rrl_defs.h

来自「澳洲人写的Cortex,包括uC_IP协议栈」· C头文件 代码 · 共 154 行

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<HTML><HEAD><TITLE>/home/asysweb/public_html/cortex/kernel/src/rrl_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 * *      rrl_defs.h * * SYSTEM COMPONENT * *      Recursive Resource Lock (RRL) * * DESCRIPTION * *      This file contains data and constant definitions for *      Recursive Resource Lock Compenent. * * SCCS HISTORY * *      @(#)rrl_defs.h  1.8, 01/25/99, 00:31:02 * * AUTHOR * *      Vadim N. Azarovsky * * CREATED * *      28-Feb-1998         by Vadim N. Azarovsky * * REVISION HISTORY * *      NAME                DATE                    REMARKS * **************************************************************************/</font><b><font color='DarkGreen'>#ifndef</font></b><font color="maroon"> __RRL_DEFS__H</font><b><font color='DarkGreen'>#define</font></b> <font color="maroon"><a name="__RRL_DEFS__H">__RRL_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="rlq_defs.h.FIND-INC"><font color="blue">"rlq_defs.h"</font></a><b><font color='DarkGreen'>#include</font></b> <a href="tsk_defs.h.FIND-INC"><font color="blue">"tsk_defs.h"</font></a><font color="#6920ac">/*********************** *  GLOBAL CONSTANSTS  * ***********************/</font><b><font color='DarkGreen'>#define</font></b> <font color="maroon"><a name="RRLC_LOCK_ID">RRLC_LOCK_ID</a></font>    0x52524C43UL    <font color="#6920ac">/* "RRLC" - rec res lock */</font><font color="#6920ac">/* * Return Codes */</font><b><font color='DarkGreen'>#define</font></b> <font color="maroon"><a name="RRLC_SUCCESS">RRLC_SUCCESS</a></font>            CRTX_SUCCESS    <font color="#6920ac">/* successful completion */</font><b><font color='DarkGreen'>#define</font></b> <font color="maroon"><a name="RRLC_ERR_INVALID_LOCK">RRLC_ERR_INVALID_LOCK</a></font>   -1              <font color="#6920ac">/* invalid lock */</font><font color="#6920ac">/* * RRL flags  */</font><b><font color='DarkGreen'>#define</font></b> <font color="maroon"><a name="RRLC_FLAG_INIT">RRLC_FLAG_INIT</a></font>          0x00    <font color="#6920ac">/* initialisation flags */</font><b><font color='DarkGreen'>#define</font></b> <font color="maroon"><a name="RRLC_FLAG_LOCK_ALLOC">RRLC_FLAG_LOCK_ALLOC</a></font>    0x01    <font color="#6920ac">/* lock control block is allocated */</font><b><font color='DarkGreen'>#define</font></b> <font color="maroon"><a name="RRLC_FLAG_SUSP_POLICY">RRLC_FLAG_SUSP_POLICY</a></font>   0x02    <font color="#6920ac">/* task suspend policy */</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="RRLC_SET_LOCK_ID">RRLC_SET_LOCK_ID</a></font>(_lock)        <b><font color='DarkGreen'># define</font></b> <font color="maroon"><a name="RRLC_CHECK_LOCK_ID">RRLC_CHECK_LOCK_ID</a></font>(_lock)  (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="RRLC_SET_LOCK_ID">RRLC_SET_LOCK_ID</a></font>(_lock)    ((_lock)-&gt;CheckID=RRLC_LOCK_ID)<b><font color='DarkGreen'># define</font></b> <font color="maroon"><a name="RRLC_CHECK_LOCK_ID">RRLC_CHECK_LOCK_ID</a></font>(_lock)  ((_lock)-&gt;CheckID==RRLC_LOCK_ID)<b><font color='DarkGreen'>#endif</font></b><font color="maroon"> <font color="#6920ac">/* ENVI_CRTX_ERR_CHECK_LEVEL == 0 */</font></font><font color="#6920ac">/*********************** *  GLOBAL DATA TYPES  * ***********************/</font><font color="#6920ac">/* * RRL Attributes */</font><i><a name="rrlc_Attr_t">typedef</a></i> <i>struct</i> {    <i>crtx_SegNum_t</i>           Segment;        <font color="#6920ac">/* memory segment */</font>    <i>task_SuspendPolicy_t</i>    SuspendPolicy;  <font color="#6920ac">/* suspend policy */</font>} <i><font color='DarkBlue'>rrlc_Attr_t</font></i>;<font color="#6920ac">/*  * Recursive resource lock control block  */</font> <i><a name="rrlc_Lock_t">typedef</a></i> <i>struct</i> rrlc_Lock_s {    <i>crtx_Int_t</i>      LockCounter;        <font color="#6920ac">/* lock counter */</font>    <i>crtx_Int_t</i>      EntryCounter;       <font color="#6920ac">/* reentry counter */</font>    <i>thrd_ID_t</i>       Owner;              <font color="#6920ac">/* owner of the lock */</font>    <i>crtx_Int_t</i>      Waiting;            <font color="#6920ac">/* tasks on wating list */</font>    <i>rque_Queue_t</i>    WaitingList;        <font color="#6920ac">/* entry waiting list */</font>    <i>crtx_Int_t</i>      Flags;              <font color="#6920ac">/* flags */</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 &gt; 0</font>    <i>crtx_Uint32_t</i>   CheckID;            <font color="#6920ac">/* object id (for error checking) */</font><b><font color='DarkGreen'>#endif</font></b><font color="maroon"> <font color="#6920ac">/* ENVI_CRTX_ERR_CHECK_LEVEL &gt; 0 */</font></font>} <i><font color='DarkBlue'>rrlc_Lock_t</font></i>;<font color="#6920ac">/***************** *  GLOBAL DATA  * *****************/</font><i>extern</i> <i>rrlc_Attr_t</i> rrlc_AttrDefault_g;      <font color="#6920ac">/* default attribute */</font><font color="#6920ac">/*************************** *  PROCEDURES PROTOTYPES  * ***************************/</font><font color="#6920ac">/* create/initialise recursive resource lock */</font><font size="+1"><i>rrlc_Lock_t</i> *<a href="rrlc_Create.FIND-FUNC">rrlc_Create</a>(<i>rrlc_Lock_t</i> *pLock_a, <i>rrlc_Attr_t</i> *pAttr_a);</font><font color="#6920ac">/* destroy resource lock */</font><font size="+1"><i>crtx_Void_t</i> <a href="rrlc_Delete.FIND-FUNC">rrlc_Delete</a>(<i>rrlc_Lock_t</i> *pLock_a);</font><font color="#6920ac">/* obtain lock */</font><font size="+1"><i>crtx_Void_t</i> <a href="rrlc_Lock.FIND-FUNC">rrlc_Lock</a>(<i>rrlc_Lock_t</i> *pLock_a);</font><font color="#6920ac">/* try to obtain lock */</font><font size="+1"><i>crtx_Boolean_t</i> <a href="rrlc_Try.FIND-FUNC">rrlc_Try</a>(<i>rrlc_Lock_t</i> *pLock_a);</font><font color="#6920ac">/* relinquish lock */</font><font size="+1"><i>crtx_Void_t</i> <a href="rrlc_Unlock.FIND-FUNC">rrlc_Unlock</a>(<i>rrlc_Lock_t</i> *pLock_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">/* __RRL_DEFS__H */</font></font></pre></BODY></HTML>

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