Ruby: ext/digest/md5/md5init.c Source File

00001 /* $RoughId: md5init.c,v 1.2 2001/07/13 19:49:10 knu Exp $ */
00002 /* $Id: md5init.c 28341 2010-06-16 09:38:14Z knu $ */
00003 
00004 #include "../digest.h"
00005 #if defined(HAVE_OPENSSL_MD5_H)
00006 #include "md5ossl.h"
00007 #else
00008 #include "md5.h"
00009 #endif
00010 
00011 static const rb_digest_metadata_t md5 = {
00012     RUBY_DIGEST_API_VERSION,
00013     MD5_DIGEST_LENGTH,
00014     MD5_BLOCK_LENGTH,
00015     sizeof(MD5_CTX),
00016     (rb_digest_hash_init_func_t)MD5_Init,
00017     (rb_digest_hash_update_func_t)MD5_Update,
00018     (rb_digest_hash_finish_func_t)MD5_Finish,
00019 };
00020 
00021 /*
00022  * A class for calculating message digests using the MD5
00023  * Message-Digest Algorithm by RSA Data Security, Inc., described in
00024  * RFC1321.
00025  */
00026 void
00027 Init_md5()
00028 {
00029     VALUE mDigest, cDigest_Base, cDigest_MD5;
00030 
00031     rb_require("digest");
00032 
00033     mDigest = rb_path2class("Digest");
00034     cDigest_Base = rb_path2class("Digest::Base");
00035 
00036     cDigest_MD5 = rb_define_class_under(mDigest, "MD5", cDigest_Base);
00037 
00038     rb_ivar_set(cDigest_MD5, rb_intern("metadata"),
00039       Data_Wrap_Struct(rb_cObject, 0, 0, (void *)&md5));
00040 }
00041