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nfqws: multisplit

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bol-van
2024-11-11 18:38:23 +03:00
parent c1e670be23
commit a17e490851
9 changed files with 579 additions and 184 deletions
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21
nfq/protocol.h
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@@ -7,6 +7,21 @@
#include "crypto/aes-gcm.h"
#include "helpers.h"
// pos markers
#define PM_ABS 0
#define PM_HOST 1
#define PM_HOST_END 2
#define PM_HOST_SLD 3
#define PM_HOST_MIDSLD 4
#define PM_HOST_ENDSLD 5
#define PM_HTTP_METHOD 6
#define PM_SNI_EXT 7
bool IsHostMarker(uint8_t posmarker);
const char *posmarker_name(uint8_t posmarker);
size_t AnyProtoPos(uint8_t posmarker, int16_t pos, const uint8_t *data, size_t sz);
size_t HttpPos(uint8_t posmarker, int16_t pos, const uint8_t *data, size_t sz);
size_t TLSPos(uint8_t posmarker, int16_t pos, const uint8_t *data, size_t sz);
extern const char *http_methods[9];
const char *HttpMethod(const uint8_t *data, size_t len);
bool IsHttp(const uint8_t *data, size_t len);
@@ -21,8 +36,6 @@ const char *HttpFind2ndLevelDomain(const char *host);
int HttpReplyCode(const uint8_t *data, size_t len);
// must be pre-checked by IsHttpReply
bool HttpReplyLooksLikeDPIRedirect(const uint8_t *data, size_t len, const char *host);
enum httpreqpos { httpreqpos_none = 0, httpreqpos_method, httpreqpos_host, httpreqpos_pos };
size_t HttpPos(enum httpreqpos tpos_type, size_t hpos_pos, const uint8_t *http, size_t sz);
uint16_t TLSRecordDataLen(const uint8_t *data);
size_t TLSRecordLen(const uint8_t *data);
@@ -35,8 +48,6 @@ bool TLSFindExt(const uint8_t *data, size_t len, uint16_t type, const uint8_t **
bool TLSFindExtInHandshake(const uint8_t *data, size_t len, uint16_t type, const uint8_t **ext, size_t *len_ext, bool bPartialIsOK);
bool TLSHelloExtractHost(const uint8_t *data, size_t len, char *host, size_t len_host, bool bPartialIsOK);
bool TLSHelloExtractHostFromHandshake(const uint8_t *data, size_t len, char *host, size_t len_host, bool bPartialIsOK);
enum tlspos { tlspos_none = 0, tlspos_sni, tlspos_sniext, tlspos_snisld, tlspos_pos };
size_t TLSPos(enum tlspos tpos_type, size_t tpos_pos, const uint8_t *tls, size_t sz, uint8_t type);
bool IsWireguardHandshakeInitiation(const uint8_t *data, size_t len);
bool IsDhtD1(const uint8_t *data, size_t len);
@@ -56,4 +67,4 @@ bool QUICExtractDCID(const uint8_t *data, size_t len, quic_cid_t *cid);
bool QUICDecryptInitial(const uint8_t *data, size_t data_len, uint8_t *clean, size_t *clean_len);
bool QUICDefragCrypto(const uint8_t *clean,size_t clean_len, uint8_t *defrag,size_t *defrag_len);
bool QUICExtractHostFromInitial(const uint8_t *data, size_t data_len, char *host, size_t len_host, bool *bDecryptOK, bool *bIsCryptoHello);
//bool QUICExtractHostFromInitial(const uint8_t *data, size_t data_len, char *host, size_t len_host, bool *bDecryptOK, bool *bIsCryptoHello);