Module dtd 

DTD declarations handling (§24, §85 Phase 6).

Internal subsets, external subsets, element declarations, attribute declarations, default attributes, notations, content models.

This module provides the foundational types and functions for DTD validation, used by the validation, RELAX NG, XML Schema, and Schematron modules.

Enums

ContentModelResult

Result of content model validation.

Functions

add_attribute_decl^⚠

Add an attribute declaration to a DTD.

add_element_decl^⚠

Add an element declaration to a DTD.

add_notation_decl^⚠

Add a notation declaration to a DTD.

copy_attribute_decl^⚠

Deep copy an attribute declaration.

copy_content_model^⚠

Deep copy an element content model tree.

copy_dtd^⚠

Deep-copy a DTD: name, external identifiers, and all declaration tables.

copy_element^⚠

Deep copy an element declaration.

copy_notation^⚠

Deep copy a notation declaration.

create_content_model^⚠

Create a new element content model node.

create_int_subset^⚠

Create an internal subset (DTD) for a document.

free_attribute^⚠

Free an attribute declaration.

free_content_model^⚠

Free an element content model tree.

free_dtd^⚠

Free a DTD and all its declarations.

free_element^⚠

Free an element declaration and its content model.

free_notation^⚠

Free a notation declaration.

get_attribute_decl^⚠

Look up an attribute declaration by element name and attribute name.

get_element_decl^⚠

Look up an element declaration by name.

get_element_decl_created^⚠

UPSTREAM-PARITY (valid.c xmlGetDtdElementDesc2): lookup an element declaration, creating an UNDEFINED placeholder when missing. The placeholder is registered in the elements table but NOT linked into the DTD’s child list (the attribute-decl path that triggers this leaves the element undeclared).

get_int_subset

Get the internal subset of a document.

get_notation_decl^⚠

Look up a notation declaration by name.

new_dtd^⚠

Create a new DTD.

valid_content_model^⚠

Validate content (a list of element names) against a content model, taking occurrence indicators into account.