C++ READ_SHORT函数代码示例

static VectorClock* readVectorClock(std::istream* inputStream,
                                    int& bytesRead) {
    std::list<std::pair<short, uint64_t> > entries;

    bytesRead = 0;
    uint16_t numEntries;
    READ_SHORT(inputStream, numEntries);
    bytesRead += 2;

    int versionSize = inputStream->get();
    bytesRead += 1;
    
    for (uint32_t i = 0; i < numEntries; i++) {
        short nodeId;

        READ_SHORT(inputStream, nodeId);
        bytesRead += 2;

        uint64_t version = readUINT64(inputStream, versionSize);
        bytesRead += versionSize;
        entries.push_back(std::make_pair(nodeId, version));
    }

    uint64_t timestamp = readUINT64(inputStream, 8);
    bytesRead += 8;
    return new VectorClock(&entries, timestamp);
}

//LRC
void CHud :: MsgFunc_SetFog( const char *pszName, int iSize, void *pbuf )
{
//	CONPRINT("MSG:SetFog");
	BEGIN_READ( pbuf, iSize );

	for ( int i = 0; i < 3; i++ )
		 g_fFogColor[ i ] = READ_BYTE();

	g_fFadeDuration = READ_SHORT();
	g_fStartDist = READ_SHORT();

	if (g_fFadeDuration > 0)
	{
//		// fading in
//		g_fStartDist = READ_SHORT();
		g_iFinalEndDist = READ_SHORT();
//		g_fStartDist = FOG_LIMIT;
		g_fEndDist = FOG_LIMIT;
	}
	else if (g_fFadeDuration < 0)
	{
//		// fading out
//		g_iFinalStartDist =
		g_iFinalEndDist = g_fEndDist = READ_SHORT();
	}
	else
	{
//		g_fStartDist = READ_SHORT();
		g_fEndDist = READ_SHORT();
	}
}

//LRC
int CHud::MsgFunc_SetFog( const char *pszName, int iSize, void *pbuf )
{
	BEGIN_READ( pbuf, iSize );

	for ( int i = 0; i < 3; i++ )
		 g_fFogColor[ i ] = READ_BYTE();

	g_fFadeDuration = READ_SHORT();
	g_fStartDist = READ_SHORT();

	if (g_fFadeDuration > 0)
	{
//		// fading in
		g_iFinalEndDist = READ_SHORT();
		g_fEndDist = FOG_LIMIT;
	}
	else if (g_fFadeDuration < 0)
	{
//		// fading out
		g_iFinalEndDist = g_fEndDist = READ_SHORT();
	}
	else
	{
		g_fEndDist = READ_SHORT();
	}
	return 1;
}

	// trigger_viewset message
int CHud :: MsgFunc_CamData( const char *pszName, int iSize, void *pbuf ) // rain stuff
{
	BEGIN_READ( pbuf, iSize );
		gHUD.viewEntityIndex = READ_SHORT();
		gHUD.viewFlags = READ_SHORT();
//	gEngfuncs.Con_Printf( "Got view entity with index %i\n", gHUD.viewEntityIndex );
	return 1;
}

void CHud :: MsgFunc_InitHUD( const char *pszName, int iSize, void *pbuf )
{
	g_iTeleNum = 0;
	g_bLoadedTeles = false;
	int i;

	//Clear all the teleporters
	for ( i = 0; i < MAX_TELES; i++ )
	{
		g_vecTeleMins[ i ].x = 0.0;
		g_vecTeleMins[ i ].y = 0.0;
		g_vecTeleMins[ i ].z = 0.0;

		g_vecTeleMaxs[ i ].x = 0.0;
		g_vecTeleMaxs[ i ].y = 0.0;
		g_vecTeleMaxs[ i ].z = 0.0;
	}

	/***** FOG CLEARING JIBBA JABBA *****/
	for ( i = 0; i < 3; i++ )
		 g_iFogColor[ i ] = 0.0;

	g_iStartDist = 0.0;
	g_iEndDist = 0.0;
	/***** FOG CLEARING JIBBA JABBA *****/

	// prepare all hud data
	HUDLIST *pList = m_pHudList;

	while (pList)
	{
		if ( pList->p )
			pList->p->InitHUDData();
		pList = pList->pNext;
	}

	BEGIN_READ( pbuf, iSize );
	g_iTeleNum = READ_BYTE();

	for ( i = 0; i < g_iTeleNum; i++ )
	{
		g_vecTeleMins[ i ].x = READ_COORD();
		g_vecTeleMins[ i ].y = READ_COORD();
		g_vecTeleMins[ i ].z = READ_COORD();
		g_vecTeleMaxs[ i ].x = READ_COORD();
		g_vecTeleMaxs[ i ].y = READ_COORD();
		g_vecTeleMaxs[ i ].z = READ_COORD();
	}

	for ( i = 0; i < 3; i++ )
		 g_iFogColor[ i ] = READ_SHORT(); // Should just get a byte.

