14a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project/*---------------------------------------------------------------------------* 24a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project * LStringImpl.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 "lstring.h" 214a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#include "LStringImpl.h" 224a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#include "plog.h" 234a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#include "pmemory.h" 244a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 254a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#define MTAG NULL 264a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project#define INITIAL_SIZE 32 274a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 284a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source ProjectESR_ReturnCode LStringCreate(LString** self) 294a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project{ 304a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project LStringImpl* impl; 314a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 324a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl = NEW(LStringImpl, MTAG); 334a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (impl == NULL) 344a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return ESR_OUT_OF_MEMORY; 354a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl->Interface.append = &LString_Append; 364a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl->Interface.toLCHAR = &LString_ToLCHAR; 374a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl->Interface.reset = &LString_Reset; 384a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl->Interface.destroy = &LString_Destroy; 394a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl->size = INITIAL_SIZE; 404a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl->value = MALLOC(sizeof(LCHAR) * INITIAL_SIZE, MTAG); 414a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (impl->value == NULL) 424a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project { 434a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project PLogError(L("ESR_OUT_OF_MEMORY")); 444a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return ESR_OUT_OF_MEMORY; 454a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project } 464a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project LSTRCPY(impl->value, L("")); 474a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (impl->value == NULL) 484a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return ESR_OUT_OF_MEMORY; 494a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project *self = (LString*) impl; 504a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return ESR_SUCCESS; 514a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project} 524a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 534a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source ProjectESR_ReturnCode LString_Append(LString* self, const LCHAR* value) 544a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project{ 554a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project LStringImpl* impl = (LStringImpl*) self; 564a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project size_t needed; 574a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 584a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project needed = LSTRLEN(impl->value) + LSTRLEN(value) + 1; 594a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 604a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (needed > impl->size) 614a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project { 624a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project LCHAR* temp = REALLOC(impl->value, sizeof(LCHAR) * (needed + (impl->size / 2))); 634a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (temp == NULL) 644a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return ESR_OUT_OF_MEMORY; 654a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl->size = sizeof(LCHAR) * (needed + (impl->size / 2)); 664a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl->value = temp; 674a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project } 684a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project LSTRCAT(impl->value, value); 694a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return ESR_SUCCESS; 704a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project} 714a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 724a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source ProjectESR_ReturnCode LString_Reset(LString* self) 734a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project{ 744a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project LStringImpl* impl = (LStringImpl*) self; 754a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 764a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project LSTRCPY(impl->value, L("")); 774a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return ESR_SUCCESS; 784a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project} 794a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 804a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source ProjectESR_ReturnCode LString_ToLCHAR(LString* self, LCHAR** result) 814a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project{ 824a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project LStringImpl* impl = (LStringImpl*) self; 834a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 844a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project if (result == NULL) 854a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return ESR_INVALID_ARGUMENT; 864a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project *result = impl->value; 874a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project impl->value = NULL; 884a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return self->destroy(self); 894a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project} 904a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 914a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source ProjectESR_ReturnCode LString_Destroy(LString* self) 924a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project{ 934a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project LStringImpl* impl = (LStringImpl*) self; 944a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project 954a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project FREE(impl->value); 964a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project FREE(impl); 974a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project return ESR_SUCCESS; 984a68b3365c8c50aa93505e99ead2565ab73dcdb0The Android Open Source Project} 99