dmcallis
65a0592776
Source code drop for the Actionscript virtual machine in the Adobe Flash Player for December 2013
59 lines
1.4 KiB
C++
59 lines
1.4 KiB
C++
/* -*- Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 4 -*- */
|
|
/* vi: set ts=4 sw=4 expandtab: (add to ~/.vimrc: set modeline modelines=5) */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#include "avmshell.h"
|
|
|
|
namespace avmshell
|
|
{
|
|
FileInputStream::FileInputStream(const char *filename)
|
|
{
|
|
file = Platform::GetInstance()->createFile();
|
|
if(file)
|
|
{
|
|
if(file->open(filename, File::OPEN_READ_BINARY))
|
|
{
|
|
len = file->size();
|
|
}
|
|
else
|
|
{
|
|
Platform::GetInstance()->destroyFile(file);
|
|
file = NULL;
|
|
}
|
|
}
|
|
}
|
|
|
|
bool FileInputStream::valid() const
|
|
{
|
|
return file != NULL;
|
|
}
|
|
|
|
FileInputStream::~FileInputStream()
|
|
{
|
|
Platform::GetInstance()->destroyFile(file);
|
|
}
|
|
|
|
void FileInputStream::seek(int64_t offset)
|
|
{
|
|
file->setPosition(offset);
|
|
}
|
|
|
|
int64_t FileInputStream::available()
|
|
{
|
|
int64_t pos = file->getPosition();
|
|
if(pos >= 0 )
|
|
{
|
|
return len - pos;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
size_t FileInputStream::read(void *buffer,
|
|
size_t count)
|
|
{
|
|
return file->read(buffer, count);
|
|
}
|
|
}
|