19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2007 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <objmng/drm_file.h> 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <unistd.h> 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <sys/param.h> 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <sys/stat.h> 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <stdio.h> 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <fcntl.h> 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <dirent.h> 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <errno.h> 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <string.h> 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Fails on zaurus? 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project #define DEVICE_FILESYSTEM 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project*/ 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define DEFAULT_TOTAL_SPACE (4L * 1024L * 1024L) /* 4 Meg. */ 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifndef DEVICE_FILESYSTEM 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* Store the total space on FS VM can use. */ 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int32_t totalSpace; 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* how many remain space can VM use. */ 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int32_t availableSize; 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectextern char* getStorageRoot(void); 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic char tmpPathBuf1[MAX_FILENAME_LEN]; 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic char tmpPathBuf2[MAX_FILENAME_LEN]; 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int32_t 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectconvertFilename(const uint16_t *strData, int32_t strLength, char *buffer); 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int calcDirSize(char *path, int len, uint8_t includeSubdirs); 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifndef DEVICE_FILESYSTEM 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void initFsVariables(void); 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Convert a Java string into a nul terminated ascii string to pass to posix 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param strData first character of name 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param strLength number of characters in name 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param buffer Buffer to store terminated string in (at least MAXPATHLEN) 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Length of filename in characters (excl. nul), or -1 on failure. 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int32_t 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectconvertFilename(const uint16_t *strData, int32_t strLength, char *buffer) 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int idx; 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (strLength >= (MAXPATHLEN-1)) 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("convertFilename '%.*S' too long", strLength, strData); 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (idx = 0; idx < strLength; ++idx) 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *buffer++ = (char)*strData++; 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *buffer = 0; 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return strLength; 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Perform a stat() call on the given filename. 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Helper for getFileLength and exists 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param name unicode name 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param nameLen number of unicode characters in name 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param sbuf stat buffer 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return TRUE on success, FALSE on failure 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int32_t 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectgetFileStat(const uint16_t *name, int32_t nameLen, struct stat *sbuf) 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("getFileStat: %.*S", nameLen, name); 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (convertFilename(name, nameLen, tmpPathBuf1) <= 0) 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("getFileStat: bad filename"); 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else if (stat(tmpPathBuf1, sbuf) != 0) 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("getFileStat %s: stat() errno=%d", tmpPathBuf1, errno); 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else /* Successful */ 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return TRUE; 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return FALSE; 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifndef DEVICE_FILESYSTEM 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * initial the variables like totalSpace, availableSize... 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic void initFsVariables(void) 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project totalSpace = DEFAULT_TOTAL_SPACE; 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project availableSize = totalSpace; 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif /* DEVICE_FILESYSTEM */ 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * calculate the size of everything inside path pointed directory 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this function will use path pointed buffer to store some extra info 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * so param len is needed. 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param path the directory path need to calculate 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param len length of the path buffer, not the path string length 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param includeSubdirs also calculate all the subdirs in path holds? 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the calculated size, DRM_FILE_FAILURE on failure. 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatic int calcDirSize(char *path, int len, uint8_t includeSubdirs) 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct dirent *ent; 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct stat stat_buf; 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project DIR *dir = NULL; 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int size = 0; 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int exists = -1; 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int dirPathLen = strlen(path); 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* Ensure space for wildcard */ 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if((dirPathLen + 2) >= MAXPATHLEN || (dirPathLen + 2) >= len) 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(path[dirPathLen - 1] != '/') 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project path[dirPathLen++] = '/'; 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project path[dirPathLen] = '\0'; 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dir = opendir(path); 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dir == NULL) 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while ((ent = readdir(dir)) != NULL ) 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (strcmp(ent->d_name, ".") == 0 || 1629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project strcmp(ent->d_name, "..") == 0) 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project path[dirPathLen] = '\0'; 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((int)(strlen(ent->d_name) + dirPathLen + 1) < len) 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project