nfqws: relax stun detector

This reverts commit 7eb195e533.

blockcheck.sh

@@ -668,7 +668,7 @@ curl_with_dig()
 	# $2 - domain name
 	# $3 - port
 	# $4+ - curl params
-	local dom=$2 port=$3
+	local dom="$2" port=$3
 	local sdom suri ip
 
 	split_by_separator "$dom" / sdom suri
@@ -687,12 +687,12 @@ curl_probe()
 	# $3 - port
 	# $4 - subst ip
 	# $5+ - curl params
-	local ipv=$1 dom=$2 port=$3 subst=$4
+	local ipv=$1 dom="$2" port=$3 subst=$4
 	shift; shift; shift; shift
 	if [ -n "$subst" ]; then
-		curl_with_subst_ip $dom $port $subst "$@"
+		curl_with_subst_ip "$dom" $port $subst "$@"
 	else
-		curl_with_dig $ipv $dom $port "$@"
+		curl_with_dig $ipv "$dom" $port "$@"
 	fi
 }
 curl_test_http()
@@ -702,8 +702,8 @@ curl_test_http()
 	# $3 - subst ip
 	# $4 - "detail" - detail info
 
-	local code loc hdrt="${HDRTEMP}_${!:-$$}.txt"
+	local code loc hdrt="${HDRTEMP}_${!:-$$}.txt" dom="$(tolower "$2")"
-	curl_probe $1 $2 $HTTP_PORT "$3" -SsD "$hdrt" -A "$USER_AGENT" --max-time $CURL_MAX_TIME $CURL_OPT "http://$2" -o /dev/null 2>&1 || {
+	curl_probe $1 "$2" $HTTP_PORT "$3" -SsD "$hdrt" -A "$USER_AGENT" --max-time $CURL_MAX_TIME $CURL_OPT "http://$2" -o /dev/null 2>&1 || {
 		code=$?
 		rm -f "$hdrt"
 		return $code
@@ -715,8 +715,9 @@ curl_test_http()
 		code=$(hdrfile_http_code "$hdrt")
 		[ "$code" = 301 -o "$code" = 302 -o "$code" = 307 -o "$code" = 308 ] && {
 			loc=$(hdrfile_location "$hdrt")
-			echo "$loc" | grep -qE "^https?://.*$2(/|$)" ||
+			split_by_separator "$dom" / dom
-			echo "$loc" | grep -vqE '^https?://' || {
+			tolower "$loc" | grep -qE "^https?://.*$dom(/|$)" ||
+			tolower "$loc" | grep -vqE '^https?://' || {
 				echo suspicious redirection $code to : $loc
 				rm -f "$hdrt"
 				return 254
@@ -1079,7 +1080,7 @@ ws_curl_test()
 	# $2 - test function
 	# $3 - domain
 	# $4,$5,$6, ... - ws params
-	local code ws_start=$1 testf=$2 dom=$3
+	local code ws_start=$1 testf=$2 dom="$3"
 
 	[ "$SIMULATE" = 1 ] && {
 		n=$(random 0 99)
@@ -1095,7 +1096,7 @@ ws_curl_test()
 	shift
 	shift
 	$ws_start "$@"
-	curl_test $testf $dom
+	curl_test $testf "$dom"
 	code=$?
 	ws_kill
 	return $code
@@ -1108,7 +1109,7 @@ tpws_curl_test()
 	echo - $1 ipv$IPV $2 : tpws $3 $4 $5 $6 $7 $8 $9${TPWS_EXTRA:+ $TPWS_EXTRA}${TPWS_EXTRA_1:+ "$TPWS_EXTRA_1"}${TPWS_EXTRA_2:+ "$TPWS_EXTRA_2"}${TPWS_EXTRA_3:+ "$TPWS_EXTRA_3"}${TPWS_EXTRA_4:+ "$TPWS_EXTRA_4"}${TPWS_EXTRA_5:+ "$TPWS_EXTRA_5"}${TPWS_EXTRA_6:+ "$TPWS_EXTRA_6"}${TPWS_EXTRA_7:+ "$TPWS_EXTRA_7"}${TPWS_EXTRA_8:+ "$TPWS_EXTRA_8"}${TPWS_EXTRA_9:+ "$TPWS_EXTRA_9"}
 	local ALL_PROXY="socks5://127.0.0.1:$SOCKS_PORT"
 	ws_curl_test tpws_start "$@"${TPWS_EXTRA:+ $TPWS_EXTRA}${TPWS_EXTRA_1:+ "$TPWS_EXTRA_1"}${TPWS_EXTRA_2:+ "$TPWS_EXTRA_2"}${TPWS_EXTRA_3:+ "$TPWS_EXTRA_3"}${TPWS_EXTRA_4:+ "$TPWS_EXTRA_4"}${TPWS_EXTRA_5:+ "$TPWS_EXTRA_5"}${TPWS_EXTRA_6:+ "$TPWS_EXTRA_6"}${TPWS_EXTRA_7:+ "$TPWS_EXTRA_7"}${TPWS_EXTRA_8:+ "$TPWS_EXTRA_8"}${TPWS_EXTRA_9:+ "$TPWS_EXTRA_9"}
-	local testf=$1 dom=$2 strategy code=$?
+	local testf=$1 dom="$2" strategy code=$?
 	[ "$code" = 0 ] && {
 		shift; shift;
 		strategy="$@"
@@ -1122,11 +1123,11 @@ pktws_curl_test()
 	# $1 - test function
 	# $2 - domain
 	# $3,$4,$5, ... - nfqws/dvtws params
-	local testf=$1 dom=$2 strategy code
+	local testf=$1 dom="$2" strategy code
 
