Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 1 | #include <stdarg.h> |
| 2 | #include <stddef.h> |
Philip Tricca | 5c17d23 | 2018-03-07 17:35:38 -0800 | [diff] [blame] | 3 | #include <string.h> |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 4 | #include <setjmp.h> |
| 5 | #include <cmocka.h> |
| 6 | #include <stdio.h> |
Philip Tricca | 8ffd3c4 | 2018-03-09 16:27:24 -0800 | [diff] [blame] | 7 | #include "tss2_mu.h" |
Philip Tricca | a7c51ce | 2018-03-10 18:28:25 -0800 | [diff] [blame] | 8 | #include "util/tss2_endian.h" |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 9 | |
| 10 | /* |
| 11 | * Success case |
| 12 | */ |
| 13 | static void |
| 14 | tpmu_marshal_success(void **state) |
| 15 | { |
| 16 | TPMU_HA ha = {0}; |
| 17 | TPMU_SIGNATURE sig = {0}; |
| 18 | uint8_t buffer[sizeof(ha) + sizeof(sig)] = { 0 }; |
| 19 | size_t buffer_size = sizeof(buffer); |
| 20 | TPMS_SIGNATURE_ECDSA *ptr; |
| 21 | TPM2B_ECC_PARAMETER *ptr2; |
| 22 | TSS2_RC rc; |
| 23 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 24 | memset(ha.sha512, 'a', TPM2_SHA512_DIGEST_SIZE); |
| 25 | rc = Tss2_MU_TPMU_HA_Marshal(&ha, TPM2_ALG_SHA512, buffer, buffer_size, NULL); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 26 | assert_int_equal (rc, TSS2_RC_SUCCESS); |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 27 | assert_int_equal (memcmp(buffer, ha.sha512, TPM2_SHA512_DIGEST_SIZE), 0); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 28 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 29 | sig.ecdsa.hash = TPM2_ALG_SHA1; |
Tadeusz Struk | a64c33e | 2017-11-01 16:12:10 -0700 | [diff] [blame] | 30 | sig.ecdsa.signatureR.size = 4; |
| 31 | sig.ecdsa.signatureR.buffer[0] = 'a'; |
| 32 | sig.ecdsa.signatureR.buffer[1] = 'b'; |
| 33 | sig.ecdsa.signatureR.buffer[2] = 'c'; |
| 34 | sig.ecdsa.signatureR.buffer[3] = 'd'; |
| 35 | sig.ecdsa.signatureS.size = 4; |
| 36 | sig.ecdsa.signatureS.buffer[0] = 'e'; |
| 37 | sig.ecdsa.signatureS.buffer[1] = 'd'; |
| 38 | sig.ecdsa.signatureS.buffer[2] = 'f'; |
| 39 | sig.ecdsa.signatureS.buffer[3] = 'g'; |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 40 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 41 | rc = Tss2_MU_TPMU_SIGNATURE_Marshal(&sig, TPM2_ALG_ECDSA, buffer, buffer_size, NULL); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 42 | assert_int_equal (rc, TSS2_RC_SUCCESS); |
| 43 | ptr = (TPMS_SIGNATURE_ECDSA *) buffer; |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 44 | assert_int_equal (ptr->hash, HOST_TO_BE_16(TPM2_ALG_SHA1)); |
Tadeusz Struk | a64c33e | 2017-11-01 16:12:10 -0700 | [diff] [blame] | 45 | assert_int_equal (ptr->signatureR.size, HOST_TO_BE_16(4)); |
| 46 | assert_int_equal (ptr->signatureR.buffer[0], 'a'); |
| 47 | assert_int_equal (ptr->signatureR.buffer[1], 'b'); |
| 48 | assert_int_equal (ptr->signatureR.buffer[2], 'c'); |