strcat(path, ent->d_name); 1719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project continue; 1759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project exists = stat(path, &stat_buf); 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (exists != -1) 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* exclude the storage occupied by directory itself */ 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (stat_buf.st_mode & S_IFDIR) 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if(includeSubdirs) 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* calculate the size recursively */ 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int ret; 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ret = calcDirSize(path, len, includeSubdirs); 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* ignore failure in subdirs */ 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if( DRM_FILE_FAILURE != ret ) 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project size += ret; 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project size += stat_buf.st_size; 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project closedir(dir); 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return size; 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* see drm_file.h */ 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint32_t DRM_file_startup(void) 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_startup"); 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifndef DEVICE_FILESYSTEM 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project availableSize = -1; 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initFsVariables(); 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_SUCCESS; /* Nothing to do */ 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* see drm_file.h */ 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint32_t 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectDRM_file_listOpen(const uint16_t *prefix, 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int32_t prefixLen, 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int32_t* session, 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int32_t* iteration) 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_listOpen: %.*S", prefixLen, prefix); 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (convertFilename(prefix, prefixLen, tmpPathBuf1) <= 0) 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_listOpen: bad filename"); 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project DIR *dir; 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* find the last /, and store the offset to the leaf prefix in 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * *iteration 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char *sep = strrchr(tmpPathBuf1, '/'); 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* Root "/" is a leaf */ 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (sep == NULL || ((sep != NULL) && (sep == tmpPathBuf1))) 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *iteration = prefixLen; 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifdef TRACE_ON 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sep = " <empty>"; /* trace will show sep+1 */ 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *iteration = sep - tmpPathBuf1 + 1; 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *sep = 0; 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project dir = opendir(tmpPathBuf1); 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (dir == NULL) 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_listOpen: opendir %s: errno=%d", tmpPathBuf1, errno); 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_listOpen: dir %s, filter %s", tmpPathBuf1, sep+1); 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *session = (int32_t)dir; 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_SUCCESS; 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* see drm_file.h */ 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint32_t 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectDRM_file_listNextEntry(const uint16_t *prefix, int32_t prefixLen, 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project uint16_t* entry, int32_t entrySize, 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int32_t *session, int32_t* iteration) 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct dirent *ent; 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* We stored the offset of the leaf part of the prefix (if any) 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in *iteration 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const uint16_t* strData = prefix + *iteration; 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int32_t strLength = prefixLen - *iteration; 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* entrySize is bytes for some reason. Convert to ucs chars */ 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project entrySize /= 2; 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* Now we want to filter for files which start with the (possibly empty) 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * sequence at strData. We have to return fully-qualified filenames, 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * which means *iteration characters from prefix, plus the 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * leaf name. 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while ( (ent = readdir((DIR *)*session)) != NULL) 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int len = strlen(ent->d_name); 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ( (len + *iteration) > entrySize) 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_listNextEntry: %s too long", ent->d_name); 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else if (strcmp(ent->d_name, ".") != 0 && 3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project strcmp(ent->d_name, "..") != 0) 3079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int idx; 3099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct stat sinfo; 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* check against the filter */ 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (idx = 0; idx < strLength; ++idx) 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (ent->d_name[idx] != strData[idx]) 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project goto next_name; 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_listNextEntry: matched %s", ent->d_name); 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* Now generate the fully-qualified name */ 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (idx = 0; idx < *iteration; ++idx) 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project entry[idx] = prefix[idx]; 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (idx = 0; idx < len; ++idx) 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project entry[*iteration + idx] = (unsigned char)ent->d_name[idx]; 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /*add "/" at the end of a DIR file entry*/ 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (getFileStat(entry, idx + *iteration, &sinfo)){ 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (S_ISDIR(sinfo.st_mode) && 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (idx + 1 + *iteration) < entrySize) { 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project entry[*iteration + idx] = '/'; 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ++idx; 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_listNextEntry: stat FAILURE on %.*S", 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project idx + *iteration, entry); 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_listNextEntry: got %.