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-rw-r--r--lib/crypto/test_gkdi_key_derivation.c492
1 files changed, 492 insertions, 0 deletions
diff --git a/lib/crypto/test_gkdi_key_derivation.c b/lib/crypto/test_gkdi_key_derivation.c
new file mode 100644
index 0000000..22f3356
--- /dev/null
+++ b/lib/crypto/test_gkdi_key_derivation.c
@@ -0,0 +1,492 @@
+/*
+ * Unix SMB/CIFS implementation.
+ *
+ * Copyright (C) Catalyst.Net Ltd 2023
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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, see <https://www.gnu.org/licenses/>.
+ */
+
+#include <stdarg.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <setjmp.h>
+#include <cmocka.h>
+
+#include "replace.h"
+#include <talloc.h>
+#include "libcli/util/ntstatus.h"
+#include "lib/crypto/gkdi.h"
+
+static const uint8_t gmsa_security_descriptor[] = {
+ /* O:SYD:(A;;FRFW;;;S-1-5-9) */
+ 0x01, 0x00, 0x04, 0x80, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x02, 0x00, 0x1c, 0x00,
+ 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x14, 0x00, 0x9f, 0x01, 0x12, 0x00,
+ 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05, 0x09, 0x00, 0x00, 0x00,
+ 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05, 0x12, 0x00, 0x00, 0x00};
+
+#define GKID(l0_idx_, l1_idx_, l2_idx_) \
+ ((struct Gkid){.l0_idx = l0_idx_, .l1_idx = l1_idx_, .l2_idx = l2_idx_})
+
+#define GUID_LITERAL( \
+ time_low_, time_mid_, time_hi_and_version_, clock_seq_, node_) \
+ ((struct GUID){.time_low = (0x##time_low_), \
+ .time_mid = (0x##time_mid_), \
+ .time_hi_and_version = (0x##time_hi_and_version_), \
+ .clock_seq = {(uint32_t)(0x##clock_seq_) >> 8, \
+ (uint8_t)(0x##clock_seq_)}, \
+ .node = {(uint64_t)(0x##node_) >> 40, \
+ (uint8_t)((uint64_t)(0x##node_) >> 32), \
+ (uint8_t)((uint64_t)(0x##node_) >> 24), \
+ (uint8_t)((uint64_t)(0x##node_) >> 16), \
+ (uint8_t)((uint64_t)(0x##node_) >> 8), \
+ (uint8_t)(0x##node_)}})
+
+struct test_vector {
+ const char *name; /* The name of the test scenario. */
+ struct Gkid gkid; /* The GKID of the key to derive. */
+ struct ProvRootKey root_key;
+ NTSTATUS expected_status;
+ uint8_t expected_key[GKDI_KEY_LEN]; /* The expected derived key. */
+};
+
+#define DATA_BLOB_CONST(data_, length_) \
+ ((DATA_BLOB){.data = (discard_const_p(uint8_t, data_)), \
+ .length = (length_)})
+
+#define ARRAY(...) ((const uint8_t[]){__VA_ARGS__})
+#define ROOT_KEY_DATA(...) \
+ DATA_BLOB_CONST(ARRAY(__VA_ARGS__), sizeof(ARRAY(__VA_ARGS__)))
+#define EXPECTED_KEY(...) {__VA_ARGS__}
