From owner-svn-src-all@freebsd.org Wed Mar 11 18:15:19 2020 Return-Path: Delivered-To: svn-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 99034266B5B; Wed, 11 Mar 2020 18:15:19 +0000 (UTC) (envelope-from emaste@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 48d0Vv31XWz3Qmn; Wed, 11 Mar 2020 18:15:19 +0000 (UTC) (envelope-from emaste@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 042B1188F9; Wed, 11 Mar 2020 18:15:19 +0000 (UTC) (envelope-from emaste@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id 02BIFIUZ018548; Wed, 11 Mar 2020 18:15:18 GMT (envelope-from emaste@FreeBSD.org) Received: (from emaste@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id 02BIFIux018547; Wed, 11 Mar 2020 18:15:18 GMT (envelope-from emaste@FreeBSD.org) Message-Id: <202003111815.02BIFIux018547@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: emaste set sender to emaste@FreeBSD.org using -f From: Ed Maste Date: Wed, 11 Mar 2020 18:15:18 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r358891 - head/share/man/man5 X-SVN-Group: head X-SVN-Commit-Author: emaste X-SVN-Commit-Paths: head/share/man/man5 X-SVN-Commit-Revision: 358891 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 11 Mar 2020 18:15:19 -0000 Author: emaste Date: Wed Mar 11 18:15:18 2020 New Revision: 358891 URL: https://svnweb.freebsd.org/changeset/base/358891 Log: elf.5: start documenting ELF note sections I intend to document FreeBSD's ELF notes (see review D23982), but start with a section documenting the format of the note section itself. Sponsored by: The FreeBSD Foundation Modified: head/share/man/man5/elf.5 Modified: head/share/man/man5/elf.5 ============================================================================== --- head/share/man/man5/elf.5 Wed Mar 11 15:12:31 2020 (r358890) +++ head/share/man/man5/elf.5 Wed Mar 11 18:15:18 2020 (r358891) @@ -24,7 +24,7 @@ .\" .\" $FreeBSD$ .\" -.Dd December 18, 2005 +.Dd March 11, 2020 .Dt ELF 5 .Os .Sh NAME @@ -1276,6 +1276,26 @@ member. This member specifies a constant addend used to compute the value to be stored into the relocatable field. .El +.Ss Note Section +ELF note sections consist of entries with the following format. +.Bl -column -offset indent "Sy Field" "Sy Size" "Sy Description" +.It Sy Field Ta Sy Size Ta Sy Description +.It namesz Ta 32 bits Ta Size of "name" +.It descsz Ta 32 bits Ta Size of "desc" +.It type Ta 32 bits Ta OS-dependent note type +.It name Ta namesz Ta Null-terminated originator name +.It desc Ta descsz Ta OS-dependent note data +.El +.Pp +The +.Sy name +and +.Sy desc +fields are padded to ensure 4-byte alignemnt. +.Sy namesz +and +.Sy descsz +specify the unpadded length. .Sh SEE ALSO .Xr as 1 , .Xr gdb 1 ,