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Fixed ATAPI transfer split by sectors and improved the performance of IOCTL by making it no longer constantly open and close the handle.

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This commit is contained in:
OBattler
2025-02-13 01:44:10 +01:00
parent 68393f7d60
commit 9a1ae5997f
4 changed files with 12 additions and 28 deletions
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17
src/qt/win_cdrom_ioctl.c
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@@ -124,12 +124,10 @@ ioctl_read_normal_toc(ioctl_t *ioctl, uint8_t *toc_buf)
ioctl->cur_read_toc_ex.Msf = 1;
ioctl->cur_read_toc_ex.SessionTrack = 1;
ioctl_open_handle(ioctl);
const int temp = DeviceIoControl(ioctl->handle, IOCTL_CDROM_READ_TOC_EX,
&ioctl->cur_read_toc_ex, 65535,
cur_full_toc, 65535,
(LPDWORD) &size, NULL);
ioctl_close_handle(ioctl);
ioctl_log(ioctl->log, "temp = %i\n", temp);
if (temp != 0) {
@@ -178,12 +176,10 @@ ioctl_read_raw_toc(ioctl_t *ioctl)
ioctl->cur_read_toc_ex.Msf = 1;
ioctl->cur_read_toc_ex.SessionTrack = 1;
ioctl_open_handle(ioctl);
const int status = DeviceIoControl(ioctl->handle, IOCTL_CDROM_READ_TOC_EX,
&ioctl->cur_read_toc_ex, 65535,
cur_full_toc, 65535,
(LPDWORD) &size, NULL);
ioctl_close_handle(ioctl);
ioctl_log(ioctl->log, "status = %i\n", status);
if ((status == 0) && (ioctl->tracks_num >= 1)) {
@@ -384,8 +380,6 @@ ioctl_read_sector(const void *local, uint8_t *buffer, uint32_t const sector)
int ret;
SCSI_PASS_THROUGH_DIRECT_BUF req;
ioctl_open_handle((ioctl_t *) ioctl);
if (ioctl->is_dvd) {
int track;
@@ -517,8 +511,6 @@ ioctl_read_sector(const void *local, uint8_t *buffer, uint32_t const sector)
for (int j = 7; j >= 0; j--)
buffer[2352 + (i * 8) + j] = ((buffer[sc_offs + i] >> (7 - j)) & 0x01) << 6;
ioctl_close_handle((ioctl_t *) ioctl);
return ret;
}
@@ -587,8 +579,6 @@ ioctl_read_dvd_structure(const void *local, const uint8_t layer, const uint8_t f
const int len = 2052;
SCSI_PASS_THROUGH_DIRECT_BUF req;
ioctl_open_handle((ioctl_t *) ioctl);
memset(&req, 0x00, sizeof(SCSI_PASS_THROUGH_DIRECT_BUF));
req.spt.Length = sizeof(SCSI_PASS_THROUGH_DIRECT);
req.spt.PathId = 0;
@@ -650,8 +640,6 @@ ioctl_read_dvd_structure(const void *local, const uint8_t layer, const uint8_t f
} else
ret = ret ? (req.spt.DataTransferLength >= len) : 0;
ioctl_close_handle((ioctl_t *) ioctl);
return ret;
}
@@ -684,8 +672,6 @@ ioctl_is_empty(const void *local)
unsigned long int unused = 0;
SCSI_PASS_THROUGH_DIRECT_BUF req;
ioctl_open_handle((ioctl_t *) ioctl);
memset(&req, 0x00, sizeof(SCSI_PASS_THROUGH_DIRECT_BUF));
req.spt.Length = sizeof(SCSI_PASS_THROUGH_DIRECT);
req.spt.PathId = 0;
@@ -745,8 +731,6 @@ ioctl_is_empty(const void *local)
} else
ret = 0;
ioctl_close_handle((ioctl_t *) ioctl);
return ret;
}
@@ -774,7 +758,6 @@ ioctl_load(const void *local)
DeviceIoControl(ioctl->handle, IOCTL_STORAGE_LOAD_MEDIA,
NULL, 0, NULL, 0,
(LPDWORD) &size, NULL);
ioctl_close_handle((ioctl_t *) ioctl);
ioctl_read_toc((ioctl_t *) ioctl);
}