+#define ROOT_KEY_VERSION(version) (version)
+
+#define ARBITRARY_ROOT_KEY_DATA \
+ ROOT_KEY_DATA(72, 159, 53, 49, 197, 55, 119, 77, 67, 45, 107, \
+ 151, 227, 188, 31, 67, 210, 232, 198, 220, 23, 235, \
+ 14, 79, 217, 160, 135, 13, 47, 30, 191, 146, 226, \
+ 73, 102, 104, 168, 181, 189, 17, 174, 162, 211, 45, \
+ 10, 171, 113, 111, 72, 254, 86, 159, 92, 155, 80, \
+ 255, 63, 155, 245, 222, 174, 165, 114, 251)
+
+#define ARBITRARY_GUID GUID_LITERAL(4cdf4285, c46a, 62a3, 2f7d, 95f97342685b)
+
+#define SUCCESS_VECTOR( \
+ name_, root_key_id, algorithm, gkid_, root_key_data, expected_key_) \
+ { \
+ .name = (name_), .gkid = (gkid_), \
+ .root_key = {.version = root_key_version_1, \
+ .id = (root_key_id), \
+ .data = (root_key_data), \
+ .kdf_algorithm = \
+ {.id = KDF_ALGORITHM_SP800_108_CTR_HMAC, \
+ .param.sp800_108 = (algorithm)}}, \
+ .expected_status = NT_STATUS_OK, \
+ .expected_key = expected_key_, \
+ }
+
+#define FAILURE_VECTOR_VERSION(name_, \
+ root_key_id, \
+ algorithm, \
+ gkid_, \
+ root_key_version, \
+ root_key_data, \
+ expected_status_) \
+ { \
+ .name = (name_), .gkid = (gkid_), \
+ .root_key = {.version = (root_key_version), \
+ .id = (root_key_id), \
+ .data = (root_key_data), \
+ .kdf_algorithm = \
+ {.id = KDF_ALGORITHM_SP800_108_CTR_HMAC, \
+ .param.sp800_108 = (algorithm)}}, \
+ .expected_status = (expected_status_), .expected_key = {}, \
+ }
+
+#define FAILURE_VECTOR( \
+ name_, root_key_id, algorithm, gkid_, root_key_data, expected_status_) \
+ FAILURE_VECTOR_VERSION(name_, \
+ root_key_id, \
+ algorithm, \
+ gkid_, \
+ root_key_version_1, \
+ root_key_data, \
+ expected_status_)
+
+/* Test vectors derived from samba.tests.krb5.gkdi_tests Python tests. */
+static const struct test_vector gkdi_vectors[] = {
+ SUCCESS_VECTOR(
+ "samba.tests.krb5.gkdi_tests.GkdiSelfTests.test_current_l0_idx_"
+ "l1_seed_key",
+ GUID_LITERAL(89f70521, 9d66, 441f, c314, 1b462f9b1052),
+ KDF_PARAM_SHA512,
+ GKID(255, 24, -1),
+ ROOT_KEY_DATA(166, 239, 135, 219, 187, 248, 107, 107, 190, 85,
+ 117, 11, 148, 31, 19, 202, 153, 239, 229, 24,
+ 94, 46, 43, 222, 213, 184, 56, 216, 160, 231,
+ 118, 71, 5, 55, 230, 140, 174, 69, 167, 160,
+ 244, 177, 214, 201, 191, 84, 148, 195, 248, 121,
+ 225, 114, 227, 38, 85, 124, 219, 182, 165, 110,
+ 135, 153, 167, 34),
+ EXPECTED_KEY(189, 83, 138, 7, 52, 144, 243, 207, 148, 81,
+ 201, 51, 2, 93, 233, 178, 44, 151, 234, 221,
+ 175, 250, 148, 179, 121, 226, 185, 25, 164, 190,
+ 209, 71, 91, 198, 127, 106, 145, 117, 177, 57,
+ 198, 146, 4, 197, 125, 67, 0, 160, 20, 31,
