index.h

Go to the documentation of this file.

/* Copyright (C) 1998 Oregon Graduate Institute of Science & Technology
 * 
 * See the file COPYRIGHT, which should have been supplied with this
 * package, for licensing details.  We may be contacted through email
 * at <quasar-help@cse.ogi.edu>.
 */

#ifndef INDEX_H
#define INDEX_H

#include <sys/types.h>

typedef struct {
    size_t pos;
    size_t len;
    unsigned int flags;
} idx_data;

#define FFV             0x10000000
#define FFC_MASK        0x0e000000
#define FFC_SHIFT                       25
#define FBV             0x01000000
#define BFC_MASK        0x00e00000
#define BFC_SHIFT                       21
#define TEMP_REF_MASK   0x001ff800
#define TEMP_REF_SHIFT                  11
#define PIC_TYPE_MASK   0x00000700
#define PIC_TYPE_SHIFT                  8
#define CHUNK_CODE_MASK 0x000000ff
#define CHUNK_CODE_SHIFT                0

#define MOT_VEC_MASK    (FFV | FFC_MASK | FBV | BFC_MASK)
#define MOT_VEC_SHIFT                   BFC_SHIFT

#define IDX(type, x)    (((x) << type##_SHIFT) & type##_MASK)
#define UNIDX(type, x)  (((x) & type##_MASK) >> type##_SHIFT)

#endif /* INDEX_H */

---