Randall Spangler | 9328bbf | 2014-11-24 12:55:29 -0800 | [diff] [blame] | 1 | /* Copyright (c) 2014 The Chromium OS Authors. All rights reserved. |
| 2 | * Use of this source code is governed by a BSD-style license that can be |
| 3 | * found in the LICENSE file. |
| 4 | * |
| 5 | * Tests for host library vboot2 keyblock functions |
| 6 | */ |
| 7 | |
| 8 | #include <stdio.h> |
| 9 | #include <unistd.h> |
| 10 | |
| 11 | #include "2sysincludes.h" |
| 12 | #include "2common.h" |
| 13 | #include "2rsa.h" |
Randall Spangler | 108d991 | 2014-12-02 15:55:56 -0800 | [diff] [blame] | 14 | #include "vb2_common.h" |
Randall Spangler | 9328bbf | 2014-11-24 12:55:29 -0800 | [diff] [blame] | 15 | #include "host_common.h" |
| 16 | #include "host_key2.h" |
| 17 | #include "host_keyblock2.h" |
| 18 | |
| 19 | #include "test_common.h" |
| 20 | |
| 21 | static void keyblock_tests(const char *keys_dir) |
| 22 | { |
| 23 | struct vb2_public_key *pubk2048, *pubk4096, *pubk8192, pubkhash; |
| 24 | struct vb2_private_key *prik4096, *prik8192; |
Randall Spangler | 308d254 | 2014-12-04 09:54:37 -0800 | [diff] [blame] | 25 | struct vb2_packed_key *pak, *pakgood; |
| 26 | struct vb2_keyblock *kb; |
Randall Spangler | 9328bbf | 2014-11-24 12:55:29 -0800 | [diff] [blame] | 27 | const struct vb2_private_key *prikhash; |
| 28 | const struct vb2_private_key *prik[2]; |
| 29 | char fname[1024]; |
| 30 | const char test_desc[] = "Test keyblock"; |
| 31 | |
Bill Richardson | 73e5eb3 | 2015-01-26 12:18:25 -0800 | [diff] [blame] | 32 | uint8_t workbuf[VB2_KEY_BLOCK_VERIFY_WORKBUF_BYTES] |
| 33 | __attribute__ ((aligned (VB2_WORKBUF_ALIGN))); |
Randall Spangler | 9328bbf | 2014-11-24 12:55:29 -0800 | [diff] [blame] | 34 | struct vb2_workbuf wb; |
| 35 | |
| 36 | vb2_workbuf_init(&wb, workbuf, sizeof(workbuf)); |
| 37 | |
| 38 | /* Read keys */ |
| 39 | sprintf(fname, "%s/key_rsa2048.keyb", keys_dir); |
| 40 | TEST_SUCC(vb2_public_key_read_keyb(&pubk2048, fname), |
| 41 | "Read public key 2"); |
| 42 | vb2_public_key_set_desc(pubk2048, "Test RSA2048 public key"); |
| 43 | pubk2048->hash_alg = VB2_HASH_SHA256; |
| 44 | |
| 45 | sprintf(fname, "%s/key_rsa4096.keyb", keys_dir); |
| 46 | TEST_SUCC(vb2_public_key_read_keyb(&pubk4096, fname), |
| 47 | "Read public key 1"); |
| 48 | vb2_public_key_set_desc(pubk4096, "Test RSA4096 public key"); |
| 49 | pubk4096->hash_alg = VB2_HASH_SHA256; |
| 50 | |
| 51 | sprintf(fname, "%s/key_rsa8192.keyb", keys_dir); |
| 52 | TEST_SUCC(vb2_public_key_read_keyb(&pubk8192, fname), |
| 53 | "Read public key 2"); |
| 54 | vb2_public_key_set_desc(pubk8192, "Test RSA8192 public key"); |
| 55 | pubk8192->hash_alg = VB2_HASH_SHA512; |
| 56 | |
| 57 | sprintf(fname, "%s/key_rsa4096.pem", keys_dir); |
| 58 | TEST_SUCC(vb2_private_key_read_pem(&prik4096, fname), |
| 59 | "Read private key 2"); |
| 60 | vb2_private_key_set_desc(prik4096, "Test RSA4096 private key"); |
| 61 | prik4096->sig_alg = VB2_SIG_RSA4096; |
| 62 | prik4096->hash_alg = VB2_HASH_SHA256; |
| 63 | |
| 64 | sprintf(fname, "%s/key_rsa8192.pem", keys_dir); |
| 65 | TEST_SUCC(vb2_private_key_read_pem(&prik8192, fname), |
| 66 | "Read private key 1"); |
| 67 | vb2_private_key_set_desc(prik8192, "Test RSA8192 private key"); |
| 68 | prik8192->sig_alg = VB2_SIG_RSA8192; |
