Mayank Gupta / Mbed OS pelion-example-frdm

Example

Dependencies:   FXAS21002 FXOS8700Q

simple-mbed-cloud-client/mbed-cloud-client/update-client-hub/modules/manifest-manager/update-client-manifest-manager/update-client-manifest-manager-context.h@0:11cc2b7889af, 2019-11-19 (annotated)

Committer:
maygup01
Date:
Tue Nov 19 09:49:38 2019 +0000
Revision:
0:11cc2b7889af
Example

Who changed what in which revision?

UserRevisionLine numberNew contents of line
maygup01 0:11cc2b7889af 1 // ----------------------------------------------------------------------------
maygup01 0:11cc2b7889af 2 // Copyright 2016-2017 ARM Ltd.
maygup01 0:11cc2b7889af 3 //
maygup01 0:11cc2b7889af 4 // SPDX-License-Identifier: Apache-2.0
maygup01 0:11cc2b7889af 5 //
maygup01 0:11cc2b7889af 6 // Licensed under the Apache License, Version 2.0 (the "License");
maygup01 0:11cc2b7889af 7 // you may not use this file except in compliance with the License.
maygup01 0:11cc2b7889af 8 // You may obtain a copy of the License at
maygup01 0:11cc2b7889af 9 //
maygup01 0:11cc2b7889af 10 // http://www.apache.org/licenses/LICENSE-2.0
maygup01 0:11cc2b7889af 11 //
maygup01 0:11cc2b7889af 12 // Unless required by applicable law or agreed to in writing, software
maygup01 0:11cc2b7889af 13 // distributed under the License is distributed on an "AS IS" BASIS,
maygup01 0:11cc2b7889af 14 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
maygup01 0:11cc2b7889af 15 // See the License for the specific language governing permissions and
maygup01 0:11cc2b7889af 16 // limitations under the License.
maygup01 0:11cc2b7889af 17 // ----------------------------------------------------------------------------
maygup01 0:11cc2b7889af 18
maygup01 0:11cc2b7889af 19 #ifndef ARM_UC_MM_CONTEXT_TYPES_H
maygup01 0:11cc2b7889af 20 #define ARM_UC_MM_CONTEXT_TYPES_H
maygup01 0:11cc2b7889af 21
maygup01 0:11cc2b7889af 22 #include "update-client-manifest-manager/update-client-manifest-types.h"
maygup01 0:11cc2b7889af 23 #include "update-client-manifest-manager/../source/arm_uc_mmConfig.h"
maygup01 0:11cc2b7889af 24 #include "update-client-common/arm_uc_error.h"
maygup01 0:11cc2b7889af 25 #include "update-client-common/arm_uc_types.h"
maygup01 0:11cc2b7889af 26 #include "update-client-common/arm_uc_config.h"
maygup01 0:11cc2b7889af 27 #include "update-client-common/arm_uc_scheduler.h"
maygup01 0:11cc2b7889af 28 #include "update-client-manifest-manager/arm-pal-kv.h"
maygup01 0:11cc2b7889af 29
maygup01 0:11cc2b7889af 30
maygup01 0:11cc2b7889af 31 struct arm_uc_mmInitContext_t {
maygup01 0:11cc2b7889af 32 uint64_t timestamp;
maygup01 0:11cc2b7889af 33 uint32_t state;
maygup01 0:11cc2b7889af 34 arm_uc_buffer_t manifest;
