The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2007 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | /** |
| 18 | * @file drm1_jni.c |
| 19 | * |
| 20 | * This file implement the Java Native Interface |
| 21 | * for supporting OMA DRM 1.0 |
| 22 | */ |
| 23 | |
| 24 | #include <jni/drm1_jni.h> |
| 25 | #include <objmng/svc_drm.h> |
| 26 | #include "log.h" |
| 27 | |
| 28 | |
| 29 | #define MS_PER_SECOND 1000 /* Milliseconds per second */ |
| 30 | #define MS_PER_MINUTE 60 * MS_PER_SECOND /* Milliseconds per minute */ |
| 31 | #define MS_PER_HOUR 60 * MS_PER_MINUTE /* Milliseconds per hour */ |
| 32 | #define MS_PER_DAY 24 * MS_PER_HOUR /* Milliseconds per day */ |
| 33 | |
| 34 | #define SECONDS_PER_MINUTE 60 /* Seconds per minute*/ |
| 35 | #define SECONDS_PER_HOUR 60 * SECONDS_PER_MINUTE /* Seconds per hour */ |
| 36 | #define SECONDS_PER_DAY 24 * SECONDS_PER_HOUR /* Seconds per day */ |
| 37 | |
| 38 | #define DAY_PER_MONTH 30 /* Days per month */ |
| 39 | #define DAY_PER_YEAR 365 /* Days per year */ |
| 40 | |
| 41 | /** Nonzero if 'y' is a leap year, else zero. */ |
| 42 | #define leap(y) (((y) % 4 == 0 && (y) % 100 != 0) || (y) % 400 == 0) |
| 43 | |
| 44 | /** Number of leap years from 1970 to 'y' (not including 'y' itself). */ |
| 45 | #define nleap(y) (((y) - 1969) / 4 - ((y) - 1901) / 100 + ((y) - 1601) / 400) |
| 46 | |
| 47 | /** Accumulated number of days from 01-Jan up to start of current month. */ |
| 48 | static const int32_t ydays[] = { |
| 49 | 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334 |
| 50 | }; |
| 51 | |
| 52 | #define int64_const(s) (s) |
| 53 | #define int64_add(dst, s1, s2) ((void)((dst) = (s1) + (s2))) |
| 54 | #define int64_mul(dst, s1, s2) ((void)((dst) = (int64_t)(s1) * (int64_t)(s2))) |
| 55 | |
| 56 | /** |
| 57 | * DRM data structure |
| 58 | */ |
| 59 | typedef struct _DrmData { |
| 60 | /** |
| 61 | * The id of the DRM content. |
| 62 | */ |
| 63 | int32_t id; |
| 64 | |
| 65 | /** |
| 66 | * The pointer of JNI interface. |
| 67 | */ |
| 68 | JNIEnv* env; |
| 69 | |
| 70 | /** |
| 71 | * The pointer of DRM raw content InputStream object. |
| 72 | */ |
| 73 | jobject* pInData; |
| 74 | |
| 75 | /** |
| 76 | * The len of the InputStream object. |
| 77 | */ |
| 78 | int32_t len; |
| 79 | |
| 80 | /** |
| 81 | * The next DRM data. |
| 82 | */ |
| 83 | struct _DrmData *next; |
| 84 | } DrmData; |
| 85 | |
| 86 | /** The table to hold all the DRM data. */ |
| 87 | static DrmData *drmTable = NULL; |
| 88 | |
| 89 | /** |
| 90 | * Allocate a new item of DrmData. |
| 91 | * |
| 92 | * \return a pointer to a DrmData item if allocate successfully, |
| 93 | * otherwise return NULL |
| 94 | */ |
| 95 | static DrmData * newItem(void) |
| 96 | { |
| 97 | DrmData *d = (DrmData *)malloc(sizeof(DrmData)); |
| 98 | |
| 99 | if (d != NULL) { |
| 100 | d->id = -1; |
| 101 | d->next = NULL; |
| 102 | } |
| 103 | |
| 104 | return d; |
| 105 | } |
| 106 | |
| 107 | /** |
| 108 | * Free the memory of the specified DrmData item <code>d</code>. |
| 109 | * |
| 110 | * \param d - a pointer to DrmData |
| 111 | */ |
| 112 | static void freeItem(DrmData *d) |
| 113 | { |
| 114 | assert(d != NULL); |
| 115 | |
| 116 | free(d); |
| 117 | } |
| 118 | |
| 119 | /** |
| 120 | * Insert a DrmData item with given <code>name</code> into the head of |
| 121 | * the DrmData list. |
| 122 | * |
| 123 | * @param d - the pointer of the JNI interface |
| 124 | * @param pInData - the pointer of the DRM content InputStream object. |
| 125 | * |
| 126 | * @return <code>JNI_DRM_SUCCESS</code> if insert successfully, otherwise |
| 127 | * return <code>JNI_DRM_FAILURE</code> |
| 128 | */ |
| 129 | static int32_t addItem(DrmData* d) |
| 130 | { |
| 131 | if (NULL == d) |
| 132 | return JNI_DRM_FAILURE; |
| 133 | |
| 134 | if (NULL == drmTable) { |
| 135 | drmTable = d; |
| 136 | return JNI_DRM_SUCCESS; |
| 137 | } |
| 138 | |
| 139 | d->next = drmTable; |
| 140 | drmTable = d; |
| 141 | |
| 142 | return JNI_DRM_SUCCESS; |
| 143 | } |
| 144 | |
| 145 | /** |
| 146 | * Get the item from the DrmData list by the specified <code> |
| 147 | * id</code>. |
| 148 | * |
| 149 | * @param p - the pointer of the DRM content InputStream object. |
| 150 | * |
| 151 | * @return a pointer to the DrmData item if find it successfuly, |
| 152 | * otherwise return NULL |
| 153 | */ |
| 154 | static DrmData * getItem(int32_t id) |
| 155 | { |
| 156 | DrmData *d; |
| 157 | |
| 158 | if (NULL == drmTable) |
| 159 | return NULL; |
| 160 | |
| 161 | for (d = drmTable; d != NULL; d = d->next) { |
| 162 | if (id == d->id) |
| 163 | return d; |
| 164 | } |
| 165 | |
| 166 | return NULL; |
| 167 | } |
| 168 | |
| 169 | /** |
| 170 | * Remove the specified DrmData item <code>d</code>. |
| 171 | * |
| 172 | * @param p - the pointer of the DRM content InputStream object. |
| 173 | * |
| 174 | * @return <code>JNI_DRM_SUCCESS</code> if remove successfuly, |
