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core/smn_bitbuffer.cpp
author Scott Ehlert <ds@alliedmods.net>
Thu Mar 27 04:54:56 2008 +0000 (2008-03-27)
changeset 1947 e73a1e51833b
parent 1872 c53001c1df36
child 2289 44045ead61cd
permissions -rw-r--r--
Updated copyright year 
     1 /**
     2  * vim: set ts=4 :
     3  * =============================================================================
     4  * SourceMod
     5  * Copyright (C) 2004-2008 AlliedModders LLC.  All rights reserved.
     6  * =============================================================================
     7  *
     8  * This program is free software; you can redistribute it and/or modify it under
     9  * the terms of the GNU General Public License, version 3.0, as published by the
    10  * Free Software Foundation.
    11  * 
    12  * This program is distributed in the hope that it will be useful, but WITHOUT
    13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    14  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
    15  * details.
    16  *
    17  * You should have received a copy of the GNU General Public License along with
    18  * this program.  If not, see <http://www.gnu.org/licenses/>.
    19  *
    20  * As a special exception, AlliedModders LLC gives you permission to link the
    21  * code of this program (as well as its derivative works) to "Half-Life 2," the
    22  * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
    23  * by the Valve Corporation.  You must obey the GNU General Public License in
    24  * all respects for all other code used.  Additionally, AlliedModders LLC grants
    25  * this exception to all derivative works.  AlliedModders LLC defines further
    26  * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
    27  * or <http://www.sourcemod.net/license.php>.
    28  *
    29  * Version: $Id$
    30  */
    31 
    32 #include "sourcemod.h"
    33 #include "HandleSys.h"
    34 #include <bitbuf.h>
    35 #include <vector.h>
    36 
    37 static cell_t smn_BfWriteBool(IPluginContext *pCtx, const cell_t *params)
    38 {
    39 	Handle_t hndl = static_cast<Handle_t>(params[1]);
    40 	HandleError herr;
    41 	HandleSecurity sec;
    42 	bf_write *pBitBuf;
    43 
    44 	sec.pOwner = NULL;
    45 	sec.pIdentity = g_pCoreIdent;
    46 
    47 	if ((herr=g_HandleSys.ReadHandle(hndl, g_WrBitBufType, &sec, (void **)&pBitBuf))
    48 		!= HandleError_None)
    49 	{
    50 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
    51 	}
    52 
    53 	pBitBuf->WriteOneBit(params[2]);
    54 
    55 	return 1;
    56 }
    57 
    58 static cell_t smn_BfWriteByte(IPluginContext *pCtx, const cell_t *params)
    59 {
    60 	Handle_t hndl = static_cast<Handle_t>(params[1]);
    61 	HandleError herr;
    62 	HandleSecurity sec;
    63 	bf_write *pBitBuf;
    64 
    65 	sec.pOwner = NULL;
    66 	sec.pIdentity = g_pCoreIdent;
    67 
    68 	if ((herr=g_HandleSys.ReadHandle(hndl, g_WrBitBufType, &sec, (void **)&pBitBuf))
    69 		!= HandleError_None)
    70 	{
    71 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
    72 	}
    73 
    74 	pBitBuf->WriteByte(params[2]);
    75 
    76 	return 1;
    77 }
    78 
    79 static cell_t smn_BfWriteChar(IPluginContext *pCtx, const cell_t *params)
    80 {
    81 	Handle_t hndl = static_cast<Handle_t>(params[1]);
    82 	HandleError herr;
    83 	HandleSecurity sec;
    84 	bf_write *pBitBuf;
    85 
    86 	sec.pOwner = NULL;
    87 	sec.pIdentity = g_pCoreIdent;
    88 
    89 	if ((herr=g_HandleSys.ReadHandle(hndl, g_WrBitBufType, &sec, (void **)&pBitBuf))
    90 		!= HandleError_None)
    91 	{
    92 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
    93 	}
