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DTA.H
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1993-01-04
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3KB
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75 lines
#define A_FIL 0x40 /* Peter's addition: this mask searches for file */
#define A_ARC 0x20 /* attributes bits of attribute byte in dta */
#define A_DIR 0x10
#define A_SYS 0x4
#define A_HID 0x2
#define A_MASK (A_FIL | A_DIR | A_SYS | A_HID) /* mask to find all files */
struct dtbuf3 { /* structure returned by dos function 0x4e and 0x4f */
/* The first 21 bytes are undocumented; use them at your own risk.
** Their use is guessed by Peter Wu. This applies only to DOS 3.xx
*/
unsigned char drv_no; /* drive number; 1=A 2=B 3=C ... */
char template[11]; /* file template; no period */
unsigned char match_attr; /* the search attribute */
unsigned char slotl; /* directory slot number of the matching file */
unsigned char sloth;
unsigned char clusl, clush; /* cluster number of the directory being
searched */
unsigned char unknown[4]; /* haven't figured out what these are */
/* end of first 21 bytes */
unsigned char attr;
unsigned short time;
unsigned short data;
unsigned long size; /* 4 bytes */
char fn[13]; /* this is an asciiz */
unsigned char e_attr; /* extended (by peter) search attribute */
};
struct dtbuf2 { /* structure returned by dos function 0x4e and 0x4f */
/* The first 21 bytes are undocumented; use them at your own risk.
** Their use is guessed by Peter Wu. This applies only to DOS 2.xx
*/
unsigned char match_attr; /* the search attribute */
unsigned char drv_no; /* drive number; 1=A 2=B 3=C ... */
char template[11]; /* file template; no period */
unsigned char slotl; /* directory slot number of the matching file */
unsigned char sloth;
unsigned char unknown[4]; /* haven't figured out what these are */
unsigned char clusl, clush; /* cluster number of the directory being
searched */
/* end of first 21 bytes */
unsigned char attr;
unsigned short time;
unsigned short data;
unsigned long size; /* 4 bytes */
char fn[13]; /* this is an asciiz */
unsigned char e_attr; /* extended (by peter) search attribute */
};
struct dtbufx { /* generic version (works for any DOS version */
unsigned char unknown[21];
unsigned char attr;
unsigned short time;
unsigned short data;
unsigned long size; /* 4 bytes */
char fn[13]; /* this is an asciiz */
unsigned char e_attr; /* extended (by peter) search attribute */
/* the following info has to be copied from dtbuf2 or dtbuf3 by
** the ffmf and fnmf functions
*/
unsigned char drv_no;
unsigned char slotl, sloth, clusl, clush;
};
union dtbuf {
struct dtbuf3 dos3;
struct dtbuf2 dos2;
struct dtbufx dos;
};