| 49 | assert_int_equal (ptr->signatureR.buffer[3], 'd'); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 50 | ptr2 = (TPM2B_ECC_PARAMETER *) (buffer + 8); |
Tadeusz Struk | a64c33e | 2017-11-01 16:12:10 -0700 | [diff] [blame] | 51 | assert_int_equal (ptr2->size, HOST_TO_BE_16(4)); |
| 52 | assert_int_equal (ptr2->buffer[0], 'e'); |
| 53 | assert_int_equal (ptr2->buffer[1], 'd'); |
| 54 | assert_int_equal (ptr2->buffer[2], 'f'); |
| 55 | assert_int_equal (ptr2->buffer[3], 'g'); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 56 | |
| 57 | } |
| 58 | /* |
| 59 | * Success case with a valid offset |
| 60 | */ |
| 61 | static void |
| 62 | tpmu_marshal_success_offset(void **state) |
| 63 | { |
| 64 | TPMU_HA ha = {0}; |
| 65 | TPMU_SIGNATURE sig = {0}; |
| 66 | uint8_t buffer[sizeof(ha) + sizeof(sig) + 10] = { 0 }; |
| 67 | size_t buffer_size = sizeof(buffer); |
| 68 | TPMS_SIGNATURE_ECDSA *ptr; |
| 69 | TPM2B_ECC_PARAMETER *ptr2; |
| 70 | size_t offset = 10; |
| 71 | TSS2_RC rc; |
| 72 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 73 | memset(ha.sha512, 'a', TPM2_SHA512_DIGEST_SIZE); |
| 74 | rc = Tss2_MU_TPMU_HA_Marshal(&ha, TPM2_ALG_SHA512, buffer, buffer_size, &offset); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 75 | assert_int_equal (rc, TSS2_RC_SUCCESS); |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 76 | assert_int_equal (memcmp(buffer + 10, ha.sha512, TPM2_SHA512_DIGEST_SIZE), 0); |
| 77 | assert_int_equal (offset, 10 + TPM2_SHA512_DIGEST_SIZE); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 78 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 79 | sig.ecdsa.hash = TPM2_ALG_SHA1; |
Tadeusz Struk | a64c33e | 2017-11-01 16:12:10 -0700 | [diff] [blame] | 80 | sig.ecdsa.signatureR.size = 4; |
| 81 | sig.ecdsa.signatureR.buffer[0] = 'a'; |
| 82 | sig.ecdsa.signatureR.buffer[1] = 'b'; |
| 83 | sig.ecdsa.signatureR.buffer[2] = 'c'; |
| 84 | sig.ecdsa.signatureR.buffer[3] = 'd'; |
| 85 | sig.ecdsa.signatureS.size = 4; |
| 86 | sig.ecdsa.signatureS.buffer[0] = 'e'; |
| 87 | sig.ecdsa.signatureS.buffer[1] = 'd'; |
| 88 | sig.ecdsa.signatureS.buffer[2] = 'f'; |
| 89 | sig.ecdsa.signatureS.buffer[3] = 'g'; |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 90 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 91 | rc = Tss2_MU_TPMU_SIGNATURE_Marshal(&sig, TPM2_ALG_ECDSA, buffer, buffer_size, &offset); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 92 | assert_int_equal (rc, TSS2_RC_SUCCESS); |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 93 | ptr = (TPMS_SIGNATURE_ECDSA *) (buffer + 10 + TPM2_SHA512_DIGEST_SIZE); |
| 94 | assert_int_equal (ptr->hash, HOST_TO_BE_16(TPM2_ALG_SHA1)); |
Tadeusz Struk | a64c33e | 2017-11-01 16:12:10 -0700 | [diff] [blame] | 95 | assert_int_equal (ptr->signatureR.size, HOST_TO_BE_16(4)); |
| 96 | assert_int_equal (ptr->signatureR.buffer[0], 'a'); |
| 97 | assert_int_equal (ptr->signatureR.buffer[1], 'b'); |
| 98 | assert_int_equal (ptr->signatureR.buffer[2], 'c'); |
