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Use opaque packet for device context.

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This commit is contained in:
Natalia Portillo
2019-10-26 16:11:19 +01:00
parent bcae241162
commit adcd54d992
17 changed files with 282 additions and 213 deletions
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12
linux/scsi.c
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@@ -16,6 +16,7 @@
*/
#include "../dicmote.h"
#include "linux.h"
#include <malloc.h>
#include <scsi/sg.h>
@@ -23,7 +24,7 @@
#include <string.h>
#include <sys/ioctl.h>
int32_t LinuxSendScsiCommand(int device_fd,
int32_t LinuxSendScsiCommand(void* device_ctx,
char* cdb,
char* buffer,
char** sense_buffer,
@@ -35,10 +36,13 @@ int32_t LinuxSendScsiCommand(int device_fd,
uint32_t* buf_len,
uint32_t* sense_len)
{
sg_io_hdr_t hdr;
int dir, ret;
LinuxDeviceContext* ctx = device_ctx;
sg_io_hdr_t hdr;
int dir, ret;
*sense_len = 32;
if(!ctx) return -1;
memset(&hdr, 0, sizeof(sg_io_hdr_t));
*sense_buffer = malloc(*sense_len);
@@ -65,7 +69,7 @@ int32_t LinuxSendScsiCommand(int device_fd,
hdr.timeout = timeout;
hdr.flags = SG_FLAG_DIRECT_IO;
ret = ioctl(device_fd, SG_IO, &hdr);
ret = ioctl(ctx->fd, SG_IO, &hdr);
*sense = (hdr.info & SG_INFO_OK_MASK) != SG_INFO_OK;
// TODO: Manual timing if duration is 0