WIP - add extractor, generate snippet_data
This commit is contained in:
Stefan Fejes
225
node_modules/sharp/vendor/include/gsf/gsf-libxml.h
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vendored
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node_modules/sharp/vendor/include/gsf/gsf-libxml.h
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/* vim: set sw=8: -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
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/*
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* gsf-libxml.h: Utility wrappers for using gsf with libxml
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*
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* Copyright (C) 2002-2006 Jody Goldberg (jody@gnome.org)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of version 2.1 of the GNU Lesser General Public
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* License as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
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* USA
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*/
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#ifndef GSF_LIBXML_H
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#define GSF_LIBXML_H
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#include <gsf/gsf-fwd.h>
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#include <libxml/tree.h>
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G_BEGIN_DECLS
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/****************************************************************************/
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/* GSF wrappers for libxml2 */
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xmlParserCtxt *gsf_xml_parser_context (GsfInput *input);
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#if 0
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/* this is cleaner, tack it on for 2.0 */
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xmlSAXHandlerPtr sax, gpointer user);
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#endif
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int gsf_xmlDocFormatDump (GsfOutput *output,
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xmlDoc *cur,
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char const *encoding,
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gboolean format);
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typedef gboolean (*GsfXMLProbeFunc) (const xmlChar *name,
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const xmlChar *prefix,
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const xmlChar *URI,
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int nb_namespaces,
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const xmlChar **namespaces,
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int nb_attributes,
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int nb_defaulted,
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const xmlChar **attributes);
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gboolean gsf_xml_probe (GsfInput *input,
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GsfXMLProbeFunc func);
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/****************************************************************************/
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/* Simplified wrapper to SAX based xml import */
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/**
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* GsfXMLContent:
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* @GSF_XML_NO_CONTENT: node has no cstr contents
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* @GSF_XML_CONTENT: node has cstr contents
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* @GSF_XML_SHARED_CONTENT: node has contents that is shared with children
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* @GSF_XML_2ND: node is second or later occurrence
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*
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* Controls the handling of character data within a parser node.
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*/
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typedef enum {
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GSF_XML_NO_CONTENT = FALSE,
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GSF_XML_CONTENT,
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GSF_XML_SHARED_CONTENT,
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GSF_XML_2ND /* Second definition */
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} GsfXMLContent;
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typedef gboolean (*GsfXMLInUnknownFunc) (GsfXMLIn *xin,
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xmlChar const *elem, xmlChar const **attrs);
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typedef void (*GsfXMLInExtDtor) (GsfXMLIn *xin, gpointer old_state);
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struct _GsfXMLIn {
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/* public state : read only */
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gpointer user_state;
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GString *content;
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GsfXMLInDoc const *doc;
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GsfXMLInNode const *node; /* current node (not on the stack) */
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/*< private >*/
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GSList *node_stack; /* stack of GsfXMLInNode */
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};
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struct _GsfXMLInNode {
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char const *id; /* unique in the entire tree */
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int ns_id;
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char const *name;
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char const *parent_id;
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void (*start) (GsfXMLIn *xin, xmlChar const **attrs);
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void (*end) (GsfXMLIn *xin, GsfXMLBlob *unknown);
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union {
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int v_int;
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gboolean v_bool;
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gpointer v_blob;
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char const *v_str;
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} user_data;
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GsfXMLContent has_content;
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unsigned int check_children_for_ns : 1;
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unsigned int share_children_with_parent : 1;
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};
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struct _GsfXMLInNS {
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char const *uri;
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unsigned ns_id;
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};
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#define GSF_XML_IN_NS(id, uri) \
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{ uri, id }
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#define GSF_XML_IN_NS_END \
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{ NULL, 0 }
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#define GSF_XML_IN_NODE_FULL(parent_id, id, ns, name, has_content, \
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share_children_with_parent, check_ns, start, end, user) \
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{ \
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#id, ns, name, #parent_id, start, end, { user }, has_content, \
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check_ns, share_children_with_parent, \
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}
