SCSI cleanup, by Laurent Vivier.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3797 c046a42c-6fe2-441c-8c8c-71466251a162

1 files changed, 14 insertions, 13 deletions

diff --git a/hw/scsi-disk.h b/hw/scsi-disk.h
index 9071cec490..ffe894b767 100644
--- a/hw/scsi-disk.h
+++ b/hw/scsi-disk.h
@@ -7,24 +7,25 @@ enum scsi_reason {
     SCSI_REASON_DATA  /* Transfer complete, more data required.  */
 };
 
+typedef struct SCSIDeviceState SCSIDeviceState;
 typedef struct SCSIDevice SCSIDevice;
 typedef void (*scsi_completionfn)(void *opaque, int reason, uint32_t tag,
                                   uint32_t arg);
 
-SCSIDevice *scsi_disk_init(BlockDriverState *bdrv,
-                           int tcq,
-                           scsi_completionfn completion,
-                           void *opaque);
-void scsi_disk_destroy(SCSIDevice *s);
+struct SCSIDevice
+{
+    SCSIDeviceState *state;
+    void (*destroy)(SCSIDevice *s);
+    int32_t (*send_command)(SCSIDevice *s, uint32_t tag, uint8_t *buf,
+                            int lun);
+    void (*read_data)(SCSIDevice *s, uint32_t tag);
+    int (*write_data)(SCSIDevice *s, uint32_t tag);
+    void (*cancel_io)(SCSIDevice *s, uint32_t tag);
+    uint8_t *(*get_buf)(SCSIDevice *s, uint32_t tag);
+};
 
-int32_t scsi_send_command(SCSIDevice *s, uint32_t tag, uint8_t *buf, int lun);
-/* SCSI data transfers are asynchrnonous.  However, unlike the block IO
-   layer the completion routine may be called directly by
-   scsi_{read,write}_data.  */
-void scsi_read_data(SCSIDevice *s, uint32_t tag);
-int scsi_write_data(SCSIDevice *s, uint32_t tag);
-void scsi_cancel_io(SCSIDevice *s, uint32_t tag);
-uint8_t *scsi_get_buf(SCSIDevice *s, uint32_t tag);
+SCSIDevice *scsi_disk_init(BlockDriverState *bdrv, int tcq,
+                           scsi_completionfn completion, void *opaque);
 
 /* cdrom.c */
 int cdrom_read_toc(int nb_sectors, uint8_t *buf, int msf, int start_track);