Annotation of mandoc/xml.c, Revision 1.22
1.22 ! kristaps 1: /* $Id: xml.c,v 1.21 2008/12/09 17:09:12 kristaps Exp $ */
1.1 kristaps 2: /*
3: * Copyright (c) 2008 Kristaps Dzonsons <kristaps@kth.se>
4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the
7: * above copyright notice and this permission notice appear in all
8: * copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
11: * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
12: * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
13: * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
14: * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
15: * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
16: * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
17: * PERFORMANCE OF THIS SOFTWARE.
18: */
1.16 kristaps 19: #include <assert.h>
1.1 kristaps 20: #include <stdlib.h>
21: #include <string.h>
22:
23: #include "private.h"
1.10 kristaps 24: #include "ml.h"
1.9 kristaps 25:
1.6 kristaps 26:
1.16 kristaps 27: static int xml_alloc(void **);
28: static void xml_free(void *);
1.15 kristaps 29: static ssize_t xml_endtag(struct md_mbuf *, void *,
1.10 kristaps 30: const struct md_args *,
31: enum md_ns, int);
1.15 kristaps 32: static ssize_t xml_begintag(struct md_mbuf *, void *,
1.10 kristaps 33: const struct md_args *,
34: enum md_ns, int,
35: const int *, const char **);
1.18 kristaps 36: static ssize_t xml_beginstring(struct md_mbuf *,
37: const struct md_args *,
38: const char *, size_t);
39: static ssize_t xml_endstring(struct md_mbuf *,
40: const struct md_args *,
41: const char *, size_t);
1.13 kristaps 42: static int xml_begin(struct md_mbuf *,
43: const struct md_args *,
44: const struct tm *,
45: const char *, const char *,
1.20 kristaps 46: enum roffmsec, const char *);
1.11 kristaps 47: static int xml_end(struct md_mbuf *,
48: const struct md_args *);
1.16 kristaps 49: static ssize_t xml_printtagname(struct md_mbuf *,
50: enum md_ns, int);
51: static ssize_t xml_printtagargs(struct md_mbuf *,
52: const int *, const char **);
1.11 kristaps 53:
54:
1.16 kristaps 55: static ssize_t
56: xml_printtagargs(struct md_mbuf *mbuf, const int *argc,
57: const char **argv)
1.11 kristaps 58: {
1.16 kristaps 59: int i, c;
1.11 kristaps 60: size_t res;
61:
1.16 kristaps 62: if (NULL == argc || NULL == argv)
1.11 kristaps 63: return(0);
1.16 kristaps 64: assert(argc && argv);
1.11 kristaps 65:
1.17 kristaps 66: /* LINTED */
1.16 kristaps 67: for (res = 0, i = 0; ROFF_ARGMAX != (c = argc[i]); i++) {
68: if ( ! ml_nputs(mbuf, " ", 1, &res))
69: return(-1);
1.11 kristaps 70:
1.22 ! kristaps 71: /* FIXME: should puke on some, no? */
! 72:
1.16 kristaps 73: if ( ! ml_puts(mbuf, tokargnames[c], &res))
74: return(-1);
75: if ( ! ml_nputs(mbuf, "=\"", 2, &res))
76: return(-1);
77: if (argv[i]) {
78: if ( ! ml_putstring(mbuf, argv[i], &res))
79: return(-1);
80: } else if ( ! ml_nputs(mbuf, "true", 4, &res))
81: return(-1);
82: if ( ! ml_nputs(mbuf, "\"", 1, &res))
83: return(-1);
84: }
1.11 kristaps 85:
1.16 kristaps 86: return((ssize_t)res);
1.11 kristaps 87: }
88:
1.10 kristaps 89:
90: static ssize_t
1.16 kristaps 91: xml_printtagname(struct md_mbuf *mbuf, enum md_ns ns, int tok)
1.8 kristaps 92: {
1.10 kristaps 93: size_t res;
1.8 kristaps 94:
1.10 kristaps 95: res = 0;
1.6 kristaps 96: switch (ns) {
1.9 kristaps 97: case (MD_NS_BLOCK):
1.10 kristaps 98: if ( ! ml_nputs(mbuf, "block:", 6, &res))
99: return(-1);
1.9 kristaps 100: break;
1.16 kristaps 101: case (MD_NS_INLINE):
102: if ( ! ml_nputs(mbuf, "inline:", 7, &res))
103: return(-1);
104: break;
