1*86d7f5d3SJohn Marino /*
2*86d7f5d3SJohn Marino * Copyright (c) 2009, 2010 Aggelos Economopoulos. All rights reserved.
3*86d7f5d3SJohn Marino *
4*86d7f5d3SJohn Marino * Redistribution and use in source and binary forms, with or without
5*86d7f5d3SJohn Marino * modification, are permitted provided that the following conditions
6*86d7f5d3SJohn Marino * are met:
7*86d7f5d3SJohn Marino *
8*86d7f5d3SJohn Marino * 1. Redistributions of source code must retain the above copyright
9*86d7f5d3SJohn Marino * notice, this list of conditions and the following disclaimer.
10*86d7f5d3SJohn Marino * 2. Redistributions in binary form must reproduce the above copyright
11*86d7f5d3SJohn Marino * notice, this list of conditions and the following disclaimer in
12*86d7f5d3SJohn Marino * the documentation and/or other materials provided with the
13*86d7f5d3SJohn Marino * distribution.
14*86d7f5d3SJohn Marino * 3. Neither the name of The DragonFly Project nor the names of its
15*86d7f5d3SJohn Marino * contributors may be used to endorse or promote products derived
16*86d7f5d3SJohn Marino * from this software without specific, prior written permission.
17*86d7f5d3SJohn Marino *
18*86d7f5d3SJohn Marino * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19*86d7f5d3SJohn Marino * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20*86d7f5d3SJohn Marino * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
21*86d7f5d3SJohn Marino * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
22*86d7f5d3SJohn Marino * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
23*86d7f5d3SJohn Marino * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
24*86d7f5d3SJohn Marino * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25*86d7f5d3SJohn Marino * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
26*86d7f5d3SJohn Marino * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
27*86d7f5d3SJohn Marino * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
28*86d7f5d3SJohn Marino * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29*86d7f5d3SJohn Marino * SUCH DAMAGE.
30*86d7f5d3SJohn Marino */
31*86d7f5d3SJohn Marino
32*86d7f5d3SJohn Marino #include <stdlib.h>
33*86d7f5d3SJohn Marino #include <stdio.h>
34*86d7f5d3SJohn Marino #include <string.h>
35*86d7f5d3SJohn Marino
36*86d7f5d3SJohn Marino #include "xml.h"
37*86d7f5d3SJohn Marino #include "trivial.h"
38*86d7f5d3SJohn Marino
39*86d7f5d3SJohn Marino xml_document_t
xml_document_create(const char * file)40*86d7f5d3SJohn Marino xml_document_create(const char *file)
41*86d7f5d3SJohn Marino {
42*86d7f5d3SJohn Marino xml_document_t doc;
43*86d7f5d3SJohn Marino
44*86d7f5d3SJohn Marino if ((doc = malloc(sizeof(struct xml_document))) == NULL)
45*86d7f5d3SJohn Marino return (NULL);
46*86d7f5d3SJohn Marino
47*86d7f5d3SJohn Marino if ((doc->file = fopen(file, "w")) == NULL) {