    94 
    95 	pBitBuf->WriteChar(params[2]);
    96 
    97 	return 1;
    98 }
    99 
   100 static cell_t smn_BfWriteShort(IPluginContext *pCtx, const cell_t *params)
   101 {
   102 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   103 	HandleError herr;
   104 	HandleSecurity sec;
   105 	bf_write *pBitBuf;
   106 
   107 	sec.pOwner = NULL;
   108 	sec.pIdentity = g_pCoreIdent;
   109 
   110 	if ((herr=g_HandleSys.ReadHandle(hndl, g_WrBitBufType, &sec, (void **)&pBitBuf))
   111 		!= HandleError_None)
   112 	{
   113 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   114 	}
   115 
   116 	pBitBuf->WriteShort(params[2]);
   117 
   118 	return 1;
   119 }
   120 
   121 static cell_t smn_BfWriteWord(IPluginContext *pCtx, const cell_t *params)
   122 {
   123 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   124 	HandleError herr;
   125 	HandleSecurity sec;
   126 	bf_write *pBitBuf;
   127 
   128 	sec.pOwner = NULL;
   129 	sec.pIdentity = g_pCoreIdent;
   130 
   131 	if ((herr=g_HandleSys.ReadHandle(hndl, g_WrBitBufType, &sec, (void **)&pBitBuf))
   132 		!= HandleError_None)
   133 	{
   134 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   135 	}
   136 
   137 	pBitBuf->WriteWord(params[2]);
   138 
   139 	return 1;
   140 }
   141 
   142 static cell_t smn_BfWriteNum(IPluginContext *pCtx, const cell_t *params)
   143 {
   144 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   145 	HandleError herr;
   146 	HandleSecurity sec;
   147 	bf_write *pBitBuf;
   148 
   149 	sec.pOwner = NULL;
   150 	sec.pIdentity = g_pCoreIdent;
   151 
   152 	if ((herr=g_HandleSys.ReadHandle(hndl, g_WrBitBufType, &sec, (void **)&pBitBuf))
   153 		!= HandleError_None)
   154 	{
   155 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   156 	}
   157 
   158 	pBitBuf->WriteLong(static_cast<long>(params[2]));
   159 
   160 	return 1;
   161 }
   162 
   163 static cell_t smn_BfWriteFloat(IPluginContext *pCtx, const cell_t *params)
   164 {
   165 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   166 	HandleError herr;
   167 	HandleSecurity sec;
   168 	bf_write *pBitBuf;
   169 
   170 	sec.pOwner = NULL;
   171 	sec.pIdentity = g_pCoreIdent;
   172 
   173 	if ((herr=g_HandleSys.ReadHandle(hndl, g_WrBitBufType, &sec, (void **)&pBitBuf))
   174 		!= HandleError_None)
   175 	{
   176 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   177 	}
   178 
   179 	pBitBuf->WriteFloat(sp_ctof(params[2]));
   180 
   181 	return 1;
   182 }
   183 
   184 static cell_t smn_BfWriteString(IPluginContext *pCtx, const cell_t *params)
   185 {
   186 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   187 	HandleError herr;
   188 	HandleSecurity sec;
   189 	bf_write *pBitBuf;
   190 	int err;
   191 
   192 	sec.pOwner = NULL;
   193 	sec.pIdentity = g_pCoreIdent;
   194 
   195 	if ((herr=g_HandleSys.ReadHandle(hndl, g_WrBitBufType, &sec, (void **)&pBitBuf))
   196 		!= HandleError_None)
   197 	{
   198 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   199 	}
   200 
   201 	char *str;
   202 	if ((err=pCtx->LocalToString(params[2], &str)) != SP_ERROR_NONE)
   203 	{
   204 		pCtx->ThrowNativeErrorEx(err, NULL);
   205 		return 0;
   206 	}
   207 
   208 	pBitBuf->WriteString(str);
   209 
   210 	return 1;
   211 }
   212 
   213 static cell_t smn_BfWriteEntity(IPluginContext *pCtx, const cell_t *params)
   214 {
   215 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   216 	HandleError herr;
   217 	HandleSecurity sec;
   218 	bf_write *pBitBuf;
   219 
   220 	sec.pOwner = NULL;
   221 	sec.pIdentity = g_pCoreIdent;
   222 
   223 	if ((herr=g_HandleSys.ReadHandle(hndl, g_WrBitBufType, &sec, (void **)&pBitBuf))
