diff options
Diffstat (limited to 'python/types.c')
| -rw-r--r-- | python/types.c | 661 |
1 files changed, 661 insertions, 0 deletions
diff --git a/python/types.c b/python/types.c new file mode 100644 index 0000000..42279d0 --- /dev/null +++ b/python/types.c @@ -0,0 +1,661 @@ +/* + * types.c: converter functions between the internal representation + * and the Python objects + * + * See Copyright for the status of this software. + * + * daniel@veillard.com + */ +#include "libxml_wrap.h" + +PyObject * +libxml_intWrap(int val) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_intWrap: val = %d\n", val); +#endif + ret = PyInt_FromLong((long) val); + return (ret); +} + +PyObject * +libxml_longWrap(long val) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_longWrap: val = %ld\n", val); +#endif + ret = PyInt_FromLong(val); + return (ret); +} + +PyObject * +libxml_doubleWrap(double val) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_doubleWrap: val = %f\n", val); +#endif + ret = PyFloat_FromDouble((double) val); + return (ret); +} + +PyObject * +libxml_charPtrWrap(char *str) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlcharPtrWrap: str = %s\n", str); +#endif + if (str == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + /* TODO: look at deallocation */ + ret = PyString_FromString(str); + xmlFree(str); + return (ret); +} + +PyObject * +libxml_charPtrConstWrap(const char *str) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlcharPtrWrap: str = %s\n", str); +#endif + if (str == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + /* TODO: look at deallocation */ + ret = PyString_FromString(str); + return (ret); +} + +PyObject * +libxml_xmlCharPtrWrap(xmlChar * str) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlCharPtrWrap: str = %s\n", str); +#endif + if (str == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + /* TODO: look at deallocation */ + ret = PyString_FromString((char *) str); + xmlFree(str); + return (ret); +} + +PyObject * +libxml_xmlCharPtrConstWrap(const xmlChar * str) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlCharPtrWrap: str = %s\n", str); +#endif + if (str == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + /* TODO: look at deallocation */ + ret = PyString_FromString((char *) str); + return (ret); +} + +PyObject * +libxml_constcharPtrWrap(const char *str) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlcharPtrWrap: str = %s\n", str); +#endif + if (str == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + /* TODO: look at deallocation */ + ret = PyString_FromString(str); + return (ret); +} + +PyObject * +libxml_constxmlCharPtrWrap(const xmlChar * str) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlCharPtrWrap: str = %s\n", str); +#endif + if (str == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + /* TODO: look at deallocation */ + ret = PyString_FromString((char *) str); + return (ret); +} + +PyObject * +libxml_xmlDocPtrWrap(xmlDocPtr doc) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlDocPtrWrap: doc = %p\n", doc); +#endif + if (doc == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + /* TODO: look at deallocation */ + ret = + PyCObject_FromVoidPtrAndDesc((void *) doc, (char *) "xmlDocPtr", + NULL); + return (ret); +} + +PyObject * +libxml_xmlNodePtrWrap(xmlNodePtr node) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlNodePtrWrap: node = %p\n", node); +#endif + if (node == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) node, (char *) "xmlNodePtr", + NULL); + return (ret); +} + +PyObject * +libxml_xmlURIPtrWrap(xmlURIPtr uri) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlURIPtrWrap: uri = %p\n", uri); +#endif + if (uri == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) uri, (char *) "xmlURIPtr", + NULL); + return (ret); +} + +PyObject * +libxml_xmlNsPtrWrap(xmlNsPtr ns) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlNsPtrWrap: node = %p\n", ns); +#endif + if (ns == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) ns, (char *) "xmlNsPtr", + NULL); + return (ret); +} + +PyObject * +libxml_xmlAttrPtrWrap(xmlAttrPtr attr) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlAttrNodePtrWrap: