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nfqws: host options didnt work without debug

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bol-van 2020-04-07 10:21:27 +03:00
parent 1978e8f4ab
commit 91fb1f5278
9 changed files with 22 additions and 22 deletions
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binaries/aarch64/nfqws
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nfq/desync.c
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@ -83,6 +83,7 @@ packet_process_result dpi_desync_packet(uint8_t *data_pkt, size_t len_pkt, struc
char host[256]; char host[256];
bool bHaveHost=false; bool bHaveHost=false;
bool bIsHttp; bool bIsHttp;
uint8_t *phost;
if (bIsHttp = IsHttp(data_payload,len_payload)) if (bIsHttp = IsHttp(data_payload,len_payload))
{ {
@ -127,34 +128,33 @@ packet_process_result dpi_desync_packet(uint8_t *data_pkt, size_t len_pkt, struc
DLOG("not applying tampering to this request\n") DLOG("not applying tampering to this request\n")
return res; return res;
} }
}
uint8_t *phost; if (bIsHttp && (params.hostcase || params.hostnospace) && (phost = (uint8_t*)memmem(data_payload, len_payload, "\r\nHost: ", 8)))
if (bIsHttp && (params.hostcase || params.hostnospace) && (phost = (uint8_t*)memmem(data_payload, len_payload, "\r\nHost: ", 8))) {
if (params.hostcase)
{ {
if (params.hostcase) DLOG("modifying Host: => %c%c%c%c:\n", params.hostspell[0], params.hostspell[1], params.hostspell[2], params.hostspell[3])
memcpy(phost + 2, params.hostspell, 4);
res=modify;
}
uint8_t *pua;
if (params.hostnospace &&
(pua = (uint8_t*)memmem(data_payload, len_payload, "\r\nUser-Agent: ", 14)) &&
(pua = (uint8_t*)memmem(pua + 1, len_payload - (pua - data_payload) - 1, "\r\n", 2)))
{
DLOG("removing space after Host: and adding it to User-Agent:\n")
if (pua > phost)
{ {
DLOG("modifying Host: => %c%c%c%c:\n", params.hostspell[0], params.hostspell[1], params.hostspell[2], params.hostspell[3]) memmove(phost + 7, phost + 8, pua - phost - 8);
memcpy(phost + 2, params.hostspell, 4); phost[pua - phost - 1] = ' ';
res=modify;
} }
uint8_t *pua; else
if (params.hostnospace &&
(pua = (uint8_t*)memmem(data_payload, len_payload, "\r\nUser-Agent: ", 14)) &&
(pua = (uint8_t*)memmem(pua + 1, len_payload - (pua - data_payload) - 1, "\r\n", 2)))
{ {
DLOG("removing space after Host: and adding it to User-Agent:\n") memmove(pua + 1, pua, phost - pua + 7);
if (pua > phost) *pua = ' ';
{
memmove(phost + 7, phost + 8, pua - phost - 8);
phost[pua - phost - 1] = ' ';
}
else
{
memmove(pua + 1, pua, phost - pua + 7);
*pua = ' ';
}
res=modify;
} }
res=modify;
} }
} }