| 99 | assert_int_equal (ptr->signatureR.buffer[3], 'd'); |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 100 | ptr2 = (TPM2B_ECC_PARAMETER *) (buffer + 10 + TPM2_SHA512_DIGEST_SIZE + 8); |
Tadeusz Struk | a64c33e | 2017-11-01 16:12:10 -0700 | [diff] [blame] | 101 | assert_int_equal (ptr2->size, HOST_TO_BE_16(4)); |
| 102 | assert_int_equal (ptr2->buffer[0], 'e'); |
| 103 | assert_int_equal (ptr2->buffer[1], 'd'); |
| 104 | assert_int_equal (ptr2->buffer[2], 'f'); |
| 105 | assert_int_equal (ptr2->buffer[3], 'g'); |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 106 | assert_int_equal (offset, 10 + TPM2_SHA512_DIGEST_SIZE + 2 + ((2 + 1 + 1 + 1 + 1) * 2)); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 107 | } |
| 108 | |
| 109 | /* |
| 110 | * Success case with a null buffer |
| 111 | */ |
| 112 | static void |
| 113 | tpmu_marshal_buffer_null_with_offset(void **state) |
| 114 | { |
| 115 | TPMU_HA ha = {0}; |
| 116 | TPMU_SIGNATURE sig = {0}; |
Andreas Fuchs | a71dfd0 | 2017-11-29 14:55:28 +0100 | [diff] [blame] | 117 | size_t buffer_size = sizeof(ha) + sizeof(sig) + 10; |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 118 | size_t offset = 10; |
| 119 | TSS2_RC rc; |
| 120 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 121 | memset(ha.sha512, 'a', TPM2_SHA512_DIGEST_SIZE); |
| 122 | rc = Tss2_MU_TPMU_HA_Marshal(&ha, TPM2_ALG_SHA512, NULL, buffer_size, &offset); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 123 | assert_int_equal (rc, TSS2_RC_SUCCESS); |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 124 | assert_int_equal (offset, 10 + TPM2_SHA512_DIGEST_SIZE); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 125 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 126 | sig.ecdsa.hash = TPM2_ALG_SHA1; |
Tadeusz Struk | a64c33e | 2017-11-01 16:12:10 -0700 | [diff] [blame] | 127 | sig.ecdsa.signatureR.size = 4; |
| 128 | sig.ecdsa.signatureR.buffer[0] = 'a'; |
| 129 | sig.ecdsa.signatureR.buffer[1] = 'b'; |
| 130 | sig.ecdsa.signatureR.buffer[2] = 'c'; |
| 131 | sig.ecdsa.signatureR.buffer[3] = 'd'; |
| 132 | sig.ecdsa.signatureS.size = 4; |
| 133 | sig.ecdsa.signatureS.buffer[0] = 'e'; |
| 134 | sig.ecdsa.signatureS.buffer[1] = 'd'; |
| 135 | sig.ecdsa.signatureS.buffer[2] = 'f'; |
| 136 | sig.ecdsa.signatureS.buffer[3] = 'g'; |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 137 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 138 | rc = Tss2_MU_TPMU_SIGNATURE_Marshal(&sig, TPM2_ALG_ECDSA, NULL, buffer_size, &offset); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 139 | assert_int_equal (rc, TSS2_RC_SUCCESS); |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 140 | assert_int_equal (offset, 10 + TPM2_SHA512_DIGEST_SIZE + 2 + ((2 + 1 + 1 + 1 + 1) * 2)); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 141 | } |
| 142 | |
| 143 | /* |
| 144 | * Invalid case with a null buffer and a null offset |
| 145 | */ |
