remove the self-implementation on checksum() in this module by using BaseLib.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8637 6f19259b-4bc3-4df7-8a09-765794883524

1 files changed, 4 insertions, 39 deletions

diff --git a/MdeModulePkg/Bus/Pci/UndiRuntimeDxe/Decode.c b/MdeModulePkg/Bus/Pci/UndiRuntimeDxe/Decode.c
index f169d88ffe..670fa18d53 100644
--- a/MdeModulePkg/Bus/Pci/UndiRuntimeDxe/Decode.c
+++ b/MdeModulePkg/Bus/Pci/UndiRuntimeDxe/Decode.c
@@ -1381,38 +1381,6 @@ badcdb:
 

 

 /**

-  This does an 8 bit check sum of the passed in buffer for Len bytes.

-  This is primarily used to update the check sum in the SW UNDI header.

-

-  @param  Buffer               Pointer to the passed in buffer to check sum

-  @param  Len                  Length of buffer to be check summed in bytes.

-

-  @return None

-

-**/

-UINT8

-ChkSum (

-  IN  VOID   *Buffer,

-  IN  UINT16 Len

-  )

-{

-  UINT8 Chksum;

-  INT8  *Bp;

-

-  Chksum = 0;

-  if ((Bp = Buffer) != NULL) {

-    while (Len--) {

-      Chksum = (UINT8) (Chksum +*Bp++);

-

-    }

-

-  }

-

-  return Chksum;

-}

-

-

-/**

   When called with a null NicPtr, this routine decrements the number of NICs

   this UNDI is supporting and removes the NIC_DATA_POINTER from the array.

   Otherwise, it increments the number of NICs this UNDI is supported and

@@ -1423,7 +1391,6 @@ ChkSum (
   @return None

 

 **/

-// TODO:    PxePtr - add argument and description to function comment

 VOID

 PxeUpdate (

   IN  NIC_DATA_INSTANCE *NicPtr,

@@ -1438,7 +1405,7 @@ PxeUpdate (
       PxePtr->IFcnt--;

     }

 

-    PxePtr->Fudge = (UINT8) (PxePtr->Fudge - ChkSum ((VOID *) PxePtr, PxePtr->Len));

+    PxePtr->Fudge = (UINT8) (PxePtr->Fudge - CalculateSum8 ((VOID *) PxePtr, PxePtr->Len));

     return ;

   }

 

@@ -1446,7 +1413,7 @@ PxeUpdate (
   // number of NICs this undi supports

   //

   PxePtr->IFcnt++;

-  PxePtr->Fudge = (UINT8) (PxePtr->Fudge - ChkSum ((VOID *) PxePtr, PxePtr->Len));

+  PxePtr->Fudge = (UINT8) (PxePtr->Fudge - CalculateSum8 ((VOID *) PxePtr, PxePtr->Len));

 

   return ;

 }

@@ -1455,14 +1422,12 @@ PxeUpdate (
 /**

   Initialize the !PXE structure

 

-  @param  RemainingDevicePath  Not used, always produce all possible children.

+  @param  PxePtr               Pointer to SW_UNDI data structure.

 

   @retval EFI_SUCCESS          This driver is added to Controller.

   @retval other                This driver does not support this device.

 

 **/

-// TODO:    PxePtr - add argument and description to function comment

-// TODO:    VersionFlag - add argument and description to function comment

 VOID

 PxeStructInit (

   IN PXE_SW_UNDI *PxePtr

@@ -1507,6 +1472,6 @@ PxeStructInit (
   PxePtr->BusCnt        = 1;

   PxePtr->BusType[0]    = PXE_BUSTYPE_PCI;

 

-  PxePtr->Fudge         = (UINT8) (PxePtr->Fudge - ChkSum ((VOID *) PxePtr, PxePtr->Len));

+  PxePtr->Fudge         = (UINT8) (PxePtr->Fudge - CalculateSum8 ((VOID *) PxePtr, PxePtr->Len));

 }