   224 		!= HandleError_None)
   225 	{
   226 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   227 	}
   228 
   229 	pBitBuf->WriteShort(params[2]);
   230 
   231 	return 1;
   232 }
   233 
   234 static cell_t smn_BfWriteAngle(IPluginContext *pCtx, const cell_t *params)
   235 {
   236 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   237 	HandleError herr;
   238 	HandleSecurity sec;
   239 	bf_write *pBitBuf;
   240 
   241 	sec.pOwner = NULL;
   242 	sec.pIdentity = g_pCoreIdent;
   243 
   244 	if ((herr=g_HandleSys.ReadHandle(hndl, g_WrBitBufType, &sec, (void **)&pBitBuf))
   245 		!= HandleError_None)
   246 	{
   247 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   248 	}
   249 
   250 	pBitBuf->WriteBitAngle(sp_ctof(params[2]), params[3]);
   251 
   252 	return 1;
   253 }
   254 
   255 static cell_t smn_BfWriteCoord(IPluginContext *pCtx, const cell_t *params)
   256 {
   257 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   258 	HandleError herr;
   259 	HandleSecurity sec;
   260 	bf_write *pBitBuf;
   261 
   262 	sec.pOwner = NULL;
   263 	sec.pIdentity = g_pCoreIdent;
   264 
   265 	if ((herr=g_HandleSys.ReadHandle(hndl, g_WrBitBufType, &sec, (void **)&pBitBuf))
   266 		!= HandleError_None)
   267 	{
   268 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   269 	}
   270 
   271 	pBitBuf->WriteBitCoord(sp_ctof(params[2]));
   272 
   273 	return 1;
   274 }
   275 
   276 static cell_t smn_BfWriteVecCoord(IPluginContext *pCtx, const cell_t *params)
   277 {
   278 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   279 	HandleError herr;
   280 	HandleSecurity sec;
   281 	bf_write *pBitBuf;
   282 
   283 	sec.pOwner = NULL;
   284 	sec.pIdentity = g_pCoreIdent;
   285 
   286 	if ((herr=g_HandleSys.ReadHandle(hndl, g_WrBitBufType, &sec, (void **)&pBitBuf))
   287 		!= HandleError_None)
   288 	{
   289 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   290 	}
   291 
   292 	cell_t *pVec;
   293 	pCtx->LocalToPhysAddr(params[2], &pVec);
   294 	Vector vec(sp_ctof(pVec[0]), sp_ctof(pVec[1]), sp_ctof(pVec[2]));
   295 	pBitBuf->WriteBitVec3Coord(vec);
   296 
   297 	return 1;
   298 }
   299 
   300 static cell_t smn_BfWriteVecNormal(IPluginContext *pCtx, const cell_t *params)
   301 {
   302 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   303 	HandleError herr;
   304 	HandleSecurity sec;
   305 	bf_write *pBitBuf;
   306 
   307 	sec.pOwner = NULL;
   308 	sec.pIdentity = g_pCoreIdent;
   309 
   310 	if ((herr=g_HandleSys.ReadHandle(hndl, g_WrBitBufType, &sec, (void **)&pBitBuf))
   311 		!= HandleError_None)
   312 	{
   313 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   314 	}
   315 
   316 	cell_t *pVec;
   317 	pCtx->LocalToPhysAddr(params[2], &pVec);
   318 	Vector vec(sp_ctof(pVec[0]), sp_ctof(pVec[1]), sp_ctof(pVec[2]));
   319 	pBitBuf->WriteBitVec3Normal(vec);
   320 
   321 	return 1;
   322 }
   323 
   324 static cell_t smn_BfWriteAngles(IPluginContext *pCtx, const cell_t *params)
   325 {
   326 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   327 	HandleError herr;
   328 	HandleSecurity sec;
   329 	bf_write *pBitBuf;
   330 
   331 	sec.pOwner = NULL;
   332 	sec.pIdentity = g_pCoreIdent;
   333 
   334 	if ((herr=g_HandleSys.ReadHandle(hndl, g_WrBitBufType, &sec, (void **)&pBitBuf))
   335 		!= HandleError_None)
   336 	{
   337 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   338 	}
   339 
   340 	cell_t *pAng;
   341 	pCtx->LocalToPhysAddr(params[2], &pAng);
   342 	QAngle ang(sp_ctof(pAng[0]), sp_ctof(pAng[1]), sp_ctof(pAng[2]));
   343 	pBitBuf->WriteBitAngles(ang);
   344 
   345 	return 1;
   346 }
   347 