| 146 | static void |
| 147 | tpmu_marshal_buffer_null_offset_null(void **state) |
| 148 | { |
| 149 | TPMU_HA ha = {0}; |
| 150 | TPMU_SIGNATURE sig = {0}; |
| 151 | TSS2_RC rc; |
| 152 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 153 | rc = Tss2_MU_TPMU_HA_Marshal(&ha, TPM2_ALG_SHA512, NULL, sizeof(ha), NULL); |
Andreas Fuchs | e66804b | 2017-11-28 16:24:43 +0100 | [diff] [blame] | 154 | assert_int_equal (rc, TSS2_MU_RC_BAD_REFERENCE); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 155 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 156 | rc = Tss2_MU_TPMU_SIGNATURE_Marshal(&sig, TPM2_ALG_ECDSA, NULL, sizeof(sig), NULL); |
Andreas Fuchs | e66804b | 2017-11-28 16:24:43 +0100 | [diff] [blame] | 157 | assert_int_equal (rc, TSS2_MU_RC_BAD_REFERENCE); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 158 | } |
| 159 | |
| 160 | /* |
| 161 | * Invalid case with not big enough buffer |
| 162 | */ |
| 163 | static void |
| 164 | tpmu_marshal_buffer_size_lt_data_nad_lt_offset(void **state) |
| 165 | { |
| 166 | TPMU_HA ha = {0}; |
| 167 | TPMU_SIGNATURE sig = {0}; |
| 168 | uint8_t buffer[sizeof(ha) + sizeof(sig) + 10] = { 0 }; |
| 169 | size_t offset = 10; |
| 170 | TSS2_RC rc; |
| 171 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 172 | memset(ha.sha512, 'a', TPM2_SHA512_DIGEST_SIZE); |
| 173 | rc = Tss2_MU_TPMU_HA_Marshal(&ha, TPM2_ALG_SHA512, buffer, TPM2_SHA512_DIGEST_SIZE - 1, &offset); |
Andreas Fuchs | e66804b | 2017-11-28 16:24:43 +0100 | [diff] [blame] | 174 | assert_int_equal (rc, TSS2_MU_RC_INSUFFICIENT_BUFFER); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 175 | assert_int_equal (offset, 10); |
| 176 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 177 | sig.ecdsa.hash = TPM2_ALG_SHA1; |
Tadeusz Struk | a64c33e | 2017-11-01 16:12:10 -0700 | [diff] [blame] | 178 | sig.ecdsa.signatureR.size = 4; |
| 179 | sig.ecdsa.signatureR.buffer[0] = 'a'; |
| 180 | sig.ecdsa.signatureR.buffer[1] = 'b'; |
| 181 | sig.ecdsa.signatureR.buffer[2] = 'c'; |
| 182 | sig.ecdsa.signatureR.buffer[3] = 'd'; |
| 183 | sig.ecdsa.signatureS.size = 4; |
| 184 | sig.ecdsa.signatureS.buffer[0] = 'e'; |
| 185 | sig.ecdsa.signatureS.buffer[1] = 'd'; |
| 186 | sig.ecdsa.signatureS.buffer[2] = 'f'; |
| 187 | sig.ecdsa.signatureS.buffer[3] = 'g'; |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 188 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 189 | rc = Tss2_MU_TPMU_SIGNATURE_Marshal(&sig, TPM2_ALG_ECDSA, buffer, 12, &offset); |
Andreas Fuchs | e66804b | 2017-11-28 16:24:43 +0100 | [diff] [blame] | 190 | assert_int_equal (rc, TSS2_MU_RC_INSUFFICIENT_BUFFER); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 191 | assert_int_equal (offset, 10); |
| 192 | } |
| 193 | |
| 194 | /* |
| 195 | * Success case |
| 196 | */ |
| 197 | static void |
| 198 | tpmu_unmarshal_success(void **state) |
| 199 | { |
| 200 | TPMU_HA ha = {0}; |
| 201 | TPMU_SIGNATURE sig = {0}; |
