50 lines
952 B
C
50 lines
952 B
C
#pragma once
|
|
|
|
#define EXTENSION_COUNT_MAX 128
|
|
#define CIPHER_SUITE_COUNT_MAX 256
|
|
|
|
struct cipher_suite
|
|
{
|
|
uint16_t value;
|
|
const char* name;
|
|
};
|
|
|
|
struct tls_extension{
|
|
int value;
|
|
const char* name;
|
|
};
|
|
|
|
enum chello_parse_result
|
|
{
|
|
CHELLO_PARSE_SUCCESS = 0,
|
|
CHELLO_PARSE_INVALID_FORMAT = -1,
|
|
CHELLO_PARSE_NOT_ENOUGH_BUFF = -2
|
|
};
|
|
|
|
struct ssl_version
|
|
{
|
|
uint8_t minor;
|
|
uint8_t major;
|
|
uint16_t ossl_format;
|
|
char str_format[STRING_MAX];
|
|
};
|
|
|
|
struct ssl_chello
|
|
{
|
|
struct ssl_version min_version;
|
|
struct ssl_version max_version;
|
|
int cipher_suites_count;
|
|
int extension_count;
|
|
int cipher_suite_list[CIPHER_SUITE_COUNT_MAX];
|
|
int extension_list[EXTENSION_COUNT_MAX];
|
|
char sni[STRING_MAX];
|
|
char alpn[STRING_MAX];
|
|
};
|
|
|
|
struct ssl_version_map{
|
|
int value;
|
|
const char *name;
|
|
};
|
|
|
|
void ssl_chello_parse(struct ssl_chello* _chello, const unsigned char* buff, size_t buff_len, enum chello_parse_result* result);
|
|
void ssl_chello_free(struct ssl_chello* chello); |