static int
xmlSecXPathDataNodeRead(xmlSecXPathDataPtr data, xmlNodePtr node) {
int ret;
xmlSecAssert2(data != NULL, -1);
xmlSecAssert2(data->expr == NULL, -1);
xmlSecAssert2(data->ctx != NULL, -1);
xmlSecAssert2(node != NULL, -1);
ret = xmlSecXPathDataRegisterNamespaces (data, node);
if(ret < 0) {
xmlSecError(XMLSEC_ERRORS_HERE,
NULL,
"xmlSecXPathDataRegisterNamespaces",
XMLSEC_ERRORS_R_XMLSEC_FAILED,
XMLSEC_ERRORS_NO_MESSAGE);
return(-1);
}
/* read node content and set expr */
data->expr = xmlNodeGetContent(node);
if(data->expr == NULL) {
xmlSecError(XMLSEC_ERRORS_HERE,
NULL,
xmlSecErrorsSafeString(xmlSecNodeGetName(node)),
XMLSEC_ERRORS_R_INVALID_NODE_CONTENT,
XMLSEC_ERRORS_NO_MESSAGE);
return(-1);
}
return(0);
}
/**
* xmlSecTransformXPointerSetExpr:
* @transform: the pointer to XPointer transform.
* @expr: the XPointer expression.
* @nodeSetType: the type of evaluated XPointer expression.
* @hereNode: the pointer to "here" node.
*
* Sets the XPointer expression for an XPointer @transform.
*
* Returns: 0 on success or a negative value if an error occurs.
*/
int
xmlSecTransformXPointerSetExpr(xmlSecTransformPtr transform, const xmlChar* expr,
xmlSecNodeSetType nodeSetType, xmlNodePtr hereNode) {
xmlSecPtrListPtr dataList;
xmlSecXPathDataPtr data;
int ret;
xmlSecAssert2(xmlSecTransformCheckId(transform, xmlSecTransformXPointerId), -1);
xmlSecAssert2(transform->hereNode == NULL, -1);
xmlSecAssert2(expr != NULL, -1);
xmlSecAssert2(hereNode != NULL, -1);
transform->hereNode = hereNode;
dataList = xmlSecXPathTransformGetDataList(transform);
xmlSecAssert2(xmlSecPtrListCheckId(dataList, xmlSecXPathDataListId), -1);
xmlSecAssert2(xmlSecPtrListGetSize(dataList) == 0, -1);
data = xmlSecXPathDataCreate(xmlSecXPathDataTypeXPointer);
if(data == NULL) {
xmlSecInternalError("xmlSecXPathDataCreate",
xmlSecTransformGetName(transform));
return(-1);
}
ret = xmlSecXPathDataRegisterNamespaces(data, hereNode);
if(ret < 0) {
xmlSecInternalError("xmlSecXPathDataRegisterNamespaces",
xmlSecTransformGetName(transform));
xmlSecXPathDataDestroy(data);
return(-1);
}
ret = xmlSecXPathDataSetExpr(data, expr);
if(ret < 0) {
xmlSecInternalError("xmlSecXPathDataSetExpr",
xmlSecTransformGetName(transform));
xmlSecXPathDataDestroy(data);
return(-1);
}
/* append it to the list */
ret = xmlSecPtrListAdd(dataList, data);
if(ret < 0) {
xmlSecInternalError("xmlSecPtrListAdd",
xmlSecTransformGetName(transform));
xmlSecXPathDataDestroy(data);
return(-1);
}
/* set correct node set type and operation */
data->nodeSetOp = xmlSecNodeSetIntersection;
data->nodeSetType = nodeSetType;
return(0);
}
static int
xmlSecXPathDataNodeRead(xmlSecXPathDataPtr data, xmlNodePtr node) {
int ret;
xmlSecAssert2(data != NULL, -1);
xmlSecAssert2(data->expr == NULL, -1);
xmlSecAssert2(data->ctx != NULL, -1);
xmlSecAssert2(node != NULL, -1);
ret = xmlSecXPathDataRegisterNamespaces (data, node);
if(ret < 0) {
xmlSecInternalError("xmlSecXPathDataRegisterNamespaces", NULL);
return(-1);
}
/* read node content and set expr */
data->expr = xmlNodeGetContent(node);
if(data->expr == NULL) {
xmlSecInvalidNodeContentError(node, NULL, "empty");
return(-1);
}
return(0);
}