| 175 | * otherwise return <code>JNI_DRM_FAILURE</code> |
| 176 | */ |
| 177 | static int32_t removeItem(int32_t id) |
| 178 | { |
| 179 | DrmData *curItem, *preItem, *dstItem; |
| 180 | |
| 181 | if (NULL == drmTable) |
| 182 | return JNI_DRM_FAILURE; |
| 183 | |
| 184 | preItem = NULL; |
| 185 | for (curItem = drmTable; curItem != NULL; curItem = curItem->next) { |
| 186 | if (id == curItem->id) { |
| 187 | if (curItem == drmTable) |
| 188 | drmTable = curItem->next; |
| 189 | else |
| 190 | preItem->next = curItem->next; |
| 191 | |
| 192 | freeItem(curItem); |
| 193 | |
| 194 | return JNI_DRM_SUCCESS; |
| 195 | } |
| 196 | |
| 197 | preItem = curItem; |
| 198 | } |
| 199 | |
| 200 | return JNI_DRM_FAILURE; |
| 201 | } |
| 202 | |
| 203 | |
| 204 | static int32_t getInputStreamDataLength(int32_t handle) |
| 205 | { |
| 206 | JNIEnv* env; |
| 207 | jobject* pInputStream; |
| 208 | int32_t len; |
| 209 | DrmData* p; |
| 210 | jclass cls; |
| 211 | jmethodID mid; |
| 212 | |
| 213 | p = (DrmData *)handle; |
| 214 | |
| 215 | if (NULL == p) |
| 216 | return 0; |
| 217 | |
| 218 | env = p->env; |
| 219 | pInputStream = p->pInData; |
| 220 | len = p->len; |
| 221 | |
| 222 | if (NULL == env || p->len <= 0 || NULL == pInputStream) |
| 223 | return 0; |
| 224 | |
| 225 | /* check the original InputStream is available or not */ |
| 226 | cls = (*env)->GetObjectClass(env, *pInputStream); |
| 227 | mid = (*env)->GetMethodID(env, cls, "available", "()I"); |
| 228 | (*env)->DeleteLocalRef(env, cls); |
| 229 | |
| 230 | if (NULL == mid) |
| 231 | return 0; |
| 232 | |
| 233 | if (0 > (*env)->CallIntMethod(env, *pInputStream, mid)) |
| 234 | return 0; |
| 235 | |
| 236 | return len; |
| 237 | } |
| 238 | |
| 239 | static int32_t readInputStreamData(int32_t handle, uint8_t* buf, int32_t bufLen) |
| 240 | { |
| 241 | JNIEnv* env; |
| 242 | jobject* pInputStream; |
| 243 | int32_t len; |
| 244 | DrmData* p; |
| 245 | jclass cls; |
| 246 | jmethodID mid; |
| 247 | jbyteArray tmp; |
| 248 | int tmpLen; |
| 249 | jbyte* pNativeBuf; |
| 250 | |
| 251 | p = (DrmData *)handle; |
| 252 | |
| 253 | if (NULL == p || NULL == buf || bufLen <- 0) |
| 254 | return 0; |
| 255 | |
| 256 | env = p->env; |
| 257 | pInputStream = p->pInData; |
| 258 | len = p->len; |
| 259 | |
| 260 | if (NULL == env || p->len <= 0 || NULL == pInputStream) |
| 261 | return 0; |
| 262 | |
| 263 | cls = (*env)->GetObjectClass(env, *pInputStream); |
| 264 | mid = (*env)->GetMethodID(env, cls, "read", "([BII)I"); |
| 265 | tmp = (*env)->NewByteArray(env, bufLen); |
| 266 | bufLen = (*env)->CallIntMethod(env, *pInputStream, mid, tmp, 0, bufLen); |
| 267 | |
| 268 | (*env)->DeleteLocalRef(env, cls); |
| 269 | |
| 270 | if (-1 == bufLen) |
| 271 | return -1; |
| 272 | |
| 273 | pNativeBuf = (*env)->GetByteArrayElements(env, tmp, NULL); |
| 274 | memcpy(buf, pNativeBuf, bufLen); |
| 275 | (*env)->ReleaseByteArrayElements(env, tmp, pNativeBuf, 0); |
| 276 | (*env)->DeleteLocalRef(env, tmp); |
| 277 | |
| 278 | return bufLen; |
| 279 | } |
| 280 | |
| 281 | static const T_DRM_Rights_Info_Node *searchRightsObject(const jbyte* roId, const T_DRM_Rights_Info_Node* pRightsList) |
| 282 | { |
| 283 | const T_DRM_Rights_Info_Node *pTmp; |
| 284 | |
| 285 | if (NULL == roId || NULL == pRightsList) |
| 286 | return NULL; |
| 287 | |
| 288 | pTmp = pRightsList; |
| 289 | |
| 290 | while (NULL != pTmp) { |
| 291 | if(0 == strcmp((char *)roId, (char *)pTmp->roInfo.roId)) |
| 292 | break; |
| 293 | pTmp = pTmp->next; |
| 294 | } |
| 295 | |
| 296 | return pTmp; |
| 297 | } |
| 298 | |
| 299 | /** |
| 300 | * Returns the difference in seconds between the given GMT time |
| 301 | * and 1970-01-01 00:00:00 GMT. |
| 302 | * |
| 303 | * \param year the year (since 1970) |
| 304 | * \param month the month (1 - 12) |
| 305 | * \param day the day (1 - 31) |
| 306 | * \param hour the hour (0 - 23) |
| 307 | * \param minute the minute (0 - 59) |
| 308 | * \param second the second (0 - 59) |
| 309 | * |
| 310 | * \return the difference in seconds between the given GMT time |
| 311 | * and 1970-01-01 00:00:00 GMT. |
| 312 | */ |
| 313 | static int64_t mkgmtime( |
| 314 | uint32_t year, uint32_t month, uint32_t day, |
| 315 | uint32_t hour, uint32_t minute, uint32_t second) |
| 316 | { |
| 317 | int64_t result; |
| 318 | |
| 319 | /* |
| 320 | * FIXME: It does not check whether the specified days |
| 321 | * is valid based on the specified months. |
| 322 | */ |
| 323 | assert(year >= 1970 |
| 324 | && month > 0 && month <= 12 |
| 325 | && day > 0 && day <= 31 |
| 326 | && hour < 24 && minute < 60 |
| 327 | && second < 60); |
| 328 | |
| 329 | /* Set 'day' to the number of days into the year. */ |
| 330 | day += ydays[month - 1] + (month > 2 && leap (year)) - 1; |
| 331 | |
| 332 | /* Now calculate 'day' to the number of days since Jan 1, 1970. */ |
| 333 | day = day + 365 * (year - 1970) + nleap(year); |
| 334 | |
