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fix...

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This commit is contained in:
yui 2004-08-15 14:56:15 +00:00
parent c02c507271
commit 7767290b9b
6 changed files with 76 additions and 26 deletions
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80
fdd/fdd_2d.c
View File

@ -7,12 +7,16 @@
#include "fdd_mtr.h"
static const _XDFINFO supportxdf[] = {
{0, 80, 16, 1, DISKTYPE_2D},
{0, 154, 26, 1, DISKTYPE_2HD}};
static REG8 fdd2d_seek(FDDFILE fdd, REG8 media, UINT track) {
if ((media != 0) || (track >= 80)) {
if ((media != fdd->inf.xdf.media) || (track >= fdd->inf.xdf.tracks)) {
return(FDDSTAT_SEEKERR);
}
(void)fdd;
return(0x00);
}
@ -20,28 +24,32 @@ static REG8 fdd2d_read(FDDFILE fdd, REG8 media, UINT track, REG8 sc,
UINT8 *ptr, UINT *size) {
UINT secsize;
UINT rsize;
FILEH fh;
long pos;
BRESULT b;
if ((media != 0) || (track >= 80) || (sc == 0) || (sc > 16)) {
if ((media != fdd->inf.xdf.media) || (track >= fdd->inf.xdf.tracks) ||
(sc == 0) || (sc > fdd->inf.xdf.sectors)) {
goto fd2r_err;
}
secsize = min(*size, 256);
secsize = 1 << (7 + fdd->inf.xdf.n);
rsize = min(secsize, *size);
if (ptr) {
fh = file_open_rb(fdd->fname);
if (fh == FILEH_INVALID) {
goto fd2r_err;
}
pos = ((track * 16) + (sc - 1)) * 256;
pos = ((track * fdd->inf.xdf.sectors) + (sc - 1)) * secsize;
pos += fdd->inf.xdf.headersize;
b = (file_seek(fh, pos, FSEEK_SET) != pos) ||
(file_read(fh, ptr, secsize) != secsize);
(file_read(fh, ptr, rsize) != rsize);
file_close(fh);
if (b) {
goto fd2r_err;
}
}
*size = secsize;
*size = rsize;
return(0x00);
fd2r_err:
@ -51,19 +59,22 @@ fd2r_err:
static REG8 fdd2d_write(FDDFILE fdd, REG8 media, UINT track, REG8 sc,
const UINT8 *ptr, UINT size) {
UINT secsize;
FILEH fh;
long pos;
BRESULT b;
if ((media != 0) || (track >= 80) || (sc == 0) || (sc > 16)) {
if ((media != fdd->inf.xdf.media) || (track >= fdd->inf.xdf.tracks) ||
(sc == 0) || (sc > fdd->inf.xdf.sectors)) {
return(FDDSTAT_RECNFND | FDDSTAT_WRITEFAULT);
}
fh = file_open(fdd->fname);
if (fh == FILEH_INVALID) {
goto fd2w_err;
}
pos = ((track * 16) + (sc - 1)) * 256;
size = min(size, 256);
secsize = 1 << (7 + fdd->inf.xdf.n);
pos = ((track * fdd->inf.xdf.sectors) + (sc - 1)) * secsize;
size = min(size, secsize);
b = (file_seek(fh, pos, FSEEK_SET) != pos) ||
(file_write(fh, ptr, size) != size);
file_close(fh);
@ -79,17 +90,17 @@ fd2w_err:
static REG8 fdd2d_crc(FDDFILE fdd, REG8 media, UINT track, UINT num,
UINT8 *ptr) {
if ((media != 0) || (track >= 80) || (num >= 16)) {
if ((media != fdd->inf.xdf.media) || (track >= fdd->inf.xdf.tracks) ||
(num >= fdd->inf.xdf.sectors)) {
return(FDDSTAT_RECNFND);
}
ptr[0] = (UINT8)(track >> 1);
ptr[1] = (UINT8)(track & 1);
ptr[2] = (UINT8)(num + 1);
ptr[3] = 1;
ptr[3] = fdd->inf.xdf.n;
ptr[4] = 0; // CRC(Lo)
ptr[5] = 0; // CRC(Hi)
// fdc.s.rreg = fdc.s.c; // ƒ<>ƒ‹ƒwƒ“ƒ”ƒF<C692>[ƒ‹
(void)fdd;
return(0x00);
}
@ -117,22 +128,47 @@ static UINT32 fdd2d_sec(FDDFILE fdd, REG8 media, UINT track, REG8 sc) {
BRESULT fdd2d_set(FDDFILE fdd, const OEMCHAR *fname) {
short attr;
short attr;
FILEH fh;
UINT fdsize;
const _XDFINFO *xdf;
const _XDFINFO *xdfterm;
UINT size;
attr = file_attr(fname);
if (attr & 0x18) {
return(FAILURE);
}
fdd->type = DISKTYPE_BETA;
fdd->protect = (UINT8)(attr & 1);
fdd->seek = fdd2d_seek;
fdd->read = fdd2d_read;
fdd->write = fdd2d_write;
fdd->crc = fdd2d_crc;
fh = file_open(fname);
if (fh == FILEH_INVALID) {
return(FAILURE);
}
fdsize = file_getsize(fh);
file_close(fh);
xdf = supportxdf;
xdfterm = supportxdf + NELEMENTS(supportxdf);
while(xdf < xdfterm) {
size = xdf->tracks;
size *= xdf->sectors;
size <<= (7 + xdf->n);
if (size == fdsize) {
file_cpyname(fdd->fname, fname, sizeof(fdd->fname));
fdd->type = DISKTYPE_BETA;
fdd->protect = (UINT8)(attr & 1);
fdd->seek = fdd2d_seek;
fdd->read = fdd2d_read;
fdd->write = fdd2d_write;
fdd->crc = fdd2d_crc;
#if defined(SUPPORT_DISKEXT)
fdd->sec = fdd2d_sec;
fdd->sec = fdd2d_sec;
#endif
return(SUCCESS);
fdd->inf.xdf = *xdf;
return(SUCCESS);
}
xdf++;
}
return(FAILURE);
}
void fdd2d_eject(FDDFILE fdd) {

