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-rw-r--r--test/unit/Makefile.in48
-rw-r--r--test/unit/addrfilt.c83
-rw-r--r--test/unit/clientlog.c94
-rw-r--r--test/unit/cmac.c109
-rw-r--r--test/unit/hash.c124
-rw-r--r--test/unit/hwclock.c84
-rw-r--r--test/unit/keys.c173
-rw-r--r--test/unit/ntp_auth.c305
-rw-r--r--test/unit/ntp_core.c527
-rw-r--r--test/unit/ntp_core.keys8
-rw-r--r--test/unit/ntp_ext.c167
-rw-r--r--test/unit/ntp_sources.c112
-rw-r--r--test/unit/nts_ke.crt8
-rw-r--r--test/unit/nts_ke.key25
-rw-r--r--test/unit/nts_ke_client.c144
-rw-r--r--test/unit/nts_ke_server.c230
-rw-r--r--test/unit/nts_ke_session.c218
-rw-r--r--test/unit/nts_ntp_auth.c112
-rw-r--r--test/unit/nts_ntp_client.c284
-rw-r--r--test/unit/nts_ntp_server.c176
-rw-r--r--test/unit/regress.c119
-rw-r--r--test/unit/samplefilt.c118
-rw-r--r--test/unit/siv.c321
-rw-r--r--test/unit/smooth.c63
-rw-r--r--test/unit/sources.c243
-rw-r--r--test/unit/test.c187
-rw-r--r--test/unit/test.h55
-rw-r--r--test/unit/util.c372
28 files changed, 4509 insertions, 0 deletions
diff --git a/test/unit/Makefile.in b/test/unit/Makefile.in
new file mode 100644
index 0000000..9979840
--- /dev/null
+++ b/test/unit/Makefile.in
@@ -0,0 +1,48 @@
+TEST_WRAPPER =
+CHRONY_SRCDIR = ../..
+
+CC = @CC@
+CFLAGS = @CFLAGS@
+CPPFLAGS = -I$(CHRONY_SRCDIR) @CPPFLAGS@
+LDFLAGS = @LDFLAGS@ @LIBS@ @EXTRA_LIBS@
+
+SHARED_OBJS = test.o
+
+TEST_OBJS := $(sort $(patsubst %.c,%.o,$(wildcard *.c)))
+TESTS := $(patsubst %.o,%.test,$(filter-out $(SHARED_OBJS),$(TEST_OBJS)))
+
+CHRONYD_OBJS := $(patsubst %.o,$(CHRONY_SRCDIR)/%.o,$(filter-out main.o,\
+ $(filter %.o,$(shell $(MAKE) -f $(CHRONY_SRCDIR)/Makefile \
+ print-chronyd-objects NODEPS=1))))
+
+all: $(TESTS)
+
+$(CHRONYD_OBJS): ;
+
+%.test: %.o $(SHARED_OBJS) $(CHRONYD_OBJS)
+ $(CC) $(CFLAGS) -o $@ $(filter-out $(CHRONY_SRCDIR)/$<,$^) $(LDFLAGS)
+
+%.o: %.c
+ $(CC) $(CPPFLAGS) $(CFLAGS) -c $<
+
+check: $(TESTS)
+ @ret=0; \
+ for t in $^; do \
+ $(TEST_WRAPPER) ./$$t || ret=1; \
+ done; \
+ exit $$ret
+
+clean:
+ rm -f *.o *.gcda *.gcno core.* $(TESTS)
+ rm -rf .deps
+
+distclean: clean
+ rm -f Makefile
+
+.deps:
+ @mkdir .deps
+
+.deps/%.d: %.c | .deps
+ @$(CC) -MM $(CPPFLAGS) -MT '$(<:%.c=%.o) $@' $< -o $@
+
+-include $(TEST_OBJS:%.o=.deps/%.d)
diff --git a/test/unit/addrfilt.c b/test/unit/addrfilt.c
new file mode 100644
index 0000000..b236073
--- /dev/null
+++ b/test/unit/addrfilt.c
@@ -0,0 +1,83 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2016
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <addrfilt.c>
+#include <logging.h>
+#include <util.h>
+#include "test.h"
+
+void
+test_unit(void)
+{
+ int i, j, sub, maxsub;
+ IPAddr ip;
+ ADF_AuthTable table;
+
+ table = ADF_CreateTable();
+
+ for (i = 0; i < 100; i++) {
+ for (j = 0; j < 1000; j++) {
+ if (j % 2) {
+ maxsub = 32;
+ TST_GetRandomAddress(&ip, IPADDR_INET4, -1);
+ } else {
+ maxsub = 128;
+ TST_GetRandomAddress(&ip, IPADDR_INET6, -1);
+ }
+
+ DEBUG_LOG("address %s", UTI_IPToString(&ip));
+
+ sub = random() % (maxsub + 1);
+
+ TEST_CHECK(!ADF_IsAllowed(table, &ip));
+ ADF_Allow(table, &ip, sub);
+ TEST_CHECK(ADF_IsAllowed(table, &ip));
+
+ if (sub < maxsub) {
+ TST_SwapAddressBit(&ip, sub);
+ TEST_CHECK(ADF_IsAllowed(table, &ip));
+ }
+
+ if (sub > 0) {
+ TST_SwapAddressBit(&ip, sub - 1);
+ TEST_CHECK(!ADF_IsAllowed(table, &ip));
+ if (sub % 4 != 1) {
+ ADF_Deny(table, &ip, sub - 1);
+ TST_SwapAddressBit(&ip, sub - 1);
+ TEST_CHECK(!ADF_IsAllowed(table, &ip));
+ }
+ }
+
+ if (sub > 4) {
+ ADF_AllowAll(table, &ip, sub - 4);
+ TEST_CHECK(ADF_IsAllowed(table, &ip));
+ }
+
+ ADF_DenyAll(table, &ip, 0);
+ }
+
+ ip.family = IPADDR_INET4;
+ ADF_DenyAll(table, &ip, 0);
+ ip.family = IPADDR_INET6;
+ ADF_DenyAll(table, &ip, 0);
+ }
+
+ ADF_DestroyTable(table);
+}
diff --git a/test/unit/clientlog.c b/test/unit/clientlog.c
new file mode 100644
index 0000000..850cedf
--- /dev/null
+++ b/test/unit/clientlog.c
@@ -0,0 +1,94 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2016
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <config.h>
+#include "test.h"
+
+#if defined(FEAT_NTP) || defined(FEAT_CMDMON)
+
+#include <clientlog.c>
+
+void
+test_unit(void)
+{
+ int i, j, index;
+ CLG_Service s;
+ struct timespec ts;
+ IPAddr ip;
+ char conf[][100] = {
+ "clientloglimit 10000",
+ "ratelimit interval 3 burst 4 leak 3",
+ "cmdratelimit interval 3 burst 4 leak 3",
+ "ntsratelimit interval 6 burst 8 leak 3",
+ };
+
+ CNF_Initialise(0, 0);
+ for (i = 0; i < sizeof conf / sizeof conf[0]; i++)
+ CNF_ParseLine(NULL, i + 1, conf[i]);
+
+ CLG_Initialise();
+
+ TEST_CHECK(ARR_GetSize(records) == 16);
+
+ for (i = 0; i < 500; i++) {
+ DEBUG_LOG("iteration %d", i);
+
+ ts.tv_sec = (time_t)random() & 0x0fffffff;
+ ts.tv_nsec = 0;
+
+ for (j = 0; j < 1000; j++) {
+ TST_GetRandomAddress(&ip, IPADDR_UNSPEC, i % 8 ? -1 : i / 8 % 9);
+ DEBUG_LOG("address %s", UTI_IPToString(&ip));
+
+ s = random() % MAX_SERVICES;
+ index = CLG_LogServiceAccess(s, &ip, &ts);
+ TEST_CHECK(index >= 0);
+ CLG_LimitServiceRate(s, index);
+
+ UTI_AddDoubleToTimespec(&ts, (1 << random() % 14) / 100.0, &ts);
+ }
+ }
+
+ DEBUG_LOG("records %u", ARR_GetSize(records));
+ TEST_CHECK(ARR_GetSize(records) == 64);
+
+ s = CLG_NTP;
+
+ for (i = j = 0; i < 10000; i++) {
+ ts.tv_sec += 1;
+ index = CLG_LogServiceAccess(s, &ip, &ts);
+ TEST_CHECK(index >= 0);
+ if (!CLG_LimitServiceRate(s, index))
+ j++;
+ }
+
+ DEBUG_LOG("requests %d responses %d", i, j);
+ TEST_CHECK(j * 4 < i && j * 6 > i);
+
+ CLG_Finalise();
+ CNF_Finalise();
+}
+#else
+void
+test_unit(void)
+{
+ TEST_REQUIRE(0);
+}
+#endif
diff --git a/test/unit/cmac.c b/test/unit/cmac.c
new file mode 100644
index 0000000..be4ffbb
--- /dev/null
+++ b/test/unit/cmac.c
@@ -0,0 +1,109 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2019
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <config.h>
+#include <sysincl.h>
+#include <cmac.h>
+#include <logging.h>
+#include <util.h>
+#include "test.h"
+
+#define MAX_KEY_LENGTH 64
+#define MAX_HASH_LENGTH 64
+
+struct cmac_test {
+ const char *name;
+ const unsigned char key[MAX_KEY_LENGTH];
+ int key_length;
+ const unsigned char hash[MAX_HASH_LENGTH];
+ int hash_length;
+};
+
+void
+test_unit(void)
+{
+ unsigned char data[] = "abcdefghijklmnopqrstuvwxyz0123456789";
+ unsigned char hash[MAX_HASH_LENGTH];
+ struct cmac_test tests[] = {
+ { "AES128", "\xfc\x24\x97\x1b\x52\x66\xdc\x46\xef\xe0\xe8\x08\x46\x89\xb6\x88", 16,
+ "\xaf\x3c\xfe\xc2\x66\x71\x08\x04\xd4\xaf\x5b\x16\x2b\x11\xf4\x85", 16 },
+ { "AES256", "\x14\x02\x8e\x7d\x17\x3c\x2f\x4e\x17\x0f\x37\x96\xc3\x2c\xc5\x99"
+ "\x18\xdd\x55\x23\xb7\xd7\x9b\xc5\x76\x36\x88\x3f\xc5\x82\xb5\x83", 32,
+ "\xfe\xf7\x94\x96\x14\x04\x11\x0b\x87\xe4\xd4\x3f\x81\xb3\xb2\x2d", 16 },
+ { "", "", 0, "", 0 }
+ };
+
+ CMC_Algorithm algorithm;
+ CMC_Instance inst;
+ int i, j, length;
+
+#ifndef HAVE_CMAC
+ TEST_REQUIRE(0);
+#endif
+
+ TEST_CHECK(CMC_INVALID == 0);
+
+ for (i = 0; tests[i].name[0] != '\0'; i++) {
+ algorithm = UTI_CmacNameToAlgorithm(tests[i].name);
+ TEST_CHECK(algorithm != 0);
+ TEST_CHECK(CMC_GetKeyLength(algorithm) == tests[i].key_length);
+
+ DEBUG_LOG("testing %s", tests[i].name);
+
+ for (j = -1; j <= 128; j++) {
+ if (j == tests[i].key_length)
+ continue;
+ TEST_CHECK(!CMC_CreateInstance(algorithm, tests[i].key, j));
+ }
+
+ inst = CMC_CreateInstance(algorithm, tests[i].key, tests[i].key_length);
+ TEST_CHECK(inst);
+
+ TEST_CHECK(!CMC_CreateInstance(0, tests[i].key, tests[i].key_length));
+
+ TEST_CHECK(CMC_Hash(inst, data, -1, hash, sizeof (hash)) == 0);
+ TEST_CHECK(CMC_Hash(inst, data, sizeof (data) - 1, hash, -1) == 0);
+
+ for (j = 0; j <= sizeof (hash); j++) {
+ memset(hash, 0, sizeof (hash));
+ length = CMC_Hash(inst, data, sizeof (data) - 1, hash, j);
+
+#if 0
+ for (int k = 0; k < length; k++)
+ printf("\\x%02x", hash[k]);
+ printf("\n");
+#endif
+
+ if (j >= tests[i].hash_length)
+ TEST_CHECK(length == tests[i].hash_length);
+ else
+ TEST_CHECK(length == j);
+
+ TEST_CHECK(!memcmp(hash, tests[i].hash, length));
+ }
+
+ for (j = 0; j < sizeof (data); j++) {
+ length = CMC_Hash(inst, data, j, hash, sizeof (hash));
+ TEST_CHECK(length == tests[i].hash_length);
+ }
+
+ CMC_DestroyInstance(inst);
+ }
+}
diff --git a/test/unit/hash.c b/test/unit/hash.c
new file mode 100644
index 0000000..d57c915
--- /dev/null
+++ b/test/unit/hash.c
@@ -0,0 +1,124 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2018
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <config.h>
+#include <sysincl.h>
+#include <hash.h>
+#include <logging.h>
+#include <util.h>
+#include "test.h"
+
+struct hash_test {
+ const char *name;
+ const unsigned char out[MAX_HASH_LENGTH];
+ int length;
+};
+
+void
+test_unit(void)
+{
+ unsigned char data1[] = "abcdefghijklmnopqrstuvwxyz";
+ unsigned char data2[] = "12345678910";
+ unsigned char out[MAX_HASH_LENGTH];
+ struct hash_test tests[] = {
+ { "MD5", "\xfc\x24\x97\x1b\x52\x66\xdc\x46\xef\xe0\xe8\x08\x46\x89\xb6\x88", 16 },
+ { "SHA1", "\xd8\x85\xb3\x86\xce\xea\x93\xeb\x92\xcd\x7b\x94\xb9\x8d\xc2\x8e"
+ "\x3e\x31\x13\xdd", 20},
+ { "SHA256", "\x0e\x35\x14\xe7\x15\x7a\x1d\xdd\xea\x11\x78\xd3\x41\xf6\xb9\x3e"
+ "\xa0\x42\x96\x73\x3c\x54\x74\x0b\xfa\x6b\x9e\x29\x59\xad\x69\xd3", 32 },
+ { "SHA384", "\x2c\xeb\xbd\x4d\x95\xed\xad\x03\xed\x80\xc4\xf3\xa6\x10\x21\xde"
+ "\x40\x69\x54\xed\x42\x70\xb8\x95\xb0\x6f\x01\x1d\x04\xdf\x57\xbc"
+ "\x1d\xb5\x85\xbf\x4f\x03\x88\xd5\x83\x93\xbc\x81\x90\xb0\xa9\x9b", 48 },
+ { "SHA512", "\x20\xba\xec\xcb\x68\x98\x33\x5b\x70\x26\x63\x13\xe2\xf7\x0e\x67"
+ "\x08\xf3\x77\x4f\xbd\xeb\xc4\xa8\xc5\x94\xe2\x39\x40\x7e\xed\x0b"
+ "\x69\x0e\x18\xa5\xa2\x03\x73\xe7\x1d\x20\x7d\x3f\xc8\x70\x2d\x64"
+ "\x9e\x89\x6d\x20\x6a\x4a\x5a\x46\xe7\x4f\x2c\xf9\x0f\x0a\x54\xdc", 64 },
+ { "SHA3-224", "\x3b\xa2\x22\x28\xdd\x26\x18\xec\x3b\xb9\x25\x39\x5e\xbd\x94\x25"
+ "\xd4\x20\x8a\x76\x76\xc0\x3c\x5d\x9e\x0a\x06\x46", 28},
+ { "SHA3-256", "\x26\xd1\x19\xb2\xc1\x64\xc8\xb8\x10\xd8\xa8\x1c\xb6\xa4\x0d\x29"
+ "\x09\xc9\x8e\x2e\x2d\xde\x7a\x74\x8c\x43\x70\xb8\xaa\x0f\x09\x17", 32 },
+ { "SHA3-384", "\x6a\x64\xb9\x89\x08\x29\xd0\xa7\x4b\x84\xba\xa6\x65\xf5\xe7\x54"
+ "\xe2\x18\x12\xc3\x63\x34\xc6\xba\x26\xf5\x6e\x99\xe2\x54\xcc\x9d"
+ "\x01\x10\x9d\xee\x35\x38\x04\x83\xe5\x71\x70\xd8\xc8\x99\x96\xd8", 48 },
+ { "SHA3-512", "\xa8\xe3\x2b\x65\x1f\x87\x90\x73\x19\xc8\xa0\x3f\xe3\x85\x60\x3c"
+ "\x39\xfc\xcb\xc1\x29\xe1\x23\x7d\x8b\x56\x54\xe3\x08\x9d\xf9\x74"
+ "\x78\x69\x2e\x3c\x7e\x51\x1e\x9d\xab\x09\xbe\xe7\x6b\x1a\xa1\x22"
+ "\x93\xb1\x2b\x82\x9d\x1e\xcf\xa8\x99\xc5\xec\x7b\x1d\x89\x07\x2b", 64 },
+ { "TIGER", "\x1c\xcd\x68\x74\xca\xd6\xd5\x17\xba\x3e\x82\xaf\xbd\x70\xdc\x66"
+ "\x99\xaa\xae\x16\x72\x59\xd1\x64", 24},
+ { "WHIRLPOOL", "\xe3\xcd\xe6\xbf\xe1\x8c\xe4\x4d\xc8\xb4\xa5\x7c\x36\x8d\xc8\x8a"
+ "\x8b\xad\x52\x24\xc0\x4e\x99\x5b\x7e\x86\x94\x2d\x10\x56\x12\xa3"
+ "\x29\x2a\x65\x0f\x9e\x07\xbc\x15\x21\x14\xe6\x07\xfc\xe6\xb9\x2f"
+ "\x13\xe2\x57\xe9\x0a\xb0\xd2\xf4\xa3\x20\x36\x9c\x88\x92\x8e\xc9", 64 },
+ { "", "", 0 }
+ };
+
+ HSH_Algorithm algorithm;
+ int i, j, hash_id, length;
+
+ TEST_CHECK(HSH_INVALID == 0);
+
+ for (i = 0; tests[i].name[0] != '\0'; i++) {
+ algorithm = UTI_HashNameToAlgorithm(tests[i].name);
+ TEST_CHECK(algorithm != 0);
+ hash_id = HSH_GetHashId(algorithm);
+ if (hash_id < 0) {
+ TEST_CHECK(algorithm != HSH_MD5);
+#ifdef FEAT_SECHASH
+ TEST_CHECK(algorithm != HSH_SHA1);
+ TEST_CHECK(algorithm != HSH_SHA256);
+ TEST_CHECK(algorithm != HSH_SHA384);
+ TEST_CHECK(algorithm != HSH_SHA512);
+#endif
+ continue;
+ }
+
+ DEBUG_LOG("testing %s", tests[i].name);
+
+ TEST_CHECK(HSH_Hash(hash_id, data1, -1, NULL, 0, out, sizeof (out)) == 0);
+ TEST_CHECK(HSH_Hash(hash_id, data1, sizeof (data1) - 1, data2, -1, out, sizeof (out)) == 0);
+ TEST_CHECK(HSH_Hash(hash_id, data1, sizeof (data1) - 1, NULL, 0, out, -1) == 0);
+
+ for (j = 0; j <= sizeof (out); j++) {
+ TEST_CHECK(HSH_GetHashId(algorithm) == hash_id);
+ TEST_CHECK(HSH_GetHashId(0) < 0);
+
+ memset(out, 0, sizeof (out));
+ length = HSH_Hash(hash_id, data1, sizeof (data1) - 1, data2, sizeof (data2) - 1,
+ out, j);
+
+ if (j >= tests[i].length)
+ TEST_CHECK(length == tests[i].length);
+ else
+ TEST_CHECK(length == j);
+
+ TEST_CHECK(!memcmp(out, tests[i].out, length));
+ }
+
+ for (j = 0; j < 10000; j++) {
+ length = HSH_Hash(hash_id, data1, random() % sizeof (data1),
+ random() % 2 ? data2 : NULL, random() % sizeof (data2),
+ out, sizeof (out));
+ TEST_CHECK(length == tests[i].length);
+ }
+ }
+
+ HSH_Finalise();
+}
diff --git a/test/unit/hwclock.c b/test/unit/hwclock.c
new file mode 100644
index 0000000..6462c5c
--- /dev/null
+++ b/test/unit/hwclock.c
@@ -0,0 +1,84 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2016-2018
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <hwclock.c>
+#include "test.h"
+
+void
+test_unit(void)
+{
+ struct timespec start_hw_ts, start_local_ts, hw_ts, local_ts, ts;
+ HCL_Instance clock;
+ double freq, jitter, interval, dj, sum;
+ int i, j, k, count;
+
+ LCL_Initialise();
+
+ for (i = 1; i <= 8; i++) {
+ clock = HCL_CreateInstance(random() % (1 << i), 1 << i, 1.0);
+
+ for (j = 0, count = 0, sum = 0.0; j < 100; j++) {
+ UTI_ZeroTimespec(&start_hw_ts);
+ UTI_ZeroTimespec(&start_local_ts);
+ UTI_AddDoubleToTimespec(&start_hw_ts, TST_GetRandomDouble(0.0, 1e9), &start_hw_ts);
+ UTI_AddDoubleToTimespec(&start_local_ts, TST_GetRandomDouble(0.0, 1e9), &start_local_ts);
+
+ DEBUG_LOG("iteration %d", j);
+
+ freq = TST_GetRandomDouble(0.9, 1.1);
+ jitter = TST_GetRandomDouble(10.0e-9, 1000.0e-9);
+ interval = TST_GetRandomDouble(0.1, 10.0);
+
+ clock->n_samples = 0;
+ clock->valid_coefs = 0;
+
+ for (k = 0; k < 100; k++) {
+ UTI_AddDoubleToTimespec(&start_hw_ts, k * interval * freq, &hw_ts);
+ UTI_AddDoubleToTimespec(&start_local_ts, k * interval, &local_ts);
+ if (HCL_CookTime(clock, &hw_ts, &ts, NULL)) {
+ dj = fabs(UTI_DiffTimespecsToDouble(&ts, &local_ts) / jitter);
+ DEBUG_LOG("delta/jitter %f", dj);
+ if (clock->n_samples >= clock->max_samples / 2)
+ sum += dj, count++;
+ TEST_CHECK(clock->n_samples < 4 || dj <= 4.0);
+ TEST_CHECK(clock->n_samples < 8 || dj <= 3.0);
+ }
+
+ UTI_AddDoubleToTimespec(&start_hw_ts, k * interval * freq + TST_GetRandomDouble(-jitter, jitter), &hw_ts);
+
+ if (HCL_NeedsNewSample(clock, &local_ts))
+ HCL_AccumulateSample(clock, &hw_ts, &local_ts, 2.0 * jitter);
+
+ TEST_CHECK(clock->valid_coefs || clock->n_samples < 2);
+
+ if (!clock->valid_coefs)
+ continue;
+
+ TEST_CHECK(fabs(clock->offset) <= 2.0 * jitter);
+ }
+ }
+
+ TEST_CHECK(sum / count < 2.4 / sqrt(clock->max_samples));
+
+ HCL_DestroyInstance(clock);
+ }
+
+ LCL_Finalise();
+}
diff --git a/test/unit/keys.c b/test/unit/keys.c
new file mode 100644
index 0000000..aa5e649
--- /dev/null
+++ b/test/unit/keys.c
@@ -0,0 +1,173 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2017
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <config.h>
+#include "test.h"
+
+#if defined(FEAT_NTP) || defined(FEAT_CMDMON)
+
+#include <keys.c>
