14a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project/*---------------------------------------------------------------------------* 24a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * PFileImpl.c * 34a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * * 44a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * Copyright 2007, 2008 Nuance Communciations, Inc. * 54a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * * 64a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the 'License'); * 74a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * you may not use this file except in compliance with the License. * 84a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * * 94a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * You may obtain a copy of the License at * 104a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 * 114a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * * 124a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * Unless required by applicable law or agreed to in writing, software * 134a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * distributed under the License is distributed on an 'AS IS' BASIS, * 144a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * 154a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * See the License for the specific language governing permissions and * 164a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * limitations under the License. * 174a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * * 184a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project *---------------------------------------------------------------------------*/ 194a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 204a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#include "passert.h" 214a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#include "pendian.h" 224a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#include "PFileImpl.h" 234a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#include "PFileSystem.h" 244a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#include "plog.h" 254a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#include "pmemory.h" 264a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#include "pstdio.h" 274a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#include "ptypes.h" 284a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 294a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#define MTAG NULL 304a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 314a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 324a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project/** 334a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * Initializes variables declared in the superinterface. 344a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project */ 354a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source ProjectESR_ReturnCode PFileCreateImpl(PFile* self, const LCHAR* filename, ESR_BOOL isLittleEndian) 364a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project{ 374a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project PFileImpl* impl = (PFileImpl*) self; 384a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project ESR_ReturnCode rc; 394a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#ifdef USE_THREAD 404a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project ESR_BOOL threadingEnabled; 414a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#endif 424a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 434a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#ifdef USE_THREAD 444a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl->lock = NULL; 454a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#endif 464a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl->littleEndian = isLittleEndian; 474a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 484a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl->Interface.destroy = &PFileDestroyImpl; 494a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl->Interface.getFilename = &PFileGetFilenameImpl; 504a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl->Interface.vfprintf = &PFileVfprintfImpl; 514a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl->filename = MALLOC(sizeof(LCHAR) * (LSTRLEN(filename) + 1), MTAG); 524a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 534a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (impl->filename == NULL) 544a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project { 554a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project rc = ESR_OUT_OF_MEMORY; 564a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project PLogError(ESR_rc2str(rc)); 574a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project goto CLEANUP; 584a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project } 594a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project LSTRCPY(impl->filename, filename); 604a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 614a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#ifdef USE_THREAD 624a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project rc = PtrdIsEnabled(&threadingEnabled); 634a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (rc != ESR_SUCCESS) 644a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project { 654a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project pfprintf(PSTDERR, L("[%s:%d] PtrdIsEnabled failed with %s\n"), __FILE__, __LINE__, ESR_rc2str(rc)); 664a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project goto CLEANUP; 674a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project } 684a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (threadingEnabled) 694a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project { 704a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project rc = PtrdMonitorCreate(&impl->lock); 714a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (rc != ESR_SUCCESS) 724a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project goto CLEANUP; 734a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project } 744a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#endif 754a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return ESR_SUCCESS; 764a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source ProjectCLEANUP: 774a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project self->destroy(self); 784a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return rc; 794a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project} 804a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 814a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 824a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#ifdef USE_THREAD 834a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#define LOCK_MUTEX(rc, impl) \ 844a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (impl->lock != NULL) \ 854a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project CHKLOG(rc, PtrdMonitorLock(impl->lock)); 864a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#else 874a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#define LOCK_MUTEX(rc, impl) 884a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#endif 894a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 904a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 914a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#ifdef USE_THREAD 924a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#define CLEANUP_AND_RETURN(rc, impl) \ 934a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (impl->lock!=NULL) \ 944a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project CHKLOG(rc, PtrdMonitorUnlock(impl->lock)); \ 954a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return ESR_SUCCESS; \ 964a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project CLEANUP: \ 974a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (impl->lock!