Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1 | /** Mobicore Driver Registry. |
| 2 | * |
| 3 | * Implements the MobiCore driver registry which maintains trustlets. |
| 4 | * |
| 5 | * @file |
| 6 | * @ingroup MCD_MCDIMPL_DAEMON_REG |
| 7 | */ |
| 8 | |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 9 | /* |
| 10 | * Copyright (c) 2013 TRUSTONIC LIMITED |
| 11 | * All rights reserved. |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 12 | * |
| 13 | * Redistribution and use in source and binary forms, with or without |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 14 | * modification, are permitted provided that the following conditions are met: |
| 15 | * |
| 16 | * 1. Redistributions of source code must retain the above copyright notice, |
| 17 | * this list of conditions and the following disclaimer. |
| 18 | * |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 19 | * 2. Redistributions in binary form must reproduce the above copyright |
| 20 | * notice, this list of conditions and the following disclaimer in the |
| 21 | * documentation and/or other materials provided with the distribution. |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 22 | * |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 23 | * 3. Neither the name of the TRUSTONIC LIMITED nor the names of its |
| 24 | * contributors may be used to endorse or promote products derived from |
| 25 | * this software without specific prior written permission. |
| 26 | * |
| 27 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 28 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 29 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 30 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR |
| 31 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 32 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 33 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| 34 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 35 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| 36 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| 37 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 38 | */ |
| 39 | |
| 40 | #include <stdlib.h> |
| 41 | #include <dirent.h> |
| 42 | #include <stdio.h> |
| 43 | #include <sys/stat.h> |
| 44 | #include <assert.h> |
| 45 | #include <string.h> |
| 46 | #include <string> |
| 47 | #include <cstring> |
| 48 | #include <cstddef> |
| 49 | #include <sys/mman.h> |
| 50 | #include <errno.h> |
| 51 | #include <fcntl.h> |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 52 | #include <libgen.h> |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 53 | |
| 54 | #include "mcLoadFormat.h" |
| 55 | #include "mcSpid.h" |
| 56 | #include "mcVersionHelper.h" |
| 57 | |
| 58 | #include "PrivateRegistry.h" |
| 59 | #include "MobiCoreRegistry.h" |
| 60 | |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 61 | #include "uuid_attestation.h" |
| 62 | |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 63 | #include "log.h" |
| 64 | |
| 65 | /** Maximum size of a trustlet in bytes. */ |
| 66 | #define MAX_TL_SIZE (1 * 1024 * 1024) |
| 67 | /** Maximum size of a shared object container in bytes. */ |
| 68 | #define MAX_SO_CONT_SIZE (512) |
| 69 | |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 70 | // Asserts expression at compile-time (to be used within a function body). |
| 71 | #define ASSERT_STATIC(e) do { enum { assert_static__ = 1 / (e) }; } while (0) |
| 72 | |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 73 | #define MC_REGISTRY_CONTAINER_PATH "/data/app/mcRegistry" |
| 74 | #define MC_REGISTRY_DEFAULT_PATH "/system/app/mcRegistry" |
| 75 | #define MC_REGISTRY_FALLBACK_PATH "/data/app/mcRegistry" |
| 76 | #define AUTH_TOKEN_FILE_NAME "00000000.authtokcont" |
| 77 | #define ENV_MC_AUTH_TOKEN_PATH "MC_AUTH_TOKEN_PATH" |
| 78 | #define ROOT_FILE_NAME "00000000.rootcont" |
| 79 | #define SP_CONT_FILE_EXT ".spcont" |
| 80 | #define TL_CONT_FILE_EXT ".tlcont" |
| 81 | #define DATA_CONT_FILE_EXT ".datacont" |
| 82 | #define TL_BIN_FILE_EXT ".tlbin" |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 83 | #define GP_TA_BIN_FILE_EXT ".tabin" |
| 84 | #define GP_TA_SPID_FILE_EXT ".spid" |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 85 | |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 86 | using namespace std; |
| 87 | |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 88 | //------------------------------------------------------------------------------ |
| 89 | static string byteArrayToString(const void *bytes, size_t elems) |
| 90 | { |
| 91 | char hx[elems * 2 + 1]; |
| 92 | |
| 93 | for (size_t i = 0; i < elems; i++) { |
| 94 | sprintf(&hx[i * 2], "%02x", ((uint8_t *)bytes)[i]); |
| 95 | } |
| 96 | return string(hx); |
| 97 | } |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 98 | |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 99 | //------------------------------------------------------------------------------ |
| 100 | static string uint32ToString(uint32_t value) |
| 101 | { |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 102 | char hx[8 + 1]; |
| 103 | snprintf(hx, sizeof(hx), "%08X", value); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 104 | string str(hx); |
| 105 | return string(str.rbegin(), str.rend()); |
| 106 | } |
| 107 | |
| 108 | //------------------------------------------------------------------------------ |
| 109 | static bool doesDirExist(const char *path) |
| 110 | { |
| 111 | struct stat ss; |
| 112 | if (path != NULL && stat(path, &ss) == 0 && S_ISDIR(ss.st_mode)) { |
| 113 | return true; |
| 114 | } |
| 115 | return false; |
| 116 | } |
| 117 | |
| 118 | //------------------------------------------------------------------------------ |
| 119 | static string getRegistryPath() |
| 120 | { |
Oana Medvesan | 1735214 | 2013-05-14 11:37:47 +0200 | [diff] [blame] | 121 | string registryPath; |
| 122 | |
| 123 | // use the default registry path. |
| 124 | registryPath = MC_REGISTRY_CONTAINER_PATH; |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 125 | LOG_I(" Using default registry path %s", registryPath.c_str()); |
Oana Medvesan | 1735214 | 2013-05-14 11:37:47 +0200 | [diff] [blame] | 126 | |
| 127 | assert(registryPath.length() != 0); |
| 128 | |
| 129 | return registryPath; |
| 130 | } |
| 131 | |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 132 | string getTbStoragePath() |
| 133 | { |
| 134 | return getRegistryPath()+"/TbStorage"; |
| 135 | } |
| 136 | |
Oana Medvesan | 1735214 | 2013-05-14 11:37:47 +0200 | [diff] [blame] | 137 | //------------------------------------------------------------------------------ |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 138 | string getTlRegistryPath() |
Oana Medvesan | 1735214 | 2013-05-14 11:37:47 +0200 | [diff] [blame] | 139 | { |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 140 | string registryPath; |
| 141 | |
| 142 | // First, attempt to use regular registry environment variable. |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 143 | if (doesDirExist(MC_REGISTRY_DEFAULT_PATH)) { |
Oana Medvesan | 1735214 | 2013-05-14 11:37:47 +0200 | [diff] [blame] | 144 | registryPath = MC_REGISTRY_DEFAULT_PATH; |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 145 | LOG_I(" Using MC_REGISTRY_PATH %s", registryPath.c_str()); |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 146 | } else if (doesDirExist(MC_REGISTRY_FALLBACK_PATH)) { |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 147 | // Second, attempt to use fallback registry environment variable. |
