core/AdminCache.cpp
author David Anderson <dvander@alliedmods.net>
Thu Feb 08 01:11:45 2007 +0000 (2007-02-08)
changeset 453 7611078f11cd
parent 438 e6e11c82d87e
child 458 77520125ee67
permissions -rw-r--r--
added gameevents to the publicly available interfaces
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/**
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 * ===============================================================
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 * SourceMod (C)2004-2007 AlliedModders LLC.  All rights reserved.
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 * ===============================================================
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 *
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 * This file is not open source and may not be copied without explicit
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 * written permission of AlliedModders LLC.  This file may not be redistributed 
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 * in whole or significant part.
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 * For information, see LICENSE.txt or http://www.sourcemod.net/license.php
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 *
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 * Version: $Id$
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 */
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#include <string.h>
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#include <assert.h>
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#include "AdminCache.h"
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#include "ShareSys.h"
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#include "ForwardSys.h"
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AdminCache g_Admins;
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AdminCache::AdminCache()
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{
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	m_pCmdOverrides = sm_trie_create();
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	m_pCmdGrpOverrides = sm_trie_create();
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	m_pStrings = new BaseStringTable(1024);
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	m_pMemory = m_pStrings->GetMemTable();
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	m_FreeGroupList = m_FirstGroup = m_LastGroup = INVALID_GROUP_ID;
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	m_FreeUserList = m_FirstUser = m_LastUser = INVALID_ADMIN_ID;
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	m_pGroups = sm_trie_create();
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	m_pCacheFwd = NULL;
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	m_FirstGroup = -1;
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	m_pAuthTables = sm_trie_create();
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}
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AdminCache::~AdminCache()
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{
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	DumpAdminCache(AdminCache_Overrides, false);
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	DumpAdminCache(AdminCache_Groups, false);
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	sm_trie_destroy(m_pCmdGrpOverrides);
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	sm_trie_destroy(m_pCmdOverrides);
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	if (m_pGroups)
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	{
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		sm_trie_destroy(m_pGroups);
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	}
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	List<AuthMethod>::iterator iter;
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	for (iter=m_AuthMethods.begin();
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		 iter!=m_AuthMethods.end();
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		 iter++)
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	{
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		sm_trie_destroy((*iter).table);
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	}
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	sm_trie_destroy(m_pAuthTables);
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	delete m_pStrings;
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}
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void AdminCache::OnSourceModStartup(bool late)
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{
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	RegisterAuthIdentType("steam");
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	RegisterAuthIdentType("name");
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	RegisterAuthIdentType("ip");
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}
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void AdminCache::OnSourceModAllInitialized()
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{
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	m_pCacheFwd = g_Forwards.CreateForward("OnRebuildAdminCache", ET_Ignore, 1, NULL, Param_Cell);
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	g_ShareSys.AddInterface(NULL, this);
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}
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void AdminCache::OnSourceModShutdown()
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{
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	g_Forwards.ReleaseForward(m_pCacheFwd);
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	m_pCacheFwd = NULL;
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}
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void AdminCache::AddCommandOverride(const char *cmd, OverrideType type, FlagBits flags)
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{