+
+#define KEYS 100
+#define KEYFILE "keys.test-keys"
+
+static
+uint32_t write_random_key(FILE *f)
+{
+ const char *type, *prefix;
+ char key[128];
+ uint32_t id;
+ int i, length;
+
+ length = random() % sizeof (key) + 1;
+ length = MAX(length, 4);
+ prefix = random() % 2 ? "HEX:" : "";
+
+ switch (random() % 8) {
+#ifdef FEAT_SECHASH
+ case 0:
+ type = "SHA1";
+ break;
+ case 1:
+ type = "SHA256";
+ break;
+ case 2:
+ type = "SHA384";
+ break;
+ case 3:
+ type = "SHA512";
+ break;
+#endif
+#ifdef HAVE_CMAC
+ case 4:
+ type = "AES128";
+ length = prefix[0] == '\0' ? 8 : 16;
+ break;
+ case 5:
+ type = "AES256";
+ length = prefix[0] == '\0' ? 16 : 32;
+ break;
+#endif
+ case 6:
+ type = "MD5";
+ break;
+ default:
+ type = "";
+ }
+
+ UTI_GetRandomBytes(&id, sizeof (id));
+ UTI_GetRandomBytes(key, length);
+
+ fprintf(f, "%u %s %s", id, type, prefix);
+ for (i = 0; i < length; i++)
+ fprintf(f, "%02hhX", key[i]);
+ fprintf(f, "\n");
+
+ return id;
+}
+
+static void
+generate_key_file(const char *name, uint32_t *keys)
+{
+ FILE *f;
+ int i;
+
+ f = fopen(name, "w");
+ TEST_CHECK(f);
+ for (i = 0; i < KEYS; i++)
+ keys[i] = write_random_key(f);
+ fclose(f);
+}
+
+void
+test_unit(void)
+{
+ int i, j, data_len, auth_len, type, bits;
+ uint32_t keys[KEYS], key;
+ unsigned char data[100], auth[MAX_HASH_LENGTH];
+ char conf[][100] = {
+ "keyfile "KEYFILE
+ };
+
+ CNF_Initialise(0, 0);
+ for (i = 0; i < sizeof conf / sizeof conf[0]; i++)
+ CNF_ParseLine(NULL, i + 1, conf[i]);
+
+ generate_key_file(KEYFILE, keys);
+ KEY_Initialise();
+
+ for (i = 0; i < 100; i++) {
+ DEBUG_LOG("iteration %d", i);
+
+ if (i) {
+ generate_key_file(KEYFILE, keys);
+ KEY_Reload();
+ }
+
+ UTI_GetRandomBytes(data, sizeof (data));
+
+ for (j = 0; j < KEYS; j++) {
+ TEST_CHECK(KEY_KeyKnown(keys[j]));
+ TEST_CHECK(KEY_GetAuthLength(keys[j]) >= 16);
+
+ data_len = random() % (sizeof (data) + 1);
+ auth_len = KEY_GenerateAuth(keys[j], data, data_len, auth, sizeof (auth));
+ TEST_CHECK(auth_len >= 16);
+
+ TEST_CHECK(KEY_CheckAuth(keys[j], data, data_len, auth, auth_len, auth_len));
+
+ if (j > 0 && keys[j - 1] != keys[j])
+ TEST_CHECK(!KEY_CheckAuth(keys[j - 1], data, data_len, auth, auth_len, auth_len));
+
+ auth_len = random() % auth_len + 1;
+ if (auth_len < MAX_HASH_LENGTH)
+ auth[auth_len]++;
+ TEST_CHECK(KEY_CheckAuth(keys[j], data, data_len, auth, auth_len, auth_len));
+
+ auth[auth_len - 1]++;
+ TEST_CHECK(!KEY_CheckAuth(keys[j], data, data_len, auth, auth_len, auth_len));
+
+ TEST_CHECK(KEY_GetKeyInfo(keys[j], &type, &bits));
+ TEST_CHECK(type > 0 && bits > 0);
+ }
+
+ for (j = 0; j < 1000; j++) {
+ UTI_GetRandomBytes(&key, sizeof (key));
+ if (KEY_KeyKnown(key))
+ continue;
+ TEST_CHECK(!KEY_GetKeyInfo(key, &type, &bits));
+ TEST_CHECK(!KEY_GenerateAuth(key, data, data_len, auth, sizeof (auth)));
+ TEST_CHECK(!KEY_CheckAuth(key, data, data_len, auth, auth_len, auth_len));
+ }
+ }
+
+ unlink(KEYFILE);
+
+ KEY_Finalise();
+ CNF_Finalise();
+ HSH_Finalise();
+}
+#else
+void
+test_unit(void)
+{
+ TEST_REQUIRE(0);
+}
+#endif
diff --git a/test/unit/ntp_auth.c b/test/unit/ntp_auth.c
new file mode 100644
index 0000000..c83cf29
--- /dev/null
+++ b/test/unit/ntp_auth.c
@@ -0,0 +1,305 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2020
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <config.h>
+#include <sysincl.h>
+#include <conf.h>
+#include <keys.h>
+#include <local.h>
+#include <ntp_ext.h>
+#include <ntp_signd.h>
+#include <nts_ntp_server.h>
+#include <socket.h>
+#include "test.h"
+
+#ifdef FEAT_NTP
+
+#include <ntp_auth.c>
+
+static void
+prepare_packet(NTP_AuthMode auth_mode, NTP_Packet *packet, NTP_PacketInfo *info, int req)
+{
+ unsigned char buf[64];
+ int i, version;
+ NTP_Mode mode;
+
+ switch (auth_mode) {
+ case NTP_AUTH_MSSNTP:
+ case NTP_AUTH_MSSNTP_EXT:
+ version = 3;
+ mode = random() % 2 ? (req ? MODE_CLIENT : MODE_SERVER) :
+ (req ? MODE_ACTIVE : MODE_PASSIVE);
+ break;
+ case NTP_AUTH_NTS:
+ version = 4;
+ mode = req ? MODE_CLIENT : MODE_SERVER;
+ break;
+ default:
+ version = 3 + random() % 2;
+ mode = random() % 2 ? (req ? MODE_CLIENT : MODE_SERVER) :
+ (req ? MODE_ACTIVE : MODE_PASSIVE);
+ break;
+ }
+
+ memset(packet, 0, sizeof (*packet));
+ memset(info, 0, sizeof (*info));
+ packet->lvm = NTP_LVM(LEAP_Normal, version, mode);
+ info->length = NTP_HEADER_LENGTH;
+ info->version = version;
+ info->mode = mode;
+
+ if (version == 4) {
+ memset(buf, 0, sizeof (buf));
+ for (i = random() % 5; i > 0; i--)
+ TEST_CHECK(NEF_AddField(packet, info, 0, buf, sizeof (buf)));
+ }
+}
+
+static void
+add_dummy_auth(NTP_AuthMode auth_mode, uint32_t key_id, NTP_Packet *packet, NTP_PacketInfo *info)
+{
+ unsigned char buf[64];
+ int len, fill;
+
+ info->auth.mode = auth_mode;
+
+ switch (auth_mode) {
+ case NTP_AUTH_NONE:
+ break;
+ case NTP_AUTH_SYMMETRIC:
+ case NTP_AUTH_MSSNTP:
+ case NTP_AUTH_MSSNTP_EXT:
+ switch (auth_mode) {
+ case NTP_AUTH_SYMMETRIC:
+ len = 16 + random() % 2 * 4;
+ fill = 1 + random() % 255;
+ break;
+ case NTP_AUTH_MSSNTP:
+ len = 16;
+ fill = 0;
+ break;
+ case NTP_AUTH_MSSNTP_EXT:
+ len = 68;
+ fill = 0;
+ break;
+ default:
+ assert(0);
+ }
+
+ assert(info->length + 4 + len <= sizeof (*packet));
+
+ *(uint32_t *)((unsigned char *)packet + info->length) = htonl(key_id);
+ info->auth.mac.key_id = key_id;
+ info->length += 4;
+
+ memset((unsigned char *)packet + info->length, fill, len);
+ info->length += len;
+ break;
+ case NTP_AUTH_NTS:
+ memset(buf, 0, sizeof (buf));
+ TEST_CHECK(NEF_AddField(packet, info, NTP_EF_NTS_AUTH_AND_EEF, buf, sizeof (buf)));
+ break;
+ default:
+ assert(0);
+ }
+}
+
+void
+test_unit(void)
+{
+ int i, j, can_auth_req, can_auth_res;
+ NTP_PacketInfo req_info, res_info;
+ NTP_Packet req, res;
+ NAU_Instance inst;
+ RPT_AuthReport report;
+ NTP_AuthMode mode;
+ IPSockAddr nts_addr;
+ uint32_t key_id, kod;
+ char conf[][100] = {
+ "keyfile ntp_core.keys"
+ };
+
+ CNF_Initialise(0, 0);
+ for (i = 0; i < sizeof conf / sizeof conf[0]; i++)
+ CNF_ParseLine(NULL, i + 1, conf[i]);
+
+ LCL_Initialise();
+
+ TST_SuspendLogging();
+ KEY_Initialise();
+ TST_ResumeLogging();
+
+ NSD_Initialise();
+ NNS_Initialise();
+
+ SCK_GetAnyLocalIPAddress(IPADDR_INET4, &nts_addr.ip_addr);
+ nts_addr.port = 0;
+
+ for (i = 0; i < 1000; i++) {
+ TST_SuspendLogging();
+
+ key_id = INACTIVE_AUTHKEY;
+
+ switch (i % 5) {
+ case 0:
+ inst = NAU_CreateNoneInstance();
+ TEST_CHECK(!NAU_IsAuthEnabled(inst));
+ TEST_CHECK(NAU_GetSuggestedNtpVersion(inst) == 4);
+ mode = NTP_AUTH_NONE;
+ can_auth_req = 1;
+ can_auth_res = 1;
+ break;
+ case 1:
+ key_id = random() % 7 + 2;
+ inst = NAU_CreateSymmetricInstance(key_id);
+ TEST_CHECK(NAU_IsAuthEnabled(inst));
+ TEST_CHECK(NAU_GetSuggestedNtpVersion(inst) ==
+ (KEY_KeyKnown(inst->key_id) && KEY_GetAuthLength(inst->key_id) > 20 ? 3 : 4));
+ mode = NTP_AUTH_SYMMETRIC;
+ can_auth_req = KEY_KeyKnown(key_id);
+ can_auth_res = can_auth_req;
+ break;
+ case 2:
+ inst = NAU_CreateNtsInstance(&nts_addr, "test", &nts_addr);
+ TEST_CHECK(NAU_IsAuthEnabled(inst));
+ TEST_CHECK(NAU_GetSuggestedNtpVersion(inst) == 4);
+ mode = NTP_AUTH_NTS;
+ can_auth_req = 0;
+ can_auth_res = 0;
+ break;
+ case 3:
+ key_id = 1 + random() % 100;
+ inst = NULL;
+ mode = NTP_AUTH_MSSNTP;
+ can_auth_req = 1;
+ can_auth_res = 0;
+ break;
+ case 4:
+ key_id = 1 + random() % 100;
+ inst = NULL;
+ mode = NTP_AUTH_MSSNTP_EXT;
+ can_auth_req = 0;
+ can_auth_res = 0;
+ break;
+ default:
+ assert(0);
+ }
+
+ TST_ResumeLogging();
+
+ DEBUG_LOG("iteration %d auth=%d key_id=%d", i, (int)mode, (int)key_id);
+
+ prepare_packet(mode, &req, &req_info, 1);
+
+ if (inst) {
+ TEST_CHECK(inst->mode == mode);
+ TEST_CHECK(inst->key_id == key_id);
+
+ NAU_DumpData(inst);
+ NAU_GetReport(inst, &report);
+ if (random() % 2)
+ NAU_ChangeAddress(inst, &nts_addr.ip_addr);
+
+ if (inst->mode == NTP_AUTH_NTS) {
+ TST_SuspendLogging();
+ for (j = random() % 5; j > 0; j--)
+#ifdef FEAT_NTS
+ TEST_CHECK(!NAU_PrepareRequestAuth(inst));
+#else
+ TEST_CHECK(NAU_PrepareRequestAuth(inst));
+#endif
+ TEST_CHECK(!NAU_GenerateRequestAuth(inst, &req, &req_info));
+ TST_ResumeLogging();
+ } else if (can_auth_req) {
+ TEST_CHECK(NAU_PrepareRequestAuth(inst));
+ TEST_CHECK(NAU_GenerateRequestAuth(inst, &req, &req_info));
+ } else {
+ TEST_CHECK(NAU_PrepareRequestAuth(inst));
+ TEST_CHECK(!NAU_GenerateRequestAuth(inst, &req, &req_info));
+ }
+ }
+
+ if (!inst || !can_auth_req)
+ add_dummy_auth(mode, key_id, &req, &req_info);
+
+ TEST_CHECK(req_info.auth.mode == mode);
+
+ memset(&req_info.auth, 0, sizeof (req_info.auth));
+ TEST_CHECK(NAU_ParsePacket(&req, &req_info));
+ TEST_CHECK(req_info.auth.mode == mode);
+ TEST_CHECK(req_info.auth.mac.key_id == key_id);
+
+ kod = 1;
+ TEST_CHECK(NAU_CheckRequestAuth(&req, &req_info, &kod) == can_auth_req);
+ TEST_CHECK(kod == 0);
+
+ if (inst) {
+ for (j = NTP_AUTH_NONE; j <= NTP_AUTH_NTS; j++) {
+ if (j == mode && j == NTP_AUTH_NONE)
+ continue;
+
+ prepare_packet(j, &res, &res_info, 0);
+ add_dummy_auth(j, key_id ? key_id : 1, &res, &res_info);
+
+ TEST_CHECK(res_info.auth.mode == j);
+ TEST_CHECK(!NAU_CheckResponseAuth(inst, &res, &res_info));
+ }
+ }
+
+ prepare_packet(mode, &res, &res_info, 0);
+ TEST_CHECK(NAU_GenerateResponseAuth(&req, &req_info, &res, &res_info, NULL, NULL, kod) ==
+ can_auth_res);
+ if (!can_auth_res)
+ add_dummy_auth(mode, key_id, &res, &res_info);
+
+ memset(&res_info.auth, 0, sizeof (res_info.auth));
+ TEST_CHECK(NAU_ParsePacket(&res, &res_info));
+ TEST_CHECK(res_info.auth.mode == mode);
+ TEST_CHECK(res_info.auth.mac.key_id == key_id);
+
+ if (inst) {
+ if (mode == NTP_AUTH_SYMMETRIC) {
+ res_info.auth.mac.key_id ^= 1;
+ TEST_CHECK(!NAU_CheckResponseAuth(inst, &res, &res_info));
+ res_info.auth.mac.key_id ^= 1;
+ }
+
+ TEST_CHECK(NAU_CheckResponseAuth(inst, &res, &res_info) == can_auth_res);
+
+ NAU_GetReport(inst, &report);
+ NAU_DestroyInstance(inst);
+ }
+ }
+
+ NNS_Finalise();
+ NSD_Finalise();
+ KEY_Finalise();
+ LCL_Finalise();
+ CNF_Finalise();
+ HSH_Finalise();
+}
+
+#else
+void
+test_unit(void)
+{
+ TEST_REQUIRE(0);
+}
+#endif
diff --git a/test/unit/ntp_core.c b/test/unit/ntp_core.c
new file mode 100644
index 0000000..b5c148a
--- /dev/null
+++ b/test/unit/ntp_core.c
@@ -0,0 +1,527 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2017-2018
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <config.h>
+#include <sysincl.h>
+#include <cmdparse.h>
+#include <conf.h>
+#include <keys.h>
+#include <ntp_ext.h>
+#include <ntp_io.h>
+#include <sched.h>
+#include <local.h>
+#include "test.h"
+
+#ifdef FEAT_NTP
+
+static struct timespec current_time;
+static NTP_Packet req_buffer, res_buffer;
+static int req_length, res_length;
+
+#define NIO_OpenServerSocket(addr) ((addr)->ip_addr.family != IPADDR_UNSPEC ? 100 : 0)
+#define NIO_CloseServerSocket(fd) assert(fd == 100)
+#define NIO_OpenClientSocket(addr) ((addr)->ip_addr.family != IPADDR_UNSPEC ? 101 : 0)
+#define NIO_CloseClientSocket(fd) assert(fd == 101)
+#define NIO_IsServerSocket(fd) (fd == 100)
+#define NIO_IsServerSocketOpen() 1
+#define NIO_SendPacket(msg, to, from, len, process_tx) (memcpy(&req_buffer, msg, len), req_length = len, 1)
+#define SCH_AddTimeoutByDelay(delay, handler, arg) (1 ? 102 : (handler(arg), 1))
+#define SCH_AddTimeoutInClass(delay, separation, randomness, class, handler, arg) \
+ add_timeout_in_class(delay, separation, randomness, class, handler, arg)
+#define SCH_RemoveTimeout(id) assert(!id || id == 102)
+#define LCL_ReadRawTime(ts) (*ts = current_time)
+#define LCL_ReadCookedTime(ts, err) do {double *p = err; *ts = current_time; if (p) *p = 0.0;} while (0)
+#define LCL_GetSysPrecisionAsLog() (random() % 10 - 30)
+#define SRC_UpdateReachability(inst, reach)
+#define SRC_ResetReachability(inst)
+
+static SCH_TimeoutID
+add_timeout_in_class(double min_delay, double separation, double randomness,
+ SCH_TimeoutClass class, SCH_TimeoutHandler handler, SCH_ArbitraryArgument arg)
+{
+ return 102;
+}
+
+#include <ntp_core.c>
+
+static void
+advance_time(double x)
+{
+ UTI_AddDoubleToTimespec(&current_time, x, &current_time);
+}
+
+static uint32_t
+get_random_key_id(void)
+{
+ uint32_t id;
+
+ do {
+ id = random() % 8 + 2;
+ } while (!KEY_KeyKnown(id));
+
+ return id;
+}
+
+static void
+send_request(NCR_Instance inst)
+{
+ NTP_Local_Address local_addr;
+ NTP_Local_Timestamp local_ts;
+ uint32_t prev_tx_count;
+
+ prev_tx_count = inst->report.total_tx_count;
+
+ transmit_timeout(inst);
+ TEST_CHECK(!inst->valid_rx);
+ TEST_CHECK(prev_tx_count + 1 == inst->report.total_tx_count);
+
+ advance_time(1e-5);
+
+ if (random() % 2) {
+ local_addr.ip_addr.family = IPADDR_UNSPEC;
+ local_addr.if_index = INVALID_IF_INDEX;
+ local_addr.sock_fd = 101;
+ local_ts.ts = current_time;
+ local_ts.err = 0.0;
+ local_ts.source = NTP_TS_KERNEL;
+
+ NCR_ProcessTxKnown(inst, &local_addr, &local_ts, &req_buffer, req_length);
+ }
+}
+
+static void
+process_request(NTP_Remote_Address *remote_addr)
+{
+ NTP_Local_Address local_addr;
+ NTP_Local_Timestamp local_ts;
+
+ local_addr.ip_addr.family = IPADDR_UNSPEC;
+ local_addr.if_index = INVALID_IF_INDEX;
+ local_addr.sock_fd = 100;
+ local_ts.ts = current_time;
+ local_ts.err = 0.0;
+ local_ts.source = NTP_TS_KERNEL;
+
+ res_length = 0;
+ NCR_ProcessRxUnknown(remote_addr, &local_addr, &local_ts,
+ &req_buffer, req_length);
+ res_length = req_length;
+ res_buffer = req_buffer;
+
+ advance_time(1e-5);
+
+ if (random() % 2) {
+ local_ts.ts = current_time;
+ NCR_ProcessTxUnknown(remote_addr, &local_addr, &local_ts,
+ &res_buffer, res_length);
+ }
+}
+
+static void
+send_response(int interleaved, int authenticated, int allow_update, int valid_ts, int valid_auth)
+{
+ NTP_Packet *req, *res;
+ uint32_t key_id = 0;
+ int i, auth_len = 0, ef_len, efs;
+
+ req = &req_buffer;
+ res = &res_buffer;
+
+ TEST_CHECK(req_length >= NTP_HEADER_LENGTH);
+
+ res->lvm = NTP_LVM(LEAP_Normal, NTP_LVM_TO_VERSION(req->lvm),
+ NTP_LVM_TO_MODE(req->lvm) == MODE_CLIENT ? MODE_SERVER : MODE_ACTIVE);
+ res->stratum = 1;
+ res->poll = req->poll;
+ res->precision = -20;
+ res->root_delay = UTI_DoubleToNtp32(0.1);
+ res->root_dispersion = UTI_DoubleToNtp32(0.1);
+ res->reference_id = 0;
+ UTI_ZeroNtp64(&res->reference_ts);
+ res->originate_ts = interleaved ? req->receive_ts : req->transmit_ts;
+
+ advance_time(TST_GetRandomDouble(1e-4, 1e-2));
+ UTI_TimespecToNtp64(&current_time, &res->receive_ts, NULL);
+ advance_time(TST_GetRandomDouble(-1e-4, 1e-3));
+ UTI_TimespecToNtp64(&current_time, &res->transmit_ts, NULL);
+ advance_time(TST_GetRandomDouble(1e-4, 1e-2));
+
+ if (!valid_ts) {
+ switch (random() % (allow_update ? 4 : 5)) {
+ case 0:
+ res->originate_ts.hi = random();
+ break;
+ case 1:
+ res->originate_ts.lo = random();
+ break;
+ case 2:
+ UTI_ZeroNtp64(&res->originate_ts);
+ break;
+ case 3:
+ UTI_ZeroNtp64(&res->receive_ts);
+ break;
+ case 4:
+ UTI_ZeroNtp64(&res->transmit_ts);
+ break;
+ default:
+ assert(0);
+ }
+ }
+
+ res_length = NTP_HEADER_LENGTH;
+
