From nobody Mon Jun 22 23:08:22 2026 X-Original-To: dev-commits-src-main@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4gkkQG6p4Dz6jDdm for ; Mon, 22 Jun 2026 23:08:22 +0000 (UTC) (envelope-from git@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) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "YR1" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4gkkQG2FwXz3Z1w for ; Mon, 22 Jun 2026 23:08:22 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1782169702; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=hj3ZwXONkNH9YReeLzIp4QOeu91iKPWlnLTXQpIlL18=; b=DTPKvWXRgqx7FlxMK+NLnzZt1V4wOF/7P/6NpSXx1tI3hnjvapKr4SWQSu/p/0jnQaCKKe ZKi5uRPl2XUUH4dsHmxUG1MqFSZrvvhxTiB0jieaNpW162hzO8Xq2UszknMNj/wKW5C6jT JfmtGXViz/7xtOynSnruZU/gIxtKrcyXJPkXI8EZhS6kyG1nRQwswHcrk9SLRX6h5ZEP+y DC0uXpeld05sSXes0ixe0Mt9BcVOMirzkCRYBS5FziaMH6+FnZi7hfCifvuijaSzLsYj+N 5qmsDO8nOXms9pybPCC7cdliMrIVcQWnmrOmnuOWsGHUR6MR2PWXk/WMERqAuQ== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1782169702; a=rsa-sha256; cv=none; b=xdccSmJPQCginrM/et1904e2rHMX9iLLu/AkwsABmspAVm9JYCQbknnJ0Mr+ogVq28Y4wt hbkhDArYG7kmyv1Q5zUpPnJfx2ZdLLegyr5JrwVNOkZS4RcDvYA6EXTqrrhjw+Dqy0YEgJ 1m2NId0egHfzVZUarI6Xfw/bgAGbw6qyURqgtsq/mX9v80G5GxJG6sWyNeU9g5brCjP/Ku y/PBkKi316y3Ci/4BOJAwEtG3MdlnTRKzdX0nj6jMMXo9RznLfltN4j5BOBiReGjIS09z0 IVrumnNmgi3DR97AmmIK8pN/MPnz+UBX+6FsZdcaiR2gcBQtK5RF8zkFndYVlw== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1782169702; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=hj3ZwXONkNH9YReeLzIp4QOeu91iKPWlnLTXQpIlL18=; b=Kt0ntmaef0RTuuEUoillK97Rn36Ah2VSQLITXx8rWMQHYvLtp7mOQwb/Xf+MvcTJzHP0xc RZlf8sA5FTZl+/ZBvx+VUBlPIyY6ab3rAcPsdfhFXF1t6FwpSQuDnJWj9fT529CocaUrIx KiGWbAjIagS9MZ42fh+aj+QBU5UThbdGMWKyEAqTOLehb5S/8WykoblaQrstqqKrrgmY0K vVt/DJ6nQSFcMhKzimXFd3MfV6baiNVG1y33apKmfXBOkCvv/Bh5UctqLo4yutQeUSWzYk bI820nQDuitywgJouhQWB0Shs4PM6jVb3E/Q0Y8kXK5FKXFzeSWYjbU74MoUew== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4gkkQG1Jcwz17Ft for ; Mon, 22 Jun 2026 23:08:22 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 27f9a by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Mon, 22 Jun 2026 23:08:22 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Warner Losh Subject: git: 7f5539d6a664 - main - qemu: Add tools to generate useful tables from FreeBSD sources List-Id: Commit messages for the main branch of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-main List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-main@freebsd.org Sender: owner-dev-commits-src-main@FreeBSD.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: imp X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 7f5539d6a66471f59de0550f4b8e3369e0b1b2c7 Auto-Submitted: auto-generated Date: Mon, 22 Jun 2026 23:08:22 +0000 Message-Id: <6a39c066.27f9a.72b540ad@gitrepo.freebsd.org> The branch main has been updated by imp: URL: https://cgit.FreeBSD.org/src/commit/?id=7f5539d6a66471f59de0550f4b8e3369e0b1b2c7 commit 7f5539d6a66471f59de0550f4b8e3369e0b1b2c7 Author: Warner Losh AuthorDate: 2026-06-22 22:17:07 +0000 Commit: Warner Losh CommitDate: 2026-06-22 23:06:14 +0000 qemu: Add tools to generate useful tables from FreeBSD sources This generates a table of all the socket options with fixed types so that programs like qemu can use those tables rather than having to free code thigs. Sponsored by: Netflix --- tools/qemu/README.md | 6 +++ tools/qemu/gen_sockopt.sh | 108 ++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 114 insertions(+) diff --git a/tools/qemu/README.md b/tools/qemu/README.md new file mode 100644 index 000000000000..a1a083fc02b8 --- /dev/null +++ b/tools/qemu/README.md @@ -0,0 +1,6 @@ +# Scripts for use with QEMU + +For bsd-user in qemu, it is desireable to have tables generated from the source +tree. This directory has the collection of those scripts that need the full +source tree to generate. They may graduate to qemu's repo if/when all the +supported releases have the data in a normal install. diff --git a/tools/qemu/gen_sockopt.sh b/tools/qemu/gen_sockopt.sh new file mode 100755 index 000000000000..3002895c8bd3 --- /dev/null +++ b/tools/qemu/gen_sockopt.sh @@ -0,0 +1,108 @@ +#!/bin/sh + +# Generate a table that describes the socket options in the tree. We assume +# that the socket options are of the form +# #define OPT 123 /* type,type; rest */ +# in the listed files. + +if [ $# -ne 1 ]; then + echo "usage: $(basename $0) freebsd-sys-dir" + exit 1 +fi +sysdir=$1 + +gen_table() { + + unifdef -k -D__BSD_VISIBLE__=1 -U_KERNEL < ${sysdir}/$1 | \ + sed -n '/#define[[:space:]]*.*\/\*.*;.*\*\//p' | \ + awk -vlevel=$2 ' +BEGIN { printf("static struct sockopt_entry %s[] = {\n", tolower(level)); } +{ + s=$5; + if (match(s, ";$") == 0) { + s=$6; + } + gsub(";", "", s); + if (match(s, "^buf") == 0) { + s = toupper(s); + printf ("\t{ %-12s, %-20s, {", level, $2); + split(s, a, ","); + for (t in a) { + printf (" SOCKOPT_TYPE_%s,", a[t]); + } + printf(" } },\n"); + } +} +END { printf("\t{ SOCK_LEVEL_NONE }\n};\n\n"); } +' +} + +gen_types() { + + unifdef -k -D__BSD_VISIBLE__=1 -U_KERNEL | \ + sed -n '/#define[[:space:]]*.*\/\*.*;.*\*\//p' | \ + awk ' +{ + s=$5; + if (match(s, ";$") == 0) { + s=$6; + } + gsub(";", "", s); + if (match(s, "^buf") == 0) { + s = toupper(s); + split(s, a, ","); + for (t in a) { + printf ("\tSOCKOPT_TYPE_%s, \n", a[t]); + } + } +}' +} + +cat < +#include +#include +#include +#include + +enum sockopt_type { + SOCKOPT_TYPE_NONE = 0, +EOF +cat ${sysdir}/sys/socket.h ${sysdir}/netinet/in.h ${sysdir}/netinet6/in6.h \ + ${sysdir}/netinet/tcp.h ${sysdir}/netinet/udp.h ${sysdir}/sys/un.h | \ + gen_types | sort -u +cat <