src/xfile.h

   1 /*
   2  * Grace - GRaphing, Advanced Computation and Exploration of data
   3  *
   4  * Home page: http://plasma-gate.weizmann.ac.il/Grace/
   5  *
   6  * Copyright (c) 2000 Grace Development Team
   7  *
   8  * Maintained by Evgeny Stambulchik
   9  *
  10  *
  11  *                           All Rights Reserved
  12  *
  13  *    This program is free software; you can redistribute it and/or modify
  14  *    it under the terms of the GNU General Public License as published by
  15  *    the Free Software Foundation; either version 2 of the License, or
  16  *    (at your option) any later version.
  17  *
  18  *    This program is distributed in the hope that it will be useful,
  19  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  *    GNU General Public License for more details.
  22  *
  23  *    You should have received a copy of the GNU General Public License
  24  *    along with this program; if not, write to the Free Software
  25  *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  26  */
  27
  28 /*
  29  * XML output and related stuff
  30  */
  31
  32 #ifndef __XFILE_H_
  33 #define __XFILE_H_
  34
  35 typedef struct _XStackEntry {
  36     char *name;
  37     void *data;
  38 } XStackEntry;
  39
  40 typedef struct _XStack {
  41     int size;
  42     int depth;
  43     XStackEntry *entries;
  44 } XStack;
  45
  46 typedef struct _ElementAttribute {
  47     char *name;
  48     char *value;
  49 } ElementAttribute;
  50
  51 typedef struct _Attributes {
  52     ElementAttribute *args;
  53     unsigned int size;
  54     unsigned int count;
  55 } Attributes;
  56
  57 typedef struct _XFile {
  58     FILE *fp;
  59     XStack *tree;
  60     unsigned int indent;
  61     char *indstr;
  62     int curpos;
  63     int convert;
  64     char *ns_prefix;
  65     char *ns_uri;
  66     int ns_force;
  67 } XFile;
  68
  69 XStack *xstack_new(void);
  70 void xstack_free(XStack *xs);
  71 int xstack_increment(XStack *xs, const char *name, void *data);
  72 int xstack_decrement(XStack *xs, const char *name);
  73 int xstack_get_first(XStack *xs, char **name, void **data);
  74 int xstack_get_last(XStack *xs, char **name, void **data);
  75 int xstack_is_empty(XStack *xs);
  76
  77 Attributes *attributes_new(void);
  78 void attributes_free(Attributes *attrs);
  79 int attributes_reset(Attributes *attrs);
  80
  81 int attributes_set_sval(Attributes *attrs, const char *name, const char *value);
  82 int attributes_set_bval(Attributes *attrs, const char *name, int bval);
  83 int attributes_set_ival(Attributes *attrs, const char *name, int ival);
  84 int attributes_set_ival_formatted(Attributes *attrs, const char *name,
  85     int ival, char *format);
  86 int attributes_set_dval(Attributes *attrs, const char *name, double dval);
  87 int attributes_set_dval_formatted(Attributes *attrs, const char *name,
  88     double dval, char *format);
  89
  90 int attributes_set_ns(Attributes *attrs, const char *ns, const char *uri);
  91
  92 XFile *xfile_new(FILE *fp);
  93 void xfile_free(XFile *xf);
  94
  95 int xfile_set_ns(XFile *xf, const char *ns, const char *uri, int force);
  96
  97 int xfile_begin(XFile *xf, int standalone,
  98     char *dtd_name, char *dtd_uri, char *root, Attributes *root_attrs);
  99 int xfile_end(XFile *xf);
 100
 101 int xfile_begin_element(XFile *xf, char *name, Attributes *attrs);
 102 int xfile_end_element(XFile *xf, char *name);
 103 int xfile_empty_element(XFile *xf, char *name, Attributes *attrs);
 104 int xfile_text_element(XFile *xf,
 105     char *name, Attributes *attrs, char *text, int cdata);
 106
 107 int xfile_comment(XFile *xf, char *comment);
 108
 109 int xfile_processing_instruction(XFile *xf, Attributes *attrs);
 110
 111 #endif /* __XFILE_H_ */