| 335 | int64_mul(result, int64_const(day), int64_const(SECONDS_PER_DAY)); |
| 336 | int64_add(result, result, int64_const( |
| 337 | SECONDS_PER_HOUR * hour + SECONDS_PER_MINUTE * minute + second)); |
| 338 | |
| 339 | return result; |
| 340 | } |
| 341 | |
| 342 | /** |
| 343 | * Compute the milliseconds by the specified <code>date</code> |
| 344 | * and <code>time</code>. |
| 345 | * |
| 346 | * @param date - the specified date, |
| 347 | * <code>date = year * 10000 + month * 100 + day</code> |
| 348 | * @param time - the specified time, |
| 349 | * <code>time = hour * 10000 + minute * 100 + second</code> |
| 350 | * |
| 351 | * @return the related milliseconds |
| 352 | */ |
| 353 | static int64_t computeTime(int32_t date, int32_t time) |
| 354 | { |
| 355 | int32_t year, month, day, hour, minute, second; |
| 356 | |
| 357 | year = date / 10000; |
| 358 | month = (date / 100) % 100; |
| 359 | day = date % 100; |
| 360 | hour = time / 10000; |
| 361 | minute = (time / 100) % 100; |
| 362 | second = time % 100; |
| 363 | |
| 364 | /* Adjust the invalid parameters. */ |
| 365 | if (year < 1970) year = 1970; |
| 366 | if (month < 1) month = 1; |
| 367 | if (month > 12) month = 12; |
| 368 | if (day < 1) day = 1; |
| 369 | if (day > 31) day = 31; |
| 370 | if (hour < 0) hour = 0; |
| 371 | if (hour > 23) hour = 23; |
| 372 | if (minute < 0) minute = 0; |
| 373 | if (minute > 59) minute = 59; |
| 374 | if (second < 0) second = 0; |
| 375 | if (second > 59) second = 59; |
| 376 | |
| 377 | return mkgmtime(year, month, day, hour, minute, second) * 1000; |
| 378 | } |
| 379 | |
| 380 | /** |
| 381 | * Compute the milliseconds by the specified <code>date</code> |
| 382 | * and <code>time</code>. |
| 383 | * Note that here we always treat 1 year as 365 days and 1 month as 30 days |
| 384 | * that is not precise. But it should not be a problem since OMA DRM 2.0 |
| 385 | * already restricts the interval representation to be day-based, |
| 386 | * i.e. there will not be an interval with year or month any more in the |
| 387 | * future. |
| 388 | * |
| 389 | * @param date - the specified date, |
| 390 | * <code>date = year * 10000 + month * 100 + day</code> |
| 391 | * @param time - the specified time, |
| 392 | * <code>time = hour * 10000 + minute * 100 + second</code> |
| 393 | * |
| 394 | * @return the related milliseconds |
| 395 | */ |
| 396 | static int64_t computeInterval(int32_t date, int32_t time) |
| 397 | { |
| 398 | int32_t year, month, day, hour, minute, second; |
| 399 | int64_t milliseconds; |
| 400 | |
| 401 | year = date / 10000; |
| 402 | month = (date / 100) % 100; |
| 403 | day = date % 100; |
| 404 | hour = time / 10000; |
| 405 | minute = (time / 100) % 100; |
| 406 | second = time % 100; |
| 407 | |
| 408 | /* milliseconds = ((((year * 365 + month * 30 + day) * 24 |
| 409 | * + hour) * 60 + minute) * 60 + second) * 1000; |
| 410 | */ |
| 411 | int64_mul(milliseconds, |
| 412 | int64_const(year * DAY_PER_YEAR + month * DAY_PER_MONTH + day), |
| 413 | int64_const(MS_PER_DAY)); |
| 414 | int64_add(milliseconds, milliseconds, |
| 415 | int64_const(hour * MS_PER_HOUR + minute * MS_PER_MINUTE + |
| 416 | second * MS_PER_SECOND)); |
| 417 | |
| 418 | return milliseconds; |
| 419 | } |
| 420 | |
| 421 | static jint getObjectIntField(JNIEnv * env, jobject obj, const char *name, jint * value) |
| 422 | { |
| 423 | jclass clazz; |
| 424 | jfieldID field; |
| 425 | |
| 426 | clazz = (*env)->GetObjectClass(env, obj); |
| 427 | if (NULL == clazz) |
| 428 | return JNI_DRM_FAILURE; |
| 429 | |
| 430 | field = (*env)->GetFieldID(env, clazz, name, "I"); |
| 431 | (*env)->DeleteLocalRef(env, clazz); |
| 432 | |
| 433 | if (NULL == field) |
| 434 | return JNI_DRM_FAILURE; |
| 435 | |
| 436 | *value = (*env)->GetIntField(env, obj, field); |
| 437 | |
| 438 | return JNI_DRM_SUCCESS; |
| 439 | } |
| 440 | |
| 441 | static jint setObjectIntField(JNIEnv * env, jobject obj, const char *name, jint value) |
| 442 | { |
| 443 | jclass clazz; |
| 444 | jfieldID field; |
| 445 | |
| 446 | clazz = (*env)->GetObjectClass(env, obj); |
| 447 | if (NULL == clazz) |
| 448 | return JNI_DRM_FAILURE; |
| 449 | |
| 450 | field = (*env)->GetFieldID(env, clazz, name, "I"); |
| 451 | (*env)->DeleteLocalRef(env, clazz); |
| 452 | |
| 453 | if (NULL == field) |
| 454 | return JNI_DRM_FAILURE; |
| 455 | |
| 456 | (*env)->SetIntField(env, obj, field, value); |
| 457 | |
| 458 | return JNI_DRM_SUCCESS; |
| 459 | } |
| 460 | |
| 461 | static jint setObjectLongField(JNIEnv * env, jobject obj, const char *name, jlong value) |
| 462 | { |
| 463 | jclass clazz; |
| 464 | jfieldID field; |
| 465 | |
| 466 | clazz = (*env)->GetObjectClass(env, obj); |
| 467 | if (NULL == clazz) |
| 468 | return JNI_DRM_FAILURE; |
| 469 | |
| 470 | field = (*env)->GetFieldID(env, clazz, name, "J"); |
| 471 | (*env)->DeleteLocalRef(env, clazz); |
| 472 | |
| 473 | if (NULL == field) |