maygup01 0:11cc2b7889af 35 arm_uc_buffer_t keyPath;
maygup01 0:11cc2b7889af 36 uint32_t loopCounters[1];
maygup01 0:11cc2b7889af 37
maygup01 0:11cc2b7889af 38 arm_uc_callback_t callbackStorage; // initialized in hub
maygup01 0:11cc2b7889af 39 struct {
maygup01 0:11cc2b7889af 40 unsigned root: 1;
maygup01 0:11cc2b7889af 41 unsigned depidx: 3;
maygup01 0:11cc2b7889af 42 unsigned missingDep: 1;
maygup01 0:11cc2b7889af 43 };
maygup01 0:11cc2b7889af 44 uint8_t rootManifestBasePath[sizeof(MANIFEST_PREFIX "..") + CFSTORE_HASH_ID_SIZE];
maygup01 0:11cc2b7889af 45 uint8_t pathBuffer[220];
maygup01 0:11cc2b7889af 46 uint8_t manifestBuffer[640];
maygup01 0:11cc2b7889af 47 uint8_t currentHash [MAX_HASH_BYTES];
maygup01 0:11cc2b7889af 48
maygup01 0:11cc2b7889af 49 };
maygup01 0:11cc2b7889af 50
maygup01 0:11cc2b7889af 51 struct arm_uc_mm_get_latest_ts_context {
maygup01 0:11cc2b7889af 52 uint64_t current_ts;
maygup01 0:11cc2b7889af 53 uint64_t *max_ts;
maygup01 0:11cc2b7889af 54 uint32_t state;
maygup01 0:11cc2b7889af 55 arm_uc_buffer_t current_data;
maygup01 0:11cc2b7889af 56 arm_uc_buffer_t max_ts_key;
maygup01 0:11cc2b7889af 57 };
maygup01 0:11cc2b7889af 58
maygup01 0:11cc2b7889af 59 enum arm_uc_mm_pk_sig_state {
maygup01 0:11cc2b7889af 60 UCMM_PKSIG_STATE_INVALID = 0,
maygup01 0:11cc2b7889af 61 UCMM_PKSIG_STATE_IDLE,
maygup01 0:11cc2b7889af 62 UCMM_PKSIG_STATE_FIND_CA,
maygup01 0:11cc2b7889af 63 UCMM_PKSIG_STATE_FINDING_CA,
maygup01 0:11cc2b7889af 64 UCMM_PKSIG_STATE_CHECK,
maygup01 0:11cc2b7889af 65 };
maygup01 0:11cc2b7889af 66
maygup01 0:11cc2b7889af 67 enum arm_uc_mm_psk_sig_state {
maygup01 0:11cc2b7889af 68 ARM_UC_MM_PSKSIG_STATE_INVALID = 0,
maygup01 0:11cc2b7889af 69 ARM_UC_MM_PSKSIG_STATE_IDLE,
maygup01 0:11cc2b7889af 70 ARM_UC_MM_PSKSIG_STATE_FIND_PSK,
maygup01 0:11cc2b7889af 71 ARM_UC_MM_PSKSIG_STATE_FINDING_PSK,
maygup01 0:11cc2b7889af 72 ARM_UC_MM_PSKSIG_STATE_FIND_SIG_START,
maygup01 0:11cc2b7889af 73 ARM_UC_MM_PSKSIG_STATE_FIND_SIG,
maygup01 0:11cc2b7889af 74 ARM_UC_MM_PSKSIG_STATE_VERIFY,
maygup01 0:11cc2b7889af 75 };
maygup01 0:11cc2b7889af 76
maygup01 0:11cc2b7889af 77 typedef struct arm_uc_mm_validate_signature_context {
maygup01 0:11cc2b7889af 78 union {
maygup01 0:11cc2b7889af 79 enum arm_uc_mm_pk_sig_state pk_state;
maygup01 0:11cc2b7889af 80 enum arm_uc_mm_psk_sig_state psk_state;
maygup01 0:11cc2b7889af 81 };
maygup01 0:11cc2b7889af 82 void (* applicationEventHandler)(uintptr_t);
maygup01 0:11cc2b7889af 83 union {
maygup01 0:11cc2b7889af 84 #if defined(ARM_UC_FEATURE_MANIFEST_PUBKEY) && (ARM_UC_FEATURE_MANIFEST_PUBKEY == 1)
maygup01 0:11cc2b7889af 85 struct {
maygup01 0:11cc2b7889af 86 arm_uc_buffer_t fingerprint;