| 202 | uint8_t buffer[sizeof(ha) + sizeof(sig)] = { 0 }; |
| 203 | size_t buffer_size = sizeof(buffer); |
| 204 | TPMS_SIGNATURE_ECDSA *ptr; |
| 205 | TPM2B_ECC_PARAMETER *ptr2; |
| 206 | size_t offset = 0; |
| 207 | TSS2_RC rc; |
| 208 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 209 | memset(buffer, 'a', TPM2_SHA512_DIGEST_SIZE); |
| 210 | rc = Tss2_MU_TPMU_HA_Unmarshal(buffer, buffer_size, &offset, TPM2_ALG_SHA512, &ha); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 211 | assert_int_equal (rc, TSS2_RC_SUCCESS); |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 212 | assert_int_equal (offset, TPM2_SHA512_DIGEST_SIZE); |
| 213 | assert_int_equal (memcmp(buffer, ha.sha512, TPM2_SHA512_DIGEST_SIZE), 0); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 214 | |
| 215 | offset = 0; |
| 216 | ptr = (TPMS_SIGNATURE_ECDSA *) buffer; |
| 217 | ptr2 = (TPM2B_ECC_PARAMETER *) (buffer + 8); |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 218 | ptr->hash = HOST_TO_BE_16(TPM2_ALG_SHA1); |
Tadeusz Struk | a64c33e | 2017-11-01 16:12:10 -0700 | [diff] [blame] | 219 | ptr->signatureR.size = HOST_TO_BE_16(4); |
| 220 | ptr->signatureR.buffer[0] = 'a'; |
| 221 | ptr->signatureR.buffer[1] = 'b'; |
| 222 | ptr->signatureR.buffer[2] = 'c'; |
| 223 | ptr->signatureR.buffer[3] = 'd'; |
| 224 | ptr2->size = HOST_TO_BE_16(4); |
| 225 | ptr2->buffer[0] = 'e'; |
| 226 | ptr2->buffer[1] = 'd'; |
| 227 | ptr2->buffer[2] = 'f'; |
| 228 | ptr2->buffer[3] = 'g'; |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 229 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 230 | rc = Tss2_MU_TPMU_SIGNATURE_Unmarshal(buffer, buffer_size, &offset, TPM2_ALG_ECDSA, &sig); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 231 | assert_int_equal (rc, TSS2_RC_SUCCESS); |
| 232 | assert_int_equal (offset, 14); |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 233 | assert_int_equal (sig.ecdsa.hash, TPM2_ALG_SHA1); |
Tadeusz Struk | a64c33e | 2017-11-01 16:12:10 -0700 | [diff] [blame] | 234 | assert_int_equal (sig.ecdsa.signatureR.size, 4); |
| 235 | assert_int_equal (sig.ecdsa.signatureR.buffer[0], 'a'); |
| 236 | assert_int_equal (sig.ecdsa.signatureR.buffer[1], 'b'); |
| 237 | assert_int_equal (sig.ecdsa.signatureR.buffer[2], 'c'); |
| 238 | assert_int_equal (sig.ecdsa.signatureR.buffer[3], 'd'); |
| 239 | assert_int_equal (sig.ecdsa.signatureS.size, 4); |
| 240 | assert_int_equal (sig.ecdsa.signatureS.buffer[0], 'e'); |
| 241 | assert_int_equal (sig.ecdsa.signatureS.buffer[1], 'd'); |
| 242 | assert_int_equal (sig.ecdsa.signatureS.buffer[2], 'f'); |
| 243 | assert_int_equal (sig.ecdsa.signatureS.buffer[3], 'g'); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 244 | } |
| 245 | |
| 246 | /* |
| 247 | * Invalid test case with buffer null and dest null |
| 248 | */ |
| 249 | static void |
| 250 | tpmu_unmarshal_dest_null_buff_null(void **state) |
| 251 | { |
| 252 | size_t offset = 1; |
