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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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* The contents of this file are subject to the Mozilla Public License Version
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*
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* 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.
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* the Initial Developer. All Rights Reserved.
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* Adobe AS3 Team
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#ifndef __avmplus_XMLParser16__
#define __avmplus_XMLParser16__
namespace avmplus
{
/**
* XMLTag represents a single XML tag. It is output by the
* XMLParser class, the XML parser.
*/
class XMLTag
{
public:
XMLTag(MMgc::GC *gc) : attributes(gc, 0)
{
reset();
}
void reset()
{
text = NULL;
nodeType = kNoType;
empty = false;
attributes.clear();
}
enum TagType {
kNoType = 0,
// These match the W3C XML DOM SPEC
// http://www.w3.org/TR/2000/REC-DOM-Level-2-Core-20001113/core.html
// (Search for ELEMENT_NODE)
kElementType = 1,
kTextNodeType = 3,
kCDataSection = 4,
kProcessingInstruction = 7,
kComment = 8,
kDocTypeDeclaration = 10,
// This does not match the W3C XML DOM SPEC
kXMLDeclaration = 13
};
Stringp text;
enum TagType nodeType;
bool empty;
List<Stringp> attributes;
/**
* nextAttribute is used to iterate over the
* attributes of a XML tag
*/
bool nextAttribute(uint32& index,
Stringp& name,
Stringp& value);
};
/**
* XMLParser is a XML parser which takes 16-bit wide characters
* as input. The parser operates in "pull" fashion, returning a
* single tag or text node on each call to the GetNext method.
*
* This XML parser is used to support E4X in AVM+.
*/
class XMLParser
{
public:
XMLParser(AvmCore *core, Stringp str);
~XMLParser()
{
core = NULL;
m_pos = 0;
m_ignoreWhite = false;
m_condenseWhite = false;
}
void parse(bool ignoreWhite = false);
int getNext(XMLTag& tag);
enum {
kNoError = 0,
kEndOfDocument = -1,
kUnterminatedCDataSection = -2,
kUnterminatedXMLDeclaration = -3,
kUnterminatedDocTypeDeclaration = -4,
kUnterminatedComment = -5,
kMalformedElement = -6,
kOutOfMemory = -7,
kUnterminatedAttributeValue = -8,
kUnterminatedElement = -9,
kElementNeverBegun = -10,
kUnterminatedProcessingInstruction = -11
};
AvmCore* core;
inline bool getCondenseWhite() const { return m_condenseWhite; }
inline void setCondenseWhite(bool flag) { m_condenseWhite = flag; }
private:
inline bool atEnd() const { return (m_pos >= m_str->length()); }
// get a substring, and remove &xx; entities
Stringp unescape (int32_t start, int32_t end, bool bIntern);
// skip a prefix, return true if skipped
bool skipPrefix (int32_t pos, const char* prefix, int32_t len);
// skip white space, return false if at end
bool skipWhiteSpace();
StringIndexer m_str;
int32_t m_pos;
bool m_ignoreWhite;
bool m_condenseWhite;
};
}
#endif