initial commit

4 files changed, 851 insertions, 0 deletions

diff --git a/build-fehQlibs b/build-fehQlibs
new file mode 100755
index 0000000..bd925dd
--- /dev/null
+++ b/build-fehQlibs
@@ -0,0 +1,93 @@
+#!/bin/sh
+
+set -eu
+
+version=22a
+upname=fehqlibs_$version.orig.tar.gz
+srcname=fehqlibs-$version
+
+wget https://www.fehcom.de/ipnet/fehQlibs/fehQlibs-$version.tgz
+ln -sf fehQlibs-$version.tgz $upname
+tar -xf $upname
+mv fehQlibs-$version $srcname
+cd $srcname
+debmake -b libqlibs --email jannis@fehcom.de --fullname 'Jannis M. Hoffmann'
+
+patch debian/control <<'END'
+2c2
+< Section: unknown
+---
+> Section: libs
+5c5
+< Build-Depends: debhelper-compat (= 13)
+---
+> Build-Depends: debhelper-compat (= 13), dh-exec
+7c7
+< Homepage: <insert the upstream URL, if relevant>
+---
+> Homepage: https://www.fehcom.de/ipnet/qlibs.html
+END
+
+cat <<'END' >debian/rules
+#!/usr/bin/make -f
+export DH_VERBOSE = 1
+
+%:
+	dh $@ --buildsystem=none
+
+override_dh_auto_clean:
+	$(MAKE) clean
+	sed -i '31,$$d' conf-build
+
+override_dh_auto_configure:
+	echo CFLAGS=\"-Iinclude $(CFLAGS)\" >>conf-build
+	$(MAKE) check
+
+override_dh_auto_build:
+	LDFLAGS= $(MAKE) default
+END
+
+cat <<'END' >debian/install
+#!/usr/bin/dh-exec
+qlibs.a => usr/lib/${DEB_HOST_MULTIARCH}/libqlibs.a
+dnsstub/dnsresolv.a => usr/lib/${DEB_HOST_MULTIARCH}/libdnsresolv.a
+debian/contrib/qlibs.pc usr/share/pkgconfig/
+END
+chmod +x debian/install
+ls --zero include/*.h | xargs --null -I{} echo '{} usr/include/qlibs/' >>debian/install
+
+cat <<'END' >debian/manpages
+#!/usr/bin/dh-exec
+man/error.3 => man/error-qlibs.3
+END
+chmod +x debian/manpages
+ls man/*.3 | grep -F 'man/error.3' -v >>debian/manpages
+
+mkdir debian/contrib
+cat <<'END' >debian/contrib/qlibs.pc
+prefix=/usr
+includedir=${prefix}/include
+
+Name: qlibs
+Description: qlibs is the foundation of `feh' software
+URL: https://www.fehcom.de/ipnet/qlibs.html
+Version: 22a
+Cflags: -I${includedir}/qlibs
+Libs: -lqlibs -ldnsresolv
+END
+
+cat <<END >debian/patches/000-ip-unsigned.patch
+Author: Jannis M. Hoffmann <jannis@fehcom.de>
+
+--- fehqlibs_$version.orig/include/ip.h
++++ fehqlibs-$version/include/ip.h
+@@ -60,3 +60,3 @@
+ const static char V4localnet[4] = {0,0,0,0};
+-const static char V4broadcast[4] = {255,255,255,255};
++const static unsigned char V4broadcast[4] = {255,255,255,255};
+ 
+END
+
+echo 000-ip-unsigned.patch >>debian/patches/series
+
+rm debian/source/control debian/tests/control
diff --git a/build-sqmail b/build-sqmail
new file mode 100755
index 0000000..00112d7
--- /dev/null
+++ b/build-sqmail
@@ -0,0 +1,533 @@
+#!/bin/sh
+
+set -eu
+
+name=sqmail
+version=4.2.24
+upname=${name}_$version.orig.tar.gz
+srcname=$name-$version
+rel_project_root=$name/$name-$version
+abs_project_root=$name-$version/$rel_project_root
+qmail_home=var/lib/qmail
+
+wget https://www.fehcom.de/$name/$name-$version.tgz
+ln -sf $name-$version.tgz $upname
+tar -xf $upname
+mv mail $srcname
+cd $srcname
+debmake --email jannis@fehcom.de --fullname 'Jannis M. Hoffmann'
+
+patch debian/control <<'END'
+2c2
+< Section: unknown
+---
+> Section: mail
+5c5
+< Build-Depends: debhelper-compat (= 13)
+---
+> Build-Depends: debhelper-compat (= 13), dh-exec, libqlibs, libucspissl-dev
+7c7
+< Homepage: <insert the upstream URL, if relevant>
+---
+> Homepage: https://www.fehcom.de/sqmail/sqmail.html
+END
+
+cat <<END >debian/rules
+#!/usr/bin/make -f
+# You must remove unused comment lines for the released package.