| 474 | return JNI_DRM_FAILURE; |
| 475 | |
| 476 | (*env)->SetLongField(env, obj, field, value); |
| 477 | |
| 478 | return JNI_DRM_SUCCESS; |
| 479 | } |
| 480 | |
| 481 | static jint setConstraintFields(JNIEnv * env, jobject constraint, T_DRM_Constraint_Info * pConstraint) |
| 482 | { |
| 483 | /* if no this permission */ |
| 484 | if (pConstraint->indicator == (uint8_t)DRM_NO_RIGHTS) { |
| 485 | if (JNI_DRM_FAILURE == setObjectIntField(env, constraint, "count", 0)) |
| 486 | return JNI_DRM_FAILURE; |
| 487 | |
| 488 | return JNI_DRM_SUCCESS; |
| 489 | } |
| 490 | |
| 491 | /* set count field */ |
| 492 | if (pConstraint->indicator & DRM_COUNT_CONSTRAINT) { |
| 493 | if (JNI_DRM_FAILURE == setObjectIntField(env, constraint, "count", pConstraint->count)) |
| 494 | return JNI_DRM_FAILURE; |
| 495 | } |
| 496 | |
| 497 | /* set start time field */ |
| 498 | if (pConstraint->indicator & DRM_START_TIME_CONSTRAINT) { |
| 499 | int64_t startTime; |
| 500 | |
| 501 | startTime = computeTime(pConstraint->startDate, pConstraint->startTime); |
| 502 | |
| 503 | if (JNI_DRM_FAILURE == setObjectLongField(env, constraint, "startDate", startTime)) |
| 504 | return JNI_DRM_FAILURE; |
| 505 | } |
| 506 | |
| 507 | /* set end time field */ |
| 508 | if (pConstraint->indicator & DRM_END_TIME_CONSTRAINT) { |
| 509 | int64_t endTime; |
| 510 | |
| 511 | endTime = computeTime(pConstraint->endDate, pConstraint->endTime); |
| 512 | |
| 513 | if (JNI_DRM_FAILURE == setObjectLongField(env, constraint, "endDate", endTime)) |
| 514 | return JNI_DRM_FAILURE; |
| 515 | } |
| 516 | |
| 517 | /* set interval field */ |
| 518 | if (pConstraint->indicator & DRM_INTERVAL_CONSTRAINT) { |
| 519 | int64_t interval; |
| 520 | |
| 521 | interval = computeInterval(pConstraint->intervalDate, pConstraint->intervalTime); |
| 522 | |
| 523 | if (JNI_DRM_FAILURE == setObjectLongField(env, constraint, "interval", interval)) |
| 524 | return JNI_DRM_FAILURE; |
| 525 | } |
| 526 | |
| 527 | return JNI_DRM_SUCCESS; |
| 528 | } |
| 529 | |
| 530 | static jint setRightsFields(JNIEnv * env, jobject rights, T_DRM_Rights_Info* pRoInfo) |
| 531 | { |
| 532 | jclass clazz; |
| 533 | jfieldID field; |
| 534 | jstring str; |
| 535 | jint index; |
| 536 | |
| 537 | clazz = (*env)->GetObjectClass(env, rights); |
| 538 | if (NULL == clazz) |
| 539 | return JNI_DRM_FAILURE; |
| 540 | |
| 541 | /* set roId field */ |
| 542 | field = (*env)->GetFieldID(env, clazz, "roId", "Ljava/lang/String;"); |
| 543 | (*env)->DeleteLocalRef(env, clazz); |
| 544 | |
| 545 | if (NULL == field) |
| 546 | return JNI_DRM_FAILURE; |
| 547 | |
| 548 | str = (*env)->NewStringUTF(env, (char *)pRoInfo->roId); |
| 549 | if (NULL == str) |
| 550 | return JNI_DRM_FAILURE; |
| 551 | |
| 552 | (*env)->SetObjectField(env, rights, field, str); |
| 553 | (*env)->DeleteLocalRef(env, str); |
| 554 | |
| 555 | return JNI_DRM_SUCCESS; |
| 556 | } |
| 557 | |
| 558 | /* native interface */ |
| 559 | JNIEXPORT jint JNICALL |
| 560 | Java_android_drm_mobile1_DrmRawContent_nativeConstructDrmContent |
| 561 | (JNIEnv * env, jobject rawContent, jobject data, jint len, jint mimeType) |
| 562 | { |
| 563 | int32_t id; |
| 564 | T_DRM_Input_Data inData; |
| 565 | DrmData* drmInData; |
| 566 | |
| 567 | switch (mimeType) { |
| 568 | case JNI_DRM_MIMETYPE_MESSAGE: |
| 569 | mimeType = TYPE_DRM_MESSAGE; |
| 570 | break; |
| 571 | case JNI_DRM_MIMETYPE_CONTENT: |
| 572 | mimeType = TYPE_DRM_CONTENT; |
| 573 | break; |
| 574 | default: |
| 575 | return JNI_DRM_FAILURE; |
| 576 | } |
| 577 | |
| 578 | drmInData = newItem(); |
| 579 | if (NULL == drmInData) |
| 580 | return JNI_DRM_FAILURE; |
| 581 | |
| 582 | drmInData->env = env; |
| 583 | drmInData->pInData = &data; |
| 584 | drmInData->len = len; |
| 585 | |
| 586 | if (JNI_DRM_FAILURE == addItem(drmInData)) |
| 587 | return JNI_DRM_FAILURE; |
| 588 | |
| 589 | inData.inputHandle = (int32_t)drmInData; |
| 590 | inData.mimeType = mimeType; |
| 591 | inData.getInputDataLength = getInputStreamDataLength; |
| 592 | inData.readInputData = readInputStreamData; |
| 593 | |
| 594 | id = SVC_drm_openSession(inData); |
| 595 | if (id < 0) |
| 596 | return JNI_DRM_FAILURE; |
| 597 | |
| 598 | drmInData->id = id; |
| 599 | |
| 600 | return id; |
| 601 | } |
| 602 | |
| 603 | /* native interface */ |
| 604 | JNIEXPORT jstring JNICALL |
| 605 | Java_android_drm_mobile1_DrmRawContent_nativeGetRightsAddress |
| 606 | (JNIEnv * env, jobject rawContent) |
| 607 | { |
| 608 | jint id; |
| 609 | uint8_t rightsIssuer[256] = {0}; |
| 610 | jstring str = NULL; |
| 611 | |
| 612 | if (JNI_DRM_FAILURE == getObjectIntField(env, rawContent, "id", &id)) |
| 613 | return NULL; |
| 614 | |
| 615 | if (DRM_SUCCESS == SVC_drm_getRightsIssuer(id, rightsIssuer)) |
| 616 | str = (*env)->NewStringUTF(env, (char *)rightsIssuer); |
| 617 | |
| 618 | return str; |
| 619 | } |
| 620 | |
| 621 | /* native interface */ |