+ 254, 52, 209, 44, 237, 132, 97, 69, 147, 177,
+ 170, 19, 175, 28)),
+ SUCCESS_VECTOR(
+ "samba.tests.krb5.gkdi_tests.GkdiSelfTests.test_current_l0_idx_"
+ "l2_seed_key",
+ GUID_LITERAL(1a3d6c30, aa81, cb7f, d3fe, 80775d135dfe),
+ KDF_PARAM_SHA512,
+ GKID(321, 0, 12),
+ ROOT_KEY_DATA(223, 217, 91, 227, 21, 58, 8, 5, 198, 86,
+ 148, 231, 210, 132, 170, 206, 90, 176, 170, 73,
+ 51, 80, 2, 94, 184, 219, 198, 223, 11, 78,
+ 146, 86, 251, 76, 191, 190, 98, 55, 206, 55,
+ 50, 105, 78, 38, 8, 118, 0, 118, 182, 112,
+ 130, 211, 154, 189, 60, 15, 237, 186, 27, 136,
+ 115, 100, 80, 100),
+ EXPECTED_KEY(187, 189, 147, 118, 205, 22, 194, 71, 237, 64,
+ 245, 145, 45, 25, 8, 33, 140, 8, 240, 145,
+ 91, 174, 2, 254, 2, 203, 251, 55, 83, 189,
+ 228, 6, 249, 197, 83, 172, 217, 81, 67, 207,
+ 99, 144, 106, 4, 64, 227, 207, 35, 125, 35,
+ 53, 174, 78, 75, 156, 210, 217, 70, 167, 19,
+ 81, 235, 203, 123)),
+ SUCCESS_VECTOR(
+ "samba.tests.krb5.gkdi_tests.GkdiSelfTests.test_current_l0_idx_"
+ "both_seed_keys (next older L1)",
+ GUID_LITERAL(09de0b38, c743, 7abf, 44ea, 7a3c3e404314),
+ KDF_PARAM_SHA512,
+ GKID(123, 20, -1),
+ ROOT_KEY_DATA(213, 145, 45, 14, 179, 189, 96, 225, 55, 27,
+ 30, 82, 93, 216, 59, 231, 252, 91, 175, 119,
+ 1, 139, 13, 186, 107, 217, 72, 183, 169, 142,
+ 190, 90, 243, 118, 116, 51, 37, 6, 164, 108,
+ 82, 193, 8, 166, 47, 42, 62, 137, 37, 26,
+ 209, 189, 230, 213, 57, 0, 70, 121, 192, 101,
+ 136, 83, 187, 104),
+ EXPECTED_KEY(177, 247, 197, 137, 110, 125, 199, 145, 217, 192,
+ 170, 248, 202, 125, 186, 184, 193, 114, 164, 248,
+ 184, 115, 219, 72, 138, 60, 76, 189, 15, 85,
+ 155, 17, 82, 255, 186, 57, 212, 175, 242, 217,
+ 232, 170, 218, 144, 178, 122, 60, 148, 165, 175,
+ 153, 111, 75, 143, 88, 74, 79, 55, 204, 171,
+ 77, 80, 93, 61)),
+ SUCCESS_VECTOR(
+ "samba.tests.krb5.gkdi_tests.GkdiSelfTests.test_current_l0_idx_"
+ "both_seed_keys (L2)",
+ GUID_LITERAL(09de0b38, c743, 7abf, 44ea, 7a3c3e404314),
+ KDF_PARAM_SHA512,
+ GKID(123, 21, 0),
+ ROOT_KEY_DATA(213, 145, 45, 14, 179, 189, 96, 225, 55, 27,
+ 30, 82, 93, 216, 59, 231, 252, 91, 175, 119,
+ 1, 139, 13, 186, 107, 217, 72, 183, 169, 142,
+ 190, 90, 243, 118, 116, 51, 37, 6, 164, 108,
+ 82, 193, 8, 166, 47, 42, 62, 137, 37, 26,
+ 209, 189, 230, 213, 57, 0, 70, 121, 192, 101,
+ 136, 83, 187, 104),
+ EXPECTED_KEY(19, 60, 155, 189, 32, 217, 34, 122, 235, 56,
+ 223, 205, 59, 230, 188, 191, 197, 152, 59, 163,
+ 114, 2, 8, 143, 245, 200, 167, 5, 17, 33,
+ 69, 6, 166, 156, 25, 90, 136, 7, 205, 132,
+ 75, 203, 149, 94, 149, 105, 200, 228, 209, 151,
