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70 lines
1.9 KiB
C
70 lines
1.9 KiB
C
/* API for probe.c */
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#ifndef PROBE_H
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#define PROBE_H
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#include "common.h"
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#include "tls.h"
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#include "log.h"
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typedef enum {
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PROBE_NEXT, /* Enough data, probe failed -- it's some other protocol */
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PROBE_MATCH, /* Enough data, probe successful -- it's the current protocol */
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PROBE_AGAIN, /* Not enough data for this probe, try again with more data */
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} probe_result;
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struct sslhcfg_protocols_item;
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typedef int T_PROBE(const char*, ssize_t, struct sslhcfg_protocols_item*);
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struct protocol_probe_desc {
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const char* name;
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T_PROBE* probe;
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};
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#include "sslh-conf.h"
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/* Returns a pointer to the array of builtin protocols */
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struct protocol_probe_desc* get_builtins(void);
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/* Returns the number of builtin protocols */
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int get_num_builtins(void);
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/* Returns the probe for specified protocol */
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T_PROBE* get_probe(const char* description);
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/* Returns the head of the configured protocols */
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struct sslhcfg_protocols_item* get_first_protocol(void);
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/* Set the list of configured protocols */
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void set_protocol_list(struct sslhcfg_protocols_item*);
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/* probe_client_protocol
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*
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* Read the beginning of data coming from the client connection and check if
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* it's a known protocol. Then leave the data on the deferred
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* write buffer of the connection and returns a pointer to the protocol
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* structure
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*/
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int probe_client_protocol(struct connection *cnx);
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/* Probe on a buffer */
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int probe_buffer(char* buf, int len,
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struct sslhcfg_protocols_item** proto_in,
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int proto_len,
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struct sslhcfg_protocols_item** proto_out
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);
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/* set the protocol to connect to in case of timeout */
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void set_ontimeout(const char* name);
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/* timeout_protocol
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*
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* Returns the protocol to connect to in case of timeout
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*/
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struct sslhcfg_protocols_item* timeout_protocol(void);
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void hexdump(msg_info, const char*, unsigned int);
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#endif
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