1 | #include <fcntl.h> |
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2 | |
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3 | #include <netdb.h> |
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4 | #include <netinet/in.h> |
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5 | #include <netinet/tcp.h> |
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6 | |
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7 | #include <openssl/ssl.h> |
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8 | #include <openssl/err.h> |
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9 | #include <openssl/crypto.h> |
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10 | #include <openssl/x509.h> |
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11 | #include <openssl/pem.h> |
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12 | #include <openssl/bio.h> |
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13 | |
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14 | #include <pthread.h> |
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15 | |
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16 | #include <signal.h> |
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17 | #include <sys/types.h> |
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18 | #include <sys/socket.h> |
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19 | #include <string.h> |
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20 | #include <stdio.h> |
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21 | #include <stdlib.h> |
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22 | |
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23 | #include <unistd.h> |
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24 | |
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25 | /* define max clients per child */ |
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26 | #ifndef __CLIENTS__ |
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27 | #define __CLIENTS__ 100 |
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28 | #endif |
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29 | |
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30 | /* define max clients waiting in the queue for connect */ |
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31 | #ifndef __QUEUE_SIZE__ |
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32 | #define __QUEUE_SIZE__ 10 |
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33 | #endif |
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34 | |
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35 | /* __SOCKET_ERROR__ must be -1, don't change this */ |
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36 | #ifndef __SOCKET_ERROR__ |
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37 | #define __SOCKET_ERROR__ -1 |
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38 | #endif |
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39 | |
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40 | /* open port when this server is activated */ |
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41 | #ifndef __DEFAULT_OPEN_PORT__ |
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42 | #define __DEFAULT_OPEN_PORT__ 8888 |
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43 | #endif |
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44 | |
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45 | /* ip of jabber service */ |
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46 | #ifndef __DEFAULT_JABBER_PORT__ |
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47 | #define __DEFAULT_JABBER_PORT__ 5222 |
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48 | #endif |
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49 | |
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50 | /* port to connect on jabber service */ |
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51 | #ifndef __DEFAULT_JABBER_IP__ |
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52 | #define __DEFAULT_JABBER_IP__ "10.15.20.219" |
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53 | #endif |
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54 | |
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55 | /* the jabber's documentation recommends read the packages of socket with size of 4096 (2^12) KB */ |
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56 | #ifndef __BUFFER_SIZE__ |
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57 | #define __BUFFER_SIZE__ 4096 |
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58 | #endif |
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59 | |
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60 | #define MESSAGE "This is the message I'm sending back and forth" |
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61 | |
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62 | /* Make these what you want for certificate & key files */ |
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63 | #define CERT_FILE "mycert.pem" |
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64 | #define KEY_FILE "mycert.pem" |
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65 | |
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66 | /*Cipher list to be used*/ |
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67 | #define CIPHER_LIST "RC4-MD5" |
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68 | |
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69 | /*Trusted CAs location*/ |
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70 | #define CA_FILE CERT_FILE |
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71 | #define CA_DIR NULL |
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72 | |
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73 | /*Password for the key file*/ |
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74 | #define KEY_PASSWD "" |
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75 | |
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76 | #ifndef __CLEAR_SCREEN__ |
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77 | #define __CLEAR_SCREEN__ "clear" |
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78 | #endif |
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79 | |
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80 | /* 0 -> false; 1 -> true */ |
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81 | #ifndef __DEBUG__ |
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82 | #define __DEBUG__ 0 |
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83 | #endif |
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84 | |
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85 | struct client |
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86 | { |
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87 | int fd; |
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88 | struct sockaddr_in sockaddr; |
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89 | pthread_t thread; |
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90 | SSL * myssl; |
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91 | time_t last; |
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92 | struct client * next; |
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93 | }; |
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94 | |
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95 | void * handler(void *); |
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96 | |
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97 | void usage (void) |
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98 | { |
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99 | puts("usage: ./server <PORT>\n\n"); |
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100 | exit (-1); |
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101 | } |
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