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Annotation of researchv10dc/cmd/oworm/scsi/capacity.c, revision 1.1.1.1

1.1       root        1: #include       "scsi.h"
                      2: 
                      3: s_capacity(drive, nb, bl)
                      4:        long *nb, *bl;
                      5: {
                      6:        struct scsi_i input;
                      7:        struct scsi_o output;
                      8:        long c, l;
                      9: 
                     10:        input.bus_id = scsi_id;
                     11:        input.cmd[0] = 0x25;
                     12:        input.cmd[1] = drive<<5;
                     13:        input.cmd[2] = 0;
                     14:        input.cmd[3] = 0;
                     15:        input.cmd[4] = 0;
                     16:        input.cmd[5] = 0;
                     17:        input.cmd[6] = 0;
                     18:        input.cmd[7] = 0;
                     19:        input.cmd[8] = 0;
                     20:        input.cmd[9] = 0;
                     21:        if(scsiio(&input, 0, &output, 8, "capacity") < 0)
                     22:                return(1);
                     23:        if(CHECK(output)){
                     24:                prcheck(1, &output);
                     25:                return(1);
                     26:        } else {
                     27:                c = ULONG((&output.data[0]));
                     28:                l = ULONG((&output.data[4]));
                     29:                if(V)
                     30:                        Fprint(1, "drive %d: capacity %dx%d (%uxx%ux)\n", drive,
                     31:                                c, l, c, l);
                     32:                if(bl) *bl = l;
                     33:                if(nb) *nb = c;
                     34:                return(0);
                     35:        }
                     36: }

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