48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
/* $RoughId: sha2init.c,v 1.3 2001/07/13 20:00:43 knu Exp $ */
|
|
/* $Id$ */
|
|
|
|
#include "digest.h"
|
|
#include "sha2.h"
|
|
|
|
#define FOREACH_BITLEN(func) func(256) func(384) func(512)
|
|
|
|
#define DEFINE_ALGO_METADATA(bitlen) \
|
|
static algo_t sha##bitlen = { \
|
|
SHA##bitlen##_DIGEST_LENGTH, \
|
|
sizeof(SHA##bitlen##_CTX), \
|
|
(hash_init_func_t)SHA##bitlen##_Init, \
|
|
(hash_update_func_t)SHA##bitlen##_Update, \
|
|
(hash_end_func_t)SHA##bitlen##_End, \
|
|
(hash_final_func_t)SHA##bitlen##_Final, \
|
|
(hash_equal_func_t)SHA##bitlen##_Equal, \
|
|
};
|
|
|
|
FOREACH_BITLEN(DEFINE_ALGO_METADATA)
|
|
|
|
void
|
|
Init_sha2()
|
|
{
|
|
VALUE mDigest, cDigest_Base;
|
|
ID id_metadata;
|
|
|
|
#define DECLARE_ALGO_CLASS(bitlen) \
|
|
VALUE cDigest_SHA##bitlen;
|
|
|
|
FOREACH_BITLEN(DECLARE_ALGO_CLASS)
|
|
|
|
rb_require("digest.so");
|
|
|
|
id_metadata = rb_intern("metadata");
|
|
|
|
mDigest = rb_path2class("Digest");
|
|
cDigest_Base = rb_path2class("Digest::Base");
|
|
|
|
#define DEFINE_ALGO_CLASS(bitlen) \
|
|
cDigest_SHA##bitlen = rb_define_class_under(mDigest, "SHA" #bitlen, cDigest_Base); \
|
|
\
|
|
rb_cvar_set(cDigest_SHA##bitlen, id_metadata, \
|
|
Data_Wrap_Struct(rb_cObject, 0, 0, &sha##bitlen), Qtrue);
|
|
|
|
FOREACH_BITLEN(DEFINE_ALGO_CLASS)
|
|
}
|