/*
 *
 */

 #define PATTERN_NULL		0
 #define PATTERN_UNIQUE		1
 #define PATTERN_TAG		2
 #define PATTERN_WORD		3
 #define PATTERN_FAST		4
 #define PATTERN_BYTE		5

 struct PAT_OBJ
 {
  int   scsi_id;
  U32   blk_num;
  U16   num_blks;
  long  num_bytes;
  long  tag;
  };

 char *buf_get(long);
 void  buf_fill(char *,long,long);
 FLAG  buf_pattern(char cmd,char *buf,int pattern,struct PAT_OBJ *pat);