 	shift; shift;
 	echo - $testf ipv$IPV $dom : $PKTWSD ${WF:+$WF }${PKTWS_EXTRA_PRE:+$PKTWS_EXTRA_PRE }${PKTWS_EXTRA_PRE_1:+"$PKTWS_EXTRA_PRE_1" }${PKTWS_EXTRA_PRE_2:+"$PKTWS_EXTRA_PRE_2" }${PKTWS_EXTRA_PRE_3:+"$PKTWS_EXTRA_PRE_3" }${PKTWS_EXTRA_PRE_4:+"$PKTWS_EXTRA_PRE_4" }${PKTWS_EXTRA_PRE_5:+"$PKTWS_EXTRA_PRE_5" }${PKTWS_EXTRA_PRE_6:+"$PKTWS_EXTRA_PRE_6" }${PKTWS_EXTRA_PRE_7:+"$PKTWS_EXTRA_PRE_7" }${PKTWS_EXTRA_PRE_8:+"$PKTWS_EXTRA_PRE_8" }${PKTWS_EXTRA_PRE_9:+"$PKTWS_EXTRA_PRE_9" }$@${PKTWS_EXTRA:+ $PKTWS_EXTRA}${PKTWS_EXTRA_1:+ "$PKTWS_EXTRA_1"}${PKTWS_EXTRA_2:+ "$PKTWS_EXTRA_2"}${PKTWS_EXTRA_3:+ "$PKTWS_EXTRA_3"}${PKTWS_EXTRA_4:+ "$PKTWS_EXTRA_4"}${PKTWS_EXTRA_5:+ "$PKTWS_EXTRA_5"}${PKTWS_EXTRA_6:+ "$PKTWS_EXTRA_6"}${PKTWS_EXTRA_7:+ "$PKTWS_EXTRA_7"}${PKTWS_EXTRA_8:+ "$PKTWS_EXTRA_8"}${PKTWS_EXTRA_9:+ "$PKTWS_EXTRA_9"}
-	ws_curl_test pktws_start $testf $dom ${PKTWS_EXTRA_PRE:+$PKTWS_EXTRA_PRE }${PKTWS_EXTRA_PRE_1:+"$PKTWS_EXTRA_PRE_1" }${PKTWS_EXTRA_PRE_2:+"$PKTWS_EXTRA_PRE_2" }${PKTWS_EXTRA_PRE_3:+"$PKTWS_EXTRA_PRE_3" }${PKTWS_EXTRA_PRE_4:+"$PKTWS_EXTRA_PRE_4" }${PKTWS_EXTRA_PRE_5:+"$PKTWS_EXTRA_PRE_5" }${PKTWS_EXTRA_PRE_6:+"$PKTWS_EXTRA_PRE_6" }${PKTWS_EXTRA_PRE_7:+"$PKTWS_EXTRA_PRE_7" }${PKTWS_EXTRA_PRE_8:+"$PKTWS_EXTRA_PRE_8" }${PKTWS_EXTRA_PRE_9:+"$PKTWS_EXTRA_PRE_9" }"$@"${PKTWS_EXTRA:+ $PKTWS_EXTRA}${PKTWS_EXTRA_1:+ "$PKTWS_EXTRA_1"}${PKTWS_EXTRA_2:+ "$PKTWS_EXTRA_2"}${PKTWS_EXTRA_3:+ "$PKTWS_EXTRA_3"}${PKTWS_EXTRA_4:+ "$PKTWS_EXTRA_4"}${PKTWS_EXTRA_5:+ "$PKTWS_EXTRA_5"}${PKTWS_EXTRA_6:+ "$PKTWS_EXTRA_6"}${PKTWS_EXTRA_7:+ "$PKTWS_EXTRA_7"}${PKTWS_EXTRA_8:+ "$PKTWS_EXTRA_8"}${PKTWS_EXTRA_9:+ "$PKTWS_EXTRA_9"}
+	ws_curl_test pktws_start $testf "$dom" ${PKTWS_EXTRA_PRE:+$PKTWS_EXTRA_PRE }${PKTWS_EXTRA_PRE_1:+"$PKTWS_EXTRA_PRE_1" }${PKTWS_EXTRA_PRE_2:+"$PKTWS_EXTRA_PRE_2" }${PKTWS_EXTRA_PRE_3:+"$PKTWS_EXTRA_PRE_3" }${PKTWS_EXTRA_PRE_4:+"$PKTWS_EXTRA_PRE_4" }${PKTWS_EXTRA_PRE_5:+"$PKTWS_EXTRA_PRE_5" }${PKTWS_EXTRA_PRE_6:+"$PKTWS_EXTRA_PRE_6" }${PKTWS_EXTRA_PRE_7:+"$PKTWS_EXTRA_PRE_7" }${PKTWS_EXTRA_PRE_8:+"$PKTWS_EXTRA_PRE_8" }${PKTWS_EXTRA_PRE_9:+"$PKTWS_EXTRA_PRE_9" }"$@"${PKTWS_EXTRA:+ $PKTWS_EXTRA}${PKTWS_EXTRA_1:+ "$PKTWS_EXTRA_1"}${PKTWS_EXTRA_2:+ "$PKTWS_EXTRA_2"}${PKTWS_EXTRA_3:+ "$PKTWS_EXTRA_3"}${PKTWS_EXTRA_4:+ "$PKTWS_EXTRA_4"}${PKTWS_EXTRA_5:+ "$PKTWS_EXTRA_5"}${PKTWS_EXTRA_6:+ "$PKTWS_EXTRA_6"}${PKTWS_EXTRA_7:+ "$PKTWS_EXTRA_7"}${PKTWS_EXTRA_8:+ "$PKTWS_EXTRA_8"}${PKTWS_EXTRA_9:+ "$PKTWS_EXTRA_9"}
 
 	code=$?
 	[ "$code" = 0 ] && {
@@ -1152,11 +1153,11 @@ xxxws_curl_test_update()
 	# $2 - test function
 	# $3 - domain
 	# $4,$5,$6, ... - nfqws/dvtws params
-	local code xxxf=$1 testf=$2 dom=$3
+	local code xxxf=$1 testf=$2 dom="$3"
 	shift
 	shift
 	shift
-	$xxxf $testf $dom "$@"
+	$xxxf $testf "$dom" "$@"
 	code=$?
 	[ $code = 0 ] && strategy="${strategy:-$@}"
 	return $code
@@ -1317,13 +1318,13 @@ pktws_curl_test_update_vary()
 		[ "$fake" = "-" ] && continue
 		if [ -n "$splits" ]; then
 			for pos in $splits ; do
-				pktws_curl_test_update $testf $domain --dpi-desync=$desync "$@" --dpi-desync-split-pos=$pos $fake && {
+				pktws_curl_test_update $testf "$domain" --dpi-desync=$desync "$@" --dpi-desync-split-pos=$pos $fake && {
 					[ "$SCANLEVEL" = force ] || return 0
 					ret=0
 				}
 			done
 		else
-			pktws_curl_test_update $testf $domain --dpi-desync=$desync "$@" $fake && {
+			pktws_curl_test_update $testf "$domain" --dpi-desync=$desync "$@" $fake && {
 				[ "$SCANLEVEL" = force ] || return 0
 				ret=0
 			}
@@ -1572,7 +1573,7 @@ pktws_check_domain_http3_bypass_()
 
 	for fake in '' "--dpi-desync-fake-quic=$ZAPRET_BASE/files/fake/quic_initial_www_google_com.bin"; do
 		for rep in '' 2 5 10 20; do
-			pktws_curl_test_update $1 $2 --dpi-desync=fake ${fake:+$fake }${rep:+--dpi-desync-repeats=$rep} && [ "$SCANLEVEL" != force ] && {
+			pktws_curl_test_update $1 $2 --dpi-desync=fake ${fake:+"$fake" }${rep:+--dpi-desync-repeats=$rep} && [ "$SCANLEVEL" != force ] && {
 				[ "$SCANLEVEL" = quick ] && return
 				break
 			}
@@ -1698,7 +1699,7 @@ check_dpi_ip_block()
 	# $1 - test function
 	# $2 - domain
 