+ if (NTP_LVM_TO_VERSION(res->lvm) == 4 && random() % 2) {
+ unsigned char buf[128];
+
+ memset(buf, 0, sizeof (buf));
+ efs = random() % 5;
+
+ for (i = 0; i < efs; i++) {
+ ef_len = (i + 1 == efs ? NTP_MAX_V4_MAC_LENGTH + 4 : NTP_MIN_EF_LENGTH) +
+ 4 * (random() % 10);
+ TEST_CHECK(NEF_SetField((unsigned char *)res, sizeof (*res), res_length, 0,
+ buf, ef_len - 4, &ef_len));
+ res_length += ef_len;
+ }
+ }
+
+ if (authenticated) {
+ key_id = ntohl(*(uint32_t *)req->extensions);
+ if (key_id == 0)
+ key_id = get_random_key_id();
+ auth_len = KEY_GetAuthLength(key_id);
+ assert(auth_len);
+ if (NTP_LVM_TO_VERSION(res->lvm) == 4)
+ auth_len = MIN(auth_len, NTP_MAX_V4_MAC_LENGTH - 4);
+
+ if (KEY_GenerateAuth(key_id, res, res_length,
+ (unsigned char *)res + res_length + 4, auth_len) != auth_len)
+ assert(0);
+ res_length += 4 + auth_len;
+ }
+
+ if (!valid_auth && authenticated) {
+ assert(auth_len);
+
+ switch (random() % 5) {
+ case 0:
+ key_id++;
+ break;
+ case 1:
+ key_id ^= 1;
+ if (KEY_GenerateAuth(key_id, res, res_length - auth_len - 4,
+ (unsigned char *)res + res_length - auth_len, auth_len) != auth_len)
+ assert(0);
+ break;
+ case 2:
+ ((unsigned char *)res)[res_length - auth_len + random() % auth_len]++;
+ break;
+ case 3:
+ res_length -= 4 + auth_len;
+ auth_len = 4 * (random() % (auth_len / 4));
+ res_length += 4 + auth_len;
+ break;
+ case 4:
+ if (NTP_LVM_TO_VERSION(res->lvm) == 4 && random() % 2 &&
+ KEY_GetAuthLength(key_id) > NTP_MAX_V4_MAC_LENGTH - 4) {
+ res_length -= 4 + auth_len;
+ auth_len += 4 + 4 * (random() %
+ ((KEY_GetAuthLength(key_id) - NTP_MAX_V4_MAC_LENGTH - 4) / 4));
+ if (KEY_GenerateAuth(key_id, res, res_length,
+ (unsigned char *)res + res_length + 4, auth_len) != auth_len)
+ assert(0);
+ res_length += 4 + auth_len;
+ } else {
+ memset((unsigned char *)res + res_length, 0, 4);
+ auth_len += 4;
+ res_length += 4;
+ }
+ break;
+ default:
+ assert(0);
+ }
+ }
+
+ assert(res_length <= sizeof (*res));
+ assert(res_length >= NTP_HEADER_LENGTH + auth_len);
+
+ if (authenticated)
+ *(uint32_t *)((unsigned char *)res + res_length - auth_len - 4) = htonl(key_id);
+}
+
+static void
+proc_response(NCR_Instance inst, int good, int valid, int updated_sync, int updated_init)
+{
+ NTP_Local_Address local_addr;
+ NTP_Local_Timestamp local_ts;
+ NTP_Packet *res;
+ uint32_t prev_rx_count, prev_valid_count;
+ struct timespec prev_rx_ts, prev_init_rx_ts;
+ int ret;
+
+ res = &res_buffer;
+
+ local_addr.ip_addr.family = IPADDR_UNSPEC;
+ local_addr.if_index = INVALID_IF_INDEX;
+ local_addr.sock_fd = NTP_LVM_TO_MODE(res->lvm) != MODE_SERVER ? 100 : 101;
+ local_ts.ts = current_time;
+ local_ts.err = 0.0;
+ local_ts.source = NTP_TS_KERNEL;
+
+ prev_rx_count = inst->report.total_rx_count;
+ prev_valid_count = inst->report.total_valid_count;
+ prev_rx_ts = inst->local_rx.ts;
+ prev_init_rx_ts = inst->init_local_rx.ts;
+
+ ret = NCR_ProcessRxKnown(inst, &local_addr, &local_ts, res, res_length);
+
+ if (good > 0)
+ TEST_CHECK(ret);
+ else if (!good)
+ TEST_CHECK(!ret);
+
+ TEST_CHECK(prev_rx_count + 1 == inst->report.total_rx_count);
+
+ if (valid)
+ TEST_CHECK(prev_valid_count + 1 == inst->report.total_valid_count);
+ else
+ TEST_CHECK(prev_valid_count == inst->report.total_valid_count);
+
+ if (updated_sync)
+ TEST_CHECK(UTI_CompareTimespecs(&inst->local_rx.ts, &prev_rx_ts));
+ else
+ TEST_CHECK(!UTI_CompareTimespecs(&inst->local_rx.ts, &prev_rx_ts));
+
+ if (updated_init > 0)
+ TEST_CHECK(UTI_CompareTimespecs(&inst->init_local_rx.ts, &prev_init_rx_ts));
+ else if (!updated_init)
+ TEST_CHECK(!UTI_CompareTimespecs(&inst->init_local_rx.ts, &prev_init_rx_ts));
+
+ if (valid) {
+ TEST_CHECK(UTI_IsZeroTimespec(&inst->init_local_rx.ts));
+ TEST_CHECK(UTI_IsZeroNtp64(&inst->init_remote_ntp_tx));
+ }
+}
+
+static void
+process_replay(NCR_Instance inst, NTP_Packet *packet_queue,
+ int queue_length, int updated_init)
+{
+ do {
+ res_buffer = packet_queue[random() % queue_length];
+ } while (!UTI_CompareNtp64(&res_buffer.transmit_ts, &inst->remote_ntp_tx));
+ proc_response(inst, 0, 0, 0, updated_init);
+ advance_time(1e-6);
+}
+
+#define PACKET_QUEUE_LENGTH 10
+
+void
+test_unit(void)
+{
+ char source_line[] = "127.0.0.1 maxdelaydevratio 1e6";
+ char conf[][100] = {
+ "allow",
+ "port 0",
+ "local",
+ "keyfile ntp_core.keys"
+ };
+ int i, j, k, interleaved, authenticated, valid, updated, has_updated;
+ CPS_NTP_Source source;
+ NTP_Remote_Address remote_addr;
+ NCR_Instance inst1, inst2;
+ NTP_Packet packet_queue[PACKET_QUEUE_LENGTH];
+
+ CNF_Initialise(0, 0);
+ for (i = 0; i < sizeof conf / sizeof conf[0]; i++)
+ CNF_ParseLine(NULL, i + 1, conf[i]);
+
+ LCL_Initialise();
+ TST_RegisterDummyDrivers();
+ SCH_Initialise();
+ SRC_Initialise();
+ NIO_Initialise();
+ NCR_Initialise();
+ REF_Initialise();
+
+ TST_SuspendLogging();
+ KEY_Initialise();
+ TST_ResumeLogging();
+
+ CNF_SetupAccessRestrictions();
+
+ CPS_ParseNTPSourceAdd(source_line, &source);
+
+ for (i = 0; i < 1000; i++) {
+ source.params.interleaved = random() % 2;
+ source.params.authkey = random() % 2 ? get_random_key_id() : INACTIVE_AUTHKEY;
+ source.params.version = random() % 4 + 1;
+
+ UTI_ZeroTimespec(&current_time);
+ advance_time(TST_GetRandomDouble(1.0, 1e9));
+
+ TST_GetRandomAddress(&remote_addr.ip_addr, IPADDR_UNSPEC, -1);
+ remote_addr.port = 123;
+
+ inst1 = NCR_CreateInstance(&remote_addr, random() % 2 ? NTP_SERVER : NTP_PEER,
+ &source.params, NULL);
+ NCR_StartInstance(inst1);
+ has_updated = 0;
+
+ for (j = 0; j < 50; j++) {
+ DEBUG_LOG("client/peer test iteration %d/%d", i, j);
+
+ interleaved = random() % 2 && (inst1->mode != MODE_CLIENT ||
+ inst1->tx_count < MAX_CLIENT_INTERLEAVED_TX);
+ authenticated = random() % 2;
+ valid = (!interleaved || (source.params.interleaved && has_updated)) &&
+ ((source.params.authkey == INACTIVE_AUTHKEY) == !authenticated);
+ updated = (valid || inst1->mode == MODE_ACTIVE) &&
+ ((source.params.authkey == INACTIVE_AUTHKEY) == !authenticated);
+ has_updated = has_updated || updated;
+ if (inst1->mode == MODE_CLIENT)
+ updated = 0;
+
+ DEBUG_LOG("authkey=%d version=%d interleaved=%d authenticated=%d valid=%d updated=%d has_updated=%d",
+ (int)source.params.authkey, source.params.version,
+ interleaved, authenticated, valid, updated, has_updated);
+
+ send_request(inst1);
+
+ send_response(interleaved, authenticated, 1, 0, 1);
+ DEBUG_LOG("response 1");
+ proc_response(inst1, 0, 0, 0, updated);
+
+ if (source.params.authkey) {
+ send_response(interleaved, authenticated, 1, 1, 0);
+ DEBUG_LOG("response 2");
+ proc_response(inst1, 0, 0, 0, 0);
+ }
+
+ send_response(interleaved, authenticated, 1, 1, 1);
+ DEBUG_LOG("response 3");
+ proc_response(inst1, -1, valid, valid, updated);
+ DEBUG_LOG("response 4");
+ proc_response(inst1, 0, 0, 0, 0);
+
+ advance_time(-1.0);
+
+ send_response(interleaved, authenticated, 1, 1, 1);
+ DEBUG_LOG("response 5");
+ proc_response(inst1, 0, 0, 0, updated && valid);
+
+ advance_time(1.0);
+
+ send_response(interleaved, authenticated, 1, 1, 1);
+ DEBUG_LOG("response 6");
+ proc_response(inst1, 0, 0, valid && updated, updated);
+ }
+
+ NCR_DestroyInstance(inst1);
+
+ inst1 = NCR_CreateInstance(&remote_addr, random() % 2 ? NTP_SERVER : NTP_PEER,
+ &source.params, NULL);
+ NCR_StartInstance(inst1);
+
+ for (j = 0; j < 20; j++) {
+ DEBUG_LOG("server test iteration %d/%d", i, j);
+
+ send_request(inst1);
+ process_request(&remote_addr);
+ proc_response(inst1, 1, 1, 1, 0);
+ advance_time(1 << inst1->local_poll);
+ }
+
+ NCR_DestroyInstance(inst1);
+
+ inst1 = NCR_CreateInstance(&remote_addr, NTP_PEER, &source.params, NULL);
+ NCR_StartInstance(inst1);
+ inst2 = NCR_CreateInstance(&remote_addr, NTP_PEER, &source.params, NULL);
+ NCR_StartInstance(inst2);
+
+ res_length = req_length = 0;
+
+ for (j = 0; j < 20; j++) {
+ DEBUG_LOG("peer replay test iteration %d/%d", i, j);
+
+ send_request(inst1);
+ res_buffer = req_buffer;
+ assert(!res_length || res_length == req_length);
+ res_length = req_length;
+
+ TEST_CHECK(inst1->valid_timestamps == (j > 0));
+
+ DEBUG_LOG("response 1->2");
+ proc_response(inst2, j > source.params.interleaved, j > 0, j > 0, 1);
+
+ packet_queue[(j * 2) % PACKET_QUEUE_LENGTH] = res_buffer;
+
+ for (k = 0; k < j % 4 + 1; k++) {
+ DEBUG_LOG("replay ?->1 %d", k);
+ process_replay(inst1, packet_queue, MIN(j * 2 + 1, PACKET_QUEUE_LENGTH), k ? -1 : 1);
+ DEBUG_LOG("replay ?->2 %d", k);
+ process_replay(inst2, packet_queue, MIN(j * 2 + 1, PACKET_QUEUE_LENGTH), -1);
+ }
+
+ advance_time(1 << (source.params.minpoll - 1));
+
+ send_request(inst2);
+ res_buffer = req_buffer;
+ assert(res_length == req_length);
+
+ TEST_CHECK(inst2->valid_timestamps == (j > 0));
+
+ DEBUG_LOG("response 2->1");
+ proc_response(inst1, 1, 1, 1, 1);
+
+ packet_queue[(j * 2 + 1) % PACKET_QUEUE_LENGTH] = res_buffer;
+
+ for (k = 0; k < j % 4 + 1; k++) {
+ DEBUG_LOG("replay ?->1 %d", k);
+ process_replay(inst1, packet_queue, MIN(j * 2 + 2, PACKET_QUEUE_LENGTH), k ? -1 : 1);
+ DEBUG_LOG("replay ?->2 %d", k);
+ process_replay(inst2, packet_queue, MIN(j * 2 + 2, PACKET_QUEUE_LENGTH), -1);
+ }
+
+ advance_time(1 << (source.params.minpoll - 1));
+ }
+
+ NCR_DestroyInstance(inst1);
+ NCR_DestroyInstance(inst2);
+ }
+
+ KEY_Finalise();
+ REF_Finalise();
+ NCR_Finalise();
+ NIO_Finalise();
+ SRC_Finalise();
+ SCH_Finalise();
+ LCL_Finalise();
+ CNF_Finalise();
+ HSH_Finalise();
+}
+
+#else
+void
+test_unit(void)
+{
+ TEST_REQUIRE(0);
+}
+#endif
diff --git a/test/unit/ntp_core.keys b/test/unit/ntp_core.keys
new file mode 100644
index 0000000..a3e4f6c
--- /dev/null
+++ b/test/unit/ntp_core.keys
@@ -0,0 +1,8 @@
+2 MD5 HEX:38979C567358C0896F4D9D459A3C8B8478654579
+3 MD5 HEX:38979C567358C0896F4D9D459A3C8B8478654579
+4 SHA1 HEX:B71744EA01FBF01CA30D173ECDDF901952AE356A
+5 SHA1 HEX:B71744EA01FBF01CA30D173ECDDF901952AE356A
+6 SHA512 HEX:DE027482F22B201FC20863F58C74095E7906089F
+7 SHA512 HEX:DE027482F22B201FC20863F58C74095E7906089F
+8 AES128 HEX:5D5E8A31D4B459A66D445259E147CFB5
+9 AES128 HEX:5D5E8A31D4B459A66D445259E147CFB5
diff --git a/test/unit/ntp_ext.c b/test/unit/ntp_ext.c
new file mode 100644
index 0000000..c37e702
--- /dev/null
+++ b/test/unit/ntp_ext.c
@@ -0,0 +1,167 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2020
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <config.h>
+#include "test.h"
+
+#ifdef FEAT_NTP
+
+#include <util.h>
+#include <logging.h>
+
+#include <ntp_ext.c>
+
+void
+test_unit(void)
+{
+ unsigned char *buffer, body[NTP_MAX_EXTENSIONS_LENGTH];
+ void *bodyp;
+ NTP_PacketInfo info;
+ NTP_Packet packet;
+ int i, j, start, length, type, type2, body_length, body_length2;
+
+ assert(sizeof (uint16_t) == 2);
+ assert(sizeof (body) == sizeof (packet.extensions));
+
+ buffer = (unsigned char *)packet.extensions;
+
+ for (i = 0; i < 10000; i++) {
+ body_length = random() % (sizeof (body) - 4 + 1) / 4 * 4;
+ start = random() % (sizeof (packet.extensions) - body_length - 4 + 1) / 4 * 4;
+ type = random() % 0x10000;
+
+ DEBUG_LOG("body_length=%d start=%d type=%d", body_length, start, type);
+ assert(body_length + start <= sizeof (packet.extensions));
+
+ UTI_GetRandomBytes(body, body_length);
+
+ TEST_CHECK(!NEF_SetField(buffer, body_length + start + 4, start,
+ type, body, body_length + 4, &length));
+ TEST_CHECK(!NEF_SetField(buffer, body_length + start + 4, start + 4,
+ type, body, body_length, &length));
+ TEST_CHECK(!NEF_SetField(buffer, body_length + start + 4, start,
+ type, body, body_length - 1, &length));
+ TEST_CHECK(!NEF_SetField(buffer, body_length + start + 4, start,
+ type, body, body_length - 2, &length));
+ TEST_CHECK(!NEF_SetField(buffer, body_length + start + 4, start,
+ type, body, body_length - 3, &length));
+ TEST_CHECK(!NEF_SetField(buffer, body_length + start + 3, start,
+ type, body, body_length, &length));
+ TEST_CHECK(!NEF_SetField(buffer, body_length + start + 5, start + 1,
+ type, body, body_length, &length));
+
+ TEST_CHECK(NEF_SetField(buffer, body_length + start + 4, start,
+ type, body, body_length, &length));
+ TEST_CHECK(length == body_length + 4);
+ TEST_CHECK(((uint16_t *)buffer)[start / 2] == htons(type));
+ TEST_CHECK(((uint16_t *)buffer)[start / 2 + 1] == htons(length));
+ TEST_CHECK(memcmp(buffer + start + 4, body, body_length) == 0);
+
+ memset(&packet, 0, sizeof (packet));
+ packet.lvm = NTP_LVM(0, 4, MODE_CLIENT);
+ memset(&info, 0, sizeof (info));
+
+ info.version = 3;
+ info.length = NTP_HEADER_LENGTH;
+ TEST_CHECK(!NEF_AddBlankField(&packet, &info, type, body_length, &bodyp));
+
+ info.version = 4;
+ info.length = NTP_HEADER_LENGTH - 4;
+ TEST_CHECK(!NEF_AddBlankField(&packet, &info, type, body_length, &bodyp));
+
+ info.length = sizeof (packet) - body_length;
+ TEST_CHECK(!NEF_AddBlankField(&packet, &info, type, body_length, &bodyp));
+
+ info.length = NTP_HEADER_LENGTH + start;
+
+ if (body_length < 12) {
+ TEST_CHECK(!NEF_AddBlankField(&packet, &info, type, body_length, &bodyp));
+ continue;
+ }
+
+ TEST_CHECK(NEF_AddBlankField(&packet, &info, type, body_length, &bodyp));
+ TEST_CHECK(info.length == NTP_HEADER_LENGTH + start + body_length + 4);
+ TEST_CHECK(((uint16_t *)buffer)[start / 2] == htons(type));
+ TEST_CHECK(((uint16_t *)buffer)[start / 2 + 1] == htons(length));
+ TEST_CHECK(bodyp == buffer + start + 4);
+ TEST_CHECK(info.ext_fields == 1);
+
+ memset(buffer, 0, sizeof (packet.extensions));
+ info.length = NTP_HEADER_LENGTH + start;
+ info.ext_fields = 0;
+
+ TEST_CHECK(NEF_AddField(&packet, &info, type, body, body_length));
+ TEST_CHECK(info.length == NTP_HEADER_LENGTH + start + body_length + 4);
+ TEST_CHECK(((uint16_t *)buffer)[start / 2] == htons(type));
+ TEST_CHECK(((uint16_t *)buffer)[start / 2 + 1] == htons(length));
+ TEST_CHECK(memcmp(buffer + start + 4, body, body_length) == 0);
+ TEST_CHECK(info.ext_fields == 1);
+
+ for (j = 1; j <= 4; j++) {
+ TEST_CHECK(((uint16_t *)buffer)[start / 2 + 1] = htons(length + j));
+ TEST_CHECK(!NEF_ParseSingleField(buffer, start + body_length + 4, start,
+ &length, &type2, &bodyp, &body_length2));
+ }
+
+ TEST_CHECK(((uint16_t *)buffer)[start / 2 + 1] = htons(length));
+
+ TEST_CHECK(NEF_ParseSingleField(buffer, sizeof (packet.extensions), start,
+ &length, &type2, &bodyp, &body_length2));
+ TEST_CHECK(length == body_length + 4);
+ TEST_CHECK(type2 == type);
+ TEST_CHECK(bodyp == buffer + start + 4);
+ TEST_CHECK(body_length2 == body_length);
+
+ TEST_CHECK(!NEF_ParseField(&packet, sizeof (packet) + 4,
+ NTP_HEADER_LENGTH + start,
+ &length, &type2, &bodyp, &body_length2));
+
+ if (body_length < 24) {
+ TEST_CHECK(!NEF_ParseField(&packet, NTP_HEADER_LENGTH + start + length,
+ NTP_HEADER_LENGTH + start,
+ &length, &type2, &bodyp, &body_length2));
+ if (sizeof (packet.extensions) - start <= 24) {
+ TEST_CHECK(!NEF_ParseField(&packet, sizeof (packet), NTP_HEADER_LENGTH + start,
+ &length, &type2, &bodyp, &body_length2));
+ continue;
+ } else {
+ TEST_CHECK(NEF_ParseField(&packet, sizeof (packet), NTP_HEADER_LENGTH + start,
+ &length, &type2, &bodyp, &body_length2));
+ }
+ } else {
