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add teamspeak3 (voice only) probe

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Signed-off-by: Toni Uhlig <matzeton@googlemail.com>
This commit is contained in:
Toni Uhlig 2022-08-14 10:42:58 +02:00
parent 9d10989d55
commit 4cf3749e73
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GPG Key ID: 22C5333D922537D2
2 changed files with 11 additions and 1 deletions
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2
example.cfg
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@ -123,7 +123,7 @@ protocols:
udp_timeout: 20; # Time after which the "connection" is forgotten udp_timeout: 20; # Time after which the "connection" is forgotten
regex_patterns: [ "hello" ]; }, regex_patterns: [ "hello" ]; },
# Forward Teamspeak3 (Voice only) # Forward Teamspeak3 (Voice only)
{ name: "regex"; host: "localhost"; is_udp: true; port: "9987"; regex_patterns: [ "TS3INIT1" ]; }, { name: "teamspeak"; host: "localhost"; is_udp: true; port: "9987"; },
# Forward IETF QUIC-50 ("Q050" -> "\x51\x30\x35\x30") # Forward IETF QUIC-50 ("Q050" -> "\x51\x30\x35\x30")
# Remember that the regex needs to be adjusted for every supported QUIC version. # Remember that the regex needs to be adjusted for every supported QUIC version.
{ name: "regex"; host: "localhost"; is_udp: true; port: "4433"; regex_patterns: [ "\x51\x30\x35\x30" ]; }, { name: "regex"; host: "localhost"; is_udp: true; port: "4433"; regex_patterns: [ "\x51\x30\x35\x30" ]; },

10
probe.c
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@ -40,6 +40,7 @@ static int is_tls_protocol(const char *p, ssize_t len, struct sslhcfg_protocols_
static int is_adb_protocol(const char *p, ssize_t len, struct sslhcfg_protocols_item*); static int is_adb_protocol(const char *p, ssize_t len, struct sslhcfg_protocols_item*);
static int is_socks5_protocol(const char *p, ssize_t len, struct sslhcfg_protocols_item*); static int is_socks5_protocol(const char *p, ssize_t len, struct sslhcfg_protocols_item*);
static int is_syslog_protocol(const char *p, ssize_t len, struct sslhcfg_protocols_item*); static int is_syslog_protocol(const char *p, ssize_t len, struct sslhcfg_protocols_item*);
static int is_teamspeak_protocol(const char *p, ssize_t len, struct sslhcfg_protocols_item*);
static int is_true(const char *p, ssize_t len, struct sslhcfg_protocols_item* proto) { return 1; } static int is_true(const char *p, ssize_t len, struct sslhcfg_protocols_item* proto) { return 1; }
/* Table of protocols that have a built-in probe /* Table of protocols that have a built-in probe
@ -55,6 +56,7 @@ static struct protocol_probe_desc builtins[] = {
{ "adb", is_adb_protocol }, { "adb", is_adb_protocol },
{ "socks5", is_socks5_protocol }, { "socks5", is_socks5_protocol },
{ "syslog", is_syslog_protocol }, { "syslog", is_syslog_protocol },
{ "teamspeak", is_teamspeak_protocol },
{ "anyprot", is_true } { "anyprot", is_true }
}; };
@ -318,6 +320,14 @@ static int is_syslog_protocol(const char *p, ssize_t len, struct sslhcfg_protoco
return 0; return 0;
} }
static int is_teamspeak_protocol(const char *p, ssize_t len, struct sslhcfg_protocols_item* proto)
{
if (len < 8)
return PROBE_NEXT;
return !strncmp(p, "TS3INIT1", len);
}
static int regex_probe(const char *p, ssize_t len, struct sslhcfg_protocols_item* proto) static int regex_probe(const char *p, ssize_t len, struct sslhcfg_protocols_item* proto)
{ {
#ifdef ENABLE_REGEX #ifdef ENABLE_REGEX