*S", idx + *iteration, entry); 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return idx + *iteration; 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project next_name: 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_listNextEntry: rejected %s", ent->d_name); 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_listNextEntry: end of list"); 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* see drm_file.h */ 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint32_t 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectDRM_file_listClose(int32_t session, int32_t iteration) 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project closedir( (DIR *)session); 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_SUCCESS; 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* see drm_file.h */ 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint32_t 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectDRM_file_getFileLength(const uint16_t *name, int32_t nameLen) 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct stat sbuf; 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (getFileStat(name, nameLen, &sbuf)) 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (sbuf.st_size >= INT32_MAX) 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_getFileLength: file too big"); 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else /* Successful */ 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_getFileLength: %.*S -> %d", 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project nameLen, name, (int32_t)sbuf.st_size); 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return (int32_t)sbuf.st_size; 3809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* see drm_file.h */ 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint32_t 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectDRM_file_delete(const uint16_t *name, int32_t nameLen) 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_delete: %.*S", nameLen, name); 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (convertFilename(name, nameLen, tmpPathBuf1) <= 0) 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_delete: bad filename"); 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct stat sinfo; 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (stat(tmpPathBuf1, &sinfo) != 0){ 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_delete: stat failed, errno=%d", errno); 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifndef DEVICE_FILESYSTEM 4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (S_ISDIR(sinfo.st_mode)){ 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* it's a dir */ 4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (rmdir(tmpPathBuf1) != 0){ 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_delete: dir remove failed, errno=%d", errno); 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_SUCCESS; 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* it's a file */ 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (unlink(tmpPathBuf1) != 0) 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_delete: file remove failed, errno=%d", errno); 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifndef DEVICE_FILESYSTEM 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project availableSize += sinfo.st_size; 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_SUCCESS; 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* see drm_file.h */ 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint32_t 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectDRM_file_rename(const uint16_t *oldName, int32_t oldNameLen, 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const uint16_t *newName, int32_t newNameLen) 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_rename %.*S -> %.*S", 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project oldNameLen, oldName, newNameLen, newName); 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (DRM_file_exists(newName, newNameLen) != DRM_FILE_FAILURE) 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_rename: filename:%s exist",newName); 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (convertFilename(oldName, oldNameLen, tmpPathBuf1) <= 0 || 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project convertFilename(newName, newNameLen, tmpPathBuf2) <= 0) 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_rename: bad filename"); 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else if (rename(tmpPathBuf1, tmpPathBuf2) != 0) 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_rename: failed errno=%d", errno); 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else /* Success */ 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_SUCCESS; 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* see drm_file.h */ 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint32_t 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectDRM_file_exists(const uint16_t *name, int32_t nameLen) 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct stat sbuf; 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_exists: %.*S", nameLen, name); 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /*remove trailing "/" separators, except the first "/" standing for root*/ 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project while ((nameLen > 1) && (name[nameLen -1] == '/')) 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project --nameLen; 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (getFileStat(name, nameLen, &sbuf)) 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_exists: stat returns mode 0x%x", sbuf.st_mode); 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (S_ISDIR(sbuf.st_mode)) 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_ISDIR; 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (S_ISREG(sbuf.st_mode)) 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_ISREG; 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* see drm_file.h */ 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint32_t 4919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectDRM_file_open(const uint16_t *name, int32_t nameLen, int32_t mode, 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int32_t* handle) 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int res; 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#if DRM_FILE_MODE_READ != 1 || DRM_FILE_MODE_WRITE != 2 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#error constants changed 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* Convert DRM file modes to posix modes */ 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static const int modes[4] = 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 0, 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project O_RDONLY, 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project O_WRONLY | O_CREAT, 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project O_RDWR | O_CREAT 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }; 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_open %.