libmtap.c

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/*
# _____     ___ ____     ___ ____
#  ____|   |    ____|   |        | |____|
# |     ___|   |____ ___|    ____| |    \    PS2DEV Open Source Project.
#-----------------------------------------------------------------------
# Copyright 2001-2004, ps2dev - http://www.ps2dev.org
# Licenced under Academic Free License version 2.0
# Review ps2sdk README & LICENSE files for further details.
*/
 
#include <tamtypes.h>
#include <string.h>
#include <kernel.h>
#include <sifrpc.h>
#include <stdarg.h>
 
#include "libmtap.h"
 
#define MTAPSERV_PORT_OPEN          0x80000901
#define MTAPSERV_PORT_CLOSE         0x80000902
#define MTAPSERV_GET_CONNECTION     0x80000903
 
static unsigned int mtapRpcBuffer[32] __attribute__((aligned (64)));
static struct t_SifRpcClientData clientPortOpen __attribute__((aligned (64)));
static struct t_SifRpcClientData clientPortClose __attribute__((aligned (64)));
static struct t_SifRpcClientData clientGetConnection __attribute__((aligned (64)));
static int mtapInited = 0;
 
int mtapInit(void)
{
    if(mtapInited) return -1;
 
    while(1)
    {
        if (sceSifBindRpc(&clientPortOpen, MTAPSERV_PORT_OPEN, 0) < 0) return -1;
        if (clientPortOpen.server != 0) break;
 
    nopdelay();
    }
 
    while(1)
    {
        if (sceSifBindRpc(&clientPortClose, MTAPSERV_PORT_CLOSE, 0) < 0) return -1;
        if (clientPortClose.server != 0) break;
 
    nopdelay();
    }
 
    while(1)
    {
        if (sceSifBindRpc(&clientGetConnection, MTAPSERV_GET_CONNECTION, 0) < 0) return -1;
        if (clientGetConnection.server != 0) break;
 
    nopdelay();
    }
 
    mtapInited = 1;
 
    return 1;
}
 
int mtapPortOpen(int port)
{
    if(!mtapInited) return -1;
 
    mtapRpcBuffer[0] = port;
    sceSifCallRpc(&clientPortOpen, 1, 0, mtapRpcBuffer, 4, mtapRpcBuffer, 8, NULL, NULL);
 
    return mtapRpcBuffer[1];
}
 
int mtapPortClose(int port)
{
    if(!mtapInited) return -1;
 
    mtapRpcBuffer[0] = port;
    sceSifCallRpc(&clientPortClose, 1, 0, mtapRpcBuffer, 4, mtapRpcBuffer, 8, NULL, NULL);
 
    return mtapRpcBuffer[1];
}
 
int mtapGetConnection(int port)
{
    if(!mtapInited) return -1;
 
    mtapRpcBuffer[0] = port;
    sceSifCallRpc(&clientGetConnection, 1, 0, mtapRpcBuffer, 4, mtapRpcBuffer, 8, NULL, NULL);
 
    return mtapRpcBuffer[1];
}