1.11 kristaps 105: case (MD_NS_BODY):
106: if ( ! ml_nputs(mbuf, "body:", 5, &res))
107: return(-1);
108: break;
109: case (MD_NS_HEAD):
110: if ( ! ml_nputs(mbuf, "head:", 5, &res))
111: return(-1);
112: break;
1.9 kristaps 113: default:
1.11 kristaps 114: break;
1.6 kristaps 115: }
116:
1.12 kristaps 117: if ( ! ml_puts(mbuf, toknames[tok], &res))
1.10 kristaps 118: return(-1);
1.16 kristaps 119: return((ssize_t)res);
120: }
121:
122:
123: /* ARGSUSED */
124: static int
125: xml_begin(struct md_mbuf *mbuf, const struct md_args *args,
126: const struct tm *tm, const char *os,
1.20 kristaps 127: const char *title, enum roffmsec section,
1.16 kristaps 128: const char *vol)
129: {
1.6 kristaps 130:
1.16 kristaps 131: if ( ! ml_puts(mbuf, "<?xml version=\"1.0\" "
132: "encoding=\"UTF-8\"?>\n", NULL))
133: return(0);
134: return(ml_puts(mbuf, "<mdoc xmlns:block=\"block\" "
1.19 kristaps 135: "xmlns:body=\"body\" "
136: "xmlns:head=\"head\" "
1.16 kristaps 137: "xmlns:inline=\"inline\">", NULL));
138: }
139:
140:
141: /* ARGSUSED */
142: static int
143: xml_end(struct md_mbuf *mbuf, const struct md_args *args)
144: {
145:
146: return(ml_puts(mbuf, "</mdoc>", NULL));
147: }
148:
149:
150: /* ARGSUSED */
151: static ssize_t
1.18 kristaps 152: xml_beginstring(struct md_mbuf *mbuf,
153: const struct md_args *args,
154: const char *buf, size_t sz)
155: {
156:
157: return(0);
158: }
159:
160:
161: /* ARGSUSED */
162: static ssize_t
163: xml_endstring(struct md_mbuf *mbuf,
164: const struct md_args *args,
165: const char *buf, size_t sz)
166: {
167:
168: return(0);
169: }
170:
171:
172: /* ARGSUSED */
173: static ssize_t
1.16 kristaps 174: xml_begintag(struct md_mbuf *mbuf, void *data,
175: const struct md_args *args, enum md_ns ns,
176: int tok, const int *argc, const char **argv)
177: {
178: ssize_t res, sz;
179:
180: if (-1 == (res = xml_printtagname(mbuf, ns, tok)))
181: return(-1);
182: if (-1 == (sz = xml_printtagargs(mbuf, argc, argv)))
183: return(-1);
184: return(res + sz);
1.6 kristaps 185: }
186:
187:
1.12 kristaps 188: /* ARGSUSED */
1.10 kristaps 189: static ssize_t
1.15 kristaps 190: xml_endtag(struct md_mbuf *mbuf, void *data,
191: const struct md_args *args, enum md_ns ns, int tok)
1.6 kristaps 192: {
193:
1.16 kristaps 194: return(xml_printtagname(mbuf, ns, tok));
195: }
196:
197:
198: /* ARGSUSED */
199: int
200: xml_alloc(void **p)
201: {
202:
1.20 kristaps 203: *p = NULL;
1.16 kristaps 204: return(1);
205: }
1.10 kristaps 206:
1.6 kristaps 207:
1.16 kristaps 208: /* ARGSUSED */
209: void
210: xml_free(void *p)
211: {
1.1 kristaps 212:
1.16 kristaps 213: /* Do nothing. */
1.1 kristaps 214: }
215:
216:
217: int
1.10 kristaps 218: md_line_xml(void *data, char *buf)
1.1 kristaps 219: {
220:
1.10 kristaps 221: return(mlg_line((struct md_mlg *)data, buf));
1.1 kristaps 222: }
223:
224:
225: int
226: md_exit_xml(void *data, int flush)
227: {
228:
1.10 kristaps 229: return(mlg_exit((struct md_mlg *)data, flush));
1.1 kristaps 230: }
231:
232:
233: void *
234: md_init_xml(const struct md_args *args,
235: struct md_mbuf *mbuf, const struct md_rbuf *rbuf)
236: {
1.16 kristaps 237: struct ml_cbs cbs;
238:
239: cbs.ml_alloc = xml_alloc;
240: cbs.ml_free = xml_free;
241: cbs.ml_begintag = xml_begintag;
242: cbs.ml_endtag = xml_endtag;
243: cbs.ml_begin = xml_begin;
244: cbs.ml_end = xml_end;
1.18 kristaps 245: cbs.ml_beginstring = xml_beginstring;
246: cbs.ml_endstring = xml_endstring;
1.9 kristaps 247:
1.16 kristaps 248: return(mlg_alloc(args, rbuf, mbuf, &cbs));
1.9 kristaps 249: }
250:
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