130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun/* 230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * Copyright 2011 Google Inc. All Rights Reserved. 330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * 430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * Licensed under the Apache License, Version 2.0 (the "License"); 530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * you may not use this file except in compliance with the License. 630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * You may obtain a copy of the License at 730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * 830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * http://www.apache.org/licenses/LICENSE-2.0 930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * 1030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * Unless required by applicable law or agreed to in writing, software 1130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * distributed under the License is distributed on an "AS IS" BASIS, 1230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * See the License for the specific language governing permissions and 1430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun * limitations under the License. 1530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun */ 1630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 1730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#include "sfntly/data/growable_memory_byte_array.h" 1830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 1930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#include <limits.h> 2030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#include <string.h> 2130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 2230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun#include <algorithm> 2330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 2430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunnamespace sfntly { 2530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 2630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim GurunGrowableMemoryByteArray::GrowableMemoryByteArray() 2730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun : ByteArray(0, INT_MAX, true) { 2830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun // Note: We did not set an initial size of array like Java because STL 2930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun // implementation will determine the best strategy. 3030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 3130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 3230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim GurunGrowableMemoryByteArray::~GrowableMemoryByteArray() {} 3330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 3430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunint32_t GrowableMemoryByteArray::CopyTo(OutputStream* os, 3530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun int32_t offset, 3630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun int32_t length) { 3730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun assert(os); 3830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun os->Write(&b_, offset, length); 3930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun return length; 4030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 4130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 4230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunvoid GrowableMemoryByteArray::InternalPut(int32_t index, byte_t b) { 4330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun if ((size_t)index >= b_.size()) { 4430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun b_.resize((size_t)(index + 1)); 4530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun } 4630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun b_[index] = b; 4730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 4830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 4930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunint32_t GrowableMemoryByteArray::InternalPut(int32_t index, 5030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun byte_t* b, 5130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun int32_t offset, 5230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun int32_t length) { 5330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun if ((size_t)index + length >= b_.size()) { 5430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun // Note: We grow one byte more than Java version. VC debuggers shows 5530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun // data better this way. 5630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun b_.resize((size_t)(index + length + 1)); 5730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun } 5830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun std::copy(b + offset, b + offset + length, b_.begin() + index); 5930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun return length; 6030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 6130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 6230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunbyte_t GrowableMemoryByteArray::InternalGet(int32_t index) { 6330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun return b_[index]; 6430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 6530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 6630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunint32_t GrowableMemoryByteArray::InternalGet(int32_t index, 6730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun byte_t* b, 6830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun int32_t offset, 6930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun int32_t length) { 7030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun memcpy(b + offset, &(b_[0]) + index, length); 7130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun return length; 7230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 7330d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 7430d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunvoid GrowableMemoryByteArray::Close() { 7530d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun b_.clear(); 7630d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 7730d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 7830d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurunbyte_t* GrowableMemoryByteArray::Begin() { 7930d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun return &(b_[0]); 8030d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} 8130d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun 8230d4e1f3d81ad9f7a1aa14ce6d2ceb5df56c15cdSelim Gurun} // namespace sfntly 83