From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2012) id 3172E3858432; Mon, 13 May 2024 13:18:16 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 3172E3858432 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1715606296; bh=LqspJ6HqP+ylZNdkI8S/HMSXVOvqfmdYzqkuYMeSITw=; h=From:To:Subject:Date:From; b=T+ulc84TY3h0i/rLnahxxhGgiN3CfomoOJrIJ5eHJJ1FODAEH5Fl9EqbIeNW9b/lo x3IzYJqChdLTd2n2m9p45incJAjCfgh8zkbUuegdkNUPOviaC7EWxINxCdWF74l+v0 QBenNEwqQQ3MAN5Yld9XKo3ANoWwiDD+MxVJsbIQ= 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/release/2.39/master] libsupport: Add xgetpeername X-Act-Checkin: glibc X-Git-Author: Sergey Kolosov X-Git-Refname: refs/heads/release/2.39/master X-Git-Oldrev: ab4ef4421f85ea7afeb482ded51003658b08de7e X-Git-Newrev: 2db79c96baa1256b8fc2656596143da92fabd074 Message-Id: <20240513131816.3172E3858432@sourceware.org> Date: Mon, 13 May 2024 13:18:16 +0000 (GMT) List-Id: https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=2db79c96baa1256b8fc2656596143da92fabd074 commit 2db79c96baa1256b8fc2656596143da92fabd074 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 (cherry picked from commit 6687a6e3f962759536a8019d31c68c1009ccd6eb) 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);