Ruby 2.0.0p247(2013-06-27revision41674)

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ossl_config.c
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1 /*
2 * $Id: ossl_config.c 29359 2010-09-29 03:37:44Z nobu $
3 * 'OpenSSL for Ruby' project
4 * Copyright (C) 2001-2002 Michal Rokos <m.rokos@sh.cvut.cz>
5 * All rights reserved.
6 */
7 /*
8 * This program is licenced under the same licence as Ruby.
9 * (See the file 'LICENCE'.)
10 */
11 #include "ossl.h"
12
13
14 /*
15 * Classes
16 */
17 VALUE cConfig;
18 VALUE eConfigError;
19
20 /*
21 * Public
22 */
23
24 /*
25 * GetConfigPtr is a public C-level function for getting OpenSSL CONF struct
26 * from an OpenSSL::Config(eConfig) instance. We decided to implement
27 * OpenSSL::Config in Ruby level but we need to pass native CONF struct for
28 * some OpenSSL features such as X509V3_EXT_*.
29 */
30 CONF *
31 GetConfigPtr(VALUE obj)
32 {
33 CONF *conf;
34 VALUE str;
35 BIO *bio;
36 long eline = -1;
37
38 OSSL_Check_Kind(obj, cConfig);
39 str = rb_funcall(obj, rb_intern("to_s"), 0);
40 bio = ossl_obj2bio(str);
41 conf = NCONF_new(NULL);
42 if(!conf){
43 BIO_free(bio);
44 ossl_raise(eConfigError, NULL);
45 }
46 if(!NCONF_load_bio(conf, bio, &eline)){
47 BIO_free(bio);
48 NCONF_free(conf);
49 if (eline <= 0) ossl_raise(eConfigError, "wrong config format");
50 else ossl_raise(eConfigError, "error in line %d", eline);
51 ossl_raise(eConfigError, NULL);
52 }
53 BIO_free(bio);
54
55 return conf;
56 }
57
58
59 /*
60 * INIT
61 */
62 void
63 Init_ossl_config()
64 {
65 char *default_config_file;
66 eConfigError = rb_define_class_under(mOSSL, "ConfigError", eOSSLError);
67 cConfig = rb_define_class_under(mOSSL, "Config", rb_cObject);
68
69 default_config_file = CONF_get1_default_config_file();
70 rb_define_const(cConfig, "DEFAULT_CONFIG_FILE",
71 rb_str_new2(default_config_file));
72 OPENSSL_free(default_config_file);
73 /* methods are defined by openssl/config.rb */
74 }
75