fsp_defs.h
来自「澳洲人写的Cortex,包括uC_IP协议栈」· C头文件 代码 · 共 150 行
H
150 行
<HTML><HEAD><TITLE>/home/asysweb/public_html/cortex/kernel/src/fsp_defs.h</TITLE></HEAD><BODY><pre><font color="#6920ac">/*************************************************************************/</font><font color="#6920ac">/* */</font><font color="#6920ac">/* Copyright (c) 1997-1999 Australian Real Time Embedded Systems */</font><font color="#6920ac">/* */</font><font color="#6920ac">/* PROPRIETARY RIGHTS of Australian Real Time Embedded Systems */</font><font color="#6920ac">/* are involved in the subject matter of this material. All reproduction,*/</font><font color="#6920ac">/* manufacturing, use, and sales rights pertaining to this subject matter*/</font><font color="#6920ac">/* are governed by the license agreement. The recipient of this software */</font><font color="#6920ac">/* implicitly accepts the terms of the license. */</font><font color="#6920ac">/* */</font><font color="#6920ac">/*************************************************************************/</font><font color="#6920ac">/************************************************************************* * * FILE NAME * * fsp_defs.h * * SYSTEM COMPONENT * * Fixed-Size Memory Pool (FSP) Component * * DESCRIPTION * * This file contains data and constant definitions for * Fixed-Size Memory Pool Component. * * SCCS HISTORY * * @(#)fsp_defs.h 1.4, 01/25/99, 00:32:08 * * AUTHOR * * Vadim N. Azarovsky * * CREATED * * 27-May-1998 by Vadim N. Azarovsky * * REVISION HISTORY * * NAME DATE REMARKS * **************************************************************************/</font><b><font color='DarkGreen'>#ifndef</font></b><font color="maroon"> __FSP_DEFS__H</font><b><font color='DarkGreen'>#define</font></b> <font color="maroon"><a name="__FSP_DEFS__H">__FSP_DEFS__H</a></font><b><font color='DarkGreen'>#ifdef</font></b><font color="maroon"> __cplusplus</font><i>extern</i> <font color="DarkGreen">"C"</font> {<b><font color='DarkGreen'>#endif</font></b><font color="maroon"> <font color="#6920ac">/* __cplusplus */</font></font><b><font color='DarkGreen'>#include</font></b> <a href="crt_defs.h.FIND-INC"><font color="blue">"crt_defs.h"</font></a><b><font color='DarkGreen'>#include</font></b> <a href="env_defs.h.FIND-INC"><font color="blue">"env_defs.h"</font></a><font color="#6920ac">/*********************** * GLOBAL CONSTANSTS * ***********************/</font><b><font color='DarkGreen'>#define</font></b> <font color="maroon"><a name="FSMP_POOL_ID">FSMP_POOL_ID</a></font> 0x46534D50UL <font color="#6920ac">/* "FSMP" - FSP pool */</font><font color="#6920ac">/* * Return Codes */</font><b><font color='DarkGreen'>#define</font></b> <font color="maroon"><a name="FSMP_SUCCESS">FSMP_SUCCESS</a></font> CRTX_SUCCESS <font color="#6920ac">/* successful completion */</font><b><font color='DarkGreen'>#define</font></b> <font color="maroon"><a name="FSMP_ERR_INVALID_POOL">FSMP_ERR_INVALID_POOL</a></font> -1 <font color="#6920ac">/* invalid memory pool */</font><b><font color='DarkGreen'>#define</font></b> <font color="maroon"><a name="FSMP_ERR_INVALID_BLOCK">FSMP_ERR_INVALID_BLOCK</a></font> -2 <font color="#6920ac">/* invalid memory block */</font><b><font color='DarkGreen'>#define</font></b> <font color="maroon"><a name="FSMP_ERR_BLOCK_IS_FREE">FSMP_ERR_BLOCK_IS_FREE</a></font> -3 <font color="#6920ac">/* block already released */</font><font color="#6920ac">/***************** * GLOBAL MACROS * *****************/</font><b><font color='DarkGreen'>#if</font></b><font color="maroon"> ENVI_CRTX_ERR_CHECK_LEVEL == 0</font><b><font color='DarkGreen'># define</font></b> <font color="maroon"><a name="FSMP_SET_POOL_ID">FSMP_SET_POOL_ID</a></font>(_pool) <b><font color='DarkGreen'># define</font></b> <font color="maroon"><a name="FSMP_CHECK_POOL_ID">FSMP_CHECK_POOL_ID</a></font>(_pool) (CRTX_TRUE)<b><font