com_msg.c File Reference

#include "quakedef.h"

Include dependency graph for com_msg.c:

Go to the source code of this file.

Functions
float	BuffBigFloat (const unsigned char *buffer)
	Extract a big endian 32bit float from the given buffer.
int	BuffBigLong (const unsigned char *buffer)
	Extract a big endian 32bit int from the given buffer.
short	BuffBigShort (const unsigned char *buffer)
	Extract a big endian 16bit short from the given buffer.
float	BuffLittleFloat (const unsigned char *buffer)
	Extract a little endian 32bit float from the given buffer.
int	BuffLittleLong (const unsigned char *buffer)
	Extract a little endian 32bit int from the given buffer.
short	BuffLittleShort (const unsigned char *buffer)
	Extract a little endian 16bit short from the given buffer.
void	MSG_BeginReading (sizebuf_t *sb)
void	MSG_InitReadBuffer (sizebuf_t *buf, unsigned char *data, int size)
float	MSG_ReadAngle (sizebuf_t *sb, protocolversion_t protocol)
float	MSG_ReadAngle16i (sizebuf_t *sb)
float	MSG_ReadAngle32f (sizebuf_t *sb)
float	MSG_ReadAngle8i (sizebuf_t *sb)
float	MSG_ReadBigFloat (sizebuf_t *sb)
int	MSG_ReadBigLong (sizebuf_t *sb)
int	MSG_ReadBigShort (sizebuf_t *sb)
size_t	MSG_ReadBytes (sizebuf_t *sb, size_t numbytes, unsigned char *out)
float	MSG_ReadCoord (sizebuf_t *sb, protocolversion_t protocol)
float	MSG_ReadCoord13i (sizebuf_t *sb)
float	MSG_ReadCoord16i (sizebuf_t *sb)
float	MSG_ReadCoord32f (sizebuf_t *sb)
float	MSG_ReadLittleFloat (sizebuf_t *sb)
int	MSG_ReadLittleLong (sizebuf_t *sb)
int	MSG_ReadLittleShort (sizebuf_t *sb)
char *	MSG_ReadString (sizebuf_t *sb, char *string, size_t maxstring)
size_t	MSG_ReadString_len (sizebuf_t *sb, char *string, size_t maxstring)
	Same as MSG_ReadString except it returns the number of bytes written to *string excluding the \0 terminator.
void	MSG_ReadVector (sizebuf_t *sb, vec3_t v, protocolversion_t protocol)
void	MSG_WriteAngle (sizebuf_t *sb, float f, protocolversion_t protocol)
void	MSG_WriteAngle16i (sizebuf_t *sb, float f)
void	MSG_WriteAngle32f (sizebuf_t *sb, float f)
void	MSG_WriteAngle8i (sizebuf_t *sb, float f)
void	MSG_WriteByte (sizebuf_t *sb, int c)
void	MSG_WriteChar (sizebuf_t *sb, int c)
void	MSG_WriteCoord (sizebuf_t *sb, float f, protocolversion_t protocol)
void	MSG_WriteCoord13i (sizebuf_t *sb, float f)
void	MSG_WriteCoord16i (sizebuf_t *sb, float f)
void	MSG_WriteCoord32f (sizebuf_t *sb, float f)
void	MSG_WriteFloat (sizebuf_t *sb, float f)
void	MSG_WriteLong (sizebuf_t *sb, int c)
void	MSG_WriteShort (sizebuf_t *sb, int c)
void	MSG_WriteString (sizebuf_t *sb, const char *s)
void	MSG_WriteUnterminatedString (sizebuf_t *sb, const char *s)
void	MSG_WriteVector (sizebuf_t *sb, const vec3_t v, protocolversion_t protocol)
void	StoreBigLong (unsigned char *buffer, unsigned int i)
	Encode a big endian 32bit int to the given buffer.
void	StoreBigShort (unsigned char *buffer, unsigned short i)
	Encode a big endian 16bit int to the given buffer.
void	StoreLittleLong (unsigned char *buffer, unsigned int i)
	Encode a little endian 32bit int to the given buffer.
void	StoreLittleShort (unsigned char *buffer, unsigned short i)
	Encode a little endian 16bit int to the given buffer.

Function Documentation

BuffBigFloat()

float BuffBigFloat

(

const unsigned char *

buffer

)

Extract a big endian 32bit float from the given buffer.

Definition at line 37 of file com_msg.c.

{
    union
    {
        float f;
        unsigned int i;
    }
    u;
    u.i = ((unsigned)buffer[0] << 24) | (buffer[1] << 16) | (buffer[2] << 8) | buffer[3];
    return u.f;
}

References buffer, f, and i.

BuffBigLong()

int BuffBigLong

(

const unsigned char *

buffer

)

Extract a big endian 32bit int from the given buffer.

Definition at line 49 of file com_msg.c.

{
    return ((unsigned)buffer[0] << 24) | (buffer[1] << 16) | (buffer[2] << 8) | buffer[3];
}

References buffer.

Referenced by Crypto_DecryptPacket(), Crypto_EncryptPacket(), NetConn_ClientParsePacket(), NetConn_ReceivedMessage(), NetConn_ServerParsePacket(), PK3_BuildFileList(), PK3_GetEndOfCentralDir(), and PK3_GetTrueFileOffset().

BuffBigShort()

short BuffBigShort

(

const unsigned char *

buffer

)

Extract a big endian 16bit short from the given buffer.

Definition at line 54 of file com_msg.c.

