[151] | 1 | #include "server.h" |
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| 2 | |
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| 3 | int main(int argc, char ** argv) |
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| 4 | { |
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| 5 | /* variables to parse arguments */ |
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| 6 | extern int optind, |
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| 7 | optopt; |
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| 8 | extern char * optarg; |
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| 9 | char * log_file; |
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| 10 | int c = (int)NULL, |
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| 11 | errflg = (int)NULL, |
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| 12 | verbose = (int)NULL; |
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| 13 | |
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| 14 | /* fd -> file descriptor */ |
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| 15 | int socket_server_fd = (int)NULL, |
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| 16 | socket_server_port = (int)NULL, |
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| 17 | socket_accept_fd = (int)NULL, |
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| 18 | sockaddr_in_size = sizeof(struct sockaddr_in), |
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| 19 | err = (int)NULL; |
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| 20 | |
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| 21 | /* Internet socket address stuct */ |
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| 22 | struct sockaddr_in server_addr, |
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| 23 | accept_addr; |
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| 24 | |
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| 25 | struct client * clients = (struct client *) NULL, |
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| 26 | * current = (struct client *) NULL; |
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| 27 | |
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| 28 | pthread_t threads; |
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| 29 | |
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| 30 | /* clear screen */ |
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| 31 | system(__CLEAR_SCREEN__); |
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| 32 | |
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| 33 | while ( (c = getopt(argc, argv, ":vp:")) != -1 ) |
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| 34 | { |
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| 35 | switch ( c ) |
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| 36 | { |
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| 37 | case 'p': |
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| 38 | if ( socket_server_port = strtol(optarg, 0, 10) == 0 ) |
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| 39 | { |
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| 40 | fprintf(stderr, "Option -%c requires a valid port and '%s' isn't valid\n", optopt, optarg); |
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| 41 | ++errflg; |
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| 42 | } |
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| 43 | break; |
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| 44 | case 'v': |
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| 45 | verbose = 1; |
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| 46 | break; |
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| 47 | case ':': |
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| 48 | /* -f or -o without operand */ |
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| 49 | fprintf(stderr, "Option -%c requires an operand\n", optopt); |
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| 50 | ++errflg; |
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| 51 | break; |
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| 52 | case '?': |
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| 53 | fprintf(stderr, "Unrecognized option: -%c\n", optopt); |
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| 54 | ++errflg; |
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| 55 | } |
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| 56 | } |
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| 57 | if ( errflg ) |
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| 58 | { |
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| 59 | fprintf(stderr, "usage: . . . \n\n"); |
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| 60 | exit(2); |
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| 61 | } |
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| 62 | //exit(0); |
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| 63 | |
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| 64 | /*if ( argc != 2 || (socket_server_port = strtol(argv[1], 0, 10)) == 0 ) |
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| 65 | usage();*/ |
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| 66 | |
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| 67 | /* make a socket */ |
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| 68 | socket_server_fd = socket(AF_INET, SOCK_STREAM, 0); |
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| 69 | if ( socket_server_fd == __SOCKET_ERROR__ ) |
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| 70 | { |
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| 71 | printf("\nCould not make a socket\n"); |
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| 72 | return 0; |
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| 73 | } |
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| 74 | |
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| 75 | bzero((char *) &server_addr, sockaddr_in_size); |
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| 76 | bzero((char *) &accept_addr, sockaddr_in_size); |
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| 77 | |
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| 78 | if ( !socket_server_port ) |
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| 79 | socket_server_port = __DEFAULT_OPEN_PORT__; |
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| 80 | |
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| 81 | /* fill address struct */ |
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| 82 | server_addr.sin_addr.s_addr = INADDR_ANY; |
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| 83 | server_addr.sin_port = htons(socket_server_port); |
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| 84 | server_addr.sin_family = AF_INET; |
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| 85 | bzero(&(server_addr.sin_zero), 8); |
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| 86 | |
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| 87 | if ( __DEBUG__ || verbose ) |
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| 88 | printf("\nBinding to port %d...\n", socket_server_port); |
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| 89 | |
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| 90 | /* bind to a port */ |
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| 91 | if ( bind(socket_server_fd, (struct sockaddr *)&(server_addr), sizeof(server_addr)) == __SOCKET_ERROR__ ) |