*S mode 0x%x", nameLen, name, mode); 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assert((mode & ~(DRM_FILE_MODE_READ|DRM_FILE_MODE_WRITE)) == 0); 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (convertFilename(name, nameLen, tmpPathBuf1) <= 0) 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_open: bad filename"); 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ((res = open(tmpPathBuf1, modes[mode], 0777)) == -1) 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_open: open failed errno=%d", errno); 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_open: open '%s; returned %d", tmpPathBuf1, res); 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project *handle = res; 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_SUCCESS; 5289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* see drm_file.h */ 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint32_t 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectDRM_file_read(int32_t handle, uint8_t* dst, int32_t length) 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int n; 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assert(length > 0); 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* TODO: Make dst a void *? */ 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project n = read((int)handle, dst, (size_t)length); 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (n > 0) 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_read handle=%d read %d bytes", handle, n); 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return n; 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else if (n == 0) 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_read read EOF: handle=%d", handle); 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_EOF; 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_read failed handle=%d, errno=%d", handle, errno); 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* see drm_file.h */ 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint32_t 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectDRM_file_write(int32_t handle, const uint8_t* src, int32_t length) 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* TODO: Make dst a void *? */ 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int n; 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifndef DEVICE_FILESYSTEM 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int delta; 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project off_t prevPos; 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct stat sbuf; 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int prevFileSize; 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project assert(length >= 0); 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifndef DEVICE_FILESYSTEM 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ( -1 == fstat((int)handle, &sbuf) ) 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_write: fstat error %d", errno); 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project prevFileSize = (int)(sbuf.st_size); 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project prevPos = lseek( (int)handle, 0, SEEK_CUR); 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ( (off_t)-1 == prevPos ) 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_write: get current pos error %d", errno); 5849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 5859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delta = (int)prevPos + length - prevFileSize; 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (delta > availableSize) 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 5899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_write: not enough size!"); 5909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 5919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 5939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project n = write((int)handle, src, (size_t)length); 5949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (n < 0) 5959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 5969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_write failed errno=%d", errno); 5979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 5989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifndef DEVICE_FILESYSTEM 6009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delta = prevPos + n - prevFileSize; 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ( delta > 0 ) 6039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project availableSize -= delta; 6059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 6079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_write handle=%d wrote %d/%d bytes", handle, n, length); 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return n; 6109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* see drm_file.h */ 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint32_t DRM_file_close(int32_t handle) 6149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (close((int)handle) == 0) 6169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_close handle=%d success", handle); 6189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_SUCCESS; 6199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_close handle=%d failed", handle); 6229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 6239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* see drm_file.h */ 6269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint32_t 6279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectDRM_file_setPosition(int32_t handle, int32_t value) 6289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifndef DEVICE_FILESYSTEM 6309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project struct stat sbuf; 6319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project off_t newPos; 6339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (value < 0) 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_setPosition: handle=%d negative value (%d)", 6379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project handle, value); 6389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifndef DEVICE_FILESYSTEM 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ( fstat((int)handle, &sbuf) == -1 ) 6439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_setPosition: fstat fail errno=%d", errno); 6459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 6469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ( ((off_t)value > sbuf.st_size) && 6499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project (availableSize < (value - (int)(sbuf.st_size))) ) 6509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_setPosition: not enough space"); 6529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project newPos = lseek( (int)handle, (off_t)value, SEEK_SET); 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ( newPos == (off_t)-1 ) 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_setPosition: seek failed: errno=%d", errno); 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project else 6629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#ifndef DEVICE_FILESYSTEM 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if ( newPos > sbuf.st_size ) 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project availableSize -= (int)(newPos - sbuf.st_size); 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#endif 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_SUCCESS; 6709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 6739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* see drm_file.h */ 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint32_t 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectDRM_file_mkdir(const uint16_t* name, int32_t nameChars) 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_mkdir started!.."); 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (convertFilename(name, nameChars, tmpPathBuf1) <= 0) 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_mkdir: bad filename"); 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 6859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mkdir(tmpPathBuf1,0777) != 0) 6889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Trace("DRM_file_mkdir failed!errno=%d",errno); 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_FAILURE; 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return DRM_FILE_SUCCESS; 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 695