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sslh
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Code Issues Releases Wiki Activity

Enable the PROBE_AGAIN return code

This commit is contained in:
Ondřej Kuzník 2013-09-23 23:30:35 +01:00 committed by Yves Rutschle
parent dbafd6510d
commit bcad6fbade
1 changed files with 6 additions and 6 deletions
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12
probe.c
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@ -126,7 +126,7 @@ void hexdump(const char *mem, unsigned int len)
static int is_ssh_protocol(const char *p, int len, struct proto *proto)
{
if (len < 4)
return PROBE_NEXT;
return PROBE_AGAIN;
return !strncmp(p, "SSH-", 4);
}
@ -146,7 +146,7 @@ static int is_openvpn_protocol (const char*p,int len, struct proto *proto)
int packet_len;
if (len < 2)
return PROBE_NEXT;
return PROBE_AGAIN;
packet_len = ntohs(*(uint16_t*)p);
return packet_len == len - 2;
@ -158,7 +158,7 @@ static int is_openvpn_protocol (const char*p,int len, struct proto *proto)
static int is_tinc_protocol( const char *p, int len, struct proto *proto)
{
if (len < 2)
return PROBE_NEXT;
return PROBE_AGAIN;
return !strncmp(p, "0 ", 2);
}
@ -170,7 +170,7 @@ static int is_tinc_protocol( const char *p, int len, struct proto *proto)
static int is_xmpp_protocol( const char *p, int len, struct proto *proto)
{
if (len < 6)
return PROBE_NEXT;
return PROBE_AGAIN;
return memmem(p, len, "jabber", 6) ? 1 : 0;
}
@ -178,7 +178,7 @@ static int is_xmpp_protocol( const char *p, int len, struct proto *proto)
static int probe_http_method(const char *p, int len, const char *opt)
{
if (len < strlen(opt))
return PROBE_NEXT;
return PROBE_AGAIN;
return !strncmp(p, opt, len);
}
@ -212,7 +212,7 @@ static int is_http_protocol(const char *p, int len, struct proto *proto)
static int is_tls_protocol(const char *p, int len, struct proto *proto)
{
if (len < 3)
return PROBE_NEXT;
return PROBE_AGAIN;
/* TLS packet starts with a record "Hello" (0x16), followed by version
* (0x03 0x00-0x03) (RFC6101 A.1)