message.h

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/*-------------------------------------------------------------

message.h -- Thread subsystem II

Copyright (C) 2004
Michael Wiedenbauer (shagkur)
Dave Murphy (WinterMute)

This software is provided 'as-is', without any express or implied
warranty.  In no event will the authors be held liable for any
damages arising from the use of this software.

Permission is granted to anyone to use this software for any
purpose, including commercial applications, and to alter it and
redistribute it freely, subject to the following restrictions:

1.  The origin of this software must not be misrepresented; you
must not claim that you wrote the original software. If you use
this software in a product, an acknowledgment in the product
documentation would be appreciated but is not required.

2.  Altered source versions must be plainly marked as such, and
must not be misrepresented as being the original software.

3.  This notice may not be removed or altered from any source
distribution.

-------------------------------------------------------------*/


#ifndef __MESSAGE_H__
#define __MESSAGE_H__

#include <gctypes.h>

#define MQ_BOX_NULL             0xffffffff

#define MQ_ERROR_SUCCESSFUL     0
#define MQ_ERROR_TOOMANY        -5

#define MQ_MSG_BLOCK            0
#define MQ_MSG_NOBLOCK          1


#ifdef __cplusplus
extern "C" {
#endif


typedef u32 mqbox_t;


typedef void* mqmsg_t;



s32 MQ_Init(mqbox_t *mqbox,u32 count);


void MQ_Close(mqbox_t mqbox);


BOOL MQ_Send(mqbox_t mqbox,mqmsg_t msg,u32 flags);


BOOL MQ_Jam(mqbox_t mqbox,mqmsg_t msg,u32 flags);


BOOL MQ_Receive(mqbox_t mqbox,mqmsg_t *msg,u32 flags);

#ifdef __cplusplus
    }
#endif

#endif