   348 static cell_t smn_BfReadBool(IPluginContext *pCtx, const cell_t *params)
   349 {
   350 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   351 	HandleError herr;
   352 	HandleSecurity sec;
   353 	bf_read *pBitBuf;
   354 
   355 	sec.pOwner = NULL;
   356 	sec.pIdentity = g_pCoreIdent;
   357 
   358 	if ((herr=g_HandleSys.ReadHandle(hndl, g_RdBitBufType, &sec, (void **)&pBitBuf))
   359 		!= HandleError_None)
   360 	{
   361 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   362 	}
   363 
   364 	return pBitBuf->ReadOneBit() ? 1 : 0;
   365 }
   366 
   367 static cell_t smn_BfReadByte(IPluginContext *pCtx, const cell_t *params)
   368 {
   369 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   370 	HandleError herr;
   371 	HandleSecurity sec;
   372 	bf_read *pBitBuf;
   373 
   374 	sec.pOwner = NULL;
   375 	sec.pIdentity = g_pCoreIdent;
   376 
   377 	if ((herr=g_HandleSys.ReadHandle(hndl, g_RdBitBufType, &sec, (void **)&pBitBuf))
   378 		!= HandleError_None)
   379 	{
   380 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   381 	}
   382 
   383 	return pBitBuf->ReadByte();
   384 }
   385 
   386 static cell_t smn_BfReadChar(IPluginContext *pCtx, const cell_t *params)
   387 {
   388 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   389 	HandleError herr;
   390 	HandleSecurity sec;
   391 	bf_read *pBitBuf;
   392 
   393 	sec.pOwner = NULL;
   394 	sec.pIdentity = g_pCoreIdent;
   395 
   396 	if ((herr=g_HandleSys.ReadHandle(hndl, g_RdBitBufType, &sec, (void **)&pBitBuf))
   397 		!= HandleError_None)
   398 	{
   399 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   400 	}
   401 
   402 	return pBitBuf->ReadChar();
   403 }
   404 
   405 static cell_t smn_BfReadShort(IPluginContext *pCtx, const cell_t *params)
   406 {
   407 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   408 	HandleError herr;
   409 	HandleSecurity sec;
   410 	bf_read *pBitBuf;
   411 
   412 	sec.pOwner = NULL;
   413 	sec.pIdentity = g_pCoreIdent;
   414 
   415 	if ((herr=g_HandleSys.ReadHandle(hndl, g_RdBitBufType, &sec, (void **)&pBitBuf))
   416 		!= HandleError_None)
   417 	{
   418 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   419 	}
   420 
   421 	return pBitBuf->ReadShort();
   422 }
   423 
   424 static cell_t smn_BfReadWord(IPluginContext *pCtx, const cell_t *params)
   425 {
   426 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   427 	HandleError herr;
   428 	HandleSecurity sec;
   429 	bf_read *pBitBuf;
   430 
   431 	sec.pOwner = NULL;
   432 	sec.pIdentity = g_pCoreIdent;
   433 
   434 	if ((herr=g_HandleSys.ReadHandle(hndl, g_RdBitBufType, &sec, (void **)&pBitBuf))
   435 		!= HandleError_None)
   436 	{
   437 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   438 	}
   439 
   440 	return pBitBuf->ReadWord();
   441 }
   442 
   443 static cell_t smn_BfReadNum(IPluginContext *pCtx, const cell_t *params)
   444 {
   445 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   446 	HandleError herr;
   447 	HandleSecurity sec;
   448 	bf_read *pBitBuf;
   449 
   450 	sec.pOwner = NULL;
   451 	sec.pIdentity = g_pCoreIdent;
   452 
   453 	if ((herr=g_HandleSys.ReadHandle(hndl, g_RdBitBufType, &sec, (void **)&pBitBuf))
   454 		!= HandleError_None)
   455 	{
   456 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   457 	}
   458 
   459 	return static_cast<cell_t>(pBitBuf->ReadLong());
   460 }
   461 
   462 static cell_t smn_BfReadFloat(IPluginContext *pCtx, const cell_t *params)
   463 {
   464 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   465 	HandleError herr;
   466 	HandleSecurity sec;
   467 	bf_read *pBitBuf;
   468 
   469 	sec.pOwner = NULL;
