newexe.h

用于查询PC机上的USB端口是否有设备挂接上

 *         r                            Segment has relocations
 *          e                           Execute/read only
 *           p                          Preload segment
 *            P                         Pure segment
 *             m                        Movable segment
 *              i                       Iterated segment
 *               ttt                    Segment type
 */
#define NSTYPE          0x0007          /* Segment type mask */
#define NSCODE          0x0000          /* Code segment */
#define NSDATA          0x0001          /* Data segment */
#define NSITER          0x0008          /* Iterated segment flag */
#define NSMOVE          0x0010          /* Movable segment flag */
#define NSPURE          0x0020          /* Pure segment flag */
#define NSPRELOAD       0x0040          /* Preload segment flag */
#define NSEXRD          0x0080          /* Execute-only (code segment), or
                                        *  read-only (data segment)
                                        */
#define NSRELOC         0x0100          /* Segment has relocations */
#define NSDEBUG         0x0200          /* Segment has debug info */
#define NSDPL           0x0C00          /* 286 DPL bits */
#define NSDISCARD       0x1000          /* Discard bit for segment */

#define NSALIGN 9       /* Segment data aligned on 512 byte boundaries */

struct new_segdata                      /* Segment data */
  {
    union
      {
        struct
          {
            unsigned short      ns_niter;       /* number of iterations */
            unsigned short      ns_nbytes;      /* number of bytes */
            char                ns_iterdata;    /* iterated data bytes */
          } ns_iter;
        struct
          {
            char                ns_data;        /* data bytes */
          } ns_noniter;
      } ns_union;
  };

struct new_rlcinfo                      /* Relocation info */
  {
    unsigned short      nr_nreloc;      /* number of relocation items that */
  };                                    /* follow */

struct new_rlc                          /* Relocation item */
  {
    char                nr_stype;       /* Source type */
    char                nr_flags;       /* Flag byte */
    unsigned short      nr_soff;        /* Source offset */
    union
      {
        struct
          {
            char        nr_segno;       /* Target segment number */
            char        nr_res;         /* Reserved */
            unsigned short nr_entry;    /* Target Entry Table offset */
          }             nr_intref;      /* Internal reference */
        struct
          {
            unsigned short nr_mod;      /* Index into Module Reference Table */
            unsigned short nr_proc;     /* Procedure ordinal or name offset */
          }             nr_import;      /* Import */
      }                 nr_union;       /* Union */
  };

#define NR_STYPE(x)     (x).nr_stype
#define NR_FLAGS(x)     (x).nr_flags
#define NR_SOFF(x)      (x).nr_soff
#define NR_SEGNO(x)     (x).nr_union.nr_intref.nr_segno
#define NR_RES(x)       (x).nr_union.nr_intref.nr_res
#define NR_ENTRY(x)     (x).nr_union.nr_intref.nr_entry
#define NR_MOD(x)       (x).nr_union.nr_import.nr_mod
#define NR_PROC(x)      (x).nr_union.nr_import.nr_proc

/*
 *  Format of NR_STYPE(x):
 *
 *  xxxxx                               Unused
 *       sss                            Source type
 */
#define NRSTYP          0x07            /* Source type mask */
#define NRSSEG          0x02            /* 16-bit segment */
#define NRSPTR          0x03            /* 32-bit pointer */
#define NRSOFF          0x05            /* 16-bit offset */

/*
 *  Format of NR_FLAGS(x):
 *
 *  xxxxx                               Unused
 *       a                              Additive fixup
 *        rr                            Reference type
 */
#define NRADD           0x04            /* Additive fixup */
#define NRRTYP          0x03            /* Reference type mask */
#define NRRINT          0x00            /* Internal reference */
#define NRRORD          0x01            /* Import by ordinal */
#define NRRNAM          0x02            /* Import by name */
#define OSFIXUP 	0x03		/* Floating point fixup */


/* Resource type or name string */
struct rsrc_string
    {
    char rs_len;            /* number of bytes in string */
    char rs_string[ 1 ];    /* text of string */
    };

#define RS_LEN( x )    (x).rs_len
#define RS_STRING( x ) (x).rs_string

/* Resource type information block */
struct rsrc_typeinfo
    {
    unsigned short rt_id;
    unsigned short rt_nres;
    long rt_proc;
    };

#define RT_ID( x )   (x).rt_id
#define RT_NRES( x ) (x).rt_nres
#define RT_PROC( x ) (x).rt_proc

/* Resource name information block */
struct rsrc_nameinfo
    {
    /* The following two fields must be shifted left by the value of  */
    /* the rs_align field to compute their actual value.  This allows */
    /* resources to be larger than 64k, but they do not need to be    */
    /* aligned on 512 byte boundaries, the way segments are           */
    unsigned short rn_offset;   /* file offset to resource data */
    unsigned short rn_length;   /* length of resource data */
    unsigned short rn_flags;    /* resource flags */
    unsigned short rn_id;       /* resource name id */
    unsigned short rn_handle;   /* If loaded, then global handle */
    unsigned short rn_usage;    /* Initially zero.  Number of times */
                                /* the handle for this resource has */
                                /* been given out */
    };

#define RN_OFFSET( x ) (x).rn_offset
#define RN_LENGTH( x ) (x).rn_length
#define RN_FLAGS( x )  (x).rn_flags
#define RN_ID( x )     (x).rn_id
#define RN_HANDLE( x ) (x).rn_handle
#define RN_USAGE( x )  (x).rn_usage

#define RSORDID     0x8000      /* if high bit of ID set then integer id */
                                /* otherwise ID is offset of string from
                                   the beginning of the resource table */

                                /* Ideally these are the same as the */
                                /* corresponding segment flags */
#define RNMOVE      0x0010      /* Moveable resource */
#define RNPURE      0x0020      /* Pure (read-only) resource */
#define RNPRELOAD   0x0040      /* Preloaded resource */
#define RNDISCARD   0x1000      /* Discard bit for resource */

#define RNLOADED    0x0004      /* True if handler proc return handle */

#define RNCOMPR     0x0200	/* Resource is compressed in ROM */

/* Resource table */
struct new_rsrc
    {
    unsigned short rs_align;    /* alignment shift count for resources */
    struct rsrc_typeinfo rs_typeinfo;
    };

#define RS_ALIGN( x ) (x).rs_align

/* Target operating systems:  Possible values of ne_exetyp field */

#define NE_UNKNOWN	0	/* Unknown (any "new-format" OS) */
#define NE_OS2		1	/* Microsoft/IBM OS/2 (default)  */
#define NE_WINDOWS	2	/* Microsoft Windows		 */
#define NE_DOS4 	3	/* Microsoft MS-DOS 4.x		 */
#define NE_DEV386	4	/* Microsoft Windows 386	 */