1 /*
2 * Copyright (c) 1997-2005 Kungliga Tekniska Högskolan
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
38 RCSID("$Id$");
39
40 extern FILE *yyin;
41
42 static getarg_strings preserve;
43 static getarg_strings seq;
44
45 int
preserve_type(const char * p)46 preserve_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
55 int
seq_type(const char * p)56 seq_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
65 int support_ber;
66 int template_flag;
67 int rfc1510_bitstring;
68 int one_code_file;
69 char *option_file;
70 int version_flag;
71 int help_flag;
72 struct 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 };
84 int num_args = sizeof(args) / sizeof(args[0]);
85
86 static void
usage(int code)87 usage(int code)
88 {
89 arg_printusage(args, num_args, NULL, "[asn1-file [name]]");
90 exit(code);
91 }
92
93 int error_flag;
94
95 int
main(int argc,char ** argv)96 main(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