sourcemod-central: core/AdminCache.cpp@0d84046ec139

     1 /**

     2  * vim: set ts=4 :

     3  * =============================================================================

     4  * SourceMod

     5  * Copyright (C) 2004-2007 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  */

    32 #include <string.h>

    33 #include <assert.h>

    34 #include "AdminCache.h"

    35 #include "ShareSys.h"

    36 #include "ForwardSys.h"

    37 #include "PlayerManager.h"

    38 #include "ConCmdManager.h"

    39 #include "TextParsers.h"

    40 #include "Logger.h"

    41 #include "sourcemod.h"

    42 #include "sm_stringutil.h"

    44 #define LEVEL_STATE_NONE		0

    45 #define LEVEL_STATE_LEVELS		1

    46 #define LEVEL_STATE_FLAGS		2

    48 AdminCache g_Admins;

    49 AdminFlag g_FlagLetters[26];

    50 bool g_FlagSet[26];

    52 /* Default flags */

    53 AdminFlag g_DefaultFlags[26] =

    54 {

    55 	Admin_Reservation, Admin_Generic, Admin_Kick, Admin_Ban, Admin_Unban,

    56 	Admin_Slay, Admin_Changemap, Admin_Convars, Admin_Config, Admin_Chat,

    57 	Admin_Vote, Admin_Password, Admin_RCON, Admin_Cheats, Admin_Custom1,

    58 	Admin_Custom2, Admin_Custom3, Admin_Custom4, Admin_Custom5, Admin_Custom6,

    59 	Admin_Generic, Admin_Generic, Admin_Generic, Admin_Generic, Admin_Generic,

    60 	Admin_Root

    61 };

    64 class FlagReader : public ITextListener_SMC

    65 {

    66 public:

    67 	void LoadLevels()

    68 	{

    69 		if (!Parse())

    70 		{

    71 			memcpy(g_FlagLetters, g_DefaultFlags, sizeof(AdminFlag) * 26);

    72 			for (unsigned int i=0; i<20; i++)

    73 			{

    74 				g_FlagSet[i] = true;

    75 			}

    76 			g_FlagSet[25] = true;

    77 		}

    78 	}

    79 private:

    80 	bool Parse()

    81 	{

    82 		unsigned int line = 0;

    83 		SMCParseError error;

    85 		m_Line = 0;

    86 		m_bFileNameLogged = false;

    87 		g_SourceMod.BuildPath(Path_SM, m_File, sizeof(m_File), "configs/admin_levels.cfg");

    89 		if ((error = g_TextParser.ParseFile_SMC(m_File, this, &line, NULL))

    90 			!= SMCParse_Okay)

    91 		{

    92 			const char *err_string = g_TextParser.GetSMCErrorString(error);

    93 			if (!err_string)

    94 			{

    95 				err_string = "Unknown error";

    96 			}

    97 			ParseError("Error %d (%s)", error, err_string);

    98 			return false;

    99 		}

   101 		return true;

   102 	}

   103 	void ReadSMC_ParseStart()

   104 	{

   105 		m_LevelState = LEVEL_STATE_NONE;

   106 		m_IgnoreLevel = 0;

   107 		memset(g_FlagSet, 0, sizeof(g_FlagSet));

   108 	}

   109 	SMCParseResult ReadSMC_NewSection(const char *name, bool opt_quotes)

   110 	{

   111 		if (m_IgnoreLevel)

   112 		{

   113 			m_IgnoreLevel++;

   114 			return SMCParse_Continue;

   115 		}

   117 		if (m_LevelState == LEVEL_STATE_NONE)

   118 		{

   119 			if (strcmp(name, "Levels") == 0)

   120 			{

   121 				m_LevelState = LEVEL_STATE_LEVELS;

   122 			} else {

   123 				m_IgnoreLevel++;

   124 			}

   125 		} else if (m_LevelState == LEVEL_STATE_LEVELS) {

   126 			if (strcmp(name, "Flags") == 0)

   127 			{

   128 				m_LevelState = LEVEL_STATE_FLAGS;

   129 			} else {

   130 				m_IgnoreLevel++;

   131 			}

   132 		} else {

   133 			m_IgnoreLevel++;

   134 		}

   136 		return SMCParse_Continue;

   137 	}

   138 	SMCParseResult ReadSMC_KeyValue(const char *key, const char *value, bool key_quotes, bool value_quotes)

   139 	{

   140 		if (m_LevelState != LEVEL_STATE_FLAGS || m_IgnoreLevel)

   141 		{

   142 			return SMCParse_Continue;

   143 		}

   145 		unsigned char c = (unsigned)value[0];

   147 		if (c < (unsigned)'a' || c > (unsigned)'z')

   148 		{

   149 			ParseError("Flag \"%c\" is not a lower-case ASCII letter", c);

   150 			return SMCParse_Continue;

   151 		}

   153 		c -= (unsigned)'a';

   155 		assert(c >= 0 && c < 26);

   157 		if (!g_Admins.FindFlag(key, &g_FlagLetters[c]))

   158 		{

   159 			ParseError("Unrecognized admin level \"%s\"", key);

   160 			return SMCParse_Continue;

   161 		}

   163 		g_FlagSet[c] = true;

   165 		return SMCParse_Continue;

   166 	}

   167 	SMCParseResult ReadSMC_LeavingSection()

   168 	{

   169 		if (m_IgnoreLevel)

   170 		{

   171 			m_IgnoreLevel--;

   172 			return SMCParse_Continue;

   173 		}

   175 		if (m_LevelState == LEVEL_STATE_FLAGS)

   176 		{

   177 			m_LevelState = LEVEL_STATE_LEVELS;

   178 			return SMCParse_Halt;

   179 		} else if (m_LevelState == LEVEL_STATE_LEVELS) {

   180 			m_LevelState = LEVEL_STATE_NONE;

   181 		}

   183 		return SMCParse_Continue;

   184 	}

   185 	SMCParseResult ReadSMC_RawLine(const char *line, unsigned int curline)

   186 	{

   187 		m_Line = curline;

   188 		return SMCParse_Continue;

   189 	}

   190 	void ParseError(const char *message, ...)