+ 117, 159, 40, 87, 124, 193, 38, 209, 95, 22,
+ 167, 218, 78, 224)),
+ SUCCESS_VECTOR(
+ "samba.tests.krb5.gkdi_tests.GkdiSelfTests.test_previous_l0_"
+ "idx",
+ GUID_LITERAL(27136e8f, e093, 6fe3, e57f, 1d915b102e1c),
+ KDF_PARAM_SHA512,
+ GKID(100, 31, -1),
+ ROOT_KEY_DATA(180, 17, 24, 198, 10, 25, 202, 250, 94, 207,
+ 133, 141, 26, 42, 34, 22, 82, 123, 45, 174,
+ 223, 56, 110, 157, 89, 158, 66, 164, 106, 221,
+ 108, 125, 201, 56, 104, 97, 151, 97, 200, 128,
+ 255, 54, 116, 167, 124, 110, 95, 191, 52, 52,
+ 209, 48, 169, 114, 123, 178, 205, 42, 37, 87,
+ 189, 207, 199, 82),
+ EXPECTED_KEY(147, 92, 189, 192, 97, 152, 235, 40, 250, 68,
+ 184, 216, 39, 143, 81, 7, 44, 70, 19, 153,
+ 146, 54, 88, 80, 65, 237, 232, 231, 45, 2,
+ 254, 149, 227, 69, 79, 4, 99, 130, 203, 192,
+ 167, 0, 119, 155, 121, 71, 77, 215, 224, 128,
+ 80, 157, 118, 48, 45, 41, 55, 64, 126, 150,
+ 227, 211, 208, 34)),
+ SUCCESS_VECTOR(
+ "samba.tests.krb5.gkdi_tests.GkdiSelfTests.test_sha1 (next "
+ "older L1)",
+ GUID_LITERAL(970abad6, fe55, 073a, caf1, b801d3f26bd3),
+ KDF_PARAM_SHA1,
+ GKID(1, 1, -1),
+ ROOT_KEY_DATA(59, 237, 3, 191, 15, 183, 212, 1, 49, 73,
+ 21, 79, 36, 202, 45, 89, 185, 141, 182, 213,
+ 136, 203, 31, 84, 236, 160, 131, 133, 94, 37,
+ 235, 40, 211, 86, 42, 1, 173, 199, 140, 75,
+ 112, 224, 183, 42, 89, 81, 88, 99, 231, 115,
+ 43, 133, 63, 186, 2, 221, 118, 70, 230, 49,
+ 8, 68, 18, 17),
+ EXPECTED_KEY(87, 108, 182, 143, 46, 82, 235, 115, 159, 129,
+ 123, 72, 140, 53, 144, 216, 111, 28, 44, 54,
+ 95, 63, 201, 32, 29, 156, 127, 238, 116, 148,
+ 133, 61, 88, 116, 110, 225, 62, 72, 241, 138,
+ 166, 250, 105, 247, 21, 125, 227, 208, 125, 227,
+ 78, 19, 131, 103, 146, 183, 192, 136, 255, 182,
+ 145, 74, 137, 194)),
+ SUCCESS_VECTOR(
+ "samba.tests.krb5.gkdi_tests.GkdiSelfTests.test_sha1 (L2)",
+ GUID_LITERAL(970abad6, fe55, 073a, caf1, b801d3f26bd3),
+ KDF_PARAM_SHA1,
+ GKID(1, 2, 3),
+ ROOT_KEY_DATA(59, 237, 3, 191, 15, 183, 212, 1, 49, 73,
+ 21, 79, 36, 202, 45, 89, 185, 141, 182, 213,
+ 136, 203, 31, 84, 236, 160, 131, 133, 94, 37,
+ 235, 40, 211, 86, 42, 1, 173, 199, 140, 75,
+ 112, 224, 183, 42, 89, 81, 88, 99, 231, 115,
+ 43, 133, 63, 186, 2, 221, 118, 70, 230, 49,
+ 8, 68, 18, 17),
+ EXPECTED_KEY(63, 251, 130, 90, 218, 241, 22, 182, 83, 50,
+ 7, 213, 104, 163, 14, 211, 211, 242, 28, 104,
+ 132, 9, 65, 201, 69, 102, 132, 249, 175, 161,
+ 27, 5, 110, 12, 89, 57, 27, 77, 136, 196,
+ 149, 217, 132, 195, 214, 128, 2, 156, 197, 197,
+ 148, 99, 15, 52, 23, 145, 25, 193, 197, 172,
+ 170, 229, 233, 14)),
