system/lib/lcd/gui/Core/GUI__Read.c

60 lines
1.8 KiB
C

/*
*********************************************************************************************************
* uC/GUI
* Universal graphic software for embedded applications
*
* (c) Copyright 2002, Micrium Inc., Weston, FL
* (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
*
* µC/GUI is protected by international copyright laws. Knowledge of the
* source code may not be used to write a similar product. This file may
* only be used in accordance with a license and should not be redistributed
* in any way. We appreciate your understanding and fairness.
*
----------------------------------------------------------------------
File : GUI__ReadData.c
Purpose : Implementation of reading data
---------------------------END-OF-HEADER------------------------------
*/
#include "GUI_Protected.h"
/*********************************************************************
*
* Exported code
*
**********************************************************************
*/
/*********************************************************************
*
* GUI__Read16
*/
U16 GUI__Read16(const U8 ** ppData) {
const U8 * pData;
U16 Value;
pData = *ppData;
Value = *pData;
Value |= (U16)(*(pData + 1) << 8);
pData += 2;
*ppData = pData;
return Value;
}
/*********************************************************************
*
* GUI__Read32
*/
U32 GUI__Read32(const U8 ** ppData) {
const U8 * pData;
U32 Value;
pData = *ppData;
Value = *pData;
Value |= ( *(pData + 1) << 8);
Value |= ((U32)*(pData + 2) << 16);
Value |= ((U32)*(pData + 3) << 24);
pData += 4;
*ppData = pData;
return Value;
}