| 622 | JNIEXPORT jint JNICALL |
| 623 | Java_android_drm_mobile1_DrmRawContent_nativeGetDeliveryMethod |
| 624 | (JNIEnv * env, jobject rawContent) |
| 625 | { |
| 626 | jint id; |
| 627 | int32_t res; |
| 628 | |
| 629 | if (JNI_DRM_FAILURE == getObjectIntField(env, rawContent, "id", &id)) |
| 630 | return JNI_DRM_FAILURE; |
| 631 | |
| 632 | res = SVC_drm_getDeliveryMethod(id); |
| 633 | |
| 634 | switch (res) { |
| 635 | case FORWARD_LOCK: |
| 636 | return JNI_DRM_FORWARD_LOCK; |
| 637 | case COMBINED_DELIVERY: |
| 638 | return JNI_DRM_COMBINED_DELIVERY; |
| 639 | case SEPARATE_DELIVERY: |
| 640 | return JNI_DRM_SEPARATE_DELIVERY; |
| 641 | case SEPARATE_DELIVERY_FL: |
| 642 | return JNI_DRM_SEPARATE_DELIVERY_DM; |
| 643 | default: |
| 644 | return JNI_DRM_FAILURE; |
| 645 | } |
| 646 | } |
| 647 | |
| 648 | /* native interface */ |
| 649 | JNIEXPORT jint JNICALL |
| 650 | Java_android_drm_mobile1_DrmRawContent_nativeReadContent |
| 651 | (JNIEnv * env, jobject rawContent, jbyteArray buf, jint bufOff, jint len, jint mediaOff) |
| 652 | { |
| 653 | jint id; |
| 654 | jbyte *nativeBuf; |
| 655 | jclass cls; |
| 656 | jmethodID mid; |
| 657 | DrmData* p; |
| 658 | jobject inputStream; |
| 659 | jfieldID field; |
| 660 | |
| 661 | if (NULL == buf) { |
| 662 | jclass newExcCls = (*env)->FindClass(env, "java/lang/NullPointerException"); |
| 663 | |
| 664 | if (newExcCls == NULL) |
| 665 | /* Unable to find the exception class, give up. */ |
| 666 | return JNI_DRM_FAILURE; |
| 667 | |
| 668 | (*env)->ThrowNew(env, newExcCls, "b is null"); |
| 669 | } |
| 670 | |
| 671 | if (len < 0 || bufOff < 0 || len + bufOff > (*env)->GetArrayLength(env, buf)) { |
| 672 | jclass newExcCls = (*env)->FindClass(env, "java/lang/IndexOutOfBoundsException"); |
| 673 | |
| 674 | if (newExcCls == NULL) |
| 675 | /* Unable to find the exception class, give up. */ |
| 676 | return JNI_DRM_FAILURE; |
| 677 | |
| 678 | (*env)->ThrowNew(env, newExcCls, NULL); |
| 679 | } |
| 680 | |
| 681 | if (mediaOff < 0 || len == 0) |
| 682 | return JNI_DRM_FAILURE; |
| 683 | |
| 684 | if (JNI_DRM_FAILURE == getObjectIntField(env, rawContent, "id", &id)) |
| 685 | return JNI_DRM_FAILURE; |
| 686 | |
| 687 | p = getItem(id); |
| 688 | if (NULL == p) |
| 689 | return JNI_DRM_FAILURE; |
| 690 | |
| 691 | cls = (*env)->GetObjectClass(env, rawContent); |
| 692 | if (NULL == cls) |
| 693 | return JNI_DRM_FAILURE; |
| 694 | |
| 695 | field = (*env)->GetFieldID(env, cls, "inData", "Ljava/io/BufferedInputStream;"); |
| 696 | (*env)->DeleteLocalRef(env, cls); |
| 697 | |
| 698 | if (NULL == field) |
| 699 | return JNI_DRM_FAILURE; |
| 700 | |
| 701 | inputStream = (*env)->GetObjectField(env, rawContent, field); |
| 702 | |
| 703 | p->env = env; |
| 704 | p->pInData = &inputStream; |
| 705 | |
| 706 | nativeBuf = (*env)->GetByteArrayElements(env, buf, NULL); |
| 707 | |
| 708 | len = SVC_drm_getContent(id, mediaOff, (uint8_t *)nativeBuf + bufOff, len); |
| 709 | |
| 710 | (*env)->ReleaseByteArrayElements(env, buf, nativeBuf, 0); |
| 711 | |
| 712 | if (DRM_MEDIA_EOF == len) |
| 713 | return JNI_DRM_EOF; |
| 714 | if (len <= 0) |
| 715 | return JNI_DRM_FAILURE; |
| 716 | |
| 717 | return len; |
| 718 | } |
| 719 | |
| 720 | /* native interface */ |
| 721 | JNIEXPORT jstring JNICALL |
| 722 | Java_android_drm_mobile1_DrmRawContent_nativeGetContentType |
| 723 | (JNIEnv * env, jobject rawContent) |
| 724 | { |
| 725 | jint id; |
| 726 | uint8_t contentType[64] = {0}; |
| 727 | jstring str = NULL; |
| 728 | |
| 729 | if (JNI_DRM_FAILURE == getObjectIntField(env, rawContent, "id", &id)) |
| 730 | return NULL; |
| 731 | |
| 732 | if (DRM_SUCCESS == SVC_drm_getContentType(id, contentType)) |
| 733 | str = (*env)->NewStringUTF(env, (char *)contentType); |
| 734 | |
| 735 | return str; |
| 736 | } |
| 737 | |
| 738 | /* native interface */ |
| 739 | JNIEXPORT jint JNICALL |
| 740 | Java_android_drm_mobile1_DrmRawContent_nativeGetContentLength |
| 741 | (JNIEnv * env, jobject rawContent) |
| 742 | { |
| 743 | jint id; |
| 744 | int32_t len; |
| 745 | |
| 746 | if (JNI_DRM_FAILURE == getObjectIntField(env, rawContent, "id", &id)) |
| 747 | return JNI_DRM_FAILURE; |
| 748 | |
| 749 | len = SVC_drm_getContentLength(id); |
| 750 | |
| 751 | if (DRM_UNKNOWN_DATA_LEN == len) |
| 752 | return JNI_DRM_UNKNOWN_DATA_LEN; |
| 753 | |
| 754 | if (0 > len) |
| 755 | return JNI_DRM_FAILURE; |
| 756 | |
| 757 | return len; |
| 758 | } |
| 759 | |
| 760 | /* native interface */ |
| 761 | JNIEXPORT void JNICALL |
| 762 | Java_android_drm_mobile1_DrmRawContent_finalize |
| 763 | (JNIEnv * env, jobject rawContent) |
| 764 | { |
| 765 | jint id; |
| 766 | |
| 767 | if (JNI_DRM_FAILURE == getObjectIntField(env, rawContent, "id", &id)) |
| 768 | return; |
| 769 | |
| 770 | removeItem(id); |
| 771 | |
| 772 | SVC_drm_closeSession(id); |
| 773 | } |
| 774 | |
| 775 | /* native interface */ |
| 776 | JNIEXPORT jint JNICALL |