+export DH_VERBOSE = 1
+#export DEB_BUILD_MAINT_OPTIONS = hardening=+all
+export DEB_CFLAGS_MAINT_APPEND  = -g
+#export DEB_LDFLAGS_MAINT_APPEND = -Wl,--as-needed
+
+%:
+	dh \$@ --buildsystem=none
+
+override_dh_auto_clean:
+	rm -f $rel_project_root/src/ssl.lib
+	rm -f $rel_project_root/conf-cc
+	\$(MAKE) -C $rel_project_root/src clean
+
+override_dh_auto_configure:
+	echo "-lssl -lcrypto" >$rel_project_root/src/ssl.lib
+	echo "\$(CC) -Iinclude $(pkg-config -cflags qlibs) \$(CFLAGS)" >$rel_project_root/conf-cc
+	\$(MAKE) -C $rel_project_root/src auto-uid
+	\$(MAKE) -C $rel_project_root/src auto-gid
+	cp debian/contrib/auto_uids.c $rel_project_root/src/
+
+override_dh_auto_build:
+	\$(MAKE) -C $rel_project_root/src default
+
+override_dh_auto_install:
+	dh_installsysusers
+END
+
+# tcp-environ.5 conflicts with ucspitcp6 package
+cat <<END >debian/manpages
+$rel_project_root/man/*.[13789]
+$rel_project_root/man/addresses.5
+$rel_project_root/man/envelopes.5
+$rel_project_root/man/maildir.5
+$rel_project_root/man/mbox.5
+$rel_project_root/man/qmail-header.5
+$rel_project_root/man/qmail-log.5
+$rel_project_root/man/tai64nfrac.5
+END
+
+cat <<END >debian/install
+# base
+$rel_project_root/src/qmail-clean          usr/bin
+$rel_project_root/src/qmail-inject         usr/bin
+$rel_project_root/src/qmail-local          usr/bin
+$rel_project_root/src/qmail-lspawn         usr/bin
+$rel_project_root/src/qmail-send           usr/bin
+$rel_project_root/src/qmail-queue          usr/bin
+$rel_project_root/src/qmail-rspawn         usr/bin
+$rel_project_root/src/qmail-start          usr/bin
+$rel_project_root/src/qmail-todo           usr/bin
+
+# clients
+$rel_project_root/src/mailsubj             usr/bin
+$rel_project_root/src/qmail-remote         usr/bin
+$rel_project_root/src/qmail-qmqpc          usr/bin
+$rel_project_root/src/sendmail             usr/bin
+
+# control
+$rel_project_root/src/qmail-mfrules        usr/bin
+$rel_project_root/src/qmail-showctl        usr/bin
+$rel_project_root/src/qmail-badloadertypes usr/bin
+$rel_project_root/src/qmail-badmimetypes   usr/bin
+$rel_project_root/src/qmail-recipients     usr/bin
+
+# dkim
+$rel_project_root/src/qmail-dkim           usr/bin
+$rel_project_root/src/qmail-dksign         usr/bin
+
+# dns
+$rel_project_root/src/dnscname             usr/bin
+$rel_project_root/src/dnsfq                usr/bin
+$rel_project_root/src/dnsip                usr/bin
+$rel_project_root/src/dnsmxip              usr/bin
+$rel_project_root/src/dnsptr               usr/bin
+$rel_project_root/src/dnstlsa              usr/bin
+$rel_project_root/src/dnstxt               usr/bin
+$rel_project_root/src/hostname             usr/bin
+$rel_project_root/src/ipmeprint            usr/bin
+$rel_project_root/src/spfquery             usr/bin
+
+# forward
+$rel_project_root/src/fastforward          usr/bin
+$rel_project_root/src/forward              usr/bin
+$rel_project_root/src/setforward           usr/bin
+$rel_project_root/src/newaliases           usr/bin
+$rel_project_root/src/newinclude           usr/bin
+$rel_project_root/src/printforward         usr/bin
+$rel_project_root/src/printmaillist        usr/bin
