add autotest script for milenage/auth testing

configure.ac

@@ -165,6 +165,7 @@ AC_OUTPUT(
 	tests/smscb/Makefile
 	tests/bits/Makefile
 	tests/a5/Makefile
+	tests/auth/Makefile
 	tests/conv/Makefile
 	utils/Makefile
 	Doxyfile.core

tests/Makefile.am

@@ -1,5 +1,5 @@
 if ENABLE_TESTS
-SUBDIRS = timer sms ussd smscb bits a5 conv
+SUBDIRS = timer sms ussd smscb bits a5 conv auth
 if ENABLE_MSGFILE
 SUBDIRS += msgfile
 endif

tests/auth/Makefile.am

@@ -0,0 +1,8 @@
+INCLUDES = $(all_includes) -I$(top_srcdir)/include
+noinst_PROGRAMS = milenage_test
+EXTRA_DIST = milenage_test.ok
+
+milenage_test_SOURCES = milenage_test.c
+milenage_test_LDADD = $(top_builddir)/src/libosmocore.la \
+			$(top_builddir)/src/gsm/libosmogsm.la
+

tests/auth/milenage_test.c

@@ -0,0 +1,78 @@
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+#include <string.h>
+
+#include <osmocom/crypt/auth.h>
+#include <osmocom/core/utils.h>
+
+static void dump_auth_vec(struct osmo_auth_vector *vec)
+{
+	printf("RAND:\t%s\n", osmo_hexdump(vec->rand, sizeof(vec->rand)));
+
+	if (vec->auth_types & OSMO_AUTH_TYPE_UMTS) {
+		printf("AUTN:\t%s\n", osmo_hexdump(vec->autn, sizeof(vec->autn)));
+		printf("IK:\t%s\n", osmo_hexdump(vec->ik, sizeof(vec->ik)));
+		printf("CK:\t%s\n", osmo_hexdump(vec->ck, sizeof(vec->ck)));
+		printf("RES:\t%s\n", osmo_hexdump(vec->res, vec->res_len));
+	}
+
+	if (vec->auth_types & OSMO_AUTH_TYPE_GSM) {
+		printf("SRES:\t%s\n", osmo_hexdump(vec->sres, sizeof(vec->sres)));
+		printf("Kc:\t%s\n", osmo_hexdump(vec->kc, sizeof(vec->kc)));
+	}
+}
+
+static struct osmo_sub_auth_data test_aud = {
+	.type = OSMO_AUTH_TYPE_UMTS,
+	.algo = OSMO_AUTH_ALG_MILENAGE,
+	.umts = {
+		.opc = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+			 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
+		.k =   { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
+			 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
+		.amf = { 0x00, 0x00 },
+		.sqn = 0x22,
+	},
+};
+
+int main(int argc, char **argv)
+{
+	struct osmo_auth_vector _vec;
+	struct osmo_auth_vector *vec = &_vec;
+	uint8_t _rand[16];
+	int rc;
+
+#if 0
+	srand(time(NULL));
+	*(uint32_t *)&_rand[0] = rand();
+	*(uint32_t *)(&_rand[4]) = rand();
+	*(uint32_t *)(&_rand[8]) = rand();
+	*(uint32_t *)(&_rand[12]) = rand();
+#else
+	memset(_rand, 0, sizeof(_rand));
+#endif
+	memset(vec, 0, sizeof(*vec));
+
+	rc = osmo_auth_gen_vec(vec, &test_aud, _rand);
+	if (rc < 0) {
+		fprintf(stderr, "error generating auth vector\n");
+		exit(1);
+	}
+
+	dump_auth_vec(vec);
+
+	const uint8_t auts[14] = { 0x87, 0x11, 0xa0, 0xec, 0x9e, 0x16, 0x37, 0xdf,
+			     0x17, 0xf8, 0x0b, 0x38, 0x4e, 0xe4 };
+
+	rc = osmo_auth_gen_vec_auts(vec, &test_aud, auts, _rand, _rand);
+	if (rc < 0) {
+		printf("AUTS failed\n");
+	} else {
+		printf("AUTS success: SEQ.MS = %lu\n", test_aud.umts.sqn);
+	}
+
+	exit(0);
+
+}

tests/auth/milenage_test.ok

@@ -0,0 +1,8 @@
+RAND:   00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 
+AUTN:   ec 93 20 c2 c2 12 00 00 c8 b7 de 2a 34 49 f1 bd 
+IK:     12 cb 2d d3 e0 ec 83 78 f6 fc 1d 60 6c 61 9f 47 
+CK:     72 00 a1 84 d8 f2 c7 58 fb df 87 90 0d db f2 75 
+RES:    e9 fc 88 cc c8 a3 53 81 
+SRES:   21 5f db 4d 
+Kc:     6d e8 16 a7 59 a4 29 12 
+AUTS success: SEQ.MS = 33

tests/testsuite.at

@@ -53,3 +53,9 @@ AT_KEYWORDS([ussd])
 cat $abs_srcdir/ussd/ussd_test.ok > expout
 AT_CHECK([$abs_top_builddir/tests/ussd/ussd_test], [], [expout], [ignore])
 AT_CLEANUP
+
+AT_SETUP([auth])
+AT_KEYWORDS([auth])
+cat $abs_srcdir/auth/milenage_test.ok > expout
+AT_CHECK([$abs_top_builddir/tests/auth/milenage_test], [], [expout], [ignore])
+AT_CLEANUP