Date: Wed, 11 Mar 2020 18:15:18 +0000 (UTC) From: Ed Maste <emaste@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r358891 - head/share/man/man5 Message-ID: <202003111815.02BIFIux018547@repo.freebsd.org>
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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 ,
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