From mboxrd@z Thu Jan 1 00:00:00 1970 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 picard.linux.it (picard.linux.it [213.254.12.146]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DB137CD3430 for ; Mon, 4 May 2026 09:51:43 +0000 (UTC) Received: from picard.linux.it (localhost [IPv6:::1]) by picard.linux.it (Postfix) with ESMTP id 8B8113E4988 for ; Mon, 4 May 2026 11:51:42 +0200 (CEST) Received: from in-2.smtp.seeweb.it (in-2.smtp.seeweb.it [217.194.8.2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1)) (No client certificate requested) by picard.linux.it (Postfix) with ESMTPS id 3BFB23E61FD for ; Mon, 4 May 2026 11:51:12 +0200 (CEST) Received: from smtp-out2.suse.de (smtp-out2.suse.de [IPv6:2a07:de40:b251:101:10:150:64:2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by in-2.smtp.seeweb.it (Postfix) with ESMTPS id 63E4460032D for ; Mon, 4 May 2026 11:51:11 +0200 (CEST) Received: from imap1.dmz-prg2.suse.org (unknown [10.150.64.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 719765C248; Mon, 4 May 2026 09:51:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1777888265; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=6FOEHGrgSJD5mEGsNGWFOyYBWGDtLKJZLA9LVt7kleI=; b=ZxuRVc76p51gQDmJSZcKIFBk3mdgZ7aAqkACI3h/ncBa8dMkZJVS8TO4wqmeyetRW59u5T eMKwj28SfasEof2KxNeODBMHqN4qXdcApMnOQNbFdQdZWZWfD927ob7pT7CU/Eo8VgSqEU e/X/HnlVbb2HmwuIvz0+w9WgFzMck8w= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1777888265; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=6FOEHGrgSJD5mEGsNGWFOyYBWGDtLKJZLA9LVt7kleI=; b=IJAIaUMP89LYXdhp0qs7VyHGscgn4acRbENlVkxIPHrFG5HqtmGlBX/KipPnu9mBCmBEpk QmC+zA97ds2UlRCg== Authentication-Results: smtp-out2.suse.de; none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1777888265; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=6FOEHGrgSJD5mEGsNGWFOyYBWGDtLKJZLA9LVt7kleI=; b=ZxuRVc76p51gQDmJSZcKIFBk3mdgZ7aAqkACI3h/ncBa8dMkZJVS8TO4wqmeyetRW59u5T eMKwj28SfasEof2KxNeODBMHqN4qXdcApMnOQNbFdQdZWZWfD927ob7pT7CU/Eo8VgSqEU e/X/HnlVbb2HmwuIvz0+w9WgFzMck8w= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1777888265; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=6FOEHGrgSJD5mEGsNGWFOyYBWGDtLKJZLA9LVt7kleI=; b=IJAIaUMP89LYXdhp0qs7VyHGscgn4acRbENlVkxIPHrFG5HqtmGlBX/KipPnu9mBCmBEpk QmC+zA97ds2UlRCg== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id 53108593A6; Mon, 4 May 2026 09:51:05 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id eB30EQls+GkOOgAAD6G6ig (envelope-from ); Mon, 04 May 2026 09:51:05 +0000 From: Andrea Cervesato Date: Mon, 04 May 2026 11:51:00 +0200 MIME-Version: 1.0 Message-Id: <20260504-safe_splice-v3-1-e5acf4c9193b@suse.com> References: <20260504-safe_splice-v3-0-e5acf4c9193b@suse.com> In-Reply-To: <20260504-safe_splice-v3-0-e5acf4c9193b@suse.com> To: Linux Test Project X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1777888265; l=1394; i=andrea.cervesato@suse.com; s=20251210; h=from:subject:message-id; bh=h1d2sUKb7X5RgrWyJRHX+dekD1LOLp/UEnDnjwE8bFQ=; b=kD9yBYxARdgwaEbH8wwgR1JoTOCQSQpXH4Q9zsQ7mVo7AEv3TR0hhTfb52xyKGNUDIbvC0xoA YP4NF7P4Cp+DE/fPoiyzJtCb9WjMtR/w2Odfq9b0KV+yJZCBHSnO2Fu X-Developer-Key: i=andrea.cervesato@suse.com; a=ed25519; pk=zKY+6GCauOiuHNZ//d8PQ/UL4jFCTKbXrzXAOQSLevI= X-Spamd-Result: default: False [-4.30 / 50.00]; BAYES_HAM(-3.00)[100.00%]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; FUZZY_RATELIMITED(0.00)[rspamd.com]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; RCPT_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; TO_DN_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; MIME_TRACE(0.00)[0:+]; FROM_EQ_ENVFROM(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo, suse.com:mid, suse.com:email] X-Virus-Scanned: clamav-milter 1.0.9 at in-2.smtp.seeweb.it X-Virus-Status: Clean Subject: [LTP] [PATCH v3 1/2] lib: Add SAFE_SPLICE() macro X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ltp-bounces+ltp=archiver.kernel.org@lists.linux.it Sender: "ltp" From: Andrea Cervesato Add new SAFE_SPLIT() in lapi/splice.h. Signed-off-by: Andrea Cervesato --- include/lapi/splice.h | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/include/lapi/splice.h b/include/lapi/splice.h index 191b22d2d6397d1efad5e2025be5a2c4370724dc..e346e5cca9f44bd8421c6b99f84cd4646269ac1f 100644 --- a/include/lapi/splice.h +++ b/include/lapi/splice.h @@ -7,6 +7,13 @@ #ifndef LAPI_SPLICE_H__ #define LAPI_SPLICE_H__ +#ifndef _GNU_SOURCE +# define _GNU_SOURCE +#endif + +#include +#include + #include "config.h" #include "lapi/syscalls.h" @@ -19,4 +26,25 @@ static inline ssize_t splice(int fd_in, loff_t *off_in, int fd_out, } #endif +static inline ssize_t safe_splice(const char *file, const int lineno, + int fd_in, loff_t *off_in, + int fd_out, loff_t *off_out, + size_t len, unsigned int flags) +{ + ssize_t ret; + + ret = splice(fd_in, off_in, fd_out, off_out, len, flags); + + if (ret < 0) { + tst_brk_(file, lineno, TBROK | TERRNO, + "splice(%d, %d, %zu) failed", fd_in, fd_out, len); + } + + return ret; +} + +#define SAFE_SPLICE(fd_in, off_in, fd_out, off_out, len, flags) \ + safe_splice(__FILE__, __LINE__, (fd_in), (off_in), (fd_out), \ + (off_out), (len), (flags)) + #endif /* LAPI_SPLICE_H__ */ -- 2.51.0 -- Mailing list info: https://lists.linux.it/listinfo/ltp