From 4652be0c5a106d0604c2d3274803fc0f844b0433 Mon Sep 17 00:00:00 2001
From: lpleahy <lpleahy@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 8 Oct 2012 21:39:35 +0000
Subject: Fixed close for socket to properly release the socket context
 structure and the handle.

Signed-off-by: lpleahy


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13802 6f19259b-4bc3-4df7-8a09-765794883524
---
 StdLib/UseSocketDxe/UseSocketDxe.c | 53 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

(limited to 'StdLib/UseSocketDxe')

diff --git a/StdLib/UseSocketDxe/UseSocketDxe.c b/StdLib/UseSocketDxe/UseSocketDxe.c
index 6074143264..423419c23e 100644
--- a/StdLib/UseSocketDxe/UseSocketDxe.c
+++ b/StdLib/UseSocketDxe/UseSocketDxe.c
@@ -22,6 +22,59 @@
 #include <Protocol/ServiceBinding.h>
 
 
+/**
+  Free the socket resources
+
+  This releases the socket resources allocated by calling
+  EslServiceGetProtocol.
+
+  This routine is called from the ::close routine in BsdSocketLib
+  to release the socket resources.
+
+  @param [in] pSocketProtocol   Address of an ::EFI_SOCKET_PROTOCOL
+                                structure
+
+  @return       Value for ::errno, zero (0) indicates success.
+
+ **/
+int
+EslServiceFreeProtocol (
+  IN EFI_SOCKET_PROTOCOL * pSocketProtocol
+  )
+{
+  EFI_SERVICE_BINDING_PROTOCOL * pServiceBinding;
+  int RetVal;
+  EFI_STATUS Status;
+
+  //
+  //  Assume success
+  //
+  RetVal = 0;
+
+  //
+  //  Locate the socket protocol
+  //
+  Status = gBS->LocateProtocol ( &gEfiSocketServiceBindingProtocolGuid,
+                                 NULL,
+                                 (VOID **) &pServiceBinding );
+  if ( !EFI_ERROR ( Status )) {
+    //
+    //  Release the handle
+    //
+    Status = pServiceBinding->DestroyChild ( pServiceBinding,
+                                             pSocketProtocol->SocketHandle );
+  }
+  if ( EFI_ERROR ( Status )) {
+    RetVal = EIO;
+  }
+
+  //
+  //  Return the operation status
+  //
+  return RetVal;
+}
+
+
 /**
   Connect to the EFI socket library
 
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