1 | #ifndef _RT_PROTOCOL_H |
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2 | #define _RT_PROTOCOL_H |
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3 | |
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4 | #include "libtrace.h" |
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5 | |
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6 | #define CAPTURE_PORT 3434 |
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7 | #define COLLECTOR_PORT 3435 |
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8 | |
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9 | // Type field definitions |
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10 | #define RT_HELLO 0 /* Connection accepted */ |
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11 | #define RT_DATA 1 /* Libtrace data packet */ |
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12 | #define RT_START 2 /* Request for data transmission to begin */ |
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13 | #define RT_ACK 3 /* Data acknowledgement */ |
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14 | #define RT_STATUS 4 /* Fifo status packet */ |
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15 | #define RT_DUCK 5 /* Dag duck info packet */ |
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16 | #define RT_END_DATA 6 /* Server is exiting message */ |
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17 | #define RT_CLOSE 7 /* Client is exiting message */ |
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18 | #define RT_DENY_CONN 8 /* Connection has been denied */ |
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19 | #define RT_PAUSE 9 /* Request server to suspend sending data */ |
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20 | #define RT_PAUSE_ACK 10 /* Server is paused message */ |
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21 | #define RT_OPTION 11 /* Option request */ |
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22 | |
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23 | // Format field definitions |
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24 | #define RT_FORMAT_ERF 1 |
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25 | #define RT_FORMAT_PCAP 2 |
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26 | #define RT_FORMAT_WAG 3 |
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27 | |
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28 | |
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29 | // RT packet header |
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30 | typedef struct rt_header { |
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31 | uint8_t type; |
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32 | uint16_t length; |
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33 | } rt_header_t; |
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34 | |
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35 | typedef struct rt_data { |
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36 | uint16_t format; |
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37 | char *data; |
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38 | } rt_data_t; |
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39 | |
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40 | typedef struct rt_hello { |
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41 | |
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42 | } rt_hello_t; |
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43 | |
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44 | typedef struct rt_start { |
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45 | |
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46 | } rt_start_t; |
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47 | |
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48 | typedef struct rt_ack { |
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49 | uint64_t timestamp; |
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50 | } rt_ack_t; |
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51 | |
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52 | typedef struct rt_status { |
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53 | tracefifo_state_t fifo_status; |
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54 | } rt_status_t; |
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55 | |
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56 | typedef struct rt_duck { |
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57 | //duckinf_t duck; |
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58 | } rt_duck_t; |
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59 | |
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60 | typedef struct rt_end_data { |
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61 | |
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62 | } rt_end_data_t; |
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63 | |
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64 | typedef struct rt_close { |
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65 | |
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66 | } rt_close_t; |
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67 | |
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68 | |
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69 | // Connection denied reasons |
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70 | #define RT_DENY_WRAPPER 1 |
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71 | #define RT_DENY_FULL 2 |
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72 | #define RT_DENY_AUTH 3 |
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73 | |
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74 | typedef struct rt_deny_conn { |
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75 | uint8_t reason; |
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76 | } rt_deny_conn_t; |
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77 | |
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78 | |
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79 | typedef struct rt_pause { |
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80 | |
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81 | } rt_pause_t; |
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82 | |
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83 | typedef struct rt_pause_ack { |
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84 | |
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85 | } rt_pause_ack_t; |
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86 | |
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87 | typedef struct rt_option { |
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88 | |
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89 | } rt_option_t; |
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90 | |
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91 | |
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92 | char *rt_deny_reason(uint8_t reason) { |
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93 | char *string = 0; |
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94 | |
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95 | switch(reason) { |
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96 | case RT_DENY_WRAPPER: |
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97 | string = "Rejected by TCP Wrappers"; |
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98 | break; |
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99 | case RT_DENY_FULL: |
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100 | string = "Max connections reached on server"; |
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101 | break; |
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102 | case RT_DENY_AUTH: |
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103 | string = "Authentication failed"; |
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104 | break; |
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105 | default: |
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106 | string = "Unknown reason"; |
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107 | } |
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108 | |
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109 | return string; |
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110 | } |
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111 | |
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112 | #endif |
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