URL
https://opencores.org/ocsvn/or1k/or1k/trunk
Subversion Repositories or1k
[/] [or1k/] [trunk/] [rtems/] [c/] [src/] [exec/] [itron/] [include/] [itronsys/] [msgbuffer.h] - Rev 208
Go to most recent revision | Compare with Previous | Blame | View Log
/* * COPYRIGHT (c) 1989-1999. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.OARcorp.com/rtems/license.html. * * $Id: msgbuffer.h,v 1.2 2001-09-27 11:59:12 chris Exp $ */ #ifndef __ITRON_MESSAGEBUFFER_h_ #define __ITRON_MESSAGEBUFFER_h_ #ifdef __cplusplus extern "C" { #endif /* * Create Message Buffer (cre_mbf) Structure */ typedef struct t_cmbf { VP exinf; /* extended information */ ATR mbfatr; /* messagebuffer attributes */ INT bufsz; /* messagebuffer size */ INT maxmsz; /* maximum size of messages */ /* additional information may be included depending on the implementation */ } T_CMBF; /* * mbfatr */ #define TA_TFIFO 0x00 /* tasks waiting to receive messages are handled by FIFO */ #define TA_TPRI 0x01 /* tasks waiting to receive messages are handled by priority */ /* * mbfid */ #define TMBF_OS (-4) /* messagebuffer used for OS error log */ #define TMBF_DB (-3) /* messagebuffer used for debugging */ /* * Reference Message Buffer (ref_mbf) Structure */ typedef struct t_rmbf { VP exinf; /* extended information */ BOOL_ID wtsk; /* indicates whether or not there is a */ /* task waiting to receive a message */ BOOL_ID stsk; /* indicates whether or not there is a */ /* task waiting to send a message */ INT msgsz; /* size of message to be sent next */ INT frbufsz; /* size of free buffer */ /* additional information may be included depending on the implementation */ } T_RMBF; /* * Message Buffer Functions */ /* * cre_mbf - Create MessageBuffer */ ER cre_mbf( ID mbfid, T_CMBF *pk_cmbf ); /* * del_mbf - Delete MessageBuffer */ ER del_mbf( ID mbfid ); /* * snd_mbf - Send Message to MessageBuffer */ ER snd_mbf( ID mbfid, VP msg, INT msgsz ); /* * psnd_mbf - Poll and Send Message to MessageBuffer */ ER psnd_mbf( ID mbfid, VP msg, INT msgsz ); /* * tsnd_mbf - Send Message to MessageBuffer with Timeout */ ER tsnd_mbf( ID mbfid, VP msg, INT msgsz, TMO tmout ); /* * rcv_mbf - Receive Message from MessageBuffer */ ER rcv_mbf( VP msg, INT *p_msgsz, ID mbfid ); /* * prcv_mbf - Poll and Receive Message from MessageBuffer */ ER prcv_mbf( VP msg, INT *p_msgsz, ID mbfid ); /* * trcv_mbf - Receive Message from MessageBuffer with Timeout */ ER trcv_mbf( VP msg, INT *p_msgsz, ID mbfid, TMO tmout ); /* * ref_mbf - Reference MessageBuffer Status */ ER ref_mbf( T_RMBF *pk_rmbf, ID mbfid ); #ifdef __cplusplus } #endif #endif /* end of include file */
Go to most recent revision | Compare with Previous | Blame | View Log