XMLError XMLDocument::Parse( const char* p, size_t len )
{
const char* start = p;
Clear();
if ( !p || !*p ) {
SetError( XML_ERROR_EMPTY_DOCUMENT, 0, 0 );
return _errorID;
}
if ( len == (size_t)(-1) ) {
len = strlen( p );
}
_charBuffer = new char[ len+1 ];
memcpy( _charBuffer, p, len );
_charBuffer[len] = 0;
p = XMLUtil::SkipWhiteSpace( p );
p = XMLUtil::ReadBOM( p, &_writeBOM );
if ( !p || !*p ) {
SetError( XML_ERROR_EMPTY_DOCUMENT, 0, 0 );
return _errorID;
}
ptrdiff_t delta = p - start; // skip initial whitespace, BOM, etc.
ParseDeep( _charBuffer+delta, 0 );
return _errorID;
}
XMLError XMLDocument::Parse( const char* p, size_t len )
{
DeleteChildren();
InitDocument();
if ( !p || !*p ) {
SetError( XML_ERROR_EMPTY_DOCUMENT, 0, 0 );
return _errorID;
}
if ( len == (size_t)(-1) ) {
len = strlen( p );
}
_charBuffer = new char[ len+1 ];
memcpy( _charBuffer, p, len );
_charBuffer[len] = 0;
p = XMLUtil::SkipWhiteSpace( p );
p = XMLUtil::ReadBOM( p, &_writeBOM );
if ( !p || !*p ) {
SetError( XML_ERROR_EMPTY_DOCUMENT, 0, 0 );
return _errorID;
}
ParseDeep( _charBuffer, 0 );
return _errorID;
}
XMLError XMLDocument::LoadFile( const char* filename )
{
DeleteChildren();
InitDocument();
FILE* fp = 0;
#if defined(_MSC_VER) && (_MSC_VER >= 1400 ) && (CC_TARGET_PLATFORM != CC_PLATFORM_MARMALADE)
errno_t err = fopen_s(&fp, filename, "rb" );
if ( !fp || err) {
#else
fp = fopen( filename, "rb" );
if ( !fp) {
#endif
SetError( XML_ERROR_FILE_NOT_FOUND, filename, 0 );
return _errorID;
}
LoadFile( fp );
fclose( fp );
return _errorID;
}
XMLError XMLDocument::LoadFile( FILE* fp )
{
DeleteChildren();
InitDocument();
fseek( fp, 0, SEEK_END );
size_t size = ftell( fp );
fseek( fp, 0, SEEK_SET );
if ( size == 0 ) {
return _errorID;
}
_charBuffer = new char[size+1];
size_t read = fread( _charBuffer, 1, size, fp );
if ( read != size ) {
SetError( XML_ERROR_FILE_READ_ERROR, 0, 0 );
return _errorID;
}
_charBuffer[size] = 0;
const char* p = _charBuffer;
p = XMLUtil::SkipWhiteSpace( p );
p = XMLUtil::ReadBOM( p, &_writeBOM );
if ( !p || !*p ) {
SetError( XML_ERROR_EMPTY_DOCUMENT, 0, 0 );
return _errorID;
}
ParseDeep( _charBuffer + (p-_charBuffer), 0 );
return _errorID;
}
XMLError XMLDocument::LoadFile(FILE* fp)
{
Clear();
fseek(fp, 0, SEEK_SET);
if (fgetc(fp) == EOF && ferror(fp) != 0)
{
SetError(XML_ERROR_FILE_READ_ERROR, 0, 0);
return _errorID;
}
fseek(fp, 0, SEEK_END);
const long filelength = ftell(fp);
fseek(fp, 0, SEEK_SET);
if (filelength == -1L)
{
SetError(XML_ERROR_FILE_READ_ERROR, 0, 0);
return _errorID;
}
const size_t size = filelength;
if (size == 0)
{
SetError(XML_ERROR_EMPTY_DOCUMENT, 0, 0);
return _errorID;
}
_charBuffer = new char[size + 1];
size_t read = fread(_charBuffer, 1, size, fp);
if (read != size)
{
SetError(XML_ERROR_FILE_READ_ERROR, 0, 0);
return _errorID;
}
_charBuffer[size] = 0;
const char* p = _charBuffer;
p = XMLUtil::SkipWhiteSpace(p);
p = XMLUtil::ReadBOM(p, &_writeBOM);
if (!p || !*p)
{
SetError(XML_ERROR_EMPTY_DOCUMENT, 0, 0);
return _errorID;
}
ParseDeep(_charBuffer + (p - _charBuffer), 0);
return _errorID;
}
XMLError XMLDocument::Parse(const char* p, size_t len)
{
const char* start = p;
Clear();
if (len == 0 || !p || !*p)
{
SetError(XML_ERROR_EMPTY_DOCUMENT, 0, 0);
return _errorID;
}
if (len == (size_t)(-1))
{
len = strlen(p);
}
_charBuffer = new char[len + 1];
memcpy(_charBuffer, p, len);
_charBuffer[len] = 0;
p = XMLUtil::SkipWhiteSpace(p);
p = XMLUtil::ReadBOM(p, &_writeBOM);
if (!p || !*p)
{
SetError(XML_ERROR_EMPTY_DOCUMENT, 0, 0);
return _errorID;
}
ptrdiff_t delta = p - start; // skip initial whitespace, BOM, etc.
ParseDeep(_charBuffer + delta, 0);
if (_errorID)
{
// clean up now essentially dangling memory.
// and the parse fail can put objects in the
// pools that are dead and inaccessible.
DeleteChildren();
_elementPool.Clear();
_attributePool.Clear();
_textPool.Clear();
_commentPool.Clear();
}
return _errorID;
}