	//If they both are 0, it means no fog for this level.
	g_iStartDist = READ_SHORT(); 
	g_iEndDist = READ_SHORT(); 
}

//LRC 1.8
void CHud :: MsgFunc_ClampView( const char *pszName, int iSize, void *pbuf )
{
	BEGIN_READ( pbuf, iSize );

	g_clampMinYaw = READ_SHORT();
	g_clampMaxYaw = READ_SHORT();
	g_clampMinPitch = READ_BYTE() - 128;
	g_clampMaxPitch = READ_BYTE() - 128;
	*(long*)&g_clampTurnSpeed = READ_LONG();
}

int CHud :: MsgFunc_RainData( const char *pszName, int iSize, void *pbuf )
{
	BEGIN_READ( pbuf, iSize );
		Rain.dripsPerSecond =	READ_SHORT();
		Rain.distFromPlayer =	READ_COORD();
		Rain.windX =			READ_COORD();
		Rain.windY =			READ_COORD();
		Rain.randX =			READ_COORD();
		Rain.randY =			READ_COORD();
		Rain.weatherMode =		READ_SHORT();
		Rain.globalHeight =		READ_COORD();
	return 1;
}

int CHud :: MsgFunc_SetFog( const char *pszName, int iSize, void *pbuf )
{
	BEGIN_READ( pszName, iSize, pbuf );

	m_vecFogColor.x = (float)(READ_BYTE() / 255.0f);
	m_vecFogColor.y = (float)(READ_BYTE() / 255.0f);
	m_vecFogColor.z = (float)(READ_BYTE() / 255.0f);

	m_flStartDist = READ_SHORT();
          m_flEndDist = READ_SHORT();

	END_READ();
	
	return 1;
}

int CHud :: MsgFunc_Inventory( const char *pszName, int iSize, void *pbuf ) //AJH inventory system
{
	BEGIN_READ( pbuf, iSize );
		int i = READ_SHORT();

		if (i==0){ //We've died (or got told to lose all items) so remove inventory.
			for (i=0;i<MAX_ITEMS;i++){
				g_iInventory[i]=0;
			}
		}else
		{
			i-=1;	// subtract one so g_iInventory[0] can be used. (lowest ITEM_* is defined as '1')
			g_iInventory[i] = READ_SHORT();
		}
	return 1;
}

/*
====================
MsgCreateSystem

====================
*/
int CParticleEngine::MsgCreateSystem( const char *pszName, int iSize, void *pbuf ) 
{
	BEGIN_READ(pbuf, iSize);

	vec3_t pos;
	pos.x = READ_COORD();
	pos.y = READ_COORD();
	pos.z = READ_COORD();

	vec3_t ang;
	ang.x = READ_COORD();
	ang.y = READ_COORD();
	ang.z = READ_COORD();

	int iType = READ_BYTE();
	char *szPath = READ_STRING();
	int iId = READ_SHORT();

	if(iType == 2)
		RemoveSystem(iId);
	else if(iType == 1)
		CreateCluster(szPath, pos, ang, iId);
	else
		CreateSystem(szPath, pos, ang, iId);

	return 1;
}

int CHudScoreboard :: MsgFunc_ScoreInfo( const char *pszName, int iSize, void *pbuf )
{
	m_iFlags |= HUD_ACTIVE;

	BEGIN_READ( pbuf, iSize );
	short cl = READ_BYTE();
	short frags = READ_SHORT();
	short deaths = READ_SHORT();

	if ( cl > 0 && cl <= MAX_PLAYERS )
	{
		m_PlayerExtraInfo[cl].frags = frags;
		m_PlayerExtraInfo[cl].deaths = deaths;
	}

	return 1;
}

static void nv30_parse(struct nvbios *bios, char *rom, unsigned short nv_offset)
{
	unsigned short init_offset = 0;
	unsigned short perf_offset=0;
	unsigned short volt_offset=0;

	int offset = READ_SHORT(rom, nv_offset + 30);
	bios->signon_msg = nv_read(rom, offset);

	init_offset = READ_SHORT(rom, nv_offset + 0x4d);

	volt_offset = READ_SHORT(rom, nv_offset + 0x98);
	parse_voltage_table(bios, rom, volt_offset);

	perf_offset = READ_SHORT(rom, nv_offset + 0x94);
	parse_nv30_performance_table(bios, rom, perf_offset);
}