+ TEST_CHECK(NEF_ParseField(&packet, NTP_HEADER_LENGTH + start + length,
+ NTP_HEADER_LENGTH + start,
+ &length, &type2, &bodyp, &body_length2));
+ }
+ TEST_CHECK(length == body_length + 4);
+ TEST_CHECK(type2 == type);
+ TEST_CHECK(bodyp == buffer + start + 4);
+ TEST_CHECK(body_length2 == body_length);
+
+ }
+}
+
+#else
+void
+test_unit(void)
+{
+ TEST_REQUIRE(0);
+}
+#endif
diff --git a/test/unit/ntp_sources.c b/test/unit/ntp_sources.c
new file mode 100644
index 0000000..f824316
--- /dev/null
+++ b/test/unit/ntp_sources.c
@@ -0,0 +1,112 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2016
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <config.h>
+#include "test.h"
+
+#ifdef FEAT_NTP
+
+#include <ntp_sources.c>
+#include <conf.h>
+#include <ntp_io.h>
+
+void
+test_unit(void)
+{
+ int i, j, k, slot, found;
+ uint32_t hash = 0;
+ NTP_Remote_Address addrs[256], addr;
+ SourceParameters params;
+ char conf[] = "port 0";
+
+ memset(&params, 0, sizeof (params));
+
+ CNF_Initialise(0, 0);
+ CNF_ParseLine(NULL, 1, conf);
+
+ LCL_Initialise();
+ SCH_Initialise();
+ SRC_Initialise();
+ NIO_Initialise();
+ NCR_Initialise();
+ NSR_Initialise();
+
+ for (i = 0; i < 6; i++) {
+ TEST_CHECK(ARR_GetSize(records) == 1);
+
+ DEBUG_LOG("collision mod %u", 1U << i);
+
+ for (j = 0; j < sizeof (addrs) / sizeof (addrs[0]); j++) {
+ do {
+ TST_GetRandomAddress(&addrs[j].ip_addr, IPADDR_UNSPEC, -1);
+ } while (UTI_IPToHash(&addrs[j].ip_addr) % (1U << i) != hash % (1U << i));
+
+ addrs[j].port = random() % 1024;
+
+ if (!j)
+ hash = UTI_IPToHash(&addrs[j].ip_addr);
+
+ DEBUG_LOG("adding source %s hash %"PRIu32, UTI_IPToString(&addrs[j].ip_addr),
+ UTI_IPToHash(&addrs[j].ip_addr) % (1U << i));
+
+ NSR_AddSource(&addrs[j], random() % 2 ? NTP_SERVER : NTP_PEER, &params, NULL);
+
+ for (k = 0; k < j; k++) {
+ addr = addrs[k];
+ found = find_slot2(&addr, &slot);
+ TEST_CHECK(found == 2);
+ TEST_CHECK(!UTI_CompareIPs(&get_record(slot)->remote_addr->ip_addr,
+ &addr.ip_addr, NULL));
+ addr.port++;
+ found = find_slot2(&addr, &slot);
+ TEST_CHECK(found == 1);
+ TEST_CHECK(!UTI_CompareIPs(&get_record(slot)->remote_addr->ip_addr,
+ &addr.ip_addr, NULL));
+ }
+ }
+
+ for (j = 0; j < sizeof (addrs) / sizeof (addrs[0]); j++) {
+ DEBUG_LOG("removing source %s", UTI_IPToString(&addrs[j].ip_addr));
+ NSR_RemoveSource(&addrs[j].ip_addr);
+
+ for (k = 0; k < sizeof (addrs) / sizeof (addrs[0]); k++) {
+ found = find_slot2(&addrs[k], &slot);
+ TEST_CHECK(found == (k <= j ? 0 : 2));
+ }
+ }
+ }
+
+ NSR_Finalise();
+ NCR_Finalise();
+ NIO_Finalise();
+ SRC_Finalise();
+ SCH_Finalise();
+ LCL_Finalise();
+ CNF_Finalise();
+ HSH_Finalise();
+}
+
+#else
+void
+test_unit(void)
+{
+ TEST_REQUIRE(0);
+}
+#endif
diff --git a/test/unit/nts_ke.crt b/test/unit/nts_ke.crt
new file mode 100644
index 0000000..8165287
--- /dev/null
+++ b/test/unit/nts_ke.crt
@@ -0,0 +1,8 @@
+-----BEGIN CERTIFICATE-----
+MIIBDjCBwaADAgECAgEBMAUGAytlcDAPMQ0wCwYDVQQDEwR0ZXN0MCAXDTcwMDEw
+MTAwMDAwMFoYDzIxMDAwMTAyMDAwMDAwWjAPMQ0wCwYDVQQDEwR0ZXN0MCowBQYD
+K2VwAyEA3oh/FZeOxRYvJVLfCDEwGI6Oe23gTgLHx8a87tvwgfyjQDA+MAwGA1Ud
+EwEB/wQCMAAwDwYDVR0PAQH/BAUDAweAADAdBgNVHQ4EFgQUYwAqF9q3jxUk68m1
+cuz8DueOHeMwBQYDK2VwA0EAne0dCRXb0dW8bn2v3RhVTqeTJWXfl74x8MTQMTM7
+/uGTqoYOA0YJffypd+p27pvx2BEoNQWRYM6pqBg55KbwDw==
+-----END CERTIFICATE-----
diff --git a/test/unit/nts_ke.key b/test/unit/nts_ke.key
new file mode 100644
index 0000000..6414c64
--- /dev/null
+++ b/test/unit/nts_ke.key
@@ -0,0 +1,25 @@
+Public Key Info:
+ Public Key Algorithm: EdDSA (Ed25519)
+ Key Security Level: High (256 bits)
+
+curve: Ed25519
+private key:
+ 01:d9:75:42:7c:52:cc:29:9e:90:01:f3:da:26:f6:d7
+ ad:af:a5:2a:82:36:1d:86:c6:57:a7:b4:99:9b:6c:6d
+
+
+x:
+ de:88:7f:15:97:8e:c5:16:2f:25:52:df:08:31:30:18
+ 8e:8e:7b:6d:e0:4e:02:c7:c7:c6:bc:ee:db:f0:81:fc
+
+
+
+Public Key PIN:
+ pin-sha256:C4LBJP2cRxvLcZ6pjowcOEQhcW3ZPMVTpLgRGsBDeMw=
+Public Key ID:
+ sha256:0b82c124fd9c471bcb719ea98e8c1c384421716dd93cc553a4b8111ac04378cc
+ sha1:63002a17dab78f1524ebc9b572ecfc0ee78e1de3
+
+-----BEGIN PRIVATE KEY-----
+MC4CAQAwBQYDK2VwBCIEIAHZdUJ8UswpnpAB89om9tetr6UqgjYdhsZXp7SZm2xt
+-----END PRIVATE KEY-----
diff --git a/test/unit/nts_ke_client.c b/test/unit/nts_ke_client.c
new file mode 100644
index 0000000..a907573
--- /dev/null
+++ b/test/unit/nts_ke_client.c
@@ -0,0 +1,144 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2020
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <config.h>
+#include "test.h"
+
+#ifdef FEAT_NTS
+
+#include <nts_ke_client.c>
+#include <local.h>
+
+static void
+prepare_response(NKSN_Instance session, int valid)
+{
+ uint16_t data[16];
+ int i, index, length;
+
+ if (valid)
+ index = -1;
+ else
+ index = random() % 10;
+ DEBUG_LOG("index=%d", index);
+
+ NKSN_BeginMessage(session);
+
+ memset(data, 0, sizeof (data));
+ length = 2;
+ assert(sizeof (data[0]) == 2);
+
+ if (index == 0) {
+ data[0] = htons(random() % 100);
+ TEST_CHECK(NKSN_AddRecord(session, 1, random() % 2 ? NKE_RECORD_ERROR : NKE_RECORD_WARNING,
+ data, length));
+ } else if (index == 1) {
+ TEST_CHECK(NKSN_AddRecord(session, 1, NKE_RECORD_ERROR + 1000, data, length));
+ }
+
+ if (index != 2) {
+ if (index == 3)
+ data[0] = htons(NKE_NEXT_PROTOCOL_NTPV4 + random() % 10 + 1);
+ else
+ data[0] = htons(NKE_NEXT_PROTOCOL_NTPV4);
+ if (index == 4)
+ length = 3 + random() % 10;
+ TEST_CHECK(NKSN_AddRecord(session, 1, NKE_RECORD_NEXT_PROTOCOL, data, length));
+ }
+
+ if (index != 5) {
+ if (index == 6)
+ data[0] = htons(AEAD_AES_SIV_CMAC_256 + random() % 10 + 1);
+ else
+ data[0] = htons(AEAD_AES_SIV_CMAC_256);
+ if (index == 7)
+ length = 3 + random() % 10;
+ TEST_CHECK(NKSN_AddRecord(session, 1, NKE_RECORD_AEAD_ALGORITHM, data, length));
+ }
+
+ if (random() % 2) {
+ const char server[] = "127.0.0.1";
+ TEST_CHECK(NKSN_AddRecord(session, 1, NKE_RECORD_NTPV4_SERVER_NEGOTIATION,
+ server, sizeof (server) - 1));
+ }
+
+ if (random() % 2) {
+ data[0] = htons(123);
+ TEST_CHECK(NKSN_AddRecord(session, 1, NKE_RECORD_NTPV4_PORT_NEGOTIATION, data, length));
+ }
+
+ if (random() % 2) {
+ length = random() % (sizeof (data) + 1);
+ TEST_CHECK(NKSN_AddRecord(session, 0, 1000 + random() % 1000, data, length));
+ }
+
+ if (index != 8) {
+ for (i = 0; i < NKE_MAX_COOKIES; i++) {
+ length = (random() % sizeof (data) + 1) / 4 * 4;
+ if (index == 9)
+ length += (length < sizeof (data) ? 1 : -1) * (random() % 3 + 1);
+ TEST_CHECK(NKSN_AddRecord(session, 0, NKE_RECORD_COOKIE, data, length));
+ }
+ }
+
+ TEST_CHECK(NKSN_EndMessage(session));
+}
+
+void
+test_unit(void)
+{
+ NKC_Instance inst;
+ IPSockAddr addr;
+ int i, r, valid;
+
+ char conf[][100] = {
+ "nosystemcert",
+ };
+
+ CNF_Initialise(0, 0);
+ for (i = 0; i < sizeof conf / sizeof conf[0]; i++)
+ CNF_ParseLine(NULL, i + 1, conf[i]);
+
+ LCL_Initialise();
+
+ SCK_GetLoopbackIPAddress(AF_INET, &addr.ip_addr);
+ addr.port = 0;
+
+ inst = NKC_CreateInstance(&addr, "test");
+ TEST_CHECK(inst);
+
+ for (i = 0; i < 10000; i++) {
+ valid = random() % 2;
+ prepare_response(inst->session, valid);
+ r = process_response(inst);
+ TEST_CHECK(r == valid);
+ }
+
+ NKC_DestroyInstance(inst);
+
+ LCL_Finalise();
+ CNF_Finalise();
+}
+#else
+void
+test_unit(void)
+{
+ TEST_REQUIRE(0);
+}
+#endif
diff --git a/test/unit/nts_ke_server.c b/test/unit/nts_ke_server.c
new file mode 100644
index 0000000..f4f03a1
--- /dev/null
+++ b/test/unit/nts_ke_server.c
@@ -0,0 +1,230 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2020
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <config.h>
+#include "test.h"
+
+#ifdef FEAT_NTS
+
+#include <local.h>
+#include <nts_ke_session.h>
+#include <util.h>
+
+#define NKSN_GetKeys get_keys
+
+static int
+get_keys(NKSN_Instance session, SIV_Algorithm siv, NKE_Key *c2s, NKE_Key *s2c)
+{
+ c2s->length = SIV_GetKeyLength(siv);
+ UTI_GetRandomBytes(c2s->key, c2s->length);
+ s2c->length = SIV_GetKeyLength(siv);
+ UTI_GetRandomBytes(s2c->key, s2c->length);
+ return 1;
+}
+
+#include <nts_ke_server.c>
+
+static void
+prepare_request(NKSN_Instance session, int valid)
+{
+ uint16_t data[16];
+ int index, length;
+
+ if (valid)
+ index = -1;
+ else
+ index = random() % 9;
+ DEBUG_LOG("index=%d", index);
+
+ NKSN_BeginMessage(session);
+
+ memset(data, 0, sizeof (data));
+ length = 2;
+ assert(sizeof (data[0]) == 2);
+
+ if (index != 0) {
+ memset(data, NKE_NEXT_PROTOCOL_NTPV4 + 1, sizeof (data));
+ data[0] = htons(NKE_NEXT_PROTOCOL_NTPV4);
+ if (index == 1)
+ length = 0;
+ else if (index == 2)
+ length = 3 + random() % 15 * 2;
+ else
+ length = 2 + random() % 16 * 2;
+ TEST_CHECK(NKSN_AddRecord(session, 1, NKE_RECORD_NEXT_PROTOCOL, data, length));
+ }
+
+ if (index == 3)
+ TEST_CHECK(NKSN_AddRecord(session, 1, NKE_RECORD_NEXT_PROTOCOL, data, length));
+
+ if (index != 4) {
+ data[0] = htons(AEAD_AES_SIV_CMAC_256);
+ if (index == 5)
+ length = 0;
+ else if (index == 6)
+ length = 3 + random() % 15 * 2;
+ else
+ length = 2 + random() % 16 * 2;
+ TEST_CHECK(NKSN_AddRecord(session, 1, NKE_RECORD_AEAD_ALGORITHM, data, length));
+ }
+
+ if (index == 7)
+ TEST_CHECK(NKSN_AddRecord(session, 1, NKE_RECORD_AEAD_ALGORITHM, data, length));
+
+ if (index == 8) {
+ length = random() % (sizeof (data) + 1);
+ TEST_CHECK(NKSN_AddRecord(session, 1, 1000 + random() % 1000, data, length));
+ }
+
+ if (random() % 2) {
+ const char server[] = "127.0.0.1";
+ TEST_CHECK(NKSN_AddRecord(session, 0, NKE_RECORD_NTPV4_SERVER_NEGOTIATION,
+ server, sizeof (server) - 1));
+ }
+
+ if (random() % 2) {
+ data[0] = htons(123);
+ TEST_CHECK(NKSN_AddRecord(session, 0, NKE_RECORD_NTPV4_PORT_NEGOTIATION, data, length));
+ }
+
+ if (random() % 2) {
+ length = random() % (sizeof (data) + 1);
+ TEST_CHECK(NKSN_AddRecord(session, 0, 1000 + random() % 1000, data, length));
+ }
+
+ TEST_CHECK(NKSN_EndMessage(session));
+}
+
+static void
+process_response(NKSN_Instance session, int valid)
+{
+ int records, errors, critical, type, length;
+
+ for (records = errors = 0; ; records++) {
+ if (!NKSN_GetRecord(session, &critical, &type, &length, NULL, 0))
+ break;
+ if (type == NKE_RECORD_ERROR)
+ errors++;
+ }
+
+ if (valid) {
+ TEST_CHECK(records >= 2);
+ } else {
+ TEST_CHECK(records == 1);
+ TEST_CHECK(errors == 1);
+ }
+}
+
+void
+test_unit(void)
+{
+ NKSN_Instance session;
+ NKE_Context context, context2;
+ NKE_Cookie cookie;
+ int i, valid, l;
+ uint32_t sum, sum2;
+
+ char conf[][100] = {
+ "ntsdumpdir .",
+ "ntsport 0",
+ "ntsprocesses 0",
+ "ntsserverkey nts_ke.key",
+ "ntsservercert nts_ke.crt",
+ };
+
+ CNF_Initialise(0, 0);
+ for (i = 0; i < sizeof conf / sizeof conf[0]; i++)
+ CNF_ParseLine(NULL, i + 1, conf[i]);
+
+ LCL_Initialise();
+ TST_RegisterDummyDrivers();
+ SCH_Initialise();
+
+ unlink("ntskeys");
+ NKS_PreInitialise(0, 0, 0);
+ NKS_Initialise();
+
+ session = NKSN_CreateInstance(1, NULL, handle_message, NULL);
+
+ for (i = 0; i < 10000; i++) {
+ valid = random() % 2;
+ prepare_request(session, valid);
+ TEST_CHECK(process_request(session));
+ process_response(session, valid);
+ }
+
+
+ for (i = 0; i < 10000; i++) {
+ context.algorithm = AEAD_AES_SIV_CMAC_256;
+ get_keys(session, context.algorithm, &context.c2s, &context.s2c);
+ memset(&cookie, 0, sizeof (cookie));
+ TEST_CHECK(NKS_GenerateCookie(&context, &cookie));
+ TEST_CHECK(NKS_DecodeCookie(&cookie, &context2));
+ TEST_CHECK(context.algorithm == context2.algorithm);
+ TEST_CHECK(context.c2s.length == context2.c2s.length);
+ TEST_CHECK(context.s2c.length == context2.s2c.length);
+ TEST_CHECK(memcmp(context.c2s.key, context2.c2s.key, context.c2s.length) == 0);
+ TEST_CHECK(memcmp(context.s2c.key, context2.s2c.key, context.s2c.length) == 0);
+
+ if (random() % 4) {
+ cookie.cookie[random() % (cookie.length)]++;
+ } else if (random() % 4) {
+ generate_key(current_server_key);
+ } else {
+ l = cookie.length;
+ while (l == cookie.length)
+ cookie.length = random() % (sizeof (cookie.cookie) + 1);
+ }
+ TEST_CHECK(!NKS_DecodeCookie(&cookie, &context2));
+ }
+
+ unlink("ntskeys");
+ save_keys();
+
+ for (i = 0, sum = 0; i < MAX_SERVER_KEYS; i++) {
+ sum += server_keys[i].id + server_keys[i].key[0];
+ generate_key(i);
+ }
+
+ load_keys();
+ TEST_CHECK(unlink("ntskeys") == 0);
+
+ for (i = 0, sum2 = 0; i < MAX_SERVER_KEYS; i++) {
+ sum2 += server_keys[i].id + server_keys[i].key[0];
+ }
+
+ TEST_CHECK(sum == sum2);
+
+ NKSN_DestroyInstance(session);
+
+ NKS_Finalise();
+ TEST_CHECK(unlink("ntskeys") == 0);
+
+ SCH_Finalise();
+ LCL_Finalise();
+ CNF_Finalise();
+}
+#else
+void
+test_unit(void)
+{
+ TEST_REQUIRE(0);
+}
+#endif
diff --git a/test/unit/nts_ke_session.c b/test/unit/nts_ke_session.c
new file mode 100644
index 0000000..adcade6
--- /dev/null
+++ b/test/unit/nts_ke_session.c
@@ -0,0 +1,218 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2020
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <config.h>
+#include "test.h"
+
+#ifdef FEAT_NTS
+
+#include <nts_ke_session.c>
+
+#include <local.h>
+#include <socket.h>
+#include <sched.h>
+
+static NKSN_Instance client, server;
+static unsigned char record[NKE_MAX_MESSAGE_LENGTH];
+static int record_length, critical, type_start, records;
+static int request_received;
+static int response_received;
+
+static void
+send_message(NKSN_Instance inst)
+{
+ int i;
+
+ record_length = random() % (NKE_MAX_MESSAGE_LENGTH - 4 + 1);
+ for (i = 0; i < record_length; i++)
+ record[i] = random() % 256;
+ critical = random() % 2;
+ type_start = random() % 30000 + 1;
+ assert(sizeof (struct RecordHeader) == 4);
+ records = random() % ((NKE_MAX_MESSAGE_LENGTH - 4) / (4 + record_length) + 1);
+
+ DEBUG_LOG("critical=%d type_start=%d records=%d*%d",
+ critical, type_start, records, record_length);
+
+ NKSN_BeginMessage(inst);
+
+ TEST_CHECK(check_message_format(&inst->message, 0));
+ TEST_CHECK(!check_message_format(&inst->message, 1));
+
+ TEST_CHECK(!NKSN_AddRecord(inst, 0, 1, record, NKE_MAX_MESSAGE_LENGTH - 4 + 1));
+
+ TEST_CHECK(check_message_format(&inst->message, 0));
+ TEST_CHECK(!check_message_format(&inst->message, 1));
+
+ for (i = 0; i < records; i++) {
+ TEST_CHECK(NKSN_AddRecord(inst, critical, type_start + i, record, record_length));
+ TEST_CHECK(!NKSN_AddRecord(inst, 0, 1, &record,
+ NKE_MAX_MESSAGE_LENGTH - inst->message.length - 4 + 1));
+
+ TEST_CHECK(check_message_format(&inst->message, 0));
+ TEST_CHECK(!check_message_format(&inst->message, 1));
+ }
+
+ TEST_CHECK(NKSN_EndMessage(inst));
+
+ TEST_CHECK(check_message_format(&inst->message, 0));
+ TEST_CHECK(check_message_format(&inst->message, 1));
+}
+
+static void
+verify_message(NKSN_Instance inst)
+{
+ unsigned char buffer[NKE_MAX_MESSAGE_LENGTH];
+ int i, c, t, length, buffer_length, msg_length, prev_parsed;
+ NKE_Key c2s, s2c;
+
+ for (i = 0; i < records; i++) {
+ memset(buffer, 0, sizeof (buffer));
+ buffer_length = random() % (record_length + 1);
+ assert(buffer_length <= sizeof (buffer));
+
+ prev_parsed = inst->message.parsed;
+ msg_length = inst->message.length;
+
+ TEST_CHECK(NKSN_GetRecord(inst, &c, &t, &length, buffer, buffer_length));