-	local blocked_dom=$2
+	local blocked_dom="$2"
 	local blocked_ip blocked_ips unblocked_ip
 
 	echo 
@@ -2188,7 +2189,7 @@ check_dns_()
 	if find_working_public_dns ; then
 		echo comparing system resolver to public DNS : $PUBDNS
 		for dom in $DNSCHECK_DOM; do
-			if check_dns_spoof $dom $PUBDNS ; then
+			if check_dns_spoof "$dom" $PUBDNS ; then
 				echo $dom : MISMATCH
 				echo -- system resolver :
 				cat "$DNSCHECK_DIG1"

common/base.sh

@@ -109,6 +109,10 @@ split_by_separator()
 	[ -n "$3" ] && eval $3="\$before"
 	[ -n "$4" ] && eval $4="\$after"
 }
+tolower()
+{
+	echo "$@" | tr 'A-Z' 'a-z'
+}
 
 dir_is_not_empty()
 {

common/dialog.sh

@@ -36,12 +36,11 @@ ask_list()
 	# $3 - (optional) default value
 	local M_DEFAULT
 	eval M_DEFAULT="\$$1"
-	local M_ALL=$M_DEFAULT
+	local M_DEFAULT_VAR="$M_DEFAULT"
-	local M=""
+	local M="" m
-	local m
+
-	
 	[ -n "$3" ] && { find_str_in_list "$M_DEFAULT" "$2" || M_DEFAULT="$3" ;}
-	
+
 	n=1
 	for m in $2; do
 		echo $n : $m
@@ -53,6 +52,6 @@ ask_list()
 	[ -z "$M" ] && M="$M_DEFAULT"
 	echo selected : $M
 	eval $1="\"$M\""
-	
+
-	[ "$M" != "$M_OLD" ]
+	[ "$M" != "$M_DEFAULT_VAR" ]
 }

common/installer.sh

@@ -256,7 +256,7 @@ check_system()
 
 get_free_space_mb()
 {
-    df -m $PWD | awk '/[0-9]%/{print $(NF-2)}'
+    df -m "$1" | awk '/[0-9]%/{print $(NF-2)}'
 }
 get_ram_kb()
 {
@@ -522,11 +522,6 @@ install_openwrt_firewall()
 {
 	echo \* installing firewall script $1
 	
-	[ -n "MODE" ] || {
-		echo should specify MODE in $ZAPRET_CONFIG
-		exitp 7
-	}
-	
 	echo "linking : $FW_SCRIPT_SRC => $OPENWRT_FW_INCLUDE"
 	ln -fs "$FW_SCRIPT_SRC" "$OPENWRT_FW_INCLUDE"
 	
@@ -832,7 +827,9 @@ select_fwtype()
 		echo WARNING ! if you need large lists it may be necessary to fall back to iptables+ipset firewall
 	}
 	echo select firewall type :
-	ask_list FWTYPE "iptables nftables" "$FWTYPE" && write_config_var FWTYPE
+	ask_list FWTYPE "iptables nftables" "$FWTYPE"
+	# always write config var to prevent auto discovery every time
+	write_config_var FWTYPE
 }
 
 dry_run_tpws_()

common/ipt.sh

@@ -43,7 +43,7 @@ ipt6_add_del()
 }
 ipt6a_add_del()
 {
-	on_off_function ipt6 ipt6a_del "$@"
+	on_off_function ipt6a ipt6_del "$@"
 }
 
 is_ipt_flow_offload_avail()

docs/changes.txt

@@ -591,3 +591,12 @@ blockcheck: fix tpws test regression
 
 nfqws,tpws: memleak fix
 mdig: --eagain, --eagain-delay
+
+73.8
+
+nfqws: fix breaking tcp if ts fooling is enabled but no timestamps present
+
+73.9
+
+blockcheck: fix detection of http redirection if domain/URI specified
+install_easy: fix writing of ask_list variables

docs/readme.en.md

@@ -207,8 +207,8 @@ nfqws takes the following parameters:
  --dpi-desync-fakedsplit-mod=mod[,mod]                     ; mods can be none,altorder=0|1|2|3 + 0|8|16
  --dpi-desync-hostfakesplit-midhost=marker+N|marker-N      ; additionally split real hostname at specified marker. must be within host..endhost or won't be splitted.
  --dpi-desync-hostfakesplit-mod=mod[,mod]                  ; can be none, host=<hostname>, altorder=0|1
- --dpi-desync-ipfrag-pos-tcp=<8..9216>                     ; ip frag position starting from the transport header. multiple of 8, default 8.
+ --dpi-desync-ipfrag-pos-tcp=<8..9216>                     ; ip frag position starting from the transport header. multiple of 8, default 32.
- --dpi-desync-ipfrag-pos-udp=<8..9216>                     ; ip frag position starting from the transport header. multiple of 8, default 32.
+ --dpi-desync-ipfrag-pos-udp=<8..9216>                     ; ip frag position starting from the transport header. multiple of 8, default 8.
  --dpi-desync-ts-increment=<int|0xHEX>                     ; ts fooling TSval signed increment. default -600000
  --dpi-desync-badseq-increment=<int|0xHEX>                 ; badseq fooling seq signed increment. default -10000
  --dpi-desync-badack-increment=<int|0xHEX>                 ; badseq fooling ackseq signed increment. default -66000
@@ -1702,7 +1702,9 @@ If this is the case then run another script in background and add some delay the
 
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-USDT `0x3d52Ce15B7Be734c53fc9526ECbAB8267b63d66E`
+USDT ERC `0x3d52Ce15B7Be734c53fc9526ECbAB8267b63d66E` 
+
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docs/readme.md

@@ -4,6 +4,12 @@ zapret является свободным и open source.
 Всякий, кто понуждает вас скачивать zapret только с его ресурса, требует удалить ссылки, видео, файлы, обосновывая эти требования авторскими правами, сам нарушает [лицензию](./LICENSE.txt).
 Однако, это не исключает [добровольные пожертвования](#поддержать-разработчика).
 