{
    return (buffer[0] << 8) | buffer[1];
}

References buffer.

BuffLittleFloat()

float BuffLittleFloat

(

const unsigned char *

buffer

)

Extract a little endian 32bit float from the given buffer.

Definition at line 59 of file com_msg.c.

{
    union
    {
        float f;
        unsigned int i;
    }
    u;
    u.i = ((unsigned)buffer[3] << 24) | (buffer[2] << 16) | (buffer[1] << 8) | buffer[0];
    return u.f;
}

References buffer, f, and i.

BuffLittleLong()

int BuffLittleLong

(

const unsigned char *

buffer

)

Extract a little endian 32bit int from the given buffer.

Definition at line 71 of file com_msg.c.

{
    return ((unsigned)buffer[3] << 24) | (buffer[2] << 16) | (buffer[1] << 8) | buffer[0];
}

References buffer.

Referenced by Crypto_ClientParsePacket(), GetLittleLong(), GetMapList(), Mod_Q1BSP_LoadFaces(), PK3_BuildFileList(), and R_LoadTextureDDSFile().

BuffLittleShort()

short BuffLittleShort

(

const unsigned char *

buffer

)

Extract a little endian 16bit short from the given buffer.

Definition at line 76 of file com_msg.c.

{
    return (buffer[1] << 8) | buffer[0];
}

References buffer.

Referenced by GetLittleShort(), Mod_Q1BSP_LoadFaces(), Mod_VBSP_LoadFaces(), PK3_BuildFileList(), and PK3_GetTrueFileOffset().

MSG_BeginReading()

void MSG_BeginReading

(

sizebuf_t *

sb

)

Definition at line 257 of file com_msg.c.

{
    sb->readcount = 0;
    sb->badread = false;
}

References sizebuf_t::badread, and sizebuf_t::readcount.

Referenced by CL_ReadDemoMessage(), MSG_InitReadBuffer(), NetConn_ClientParsePacket(), NetConn_ReceivedMessage(), NetConn_ServerParsePacket(), and W_ConvertWAD3TextureBGRA().

MSG_InitReadBuffer()

void MSG_InitReadBuffer	(	sizebuf_t *	buf,
		unsigned char *	data,
		int	size )

Definition at line 249 of file com_msg.c.

{
    memset(buf, 0, sizeof(*buf));
    buf->data = data;
    buf->maxsize = buf->cursize = size;
    MSG_BeginReading(buf);
}

References buf, data, MSG_BeginReading(), and size.

Referenced by Mod_Q1BSP_Load(), Mod_Q1BSP_LoadTextures(), Mod_Q2BSP_Load(), Mod_VBSP_Load(), and W_GetTextureBGRA().

MSG_ReadAngle()

float MSG_ReadAngle	(	sizebuf_t *	sb,
		protocolversion_t	protocol )

Definition at line 424 of file com_msg.c.

{
    if (protocol == PROTOCOL_QUAKE || protocol == PROTOCOL_QUAKEDP || protocol == PROTOCOL_NEHAHRAMOVIE || protocol == PROTOCOL_NEHAHRABJP || protocol == PROTOCOL_NEHAHRABJP2 || protocol == PROTOCOL_NEHAHRABJP3 || protocol == PROTOCOL_DARKPLACES1 || protocol == PROTOCOL_DARKPLACES2 || protocol == PROTOCOL_DARKPLACES3 || protocol == PROTOCOL_DARKPLACES4 || protocol == PROTOCOL_QUAKEWORLD)
        return MSG_ReadAngle8i (sb);
    else
        return MSG_ReadAngle16i (sb);
}

References MSG_ReadAngle16i(), MSG_ReadAngle8i(), PROTOCOL_DARKPLACES1, PROTOCOL_DARKPLACES2, PROTOCOL_DARKPLACES3, PROTOCOL_DARKPLACES4, PROTOCOL_NEHAHRABJP, PROTOCOL_NEHAHRABJP2, PROTOCOL_NEHAHRABJP3, PROTOCOL_NEHAHRAMOVIE, PROTOCOL_QUAKE, PROTOCOL_QUAKEDP, and PROTOCOL_QUAKEWORLD.

Referenced by CL_ParseBaseline(), CL_ParseServerMessage(), EntityFrameQuake_ReadEntity(), and VM_CL_ReadAngle().

MSG_ReadAngle16i()

float MSG_ReadAngle16i

(

sizebuf_t *

sb

)

Definition at line 414 of file com_msg.c.

{
    return (signed short)MSG_ReadShort (sb) * (360.0/65536.0);
}

References MSG_ReadShort.

Referenced by CL_ParseClientdata(), EntityState5_ReadUpdate(), EntityState_ReadFields(), EntityStateQW_ReadPlayerUpdate(), MSG_ReadAngle(), and SV_ReadClientMove().

MSG_ReadAngle32f()

float MSG_ReadAngle32f

(

sizebuf_t *

sb

)

Definition at line 419 of file com_msg.c.

{
    return MSG_ReadFloat (sb);
}

References MSG_ReadFloat.

Referenced by SV_ReadClientMove().

MSG_ReadAngle8i()

float MSG_ReadAngle8i

(

sizebuf_t *

sb

)

Definition at line 409 of file com_msg.c.

{
    return (signed char) MSG_ReadByte (sb) * (360.0/256.0);
}

References MSG_ReadByte.

Referenced by EntityState5_ReadUpdate(), EntityState_ReadFields(), EntityStateQW_ReadEntityUpdate(), MSG_ReadAngle(), and SV_ReadClientMove().