| 777 | Java_android_drm_mobile1_DrmRights_nativeGetConstraintInfo |
| 778 | (JNIEnv * env, jobject rights, jint permission, jobject constraint) |
| 779 | { |
| 780 | jclass clazz; |
| 781 | jfieldID field; |
| 782 | jstring str; |
| 783 | uint8_t *nativeStr; |
| 784 | T_DRM_Rights_Info_Node *pRightsList; |
| 785 | T_DRM_Rights_Info_Node *pCurNode; |
| 786 | T_DRM_Constraint_Info *pConstraint; |
| 787 | |
| 788 | clazz = (*env)->GetObjectClass(env, rights); |
| 789 | if (NULL == clazz) |
| 790 | return JNI_DRM_FAILURE; |
| 791 | |
| 792 | field = (*env)->GetFieldID(env, clazz, "roId", "Ljava/lang/String;"); |
| 793 | (*env)->DeleteLocalRef(env, clazz); |
| 794 | |
| 795 | if (NULL == field) |
| 796 | return JNI_DRM_FAILURE; |
| 797 | |
| 798 | str = (*env)->GetObjectField(env, rights, field); |
| 799 | |
| 800 | nativeStr = (uint8_t *)(*env)->GetStringUTFChars(env, str, NULL); |
| 801 | if (NULL == nativeStr) |
| 802 | return JNI_DRM_FAILURE; |
| 803 | |
| 804 | /* this means forward-lock rights */ |
| 805 | if (0 == strcmp((char *)nativeStr, "ForwardLock")) { |
| 806 | (*env)->ReleaseStringUTFChars(env, str, (char *)nativeStr); |
| 807 | return JNI_DRM_SUCCESS; |
| 808 | } |
| 809 | |
| 810 | if (DRM_FAILURE == SVC_drm_viewAllRights(&pRightsList)) { |
| 811 | (*env)->ReleaseStringUTFChars(env, str, (char *)nativeStr); |
| 812 | return JNI_DRM_FAILURE; |
| 813 | } |
| 814 | |
| 815 | pCurNode = searchRightsObject((jbyte *)nativeStr, pRightsList); |
| 816 | if (NULL == pCurNode) { |
| 817 | (*env)->ReleaseStringUTFChars(env, str, (char *)nativeStr); |
| 818 | SVC_drm_freeRightsInfoList(pRightsList); |
| 819 | return JNI_DRM_FAILURE; |
| 820 | } |
| 821 | (*env)->ReleaseStringUTFChars(env, str, (char *)nativeStr); |
| 822 | |
| 823 | switch (permission) { |
| 824 | case JNI_DRM_PERMISSION_PLAY: |
| 825 | pConstraint = &(pCurNode->roInfo.playRights); |
| 826 | break; |
| 827 | case JNI_DRM_PERMISSION_DISPLAY: |
| 828 | pConstraint = &(pCurNode->roInfo.displayRights); |
| 829 | break; |
| 830 | case JNI_DRM_PERMISSION_EXECUTE: |
| 831 | pConstraint = &(pCurNode->roInfo.executeRights); |
| 832 | break; |
| 833 | case JNI_DRM_PERMISSION_PRINT: |
| 834 | pConstraint = &(pCurNode->roInfo.printRights); |
| 835 | break; |
| 836 | default: |
| 837 | SVC_drm_freeRightsInfoList(pRightsList); |
| 838 | return JNI_DRM_FAILURE; |
| 839 | } |
| 840 | |
| 841 | /* set constraint field */ |
| 842 | if (JNI_DRM_FAILURE == setConstraintFields(env, constraint, pConstraint)) { |
| 843 | SVC_drm_freeRightsInfoList(pRightsList); |
| 844 | return JNI_DRM_FAILURE; |
| 845 | } |
| 846 | |
| 847 | SVC_drm_freeRightsInfoList(pRightsList); |
| 848 | |
| 849 | return JNI_DRM_SUCCESS; |
| 850 | } |
| 851 | |
| 852 | /* native interface */ |
| 853 | JNIEXPORT jint JNICALL |
| 854 | Java_android_drm_mobile1_DrmRights_nativeConsumeRights |
| 855 | (JNIEnv * env, jobject rights, jint permission) |
| 856 | { |
| 857 | jclass clazz; |
| 858 | jfieldID field; |
| 859 | jstring str; |
| 860 | uint8_t *nativeStr; |
| 861 | int32_t id; |
| 862 | |
| 863 | switch (permission) { |
| 864 | case JNI_DRM_PERMISSION_PLAY: |
| 865 | permission = DRM_PERMISSION_PLAY; |
| 866 | break; |
| 867 | case JNI_DRM_PERMISSION_DISPLAY: |
| 868 | permission = DRM_PERMISSION_DISPLAY; |
| 869 | break; |
| 870 | case JNI_DRM_PERMISSION_EXECUTE: |
| 871 | permission = DRM_PERMISSION_EXECUTE; |
| 872 | break; |
| 873 | case JNI_DRM_PERMISSION_PRINT: |
| 874 | permission = DRM_PERMISSION_PRINT; |
| 875 | break; |
| 876 | default: |
| 877 | return JNI_DRM_FAILURE; |
| 878 | } |
| 879 | |
| 880 | clazz = (*env)->GetObjectClass(env, rights); |
| 881 | if (NULL == clazz) |
| 882 | return JNI_DRM_FAILURE; |
| 883 | |
| 884 | field = (*env)->GetFieldID(env, clazz, "roId", "Ljava/lang/String;"); |
| 885 | (*env)->DeleteLocalRef(env, clazz); |
| 886 | |
| 887 | if (NULL == field) |
| 888 | return JNI_DRM_FAILURE; |
| 889 | |
| 890 | str = (*env)->GetObjectField(env, rights, field); |
| 891 | |
| 892 | nativeStr = (uint8_t *)(*env)->GetStringUTFChars(env, str, NULL); |
| 893 | if (NULL == nativeStr) |
| 894 | return JNI_DRM_FAILURE; |
| 895 | |
| 896 | if (0 == strcmp("ForwardLock", (char *)nativeStr)) { |
| 897 | (*env)->ReleaseStringUTFChars(env, str, (char *)nativeStr); |
| 898 | return JNI_DRM_SUCCESS; |
| 899 | } |
| 900 | |
| 901 | if (DRM_SUCCESS != SVC_drm_updateRights(nativeStr, permission)) { |
| 902 | (*env)->ReleaseStringUTFChars(env, str, (char *)nativeStr); |
| 903 | return JNI_DRM_FAILURE; |
| 904 | } |
| 905 | |
| 906 | (*env)->ReleaseStringUTFChars(env, str, (char *)nativeStr); |
| 907 | |
| 908 | return JNI_DRM_SUCCESS; |
| 909 | } |
| 910 | |
| 911 | /* native interface */ |
| 912 | JNIEXPORT jint JNICALL |
| 913 | Java_android_drm_mobile1_DrmRightsManager_nativeInstallDrmRights |
| 914 | (JNIEnv * env, jobject rightsManager, jobject data, jint len, jint mimeType, jobject rights) |
| 915 | { |