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	Trie *pTrie = NULL;
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	if (type == Override_Command)
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	{
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		pTrie = m_pCmdOverrides;
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	} else if (type == Override_CommandGroup) {
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		pTrie = m_pCmdGrpOverrides;
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	} else {
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		return;
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	}
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	sm_trie_insert(pTrie, cmd, (void *)(unsigned int)flags);
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}
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bool AdminCache::GetCommandOverride(const char *cmd, OverrideType type, FlagBits *pFlags)
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{
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	Trie *pTrie = NULL;
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	if (type == Override_Command)
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	{
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		pTrie = m_pCmdOverrides;
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	} else if (type == Override_CommandGroup) {
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		pTrie = m_pCmdGrpOverrides;
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	} else {
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		return false;
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	}
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	void *object;
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	if (sm_trie_retrieve(pTrie, cmd, &object))
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	{
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		if (pFlags)
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		{
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			*pFlags = (FlagBits)object;
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		}
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		return true;
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	}
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	return false;
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}
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void AdminCache::UnsetCommandOverride(const char *cmd, OverrideType type)
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{
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	if (type == Override_Command)
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	{
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		return _UnsetCommandOverride(cmd);
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	} else if (type == Override_CommandGroup) {
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		return _UnsetCommandGroupOverride(cmd);
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	}
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}
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void AdminCache::_UnsetCommandGroupOverride(const char *group)
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{
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	if (!m_pCmdGrpOverrides)
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	{
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		return;
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	}
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	/* :TODO: Notify command system */
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	sm_trie_delete(m_pCmdGrpOverrides, group);
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}
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void AdminCache::_UnsetCommandOverride(const char *cmd)
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{
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	if (!m_pCmdOverrides)
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	{
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		return;
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	}
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	/* :TODO: Notify command system */
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	sm_trie_delete(m_pCmdOverrides, cmd);
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}
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void AdminCache::DumpCommandOverrideCache(OverrideType type)
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{
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	if (type == Override_Command && m_pCmdOverrides)
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	{
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		sm_trie_clear(m_pCmdOverrides);
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	} else if (type == Override_CommandGroup && m_pCmdGrpOverrides) {
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		sm_trie_clear(m_pCmdGrpOverrides);
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	}
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}
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AdminId AdminCache::CreateAdmin(const char *name)
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{
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	AdminId id;
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	AdminUser *pUser;
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	if (m_FreeUserList != INVALID_ADMIN_ID)
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	{
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		pUser = (AdminUser *)m_pMemory->GetAddress(m_FreeUserList);
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		assert(pUser->magic == USR_MAGIC_UNSET);
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		id = m_FreeUserList;