Oana Medvesan | 1735214 | 2013-05-14 11:37:47 +0200 | [diff] [blame] | 148 | registryPath = MC_REGISTRY_FALLBACK_PATH; |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 149 | LOG_I(" Using MC_REGISTRY_FALLBACK_PATH %s", registryPath.c_str()); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 150 | } |
| 151 | |
| 152 | // As a last resort, use the default registry path. |
| 153 | if (registryPath.length() == 0) { |
Oana Medvesan | 1735214 | 2013-05-14 11:37:47 +0200 | [diff] [blame] | 154 | registryPath = MC_REGISTRY_CONTAINER_PATH; |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 155 | LOG_I(" Using default registry path %s", registryPath.c_str()); |
| 156 | } |
| 157 | |
| 158 | assert(registryPath.length() != 0); |
| 159 | |
| 160 | return registryPath; |
| 161 | } |
| 162 | |
| 163 | //------------------------------------------------------------------------------ |
| 164 | static string getAuthTokenFilePath() |
| 165 | { |
| 166 | const char *path; |
| 167 | string authTokenPath; |
| 168 | |
| 169 | // First, attempt to use regular auth token path environment variable. |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 170 | path = getenv(ENV_MC_AUTH_TOKEN_PATH); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 171 | if (doesDirExist(path)) { |
| 172 | LOG_I("getAuthTokenFilePath(): Using MC_AUTH_TOKEN_PATH %s", path); |
| 173 | authTokenPath = path; |
| 174 | } else { |
| 175 | authTokenPath = getRegistryPath(); |
| 176 | LOG_I("getAuthTokenFilePath(): Using path %s", authTokenPath.c_str()); |
| 177 | } |
| 178 | |
| 179 | return authTokenPath + "/" + AUTH_TOKEN_FILE_NAME; |
| 180 | } |
| 181 | |
| 182 | //------------------------------------------------------------------------------ |
| 183 | static string getRootContFilePath() |
| 184 | { |
| 185 | return getRegistryPath() + "/" + ROOT_FILE_NAME; |
| 186 | } |
| 187 | |
| 188 | //------------------------------------------------------------------------------ |
| 189 | static string getSpDataPath(mcSpid_t spid) |
| 190 | { |
| 191 | return getRegistryPath() + "/" + uint32ToString(spid); |
| 192 | } |
| 193 | |
| 194 | //------------------------------------------------------------------------------ |
| 195 | static string getSpContFilePath(mcSpid_t spid) |
| 196 | { |
| 197 | return getRegistryPath() + "/" + uint32ToString(spid) + SP_CONT_FILE_EXT; |
| 198 | } |
| 199 | |
| 200 | //------------------------------------------------------------------------------ |
Oana Medvesan | 45c8ea2 | 2013-02-28 13:40:26 +0100 | [diff] [blame] | 201 | static string getTlContFilePath(const mcUuid_t *uuid, const mcSpid_t spid) |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 202 | { |
Oana Medvesan | 45c8ea2 | 2013-02-28 13:40:26 +0100 | [diff] [blame] | 203 | return getRegistryPath() + "/" + byteArrayToString(uuid, sizeof(*uuid)) |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 204 | + "." + uint32ToString(spid) + TL_CONT_FILE_EXT; |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 205 | } |
| 206 | |
| 207 | //------------------------------------------------------------------------------ |
| 208 | static string getTlDataPath(const mcUuid_t *uuid) |
| 209 | { |
| 210 | return getRegistryPath() + "/" + byteArrayToString(uuid, sizeof(*uuid)); |
| 211 | } |
| 212 | |
| 213 | //------------------------------------------------------------------------------ |
| 214 | static string getTlDataFilePath(const mcUuid_t *uuid, mcPid_t pid) |
| 215 | { |
| 216 | return getTlDataPath(uuid) + "/" + uint32ToString(pid.data) + DATA_CONT_FILE_EXT; |
| 217 | } |
| 218 | |
| 219 | //------------------------------------------------------------------------------ |
| 220 | static string getTlBinFilePath(const mcUuid_t *uuid) |
| 221 | { |
Oana Medvesan | 1735214 | 2013-05-14 11:37:47 +0200 | [diff] [blame] | 222 | return getTlRegistryPath() + "/" + byteArrayToString(uuid, sizeof(*uuid)) + TL_BIN_FILE_EXT; |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 223 | } |
| 224 | |
| 225 | //------------------------------------------------------------------------------ |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 226 | static string getTABinFilePath(const mcUuid_t *uuid) |
| 227 | { |
| 228 | return getTlRegistryPath() + "/" + byteArrayToString(uuid, sizeof(*uuid)) + GP_TA_BIN_FILE_EXT; |
| 229 | } |
| 230 | |
| 231 | //------------------------------------------------------------------------------ |
| 232 | static string getTASpidFilePath(const mcUuid_t *uuid) |
| 233 | { |
| 234 | return getTlRegistryPath() + "/" + byteArrayToString(uuid, sizeof(*uuid)) + GP_TA_SPID_FILE_EXT; |
| 235 | } |
| 236 | |
| 237 | //------------------------------------------------------------------------------ |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 238 | mcResult_t mcRegistryStoreAuthToken(void *so, uint32_t size) |
| 239 | { |
Oana Medvesan | 8f5df3a | 2013-03-04 19:04:03 +0100 | [diff] [blame] | 240 | if (so == NULL || size > 3 * MAX_SO_CONT_SIZE) { |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 241 | LOG_E("mcRegistry store So.Soc failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 242 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 243 | } |
| 244 | const string &authTokenFilePath = getAuthTokenFilePath(); |
| 245 | LOG_I("store AuthToken: %s", authTokenFilePath.c_str()); |
| 246 | |
| 247 | FILE *fs = fopen(authTokenFilePath.c_str(), "wb"); |
| 248 | if (!fs) { |
| 249 | LOG_E("mcRegistry store So.Soc failed: %d", MC_DRV_ERR_INVALID_DEVICE_FILE); |
| 250 | return MC_DRV_ERR_INVALID_DEVICE_FILE; |
| 251 | } |
| 252 | fseek(fs, 0, SEEK_SET); |
| 253 | fwrite((char *)so, 1, size, fs); |
| 254 | fflush(fs); |
| 255 | fclose(fs); |
| 256 | |
| 257 | return MC_DRV_OK; |
| 258 | } |
| 259 | |
| 260 | |
| 261 | //------------------------------------------------------------------------------ |
| 262 | mcResult_t mcRegistryReadAuthToken(mcSoAuthTokenCont_t *so) |
| 263 | { |
| 264 | if (NULL == so) { |
| 265 | LOG_E("mcRegistry read So.Soc failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 266 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 267 | } |
| 268 | const string &authTokenFilePath = getAuthTokenFilePath(); |
| 269 | LOG_I("read AuthToken: %s", authTokenFilePath.c_str()); |
| 270 | |
| 271 | FILE *fs = fopen(authTokenFilePath.c_str(), "rb"); |
| 272 | if (!fs) { |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 273 | LOG_W("mcRegistry read So.Soc failed: %d", MC_DRV_ERR_INVALID_DEVICE_FILE); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 274 | return MC_DRV_ERR_INVALID_DEVICE_FILE; |
| 275 | } |
| 276 | fseek(fs, 0, SEEK_END); |
| 277 | int32_t filesize = ftell(fs); |
| 278 | if (sizeof(mcSoAuthTokenCont_t) != filesize) { |
| 279 | fclose(fs); |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 280 | LOG_W("mcRegistry read So.Soc failed: %d", MC_DRV_ERR_OUT_OF_RESOURCES); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 281 | return MC_DRV_ERR_OUT_OF_RESOURCES; |
| 282 | } |
| 283 | fseek(fs, 0, SEEK_SET); |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 284 | if (fread((char *)so, 1, sizeof(mcSoAuthTokenCont_t), fs) != |
| 285 | sizeof(mcSoAuthTokenCont_t)) |
| 286 | { |
| 287 | fclose(fs); |
| 288 | LOG_W("mcRegistry read So.Soc failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 289 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 290 | } |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 291 | fclose(fs); |