MSG_ReadBigFloat()

float MSG_ReadBigFloat

(

sizebuf_t *

sb

)

Definition at line 324 of file com_msg.c.

{
    union
    {
        float f;
        int l;
    } dat;
    if (sb->readcount+4 > sb->cursize)
    {
        sb->badread = true;
        return -1;
    }
    sb->readcount += 4;
    dat.l = ((unsigned)sb->data[sb->readcount-4]<<24) | (sb->data[sb->readcount-3]<<16) | (sb->data[sb->readcount-2]<<8) | sb->data[sb->readcount-1];
    return dat.f;
}

References sizebuf_t::badread, sizebuf_t::cursize, sizebuf_t::data, f, and sizebuf_t::readcount.

MSG_ReadBigLong()

int MSG_ReadBigLong

(

sizebuf_t *

sb

)

Definition at line 296 of file com_msg.c.

{
    if (sb->readcount+4 > sb->cursize)
    {
        sb->badread = true;
        return -1;
    }
    sb->readcount += 4;
    return ((unsigned)sb->data[sb->readcount-4]<<24) + (sb->data[sb->readcount-3]<<16) + (sb->data[sb->readcount-2]<<8) + sb->data[sb->readcount-1];
}

References sizebuf_t::badread, sizebuf_t::cursize, sizebuf_t::data, and sizebuf_t::readcount.

MSG_ReadBigShort()

int MSG_ReadBigShort

(

sizebuf_t *

sb

)

Definition at line 274 of file com_msg.c.

{
    if (sb->readcount+2 > sb->cursize)
    {
        sb->badread = true;
        return -1;
    }
    sb->readcount += 2;
    return (short)((sb->data[sb->readcount-2]<<8) + sb->data[sb->readcount-1]);
}

References sizebuf_t::badread, sizebuf_t::cursize, sizebuf_t::data, and sizebuf_t::readcount.

MSG_ReadBytes()

size_t MSG_ReadBytes	(	sizebuf_t *	sb,
		size_t	numbytes,
		unsigned char *	out )

Definition at line 364 of file com_msg.c.

{
    size_t l = 0;
 
    // when numbytes have been read sb->readcount won't be advanced any further
    while (l < numbytes && !sb->badread)
        out[l++] = MSG_ReadByte_opt(sb);
    return l;
}

References MSG_ReadByte_opt.

Referenced by CL_ParseDownload(), Mod_Q1BSP_LoadEntities(), Mod_Q1BSP_LoadVisibility(), Mod_Q2BSP_LoadLighting(), Mod_Q2BSP_LoadTexinfo(), Mod_VBSP_LoadEntities(), QW_CL_ParseDownload(), VM_CL_ReadPicture(), and W_ConvertWAD3TextureBGRA().

MSG_ReadCoord()

float MSG_ReadCoord	(	sizebuf_t *	sb,
		protocolversion_t	protocol )

Definition at line 389 of file com_msg.c.

{
    if (protocol == PROTOCOL_QUAKE || protocol == PROTOCOL_QUAKEDP || protocol == PROTOCOL_NEHAHRAMOVIE || protocol == PROTOCOL_NEHAHRABJP || protocol == PROTOCOL_NEHAHRABJP2 || protocol == PROTOCOL_NEHAHRABJP3 || protocol == PROTOCOL_QUAKEWORLD)
        return MSG_ReadCoord13i(sb);
    else if (protocol == PROTOCOL_DARKPLACES1)
        return MSG_ReadCoord32f(sb);
    else if (protocol == PROTOCOL_DARKPLACES2 || protocol == PROTOCOL_DARKPLACES3 || protocol == PROTOCOL_DARKPLACES4)
        return MSG_ReadCoord16i(sb);
    else
        return MSG_ReadCoord32f(sb);
}

References MSG_ReadCoord13i(), MSG_ReadCoord16i(), MSG_ReadCoord32f(), PROTOCOL_DARKPLACES1, PROTOCOL_DARKPLACES2, PROTOCOL_DARKPLACES3, PROTOCOL_DARKPLACES4, PROTOCOL_NEHAHRABJP, PROTOCOL_NEHAHRABJP2, PROTOCOL_NEHAHRABJP3, PROTOCOL_NEHAHRAMOVIE, PROTOCOL_QUAKE, PROTOCOL_QUAKEDP, and PROTOCOL_QUAKEWORLD.

Referenced by CL_ParseBaseline(), CL_ParseServerMessage(), CL_ParseTempEntity(), EntityFrameQuake_ReadEntity(), MSG_ReadVector(), and VM_CL_ReadCoord().

MSG_ReadCoord13i()

float MSG_ReadCoord13i

(

sizebuf_t *

sb

)

Definition at line 374 of file com_msg.c.

{
    return MSG_ReadLittleShort(sb) * (1.0/8.0);
}

References MSG_ReadLittleShort().

Referenced by EntityState5_ReadUpdate(), EntityStateQW_ReadEntityUpdate(), and MSG_ReadCoord().

MSG_ReadCoord16i()

float MSG_ReadCoord16i

(

sizebuf_t *

sb

)

Definition at line 379 of file com_msg.c.

{
    return (signed short) MSG_ReadLittleShort(sb);
}

References MSG_ReadLittleShort().

Referenced by CL_ParseClientdata(), EntityState_ReadFields(), MSG_ReadCoord(), and SV_ReadClientMove().

