source: lib/rt_protocol.h @ 49babe0

#ifndef _RT_PROTOCOL_H
#define _RT_PROTOCOL_H

#include "libtrace.h"

#define CAPTURE_PORT 3434
#define COLLECTOR_PORT 3435

// Type field definitions
#define RT_HELLO        0       /* Connection accepted */
#define RT_DATA         1       /* Libtrace data packet */
#define RT_START        2       /* Request for data transmission to begin */
#define RT_ACK          3       /* Data acknowledgement */
#define RT_STATUS       4       /* Fifo status packet */
#define RT_DUCK         5       /* Dag duck info packet */
#define RT_END_DATA     6       /* Server is exiting message */
#define RT_CLOSE        7       /* Client is exiting message */
#define RT_DENY_CONN    8       /* Connection has been denied */
#define RT_PAUSE        9       /* Request server to suspend sending data */
#define RT_PAUSE_ACK    10      /* Server is paused message */
#define RT_OPTION       11      /* Option request */

// Format field definitions
#define RT_FORMAT_ERF           1
#define RT_FORMAT_PCAP          2
#define RT_FORMAT_WAG           3


// RT packet header
typedef struct rt_header {
        uint8_t type;
        uint16_t length;
} rt_header_t;

typedef struct rt_data {
        uint16_t format;
        char *data;
} rt_data_t;

typedef struct rt_hello {

} rt_hello_t;

typedef struct rt_start {

} rt_start_t;

typedef struct rt_ack {
        uint64_t timestamp;
} rt_ack_t;

typedef struct rt_status {
        tracefifo_state_t fifo_status;
} rt_status_t;

typedef struct rt_duck {
        //duckinf_t duck;
} rt_duck_t;

typedef struct rt_end_data {

} rt_end_data_t;

typedef struct rt_close {

} rt_close_t;


// Connection denied reasons
#define RT_DENY_WRAPPER         1
#define RT_DENY_FULL            2
#define RT_DENY_AUTH            3

typedef struct rt_deny_conn {
        uint8_t reason;
} rt_deny_conn_t;


typedef struct rt_pause {

} rt_pause_t;

typedef struct rt_pause_ack {

} rt_pause_ack_t;

typedef struct rt_option {

} rt_option_t;


char *rt_deny_reason(uint8_t reason) {
        char *string = 0;

        switch(reason) {
                case RT_DENY_WRAPPER:
                        string = "Rejected by TCP Wrappers";
                        break;
                case RT_DENY_FULL:
                        string = "Max connections reached on server";
                        break;
                case RT_DENY_AUTH:
                        string = "Authentication failed";
                        break;
                default:
                        string = "Unknown reason";
        }

        return string;
}

#endif