| 292 | |
| 293 | return MC_DRV_OK; |
| 294 | } |
| 295 | |
| 296 | //------------------------------------------------------------------------------ |
| 297 | mcResult_t mcRegistryDeleteAuthToken(void) |
| 298 | { |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 299 | if (remove(getAuthTokenFilePath().c_str())) { |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 300 | LOG_ERRNO("Delete Auth token file!"); |
| 301 | return MC_DRV_ERR_UNKNOWN; |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 302 | } else |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 303 | return MC_DRV_OK; |
| 304 | } |
| 305 | |
| 306 | |
| 307 | //------------------------------------------------------------------------------ |
| 308 | mcResult_t mcRegistryStoreRoot(void *so, uint32_t size) |
| 309 | { |
Oana Medvesan | 8f5df3a | 2013-03-04 19:04:03 +0100 | [diff] [blame] | 310 | if (so == NULL || size > 3 * MAX_SO_CONT_SIZE) { |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 311 | LOG_E("mcRegistry store So.Root failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 312 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 313 | } |
| 314 | |
| 315 | const string &rootContFilePath = getRootContFilePath(); |
| 316 | LOG_I("store Root: %s", rootContFilePath.c_str()); |
| 317 | |
| 318 | FILE *fs = fopen(rootContFilePath.c_str(), "wb"); |
| 319 | if (!fs) { |
| 320 | LOG_E("mcRegistry store So.Root failed: %d", MC_DRV_ERR_INVALID_DEVICE_FILE); |
| 321 | return MC_DRV_ERR_INVALID_DEVICE_FILE; |
| 322 | } |
| 323 | fseek(fs, 0, SEEK_SET); |
| 324 | fwrite((char *)so, 1, size, fs); |
| 325 | fflush(fs); |
| 326 | fclose(fs); |
| 327 | |
| 328 | return MC_DRV_OK; |
| 329 | } |
| 330 | |
| 331 | |
| 332 | //------------------------------------------------------------------------------ |
| 333 | mcResult_t mcRegistryReadRoot(void *so, uint32_t *size) |
| 334 | { |
| 335 | const string &rootContFilePath = getRootContFilePath(); |
| 336 | size_t readBytes; |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 337 | |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 338 | if (so == NULL) { |
| 339 | LOG_E("mcRegistry read So.Root failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 340 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 341 | } |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 342 | LOG_I(" Opening %s", rootContFilePath.c_str()); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 343 | |
| 344 | FILE *fs = fopen(rootContFilePath.c_str(), "rb"); |
| 345 | if (!fs) { |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 346 | LOG_W("mcRegistry read So.Root failed: %d", MC_DRV_ERR_INVALID_DEVICE_FILE); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 347 | return MC_DRV_ERR_INVALID_DEVICE_FILE; |
| 348 | } |
| 349 | readBytes = fread((char *)so, 1, *size, fs); |
| 350 | fclose(fs); |
| 351 | |
| 352 | if (readBytes > 0) { |
| 353 | *size = readBytes; |
| 354 | return MC_DRV_OK; |
| 355 | } else { |
| 356 | LOG_E("mcRegistry read So.Root failed: %d", MC_DRV_ERR_INVALID_DEVICE_FILE); |
| 357 | return MC_DRV_ERR_INVALID_DEVICE_FILE; |
| 358 | } |
| 359 | } |
| 360 | |
| 361 | |
| 362 | //------------------------------------------------------------------------------ |
| 363 | mcResult_t mcRegistryStoreSp(mcSpid_t spid, void *so, uint32_t size) |
| 364 | { |
Oana Medvesan | 8f5df3a | 2013-03-04 19:04:03 +0100 | [diff] [blame] | 365 | if ((spid == 0) || (so == NULL) || size > 3 * MAX_SO_CONT_SIZE) { |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 366 | LOG_E("mcRegistry store So.Sp(SpId) failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 367 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 368 | } |
| 369 | |
| 370 | const string &spContFilePath = getSpContFilePath(spid); |
| 371 | LOG_I("store SP: %s", spContFilePath.c_str()); |
| 372 | |
| 373 | FILE *fs = fopen(spContFilePath.c_str(), "wb"); |
| 374 | if (!fs) { |
| 375 | LOG_E("mcRegistry store So.Sp(SpId) failed: %d", MC_DRV_ERR_INVALID_DEVICE_FILE); |
| 376 | return MC_DRV_ERR_INVALID_DEVICE_FILE; |
| 377 | } |
| 378 | fseek(fs, 0, SEEK_SET); |
| 379 | fwrite((char *)so, 1, size, fs); |
| 380 | fflush(fs); |
| 381 | fclose(fs); |
| 382 | |
| 383 | return MC_DRV_OK; |
| 384 | } |
| 385 | |
| 386 | |
| 387 | //------------------------------------------------------------------------------ |
| 388 | mcResult_t mcRegistryReadSp(mcSpid_t spid, void *so, uint32_t *size) |
| 389 | { |
| 390 | const string &spContFilePath = getSpContFilePath(spid); |
| 391 | size_t readBytes; |
| 392 | if ((spid == 0) || (so == NULL)) { |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 393 | LOG_E("mcRegistry read So.Sp(SpId=0x%x) failed", spid); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 394 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 395 | } |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 396 | LOG_I(" Reading %s", spContFilePath.c_str()); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 397 | |
| 398 | FILE *fs = fopen(spContFilePath.c_str(), "rb"); |
| 399 | if (!fs) { |
| 400 | LOG_E("mcRegistry read So.Sp(SpId) failed: %d", MC_DRV_ERR_INVALID_DEVICE_FILE); |
| 401 | return MC_DRV_ERR_INVALID_DEVICE_FILE; |
| 402 | } |
| 403 | readBytes = fread((char *)so, 1, *size, fs); |
| 404 | fclose(fs); |
| 405 | |
| 406 | if (readBytes > 0) { |
| 407 | *size = readBytes; |
| 408 | return MC_DRV_OK; |
| 409 | } else { |
| 410 | LOG_E("mcRegistry read So.Sp(SpId) failed: %d", MC_DRV_ERR_INVALID_DEVICE_FILE); |
| 411 | return MC_DRV_ERR_INVALID_DEVICE_FILE; |
| 412 | } |
| 413 | } |
| 414 | |
| 415 | |
| 416 | //------------------------------------------------------------------------------ |
Oana Medvesan | 45c8ea2 | 2013-02-28 13:40:26 +0100 | [diff] [blame] | 417 | mcResult_t mcRegistryStoreTrustletCon(const mcUuid_t *uuid, const mcSpid_t spid, void *so, uint32_t size) |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 418 | { |
Oana Medvesan | 8f5df3a | 2013-03-04 19:04:03 +0100 | [diff] [blame] | 419 | if ((uuid == NULL) || (so == NULL) || size > 3 * MAX_SO_CONT_SIZE) { |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 420 | LOG_E("mcRegistry store So.TrustletCont(uuid) failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 421 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 422 | } |
| 423 | |
Oana Medvesan | 45c8ea2 | 2013-02-28 13:40:26 +0100 | [diff] [blame] | 424 | const string &tlContFilePath = getTlContFilePath(uuid, spid); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 425 | LOG_I("store TLc: %s", tlContFilePath.c_str()); |
| 426 | |
| 427 | FILE *fs = fopen(tlContFilePath.c_str(), "wb"); |
| 428 | if (!fs) { |
| 429 | LOG_E("mcRegistry store So.TrustletCont(uuid) failed: %d", MC_DRV_ERR_INVALID_DEVICE_FILE); |
| 430 | return MC_DRV_ERR_INVALID_DEVICE_FILE; |
| 431 | } |
| 432 | fseek(fs, 0, SEEK_SET); |
| 433 | fwrite((char *)so, 1, size, fs); |
| 434 | fflush(fs); |
| 435 | fclose(fs); |
| 436 | |
| 437 | return MC_DRV_OK; |
| 438 | } |
| 439 | |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 440 | static uint32_t getAsUint32BE( |
| 441 | void *pValueUnaligned |
| 442 | ) |
| 443 | { |
| 444 | uint8_t *p = (uint8_t *)pValueUnaligned; |
| 445 | uint32_t val = p[3] | (p[2] << 8) | (p[1] << 16) | (p[0] << 24); |
| 446 | return val; |
| 447 | } |
| 448 | |
| 449 | mcResult_t mcRegistryStoreTABlob(mcSpid_t spid, void *blob, uint32_t size) |
