1/*
2 * Copyright (c) 1997-2005 Kungliga Tekniska H��gskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 *
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * 3. Neither the name of the Institute nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#include "gen_locl.h"
35#include <getarg.h>
36#include "lex.h"
37
38RCSID("$Id$");
39
40extern FILE *yyin;
41
42static getarg_strings preserve;
43static getarg_strings seq;
44
45int
46preserve_type(const char *p)
47{
48    int i;
49    for (i = 0; i < preserve.num_strings; i++)
50	if (strcmp(preserve.strings[i], p) == 0)
51	    return 1;
52    return 0;
53}
54
55int
56seq_type(const char *p)
57{
58    int i;
59    for (i = 0; i < seq.num_strings; i++)
60	if (strcmp(seq.strings[i], p) == 0)
61	    return 1;
62    return 0;
63}
64
65int support_ber;
66int template_flag;
67int rfc1510_bitstring;
68int one_code_file;
69char *option_file;
70int version_flag;
71int help_flag;
72struct getargs args[] = {
73    { "template", 0, arg_flag, &template_flag },
74    { "encode-rfc1510-bit-string", 0, arg_flag, &rfc1510_bitstring },
75    { "decode-dce-ber", 0, arg_flag, &support_ber },
76    { "support-ber", 0, arg_flag, &support_ber },
77    { "preserve-binary", 0, arg_strings, &preserve },
78    { "sequence", 0, arg_strings, &seq },
79    { "one-code-file", 0, arg_flag, &one_code_file },
80    { "option-file", 0, arg_string, &option_file },
81    { "version", 0, arg_flag, &version_flag },
82    { "help", 0, arg_flag, &help_flag }
83};
84int num_args = sizeof(args) / sizeof(args[0]);
85
86static void
87usage(int code)
88{
89    arg_printusage(args, num_args, NULL, "[asn1-file [name]]");
90    exit(code);
91}
92
93int error_flag;
94
95int
96main(int argc, char **argv)
97{
98    int ret;
99    const char *file;
100    const char *name = NULL;
101    int optidx = 0;
102    char **arg = NULL;
103    size_t len = 0, i;
104
105    setprogname(argv[0]);
106    if(getarg(args, num_args, argc, argv, &optidx))
107	usage(1);
108    if(help_flag)
109	usage(0);
110    if(version_flag) {
111	print_version(NULL);
112	exit(0);
113    }
114    if (argc == optidx) {
115	file = "stdin";
116	name = "stdin";
117	yyin = stdin;
118    } else {
119	file = argv[optidx];
120	yyin = fopen (file, "r");
121	if (yyin == NULL)
122	    err (1, "open %s", file);
123	if (argc == optidx + 1) {
124	    char *p;
125	    name = estrdup(file);
126	    p = strrchr(name, '.');
127	    if (p)
128		*p = '\0';
129	} else
130	    name = argv[optidx + 1];
131    }
132
133    /*
134     * Parse extra options file
135     */
136    if (option_file) {
137	char buf[1024];
138	FILE *opt;
139
140	opt = fopen(option_file, "r");
141	if (opt == NULL) {
142	    perror("open");
143	    exit(1);
144	}
145
146	arg = calloc(2, sizeof(arg[0]));
147	if (arg == NULL) {
148	    perror("calloc");
149	    exit(1);
150	}
151	arg[0] = option_file;
152	arg[1] = NULL;
153	len = 1;
154
155	while (fgets(buf, sizeof(buf), opt) != NULL) {
156	    buf[strcspn(buf, "\n\r")] = '\0';
157
158	    arg = realloc(arg, (len + 2) * sizeof(arg[0]));
159	    if (arg == NULL) {
160		perror("malloc");
161		exit(1);
162	    }
163	    arg[len] = strdup(buf);
164	    if (arg[len] == NULL) {
165		perror("strdup");
166		exit(1);
167	    }
168	    arg[len + 1] = NULL;
169	    len++;
170	}
171	fclose(opt);
172
173	optidx = 0;
174	if(getarg(args, num_args, len, arg, &optidx))
175	    usage(1);
176
177	if (len != optidx) {
178	    fprintf(stderr, "extra args");
179	    exit(1);
180	}
181    }
182
183
184    init_generate (file, name);
185
186    if (one_code_file)
187	generate_header_of_codefile(name);
188
189    initsym ();
190    ret = yyparse ();
191    if(ret != 0 || error_flag != 0)
192	exit(1);
193    close_generate ();
194    if (argc != optidx)
195	fclose(yyin);
196
197    if (one_code_file)
198	close_codefile();
199
200    if (arg) {
201	for (i = 1; i < len; i++)
202	    free(arg[i]);
203	free(arg);
204    }
205
206    return 0;
207}
208