youtubeUnblock/tls.h

35 lines
902 B
C

#ifndef TLS_H
#define TLS_H
#include "types.h"
#include "utils.h"
/**
* Result of analyze_tls_data function
*/
struct tls_verdict {
int target_sni; /* google video hello packet */
int sni_offset; /* offset from start of tcp _payload_ */
int sni_target_offset; /* offset of target domain instead of entire sni */
int sni_target_len; /* offset of target domain instead of entire sni */
int sni_len;
};
/**
* Processes the packet and finds TLS Client Hello information inside it.
* data pointer points to start of TLS Message (TCP Payload)
*/
struct tls_verdict analyze_tls_data(const struct section_config_t *section, const uint8_t *data, uint32_t dlen);
/**
* Generates the fake client hello message
*/
int gen_fake_sni(struct fake_type type,
const void *iph, uint32_t iph_len,
const struct tcphdr *tcph, uint32_t tcph_len,
uint8_t *buf, uint32_t *buflen);
#endif /* TLS_H */