| 450 | { |
| 451 | |
| 452 | LOG_I("mcRegistryStoreTABlob started"); |
| 453 | |
| 454 | // Check blob size |
| 455 | if (size < sizeof(mclfHeaderV24_t)) { |
| 456 | LOG_E("RegistryStoreTABlob failed - TA blob length is less then header size"); |
| 457 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 458 | } |
| 459 | |
| 460 | mclfHeaderV24_t *header24 = (mclfHeaderV24_t *)blob; |
| 461 | mclfHeaderV2_t *header20 = (mclfHeaderV2_t *)blob; |
| 462 | |
| 463 | // Check header version |
| 464 | if (header20->intro.version < MC_MAKE_VERSION(2, 4)) { |
| 465 | LOG_E("RegistryStoreTABlob failed - TA blob header version is less than 2.4"); |
| 466 | return MC_DRV_ERR_TA_HEADER_ERROR; |
| 467 | } |
| 468 | |
| 469 | //Check GP version |
| 470 | if (header24->gp_level != 1) { |
| 471 | LOG_E("RegistryStoreTABlob failed - TA blob header gp_level is not equal to 1"); |
| 472 | return MC_DRV_ERR_TA_HEADER_ERROR; |
| 473 | } |
| 474 | |
| 475 | TEEC_UUID uuid; |
| 476 | switch (header20->serviceType) { |
| 477 | case SERVICE_TYPE_SYSTEM_TRUSTLET: { |
| 478 | // Check spid |
| 479 | if (spid != MC_SPID_SYSTEM) { |
| 480 | LOG_E("RegistryStoreTABlob failed - SPID is not equal to %d for System TA", spid); |
| 481 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 482 | } |
| 483 | memcpy(&uuid, &header20->uuid, sizeof(mcUuid_t)); |
| 484 | break; |
| 485 | } |
| 486 | case SERVICE_TYPE_SP_TRUSTLET: { |
| 487 | // Check spid |
| 488 | if (spid >= MC_SPID_SYSTEM) { |
| 489 | LOG_E("RegistryStoreTABlob failed - SPID is equal to %u ", spid); |
| 490 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 491 | } |
| 492 | |
| 493 | uuid_attestation *pUa = (uuid_attestation *) & ((uint8_t *)blob)[header24->attestationOffset]; |
| 494 | // Check attestation size |
| 495 | if ((header24->attestationOffset > size) && (header24->attestationOffset + getAsUint32BE(&pUa->size) > size)) { |
| 496 | LOG_E("RegistryStoreTABlob failed - Attestation size is not correct"); |
| 497 | return MC_DRV_ERR_TA_HEADER_ERROR; |
| 498 | } |
| 499 | |
| 500 | // Check attestation size |
| 501 | if (getAsUint32BE(&pUa->size) < sizeof(uuid_attestation)) { |
| 502 | LOG_E("RegistryStoreTABlob failed - Attestation size is equal to %d and is less then %d", getAsUint32BE(&pUa->size), sizeof(uuid_attestation)); |
| 503 | return MC_DRV_ERR_TA_ATTESTATION_ERROR; |
| 504 | } |
| 505 | |
| 506 | // Check magic word |
| 507 | if (memcmp(pUa->magic, MAGIC, AT_MAGIC_SIZE)) { |
| 508 | LOG_E("RegistryStoreTABlob failed - Attestation magic word is not correct"); |
| 509 | return MC_DRV_ERR_TA_ATTESTATION_ERROR; |
| 510 | } |
| 511 | |
| 512 | // Check version |
| 513 | if (getAsUint32BE(&pUa->version) != AT_VERSION) { |
| 514 | LOG_E("RegistryStoreTABlob failed - Attestation version is equal to %08X. It has to be equal to %08X", getAsUint32BE(&pUa->version), AT_VERSION); |
| 515 | return MC_DRV_ERR_TA_ATTESTATION_ERROR; |
| 516 | } |
| 517 | |
| 518 | memcpy(&uuid, &pUa->uuid, sizeof(mcUuid_t)); |
| 519 | break; |
| 520 | } |
| 521 | default: { |
| 522 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 523 | } |
| 524 | } |
| 525 | const string tlBinFilePath = getTABinFilePath((mcUuid_t *)&uuid); |
| 526 | |
| 527 | LOG_I("Store TA blob at: %s", tlBinFilePath.c_str()); |
| 528 | |
| 529 | FILE *fs = fopen(tlBinFilePath.c_str(), "wb"); |
| 530 | if (!fs) { |
| 531 | LOG_E("RegistryStoreTABlob failed - TA blob file open error: %d", MC_DRV_ERR_INVALID_DEVICE_FILE); |
| 532 | return MC_DRV_ERR_INVALID_DEVICE_FILE; |
| 533 | } |
| 534 | fseek(fs, 0, SEEK_SET); |
| 535 | fwrite(blob, 1, size, fs); |
| 536 | fflush(fs); |
| 537 | fclose(fs); |
| 538 | |
| 539 | if (header20->serviceType == SERVICE_TYPE_SP_TRUSTLET) { |
| 540 | const string taspidFilePath = getTASpidFilePath((mcUuid_t *)&uuid); |
| 541 | |
| 542 | LOG_I("Store spid file at: %s", taspidFilePath.c_str()); |
| 543 | |
| 544 | FILE *fs = fopen(taspidFilePath.c_str(), "wb"); |
| 545 | if (!fs) { |
| 546 | //TODO: shouldn't we delete TA blob file ? |
| 547 | LOG_E("RegistryStoreTABlob failed - TA blob file open error: %d", MC_DRV_ERR_INVALID_DEVICE_FILE); |
| 548 | return MC_DRV_ERR_INVALID_DEVICE_FILE; |
| 549 | } |
| 550 | fseek(fs, 0, SEEK_SET); |
| 551 | fwrite(&spid, 1, sizeof(mcSpid_t), fs); |
| 552 | fflush(fs); |
| 553 | fclose(fs); |
| 554 | } |
| 555 | return MC_DRV_OK; |
| 556 | } |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 557 | |
| 558 | //------------------------------------------------------------------------------ |
Oana Medvesan | 45c8ea2 | 2013-02-28 13:40:26 +0100 | [diff] [blame] | 559 | mcResult_t mcRegistryReadTrustletCon(const mcUuid_t *uuid, const mcSpid_t spid, void *so, uint32_t *size) |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 560 | { |
| 561 | if ((uuid == NULL) || (so == NULL)) { |
| 562 | LOG_E("mcRegistry read So.TrustletCont(uuid) failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 563 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 564 | } |
| 565 | size_t readBytes; |
Oana Medvesan | 45c8ea2 | 2013-02-28 13:40:26 +0100 | [diff] [blame] | 566 | const string &tlContFilePath = getTlContFilePath(uuid, spid); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 567 | LOG_I("read TLc: %s", tlContFilePath.c_str()); |
| 568 | |
| 569 | FILE *fs = fopen(tlContFilePath.c_str(), "rb"); |
| 570 | if (!fs) { |
| 571 | LOG_E("mcRegistry read So.TrustletCont(uuid) failed: %d", MC_DRV_ERR_INVALID_DEVICE_FILE); |
| 572 | return MC_DRV_ERR_INVALID_DEVICE_FILE; |
| 573 | } |
| 574 | fseek(fs, 0, SEEK_SET); |
| 575 | readBytes = fread((char *)so, 1, *size, fs); |
| 576 | fclose(fs); |
| 577 | |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 578 | if (readBytes > 0) { |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 579 | *size = readBytes; |
| 580 | return MC_DRV_OK; |
| 581 | } else { |
| 582 | LOG_E("mcRegistry read So.TrustletCont(uuid) failed: %d", MC_DRV_ERR_INVALID_DEVICE_FILE); |
| 583 | return MC_DRV_ERR_INVALID_DEVICE_FILE; |
| 584 | } |
| 585 | } |
| 586 | |
| 587 | |
| 588 | //------------------------------------------------------------------------------ |
| 589 | mcResult_t mcRegistryStoreData(void *so, uint32_t size) |
| 590 | { |
| 591 | mcSoDataCont_t *dataCont = (mcSoDataCont_t *)so; |
| 592 | |
| 593 | if (dataCont == NULL || size != sizeof(mcSoDataCont_t)) { |
| 594 | LOG_E("mcRegistry store So.Data failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 595 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 596 | } |
| 597 | string pathname, filename; |
| 598 | |
| 599 | switch (dataCont->cont.type) { |
| 600 | case CONT_TYPE_SPDATA: |
| 601 | LOG_E("SPDATA not supported"); |
| 602 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 603 | break; |
| 604 | case CONT_TYPE_TLDATA: |
| 605 | pathname = getTlDataPath(&dataCont->cont.uuid); |
| 606 | filename = getTlDataFilePath(&dataCont->cont.uuid, dataCont->cont.pid); |
| 607 | break; |
| 608 | default: |
| 609 | LOG_E("mcRegistry store So.Data(cid/pid) failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 610 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 611 | } |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 612 | if (mkdir(pathname.c_str(), 0777) < 0) |
| 613 | { |
| 614 | LOG_E("mcRegistry store So.Data(cid/pid) failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 615 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 616 | } |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 617 | |
