/**
* Changes the file mode of one file system object.
*
* @returns exit code
* @param pOpts The chmod options.
* @param pszPath The path to the file system object to change the
* file mode of.
*/
static RTEXITCODE rtCmdChModOne(RTCMDCHMODOPTS const *pOpts, const char *pszPath)
{
int rc;
RTFSOBJINFO ObjInfo;
bool fChanges = false;
if (!pOpts->fAlwaysUseChainApi && !RTVfsChainIsSpec(pszPath) )
{
rc = RTPathQueryInfoEx(pszPath, &ObjInfo, RTFSOBJATTRADD_NOTHING, RTPATH_F_FOLLOW_LINK);
if (RT_SUCCESS(rc))
{
RTFMODE fNewMode = rtCmdMkModCalcNewMode(pOpts, ObjInfo.Attr.fMode);
fChanges = fNewMode != ObjInfo.Attr.fMode;
if (fChanges)
{
rc = RTPathSetMode(pszPath, fNewMode);
if (RT_FAILURE(rc))
RTMsgError("RTPathSetMode failed on '%s' with fNewMode=%#x: %Rrc", pszPath, fNewMode, rc);
}
}
else
RTMsgError("RTPathQueryInfoEx failed on '%s': %Rrc", pszPath, rc);
}
else
{
RTVFSOBJ hVfsObj;
uint32_t offError;
RTERRINFOSTATIC ErrInfo;
rc = RTVfsChainOpenObj(pszPath, RTFILE_O_ACCESS_ATTR_READWRITE | RTFILE_O_DENY_NONE | RTFILE_O_OPEN,
RTVFSOBJ_F_OPEN_ANY | RTVFSOBJ_F_CREATE_NOTHING | RTPATH_F_FOLLOW_LINK,
&hVfsObj, &offError, RTErrInfoInitStatic(&ErrInfo));
if (RT_SUCCESS(rc))
{
rc = RTVfsObjQueryInfo(hVfsObj, &ObjInfo, RTFSOBJATTRADD_NOTHING);
if (RT_SUCCESS(rc))
{
RTFMODE fNewMode = rtCmdMkModCalcNewMode(pOpts, ObjInfo.Attr.fMode);
fChanges = fNewMode != ObjInfo.Attr.fMode;
if (fChanges)
{
rc = RTVfsObjSetMode(hVfsObj, fNewMode, RTCHMOD_SET_ALL_MASK);
if (RT_FAILURE(rc))
RTMsgError("RTVfsObjSetMode failed on '%s' with fNewMode=%#x: %Rrc", pszPath, fNewMode, rc);
}
}
else
RTVfsChainMsgError("RTVfsObjQueryInfo", pszPath, rc, offError, &ErrInfo.Core);
RTVfsObjRelease(hVfsObj);
}
else
RTVfsChainMsgError("RTVfsChainOpenObject", pszPath, rc, offError, &ErrInfo.Core);
}
if (RT_SUCCESS(rc))
{
if (pOpts->enmNoiseLevel >= (fChanges ? kRTCmdChModNoise_Changes : kRTCmdChModNoise_Verbose))
RTPrintf("%s\n", pszPath);
return RTEXITCODE_SUCCESS;
}
return RTEXITCODE_FAILURE;
}
static int VBoxServiceAutoMountPrepareMountPoint(const char *pszMountPoint, const char *pszShareName,
vbsf_mount_opts *pOpts)
{
AssertPtrReturn(pOpts, VERR_INVALID_PARAMETER);
AssertPtrReturn(pszMountPoint, VERR_INVALID_PARAMETER);
AssertPtrReturn(pszShareName, VERR_INVALID_PARAMETER);
RTFMODE fMode = RTFS_UNIX_IRWXU | RTFS_UNIX_IRWXG; /* Owner (=root) and the group (=vboxsf) have full access. */
int rc = RTDirCreateFullPath(pszMountPoint, fMode);
if (RT_SUCCESS(rc))
{
rc = RTPathSetOwnerEx(pszMountPoint, NIL_RTUID /* Owner, unchanged */, pOpts->gid, RTPATH_F_ON_LINK);
if (RT_SUCCESS(rc))
{
rc = RTPathSetMode(pszMountPoint, fMode);
if (RT_FAILURE(rc))
{
if (rc == VERR_WRITE_PROTECT)
{
VBoxServiceVerbose(3, "VBoxServiceAutoMountPrepareMountPoint: Mount directory \"%s\" already is used/mounted\n", pszMountPoint);
rc = VINF_SUCCESS;
}
else
VBoxServiceError("VBoxServiceAutoMountPrepareMountPoint: Could not set mode %RTfmode for mount directory \"%s\", rc = %Rrc\n",
fMode, pszMountPoint, rc);
}
}
else
VBoxServiceError("VBoxServiceAutoMountPrepareMountPoint: Could not set permissions for mount directory \"%s\", rc = %Rrc\n",
pszMountPoint, rc);
}
else
VBoxServiceError("VBoxServiceAutoMountPrepareMountPoint: Could not create mount directory \"%s\" with mode %RTfmode, rc = %Rrc\n",
pszMountPoint, fMode, rc);
return rc;
}
