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nfqws: - disables autottl

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bol-van
2025-05-22 11:00:11 +03:00
parent ed7b743fe2
commit a39c18737b
3 changed files with 44 additions and 38 deletions
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58
nfq/nfqws.c
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@@ -780,27 +780,33 @@ static bool parse_autottl(const char *s, autottl *t, int8_t def_delta, uint8_t d
t->max = def_max;
if (s)
{
max = t->max;
if (*s=='+')
// "-" means disable
if (s[0]=='-' && s[1]==0)
memset(t,0,sizeof(*t));
else
{
neg=false;
s++;
} else if (*s=='-')
s++;
switch (sscanf(s,"%u:%u-%u",&delta,&min,&max))
{
case 3:
if ((delta && !max) || max>255) return false;
t->max=(uint8_t)max;
case 2:
if ((delta && !min) || min>255 || min>max) return false;
t->min=(uint8_t)min;
case 1:
if (delta>127) return false;
t->delta=(int8_t)(neg ? -delta : delta);
break;
default:
return false;
max = t->max;
if (*s=='+')
{
neg=false;
s++;
} else if (*s=='-')
s++;
switch (sscanf(s,"%u:%u-%u",&delta,&min,&max))
{
case 3:
if ((delta && !max) || max>255) return false;
t->max=(uint8_t)max;
case 2:
if ((delta && !min) || min>255 || min>max) return false;
t->min=(uint8_t)min;
case 1:
if (delta>127) return false;
t->delta=(int8_t)(neg ? -delta : delta);
break;
default:
return false;
}
}
}
return true;
@@ -1543,16 +1549,16 @@ static void exithelp(void)
" --synack-split=[syn|synack|acksyn]\t\t; perform TCP split handshake : send SYN only, SYN+ACK or ACK+SYN\n"
" --orig-ttl=<int>\t\t\t\t; set TTL for original packets\n"
" --orig-ttl6=<int>\t\t\t\t; set ipv6 hop limit for original packets. by default ttl value is used\n"
" --orig-autottl=[<delta>[:<min>[-<max>]]]\t; auto ttl mode for both ipv4 and ipv6. default: +%d:%u-%u\n"
" --orig-autottl6=[<delta>[:<min>[-<max>]]]\t; overrides --orig-autottl for ipv6 only\n"
" --orig-autottl=[<delta>[:<min>[-<max>]]|-]\t; auto ttl mode for both ipv4 and ipv6. default: +%d:%u-%u\n"
" --orig-autottl6=[<delta>[:<min>[-<max>]]|-]\t; overrides --orig-autottl for ipv6 only\n"
" --orig-mod-start=[n|d|s]N\t\t\t; apply orig TTL mod to packet numbers (n, default), data packet numbers (d), relative sequence (s) greater or equal than N\n"
" --orig-mod-cutoff=[n|d|s]N\t\t\t; apply orig TTL mod to packet numbers (n, default), data packet numbers (d), relative sequence (s) less than N\n"
" --dup=<int>\t\t\t\t\t; duplicate original packets. send N dups before original.\n"
" --dup-replace=[0|1]\t\t\t\t; 1 or no argument means do not send original, only dups\n"
" --dup-ttl=<int>\t\t\t\t; set TTL for dups\n"
" --dup-ttl6=<int>\t\t\t\t; set ipv6 hop limit for dups. by default ttl value is used\n"
" --dup-autottl=[<delta>[:<min>[-<max>]]]\t; auto ttl mode for both ipv4 and ipv6. default: %d:%u-%u\n"
" --dup-autottl6=[<delta>[:<min>[-<max>]]]\t; overrides --dup-autottl for ipv6 only\n"
" --dup-autottl=[<delta>[:<min>[-<max>]]|-]\t; auto ttl mode for both ipv4 and ipv6. default: %d:%u-%u\n"
" --dup-autottl6=[<delta>[:<min>[-<max>]]|-]\t; overrides --dup-autottl for ipv6 only\n"
" --dup-fooling=<mode>[,<mode>]\t\t\t; can use multiple comma separated values. modes : none md5sig badseq badsum datanoack hopbyhop hopbyhop2\n"
" --dup-badseq-increment=<int|0xHEX>\t\t; badseq fooling seq signed increment for dup. default %d\n"
" --dup-badack-increment=<int|0xHEX>\t\t; badseq fooling ackseq signed increment for dup. default %d\n"
@@ -1573,8 +1579,8 @@ static void exithelp(void)
#endif
" --dpi-desync-ttl=<int>\t\t\t\t; set ttl for fakes packets\n"
" --dpi-desync-ttl6=<int>\t\t\t; set ipv6 hop limit for fake packet. by default --dpi-desync-ttl value is used.\n"
" --dpi-desync-autottl=[<delta>[:<min>[-<max>]]]\t; auto ttl mode for both ipv4 and ipv6. default: %d:%u-%u\n"
" --dpi-desync-autottl6=[<delta>[:<min>[-<max>]]] ; overrides --dpi-desync-autottl for ipv6 only\n"
" --dpi-desync-autottl=[<delta>[:<min>[-<max>]]|-] ; auto ttl mode for both ipv4 and ipv6. default: %d:%u-%u\n"
" --dpi-desync-autottl6=[<delta>[:<min>[-<max>]]|-] ; overrides --dpi-desync-autottl for ipv6 only\n"
" --dpi-desync-fooling=<mode>[,<mode>]\t\t; can use multiple comma separated values. modes : none md5sig badseq badsum datanoack hopbyhop hopbyhop2\n"
" --dpi-desync-repeats=<N>\t\t\t; send every desync packet N times\n"
" --dpi-desync-skip-nosni=0|1\t\t\t; 1(default)=do not act on ClientHello without SNI\n"