| 618 | LOG_I("store DT: %s", filename.c_str()); |
| 619 | |
| 620 | FILE *fs = fopen(filename.c_str(), "wb"); |
| 621 | if (!fs) { |
| 622 | LOG_E("mcRegistry store So.Data(cid/pid) failed: %d", MC_DRV_ERR_INVALID_DEVICE_FILE); |
| 623 | return MC_DRV_ERR_INVALID_DEVICE_FILE; |
| 624 | } |
| 625 | fseek(fs, 0, SEEK_SET); |
| 626 | fwrite((char *)dataCont, 1, MC_SO_SIZE(dataCont->soHeader.plainLen, dataCont->soHeader.encryptedLen), fs); |
| 627 | fflush(fs); |
| 628 | fclose(fs); |
| 629 | |
| 630 | return MC_DRV_OK; |
| 631 | } |
| 632 | |
| 633 | |
| 634 | //------------------------------------------------------------------------------ |
| 635 | mcResult_t mcRegistryReadData(uint32_t context, const mcCid_t *cid, mcPid_t pid, |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 636 | mcSoDataCont_t *so, uint32_t maxLen) |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 637 | { |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 638 | |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 639 | if ((NULL == cid) || (NULL == so)) { |
| 640 | LOG_E("mcRegistry read So.Data failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 641 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 642 | } |
| 643 | string filename; |
| 644 | switch (context) { |
| 645 | case 0: |
| 646 | LOG_E("SPDATA not supported"); |
| 647 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 648 | break; |
| 649 | case 1: |
| 650 | filename = getTlDataFilePath(&so->cont.uuid, so->cont.pid); |
| 651 | break; |
| 652 | default: |
| 653 | LOG_E("mcRegistry read So.Data(cid/pid) failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 654 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 655 | } |
| 656 | LOG_I("read DT: %s", filename.c_str()); |
| 657 | |
| 658 | FILE *fs = fopen(filename.c_str(), "rb"); |
| 659 | if (!fs) { |
| 660 | LOG_E("mcRegistry read So.Data(cid/pid) failed: %d", MC_DRV_ERR_INVALID_DEVICE_FILE); |
| 661 | return MC_DRV_ERR_INVALID_DEVICE_FILE; |
| 662 | } |
| 663 | fseek(fs, 0, SEEK_END); |
| 664 | uint32_t filesize = ftell(fs); |
| 665 | if (maxLen < filesize) { |
| 666 | fclose(fs); |
| 667 | LOG_E("mcRegistry read So.Data(cid/pid) failed: %d", MC_DRV_ERR_OUT_OF_RESOURCES); |
| 668 | return MC_DRV_ERR_OUT_OF_RESOURCES; |
| 669 | } |
| 670 | fseek(fs, 0, SEEK_SET); |
| 671 | char *p = (char *) so; |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 672 | if (fread(p, 1, sizeof(mcSoHeader_t), fs) != sizeof(mcSoHeader_t)) |
| 673 | { |
| 674 | fclose(fs); |
| 675 | LOG_E("mcRegistry read So.Data(cid/pid) failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 676 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 677 | } |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 678 | p += sizeof(mcSoHeader_t); |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 679 | if (fread(p, 1, MC_SO_SIZE(so->soHeader.plainLen, |
| 680 | so->soHeader.encryptedLen) |
| 681 | - sizeof(mcSoHeader_t), fs) != |
| 682 | MC_SO_SIZE(so->soHeader.plainLen, so->soHeader.encryptedLen) |
| 683 | - sizeof(mcSoHeader_t)) |
| 684 | { |
| 685 | fclose(fs); |
| 686 | LOG_E("mcRegistry read So.Data(cid/pid) failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 687 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 688 | } |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 689 | fclose(fs); |
| 690 | |
| 691 | return MC_DRV_OK; |
| 692 | } |
| 693 | |
| 694 | |
| 695 | //------------------------------------------------------------------------------ |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 696 | static size_t getFileContent( |
| 697 | const char *pPath, |
| 698 | uint8_t **ppContent) |
| 699 | { |
| 700 | FILE *pStream; |
| 701 | long filesize; |
| 702 | uint8_t *content = NULL; |
| 703 | |
| 704 | /* Open the file */ |
| 705 | pStream = fopen(pPath, "rb"); |
| 706 | if (pStream == NULL) { |
| 707 | LOG_E("Error: Cannot open file: %s.", pPath); |
| 708 | return 0; |
| 709 | } |
| 710 | |
| 711 | if (fseek(pStream, 0L, SEEK_END) != 0) { |
| 712 | LOG_E("Error: Cannot read file: %s.", pPath); |
| 713 | goto error; |
| 714 | } |
| 715 | |
| 716 | filesize = ftell(pStream); |
| 717 | if (filesize < 0) { |
| 718 | LOG_E("Error: Cannot get the file size: %s.", pPath); |
| 719 | goto error; |
| 720 | } |
| 721 | |
| 722 | if (filesize == 0) { |
| 723 | LOG_E("Error: Empty file: %s.", pPath); |
| 724 | goto error; |
| 725 | } |
| 726 | |
| 727 | /* Set the file pointer at the beginning of the file */ |
| 728 | if (fseek(pStream, 0L, SEEK_SET) != 0) { |
| 729 | LOG_E("Error: Cannot read file: %s.", pPath); |
| 730 | goto error; |
| 731 | } |
| 732 | |
| 733 | /* Allocate a buffer for the content */ |
| 734 | content = (uint8_t *)malloc(filesize); |
| 735 | if (content == NULL) { |
| 736 | LOG_E("Error: Cannot read file: Out of memory."); |
| 737 | goto error; |
| 738 | } |
| 739 | |
| 740 | /* Read data from the file into the buffer */ |
| 741 | if (fread(content, (size_t)filesize, 1, pStream) != 1) { |
| 742 | LOG_E("Error: Cannot read file: %s.", pPath); |
| 743 | goto error; |
| 744 | } |
| 745 | |
| 746 | /* Close the file */ |
| 747 | fclose(pStream); |
| 748 | *ppContent = content; |
| 749 | |
| 750 | /* Return number of bytes read */ |
| 751 | return (size_t)filesize; |
| 752 | |
| 753 | error: |
| 754 | if (content != NULL) { |
| 755 | free(content); |
| 756 | } |
| 757 | fclose(pStream); |
| 758 | return 0; |
| 759 | } |
| 760 | |
| 761 | //------------------------------------------------------------------------------ |
| 762 | static bool mcCheckUuid(const mcUuid_t *uuid, const char *filename) |
| 763 | { |
| 764 | uint8_t *pTAData = NULL; |
| 765 | uint32_t nTASize; |
| 766 | bool res; |
| 767 | |
| 768 | nTASize = getFileContent(filename, &pTAData); |
| 769 | if (nTASize == 0) { |
| 770 | LOG_E("err: Trusted Application not found."); |
| 771 | return false; |
| 772 | } |
| 773 | |
| 774 | // Check blob size |
| 775 | if (nTASize < sizeof(mclfHeaderV24_t)) { |
| 776 | free(pTAData); |
| 777 | LOG_E("RegistryStoreTABlob failed - TA blob length is less then header size"); |
| 778 | return false; |
| 779 | } |
| 780 | |
| 781 | mclfHeaderV2_t *header20 = (mclfHeaderV2_t *)pTAData; |
| 782 | |
| 783 | // Check header version |
| 784 | if (header20->intro.version < MC_MAKE_VERSION(2, 4)) { |
| 785 | free(pTAData); |
| 786 | LOG_E("RegistryStoreTABlob failed - TA blob header version is less than 2.4"); |
| 787 | return false; |
| 788 | } |
| 789 | |
| 790 | // Check blob size |
| 791 | if (memcmp(uuid, &header20->uuid, sizeof(mcUuid_t)) == 0) { |
| 792 | res = true; |
| 793 | } else { |
| 794 | res = false; |
| 795 | } |
| 796 | |
| 797 | free(pTAData); |
| 798 | |
| 799 | return res; |
| 800 | } |
| 801 | |
| 802 | //this function deletes all the files owned by a GP TA and stored in the tbase secure storage dir. |
| 803 | //then it deletes GP TA folder. |
| 804 | static int CleanupGPTAStorage(const char *basename) |
| 805 | { |
| 806 | DIR *dp; |
| 807 | struct dirent *de; |
| 808 | int e; |
| 809 | string TAPath = getTlRegistryPath()+"/TbStorage/"+ basename; |
| 810 | |
| 811 | if (NULL != (dp = opendir(TAPath.c_str()))) { |
| 812 | while (NULL != (de = readdir(dp))) { |
| 813 | if (de->d_name[0] != '.') { |
| 814 | string dname = TAPath + "/" + string (de->d_name); |
| 815 | LOG_I("delete DT: %s", dname.c_str()); |
| 816 | if (0 != (e = remove(dname.c_str()))) { |
| 817 | LOG_E("remove UUID-files %s failed! error: %d", dname.c_str(), e); |