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| 92 | { |
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| 93 | printf("\nCould not connect to host\n"); |
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| 94 | exit(1); |
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| 95 | } |
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| 96 | |
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| 97 | /* get port number */ |
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| 98 | getsockname(socket_server_fd, (struct sockaddr *)&(server_addr), (socklen_t *) &(sockaddr_in_size)); |
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| 99 | if ( __DEBUG__ || verbose ) |
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| 100 | { |
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| 101 | printf("\nopened socket as fd (%d) on port (%d) for stream i/o\n", socket_server_fd, ntohs(server_addr.sin_port)); |
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| 102 | |
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| 103 | printf("Server\n\ |
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| 104 | sin_family = %d\n\ |
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| 105 | sin_addr.s_addr = %d\n\ |
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| 106 | sin_port = %d\n" |
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| 107 | , server_addr.sin_family |
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| 108 | , server_addr.sin_addr.s_addr |
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| 109 | , ntohs(server_addr.sin_port) |
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| 110 | ); |
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| 111 | printf("\nMaking a listen queue of %d elements", __QUEUE_SIZE__); |
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| 112 | } |
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| 113 | |
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| 114 | /* establish listen queue */ |
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| 115 | if ( listen(socket_server_fd, __QUEUE_SIZE__) == __SOCKET_ERROR__ ) |
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| 116 | { |
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| 117 | printf("\nCould not listen\n"); |
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| 118 | return 0; |
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| 119 | } |
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| 120 | |
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| 121 | for ( ; ; ) |
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| 122 | { |
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| 123 | if ( __DEBUG__ || verbose ) |
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| 124 | puts("\nWaiting for a connection\n"); |
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| 125 | |
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| 126 | /* get the connected socket */ |
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| 127 | socket_accept_fd = accept(socket_server_fd, (struct sockaddr *) &(accept_addr), (socklen_t *) &(sockaddr_in_size)); |
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| 128 | fcntl(socket_accept_fd, F_SETFL, fcntl(socket_accept_fd, F_GETFL, 0) | O_NDELAY); |
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| 129 | |
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| 130 | if ( socket_accept_fd > -1 ) |
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| 131 | { |
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| 132 | if ( clients == (struct client *) NULL ) |
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| 133 | current = clients; |
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| 134 | else |
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| 135 | while ( (current = clients->next) != (struct client *) NULL ); |
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| 136 | |
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| 137 | current = (struct client *) malloc(sizeof(struct client)); |
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| 138 | current->next = (struct client *) NULL; |
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| 139 | current->fd = socket_accept_fd; |
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| 140 | current->sockaddr = accept_addr; |
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| 141 | current->last = time(NULL); |
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| 142 | |
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| 143 | pthread_create(&(threads), NULL, handler, (void *) current); |
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| 144 | } |
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| 145 | puts("jah era #5"); |
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| 146 | } |
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| 147 | pthread_exit(NULL); |
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| 148 | } |
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| 149 | |
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| 150 | void * handler(void * pClient) |
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| 151 | { |
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| 152 | char pBuffer[__BUFFER_SIZE__]; |
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| 153 | struct client * client = (struct client *) pClient; |
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| 154 | int i = 0, err; |
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| 155 | time_t last; |
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| 156 | |
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| 157 | char ip[46]; |
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| 158 | unsigned short port; |
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| 159 | inet_ntop(AF_INET, &(client->sockaddr.sin_addr), ip, sizeof (ip)); |
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| 160 | port = ntohs(client->sockaddr.sin_port); |
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| 161 | printf("\nGot a connection from %s, port %hu\n", ip, port); |
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| 162 | //fcntl( client->fd, F_SETFL, fcntl( client->fd, F_GETFL ) & ~O_NONBLOCK ); |
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| 163 | //printf(":::client %d\n\n\n", fcntl( client->fd, F_GETFL, 0)); |
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| 164 | //printf(":::client %d\n\n\n", fcntl( client->fd, F_SETFL, fcntl( client->fd, F_GETFL ) & ~O_NONBLOCK )); |
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| 165 | /*---------------------------------------------------*/ |
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| 166 | |
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| 167 | int jabber_fd = (int)NULL, |
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| 168 | jabber_port = (int)NULL, |
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| 169 | jabber_error = (int)NULL; |
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| 170 | |
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| 171 | struct sockaddr_in jabber_addr; |
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| 172 | |
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| 173 | jabber_port = __DEFAULT_JABBER_PORT__; |
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| 174 | //jabber_port = strtol(__DEFAULT_JABBER_PORT__, 0, 10); |
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| 175 | jabber_fd = socket(AF_INET, SOCK_STREAM, 0); |