   191 	{

   192 		va_list ap;

   193 		char buffer[256];

   195 		va_start(ap, message);

   196 		UTIL_FormatArgs(buffer, sizeof(buffer), message, ap);

   197 		va_end(ap);

   199 		if (!m_bFileNameLogged)

   200 		{

   201 			g_Logger.LogError("[SM] Parse error(s) detected in file \"%s\":", m_File);

   202 			m_bFileNameLogged = true;

   203 		}

   205 		g_Logger.LogError("[SM] (Line %d): %s", m_Line, buffer);

   206 	}

   207 private:

   208 	bool m_bFileNameLogged;

   209 	char m_File[PLATFORM_MAX_PATH];

   210 	int m_LevelState;

   211 	int m_IgnoreLevel;

   212 	unsigned int m_Line;

   213 } s_FlagReader;

   215 AdminCache::AdminCache()

   216 {

   217 	m_pCmdOverrides = sm_trie_create();

   218 	m_pCmdGrpOverrides = sm_trie_create();

   219 	m_pStrings = new BaseStringTable(1024);

   220 	m_pMemory = m_pStrings->GetMemTable();

   221 	m_FreeGroupList = m_FirstGroup = m_LastGroup = INVALID_GROUP_ID;

   222 	m_FreeUserList = m_FirstUser = m_LastUser = INVALID_ADMIN_ID;

   223 	m_pGroups = sm_trie_create();

   224 	m_pCacheFwd = NULL;

   225 	m_FirstGroup = -1;

   226 	m_pAuthTables = sm_trie_create();

   227 	m_InvalidatingAdmins = false;

   228 	m_destroying = false;

   229 	m_pLevelNames = sm_trie_create();

   230 }

   232 AdminCache::~AdminCache()

   233 {

   234 	m_destroying = true;

   235 	DumpAdminCache(AdminCache_Overrides, false);

   236 	DumpAdminCache(AdminCache_Groups, false);

   238 	sm_trie_destroy(m_pCmdGrpOverrides);

   239 	sm_trie_destroy(m_pCmdOverrides);

   241 	if (m_pGroups)

   242 	{

   243 		sm_trie_destroy(m_pGroups);

   244 	}

   246 	List<AuthMethod>::iterator iter;

   247 	for (iter=m_AuthMethods.begin();

   248 		 iter!=m_AuthMethods.end();

   249 		 iter++)

   250 	{

   251 		sm_trie_destroy((*iter).table);

   252 	}

   254 	sm_trie_destroy(m_pAuthTables);

   256 	delete m_pStrings;

   258 	sm_trie_destroy(m_pLevelNames);

   259 }

   261 void AdminCache::OnSourceModStartup(bool late)

   262 {

   263 	RegisterAuthIdentType("steam");

   264 	RegisterAuthIdentType("name");

   265 	RegisterAuthIdentType("ip");

   267 	NameFlag("reservation", Admin_Reservation);

   268 	NameFlag("kick", Admin_Kick);

   269 	NameFlag("generic", Admin_Generic);

   270 	NameFlag("ban", Admin_Ban);

   271 	NameFlag("unban", Admin_Unban);

   272 	NameFlag("slay", Admin_Slay);

   273 	NameFlag("changemap", Admin_Changemap);

   274 	NameFlag("cvars", Admin_Convars);

   275 	NameFlag("config", Admin_Config);

   276 	NameFlag("chat", Admin_Chat);

   277 	NameFlag("vote", Admin_Vote);

   278 	NameFlag("password", Admin_Password);

   279 	NameFlag("rcon", Admin_RCON);

   280 	NameFlag("cheats", Admin_Cheats);

   281 	NameFlag("root", Admin_Root);

   282 	NameFlag("custom1", Admin_Custom1);

   283 	NameFlag("custom2", Admin_Custom2);

   284 	NameFlag("custom3", Admin_Custom3);

   285 	NameFlag("custom4", Admin_Custom4);

   286 	NameFlag("custom5", Admin_Custom5);

   287 	NameFlag("custom6", Admin_Custom6);

   288 }

   290 void AdminCache::OnSourceModAllInitialized()

   291 {

   292 	m_pCacheFwd = g_Forwards.CreateForward("OnRebuildAdminCache", ET_Ignore, 1, NULL, Param_Cell);

   293 	g_ShareSys.AddInterface(NULL, this);

   294 }

   296 void AdminCache::OnSourceModLevelChange(const char *mapName)

   297 {

   298 	/* For now, we only read these once per level. */

   299 	s_FlagReader.LoadLevels();

   300 }

   302 void AdminCache::OnSourceModShutdown()

   303 {

   304 	g_Forwards.ReleaseForward(m_pCacheFwd);

   305 	m_pCacheFwd = NULL;

   306 }

   308 void AdminCache::OnSourceModPluginsLoaded()

   309 {

   310 	DumpAdminCache(AdminCache_Overrides, true);

   311 	DumpAdminCache(AdminCache_Groups, true);

   312 }

   314 void AdminCache::NameFlag(const char *str, AdminFlag flag)

   315 {

   316 	sm_trie_insert(m_pLevelNames, str, (void *)flag);

   317 }

   319 bool AdminCache::FindFlag(const char *str, AdminFlag *pFlag)

   320 {

   321 	void *obj;

   322 	if (!sm_trie_retrieve(m_pLevelNames, str, &obj))

   323 	{

   324 		return false;

   325 	}

   327 	if (pFlag)

   328 	{

   329 		*pFlag = (AdminFlag)(int)obj;

   330 	}

   332 	return true;

   333 }

   335 void AdminCache::AddCommandOverride(const char *cmd, OverrideType type, FlagBits flags)

   336 {

   337 	Trie *pTrie = NULL;

   338 	if (type == Override_Command)

   339 	{

   340 		pTrie = m_pCmdOverrides;

   341 	} else if (type == Override_CommandGroup) {

   342 		pTrie = m_pCmdGrpOverrides;

   343 	} else {

   344 		return;

   345 	}

   347 	sm_trie_insert(pTrie, cmd, (void *)(unsigned int)flags);

   349 	g_ConCmds.UpdateAdminCmdFlags(cmd, type, flags);

   350 }

   352 bool AdminCache::GetCommandOverride(const char *cmd, OverrideType type, FlagBits *pFlags)

   353 {

   354 	Trie *pTrie = NULL;

   356 	if (type == Override_Command)

   357 	{

   358 		pTrie = m_pCmdOverrides;

   359 	} else if (type == Override_CommandGroup) {

   360 		pTrie = m_pCmdGrpOverrides;

   361 	} else {

   362 		return false;

   363 	}

   365 	void *object;

   366 	if (sm_trie_retrieve(pTrie, cmd, &object))

   367 	{

   368 		if (pFlags)

   369 		{

   370 			*pFlags = (FlagBits)object;

   371 		}

   372 		return true;

   373 	}

   375 	return false;

   376 }

   378 void AdminCache::UnsetCommandOverride(const char *cmd, OverrideType type)

   379 {

   380 	if (type == Override_Command)

   381 	{

   382 		return _UnsetCommandOverride(cmd);

   383 	} else if (type == Override_CommandGroup) {

   384 		return _UnsetCommandGroupOverride(cmd);

   385 	}

   386 }

   388 void AdminCache::_UnsetCommandGroupOverride(const char *group)

   389 {

   390 	if (!m_pCmdGrpOverrides)

