{"id":2232300,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2232300/?format=json","web_url":"http://patchwork.ozlabs.org/project/ltp/patch/20260504-safe_splice-v3-1-e5acf4c9193b@suse.com/","project":{"id":59,"url":"http://patchwork.ozlabs.org/api/1.1/projects/59/?format=json","name":"Linux Test Project development","link_name":"ltp","list_id":"ltp.lists.linux.it","list_email":"ltp@lists.linux.it","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260504-safe_splice-v3-1-e5acf4c9193b@suse.com>","date":"2026-05-04T09:51:00","name":"[v3,1/2] lib: Add SAFE_SPLICE() macro","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"26eac15818458e274a586d4ba4637f4c084356d0","submitter":{"id":83220,"url":"http://patchwork.ozlabs.org/api/1.1/people/83220/?format=json","name":"Andrea Cervesato","email":"andrea.cervesato@suse.de"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/ltp/patch/20260504-safe_splice-v3-1-e5acf4c9193b@suse.com/mbox/","series":[{"id":502633,"url":"http://patchwork.ozlabs.org/api/1.1/series/502633/?format=json","web_url":"http://patchwork.ozlabs.org/project/ltp/list/?series=502633","date":"2026-05-04T09:50:59","name":"Introduce SAFE_SPLICE()","version":3,"mbox":"http://patchwork.ozlabs.org/series/502633/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2232300/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2232300/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","ltp@lists.linux.it"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","ltp@picard.linux.it"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n unprotected) header.d=suse.de header.i=@suse.de header.a=rsa-sha256\n header.s=susede2_rsa header.b=ZxuRVc76;\n\tdkim=fail reason=\"signature verification failed\" header.d=suse.de\n header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519\n header.b=IJAIaUMP;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key)\n header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa\n header.b=ZxuRVc76;\n\tdkim=neutral header.d=suse.de header.i=@suse.de header.a=ed25519-sha256\n header.s=susede2_ed25519 header.b=IJAIaUMP;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.linux.it\n (client-ip=2001:1418:10:5::2; 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charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"ltp-bounces+incoming=patchwork.ozlabs.org@lists.linux.it","Sender":"\"ltp\" "},"content":"From: Andrea Cervesato \n\nAdd new SAFE_SPLIT() in lapi/splice.h.\n\nSigned-off-by: Andrea Cervesato \n---\n include/lapi/splice.h | 28 ++++++++++++++++++++++++++++\n 1 file changed, 28 insertions(+)","diff":"diff --git a/include/lapi/splice.h b/include/lapi/splice.h\nindex 191b22d2d6397d1efad5e2025be5a2c4370724dc..e346e5cca9f44bd8421c6b99f84cd4646269ac1f 100644\n--- a/include/lapi/splice.h\n+++ b/include/lapi/splice.h\n@@ -7,6 +7,13 @@\n #ifndef LAPI_SPLICE_H__\n #define LAPI_SPLICE_H__\n \n+#ifndef _GNU_SOURCE\n+# define _GNU_SOURCE\n+#endif\n+\n+#include \n+#include \n+\n #include \"config.h\"\n #include \"lapi/syscalls.h\"\n \n@@ -19,4 +26,25 @@ static inline ssize_t splice(int fd_in, loff_t *off_in, int fd_out,\n }\n #endif\n \n+static inline ssize_t safe_splice(const char *file, const int lineno,\n+\t\t\t\t int fd_in, loff_t *off_in,\n+\t\t\t\t int fd_out, loff_t *off_out,\n+\t\t\t\t size_t len, unsigned int flags)\n+{\n+\tssize_t ret;\n+\n+\tret = splice(fd_in, off_in, fd_out, off_out, len, flags);\n+\n+\tif (ret < 0) {\n+\t\ttst_brk_(file, lineno, TBROK | TERRNO,\n+\t\t\t\"splice(%d, %d, %zu) failed\", fd_in, fd_out, len);\n+\t}\n+\n+\treturn ret;\n+}\n+\n+#define SAFE_SPLICE(fd_in, off_in, fd_out, off_out, len, flags) \\\n+\tsafe_splice(__FILE__, __LINE__, (fd_in), (off_in), (fd_out), \\\n+\t\t (off_out), (len), (flags))\n+\n #endif /* LAPI_SPLICE_H__ */\n","prefixes":["v3","1/2"]}