+# zapret2
+
+Эта версия zapret более не развивается и находится в режиме EOL (End-Of-Life). Никаких новых функций больше не будет. Только багфиксы.
+
+[Актуальная версия - zapret 2](https://github.com/bol-van/zapret2)
+
 # Multilanguage README
 
 [![en](https://img.shields.io/badge/lang-en-red.svg)](./readme.en.md)
@@ -231,6 +237,8 @@ dvtws, собираемый из тех же исходников (см. [док
 --dpi-desync-fakedsplit-mod=mod[,mod]                     ; может быть none, altorder=0|1|2|3 + 0|8|16
 --dpi-desync-hostfakesplit-midhost=marker+N|marker-N      ; маркер дополнительного разреза сегмента с оригинальным хостом. должен попадать в пределы хоста.
 --dpi-desync-hostfakesplit-mod=mod[,mod]                  ; может быть none, host=<hostname>, altorder=0|1
+--dpi-desync-ipfrag-pos-tcp=<8..9216>                     ; позиция ip фрагментации tcp, начиная с транспортного заголовка. должно быть кратно 8, по умолчанию - 32.
+--dpi-desync-ipfrag-pos-udp=<8..9216>                     ; позиция ip фрагментации udp, начиная с транспортного заголовка. должно быть кратно 8, по умолчанию - 8.
 --dpi-desync-ts-increment=<int|0xHEX>                     ; инкремент TSval для ts. по умолчанию -600000
 --dpi-desync-badseq-increment=<int|0xHEX>                 ; инкремент sequence number для badseq. по умолчанию -10000
 --dpi-desync-badack-increment=<int|0xHEX>                 ; инкремент ack sequence number для badseq. по умолчанию -66000
@@ -2716,7 +2724,9 @@ VPS можно приобрести в множестве мест. Сущест
 
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+
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 BTC  `bc1qhqew3mrvp47uk2vevt5sctp7p2x9m7m5kkchve`
 

install_easy.sh

@@ -323,7 +323,7 @@ ask_config_tmpdir()
 		echo /tmp in openwrt is tmpfs. on low RAM systems there may be not enough RAM to store downloaded files
 		echo default tmpfs has size of 50% RAM
 		echo "RAM  : $(get_ram_mb) Mb"
-		echo "DISK : $(get_free_space_mb) Mb"
+		echo "DISK : $(get_free_space_mb "$EXEDIR/tmp") Mb"
 		echo select temp file location
 		[ -z "$TMPDIR" ] && TMPDIR=/tmp
 		ask_list TMPDIR "/tmp $EXEDIR/tmp" && {

mdig/mdig.c

@@ -80,15 +80,15 @@ static bool dom_valid(char *dom)
 {
 	if (!dom || *dom=='.') return false;
 	for (; *dom; dom++)
-	if (*dom < 0x20 || (*dom & 0x80) || !(*dom == '.' || *dom == '-' || *dom == '_' || (*dom >= '0' && *dom <= '9') || (*dom >= 'a' && *dom <= 'z') || (*dom >= 'A' && *dom <= 'Z')))
+		if (!(*dom == '.' || *dom == '-' || *dom == '_' || (*dom >= '0' && *dom <= '9') || (*dom >= 'a' && *dom <= 'z') || (*dom >= 'A' && *dom <= 'Z')))
-		return false;
+			return false;
 	return true;
 }
 
 static void invalid_domain_beautify(char *dom)
 {
 	for (int i = 0; *dom && i < 64; i++, dom++)
-		if (*dom < 0x20 || *dom<0) *dom = '?';
+		if (*dom < 0x20 || (*dom & 0x80)) *dom = '?';
 	if (*dom) *dom = 0;
 }
 
@@ -220,7 +220,7 @@ static void *t_resolver(void *arg)
 			{
 				if ((family == AF_INET && (glob.family & FAMILY4)) || (family == AF_INET6 && (glob.family & FAMILY6)))
 				{
-					unsigned int mask;
+					unsigned int mask=0;
 					bool mask_needed = false;
 					if (s_mask)
 					{
@@ -436,7 +436,7 @@ int dns_parse_query()
 	_setmode(_fileno(stdin), _O_BINARY);
 #endif
 	l = fread(a,1,sizeof(a),stdin);
-	if (!l || !feof(stdin))
+	if (!l || ferror(stdin))
 	{
 		fprintf(stderr, "could not read DNS reply blob from stdin\n");
 		return 10;
@@ -455,8 +455,8 @@ static void exithelp(void)
 	printf(
 		" --family=<4|6|46>\t\t; ipv4, ipv6, ipv4+ipv6\n"
 		" --threads=<threads_number>\n"
-		" --eagain=<eagain_retries>\t; how many times to retry if EAGAIN received. default %u\n"
+		" --eagain=<eagain_retries>\t; how many times to retry if EAI_AGAIN received. default %u\n"
-		" --eagain-delay=<ms>\t\t; time in msec to wait between EAGAIN attempts. default %u\n"
+		" --eagain-delay=<ms>\t\t; time in msec to wait between EAI_AGAIN attempts. default %u\n"
 		" --verbose\t\t\t; print query progress to stderr\n"
 		" --stats=N\t\t\t; print resolve stats to stderr every N domains\n"
 		" --log-resolved=<file>\t\t; log successfully resolved domains to a file\n"

nfq/crypto/aes-gcm.c

@@ -5,6 +5,8 @@ int aes_gcm_crypt(int mode, uint8_t *output, const uint8_t *input, size_t input_
 	int ret = 0;
 	gcm_context ctx;
 
+	gcm_initialize();
+
 	if (!(ret = gcm_setkey(&ctx, key, (const uint)key_len)))
 	{
 		ret = gcm_crypt_and_tag(&ctx, mode, iv, iv_len, adata, adata_len, input, output, input_length, atag, atag_len);

nfq/crypto/gcm.c

@@ -391,7 +391,9 @@ int gcm_finish(gcm_context *ctx,   // pointer to user-provided GCM context
 	uint64_t orig_add_len = ctx->add_len * 8;
 	size_t i;
 
-	if (tag_len != 0) memcpy(tag, ctx->base_ectr, tag_len);
+	if (tag_len>16) return -1;
+
+	if (tag_len) memcpy(tag, ctx->base_ectr, tag_len);
 
 	if (orig_len || orig_add_len) {
 		memset(work_buf, 0x00, 16);
@@ -443,10 +445,12 @@ int gcm_crypt_and_tag(
 	   prepare the gcm context with the keying material, we simply
 	   invoke each of the three GCM sub-functions in turn...
 	*/
-	gcm_start(ctx, mode, iv, iv_len, add, add_len);
+	if (tag_len>16) return -1;
-	gcm_update(ctx, length, input, output);
+
-	gcm_finish(ctx, tag, tag_len);
+	int ret;
-	return(0);
+	if ((ret=gcm_start(ctx, mode, iv, iv_len, add, add_len))) return ret;
+	if ((ret=gcm_update(ctx, length, input, output))) return ret;
+	return gcm_finish(ctx, tag, tag_len);
 }
 