+ SUCCESS_VECTOR(
+ "samba.tests.krb5.gkdi_tests.GkdiSelfTests.test_sha256 (next "
+ "older L1)",
+ GUID_LITERAL(45e26207, ed33, dcd5, 925a, 518a0deef69e),
+ KDF_PARAM_SHA256,
+ GKID(222, 21, -1),
+ ROOT_KEY_DATA(40, 181, 182, 80, 61, 60, 29, 36, 129, 77,
+ 231, 129, 187, 123, 252, 227, 239, 105, 238, 209,
+ 206, 72, 9, 55, 43, 238, 44, 80, 98, 112,
+ 197, 240, 181, 198, 223, 89, 116, 114, 98, 63,
+ 37, 108, 134, 218, 160, 153, 30, 138, 17, 161,
+ 112, 95, 33, 178, 207, 220, 11, 185, 219, 75,
+ 162, 50, 70, 162),
+ EXPECTED_KEY(87, 172, 237, 110, 117, 248, 63, 58, 244, 248,
+ 121, 179, 139, 96, 240, 144, 180, 46, 75, 250,
+ 2, 47, 174, 62, 111, 217, 66, 128, 180, 105,
+ 176, 236, 21, 216, 184, 83, 168, 112, 181, 251,
+ 223, 40, 112, 140, 206, 25, 39, 59, 116, 165,
+ 115, 172, 190, 13, 237, 168, 239, 81, 93, 180,
+ 105, 30, 45, 203)),
+ SUCCESS_VECTOR(
+ "samba.tests.krb5.gkdi_tests.GkdiSelfTests.test_sha256 (L2)",
+ GUID_LITERAL(45e26207, ed33, dcd5, 925a, 518a0deef69e),
+ KDF_PARAM_SHA256,
+ GKID(222, 22, 22),
+ ROOT_KEY_DATA(40, 181, 182, 80, 61, 60, 29, 36, 129, 77,
+ 231, 129, 187, 123, 252, 227, 239, 105, 238, 209,
+ 206, 72, 9, 55, 43, 238, 44, 80, 98, 112,
+ 197, 240, 181, 198, 223, 89, 116, 114, 98, 63,
+ 37, 108, 134, 218, 160, 153, 30, 138, 17, 161,
+ 112, 95, 33, 178, 207, 220, 11, 185, 219, 75,
+ 162, 50, 70, 162),
+ EXPECTED_KEY(117, 42, 8, 121, 174, 36, 36, 192, 80, 76,
+ 116, 147, 89, 159, 19, 229, 136, 225, 187, 220,
+ 37, 47, 131, 50, 90, 213, 177, 251, 145, 194,
+ 76, 137, 1, 212, 64, 243, 255, 159, 251, 165,
+ 159, 205, 101, 187, 151, 87, 50, 217, 243, 131,
+ 221, 80, 184, 152, 23, 75, 185, 57, 62, 56,
+ 61, 37, 213, 64)),
+ SUCCESS_VECTOR(
+ "samba.tests.krb5.gkdi_tests.GkdiSelfTests.test_sha384 (next "
+ "older L1)",
+ GUID_LITERAL(66e6d9f7, 4924, f3fc, fe34, 605634d42ebd),
+ KDF_PARAM_SHA384,
+ GKID(287, 27, -1),
+ ROOT_KEY_DATA(35, 229, 186, 134, 203, 216, 143, 123, 67, 46,
+ 230, 109, 187, 3, 191, 78, 235, 244, 1, 203,
+ 252, 61, 247, 53, 212, 215, 40, 181, 3, 200,
+ 127, 132, 50, 7, 198, 246, 21, 63, 25, 13,
+ 254, 133, 168, 108, 184, 216, 183, 77, 241, 59,
+ 37, 48, 89, 129, 190, 141, 126, 41, 201, 110,
+ 229, 76, 150, 48),
+ EXPECTED_KEY(250, 186, 221, 122, 154, 99, 223, 87, 214, 131,
+ 45, 247, 167, 53, 174, 187, 110, 24, 24, 136,
+ 178, 234, 243, 1, 162, 228, 255, 154, 112, 36,
+ 109, 56, 171, 29, 36, 22, 50, 91, 243, 235,
+ 114, 106, 2, 103, 186, 180, 189, 149, 12, 114,
+ 145, 240, 94, 165, 241, 113, 151, 236, 229, 105,
+ 146, 175, 62, 184)),
