From: Tom Hughes <tom@compton.nu>
Date: Fri, 10 Feb 2012 10:41:07 +0000 (+0000)
Subject: Add support for some SCSI ioctls. Patch from Jakub Jelinek on BZ#292627.
X-Git-Tag: svn/VALGRIND_3_8_0~478
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dc42e147f5160898ad6e9d00d3db8115032908d7;p=thirdparty%2Fvalgrind.git

Add support for some SCSI ioctls. Patch from Jakub Jelinek on BZ#292627.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@12375
---

diff --git a/coregrind/m_syswrap/syswrap-linux.c b/coregrind/m_syswrap/syswrap-linux.c
index edf7d38a21..48c61b5107 100644
--- a/coregrind/m_syswrap/syswrap-linux.c
+++ b/coregrind/m_syswrap/syswrap-linux.c
@@ -4032,6 +4032,10 @@ PRE(sys_ioctl)
    case VKI_SNDRV_TIMER_IOCTL_STOP:
    case VKI_SNDRV_TIMER_IOCTL_CONTINUE:
    case VKI_SNDRV_TIMER_IOCTL_PAUSE:
+
+      /* SCSI no operand */
+   case VKI_SCSI_IOCTL_DOORLOCK:
+   case VKI_SCSI_IOCTL_DOORUNLOCK:
       PRINT("sys_ioctl ( %ld, 0x%lx )",ARG1,ARG2);
       PRE_REG_READ2(long, "ioctl",
                     unsigned int, fd, unsigned int, request);
@@ -4517,6 +4521,14 @@ PRE(sys_ioctl)
                      VKI_SIZEOF_STRUCT_HD_DRIVEID );
       break;
 
+      /* SCSI */
+   case VKI_SCSI_IOCTL_GET_IDLUN: /* 0x5382 */
+      PRE_MEM_WRITE( "ioctl(SCSI_IOCTL_GET_IDLUN)", ARG3, sizeof(struct vki_scsi_idlun));
+      break;
+   case VKI_SCSI_IOCTL_GET_BUS_NUMBER: /* 0x5386 */
+      PRE_MEM_WRITE( "ioctl(SCSI_IOCTL_GET_BUS_NUMBER)", ARG3, sizeof(int));
+      break;
+
       /* CD ROM stuff (??)  */
    case VKI_CDROM_GET_MCN:
       PRE_MEM_READ( "ioctl(CDROM_GET_MCN)", ARG3,
@@ -5618,6 +5630,10 @@ POST(sys_ioctl)
    case VKI_SNDRV_TIMER_IOCTL_STOP:
    case VKI_SNDRV_TIMER_IOCTL_CONTINUE:
    case VKI_SNDRV_TIMER_IOCTL_PAUSE:
+
+      /* SCSI no operand */
+   case VKI_SCSI_IOCTL_DOORLOCK:
+   case VKI_SCSI_IOCTL_DOORUNLOCK:
       break;
 
       /* Real Time Clock (/dev/rtc) ioctls */
@@ -5684,6 +5700,14 @@ POST(sys_ioctl)
       POST_MEM_WRITE(ARG3, VKI_SIZEOF_STRUCT_HD_DRIVEID );
       break;
 
+      /* SCSI */
+   case VKI_SCSI_IOCTL_GET_IDLUN: /* 0x5382 */
+      POST_MEM_WRITE(ARG3, sizeof(struct vki_scsi_idlun));
+      break;
+   case VKI_SCSI_IOCTL_GET_BUS_NUMBER: /* 0x5386 */
+      POST_MEM_WRITE(ARG3, sizeof(int));
+      break;
+
       /* CD ROM stuff (??)  */
    case VKI_CDROMSUBCHNL:
       POST_MEM_WRITE(ARG3, sizeof(struct vki_cdrom_subchnl));
diff --git a/include/vki/vki-linux.h b/include/vki/vki-linux.h
index 6763b13a6e..65900f3fe2 100644
--- a/include/vki/vki-linux.h
+++ b/include/vki/vki-linux.h
@@ -1750,6 +1750,20 @@ typedef struct vki_sg_scsi_id { /* used by SG_GET_SCSI_ID ioctl() */
 //#define SG_GET_COMMAND_Q 0x2270   /* Yields 0 (queuing off) or 1 (on) */
 #define VKI_SG_SET_COMMAND_Q 0x2271   /* Change queuing state with 0 or 1 */
 
+//----------------------------------------------------------------------
+// From linux-2.6.34/include/scsi/scsi.h and scsi/scsi_ioctl.h
+//----------------------------------------------------------------------
+
+#define VKI_SCSI_IOCTL_DOORLOCK		0x5380 /* Lock the eject mechanism.  */
+#define VKI_SCSI_IOCTL_DOORUNLOCK	0x5381 /* Unlock the mechanism.  */
+#define VKI_SCSI_IOCTL_GET_IDLUN	0x5382
+#define VKI_SCSI_IOCTL_GET_BUS_NUMBER	0x5386
+
+struct vki_scsi_idlun {
+	__vki_u32 dev_id;
+	__vki_u32 host_unique_id;
+};
+
 //----------------------------------------------------------------------
 // From linux-2.6.8.1/include/linux/cdrom.h
 //----------------------------------------------------------------------