From df4e282eeb53ba19e6bd72a5a10f89a1989a55a3 Mon Sep 17 00:00:00 2001 From: normal Date: Thu, 2 Jul 2015 22:22:14 +0000 Subject: delay `exception: false' checks for minor speedup Delay hash lookups until we are about to hit an exception. This gives a minor speedup ratio of 2-3% in the new bm_io_nonblock_noex benchmark as well as reducing code. * benchmark/bm_io_nonblock_noex.rb: new benchmark * ext/openssl/ossl_ssl.c (no_exception_p): new function (ossl_start_ssl): adjust for no_exception_p (ossl_ssl_connect): adjust ossl_start_ssl call (ossl_ssl_connect_nonblock): ditto (ossl_ssl_accept): ditto (ossl_ssl_accept_nonblock): ditto (ossl_ssl_read_internal): adjust for no_exception_p (ossl_ssl_write_internal): ditto (ossl_ssl_write): adjust ossl_write_internal call (ossl_ssl_write_nonblock): ditto * ext/stringio/stringio.c (strio_read_nonblock): delay exception check * io.c (no_exception_p): new function (io_getpartial): call no_exception_p (io_readpartial): adjust for io_getpartial (get_kwargs_exception): remove (io_read_nonblock): adjust for io_getpartial, check no_exception_p on EOF (io_write_nonblock): call no_exception_p (rb_io_write_nonblock): do not check `exception: false' (argf_getpartial): adjust for io_getpartial [ruby-core:69778] [Feature #11318] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51113 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- ext/openssl/ossl_ssl.c | 71 +++++++++++++++++++++++--------------------------- 1 file changed, 33 insertions(+), 38 deletions(-) (limited to 'ext/openssl/ossl_ssl.c') diff --git a/ext/openssl/ossl_ssl.c b/ext/openssl/ossl_ssl.c index 4496d46ab7..143189e5d0 100644 --- a/ext/openssl/ossl_ssl.c +++ b/ext/openssl/ossl_ssl.c @@ -1273,14 +1273,23 @@ read_would_block(int nonblock) } } +static int +no_exception_p(VALUE opts) +{ + if (RB_TYPE_P(opts, T_HASH) && + rb_hash_lookup2(opts, sym_exception, Qundef) == Qfalse) + return 1; + return 0; +} + static VALUE -ossl_start_ssl(VALUE self, int (*func)(), const char *funcname, - int nonblock, int no_exception) +ossl_start_ssl(VALUE self, int (*func)(), const char *funcname, VALUE opts) { SSL *ssl; rb_io_t *fptr; int ret, ret2; VALUE cb_state; + int nonblock = opts != Qfalse; rb_ivar_set(self, ID_callback_state, Qnil); @@ -1299,12 +1308,12 @@ ossl_start_ssl(VALUE self, int (*func)(), const char *funcname, switch((ret2 = ssl_get_error(ssl, ret))){ case SSL_ERROR_WANT_WRITE: - if (no_exception) { return sym_wait_writable; } + if (no_exception_p(opts)) { return sym_wait_writable; } write_would_block(nonblock); rb_io_wait_writable(FPTR_TO_FD(fptr)); continue; case SSL_ERROR_WANT_READ: - if (no_exception) { return sym_wait_readable; } + if (no_exception_p(opts)) { return sym_wait_readable; } read_would_block(nonblock); rb_io_wait_readable(FPTR_TO_FD(fptr)); continue; @@ -1330,15 +1339,8 @@ static VALUE ossl_ssl_connect(VALUE self) { ossl_ssl_setup(self); - return ossl_start_ssl(self, SSL_connect, "SSL_connect", 0, 0); -} -static int -get_no_exception(VALUE opts) -{ - if (!NIL_P(opts) && Qfalse == rb_hash_lookup2(opts, sym_exception, Qundef)) - return 1; - return 0; + return ossl_start_ssl(self, SSL_connect, "SSL_connect", Qfalse); } /* @@ -1366,14 +1368,12 @@ get_no_exception(VALUE opts) static VALUE ossl_ssl_connect_nonblock(int argc, VALUE *argv, VALUE self) { - int no_exception; - VALUE opts = Qnil; - + VALUE opts; rb_scan_args(argc, argv, "0:", &opts); - no_exception = get_no_exception(opts); ossl_ssl_setup(self); - return ossl_start_ssl(self, SSL_connect, "SSL_connect", 1, no_exception); + + return