   391 	{

   392 		return;

   393 	}

   395 	sm_trie_delete(m_pCmdGrpOverrides, group);

   397 	g_ConCmds.UpdateAdminCmdFlags(group, Override_CommandGroup, 0);

   398 }

   400 void AdminCache::_UnsetCommandOverride(const char *cmd)

   401 {

   402 	if (!m_pCmdOverrides)

   403 	{

   404 		return;

   405 	}

   407 	sm_trie_delete(m_pCmdOverrides, cmd);

   409 	g_ConCmds.UpdateAdminCmdFlags(cmd, Override_Command, 0);

   410 }

   412 void AdminCache::DumpCommandOverrideCache(OverrideType type)

   413 {

   414 	if (type == Override_Command && m_pCmdOverrides)

   415 	{

   416 		sm_trie_clear(m_pCmdOverrides);

   417 	} else if (type == Override_CommandGroup && m_pCmdGrpOverrides) {

   418 		sm_trie_clear(m_pCmdGrpOverrides);

   419 	}

   420 }

   422 AdminId AdminCache::CreateAdmin(const char *name)

   423 {

   424 	AdminId id;

   425 	AdminUser *pUser;

   427 	if (m_FreeUserList != INVALID_ADMIN_ID)

   428 	{

   429 		pUser = (AdminUser *)m_pMemory->GetAddress(m_FreeUserList);

   430 		assert(pUser->magic == USR_MAGIC_UNSET);

   431 		id = m_FreeUserList;

   432 		m_FreeUserList = pUser->next_user;

   433 	} else {

   434 		id = m_pMemory->CreateMem(sizeof(AdminUser), (void **)&pUser);

   435 		pUser->grp_size = 0;

   436 		pUser->grp_table = -1;

   437 	}

   439 	pUser->flags = 0;

   440 	pUser->eflags = 0;

   441 	pUser->grp_count = 0;

   442 	pUser->password = -1;

   443 	pUser->magic = USR_MAGIC_SET;

   444 	pUser->auth.identidx = -1;

   445 	pUser->auth.index = 0;

   446 	pUser->immune_default = false;

   447 	pUser->immune_global = false;

   448 	pUser->serialchange = 1;

   450 	if (m_FirstUser == INVALID_ADMIN_ID)

   451 	{

   452 		m_FirstUser = id;

   453 		m_LastUser = id;

   454 	} else {

   455 		AdminUser *pPrev = (AdminUser *)m_pMemory->GetAddress(m_LastUser);

   456 		pPrev->next_user = id;

   457 		pUser->prev_user = m_LastUser;

   458 		m_LastUser = id;

   459 	}

   461 	if (name && name[0] != '\0')

   462 	{

   463 		pUser->nameidx = m_pStrings->AddString(name);

   464 	}

   466 	return id;

   467 }

   469 GroupId AdminCache::AddGroup(const char *group_name)

   470 {

   471 	if (sm_trie_retrieve(m_pGroups, group_name, NULL))

   472 	{

   473 		return INVALID_GROUP_ID;

   474 	}

   476 	GroupId id;

   477 	AdminGroup *pGroup;

   478 	if (m_FreeGroupList != INVALID_GROUP_ID)

   479 	{

   480 		pGroup = (AdminGroup *)m_pMemory->GetAddress(m_FreeGroupList);

   481 		assert(pGroup->magic == GRP_MAGIC_UNSET);

   482 		id = m_FreeGroupList;

   483 		m_FreeGroupList = pGroup->next_grp;

   484 	} else {

   485 		id = m_pMemory->CreateMem(sizeof(AdminGroup), (void **)&pGroup);

   486 	}

   488 	pGroup->immune_default = false;

   489 	pGroup->immune_global = false;

   490 	pGroup->immune_table = -1;

   491 	pGroup->magic = GRP_MAGIC_SET;

   492 	pGroup->next_grp = INVALID_GROUP_ID;

   493 	pGroup->pCmdGrpTable = NULL;

   494 	pGroup->pCmdTable = NULL;

   495 	pGroup->addflags = 0;

   497 	if (m_FirstGroup == INVALID_GROUP_ID)

   498 	{

   499 		m_FirstGroup = id;

   500 		m_LastGroup = id;

   501 		pGroup->prev_grp = INVALID_GROUP_ID;

   502 	} else {

   503 		AdminGroup *pPrev = (AdminGroup *)m_pMemory->GetAddress(m_LastGroup);

   504 		assert(pPrev->magic == GRP_MAGIC_SET);

   505 		pPrev->next_grp = id;

   506 		pGroup->prev_grp = m_LastGroup;

   507 		m_LastGroup = id;

   508 	}

   510 	pGroup->nameidx = m_pStrings->AddString(group_name);

   512 	sm_trie_insert(m_pGroups, group_name, (void *)id);

   514 	return id;

   515 }

   517 GroupId AdminCache::FindGroupByName(const char *group_name)

   518 {

   519 	void *object;

   521 	if (!sm_trie_retrieve(m_pGroups, group_name, &object))

   522 	{

   523 		return INVALID_GROUP_ID;

   524 	}

   526 	GroupId id = (GroupId)object;

   527 	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);

   529 	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)

   530 	{

   531 		return INVALID_GROUP_ID;

   532 	}

   534 	return id;

   535 }

   537 void AdminCache::SetGroupAddFlag(GroupId id, AdminFlag flag, bool enabled)

   538 {

   539 	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);

   540 	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)

   541 	{

   542 		return;

   543 	}

   545 	if (flag < Admin_Reservation || flag >= AdminFlags_TOTAL)

   546 	{

   547 		return;

   548 	}

   550 	FlagBits bits = (1<<(FlagBits)flag);

   552 	if (enabled)

   553 	{

   554 		pGroup->addflags |= bits;

   555 	} else {

   556 		pGroup->addflags &= ~bits;

   557 	}

   558 }

   560 bool AdminCache::GetGroupAddFlag(GroupId id, AdminFlag flag)

   561 {

   562 	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);

   563 	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)

   564 	{

   565 		return false;

   566 	}

   568 	if (flag < Admin_Reservation || flag >= AdminFlags_TOTAL)

   569 	{

   570 		return false;

   571 	}

   573 	FlagBits bit = 1<<(FlagBits)flag;

   574 	return ((pGroup->addflags & bit) == bit);

   575 }

   577 FlagBits AdminCache::GetGroupAddFlags(GroupId id)

   578 {

   579 	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);

   580 	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)

   581 	{

   582 		return 0;

   583 	}

   585 	return pGroup->addflags;

   586 }

   588 void AdminCache::SetGroupGenericImmunity(GroupId id, ImmunityType type, bool enabled)

   589 {

   590 	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);

   591 	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)

   592 	{

   593 		return;

   594 	}

   596 	if (type == Immunity_Default)