| 818 | } |
| 819 | } |
| 820 | } |
| 821 | if (dp) { |
| 822 | closedir(dp); |
| 823 | } |
| 824 | LOG_I("delete dir: %s", TAPath.c_str()); |
| 825 | if (0 != (e = rmdir(TAPath.c_str()))) { |
| 826 | LOG_E("remove UUID-dir failed! errno: %d", e); |
| 827 | return e; |
| 828 | } |
| 829 | } |
| 830 | return MC_DRV_OK; |
| 831 | } |
| 832 | |
| 833 | static void deleteSPTA(const mcUuid_t *uuid, const mcSpid_t spid, bool checkUuid) |
| 834 | { |
| 835 | DIR *dp; |
| 836 | struct dirent *de; |
| 837 | int e; |
| 838 | |
| 839 | // Delete TABIN and SPID files - we loop searching required spid file |
| 840 | string pathname = getRegistryPath(); |
| 841 | if (NULL != (dp = opendir(pathname.c_str()))) { |
| 842 | while (NULL != (de = readdir(dp))) { |
| 843 | string spidFile; |
| 844 | string tabinFile; |
| 845 | string tabinUuid; |
| 846 | size_t pch_dot, pch_slash; |
| 847 | spidFile = pathname + '/' + string(de->d_name); |
| 848 | pch_dot = spidFile.find_last_of('.'); |
| 849 | if (pch_dot == string::npos) continue; |
| 850 | pch_slash = spidFile.find_last_of('/'); |
| 851 | if ((pch_slash != string::npos) && (pch_slash > pch_dot)) continue; |
| 852 | if (spidFile.substr(pch_dot).compare(GP_TA_SPID_FILE_EXT) != 0) continue; |
| 853 | |
| 854 | mcSpid_t curSpid = 0; |
| 855 | |
| 856 | int fd = open(spidFile.c_str(), O_RDONLY); |
| 857 | if (fd != -1) { |
| 858 | if (read(fd, &curSpid, sizeof(mcSpid_t))!=sizeof(mcSpid_t)) { |
| 859 | curSpid = 0; |
| 860 | } |
| 861 | close(fd); |
| 862 | } |
| 863 | if (spid == curSpid) { |
| 864 | tabinFile = spidFile.substr(0, pch_dot) + GP_TA_BIN_FILE_EXT; |
| 865 | if ((!checkUuid)||(mcCheckUuid(uuid, tabinFile.c_str()))) { |
| 866 | tabinUuid = spidFile.substr(0, pch_dot); |
| 867 | if (0 != (e = CleanupGPTAStorage(tabinUuid.c_str()))){ |
| 868 | LOG_E("cleanup TA Storage dir failed! errno: %d", e); |
| 869 | //return MC_DRV_ERR_UNKNOWN; |
| 870 | } |
| 871 | if (0 != (e = remove(tabinFile.c_str()))) { |
| 872 | LOG_E("remove TA file failed! errno: %d", e); |
| 873 | //return MC_DRV_ERR_UNKNOWN; |
| 874 | } |
| 875 | if (0 != (e = remove(spidFile.c_str()))) { |
| 876 | LOG_E("remove SPID file failed! errno: %d", e); |
| 877 | //return MC_DRV_ERR_UNKNOWN; |
| 878 | } |
| 879 | if (checkUuid) break; |
| 880 | } |
| 881 | } |
| 882 | } |
| 883 | if (dp) { |
| 884 | closedir(dp); |
| 885 | } |
| 886 | |
| 887 | } |
| 888 | } |
| 889 | |
| 890 | //------------------------------------------------------------------------------ |
Oana Medvesan | 45c8ea2 | 2013-02-28 13:40:26 +0100 | [diff] [blame] | 891 | mcResult_t mcRegistryCleanupTrustlet(const mcUuid_t *uuid, const mcSpid_t spid) |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 892 | { |
| 893 | DIR *dp; |
| 894 | struct dirent *de; |
| 895 | int e; |
| 896 | |
| 897 | if (NULL == uuid) { |
| 898 | LOG_E("mcRegistry cleanupTrustlet(uuid) failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 899 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 900 | } |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 901 | |
| 902 | // Delete all TA related data |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 903 | string pathname = getTlDataPath(uuid); |
| 904 | if (NULL != (dp = opendir(pathname.c_str()))) { |
| 905 | while (NULL != (de = readdir(dp))) { |
| 906 | if (de->d_name[0] != '.') { |
| 907 | string dname = pathname + "/" + string (de->d_name); |
| 908 | LOG_I("delete DT: %s", dname.c_str()); |
| 909 | if (0 != (e = remove(dname.c_str()))) { |
| 910 | LOG_E("remove UUID-data %s failed! error: %d", dname.c_str(), e); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 911 | } |
| 912 | } |
| 913 | } |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 914 | if (dp) { |
| 915 | closedir(dp); |
| 916 | } |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 917 | LOG_I("delete dir: %s", pathname.c_str()); |
| 918 | if (0 != (e = rmdir(pathname.c_str()))) { |
| 919 | LOG_E("remove UUID-dir failed! errno: %d", e); |
| 920 | return MC_DRV_ERR_UNKNOWN; |
| 921 | } |
| 922 | } |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 923 | |
| 924 | // Delete TA binary with the name uuid.tlbin |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 925 | string tlBinFilePath = getTlBinFilePath(uuid); |
| 926 | LOG_I("delete Tlb: %s", tlBinFilePath.c_str()); |
| 927 | if (0 != (e = remove(tlBinFilePath.c_str()))) { |
| 928 | LOG_E("remove Tlb failed! errno: %d", e); |
| 929 | // return MC_DRV_ERR_UNKNOWN; // a trustlet-binary must not be present ! (registered but not usable) |
| 930 | } |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 931 | |
| 932 | // Delete TABIN and SPID files - we loop searching required spid file |
| 933 | deleteSPTA(uuid,spid,true); |
| 934 | |
Oana Medvesan | 45c8ea2 | 2013-02-28 13:40:26 +0100 | [diff] [blame] | 935 | string tlContFilePath = getTlContFilePath(uuid, spid); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 936 | LOG_I("delete Tlc: %s", tlContFilePath.c_str()); |
| 937 | if (0 != (e = remove(tlContFilePath.c_str()))) { |
| 938 | LOG_E("remove Tlc failed! errno: %d", e); |
| 939 | return MC_DRV_ERR_UNKNOWN; |
| 940 | } |
| 941 | return MC_DRV_OK; |
| 942 | } |
| 943 | |
| 944 | |
| 945 | //------------------------------------------------------------------------------ |
| 946 | mcResult_t mcRegistryCleanupSp(mcSpid_t spid) |
| 947 | { |
| 948 | DIR *dp; |
| 949 | struct dirent *de; |
| 950 | mcResult_t ret; |
| 951 | mcSoSpCont_t data; |
| 952 | uint32_t i, len; |
| 953 | int e; |
| 954 | |
| 955 | if (0 == spid) { |
| 956 | LOG_E("mcRegistry cleanupSP(SpId) failed: %d", MC_DRV_ERR_INVALID_PARAMETER); |
| 957 | return MC_DRV_ERR_INVALID_PARAMETER; |
| 958 | } |
| 959 | len = sizeof(mcSoSpCont_t); |
| 960 | ret = mcRegistryReadSp(spid, &data, &len); |
| 961 | if (MC_DRV_OK != ret || len != sizeof(mcSoSpCont_t)) { |
| 962 | LOG_E("read SP->UUID aborted! Return code: %d", ret); |
| 963 | return ret; |
| 964 | } |
| 965 | for (i = 0; (i < MC_CONT_CHILDREN_COUNT) && (ret == MC_DRV_OK); i++) { |
| 966 | if (0 != strncmp((const char *) & (data.cont.children[i]), (const char *)&MC_UUID_FREE, sizeof(mcUuid_t))) { |
Oana Medvesan | 45c8ea2 | 2013-02-28 13:40:26 +0100 | [diff] [blame] | 967 | ret = mcRegistryCleanupTrustlet(&(data.cont.children[i]), spid); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 968 | } |
| 969 | } |
| 970 | if (MC_DRV_OK != ret) { |
| 971 | LOG_E("delete SP->UUID failed! Return code: %d", ret); |
| 972 | return ret; |
| 973 | } |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 974 | |
| 975 | // Delete remaining TABIN and SPID files |
| 976 | deleteSPTA(NULL,spid,false); |
| 977 | |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 978 | string pathname = getSpDataPath(spid); |
| 979 | |
| 980 | if (NULL != (dp = opendir(pathname.c_str()))) { |
| 981 | while (NULL != (de = readdir(dp))) { |
| 982 | if (de->d_name[0] != '.') { |
| 983 | string dname = pathname + "/" + string (de->d_name); |
| 984 | LOG_I("delete DT: %s", dname.c_str()); |
| 985 | if (0 != (e = remove(dname.c_str()))) { |
| 986 | LOG_E("remove SPID-data %s failed! error: %d", dname.c_str(), e); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 987 | } |
| 988 | } |
| 989 | } |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 990 | if (dp) { |
| 991 | closedir(dp); |
| 992 | } |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 993 | LOG_I("delete dir: %s", pathname.c_str()); |