 
@@ -477,23 +481,28 @@ int gcm_auth_decrypt(
 	uchar check_tag[16];        // the tag generated and returned by decryption
 	int diff;                   // an ORed flag to detect authentication errors
 	size_t i;                   // our local iterator
+	int ret;
+
+	if (tag_len>16) return -1;
+
 	/*
 	   we use GCM_DECRYPT_AND_TAG (above) to perform our decryption
 	   (which is an identical XORing to reverse the previous one)
 	   and also to re-generate the matching authentication tag
 	*/
-	gcm_crypt_and_tag(ctx, AES_DECRYPT, iv, iv_len, add, add_len,
+	if ((ret = gcm_crypt_and_tag(ctx, AES_DECRYPT, iv, iv_len, add, add_len, input, output, length, check_tag, tag_len))) return ret;
-		input, output, length, check_tag, tag_len);
 
 	// now we verify the authentication tag in 'constant time'
 	for (diff = 0, i = 0; i < tag_len; i++)
 		diff |= tag[i] ^ check_tag[i];
 
-	if (diff != 0) {                   // see whether any bits differed?
+	if (diff)
+	{
+		// see whether any bits differed?
 		memset(output, 0, length);    // if so... wipe the output data
 		return(GCM_AUTH_FAILURE);     // return GCM_AUTH_FAILURE
 	}
-	return(0);
+	return 0;
 }
 
 /******************************************************************************

nfq/crypto/hkdf.c

@@ -60,9 +60,9 @@ int hkdf(SHAversion whichSha,
 	uint8_t okm[], size_t okm_len)
 {
 	uint8_t prk[USHAMaxHashSize];
-	return hkdfExtract(whichSha, salt, salt_len, ikm, ikm_len, prk) ||
+	int ret;
-		hkdfExpand(whichSha, prk, USHAHashSize(whichSha), info,
+	if ((ret=hkdfExtract(whichSha, salt, salt_len, ikm, ikm_len, prk))) return ret;
-			info_len, okm, okm_len);
+	return hkdfExpand(whichSha, prk, USHAHashSize(whichSha), info, info_len, okm, okm_len);
 }
 
 /*
@@ -103,9 +103,6 @@ int hkdfExtract(SHAversion whichSha,
 		salt_len = USHAHashSize(whichSha);
 		memset(nullSalt, '\0', salt_len);
 	}
-	else if (salt_len < 0) {
-		return shaBadParam;
-	}
 	return hmac(whichSha, ikm, ikm_len, salt, salt_len, prk);
 }
 
@@ -149,16 +146,13 @@ int hkdfExpand(SHAversion whichSha, const uint8_t prk[], size_t prk_len,
 	size_t hash_len, N;
 	unsigned char T[USHAMaxHashSize];
 	size_t Tlen, where, i;
+	int ret;
 
 	if (info == 0) {
 		info = (const unsigned char *)"";
 		info_len = 0;
 	}
-	else if (info_len < 0) {
+	if (!okm || !okm_len) return shaBadParam;
-		return shaBadParam;
-	}
-	if (okm_len <= 0) return shaBadParam;
-	if (!okm) return shaBadParam;
 
 	hash_len = USHAHashSize(whichSha);
 	if (prk_len < hash_len) return shaBadParam;
@@ -171,12 +165,11 @@ int hkdfExpand(SHAversion whichSha, const uint8_t prk[], size_t prk_len,
 	for (i = 1; i <= N; i++) {
 		HMACContext context;
 		unsigned char c = i;
-		int ret = hmacReset(&context, whichSha, prk, prk_len) ||
+		if ((ret=hmacReset(&context, whichSha, prk, prk_len))) return ret;
-			hmacInput(&context, T, Tlen) ||
+		if ((ret=hmacInput(&context, T, Tlen))) return ret;
-			hmacInput(&context, info, info_len) ||
+		if ((ret=hmacInput(&context, info, info_len))) return ret;
-			hmacInput(&context, &c, 1) ||
+		if ((ret=hmacInput(&context, &c, 1))) return ret;
-			hmacResult(&context, T);
+		if ((ret=hmacResult(&context, T))) return ret;
-		if (ret != shaSuccess) return ret;
 		memcpy(okm + where, T,
 			(i != N) ? hash_len : (okm_len - where));
 		where += hash_len;
@@ -328,9 +321,8 @@ int hkdfResult(HKDFContext *context,
 	if (!okm) return context->Corrupted = shaBadParam;
 	if (!prk) prk = prkbuf;
 
-	ret = hmacResult(&context->hmacContext, prk) ||
+	if (!(ret = hmacResult(&context->hmacContext, prk)))
-		hkdfExpand(context->whichSha, prk, context->hashSize, info,
+		ret = hkdfExpand(context->whichSha, prk, context->hashSize, info, info_len, okm, okm_len);
-			info_len, okm, okm_len);
 	context->Computed = 1;
 	return context->Corrupted = ret;
 }

nfq/crypto/hmac.c

@@ -49,9 +49,10 @@ int hmac(SHAversion whichSha,
 	uint8_t digest[USHAMaxHashSize])
 {
 	HMACContext context;
-	return hmacReset(&context, whichSha, key, key_len) ||
+	int ret;
-		hmacInput(&context, message_array, length) ||
+	if ((ret=hmacReset(&context, whichSha, key, key_len))) return ret;
-		hmacResult(&context, digest);
+	if ((ret=hmacInput(&context, message_array, length))) return ret;
+	return hmacResult(&context, digest);
 }
 
 /*
@@ -101,10 +102,8 @@ int hmacReset(HMACContext *context, enum SHAversion whichSha,
 	 */
 	if (key_len > blocksize) {
 		USHAContext tcontext;
-		int err = USHAReset(&tcontext, whichSha) ||
+		if ((ret=USHAReset(&tcontext, whichSha)) || (ret=USHAInput(&tcontext, key, key_len)) || (ret=USHAResult(&tcontext, tempkey)))
-			USHAInput(&tcontext, key, key_len) ||
+			return ret;
-			USHAResult(&tcontext, tempkey);
-		if (err != shaSuccess) return err;
 
 		key = tempkey;
 		key_len = hashsize;
@@ -134,9 +133,9 @@ int hmacReset(HMACContext *context, enum SHAversion whichSha,
 
