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Annotation of 42BSD/ucb/talk/ctl.h, revision 1.1

1.1     ! root        1: /* $Header: ctl.h 1.4 83/03/28 20:46:27 moore Exp $ */
        !             2: 
        !             3: /* ctl.h describes the structure that talk and talkd pass back
        !             4:    and forth
        !             5:  */
        !             6: 
        !             7: #include <sys/types.h>
        !             8: #include <sys/socket.h>
        !             9: #include <netinet/in.h>
        !            10: #include <netdb.h>
        !            11: 
        !            12: #define NAME_SIZE 9
        !            13: #define TTY_SIZE 16
        !            14: #define HOST_NAME_LENGTH 256
        !            15: 
        !            16: #define MAX_LIFE 60 /* maximum time an invitation is saved by the
        !            17:                         talk daemons */
        !            18: #define RING_WAIT 30  /* time to wait before refreshing invitation 
        !            19:                         should be 10's of seconds less than MAX_LIFE */
        !            20: 
        !            21:     /* the values for type */
        !            22: 
        !            23: #define LEAVE_INVITE 0
        !            24: #define LOOK_UP 1
        !            25: #define DELETE 2
        !            26: #define ANNOUNCE 3
        !            27: 
        !            28:     /* the values for answer */
        !            29: 
        !            30: #define SUCCESS 0
        !            31: #define NOT_HERE 1
        !            32: #define FAILED 2
        !            33: #define MACHINE_UNKNOWN 3
        !            34: #define PERMISSION_DENIED 4
        !            35: #define UNKNOWN_REQUEST 5
        !            36: 
        !            37: typedef struct ctl_response CTL_RESPONSE;
        !            38: 
        !            39: struct ctl_response {
        !            40:     char type;
        !            41:     char answer;
        !            42:     int id_num;
        !            43:     struct sockaddr_in addr;
        !            44: };
        !            45: 
        !            46: typedef struct ctl_msg CTL_MSG;
        !            47: 
        !            48: struct ctl_msg {
        !            49:     char type;
        !            50:     char l_name[NAME_SIZE];
        !            51:     char r_name[NAME_SIZE];
        !            52:     int id_num;
        !            53:     int pid;
        !            54:     char r_tty[TTY_SIZE];
        !            55:     struct sockaddr_in addr;
        !            56:     struct sockaddr_in ctl_addr;
        !            57: };

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