Going through everything to test parsing of the basic ML element and the
RNR element is not really feasible for MBSSID mode. As such, add a unit
test to excercise parsing the available links from the RNR, basic ML
element and MBSSID-Index element if present.
Signed-off-by: Benjamin Berg <benjamin.berg@xxxxxxxxx>
Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@xxxxxxxxx>
---
tests/Makefile | 61 +++++++++++++++++++++++++++++-
tests/test-bss.c | 96 ++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 156 insertions(+), 1 deletion(-)
create mode 100644 tests/test-bss.c
diff --git a/tests/Makefile b/tests/Makefile
index 2d2343b640..8ec154bb3e 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -2,7 +2,8 @@ ALL=test-base64 test-md4 test-milenage \
test-rsa-sig-ver \
test-sha1 \
test-https test-https_server \
- test-sha256 test-aes test-x509v3 test-list test-rc4
+ test-sha256 test-aes test-x509v3 test-list test-rc4 \
+ test-bss
include ../src/build.rules
@@ -82,6 +83,63 @@ test-x509v3: $(call BUILDOBJ,test-x509v3.o) $(LIBS)
$(LDO) $(LDFLAGS) -o $@ $< $(LLIBS)
+# We could cut this down more by enabling fewer options (above)
+ELIBS += $(SRC)/crypto/libcrypto.a
+ELIBS += $(SRC)/tls/libtls.a
+
+WPAS_SRC=../wpa_supplicant
+SRC=../src
+WPA_LIBS = $(SRC)/common/libcommon.a
+
+CFLAGS += -I$(SRC) -I$(SRC)/utils -I$(WPAS_SRC)
+
+CFLAGS += -DCONFIG_DRIVER_NONE
+CFLAGS += -DIEEE8021X_EAPOL
+
+WPA_OBJS = $(WPAS_SRC)/bssid_ignore.o
+WPA_OBJS += $(WPAS_SRC)/bss.o
+WPA_OBJS += $(WPAS_SRC)/config.o
+WPA_OBJS += $(WPAS_SRC)/config_file.o
+WPA_OBJS += $(WPAS_SRC)/eap_register.o
+WPA_OBJS += $(WPAS_SRC)/events.o
+WPA_OBJS += $(WPAS_SRC)/notify.o
+WPA_OBJS += $(WPAS_SRC)/offchannel.o
+WPA_OBJS += $(WPAS_SRC)/op_classes.o
+WPA_OBJS += $(WPAS_SRC)/robust_av.o
+WPA_OBJS += $(WPAS_SRC)/rrm.o
+WPA_OBJS += $(WPAS_SRC)/scan.o
+WPA_OBJS += $(WPAS_SRC)/wmm_ac.o
+WPA_OBJS += $(WPAS_SRC)/wpa_supplicant.o
+WPA_OBJS += $(WPAS_SRC)/wpas_glue.o
+WPA_OBJS += $(SRC)/rsn_supp/wpa.o
+WPA_OBJS += $(SRC)/rsn_supp/wpa_ft.o
+WPA_OBJS += $(SRC)/rsn_supp/wpa_ie.o
+WPA_OBJS += $(SRC)/rsn_supp/tdls.o
+WPA_OBJS += $(SRC)/rsn_supp/preauth.o
+WPA_OBJS += $(SRC)/rsn_supp/pmksa_cache.o
+WPA_OBJS += $(SRC)/eapol_supp/eapol_supp_sm.o
+WPA_OBJS += $(SRC)/eap_common/eap_common.o
+WPA_OBJS += $(SRC)/eap_peer/eap.o
+WPA_OBJS += $(SRC)/eap_peer/eap_methods.o
+WPA_OBJS += $(SRC)/drivers/driver_common.o
+WPA_OBJS += $(SRC)/drivers/driver_none.o
+WPA_OBJS += $(SRC)/drivers/drivers.o
+WPA_OBJS += $(SRC)/l2_packet/l2_packet_none.o
+
+_OBJS_VAR := WPA_OBJS
+include ../src/objs.mk
+
+_OBJS_VAR := WPA_LIBS
+include ../src/objs.mk
+
+_OBJS_VAR := ELIBS
+include ../src/objs.mk
+
+LIBS=$(SLIBS) $(DLIBS) $(WPA_LIBS) $(ELIBS)
+
+test-bss: $(call BUILDOBJ,test-bss.o) $(WPA_OBJS) $(LIBS)
+ $(LDO) $(LDFLAGS) -o $@ $< $(LLIBS) $(WPA_CFLAGS) $(WPA_OBJS) $(LIBS)
+
run-tests: $(ALL)
./test-aes
./test-list
@@ -90,6 +148,7 @@ run-tests: $(ALL)
./test-rsa-sig-ver
./test-sha1
./test-sha256
+ ./test-bss
@echo
@echo All tests completed successfully.
