From patchwork Sat Apr 15 16:58:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ammar Faizi X-Patchwork-Id: 13212582 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4EDEFC7619A for ; Sat, 15 Apr 2023 16:58:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230013AbjDOQ6j (ORCPT ); Sat, 15 Apr 2023 12:58:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59798 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229989AbjDOQ6i (ORCPT ); Sat, 15 Apr 2023 12:58:38 -0400 Received: from gnuweeb.org (gnuweeb.org [51.81.211.47]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C48F51BD6; Sat, 15 Apr 2023 09:58:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gnuweeb.org; s=default; t=1681577916; bh=1qz+Hegrb9MywEJ4mTJx0QzksRUEqf3LwLZEKdEAcHc=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=ITJKRx/cG9a3Sim+7xXpwfmBMIwU6rspcqZg4xBPqEQKcEksfdNdyII4WA571Pv1S vK1N0h4PvU74ryTnTpEhcm/DuDxJDr0DkDpwYBzZz16pHQqcDpTByYW43nkT0WdMAq F98GOn1XFwvbn2Oaz0qhkz3v2OIrYU1ZqxgqWUlesLitEVMA0s1NCBw9bovxgYI1w4 hHYt9RZuX+MtWIFJ69xy4mqWBdhKMSxGuIOzIkxs1rYN5f9yBFE2x4/VoNK3n6IjjT 4Vn/XOvte3tt3k1QKyajkD6xPVOYGJTspTxXspNMtuGBYkaiRmhjGHceOYMLVyU5HN ZXBBIgZEJhBUg== Received: from localhost.localdomain (unknown [182.253.88.211]) by gnuweeb.org (Postfix) with ESMTPSA id B22F1245521; Sat, 15 Apr 2023 23:58:33 +0700 (WIB) From: Ammar Faizi To: Jens Axboe Cc: Ammar Faizi , Pavel Begunkov , Alviro Iskandar Setiawan , io-uring Mailing List , Linux Kernel Mailing List , GNU/Weeb Mailing List Subject: [RFC PATCH liburing v1 1/2] liburing: Add `io_uring_prep_sendto()` Date: Sat, 15 Apr 2023 23:58:20 +0700 Message-Id: <20230415165821.791763-2-ammarfaizi2@gnuweeb.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230415165821.791763-1-ammarfaizi2@gnuweeb.org> References: <20230415165821.791763-1-ammarfaizi2@gnuweeb.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org A sendto(2) request can be done using: io_uring_prep_send() + io_uring_prep_send_set_addr() Create a wrapper function, io_uring_prep_sendto(). Signed-off-by: Ammar Faizi --- src/include/liburing.h | 25 +++++++++++++++++-------- src/liburing-ffi.map | 1 + 2 files changed, 18 insertions(+), 8 deletions(-) diff --git a/src/include/liburing.h b/src/include/liburing.h index fbc65b60788a4d44..70c177431faf9f75 100644 --- a/src/include/liburing.h +++ b/src/include/liburing.h @@ -758,6 +758,23 @@ IOURINGINLINE void io_uring_prep_send(struct io_uring_sqe *sqe, int sockfd, sqe->msg_flags = (__u32) flags; } +IOURINGINLINE void io_uring_prep_send_set_addr(struct io_uring_sqe *sqe, + const struct sockaddr *dest_addr, + __u16 addr_len) +{ + sqe->addr2 = (unsigned long)(const void *)dest_addr; + sqe->addr_len = addr_len; +} + +IOURINGINLINE void io_uring_prep_sendto(struct io_uring_sqe *sqe, int sockfd, + const void *buf, size_t len, int flags, + const struct sockaddr *addr, + socklen_t addrlen) +{ + io_uring_prep_send(sqe, sockfd, buf, len, flags); + io_uring_prep_send_set_addr(sqe, addr, addrlen); +} + IOURINGINLINE void io_uring_prep_send_zc(struct io_uring_sqe *sqe, int sockfd, const void *buf, size_t len, int flags, unsigned zc_flags) @@ -786,14 +803,6 @@ IOURINGINLINE void io_uring_prep_sendmsg_zc(struct io_uring_sqe *sqe, int fd, sqe->opcode = IORING_OP_SENDMSG_ZC; } -IOURINGINLINE void io_uring_prep_send_set_addr(struct io_uring_sqe *sqe, - const struct sockaddr *dest_addr, - __u16 addr_len) -{ - sqe->addr2 = (unsigned long)(const void *)dest_addr; - sqe->addr_len = addr_len; -} - IOURINGINLINE void io_uring_prep_recv(struct io_uring_sqe *sqe, int sockfd, void *buf, size_t len, int flags) { diff --git a/src/liburing-ffi.map b/src/liburing-ffi.map index c971bf8c858f3005..0a5e12ca764a2a1e 100644 --- a/src/liburing-ffi.map +++ b/src/liburing-ffi.map @@ -170,6 +170,7 @@ LIBURING_2.4 { io_uring_prep_msg_ring_cqe_flags; io_uring_prep_msg_ring_fd; io_uring_prep_msg_ring_fd_alloc; + io_uring_prep_sendto; local: *; }; From patchwork Sat Apr 15 16:58:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ammar Faizi X-Patchwork-Id: 13212583 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 94256C77B73 for ; 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Sat, 15 Apr 2023 23:58:36 +0700 (WIB) From: Ammar Faizi To: Jens Axboe Cc: Ammar Faizi , Pavel Begunkov , Alviro Iskandar Setiawan , io-uring Mailing List , Linux Kernel Mailing List , GNU/Weeb Mailing List Subject: [RFC PATCH liburing v1 2/2] man: Add `io_uring_prep_sendto()` Date: Sat, 15 Apr 2023 23:58:21 +0700 Message-Id: <20230415165821.791763-3-ammarfaizi2@gnuweeb.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230415165821.791763-1-ammarfaizi2@gnuweeb.org> References: <20230415165821.791763-1-ammarfaizi2@gnuweeb.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org Signed-off-by: Ammar Faizi --- CHANGELOG | 1 + man/io_uring_prep_send.3 | 31 +++++++++++++++++++++++++++++++ man/io_uring_prep_sendto.3 | 1 + 3 files changed, 33 insertions(+) create mode 120000 man/io_uring_prep_sendto.3 diff --git a/CHANGELOG b/CHANGELOG index 85e02a280d4a7c45..71ca3919e114d858 100644 --- a/CHANGELOG +++ b/CHANGELOG @@ -14,6 +14,7 @@ liburing-2.4 release io_uring_prep_openat2_direct(), io_uring_prep_msg_ring_fd(), and io_uring_prep_socket_direct() factor in being called with IORING_FILE_INDEX_ALLOC for allocating a direct descriptor. +- Add io_uring_prep_sendto() function. liburing-2.3 release diff --git a/man/io_uring_prep_send.3 b/man/io_uring_prep_send.3 index 3bdc96751ebfb230..b555ec3a8548c449 100644 --- a/man/io_uring_prep_send.3 +++ b/man/io_uring_prep_send.3 @@ -14,6 +14,14 @@ io_uring_prep_send \- prepare a send request .BI " const void *" buf "," .BI " size_t " len "," .BI " int " flags ");" +.PP +.BI "void io_uring_prep_sendto(struct io_uring_sqe *" sqe "," +.BI " int " sockfd "," +.BI " const void *" buf "," +.BI " size_t " len "," +.BI " int " flags "," +.BI " const struct sockaddr *" addr "," +.BI " socklen_t " addrlen ");" .fi .SH DESCRIPTION .PP @@ -43,6 +51,28 @@ This function prepares an async .BR send (2) request. See that man page for details. +The +.BR io_uring_prep_sendto (3) +function prepares a sendto request. The submission queue entry +.I sqe +is setup to use the file descriptor +.I sockfd +to start sending the data from +.I buf +of size +.I len +bytes and with modifier flags +.IR flags . +The destination address is specified by +.I addr +and +.I addrlen +and must be a valid address for the socket type. + +This function prepares an async +.BR sendto (2) +request. See that man page for details. + .SH RETURN VALUE None .SH ERRORS @@ -64,3 +94,4 @@ field. .BR io_uring_get_sqe (3), .BR io_uring_submit (3), .BR send (2) +.BR sendto (2) diff --git a/man/io_uring_prep_sendto.3 b/man/io_uring_prep_sendto.3 new file mode 120000 index 0000000000000000..ba85e68453fe6dcb --- /dev/null +++ b/man/io_uring_prep_sendto.3 @@ -0,0 +1 @@ +io_uring_prep_send.3 \ No newline at end of file