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Annotation of xinu/sys/nqalloc.c, revision 1.1.1.1

1.1       root        1: /* nqalloc.c - nqalloc */
                      2: 
                      3: #include <conf.h>
                      4: #include <kernel.h>
                      5: #include <proc.h>
                      6: #include <network.h>
                      7: 
                      8: /*------------------------------------------------------------------------
                      9:  *  nqalloc  -  allocate a network demultiplexing queue
                     10:  *------------------------------------------------------------------------
                     11:  */
                     12: nqalloc()
                     13: {
                     14:        int     i;
                     15:        struct  netq    *nqptr;
                     16:        PStype  ps;
                     17: 
                     18:        disable(ps);
                     19:        for (i=0 ; i<NETQS ; i++) {
                     20:                nqptr = &Net.netqs[i];
                     21:                if (!nqptr->valid) {
                     22:                        nqptr->valid = TRUE;
                     23:                        nqptr->uport = -1;
                     24:                        nqptr->pid = BADPID;
                     25:                        restore(ps);
                     26:                        return(i);
                     27:                }
                     28:        }
                     29:        restore(ps);
                     30:        return(SYSERR);
                     31: }

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