diff options
Diffstat (limited to 'src/pugixml.cpp')
| -rw-r--r-- | src/pugixml.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/pugixml.cpp b/src/pugixml.cpp index 973cfd6..3fe492b 100644 --- a/src/pugixml.cpp +++ b/src/pugixml.cpp @@ -5402,8 +5402,8 @@ namespace pugi impl::xml_document_struct& doc = impl::get_document(_root); - const char_t* buffer = doc.buffer; - if (!buffer) return -1; + // we can determine the offset reliably only if there is exactly once parse buffer + if (!doc.buffer || doc.extra_buffers) return -1; switch (type()) { @@ -5413,13 +5413,13 @@ namespace pugi case node_element: case node_declaration: case node_pi: - return (_root->header & impl::xml_memory_page_name_allocated_or_shared_mask) ? -1 : _root->name - buffer; + return _root->name && (_root->header & impl::xml_memory_page_name_allocated_or_shared_mask) == 0 ? _root->name - doc.buffer : -1; case node_pcdata: case node_cdata: case node_comment: case node_doctype: - return (_root->header & impl::xml_memory_page_value_allocated_or_shared_mask) ? -1 : _root->value - buffer; + return _root->value && (_root->header & impl::xml_memory_page_value_allocated_or_shared_mask) == 0 ? _root->value - doc.buffer : -1; default: return -1; |