epub_xml_consumer_internal.h

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#pragma once
 
#include <stddef.h>
#include <stdint.h>
 
#include "epub_xml_shim_internal.h"
#include "ra8_attributes.h"
#include "xml.h"

typedef struct {
  xml_span_t span;    
  bool       present; 
} priv_attr_t;

RA8_PRIV void priv_epub_xml_copy(const uint8_t* source,
                                 size_t         source_len,
                                 xml_span_t     span,
                                 char*          destination,
                                 size_t         capacity);

RA8_PRIV priv_attr_t priv_epub_xml_attr(const uint8_t*     source,
                                        size_t             source_len,
                                        const xml_event_t* event,
                                        const char*        name);

RA8_PRIV bool priv_epub_xml_attr_contains(const uint8_t* source,
                                          size_t         source_len,
                                          priv_attr_t    attribute,
                                          const char*    needle);

RA8_PRIV xml_span_t priv_epub_xml_frame_name(const xml_reader_t* reader, uint16_t frame);

RA8_PRIV bool priv_epub_xml_direct_child(uint16_t child, uint16_t parent);

RA8_PRIV bool priv_epub_xml_ancestor_frame(uint16_t depth, uint16_t levels, uint16_t* out_frame);

RA8_PRIV uint16_t priv_epub_xml_ancestor_marker(const xml_reader_t* reader,
                                                uint16_t            depth,
                                                uint16_t            levels);

RA8_PRIV ra8_err_t priv_epub_xml_reader(xml_reader_t*         reader,
                                        const uint8_t*        source,
                                        size_t                length,
                                        epub_xml_workspace_t* workspace);

RA8_PRIV ra8_err_t priv_epub_xml_find(const uint8_t*        source,
                                      size_t                length,
                                      epub_xml_workspace_t* workspace,
                                      const char*           local,
                                      bool                  use_parent,
                                      uint32_t              parent_offset,
                                      uint16_t              parent_depth,
                                      xml_event_t*          out);