| 916 | int32_t id; |
| 917 | T_DRM_Input_Data inData; |
| 918 | DrmData* drmInData; |
| 919 | jclass cls; |
| 920 | jmethodID mid; |
| 921 | T_DRM_Rights_Info rightsInfo; |
| 922 | |
| 923 | switch (mimeType) { |
| 924 | case JNI_DRM_MIMETYPE_RIGHTS_XML: |
| 925 | mimeType = TYPE_DRM_RIGHTS_XML; |
| 926 | break; |
| 927 | case JNI_DRM_MIMETYPE_RIGHTS_WBXML: |
| 928 | mimeType = TYPE_DRM_RIGHTS_WBXML; |
| 929 | break; |
| 930 | case JNI_DRM_MIMETYPE_MESSAGE: |
| 931 | mimeType = TYPE_DRM_MESSAGE; |
| 932 | break; |
| 933 | default: |
| 934 | return JNI_DRM_FAILURE; |
| 935 | } |
| 936 | |
| 937 | drmInData = newItem(); |
| 938 | if (NULL == drmInData) |
| 939 | return JNI_DRM_FAILURE; |
| 940 | |
| 941 | drmInData->env = env; |
| 942 | drmInData->pInData = &data; |
| 943 | drmInData->len = len; |
| 944 | |
| 945 | inData.inputHandle = (int32_t)drmInData; |
| 946 | inData.mimeType = mimeType; |
| 947 | inData.getInputDataLength = getInputStreamDataLength; |
| 948 | inData.readInputData = readInputStreamData; |
| 949 | |
| 950 | memset(&rightsInfo, 0, sizeof(T_DRM_Rights_Info)); |
| 951 | if (DRM_FAILURE == SVC_drm_installRights(inData, &rightsInfo)) |
| 952 | return JNI_DRM_FAILURE; |
| 953 | |
| 954 | freeItem(drmInData); |
| 955 | |
| 956 | return setRightsFields(env, rights, &rightsInfo); |
| 957 | } |
| 958 | |
| 959 | /* native interface */ |
| 960 | JNIEXPORT jint JNICALL |
| 961 | Java_android_drm_mobile1_DrmRightsManager_nativeQueryRights |
| 962 | (JNIEnv * env, jobject rightsManager, jobject rawContent, jobject rights) |
| 963 | { |
| 964 | jint id; |
| 965 | T_DRM_Rights_Info rightsInfo; |
| 966 | |
| 967 | if (JNI_DRM_FAILURE == getObjectIntField(env, rawContent, "id", &id)) |
| 968 | return JNI_DRM_FAILURE; |
| 969 | |
| 970 | memset(&rightsInfo, 0, sizeof(T_DRM_Rights_Info)); |
| 971 | if (DRM_SUCCESS != SVC_drm_getRightsInfo(id, &rightsInfo)) |
| 972 | return JNI_DRM_FAILURE; |
| 973 | |
| 974 | return setRightsFields(env, rights, &rightsInfo); |
| 975 | } |
| 976 | |
| 977 | /* native interface */ |
| 978 | JNIEXPORT jint JNICALL |
| 979 | Java_android_drm_mobile1_DrmRightsManager_nativeGetNumOfRights |
| 980 | (JNIEnv * env, jobject rightsManager) |
| 981 | { |
| 982 | T_DRM_Rights_Info_Node *pRightsList; |
| 983 | T_DRM_Rights_Info_Node *pCurNode; |
| 984 | int32_t num = 0; |
| 985 | |
| 986 | if (DRM_FAILURE == SVC_drm_viewAllRights(&pRightsList)) |
| 987 | return JNI_DRM_FAILURE; |
| 988 | |
| 989 | pCurNode = pRightsList; |
| 990 | while (pCurNode != NULL) { |
| 991 | num++; |
| 992 | pCurNode = pCurNode->next; |
| 993 | } |
| 994 | |
| 995 | SVC_drm_freeRightsInfoList(pRightsList); |
| 996 | |
| 997 | return num; |
| 998 | } |
| 999 | |
| 1000 | /* native interface */ |
| 1001 | JNIEXPORT jint JNICALL |
| 1002 | Java_android_drm_mobile1_DrmRightsManager_nativeGetRightsList |
| 1003 | (JNIEnv * env, jobject rightsManager, jobjectArray rightsArray, jint num) |
| 1004 | { |
| 1005 | T_DRM_Rights_Info_Node *pRightsList; |
| 1006 | T_DRM_Rights_Info_Node *pCurNode; |
| 1007 | int32_t index; |
| 1008 | |
| 1009 | if (DRM_FAILURE == SVC_drm_viewAllRights(&pRightsList)) |
| 1010 | return JNI_DRM_FAILURE; |
| 1011 | |
| 1012 | pCurNode = pRightsList; |
| 1013 | for (index = 0; NULL != pCurNode; index++) { |
| 1014 | jobject rights = (*env)->GetObjectArrayElement(env, rightsArray, index); |
| 1015 | if (NULL == rights) |
| 1016 | break; |
| 1017 | |
| 1018 | if (JNI_DRM_FAILURE == setRightsFields(env, rights, &(pCurNode->roInfo))) |
| 1019 | break; |
| 1020 | |
| 1021 | (*env)->SetObjectArrayElement(env, rightsArray, index, rights); |
| 1022 | |
| 1023 | pCurNode = pCurNode->next; |
| 1024 | } |
| 1025 | |
| 1026 | SVC_drm_freeRightsInfoList(pRightsList); |
| 1027 | |
| 1028 | return index; |
| 1029 | } |
| 1030 | |
| 1031 | /* native interface */ |
| 1032 | JNIEXPORT jint JNICALL |
| 1033 | Java_android_drm_mobile1_DrmRightsManager_nativeDeleteRights |
| 1034 | (JNIEnv * env, jobject rightsManager, jobject rights) |
| 1035 | { |
| 1036 | jclass clazz; |
| 1037 | jfieldID field; |
| 1038 | jstring str; |
| 1039 | uint8_t *nativeStr; |
| 1040 | |
| 1041 | clazz = (*env)->GetObjectClass(env, rights); |
| 1042 | if (NULL == clazz) |
| 1043 | return JNI_DRM_FAILURE; |
| 1044 | |
| 1045 | field = (*env)->GetFieldID(env, clazz, "roId", "Ljava/lang/String;"); |
| 1046 | if (NULL == field) |
| 1047 | return JNI_DRM_FAILURE; |
| 1048 | |
| 1049 | str = (*env)->GetObjectField(env, rights, field); |
| 1050 | |
| 1051 | nativeStr = (uint8_t *)(*env)->GetStringUTFChars(env, str, NULL); |
| 1052 | if (NULL == nativeStr) |
| 1053 | return JNI_DRM_FAILURE; |
| 1054 | |
| 1055 | if (0 == strcmp("ForwardLock", (char *)nativeStr)) |
| 1056 | return JNI_DRM_SUCCESS; |
| 1057 | |
| 1058 | if (DRM_SUCCESS != SVC_drm_deleteRights(nativeStr)) { |
| 1059 | (*env)->ReleaseStringUTFChars(env, str, (char *)nativeStr); |
| 1060 | return JNI_DRM_FAILURE; |
