Return to dgalloc.c CVS log

Up to [XINU] / xinu / sys

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

1.1       root        1: /* dgalloc.c - dgalloc */
                      2: 
                      3: #include <conf.h>
                      4: #include <kernel.h>
                      5: #include <network.h>
                      6: 
                      7: /*------------------------------------------------------------------------
                      8:  *  dgalloc  -  allocate a datagram psuedo device and return descriptor
                      9:  *------------------------------------------------------------------------
                     10:  */
                     11: dgalloc()
                     12: {
                     13:        struct  dgblk   *dgptr;
                     14:        int     i;
                     15:        PStype  ps;
                     16: 
                     17:        disable(ps);
                     18:        for (i=0 ; i<Ndg ; i++) {
                     19:                dgptr = &dgtab[i];
                     20:                if (dgptr->dg_state == DG_FREE) {
                     21:                        dgptr->dg_state = DG_USED;
                     22:                        restore(ps);
                     23:                        return(i);
                     24:                }
                     25:        }
                     26:        restore(ps);
                     27:        return(SYSERR);
                     28: }

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.