa_sm_set_param(ctx->wpa, WPA_PARAM_GROUP, WPA_CIPHER_CCMP);
+
+ wpa_ie_len = sizeof(wpa_ie);
+ wpa_sm_set_assoc_wpa_ie_default(ctx->wpa, wpa_ie, &wpa_ie_len);
+
+ if (eapol_sm_rx_eapol(ctx->eapol, src, (u8 *) data, len) <= 0)
+ wpa_sm_rx_eapol(ctx->wpa, src, (u8 *) data, len);
+
+out:
+ os_free(data);
+ eloop_terminate();
+}
+
+
+static void * get_network_ctx(void *arg)
+{
+ return (void *) 1;
+}
+
+
+static void set_state(void *arg, enum wpa_states state)
+{
+}
+
+
+static void deauthenticate(void *arg, int reason_code)
+{
+}
+
+
+static u8 * alloc_eapol(void *arg, u8 type,
+ const void *data, u16 data_len,
+ size_t *msg_len, void **data_pos)
+{
+ struct ieee802_1x_hdr *hdr;
+
+ *msg_len = sizeof(*hdr) + data_len;
+ hdr = os_malloc(*msg_len);
+ if (hdr == NULL)
+ return NULL;
+
+ hdr->version = 2;
+ hdr->type = type;
+ hdr->length = host_to_be16(data_len);
+
+ if (data)
+ os_memcpy(hdr + 1, data, data_len);
+ else
+ os_memset(hdr + 1, 0, data_len);
+
+ if (data_pos)
+ *data_pos = hdr + 1;
+
+ return (u8 *) hdr;
+}
+
+
+static int ether_send(void *arg, const u8 *dest, u16 proto,
+ const u8 *buf, size_t len)
+{
+ return 0;
+}
+
+
+static int get_bssid(void *ctx, u8 *bssid)
+{
+ return -1;
+}
+
+
+static int eapol_send(void *ctx, int type, const u8 *buf, size_t len)
+{
+ return 0;
+}
+
+
+static int init_wpa(struct arg_ctx *arg)
+{
+ struct wpa_sm_ctx *ctx;
+
+ ctx = os_zalloc(sizeof(*ctx));
+ if (ctx == NULL) {
+ wpa_printf(MSG_ERROR, "Failed to allocate WPA context.");
+ return -1;
+ }
+
+ ctx->ctx = arg;
+ ctx->msg_ctx = arg;
+ ctx->get_network_ctx = get_network_ctx;
+ ctx->set_state = set_state;
+ ctx->deauthenticate = deauthenticate;
+ ctx->alloc_eapol = alloc_eapol;
+ ctx->ether_send = ether_send;
+ ctx->get_bssid = get_bssid;
+
+ arg->wpa = wpa_sm_init(ctx);
+ return arg->wpa ? 0 : -1;
+}
+
+
+static int init_eapol(struct arg_ctx *arg)
+{
+ struct eapol_ctx *ctx;
+
+ ctx = os_zalloc(sizeof(*ctx));
+ if (ctx == NULL) {
+ wpa_printf(MSG_ERROR, "Failed to allocate EAPOL context.");
+ return -1;
+ }
+
+ ctx->ctx = arg;
+ ctx->msg_ctx = arg;
+ ctx->eapol_send = eapol_send;
+
+ arg->eapol = eapol_sm_init(ctx);
+ return arg->eapol ? 0 : -1;
+}
+
+
+int main(int argc, char *argv[])
+{
+ struct arg_ctx ctx;
+ int ret = -1;
+
+ if (argc < 2) {
+ printf("usage: %s <file>\n", argv[0]);
+ return -1;
+ }
+
+ if (os_program_init())
+ return -1;
+
+ wpa_debug_level = 0;
+ wpa_debug_show_keys = 1;
+
+ if (eloop_init()) {
+ wpa_printf(MSG_ERROR, "Failed to initialize event loop");
+ return -1;
+ }
+
+ os_memset(&ctx, 0, sizeof(ctx));
+ ctx.fname = argv[1];
+ if (init_wpa(&ctx) || init_eapol(&ctx))
+ goto fail;
+
+ eloop_register_timeout(0, 0, test_send_eapol, &ctx, NULL);
+
+ wpa_printf(MSG_DEBUG, "Starting eloop");
+ eloop_run();
+ wpa_printf(MSG_DEBUG, "eloop done");
+
+ ret = 0;
+fail:
+ if (ctx.wpa)
+ wpa_sm_deinit(ctx.wpa);
+ if (ctx.eapol)
+ eapol_sm_deinit(ctx.eapol);
+
+ eloop_destroy();
+ os_program_deinit();
+
+ return ret;
+}
diff --git a/tests/eapol-fuzzer/eapol-key-m1.dat b/tests/eapol-fuzzer/eapol-key-m1.dat
new file mode 100644
index 0000000..937721c
--- /dev/null
+++ b/tests/eapol-fuzzer/eapol-key-m1.dat
Binary files differ