48*86d7f5d3SJohn Marino free(doc);
49*86d7f5d3SJohn Marino return (NULL);
50*86d7f5d3SJohn Marino }
51*86d7f5d3SJohn Marino STAILQ_INIT(&doc->open_elems);
52*86d7f5d3SJohn Marino doc->nr_open = 0;
53*86d7f5d3SJohn Marino doc->errmsg = NULL;
54*86d7f5d3SJohn Marino
55*86d7f5d3SJohn Marino fprintf(doc->file, "<?xml version=\"1.0\" encoding=\"UTF-8\" "
56*86d7f5d3SJohn Marino "standalone=\"no\"?>\n");
57*86d7f5d3SJohn Marino fprintf(doc->file, "<!-- Created by evtranalyze -->\n");
58*86d7f5d3SJohn Marino
59*86d7f5d3SJohn Marino return doc;
60*86d7f5d3SJohn Marino }
61*86d7f5d3SJohn Marino
62*86d7f5d3SJohn Marino int
xml_document_close(xml_document_t doc)63*86d7f5d3SJohn Marino xml_document_close(xml_document_t doc)
64*86d7f5d3SJohn Marino {
65*86d7f5d3SJohn Marino fclose(doc->file);
66*86d7f5d3SJohn Marino return 0;
67*86d7f5d3SJohn Marino }
68*86d7f5d3SJohn Marino
69*86d7f5d3SJohn Marino
70*86d7f5d3SJohn Marino static
71*86d7f5d3SJohn Marino void
indent(xml_document_t doc)72*86d7f5d3SJohn Marino indent(xml_document_t doc)
73*86d7f5d3SJohn Marino {
74*86d7f5d3SJohn Marino int i;
75*86d7f5d3SJohn Marino
76*86d7f5d3SJohn Marino for (i = 0; i < doc->nr_open; ++i) {
77*86d7f5d3SJohn Marino fprintf(doc->file, " ");
78*86d7f5d3SJohn Marino }
79*86d7f5d3SJohn Marino }
80*86d7f5d3SJohn Marino
81*86d7f5d3SJohn Marino #if 0
82*86d7f5d3SJohn Marino int
83*86d7f5d3SJohn Marino xml_elem_compile(xml_element_t el)
84*86d7f5d3SJohn Marino {
85*86d7f5d3SJohn Marino char *buf, *p;
86*86d7f5d3SJohn Marino int bufsize, c, ret;
87*86d7f5d3SJohn Marino
88*86d7f5d3SJohn Marino bufsize = 2;
89*86d7f5d3SJohn Marino if (!(buf = malloc(bufsize))) {
90*86d7f5d3SJohn Marino return !0;
91*86d7f5d3SJohn Marino }
92*86d7f5d3SJohn Marino again_name:
93*86d7f5d3SJohn Marino p = buf;
94*86d7f5d3SJohn Marino ret = snprintf(p, sizeof(buf), "<%s ", el->name);
95*86d7f5d3SJohn Marino if (ret > sizeof(buf)) {
96*86d7f5d3SJohn Marino bufsize *= 2;
97*86d7f5d3SJohn Marino buf = realloc(bufsize);
98*86d7f5d3SJohn Marino if (!buf) {
99*86d7f5d3SJohn Marino free(p);
100*86d7f5d3SJohn Marino return !0;
101*86d7f5d3SJohn Marino }
102*86d7f5d3SJohn Marino goto again_name;
103*86d7f5d3SJohn Marino }
104*86d7f5d3SJohn Marino c += ret;
105*86d7f5d3SJohn Marino }
106*86d7f5d3SJohn Marino #endif
107*86d7f5d3SJohn Marino
108*86d7f5d3SJohn Marino static
109*86d7f5d3SJohn Marino int
xml_elem_print(xml_document_t doc,xml_element_t el,int closed,int nl)110*86d7f5d3SJohn Marino xml_elem_print(xml_document_t doc, xml_element_t el, int closed, int nl)
111*86d7f5d3SJohn Marino {
112*86d7f5d3SJohn Marino xml_attribute_t at;
113*86d7f5d3SJohn Marino fprintf(doc->file, "<%s", el->name);
114*86d7f5d3SJohn Marino STAILQ_FOREACH(at, &el->attributes, next) {
115*86d7f5d3SJohn Marino fprintf(doc->file, " %s=\"%s\"", at->name, at->value);