| 253 | TSS2_RC rc; |
| 254 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 255 | rc = Tss2_MU_TPMU_HA_Unmarshal(NULL, TPM2_SHA512_DIGEST_SIZE, &offset, TPM2_ALG_SHA512, NULL); |
Andreas Fuchs | e66804b | 2017-11-28 16:24:43 +0100 | [diff] [blame] | 256 | assert_int_equal (rc, TSS2_MU_RC_BAD_REFERENCE); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 257 | assert_int_equal (offset, 1); |
| 258 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 259 | rc = Tss2_MU_TPMU_SIGNATURE_Unmarshal(NULL, 32, &offset, TPM2_ALG_ECDSA, NULL); |
Andreas Fuchs | e66804b | 2017-11-28 16:24:43 +0100 | [diff] [blame] | 260 | assert_int_equal (rc, TSS2_MU_RC_BAD_REFERENCE); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 261 | assert_int_equal (offset, 1); |
| 262 | } |
| 263 | |
| 264 | /* |
| 265 | * Invalid test case with offset null and dest null |
| 266 | */ |
| 267 | static void |
| 268 | tpmu_unmarshal_buffer_null_offset_null(void **state) |
| 269 | { |
Andreas Fuchs | a71dfd0 | 2017-11-29 14:55:28 +0100 | [diff] [blame] | 270 | uint8_t buffer[sizeof(TPMU_HA) + sizeof(TPMU_SIGNATURE)] = { 0 }; |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 271 | size_t buffer_size = sizeof(buffer); |
| 272 | TSS2_RC rc; |
| 273 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 274 | rc = Tss2_MU_TPMU_HA_Unmarshal(buffer, buffer_size, NULL, TPM2_ALG_SHA512, NULL); |
Andreas Fuchs | e66804b | 2017-11-28 16:24:43 +0100 | [diff] [blame] | 275 | assert_int_equal (rc, TSS2_MU_RC_BAD_REFERENCE); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 276 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 277 | rc = Tss2_MU_TPMU_SIGNATURE_Unmarshal(buffer, buffer_size, NULL, TPM2_ALG_ECDSA, NULL); |
Andreas Fuchs | e66804b | 2017-11-28 16:24:43 +0100 | [diff] [blame] | 278 | assert_int_equal (rc, TSS2_MU_RC_BAD_REFERENCE); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 279 | } |
| 280 | |
| 281 | /* |
| 282 | * Test case ensures the offset is updated when dest is NULL |
| 283 | * and offset is valid |
| 284 | */ |
| 285 | static void |
| 286 | tpmu_unmarshal_dest_null_offset_valid(void **state) |
| 287 | { |
Andreas Fuchs | a71dfd0 | 2017-11-29 14:55:28 +0100 | [diff] [blame] | 288 | uint8_t buffer[sizeof(TPMU_HA) + sizeof(TPMU_SIGNATURE)] = { 0 }; |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 289 | size_t buffer_size = sizeof(buffer); |
| 290 | TPMS_SIGNATURE_ECDSA *ptr; |
| 291 | TPM2B_ECC_PARAMETER *ptr2; |
| 292 | size_t offset = 0; |
| 293 | TSS2_RC rc; |
| 294 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 295 | memset(buffer, 'a', TPM2_SHA512_DIGEST_SIZE); |
| 296 | rc = Tss2_MU_TPMU_HA_Unmarshal(buffer, buffer_size, &offset, TPM2_ALG_SHA512, NULL); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 297 | assert_int_equal (rc, TSS2_RC_SUCCESS); |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 298 | assert_int_equal (offset, TPM2_SHA512_DIGEST_SIZE); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 299 | |
