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Annotation of researchv9/sys/h/inet/udp_user.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * things users need to know to talk to /dev/udp*
                      3:  * open a free udp device, write a udpuser struct on it,
                      4:  * then wait for a udpreply.
                      5:  */
                      6: 
                      7: /* the following is defined in kernel .h's */
                      8: #ifndef KERNEL
                      9: #include <sys/inet/in.h>
                     10: #include <sys/inet/udp.h>
                     11: #endif
                     12: 
                     13: struct udpuser{
                     14:        int cmd;
                     15:        int sport, dport;
                     16:        in_addr dst;
                     17: };
                     18: #define UDPC_LISTEN    1
                     19: #define UDPC_CONNECT   2
                     20: #define UDPC_DATAGRAM  3
                     21: 
                     22: struct udpreply{
                     23:        int reply;
                     24:        /* for listen: */
                     25:        int dport;
                     26:        in_addr dst;
                     27:        int udpdev;     /* minor device # */
                     28: };
                     29: #define UDPR_OK                1
                     30: #define UDPR_SORRY     2
                     31: 
                     32: struct udpaddr{
                     33:        in_addr host;
                     34:        int port;
                     35: };

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