+ TEST_CHECK(c == critical);
+ TEST_CHECK(t == type_start + i);
+ TEST_CHECK(length == record_length);
+ TEST_CHECK(memcmp(record, buffer, buffer_length) == 0);
+ if (buffer_length < record_length)
+ TEST_CHECK(buffer[buffer_length] == 0);
+
+ inst->message.length = inst->message.parsed - 1;
+ inst->message.parsed = prev_parsed;
+ TEST_CHECK(!get_record(&inst->message, NULL, NULL, NULL, buffer, buffer_length));
+ TEST_CHECK(inst->message.parsed == prev_parsed);
+ inst->message.length = msg_length;
+ if (msg_length < 0x8000) {
+ inst->message.data[prev_parsed + 2] ^= 0x80;
+ TEST_CHECK(!get_record(&inst->message, NULL, NULL, NULL, buffer, buffer_length));
+ TEST_CHECK(inst->message.parsed == prev_parsed);
+ inst->message.data[prev_parsed + 2] ^= 0x80;
+ }
+ TEST_CHECK(get_record(&inst->message, NULL, NULL, NULL, buffer, buffer_length));
+ TEST_CHECK(inst->message.parsed > prev_parsed);
+ }
+
+ TEST_CHECK(!NKSN_GetRecord(inst, &critical, &t, &length, buffer, sizeof (buffer)));
+
+ TEST_CHECK(NKSN_GetKeys(inst, AEAD_AES_SIV_CMAC_256, &c2s, &s2c));
+ TEST_CHECK(c2s.length == SIV_GetKeyLength(AEAD_AES_SIV_CMAC_256));
+ TEST_CHECK(s2c.length == SIV_GetKeyLength(AEAD_AES_SIV_CMAC_256));
+}
+
+static int
+handle_request(void *arg)
+{
+ NKSN_Instance server = arg;
+
+ verify_message(server);
+
+ request_received = 1;
+
+ send_message(server);
+
+ return 1;
+}
+
+static int
+handle_response(void *arg)
+{
+ NKSN_Instance client = arg;
+
+ response_received = 1;
+
+ verify_message(client);
+
+ return 1;
+}
+
+static void
+check_finished(void *arg)
+{
+ DEBUG_LOG("checking for stopped sessions");
+ if (!NKSN_IsStopped(server) || !NKSN_IsStopped(client)) {
+ SCH_AddTimeoutByDelay(0.001, check_finished, NULL);
+ return;
+ }
+
+ SCH_QuitProgram();
+}
+
+void
+test_unit(void)
+{
+ void *client_cred, *server_cred;
+ int sock_fds[2], i;
+
+ LCL_Initialise();
+ TST_RegisterDummyDrivers();
+
+ for (i = 0; i < 50; i++) {
+ SCH_Initialise();
+
+ server = NKSN_CreateInstance(1, NULL, handle_request, NULL);
+ client = NKSN_CreateInstance(0, "test", handle_response, NULL);
+
+ server_cred = NKSN_CreateCertCredentials("nts_ke.crt", "nts_ke.key", NULL);
+ client_cred = NKSN_CreateCertCredentials(NULL, NULL, "nts_ke.crt");
+
+ TEST_CHECK(socketpair(AF_UNIX, SOCK_STREAM, 0, sock_fds) == 0);
+ TEST_CHECK(fcntl(sock_fds[0], F_SETFL, O_NONBLOCK) == 0);
+ TEST_CHECK(fcntl(sock_fds[1], F_SETFL, O_NONBLOCK) == 0);
+
+ TEST_CHECK(NKSN_StartSession(server, sock_fds[0], "client", server_cred, 4.0));
+ TEST_CHECK(NKSN_StartSession(client, sock_fds[1], "server", client_cred, 4.0));
+
+ send_message(client);
+
+ request_received = response_received = 0;
+
+ check_finished(NULL);
+
+ SCH_MainLoop();
+
+ TEST_CHECK(NKSN_IsStopped(server));
+ TEST_CHECK(NKSN_IsStopped(client));
+
+ TEST_CHECK(request_received);
+ TEST_CHECK(response_received);
+
+ NKSN_DestroyInstance(server);
+ NKSN_DestroyInstance(client);
+
+ NKSN_DestroyCertCredentials(server_cred);
+ NKSN_DestroyCertCredentials(client_cred);
+
+ SCH_Finalise();
+ }
+
+ LCL_Finalise();
+}
+#else
+void
+test_unit(void)
+{
+ TEST_REQUIRE(0);
+}
+#endif
diff --git a/test/unit/nts_ntp_auth.c b/test/unit/nts_ntp_auth.c
new file mode 100644
index 0000000..307b93b
--- /dev/null
+++ b/test/unit/nts_ntp_auth.c
@@ -0,0 +1,112 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2020
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <config.h>
+#include "test.h"
+
+#ifdef FEAT_NTS
+
+#include <nts_ntp_auth.c>
+
+#include "ntp_ext.h"
+#include "siv.h"
+
+void
+test_unit(void)
+{
+ unsigned char key[SIV_MAX_KEY_LENGTH], nonce[256], plaintext[256], plaintext2[256];
+ NTP_PacketInfo info;
+ NTP_Packet packet;
+ SIV_Instance siv;
+ int i, j, r, packet_length, nonce_length, key_length;
+ int plaintext_length, plaintext2_length, min_ef_length;
+
+ siv = SIV_CreateInstance(AEAD_AES_SIV_CMAC_256);
+ TEST_CHECK(siv);
+
+ for (i = 0; i < 10000; i++) {
+ key_length = SIV_GetKeyLength(AEAD_AES_SIV_CMAC_256);
+ for (j = 0; j < key_length; j++)
+ key[j] = random() % 256;
+ TEST_CHECK(SIV_SetKey(siv, key, key_length));
+
+ nonce_length = random() % sizeof (nonce) + 1;
+ for (j = 0; j < nonce_length; j++)
+ nonce[j] = random() % 256;
+
+ plaintext_length = random() % (sizeof (plaintext) + 1);
+ for (j = 0; j < plaintext_length; j++)
+ plaintext[j] = random() % 256;
+
+ packet_length = NTP_HEADER_LENGTH + random() % 100 * 4;
+ min_ef_length = random() % (sizeof (packet) - packet_length);
+
+ memset(&packet, 0, sizeof (packet));
+ packet.lvm = NTP_LVM(0, 4, 0);
+ memset(&info, 0, sizeof (info));
+ info.version = 4;
+ info.length = packet_length;
+
+ DEBUG_LOG("packet_length=%d nonce_length=%d plaintext_length=%d min_ef_length=%d",
+ packet_length, nonce_length, plaintext_length, min_ef_length);
+
+ r = NNA_GenerateAuthEF(&packet, &info, siv, nonce, nonce_length, plaintext,
+ -1, 0);
+ TEST_CHECK(!r);
+ r = NNA_GenerateAuthEF(&packet, &info, siv, nonce, 0, plaintext,
+ plaintext_length, 0);
+ TEST_CHECK(!r);
+ r = NNA_GenerateAuthEF(&packet, &info, siv, nonce, nonce_length, plaintext,
+ plaintext_length, sizeof (packet) - info.length + 1);
+ TEST_CHECK(!r);
+
+ r = NNA_GenerateAuthEF(&packet, &info, siv, nonce, nonce_length, plaintext,
+ plaintext_length, min_ef_length);
+ TEST_CHECK(r);
+ TEST_CHECK(info.length - packet_length >= min_ef_length);
+
+ r = NNA_DecryptAuthEF(&packet, &info, siv, packet_length, plaintext2,
+ -1, &plaintext2_length);
+ TEST_CHECK(!r);
+
+ r = NNA_DecryptAuthEF(&packet, &info, siv, packet_length, plaintext2,
+ sizeof (plaintext2), &plaintext2_length);
+ TEST_CHECK(r);
+ TEST_CHECK(plaintext_length == plaintext2_length);
+ TEST_CHECK(memcmp(plaintext, plaintext2, plaintext_length) == 0);
+
+ j = random() % (packet_length + plaintext_length +
+ nonce_length + SIV_GetTagLength(siv) + 8) / 4 * 4;
+ ((unsigned char *)&packet)[j]++;
+ r = NNA_DecryptAuthEF(&packet, &info, siv, packet_length, plaintext2,
+ sizeof (plaintext2), &plaintext2_length);
+ TEST_CHECK(!r);
+ ((unsigned char *)&packet)[j]--;
+ }
+
+ SIV_DestroyInstance(siv);
+}
+#else
+void
+test_unit(void)
+{
+ TEST_REQUIRE(0);
+}
+#endif
diff --git a/test/unit/nts_ntp_client.c b/test/unit/nts_ntp_client.c
new file mode 100644
index 0000000..4ee33b0
--- /dev/null
+++ b/test/unit/nts_ntp_client.c
@@ -0,0 +1,284 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2020
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <config.h>
+#include "test.h"
+
+#ifdef FEAT_NTS
+
+#include "socket.h"
+#include "ntp.h"
+#include "nts_ke_client.h"
+
+#define NKC_CreateInstance(address, name) Malloc(1)
+#define NKC_DestroyInstance(inst) Free(inst)
+#define NKC_Start(inst) (random() % 2)
+#define NKC_IsActive(inst) (random() % 2)
+#define NKC_GetRetryFactor(inst) (1)
+
+static int get_nts_data(NKC_Instance inst, NKE_Context *context,
+ NKE_Cookie *cookies, int *num_cookies, int max_cookies,
+ IPSockAddr *ntp_address);
+#define NKC_GetNtsData get_nts_data
+
+#include <nts_ntp_client.c>
+
+static int
+get_nts_data(NKC_Instance inst, NKE_Context *context,
+ NKE_Cookie *cookies, int *num_cookies, int max_cookies,
+ IPSockAddr *ntp_address)
+{
+ int i;
+
+ if (random() % 2)
+ return 0;
+
+ context->algorithm = AEAD_AES_SIV_CMAC_256;
+
+ context->c2s.length = SIV_GetKeyLength(context->algorithm);
+ UTI_GetRandomBytes(context->c2s.key, context->c2s.length);
+ context->s2c.length = SIV_GetKeyLength(context->algorithm);
+ UTI_GetRandomBytes(context->s2c.key, context->s2c.length);
+
+ *num_cookies = random() % max_cookies + 1;
+ for (i = 0; i < *num_cookies; i++) {
+ cookies[i].length = random() % (sizeof (cookies[i].cookie) + 1);
+ if (random() % 4 != 0)
+ cookies[i].length = cookies[i].length / 4 * 4;
+ memset(cookies[i].cookie, random(), cookies[i].length);
+ }
+
+ ntp_address->ip_addr.family = IPADDR_UNSPEC;
+ ntp_address->port = 0;
+
+ return 1;
+}
+
+static int
+get_request(NNC_Instance inst)
+{
+ unsigned char nonce[NTS_MIN_UNPADDED_NONCE_LENGTH], uniq_id[NTS_MIN_UNIQ_ID_LENGTH];
+ NTP_PacketInfo info;
+ NTP_Packet packet;
+ int expected_length, req_cookies;
+
+ memset(&packet, 0, sizeof (packet));
+ memset(&info, 0, sizeof (info));
+ info.version = 4;
+ info.mode = MODE_CLIENT;
+ info.length = random() % (sizeof (packet) + 1);
+ if (random() % 4 != 0)
+ info.length = info.length / 4 * 4;
+
+ if (inst->num_cookies > 0 && random() % 2) {
+ inst->num_cookies = 0;
+
+ TEST_CHECK(!NNC_GenerateRequestAuth(inst, &packet, &info));
+ }
+
+ while (!NNC_PrepareForAuth(inst)) {
+ inst->next_nke_attempt = SCH_GetLastEventMonoTime() + random() % 10 - 7;
+ }
+
+ TEST_CHECK(inst->num_cookies > 0);
+ TEST_CHECK(inst->siv);
+
+ memcpy(nonce, inst->nonce, sizeof (nonce));
+ memcpy(uniq_id, inst->uniq_id, sizeof (uniq_id));
+ TEST_CHECK(NNC_PrepareForAuth(inst));
+ TEST_CHECK(memcmp(nonce, inst->nonce, sizeof (nonce)) != 0);
+ TEST_CHECK(memcmp(uniq_id, inst->uniq_id, sizeof (uniq_id)) != 0);
+
+ req_cookies = MIN(NTS_MAX_COOKIES - inst->num_cookies + 1,
+ MAX_TOTAL_COOKIE_LENGTH /
+ (inst->cookies[inst->cookie_index].length + 4));
+ expected_length = info.length + 4 + sizeof (inst->uniq_id) +
+ req_cookies * (4 + inst->cookies[inst->cookie_index].length) +
+ 4 + 4 + sizeof (inst->nonce) + SIV_GetTagLength(inst->siv);
+ DEBUG_LOG("length=%d cookie_length=%d expected_length=%d",
+ info.length, inst->cookies[inst->cookie_index].length, expected_length);
+
+ if (info.length % 4 == 0 && info.length >= NTP_HEADER_LENGTH &&
+ inst->cookies[inst->cookie_index].length % 4 == 0 &&
+ inst->cookies[inst->cookie_index].length >= (NTP_MIN_EF_LENGTH - 4) &&
+ expected_length <= sizeof (packet)) {
+ TEST_CHECK(NNC_GenerateRequestAuth(inst, &packet, &info));
+ TEST_CHECK(info.length == expected_length);
+ return 1;
+ } else {
+ TEST_CHECK(!NNC_GenerateRequestAuth(inst, &packet, &info));
+ return 0;
+ }
+}
+
+static void
+prepare_response(NNC_Instance inst, NTP_Packet *packet, NTP_PacketInfo *info, int valid, int nak)
+{
+ unsigned char cookie[508], plaintext[528], nonce[448];
+ int nonce_length, ef_length, cookie_length, plaintext_length, min_auth_length;
+ int i, index, auth_start;
+ SIV_Instance siv;
+
+ memset(packet, 0, sizeof (*packet));
+ packet->lvm = NTP_LVM(0, 4, MODE_SERVER);
+ memset(info, 0, sizeof (*info));
+ info->version = 4;
+ info->mode = MODE_SERVER;
+ info->length = NTP_HEADER_LENGTH;
+
+ if (valid)
+ index = -1;
+ else
+ index = random() % (nak ? 2 : 8);
+
+ DEBUG_LOG("index=%d nak=%d", index, nak);
+
+ if (index != 0)
+ TEST_CHECK(NEF_AddField(packet, info, NTP_EF_NTS_UNIQUE_IDENTIFIER, inst->uniq_id,
+ sizeof (inst->uniq_id)));
+ if (index == 1)
+ ((unsigned char *)packet)[NTP_HEADER_LENGTH + 4]++;
+
+ if (nak) {
+ packet->stratum = NTP_INVALID_STRATUM;
+ packet->reference_id = htonl(NTP_KOD_NTS_NAK);
+ return;
+ }
+
+ nonce_length = random() % (sizeof (nonce)) + 1;
+
+ do {
+ cookie_length = random() % (sizeof (cookie) + 1);
+ } while (cookie_length % 4 != 0 ||
+ ((index != 2) == (cookie_length < NTP_MIN_EF_LENGTH - 4 ||
+ cookie_length > NKE_MAX_COOKIE_LENGTH)));
+
+ min_auth_length = random() % (512 + 1);
+
+ DEBUG_LOG("nonce_length=%d cookie_length=%d min_auth_length=%d",
+ nonce_length, cookie_length, min_auth_length);
+
+ UTI_GetRandomBytes(nonce, nonce_length);
+ UTI_GetRandomBytes(cookie, cookie_length);
+
+ if (cookie_length >= 12 && cookie_length <= 32 && random() % 2 == 0)
+ TEST_CHECK(NEF_AddField(packet, info, NTP_EF_NTS_COOKIE, cookie, cookie_length));
+
+ plaintext_length = 0;
+ if (index != 3) {
+ for (i = random() % ((sizeof (plaintext) - 16) / (cookie_length + 4)); i >= 0; i--) {
+ TEST_CHECK(NEF_SetField(plaintext, sizeof (plaintext), plaintext_length,
+ NTP_EF_NTS_COOKIE, cookie,
+ i == 0 ? cookie_length : random() % (cookie_length + 1) / 4 * 4,
+ &ef_length));
+ plaintext_length += ef_length;
+ }
+ }
+ auth_start = info->length;
+ if (index != 4) {
+ if (index == 5) {
+ assert(plaintext_length + 16 <= sizeof (plaintext));
+ memset(plaintext + plaintext_length, 0, 16);
+ plaintext_length += 16;
+ }
+ siv = SIV_CreateInstance(inst->context.algorithm);
+ TEST_CHECK(siv);
+ TEST_CHECK(SIV_SetKey(siv, inst->context.s2c.key, inst->context.s2c.length));
+ TEST_CHECK(NNA_GenerateAuthEF(packet, info, siv,
+ nonce, nonce_length, plaintext, plaintext_length,
+ min_auth_length));
+ SIV_DestroyInstance(siv);
+ }
+ if (index == 6)
+ ((unsigned char *)packet)[auth_start + 8]++;
+ if (index == 7)
+ TEST_CHECK(NEF_AddField(packet, info, 0x7000, inst->uniq_id, sizeof (inst->uniq_id)));
+}
+
+void
+test_unit(void)
+{
+ NNC_Instance inst;
+ NTP_PacketInfo info;
+ NTP_Packet packet;
+ IPSockAddr addr;
+ IPAddr ip_addr;
+ int i, j, prev_num_cookies, valid;
+
+ TEST_CHECK(SIV_GetKeyLength(AEAD_AES_SIV_CMAC_256) > 0);
+
+ SCK_GetLoopbackIPAddress(AF_INET, &addr.ip_addr);
+ addr.port = 0;
+
+ inst = NNC_CreateInstance(&addr, "test", &addr);
+ TEST_CHECK(inst);
+
+ for (i = 0; i < 100000; i++) {
+ if (!get_request(inst))
+ continue;
+
+ valid = random() % 2;
+
+ TEST_CHECK(!inst->nak_response);
+ TEST_CHECK(!inst->ok_response);
+
+ if (random() % 2) {
+ prepare_response(inst, &packet, &info, 0, 1);
+ TEST_CHECK(!NNC_CheckResponseAuth(inst, &packet, &info));
+ TEST_CHECK(!inst->nak_response);
+ TEST_CHECK(!inst->ok_response);
+ for (j = random() % 3; j > 0; j--) {
+ prepare_response(inst, &packet, &info, 1, 1);
+ TEST_CHECK(!NNC_CheckResponseAuth(inst, &packet, &info));
+ TEST_CHECK(inst->nak_response);
+ TEST_CHECK(!inst->ok_response);
+ }
+ }
+
+ prev_num_cookies = inst->num_cookies;
+ prepare_response(inst, &packet, &info, valid, 0);
+
+ if (valid) {
+ TEST_CHECK(NNC_CheckResponseAuth(inst, &packet, &info));
+ TEST_CHECK(inst->num_cookies >= MIN(NTS_MAX_COOKIES, prev_num_cookies + 1));
+ TEST_CHECK(inst->ok_response);
+ }
+
+ prev_num_cookies = inst->num_cookies;
+ TEST_CHECK(!NNC_CheckResponseAuth(inst, &packet, &info));
+ TEST_CHECK(inst->num_cookies == prev_num_cookies);
+ TEST_CHECK(inst->ok_response == valid);
+
+ if (random() % 10 == 0) {
+ TST_GetRandomAddress(&ip_addr, IPADDR_INET4, 32);
+ NNC_ChangeAddress(inst, &ip_addr);
+ TEST_CHECK(UTI_CompareIPs(&inst->nts_address.ip_addr, &ip_addr, NULL) == 0);
+ }
+ }
+
+ NNC_DestroyInstance(inst);
+}
+#else
+void
+test_unit(void)
+{
+ TEST_REQUIRE(0);
+}
+#endif
diff --git a/test/unit/nts_ntp_server.c b/test/unit/nts_ntp_server.c
new file mode 100644
index 0000000..40938d6
--- /dev/null
+++ b/test/unit/nts_ntp_server.c
@@ -0,0 +1,176 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2020
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <config.h>
+#include "test.h"
+
+#ifdef FEAT_NTS
+
+#include <local.h>
+#include <sched.h>
+
+#include <nts_ntp_server.c>
+
+static void
+prepare_request(NTP_Packet *packet, NTP_PacketInfo *info, int valid, int nak)
+{
+ unsigned char uniq_id[NTS_MIN_UNIQ_ID_LENGTH], nonce[NTS_MIN_UNPADDED_NONCE_LENGTH];
+ SIV_Instance siv;
+ NKE_Context context;
+ NKE_Cookie cookie;
+ int i, index, cookie_start, auth_start;
+
+ context.algorithm = SERVER_SIV;
+ context.c2s.length = SIV_GetKeyLength(context.algorithm);