5
fdd/fddfile.c
View File

@ -60,13 +60,10 @@ static UINT32 getfdtype(const OEMCHAR *fname) {
const OEMCHAR *ext;
ext = file_getext(fname);
if (!milstr_cmp(ext, str_e2d)) {
return(FTYPE_BETA);
}
if ((!milstr_cmp(ext, str_d88)) || (!milstr_cmp(ext, str_88d))) {
return(FTYPE_D88);
}
return(FTYPE_NONE);
return(FTYPE_BETA);
}
static void setempty(FDDFILE fdd) {

8
fdd/fddfile.h
View File

@ -51,6 +51,13 @@ typedef REG8 (*FDDCRC)(FDDFILE fdd, REG8 media, UINT track, UINT num,
typedef UINT32 (*FDDSEC)(FDDFILE fdd, REG8 media, UINT track, REG8 sc);
#endif
typedef struct {
UINT32 headersize;
UINT8 tracks;
UINT8 sectors;
UINT8 n;
UINT8 media;
} _XDFINFO, *XDFINFO;
typedef struct {
UINT32 fd_size;
@ -71,6 +78,7 @@ struct _fddfile {
FDDSEC sec;
#endif
union {
_XDFINFO xdf;
_D88INFO d88;
} inf;
OEMCHAR fname[MAX_PATH];

3
macos9/dosio.h
View File

@ -98,3 +98,6 @@ void file_setseparator(char *path, int maxlen);
}
#endif
#define file_createex(p, t) file_create(p)
#define file_createex_c(p, t) file_create_c(p)

3
win9x/dosio.h
View File

@ -65,3 +65,6 @@ void __stdcall file_setseparator(OEMCHAR *path, int maxlen);
}
#endif
#define file_createex(p, t) file_create(p)
#define file_createex_c(p, t) file_create_c(p)

3
win9xc/dosio.h
View File

@ -65,3 +65,6 @@ void __stdcall file_setseparator(OEMCHAR *path, int maxlen);
}
#endif
#define file_createex(p, t) file_create(p)
#define file_createex_c(p, t) file_create_c(p)