diff --git a/tests/test-bss.c b/tests/test-bss.c
new file mode 100644
index 0000000000..3e0900140c
--- /dev/null
+++ b/tests/test-bss.c
@@ -0,0 +1,96 @@
+/*
+ * WPA BSS parsing - test program
+ * Copyright (C) 2023 Intel Corporation
+ *
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
+ */
+
+#include <assert.h>
+
+#include "utils/includes.h"
+
+#include "utils/common.h"
+#include "wpa_supplicant_i.h"
+#include "bss.h"
+
+#define ASSERT_CMP_INT(a, cmp, b) { \
+ ssize_t __a = (a); ssize_t __b = (b); \
+ if (!(__a cmp __b)) { \
+ wpa_printf(MSG_ERROR, "Assertion failed: %ld %s %ld", \
+ __a, #cmp, __b); \
+ abort(); \
+ } \
+ }
+
+void test_parse_basic_ml(struct wpa_supplicant *wpa_s, u8 mld_id)
+{
+ const u8 mld_ie[] = {
+ /* RNR */
+ WLAN_EID_REDUCED_NEIGHBOR_REPORT, 40,
+ 0x00, 0x10, 0x51, 0x01, 0xff, 0x00, 0x11, 0x22,
+ 0x33, 0x44, 0x01, 0x68, 0x05, 0x2d, 0xa6, 0x42,
+ 0xfe, mld_id, 0x10, 0x00, 0x00, 0x10, 0x51, 0x06,
+ 0xff, 0x00, 0x11, 0x22, 0x33, 0x44, 0x02, 0x68,
+ 0x05, 0x2d, 0xa6, 0x42, 0xfe, mld_id, 0x11, 0x00,
+ /* basic ML */
+ WLAN_EID_EXTENSION, 1 + 15, WLAN_EID_EXT_MULTI_LINK,
+ 0xb0, 0x01, 0x0d, 0x02, 0x00, 0x00, 0x00, 0x07,
+ 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00,
+ };
+ const u8 mbssid_idx_ie[] = {
+ WLAN_EID_MULTIPLE_BSSID_INDEX, 1, mld_id,
+ };
+ struct {
+ struct wpa_bss bss;
+ u8 ies[sizeof(mld_ie) + sizeof(mbssid_idx_ie)];
+ } bss;
+ u8 ap_mld_addr[ETH_ALEN];
+ u16 missing_links;
+ u8 ret;
+ u8 ap_mld_id;
+
+ memcpy(bss.bss.ies, mld_ie, sizeof(mld_ie));
+ bss.bss.ie_len = sizeof(mld_ie);
+
+ if (mld_id > 0) {
+ memcpy(bss.bss.ies + sizeof(mld_ie), mbssid_idx_ie,
+ sizeof(mbssid_idx_ie));
+ bss.bss.ie_len += sizeof(mbssid_idx_ie);
+ }
+
+ ret = wpa_bss_parse_basic_ml_element(wpa_s, &bss.bss, ap_mld_addr,
+ &missing_links, NULL, &ap_mld_id);
+
+ ASSERT_CMP_INT(ret, ==, 0);
+ ASSERT_CMP_INT(bss.bss.n_mld_links, ==, 1);
+ ASSERT_CMP_INT(missing_links, ==, 0x0002);
+ ASSERT_CMP_INT(ap_mld_id, ==, mld_id);
+}
+
+#define RUN_TEST(func, ...) do { \
+ func(wpa_s, __VA_ARGS__); \
+ printf("\nok " #func " " #__VA_ARGS__ "\n\n"); \
+ } while (false)
+
+int main(void)
+{
+ struct wpa_interface iface = {
+ .ifname = "dummy",
+ };
+ struct wpa_global *global;
+ struct wpa_params params = {
+ .wpa_debug_level = MSG_DEBUG,
+ };
+ struct wpa_supplicant *wpa_s;
+
+ global = wpa_supplicant_init(¶ms);
+
+ wpa_s = wpa_supplicant_add_iface(global, &iface, NULL);
+ assert(wpa_s);
+
+ RUN_TEST(test_parse_basic_ml, 0);
+ RUN_TEST(test_parse_basic_ml, 1);
+
+ return 0;
+}
--
2.43.0
_______________________________________________
Hostap mailing list
Hostap@xxxxxxxxxxxxxxxxxxx
http://lists.infradead.org/mailman/listinfo/hostap
