scsi-disk: restruct emulation: RESERVE+RELEASE

Move RESERVE+RELEASE emulation from scsi_send_command() to
scsi_disk_emulate_command().
Signed-off-by: NGerd Hoffmann <kraxel@redhat.com>
Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>

hw/scsi-disk.c

@@ -473,6 +473,22 @@ static int scsi_disk_emulate_command(SCSIRequest *req, uint8_t *outbuf)
         if (buflen < 0)
             goto illegal_request;
 	break;
+    case RESERVE:
+        if (req->cmd.buf[1] & 1)
+            goto illegal_request;
+        break;
+    case RESERVE_10:
+        if (req->cmd.buf[1] & 3)
+            goto illegal_request;
+        break;
+    case RELEASE:
+        if (req->cmd.buf[1] & 1)
+            goto illegal_request;
+        break;
+    case RELEASE_10:
+        if (req->cmd.buf[1] & 3)
+            goto illegal_request;
+        break;
     default:
         goto illegal_request;
     }
@@ -578,6 +594,10 @@ static int32_t scsi_send_command(SCSIDevice *d, uint32_t tag,
     case TEST_UNIT_READY:
     case REQUEST_SENSE:
     case INQUIRY:
+    case RESERVE:
+    case RESERVE_10:
+    case RELEASE:
+    case RELEASE_10:
         rc = scsi_disk_emulate_command(&r->req, outbuf);
         if (rc > 0) {
             r->iov.iov_len = rc;
@@ -587,16 +607,6 @@ static int32_t scsi_send_command(SCSIDevice *d, uint32_t tag,
             return 0;
         }
         break;
-    case RESERVE:
-        DPRINTF("Reserve(6)\n");
-        if (buf[1] & 1)
-            goto fail;
-        break;
-    case RELEASE:
-        DPRINTF("Release(6)\n");
-        if (buf[1] & 1)
-            goto fail;
-        break;
     case MODE_SENSE:
     case MODE_SENSE_10:
         {
@@ -857,16 +867,6 @@ static int32_t scsi_send_command(SCSIDevice *d, uint32_t tag,
         outbuf[7] = 8; // CD-ROM
         r->iov.iov_len = 8;
         break;
-    case RESERVE_10:
-        DPRINTF("Reserve(10)\n");
-        if (buf[1] & 3)
-            goto fail;
-        break;
-    case RELEASE_10:
-        DPRINTF("Release(10)\n");
-        if (buf[1] & 3)
-            goto fail;
-        break;
     case 0x9e:
         /* Service Action In subcommands. */
         if ((buf[1] & 31) == 0x10) {