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author | Ben Toews <benjamin.toews@gmail.com> | 2022-10-17 07:31:40 -0600 |
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committer | Kazuki Yamaguchi <k@rhe.jp> | 2022-10-17 23:38:34 +0900 |
commit | 149cb049f1d7f5fd2edf5ab467c33037ec993a47 (patch) | |
tree | 9e06e7bdaf19eee07d500f1e0c881166b49705cb | |
parent | e037731c9f840b0c74eb68a808a109fdef3c6d5e (diff) | |
download | ruby-149cb049f1d7f5fd2edf5ab467c33037ec993a47.tar.gz |
[ruby/openssl] add BN#mod_sqrt
https://github.com/ruby/openssl/commit/4619ab3e76
-rw-r--r-- | ext/openssl/ossl_bn.c | 8 | ||||
-rw-r--r-- | test/openssl/test_bn.rb | 6 |
2 files changed, 14 insertions, 0 deletions
diff --git a/ext/openssl/ossl_bn.c b/ext/openssl/ossl_bn.c index 7eb1bc79a5..06647b5b62 100644 --- a/ext/openssl/ossl_bn.c +++ b/ext/openssl/ossl_bn.c @@ -592,6 +592,13 @@ BIGNUM_2c(mod_sqr) } /* + * Document-method: OpenSSL::BN#mod_sqrt + * call-seq: + * bn.mod_sqrt(bn2) => aBN + */ +BIGNUM_2cr(mod_sqrt) + +/* * call-seq: * bn.mod_inverse(bn2) => aBN */ @@ -1237,6 +1244,7 @@ Init_ossl_bn(void) rb_define_method(cBN, "mod_sub", ossl_bn_mod_sub, 2); rb_define_method(cBN, "mod_mul", ossl_bn_mod_mul, 2); rb_define_method(cBN, "mod_sqr", ossl_bn_mod_sqr, 1); + rb_define_method(cBN, "mod_sqrt", ossl_bn_mod_sqrt, 1); rb_define_method(cBN, "**", ossl_bn_exp, 1); rb_define_method(cBN, "mod_exp", ossl_bn_mod_exp, 2); rb_define_method(cBN, "gcd", ossl_bn_gcd, 1); diff --git a/test/openssl/test_bn.rb b/test/openssl/test_bn.rb index 346602dada..77af14091e 100644 --- a/test/openssl/test_bn.rb +++ b/test/openssl/test_bn.rb @@ -174,6 +174,12 @@ class OpenSSL::TestBN < OpenSSL::TestCase assert_equal(0, 59.to_bn.mod_sqr(59)) end + def test_mod_sqrt + assert_equal(3, 4.to_bn.mod_sqrt(5)) + assert_equal(0, 5.to_bn.mod_sqrt(5)) + assert_raise(OpenSSL::BNError) { 3.to_bn.mod_sqrt(5) } + end + def test_mod_inverse assert_equal(2, 3.to_bn.mod_inverse(5)) assert_raise(OpenSSL::BNError) { 3.to_bn.mod_inverse(6) } |