161 lines
4.4 KiB
C++
161 lines
4.4 KiB
C++
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is [Open Source Virtual Machine.].
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Adobe System Incorporated.
|
|
* Portions created by the Initial Developer are Copyright (C) 2004-2006
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Adobe AS3 Team
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
|
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
|
|
#include "avmshell.h"
|
|
|
|
#include <stdlib.h>
|
|
|
|
namespace avmshell
|
|
{
|
|
BEGIN_NATIVE_MAP(FileClass)
|
|
NATIVE_METHOD(avmplus_File_exists, FileClass::exists)
|
|
NATIVE_METHOD(avmplus_File_read, FileClass::read)
|
|
NATIVE_METHOD(avmplus_File_write, FileClass::write)
|
|
END_NATIVE_MAP()
|
|
|
|
FileClass::FileClass(VTable *cvtable)
|
|
: ClassClosure(cvtable)
|
|
{
|
|
createVanillaPrototype();
|
|
}
|
|
|
|
bool FileClass::exists(Stringp filename)
|
|
{
|
|
if (!filename) {
|
|
toplevel()->throwArgumentError(kNullArgumentError, "filename");
|
|
}
|
|
UTF8String* filenameUTF8 = filename->toUTF8String();
|
|
FILE *fp = fopen(filenameUTF8->c_str(), "r");
|
|
if (fp != NULL) {
|
|
fclose(fp);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
Stringp FileClass::read(Stringp filename)
|
|
{
|
|
Toplevel* toplevel = this->toplevel();
|
|
AvmCore* core = this->core();
|
|
|
|
if (!filename) {
|
|
toplevel->throwArgumentError(kNullArgumentError, "filename");
|
|
}
|
|
UTF8String* filenameUTF8 = filename->toUTF8String();
|
|
FILE *fp = fopen(filenameUTF8->c_str(), "r");
|
|
if (fp == NULL) {
|
|
toplevel->throwError(kFileOpenError, filename);
|
|
}
|
|
fseek(fp, 0L, SEEK_END);
|
|
long len = ftell(fp);
|
|
rewind(fp);
|
|
|
|
unsigned char *c = new unsigned char[len+1];
|
|
len = fread(c, 1, len, fp);
|
|
c[len] = 0;
|
|
|
|
fclose(fp);
|
|
|
|
if (len >= 3)
|
|
{
|
|
// UTF8 BOM
|
|
if ((c[0] == 0xef) && (c[1] == 0xbb) && (c[2] == 0xbf))
|
|
{
|
|
return core->newString(((char *)c) + 3, len - 3);
|
|
}
|
|
else if ((c[0] == 0xfe) && (c[1] == 0xff))
|
|
{
|
|
//UTF-16 big endian
|
|
c += 2;
|
|
len = (len - 2) >> 1;
|
|
Stringp out = new (core->GetGC()) String(len);
|
|
wchar *buffer = out->lockBuffer();
|
|
for (long i = 0; i < len; i++)
|
|
{
|
|
buffer[i] = (c[0] << 8) + c[1];
|
|
c += 2;
|
|
}
|
|
out->unlockBuffer();
|
|
|
|
return out;
|
|
}
|
|
else if ((c[0] == 0xff) && (c[1] == 0xfe))
|
|
{
|
|
//UTF-16 little endian
|
|
c += 2;
|
|
len = (len - 2) >> 1;
|
|
Stringp out = new (core->GetGC()) String(len);
|
|
wchar *buffer = out->lockBuffer();
|
|
for (long i = 0; i < len; i++)
|
|
{
|
|
buffer[i] = (c[1] << 8) + c[0];
|
|
c += 2;
|
|
}
|
|
out->unlockBuffer();
|
|
return out;
|
|
}
|
|
}
|
|
|
|
Stringp out = core->newString((char *) c);
|
|
delete [] c;
|
|
|
|
return out;
|
|
}
|
|
|
|
void FileClass::write(Stringp filename,
|
|
Stringp data)
|
|
{
|
|
Toplevel* toplevel = this->toplevel();
|
|
|
|
if (!filename) {
|
|
toplevel->throwArgumentError(kNullArgumentError, "filename");
|
|
}
|
|
if (!data) {
|
|
toplevel->throwArgumentError(kNullArgumentError, "data");
|
|
}
|
|
UTF8String* filenameUTF8 = filename->toUTF8String();
|
|
FILE *fp = fopen(filenameUTF8->c_str(), "w");
|
|
if (fp == NULL) {
|
|
toplevel->throwError(kFileWriteError, filename);
|
|
}
|
|
UTF8String* dataUTF8 = data->toUTF8String();
|
|
fwrite(dataUTF8->c_str(), dataUTF8->length(), 1, fp);
|
|
fclose(fp);
|
|
}
|
|
}
|