   597 	{

   598 		pGroup->immune_default = enabled;

   599 	} else if (type == Immunity_Global) {

   600 		pGroup->immune_global = enabled;

   601 	}

   602 }

   604 bool AdminCache::GetGroupGenericImmunity(GroupId id, ImmunityType type)

   605 {

   606 	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);

   607 	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)

   608 	{

   609 		return false;

   610 	}

   612 	if (type == Immunity_Default)

   613 	{

   614 		return pGroup->immune_default;

   615 	} else if (type == Immunity_Global) {

   616 		return pGroup->immune_global;

   617 	}

   619 	return false;

   620 }

   622 void AdminCache::AddGroupImmunity(GroupId id, GroupId other_id)

   623 {

   624 	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);

   625 	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)

   626 	{

   627 		return;

   628 	}

   630 	AdminGroup *pOther = (AdminGroup *)m_pMemory->GetAddress(id);

   631 	if (!pOther || pOther->magic != GRP_MAGIC_SET)

   632 	{

   633 		return;

   634 	}

   636 	/* We always need to resize the immunity table */

   637 	int *table, tblidx;

   638 	if (pOther->immune_table == -1)

   639 	{

   640 		tblidx = m_pMemory->CreateMem(sizeof(int) * 2, (void **)&table);

   641 		table[0] = 0;

   642 	} else {

   643 		int *old_table = (int *)m_pMemory->GetAddress(pOther->immune_table);

   644 		/* Break out if this group is already in the list */

   645 		for (int i=0; i<old_table[0]; i++)

   646 		{

   647 			if (old_table[1+i] == other_id)

   648 			{

   649 				return;

   650 			}

   651 		}

   652 		tblidx = m_pMemory->CreateMem(sizeof(int) * (old_table[0] + 2), (void **)&table);

   653 		/* Get the old address again in case of resize */

   654 		old_table = (int *)m_pMemory->GetAddress(pOther->immune_table);

   655 		table[0] = old_table[0];

   656 		for (unsigned int i=1; i<=(unsigned int)old_table[0]; i++)

   657 		{

   658 			table[i] = old_table[i];

   659 		}

   660 	}

   662 	/* Assign */

   663 	pOther->immune_table = tblidx;

   665 	/* Add to the array */

   666 	table[0]++;

   667 	table[table[0]] = other_id;

   668 }

   670 unsigned int AdminCache::GetGroupImmunityCount(GroupId id)

   671 {

   672 	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);

   673 	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)

   674 	{

   675 		return 0;

   676 	}

   678 	if (pGroup->immune_table == -1)

   679 	{

   680 		return 0;

   681 	}

   683 	int *table = (int *)m_pMemory->GetAddress(pGroup->immune_table);

   685 	return table[0];

   686 }

   688 GroupId AdminCache::GetGroupImmunity(GroupId id, unsigned int number)

   689 {

   690 	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);

   691 	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)

   692 	{

   693 		return INVALID_GROUP_ID;

   694 	}

   696 	if (pGroup->immune_table == -1)

   697 	{

   698 		return INVALID_GROUP_ID;

   699 	}

   701 	int *table = (int *)m_pMemory->GetAddress(pGroup->immune_table);

   702 	if (number >= (unsigned int)table[0])

   703 	{

   704 		return INVALID_GROUP_ID;

   705 	}

   707 	return table[1 + number];

   708 }

   710 void AdminCache::AddGroupCommandOverride(GroupId id, const char *name, OverrideType type, OverrideRule rule)

   711 {

   712 	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);

   713 	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)

   714 	{

   715 		return;

   716 	}

   718 	Trie *pTrie = NULL;

   719 	if (type == Override_Command)

   720 	{

   721 		if (pGroup->pCmdTable == NULL)

   722 		{

   723 			pGroup->pCmdTable = sm_trie_create();

   724 		}

   725 		pTrie = pGroup->pCmdTable;

   726 	} else if (type == Override_CommandGroup) {

   727 		if (pGroup->pCmdGrpTable == NULL)

   728 		{

   729 			pGroup->pCmdGrpTable = sm_trie_create();

   730 		}

   731 		pTrie = pGroup->pCmdGrpTable;

   732 	} else {

   733 		return;

   734 	}

   736 	sm_trie_insert(pTrie, name, (void *)(int)rule);

   737 }

   739 bool AdminCache::GetGroupCommandOverride(GroupId id, const char *name, OverrideType type, OverrideRule *pRule)

   740 {

   741 	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);

   742 	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)

   743 	{

   744 		return false;

   745 	}

   747 	Trie *pTrie = NULL;

   748 	if (type == Override_Command)

   749 	{

   750 		if (pGroup->pCmdTable == NULL)

   751 		{

   752 			return false;

   753 		}

   754 		pTrie = pGroup->pCmdTable;

   755 	} else if (type == Override_CommandGroup) {

   756 		if (pGroup->pCmdGrpTable == NULL)

   757 		{

   758 			return false;

   759 		}

   760 		pTrie = pGroup->pCmdGrpTable;

   761 	} else {

   762 		return false;

   763 	}

   765 	void *object;

   766 	if (!sm_trie_retrieve(pTrie, name, &object))

   767 	{

   768 		return false;

   769 	}

   771 	if (pRule)

   772 	{

   773 		*pRule = (OverrideRule)(int)object;

   774 	}

   776 	return true;

   777 }

   779 Trie *AdminCache::GetMethodByIndex(unsigned int index)

   780 {

   781 	List<AuthMethod>::iterator iter;

   782 	for (iter=m_AuthMethods.begin();

   783 		 iter!=m_AuthMethods.end();

   784 		 iter++)

   785 	{

   786 		if (index-- == 0)

   787 		{

   788 			return (*iter).table;

   789 		}

   790 	}

   792 	return NULL;

   793 }

   795 bool AdminCache::InvalidateAdmin(AdminId id)

   796 {

   797 	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);

   798 	AdminUser *pOther;

   799 	if (!pUser || pUser->magic != USR_MAGIC_SET)

   800 	{

   801 		return false;

   802 	}

   804 	if (!m_InvalidatingAdmins && !m_destroying)

   805 	{

   806 		g_Players.ClearAdminId(id);

   807 	}

   809 	/* Unlink from the dbl link list */

   810 	if (id == m_FirstUser && id == m_LastUser)

   811 	{

   812 		m_FirstUser = INVALID_ADMIN_ID;

   813 		m_LastUser = INVALID_ADMIN_ID;

   814 	} else if (id == m_FirstUser) {

   815 		m_FirstUser = pUser->next_user;

   816 		pOther = (AdminUser *)m_pMemory->GetAddress(m_FirstUser);

   817 		pOther->prev_user = INVALID_ADMIN_ID;

