Function spatialite_sys::gaiaXmlBlobGetDocumentSize

pub unsafe extern "C" fn gaiaXmlBlobGetDocumentSize(
    blob: *const c_uchar, 
    size: c_int
) -> c_int

Return the XMLDocument size (in bytes) from a valid XmlBLOB buffer

\param blob pointer to the XmlBLOB buffer. \param size XmlBLOB's size (in bytes).

\return the XMLDocument size (in bytes) for any valid XmlBLOB; -1 if the BLOB isn't a valid XmlBLOB.