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34 lines
1.9 KiB
C
34 lines
1.9 KiB
C
#pragma once
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#include <stddef.h>
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#include <stdint.h>
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#include <stdbool.h>
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extern const char *http_methods[9];
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const char *HttpMethod(const uint8_t *data, size_t len);
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bool IsHttp(const uint8_t *data, size_t len);
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bool HttpFindHost(uint8_t **pHost,uint8_t *buf,size_t bs);
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bool HttpFindHostConst(const uint8_t **pHost,const uint8_t *buf,size_t bs);
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// header must be passed like this : "\nHost:"
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bool HttpExtractHeader(const uint8_t *data, size_t len, const char *header, char *buf, size_t len_buf);
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bool HttpExtractHost(const uint8_t *data, size_t len, char *host, size_t len_host);
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bool IsHttpReply(const uint8_t *data, size_t len);
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const char *HttpFind2ndLevelDomain(const char *host);
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// must be pre-checked by IsHttpReply
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int HttpReplyCode(const uint8_t *data, size_t len);
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// must be pre-checked by IsHttpReply
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bool HttpReplyLooksLikeDPIRedirect(const uint8_t *data, size_t len, const char *host);
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enum httpreqpos { httpreqpos_none = 0, httpreqpos_method, httpreqpos_host, httpreqpos_pos };
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size_t HttpPos(enum httpreqpos tpos_type, size_t hpos_pos, const uint8_t *http, size_t sz);
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uint16_t TLSRecordDataLen(const uint8_t *data);
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size_t TLSRecordLen(const uint8_t *data);
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bool IsTLSRecordFull(const uint8_t *data, size_t len);
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bool IsTLSClientHello(const uint8_t *data, size_t len, bool bPartialIsOK);
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bool TLSFindExt(const uint8_t *data, size_t len, uint16_t type, const uint8_t **ext, size_t *len_ext, bool bPartialIsOK);
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bool TLSFindExtInHandshake(const uint8_t *data, size_t len, uint16_t type, const uint8_t **ext, size_t *len_ext, bool bPartialIsOK);
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bool TLSHelloExtractHost(const uint8_t *data, size_t len, char *host, size_t len_host, bool bPartialIsOK);
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bool TLSHelloExtractHostFromHandshake(const uint8_t *data, size_t len, char *host, size_t len_host, bool bPartialIsOK);
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enum tlspos { tlspos_none = 0, tlspos_sni, tlspos_sniext, tlspos_snisld, tlspos_pos };
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size_t TLSPos(enum tlspos tpos_type, size_t tpos_pos, const uint8_t *tls, size_t sz, uint8_t type);
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