+$rel_project_root/src/setmaillist          usr/bin
+
+# log
+$rel_project_root/src/qmail-mrtg           usr/bin
+$rel_project_root/src/qmail-mrtg-queue     usr/bin
+$rel_project_root/src/splogger             usr/bin
+$rel_project_root/src/tai64nfrac           usr/bin
+
+# mbox
+$rel_project_root/src/condredirect         usr/bin
+$rel_project_root/src/bouncesaying         usr/bin
+$rel_project_root/src/except               usr/bin
+$rel_project_root/src/maildirmake          usr/bin
+$rel_project_root/src/maildir2mbox         usr/bin
+$rel_project_root/src/maildirwatch         usr/bin
+$rel_project_root/src/preline              usr/bin
+$rel_project_root/src/qbiff                usr/bin
+$rel_project_root/src/qreceipt             usr/bin
+
+# pam
+$rel_project_root/src/qmail-authuser       usr/bin
+$rel_project_root/src/qmail-smtpam         usr/bin
+$rel_project_root/src/qmail-vmailuser      usr/bin
+$rel_project_root/src/qmail-postgrey       usr/bin
+
+# pop
+$rel_project_root/src/qmail-pop3d          usr/bin
+$rel_project_root/src/qmail-popup          usr/bin
+
+# queue
+$rel_project_root/src/qmail-qread          usr/bin
+$rel_project_root/src/qmail-qstat          usr/bin
+$rel_project_root/src/qmail-tcpok          usr/bin
+$rel_project_root/src/qmail-tcpto          usr/bin
+$rel_project_root/src/qmail-qmaint         usr/bin
+
+# recipients
+#$rel_project_root/src/qmail-alias2recipients usr/bin
+
+# scan
+#$rel_project_root/src/qmail-queue-scan     usr/bin
+
+# server
+$rel_project_root/src/qmail-qmtpd          usr/bin
+$rel_project_root/src/qmail-qmqpd          usr/bin
+$rel_project_root/src/qmail-smtpd          usr/bin
+
+# srs
+$rel_project_root/src/srsforward           usr/bin
+$rel_project_root/src/srsreverse           usr/bin
+
+# user
+$rel_project_root/src/qmail-getpw          usr/bin
+$rel_project_root/src/qmail-newu           usr/bin
+$rel_project_root/src/qmail-newmrh         usr/bin
+$rel_project_root/src/qmail-pw2u           usr/bin
+
+# x509
+#$rel_project_root/src/x509fingerprint      usr/bin
+#$rel_project_root/src/mkdkimkey            usr/bin
+
+# analog
+$rel_project_root/src/columnt              usr/bin
+$rel_project_root/src/ddist                usr/bin
+$rel_project_root/src/deferrals            usr/bin
+$rel_project_root/src/failures             usr/bin
+$rel_project_root/src/matchup              usr/bin
+$rel_project_root/src/recipients           usr/bin
+$rel_project_root/src/rhosts               usr/bin
+$rel_project_root/src/rxdelay              usr/bin
+$rel_project_root/src/senders              usr/bin
+$rel_project_root/src/successes            usr/bin
+$rel_project_root/src/suids                usr/bin
+$rel_project_root/src/xqp                  usr/bin
+$rel_project_root/src/xrecipient           usr/bin
+$rel_project_root/src/xsender              usr/bin
+$rel_project_root/src/zddist               usr/bin
+$rel_project_root/src/zdeferrals           usr/bin
+$rel_project_root/src/zfailures            usr/bin
+$rel_project_root/src/zoverall             usr/bin
+$rel_project_root/src/zrecipients          usr/bin
+$rel_project_root/src/zrhosts              usr/bin
+$rel_project_root/src/zrxdelay             usr/bin