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#define GSF_XML_IN_NODE(parent_id, id, ns, name, has_content, start, end) \
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GSF_XML_IN_NODE_FULL(parent_id, id, ns, name, has_content, \
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FALSE, FALSE, start, end, 0)
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#define GSF_XML_IN_NODE_END \
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{ NULL, 0, NULL, NULL, NULL, NULL, { 0 }, GSF_XML_NO_CONTENT, FALSE, FALSE }
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GType gsf_xml_in_doc_get_type (void);
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GsfXMLInDoc *gsf_xml_in_doc_new (GsfXMLInNode const *nodes, GsfXMLInNS const *ns);
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void gsf_xml_in_doc_free (GsfXMLInDoc *doc);
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gboolean gsf_xml_in_doc_parse (GsfXMLInDoc *doc, GsfInput *input,
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gpointer user_state);
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void gsf_xml_in_doc_add_nodes (GsfXMLInDoc *doc,
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GsfXMLInNode const *nodes);
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void gsf_xml_in_doc_set_unknown_handler (GsfXMLInDoc *doc,
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GsfXMLInUnknownFunc handler);
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void gsf_xml_in_push_state (GsfXMLIn *xin, GsfXMLInDoc const *doc,
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gpointer new_state, GsfXMLInExtDtor dtor,
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xmlChar const **attrs);
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GsfInput *gsf_xml_in_get_input (GsfXMLIn const *xin);
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char const *gsf_xml_in_check_ns (GsfXMLIn const *xin, char const *str,
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unsigned int ns_id);
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gboolean gsf_xml_in_namecmp (GsfXMLIn const *xin, char const *str,
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unsigned int ns_id, char const *name);
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void gsf_xml_in_set_silent_unknowns (GsfXMLIn *xin, gboolean silent);
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GType gsf_xml_in_ns_get_type (void);
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/****************************************************************************/
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/* Simplified GSF based xml export (does not use libxml) */
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struct GsfXMLOutClass_ {
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GObjectClass base;
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/*< private >*/
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/* Padding for future expansion */
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void (*_gsf_reserved1) (void);
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void (*_gsf_reserved2) (void);
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void (*_gsf_reserved3) (void);
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void (*_gsf_reserved4) (void);
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};
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struct _GsfXMLOut {
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GObject base;
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GsfOutput *output;
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/*< private >*/
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struct _GsfXMLOutPrivate *priv;
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};
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#define GSF_XML_OUT_TYPE (gsf_xml_out_get_type ())
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#define GSF_XML_OUT(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), GSF_XML_OUT_TYPE, GsfXMLOut))
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#define GSF_IS_XML_OUT(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), GSF_XML_OUT_TYPE))
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GType gsf_xml_out_get_type (void);
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/* void gsf_xml_out_register_type (GTypeModule *module); glib dynamic types are not thread safe */
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GsfXMLOut *gsf_xml_out_new (GsfOutput *output);
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void gsf_xml_out_set_doc_type (GsfXMLOut *xout, char const *type);
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void gsf_xml_out_start_element (GsfXMLOut *xout, char const *id);
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char const *gsf_xml_out_end_element (GsfXMLOut *xout);
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gboolean gsf_xml_out_get_pretty_print (GsfXMLOut *xout);
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gboolean gsf_xml_out_set_pretty_print (GsfXMLOut *xout, gboolean pp);
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void gsf_xml_out_simple_element (GsfXMLOut *xout, char const *id,
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char const *content);
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void gsf_xml_out_simple_int_element (GsfXMLOut *xout, char const *id,
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int val);
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void gsf_xml_out_simple_float_element (GsfXMLOut *xout, char const *id,
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double val, int precision);
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void gsf_xml_out_add_cstr_unchecked (GsfXMLOut *xout, char const *id,
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char const *val_utf8);
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void gsf_xml_out_add_cstr (GsfXMLOut *xout, char const *id,
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char const *val_utf8);
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void gsf_xml_out_add_bool (GsfXMLOut *xout, char const *id,
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gboolean val);
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void gsf_xml_out_add_int (GsfXMLOut *xout, char const *id,
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int val);
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void gsf_xml_out_add_uint (GsfXMLOut *xout, char const *id,
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unsigned int val);
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void gsf_xml_out_add_float (GsfXMLOut *xout, char const *id,
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double val, int precision);
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void gsf_xml_out_add_color (GsfXMLOut *xout, char const *id,
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unsigned int r, unsigned int g, unsigned int b);
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void gsf_xml_out_add_base64 (GsfXMLOut *xout, char const *id,
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guint8 const *data, unsigned int len);
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void gsf_xml_out_add_enum (GsfXMLOut *xout, char const *id,
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GType etype, gint val);
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void gsf_xml_out_add_gvalue (GsfXMLOut *xout, char const *id,
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GValue const *val);
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/****************************************************************************/
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/* Some general utilities */
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gboolean gsf_xml_gvalue_from_str (GValue *res, GType t, char const *str);
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GsfOutput *gsf_xml_out_get_output (GsfXMLOut const *xout);
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G_END_DECLS
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#endif /* GSF_LIBXML_H */
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