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| 176 | fcntl(jabber_fd, F_SETFL, fcntl(jabber_fd, F_GETFL, 0) | O_NDELAY); |
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| 177 | |
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| 178 | jabber_addr.sin_family = AF_INET; |
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| 179 | inet_aton(__DEFAULT_JABBER_IP__, &jabber_addr.sin_addr); |
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| 180 | jabber_addr.sin_port = htons(jabber_port); |
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| 181 | |
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| 182 | jabber_error = connect(jabber_fd, (struct sockaddr *) &(jabber_addr), sizeof(jabber_addr)); |
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| 183 | |
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| 184 | last = time(NULL); |
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| 185 | //while ( (time(NULL) - last) < 60 ) |
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| 186 | //{ |
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| 187 | /* read from client */ |
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| 188 | // read(client->fd, pBuffer, __BUFFER_SIZE__); |
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| 189 | // printf("\n\n--------\n\nread from client:\n%s\n\n------------\n\n", pBuffer); |
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| 190 | /* write in the jabber service */ |
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| 191 | // write(jabber_fd, pBuffer, strlen(pBuffer)); |
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| 192 | // sleep(1); |
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| 193 | /* read from jabber service */ |
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| 194 | // read(jabber_fd, pBuffer, __BUFFER_SIZE__); |
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| 195 | // printf("\n\n--------\n\nread from jabber:\n%s\n\n------------\n\n", pBuffer); |
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| 196 | /* write in the client */ |
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| 197 | // write(client->fd, pBuffer, strlen(pBuffer)); |
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| 198 | //} |
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| 199 | |
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| 200 | int optval = 1; |
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| 201 | socklen_t optlen = sizeof(optval); |
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| 202 | if ( setsockopt(client->fd, SOL_SOCKET, SO_KEEPALIVE, &(optval), optlen ) ) |
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| 203 | { |
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| 204 | puts("asdgsdfgsdfg"); |
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| 205 | exit(1); |
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| 206 | } |
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| 207 | |
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| 208 | int retval, ttlval, rbuf, len; |
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| 209 | while ( (time(NULL) - last) < 20 ) |
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| 210 | { |
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| 211 | printf("\n\n#################\n%d\n", getsockopt(client->fd, SOL_SOCKET, SO_KEEPALIVE, &optval, NULL)); |
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| 212 | printf("%d\n#######################\n\n", optval ); |
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| 213 | bzero(pBuffer, __BUFFER_SIZE__); |
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| 214 | /* read from client */ |
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| 215 | printf("\n\n--------\nread from client...\n"); |
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| 216 | printf("error: %d\n", read(client->fd, pBuffer, __BUFFER_SIZE__)); |
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| 217 | printf("read from client:\n%s\n\n------------\n\n", pBuffer); |
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| 218 | |
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| 219 | /* write in the jabber service */ |
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| 220 | printf("write in the jabber...\n"); |
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| 221 | //write(jabber_fd, pBuffer, strlen(pBuffer)); |
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| 222 | printf("send to jabber %d", sendto(jabber_fd, pBuffer, strlen(pBuffer), MSG_CONFIRM, 0,0)); |
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| 223 | |
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| 224 | //while ( (time(NULL) - last) < 5 ); |
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| 225 | |
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| 226 | bzero(pBuffer, __BUFFER_SIZE__); |
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| 227 | /* read from jabber service */ |
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| 228 | printf("\n\n--------\nread from jabber...\n"); |
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| 229 | printf("error: %d\n", read(jabber_fd, pBuffer, __BUFFER_SIZE__)); |
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| 230 | printf("read from jabber:\n%s\n\n------------\n\n", pBuffer); |
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| 231 | |
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| 232 | /* write in the client */ |
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| 233 | printf("write in the client...\n"); |
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| 234 | write(client->fd, pBuffer, strlen(pBuffer)); |
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| 235 | |
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| 236 | //printf("buffer limpo: %s\n\n----------------\n\n", pBuffer); |
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| 237 | sleep(1); |
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| 238 | } |
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| 239 | |
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| 240 | if ( close(jabber_fd) == __SOCKET_ERROR__ ) |
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| 241 | { |
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| 242 | printf("\nCould not close jabber socket\n"); |
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| 243 | return 0; |
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| 244 | } |
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| 245 | /*---------------------------------------------------*/ |
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| 246 | if ( close(client->fd) == __SOCKET_ERROR__ ) |
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| 247 | { |
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| 248 | printf("\nCould not close socket\n"); |
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| 249 | return 0; |
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| 250 | } |
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| 251 | |
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| 252 | fflush(stdin); |
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| 253 | fflush(stdout); |
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| 254 | free(client); |
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| 255 | pthread_exit(NULL); |
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| 256 | } |
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