color='DarkGreen'>#else</font></b><font color="maroon"></font><b><font color='DarkGreen'># define</font></b> <font color="maroon"><a name="FSMP_SET_POOL_ID">FSMP_SET_POOL_ID</a></font>(_pool) ((_pool)->CheckID=FSMP_POOL_ID)<b><font color='DarkGreen'># define</font></b> <font color="maroon"><a name="FSMP_CHECK_POOL_ID">FSMP_CHECK_POOL_ID</a></font>(_pool) ((_pool)->CheckID==FSMP_POOL_ID)<b><font color='DarkGreen'>#endif</font></b><font color="maroon"> <font color="#6920ac">/* ENVI_CRTX_ERR_CHECK_LEVEL == 0 */</font></font><b><font color='DarkGreen'>#define</font></b> <font color="maroon"><a name="fsmp_IsEmpty">fsmp_IsEmpty</a></font>(pPool) ((pPool)->pFreeList == CRTX_NULL)<font color="#6920ac">/*********************** * GLOBAL DATA TYPES * ***********************/</font><i><a name="fsmp_Block_t">typedef</a></i> <i>struct</i> fsmp_Block_s { <i>struct</i> fsmp_Block_s *pNext;} <i><font color='DarkBlue'>fsmp_Block_t</font></i>;<font color="#6920ac">/* Pool control block */</font><i><a name="fsmp_Pool_t">typedef</a></i> <i>struct</i> { <i>fsmp_Block_t</i> *pFreeList; <font color="#6920ac">/* list of free blocks */</font> <i>crtx_Int_t</i> NrAllocated; <font color="#6920ac">/* number allocated blocks */</font> <i>crtx_Int_t</i> NrBlocks; <font color="#6920ac">/* number blocks on the pool */</font> <i>crtx_Int_t</i> BlockSize; <font color="#6920ac">/* block size */</font> <i>crtx_SegNum_t</i> Segment; <font color="#6920ac">/* memory segment */</font><b><font color='DarkGreen'>#if</font></b><font color="maroon"> ENVI_CRTX_ERR_CHECK_LEVEL > 0</font> <i>crtx_Uint32_t</i> CheckID; <font color="#6920ac">/* node id (for error checking) */</font><b><font color='DarkGreen'>#endif</font></b><font color="maroon"> <font color="#6920ac">/* ENVI_CRTX_ERR_CHECK_LEVEL > 0 */</font></font>} <i><font color='DarkBlue'>fsmp_Pool_t</font></i>;<font color="#6920ac">/* * Attributes Structure. */</font><i><a name="fsmp_Attr_t">typedef</a></i> <i>struct</i> fsmp_Attr_s { <i>crtx_SegNum_t</i> Segment; <font color="#6920ac">/* memory segment */</font>} <i><font color='DarkBlue'>fsmp_Attr_t</font></i>;<font color="#6920ac">/***************** * GLOBAL DATA * *****************/</font><i>extern</i> <i>fsmp_Attr_t</i> fsmp_AttrDefault_g; <font color="#6920ac">/* default attribute */</font><font color="#6920ac">/*************************** * PROCEDURES PROTOTYPES * ***************************/</font><font color="#6920ac">/* create fixed-size memory pool */</font><font size="+1"><i>fsmp_Pool_t</i> *<a href="fsmp_Create.FIND-FUNC">fsmp_Create</a>(<i>crtx_Int_t</i> NrBlocks_a, <i>crtx_Int_t</i> Size_a, <i>fsmp_Attr_t</i> *pAttr_a);</font><font color="#6920ac">/* delete fixed-size memory pool */</font><font size="+1"><i>crtx_Void_t</i> <a href="fsmp_Delete.FIND-FUNC">fsmp_Delete</a>(<i>fsmp_Pool_t</i> *pPool_a);</font><font color="#6920ac">/* allocate block from pool */</font><font size="+1"><i>crtx_Void_t</i> *<a href="fsmp_Allocate.FIND-FUNC">fsmp_Allocate</a>(<i>fsmp_Pool_t</i> *pPool_a);</font><font color="#6920ac">/* return block */</font><font size="+1"><i>crtx_Status_t</i> <a href="fsmp_Free.FIND-FUNC">fsmp_Free</a>(<i>fsmp_Pool_t</i> *pPool_a, <i>crtx_Void_t</i> *pBlock_a);</font><font color="#6920ac">/* simple procedure to validate integrity of memory pool */</font><font size="+1"><i>crtx_Boolean_t</i> <a href="fsmp_Validate.FIND-FUNC">fsmp_Validate</a>(<i>fsmp_Pool_t</i> *pPool_a);</font><font color="#6920ac">/* ===== END OF THE DEFINITION FILE ===== */</font><b><font color='DarkGreen'>#ifdef</font></b><font color="maroon"> __cplusplus</font>}<b><font color='DarkGreen'>#endif</font></b><font color="maroon"> <font color="#6920ac">/* __cplusplus */</font></font><b><font color='DarkGreen'>#endif</font></b><font color="maroon"> <font color="#6920ac">/* __FSP_DEFS__H */</font></font></pre></BODY></HTML>⌨️ 快捷键说明
复制代码Ctrl + C
搜索代码Ctrl + F
全屏模式F11
增大字号Ctrl + =
减小字号Ctrl + -
显示快捷键?