tdirread.c - plan9port - [fork] Plan 9 from user space
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       ---
       tdirread.c (623B)
       ---
            1 #include <u.h>
            2 #include <libc.h>
            3 #include <fcall.h>
            4 #include <thread.h>
            5 #include <9p.h>
            6 
            7 void
            8 dirread9p(Req *r, Dirgen *gen, void *aux)
            9 {
           10         int start;
           11         uchar *p, *ep;
           12         uint rv;
           13         Dir d;
           14 
           15         if(r->ifcall.offset == 0)
           16                 start = 0;
           17         else
           18                 start = r->fid->dirindex;
           19 
           20         p = (uchar*)r->ofcall.data;
           21         ep = p+r->ifcall.count;
           22 
           23         while(p < ep){
           24                 memset(&d, 0, sizeof d);
           25                 if((*gen)(start, &d, aux) < 0)
           26                         break;
           27                 rv = convD2M(&d, p, ep-p);
           28                 free(d.name);
           29                 free(d.muid);
           30                 free(d.uid);
           31                 free(d.gid);
           32                 if(rv <= BIT16SZ)
           33                         break;
           34                 p += rv;
           35                 start++;
           36         }
           37         r->fid->dirindex = start;
           38         r->ofcall.count = p - (uchar*)r->ofcall.data;
           39 }