+$rel_project_root/src/zsenders             usr/bin
+$rel_project_root/src/zsendmail            usr/bin
+$rel_project_root/src/zsuccesses           usr/bin
+$rel_project_root/src/zsuids               usr/bin
+
+# other
+$rel_project_root/src/qmail-dkverify       usr/bin
+
+$rel_project_root/ctl/*                    etc/sqmail
+
+debian/contrib/sqmail-send.service         usr/lib/systemd/system
+debian/contrib/sqmail-smtpd.service        usr/lib/systemd/system
+END
+
+mkdir debian/contrib
+cat <<END >debian/contrib/convert_ids.awk
+# Format of sqmail/sqmail-4.2.24/conf-ids is 'uid:name:description:group:home'
+BEGIN { FS = ":"; OFS = "\t"; print "# Generated by 'convert_ids.awk'; DO NOT EDIT!" }
+/^#/ { next }
+\$3 ~ /group/ { print "g", \$2, \$1; next }
+\$3 ~ /user/ {
+  if (\$5) print "u", \$2, \$1":"\$4, "\""\$3"\"", "/$qmail_home/"\$5
+  else     print "u", \$2, \$1":"\$4, "\""\$3"\""
+  next
+}
+{ exit 1 }
+END
+awk -f debian/contrib/convert_ids.awk sqmail/sqmail-4.2.24/conf-ids | expand -t 3,12,26,50 >debian/sysusers
+
+cat <<'END' >debian/contrib/sqmail-send.service
+[Unit]
+Description=qmail delivery daemon
+After=local-fs.target network.target 
+
+[Install]
+WantedBy=multi-user.target
+
+[Service]
+Restart=always
+ExecStart=/usr/bin/qmail-start Maildir/
+END
+
+cat <<'END' >debian/contrib/sqmail-smtpd.service
+[Unit]
+Description=qmail delivery daemon
+After=local-fs.target network.target
+
+[Install]
+WantedBy=multi-user.target
+
+[Service]
+Restart=always
+ExecStart=/service/qmail-smtpd/run
+#ExecReload=/var/qmail/bin/qmail-tcpok ; /bin/kill -ALRM ${MAINPID}
+END
+
+cat <<'END' >debian/contrib/auto_uids.c
+int auto_uida = 7790;
+int auto_uidd = 7791;
+int auto_uidl = 7792;
+int auto_uido = 0;
+int auto_uidp = 7793;
+int auto_uidq = 7794;
+int auto_uidr = 7795;
+int auto_uids = 7796;
+int auto_gidq = 2109;
+int auto_gidn = 2108;
+END
+
+cat <<END >debian/clean
+$rel_project_root/src/auto_break.c
+$rel_project_root/src/install
+$rel_project_root/src/instcheck
+$rel_project_root/src/libqdkim.a
+$rel_project_root/src/predate
+$rel_project_root/src/qmail-dksign
+$rel_project_root/src/qmail-dkverify
+$rel_project_root/src/srsforward
+$rel_project_root/src/srsreverse
+$rel_project_root/src/auto_usera.c
+$rel_project_root/src/config
+$rel_project_root/src/config-fast
+$rel_project_root/src/datemail
+$rel_project_root/src/hasspnam.h
+$rel_project_root/src/hasutmp.h
+END
+
+cat <<END >debian/links
+/etc/sqmail/  $qmail_home/control
+/usr/bin/     $qmail_home/bin
+END
+
+cat <<END >debian/postinst
+#!/bin/sh
+# postinst script for #PACKAGE#
+#
+# See: dh_installdeb(1).
+
+set -e
+
+# Summary of how this script can be called:
+#        * <postinst> 'configure' <most-recently-configured-version>
+#        * <old-postinst> 'abort-upgrade' <new version>
+#        * <conflictor's-postinst> 'abort-remove' 'in-favour' <package>
+#          <new-version>
+#        * <postinst> 'abort-remove'
+#        * <deconfigured's-postinst> 'abort-deconfigure' 'in-favour'
+#          <failed-install-package> <version> 'removing'
+#          <conflicting-package> <version>
+# for details, see https://www.debian.org/doc/debian-policy/ or
+# the debian-policy package.
