From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2012) id 179AC3846074; Wed, 10 Apr 2024 16:14:28 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 179AC3846074 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1712765668; bh=Zo7WFbxXYA2Rcuq6+wq7wuFNiRRePe/IAyIrcOaEEN4=; h=From:To:Subject:Date:From; b=lsY2ZWubSUaHRlZK8LmAREwbNzEqn5SFYsoyJmxnpANIF6yvNvNiwKal4+cUgQkKf E0kHxLaw4kUrQIF51rD0EtpS9iNDwgJRXGYp0fuzhtT6VKgz5hzSxIm62R3K1bNWQR ibHKNAsf1NkcqwXfBcawNNFJt9ZGlbEpaPGZywP0= Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit From: Arjun Shankar To: glibc-cvs@sourceware.org Subject: [glibc] libsupport: Add xgetpeername X-Act-Checkin: glibc X-Git-Author: Sergey Kolosov X-Git-Refname: refs/heads/master X-Git-Oldrev: 42e48e720c78ab75eb8def9e866da52b0ac278df X-Git-Newrev: 6687a6e3f962759536a8019d31c68c1009ccd6eb Message-Id: <20240410161428.179AC3846074@sourceware.org> Date: Wed, 10 Apr 2024 16:14:28 +0000 (GMT) List-Id: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=6687a6e3f962759536a8019d31c68c1009ccd6eb commit 6687a6e3f962759536a8019d31c68c1009ccd6eb Author: Sergey Kolosov Date: Wed Apr 10 17:58:04 2024 +0200 libsupport: Add xgetpeername The patch adds redirections for getpeername. Reviewed-by: Arjun Shankar Diff: --- support/Makefile | 1 + support/xgetpeername.c | 30 ++++++++++++++++++++++++++++++ support/xsocket.h | 1 + 3 files changed, 32 insertions(+) diff --git a/support/Makefile b/support/Makefile index 362a51f882..aa57207bdc 100644 --- a/support/Makefile +++ b/support/Makefile @@ -131,6 +131,7 @@ libsupport-routines = \ xfreopen \ xftruncate \ xgetline \ + xgetpeername \ xgetsockname \ xlisten \ xlseek \ diff --git a/support/xgetpeername.c b/support/xgetpeername.c new file mode 100644 index 0000000000..6f448e456a --- /dev/null +++ b/support/xgetpeername.c @@ -0,0 +1,30 @@ +/* getpeername with error checking. + Copyright (C) 2024 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + . */ + +#include + +#include +#include +#include + +void +xgetpeername (int fd, struct sockaddr *sa, socklen_t *plen) +{ + if (getpeername (fd, sa, plen) != 0) + FAIL_EXIT1 ("getpeername (%d): %m", fd); +} diff --git a/support/xsocket.h b/support/xsocket.h index 3e44103546..4ac0e1f5ff 100644 --- a/support/xsocket.h +++ b/support/xsocket.h @@ -26,6 +26,7 @@ int xsocket (int, int, int); void xsetsockopt (int, int, int, const void *, socklen_t); void xgetsockname (int, struct sockaddr *, socklen_t *); +void xgetpeername (int, struct sockaddr *, socklen_t *); void xconnect (int, const struct sockaddr *, socklen_t); void xbind (int, const struct sockaddr *, socklen_t); void xlisten (int, int);