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		m_FreeUserList = pUser->next_user;
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	} else {
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		id = m_pMemory->CreateMem(sizeof(AdminUser), (void **)&pUser);
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		pUser->grp_size = 0;
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		pUser->grp_table = -1;
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	}
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	pUser->flags = 0;
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	pUser->eflags = 0;
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	pUser->grp_count = 0;
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	pUser->password = -1;
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	pUser->magic = USR_MAGIC_SET;
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	pUser->auth.identidx = -1;
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	pUser->auth.index = 0;
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	pUser->immune_default = false;
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	pUser->immune_global = false;
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	if (m_FirstUser == INVALID_ADMIN_ID)
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	{
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		m_FirstUser = id;
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		m_LastUser = id;
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	} else {
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		AdminUser *pPrev = (AdminUser *)m_pMemory->GetAddress(m_LastUser);
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		pPrev->next_user = id;
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		pUser->prev_user = m_LastUser;
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		m_LastUser = id;
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	}
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	if (name && name[0] != '\0')
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	{
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		pUser->nameidx = m_pStrings->AddString(name);
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	}
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	return id;
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}
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GroupId AdminCache::AddGroup(const char *group_name)
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{
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	if (sm_trie_retrieve(m_pGroups, group_name, NULL))
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	{
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		return INVALID_GROUP_ID;
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	}
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	GroupId id;
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	AdminGroup *pGroup;
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	if (m_FreeGroupList != INVALID_GROUP_ID)
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	{
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		pGroup = (AdminGroup *)m_pMemory->GetAddress(m_FreeGroupList);
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		assert(pGroup->magic == GRP_MAGIC_UNSET);
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		id = m_FreeGroupList;
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		m_FreeGroupList = pGroup->next_grp;
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	} else {
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		id = m_pMemory->CreateMem(sizeof(AdminGroup), (void **)&pGroup);
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	}
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	pGroup->immune_default = false;
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	pGroup->immune_global = false;
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	pGroup->immune_table = -1;
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	pGroup->magic = GRP_MAGIC_SET;
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	pGroup->next_grp = INVALID_GROUP_ID;
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	pGroup->pCmdGrpTable = NULL;
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	pGroup->pCmdTable = NULL;
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	pGroup->addflags = 0;
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	if (m_FirstGroup == INVALID_GROUP_ID)
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	{
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		m_FirstGroup = id;
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		m_LastGroup = id;
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		pGroup->prev_grp = INVALID_GROUP_ID;
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	} else {
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		AdminGroup *pPrev = (AdminGroup *)m_pMemory->GetAddress(m_LastGroup);
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		assert(pPrev->magic == GRP_MAGIC_SET);
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		pPrev->next_grp = id;
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		pGroup->prev_grp = m_LastGroup;
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		m_LastGroup = id;
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	}
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	pGroup->nameidx = m_pStrings->AddString(group_name);
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	sm_trie_insert(m_pGroups, group_name, (void *)id);
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	return id;
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}
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GroupId AdminCache::FindGroupByName(const char *group_name)
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{