| 994 | if (0 != (e = rmdir(pathname.c_str()))) { |
| 995 | LOG_E("remove SPID-dir failed! error: %d", e); |
| 996 | return MC_DRV_ERR_UNKNOWN; |
| 997 | } |
| 998 | } |
| 999 | string spContFilePath = getSpContFilePath(spid); |
| 1000 | LOG_I("delete Sp: %s", spContFilePath.c_str()); |
| 1001 | if (0 != (e = remove(spContFilePath.c_str()))) { |
| 1002 | LOG_E("remove SP failed! error: %d", e); |
| 1003 | return MC_DRV_ERR_UNKNOWN; |
| 1004 | } |
| 1005 | return MC_DRV_OK; |
| 1006 | } |
| 1007 | |
| 1008 | |
| 1009 | //------------------------------------------------------------------------------ |
| 1010 | mcResult_t mcRegistryCleanupRoot(void) |
| 1011 | { |
| 1012 | mcResult_t ret; |
| 1013 | mcSoRootCont_t data; |
| 1014 | uint32_t i, len; |
| 1015 | int e; |
| 1016 | len = sizeof(mcSoRootCont_t); |
| 1017 | ret = mcRegistryReadRoot(&data, &len); |
| 1018 | if (MC_DRV_OK != ret || len != sizeof(mcSoRootCont_t)) { |
| 1019 | LOG_E("read Root aborted! Return code: %d", ret); |
| 1020 | return ret; |
| 1021 | } |
| 1022 | for (i = 0; (i < MC_CONT_CHILDREN_COUNT) && (ret == MC_DRV_OK); i++) { |
| 1023 | mcSpid_t spid = data.cont.children[i]; |
| 1024 | if (spid != MC_SPID_FREE) { |
| 1025 | ret = mcRegistryCleanupSp(spid); |
| 1026 | if (MC_DRV_OK != ret) { |
| 1027 | LOG_E("Cleanup SP failed! Return code: %d", ret); |
| 1028 | return ret; |
| 1029 | } |
| 1030 | } |
| 1031 | } |
| 1032 | |
| 1033 | string rootContFilePath = getRootContFilePath(); |
| 1034 | LOG_I("Delete root: %s", rootContFilePath.c_str()); |
| 1035 | if (0 != (e = remove(rootContFilePath.c_str()))) { |
| 1036 | LOG_E("Delete root failed! error: %d", e); |
| 1037 | return MC_DRV_ERR_UNKNOWN; |
| 1038 | } |
| 1039 | return MC_DRV_OK; |
| 1040 | } |
| 1041 | |
| 1042 | //------------------------------------------------------------------------------ |
Oana Medvesan | 45c8ea2 | 2013-02-28 13:40:26 +0100 | [diff] [blame] | 1043 | regObject_t *mcRegistryMemGetServiceBlob(mcSpid_t spid, void *trustlet, uint32_t tlSize) |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1044 | { |
| 1045 | regObject_t *regobj = NULL; |
| 1046 | |
| 1047 | // Ensure that a UUID is provided. |
| 1048 | if (NULL == trustlet) { |
| 1049 | LOG_E("No trustlet buffer given"); |
| 1050 | return NULL; |
| 1051 | } |
| 1052 | |
| 1053 | // Check service blob size. |
| 1054 | if (tlSize > MAX_TL_SIZE ) { |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 1055 | LOG_E("mcRegistryMemGetServiceBlob() failed: service blob too big: %d", tlSize); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1056 | return NULL; |
| 1057 | } |
| 1058 | |
| 1059 | mclfIntro_t *pIntro = (mclfIntro_t *)trustlet; |
| 1060 | // Check TL magic value. |
| 1061 | if (pIntro->magic != MC_SERVICE_HEADER_MAGIC_BE) { |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 1062 | LOG_E("mcRegistryMemGetServiceBlob() failed: wrong header magic value: %d", pIntro->magic); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1063 | return NULL; |
| 1064 | } |
| 1065 | |
| 1066 | // Get service type. |
| 1067 | mclfHeaderV2_t *pHeader = (mclfHeaderV2_t *)trustlet; |
| 1068 | #ifndef NDEBUG |
| 1069 | { |
| 1070 | const char *service_types[] = { |
| 1071 | "illegal", "Driver", "Trustlet", "System Trustlet" |
| 1072 | }; |
| 1073 | int serviceType_safe = pHeader->serviceType > SERVICE_TYPE_SYSTEM_TRUSTLET ? SERVICE_TYPE_ILLEGAL : pHeader->serviceType; |
| 1074 | LOG_I(" Service is a %s (service type %d)", service_types[serviceType_safe], pHeader->serviceType); |
| 1075 | } |
| 1076 | #endif |
| 1077 | |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 1078 | LOG_I(" Trustlet text %u data %u ", pHeader->text.len, pHeader->data.len); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1079 | |
| 1080 | // If loadable driver or system trustlet. |
| 1081 | if (pHeader->serviceType == SERVICE_TYPE_DRIVER || pHeader->serviceType == SERVICE_TYPE_SYSTEM_TRUSTLET) { |
| 1082 | // Take trustlet blob 'as is'. |
| 1083 | if (NULL == (regobj = (regObject_t *) (malloc(sizeof(regObject_t) + tlSize)))) { |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 1084 | LOG_E("mcRegistryMemGetServiceBlob() failed: Out of memory"); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1085 | return NULL; |
| 1086 | } |
| 1087 | regobj->len = tlSize; |
| 1088 | regobj->tlStartOffset = 0; |
| 1089 | memcpy((char *)regobj->value, trustlet, tlSize); |
| 1090 | // If user trustlet. |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 1091 | } else if (pHeader->serviceType == SERVICE_TYPE_SP_TRUSTLET) { |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1092 | // Take trustlet blob and append root, sp, and tl container. |
| 1093 | size_t regObjValueSize = tlSize + sizeof(mcBlobLenInfo_t) + 3 * MAX_SO_CONT_SIZE; |
| 1094 | |
| 1095 | // Prepare registry object. |
| 1096 | if (NULL == (regobj = (regObject_t *) malloc(sizeof(regObject_t) + regObjValueSize))) { |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 1097 | LOG_E("mcRegistryMemGetServiceBlob() failed: Out of memory"); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1098 | return NULL; |
| 1099 | } |
| 1100 | regobj->len = regObjValueSize; |
| 1101 | regobj->tlStartOffset = sizeof(mcBlobLenInfo_t); |
| 1102 | uint8_t *p = regobj->value; |
| 1103 | |
| 1104 | // Reserve space for the blob length structure |
| 1105 | mcBlobLenInfo_ptr lenInfo = (mcBlobLenInfo_ptr)p; |
| 1106 | lenInfo->magic = MC_TLBLOBLEN_MAGIC; |
| 1107 | p += sizeof(mcBlobLenInfo_t); |
| 1108 | // Fill in trustlet blob after the len info |
| 1109 | memcpy(p, trustlet, tlSize); |
| 1110 | p += tlSize; |
| 1111 | |
Oana Medvesan | 45c8ea2 | 2013-02-28 13:40:26 +0100 | [diff] [blame] | 1112 | // Final registry object value looks like this: |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1113 | // |
| 1114 | // +---------------+---------------------------+-----------+---------+---------+ |
| 1115 | // | Blob Len Info | TL-Header TL-Code TL-Data | Root Cont | SP Cont | TL Cont | |
| 1116 | // +---------------+---------------------------+-----------+-------------------+ |
| 1117 | // /------ Trustlet BLOB ------/ |
| 1118 | // |
| 1119 | // /------------------ regobj->header.len -------------------------------------/ |
| 1120 | |
| 1121 | // start at the end of the trustlet blob |
| 1122 | mcResult_t ret; |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1123 | do { |
| 1124 | uint32_t soTltContSize = MAX_SO_CONT_SIZE; |
| 1125 | uint32_t len; |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 1126 | |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1127 | // Fill in root container. |
| 1128 | len = sizeof(mcSoRootCont_t); |
| 1129 | if (MC_DRV_OK != (ret = mcRegistryReadRoot(p, &len))) { |
| 1130 | break; |
| 1131 | } |
| 1132 | lenInfo->rootContBlobSize = len; |
| 1133 | p += len; |
| 1134 | |
| 1135 | // Fill in SP container. |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1136 | len = sizeof(mcSoSpCont_t); |
| 1137 | if (MC_DRV_OK != (ret = mcRegistryReadSp(spid, p, &len))) { |
| 1138 | break; |
| 1139 | } |
| 1140 | lenInfo->spContBlobSize = len; |
| 1141 | p += len; |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 1142 | |
Oana Medvesan | 45c8ea2 | 2013-02-28 13:40:26 +0100 | [diff] [blame] | 1143 | // Fill in TLT Container |
| 1144 | // We know exactly how much space is left in the buffer |
| 1145 | soTltContSize = regObjValueSize - tlSize + sizeof(mcBlobLenInfo_t) |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 1146 | - lenInfo->spContBlobSize - lenInfo->rootContBlobSize; |