   470 	sec.pIdentity = g_pCoreIdent;
   471 
   472 	if ((herr=g_HandleSys.ReadHandle(hndl, g_RdBitBufType, &sec, (void **)&pBitBuf))
   473 		!= HandleError_None)
   474 	{
   475 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   476 	}
   477 
   478 	return sp_ftoc(pBitBuf->ReadFloat());
   479 }
   480 
   481 static cell_t smn_BfReadString(IPluginContext *pCtx, const cell_t *params)
   482 {
   483 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   484 	HandleError herr;
   485 	HandleSecurity sec;
   486 	bf_read *pBitBuf;
   487 	int numChars = 0;
   488 	char *buf;
   489 
   490 	sec.pOwner = NULL;
   491 	sec.pIdentity = g_pCoreIdent;
   492 
   493 	if ((herr=g_HandleSys.ReadHandle(hndl, g_RdBitBufType, &sec, (void **)&pBitBuf))
   494 		!= HandleError_None)
   495 	{
   496 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   497 	}
   498 
   499 	pCtx->LocalToPhysAddr(params[2], (cell_t **)&buf);
   500 	pBitBuf->ReadString(buf, params[3], params[4] ? true : false, &numChars);
   501 
   502 	if (pBitBuf->IsOverflowed())
   503 	{
   504 		return -numChars - 1;
   505 	}
   506 
   507 	return numChars;
   508 }
   509 
   510 static cell_t smn_BfReadEntity(IPluginContext *pCtx, const cell_t *params)
   511 {
   512 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   513 	HandleError herr;
   514 	HandleSecurity sec;
   515 	bf_read *pBitBuf;
   516 
   517 	sec.pOwner = NULL;
   518 	sec.pIdentity = g_pCoreIdent;
   519 
   520 	if ((herr=g_HandleSys.ReadHandle(hndl, g_RdBitBufType, &sec, (void **)&pBitBuf))
   521 		!= HandleError_None)
   522 	{
   523 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   524 	}
   525 
   526 	return pBitBuf->ReadShort();
   527 }
   528 
   529 static cell_t smn_BfReadAngle(IPluginContext *pCtx, const cell_t *params)
   530 {
   531 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   532 	HandleError herr;
   533 	HandleSecurity sec;
   534 	bf_read *pBitBuf;
   535 
   536 	sec.pOwner = NULL;
   537 	sec.pIdentity = g_pCoreIdent;
   538 
   539 	if ((herr=g_HandleSys.ReadHandle(hndl, g_RdBitBufType, &sec, (void **)&pBitBuf))
   540 		!= HandleError_None)
   541 	{
   542 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   543 	}
   544 
   545 	return sp_ftoc(pBitBuf->ReadBitAngle(params[2]));
   546 }
   547 
   548 static cell_t smn_BfReadCoord(IPluginContext *pCtx, const cell_t *params)
   549 {
   550 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   551 	HandleError herr;
   552 	HandleSecurity sec;
   553 	bf_read *pBitBuf;
   554 
   555 	sec.pOwner = NULL;
   556 	sec.pIdentity = g_pCoreIdent;
   557 
   558 	if ((herr=g_HandleSys.ReadHandle(hndl, g_RdBitBufType, &sec, (void **)&pBitBuf))
   559 		!= HandleError_None)
   560 	{
   561 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   562 	}
   563 
   564 	return sp_ftoc(pBitBuf->ReadBitCoord());
   565 }
   566 
   567 static cell_t smn_BfReadVecCoord(IPluginContext *pCtx, const cell_t *params)
   568 {
   569 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   570 	HandleError herr;
   571 	HandleSecurity sec;
   572 	bf_read *pBitBuf;
   573 
   574 	sec.pOwner = NULL;
   575 	sec.pIdentity = g_pCoreIdent;
   576 
   577 	if ((herr=g_HandleSys.ReadHandle(hndl, g_RdBitBufType, &sec, (void **)&pBitBuf))
   578 		!= HandleError_None)
   579 	{
   580 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   581 	}
   582 
   583 	cell_t *pVec;
   584 	pCtx->LocalToPhysAddr(params[2], &pVec);
   585 
   586 	Vector vec;
   587 	pBitBuf->ReadBitVec3Coord(vec);
   588 
   589 	pVec[0] = sp_ftoc(vec.x);
   590 	pVec[1] = sp_ftoc(vec.y);
   591 	pVec[2] = sp_ftoc(vec.z);
   592 
   593 	return 1;
   594 }
   595 