   818 	} else if (id == m_LastUser) {

   819 		m_LastUser = pUser->prev_user;

   820 		pOther = (AdminUser *)m_pMemory->GetAddress(m_LastUser);

   821 		pOther->next_user = INVALID_ADMIN_ID;

   822 	} else {

   823 		pOther = (AdminUser *)m_pMemory->GetAddress(pUser->prev_user);

   824 		pOther->next_user = pUser->next_user;

   825 		pOther = (AdminUser *)m_pMemory->GetAddress(pUser->next_user);

   826 		pOther->prev_user = pUser->prev_user;

   827 	}

   829 	/* Unlink from auth tables */

   830 	if (pUser->auth.identidx != -1)

   831 	{

   832 		Trie *pTrie = GetMethodByIndex(pUser->auth.index);

   833 		if (pTrie)

   834 		{

   835 			sm_trie_delete(pTrie, m_pStrings->GetString(pUser->auth.identidx));

   836 		}

   837 	}

   839 	/* Clear table counts */

   840 	pUser->grp_count = 0;

   842 	/* Link into free list */

   843 	pUser->magic = USR_MAGIC_UNSET;

   844 	pUser->next_user = m_FreeUserList;

   845 	m_FreeUserList = id;

   847 	/* Unset serial change */

   848 	pUser->serialchange = 0;

   850 	return true;

   851 }

   854 void AdminCache::InvalidateGroup(GroupId id)

   855 {

   856 	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);

   857 	AdminGroup *pOther;

   859 	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)

   860 	{

   861 		return;

   862 	}

   864 	const char *str = m_pStrings->GetString(pGroup->nameidx);

   865 	sm_trie_delete(m_pGroups, str);

   867 	/* Unlink from the live dbllink list */

   868 	if (id == m_FirstGroup && id == m_LastGroup)

   869 	{

   870 		m_LastGroup = INVALID_GROUP_ID;

   871 		m_FirstGroup = INVALID_GROUP_ID;

   872 	} else if (id == m_FirstGroup) {

   873 		m_FirstGroup = pGroup->next_grp;

   874 		pOther = (AdminGroup *)m_pMemory->GetAddress(m_FirstGroup);

   875 		pOther->prev_grp = INVALID_GROUP_ID;

   876 	} else if (id == m_LastGroup) {

   877 		m_LastGroup = pGroup->prev_grp;

   878 		pOther = (AdminGroup *)m_pMemory->GetAddress(m_LastGroup);

   879 		pOther->next_grp = INVALID_GROUP_ID;

   880 	} else {

   881 		pOther = (AdminGroup *)m_pMemory->GetAddress(pGroup->prev_grp);

   882 		pOther->next_grp = pGroup->next_grp;

   883 		pOther = (AdminGroup *)m_pMemory->GetAddress(pGroup->next_grp);

   884 		pOther->prev_grp = pGroup->prev_grp;

   885 	}

   887 	/* Free any used memory to be safe */

   888 	if (pGroup->pCmdGrpTable)

   889 	{

   890 		sm_trie_destroy(pGroup->pCmdGrpTable);

   891 		pGroup->pCmdGrpTable = NULL;

   892 	}

   893 	if (pGroup->pCmdTable)

   894 	{

   895 		sm_trie_destroy(pGroup->pCmdTable);

   896 		pGroup->pCmdTable = NULL;

   897 	}

   899 	/* Link into the free list */

   900 	pGroup->magic = GRP_MAGIC_UNSET;

   901 	pGroup->next_grp = m_FreeGroupList;

   902 	m_FreeGroupList = id;

   904 	int idx = m_FirstUser;

   905 	AdminUser *pUser;

   906 	int *table;

   907 	while (idx != INVALID_ADMIN_ID)

   908 	{

   909 		pUser = (AdminUser *)m_pMemory->GetAddress(idx);

   910 		if (pUser->grp_count > 0)

   911 		{

   912 			table = (int *)m_pMemory->GetAddress(pUser->grp_table);

   913 			for (unsigned int i=0; i<pUser->grp_count; i++)

   914 			{

   915 				if (table[i] == id)

   916 				{

   917 					/* We have to remove this entry */

   918 					for (unsigned int j=i+1; j<pUser->grp_count; j++)

   919 					{

   920 						/* Move everything down by one */

   921 						table[j-1] = table[j];

   922 					}

   923 					/* Decrease count */

   924 					pUser->grp_count--;

   925 					/* Recalculate effective flags */

   926 					pUser->eflags = pUser->flags;

   927 					for (unsigned int j=0; j<pUser->grp_count; j++)

   928 					{

   929 						pOther = (AdminGroup *)m_pMemory->GetAddress(table[j]);

   930 						pUser->eflags |= pOther->addflags;

   931 					}

   932 					/* Mark as changed */

   933 					pUser->serialchange++;

   934 					/* Break now, duplicates aren't allowed */

   935 					break;

   936 				}

   937 			}

   938 		}

   939 		idx = pUser->next_user;

   940 	}

   941 }

   943 void AdminCache::InvalidateGroupCache()

   944 {

   945 	/* Nuke the free list */

   946 	m_FreeGroupList = -1;

   948 	/* Nuke reverse lookups */

   949 	sm_trie_clear(m_pGroups);

   951 	/* Free memory on groups */

   952 	GroupId cur = m_FirstGroup;

   953 	AdminGroup *pGroup;

   954 	while (cur != INVALID_GROUP_ID)

   955 	{

   956 		pGroup = (AdminGroup *)m_pMemory->GetAddress(cur);

   957 		assert(pGroup->magic == GRP_MAGIC_SET);

   958 		if (pGroup->pCmdGrpTable)

   959 		{

   960 			sm_trie_destroy(pGroup->pCmdGrpTable);

   961 		}

   962 		if (pGroup->pCmdTable)

   963 		{

   964 			sm_trie_destroy(pGroup->pCmdTable);

   965 		}

   966 		cur = pGroup->next_grp;

   967 	}

   969 	m_FirstGroup = INVALID_GROUP_ID;

   970 	m_LastGroup = INVALID_GROUP_ID;

   972 	InvalidateAdminCache(false);

   974 	/* Reset the memory table */

   975 	m_pMemory->Reset();

   976 }

   978 void AdminCache::AddAdminListener(IAdminListener *pListener)

   979 {

   980 	m_hooks.push_back(pListener);

   981 }

   983 void AdminCache::RemoveAdminListener(IAdminListener *pListener)

   984 {

   985 	m_hooks.remove(pListener);

   986 }

   988 void AdminCache::RegisterAuthIdentType(const char *name)

   989 {

   990 	if (sm_trie_retrieve(m_pAuthTables, name, NULL))

   991 	{

   992 		return;

   993 	}

   995 	Trie *pAuth = sm_trie_create();

   997 	AuthMethod method;

   998 	method.name.assign(name);