| 300 | offset = 0; |
| 301 | ptr = (TPMS_SIGNATURE_ECDSA *) buffer; |
| 302 | ptr2 = (TPM2B_ECC_PARAMETER *) (buffer + 8); |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 303 | ptr->hash = HOST_TO_BE_16(TPM2_ALG_SHA1); |
Tadeusz Struk | a64c33e | 2017-11-01 16:12:10 -0700 | [diff] [blame] | 304 | ptr->signatureR.size = HOST_TO_BE_16(4); |
| 305 | ptr->signatureR.buffer[0] = 'a'; |
| 306 | ptr->signatureR.buffer[1] = 'b'; |
| 307 | ptr->signatureR.buffer[2] = 'c'; |
| 308 | ptr->signatureR.buffer[3] = 'd'; |
| 309 | ptr2->size = HOST_TO_BE_16(4); |
| 310 | ptr2->buffer[0] = 'e'; |
| 311 | ptr2->buffer[1] = 'd'; |
| 312 | ptr2->buffer[2] = 'f'; |
| 313 | ptr2->buffer[3] = 'g'; |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 314 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 315 | rc = Tss2_MU_TPMU_SIGNATURE_Unmarshal(buffer, buffer_size, &offset, TPM2_ALG_ECDSA, NULL); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 316 | assert_int_equal (rc, TSS2_RC_SUCCESS); |
| 317 | assert_int_equal (offset, 14); |
| 318 | } |
| 319 | |
| 320 | /* |
| 321 | * Invalid case with not big enough buffer. Make sure offest is untouched. |
| 322 | */ |
| 323 | static void |
| 324 | tpmu_unmarshal_buffer_size_lt_data_nad_lt_offset(void **state) |
| 325 | { |
| 326 | TPMU_HA ha = {0}; |
| 327 | TPMU_SIGNATURE sig = {0}; |
| 328 | uint8_t buffer[sizeof(ha) + sizeof(sig)] = { 0 }; |
| 329 | TPMS_SIGNATURE_ECDSA *ptr; |
| 330 | TPM2B_ECC_PARAMETER *ptr2; |
| 331 | size_t offset = 5; |
| 332 | TSS2_RC rc; |
| 333 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 334 | memset(buffer, 'a', TPM2_SHA512_DIGEST_SIZE); |
| 335 | rc = Tss2_MU_TPMU_HA_Unmarshal(buffer, TPM2_SHA512_DIGEST_SIZE - 1, &offset, TPM2_ALG_SHA512, &ha); |
Andreas Fuchs | e66804b | 2017-11-28 16:24:43 +0100 | [diff] [blame] | 336 | assert_int_equal (rc, TSS2_MU_RC_INSUFFICIENT_BUFFER); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 337 | assert_int_equal (offset, 5); |
| 338 | |
| 339 | ptr = (TPMS_SIGNATURE_ECDSA *) buffer; |
| 340 | ptr2 = (TPM2B_ECC_PARAMETER *) (buffer + 8); |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 341 | ptr->hash = HOST_TO_BE_16(TPM2_ALG_SHA1); |
Tadeusz Struk | a64c33e | 2017-11-01 16:12:10 -0700 | [diff] [blame] | 342 | ptr->signatureR.size = HOST_TO_BE_16(4); |
| 343 | ptr->signatureR.buffer[0] = 'a'; |
| 344 | ptr->signatureR.buffer[1] = 'b'; |
| 345 | ptr->signatureR.buffer[2] = 'c'; |
| 346 | ptr->signatureR.buffer[3] = 'd'; |
| 347 | ptr2->size = HOST_TO_BE_16(4); |
| 348 | ptr2->buffer[0] = 'e'; |
| 349 | ptr2->buffer[1] = 'd'; |
| 350 | ptr2->buffer[2] = 'f'; |
| 351 | ptr2->buffer[3] = 'g'; |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 352 | |
Andreas Fuchs | be5899d | 2017-11-13 17:14:36 +0100 | [diff] [blame] | 353 | rc = Tss2_MU_TPMU_SIGNATURE_Unmarshal(buffer, 14, &offset, TPM2_ALG_ECDSA, &sig); |
