/ lib / lxml / includes / xpath.pxd
xpath.pxd
  1  from lxml.includes cimport tree
  2  from lxml.includes cimport xmlerror
  3  
  4  from libc.string cimport const_char
  5  from lxml.includes.tree cimport xmlChar, const_xmlChar
  6  
  7  cdef extern from "libxml/xpath.h":
  8      ctypedef enum xmlXPathObjectType:
  9          XPATH_UNDEFINED = 0
 10          XPATH_NODESET = 1
 11          XPATH_BOOLEAN = 2
 12          XPATH_NUMBER = 3
 13          XPATH_STRING = 4
 14          XPATH_POINT = 5
 15          XPATH_RANGE = 6
 16          XPATH_LOCATIONSET = 7
 17          XPATH_USERS = 8
 18          XPATH_XSLT_TREE = 9
 19  
 20      ctypedef enum xmlXPathError:
 21          XPATH_EXPRESSION_OK = 0
 22          XPATH_NUMBER_ERROR = 1
 23          XPATH_UNFINISHED_LITERAL_ERROR = 2
 24          XPATH_START_LITERAL_ERROR = 3
 25          XPATH_VARIABLE_REF_ERROR = 4
 26          XPATH_UNDEF_VARIABLE_ERROR = 5
 27          XPATH_INVALID_PREDICATE_ERROR = 6
 28          XPATH_EXPR_ERROR = 7
 29          XPATH_UNCLOSED_ERROR = 8
 30          XPATH_UNKNOWN_FUNC_ERROR = 9
 31          XPATH_INVALID_OPERAND = 10
 32          XPATH_INVALID_TYPE = 11
 33          XPATH_INVALID_ARITY = 12
 34          XPATH_INVALID_CTXT_SIZE = 13
 35          XPATH_INVALID_CTXT_POSITION = 14
 36          XPATH_MEMORY_ERROR = 15
 37          XPTR_SYNTAX_ERROR = 16
 38          XPTR_RESOURCE_ERROR = 17
 39          XPTR_SUB_RESOURCE_ERROR = 18
 40          XPATH_UNDEF_PREFIX_ERROR = 19
 41          XPATH_ENCODING_ERROR = 20
 42          XPATH_INVALID_CHAR_ERROR = 21
 43          XPATH_INVALID_CTXT = 22
 44  
 45      ctypedef struct xmlNodeSet:
 46          int nodeNr
 47          int nodeMax
 48          tree.xmlNode** nodeTab
 49          
 50      ctypedef struct xmlXPathObject:
 51          xmlXPathObjectType type
 52          xmlNodeSet* nodesetval
 53          bint boolval
 54          double floatval
 55          xmlChar* stringval
 56  
 57      ctypedef struct xmlXPathContext:
 58          tree.xmlDoc* doc
 59          tree.xmlNode* node
 60          tree.xmlDict* dict
 61          tree.xmlHashTable* nsHash
 62          const_xmlChar* function
 63          const_xmlChar* functionURI
 64          xmlerror.xmlStructuredErrorFunc error
 65          xmlerror.xmlError lastError
 66          void* userData
 67  
 68      ctypedef struct xmlXPathParserContext:
 69          xmlXPathContext* context
 70          xmlXPathObject* value
 71          tree.xmlNode* ancestor
 72          int error
 73  
 74      ctypedef struct xmlXPathCompExpr
 75  
 76      ctypedef void (*xmlXPathFunction)(xmlXPathParserContext* ctxt, int nargs) nogil
 77      ctypedef xmlXPathFunction (*xmlXPathFuncLookupFunc)(void* ctxt,
 78                                                          const_xmlChar* name,
 79                                                          const_xmlChar* ns_uri) nogil
 80      
 81      cdef xmlXPathContext* xmlXPathNewContext(tree.xmlDoc* doc) nogil
 82      cdef xmlXPathObject* xmlXPathEvalExpression(const_xmlChar* str,
 83                                                  xmlXPathContext* ctxt) nogil
 84      cdef xmlXPathObject* xmlXPathCompiledEval(xmlXPathCompExpr* comp,
 85                                                xmlXPathContext* ctxt) nogil