maygup01 0:11cc2b7889af 87 arm_uc_buffer_t certList;
maygup01 0:11cc2b7889af 88 arm_uc_buffer_t cert;
maygup01 0:11cc2b7889af 89 };
maygup01 0:11cc2b7889af 90 #endif /* ARM_UC_FEATURE_MANIFEST_PUBKEY */
maygup01 0:11cc2b7889af 91 #if defined(ARM_UC_FEATURE_MANIFEST_PSK) && (ARM_UC_FEATURE_MANIFEST_PSK == 1)
maygup01 0:11cc2b7889af 92 struct {
maygup01 0:11cc2b7889af 93 arm_uc_buffer_t PSKid;
maygup01 0:11cc2b7889af 94 int keyTableVersion;
maygup01 0:11cc2b7889af 95 arm_uc_buffer_t keyTableRef;
maygup01 0:11cc2b7889af 96 arm_uc_buffer_t keyTableIV;
maygup01 0:11cc2b7889af 97 arm_uc_buffer_t PSK;
maygup01 0:11cc2b7889af 98 arm_uc_buffer_t cipherText;
maygup01 0:11cc2b7889af 99 };
maygup01 0:11cc2b7889af 100 #endif /* ARM_UC_FEATURE_MANIFEST_PSK */
maygup01 0:11cc2b7889af 101 };
maygup01 0:11cc2b7889af 102 arm_uc_buffer_t *manifest;
maygup01 0:11cc2b7889af 103 arm_uc_error_t storedError;
maygup01 0:11cc2b7889af 104 uint32_t sigIndex;
maygup01 0:11cc2b7889af 105 uint32_t encryptionMode;
maygup01 0:11cc2b7889af 106 } arm_uc_mm_validate_signature_context_t;
maygup01 0:11cc2b7889af 107
maygup01 0:11cc2b7889af 108 #define ARM_UC_MM_FW_STATE_LIST\
maygup01 0:11cc2b7889af 109 ENUM_FIXED(ARM_UC_MM_FW_STATE_INVALID,0)\
maygup01 0:11cc2b7889af 110 ENUM_AUTO(ARM_UC_MM_FW_STATE_IDLE)\
maygup01 0:11cc2b7889af 111 ENUM_AUTO(ARM_UC_MM_FW_STATE_BEGIN)\
maygup01 0:11cc2b7889af 112 ENUM_AUTO(ARM_UC_MM_FW_STATE_FIND_ROOT)\
maygup01 0:11cc2b7889af 113 ENUM_AUTO(ARM_UC_MM_FW_STATE_FETCH_TS)\
maygup01 0:11cc2b7889af 114 ENUM_AUTO(ARM_UC_MM_FW_STATE_FETCH_NAME)\
maygup01 0:11cc2b7889af 115 ENUM_AUTO(ARM_UC_MM_FW_STATE_FIND_NEXT_ROOT)\
maygup01 0:11cc2b7889af 116 ENUM_AUTO(ARM_UC_MM_FW_STATE_FORMAT_ROOT_PREFIX)\
maygup01 0:11cc2b7889af 117 ENUM_AUTO(ARM_UC_MM_FW_STATE_FIND_MANIFEST)\
maygup01 0:11cc2b7889af 118 ENUM_AUTO(ARM_UC_MM_FW_STATE_READ_MANIFEST)\
maygup01 0:11cc2b7889af 119 ENUM_AUTO(ARM_UC_MM_FW_STATE_FETCH_ROOT)\
maygup01 0:11cc2b7889af 120 ENUM_AUTO(ARM_UC_MM_FW_STATE_FIND_URI)\
maygup01 0:11cc2b7889af 121 ENUM_AUTO(ARM_UC_MM_FW_STATE_READ_URI)\
maygup01 0:11cc2b7889af 122 ENUM_AUTO(ARM_UC_MM_FW_STATE_FETCH_URI_KEY)\
maygup01 0:11cc2b7889af 123 ENUM_AUTO(ARM_UC_MM_FW_STATE_FETCH_HASH)\
maygup01 0:11cc2b7889af 124 ENUM_AUTO(ARM_UC_MM_FW_STATE_FETCH_DEP_URI)\
maygup01 0:11cc2b7889af 125 ENUM_AUTO(ARM_UC_MM_FW_STATE_FETCH_DEP_HASH)\
maygup01 0:11cc2b7889af 126 ENUM_AUTO(ARM_UC_MM_FW_STATE_GET_FW_REF)\
maygup01 0:11cc2b7889af 127 ENUM_AUTO(ARM_UC_MM_FW_STATE_NOTIFY)\
maygup01 0:11cc2b7889af 128 ENUM_AUTO(ARM_UC_MM_FW_STATE_ROOT_NOTIFY_WAIT)\
maygup01 0:11cc2b7889af 129 ENUM_AUTO(ARM_UC_MM_FW_STATE_NEXT_IMAGE)\