+ UTI_GetRandomBytes(&context.c2s.key, context.c2s.length);
+ context.s2c.length = SIV_GetKeyLength(context.algorithm);
+ UTI_GetRandomBytes(&context.s2c.key, context.s2c.length);
+
+ TEST_CHECK(NKS_GenerateCookie(&context, &cookie));
+
+ UTI_GetRandomBytes(uniq_id, sizeof (uniq_id));
+ UTI_GetRandomBytes(nonce, sizeof (nonce));
+
+ memset(packet, 0, sizeof (*packet));
+ packet->lvm = NTP_LVM(0, 4, MODE_CLIENT);
+ memset(info, 0, sizeof (*info));
+ info->version = 4;
+ info->mode = MODE_CLIENT;
+ info->length = NTP_HEADER_LENGTH;
+
+ if (valid)
+ index = -1;
+ else
+ index = random() % 3;
+
+ DEBUG_LOG("valid=%d nak=%d index=%d", valid, nak, index);
+
+ if (index != 0)
+ TEST_CHECK(NEF_AddField(packet, info, NTP_EF_NTS_UNIQUE_IDENTIFIER,
+ uniq_id, sizeof (uniq_id)));
+
+ cookie_start = info->length;
+
+ if (index != 1)
+ TEST_CHECK(NEF_AddField(packet, info, NTP_EF_NTS_COOKIE,
+ cookie.cookie, cookie.length));
+
+ for (i = random() % 4; i > 0; i--)
+ TEST_CHECK(NEF_AddField(packet, info, NTP_EF_NTS_COOKIE_PLACEHOLDER,
+ cookie.cookie, cookie.length));
+
+ auth_start = info->length;
+
+ if (index != 2) {
+ siv = SIV_CreateInstance(context.algorithm);
+ TEST_CHECK(SIV_SetKey(siv, context.c2s.key, context.c2s.length));
+ TEST_CHECK(NNA_GenerateAuthEF(packet, info, siv, nonce, sizeof (nonce),
+ (const unsigned char *)"", 0, 0));
+ SIV_DestroyInstance(siv);
+ }
+
+ if (nak)
+ ((unsigned char *)packet)[(index == 2 ? cookie_start :
+ (index == 1 ? auth_start :
+ (random() % 2 ? cookie_start : auth_start))) +
+ 4 + random() % 16]++;
+}
+
+static void
+init_response(NTP_Packet *packet, NTP_PacketInfo *info)
+{
+ memset(packet, 0, sizeof (*packet));
+ packet->lvm = NTP_LVM(0, 4, MODE_SERVER);
+ memset(info, 0, sizeof (*info));
+ info->version = 4;
+ info->mode = MODE_SERVER;
+ info->length = NTP_HEADER_LENGTH;
+}
+
+void
+test_unit(void)
+{
+ NTP_PacketInfo req_info, res_info;
+ NTP_Packet request, response;
+ int i, valid, nak;
+ uint32_t kod;
+
+ char conf[][100] = {
+ "ntsport 0",
+ "ntsprocesses 0",
+ "ntsserverkey nts_ke.key",
+ "ntsservercert nts_ke.crt",
+ };
+
+ CNF_Initialise(0, 0);
+ for (i = 0; i < sizeof conf / sizeof conf[0]; i++)
+ CNF_ParseLine(NULL, i + 1, conf[i]);
+
+ LCL_Initialise();
+ TST_RegisterDummyDrivers();
+ SCH_Initialise();
+ NKS_PreInitialise(0, 0, 0);
+ NKS_Initialise();
+ NNS_Initialise();
+
+ for (i = 0; i < 50000; i++) {
+ valid = random() % 2;
+ nak = random() % 2;
+ prepare_request(&request, &req_info, valid, nak);
+
+ TEST_CHECK(NNS_CheckRequestAuth(&request, &req_info, &kod) == (valid && !nak));
+
+ if (valid && !nak) {
+ TEST_CHECK(kod == 0);
+ TEST_CHECK(server->num_cookies > 0);
+
+ init_response(&response, &res_info);
+ TEST_CHECK(NNS_GenerateResponseAuth(&request, &req_info, &response, &res_info, kod));
+
+ TEST_CHECK(res_info.ext_fields == 2);
+ TEST_CHECK(server->num_cookies == 0);
+ } else if (valid && nak) {
+ TEST_CHECK(kod == NTP_KOD_NTS_NAK);
+ TEST_CHECK(server->num_cookies == 0);
+
+ init_response(&response, &res_info);
+ TEST_CHECK(NNS_GenerateResponseAuth(&request, &req_info, &response, &res_info, kod));
+
+ TEST_CHECK(res_info.ext_fields == 1);
+ TEST_CHECK(server->num_cookies == 0);
+ } else {
+ TEST_CHECK(kod == 0);
+ TEST_CHECK(server->num_cookies == 0);
+ }
+ }
+
+ NNS_Finalise();
+ NKS_Finalise();
+ SCH_Finalise();
+ LCL_Finalise();
+ CNF_Finalise();
+}
+#else
+void
+test_unit(void)
+{
+ TEST_REQUIRE(0);
+}
+#endif
diff --git a/test/unit/regress.c b/test/unit/regress.c
new file mode 100644
index 0000000..f47d1c4
--- /dev/null
+++ b/test/unit/regress.c
@@ -0,0 +1,119 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2017
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+#include <regress.c>
+#include "test.h"
+
+#define POINTS 64
+
+void
+test_unit(void)
+{
+ double x[POINTS], x2[POINTS], y[POINTS], w[POINTS];
+ double b0, b1, b2, s2, sb0, sb1, slope, slope2, intercept, sd, median;
+ double xrange, yrange, wrange, x2range;
+ int i, j, n, m, c1, c2, c3, runs, best_start, dof;
+
+ for (n = 3; n <= POINTS; n++) {
+ for (i = 0; i < 200; i++) {
+ slope = TST_GetRandomDouble(-0.1, 0.1);
+ intercept = TST_GetRandomDouble(-1.0, 1.0);
+ sd = TST_GetRandomDouble(1e-6, 1e-4);
+ slope2 = (random() % 2 ? 1 : -1) * TST_GetRandomDouble(0.1, 0.5);
+
+ DEBUG_LOG("iteration %d n=%d intercept=%e slope=%e sd=%e",
+ i, n, intercept, slope, sd);
+
+ for (j = 0; j < n; j++) {
+ x[j] = -j;
+ y[j] = intercept + slope * x[j] + (j % 2 ? 1 : -1) * TST_GetRandomDouble(1e-6, sd);
+ w[j] = TST_GetRandomDouble(1.0, 2.0);
+ x2[j] = (y[j] - intercept - slope * x[j]) / slope2;
+ }
+
+ RGR_WeightedRegression(x, y, w, n, &b0, &b1, &s2, &sb0, &sb1);
+ DEBUG_LOG("WR b0=%e b1=%e s2=%e sb0=%e sb1=%e", b0, b1, s2, sb0, sb1);
+ TEST_CHECK(fabs(b0 - intercept) < sd + 1e-3);
+ TEST_CHECK(fabs(b1 - slope) < sd);
+
+ if (RGR_FindBestRegression(x, y, w, n, 0, 3, &b0, &b1, &s2, &sb0, &sb1,
+ &best_start, &runs, &dof)) {
+ DEBUG_LOG("BR b0=%e b1=%e s2=%e sb0=%e sb1=%e runs=%d bs=%d dof=%d",
+ b0, b1, s2, sb0, sb1, runs, best_start, dof);
+
+ TEST_CHECK(fabs(b0 - intercept) < sd + 1e-3);
+ TEST_CHECK(fabs(b1 - slope) < sd);
+ }
+
+ if (RGR_MultipleRegress(x, x2, y, n, &b2)) {
+ DEBUG_LOG("MR b2=%e", b2);
+ TEST_CHECK(fabs(b2 - slope2) < 1e-6);
+ }
+
+ for (j = 0; j < n / 7; j++)
+ y[random() % n] += 100 * sd;
+
+ if (RGR_FindBestRobustRegression(x, y, n, 1e-8, &b0, &b1, &runs, &best_start)) {
+ DEBUG_LOG("BRR b0=%e b1=%e runs=%d bs=%d", b0, b1, runs, best_start);
+
+ TEST_CHECK(fabs(b0 - intercept) < sd + 1e-2);
+ TEST_CHECK(fabs(b1 - slope) < 5.0 * sd);
+ }
+
+ for (j = 0; j < n; j++)
+ x[j] = random() % 4 * TST_GetRandomDouble(-1000, 1000);
+
+ median = RGR_FindMedian(x, n);
+
+ for (j = c1 = c2 = c3 = 0; j < n; j++) {
+ if (x[j] < median)
+ c1++;
+ if (x[j] > median)
+ c3++;
+ else
+ c2++;
+ }
+
+ TEST_CHECK(c1 + c2 >= c3 && c1 <= c2 + c3);
+
+ xrange = TST_GetRandomDouble(1e-6, pow(10.0, random() % 10));
+ yrange = random() % 3 * TST_GetRandomDouble(0.0, pow(10.0, random() % 10));
+ wrange = random() % 3 * TST_GetRandomDouble(0.0, pow(10.0, random() % 10));
+ x2range = random() % 3 * TST_GetRandomDouble(0.0, pow(10.0, random() % 10));
+ m = random() % n;
+
+ for (j = 0; j < n; j++) {
+ x[j] = (j ? x[j - 1] : 0.0) + TST_GetRandomDouble(1e-6, xrange);
+ y[j] = TST_GetRandomDouble(-yrange, yrange);
+ w[j] = 1.0 + TST_GetRandomDouble(0.0, wrange);
+ x2[j] = TST_GetRandomDouble(-x2range, x2range);
+ }
+
+ RGR_WeightedRegression(x, y, w, n, &b0, &b1, &s2, &sb0, &sb1);
+
+ if (RGR_FindBestRegression(x + m, y + m, w, n - m, m, 3, &b0, &b1, &s2, &sb0, &sb1,
+ &best_start, &runs, &dof))
+ ;
+ if (RGR_MultipleRegress(x, x2, y, n, &b2))
+ ;
+ if (RGR_FindBestRobustRegression(x, y, n, 1e-8, &b0, &b1, &runs, &best_start))
+ ;
+ }
+ }
+}
diff --git a/test/unit/samplefilt.c b/test/unit/samplefilt.c
new file mode 100644
index 0000000..d8d2975
--- /dev/null
+++ b/test/unit/samplefilt.c
@@ -0,0 +1,118 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2018
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <local.h>
+#include "test.h"
+
+#define LCL_GetSysPrecisionAsQuantum() (1.0e-6)
+
+#include <samplefilt.c>
+
+void
+test_unit(void)
+{
+ NTP_Sample sample_in, sample_out;
+ SPF_Instance filter;
+ int i, j, k, sum_count, min_samples, max_samples;
+ double mean, combine_ratio, sum_err;
+
+ LCL_Initialise();
+
+ memset(&sample_in, 0, sizeof (sample_in));
+ memset(&sample_out, 0, sizeof (sample_out));
+
+ for (i = 0; i <= 100; i++) {
+ max_samples = random() % 20 + 1;
+ min_samples = random() % (max_samples) + 1;
+ combine_ratio = TST_GetRandomDouble(0.0, 1.0);
+
+ filter = SPF_CreateInstance(min_samples, max_samples, 2.0, combine_ratio);
+
+ for (j = 0, sum_count = 0, sum_err = 0.0; j < 100; j++) {
+ DEBUG_LOG("iteration %d/%d", i, j);
+
+ mean = TST_GetRandomDouble(-1.0e3, 1.0e3);
+ UTI_ZeroTimespec(&sample_in.time);
+
+ for (k = 0; k < 100; k++) {
+ UTI_AddDoubleToTimespec(&sample_in.time, TST_GetRandomDouble(1.0e-1, 1.0e2),
+ &sample_in.time);
+ sample_in.offset = mean + TST_GetRandomDouble(-1.0, 1.0);
+ sample_in.peer_dispersion = TST_GetRandomDouble(1.0e-4, 2.0e-4);
+ sample_in.root_dispersion = TST_GetRandomDouble(1.0e-3, 2.0e-3);
+ sample_in.peer_delay = TST_GetRandomDouble(1.0e-2, 2.0e-2);
+ sample_in.root_delay = TST_GetRandomDouble(1.0e-1, 2.0e-1);
+ sample_in.stratum = random() % 16;
+
+ TEST_CHECK(SPF_AccumulateSample(filter, &sample_in));
+ TEST_CHECK(!SPF_AccumulateSample(filter, &sample_in));
+
+ TEST_CHECK(SPF_GetNumberOfSamples(filter) == MIN(k + 1, max_samples));
+
+ SPF_GetLastSample(filter, &sample_out);
+ TEST_CHECK(!memcmp(&sample_in, &sample_out, sizeof (sample_in)));
+
+ SPF_SlewSamples(filter, &sample_in.time, 0.0, 0.0);
+ SPF_AddDispersion(filter, 0.0);
+
+ if (k + 1 < min_samples)
+ TEST_CHECK(!SPF_GetFilteredSample(filter, &sample_out));
+
+ TEST_CHECK(SPF_GetNumberOfSamples(filter) == MIN(k + 1, max_samples));
+ }
+
+ if (random() % 10) {
+ TEST_CHECK(SPF_GetFilteredSample(filter, &sample_out));
+
+ TEST_CHECK(SPF_GetAvgSampleDispersion(filter) <= 2.0);
+
+ sum_err += sample_out.offset - mean;
+ sum_count++;
+
+ TEST_CHECK(UTI_CompareTimespecs(&sample_out.time, &sample_in.time) <= 0 &&
+ sample_out.time.tv_sec >= 0);
+ TEST_CHECK(fabs(sample_out.offset - mean) <= 1.0);
+ TEST_CHECK(sample_out.peer_dispersion >= 1.0e-4 &&
+ (sample_out.peer_dispersion <= 2.0e-4 || filter->max_samples > 1));
+ TEST_CHECK(sample_out.root_dispersion >= 1.0e-3 &&
+ (sample_out.root_dispersion <= 2.0e-3 || filter->max_samples > 1));
+ TEST_CHECK(sample_out.peer_delay >= 1.0e-2 &&
+ sample_out.peer_delay <= 2.0e-2);
+ TEST_CHECK(sample_out.root_delay >= 1.0e-1 &&
+ sample_out.root_delay <= 2.0e-1);
+ TEST_CHECK(sample_out.stratum >= 0 && sample_out.stratum <= 15);
+
+ if (max_samples == 1)
+ TEST_CHECK(!memcmp(&sample_in, &sample_out, sizeof (sample_in)));
+
+ } else {
+ SPF_DropSamples(filter);
+ }
+
+ TEST_CHECK(SPF_GetNumberOfSamples(filter) == 0);
+ }
+
+ TEST_CHECK(fabs(sum_err / sum_count) < 0.3);
+
+ SPF_DestroyInstance(filter);
+ }
+
+ LCL_Finalise();
+}
diff --git a/test/unit/siv.c b/test/unit/siv.c
new file mode 100644
index 0000000..76846c8
--- /dev/null
+++ b/test/unit/siv.c
@@ -0,0 +1,321 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2019
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <config.h>
+#include <sysincl.h>
+#include <logging.h>
+#include <siv.h>
+#include "test.h"
+
+#ifdef HAVE_SIV
+
+struct siv_test {
+ SIV_Algorithm algorithm;
+ const unsigned char key[64];
+ int key_length;
+ const unsigned char nonce[128];
+ int nonce_length;
+ const unsigned char assoc[128];
+ int assoc_length;
+ const unsigned char plaintext[128];
+ int plaintext_length;
+ const unsigned char ciphertext[128];
+ int ciphertext_length;
+};
+
+void
+test_unit(void)
+{
+ struct siv_test tests[] = {
+ { AEAD_AES_SIV_CMAC_256,
+ "\x01\x23\x45\x67\x89\xab\xcd\xef\xf0\x12\x34\x56\x78\x9a\xbc\xde"
+ "\xef\x01\x23\x45\x67\x89\xab\xcd\xde\xf0\x12\x34\x56\x78\x9a\xbc", 32,
+ "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f", 16,
+ "", 0,
+ "", 0,
+ "\x22\x3e\xb5\x94\xe0\xe0\x25\x4b\x00\x25\x8e\x21\x9a\x1c\xa4\x21", 16
+ },
+ { AEAD_AES_SIV_CMAC_256,
+ "\x01\x23\x45\x67\x89\xab\xcd\xef\xf0\x12\x34\x56\x78\x9a\xbc\xde"
+ "\xef\x01\x23\x45\x67\x89\xab\xcd\xde\xf0\x12\x34\x56\x78\x9a\xbc", 32,
+ "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f", 16,
+ "\x4c\x9d\x4f\xca\xed\x8a\xe2\xba\xad\x3f\x3e\xa6\xe9\x3c\x8c\x8b", 16,
+ "", 0,
+ "\xd7\x20\x19\x89\xc6\xdb\xc6\xd6\x61\xfc\x62\xbc\x86\x5e\xee\xef", 16
+ },
+ { AEAD_AES_SIV_CMAC_256,
+ "\x01\x23\x45\x67\x89\xab\xcd\xef\xf0\x12\x34\x56\x78\x9a\xbc\xde"
+ "\xef\x01\x23\x45\x67\x89\xab\xcd\xde\xf0\x12\x34\x56\x78\x9a\xbc", 32,
+ "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f", 16,
+ "", 0,
+ "\x4c\x9d\x4f\xca\xed\x8a\xe2\xba\xad\x3f\x3e\xa6\xe9\x3c\x8c\x8b", 16,
+ "\xb6\xc1\x60\xe9\xc2\xfd\x2a\xe8\xde\xc5\x36\x8b\x2a\x33\xed\xe1"
+ "\x14\xff\xb3\x97\x34\x5c\xcb\xe4\x4a\xa4\xde\xac\xd9\x36\x90\x46", 32
+ },
+ { AEAD_AES_SIV_CMAC_256,
+ "\x01\x23\x45\x67\x89\xab\xcd\xef\xf0\x12\x34\x56\x78\x9a\xbc\xde"
+ "\xef\x01\x23\x45\x67\x89\xab\xcd\xde\xf0\x12\x34\x56\x78\x9a\xbc", 32,
+ "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e", 15,
+ "\x4c\x9d\x4f\xca\xed\x8a\xe2\xba\xad\x3f\x3e\xa6\xe9\x3c\x8c", 15,
+ "\xba\x99\x79\x31\x23\x7e\x3c\x53\x58\x7e\xd4\x93\x02\xab\xe4", 15,
+ "\x03\x8c\x41\x51\xba\x7a\x8f\x77\x6e\x56\x31\x99\x42\x0b\xc7\x03"
+ "\xe7\x6c\x67\xc9\xda\xb7\x0d\x5b\x44\x06\x26\x5a\xd0\xd2\x3b", 31
+ },
+ { AEAD_AES_SIV_CMAC_256,
+ "\x01\x23\x45\x67\x89\xab\xcd\xef\xf0\x12\x34\x56\x78\x9a\xbc\xde"
+ "\xef\x01\x23\x45\x67\x89\xab\xcd\xde\xf0\x12\x34\x56\x78\x9a\xbc", 32,
+ "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f", 16,
+ "\x4c\x9d\x4f\xca\xed\x8a\xe2\xba\xad\x3f\x3e\xa6\xe9\x3c\x8c\x8b", 16,
+ "\xba\x99\x79\x31\x23\x7e\x3c\x53\x58\x7e\xd4\x93\x02\xab\xe4\xa7", 16,
+ "\x5c\x05\x23\x65\xf4\x57\x0a\xa0\xfb\x38\x3e\xce\x9b\x75\x85\xeb"
+ "\x68\x85\x19\x36\x0c\x7c\x48\x11\x40\xcb\x9b\x57\x9a\x0e\x65\x32", 32
+ },
+ { AEAD_AES_SIV_CMAC_256,
+ "\x01\x23\x45\x67\x89\xab\xcd\xef\xf0\x12\x34\x56\x78\x9a\xbc\xde"
+ "\xef\x01\x23\x45\x67\x89\xab\xcd\xde\xf0\x12\x34\x56\x78\x9a\xbc", 32,
+ "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f"
+ "\xd5", 17,
+ "\x4c\x9d\x4f\xca\xed\x8a\xe2\xba\xad\x3f\x3e\xa6\xe9\x3c\x8c\x8b"
+ "\xa0", 17,
+ "\xba\x99\x79\x31\x23\x7e\x3c\x53\x58\x7e\xd4\x93\x02\xab\xe4\xa7"
+ "\x08", 17,
+ "\xaf\x58\x4b\xe7\x82\x1e\x96\x19\x29\x91\x25\xe0\xdd\x80\x3b\x49"
+ "\xa5\x11\xcd\xb6\x08\xf3\x76\xa0\xb6\xfa\x15\x82\xf3\x95\xe1\xeb"
+ "\xbd", 33
+ },
+ { AEAD_AES_SIV_CMAC_256,
+ "\x01\x23\x45\x67\x89\xab\xcd\xef\xf0\x12\x34\x56\x78\x9a\xbc\xde"
+ "\xef\x01\x23\x45\x67\x89\xab\xcd\xde\xf0\x12\x34\x56\x78\x9a\xbc", 32,
+ "\xb0\x5a\x1b\xc7\x56\xe7\xb6\x2c\xb4\x85\xe5\x56\xa5\x28\xc0\x6c"
+ "\x2f\x3b\x0b\x9d\x1a\x0c\xdf\x69\x47\xe0\xcc\xc0\x87\xaa\x5c\x09"
+ "\x98\x48\x8d\x6a\x8e\x1e\x05\xd7\x8b\x68\x74\x83\xb5\x1d\xf1\x2c", 48,
+ "\xe5\x8b\xd2\x6a\x30\xc5\xc5\x61\xcc\xbd\x7c\x27\xbf\xfe\xf9\x06"
+ "\x00\x5b\xd7\xfc\x11\x0b\xcf\x16\x61\xef\xac\x05\xa7\xaf\xec\x27"
+ "\x41\xc8\x5e\x9e\x0d\xf9\x2f\xaf\x20\x79\x17\xe5\x17\x91\x2a\x27"
+ "\x34\x1c\xbc\xaf\xeb\xef\x7f\x52\xe7\x1e\x4c\x2a\xca\xbd\x2b\xbe"
+ "\x34\xd6\xfb\x69\xd3\x3e\x49\x59\x60\xb4\x26\xc9\xb8\xce\xba", 79,
+ "\x6c\xe7\xcf\x7e\xab\x7b\xa0\xe1\xa7\x22\xcb\x88\xde\x5e\x42\xd2"
+ "\xec\x79\xe0\xa2\xcf\x5f\x0f\x6f\x6b\x89\x57\xcd\xae\x17\xd4\xc2"
+ "\xf3\x1b\xa2\xa8\x13\x78\x23\x2f\x83\xa8\xd4\x0c\xc0\xd2\xf3\x99"
+ "\xae\x81\xa1\xca\x5b\x5f\x45\xa6\x6f\x0c\x8a\xf3\xd4\x67\x40\x81"
+ "\x26\xe2\x01\x86\xe8\x5a\xd5\xf8\x58\x80\x9f\x56\xaa\x76\x96\xbf"
+ "\x31", 81,
+ "\x9a\x06\x33\xe0\xee\x00\x6a\x9b\xc8\x20\xd5\xe2\xc2\xed\xb5\x75"
+ "\xfa\x9e\x42\x2a\x31\x6b\xda\xca\xaa\x7d\x31\x8b\x84\x7a\xb8\xd7"
+ "\x8a\x81\x25\x64\xed\x41\x9b\xa9\x77\x10\xbd\x05\x0c\x4e\xc5\x31"
+ "\x0c\xa2\x86\xec\x8a\x94\xc8\x24\x23\x3c\x13\xee\xa5\x51\xc9\xdf"