 86      cdef xmlXPathCompExpr* xmlXPathCompile(const_xmlChar* str) nogil
 87      cdef xmlXPathCompExpr* xmlXPathCtxtCompile(xmlXPathContext* ctxt,
 88                                                 const_xmlChar* str) nogil
 89      cdef void xmlXPathFreeContext(xmlXPathContext* ctxt) nogil
 90      cdef void xmlXPathFreeCompExpr(xmlXPathCompExpr* comp) nogil
 91      cdef void xmlXPathFreeObject(xmlXPathObject* obj) nogil
 92      cdef int xmlXPathRegisterNs(xmlXPathContext* ctxt,
 93                                  const_xmlChar* prefix, const_xmlChar* ns_uri) nogil
 94      
 95      cdef xmlNodeSet* xmlXPathNodeSetCreate(tree.xmlNode* val) nogil
 96      cdef void xmlXPathFreeNodeSet(xmlNodeSet* val) nogil
 97  
 98  
 99  cdef extern from "libxml/xpathInternals.h":
100      cdef int xmlXPathRegisterFunc(xmlXPathContext* ctxt,
101                                    const_xmlChar* name,
102                                    xmlXPathFunction f) nogil
103      cdef int xmlXPathRegisterFuncNS(xmlXPathContext* ctxt,
104                                      const_xmlChar* name,
105                                      const_xmlChar* ns_uri,
106                                      xmlXPathFunction f) nogil
107      cdef void xmlXPathRegisterFuncLookup(xmlXPathContext *ctxt,
108                                           xmlXPathFuncLookupFunc f,
109                                           void *funcCtxt) nogil
110      cdef int xmlXPathRegisterVariable(xmlXPathContext *ctxt, 
111                                        const_xmlChar* name,
112                                        xmlXPathObject* value) nogil
113      cdef int xmlXPathRegisterVariableNS(xmlXPathContext *ctxt, 
114                                          const_xmlChar* name,
115                                          const_xmlChar* ns_uri,
116                                          xmlXPathObject* value) nogil
117      cdef void xmlXPathRegisteredVariablesCleanup(xmlXPathContext *ctxt) nogil
118      cdef void xmlXPathRegisteredNsCleanup(xmlXPathContext *ctxt) nogil
119      cdef xmlXPathObject* valuePop (xmlXPathParserContext *ctxt) nogil
120      cdef int valuePush(xmlXPathParserContext* ctxt, xmlXPathObject *value) nogil
121      
122      cdef xmlXPathObject* xmlXPathNewCString(const_char *val) nogil
123      cdef xmlXPathObject* xmlXPathWrapCString(const_char * val) nogil
124      cdef xmlXPathObject* xmlXPathNewString(const_xmlChar *val) nogil
125      cdef xmlXPathObject* xmlXPathWrapString(const_xmlChar * val) nogil
126      cdef xmlXPathObject* xmlXPathNewFloat(double val) nogil
127      cdef xmlXPathObject* xmlXPathNewBoolean(int val) nogil
128      cdef xmlXPathObject* xmlXPathNewNodeSet(tree.xmlNode* val) nogil
129      cdef xmlXPathObject* xmlXPathNewValueTree(tree.xmlNode* val) nogil
130      cdef void xmlXPathNodeSetAdd(xmlNodeSet* cur,
131                                    tree.xmlNode* val) nogil
132      cdef void xmlXPathNodeSetAddUnique(xmlNodeSet* cur,
133                                          tree.xmlNode* val) nogil
134      cdef xmlXPathObject* xmlXPathWrapNodeSet(xmlNodeSet* val) nogil
135      cdef void xmlXPathErr(xmlXPathParserContext* ctxt, int error) nogil