+
+
+case "\$1" in
+    configure)
+        hostname >$qmail_home/control/me
+        hostname >$qmail_home/control/rcpthosts
+
+	chown       :sqmail usr/bin/qmail-authuser
+	chmod ug+s          usr/bin/qmail-authuser
+	chown qmailq:sqmail usr/bin/qmail-dksign
+	chmod u+s           usr/bin/qmail-dksign
+	chown qmailq:sqmail usr/bin/qmail-dkverify
+	chmod u+s           usr/bin/qmail-dkverify
+	chown       :sqmail usr/bin/qmail-postgrey
+	chmod ug+s          usr/bin/qmail-postgrey
+	chown qmailq:sqmail usr/bin/qmail-queue
+	chmod ug+s          usr/bin/qmail-queue
+	chown       :sqmail usr/bin/qmail-vmailuser
+	chmod ug+s          usr/bin/qmail-vmailuser
+
+        install -d           -g sqmail         $qmail_home
+        install -d -o alias  -g sqmail         $qmail_home/alias
+        install -d -o qmailq -g sqmail  -m 750 $qmail_home/queue
+        install -d -o qmails -g sqmail  -m 700 $qmail_home/queue/bounce
+        install -d -o qmailq -g sqmail  -m 750 $qmail_home/queue/dkim
+        install -d -o qmails -g sqmail  -m 700 $qmail_home/queue/info
+        install -d -o qmailq -g sqmail  -m 700 $qmail_home/queue/intd
+        install -d -o qmails -g sqmail  -m 700 $qmail_home/queue/local
+        install -d -o qmailq -g sqmail  -m 750 $qmail_home/queue/lock
+        install -d -o qmailq -g sqmail  -m 750 $qmail_home/queue/mess
+        install -d -o qmailq -g sqmail  -m 700 $qmail_home/queue/pid
+        install -d -o qmails -g sqmail  -m 700 $qmail_home/queue/remote
+        install -d -o qmailq -g sqmail  -m 750 $qmail_home/queue/todo
+        install -d -o sqmtls -g nofiles        $qmail_home/ssl
+        install -d           -g sqmail         $qmail_home/users
+
+        touch               $qmail_home/queue/lock/sendmutex
+        chown qmails:sqmail $qmail_home/queue/lock/sendmutex
+        chmod           600 $qmail_home/queue/lock/sendmutex
+
+        touch               $qmail_home/queue/lock/tcpto
+        chown qmailr:sqmail $qmail_home/queue/lock/tcpto
+        chmod           644 $qmail_home/queue/lock/tcpto
+        fallocate -l 1024   $qmail_home/queue/lock/tcpto
+
+        [ -p $qmail_home/queue/lock/trigger ] || mkfifo $qmail_home/queue/lock/trigger
+        chown qmails:sqmail $qmail_home/queue/lock/trigger
+        chmod           622 $qmail_home/queue/lock/trigger
+    ;;
+
+    abort-upgrade|abort-remove|abort-deconfigure)
+    ;;
+
+    *)
+        echo "postinst called with unknown argument '\$1'" >&2
+        exit 1
+    ;;
+esac
+
+# dh_installdeb will replace this with shell code automatically
+# generated by other debhelper scripts.
+
+#DEBHELPER#
+
+exit 0
+END
+
+cat <<END >debian/postrm
+#!/bin/sh
+# postrm script for #PACKAGE#.
+#
+# See: dh_installdeb(1).
+
+set -e
+
+# Summary of how this script can be called:
+#        * <postrm> 'remove'
+#        * <postrm> 'purge'
+#        * <old-postrm> 'upgrade' <new-version>
+#        * <new-postrm> 'failed-upgrade' <old-version>
+#        * <new-postrm> 'abort-install'
+#        * <new-postrm> 'abort-install' <old-version>
+#        * <new-postrm> 'abort-upgrade' <old-version>
+#        * <disappearer's-postrm> 'disappear' <overwriter>
+#          <overwriter-version>
+# for details, see https://www.debian.org/doc/debian-policy/ or
+# the debian-policy package.
+
+
+case "\$1" in
+    remove|upgrade|failed-upgrade|abort-install|abort-upgrade|disappear)
+    ;;
+
+    purge)
+        rm -rf $qmail_home/queue/*
+    ;;
+
+    *)
+        echo "postrm called with unknown argument '\$1'" >&2
+        exit 1
+    ;;
+esac
+
+# dh_installdeb will replace this with shell code automatically
+# generated by other debhelper scripts.
+
+#DEBHELPER#
+
+exit 0
+END
+
+cat <<END >debian/patches/000-config.patch
+Author: Jannis M. Hoffmann
+Description: Adjust build configuration so that the \`configure' step creates conf-XX files.
+
+--- $abs_project_root/conf-cc
++++ /dev/null
+@@ -0,18 +0,0 @@
+-cc -O2 -Wall -Wno-narrowing -Iinclude -I\`head -1 ../conf-qlibs\`/include \`head -1 ../conf-ssl\`
+-
+-# This will work for both i386 and AMD64 architecture enabling INET6 support.
