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Annotation of xinu/sys/TEST/test.c.pshell, revision 1.1

1.1     ! root        1: /* test.c - main */
        !             2: 
        !             3: #include <conf.h>
        !             4: #include <kernel.h>
        !             5: #include <network.h>
        !             6: 
        !             7: /*------------------------------------------------------------------------
        !             8:  *  main  --  run UDP echo server and Xinu pseudo-shell
        !             9:  *------------------------------------------------------------------------
        !            10:  */
        !            11: main()
        !            12: {
        !            13:        int     eserver();
        !            14:        Bool    first;
        !            15: 
        !            16:        /* start UDP echo server */
        !            17: 
        !            18:        resume( create(eserver, 400, 30, "UDPecho", 0) );
        !            19: 
        !            20:        for (first=TRUE ; TRUE ; first=FALSE) {
        !            21:                pshell(first);
        !            22:        }
        !            23: }
        !            24: 
        !            25: static struct  xgram   buff;   /* Here because the stack is small */
        !            26: 
        !            27: /*------------------------------------------------------------------------
        !            28:  *  eserver  -  implement UDP echo server that runs in background
        !            29:  *------------------------------------------------------------------------
        !            30:  */
        !            31: eserver()
        !            32: {
        !            33:        int     echodev;
        !            34:        int     len;
        !            35: 
        !            36:        echodev = open(NETWORK, ANYFPORT, UECHO);
        !            37: 
        !            38:        while (TRUE) {
        !            39:                len = read(echodev, &buff, sizeof(struct xgram));
        !            40:                if (len == SYSERR)
        !            41:                        continue;
        !            42:                write(echodev, &buff, len);
        !            43:        }
        !            44: }
        !            45: 
        !            46: /*------------------------------------------------------------------------
        !            47:  *  dumpit  -  really just to add dump routines to memory image for debug
        !            48:  *------------------------------------------------------------------------
        !            49:  */
        !            50: dumpit()
        !            51: {
        !            52: /*T*/
        !            53:        prdump();
        !            54:        rfdump();
        !            55:        dgdump();
        !            56:        adump();
        !            57: /*T*/
        !            58: }

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