=NULL) \ 984a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project PtrdMonitorUnlock(impl->lock); \ 994a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return rc; 1004a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#else 1014a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#define CLEANUP_AND_RETURN(rc, impl) \ 1024a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return ESR_SUCCESS; \ 1034a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project CLEANUP: \ 1044a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return rc; 1054a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#endif 1064a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 1074a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 1084a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source ProjectESR_ReturnCode PFileDestroyImpl(PFile* self) 1094a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project{ 1104a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project PFileImpl* impl = (PFileImpl*) self; 1114a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project ESR_ReturnCode rc; 1124a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project ESR_BOOL isOpen; 1134a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 1144a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project LOCK_MUTEX(rc, impl); 1154a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project CHKLOG(rc, self->isOpen(self, &isOpen)); 1164a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (isOpen) 1174a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project CHKLOG(rc, self->close(self)); 1184a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (impl->filename) 1194a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project { 1204a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project FREE(impl->filename); 1214a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl->filename = NULL; 1224a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project } 1234a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#ifdef USE_THREAD 1244a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (impl->lock != NULL) 1254a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project { 1264a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project PtrdMonitorUnlock(impl->lock); 1274a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project rc = PtrdMonitorDestroy(impl->lock); 1284a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (rc != ESR_SUCCESS) 1294a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project goto CLEANUP; 1304a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project } 1314a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#endif 1324a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return ESR_SUCCESS; 1334a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source ProjectCLEANUP: 1344a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#ifdef USE_THREAD 1354a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (impl->lock != NULL) 1364a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project PtrdMonitorUnlock(impl->lock); 1374a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#endif 1384a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return rc; 1394a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project} 1404a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 1414a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source ProjectESR_ReturnCode PFileGetFilenameImpl(PFile* self, LCHAR* filename, size_t* len) 1424a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project{ 1434a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project PFileImpl* impl = (PFileImpl*) self; 1444a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project ESR_ReturnCode rc; 1454a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 1464a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (self == NULL || len == NULL) 1474a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project { 1484a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project PLogError(L("ESR_INVALID_ARGUMENT")); 1494a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return ESR_INVALID_ARGUMENT; 1504a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project } 1514a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project LOCK_MUTEX(rc, impl); 1524a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (LSTRLEN(impl->filename) + 1 > *len) 1534a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project { 1544a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project *len = LSTRLEN(impl->filename) + 1; 1554a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project rc = ESR_BUFFER_OVERFLOW; 1564a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project goto CLEANUP; 1574a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project } 1584a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project LSTRCPY(filename, impl->filename); 1594a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project CLEANUP_AND_RETURN(rc, impl); 1604a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project} 1614a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 1624a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source ProjectESR_ReturnCode PFileVfprintfImpl(PFile* self, int* result, const LCHAR* format, va_list args) 1634a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project{ 1644a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project ESR_ReturnCode rc; 1654a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project ESR_BOOL isOpen; 1664a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#define BUFFER_SIZE 5120 1674a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project static LCHAR buffer[BUFFER_SIZE]; 1684a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project size_t len; 1694a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 1704a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (self == NULL) 1714a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project { 1724a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project PLogError(L("ESR_INVALID_ARGUMENT")); 1734a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return ESR_INVALID_ARGUMENT; 1744a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project } 1754a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 1764a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project CHKLOG(rc, self->isOpen(self, &isOpen)); 1774a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (!isOpen) 1784a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project { 1794a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project rc = ESR_OPEN_ERROR; 1804a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project PLogError(L("%s: cannot operate on closed file"), ESR_rc2str(rc)); 1814a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project goto CLEANUP; 1824a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project } 1834a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 1844a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project /* 1854a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * fprintf() is computationally expensive, so we compute its output without grabbing a lock 1864a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * and only lock while actually writing the results into the file. 1874a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project */ 1884a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (result != NULL) 1894a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project *result = vsprintf(buffer, format, args); 1904a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project else 1914a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project vsprintf(buffer, format, args); 1924a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project len = LSTRLEN(buffer); 1934a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project passert(len < BUFFER_SIZE); 1944a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 1954a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project CHKLOG(rc, self->write(self, buffer, sizeof(LCHAR), &len)); 1964a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return ESR_SUCCESS; 1974a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source ProjectCLEANUP: 1984a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return rc; 1994a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project} 200