| 1061 | } |
| 1062 | |
| 1063 | (*env)->ReleaseStringUTFChars(env, str, (char *)nativeStr); |
| 1064 | return JNI_DRM_SUCCESS; |
| 1065 | } |
| 1066 | |
| 1067 | /* |
| 1068 | * Table of methods associated with the DrmRawContent class. |
| 1069 | */ |
| 1070 | static JNINativeMethod gDrmRawContentMethods[] = { |
| 1071 | /* name, signature, funcPtr */ |
| 1072 | {"nativeConstructDrmContent", "(Ljava/io/InputStream;II)I", |
| 1073 | (void*)Java_android_drm_mobile1_DrmRawContent_nativeConstructDrmContent}, |
| 1074 | {"nativeGetRightsAddress", "()Ljava/lang/String;", |
| 1075 | (void*)Java_android_drm_mobile1_DrmRawContent_nativeGetRightsAddress}, |
| 1076 | {"nativeGetDeliveryMethod", "()I", |
| 1077 | (void*)Java_android_drm_mobile1_DrmRawContent_nativeGetDeliveryMethod}, |
| 1078 | {"nativeReadContent", "([BIII)I", |
| 1079 | (void*)Java_android_drm_mobile1_DrmRawContent_nativeReadContent}, |
| 1080 | {"nativeGetContentType", "()Ljava/lang/String;", |
| 1081 | (void*)Java_android_drm_mobile1_DrmRawContent_nativeGetContentType}, |
| 1082 | {"nativeGetContentLength", "()I", |
| 1083 | (void*)Java_android_drm_mobile1_DrmRawContent_nativeGetContentLength}, |
| 1084 | {"finalize", "()V", |
| 1085 | (void*)Java_android_drm_mobile1_DrmRawContent_finalize}, |
| 1086 | }; |
| 1087 | |
| 1088 | /* |
| 1089 | * Table of methods associated with the DrmRights class. |
| 1090 | */ |
| 1091 | static JNINativeMethod gDrmRightsMethods[] = { |
| 1092 | /* name, signature, funcPtr */ |
| 1093 | {"nativeGetConstraintInfo", "(ILandroid/drm/mobile1/DrmConstraintInfo;)I", |
| 1094 | (void*)Java_android_drm_mobile1_DrmRights_nativeGetConstraintInfo}, |
| 1095 | {"nativeConsumeRights", "(I)I", |
| 1096 | (void*)Java_android_drm_mobile1_DrmRights_nativeConsumeRights}, |
| 1097 | }; |
| 1098 | |
| 1099 | /* |
| 1100 | * Table of methods associated with the DrmRightsManager class. |
| 1101 | */ |
| 1102 | static JNINativeMethod gDrmRightsManagerMethods[] = { |
| 1103 | /* name, signature, funcPtr */ |
| 1104 | {"nativeInstallDrmRights", "(Ljava/io/InputStream;IILandroid/drm/mobile1/DrmRights;)I", |
| 1105 | (void*)Java_android_drm_mobile1_DrmRightsManager_nativeInstallDrmRights}, |
| 1106 | {"nativeQueryRights", "(Landroid/drm/mobile1/DrmRawContent;Landroid/drm/mobile1/DrmRights;)I", |
| 1107 | (void*)Java_android_drm_mobile1_DrmRightsManager_nativeQueryRights}, |
| 1108 | {"nativeGetNumOfRights", "()I", |
| 1109 | (void*)Java_android_drm_mobile1_DrmRightsManager_nativeGetNumOfRights}, |
| 1110 | {"nativeGetRightsList", "([Landroid/drm/mobile1/DrmRights;I)I", |
| 1111 | (void*)Java_android_drm_mobile1_DrmRightsManager_nativeGetRightsList}, |
| 1112 | {"nativeDeleteRights", "(Landroid/drm/mobile1/DrmRights;)I", |
| 1113 | (void*)Java_android_drm_mobile1_DrmRightsManager_nativeDeleteRights}, |
| 1114 | }; |
| 1115 | |
| 1116 | /* |
| 1117 | * Register several native methods for one class. |
| 1118 | */ |
| 1119 | static int registerNativeMethods(JNIEnv* env, const char* className, |
| 1120 | JNINativeMethod* gMethods, int numMethods) |
| 1121 | { |
| 1122 | jclass clazz; |
| 1123 | |
| 1124 | clazz = (*env)->FindClass(env, className); |
| 1125 | if (clazz == NULL) |
| 1126 | return JNI_FALSE; |
| 1127 | |
| 1128 | if ((*env)->RegisterNatives(env, clazz, gMethods, numMethods) < 0) |
| 1129 | return JNI_FALSE; |
| 1130 | |
| 1131 | return JNI_TRUE; |
| 1132 | } |
| 1133 | |
| 1134 | /* |
| 1135 | * Register native methods for all classes we know about. |
| 1136 | */ |
| 1137 | static int registerNatives(JNIEnv* env) |
| 1138 | { |
| 1139 | if (!registerNativeMethods(env, "android/drm/mobile1/DrmRawContent", |
| 1140 | gDrmRawContentMethods, sizeof(gDrmRawContentMethods) / sizeof(gDrmRawContentMethods[0]))) |
| 1141 | return JNI_FALSE; |
| 1142 | |
| 1143 | if (!registerNativeMethods(env, "android/drm/mobile1/DrmRights", |
| 1144 | gDrmRightsMethods, sizeof(gDrmRightsMethods) / sizeof(gDrmRightsMethods[0]))) |
| 1145 | return JNI_FALSE; |
| 1146 | |
| 1147 | if (!registerNativeMethods(env, "android/drm/mobile1/DrmRightsManager", |
| 1148 | gDrmRightsManagerMethods, sizeof(gDrmRightsManagerMethods) / sizeof(gDrmRightsManagerMethods[0]))) |
| 1149 | return JNI_FALSE; |
| 1150 | |
| 1151 | return JNI_TRUE; |
| 1152 | } |
| 1153 | |
| 1154 | jint JNI_OnLoad(JavaVM* vm, void* reserved) |
| 1155 | { |
| 1156 | JNIEnv* env = NULL; |
| 1157 | jint result = -1; |
| 1158 | |
| 1159 | printf("Entering JNI_OnLoad\n"); |
| 1160 | |
| 1161 | if ((*vm)->GetEnv(vm, (void**) &env, JNI_VERSION_1_4) != JNI_OK) |
| 1162 | goto bail; |
| 1163 | |
| 1164 | assert(env != NULL); |
| 1165 | |
| 1166 | if (!registerNatives(env)) |
| 1167 | goto bail; |
| 1168 | |
| 1169 | /* success -- return valid version number */ |
| 1170 | result = JNI_VERSION_1_4; |
| 1171 | |
| 1172 | bail: |
| 1173 | printf("Leaving JNI_OnLoad (result=0x%x)\n", result); |
| 1174 | return result; |
| 1175 | } |