attr = %p\n", attr); +#endif + if (attr == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) attr, (char *) "xmlAttrPtr", + NULL); + return (ret); +} + +PyObject * +libxml_xmlAttributePtrWrap(xmlAttributePtr attr) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlAttributePtrWrap: attr = %p\n", attr); +#endif + if (attr == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) attr, + (char *) "xmlAttributePtr", NULL); + return (ret); +} + +PyObject * +libxml_xmlElementPtrWrap(xmlElementPtr elem) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlElementNodePtrWrap: elem = %p\n", elem); +#endif + if (elem == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) elem, + (char *) "xmlElementPtr", NULL); + return (ret); +} + +PyObject * +libxml_xmlXPathContextPtrWrap(xmlXPathContextPtr ctxt) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlXPathContextPtrWrap: ctxt = %p\n", ctxt); +#endif + if (ctxt == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) ctxt, + (char *) "xmlXPathContextPtr", NULL); + return (ret); +} + +PyObject * +libxml_xmlXPathParserContextPtrWrap(xmlXPathParserContextPtr ctxt) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlXPathParserContextPtrWrap: ctxt = %p\n", ctxt); +#endif + if (ctxt == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = PyCObject_FromVoidPtrAndDesc((void *) ctxt, + (char *) "xmlXPathParserContextPtr", + NULL); + return (ret); +} + +PyObject * +libxml_xmlParserCtxtPtrWrap(xmlParserCtxtPtr ctxt) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlParserCtxtPtrWrap: ctxt = %p\n", ctxt); +#endif + if (ctxt == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + + ret = + PyCObject_FromVoidPtrAndDesc((void *) ctxt, + (char *) "xmlParserCtxtPtr", NULL); + return (ret); +} + +PyObject * +libxml_xmlXPathObjectPtrWrap(xmlXPathObjectPtr obj) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlXPathObjectPtrWrap: ctxt = %p\n", obj); +#endif + if (obj == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + switch (obj->type) { + case XPATH_XSLT_TREE: { + if ((obj->nodesetval == NULL) || + (obj->nodesetval->nodeNr == 0) || + (obj->nodesetval->nodeTab == NULL)) { + ret = PyList_New(0); + } else { + int i, len = 0; + xmlNodePtr node; + + node = obj->nodesetval->nodeTab[0]->children; + while (node != NULL) { + len++; + node = node->next; + } + ret = PyList_New(len); + node = obj->nodesetval->nodeTab[0]->children; + for (i = 0;i < len;i++) { + PyList_SetItem(ret, i, libxml_xmlNodePtrWrap(node)); + node = node->next; + } + } + /* + * Return now, do not free the object passed down + */ + return (ret); + } + case XPATH_NODESET: + if ((obj->nodesetval == NULL) + || (obj->nodesetval->nodeNr == 0)) { + ret = PyList_New(0); + } else { + int i; + xmlNodePtr node; + + ret = PyList_New(obj->nodesetval->nodeNr); + for (i = 0; i < obj->nodesetval->nodeNr; i++) { + node = obj->nodesetval->nodeTab[i]; + /* TODO: try to cast directly to the proper node type */ + PyList_SetItem(ret, i, libxml_xmlNodePtrWrap(node)); + } + } + break; + case XPATH_BOOLEAN: + ret = PyInt_FromLong((long) obj->boolval); + break; + case XPATH_NUMBER: + ret = PyFloat_FromDouble(obj->floatval); + break; + case XPATH_STRING: + ret = PyString_FromString((char *) obj->stringval); + break; + case XPATH_POINT: + case XPATH_RANGE: + case XPATH_LOCATIONSET: + default: + printf("Unable to convert XPath object type %d\n", obj->type); + Py_INCREF(Py_None); + ret = Py_None; + } + xmlXPathFreeObject(obj); + return (ret); +} + +xmlXPathObjectPtr +libxml_xmlXPathObjectPtrConvert(PyObject * obj) +{ + xmlXPathObjectPtr ret = NULL; + +#ifdef DEBUG + printf("libxml_xmlXPathObjectPtrConvert: obj = %p\n", obj); +#endif + if (obj == NULL) { + return (NULL); + } + if PyFloat_Check + (obj) { + ret = xmlXPathNewFloat((double) PyFloat_AS_DOUBLE(obj)); + } else if PyString_Check + (obj) { + xmlChar *str; + + str = xmlStrndup((const xmlChar *) PyString_AS_STRING(obj), + PyString_GET_SIZE(obj)); + ret = xmlXPathWrapString(str); + } else if PyList_Check + (obj) { + int i; + PyObject *node; + xmlNodePtr cur; + xmlNodeSetPtr set; + + set = xmlXPathNodeSetCreate(NULL); + + for (i = 0; i < PyList_Size(obj); i++) { + node = PyList_GetItem(obj, i); + if ((node == NULL) || (node->ob_type == NULL)) + continue; + + cur = NULL; + if (PyCObject_Check(node)) { + printf("Got a CObject\n"); + cur = PyxmlNode_Get(node); + } else if (PyInstance_Check(node)) { + PyInstanceObject *inst = (PyInstanceObject *) node; + PyObject *name = inst->in_class->cl_name; + + if PyString_Check + (name) { + char *type = PyString_AS_STRING(name); + PyObject *wrapper; + + if (!strcmp(type, "xmlNode")) { + wrapper = + PyObject_GetAttrString(node, (char *) "_o"); + if (wrapper != NULL) { + cur = PyxmlNode_Get(wrapper); + } + } + } + } else { + printf("Unknown object in Python return list\n"); + } + if (cur != NULL) { + xmlXPathNodeSetAdd(set, cur); + } + } + ret = xmlXPathWrapNodeSet(set); + } else { + printf("Unable to convert Python Object to XPath"); + } + Py_DECREF(obj); + return (ret); +} + +PyObject * +libxml_xmlCatalogPtrWrap(xmlCatalogPtr catal) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlNodePtrWrap: catal = %p\n", catal); +#endif + if (catal == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) catal, + (char *) "xmlCatalogPtr", NULL); + return (ret); +} + +PyObject * +libxml_xmlOutputBufferPtrWrap(xmlOutputBufferPtr buffer) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlOutputBufferPtrWrap: buffer = %p\n", buffer); +#endif + if (buffer == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) buffer, + (char *) "xmlOutputBufferPtr", NULL); + return (ret); +} + +PyObject * +libxml_xmlParserInputBufferPtrWrap(xmlParserInputBufferPtr buffer) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlParserInputBufferPtrWrap: buffer = %p\n", buffer); +#endif + if (buffer == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) buffer, + (char *) "xmlParserInputBufferPtr", NULL); + return (ret); +} + +#ifdef LIBXML_REGEXP_ENABLED +PyObject * +libxml_xmlRegexpPtrWrap(xmlRegexpPtr regexp) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlRegexpPtrWrap: regexp = %p\n", regexp); +#endif + if (regexp == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) regexp, + (char *) "xmlRegexpPtr", NULL); + return (ret); +} +#endif /* LIBXML_REGEXP_ENABLED */ + +PyObject * +libxml_xmlTextReaderPtrWrap(xmlTextReaderPtr reader) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlTextReaderPtrWrap: reader = %p\n", reader); +#endif + if (reader == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) reader, + (char *) "xmlTextReaderPtr", NULL); + return (ret); +} + +PyObject * +libxml_xmlTextReaderLocatorPtrWrap(xmlTextReaderLocatorPtr locator) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlTextReaderLocatorPtrWrap: locator = %p\n", locator); +#endif + if (locator == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) locator, + (char *) "xmlTextReaderLocatorPtr", NULL); + return (ret); +} + +#ifdef LIBXML_SCHEMAS_ENABLED +PyObject * +libxml_xmlRelaxNGPtrWrap(xmlRelaxNGPtr ctxt) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlRelaxNGPtrWrap: ctxt = %p\n", ctxt); +#endif + if (ctxt == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) ctxt, + (char *) "xmlRelaxNGPtr", NULL); + return (ret); +} + +PyObject * +libxml_xmlRelaxNGParserCtxtPtrWrap(xmlRelaxNGParserCtxtPtr ctxt) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlRelaxNGParserCtxtPtrWrap: ctxt = %p\n", ctxt); +#endif + if (ctxt == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) ctxt, + (char *) "xmlRelaxNGParserCtxtPtr", NULL); + return (ret); +} +PyObject * +libxml_xmlRelaxNGValidCtxtPtrWrap(xmlRelaxNGValidCtxtPtr valid) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlRelaxNGValidCtxtPtrWrap: valid = %p\n", valid); +#endif + if (valid == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) valid, + (char *) "xmlRelaxNGValidCtxtPtr", NULL); + return (ret); +} +#endif /* LIBXML_SCHEMAS_ENABLED */ + +PyObject * +libxml_xmlErrorPtrWrap(xmlErrorPtr error) +{ + PyObject *ret; + +#ifdef DEBUG + printf("libxml_xmlErrorPtrWrap: error = %p\n", error); +#endif + if (error == NULL) { + Py_INCREF(Py_None); + return (Py_None); + } + ret = + PyCObject_FromVoidPtrAndDesc((void *) error, + (char *) "xmlErrorPtr", NULL); + return (ret); +} |