Rob Shearman : ole32: Add documentation for error info functions.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 07229ed8ec07cf6a5353e5ff6eab1129a4410d72
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=07229ed8ec07cf6a5353e5ff6eab1129a4410d72

Author: Rob Shearman <rob at codeweavers.com>
Date:   Tue May  8 00:02:06 2007 +0100

ole32: Add documentation for error info functions.

---

 dlls/ole32/errorinfo.c |   35 +++++++++++++++++++++++++++++++++++
 1 files changed, 35 insertions(+), 0 deletions(-)

diff --git a/dlls/ole32/errorinfo.c b/dlls/ole32/errorinfo.c
index 01dc305..7318a97 100644
--- a/dlls/ole32/errorinfo.c
+++ b/dlls/ole32/errorinfo.c
@@ -465,8 +465,18 @@ static const ISupportErrorInfoVtbl ISupportErrorInfoImpl_VTable =
 
   ISupportErrorInfoImpl_InterfaceSupportsErrorInfo
 };
+
 /***********************************************************************
  *		CreateErrorInfo (OLE32.@)
+ *
+ * Creates an object used to set details for an error info object.
+ *
+ * PARAMS
+ *  pperrinfo [O]. Address where error info creation object will be stored.
+ *
+ * RETURNS
+ *  Success: S_OK.
+ *  Failure: HRESULT code.
  */
 HRESULT WINAPI CreateErrorInfo(ICreateErrorInfo **pperrinfo)
 {
@@ -483,6 +493,21 @@ HRESULT WINAPI CreateErrorInfo(ICreateErrorInfo **pperrinfo)
 
 /***********************************************************************
  *		GetErrorInfo (OLE32.@)
+ *
+ * Retrieves the error information object for the current thread.
+ *
+ * PARAMS
+ *  dwReserved [I]. Reserved. Must be zero.
+ *  pperrinfo  [O]. Address where error information object will be stored on return.
+ *
+ * RETURNS
+ *  Success: S_OK if an error information object was set for the current thread.
+ *           S_FALSE if otherwise.
+ *  Failure: E_INVALIDARG if dwReserved is not zero.
+ *
+ * NOTES
+ *  This function causes the current error info object for the thread to be
+ *  cleared if one was set beforehand.
  */
 HRESULT WINAPI GetErrorInfo(ULONG dwReserved, IErrorInfo **pperrinfo)
 {
@@ -511,6 +536,16 @@ HRESULT WINAPI GetErrorInfo(ULONG dwReserved, IErrorInfo **pperrinfo)
 
 /***********************************************************************
  *		SetErrorInfo (OLE32.@)
+ *
+ * Sets the error information object for the current thread.
+ *
+ * PARAMS
+ *  dwReserved [I] Reserved. Must be zero.
+ *  perrinfo   [I] Error info object.
+ *
+ * RETURNS
+ *  Success: S_OK.
+ *  Failure: E_INVALIDARG if dwReserved is not zero.
  */
 HRESULT WINAPI SetErrorInfo(ULONG dwReserved, IErrorInfo *perrinfo)
 {