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1 /* Copyright (c) 2010 The Chromium OS Authors. All rights reserved. | 1 /* Copyright (c) 2010 The Chromium OS Authors. All rights reserved. |
2 * Use of this source code is governed by a BSD-style license that can be | 2 * Use of this source code is governed by a BSD-style license that can be |
3 * found in the LICENSE file. | 3 * found in the LICENSE file. |
4 * | 4 * |
5 * Timing benchmark for verifying a firmware image. | 5 * Timing benchmark for verifying a firmware image. |
6 */ | 6 */ |
7 | 7 |
8 #include <stdio.h> | 8 #include <stdio.h> |
9 #include <stdlib.h> | 9 #include <stdlib.h> |
10 | 10 |
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54 for (i = 0; i < NUM_SIZES_TO_TEST; ++i) | 54 for (i = 0; i < NUM_SIZES_TO_TEST; ++i) |
55 firmware_blobs[i] = NULL; | 55 firmware_blobs[i] = NULL; |
56 | 56 |
57 key_size = siglen_map[algorithm] * 8; /* in bits. */ | 57 key_size = siglen_map[algorithm] * 8; /* in bits. */ |
58 snprintf(firmware_sign_key_file, FILE_NAME_SIZE, "testkeys/key_rsa%d.pem", | 58 snprintf(firmware_sign_key_file, FILE_NAME_SIZE, "testkeys/key_rsa%d.pem", |
59 key_size); | 59 key_size); |
60 | 60 |
61 snprintf(file_name, FILE_NAME_SIZE, "testkeys/key_rsa%d.keyb", key_size); | 61 snprintf(file_name, FILE_NAME_SIZE, "testkeys/key_rsa%d.keyb", key_size); |
62 firmware_sign_key = BufferFromFile(file_name, &len); | 62 firmware_sign_key = BufferFromFile(file_name, &len); |
63 if (!firmware_sign_key) { | 63 if (!firmware_sign_key) { |
64 debug("Couldn't read pre-processed firmware signing key.\n"); | 64 VBDEBUG(("Couldn't read pre-processed firmware signing key.\n")); |
65 error_code = 1; | 65 error_code = 1; |
66 goto cleanup; | 66 goto cleanup; |
67 } | 67 } |
68 | 68 |
69 /* Generate test images. */ | 69 /* Generate test images. */ |
70 for (i = 0; i < NUM_SIZES_TO_TEST; ++i) { | 70 for (i = 0; i < NUM_SIZES_TO_TEST; ++i) { |
71 firmware_blobs[i] = (uint8_t*) Malloc(g_firmware_sizes_to_test[i]); | 71 firmware_blobs[i] = (uint8_t*) Malloc(g_firmware_sizes_to_test[i]); |
72 Memset(firmware_blobs[i], 'F', g_firmware_sizes_to_test[i]); | 72 Memset(firmware_blobs[i], 'F', g_firmware_sizes_to_test[i]); |
73 verification_blobs[i] = GenerateTestVerificationBlob( | 73 verification_blobs[i] = GenerateTestVerificationBlob( |
74 algorithm, | 74 algorithm, |
75 firmware_sign_key, | 75 firmware_sign_key, |
76 1, /* firmware key version. */ | 76 1, /* firmware key version. */ |
77 1, /* firmware version. */ | 77 1, /* firmware version. */ |
78 g_firmware_sizes_to_test[i], | 78 g_firmware_sizes_to_test[i], |
79 "testkeys/key_rsa8192.pem", | 79 "testkeys/key_rsa8192.pem", |
80 firmware_sign_key_file); | 80 firmware_sign_key_file); |
81 if (!firmware_blobs[i]) { | 81 if (!firmware_blobs[i]) { |
82 debug("Couldn't generate test firmware images.\n"); | 82 VBDEBUG(("Couldn't generate test firmware images.\n")); |
83 error_code = 1; | 83 error_code = 1; |
84 goto cleanup; | 84 goto cleanup; |
85 } | 85 } |
86 } | 86 } |
87 | 87 |
88 /* Get pre-processed key used for verification. */ | 88 /* Get pre-processed key used for verification. */ |
89 root_key_blob = BufferFromFile("testkeys/key_rsa8192.keyb", &len); | 89 root_key_blob = BufferFromFile("testkeys/key_rsa8192.keyb", &len); |
90 if (!root_key_blob) { | 90 if (!root_key_blob) { |
91 debug("Couldn't read pre-processed rootkey.\n"); | 91 VBDEBUG(("Couldn't read pre-processed rootkey.\n")); |
92 error_code = 1; | 92 error_code = 1; |
93 goto cleanup; | 93 goto cleanup; |
94 } | 94 } |
95 | 95 |
96 /* Now run the timing tests. */ | 96 /* Now run the timing tests. */ |
97 for (i = 0; i < NUM_SIZES_TO_TEST; ++i) { | 97 for (i = 0; i < NUM_SIZES_TO_TEST; ++i) { |
98 StartTimer(&ct); | 98 StartTimer(&ct); |
99 for (j = 0; j < NUM_OPERATIONS; ++j) { | 99 for (j = 0; j < NUM_OPERATIONS; ++j) { |
100 if (VERIFY_FIRMWARE_SUCCESS != | 100 if (VERIFY_FIRMWARE_SUCCESS != |
101 VerifyFirmware(root_key_blob, | 101 VerifyFirmware(root_key_blob, |
102 verification_blobs[i], | 102 verification_blobs[i], |
103 firmware_blobs[i])) | 103 firmware_blobs[i])) |
104 debug("Warning: Firmware Verification Failed.\n"); | 104 VBDEBUG(("Warning: Firmware Verification Failed.\n")); |
105 } | 105 } |
106 StopTimer(&ct); | 106 StopTimer(&ct); |
107 msecs = (float) GetDurationMsecs(&ct) / NUM_OPERATIONS; | 107 msecs = (float) GetDurationMsecs(&ct) / NUM_OPERATIONS; |
108 fprintf(stderr, | 108 fprintf(stderr, |
109 "# Firmware (%s, Algo = %s):" | 109 "# Firmware (%s, Algo = %s):" |
110 "\t%.02f ms/verification\n", | 110 "\t%.02f ms/verification\n", |
111 g_firmware_size_labels[i], | 111 g_firmware_size_labels[i], |
112 algo_strings[algorithm], | 112 algo_strings[algorithm], |
113 msecs); | 113 msecs); |
114 fprintf(stdout, "ms_firmware_%s_rsa%d_%s:%.02f\n", | 114 fprintf(stdout, "ms_firmware_%s_rsa%d_%s:%.02f\n", |
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129 | 129 |
130 | 130 |
131 int main(int argc, char* argv[]) { | 131 int main(int argc, char* argv[]) { |
132 int i, error_code = 0; | 132 int i, error_code = 0; |
133 for (i = 0; i < kNumAlgorithms; ++i) { | 133 for (i = 0; i < kNumAlgorithms; ++i) { |
134 if (0 != (error_code = SpeedTestAlgorithm(i))) | 134 if (0 != (error_code = SpeedTestAlgorithm(i))) |
135 return error_code; | 135 return error_code; |
136 } | 136 } |
137 return 0; | 137 return 0; |
138 } | 138 } |
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