+-# IDN2 support is NOT enabled by default. You do not have 'libidns2' installed and set: -DIDN2
+-
+-# For obfuscation, you can hide the virtual user's local part for VERP addresses; inappropriate for VPOPMAIL:
+-
+-cc -O2 -Wall -Wno-narrowing -Iinclude -I\`head -1 ../conf-qlibs\`/include \`head -1 ../conf-ssl\` -DHIDEVIRTUALUSER
+-
+-# qmail-remote will bounce mails immediately, if no DNS record is found; or mail may stay in the queue until it expires:
+-
+-cc -O2 -Wall -Wno-narrowing -Iinclude -I\`head -1 ../conf-qlibs\`/include \`head -1 ../conf-ssl\` -DDEFERREDBOUNCES
+-
+-# security might be enhanced, using the following compiler flags:
+-
+-cc -Wall -pipe -z relro -z now -pie -fPIE -fstack-protector-all -D_FORTIFY_SOURCE=2 -O2 -DIDN2
+-
+-# This is for gcc and with strong security in mind.
+
+--- $abs_project_root/conf-home
++++ $abs_project_root/conf-home
+@@ -1,1 +1,1 @@
++/$qmail_home
+-/var/qmail
+
+END
+
+cat <<'END' >debian/patches/000-make-ucspissl.patch
+Author: Jannis M. Hoffmann
+Description: replace direct ucspissl.a with libucspissl
+
+--- sqmail-4.2.24.orig/sqmail/sqmail-4.2.24/src/Makefile
++++ sqmail-4.2.24/sqmail/sqmail-4.2.24/src/Makefile
+@@ -900,10 +900,10 @@
+ load qmail-smtpam.o control.o now.o dns.o constmap.o \
+ ipalloc.o ipme.o quote.o auto_qmail.o tcpto.o \
+ tls_timeoutio.o tls_errors.o tls_remote.o dns_tlsa.o \
+-ssl.lib dns.lib socket.lib qlibs.lib ucspissl.a
++ssl.lib dns.lib socket.lib qlibs.lib
+ 	./load qmail-smtpam constmap.o control.o dns_tlsa.o \
+ 	tcpto.o now.o dns.o ipalloc.o ipme.o quote.o auto_qmail.o \
+-	tls_errors.o tls_remote.o tls_timeoutio.o ucspissl.a \
++	tls_errors.o tls_remote.o tls_timeoutio.o -lucspissl \
+ 	`cat ssl.lib` `cat dns.lib` `cat socket.lib` `cat qlibs.lib` 
+ 
+ qmail-smtpam.o: \
+@@ -1048,11 +1048,11 @@ qmail-remote: \
+ load qmail-remote.o control.o tcpto.o now.o dns.o ipalloc.o ipme.o \
+ quote.o tls_timeoutio.o tls_errors.o tls_remote.o dns_tlsa.o \
+ base64.o constmap.o md5c.o hmac_md5.o auto_qmail.o \
+-ssl.lib dns.lib socket.lib qlibs.lib idn2.lib ucspissl.a
++ssl.lib dns.lib socket.lib qlibs.lib idn2.lib
+ 	./load qmail-remote control.o tcpto.o now.o \
+ 	base64.o constmap.o md5c.o hmac_md5.o ipalloc.o ipme.o \
+-	quote.o dns.o ucspissl.a auto_qmail.o dns_tlsa.o \
+-	tls_errors.o tls_remote.o tls_timeoutio.o ucspissl.a \
++	quote.o dns.o auto_qmail.o dns_tlsa.o \
++	tls_errors.o tls_remote.o tls_timeoutio.o -lucspissl \
+ 	`cat ssl.lib` `cat dns.lib` `cat socket.lib` `cat qlibs.lib` `cat idn2.lib`
+ 
+ qmail-remote.o: \
+END
+
+cat <<'END' >debian/patches/000-error-narrowing.patch
+Author: Jannis M. Hoffmann <jannis@fehcom.de>
+
+--- sqmail-4.2.24.orig/sqmail/sqmail-4.2.24/src/dkimverify.cpp
++++ sqmail-4.2.24/sqmail/sqmail-4.2.24/src/dkimverify.cpp
+@@ -377,14 +377,14 @@
+ unsigned DecodeBase64(char *ptr)
+ {
+   static const unsigned char base64_table[256] = {
+-    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+-    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,62,-1,-1,-1,63,52,53,54,55,56,57,58,59,60,61,-1,-1,-1,-1,-1,-1,
+-    -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,-1,-1,-1,-1,-1,
+-    -1,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,-1,-1,-1,-1,-1,
+-    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+-    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+-    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+-    -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1};
++    255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
