tools/nfotiser/parser.c

/* $FreeWRT: src/share/misc/licence.template,v 1.20 2006/12/11 21:04:56 tg Rel $ */

/*-
 * Copyright (c) 2007
 *      Thorsten Glaser <tg@mirbsd.de>
 *
 * Provided that these terms and disclaimer and all copyright notices
 * are retained or reproduced in an accompanying document, permission
 * is granted to deal in this work without restriction, including un-
 * limited rights to use, publicly perform, distribute, sell, modify,
 * merge, give away, or sublicence.
 *
 * Advertising materials mentioning features or use of this work must
 * display the following acknowledgement:
 *      This product includes material provided by Thorsten Glaser.
 * This acknowledgement does not need to be reprinted if this work is
 * linked into a bigger work whose licence does not allow such clause
 * and the author of this work is given due credit in the bigger work
 * or its accompanying documents, where such information is generally
 * kept, provided that said credits are retained.
 *
 * This work is provided "AS IS" and WITHOUT WARRANTY of any kind, to
 * the utmost extent permitted by applicable law, neither express nor
 * implied; without malicious intent or gross negligence. In no event
 * may a licensor, author or contributor be held liable for indirect,
 * direct, other damage, loss, or other issues arising in any way out
 * of dealing in the work, even if advised of the possibility of such
 * damage or existence of a defect, except proven that it results out
 * of said person's immediate fault when using the work as intended.
 */

#include <sys/param.h>
#include <sys/mman.h>
#include <sys/stat.h>

#include <err.h>
#include <errno.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>

#include "nfotiser.h"

struct parser_result *
nfo_parse(int fd, const struct parser_keywords *kws)
{
        struct parser_result *res;
        struct parser_res *entry;
        char ch, *cp, *t, *buf;
        size_t len, n;
        struct stat sb;

        res = xmalloc(sizeof (struct parser_result));
        CIRCLEQ_INIT(res);

        if (fstat(fd, &sb))
                err(255, "cannot stat");

        buf = mmap(NULL, (len = sb.st_size), PROT_READ, MAP_FILE, fd, 0);
        if (buf == MAP_FAILED)
                err(255, "cannot mmap %zu bytes", len);

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1	/* $FreeWRT: src/share/misc/licence.template,v 1.20 2006/12/11 21:04:56 tg Rel $ */
2
3	/*-
4	* Copyright (c) 2007
5	* Thorsten Glaser <tg@mirbsd.de>
6	*
7	* Provided that these terms and disclaimer and all copyright notices
8	* are retained or reproduced in an accompanying document, permission
9	* is granted to deal in this work without restriction, including un-
10	* limited rights to use, publicly perform, distribute, sell, modify,
11	* merge, give away, or sublicence.
12	*
13	* Advertising materials mentioning features or use of this work must
14	* display the following acknowledgement:
15	* This product includes material provided by Thorsten Glaser.
16	* This acknowledgement does not need to be reprinted if this work is
17	* linked into a bigger work whose licence does not allow such clause
18	* and the author of this work is given due credit in the bigger work
19	* or its accompanying documents, where such information is generally
20	* kept, provided that said credits are retained.
21	*
22	* This work is provided "AS IS" and WITHOUT WARRANTY of any kind, to
23	* the utmost extent permitted by applicable law, neither express nor
24	* implied; without malicious intent or gross negligence. In no event
25	* may a licensor, author or contributor be held liable for indirect,
26	* direct, other damage, loss, or other issues arising in any way out
27	* of dealing in the work, even if advised of the possibility of such
28	* damage or existence of a defect, except proven that it results out
29	* of said person's immediate fault when using the work as intended.
30	*/
31
32	#include <sys/param.h>
33	#include <sys/mman.h>
34	#include <sys/stat.h>
35
36	#include <err.h>
37	#include <errno.h>
38	#include <stdint.h>
39	#include <stdio.h>
40	#include <stdlib.h>
41	#include <string.h>
42	#include <unistd.h>
43
44	#include "nfotiser.h"
45
46	struct parser_result *
47	nfo_parse(int fd, const struct parser_keywords *kws)
48	{
49	struct parser_result *res;
50	struct parser_res *entry;
51	char ch, cp, t, *buf;
52	size_t len, n;
53	struct stat sb;
54
55	res = xmalloc(sizeof (struct parser_result));
56	CIRCLEQ_INIT(res);
57
58	if (fstat(fd, &sb))
59	err(255, "cannot stat");
60
61	buf = mmap(NULL, (len = sb.st_size), PROT_READ, MAP_FILE, fd, 0);
62	if (buf == MAP_FAILED)
63	err(255, "cannot mmap %zu bytes", len);
64