maygup01 0:11cc2b7889af 130 ENUM_AUTO(ARM_UC_MM_FW_STATE_DONE)\
maygup01 0:11cc2b7889af 131
maygup01 0:11cc2b7889af 132
maygup01 0:11cc2b7889af 133 enum arm_uc_mm_fw_state {
maygup01 0:11cc2b7889af 134 #define ENUM_AUTO(name) name,
maygup01 0:11cc2b7889af 135 #define ENUM_FIXED(name, val) name = val,
maygup01 0:11cc2b7889af 136 ARM_UC_MM_FW_STATE_LIST
maygup01 0:11cc2b7889af 137 #undef ENUM_AUTO
maygup01 0:11cc2b7889af 138 #undef ENUM_FIXED
maygup01 0:11cc2b7889af 139 };
maygup01 0:11cc2b7889af 140
maygup01 0:11cc2b7889af 141 struct arm_uc_mm_fw_context_t {
maygup01 0:11cc2b7889af 142 struct arm_uc_mm_get_latest_ts_context getLatestTs;
maygup01 0:11cc2b7889af 143 uint64_t ts;
maygup01 0:11cc2b7889af 144 arm_uc_manifest_handle_t *ID;
maygup01 0:11cc2b7889af 145 enum arm_uc_mm_fw_state state;
maygup01 0:11cc2b7889af 146 struct manifest_firmware_info_t *info;
maygup01 0:11cc2b7889af 147 arm_uc_callback_t callbackStorage; // initialized in hub
maygup01 0:11cc2b7889af 148 arm_uc_buffer_t current_data;
maygup01 0:11cc2b7889af 149 char hashIDbuffer[CFSTORE_HASH_ID_SIZE];
maygup01 0:11cc2b7889af 150 uint8_t keyBuffer[ARM_PAL_KV_KEY_MAX_PATH];
maygup01 0:11cc2b7889af 151 };
maygup01 0:11cc2b7889af 152
maygup01 0:11cc2b7889af 153 #define ARM_UC_MM_INS_STATE_LIST\
maygup01 0:11cc2b7889af 154 ENUM_FIXED(ARM_UC_MM_INS_STATE_INVALID,0)\
maygup01 0:11cc2b7889af 155 ENUM_AUTO(ARM_UC_MM_INS_STATE_IDLE)\
maygup01 0:11cc2b7889af 156 ENUM_AUTO(ARM_UC_MM_INS_STATE_BEGIN)\
maygup01 0:11cc2b7889af 157 ENUM_AUTO(ARM_UC_MM_INS_STATE_VERIFY_BASIC_PARAMS)\
maygup01 0:11cc2b7889af 158 ENUM_AUTO(ARM_UC_MM_INS_STATE_HASH_VERIFY)\
maygup01 0:11cc2b7889af 159 ENUM_AUTO(ARM_UC_MM_INS_STATE_VERIFY_SIG_LOOP)\
maygup01 0:11cc2b7889af 160 ENUM_AUTO(ARM_UC_MM_INS_STATE_VERIFY_SIG_START)\
maygup01 0:11cc2b7889af 161 ENUM_AUTO(ARM_UC_MM_INS_STATE_VERIFY_SIG_WAIT)\
maygup01 0:11cc2b7889af 162 ENUM_AUTO(ARM_UC_MM_INS_STATE_VERIFY_PARAMS)\
maygup01 0:11cc2b7889af 163 ENUM_AUTO(ARM_UC_MM_INS_STATE_VERIFY_APP)\
maygup01 0:11cc2b7889af 164 ENUM_AUTO(ARM_UC_MM_INS_STATE_VERIFY_FAIL)\
maygup01 0:11cc2b7889af 165 ENUM_AUTO(ARM_UC_MM_INS_STATE_VERIFY_DONE)\
maygup01 0:11cc2b7889af 166 ENUM_AUTO(ARM_UC_MM_INS_STATE_STORE_BEGIN)\
maygup01 0:11cc2b7889af 167 ENUM_AUTO(ARM_UC_MM_INS_STATE_MATCHING)\
maygup01 0:11cc2b7889af 168 ENUM_AUTO(ARM_UC_MM_INS_STATE_MATCH_FETCHING)\
maygup01 0:11cc2b7889af 169 ENUM_AUTO(ARM_UC_MM_INS_STATE_STORE_MANIFEST_BEGIN)\
maygup01 0:11cc2b7889af 170 ENUM_AUTO(ARM_UC_MM_INS_STATE_STORE_MANIFEST)\
maygup01 0:11cc2b7889af 171 ENUM_AUTO(ARM_UC_MM_INS_STATE_STORE_FW_URI)\
maygup01 0:11cc2b7889af 172 ENUM_AUTO(ARM_UC_MM_INS_STATE_STORE_FW_HASH)\
maygup01 0:11cc2b7889af 173 ENUM_AUTO(ARM_UC_MM_INS_STATE_STORE_AES)\