++    255,255,255,255,255,255,255,255,255,255,255, 62,255,255,255, 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61,255,255,255,255,255,255,
++    255,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25,255,255,255,255,255,
++    255, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51,255,255,255,255,255,
++    255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
++    255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
++    255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,
++    255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255,255};
+ 
+   unsigned char* s = (unsigned char* )ptr;
+   unsigned char* d = (unsigned char* )ptr;
+END
+
+printf "000-config.patch\n000-make-ucspissl.patch\n000-error-narrowing.patch\n" >>debian/patches/series
+
+rm debian/source/control debian/tests/control
diff --git a/build-ucspi-ssl b/build-ucspi-ssl
new file mode 100755
index 0000000..1f6e53b
--- /dev/null
+++ b/build-ucspi-ssl
@@ -0,0 +1,102 @@
+#!/bin/sh
+
+set -euC
+
+name=ucspi-ssl
+version=0.12.7
+upname=${name}_$version.orig.tar.gz
+srcname=$name-$version
+rel_project_root=superscript.com/net/$name-$version
+abs_project_root=$name-$version/$rel_project_root
+
+wget https://www.fehcom.de/ipnet/$name/$name-$version.tgz
+ln -sf $name-$version.tgz $upname
+tar -xf $upname
+mv host $srcname
+cd $srcname
+debmake --email jannis@fehcom.de --fullname 'Jannis M. Hoffmann' -b ucspissl,libucspissl,libucspissl-dev
+
+patch debian/control <<'END'
+2c2
+< Section: unknown
+---
+> Section: net
+5c5
+< Build-Depends: debhelper-compat (= 13)
+---
+> Build-Depends: debhelper-compat (= 13), dh-exec, libqlibs, ucspi-tcp6, libssl-dev, libperl-dev
+7c7
+< Homepage: <insert the upstream URL, if relevant>
+---
+> Homepage: https://www.fehcom.de/ipnet/ucspi-ssl.html
+END
+
+cat <<END >|debian/rules
+#!/usr/bin/make -f
+# You must remove unused comment lines for the released package.
+export DH_VERBOSE = 1
+#export DEB_BUILD_MAINT_OPTIONS = hardening=+all
+#export DEB_CFLAGS_MAINT_APPEND  = -Wall -pedantic
+#export DEB_LDFLAGS_MAINT_APPEND = -Wl,--as-needed
+
+%:
+	dh \$@ --buildsystem=none
+
+override_dh_auto_clean:
+	rm -f $rel_project_root/conf-cc
+	\$(MAKE) -C $rel_project_root/src clean
+
+override_dh_auto_configure:
+	echo "\$(CC) \`pkg-config -cflags qlibs\` \$(CFLAGS)" >$rel_project_root/conf-cc
+
+override_dh_auto_build:
+	\$(MAKE) -C $rel_project_root/src default
+END
+
+cat <<END >>debian/ucspissl.manpages
+$rel_project_root/man/*.1
+$rel_project_root/man/*.2
+END
+
+cat <<END >>debian/ucspissl.install
+$rel_project_root/src/https@     usr/bin
+$rel_project_root/src/sslcat     usr/bin
+$rel_project_root/src/sslclient  usr/bin
+$rel_project_root/src/sslconnect usr/bin
+$rel_project_root/src/sslhandle  usr/bin
+$rel_project_root/src/sslserver  usr/bin
+END
+
+cat <<END >|debian/libucspissl.install
+#!/usr/bin/dh-exec
+$rel_project_root/src/ucspissl.a => usr/lib/\${DEB_HOST_MULTIARCH}/libucspissl.a
+END
+chmod +x debian/libucspissl.install
+
+cat <<END >>debian/libucspissl-dev.install
+$rel_project_root/src/ucspissl.h usr/include
+END
+
+cat <<END >>debian/clean
+$rel_project_root/ip4_bit.o
+$rel_project_root/ip6_bit.o
+$rel_project_root/sslhandle
+$rel_project_root/hassgact.h
+$rel_project_root/hassgprm.h
+END
+
+cat <<END >debian/patches/000-conf.patch
+Author: Jannis M. Hoffmann
+Description: Adjust build configuration so that the \`configure' step creates conf-XX files.
+
+--- $abs_project_root/conf-cc
++++ /dev/null
+@@ -0,3 +0,0 @@
+-cc -O2 -g -Wall
+-
+-# This will be used to compile .c files.