+ SUCCESS_VECTOR(
+ "samba.tests.krb5.gkdi_tests.GkdiSelfTests.test_sha384 (L2)",
+ GUID_LITERAL(66e6d9f7, 4924, f3fc, fe34, 605634d42ebd),
+ KDF_PARAM_SHA384,
+ GKID(287, 28, 27),
+ ROOT_KEY_DATA(35, 229, 186, 134, 203, 216, 143, 123, 67, 46,
+ 230, 109, 187, 3, 191, 78, 235, 244, 1, 203,
+ 252, 61, 247, 53, 212, 215, 40, 181, 3, 200,
+ 127, 132, 50, 7, 198, 246, 21, 63, 25, 13,
+ 254, 133, 168, 108, 184, 216, 183, 77, 241, 59,
+ 37, 48, 89, 129, 190, 141, 126, 41, 201, 110,
+ 229, 76, 150, 48),
+ EXPECTED_KEY(236, 28, 101, 99, 75, 86, 148, 129, 142, 29,
+ 52, 29, 169, 153, 109, 184, 242, 161, 239, 106,
+ 44, 119, 106, 113, 38, 167, 235, 209, 139, 55,
+ 160, 115, 175, 218, 196, 76, 65, 177, 103, 177,
+ 78, 75, 135, 45, 72, 91, 187, 109, 123, 112,
+ 150, 66, 21, 208, 232, 74, 47, 241, 66, 169,
+ 217, 67, 242, 5)),
+ SUCCESS_VECTOR(
+ "samba.tests.krb5.gkdi_tests.GkdiSelfTests.test_derive_key_"
+ "exact",
+ GUID_LITERAL(d95fb06f, 5a9c, 1829, e20d, 27f3f2ecfbeb),
+ KDF_PARAM_SHA512,
+ GKID(333, 22, 11),
+ ROOT_KEY_DATA(72, 159, 53, 49, 197, 55, 119, 77, 67, 45,
+ 107, 151, 227, 188, 31, 67, 210, 232, 198, 220,
+ 23, 235, 14, 79, 217, 160, 135, 13, 47, 30,
+ 191, 146, 226, 73, 102, 104, 168, 181, 189, 17,
+ 174, 162, 211, 45, 10, 171, 113, 111, 72, 254,
+ 86, 159, 92, 155, 80, 255, 63, 155, 245, 222,
+ 174, 165, 114, 251),
+ EXPECTED_KEY(214, 171, 59, 20, 244, 244, 200, 144, 138, 163,
+ 70, 64, 17, 179, 159, 16, 168, 191, 173, 185,
+ 151, 74, 249, 15, 125, 154, 159, 237, 226, 253,
+ 198, 229, 246, 138, 98, 142, 192, 15, 153, 148,
+ 163, 171, 216, 165, 42, 233, 226, 219, 79, 104,
+ 232, 54, 72, 49, 30, 157, 119, 101, 242, 83,
+ 85, 21, 181, 226)),
+ FAILURE_VECTOR_VERSION("unsupported root key version (0)",
+ ARBITRARY_GUID,
+ KDF_PARAM_SHA512,
+ GKID(0, 0, 0),
+ ROOT_KEY_VERSION(0),
+ ARBITRARY_ROOT_KEY_DATA,
+ NT_STATUS_NOT_SUPPORTED),
+ FAILURE_VECTOR_VERSION("unsupported root key version (2)",
+ ARBITRARY_GUID,
+ KDF_PARAM_SHA512,
+ GKID(0, 0, 0),
+ ROOT_KEY_VERSION(2),
+ ARBITRARY_ROOT_KEY_DATA,
+ NT_STATUS_NOT_SUPPORTED),
+ FAILURE_VECTOR("unsupported algorithm (−1)",
+ ARBITRARY_GUID,
+ -1 /* an unsupported algorithm */,
+ GKID(0, 0, 0),
+ ARBITRARY_ROOT_KEY_DATA,
+ NT_STATUS_NOT_SUPPORTED),
+ FAILURE_VECTOR("wrong length (32 bytes short) for root key data",
+ ARBITRARY_GUID,
+ KDF_PARAM_SHA512,
+ GKID(0, 0, 0),
+ ROOT_KEY_DATA(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
+ 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21,
+ 22, 23, 24, 25, 26, 27, 28, 29, 30, 31),
