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[EDIT] FILE: xmlschema.pxd

from lxml.includes.tree cimport xmlDoc
from lxml.includes.xmlparser cimport xmlSAXHandler
from lxml.includes.xmlerror cimport xmlStructuredErrorFunc

cdef extern from "libxml/xmlschemas.h":
    ctypedef struct xmlSchema
    ctypedef struct xmlSchemaParserCtxt

ctypedef struct xmlSchemaSAXPlugStruct
    ctypedef struct xmlSchemaValidCtxt

ctypedef enum xmlSchemaValidOption:
        XML_SCHEMA_VAL_VC_I_CREATE = 1

cdef xmlSchemaValidCtxt* xmlSchemaNewValidCtxt(xmlSchema* schema) nogil
    cdef void xmlSchemaSetParserStructuredErrors(xmlSchemaParserCtxt* ctxt,
        xmlStructuredErrorFunc serror, void *ctx)
    cdef void xmlSchemaSetValidStructuredErrors(xmlSchemaValidCtxt* ctxt,
        xmlStructuredErrorFunc serror, void *ctx)

cdef int xmlSchemaValidateDoc(xmlSchemaValidCtxt* ctxt, xmlDoc* doc) nogil
    cdef xmlSchema* xmlSchemaParse(xmlSchemaParserCtxt* ctxt) nogil
    cdef xmlSchemaParserCtxt* xmlSchemaNewParserCtxt(char* URL) nogil
    cdef xmlSchemaParserCtxt* xmlSchemaNewDocParserCtxt(xmlDoc* doc) nogil
    cdef void xmlSchemaFree(xmlSchema* schema) nogil
    cdef void xmlSchemaFreeParserCtxt(xmlSchemaParserCtxt* ctxt) nogil
    cdef void xmlSchemaFreeValidCtxt(xmlSchemaValidCtxt* ctxt) nogil
    cdef int xmlSchemaSetValidOptions(xmlSchemaValidCtxt* ctxt,
                                      int options) nogil

cdef xmlSchemaSAXPlugStruct* xmlSchemaSAXPlug(xmlSchemaValidCtxt* ctxt,
                                                  xmlSAXHandler** sax,
                                                  void** data) nogil
    cdef int xmlSchemaSAXUnplug(xmlSchemaSAXPlugStruct* sax_plug)
    cdef int xmlSchemaIsValid(xmlSchemaValidCtxt* ctxt)

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