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	void *object;
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	if (!sm_trie_retrieve(m_pGroups, group_name, &object))
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	{
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		return INVALID_GROUP_ID;
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	}
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	GroupId id = (GroupId)object;
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	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);
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	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)
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	{
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		return INVALID_GROUP_ID;
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	}
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	return id;
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}
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void AdminCache::SetGroupAddFlag(GroupId id, AdminFlag flag, bool enabled)
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{
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	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);
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	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)
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	{
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		return;
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	}
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	if (flag < Admin_Reservation || flag >= AdminFlags_TOTAL)
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	{
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		return;
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	}
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	FlagBits bits = (1<<(FlagBits)flag);
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	if (enabled)
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	{
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		pGroup->addflags |= bits;
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	} else {
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		pGroup->addflags &= ~bits;
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	}
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}
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bool AdminCache::GetGroupAddFlag(GroupId id, AdminFlag flag)
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{
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	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);
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	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)
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	{
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		return false;
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	}
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	if (flag < Admin_Reservation || flag >= AdminFlags_TOTAL)
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	{
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		return false;
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	}
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	FlagBits bit = 1<<(FlagBits)flag;
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	return ((pGroup->addflags & bit) == bit);
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}
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FlagBits AdminCache::GetGroupAddFlags(GroupId id)
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{
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	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);
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	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)
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	{
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		return 0;
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	}
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	return pGroup->addflags;
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}
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void AdminCache::SetGroupGenericImmunity(GroupId id, ImmunityType type, bool enabled)
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{
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	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);
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	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)
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	{
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		return;
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	}
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	if (type == Immunity_Default)
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	{
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		pGroup->immune_default = enabled;
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	} else if (type == Immunity_Global) {
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		pGroup->immune_global = enabled;
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	} 
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}
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bool AdminCache::GetGroupGenericImmunity(GroupId id, ImmunityType type)
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{
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	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);
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	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)
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	{
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		return false;
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	}