maygup01 0:11cc2b7889af 174 ENUM_AUTO(ARM_UC_MM_INS_STATE_STORE_DEPS)\
maygup01 0:11cc2b7889af 175 ENUM_AUTO(ARM_UC_MM_INS_STATE_DEPSTART)\
maygup01 0:11cc2b7889af 176 ENUM_AUTO(ARM_UC_MM_INS_STATE_DEP_WAITING)\
maygup01 0:11cc2b7889af 177 ENUM_AUTO(ARM_UC_MM_INS_STATE_COMPLETION)\
maygup01 0:11cc2b7889af 178 ENUM_AUTO(ARM_UC_MM_INS_STATE_COMPLETION_FINDING)\
maygup01 0:11cc2b7889af 179 ENUM_AUTO(ARM_UC_MM_INS_STATE_VERIFY_TS_START)\
maygup01 0:11cc2b7889af 180 ENUM_AUTO(ARM_UC_MM_INS_STATE_VERIFY_TS)\
maygup01 0:11cc2b7889af 181 ENUM_AUTO(ARM_UC_MM_INS_STATE_STORE_TS_START)\
maygup01 0:11cc2b7889af 182 ENUM_AUTO(ARM_UC_MM_INS_STATE_STORE_TS)\
maygup01 0:11cc2b7889af 183 ENUM_AUTO(ARM_UC_MM_INS_STATE_DEP_CHECK)\
maygup01 0:11cc2b7889af 184 ENUM_AUTO(ARM_UC_MM_INS_STATE_DEP_CHECKING)\
maygup01 0:11cc2b7889af 185 ENUM_AUTO(ARM_UC_MM_INS_STATE_DEP_DELETE)\
maygup01 0:11cc2b7889af 186 ENUM_AUTO(ARM_UC_MM_INS_STATE_DONE)\
maygup01 0:11cc2b7889af 187 ENUM_AUTO(ARM_UC_MM_INS_STATE_ALERT)\
maygup01 0:11cc2b7889af 188
maygup01 0:11cc2b7889af 189
maygup01 0:11cc2b7889af 190 enum arm_uc_mm_insert_state {
maygup01 0:11cc2b7889af 191 #define ENUM_AUTO(name) name,
maygup01 0:11cc2b7889af 192 #define ENUM_FIXED(name, val) name = val,
maygup01 0:11cc2b7889af 193 ARM_UC_MM_INS_STATE_LIST
maygup01 0:11cc2b7889af 194 #undef ENUM_AUTO
maygup01 0:11cc2b7889af 195 #undef ENUM_FIXED
maygup01 0:11cc2b7889af 196 };
maygup01 0:11cc2b7889af 197
maygup01 0:11cc2b7889af 198 struct arm_uc_mmInsertContext_t {
maygup01 0:11cc2b7889af 199 struct arm_uc_mm_get_latest_ts_context getLatestTs;
maygup01 0:11cc2b7889af 200 arm_uc_mm_validate_signature_context_t signatureContext;
maygup01 0:11cc2b7889af 201 uint64_t max_ts;
maygup01 0:11cc2b7889af 202 uint64_t current_ts;
maygup01 0:11cc2b7889af 203 arm_uc_manifest_handle_t *ID;
maygup01 0:11cc2b7889af 204 enum arm_uc_mm_insert_state state;
maygup01 0:11cc2b7889af 205 arm_uc_callback_t callbackStorage; // initialized in hub
maygup01 0:11cc2b7889af 206 arm_uc_buffer_t manifest;
maygup01 0:11cc2b7889af 207 arm_uc_mm_crypto_flags_t cryptoMode;
maygup01 0:11cc2b7889af 208 arm_uc_buffer_t certificateStorage;
maygup01 0:11cc2b7889af 209 uint32_t loopCounters[1];
maygup01 0:11cc2b7889af 210 };
maygup01 0:11cc2b7889af 211
maygup01 0:11cc2b7889af 212 struct arm_uc_mmContext_t {
maygup01 0:11cc2b7889af 213 // Operational Contexts
maygup01 0:11cc2b7889af 214 union {
maygup01 0:11cc2b7889af 215 struct arm_uc_mmInitContext_t init;
maygup01 0:11cc2b7889af 216 struct arm_uc_mm_fw_context_t getFw;
maygup01 0:11cc2b7889af 217 struct arm_uc_mmInsertContext_t insert;
maygup01 0:11cc2b7889af 218 };