 	/* perform inner hash */
 	/* init context for 1st pass */
-	ret = USHAReset(&context->shaContext, whichSha) ||
+	if (!(ret = USHAReset(&context->shaContext, whichSha)))
 		/* and start with inner pad */
-		USHAInput(&context->shaContext, k_ipad, blocksize);
+		ret = USHAInput(&context->shaContext, k_ipad, blocksize);
 	return context->Corrupted = ret;
 }
 
@@ -197,8 +196,7 @@ int hmacFinalBits(HMACContext *context,
 	if (context->Corrupted) return context->Corrupted;
 	if (context->Computed) return context->Corrupted = shaStateError;
 	/* then final bits of datagram */
-	return context->Corrupted =
+	return context->Corrupted = USHAFinalBits(&context->shaContext, bits, bit_count);
-		USHAFinalBits(&context->shaContext, bits, bit_count);
 }
 
 /*
@@ -229,21 +227,16 @@ int hmacResult(HMACContext *context, uint8_t *digest)
 
 	/* finish up 1st pass */
 	/* (Use digest here as a temporary buffer.) */
-	ret =
+	if (!(ret=USHAResult(&context->shaContext, digest)) &&
-		USHAResult(&context->shaContext, digest) ||
-
 		/* perform outer SHA */
 		/* init context for 2nd pass */
-		USHAReset(&context->shaContext, context->whichSha) ||
+		!(ret=USHAReset(&context->shaContext, context->whichSha)) &&
-
 		/* start with outer pad */
-		USHAInput(&context->shaContext, context->k_opad,
+		!(ret=USHAInput(&context->shaContext, context->k_opad, context->blockSize)) &&
-			context->blockSize) ||
-
 		/* then results of 1st hash */
-		USHAInput(&context->shaContext, digest, context->hashSize) ||
+		!(ret=USHAInput(&context->shaContext, digest, context->hashSize)))
 		/* finish up 2nd pass */
-		USHAResult(&context->shaContext, digest);
+		ret=USHAResult(&context->shaContext, digest);
 
 	context->Computed = 1;
 	return context->Corrupted = ret;

nfq/crypto/sha224-256.c

@@ -64,12 +64,12 @@
  * Add "length" to the length.
  * Set Corrupted when overflow has occurred.
  */
-static uint32_t addTemp;
+static int SHA224_256AddLength(SHA256Context *context, uint32_t length)
-#define SHA224_256AddLength(context, length)               \
+{
-  (addTemp = (context)->Length_Low, (context)->Corrupted = \
+	uint32_t addTemp = context->Length_Low;
-    (((context)->Length_Low += (length)) < addTemp) &&     \
+	if (((context->Length_Low += length) < addTemp) && (++(context)->Length_High == 0)) context->Corrupted = shaInputTooLong;
-    (++(context)->Length_High == 0) ? shaInputTooLong :    \
+	return context->Corrupted;
-                                      (context)->Corrupted )
+}
 
 /* Local Function Prototypes */
 static int SHA224_256Reset(SHA256Context *context, uint32_t *H0);

nfq/darkmagic.c

@@ -192,7 +192,7 @@ static uint16_t tcpopt_len(bool sack, bool mss, uint32_t fooling, const uint32_t
 	if (sack) t+=2;
 	if (mss) t+=4;
 	if (fooling & FOOL_MD5SIG) t+=18;
-	if ((fooling & FOOL_TS) || timestamps) t+=10;
+	if (timestamps) t+=10;
 	if (scale_factor!=SCALE_NONE) t+=3;
 	return (t+3)&~3;
 }
@@ -928,6 +928,7 @@ void proto_skip_ipv6(uint8_t **data, size_t *len, uint8_t *proto_type, uint8_t *
 	if (proto_type) *proto_type = 0; // put error in advance
 
 	HeaderType = (*data)[6]; // NextHeader field
+	if (proto_type) *proto_type = HeaderType;
 	if (last_header_type) *last_header_type = (*data)+6;
 	*data += 40; *len -= 40; // skip ipv6 base header
 	while (*len > 0) // need at least one byte for NextHeader field
@@ -2095,6 +2096,7 @@ static bool scan_info(struct mnl_socket* nl, uint16_t wlan_family_id, struct wla
 	// wlan_info does not return ssid since kernel 5.19
 	// it's used to enumerate all wifi interfaces then call scan_info on each
 	if (!wlan_info(nl, wlan_family_id, &wc_all, false)) return false;
+	w->count=0;
 	for(int i=0;i<wc_all.count;i++)
 		if (!netlink_genl_simple_transact(nl, wlan_family_id, NLM_F_REQUEST | NLM_F_ACK | NLM_F_DUMP, NL80211_CMD_GET_SCAN, 0, scan_prepare, (void*)&wc_all.wlan[i].ifindex, scan_info_cb, w))
 			return false;

nfq/nfqws.c

@@ -256,6 +256,8 @@ static bool nfq_init(struct nfq_handle **h, struct nfq_q_handle **qh)
 		// dot not fail. not supported on old linuxes <3.6 
 	}
 
+	nfnl_rcvbufsiz(nfq_nfnlh(*h), Q_RCVBUF);
+
 	DLOG_CONDUP("initializing raw sockets bind-fix4=%u bind-fix6=%u\n", params.bind_fix4, params.bind_fix6);
 	if (!rawsend_preinit(params.bind_fix4, params.bind_fix6))
 		goto exiterr;
@@ -350,7 +352,7 @@ static int nfq_main(void)
 			if (rd)
 			{
 				int r = nfq_handle_packet(h, (char *)buf, (int)rd);
-				if (r) DLOG_ERR("nfq_handle_packet error %d\n", r);
+				if (r<0) DLOG_ERR("nfq_handle_packet result %d, errno %d : %s\n", r, errno, strerror(errno));
 			}
 			else
 				DLOG("recv from nfq returned 0 !\n");
@@ -1883,8 +1885,8 @@ static void exithelp(void)
 		" --dpi-desync-fakedsplit-mod=mod[,mod]\t\t\t; mods can be none,altorder=0|1|2|3 + 0|8|16\n"
 		" --dpi-desync-hostfakesplit-midhost=marker+N|marker-N\t; additionally split real hostname at specified marker. must be within host..endhost or won't be splitted.\n"
 		" --dpi-desync-hostfakesplit-mod=mod[,mod]\t\t; mods can be none,host=<hostname>,altorder=0|1\n"
-		" --dpi-desync-ipfrag-pos-tcp=<8..%u>\t\t\t; ip frag position starting from the transport header. multiple of 8, default %u.\n"
 		" --dpi-desync-ipfrag-pos-udp=<8..%u>\t\t\t; ip frag position starting from the transport header. multiple of 8, default %u.\n"
+		" --dpi-desync-ipfrag-pos-tcp=<8..%u>\t\t\t; ip frag position starting from the transport header. multiple of 8, default %u.\n"
 		" --dpi-desync-ts-increment=<int|0xHEX>\t\t\t; ts fooling TSval signed increment. default %d\n"
 		" --dpi-desync-badseq-increment=<int|0xHEX>\t\t; badseq fooling seq signed increment. default %d\n"
 		" --dpi-desync-badack-increment=<int|0xHEX>\t\t; badseq fooling ackseq signed increment. default %d\n"
@@ -2304,6 +2306,7 @@ int main(int argc, char **argv)
 #endif
 