MSG_ReadCoord32f()

float MSG_ReadCoord32f

(

sizebuf_t *

sb

)

Definition at line 384 of file com_msg.c.

{
    return MSG_ReadLittleFloat(sb);
}

References MSG_ReadLittleFloat().

Referenced by CL_ParseClientdata(), EntityState5_ReadUpdate(), EntityState_ReadFields(), and MSG_ReadCoord().

MSG_ReadLittleFloat()

float MSG_ReadLittleFloat

(

sizebuf_t *

sb

)

Definition at line 307 of file com_msg.c.

{
    union
    {
        float f;
        int l;
    } dat;
    if (sb->readcount+4 > sb->cursize)
    {
        sb->badread = true;
        return -1;
    }
    sb->readcount += 4;
    dat.l = sb->data[sb->readcount-4] | (sb->data[sb->readcount-3]<<8) | (sb->data[sb->readcount-2]<<16) | ((unsigned)sb->data[sb->readcount-1]<<24);
    return dat.f;
}

References sizebuf_t::badread, sizebuf_t::cursize, sizebuf_t::data, f, and sizebuf_t::readcount.

Referenced by Mod_BSP_LoadSubmodels(), Mod_Q1BSP_LoadLeafs(), Mod_Q1BSP_LoadNodes(), Mod_Q1BSP_LoadPlanes(), Mod_Q1BSP_LoadTexinfo(), Mod_Q1BSP_LoadVertexes(), Mod_Q2BSP_LoadTexinfo(), Mod_VBSP_LoadPlanes(), Mod_VBSP_LoadTexinfo(), Mod_VBSP_LoadVertexes(), and MSG_ReadCoord32f().

MSG_ReadLittleLong()

int MSG_ReadLittleLong

(

sizebuf_t *

sb

)

Definition at line 285 of file com_msg.c.

{
    if (sb->readcount+4 > sb->cursize)
    {
        sb->badread = true;
        return -1;
    }
    sb->readcount += 4;
    return sb->data[sb->readcount-4] | (sb->data[sb->readcount-3]<<8) | (sb->data[sb->readcount-2]<<16) | ((unsigned)sb->data[sb->readcount-1]<<24);
}

References sizebuf_t::badread, sizebuf_t::cursize, sizebuf_t::data, and sizebuf_t::readcount.

Referenced by Mod_BSP_LoadSubmodels(), Mod_Q1BSP_Load(), Mod_Q1BSP_LoadClipnodes(), Mod_Q1BSP_LoadEdges(), Mod_Q1BSP_LoadFaces(), Mod_Q1BSP_LoadLeaffaces(), Mod_Q1BSP_LoadLeafs(), Mod_Q1BSP_LoadNodes(), Mod_Q1BSP_LoadPlanes(), Mod_Q1BSP_LoadSurfedges(), Mod_Q1BSP_LoadTexinfo(), Mod_Q1BSP_LoadTextures(), Mod_Q2BSP_Load(), Mod_Q2BSP_LoadBrushes(), Mod_Q2BSP_LoadLeafs(), Mod_Q2BSP_LoadNodes(), Mod_Q2BSP_LoadTexinfo(), Mod_Q2BSP_LoadVisibility(), Mod_VBSP_Load(), Mod_VBSP_LoadFaces(), Mod_VBSP_LoadPlanes(), Mod_VBSP_LoadSurfedges(), Mod_VBSP_LoadTexinfo(), and W_ConvertWAD3TextureBGRA().

MSG_ReadLittleShort()

int MSG_ReadLittleShort

(

sizebuf_t *

sb

)

Definition at line 263 of file com_msg.c.

{
    if (sb->readcount+2 > sb->cursize)
    {
        sb->badread = true;
        return -1;
    }
    sb->readcount += 2;
    return (short)(sb->data[sb->readcount-2] | (sb->data[sb->readcount-1]<<8));
}

References sizebuf_t::badread, sizebuf_t::cursize, sizebuf_t::data, and sizebuf_t::readcount.

Referenced by Mod_Q1BSP_LoadClipnodes(), Mod_Q1BSP_LoadEdges(), Mod_Q1BSP_LoadFaces(), Mod_Q1BSP_LoadLeaffaces(), Mod_Q1BSP_LoadLeafs(), Mod_Q1BSP_LoadNodes(), Mod_Q2BSP_LoadBrushSides(), Mod_Q2BSP_LoadLeafBrushes(), Mod_Q2BSP_LoadLeafs(), Mod_Q2BSP_LoadNodes(), Mod_VBSP_LoadEdges(), Mod_VBSP_LoadFaces(), MSG_ReadCoord13i(), and MSG_ReadCoord16i().

MSG_ReadString()

char * MSG_ReadString	(	sizebuf_t *	sb,
		char *	string,
		size_t	maxstring )

Definition at line 341 of file com_msg.c.

{
    size_t l = 0;
 
    // read string into sbfer, but only store as many characters as will fit
    // if dest buffer is full sb->readcount will still be advanced to end of message string
    while ((string[l] = MSG_ReadByte_opt(sb)) != '\0')
        if (l < maxstring)
            ++l;
    return string;
}

References MSG_ReadByte_opt, and string.

Referenced by CL_ParseServerInfo(), CL_ParseServerMessage(), CL_ParseTempEntity(), NetConn_ClientParsePacket(), NetConn_ServerParsePacket(), QW_CL_ParseModelList(), QW_CL_ParseSoundList(), QW_CL_ServerInfo(), QW_CL_SetInfo(), QW_CL_UpdateUserInfo(), SHOWLMP_decodehide(), SHOWLMP_decodeshow(), and SV_ReadClientMessage().