ossl_start_ssl(self, SSL_connect, "SSL_connect", opts); } /* @@ -1387,7 +1387,8 @@ static VALUE ossl_ssl_accept(VALUE self) { ossl_ssl_setup(self); - return ossl_start_ssl(self, SSL_accept, "SSL_accept", 0, 0); + + return ossl_start_ssl(self, SSL_accept, "SSL_accept", Qfalse); } /* @@ -1415,14 +1416,12 @@ ossl_ssl_accept(VALUE self) static VALUE ossl_ssl_accept_nonblock(int argc, VALUE *argv, VALUE self) { - int no_exception; - VALUE opts = Qnil; + VALUE opts; rb_scan_args(argc, argv, "0:", &opts); - no_exception = get_no_exception(opts); - ossl_ssl_setup(self); - return ossl_start_ssl(self, SSL_accept, "SSL_accept", 1, no_exception); + + return ossl_start_ssl(self, SSL_accept, "SSL_accept", opts); } static VALUE @@ -1430,14 +1429,12 @@ ossl_ssl_read_internal(int argc, VALUE *argv, VALUE self, int nonblock) { SSL *ssl; int ilen, nread = 0; - int no_exception = 0; VALUE len, str; rb_io_t *fptr; VALUE opts = Qnil; if (nonblock) { rb_scan_args(argc, argv, "11:", &len, &str, &opts); - no_exception = get_no_exception(opts); } else { rb_scan_args(argc, argv, "11", &len, &str); } @@ -1462,21 +1459,21 @@ ossl_ssl_read_internal(int argc, VALUE *argv, VALUE self, int nonblock) case SSL_ERROR_NONE: goto end; case SSL_ERROR_ZERO_RETURN: - if (no_exception) { return Qnil; } + if (no_exception_p(opts)) { return Qnil; } rb_eof_error(); case SSL_ERROR_WANT_WRITE: - if (no_exception) { return sym_wait_writable; } + if (no_exception_p(opts)) { return sym_wait_writable; } write_would_block(nonblock); rb_io_wait_writable(FPTR_TO_FD(fptr)); continue; case SSL_ERROR_WANT_READ: - if (no_exception) { return sym_wait_readable; } + if (no_exception_p(opts)) { return sym_wait_readable; } read_would_block(nonblock); rb_io_wait_readable(FPTR_TO_FD(fptr)); continue; case SSL_ERROR_SYSCALL: if(ERR_peek_error() == 0 && nread == 0) { - if (no_exception) { return Qnil; } + if (no_exception_p(opts)) { return Qnil; } rb_eof_error(); } rb_sys_fail(0); @@ -1536,11 +1533,12 @@ ossl_ssl_read_nonblock(int argc, VALUE *argv, VALUE self) } static VALUE -ossl_ssl_write_internal(VALUE self, VALUE str, int nonblock, int no_exception) +ossl_ssl_write_internal(VALUE self, VALUE str, VALUE opts) { SSL *ssl; int nwrite = 0; rb_io_t *fptr; + int nonblock = opts != Qfalse; StringValue(str); GetSSL(self, ssl); @@ -1553,12 +1551,12 @@ ossl_ssl_write_internal(VALUE self, VALUE str, int nonblock, int no_exception) case SSL_ERROR_NONE: goto end; case SSL_ERROR_WANT_WRITE: - if (no_exception) { return sym_wait_writable; } + if (no_exception_p(opts)) { return sym_wait_writable; } write_would_block(nonblock); rb_io_wait_writable(FPTR_TO_FD(fptr)); continue; case SSL_ERROR_WANT_READ: - if (no_exception) { return sym_wait_readable; } + if (no_exception_p(opts)) { return sym_wait_readable; } read_would_block(nonblock); rb_io_wait_readable(FPTR_TO_FD(fptr)); continue; @@ -1588,7 +1586,7 @@ ossl_ssl_write_internal(VALUE self, VALUE str, int nonblock, int no_exception) static VALUE ossl_ssl_write(VALUE self, VALUE str) { - return ossl_ssl_write_internal(self, str, 0, 0); + return ossl_ssl_write_internal(self, str, Qfalse); } /* @@ -1601,14 +1599,11 @@ ossl_ssl_write(VALUE self, VALUE str) static VALUE ossl_ssl_write_nonblock(int argc, VALUE *argv, VALUE self) { - VALUE str; - VALUE opts = Qnil; - int no_exception; + VALUE str, opts; rb_scan_args(argc, argv, "1:", &str, &opts); - no_exception = get_no_exception(opts); - return ossl_ssl_write_internal(self, str, 1, no_exception); + return ossl_ssl_write_internal(self, str, opts); } /* -- cgit v1.2.3