+ NT_STATUS_NOT_SUPPORTED),
+ FAILURE_VECTOR("default GKID (−1, −1, −1)",
+ ARBITRARY_GUID,
+ KDF_PARAM_SHA512,
+ GKID(-1, -1, -1),
+ ARBITRARY_ROOT_KEY_DATA,
+ NT_STATUS_INVALID_PARAMETER),
+ FAILURE_VECTOR("invalid GKID (−2, −1, −1)",
+ ARBITRARY_GUID,
+ KDF_PARAM_SHA512,
+ GKID(-2, -1, -1),
+ ARBITRARY_ROOT_KEY_DATA,
+ NT_STATUS_INVALID_PARAMETER),
+ FAILURE_VECTOR("invalid GKID (−1, 0, 0)",
+ ARBITRARY_GUID,
+ KDF_PARAM_SHA512,
+ GKID(-1, 0, 0),
+ ARBITRARY_ROOT_KEY_DATA,
+ NT_STATUS_INVALID_PARAMETER),
+ FAILURE_VECTOR("invalid GKID (0, −1, 0)",
+ ARBITRARY_GUID,
+ KDF_PARAM_SHA512,
+ GKID(0, -1, 0),
+ ARBITRARY_ROOT_KEY_DATA,
+ NT_STATUS_INVALID_PARAMETER),
+ FAILURE_VECTOR("invalid GKID (0, −2, −1)",
+ ARBITRARY_GUID,
+ KDF_PARAM_SHA512,
+ GKID(0, -2, -1),
+ ARBITRARY_ROOT_KEY_DATA,
+ NT_STATUS_INVALID_PARAMETER),
+ FAILURE_VECTOR("invalid GKID (0, 0, −2)",
+ ARBITRARY_GUID,
+ KDF_PARAM_SHA512,
+ GKID(0, 0, -2),
+ ARBITRARY_ROOT_KEY_DATA,
+ NT_STATUS_INVALID_PARAMETER),
+ FAILURE_VECTOR("invalid GKID (123, 0, 32)",
+ ARBITRARY_GUID,
+ KDF_PARAM_SHA512,
+ GKID(123, 0, 32),
+ ARBITRARY_ROOT_KEY_DATA,
+ NT_STATUS_INVALID_PARAMETER),
+ FAILURE_VECTOR("invalid GKID (456, 32, 0)",
+ ARBITRARY_GUID,
+ KDF_PARAM_SHA512,
+ GKID(456, 32, 0),
+ ARBITRARY_ROOT_KEY_DATA,
+ NT_STATUS_INVALID_PARAMETER),
+ FAILURE_VECTOR("try to derive L0 seed key (333, −1, −1)",
+ ARBITRARY_GUID,
+ KDF_PARAM_SHA512,
+ GKID(333, -1, -1),
+ ARBITRARY_ROOT_KEY_DATA,
+ NT_STATUS_INVALID_PARAMETER),
+};
+
+static void test_gkdi_key_derivation(void **state)
+{
+ TALLOC_CTX *mem_ctx = NULL;
+ size_t n;
+
+ mem_ctx = talloc_new(NULL);
+ assert_non_null(mem_ctx);
+
+ for (n = 0; n < ARRAY_SIZE(gkdi_vectors); ++n) {
+ const struct test_vector *test_vector = &gkdi_vectors[n];
+ uint8_t out[GKDI_KEY_LEN] = {};
+ NTSTATUS status;
+
+ print_message("Running: %s\n", test_vector->name);
+
+ status = compute_seed_key(
+ mem_ctx,
+ DATA_BLOB_CONST(gmsa_security_descriptor,
+ sizeof gmsa_security_descriptor),
+ &test_vector->root_key,
+ test_vector->gkid,
+ out);
+ assert_int_equal(NT_STATUS_V(test_vector->expected_status),
+ NT_STATUS_V(status));
+ assert_memory_equal(test_vector->expected_key,
+ out,
+ GKDI_KEY_LEN);
+ }
+
+ talloc_free(mem_ctx);
+}
+
+int main(int argc, char *argv[])
+{
+ static const struct CMUnitTest tests[] = {
+ cmocka_unit_test(test_gkdi_key_derivation),
+ };
+
+ if (argc == 2) {
+ cmocka_set_test_filter(argv[1]);
+ }
+ cmocka_set_message_output(CM_OUTPUT_SUBUNIT);
+ return cmocka_run_group_tests(tests, NULL, NULL);
+}