MSG_ReadString_len()

size_t MSG_ReadString_len	(	sizebuf_t *	sb,
		char *	string,
		size_t	maxstring )

Same as MSG_ReadString except it returns the number of bytes written to *string excluding the \0 terminator.

Definition at line 352 of file com_msg.c.

{
    size_t l = 0;
 
    // read string into sbfer, but only store as many characters as will fit
    // if dest buffer is full sb->readcount will still be advanced to end of message string
    while ((string[l] = MSG_ReadByte_opt(sb)) != '\0')
        if (l < maxstring)
            ++l;
    return l;
}

References MSG_ReadByte_opt.

Referenced by CL_ParseServerMessage(), SV_ReadClientMessage(), VM_CL_ReadPicture(), and VM_CL_ReadString().

MSG_ReadVector()

void MSG_ReadVector	(	sizebuf_t *	sb,
		vec3_t	v,
		protocolversion_t	protocol )

Definition at line 401 of file com_msg.c.

{
    v[0] = MSG_ReadCoord(sb, protocol);
    v[1] = MSG_ReadCoord(sb, protocol);
    v[2] = MSG_ReadCoord(sb, protocol);
}

References MSG_ReadCoord(), and v.

Referenced by CL_ParseBeam(), CL_ParseEffect(), CL_ParseEffect2(), CL_ParseParticleEffect(), CL_ParsePointParticles(), CL_ParsePointParticles1(), CL_ParseServerMessage(), CL_ParseStartSoundPacket(), CL_ParseStaticSound(), CL_ParseTempEntity(), CL_ParseTrailParticles(), EntityStateQW_ReadPlayerUpdate(), and V_ParseDamage().

MSG_WriteAngle()

void MSG_WriteAngle	(	sizebuf_t *	sb,
		float	f,
		protocolversion_t	protocol )

Definition at line 237 of file com_msg.c.

{
    if (protocol == PROTOCOL_QUAKE || protocol == PROTOCOL_QUAKEDP || protocol == PROTOCOL_NEHAHRAMOVIE || protocol == PROTOCOL_NEHAHRABJP || protocol == PROTOCOL_NEHAHRABJP2 || protocol == PROTOCOL_NEHAHRABJP3 || protocol == PROTOCOL_DARKPLACES1 || protocol == PROTOCOL_DARKPLACES2 || protocol == PROTOCOL_DARKPLACES3 || protocol == PROTOCOL_DARKPLACES4 || protocol == PROTOCOL_QUAKEWORLD)
        MSG_WriteAngle8i (sb, f);
    else
        MSG_WriteAngle16i (sb, f);
}

References f, MSG_WriteAngle16i(), MSG_WriteAngle8i(), PROTOCOL_DARKPLACES1, PROTOCOL_DARKPLACES2, PROTOCOL_DARKPLACES3, PROTOCOL_DARKPLACES4, PROTOCOL_NEHAHRABJP, PROTOCOL_NEHAHRABJP2, PROTOCOL_NEHAHRABJP3, PROTOCOL_NEHAHRAMOVIE, PROTOCOL_QUAKE, PROTOCOL_QUAKEDP, and PROTOCOL_QUAKEWORLD.

Referenced by EntityFrameQuake_WriteFrame(), SV_CreateBaseline(), SV_Spawn_f(), SV_WriteClientdataToMessage(), VM_M_WriteAngle(), VM_SV_makestatic(), and VM_SV_WriteAngle().

MSG_WriteAngle16i()

void MSG_WriteAngle16i	(	sizebuf_t *	sb,
		float	f )

Definition at line 227 of file com_msg.c.

{
    MSG_WriteShort (sb, (int)Q_rint(f*(65536.0/360.0)) & 65535);
}

References f, MSG_WriteShort(), and Q_rint.

Referenced by CL_SendMove(), EntityState5_WriteUpdate(), EntityState_WriteFields(), MSG_WriteAngle(), QW_MSG_WriteDeltaUsercmd(), and SV_WriteClientdataToMessage().

MSG_WriteAngle32f()

void MSG_WriteAngle32f	(	sizebuf_t *	sb,
		float	f )

Definition at line 232 of file com_msg.c.

{
    MSG_WriteFloat (sb, f);
}

References f, and MSG_WriteFloat().

Referenced by CL_SendMove().

MSG_WriteAngle8i()

void MSG_WriteAngle8i	(	sizebuf_t *	sb,
		float	f )

Definition at line 222 of file com_msg.c.

{
    MSG_WriteByte (sb, (int)Q_rint(f*(256.0/360.0)) & 255);
}

References f, MSG_WriteByte(), and Q_rint.

Referenced by CL_SendMove(), EntityState5_WriteUpdate(), EntityState_WriteFields(), and MSG_WriteAngle().

MSG_WriteByte()

void MSG_WriteByte	(	sizebuf_t *	sb,
		int	c )

Definition at line 130 of file com_msg.c.

{
    unsigned char    *buf;
 
    buf = SZ_GetSpace (sb, 1);
    buf[0] = c;
}

References buf, and SZ_GetSpace().