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	if (type == Immunity_Default)
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	{
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		return pGroup->immune_default;
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	} else if (type == Immunity_Global) {
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		return pGroup->immune_global;
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	}
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	return false;
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}
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void AdminCache::AddGroupImmunity(GroupId id, GroupId other_id)
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{
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	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);
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	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)
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	{
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		return;
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	}
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	AdminGroup *pOther = (AdminGroup *)m_pMemory->GetAddress(id);
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	if (!pOther || pOther->magic != GRP_MAGIC_SET)
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	{
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		return;
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	}
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	/* We always need to resize the immunity table */
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	int *table, tblidx;
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	if (pOther->immune_table == -1)
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	{
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		tblidx = m_pMemory->CreateMem(sizeof(int) * 2, (void **)&table);
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		table[0] = 0;
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	} else {
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		int *old_table = (int *)m_pMemory->GetAddress(pOther->immune_table);
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		/* Break out if this group is already in the list */
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		for (int i=0; i<old_table[0]; i++)
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		{
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			if (old_table[1+i] == other_id)
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			{
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				return;
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			}
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		}
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		tblidx = m_pMemory->CreateMem(sizeof(int) * (old_table[0] + 2), (void **)&table);
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		/* Get the old address again in case of resize */
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		old_table = (int *)m_pMemory->GetAddress(pOther->immune_table);
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		table[0] = old_table[0];
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		for (unsigned int i=1; i<=(unsigned int)old_table[0]; i++)
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		{
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			table[i] = old_table[i];
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		}
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	}
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	/* Assign */
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	pOther->immune_table = tblidx;
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	/* Add to the array */
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	table[0]++;
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	table[table[0]] = other_id;
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}
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unsigned int AdminCache::GetGroupImmunityCount(GroupId id)
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   414
{
dvander@335
   415
	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);
dvander@335
   416
	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)
dvander@335
   417
	{
dvander@335
   418
		return 0;
dvander@335
   419
	}
dvander@335
   420
dvander@335
   421
	if (pGroup->immune_table == -1)
dvander@335
   422
	{
dvander@335
   423
		return 0;
dvander@335
   424
	}
dvander@335
   425
dvander@335
   426
	int *table = (int *)m_pMemory->GetAddress(pGroup->immune_table);
dvander@335
   427
dvander@335
   428
	return table[0];
dvander@335
   429
}
dvander@335
   430
dvander@335
   431
GroupId AdminCache::GetGroupImmunity(GroupId id, unsigned int number)
dvander@335
   432
{
dvander@335
   433
	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);
dvander@335
   434
	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)
dvander@335
   435
	{
dvander@335
   436
		return INVALID_GROUP_ID;
dvander@335
   437
	}
dvander@335
   438
dvander@335
   439
	if (pGroup->immune_table == -1)
dvander@335
   440
	{
dvander@335
   441
		return INVALID_GROUP_ID;
dvander@335
   442
	}
dvander@335
   443
dvander@335
   444
	int *table = (int *)m_pMemory->GetAddress(pGroup->immune_table);
dvander@335
   445
	if (number >= (unsigned int)table[0])
dvander@335
   446
	{
dvander@335
   447
		return INVALID_GROUP_ID;
dvander@335
   448
	}
dvander@335
   449
dvander@335
   450
	return table[1 + number];
dvander@335
   451
}
dvander@335
   452
dvander@335
   453
void AdminCache::AddGroupCommandOverride(GroupId id, const char *name, OverrideType type, OverrideRule rule)
dvander@335
   454
{
dvander@335
   455
	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);
dvander@335
   456
	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)
