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Add more doxygen comments as to sense request information means and add a typedef for mmc_sense_request.

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Use this in win32_ioctl.c.
This commit is contained in:
R. Bernstein
2010-02-03 05:22:20 -05:00
parent e281b22c3c
commit 991ea303d7
3 changed files with 19 additions and 18 deletions
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29
lib/driver/MSWindows/win32_ioctl.c
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@@ -103,15 +103,15 @@ typedef struct _CDROM_TOC_FULL {
typedef struct {
SCSI_PASS_THROUGH_DIRECT sptd;
ULONG Filler; /* Realign buffer to double-word boundary */
UCHAR ucSenseBuf[32];
mmc_request_sense_t SenseBuf;
UCHAR DataBuf[512];
} SCSI_PASS_THROUGH_DIRECT_WITH_BUFFER;
typedef struct _SCSI_PASS_THROUGH_WITH_BUFFER {
SCSI_PASS_THROUGH Spt;
ULONG Filler; /* realign buffer to double-word boundary */
UCHAR SenseBuf[32];
UCHAR DataBuf[512];
SCSI_PASS_THROUGH Spt;
ULONG Filler; /* realign buffer to double-word boundary */
mmc_request_sense_t SenseBuf;
UCHAR DataBuf[512];
} SCSI_PASS_THROUGH_WITH_BUFFER;
@@ -462,7 +462,7 @@ run_mmc_cmd_win32ioctl( void *p_user_data,
swb.sptd.TargetId= 0; /* SCSI target ID will also be filled in */
swb.sptd.Lun = 0; /* SCSI lun ID will also be filled in */
swb.sptd.CdbLength = i_cdb;
swb.sptd.SenseInfoLength = sizeof(swb.ucSenseBuf);
swb.sptd.SenseInfoLength = sizeof(swb.SenseBuf);
swb.sptd.DataIn =
(SCSI_MMC_DATA_READ == e_direction) ? SCSI_IOCTL_DATA_IN :
(SCSI_MMC_DATA_WRITE == e_direction) ? SCSI_IOCTL_DATA_OUT :
@@ -470,7 +470,8 @@ run_mmc_cmd_win32ioctl( void *p_user_data,
swb.sptd.DataBuffer = p_buf;
swb.sptd.DataTransferLength= i_buf;
swb.sptd.TimeOutValue = msecs2secs(i_timeout_ms);
swb.sptd.SenseInfoOffset = offsetof(SCSI_PASS_THROUGH_DIRECT_WITH_BUFFER, ucSenseBuf);
swb.sptd.SenseInfoOffset = offsetof(SCSI_PASS_THROUGH_DIRECT_WITH_BUFFER,
SenseBuf);
memcpy(swb.sptd.Cdb, p_cdb, i_cdb);
@@ -491,13 +492,13 @@ run_mmc_cmd_win32ioctl( void *p_user_data,
/* Record SCSI sense reply for API call mmc_last_cmd_sense().
*/
if (swb.ucSenseBuf[7]) {
int sense_size = swb.ucSenseBuf[7] + 8; /* SPC 4.5.3, Table 26:
252 bytes legal, 263 bytes
possible */
if (sense_size > sizeof(swb.ucSenseBuf))
sense_size = sizeof(swb.ucSenseBuf);
memcpy((void *) p_env->gen.scsi_mmc_sense, &swb.ucSenseBuf, sense_size);
if (swb.SenseBuf.additional_sense_len) {
/* SCSI Primary Command standard
SPC 4.5.3, Table 26: 252 bytes legal, 263 bytes possible */
int sense_size = swb.SenseBuf.additional_sense_len + 8;
if (sense_size > sizeof(swb.SenseBuf))
sense_size = sizeof(swb.SenseBuf);
memcpy((void *) p_env->gen.scsi_mmc_sense, &swb.SenseBuf, sense_size);
p_env->gen.scsi_mmc_sense_valid = sense_size;
}