116*86d7f5d3SJohn Marino }
117*86d7f5d3SJohn Marino fprintf(doc->file, "%s%s", closed ? "/>" : ">", nl ? "\n" : "");
118*86d7f5d3SJohn Marino return 0;
119*86d7f5d3SJohn Marino }
120*86d7f5d3SJohn Marino
121*86d7f5d3SJohn Marino static
122*86d7f5d3SJohn Marino int
_xml_elem_begin(xml_document_t doc,xml_element_t el,int closed,int nl)123*86d7f5d3SJohn Marino _xml_elem_begin(xml_document_t doc, xml_element_t el, int closed, int nl)
124*86d7f5d3SJohn Marino {
125*86d7f5d3SJohn Marino STAILQ_INSERT_HEAD(&doc->open_elems, el, link);
126*86d7f5d3SJohn Marino indent(doc);
127*86d7f5d3SJohn Marino ++doc->nr_open;
128*86d7f5d3SJohn Marino xml_elem_print(doc, el, closed, nl);
129*86d7f5d3SJohn Marino return 0;
130*86d7f5d3SJohn Marino }
131*86d7f5d3SJohn Marino
132*86d7f5d3SJohn Marino static
133*86d7f5d3SJohn Marino int
_xml_elem_close(xml_document_t doc,xml_element_t el,int do_indent)134*86d7f5d3SJohn Marino _xml_elem_close(xml_document_t doc, xml_element_t el, int do_indent)
135*86d7f5d3SJohn Marino {
136*86d7f5d3SJohn Marino if (el != STAILQ_FIRST(&doc->open_elems)) {
137*86d7f5d3SJohn Marino return !0;
138*86d7f5d3SJohn Marino }
139*86d7f5d3SJohn Marino
140*86d7f5d3SJohn Marino STAILQ_REMOVE_HEAD(&doc->open_elems, link);
141*86d7f5d3SJohn Marino --doc->nr_open;
142*86d7f5d3SJohn Marino if (do_indent)
143*86d7f5d3SJohn Marino indent(doc);
144*86d7f5d3SJohn Marino fprintf(doc->file, "</%s>\n", el->name);
145*86d7f5d3SJohn Marino return 0;
146*86d7f5d3SJohn Marino }
147*86d7f5d3SJohn Marino
148*86d7f5d3SJohn Marino int
xml_elem_close(xml_document_t doc,xml_element_t el)149*86d7f5d3SJohn Marino xml_elem_close(xml_document_t doc, xml_element_t el)
150*86d7f5d3SJohn Marino {
151*86d7f5d3SJohn Marino return _xml_elem_close(doc, el, !0);
152*86d7f5d3SJohn Marino }
153*86d7f5d3SJohn Marino
154*86d7f5d3SJohn Marino int
xml_elem_begin(xml_document_t doc,xml_element_t el)155*86d7f5d3SJohn Marino xml_elem_begin(xml_document_t doc, xml_element_t el)
156*86d7f5d3SJohn Marino {
157*86d7f5d3SJohn Marino if (el->value) {
158*86d7f5d3SJohn Marino return !0;
159*86d7f5d3SJohn Marino }
160*86d7f5d3SJohn Marino return _xml_elem_begin(doc, el, 0, !0);
161*86d7f5d3SJohn Marino }
162*86d7f5d3SJohn Marino
163*86d7f5d3SJohn Marino int
xml_elem_closed(xml_document_t doc,xml_element_t el)164*86d7f5d3SJohn Marino xml_elem_closed(xml_document_t doc, xml_element_t el)
165*86d7f5d3SJohn Marino {
166*86d7f5d3SJohn Marino if (el->value) {
167*86d7f5d3SJohn Marino _xml_elem_begin(doc, el, 0, 0);
168*86d7f5d3SJohn Marino fprintf(doc->file, "%s", el->value);
169*86d7f5d3SJohn Marino _xml_elem_close(doc, el, 0);
170*86d7f5d3SJohn Marino return 0;
171*86d7f5d3SJohn Marino }
172*86d7f5d3SJohn Marino indent(doc);
173*86d7f5d3SJohn Marino return xml_elem_print(doc, el, !0, !0);
174*86d7f5d3SJohn Marino }
175*86d7f5d3SJohn Marino
176