   999 	method.table = pAuth;

  1001 	m_AuthMethods.push_back(method);

  1003 	sm_trie_insert(m_pAuthTables, name, pAuth);

  1004 }

  1006 void AdminCache::InvalidateAdminCache(bool unlink_admins)

  1007 {

  1008 	m_InvalidatingAdmins = true;

  1009 	if (!m_destroying)

  1010 	{

  1011 		g_Players.ClearAllAdmins();

  1012 	}

  1013 	/* Wipe the identity cache first */

  1014 	List<AuthMethod>::iterator iter;

  1015 	for (iter=m_AuthMethods.begin();

  1016 		 iter!=m_AuthMethods.end();

  1017 		 iter++)

  1018 	{

  1019 		sm_trie_clear((*iter).table);

  1020 	}

  1022 	if (unlink_admins)

  1023 	{

  1024 		while (m_FirstUser != INVALID_ADMIN_ID)

  1025 		{

  1026 			InvalidateAdmin(m_FirstUser);

  1027 		}

  1028 	} else {

  1029 		m_FirstUser = -1;

  1030 		m_LastUser = -1;

  1031 		m_FreeUserList = -1;

  1032 	}

  1033 	m_InvalidatingAdmins = false;

  1034 }

  1036 void AdminCache::DumpAdminCache(AdminCachePart part, bool rebuild)

  1037 {

  1038 	List<IAdminListener *>::iterator iter;

  1039 	IAdminListener *pListener;

  1040 	cell_t result;

  1042 	if (part == AdminCache_Overrides)

  1043 	{

  1044 		DumpCommandOverrideCache(Override_Command);

  1045 		DumpCommandOverrideCache(Override_CommandGroup);

  1046 		if (rebuild && !m_destroying)

  1047 		{

  1048 			for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)

  1049 			{

  1050 				pListener = (*iter);

  1051 				pListener->OnRebuildOverrideCache();

  1052 			}

  1053 			m_pCacheFwd->PushCell(part);

  1054 			m_pCacheFwd->Execute(&result);

  1055 		}

  1056 	} else if (part == AdminCache_Groups || part == AdminCache_Admins) {

  1057 		if (part == AdminCache_Groups)

  1058 		{

  1059 			InvalidateGroupCache();

  1060 			if (rebuild && !m_destroying)

  1061 			{

  1062 				for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)

  1063 				{

  1064 					pListener = (*iter);

  1065 					pListener->OnRebuildGroupCache();

  1066 				}

  1067 				m_pCacheFwd->PushCell(part);

  1068 				m_pCacheFwd->Execute(&result);

  1069 			}

  1070 		}

  1071 		InvalidateAdminCache(true);

  1072 		if (rebuild && !m_destroying)

  1073 		{

  1074 			for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)

  1075 			{

  1076 				pListener = (*iter);

  1077 				pListener->OnRebuildAdminCache((part == AdminCache_Groups));

  1078 			}

  1079 			m_pCacheFwd->PushCell(AdminCache_Admins);

  1080 			m_pCacheFwd->Execute(&result);

  1081 			g_Players.RecheckAnyAdmins();

  1082 		}

  1083 	}

  1084 }

  1086 const char *AdminCache::GetAdminName(AdminId id)

  1087 {

  1088 	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);

  1089 	if (!pUser || pUser->magic != USR_MAGIC_SET)

  1090 	{

  1091 		return NULL;

  1092 	}

  1094 	return m_pStrings->GetString(pUser->nameidx);

  1095 }

  1097 bool AdminCache::GetMethodIndex(const char *name, unsigned int *_index)

  1098 {

  1099 	List<AuthMethod>::iterator iter;

  1100 	unsigned int index = 0;

  1101 	for (iter=m_AuthMethods.begin();

  1102 		 iter!=m_AuthMethods.end();

  1103 		 iter++,index++)

  1104 	{

  1105 		if ((*iter).name.compare(name) == 0)

  1106 		{

  1107 			*_index = index;

  1108 			return true;

  1109 		}

  1110 	}

  1112 	return false;

  1113 }

  1115 bool AdminCache::BindAdminIdentity(AdminId id, const char *auth, const char *ident)

  1116 {

  1117 	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);

  1118 	if (!pUser || pUser->magic != USR_MAGIC_SET)

  1119 	{

  1120 		return false;

  1121 	}

  1123 	Trie *pTable;

  1124 	if (!sm_trie_retrieve(m_pAuthTables, auth, (void **)&pTable))

  1125 	{

  1126 		return false;

  1127 	}

  1129 	if (sm_trie_retrieve(pTable, ident, NULL))

  1130 	{

  1131 		return false;

  1132 	}

  1134 	pUser->auth.identidx = m_pStrings->AddString(ident);

  1135 	GetMethodIndex(auth, &pUser->auth.index);

  1137 	return sm_trie_insert(pTable, ident, (void **)id);

  1138 }

  1140 AdminId AdminCache::FindAdminByIdentity(const char *auth, const char *identity)

  1141 {

  1142 	Trie *pTable;

  1143 	if (!sm_trie_retrieve(m_pAuthTables, auth, (void **)&pTable))

  1144 	{

  1145 		return INVALID_ADMIN_ID;

  1146 	}

  1148 	void *object;

  1149 	if (!sm_trie_retrieve(pTable, identity, &object))

  1150 	{

  1151 		return INVALID_ADMIN_ID;

  1152 	}

  1154 	return (AdminId)object;

  1155 }

  1157 void AdminCache::SetAdminFlag(AdminId id, AdminFlag flag, bool enabled)

  1158 {

  1159 	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);

  1160 	if (!pUser || pUser->magic != USR_MAGIC_SET)

  1161 	{

  1162 		return;

  1163 	}

  1165 	if (flag < Admin_Reservation

  1166 		|| flag >= AdminFlags_TOTAL)

  1167 	{

  1168 		return;

  1169 	}

  1171 	FlagBits bits = (1<<(FlagBits)flag);

  1173 	if (enabled)

  1174 	{

  1175 		pUser->flags |= bits;

  1176 		pUser->eflags |= bits;

  1177 	} else {

  1178 		pUser->flags &= ~bits;

  1179 		pUser->eflags &= ~bits;

  1180 	}

  1182 	pUser->serialchange++;

  1183 }

  1185 bool AdminCache::GetAdminFlag(AdminId id, AdminFlag flag, AccessMode mode)

  1186 {

  1187 	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);

  1188 	if (!pUser || pUser->magic != USR_MAGIC_SET)

  1189 	{

  1190 		return false;

  1191 	}

  1193 	if (flag < Admin_Reservation

  1194 		|| flag >= AdminFlags_TOTAL)

  1195 	{

  1196 		return false;

