wine-staging/patches/advapi32-SetSecurityInfo/0001-advapi32-Move-the-DACL-combining-code-into-a-separat.patch

111 lines
4.2 KiB
Diff

From 646388b696afda85dccc76678af6a8955bf0b627 Mon Sep 17 00:00:00 2001
From: "Erich E. Hoover" <erich.e.hoover@wine-staging.com>
Date: Fri, 16 Oct 2015 16:03:00 -0600
Subject: advapi32: Move the DACL combining code into a separate routine.
---
dlls/advapi32/security.c | 79 +++++++++++++++++++++++++++---------------------
1 file changed, 45 insertions(+), 34 deletions(-)
diff --git a/dlls/advapi32/security.c b/dlls/advapi32/security.c
index 00dafe8..dad8b22 100644
--- a/dlls/advapi32/security.c
+++ b/dlls/advapi32/security.c
@@ -5805,6 +5805,48 @@ BOOL WINAPI FileEncryptionStatusA(LPCSTR lpFileName, LPDWORD lpStatus)
return TRUE;
}
+static NTSTATUS combine_dacls(ACL *parent, ACL *child, ACL **result)
+{
+ ACL *combined;
+ int i;
+
+ /* initialize a combined DACL containing both inherited and new ACEs */
+ combined = heap_alloc_zero(child->AclSize+parent->AclSize);
+ if (!combined)
+ return STATUS_NO_MEMORY;
+
+ memcpy(combined, child, child->AclSize);
+ combined->AclSize = child->AclSize+parent->AclSize;
+
+ /* copy the inherited ACEs */
+ for (i=0; i<parent->AceCount; i++)
+ {
+ ACE_HEADER *ace;
+
+ if (!GetAce(parent, i, (void*)&ace))
+ continue;
+ if (!(ace->AceFlags & (OBJECT_INHERIT_ACE|CONTAINER_INHERIT_ACE)))
+ continue;
+ if ((ace->AceFlags & (OBJECT_INHERIT_ACE|CONTAINER_INHERIT_ACE)) !=
+ (OBJECT_INHERIT_ACE|CONTAINER_INHERIT_ACE))
+ {
+ FIXME("unsupported flags: %x\n", ace->AceFlags);
+ continue;
+ }
+
+ if (ace->AceFlags & NO_PROPAGATE_INHERIT_ACE)
+ ace->AceFlags &= ~(OBJECT_INHERIT_ACE|CONTAINER_INHERIT_ACE|NO_PROPAGATE_INHERIT_ACE);
+ ace->AceFlags &= ~INHERIT_ONLY_ACE;
+ ace->AceFlags |= INHERITED_ACE;
+
+ if (!AddAce(combined, ACL_REVISION, MAXDWORD, ace, ace->AceSize))
+ WARN("error adding inherited ACE\n");
+ }
+
+ *result = combined;
+ return STATUS_SUCCESS;
+}
+
/******************************************************************************
* SetSecurityInfo [ADVAPI32.@]
*/
@@ -5904,41 +5946,10 @@ DWORD WINAPI SetSecurityInfo(HANDLE handle, SE_OBJECT_TYPE ObjectType,
if (!err)
{
- int i;
-
- dacl = heap_alloc_zero(pDacl->AclSize+parent_dacl->AclSize);
- if (!dacl)
- {
- LocalFree(parent_sd);
- return ERROR_NOT_ENOUGH_MEMORY;
- }
- memcpy(dacl, pDacl, pDacl->AclSize);
- dacl->AclSize = pDacl->AclSize+parent_dacl->AclSize;
-
- for (i=0; i<parent_dacl->AceCount; i++)
- {
- ACE_HEADER *ace;
-
- if (!GetAce(parent_dacl, i, (void*)&ace))
- continue;
- if (!(ace->AceFlags & (OBJECT_INHERIT_ACE|CONTAINER_INHERIT_ACE)))
- continue;
- if ((ace->AceFlags & (OBJECT_INHERIT_ACE|CONTAINER_INHERIT_ACE)) !=
- (OBJECT_INHERIT_ACE|CONTAINER_INHERIT_ACE))
- {
- FIXME("unsupported flags: %x\n", ace->AceFlags);
- continue;
- }
-
- if (ace->AceFlags & NO_PROPAGATE_INHERIT_ACE)
- ace->AceFlags &= ~(OBJECT_INHERIT_ACE|CONTAINER_INHERIT_ACE|NO_PROPAGATE_INHERIT_ACE);
- ace->AceFlags &= ~INHERIT_ONLY_ACE;
- ace->AceFlags |= INHERITED_ACE;
-
- if(!AddAce(dacl, ACL_REVISION, MAXDWORD, ace, ace->AceSize))
- WARN("error adding inherited ACE\n");
- }
+ status = combine_dacls(parent_dacl, pDacl, &dacl);
LocalFree(parent_sd);
+ if (status != STATUS_SUCCESS)
+ return RtlNtStatusToDosError(status);
}
}
else
--
2.6.1