Oana Medvesan | 45c8ea2 | 2013-02-28 13:40:26 +0100 | [diff] [blame] | 1147 | if (MC_DRV_OK != (ret = mcRegistryReadTrustletCon(&pHeader->uuid, spid, p, &soTltContSize))) { |
| 1148 | break; |
| 1149 | } |
| 1150 | lenInfo->tlContBlobSize = soTltContSize; |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 1151 | LOG_I(" Trustlet container %u bytes loaded", soTltContSize); |
Oana Medvesan | 45c8ea2 | 2013-02-28 13:40:26 +0100 | [diff] [blame] | 1152 | // Depending on the trustlet container size we decide which structure to use |
| 1153 | // Unfortunate design but it should have to do for now |
| 1154 | if (soTltContSize == sizeof(mcSoTltCont_2_0_t)) { |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 1155 | LOG_I(" Using 2.0 trustlet container"); |
| 1156 | } else if (soTltContSize == sizeof(mcSoTltCont_2_1_t)) { |
| 1157 | LOG_I(" Using 2.1 trustlet container"); |
| 1158 | } else { |
Oana Medvesan | 45c8ea2 | 2013-02-28 13:40:26 +0100 | [diff] [blame] | 1159 | LOG_E("Trustlet container has unknown size"); |
| 1160 | break; |
| 1161 | } |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1162 | } while (false); |
| 1163 | |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1164 | if (MC_DRV_OK != ret) { |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 1165 | LOG_E("mcRegistryMemGetServiceBlob() failed: Error code: %d", ret); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1166 | free(regobj); |
| 1167 | return NULL; |
| 1168 | } |
| 1169 | // Now we know the sizes for all containers so set the correct size |
| 1170 | regobj->len = sizeof(mcBlobLenInfo_t) + tlSize + |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 1171 | lenInfo->rootContBlobSize + |
| 1172 | lenInfo->spContBlobSize + |
| 1173 | lenInfo->tlContBlobSize; |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1174 | // Any other service type. |
| 1175 | } else { |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 1176 | LOG_E("mcRegistryMemGetServiceBlob() failed: Unsupported service type %u", pHeader->serviceType); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1177 | } |
| 1178 | return regobj; |
| 1179 | } |
| 1180 | |
| 1181 | |
| 1182 | //------------------------------------------------------------------------------ |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 1183 | regObject_t *mcRegistryFileGetServiceBlob(const char *trustlet, mcSpid_t spid) |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1184 | { |
| 1185 | struct stat sb; |
| 1186 | regObject_t *regobj = NULL; |
| 1187 | void *buffer; |
| 1188 | |
| 1189 | // Ensure that a file name is provided. |
| 1190 | if (trustlet == NULL) { |
| 1191 | LOG_E("No file given"); |
| 1192 | return NULL; |
| 1193 | } |
| 1194 | |
| 1195 | int fd = open(trustlet, O_RDONLY); |
| 1196 | if (fd == -1) { |
| 1197 | LOG_E("Cannot open %s", trustlet); |
| 1198 | return NULL; |
| 1199 | } |
| 1200 | |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 1201 | if (fstat(fd, &sb) == -1) { |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 1202 | LOG_E("mcRegistryFileGetServiceBlob() failed: Cound't get file size"); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1203 | goto error; |
| 1204 | } |
| 1205 | |
| 1206 | buffer = mmap(NULL, sb.st_size, PROT_READ, MAP_PRIVATE, fd, 0); |
| 1207 | if (buffer == MAP_FAILED) { |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 1208 | LOG_E("mcRegistryFileGetServiceBlob(): Failed to map file to memory"); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1209 | goto error; |
| 1210 | } |
| 1211 | |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 1212 | regobj = mcRegistryMemGetServiceBlob(spid, buffer, sb.st_size); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1213 | |
| 1214 | // We don't actually care if either of them fails but should still print warnings |
| 1215 | if (munmap(buffer, sb.st_size)) { |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 1216 | LOG_E("mcRegistryFileGetServiceBlob(): Failed to unmap memory"); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1217 | } |
| 1218 | |
| 1219 | error: |
| 1220 | if (close(fd)) { |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 1221 | LOG_E("mcRegistryFileGetServiceBlob(): Failed to close file %s", trustlet); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1222 | } |
| 1223 | |
| 1224 | return regobj; |
| 1225 | } |
| 1226 | |
| 1227 | |
| 1228 | //------------------------------------------------------------------------------ |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 1229 | regObject_t *mcRegistryGetServiceBlob(const mcUuid_t *uuid, bool isGpUuid) |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1230 | { |
| 1231 | // Ensure that a UUID is provided. |
| 1232 | if (NULL == uuid) { |
| 1233 | LOG_E("No UUID given"); |
| 1234 | return NULL; |
| 1235 | } |
| 1236 | |
| 1237 | // Open service blob file. |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 1238 | string tlBinFilePath; |
| 1239 | if (isGpUuid) { |
| 1240 | tlBinFilePath = getTABinFilePath(uuid); |
| 1241 | } else { |
| 1242 | tlBinFilePath = getTlBinFilePath(uuid); |
| 1243 | } |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 1244 | LOG_I("Loading %s", tlBinFilePath.c_str()); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1245 | |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 1246 | mcSpid_t spid = 0; |
| 1247 | if (isGpUuid) { |
| 1248 | string taspidFilePath = getTASpidFilePath(uuid); |
| 1249 | int fd = open(taspidFilePath.c_str(), O_RDONLY); |
| 1250 | if (fd == -1) { |
| 1251 | // This can be ok for System TAs |
| 1252 | //LOG_ERRNO("open"); |
| 1253 | //LOG_E("Cannot open %s", taspidFilePath.c_str()); |
| 1254 | //return NULL; |
| 1255 | } else { |
| 1256 | if (read(fd, &spid, sizeof(mcSpid_t))!=sizeof(mcSpid_t)) { |
| 1257 | close(fd); |
| 1258 | return NULL; |
| 1259 | } |
| 1260 | close(fd); |
| 1261 | } |
| 1262 | } |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1263 | |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 1264 | return mcRegistryFileGetServiceBlob(tlBinFilePath.c_str(), spid); |
| 1265 | } |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 1266 | |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1267 | //------------------------------------------------------------------------------ |
| 1268 | regObject_t *mcRegistryGetDriverBlob(const char *filename) |
| 1269 | { |
Oana Medvesan | 8dfbf01 | 2013-12-20 15:40:49 +0100 | [diff] [blame] | 1270 | regObject_t *regobj = mcRegistryFileGetServiceBlob(filename, 0); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1271 | |
| 1272 | if (regobj == NULL) { |
| 1273 | LOG_E("mcRegistryGetDriverBlob() failed"); |
| 1274 | return NULL; |
| 1275 | } |
| 1276 | |
| 1277 | // Get service type. |
| 1278 | mclfHeaderV2_t *pHeader = (mclfHeaderV2_t *)regobj->value; |
| 1279 | |
| 1280 | // If file is not a driver we are not interested |
| 1281 | if (pHeader->serviceType != SERVICE_TYPE_DRIVER) { |
Oana Medvesan | 74024a1 | 2013-07-04 14:49:22 +0200 | [diff] [blame] | 1282 | LOG_E("mcRegistryGetDriverBlob() failed: Unsupported service type %u", pHeader->serviceType); |
Oana Medvesan | edfb720 | 2013-02-06 21:58:30 +0100 | [diff] [blame] | 1283 | pHeader = NULL; |
| 1284 | free(regobj); |
| 1285 | regobj = NULL; |
| 1286 | } |
| 1287 | |
| 1288 | return regobj; |
| 1289 | } |
| 1290 | |
| 1291 | /** @} */ |