  1197 	}

  1199 	FlagBits bit = (1<<(FlagBits)flag);

  1201 	if (mode == Access_Real)

  1202 	{

  1203 		return ((pUser->flags & bit) == bit);

  1204 	} else if (mode == Access_Effective) {

  1205 		bool has_bit = ((pUser->eflags & bit) == bit);

  1206 		if (!has_bit && flag != Admin_Root && ((pUser->eflags & ADMFLAG_ROOT) == ADMFLAG_ROOT))

  1207 		{

  1208 			has_bit = true;

  1209 		}

  1210 		return has_bit;

  1211 	}

  1213 	return false;

  1214 }

  1216 FlagBits AdminCache::GetAdminFlags(AdminId id, AccessMode mode)

  1217 {

  1218 	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);

  1219 	if (!pUser || pUser->magic != USR_MAGIC_SET)

  1220 	{

  1221 		return 0;

  1222 	}

  1224 	if (mode == Access_Real)

  1225 	{

  1226 		return pUser->flags;

  1227 	} else if (mode == Access_Effective) {

  1228 		return pUser->eflags;

  1229 	}

  1231 	return 0;

  1232 }

  1234 void AdminCache::SetAdminFlags(AdminId id, AccessMode mode, FlagBits bits)

  1235 {

  1236 	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);

  1237 	if (!pUser || pUser->magic != USR_MAGIC_SET)

  1238 	{

  1239 		return;

  1240 	}

  1242 	if (mode == Access_Real)

  1243 	{

  1244 		pUser->flags = bits;

  1245 		pUser->eflags = bits;

  1246 	} else if (mode == Access_Effective) {

  1247 		pUser->eflags = bits;

  1248 	}

  1250 	pUser->serialchange++;

  1251 }

  1253 bool AdminCache::AdminInheritGroup(AdminId id, GroupId gid)

  1254 {

  1255 	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);

  1256 	if (!pUser || pUser->magic != USR_MAGIC_SET)

  1257 	{

  1258 		return false;

  1259 	}

  1261 	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(gid);

  1262 	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)

  1263 	{

  1264 		return false;

  1265 	}

  1267 	/* First check for duplicates */

  1268 	if (pUser->grp_count != 0)

  1269 	{

  1270 		int *temp_table = (int *)m_pMemory->GetAddress(pUser->grp_table);

  1271 		for (unsigned int i=0; i<pUser->grp_count; i++)

  1272 		{

  1273 			if (temp_table[i] == gid)

  1274 			{

  1275 				return false;

  1276 			}

  1277 		}

  1278 	}

  1280 	int *table;

  1281 	if (pUser->grp_count + 1 > pUser->grp_size)

  1282 	{

  1283 		int new_size = 0;

  1284 		int tblidx;

  1286 		if (pUser->grp_size == 0)

  1287 		{

  1288 			new_size = 2;

  1289 		} else {

  1290 			new_size = pUser->grp_size * 2;

  1291 		}

  1293 		/* Create and refresh pointers */

  1294 		tblidx = m_pMemory->CreateMem(new_size * sizeof(int), (void **)&table);

  1295 		pUser = (AdminUser *)m_pMemory->GetAddress(id);

  1296 		pGroup = (AdminGroup *)m_pMemory->GetAddress(gid);

  1298 		/* Copy old data if necessary */

  1299 		if (pUser->grp_table != -1)

  1300 		{

  1301 			int *old_table = (int *)m_pMemory->GetAddress(pUser->grp_table);

  1302 			memcpy(table, old_table, sizeof(int) * pUser->grp_count);

  1303 		}

  1304 		pUser->grp_table = tblidx;

  1305 		pUser->grp_size = new_size;

  1306 	} else {

  1307 		table = (int *)m_pMemory->GetAddress(pUser->grp_table);

  1308 	}

  1310 	table[pUser->grp_count] = gid;

  1311 	pUser->grp_count++;

  1313 	/* Compute new effective permissions */

  1314 	pUser->eflags |= pGroup->addflags;

  1316 	if (pGroup->immune_default)

  1317 	{

  1318 		pUser->immune_default = true;

  1319 	}

  1320 	if (pGroup->immune_global)

  1321 	{

  1322 		pUser->immune_global = true;

  1323 	}

  1325 	pUser->serialchange++;

  1327 	return true;

  1328 }

  1330 bool AdminCache::IsValidAdmin(AdminId id)

  1331 {

  1332 	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);

  1333 	return (pUser != NULL && pUser->magic == USR_MAGIC_SET);

  1334 }

  1336 unsigned int AdminCache::GetAdminGroupCount(AdminId id)

  1337 {

  1338 	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);

  1339 	if (!pUser || pUser->magic != USR_MAGIC_SET)

  1340 	{

  1341 		return 0;

  1342 	}

  1344 	return pUser->grp_count;

  1345 }

  1347 GroupId AdminCache::GetAdminGroup(AdminId id, unsigned int index, const char **name)

  1348 {

  1349 	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);

  1350 	if (!pUser || pUser->magic != USR_MAGIC_SET || index >= pUser->grp_count)

  1351 	{

  1352 		return INVALID_GROUP_ID;

  1353 	}

  1355 	int *table = (int *)m_pMemory->GetAddress(pUser->grp_table);

  1357 	return table[index];

  1358 }

  1360 const char *AdminCache::GetAdminPassword(AdminId id)

  1361 {

  1362 	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);

  1363 	if (!pUser || pUser->magic != USR_MAGIC_SET)

  1364 	{

  1365 		return NULL;

  1366 	}

  1368 	return m_pStrings->GetString(pUser->password);

  1369 }

  1371 void AdminCache::SetAdminPassword(AdminId id, const char *password)

  1372 {

  1373 	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);

  1374 	if (!pUser || pUser->magic != USR_MAGIC_SET)

  1375 	{

  1376 		return;

  1377 	}

  1379 	pUser->password = m_pStrings->AddString(password);

  1380 }

  1382 unsigned int AdminCache::FlagBitsToBitArray(FlagBits bits, bool array[], unsigned int maxSize)

  1383 {

  1384 	unsigned int i;

  1385 	for (i=0; i<maxSize && i<AdminFlags_TOTAL; i++)

  1386 	{

  1387 		array[i] = ((bits & (1<<i)) == (unsigned)(1<<i));

  1388 	}

  1390 	return i;

  1391 }

  1393 FlagBits AdminCache::FlagBitArrayToBits(const bool array[], unsigned int maxSize)

  1394 {

  1395 	FlagBits bits = 0;

  1396 	for (unsigned int i=0; i<maxSize && i<AdminFlags_TOTAL; i++)

  1397 	{

  1398 		if (array[i])

  1399 		{

  1400 			bits |= (1<<i);

  1401 		}

  1402 	}

  1404 	return bits;

