xref: /src/crypto/openssl/apps/info.c (revision f25b8c9fb4f58cf61adb47d7570abe7caa6d385d)
1 /*
2  * Copyright 2019-2024 The OpenSSL Project Authors. All Rights Reserved.
3  *
4  * Licensed under the Apache License 2.0 (the "License").  You may not use
5  * this file except in compliance with the License.  You can obtain a copy
6  * in the file LICENSE in the source distribution or at
7  * https://www.openssl.org/source/license.html
8  */
9 
10 #include <openssl/crypto.h>
11 #include "apps.h"
12 #include "progs.h"
13 
14 typedef enum OPTION_choice {
15     OPT_COMMON,
16     OPT_CONFIGDIR,
17     OPT_ENGINESDIR,
18     OPT_MODULESDIR,
19     OPT_DSOEXT,
20     OPT_DIRNAMESEP,
21     OPT_LISTSEP,
22     OPT_SEEDS,
23     OPT_CPUSETTINGS,
24     OPT_WINDOWSCONTEXT
25 } OPTION_CHOICE;
26 
27 const OPTIONS info_options[] = {
28 
29     OPT_SECTION("General"),
30     { "help", OPT_HELP, '-', "Display this summary" },
31 
32     OPT_SECTION("Output"),
33     { "configdir", OPT_CONFIGDIR, '-', "Default configuration file directory" },
34     { "enginesdir", OPT_ENGINESDIR, '-', "Default engine module directory" },
35     { "modulesdir", OPT_MODULESDIR, '-',
36         "Default module directory (other than engine modules)" },
37     { "dsoext", OPT_DSOEXT, '-', "Configured extension for modules" },
38     { "dirnamesep", OPT_DIRNAMESEP, '-', "Directory-filename separator" },
39     { "listsep", OPT_LISTSEP, '-', "List separator character" },
40     { "seeds", OPT_SEEDS, '-', "Seed sources" },
41     { "cpusettings", OPT_CPUSETTINGS, '-', "CPU settings info" },
42     { "windowscontext", OPT_WINDOWSCONTEXT, '-', "Windows install context" },
43     { NULL }
44 };
45 
info_main(int argc,char ** argv)46 int info_main(int argc, char **argv)
47 {
48     int ret = 1, dirty = 0, type = 0;
49     char *prog;
50     OPTION_CHOICE o;
51     const char *typedata;
52 
53     prog = opt_init(argc, argv, info_options);
54     while ((o = opt_next()) != OPT_EOF) {
55         switch (o) {
56         default:
57         opthelp:
58             BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
59             goto end;
60         case OPT_HELP:
61             opt_help(info_options);
62             ret = 0;
63             goto end;
64         case OPT_CONFIGDIR:
65             type = OPENSSL_INFO_CONFIG_DIR;
66             dirty++;
67             break;
68         case OPT_ENGINESDIR:
69             type = OPENSSL_INFO_ENGINES_DIR;
70             dirty++;
71             break;
72         case OPT_MODULESDIR:
73             type = OPENSSL_INFO_MODULES_DIR;
74             dirty++;
75             break;
76         case OPT_DSOEXT:
77             type = OPENSSL_INFO_DSO_EXTENSION;
78             dirty++;
79             break;
80         case OPT_DIRNAMESEP:
81             type = OPENSSL_INFO_DIR_FILENAME_SEPARATOR;
82             dirty++;
83             break;
84         case OPT_LISTSEP:
85             type = OPENSSL_INFO_LIST_SEPARATOR;
86             dirty++;
87             break;
88         case OPT_SEEDS:
89             type = OPENSSL_INFO_SEED_SOURCE;
90             dirty++;
91             break;
92         case OPT_CPUSETTINGS:
93             type = OPENSSL_INFO_CPU_SETTINGS;
94             dirty++;
95             break;
96         case OPT_WINDOWSCONTEXT:
97             type = OPENSSL_INFO_WINDOWS_CONTEXT;
98             dirty++;
99             break;
100         }
101     }
102     if (!opt_check_rest_arg(NULL))
103         goto opthelp;
104     if (dirty > 1) {
105         BIO_printf(bio_err, "%s: Only one item allowed\n", prog);
106         goto opthelp;
107     }
108     if (dirty == 0) {
109         BIO_printf(bio_err, "%s: No items chosen\n", prog);
110         goto opthelp;
111     }
112 
113     typedata = OPENSSL_info(type);
114     BIO_printf(bio_out, "%s\n", typedata == NULL ? "Undefined" : typedata);
115     ret = 0;
116 end:
117     return ret;
118 }
119