dvander@335
   457
	{
dvander@335
   458
		return;
dvander@335
   459
	}
dvander@335
   460
dvander@335
   461
	Trie *pTrie = NULL;
dvander@335
   462
	if (type == Override_Command)
dvander@335
   463
	{
dvander@335
   464
		if (pGroup->pCmdTable == NULL)
dvander@335
   465
		{
dvander@335
   466
			pGroup->pCmdTable = sm_trie_create();
dvander@335
   467
		}
dvander@335
   468
		pTrie = pGroup->pCmdTable;
dvander@335
   469
	} else if (type == Override_CommandGroup) {
dvander@335
   470
		if (pGroup->pCmdGrpTable == NULL)
dvander@335
   471
		{
dvander@335
   472
			pGroup->pCmdGrpTable = sm_trie_create();
dvander@335
   473
		}
dvander@335
   474
		pTrie = pGroup->pCmdGrpTable;
dvander@335
   475
	} else {
dvander@335
   476
		return;
dvander@335
   477
	}
dvander@335
   478
dvander@335
   479
	sm_trie_insert(pTrie, name, (void *)(int)rule);
dvander@335
   480
}
dvander@335
   481
dvander@335
   482
bool AdminCache::GetGroupCommandOverride(GroupId id, const char *name, OverrideType type, OverrideRule *pRule)
dvander@335
   483
{
dvander@335
   484
	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);
dvander@335
   485
	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)
dvander@335
   486
	{
dvander@335
   487
		return false;
dvander@335
   488
	}
dvander@335
   489
dvander@335
   490
	Trie *pTrie = NULL;
dvander@335
   491
	if (type == Override_Command)
dvander@335
   492
	{
dvander@335
   493
		if (pGroup->pCmdTable == NULL)
dvander@335
   494
		{
dvander@335
   495
			return false;
dvander@335
   496
		}
dvander@335
   497
		pTrie = pGroup->pCmdTable;
dvander@335
   498
	} else if (type == Override_CommandGroup) {
dvander@335
   499
		if (pGroup->pCmdGrpTable == NULL)
dvander@335
   500
		{
dvander@335
   501
			return false;
dvander@335
   502
		}
dvander@335
   503
		pTrie = pGroup->pCmdGrpTable;
dvander@335
   504
	} else {
dvander@335
   505
		return false;
dvander@335
   506
	}
dvander@335
   507
dvander@335
   508
	void *object;
dvander@335
   509
	if (!sm_trie_retrieve(pTrie, name, &object))
dvander@335
   510
	{
dvander@335
   511
		return false;
dvander@335
   512
	}
dvander@335
   513
dvander@335
   514
	if (pRule)
dvander@335
   515
	{
dvander@335
   516
		*pRule = (OverrideRule)(int)object;
dvander@335
   517
	}
dvander@335
   518
	
dvander@335
   519
	return true;
dvander@335
   520
}
dvander@335
   521
dvander@404
   522
Trie *AdminCache::GetMethodByIndex(unsigned int index)
dvander@404
   523
{
dvander@404
   524
	List<AuthMethod>::iterator iter;
dvander@404
   525
	for (iter=m_AuthMethods.begin();
dvander@404
   526
		 iter!=m_AuthMethods.end();
dvander@404
   527
		 iter++)
dvander@404
   528
	{
dvander@404
   529
		if (index-- == 0)
dvander@404
   530
		{
dvander@404
   531
			return (*iter).table;
dvander@404
   532
		}
dvander@404
   533
	}
dvander@404
   534
dvander@404
   535
	return NULL;
dvander@404
   536
}
dvander@404
   537
dvander@404
   538
bool AdminCache::InvalidateAdmin(AdminId id)
dvander@404
   539
{
dvander@404
   540
	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);
dvander@404
   541
	AdminUser *pOther;
dvander@404
   542
	if (!pUser || pUser->magic != USR_MAGIC_SET)
dvander@404
   543
	{
dvander@404
   544
		return false;
dvander@404
   545
	}
dvander@404
   546
dvander@404
   547
	/* Unlink from the dbl link list */
dvander@404
   548
	if (id == m_FirstUser && id == m_LastUser)
dvander@404
   549
	{
dvander@404
   550
		m_FirstUser = INVALID_ADMIN_ID;
dvander@404
   551
		m_LastUser = INVALID_ADMIN_ID;
dvander@404
   552
	} else if (id == m_FirstUser) {
dvander@404
   553
		m_FirstUser = pUser->next_user;
dvander@404
   554
		pOther = (AdminUser *)m_pMemory->GetAddress(m_FirstUser);
dvander@404
   555
		pOther->prev_user = INVALID_ADMIN_ID;
dvander@404
   556
	} else if (id == m_LastUser) {
dvander@404
   557
		m_LastUser = pUser->prev_user;
dvander@404
   558
		pOther = (AdminUser *)m_pMemory->GetAddress(m_LastUser);
dvander@404
   559
		pOther->next_user = INVALID_ADMIN_ID;
dvander@404
   560
	} else {
dvander@404
   561
		pOther = (AdminUser *)m_pMemory->GetAddress(pUser->prev_user);
dvander@404
   562
		pOther->next_user = pUser->next_user;
dvander@404
   563
		pOther = (AdminUser *)m_pMemory->GetAddress(pUser->next_user);
dvander@404
   564
		pOther->prev_user = pUser->prev_user;
dvander@404
   565
	}
dvander@404
   566
dvander@404
   567
	/* Unlink from auth tables */
dvander@405
   568
	if (pUser->auth.identidx != -1)
dvander@404
   569
	{
dvander@405
   570
		Trie *pTrie = GetMethodByIndex(pUser->auth.index);
dvander@405
   571
		if (pTrie)
dvander@404
   572
		{
dvander@405
   573
			sm_trie_delete(pTrie, m_pStrings->GetString(pUser->auth.identidx));
dvander@404
   574
		}
dvander@404
   575
	}
dvander@404
   576
dvander@404
   577
	/* Clear table counts */
dvander@404
   578
	pUser->grp_count = 0;
dvander@405
   579
	
dvander@404
   580
	/* Link into free list */
dvander@404
   581
	pUser->magic = USR_MAGIC_UNSET;
dvander@404
   582
	pUser->next_user = m_FreeUserList;
dvander@404
   583
	m_FreeUserList = id;
dvander@404
   584
dvander@404
   585
	return true;
dvander@404
   586
}
dvander@404
   587
dvander@404
   588
dvander@335
   589
void AdminCache::InvalidateGroup(GroupId id)
dvander@335
   590
{
dvander@335
   591
	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(id);
dvander@335
   592
	AdminGroup *pOther;
dvander@335
   593
dvander@335
   594
	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)
dvander@335
   595
	{
dvander@335
   596
		return;
dvander@335
   597
	}
dvander@335
   598
dvander@335
   599
	const char *str = m_pStrings->GetString(pGroup->nameidx);
dvander@335
   600
	sm_trie_delete(m_pGroups, str);
dvander@335
   601
dvander@335
   602
	/* Unlink from the live dbllink list */
dvander@335
   603
	if (id == m_FirstGroup && id == m_LastGroup)
dvander@335
   604
	{
dvander@335
   605