| 69 | prik8192->hash_alg = VB2_HASH_SHA512; |
| 70 | |
| 71 | TEST_SUCC(vb2_private_key_hash(&prikhash, VB2_HASH_SHA512), |
| 72 | "Create private hash key"); |
| 73 | |
| 74 | TEST_SUCC(vb2_public_key_hash(&pubkhash, VB2_HASH_SHA512), |
| 75 | "Create public hash key"); |
| 76 | |
| 77 | TEST_SUCC(vb2_public_key_pack(&pakgood, pubk2048), "Test packed key"); |
| 78 | |
| 79 | /* Sign a keyblock with one key */ |
| 80 | prik[0] = prik4096; |
| 81 | TEST_SUCC(vb2_keyblock_create(&kb, pubk2048, prik, 1, 0x1234, NULL), |
| 82 | "Keyblock single"); |
| 83 | TEST_PTR_NEQ(kb, NULL, " kb_ptr"); |
Randall Spangler | 308d254 | 2014-12-04 09:54:37 -0800 | [diff] [blame] | 84 | TEST_SUCC(vb2_verify_keyblock(kb, kb->c.total_size, pubk4096, &wb), |
Randall Spangler | 9328bbf | 2014-11-24 12:55:29 -0800 | [diff] [blame] | 85 | " verify"); |
| 86 | TEST_EQ(strcmp(vb2_common_desc(kb), pubk2048->desc), 0, " desc"); |
| 87 | TEST_EQ(kb->flags, 0x1234, " flags"); |
| 88 | |
Randall Spangler | 308d254 | 2014-12-04 09:54:37 -0800 | [diff] [blame] | 89 | pak = (struct vb2_packed_key *)((uint8_t *)kb + kb->key_offset); |
Randall Spangler | 9328bbf | 2014-11-24 12:55:29 -0800 | [diff] [blame] | 90 | TEST_EQ(0, memcmp(pak, pakgood, pakgood->c.total_size), " data key"); |
| 91 | free(kb); |
| 92 | |
| 93 | /* Sign a keyblock with two keys */ |
| 94 | prik[0] = prik8192; |
| 95 | prik[1] = prikhash; |
| 96 | TEST_SUCC(vb2_keyblock_create(&kb, pubk4096, prik, 2, 0, test_desc), |
| 97 | "Keyblock multiple"); |
Randall Spangler | 308d254 | 2014-12-04 09:54:37 -0800 | [diff] [blame] | 98 | TEST_SUCC(vb2_verify_keyblock(kb, kb->c.total_size, pubk8192, &wb), |
Randall Spangler | 9328bbf | 2014-11-24 12:55:29 -0800 | [diff] [blame] | 99 | " verify 1"); |
Randall Spangler | 308d254 | 2014-12-04 09:54:37 -0800 | [diff] [blame] | 100 | TEST_SUCC(vb2_verify_keyblock(kb, kb->c.total_size, &pubkhash, &wb), |
Randall Spangler | 9328bbf | 2014-11-24 12:55:29 -0800 | [diff] [blame] | 101 | " verify 2"); |
| 102 | TEST_EQ(strcmp(vb2_common_desc(kb), test_desc), 0, " desc"); |
| 103 | TEST_EQ(kb->flags, 0, " flags"); |
| 104 | free(kb); |
| 105 | |
| 106 | /* Test errors */ |
| 107 | prik[0] = prik8192; |
| 108 | prik8192->hash_alg = VB2_HASH_INVALID; |
| 109 | TEST_EQ(vb2_keyblock_create(&kb, pubk4096, prik, 1, 0, NULL), |
| 110 | VB2_KEYBLOCK_CREATE_SIG_SIZE, "Keyblock bad sig size"); |
| 111 | TEST_PTR_EQ(kb, NULL, " kb_ptr"); |
| 112 | |
| 113 | prik[0] = prik4096; |
| 114 | pubk4096->sig_alg = VB2_SIG_INVALID; |
| 115 | TEST_EQ(vb2_keyblock_create(&kb, pubk4096, prik, 1, 0, NULL), |
| 116 | VB2_KEYBLOCK_CREATE_DATA_KEY, "Keyblock bad data key"); |
| 117 | |
| 118 | /* Free keys */ |
| 119 | free(pakgood); |
| 120 | vb2_public_key_free(pubk2048); |
| 121 | vb2_public_key_free(pubk4096); |
| 122 | vb2_public_key_free(pubk8192); |
| 123 | vb2_private_key_free(prik4096); |
| 124 | vb2_private_key_free(prik8192); |
| 125 | } |
| 126 | |
| 127 | int main(int argc, char *argv[]) { |
| 128 | |
| 129 | if (argc == 2) { |
| 130 | keyblock_tests(argv[1]); |
| 131 | } else { |
| 132 | fprintf(stderr, "Usage: %s <keys_dir>", argv[0]); |
| 133 | return -1; |
| 134 | } |
| 135 | |
| 136 | return gTestSuccess ? 0 : 255; |
| 137 | } |