 	srandom(time(NULL));
+	aes_init_keygen_tables(); // required for aes
 
 	PRINT_VER;
 

nfq/params.h

@@ -23,7 +23,8 @@
 
 #define RAW_SNDBUF	(64*1024)	// in bytes
 
-#define Q_MAXLEN	1024		// in packets
+#define Q_MAXLEN	4986		// in packets
+#define Q_RCVBUF	(1024*1024)	// in bytes
 
 #define BADSEQ_INCREMENT_DEFAULT 	-10000
 #define BADSEQ_ACK_INCREMENT_DEFAULT 	-66000

nfq/protocol.c

@@ -310,7 +310,7 @@ size_t HttpPos(uint8_t posmarker, int16_t pos, const uint8_t *data, size_t sz)
 			if (sz<10) break;
 			if (*method=='\n' || *method=='\r') method++;
 			if (*method=='\n' || *method=='\r') method++;
-			for (p=method,i=0;i<7;i++) if (*p>='A' && *p<='Z') p++;
+			for (p=method,i=0; i<9 && *p>='A' && *p<='Z'; i++,p++);
 			if (i<3 || *p!=' ') break;
 			return CheckPos(sz,method-data+pos);
 		case PM_HOST:
@@ -615,24 +615,18 @@ bool IsQUICCryptoHello(const uint8_t *data, size_t len, size_t *hello_offset, si
 uint8_t QUICDraftVersion(uint32_t version)
 {
 	/* IETF Draft versions */
-	if ((version >> 8) == 0xff0000) {
+	if ((version >> 8) == 0xff0000)
 		return (uint8_t)version;
-	}
 	/* Facebook mvfst, based on draft -22. */
-	if (version == 0xfaceb001) {
+	if (version == 0xfaceb001)
 		return 22;
-	}
 	/* Facebook mvfst, based on draft -27. */
-	if (version == 0xfaceb002 || version == 0xfaceb00e) {
+	if (version == 0xfaceb002 || version == 0xfaceb00e)
 		return 27;
-	}
 	/* GQUIC Q050, T050 and T051: they are not really based on any drafts,
 	 * but we must return a sensible value */
-	if (version == 0x51303530 ||
+	if (version == 0x51303530 || version == 0x54303530 || version == 0x54303531)
-		version == 0x54303530 ||
-		version == 0x54303531) {
 		return 27;
-	}
 	/* https://tools.ietf.org/html/draft-ietf-quic-transport-32#section-15
 	   "Versions that follow the pattern 0x?a?a?a?a are reserved for use in
 	   forcing version negotiation to be exercised"
@@ -640,19 +634,17 @@ uint8_t QUICDraftVersion(uint32_t version)
 	   used to select a proper salt (which depends on the version itself), but
 	   we don't have a real version here! Let's hope that we need to handle
 	   only latest drafts... */
-	if ((version & 0x0F0F0F0F) == 0x0a0a0a0a) {
+	if ((version & 0x0F0F0F0F) == 0x0a0a0a0a)
 		return 29;
-	}
 	/* QUIC (final?) constants for v1 are defined in draft-33, but draft-34 is the
 	   final draft version */
-	if (version == 0x00000001) {
+	if (version == 0x00000001)
 		return 34;
-	}
 	/* QUIC Version 2 */
 	/* TODO: for the time being use 100 as a number for V2 and let see how v2 drafts evolve */
-	if (version == 0x709A50C4) {
+	if ((version == 0x709A50C4) || (version == 0x6b3343cf))
 		return 100;
-	}
+
 	return 0;
 }
 
@@ -662,7 +654,7 @@ static bool is_quic_draft_max(uint32_t draft_version, uint8_t max_version)
 }
 static bool is_quic_v2(uint32_t version)
 {
-    return version == 0x6b3343cf;
+    return (version == 0x709A50C4) || (version == 0x6b3343cf);
 }
 
 static bool quic_hkdf_expand_label(const uint8_t *secret, uint8_t secret_len, const char *label, uint8_t *out, size_t out_len)
@@ -803,20 +795,19 @@ bool QUICDecryptInitial(const uint8_t *data, size_t data_len, uint8_t *clean, si
 		return false;
 	}
 
-	uint64_t payload_len,token_len;
+	uint64_t payload_len,token_len,pn_offset;
-	size_t pn_offset;
 	pn_offset = 1 + 4 + 1 + data[5];
 	if (pn_offset >= data_len) return false;
+	// SCID length
 	pn_offset += 1 + data[pn_offset];
-	if ((pn_offset + tvb_get_size(data[pn_offset])) >= data_len) return false;
+	if (pn_offset >= data_len || (pn_offset + tvb_get_size(data[pn_offset])) >= data_len) return false;
+	// token length
 	pn_offset += tvb_get_varint(data + pn_offset, &token_len);
 	pn_offset += token_len;
-	if ((pn_offset + tvb_get_size(data[pn_offset])) >= data_len) return false;
+	if (pn_offset >= data_len || (pn_offset + tvb_get_size(data[pn_offset])) >= data_len) return false;
 	pn_offset += tvb_get_varint(data + pn_offset, &payload_len);
 	if (payload_len<20 || (pn_offset + payload_len)>data_len) return false;
 
-	aes_init_keygen_tables();
-
 	uint8_t sample_enc[16];
 	aes_context ctx;
 	if (aes_setkey(&ctx, 1, aeshp, sizeof(aeshp)) || aes_cipher(&ctx, data + pn_offset + 4, sample_enc)) return false;
@@ -834,13 +825,13 @@ bool QUICDecryptInitial(const uint8_t *data, size_t data_len, uint8_t *clean, si
 
  	phton64(aesiv + sizeof(aesiv) - 8, pntoh64(aesiv + sizeof(aesiv) - 8) ^ pkn);
 
