diff options
author | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-07-07 07:36:34 +0000 |
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committer | shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-07-07 07:36:34 +0000 |
commit | 441546edcfbb1b346c87b69c5f578d1a0e522e06 (patch) | |
tree | 04f606a008baebc445f38944ad37e87468da29ea /ruby_1_8_6/ext/digest/sha2/sha2init.c | |
parent | fa93611c0f9a6db146341c792bfe3b7322ec00e2 (diff) |
add tag v1_8_6_269
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_8_6_269@17937 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ruby_1_8_6/ext/digest/sha2/sha2init.c')
-rw-r--r-- | ruby_1_8_6/ext/digest/sha2/sha2init.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/ruby_1_8_6/ext/digest/sha2/sha2init.c b/ruby_1_8_6/ext/digest/sha2/sha2init.c new file mode 100644 index 0000000000..c83a29316a --- /dev/null +++ b/ruby_1_8_6/ext/digest/sha2/sha2init.c @@ -0,0 +1,52 @@ +/* $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 rb_digest_metadata_t sha##bitlen = { \ + RUBY_DIGEST_API_VERSION, \ + SHA##bitlen##_DIGEST_LENGTH, \ + SHA##bitlen##_BLOCK_LENGTH, \ + sizeof(SHA##bitlen##_CTX), \ + (rb_digest_hash_init_func_t)SHA##bitlen##_Init, \ + (rb_digest_hash_update_func_t)SHA##bitlen##_Update, \ + (rb_digest_hash_finish_func_t)SHA##bitlen##_Finish, \ +}; + +FOREACH_BITLEN(DEFINE_ALGO_METADATA) + +/* + * Classes for calculating message digests using the SHA-256/384/512 + * Secure Hash Algorithm(s) by NIST (the US' National Institute of + * Standards and Technology), described in FIPS PUB 180-2. + */ +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"); + + 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_ivar_set(cDigest_SHA##bitlen, id_metadata, \ + Data_Wrap_Struct(rb_cObject, 0, 0, &sha##bitlen)); + + FOREACH_BITLEN(DEFINE_ALGO_CLASS) +} |