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[ruby/openssl] ssl: fix SSLSocket#syswrite with String-convertible objects

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Correctly pass the new object assigned by StringValue() to
ossl_ssl_write_internal_safe().

This is a follow-up to commit 0d8c17aa85 (Reduce
OpenSSL::Buffering#do_write overhead, 2024-12-21).

3ff096196a
This commit is contained in:
Kazuki Yamaguchi 2025-04-16 23:51:21 +09:00 • committed by git
parent bbf873521a
commit 0a8a641d0a
2 changed files with 9 additions and 5 deletions
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9
ext/openssl/ossl_ssl.c
View file

@ -2080,14 +2080,13 @@ ossl_ssl_write_internal_safe(VALUE _args)
static VALUE static VALUE
ossl_ssl_write_internal(VALUE self, VALUE str, VALUE opts) ossl_ssl_write_internal(VALUE self, VALUE str, VALUE opts)
{ {
VALUE args[3] = {self, str, opts}; StringValue(str);
int state;
str = StringValue(str);
int frozen = RB_OBJ_FROZEN(str); int frozen = RB_OBJ_FROZEN(str);
if (!frozen) { if (!frozen) {
str = rb_str_locktmp(str); rb_str_locktmp(str);
} }
int state;
VALUE args[3] = {self, str, opts};
VALUE result = rb_protect(ossl_ssl_write_internal_safe, (VALUE)args, &state); VALUE result = rb_protect(ossl_ssl_write_internal_safe, (VALUE)args, &state);
if (!frozen) { if (!frozen) {
rb_str_unlocktmp(str); rb_str_unlocktmp(str);

5
test/openssl/test_ssl.rb
View file

@ -270,6 +270,11 @@ class OpenSSL::TestSSL < OpenSSL::SSLTestCase
ssl.syswrite(str) ssl.syswrite(str)
assert_same buf, ssl.sysread(str.size, buf) assert_same buf, ssl.sysread(str.size, buf)
assert_equal(str, buf) assert_equal(str, buf)
obj = Object.new
obj.define_singleton_method(:to_str) { str }
ssl.syswrite(obj)
assert_equal(str, ssl.sysread(str.bytesize))
} }
} }
end end