from lxml.includes.tree cimport const_xmlChar

cdef inline const_xmlChar* _b(text):

if text is None:

return NULL

if isinstance(text, str):

text = text.encode('utf8')

return text

return text

cdef inline _u(const_xmlChar* text):

return text.decode('utf8') if text != NULL else None

cdef extern from "xmlsec.h": # xmlsec/xmlsec.h

int xmlSecInit() nogil

int xmlSecShutdown() nogil

cdef extern from "xmlsec.h": # xmlsec/errors.h

int xmlSecErrorsDefaultCallbackEnableOutput(int) nogil

cdef extern from "xmlsec.h": # xmlsec/app.h

int xmlSecCryptoInit() nogil

int xmlSecCryptoShutdown() nogil

int xmlSecCryptoAppInit(char* name) nogil

int xmlSecCryptoAppShutdown() nogil