From 2ec749cb8222c37400ef95b751bfee945dae0dbf Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Thu, 26 Nov 2009 15:33:55 +0100 Subject: scsi: add request parsing helpers to common code. Add helper functions for scsi request parsing to common code. Getting command length, transfer size, and linear block address is handled. Signed-off-by: Gerd Hoffmann Signed-off-by: Anthony Liguori --- hw/scsi.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'hw/scsi.h') diff --git a/hw/scsi.h b/hw/scsi.h index 95838a4d72..8c64067540 100644 --- a/hw/scsi.h +++ b/hw/scsi.h @@ -26,6 +26,8 @@ typedef struct SCSIRequest { struct { uint8_t buf[SCSI_CMD_BUF_SIZE]; int len; + size_t xfer; + uint64_t lba; } cmd; BlockDriverAIOCB *aiocb; QTAILQ_ENTRY(SCSIRequest) next; @@ -86,5 +88,6 @@ void scsi_bus_legacy_handle_cmdline(SCSIBus *bus); SCSIRequest *scsi_req_alloc(size_t size, SCSIDevice *d, uint32_t tag, uint32_t lun); SCSIRequest *scsi_req_find(SCSIDevice *d, uint32_t tag); void scsi_req_free(SCSIRequest *req); +int scsi_req_parse(SCSIRequest *req, uint8_t *buf); #endif -- cgit 1.4.1