maygup01 0:11cc2b7889af 219 };
maygup01 0:11cc2b7889af 220 typedef struct arm_uc_mmContext_t arm_uc_mmContext_t;
maygup01 0:11cc2b7889af 221
maygup01 0:11cc2b7889af 222
maygup01 0:11cc2b7889af 223 enum arm_uc_mmState_t {
maygup01 0:11cc2b7889af 224 ARM_UC_MM_STATE_INVALID = 0,
maygup01 0:11cc2b7889af 225 ARM_UC_MM_STATE_IDLE,
maygup01 0:11cc2b7889af 226 ARM_UC_MM_STATE_INIT,
maygup01 0:11cc2b7889af 227 ARM_UC_MM_STATE_INSERTING,
maygup01 0:11cc2b7889af 228 ARM_UC_MM_STATE_STORING_CA,
maygup01 0:11cc2b7889af 229 ARM_UC_MM_STATE_FWINFO,
maygup01 0:11cc2b7889af 230 ARM_UC_MM_STATE_TEST,
maygup01 0:11cc2b7889af 231 };
maygup01 0:11cc2b7889af 232
maygup01 0:11cc2b7889af 233 typedef void (*ARM_UC_mmTestHook_t)(const char *, arm_uc_mmContext_t *, uint32_t, uint32_t, arm_uc_error_t);
maygup01 0:11cc2b7889af 234
maygup01 0:11cc2b7889af 235 struct arm_uc_mmPersistentContext_t {
maygup01 0:11cc2b7889af 236 enum arm_uc_mmState_t state;
maygup01 0:11cc2b7889af 237 arm_uc_error_t reportedError;
maygup01 0:11cc2b7889af 238 const char *errorFile;
maygup01 0:11cc2b7889af 239 uint32_t errorLine;
maygup01 0:11cc2b7889af 240 struct arm_uc_mmContext_t **ctx;
maygup01 0:11cc2b7889af 241 arm_uc_callback_t applicationCallbackStorage; // initialized in mmCommon
maygup01 0:11cc2b7889af 242 void (*applicationEventHandler)(uintptr_t);
maygup01 0:11cc2b7889af 243 arm_uc_error_t (*testFSM)(uint32_t event);
maygup01 0:11cc2b7889af 244 #if ARM_UC_MM_ENABLE_TEST_VECTORS
maygup01 0:11cc2b7889af 245 ARM_UC_mmTestHook_t testHook;
maygup01 0:11cc2b7889af 246 #endif
maygup01 0:11cc2b7889af 247 };
maygup01 0:11cc2b7889af 248
maygup01 0:11cc2b7889af 249 typedef struct arm_uc_mmPersistentContext_t arm_uc_mmPersistentContext_t;
maygup01 0:11cc2b7889af 250 extern arm_uc_mmPersistentContext_t arm_uc_mmPersistentContext;
maygup01 0:11cc2b7889af 251
maygup01 0:11cc2b7889af 252 static inline arm_uc_mmContext_t *arm_uc_mmBuf2Context(arm_uc_buffer_t *b)
maygup01 0:11cc2b7889af 253 {
maygup01 0:11cc2b7889af 254 return (arm_uc_mmContext_t *)b->ptr;
maygup01 0:11cc2b7889af 255 }
maygup01 0:11cc2b7889af 256
maygup01 0:11cc2b7889af 257 static inline arm_uc_error_t arm_uc_mmContextBufSizeCheck(arm_uc_buffer_t *b)
maygup01 0:11cc2b7889af 258 {
maygup01 0:11cc2b7889af 259 arm_uc_error_t err = { .code = ERR_NONE };
maygup01 0:11cc2b7889af 260 if (b->size_max < sizeof(arm_uc_mmContext_t)) {
maygup01 0:11cc2b7889af 261 err.code = MFST_ERR_SIZE;
maygup01 0:11cc2b7889af 262 return err;
maygup01 0:11cc2b7889af 263 }
maygup01 0:11cc2b7889af 264 return err;
maygup01 0:11cc2b7889af 265 }
maygup01 0:11cc2b7889af 266
maygup01 0:11cc2b7889af 267
maygup01 0:11cc2b7889af 268 #endif // ARM_UC_MM_CONTEXT_TYPES_H