  1405 }

  1407 FlagBits AdminCache::FlagArrayToBits(const AdminFlag array[], unsigned int numFlags)

  1408 {

  1409 	FlagBits bits = 0;

  1410 	for (unsigned int i=0; i<numFlags && i<AdminFlags_TOTAL; i++)

  1411 	{

  1412 		bits |= (1 << (FlagBits)array[i]);

  1413 	}

  1415 	return bits;

  1416 }

  1418 unsigned int AdminCache::FlagBitsToArray(FlagBits bits, AdminFlag array[], unsigned int maxSize)

  1419 {

  1420 	unsigned int i, num=0;

  1421 	for (i=0; num<maxSize && i<AdminFlags_TOTAL; i++)

  1422 	{

  1423 		if ((bits & (1<<i)) == (unsigned)(1<<i))

  1424 		{

  1425 			array[num++] = (AdminFlag)i;

  1426 		}

  1427 	}

  1429 	return num;

  1430 }

  1432 bool AdminCache::CheckAdminFlags(AdminId id, FlagBits bits)

  1433 {

  1434 	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);

  1435 	if (!pUser || pUser->magic != USR_MAGIC_SET)

  1436 	{

  1437 		return false;

  1438 	}

  1440 	return ((pUser->eflags & bits) == bits);

  1441 }

  1443 bool AdminCache::CanAdminTarget(AdminId id, AdminId target)

  1444 {

  1445 	/**

  1446 	 * Zeroth, if the targeting AdminId is INVALID_ADMIN_ID, targeting fails.

  1447 	 * First, if the targeted AdminId is INVALID_ADMIN_ID, targeting succeeds.

  1448 	 */

  1450 	if (id == INVALID_ADMIN_ID)

  1451 	{

  1452 		return false;

  1453 	}

  1455 	if (target == INVALID_ADMIN_ID)

  1456 	{

  1457 		return true;

  1458 	}

  1460 	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);

  1461 	if (!pUser || pUser->magic != USR_MAGIC_SET)

  1462 	{

  1463 		return false;

  1464 	}

  1466 	AdminUser *pTarget = (AdminUser *)m_pMemory->GetAddress(target);

  1467 	if (!pTarget || pTarget->magic != USR_MAGIC_SET)

  1468 	{

  1469 		return false;

  1470 	}

  1472 	/**

  1473 	 * Second, if the targeting admin is root, targeting succeeds.

  1474 	 */

  1475 	if (pUser->eflags & ADMFLAG_ROOT)

  1476 	{

  1477 		return true;

  1478 	}

  1480 	/** Fourth, if the targeted admin has global immunity, targeting fails. */

  1481 	if (pTarget->immune_global)

  1482 	{

  1483 		return false;

  1484 	}

  1486 	/**

  1487 	 * Fifth, if the targeted admin has default immunity

  1488 	 *  and the admin belongs to no groups, targeting fails.

  1489 	 */

  1490 	if (pTarget->immune_default && pUser->grp_count < 1)

  1491 	{

  1492 		return false;

  1493 	}

  1495 	/**

  1496 	 * Sixth, if the targeted admin has specific immunity from the

  1497 	 *  targeting admin via group immunities, targeting fails.

  1498 	 */

  1499 	//:TODO: speed this up... maybe with trie hacks.

  1500 	//idea is to insert %d.%d in the trie after computing this and use it as a cache lookup.

  1501 	//problem is the trie cannot delete prefixes, so we'd have a problem with invalidations.

  1502 	if (pTarget->grp_count > 0 && pUser->grp_count > 0)

  1503 	{

  1504 		int *grp_table = (int *)m_pMemory->GetAddress(pTarget->grp_table);

  1505 		int *src_table = (int *)m_pMemory->GetAddress(pUser->grp_table);

  1506 		GroupId id, other;

  1507 		unsigned int num;

  1508 		for (unsigned int i=0; i<pTarget->grp_count; i++)

  1509 		{

  1510 			id = grp_table[i];

  1511 			num = GetGroupImmunityCount(id);

  1512 			for (unsigned int j=0; j<num; i++)

  1513 			{

  1514 				other = GetGroupImmunity(id, j);

  1515 				for (unsigned int k=0; k<pUser->grp_count; k++)

  1516 				{

  1517 					if (other == src_table[k])

  1518 					{

  1519 						return false;

  1520 					}

  1521 				}

  1522 			}

  1523 		}

  1524 	}

  1526 	return true;

  1527 }

  1529 bool AdminCache::FindFlag(char c, AdminFlag *pAdmFlag)

  1530 {

  1531 	if (c < 'a' || c > 'z')

  1532 	{

  1533 		return false;

  1534 	}

  1536 	if (pAdmFlag)

  1537 	{

  1538 		*pAdmFlag = g_FlagLetters[(unsigned)c - (unsigned)'a'];

  1539 	}

  1541 	return true;

  1542 }

  1544 FlagBits AdminCache::ReadFlagString(const char *flags, const char **end)

  1545 {

  1546 	FlagBits bits = 0;

  1548 	while (flags && (*flags != '\0'))

  1549 	{

  1550 		AdminFlag flag;

  1551 		if (!FindFlag(*flags, &flag))

  1552 		{

  1553 			break;

  1554 		}

  1555 		bits |= FlagArrayToBits(&flag, 1);

  1556 		flags++;

  1557 	}

  1559 	if (end)

  1560 	{

  1561 		*end = flags;

  1562 	}

  1564 	return bits;

  1565 }

  1567 unsigned int AdminCache::GetAdminSerialChange(AdminId id)

  1568 {

  1569 	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);

  1570 	if (!pUser || pUser->magic != USR_MAGIC_SET)

  1571 	{

  1572 		return 0;

  1573 	}

  1575 	return pUser->serialchange;

  1576 }

  1578 bool AdminCache::CanAdminUseCommand(int client, const char *cmd)

  1579 {

  1580 	FlagBits bits;

  1581 	OverrideType otype = Override_Command;

  1583 	if (cmd[0] == '@')

  1584 	{

  1585 		otype = Override_CommandGroup;

  1586 		cmd++;

  1587 	}

  1589 	if (!g_ConCmds.LookForCommandAdminFlags(cmd, &bits))

  1590 	{

  1591 		if (!GetCommandOverride(cmd, otype, &bits))

  1592 		{

  1593 			bits = 0;

  1594 		}

  1595 	}

  1597 	return g_ConCmds.CheckCommandAccess(client, cmd, bits);

  1598 }

author	David Anderson <dvander@alliedmods.net>
	Sat Aug 18 19:43:37 2007 +0000 (2007-08-18)
changeset 1349	0d84046ec139
parent 1330	ab94316bb52b
child 1356	4688fae59bcf
permissions	-rw-r--r--