//LRC
void CHud :: MsgFunc_SetFog( const char *pszName, int iSize, void *pbuf )
{
//	CONPRINT("MSG:SetFog");
	BEGIN_READ( pbuf, iSize );

	for ( int i = 0; i < 3; i++ )
	{
		g_fogPostFade.fogColor[i] = READ_BYTE();

		if ( g_fog.fogColor[i] >= 0 )
			g_fogPreFade.fogColor[i] = g_fog.fogColor[i];
		else
			g_fogPreFade.fogColor[i] = g_fogPostFade.fogColor[i];
	}

	g_fFogFadeDuration = READ_SHORT();

	g_fogPostFade.startDist = READ_SHORT();
	if ( g_fog.startDist >= 0 )
		g_fogPreFade.startDist = g_fog.startDist;
	else
		g_fogPreFade.startDist = g_fogPostFade.startDist;

	g_fogPostFade.endDist = READ_SHORT();
	if ( g_fog.endDist >= 0 )
		g_fogPreFade.endDist = g_fog.endDist;
	else
		g_fogPreFade.endDist = g_fogPostFade.endDist;

	if ( g_fFogFadeDuration < 0 )
	{
		g_fFogFadeDuration *= -1;
		g_fogPostFade.startDist = FOG_LIMIT;
		g_fogPostFade.endDist = FOG_LIMIT;
	}
	else if ( g_fFogFadeDuration == 0 )
	{
		g_fog.endDist = g_fogPostFade.endDist;
		for ( int i = 0; i < 3; i++ )
		{
			g_fogPreFade.fogColor[i] = g_fog.fogColor[i];
		}
	}
	g_fFogFadeFraction = 0;
}

static void checkException(std::istream* inputStream) {
    uint16_t retCode;
    READ_SHORT(inputStream, retCode);
    if (retCode != 0) {
        retCode = ntohs(retCode);
        std::auto_ptr<std::string> error(readUTF(inputStream));
        throw VoldemortException(error->c_str());
    }
}

// Message handler for ShowMenu message
// takes four values:
// short: a bitfield of keys that are valid input
// char : the duration, in seconds, the menu should stay up. -1 means is stays until something is chosen.
// byte : a boolean, TRUE if there is more string yet to be received before displaying the menu, FALSE if it's the last string
// string: menu string to display
// if this message is never received, then scores will simply be the combined totals of the players.
int CHudMenu :: MsgFunc_ShowMenu( const char *pszName, int iSize, void *pbuf )
{
	char *temp = NULL;

	BEGIN_READ( pszName, pbuf, iSize );

	m_bitsValidSlots = READ_SHORT();
	int DisplayTime = READ_CHAR();
	int NeedMore = READ_BYTE();

	if( DisplayTime > 0 )
		m_flShutoffTime = DisplayTime + gHUD.m_flTime;
	else
		m_flShutoffTime = -1;

	if( m_bitsValidSlots )
	{
		if( !m_fWaitingForMore )
		{
			// this is the start of a new menu
			Q_strncpy( g_szPrelocalisedMenuString, READ_STRING(), MAX_MENU_STRING );
		}
		else
		{
			// append to the current menu string
			Q_strncat( g_szPrelocalisedMenuString, READ_STRING(), MAX_MENU_STRING - Q_strlen( g_szPrelocalisedMenuString ));
		}
		g_szPrelocalisedMenuString[MAX_MENU_STRING-1] = 0;  // ensure null termination (strncat/strncpy does not)

		if( !NeedMore )
		{
			// we have the whole string, so we can localise it now
			Q_strcpy( g_szMenuString, gHUD.m_TextMessage.BufferedLocaliseTextString( g_szPrelocalisedMenuString ));

			// Swap in characters
			if( KB_ConvertString( g_szMenuString, &temp ))
			{
				Q_strcpy( g_szMenuString, temp );
				free( temp );
			}
		}

		m_fMenuDisplayed = 1;
		m_iFlags |= HUD_ACTIVE;
	}
	else
	{
		m_fMenuDisplayed = 0; // no valid slots means that the menu should be turned off
		m_iFlags &= ~HUD_ACTIVE;
	}

	m_fWaitingForMore = NeedMore;

	END_READ();

	return 1;
}