Referenced by CL_DisconnectEx(), CL_ForwardToServer(), CL_ParseServerInfo(), CL_PQRcon_f(), CL_SendMove(), CL_SendPlayerInfo(), CL_SetInfo(), CL_SignonReply(), CL_Stop_f(), Cvar_SetQuick_Internal(), EntityFrame4_WriteFrame(), EntityFrame5_WriteFrame(), EntityFrame_WriteFrame(), EntityFrameCSQC_WriteFrame(), EntityFrameQuake_WriteFrame(), EntityState5_WriteUpdate(), EntityState_WriteExtendBits(), EntityState_WriteFields(), MakeDownloadPacket(), MSG_WriteAngle8i(), NetConn_ClientFrame(), NetConn_ServerParsePacket(), Protocol_WriteStatsReliable(), QW_CL_CheckOrDownloadFile(), QW_CL_NextUpload_f(), QW_CL_ParseDownload(), QW_CL_ParseModelList(), QW_CL_ParseSoundList(), QW_CL_RequestNextDownload(), QW_MSG_WriteDeltaUsercmd(), Sbar_DeathmatchOverlay(), SV_BroadcastPrint(), SV_ClientCommands(), SV_ClientPrint(), SV_Color_f(), SV_CreateBaseline(), SV_DropClient(), SV_ModelIndex(), SV_Name(), SV_Pause_f(), SV_Pings_f(), SV_PreSpawn_f(), SV_SendClientDatagram(), SV_SendServerinfo(), SV_SoundIndex(), SV_Spawn_f(), SV_SpawnServer(), SV_StartEffect(), SV_StartParticle(), SV_StartPointSound(), SV_StartSound(), SV_StopDemoRecording(), SV_UpdateToReliableMessages(), SV_WriteClientdataToMessage(), SV_WriteNetnameIntoDemo(), VM_M_WriteByte(), VM_SV_ambientsound(), VM_SV_makestatic(), VM_SV_pointparticles(), VM_SV_setcolor(), VM_SV_setpause(), VM_SV_te_beam(), VM_SV_te_blood(), VM_SV_te_bloodshower(), VM_SV_te_customflash(), VM_SV_te_explosion(), VM_SV_te_explosion2(), VM_SV_te_explosionquad(), VM_SV_te_explosionrgb(), VM_SV_te_flamejet(), VM_SV_te_gunshot(), VM_SV_te_gunshotquad(), VM_SV_te_knightspike(), VM_SV_te_lavasplash(), VM_SV_te_lightning1(), VM_SV_te_lightning2(), VM_SV_te_lightning3(), VM_SV_te_particlecube(), VM_SV_te_particlerain(), VM_SV_te_particlesnow(), VM_SV_te_plasmaburn(), VM_SV_te_smallflash(), VM_SV_te_spark(), VM_SV_te_spike(), VM_SV_te_spikequad(), VM_SV_te_superspike(), VM_SV_te_superspikequad(), VM_SV_te_tarexplosion(), VM_SV_te_teleport(), VM_SV_te_wizspike(), VM_SV_trailparticles(), and VM_SV_WriteByte().

MSG_WriteChar()

void MSG_WriteChar	(	sizebuf_t *	sb,
		int	c )

Definition at line 122 of file com_msg.c.

{
    unsigned char    *buf;
 
    buf = SZ_GetSpace (sb, 1);
    buf[0] = c;
}

References buf, and SZ_GetSpace().

Referenced by CL_KeepaliveMessage(), CL_Reconnect_f(), MSG_WriteString(), NetConn_ConnectionEstablished(), SV_SendClientDatagram(), SV_StartParticle(), SV_StartSound(), SV_WriteClientdataToMessage(), VM_M_WriteChar(), VM_sprint(), VM_SV_centerprint(), VM_SV_lightstyle(), VM_SV_sprint(), VM_SV_te_blood(), VM_SV_te_spark(), and VM_SV_WriteChar().

MSG_WriteCoord()

void MSG_WriteCoord	(	sizebuf_t *	sb,
		float	f,
		protocolversion_t	protocol )

Definition at line 202 of file com_msg.c.

{
    if (protocol == PROTOCOL_QUAKE || protocol == PROTOCOL_QUAKEDP || protocol == PROTOCOL_NEHAHRAMOVIE || protocol == PROTOCOL_NEHAHRABJP || protocol == PROTOCOL_NEHAHRABJP2 || protocol == PROTOCOL_NEHAHRABJP3 || protocol == PROTOCOL_QUAKEWORLD)
        MSG_WriteCoord13i (sb, f);
    else if (protocol == PROTOCOL_DARKPLACES1)
        MSG_WriteCoord32f (sb, f);
    else if (protocol == PROTOCOL_DARKPLACES2 || protocol == PROTOCOL_DARKPLACES3 || protocol == PROTOCOL_DARKPLACES4)
        MSG_WriteCoord16i (sb, f);
    else
        MSG_WriteCoord32f (sb, f);
}

References f, MSG_WriteCoord13i(), MSG_WriteCoord16i(), MSG_WriteCoord32f(), PROTOCOL_DARKPLACES1, PROTOCOL_DARKPLACES2, PROTOCOL_DARKPLACES3, PROTOCOL_DARKPLACES4, PROTOCOL_NEHAHRABJP, PROTOCOL_NEHAHRABJP2, PROTOCOL_NEHAHRABJP3, PROTOCOL_NEHAHRAMOVIE, PROTOCOL_QUAKE, PROTOCOL_QUAKEDP, and PROTOCOL_QUAKEWORLD.