Andreas Fuchs | e66804b | 2017-11-28 16:24:43 +0100 | [diff] [blame] | 354 | assert_int_equal (rc, TSS2_MU_RC_INSUFFICIENT_BUFFER); |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 355 | assert_int_equal (offset, 5); |
| 356 | } |
| 357 | |
Tadeusz Struk | 9aecf0f | 2018-02-28 15:10:06 -0800 | [diff] [blame] | 358 | static void |
| 359 | tpmu_name_marshal(void **state) |
| 360 | { |
| 361 | TPMU_NAME name = {0}; |
| 362 | TPMT_HA ha = {0}; |
| 363 | uint8_t buf[256] = {0}; |
| 364 | TPM2_HANDLE hdl = TPM2_RS_PW; |
| 365 | TPM2_HANDLE hdl_expected = HOST_TO_BE_32(TPM2_RS_PW); |
| 366 | TPM2_ALG_ID id_expected = HOST_TO_BE_16(TPM2_ALG_SHA1); |
| 367 | size_t size = sizeof(hdl), offset = 0; |
| 368 | const char digest[] = {0xa, 0xb, 0xc, 0xd, 0xe, 0xf, 0x01, 0x02, |
| 369 | 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, |
| 370 | 0x10, 0x11, 0x12, 0x13, 0x14}; |
| 371 | TPM2_RC rc; |
| 372 | |
| 373 | /* Handle case */ |
| 374 | size = sizeof(hdl); |
| 375 | name.handle = hdl; |
| 376 | |
| 377 | rc = Tss2_MU_TPMU_NAME_Marshal(&name, size, buf, sizeof(hdl), &offset); |
| 378 | assert_int_equal (rc, TSS2_RC_SUCCESS); |
| 379 | assert_int_equal (offset, sizeof(hdl)); |
| 380 | assert_memory_equal ((void *) buf, &hdl_expected, sizeof(hdl)); |
| 381 | |
| 382 | /* Digest case */ |
| 383 | offset = 0; |
| 384 | size = sizeof(TPM2_ALG_ID) + TPM2_SHA1_DIGEST_SIZE; |
| 385 | ha.hashAlg = TPM2_ALG_SHA1; |
| 386 | memcpy(&ha.digest, digest, TPM2_SHA1_DIGEST_SIZE); |
| 387 | memcpy(&name.digest, &ha, sizeof(ha)); |
| 388 | rc = Tss2_MU_TPMU_NAME_Marshal(&name, size, buf, TPM2_SHA1_DIGEST_SIZE + 2, &offset); |
| 389 | assert_int_equal (rc, TSS2_RC_SUCCESS); |
| 390 | assert_int_equal (offset, TPM2_SHA1_DIGEST_SIZE + 2); |
| 391 | assert_memory_equal (buf, &id_expected, sizeof(TPM2_ALG_ID)); |
| 392 | assert_memory_equal (buf + 2, digest, TPM2_SHA1_DIGEST_SIZE); |
| 393 | } |
| 394 | |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 395 | int main(void) { |
| 396 | const struct CMUnitTest tests[] = { |
| 397 | cmocka_unit_test (tpmu_marshal_success), |
| 398 | cmocka_unit_test (tpmu_marshal_success_offset), |
| 399 | cmocka_unit_test (tpmu_marshal_buffer_null_with_offset), |
| 400 | cmocka_unit_test (tpmu_marshal_buffer_null_offset_null), |
| 401 | cmocka_unit_test (tpmu_marshal_buffer_size_lt_data_nad_lt_offset), |
| 402 | cmocka_unit_test (tpmu_unmarshal_success), |
| 403 | cmocka_unit_test (tpmu_unmarshal_dest_null_buff_null), |
| 404 | cmocka_unit_test (tpmu_unmarshal_buffer_null_offset_null), |
| 405 | cmocka_unit_test (tpmu_unmarshal_dest_null_offset_valid), |
| 406 | cmocka_unit_test (tpmu_unmarshal_buffer_size_lt_data_nad_lt_offset), |
Tadeusz Struk | 9aecf0f | 2018-02-28 15:10:06 -0800 | [diff] [blame] | 407 | cmocka_unit_test (tpmu_name_marshal), |
Tadeusz Struk | 1c55c6c | 2017-09-19 14:03:47 -0700 | [diff] [blame] | 408 | }; |
| 409 | return cmocka_run_group_tests(tests, NULL, NULL); |
| 410 | } |