sha1init.c
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/* $RoughId: sha1init.c,v 1.2 2001/07/13 19:49:10 knu Exp $ */
/* $Id: sha1init.c 27437 2010-04-22 08:04:13Z nobu $ */
#include "digest.h"
#if defined(HAVE_OPENSSL_SHA_H)
#include "sha1ossl.h"
#else
#include "sha1.h"
#endif
static const rb_digest_metadata_t sha1 = {
RUBY_DIGEST_API_VERSION,
SHA1_DIGEST_LENGTH,
SHA1_BLOCK_LENGTH,
sizeof(SHA1_CTX),
(rb_digest_hash_init_func_t)SHA1_Init,
(rb_digest_hash_update_func_t)SHA1_Update,
(rb_digest_hash_finish_func_t)SHA1_Finish,
};
/*
* A class for calculating message digests using the SHA-1 Secure Hash
* Algorithm by NIST (the US' National Institute of Standards and
* Technology), described in FIPS PUB 180-1.
*/
void
Init_sha1()
{
VALUE mDigest, cDigest_Base, cDigest_SHA1;
rb_require("digest");
mDigest = rb_path2class("Digest");
cDigest_Base = rb_path2class("Digest::Base");
cDigest_SHA1 = rb_define_class_under(mDigest, "SHA1", cDigest_Base);
rb_ivar_set(cDigest_SHA1, rb_intern("metadata"),
Data_Wrap_Struct(rb_cObject, 0, 0, (void *)&sha1));
}