-	size_t cryptlen = payload_len - pkn_len - 16;
+	uint64_t cryptlen = payload_len - pkn_len - 16;
 	if (cryptlen > *clean_len) return false;
-	*clean_len = cryptlen;
+	*clean_len = (size_t)cryptlen;
 	const uint8_t *decrypt_begin = data + pn_offset + pkn_len;
 
-	uint8_t atag[16],header[256];
+	uint8_t atag[16],header[2048];
-	size_t header_len = pn_offset + pkn_len;
+	uint64_t header_len = pn_offset + pkn_len;
 	if (header_len > sizeof(header)) return false; // not likely header will be so large
 	memcpy(header, data, header_len);
 	header[0] = packet0;
@@ -969,21 +960,19 @@ bool QUICExtractHostFromInitial(const uint8_t *data, size_t data_len, char *host
 
 bool IsQUICInitial(const uint8_t *data, size_t len)
 {
-	// too small packets are not likely to be initials with client hello
+	// too small packets are not likely to be initials
 	// long header, fixed bit
-	if (len < 256 || (data[0] & 0xC0)!=0xC0) return false;
+	if (len < 128) return false;
 
 	uint32_t ver = QUICExtractVersion(data,len);
 	if (QUICDraftVersion(ver) < 11) return false;
 
-	// quic v1 : initial packets are 00b
+	if ((data[0] & 0xF0) != (is_quic_v2(ver) ? 0xD0 : 0xC0)) return false;
-	// quic v2 : initial packets are 01b
-	if ((data[0] & 0x30) != (is_quic_v2(ver) ? 0x10 : 0x00)) return false;
 
-	uint64_t offset=5, sz;
+	uint64_t offset=5, sz, sz2;
 
-	// DCID. must be present
+	// DCID
-	if (!data[offset] || data[offset] > QUIC_MAX_CID_LENGTH) return false;
+	if (data[offset] > QUIC_MAX_CID_LENGTH) return false;
 	offset += 1 + data[offset];
 
 	// SCID
@@ -991,18 +980,19 @@ bool IsQUICInitial(const uint8_t *data, size_t len)
 	offset += 1 + data[offset];
 
 	// token length
+	if (offset>=len || (offset + tvb_get_size(data[offset])) > len) return false;
 	offset += tvb_get_varint(data + offset, &sz);
 	offset += sz;
 	if (offset >= len) return false;
 
 	// payload length
-	if ((offset + tvb_get_size(data[offset])) > len) return false;
+	sz2 = tvb_get_size(data[offset]);
+	if ((offset + sz2) > len) return false;
 	tvb_get_varint(data + offset, &sz);
-	offset += sz;
+	offset += sz2 + sz;
 	if (offset > len) return false;
 
-	// client hello cannot be too small. likely ACK
+	return true;
-	return sz>=96;
 }
 
 
@@ -1027,7 +1017,7 @@ bool IsStunMessage(const uint8_t *data, size_t len)
 {
 	return len>=20 && // header size
 		(data[0]&0xC0)==0 && // 2 most significant bits must be zeroes
-		(data[3]&0b11)==0 && // length must be a multiple of 4
+		(data[3]&3)==0 && // length must be a multiple of 4
-		ntohl(*(uint32_t*)(&data[4]))==0x2112A442 && // magic cookie
+		pntoh32(data+4)==0x2112A442 && // magic cookie
-		ntohs(*(uint16_t*)(&data[2]))==len-20;
+		pntoh16(data+2)<=(len-20);
 }

nfq/sec.h

@@ -18,6 +18,25 @@ bool dropcaps(void);
 #define arch_nr (offsetof(struct seccomp_data, arch))
 #define syscall_arg(x) (offsetof(struct seccomp_data, args[x]))
 
+#ifndef __AUDIT_ARCH_64BIT
+#define __AUDIT_ARCH_64BIT 0x80000000
+#endif
+#ifndef __AUDIT_ARCH_LE
+#define __AUDIT_ARCH_LE    0x40000000
+#endif
+#ifndef EM_RISCV
+#define EM_RISCV 243
+#endif
+#ifndef AUDIT_ARCH_RISCV64
+#define AUDIT_ARCH_RISCV64 (EM_RISCV | __AUDIT_ARCH_64BIT | __AUDIT_ARCH_LE)
+#endif
+#ifndef EM_LOONGARCH
+#define EM_LOONGARCH 258
+#endif
+#ifndef AUDIT_ARCH_LOONGARCH64
+#define AUDIT_ARCH_LOONGARCH64 (EM_LOONGARCH | __AUDIT_ARCH_64BIT | __AUDIT_ARCH_LE)
+#endif
+
 #if defined(__aarch64__)
 
 # define ARCH_NR	AUDIT_ARCH_AARCH64
@@ -72,6 +91,10 @@ bool dropcaps(void);
 
 # define ARCH_NR	AUDIT_ARCH_RISCV64
 
+#elif defined(__loongarch__) && __loongarch_grlen == 64
+
+# define ARCH_NR AUDIT_ARCH_LOONGARCH64
+
 #else
 
 # error "Platform does not support seccomp filter yet"

tpws/sec.h

@@ -20,6 +20,25 @@ bool dropcaps(void);
 #define arch_nr (offsetof(struct seccomp_data, arch))
 #define syscall_arg(x) (offsetof(struct seccomp_data, args[x]))
 
+#ifndef __AUDIT_ARCH_64BIT
+#define __AUDIT_ARCH_64BIT 0x80000000
+#endif
+#ifndef __AUDIT_ARCH_LE
+#define __AUDIT_ARCH_LE    0x40000000
+#endif
+#ifndef EM_RISCV
+#define EM_RISCV 243
+#endif
+#ifndef AUDIT_ARCH_RISCV64
+#define AUDIT_ARCH_RISCV64 (EM_RISCV | __AUDIT_ARCH_64BIT | __AUDIT_ARCH_LE)
+#endif
+#ifndef EM_LOONGARCH
+#define EM_LOONGARCH 258
+#endif
+#ifndef AUDIT_ARCH_LOONGARCH64
+#define AUDIT_ARCH_LOONGARCH64 (EM_LOONGARCH | __AUDIT_ARCH_64BIT | __AUDIT_ARCH_LE)
+#endif
+
 #if defined(__aarch64__)
 
 # define ARCH_NR	AUDIT_ARCH_AARCH64
@@ -74,6 +93,10 @@ bool dropcaps(void);
 
 # define ARCH_NR	AUDIT_ARCH_RISCV64
 
+#elif defined(__loongarch__) && __loongarch_grlen == 64
+
+# define ARCH_NR AUDIT_ARCH_LOONGARCH64
+
 #else
 
 # error "Platform does not support seccomp filter yet"