+ "\x48\xc9\x55\xc5\x2f\x40\x73\x3f\x98\xbb\x8d\x69\x78\x46\x64\x17"
+ "\x8d\x49\x2f\x14\x62\xa4\x7c\x2a\x57\x38\x87\xce\xc6\x72\xd3\x5c"
+ "\xa1", 97
+ },
+ { 0, "", 0 }
+ };
+
+ unsigned char plaintext[sizeof (((struct siv_test *)NULL)->plaintext)];
+ unsigned char ciphertext[sizeof (((struct siv_test *)NULL)->ciphertext)];
+ SIV_Instance siv;
+ int i, j, r;
+
+ TEST_CHECK(SIV_CreateInstance(0) == NULL);
+
+ for (i = 0; tests[i].algorithm != 0; i++) {
+ DEBUG_LOG("testing %d (%d)", (int)tests[i].algorithm, i);
+
+ assert(tests[i].key_length <= sizeof (tests[i].key));
+ assert(tests[i].nonce_length <= sizeof (tests[i].nonce));
+ assert(tests[i].assoc_length <= sizeof (tests[i].assoc));
+ assert(tests[i].plaintext_length <= sizeof (tests[i].plaintext));
+ assert(tests[i].ciphertext_length <= sizeof (tests[i].ciphertext));
+
+ siv = SIV_CreateInstance(tests[i].algorithm);
+ TEST_CHECK(siv != NULL);
+
+ TEST_CHECK(SIV_GetKeyLength(tests[i].algorithm) == tests[i].key_length);
+
+ r = SIV_Encrypt(siv, tests[i].nonce, tests[i].nonce_length,
+ tests[i].assoc, tests[i].assoc_length,
+ tests[i].plaintext, tests[i].plaintext_length,
+ ciphertext, tests[i].ciphertext_length);
+ TEST_CHECK(!r);
+ r = SIV_Decrypt(siv, tests[i].nonce, tests[i].nonce_length,
+ tests[i].assoc, tests[i].assoc_length,
+ tests[i].ciphertext, tests[i].ciphertext_length,
+ plaintext, tests[i].plaintext_length);
+ TEST_CHECK(!r);
+
+ for (j = -1; j < 1024; j++) {
+ r = SIV_SetKey(siv, tests[i].key, j);
+ TEST_CHECK(r == (j == tests[i].key_length));
+ }
+
+ TEST_CHECK(SIV_GetTagLength(siv) == tests[i].ciphertext_length - tests[i].plaintext_length);
+
+ r = SIV_Encrypt(siv, tests[i].nonce, tests[i].nonce_length,
+ tests[i].assoc, tests[i].assoc_length,
+ tests[i].plaintext, tests[i].plaintext_length,
+ ciphertext, tests[i].ciphertext_length);
+ TEST_CHECK(r);
+
+#if 0
+ for (j = 0; j < tests[i].ciphertext_length; j++) {
+ printf("\\x%02x", ciphertext[j]);
+ if (j % 16 == 15)
+ printf("\n");
+ }
+ printf("\n");
+#endif
+ TEST_CHECK(memcmp(ciphertext, tests[i].ciphertext, tests[i].ciphertext_length) == 0);
+
+ for (j = -1; j < tests[i].nonce_length; j++) {
+ r = SIV_Encrypt(siv, tests[i].nonce, j,
+ tests[i].assoc, tests[i].assoc_length,
+ tests[i].plaintext, tests[i].plaintext_length,
+ ciphertext, tests[i].ciphertext_length);
+ if (j > 0) {
+ TEST_CHECK(r);
+ TEST_CHECK(memcmp(ciphertext, tests[i].ciphertext, tests[i].ciphertext_length) != 0);
+ } else {
+ TEST_CHECK(!r);
+ }
+ }
+
+ for (j = -1; j < tests[i].assoc_length; j++) {
+ r = SIV_Encrypt(siv, tests[i].nonce, tests[i].nonce_length,
+ tests[i].assoc, j,
+ tests[i].plaintext, tests[i].plaintext_length,
+ ciphertext, tests[i].ciphertext_length);
+ if (j >= 0) {
+ TEST_CHECK(r);
+ TEST_CHECK(memcmp(ciphertext, tests[i].ciphertext, tests[i].ciphertext_length) != 0);
+ } else {
+ TEST_CHECK(!r);
+ }
+ }
+
+ for (j = -1; j < tests[i].plaintext_length; j++) {
+ r = SIV_Encrypt(siv, tests[i].nonce, tests[i].nonce_length,
+ tests[i].assoc, tests[i].assoc_length,
+ tests[i].plaintext, j,
+ ciphertext, j + SIV_GetTagLength(siv));
+ if (j >= 0) {
+ TEST_CHECK(r);
+ TEST_CHECK(memcmp(ciphertext, tests[i].ciphertext, j + SIV_GetTagLength(siv)) != 0);
+ } else {
+ TEST_CHECK(!r);
+ }
+ }
+
+ for (j = -1; j < 2 * tests[i].plaintext_length; j++) {
+ if (j == tests[i].plaintext_length)
+ continue;
+ r = SIV_Encrypt(siv, tests[i].nonce, tests[i].nonce_length,
+ tests[i].assoc, tests[i].assoc_length,
+ tests[i].plaintext, j,
+ ciphertext, tests[i].ciphertext_length);
+ TEST_CHECK(!r);
+ }
+
+ for (j = -1; j < 2 * tests[i].ciphertext_length; j++) {
+ if (j == tests[i].ciphertext_length)
+ continue;
+ r = SIV_Encrypt(siv, tests[i].nonce, tests[i].nonce_length,
+ tests[i].assoc, tests[i].assoc_length,
+ tests[i].plaintext, tests[i].plaintext_length,
+ ciphertext, j);
+ TEST_CHECK(!r);
+ }
+
+ r = SIV_Decrypt(siv, tests[i].nonce, tests[i].nonce_length,
+ tests[i].assoc, tests[i].assoc_length,
+ tests[i].ciphertext, tests[i].ciphertext_length,
+ plaintext, tests[i].plaintext_length);
+ TEST_CHECK(r);
+ TEST_CHECK(memcmp(plaintext, tests[i].plaintext, tests[i].plaintext_length) == 0);
+
+ for (j = -1; j < tests[i].nonce_length; j++) {
+ r = SIV_Decrypt(siv, tests[i].nonce, j,
+ tests[i].assoc, tests[i].assoc_length,
+ tests[i].ciphertext, tests[i].ciphertext_length,
+ plaintext, tests[i].plaintext_length);
+ TEST_CHECK(!r);
+ }
+
+ for (j = -1; j < tests[i].assoc_length; j++) {
+ r = SIV_Decrypt(siv, tests[i].nonce, tests[i].nonce_length,
+ tests[i].assoc, j,
+ tests[i].ciphertext, tests[i].ciphertext_length,
+ plaintext, tests[i].plaintext_length);
+ TEST_CHECK(!r);
+ }
+
+ for (j = -1; j < 2 * tests[i].ciphertext_length; j++) {
+ if (j == tests[i].ciphertext_length)
+ continue;
+
+ r = SIV_Decrypt(siv, tests[i].nonce, tests[i].nonce_length,
+ tests[i].assoc, tests[i].assoc_length,
+ tests[i].ciphertext, j,
+ plaintext, tests[i].plaintext_length);
+ TEST_CHECK(!r);
+ }
+
+ for (j = -1; j < tests[i].plaintext_length; j++) {
+ r = SIV_Decrypt(siv, tests[i].nonce, tests[i].nonce_length,
+ tests[i].assoc, tests[i].assoc_length,
+ tests[i].ciphertext, tests[i].ciphertext_length,
+ plaintext, j);
+ TEST_CHECK(!r);
+
+ r = SIV_Decrypt(siv, tests[i].nonce, tests[i].nonce_length,
+ tests[i].assoc, tests[i].assoc_length,
+ tests[i].ciphertext, j + SIV_GetTagLength(siv),
+ plaintext, j);
+ TEST_CHECK(!r);
+ }
+
+ SIV_DestroyInstance(siv);
+ }
+
+ siv = SIV_CreateInstance(tests[0].algorithm);
+ for (i = 0; i < 1000; i++) {
+ for (j = 0; tests[j].algorithm == tests[0].algorithm; j++) {
+ r = SIV_SetKey(siv, tests[j].key, tests[j].key_length);
+ TEST_CHECK(r);
+ r = SIV_Encrypt(siv, tests[j].nonce, tests[j].nonce_length,
+ tests[j].assoc, tests[j].assoc_length,
+ tests[j].plaintext, tests[j].plaintext_length,
+ ciphertext, tests[j].ciphertext_length);
+ TEST_CHECK(r);
+ r = SIV_Decrypt(siv, tests[j].nonce, tests[j].nonce_length,
+ tests[j].assoc, tests[j].assoc_length,
+ tests[j].ciphertext, tests[j].ciphertext_length,
+ plaintext, tests[j].plaintext_length);
+ TEST_CHECK(r);
+ }
+ }
+ SIV_DestroyInstance(siv);
+}
+#else
+void
+test_unit(void)
+{
+ TEST_REQUIRE(0);
+}
+#endif
diff --git a/test/unit/smooth.c b/test/unit/smooth.c
new file mode 100644
index 0000000..998a4d1
--- /dev/null
+++ b/test/unit/smooth.c
@@ -0,0 +1,63 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2016
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <smooth.c>
+#include "test.h"
+
+void
+test_unit(void)
+{
+ int i, j;
+ struct timespec ts;
+ double offset, freq, wander;
+ char conf[] = "smoothtime 300 0.01";
+
+ CNF_Initialise(0, 0);
+ CNF_ParseLine(NULL, 1, conf);
+
+ LCL_Initialise();
+ SMT_Initialise();
+ locked = 0;
+
+ for (i = 0; i < 500; i++) {
+ UTI_ZeroTimespec(&ts);
+ SMT_Reset(&ts);
+
+ DEBUG_LOG("iteration %d", i);
+
+ offset = (random() % 1000000 - 500000) / 1.0e6;
+ freq = (random() % 1000000 - 500000) / 1.0e9;
+ update_smoothing(&ts, offset, freq);
+
+ for (j = 0; j < 10000; j++) {
+ update_smoothing(&ts, 0.0, 0.0);
+ UTI_AddDoubleToTimespec(&ts, 16.0, &ts);
+ get_smoothing(&ts, &offset, &freq, &wander);
+ }
+
+ TEST_CHECK(fabs(offset) < 1e-12);
+ TEST_CHECK(fabs(freq) < 1e-12);
+ TEST_CHECK(fabs(wander) < 1e-12);
+ }
+
+ SMT_Finalise();
+ LCL_Finalise();
+ CNF_Finalise();
+}
diff --git a/test/unit/sources.c b/test/unit/sources.c
new file mode 100644
index 0000000..621b79c
--- /dev/null
+++ b/test/unit/sources.c
@@ -0,0 +1,243 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2016, 2018
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <sources.c>
+#include "test.h"
+
+static SRC_Instance
+create_source(SRC_Type type, IPAddr *addr, int authenticated, int sel_options)
+{
+ TST_GetRandomAddress(addr, IPADDR_UNSPEC, -1);
+
+ return SRC_CreateNewInstance(UTI_IPToRefid(addr), type, authenticated, sel_options,
+ type == SRC_NTP ? addr : NULL,
+ SRC_DEFAULT_MINSAMPLES, SRC_DEFAULT_MAXSAMPLES, 0.0, 1.0);
+}
+
+void
+test_unit(void)
+{
+ SRC_AuthSelectMode sel_mode;
+ SRC_Instance srcs[16];
+ IPAddr addrs[16];
+ RPT_SourceReport report;
+ NTP_Sample sample;
+ int i, j, k, l, n1, n2, n3, n4, samples, sel_options;
+ char conf[128];
+
+ CNF_Initialise(0, 0);
+ LCL_Initialise();
+ TST_RegisterDummyDrivers();
+ SCH_Initialise();
+ SRC_Initialise();
+ REF_Initialise();
+ NSR_Initialise();
+
+ REF_SetMode(REF_ModeIgnore);
+
+ for (i = 0; i < 1000; i++) {
+ DEBUG_LOG("iteration %d", i);
+
+ for (j = 0; j < sizeof (srcs) / sizeof (srcs[0]); j++) {
+ TEST_CHECK(n_sources == j);
+
+ sel_options = i & random() & (SRC_SELECT_NOSELECT | SRC_SELECT_PREFER |
+ SRC_SELECT_TRUST | SRC_SELECT_REQUIRE);
+
+ DEBUG_LOG("added source %d options %d", j, sel_options);
+ srcs[j] = create_source(SRC_NTP, &addrs[j], 0, sel_options);
+ SRC_UpdateReachability(srcs[j], 1);
+
+ samples = (i + j) % 5 + 3;
+
+ sample.offset = TST_GetRandomDouble(-1.0, 1.0);
+
+ for (k = 0; k < samples; k++) {
+ SCH_GetLastEventTime(&sample.time, NULL, NULL);
+ UTI_AddDoubleToTimespec(&sample.time, TST_GetRandomDouble(k - samples, k - samples + 1),
+ &sample.time);
+
+ sample.offset += TST_GetRandomDouble(-1.0e-2, 1.0e-2);
+ sample.peer_delay = TST_GetRandomDouble(1.0e-6, 1.0e-1);
+ sample.peer_dispersion = TST_GetRandomDouble(1.0e-6, 1.0e-1);
+ sample.root_delay = sample.peer_delay;
+ sample.root_dispersion = sample.peer_dispersion;
+ sample.stratum = 1;
+
+ if (random() % 2)
+ SRC_SetLeapStatus(srcs[j], random() % 4);
+
+ DEBUG_LOG("source %d sample %d offset %f delay %f disp %f", j, k,
+ sample.offset, sample.peer_delay, sample.peer_dispersion);
+
+ SRC_AccumulateSample(srcs[j], &sample);
+ }
+
+ for (k = 0; k <= j; k++) {
+ int passed = 0, trusted = 0, trusted_passed = 0, required = 0, required_passed = 0;
+ double trusted_lo = DBL_MAX, trusted_hi = DBL_MIN;
+ double passed_lo = DBL_MAX, passed_hi = DBL_MIN;
+
+ SRC_SelectSource(srcs[k]);
+ DEBUG_LOG("source %d status %u", k, sources[k]->status);
+
+ for (l = 0; l <= j; l++) {
+ TEST_CHECK(sources[l]->status > SRC_OK && sources[l]->status <= SRC_SELECTED);
+ if (sources[l]->sel_options & SRC_SELECT_NOSELECT) {
+ TEST_CHECK(sources[l]->status == SRC_UNSELECTABLE);
+ } else if (sources[l]->status != SRC_BAD_DISTANCE) {
+ if (sources[l]->status >= SRC_NONPREFERRED) {
+ passed++;
+ if (passed_lo > sources[l]->sel_info.lo_limit)
+ passed_lo = sources[l]->sel_info.lo_limit;
+ if (passed_hi < sources[l]->sel_info.hi_limit)
+ passed_hi = sources[l]->sel_info.hi_limit;
+ }
+ if (sources[l]->sel_options & SRC_SELECT_TRUST) {
+ trusted++;
+ if (trusted_lo > sources[l]->sel_info.lo_limit)
+ trusted_lo = sources[l]->sel_info.lo_limit;
+ if (trusted_hi < sources[l]->sel_info.hi_limit)
+ trusted_hi = sources[l]->sel_info.hi_limit;
+ if (sources[l]->status >= SRC_NONPREFERRED)
+ trusted_passed++;
+ }
+ if (sources[l]->sel_options & SRC_SELECT_REQUIRE) {
+ required++;
+ if (sources[l]->status >= SRC_NONPREFERRED)
+ required_passed++;
+ }
+ if (sources[l]->sel_options & SRC_SELECT_PREFER)
+ TEST_CHECK(sources[l]->status != SRC_NONPREFERRED);
+ }
+ }
+
+ DEBUG_LOG("sources %d passed %d trusted %d/%d required %d/%d", j + 1, passed,
+ trusted_passed, trusted, required_passed, required);
+
+ TEST_CHECK(!trusted || !passed || (passed_lo >= trusted_lo && passed_hi <= trusted_hi));
+ TEST_CHECK(!passed || !trusted || trusted_passed >= 1);
+ TEST_CHECK(!passed || !required || required_passed > 0);
+
+ for (l = 0; l <= j; l++) {
+ TEST_CHECK(sources[l]->leap_vote ==
+ (sources[l]->status >= SRC_NONPREFERRED &&
+ (!trusted || sources[l]->sel_options & SRC_SELECT_TRUST)));
+ }
+ }
+ }
+
+ for (j = 0; j < sizeof (srcs) / sizeof (srcs[0]); j++) {
+ SRC_ReportSource(j, &report, &sample.time);
+ SRC_DestroyInstance(srcs[j]);
+ }
+ }
+
+ TEST_CHECK(CNF_GetAuthSelectMode() == SRC_AUTHSELECT_MIX);
+
+ for (i = 0; i < 1000; i++) {
+ DEBUG_LOG("iteration %d", i);
+
+ switch (i % 4) {
+ case 0:
+ snprintf(conf, sizeof (conf), "authselectmode require");
+ sel_mode = SRC_AUTHSELECT_REQUIRE;
+ break;
+ case 1:
+ snprintf(conf, sizeof (conf), "authselectmode prefer");
+ sel_mode = SRC_AUTHSELECT_PREFER;
+ break;
+ case 2:
+ snprintf(conf, sizeof (conf), "authselectmode mix");
+ sel_mode = SRC_AUTHSELECT_MIX;
+ break;
+ case 3:
+ snprintf(conf, sizeof (conf), "authselectmode ignore");
+ sel_mode = SRC_AUTHSELECT_IGNORE;
+ break;
+ }
+
+ CNF_ParseLine(NULL, 0, conf);
+ TEST_CHECK(CNF_GetAuthSelectMode() == sel_mode);
+
+ sel_options = random() & (SRC_SELECT_PREFER | SRC_SELECT_TRUST | SRC_SELECT_REQUIRE);
+
+ n1 = random() % 3;
+ n2 = random() % 3;
+ n3 = random() % 3;
+ n4 = random() % 3;
+ assert(n1 + n2 + n3 < sizeof (srcs) / sizeof (srcs[0]));
+
+ for (j = 0; j < n1; j++)
+ srcs[j] = create_source(SRC_REFCLOCK, &addrs[j], random() % 2, sel_options);
+ for (; j < n1 + n2; j++)
+ srcs[j] = create_source(SRC_NTP, &addrs[j], 1, sel_options);
+ for (; j < n1 + n2 + n3; j++)
+ srcs[j] = create_source(SRC_NTP, &addrs[j], 0, sel_options);
+ for (; j < n1 + n2 + n3 + n4; j++)
+ srcs[j] = create_source(random() % 2 ? SRC_REFCLOCK : SRC_NTP, &addrs[j],
+ random() % 2, sel_options | SRC_SELECT_NOSELECT);
+
+ switch (sel_mode) {
+ case SRC_AUTHSELECT_IGNORE:
+ for (j = 0; j < n1 + n2 + n3; j++)
+ TEST_CHECK(srcs[j]->sel_options == sel_options);
+ break;
+ case SRC_AUTHSELECT_MIX:
+ for (j = 0; j < n1 + n2; j++)
+ TEST_CHECK(srcs[j]->sel_options ==
+ (sel_options | (n2 > 0 && n3 > 0 ? SRC_SELECT_REQUIRE | SRC_SELECT_TRUST : 0)));
+ for (; j < n1 + n2 + n3; j++)
+ TEST_CHECK(srcs[j]->sel_options == sel_options);
+ break;
+ case SRC_AUTHSELECT_PREFER:
+ for (j = 0; j < n1 + n2; j++)
+ TEST_CHECK(srcs[j]->sel_options == sel_options);
+ for (; j < n1 + n2 + n3; j++)
+ TEST_CHECK(srcs[j]->sel_options == (sel_options | (n2 > 0 ? SRC_SELECT_NOSELECT : 0)));
+ break;
+ case SRC_AUTHSELECT_REQUIRE:
+ for (j = 0; j < n1 + n2; j++)
+ TEST_CHECK(srcs[j]->sel_options == sel_options);
+ for (; j < n1 + n2 + n3; j++)
+ TEST_CHECK(srcs[j]->sel_options == (sel_options | SRC_SELECT_NOSELECT));
+ break;
+ default:
+ assert(0);
+ }
+
+ for (j = n1 + n2 + n3; j < n1 + n2 + n3 + n4; j++)
+ TEST_CHECK(srcs[j]->sel_options == (sel_options | SRC_SELECT_NOSELECT));
+
+ for (j = n1 + n2 + n3 + n4 - 1; j >= 0; j--) {
+ if (j < n1 + n2)
+ TEST_CHECK(srcs[j]->sel_options == sel_options);
+ SRC_DestroyInstance(srcs[j]);
+ }
+ }
+
+ NSR_Finalise();
+ REF_Finalise();
+ SRC_Finalise();
+ SCH_Finalise();
+ LCL_Finalise();
+ CNF_Finalise();
+ HSH_Finalise();
+}
diff --git a/test/unit/test.c b/test/unit/test.c
new file mode 100644
index 0000000..482d83f
--- /dev/null
+++ b/test/unit/test.c
@@ -0,0 +1,187 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2016
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <config.h>
+#include <sysincl.h>
+#include <logging.h>
+#include <localp.h>
+#include <util.h>
+
+#include "test.h"
+
+void
+TST_Fail(int line)
+{
+ printf("FAIL (on line %d)\n", line);
+ exit(1);
+}
+
+void
+TST_Skip(int line)
+{
+ printf("SKIP (on line %d)\n", line);