Referenced by EntityFrameQuake_WriteFrame(), MSG_WriteVector(), SV_CreateBaseline(), SV_StartEffect(), SV_StartParticle(), SV_StartPointSound(), SV_StartSound(), SV_WriteClientdataToMessage(), VM_M_WriteCoord(), VM_SV_makestatic(), VM_SV_te_beam(), VM_SV_te_blood(), VM_SV_te_bloodshower(), VM_SV_te_customflash(), VM_SV_te_explosion(), VM_SV_te_explosion2(), VM_SV_te_explosionquad(), VM_SV_te_explosionrgb(), VM_SV_te_flamejet(), VM_SV_te_gunshot(), VM_SV_te_gunshotquad(), VM_SV_te_knightspike(), VM_SV_te_lavasplash(), VM_SV_te_lightning1(), VM_SV_te_lightning2(), VM_SV_te_lightning3(), VM_SV_te_particlecube(), VM_SV_te_particlerain(), VM_SV_te_particlesnow(), VM_SV_te_plasmaburn(), VM_SV_te_smallflash(), VM_SV_te_spark(), VM_SV_te_spike(), VM_SV_te_spikequad(), VM_SV_te_superspike(), VM_SV_te_superspikequad(), VM_SV_te_tarexplosion(), VM_SV_te_teleport(), VM_SV_te_wizspike(), and VM_SV_WriteCoord().

MSG_WriteCoord13i()

void MSG_WriteCoord13i	(	sizebuf_t *	sb,
		float	f )

Definition at line 187 of file com_msg.c.

{
    MSG_WriteShort (sb, Q_rint(f*8));
}

References f, MSG_WriteShort(), and Q_rint.

Referenced by EntityState5_WriteUpdate(), and MSG_WriteCoord().

MSG_WriteCoord16i()

void MSG_WriteCoord16i	(	sizebuf_t *	sb,
		float	f )

Definition at line 192 of file com_msg.c.

{
    MSG_WriteShort (sb, Q_rint(f));
}

References f, MSG_WriteShort(), and Q_rint.

Referenced by CL_SendMove(), EntityState_WriteFields(), MSG_WriteCoord(), and SV_WriteClientdataToMessage().

MSG_WriteCoord32f()

void MSG_WriteCoord32f	(	sizebuf_t *	sb,
		float	f )

Definition at line 197 of file com_msg.c.

{
    MSG_WriteFloat (sb, f);
}

References f, and MSG_WriteFloat().

Referenced by EntityState5_WriteUpdate(), EntityState_WriteFields(), MSG_WriteCoord(), and SV_WriteClientdataToMessage().

MSG_WriteFloat()

void MSG_WriteFloat	(	sizebuf_t *	sb,
		float	f )

Definition at line 158 of file com_msg.c.

{
    union
    {
        float   f;
        int     l;
    } dat;
 
 
    dat.f = f;
    dat.l = LittleLong (dat.l);
 
    SZ_Write (sb, (unsigned char *)&dat.l, 4);
}

References f, LittleLong, and SZ_Write().

Referenced by CL_SendMove(), EntityFrame_WriteFrame(), EntityFrameQuake_WriteFrame(), MSG_WriteAngle32f(), MSG_WriteCoord32f(), SV_SendClientDatagram(), and SV_Spawn_f().

MSG_WriteLong()

void MSG_WriteLong	(	sizebuf_t *	sb,
		int	c )

Definition at line 147 of file com_msg.c.

{
    unsigned char    *buf;
 
    buf = SZ_GetSpace (sb, 4);
    buf[0] = c&0xff;
    buf[1] = (c>>8)&0xff;
    buf[2] = (c>>16)&0xff;
    buf[3] = c>>24;
}

References buf, and SZ_GetSpace().

Referenced by CL_PQRcon_f(), CL_SendMove(), EntityFrame4_WriteFrame(), EntityFrame5_WriteFrame(), EntityFrame_WriteFrame(), EntityState5_WriteUpdate(), MakeDownloadPacket(), NetConn_ClientFrame(), NetConn_ServerParsePacket(), Protocol_WriteStatsReliable(), SCR_CaptureVideo_RIFF_IndexEntry(), SCR_CaptureVideo_RIFF_Write32(), SV_SendClientDatagram(), SV_SendServerinfo(), SV_Spawn_f(), SV_WriteClientdataToMessage(), VM_M_WriteLong(), and VM_SV_WriteLong().

MSG_WriteShort()

void MSG_WriteShort	(	sizebuf_t *	sb,
		int	c )

Definition at line 138 of file com_msg.c.

{
    unsigned char    *buf;
 
    buf = SZ_GetSpace (sb, 2);
    buf[0] = c&0xff;
    buf[1] = c>>8;
}

References buf, and SZ_GetSpace().

Referenced by CL_SendMove(), EntityFrame4_WriteFrame(), EntityFrame5_WriteFrame(), EntityFrame_WriteFrame(), EntityFrameCSQC_WriteFrame(), EntityFrameQuake_WriteFrame(), EntityState5_WriteUpdate(), EntityState_WriteFields(), EntityState_WriteUpdate(), MakeDownloadPacket(), MSG_WriteAngle16i(), MSG_WriteCoord13i(), MSG_WriteCoord16i(), QW_CL_NextUpload_f(), QW_MSG_WriteDeltaUsercmd(), SCR_CaptureVideo_RIFF_Write16(), SV_CreateBaseline(), SV_DropClient(), SV_ModelIndex(), SV_Pings_f(), SV_SendClientDatagram(), SV_SendServerinfo(), SV_SoundIndex(), SV_Spawn_f(), SV_StartEffect(), SV_StartPointSound(), SV_StartSound(), SV_UpdateToReliableMessages(), SV_WriteClientdataToMessage(), VM_M_WriteEntity(), VM_M_WriteShort(), VM_SV_ambientsound(), VM_SV_makestatic(), VM_SV_pointparticles(), VM_SV_te_beam(), VM_SV_te_bloodshower(), VM_SV_te_lightning1(), VM_SV_te_lightning2(), VM_SV_te_lightning3(), VM_SV_te_particlecube(), VM_SV_te_particlerain(), VM_SV_te_particlesnow(), VM_SV_trailparticles(), VM_SV_WriteEntity(), VM_SV_WritePicture(), and VM_SV_WriteShort().

