[2/2] ole32: Discard existing data when creating a new storage on an ILockBytes.
Vincent Povirk
vincent at codeweavers.com
Mon Sep 12 12:55:42 CDT 2011
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From 70564012a1511289046dd8ccd5ba4a16a728e0c9 Mon Sep 17 00:00:00 2001
From: Vincent Povirk <vincent at codeweavers.com>
Date: Mon, 12 Sep 2011 12:50:18 -0500
Subject: [PATCH 2/2] ole32: Discard existing data when creating a new storage on an ILockBytes.
---
dlls/ole32/storage32.c | 4 ++++
dlls/ole32/tests/storage32.c | 2 +-
2 files changed, 5 insertions(+), 1 deletions(-)
diff --git a/dlls/ole32/storage32.c b/dlls/ole32/storage32.c
index e983bf3..69a00cd 100644
--- a/dlls/ole32/storage32.c
+++ b/dlls/ole32/storage32.c
@@ -2740,6 +2740,10 @@ static HRESULT StorageImpl_Construct(
ULARGE_INTEGER size;
BYTE bigBlockBuffer[MAX_BIG_BLOCK_SIZE];
+ /* Discard any existing data. */
+ size.QuadPart = 0;
+ ILockBytes_SetSize(This->lockBytes, size);
+
/*
* Initialize all header variables:
* - The big block depot consists of one block and it is at block 0
diff --git a/dlls/ole32/tests/storage32.c b/dlls/ole32/tests/storage32.c
index d0e5236..b8c6ada 100644
--- a/dlls/ole32/tests/storage32.c
+++ b/dlls/ole32/tests/storage32.c
@@ -2971,7 +2971,7 @@ static void test_hglobal_storage_creation(void)
r = StgOpenStorageOnILockBytes(ilb, NULL, STGM_READ|STGM_SHARE_EXCLUSIVE,
NULL, 0, &stg);
- todo_wine ok(r == S_OK, "StgOpenStorageOnILockBytes failed, hr=%x\n", r);
+ ok(r == S_OK, "StgOpenStorageOnILockBytes failed, hr=%x\n", r);
if (SUCCEEDED(r))
{
--
1.7.1
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