+END
+
+printf 000-conf.patch >>debian/patches/series
+
+rm debian/source/control debian/tests/control
diff --git a/build-ucspi-tcp6 b/build-ucspi-tcp6
new file mode 100755
index 0000000..117a6b3
--- /dev/null
+++ b/build-ucspi-tcp6
@@ -0,0 +1,123 @@
+#!/bin/sh
+
+set -eu
+
+name=ucspi-tcp6
+version=1.12.4
+upname=${name}_$version.orig.tar.gz
+srcname=$name-$version
+rel_project_root=$name/$name-$version
+abs_project_root=$name-$version/$rel_project_root
+
+wget https://www.fehcom.de/ipnet/$name/$name-$version.tgz
+ln -sf $name-$version.tgz $upname
+tar -xf $upname
+mv net $srcname
+cd $srcname
+debmake --email jannis@fehcom.de --fullname 'Jannis M. Hoffmann'
+
+patch debian/control <<'END'
+2c2
+< Section: unknown
+---
+> Section: net
+5c5
+< Build-Depends: debhelper-compat (= 13)
+---
+> Build-Depends: debhelper-compat (= 13), dh-exec, libqlibs
+7c7
+< Homepage: <insert the upstream URL, if relevant>
+---
+> Homepage: https://www.fehcom.de/ipnet/ucspi-tcp6.html
+END
+
+cat <<END >debian/rules
+#!/usr/bin/make -f
+# You must remove unused comment lines for the released package.
+export DH_VERBOSE = 1
+#export DEB_BUILD_MAINT_OPTIONS = hardening=+all
+#export DEB_CFLAGS_MAINT_APPEND  = -Wall -pedantic
+#export DEB_LDFLAGS_MAINT_APPEND = -Wl,--as-needed
+
+%:
+	dh \$@ --buildsystem=none
+
+override_dh_auto_clean:
+	rm -f $rel_project_root/conf-cc
+	rm -f $rel_project_root/conf-ld
+	\$(MAKE) -C $rel_project_root/src clean
+
+override_dh_auto_configure:
+	echo "\$(CC) -Iinclude \`pkg-config -cflags qlibs\` \$(CFLAGS)" >$rel_project_root/conf-cc
+	echo \$(CC) >$rel_project_root/conf-ld
+
+override_dh_auto_build:
+	\$(MAKE) -C $rel_project_root/src default
+END
+
+cat <<END >debian/manpages
+$rel_project_root/man/*.1
+$rel_project_root/man/*.5
+END
+
+cat <<END >debian/install
+$rel_project_root/src/addcr         usr/bin
+$rel_project_root/src/argv0         usr/bin
+$rel_project_root/src/date@         usr/bin
+$rel_project_root/src/delcr         usr/bin
+$rel_project_root/src/finger@       usr/bin
+$rel_project_root/src/fixcrio       usr/bin
+$rel_project_root/src/http@         usr/bin
+$rel_project_root/src/mconnect      usr/bin
+$rel_project_root/src/rblsmtpd      usr/bin
+$rel_project_root/src/recordio      usr/bin
+$rel_project_root/src/tcpcat        usr/bin
+$rel_project_root/src/tcpclient     usr/bin
+$rel_project_root/src/tcprules      usr/bin
+$rel_project_root/src/tcprulescheck usr/bin
+$rel_project_root/src/tcpserver     usr/bin
+$rel_project_root/src/who@          usr/bin
+END
+
+cat <<END >debian/clean
+$rel_project_root/src/ip4_bit.o
+$rel_project_root/src/ip6_bit.o
+$rel_project_root/src/remoteinfo.o
+$rel_project_root/src/rules.o
+$rel_project_root/src/argv0
+$rel_project_root/src/argv0.o
+$rel_project_root/src/commands.o
+$rel_project_root/src/rblsmtpd
+$rel_project_root/src/rblsmtpd.o
+$rel_project_root/src/date@
+$rel_project_root/src/finger@
+$rel_project_root/src/http@
+END
+
+cat <<END >debian/patches/000-conf.patch
+Author: Jannis M. Hoffmann
+Description: Adjust build configuration so that the \`configure' step creates conf-XX files.
+
+--- /dev/null
++++ $abs_project_root/src/home
+@@ -0,0 +0,1 @@
++
+
+--- $abs_project_root/conf-cc
++++ /dev/null
+@@ -0,3 +0,0 @@
+-cc -O2 -g -Wall -I\`head -1 ../conf-qlibs\`/include 
+-
+-This will be used to compile .c files.
+
+--- $abs_project_root/conf-ld
++++ /dev/null
+@@ -0,3 +0,0 @@
+-cc -s -L\`head -1 ../conf-qlibs\`
+-
+-This will be used to link .o files into an executable.
+END
+
+printf 000-conf.patch >>debian/patches/series
+
+rm debian/source/control debian/tests/control