MSG_WriteString()

void MSG_WriteString	(	sizebuf_t *	sb,
		const char *	s )

Definition at line 173 of file com_msg.c.

{
    if (!s || !*s)
        MSG_WriteChar (sb, 0);
    else
        SZ_Write (sb, (unsigned char *)s, (int)strlen(s)+1);
}

References MSG_WriteChar(), strlen(), and SZ_Write().

Referenced by CL_DisconnectEx(), CL_ParseServerInfo(), CL_PQRcon_f(), CL_Reconnect_f(), CL_SendPlayerInfo(), CL_SetInfo(), CL_SignonReply(), Cvar_SetQuick_Internal(), MakeDownloadPacket(), NetConn_ClientFrame(), NetConn_ServerParsePacket(), QW_CL_CheckOrDownloadFile(), QW_CL_ParseDownload(), QW_CL_ParseModelList(), QW_CL_ParseSoundList(), QW_CL_RequestNextDownload(), Sbar_DeathmatchOverlay(), SCR_CaptureVideo_RIFF_WriteTerminatedString(), SV_BroadcastPrint(), SV_ClientCommands(), SV_ClientPrint(), SV_DropClient(), SV_ModelIndex(), SV_Name(), SV_Pings_f(), SV_SendServerinfo(), SV_SoundIndex(), SV_Spawn_f(), SV_SpawnServer(), SV_WriteNetnameIntoDemo(), VM_M_WriteString(), VM_sprint(), VM_SV_centerprint(), VM_SV_lightstyle(), VM_SV_sprint(), VM_SV_WritePicture(), and VM_SV_WriteString().

MSG_WriteUnterminatedString()

void MSG_WriteUnterminatedString	(	sizebuf_t *	sb,
		const char *	s )

Definition at line 181 of file com_msg.c.

{
    if (s && *s)
        SZ_Write (sb, (unsigned char *)s, (int)strlen(s));
}

References strlen(), and SZ_Write().

Referenced by NetConn_ServerParsePacket(), SCR_CaptureVideo_RIFF_IndexEntry(), SCR_CaptureVideo_RIFF_WriteFourCC(), SV_Pings_f(), SV_WriteNetnameIntoDemo(), and VM_SV_WriteUnterminatedString().

MSG_WriteVector()

void MSG_WriteVector	(	sizebuf_t *	sb,
		const vec3_t	v,
		protocolversion_t	protocol )

Definition at line 214 of file com_msg.c.

{
    MSG_WriteCoord (sb, v[0], protocol);
    MSG_WriteCoord (sb, v[1], protocol);
    MSG_WriteCoord (sb, v[2], protocol);
}

References MSG_WriteCoord(), and v.

Referenced by VM_SV_ambientsound(), VM_SV_pointparticles(), and VM_SV_trailparticles().

StoreBigLong()

void StoreBigLong	(	unsigned char *	buffer,
		unsigned int	i )

Encode a big endian 32bit int to the given buffer.

Definition at line 81 of file com_msg.c.

{
    buffer[0] = (i >> 24) & 0xFF;
    buffer[1] = (i >> 16) & 0xFF;
    buffer[2] = (i >>  8) & 0xFF;
    buffer[3] = i         & 0xFF;
}

References buffer, and i.

Referenced by CL_PQRcon_f(), Con_Rcon_Redirect_Flush(), NetConn_ClientFrame(), NetConn_ReceivedMessage(), NetConn_SendUnreliableMessage(), and NetConn_ServerParsePacket().

StoreBigShort()

void StoreBigShort	(	unsigned char *	buffer,
		unsigned short	i )

Encode a big endian 16bit int to the given buffer.

Definition at line 89 of file com_msg.c.

{
    buffer[0] = (i >>  8) & 0xFF;
    buffer[1] = i         & 0xFF;
}

References buffer, and i.

StoreLittleLong()

void StoreLittleLong	(	unsigned char *	buffer,
		unsigned int	i )

Encode a little endian 32bit int to the given buffer.

Definition at line 95 of file com_msg.c.

{
    buffer[0] = i         & 0xFF;
    buffer[1] = (i >>  8) & 0xFF;
    buffer[2] = (i >> 16) & 0xFF;
    buffer[3] = (i >> 24) & 0xFF;
}

References buffer, and i.

Referenced by NetConn_SendUnreliableMessage(), and R_SaveTextureDDSFile().

StoreLittleShort()

void StoreLittleShort	(	unsigned char *	buffer,
		unsigned short	i )

Encode a little endian 16bit int to the given buffer.

Definition at line 103 of file com_msg.c.

{
    buffer[0] = i         & 0xFF;
    buffer[1] = (i >>  8) & 0xFF;
}

References buffer, and i.