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Annotation of researchv10dc/cmd/worm/oscsi/generic/sense.c, revision 1.1

1.1     ! root        1: #include       <stdio.h>
        !             2: #include       "../scsi.h"
        !             3: #include       "../scsish.h"
        !             4: #include       "fns.h"
        !             5: 
        !             6: int
        !             7: gen_sense(int niargs, int *iargs, int ncargs, char **cargs, char *err)
        !             8: {
        !             9:        struct scsi_cmd cmd;
        !            10:        struct scsi_return ret;
        !            11:        int n;
        !            12: 
        !            13: #pragma ref ncargs
        !            14: #pragma ref cargs
        !            15: 
        !            16:        if(niargs == 0)
        !            17:                iargs[0] = 0;
        !            18:        set6(cmd, 0x03, iargs[0]<<5, 0, 0, 4, 0);
        !            19:        if(n = s_io(0, &cmd, 0, &ret, 4, err))
        !            20:                return(n);
        !            21:        printf("sense(%d,%d): ", s_id, iargs[0]);
        !            22:        if((ret.data[0]&0x7F) == 0)
        !            23:                printf("no error\n");
        !            24:        else {
        !            25:                printf("error class=0x%x, code=0x%x, sense=0x%x",
        !            26:                        (ret.data[0]>>4)&7, ret.data[0]&0xF, ret.data[2]&0xF);
        !            27:                if(ret.data[0]&0x80)
        !            28:                        printf(", addr=0x%x", ret.data[3]+256L*ret.data[2]+256L*256*ret.data[1]);
        !            29:                printf("\n");
        !            30:        }
        !            31:        return(0);
        !            32: }
        !            33: 
        !            34: static char *exstab[16] =
        !            35: {
        !            36:        "no sense",
        !            37:        "recovered error",
        !            38:        "not ready",
        !            39:        "medium error",
        !            40:        "hardware error",
        !            41:        "illegal request",
        !            42:        "unit attention",
        !            43:        "data protect",
        !            44:        "blank check",
        !            45:        "vendor specific (#9)",
        !            46:        "copy aborted",
        !            47:        "aborted command",
        !            48:        "equal",
        !            49:        "volume overflow",
        !            50:        "miscompare",
        !            51:        "reserved (#f)",
        !            52: };
        !            53: 
        !            54: void
        !            55: gen_extsense(uchar *data, char *dest, int ndata)
        !            56: {
        !            57:        int class;
        !            58: 
        !            59:        class = (data[0]>>4)&7;
        !            60:        if(class == 7){
        !            61:                if(data[0]&0x80)
        !            62:                        sprintf(dest, "extended sense: %s info=#%2.2x#%2.2x#%2.2x#%2.2x", exstab[data[2]&0xF], data[3], data[4], data[5], data[6]);
        !            63:                else
        !            64:                        sprintf(dest, "extended sense: %s", exstab[data[2]&0xF]);
        !            65:        } else {
        !            66:                sprintf(dest, "sense: class=#%x, code=#%x", class, data[0]&0xF);
        !            67:        }
        !            68: }

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