   596 static cell_t smn_BfReadVecNormal(IPluginContext *pCtx, const cell_t *params)
   597 {
   598 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   599 	HandleError herr;
   600 	HandleSecurity sec;
   601 	bf_read *pBitBuf;
   602 
   603 	sec.pOwner = NULL;
   604 	sec.pIdentity = g_pCoreIdent;
   605 
   606 	if ((herr=g_HandleSys.ReadHandle(hndl, g_RdBitBufType, &sec, (void **)&pBitBuf))
   607 		!= HandleError_None)
   608 	{
   609 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   610 	}
   611 
   612 	cell_t *pVec;
   613 	pCtx->LocalToPhysAddr(params[2], &pVec);
   614 
   615 	Vector vec;
   616 	pBitBuf->ReadBitVec3Normal(vec);
   617 
   618 	pVec[0] = sp_ftoc(vec.x);
   619 	pVec[1] = sp_ftoc(vec.y);
   620 	pVec[2] = sp_ftoc(vec.z);
   621 
   622 	return 1;
   623 }
   624 
   625 static cell_t smn_BfReadAngles(IPluginContext *pCtx, const cell_t *params)
   626 {
   627 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   628 	HandleError herr;
   629 	HandleSecurity sec;
   630 	bf_read *pBitBuf;
   631 
   632 	sec.pOwner = NULL;
   633 	sec.pIdentity = g_pCoreIdent;
   634 
   635 	if ((herr=g_HandleSys.ReadHandle(hndl, g_RdBitBufType, &sec, (void **)&pBitBuf))
   636 		!= HandleError_None)
   637 	{
   638 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   639 	}
   640 
   641 	cell_t *pAng;
   642 	pCtx->LocalToPhysAddr(params[2], &pAng);
   643 
   644 	QAngle ang;
   645 	pBitBuf->ReadBitAngles(ang);
   646 
   647 	pAng[0] = sp_ftoc(ang.x);
   648 	pAng[1] = sp_ftoc(ang.y);
   649 	pAng[2] = sp_ftoc(ang.z);
   650 
   651 	return 1;
   652 }
   653 
   654 static cell_t smn_BfGetNumBytesLeft(IPluginContext *pCtx, const cell_t *params)
   655 {
   656 	Handle_t hndl = static_cast<Handle_t>(params[1]);
   657 	HandleError herr;
   658 	HandleSecurity sec;
   659 	bf_read *pBitBuf;
   660 
   661 	sec.pOwner = NULL;
   662 	sec.pIdentity = g_pCoreIdent;
   663 
   664 	if ((herr=g_HandleSys.ReadHandle(hndl, g_RdBitBufType, &sec, (void **)&pBitBuf))
   665 		!= HandleError_None)
   666 	{
   667 		return pCtx->ThrowNativeError("Invalid bit buffer handle %x (error %d)", hndl, herr);
   668 	}
   669 
   670 	return pBitBuf->GetNumBitsLeft() >> 3;
   671 }
   672 
   673 REGISTER_NATIVES(bitbufnatives)
   674 {
   675 	{"BfWriteBool",				smn_BfWriteBool},
   676 	{"BfWriteByte",				smn_BfWriteByte},
   677 	{"BfWriteChar",				smn_BfWriteChar},
   678 	{"BfWriteShort",			smn_BfWriteShort},
   679 	{"BfWriteWord",				smn_BfWriteWord},
   680 	{"BfWriteNum",				smn_BfWriteNum},
   681 	{"BfWriteFloat",			smn_BfWriteFloat},
   682 	{"BfWriteString",			smn_BfWriteString},
   683 	{"BfWriteEntity",			smn_BfWriteEntity},
   684 	{"BfWriteAngle",			smn_BfWriteAngle},
   685 	{"BfWriteCoord",			smn_BfWriteCoord},
   686 	{"BfWriteVecCoord",			smn_BfWriteVecCoord},
   687 	{"BfWriteVecNormal",		smn_BfWriteVecNormal},
   688 	{"BfWriteAngles",			smn_BfWriteAngles},
   689 	{"BfReadBool",				smn_BfReadBool},
   690 	{"BfReadByte",				smn_BfReadByte},
   691 	{"BfReadChar",				smn_BfReadChar},
   692 	{"BfReadShort",				smn_BfReadShort},
   693 	{"BfReadWord",				smn_BfReadWord},
   694 	{"BfReadNum",				smn_BfReadNum},
   695 	{"BfReadFloat",				smn_BfReadFloat},
   696 	{"BfReadString",			smn_BfReadString},
   697 	{"BfReadEntity",			smn_BfReadEntity},
   698 	{"BfReadAngle",				smn_BfReadAngle},
   699 	{"BfReadCoord",				smn_BfReadCoord},
   700 	{"BfReadVecCoord",			smn_BfReadVecCoord},
   701 	{"BfReadVecNormal",			smn_BfReadVecNormal},
   702 	{"BfReadAngles",			smn_BfReadAngles},
   703 	{"BfGetNumBytesLeft",		smn_BfGetNumBytesLeft},
   704 	{NULL,						NULL}
   705 };
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