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* Merge in cygwin-64bit-branch.

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This commit is contained in:
Corinna Vinschen
2013-04-23 09:44:36 +00:00
parent 1875ee55d3
commit 61522196c7
253 changed files with 10632 additions and 5055 deletions
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26
winsup/cygwin/fhandler_procsys.cc
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@@ -1,6 +1,6 @@
/* fhandler_procsys.cc: fhandler for native NT namespace.
Copyright 2010, 2011, 2013 Red Hat, Inc.
Copyright 2010, 2011, 2012, 2013 Red Hat, Inc.
This file is part of Cygwin.
@@ -44,7 +44,7 @@ const size_t procsys_len = sizeof (procsys) - 1;
/* Returns 0 if path doesn't exist, >0 if path is a directory,
-1 if path is a file, -2 if it's a symlink. */
virtual_ftype_t
fhandler_procsys::exists (struct __stat64 *buf)
fhandler_procsys::exists (struct stat *buf)
{
UNICODE_STRING path;
UNICODE_STRING dir;
@@ -74,7 +74,7 @@ fhandler_procsys::exists (struct __stat64 *buf)
dir.Length -= sizeof (WCHAR);
InitializeObjectAttributes (&attr, &dir, OBJ_CASE_INSENSITIVE, NULL, NULL);
status = NtOpenDirectoryObject (&h, DIRECTORY_QUERY, &attr);
debug_printf ("NtOpenDirectoryObject: %p", status);
debug_printf ("NtOpenDirectoryObject: %y", status);
if (NT_SUCCESS (status))
{
internal = true;
@@ -85,7 +85,7 @@ fhandler_procsys::exists (struct __stat64 *buf)
InitializeObjectAttributes (&attr, &path, OBJ_CASE_INSENSITIVE, NULL, NULL);
status = NtOpenSymbolicLinkObject (&h, READ_CONTROL | SYMBOLIC_LINK_QUERY,
&attr);
debug_printf ("NtOpenSymbolicLinkObject: %p", status);
debug_printf ("NtOpenSymbolicLinkObject: %y", status);
if (NT_SUCCESS (status))
{
/* If requested, check permissions. */
@@ -98,7 +98,7 @@ fhandler_procsys::exists (struct __stat64 *buf)
return virt_symlink;
/* Then check if it's an object directory. */
status = NtOpenDirectoryObject (&h, READ_CONTROL | DIRECTORY_QUERY, &attr);
debug_printf ("NtOpenDirectoryObject: %p", status);
debug_printf ("NtOpenDirectoryObject: %y", status);
if (NT_SUCCESS (status))
{
/* If requested, check permissions. */
@@ -112,7 +112,7 @@ fhandler_procsys::exists (struct __stat64 *buf)
/* Next try to open as file/device. */
status = NtOpenFile (&h, READ_CONTROL | FILE_READ_ATTRIBUTES, &attr, &io,
FILE_SHARE_VALID_FLAGS, FILE_OPEN_FOR_BACKUP_INTENT);
debug_printf ("NtOpenFile: %p", status);
debug_printf ("NtOpenFile: %y", status);
/* Name is invalid, that's nothing. */
if (status == STATUS_OBJECT_NAME_INVALID)
return virt_none;
@@ -135,7 +135,7 @@ fhandler_procsys::exists (struct __stat64 *buf)
since NtQueryAttributesFile might crash the machine if the underlying
driver is badly written. */
status = NtQueryAttributesFile (&attr, &fbi);
debug_printf ("NtQueryAttributesFile: %p", status);
debug_printf ("NtQueryAttributesFile: %y", status);
if (NT_SUCCESS (status))
return (fbi.FileAttributes & FILE_ATTRIBUTE_DIRECTORY)
? virt_fsdir : virt_fsfile;
@@ -154,7 +154,7 @@ fhandler_procsys::exists (struct __stat64 *buf)
status = NtOpenFile (&h, READ_CONTROL | FILE_READ_ATTRIBUTES,
&attr, &io, FILE_SHARE_VALID_FLAGS,
FILE_OPEN_FOR_BACKUP_INTENT);
debug_printf ("NtOpenDirectoryObject: %p", status);
debug_printf ("NtOpenDirectoryObject: %y", status);
if (dir.Length > sizeof (WCHAR))
dir.Length -= sizeof (WCHAR);
}
@@ -173,7 +173,7 @@ fhandler_procsys::exists (struct __stat64 *buf)
/* Check for the device type. */
status = NtQueryVolumeInformationFile (h, &io, &ffdi, sizeof ffdi,
FileFsDeviceInformation);
debug_printf ("NtQueryVolumeInformationFile: %p", status);
debug_printf ("NtQueryVolumeInformationFile: %y", status);
/* Don't call NtQueryInformationFile unless we know it's a safe type.
The call is known to crash machines, if the underlying driver is
badly written. */
@@ -195,7 +195,7 @@ fhandler_procsys::exists (struct __stat64 *buf)
into a real FS through /proc/sys. */
status = NtQueryInformationFile (h, &io, &fbi, sizeof fbi,
FileBasicInformation);
debug_printf ("NtQueryInformationFile: %p", status);
debug_printf ("NtQueryInformationFile: %y", status);
if (!NT_SUCCESS (status))
file_type = virt_blk;
else
@@ -261,7 +261,7 @@ unreadable:
}
int __reg2
fhandler_procsys::fstat (struct __stat64 *buf)
fhandler_procsys::fstat (struct stat *buf)
{
const char *path = get_name ();
debug_printf ("fstat (%s)", path);
@@ -271,7 +271,7 @@ fhandler_procsys::fstat (struct __stat64 *buf)
buf->st_mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP;
buf->st_uid = 544;
buf->st_gid = 18;
buf->st_dev = buf->st_rdev = (int) dev ();
buf->st_dev = buf->st_rdev = dev ();
buf->st_ino = get_ino ();
switch (exists (buf))
{
@@ -446,7 +446,7 @@ fhandler_procsys::open (int flags, mode_t mode)
break;
}
}
syscall_printf ("%d = fhandler_procsys::open(%p, %d)", res, flags, mode);
syscall_printf ("%d = fhandler_procsys::open(%p, 0%o)", res, flags, mode);
return res;
}