+ exit(0);
+}
+
+int
+main(int argc, char **argv)
+{
+ char *test_name, *s;
+ int i, seed = 0;
+ struct timeval tv;
+
+ test_name = argv[0];
+ s = strrchr(test_name, '.');
+ if (s)
+ *s = '\0';
+ s = strrchr(test_name, '/');
+ if (s)
+ test_name = s + 1;
+
+ for (i = 1; i < argc; i++) {
+ if (!strcmp(argv[i], "-d")) {
+ LOG_SetMinSeverity(LOGS_DEBUG);
+ } else if (!strcmp(argv[i], "-s") && i + 1 < argc) {
+ seed = atoi(argv[++i]);
+ } else {
+ fprintf(stderr, "Unknown option\n");
+ exit(1);
+ }
+ }
+
+ gettimeofday(&tv, NULL);
+ srandom(seed ? seed : tv.tv_sec ^ (tv.tv_usec << 10));
+
+ printf("Testing %-30s ", test_name);
+ fflush(stdout);
+
+ LOG_Initialise();
+
+ test_unit();
+
+ LOG_Finalise();
+
+ printf("PASS\n");
+
+ return 0;
+}
+
+void TST_SuspendLogging(void)
+{
+ LOG_OpenFileLog("/dev/null");
+}
+
+void TST_ResumeLogging(void)
+{
+ LOG_OpenFileLog(NULL);
+}
+
+double
+TST_GetRandomDouble(double min, double max)
+{
+ return min + (double)random() / RAND_MAX * (max - min);
+}
+
+void
+TST_GetRandomAddress(IPAddr *ip, int family, int bits)
+{
+ if (family != IPADDR_INET4 && family != IPADDR_INET6)
+ family = random() % 2 ? IPADDR_INET4 : IPADDR_INET6;
+
+ ip->family = family;
+
+ if (family == IPADDR_INET4) {
+ if (bits < 0)
+ bits = 32;
+ assert(bits <= 32);
+
+ if (bits > 16)
+ ip->addr.in4 = (uint32_t)random() % (1U << (bits - 16)) << 16 |
+ (uint32_t)random() % (1U << 16);
+ else
+ ip->addr.in4 = (uint32_t)random() % (1U << bits);
+ } else {
+ int i, b;
+
+ if (bits < 0)
+ bits = 128;
+ assert(bits <= 128);
+
+ for (i = 0, b = 120; i < 16; i++, b -= 8) {
+ if (b >= bits) {
+ ip->addr.in6[i] = 0;
+ } else {
+ ip->addr.in6[i] = random() % (1U << MIN(bits - b, 8));
+ }
+ }
+ }
+}
+
+void
+TST_SwapAddressBit(IPAddr *ip, unsigned int b)
+{
+ if (ip->family == IPADDR_INET4) {
+ assert(b < 32);
+ ip->addr.in4 ^= 1U << (31 - b);
+ } else if (ip->family == IPADDR_INET6) {
+ assert(b < 128);
+ ip->addr.in6[b / 8] ^= 1U << (7 - b % 8);
+ } else {
+ assert(0);
+ }
+}
+
+static double
+read_frequency(void)
+{
+ return 0.0;
+}
+
+static double
+set_frequency(double freq_ppm)
+{
+ return 0.0;
+}
+
+static void
+accrue_offset(double offset, double corr_rate)
+{
+}
+
+static int
+apply_step_offset(double offset)
+{
+ return 0;
+}
+
+static void
+offset_convert(struct timespec *raw, double *corr, double *err)
+{
+ *corr = 0.0;
+ if (err)
+ *err = 0.0;
+}
+
+void
+TST_RegisterDummyDrivers(void)
+{
+ lcl_RegisterSystemDrivers(read_frequency, set_frequency, accrue_offset,
+ apply_step_offset, offset_convert, NULL, NULL);
+}
diff --git a/test/unit/test.h b/test/unit/test.h
new file mode 100644
index 0000000..2d3637b
--- /dev/null
+++ b/test/unit/test.h
@@ -0,0 +1,55 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2016
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#ifndef GOT_TEST_H
+#define GOT_TEST_H
+
+#include <addressing.h>
+
+extern void test_unit(void);
+
+#define TEST_CHECK(expr) \
+ do { \
+ if (!(expr)) { \
+ TST_Fail(__LINE__); \
+ exit(1); \
+ } \
+ } while (0)
+
+#define TEST_REQUIRE(expr) \
+ do { \
+ if (!(expr)) { \
+ TST_Skip(__LINE__); \
+ exit(0); \
+ } \
+ } while (0)
+
+extern void TST_Fail(int line);
+extern void TST_Skip(int line);
+
+extern void TST_SuspendLogging(void);
+extern void TST_ResumeLogging(void);
+
+extern double TST_GetRandomDouble(double min, double max);
+extern void TST_GetRandomAddress(IPAddr *ip, int family, int bits);
+extern void TST_SwapAddressBit(IPAddr *ip, unsigned int b);
+extern void TST_RegisterDummyDrivers(void);
+
+#endif
diff --git a/test/unit/util.c b/test/unit/util.c
new file mode 100644
index 0000000..052eb31
--- /dev/null
+++ b/test/unit/util.c
@@ -0,0 +1,372 @@
+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2017-2018
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <util.c>
+#include "test.h"
+
+void test_unit(void) {
+ NTP_int64 ntp_ts, ntp_fuzz;
+ NTP_int32 ntp32_ts;
+ struct timespec ts, ts2;
+ struct timeval tv;
+ double x, y, nan, inf;
+ Timespec tspec;
+ Float f;
+ int i, j, c;
+ char buf[16], *s, *words[3];
+ uid_t uid;
+ gid_t gid;
+ struct stat st;
+ FILE *file;
+
+ for (i = -31; i < 31; i++) {
+ x = pow(2.0, i);
+ y = UTI_Log2ToDouble(i);
+ TEST_CHECK(y / x > 0.99999 && y / x < 1.00001);
+ }
+
+ for (i = -89; i < 63; i++) {
+ x = pow(2.0, i);
+ y = UTI_FloatNetworkToHost(UTI_FloatHostToNetwork(x));
+ TEST_CHECK(y / x > 0.99999 && y / x < 1.00001);
+ }
+
+ for (i = 0; i < 100000; i++) {
+ x = TST_GetRandomDouble(-1000.0, 1000.0);
+ y = UTI_FloatNetworkToHost(UTI_FloatHostToNetwork(x));
+ TEST_CHECK(y / x > 0.99999 && y / x < 1.00001);
+
+ UTI_GetRandomBytes(&f, sizeof (f));
+ x = UTI_FloatNetworkToHost(f);
+ TEST_CHECK(x > 0.0 || x <= 0.0);
+ }
+
+ for (i = 0; i < 100000; i++) {
+ UTI_GetRandomBytes(&ntp32_ts, sizeof (ntp32_ts));
+ TEST_CHECK(UTI_DoubleToNtp32(UTI_Ntp32ToDouble(ntp32_ts)) == ntp32_ts);
+ }
+
+ TEST_CHECK(UTI_DoubleToNtp32(1.0) == htonl(65536));
+ TEST_CHECK(UTI_DoubleToNtp32(0.0) == htonl(0));
+ TEST_CHECK(UTI_DoubleToNtp32(1.0 / (65536.0)) == htonl(1));
+ TEST_CHECK(UTI_DoubleToNtp32(1.000001 / (65536.0)) == htonl(2));
+ TEST_CHECK(UTI_DoubleToNtp32(1.000001) == htonl(65537));
+ TEST_CHECK(UTI_DoubleToNtp32(1000000) == htonl(0xffffffff));
+ TEST_CHECK(UTI_DoubleToNtp32(-1.0) == htonl(0));
+
+ UTI_DoubleToTimeval(0.4e-6, &tv);
+ TEST_CHECK(tv.tv_sec == 0);
+ TEST_CHECK(tv.tv_usec == 0);
+ UTI_DoubleToTimeval(-0.4e-6, &tv);
+ TEST_CHECK(tv.tv_sec == 0);
+ TEST_CHECK(tv.tv_usec == 0);
+ UTI_DoubleToTimeval(0.5e-6, &tv);
+ TEST_CHECK(tv.tv_sec == 0);
+ TEST_CHECK(tv.tv_usec == 1);
+ UTI_DoubleToTimeval(-0.5e-6, &tv);
+ TEST_CHECK(tv.tv_sec == -1);
+ TEST_CHECK(tv.tv_usec == 999999);
+
+ UTI_DoubleToTimespec(0.9e-9, &ts);
+ TEST_CHECK(ts.tv_sec == 0);
+ TEST_CHECK(ts.tv_nsec == 0);
+ UTI_DoubleToTimespec(1.0e-9, &ts);
+ TEST_CHECK(ts.tv_sec == 0);
+ TEST_CHECK(ts.tv_nsec == 1);
+ UTI_DoubleToTimespec(-0.9e-9, &ts);
+ TEST_CHECK(ts.tv_sec == 0);
+ TEST_CHECK(ts.tv_nsec == 0);
+ UTI_DoubleToTimespec(-1.0e-9, &ts);
+ TEST_CHECK(ts.tv_sec == -1);
+ TEST_CHECK(ts.tv_nsec == 999999999);
+
+ ntp_ts.hi = htonl(JAN_1970);
+ ntp_ts.lo = 0xffffffff;
+ UTI_Ntp64ToTimespec(&ntp_ts, &ts);
+#if defined(HAVE_LONG_TIME_T) && NTP_ERA_SPLIT > 0
+ TEST_CHECK(ts.tv_sec == 0x100000000LL * (1 + (NTP_ERA_SPLIT - 1) / 0x100000000LL));
+#else
+ TEST_CHECK(ts.tv_sec == 0);
+#endif
+ TEST_CHECK(ts.tv_nsec == 999999999);
+
+ UTI_AddDoubleToTimespec(&ts, 1e-9, &ts);
+#if defined(HAVE_LONG_TIME_T) && NTP_ERA_SPLIT > 0
+ TEST_CHECK(ts.tv_sec == 1 + 0x100000000LL * (1 + (NTP_ERA_SPLIT - 1) / 0x100000000LL));
+#else
+ TEST_CHECK(ts.tv_sec == 1);
+#endif
+ TEST_CHECK(ts.tv_nsec == 0);
+
+ ntp_fuzz.hi = 0;
+ ntp_fuzz.lo = htonl(0xff1234ff);
+
+ UTI_TimespecToNtp64(&ts, &ntp_ts, &ntp_fuzz);
+ TEST_CHECK(ntp_ts.hi == htonl(JAN_1970 + 1));
+ TEST_CHECK(ntp_ts.lo == ntp_fuzz.lo);
+
+ ts.tv_sec = ts.tv_nsec = 0;
+ UTI_TimespecToNtp64(&ts, &ntp_ts, &ntp_fuzz);
+ TEST_CHECK(ntp_ts.hi == 0);
+ TEST_CHECK(ntp_ts.lo == 0);
+
+ TEST_CHECK(UTI_IsZeroTimespec(&ts));
+ TEST_CHECK(UTI_IsZeroNtp64(&ntp_ts));
+
+ ts.tv_sec = 1;
+ ntp_ts.hi = htonl(1);
+
+ TEST_CHECK(!UTI_IsZeroTimespec(&ts));
+ TEST_CHECK(!UTI_IsZeroNtp64(&ntp_ts));
+
+ ts.tv_sec = 0;
+ ntp_ts.hi = 0;
+ ts.tv_nsec = 1;
+ ntp_ts.lo = htonl(1);
+
+ TEST_CHECK(!UTI_IsZeroTimespec(&ts));
+ TEST_CHECK(!UTI_IsZeroNtp64(&ntp_ts));
+
+ ntp_ts.hi = 0;
+ ntp_ts.lo = 0;
+
+ UTI_Ntp64ToTimespec(&ntp_ts, &ts);
+ TEST_CHECK(UTI_IsZeroTimespec(&ts));
+ UTI_TimespecToNtp64(&ts, &ntp_ts, NULL);
+ TEST_CHECK(UTI_IsZeroNtp64(&ntp_ts));
+
+ ntp_fuzz.hi = htonl(1);
+ ntp_fuzz.lo = htonl(3);
+ ntp_ts.hi = htonl(1);
+ ntp_ts.lo = htonl(2);
+
+ TEST_CHECK(UTI_CompareNtp64(&ntp_ts, &ntp_ts) == 0);
+ TEST_CHECK(UTI_CompareNtp64(&ntp_ts, &ntp_fuzz) < 0);
+ TEST_CHECK(UTI_CompareNtp64(&ntp_fuzz, &ntp_ts) > 0);
+
+ ntp_ts.hi = htonl(0x80000002);
+ ntp_ts.lo = htonl(2);
+
+ TEST_CHECK(UTI_CompareNtp64(&ntp_ts, &ntp_ts) == 0);
+ TEST_CHECK(UTI_CompareNtp64(&ntp_ts, &ntp_fuzz) < 0);
+ TEST_CHECK(UTI_CompareNtp64(&ntp_fuzz, &ntp_ts) > 0);
+
+ ntp_fuzz.hi = htonl(0x90000001);
+
+ TEST_CHECK(UTI_CompareNtp64(&ntp_ts, &ntp_ts) == 0);
+ TEST_CHECK(UTI_CompareNtp64(&ntp_ts, &ntp_fuzz) < 0);
+ TEST_CHECK(UTI_CompareNtp64(&ntp_fuzz, &ntp_ts) > 0);
+
+ TEST_CHECK(UTI_IsEqualAnyNtp64(&ntp_ts, &ntp_ts, NULL, NULL));
+ TEST_CHECK(UTI_IsEqualAnyNtp64(&ntp_ts, NULL, &ntp_ts, NULL));
+ TEST_CHECK(UTI_IsEqualAnyNtp64(&ntp_ts, NULL, NULL, &ntp_ts));
+ TEST_CHECK(!UTI_IsEqualAnyNtp64(&ntp_ts, &ntp_fuzz, &ntp_fuzz, &ntp_fuzz));
+
+ ts.tv_sec = 1;
+ ts.tv_nsec = 2;
+ ts2.tv_sec = 1;
+ ts2.tv_nsec = 3;
+
+ TEST_CHECK(UTI_CompareTimespecs(&ts, &ts) == 0);
+ TEST_CHECK(UTI_CompareTimespecs(&ts, &ts2) < 0);
+ TEST_CHECK(UTI_CompareTimespecs(&ts2, &ts) > 0);
+
+ ts2.tv_sec = 2;
+
+ TEST_CHECK(UTI_CompareTimespecs(&ts, &ts) == 0);
+ TEST_CHECK(UTI_CompareTimespecs(&ts, &ts2) < 0);
+ TEST_CHECK(UTI_CompareTimespecs(&ts2, &ts) > 0);
+
+ for (i = -32; i <= 32; i++) {
+ for (j = c = 0; j < 1000; j++) {
+ UTI_GetNtp64Fuzz(&ntp_fuzz, i);
+ if (i <= 0)
+ TEST_CHECK(ntp_fuzz.hi == 0);
+ if (i < 0)
+ TEST_CHECK(ntohl(ntp_fuzz.lo) < 1U << (32 + i));
+ else if (i < 32)
+ TEST_CHECK(ntohl(ntp_fuzz.hi) < 1U << i);
+ if (ntohl(ntp_fuzz.lo) >= 1U << (31 + CLAMP(-31, i, 0)))
+ c++;
+ }
+
+ if (i == -32)
+ TEST_CHECK(c == 0);
+ else
+ TEST_CHECK(c > 400 && c < 600);
+ }
+
+ ts.tv_nsec = 0;
+
+ ts.tv_sec = 10;
+ TEST_CHECK(!UTI_IsTimeOffsetSane(&ts, -20.0));
+
+#ifdef HAVE_LONG_TIME_T
+ ts.tv_sec = NTP_ERA_SPLIT + (1LL << 32);
+#else
+ ts.tv_sec = 0x7fffffff - MIN_ENDOFTIME_DISTANCE;
+#endif
+ TEST_CHECK(!UTI_IsTimeOffsetSane(&ts, 10.0));
+ TEST_CHECK(UTI_IsTimeOffsetSane(&ts, -20.0));
+
+ UTI_TimespecHostToNetwork(&ts, &tspec);
+ UTI_TimespecNetworkToHost(&tspec, &ts2);
+ TEST_CHECK(!UTI_CompareTimespecs(&ts, &ts2));
+
+ for (i = c = 0; i < 100000; i++) {
+ j = random() % (sizeof (buf) + 1);
+ UTI_GetRandomBytes(buf, j);
+ if (j && buf[j - 1] % 2)
+ c++;
+ }
+ TEST_CHECK(c > 46000 && c < 48000);
+
+ s = UTI_PathToDir("/aaa/bbb/ccc/ddd");
+ TEST_CHECK(!strcmp(s, "/aaa/bbb/ccc"));
+ Free(s);
+ s = UTI_PathToDir("aaa");
+ TEST_CHECK(!strcmp(s, "."));
+ Free(s);
+ s = UTI_PathToDir("/aaaa");
+ TEST_CHECK(!strcmp(s, "/"));
+ Free(s);
+
+ nan = strtod("nan", NULL);
+ inf = strtod("inf", NULL);
+
+ TEST_CHECK(MIN(2.0, -1.0) == -1.0);
+ TEST_CHECK(MIN(-1.0, 2.0) == -1.0);
+ TEST_CHECK(MIN(inf, 2.0) == 2.0);
+
+ TEST_CHECK(MAX(2.0, -1.0) == 2.0);
+ TEST_CHECK(MAX(-1.0, 2.0) == 2.0);
+ TEST_CHECK(MAX(inf, 2.0) == inf);
+
+ TEST_CHECK(CLAMP(1.0, -1.0, 2.0) == 1.0);
+ TEST_CHECK(CLAMP(1.0, 3.0, 2.0) == 2.0);
+ TEST_CHECK(CLAMP(1.0, inf, 2.0) == 2.0);
+ TEST_CHECK(CLAMP(1.0, nan, 2.0) == 2.0);
+
+ TEST_CHECK(SQUARE(3.0) == 3.0 * 3.0);
+
+ rmdir("testdir");
+
+ uid = geteuid();
+ gid = getegid();
+
+ TEST_CHECK(UTI_CreateDirAndParents("testdir", 0700, uid, gid));
+
+ TST_SuspendLogging();
+ TEST_CHECK(UTI_CheckDirPermissions("testdir", 0700, uid, gid));
+ TEST_CHECK(!UTI_CheckDirPermissions("testdir", 0300, uid, gid));
+ TEST_CHECK(!UTI_CheckDirPermissions("testdir", 0700, uid + 1, gid));
+ TEST_CHECK(!UTI_CheckDirPermissions("testdir", 0700, uid, gid + 1));
+ TST_ResumeLogging();
+
+ umask(0);
+
+ unlink("testfile");
+ file = UTI_OpenFile(NULL, "testfile", NULL, 'r', 0);
+ TEST_CHECK(!file);
+ TEST_CHECK(stat("testfile", &st) < 0);
+
+ file = UTI_OpenFile(NULL, "testfile", NULL, 'w', 0644);
+ TEST_CHECK(file);
+ TEST_CHECK(stat("testfile", &st) == 0);
+ TEST_CHECK((st.st_mode & 0777) == 0644);
+ fclose(file);
+
+ file = UTI_OpenFile(".", "test", "file", 'W', 0640);
+ TEST_CHECK(file);
+ TEST_CHECK(stat("testfile", &st) == 0);
+ TEST_CHECK((st.st_mode & 0777) == 0640);
+ fclose(file);
+
+ file = UTI_OpenFile(NULL, "test", "file", 'r', 0);
+ TEST_CHECK(file);
+ fclose(file);
+
+ TEST_CHECK(UTI_RenameTempFile(NULL, "testfil", "e", NULL));
+ TEST_CHECK(stat("testfil", &st) == 0);
+ file = UTI_OpenFile(NULL, "testfil", NULL, 'R', 0);
+ TEST_CHECK(file);
+ fclose(file);
+
+ TEST_CHECK(UTI_RenameTempFile(NULL, "test", "fil", "file"));
+ TEST_CHECK(stat("testfile", &st) == 0);
+ file = UTI_OpenFile(NULL, "testfile", NULL, 'R', 0);
+ TEST_CHECK(file);
+ fclose(file);
+
+ TEST_CHECK(UTI_RemoveFile(NULL, "testfile", NULL));
+ TEST_CHECK(stat("testfile", &st) < 0);
+ TEST_CHECK(!UTI_RemoveFile(NULL, "testfile", NULL));
+
+ assert(sizeof (buf) >= 16);
+ TEST_CHECK(UTI_HexToBytes("", buf, sizeof (buf)) == 0);
+ TEST_CHECK(UTI_HexToBytes("0", buf, sizeof (buf)) == 0);
+ TEST_CHECK(UTI_HexToBytes("00123456789ABCDEF", buf, sizeof (buf)) == 0);
+ TEST_CHECK(UTI_HexToBytes("00123456789ABCDEF0", buf, 8) == 0);
+ TEST_CHECK(UTI_HexToBytes("00123456789ABCDEF0", buf, sizeof (buf)) == 9);
+ TEST_CHECK(memcmp(buf, "\x00\x12\x34\x56\x78\x9A\xBC\xDE\xF0", 9) == 0);
+ memcpy(buf, "AB123456780001", 15);
+ TEST_CHECK(UTI_HexToBytes(buf, buf, sizeof (buf)) == 7);
+ TEST_CHECK(memcmp(buf, "\xAB\x12\x34\x56\x78\x00\x01", 7) == 0);
+
+ TEST_CHECK(UTI_BytesToHex("", 0, buf, 0) == 0);
+ TEST_CHECK(UTI_BytesToHex("\xAB\x12\x34\x56\x78\x00\x01", 7, buf, 14) == 0);
+ TEST_CHECK(UTI_BytesToHex("\xAB\x12\x34\x56\x78\x00\x01", 7, buf, 15) == 1);
+ TEST_CHECK(strcmp(buf, "AB123456780001") == 0);
+ TEST_CHECK(UTI_BytesToHex("\xAB\x12\x34\x56\x78\x00\x01", 0, buf, 15) == 1);
+ TEST_CHECK(strcmp(buf, "") == 0);
+
+ TEST_CHECK(snprintf(buf, sizeof (buf), "%s", "") < sizeof (buf));
+ TEST_CHECK(UTI_SplitString(buf, words, 3) == 0);
+ TEST_CHECK(!words[0]);
+ TEST_CHECK(snprintf(buf, sizeof (buf), "%s", " ") < sizeof (buf));
+ TEST_CHECK(UTI_SplitString(buf, words, 3) == 0);
+ TEST_CHECK(!words[0]);
+ TEST_CHECK(snprintf(buf, sizeof (buf), "%s", "a \n ") < sizeof (buf));
+ TEST_CHECK(UTI_SplitString(buf, words, 3) == 1);
+ TEST_CHECK(words[0] == buf + 0);
+ TEST_CHECK(strcmp(words[0], "a") == 0);
+ TEST_CHECK(snprintf(buf, sizeof (buf), "%s", " a ") < sizeof (buf));
+ TEST_CHECK(UTI_SplitString(buf, words, 3) == 1);
+ TEST_CHECK(words[0] == buf + 2);
+ TEST_CHECK(strcmp(words[0], "a") == 0);
+ TEST_CHECK(snprintf(buf, sizeof (buf), "%s", " \n a") < sizeof (buf));
+ TEST_CHECK(UTI_SplitString(buf, words, 3) == 1);
+ TEST_CHECK(words[0] == buf + 4);
+ TEST_CHECK(strcmp(words[0], "a") == 0);
+ TEST_CHECK(snprintf(buf, sizeof (buf), "%s", "a b") < sizeof (buf));
+ TEST_CHECK(UTI_SplitString(buf, words, 1) == 2);
+ TEST_CHECK(snprintf(buf, sizeof (buf), "%s", "a b") < sizeof (buf));
+ TEST_CHECK(UTI_SplitString(buf, words, 2) == 2);
+ TEST_CHECK(words[0] == buf + 0);
+ TEST_CHECK(words[1] == buf + 4);
+ TEST_CHECK(strcmp(words[0], "a") == 0);
+ TEST_CHECK(strcmp(words[1], "b") == 0);
+ TEST_CHECK(snprintf(buf, sizeof (buf), "%s", " a b ") < sizeof (buf));
+ TEST_CHECK(UTI_SplitString(buf, words, 3) == 2);
+ TEST_CHECK(words[0] == buf + 1);
+ TEST_CHECK(words[1] == buf + 3);
+ TEST_CHECK(strcmp(words[0], "a") == 0);
+ TEST_CHECK(strcmp(words[1], "b") == 0);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-21 20:01:02 +0000