		m_LastGroup = INVALID_GROUP_ID;
dvander@335
   606
		m_FirstGroup = INVALID_GROUP_ID;
dvander@335
   607
	} else if (id == m_FirstGroup) {
dvander@335
   608
		m_FirstGroup = pGroup->next_grp;
dvander@335
   609
		pOther = (AdminGroup *)m_pMemory->GetAddress(m_FirstGroup);
dvander@335
   610
		pOther->prev_grp = INVALID_GROUP_ID;
dvander@335
   611
	} else if (id == m_LastGroup) {
dvander@335
   612
		m_LastGroup = pGroup->prev_grp;
dvander@335
   613
		pOther = (AdminGroup *)m_pMemory->GetAddress(m_LastGroup);
dvander@335
   614
		pOther->next_grp = INVALID_GROUP_ID;
dvander@335
   615
	} else {
dvander@335
   616
		pOther = (AdminGroup *)m_pMemory->GetAddress(pGroup->prev_grp);
dvander@335
   617
		pOther->next_grp = pGroup->next_grp;
dvander@335
   618
		pOther = (AdminGroup *)m_pMemory->GetAddress(pGroup->next_grp);
dvander@335
   619
		pOther->prev_grp = pGroup->prev_grp;
dvander@335
   620
	}
dvander@335
   621
dvander@335
   622
	/* Free any used memory to be safe */
dvander@335
   623
	if (pGroup->pCmdGrpTable)
dvander@335
   624
	{
dvander@335
   625
		sm_trie_destroy(pGroup->pCmdGrpTable);
dvander@335
   626
		pGroup->pCmdGrpTable = NULL;
dvander@335
   627
	}
dvander@335
   628
	if (pGroup->pCmdTable)
dvander@335
   629
	{
dvander@335
   630
		sm_trie_destroy(pGroup->pCmdTable);
dvander@335
   631
		pGroup->pCmdTable = NULL;
dvander@335
   632
	}
dvander@335
   633
dvander@335
   634
	/* Link into the free list */
dvander@335
   635
	pGroup->magic = GRP_MAGIC_UNSET;
dvander@335
   636
	pGroup->next_grp = m_FreeGroupList;
dvander@335
   637
	m_FreeGroupList = id;
dvander@335
   638
dvander@404
   639
	int idx = m_FirstUser;
dvander@404
   640
	AdminUser *pUser;
dvander@404
   641
	int *table;
dvander@404
   642
	while (idx != INVALID_ADMIN_ID)
dvander@404
   643
	{
dvander@404
   644
		pUser = (AdminUser *)m_pMemory->GetAddress(idx);
dvander@404
   645
		if (pUser->grp_count > 0)
dvander@404
   646
		{
dvander@404
   647
			table = (int *)m_pMemory->GetAddress(pUser->grp_table);
dvander@404
   648
			for (unsigned int i=0; i<pUser->grp_count; i++)
dvander@404
   649
			{
dvander@404
   650
				if (table[i] == id)
dvander@404
   651
				{
dvander@404
   652
					/* We have to remove this entry */
dvander@404
   653
					for (unsigned int j=i+1; j<pUser->grp_count; j++)
dvander@404
   654
					{
dvander@404
   655
						/* Move everything down by one */
dvander@404
   656
						table[j-1] = table[j];
dvander@404
   657
					}
dvander@404
   658
					/* Decrease count */
dvander@404
   659
					pUser->grp_count--;
dvander@404
   660
					/* Recalculate effective flags */
dvander@433
   661
					pUser->eflags = pUser->flags;
dvander@404
   662
					for (unsigned int j=0; j<pUser->grp_count; j++)
dvander@404
   663
					{
dvander@404
   664
						pOther = (AdminGroup *)m_pMemory->GetAddress(table[j]);
dvander@433
   665
						pUser->eflags |= pOther->addflags;
dvander@404
   666
					}
dvander@404
   667
					/* Break now, duplicates aren't allowed */
dvander@404
   668
					break;
dvander@404
   669
				}
dvander@404
   670
			}
dvander@404
   671
		}
dvander@404
   672
		idx = pUser->next_user;
dvander@404
   673
	}
dvander@335
   674
}
dvander@335
   675
dvander@335
   676
void AdminCache::InvalidateGroupCache()
dvander@335
   677
{
dvander@335
   678
	/* Nuke the free list */
dvander@335
   679
	m_FreeGroupList = -1;
dvander@335
   680
dvander@335
   681
	/* Nuke reverse lookups */
dvander@335
   682
	sm_trie_clear(m_pGroups);
dvander@335
   683
dvander@335
   684
	/* Free memory on groups */
dvander@335
   685
	GroupId cur = m_FirstGroup;
dvander@335
   686
	AdminGroup *pGroup;
dvander@335
   687
	while (cur != INVALID_GROUP_ID)
dvander@335
   688
	{
dvander@335
   689
		pGroup = (AdminGroup *)m_pMemory->GetAddress(cur);
dvander@335
   690
		assert(pGroup->magic == GRP_MAGIC_SET);
dvander@335
   691
		if (pGroup->pCmdGrpTable)
dvander@335
   692
		{
dvander@335
   693
			sm_trie_destroy(pGroup->pCmdGrpTable);
dvander@335
   694
		}
dvander@335
   695
		if (pGroup->pCmdTable)
dvander@335
   696
		{
dvander@335
   697
			sm_trie_destroy(pGroup->pCmdTable);
dvander@335
   698
		}
dvander@335
   699
		cur = pGroup->next_grp;
dvander@335
   700
	}
dvander@335
   701
dvander@335
   702
	m_FirstGroup = INVALID_GROUP_ID;
dvander@335
   703
	m_LastGroup = INVALID_GROUP_ID;
dvander@335
   704
dvander@404
   705
	InvalidateAdminCache(false);
dvander@335
   706
dvander@335
   707
	/* Reset the memory table */
dvander@335
   708
	m_pMemory->Reset();
dvander@335
   709
}
dvander@336
   710
dvander@336
   711
void AdminCache::AddAdminListener(IAdminListener *pListener)
dvander@336
   712
{
dvander@336
   713
	m_hooks.push_back(pListener);
dvander@336
   714
}
dvander@336
   715
dvander@336
   716
void AdminCache::RemoveAdminListener(IAdminListener *pListener)
dvander@336
   717
{
dvander@336
   718
	m_hooks.remove(pListener);
dvander@336
   719
}
dvander@336
   720
dvander@404
   721
void AdminCache::RegisterAuthIdentType(const char *name)
dvander@404
   722
{
dvander@404
   723
	if (sm_trie_retrieve(m_pAuthTables, name, NULL))
dvander@404
   724
	{
dvander@404
   725
		return;
dvander@404
   726
	}
dvander@404
   727
dvander@404
   728
	Trie *pAuth = sm_trie_create();
dvander@404
   729
dvander@404
   730
	AuthMethod method;
dvander@404
   731
	method.name.assign(name);
dvander@404
   732
	method.table = pAuth;
dvander@404
   733
dvander@404
   734
	m_AuthMethods.push_back(method);
dvander@404
   735
dvander@404
   736
	sm_trie_insert(m_pAuthTables, name, pAuth);
dvander@404
   737
}
dvander@404
   738
dvander@404
   739
void AdminCache::InvalidateAdminCache(bool unlink_admins)
dvander@404
   740
{
dvander@404
   741
	/* Wipe the identity cache first */
dvander@404
   742
	List<AuthMethod>::iterator iter;
dvander@404
   743
	for (iter=m_AuthMethods.begin();
dvander@404
   744
		 iter!=m_AuthMethods.end();
dvander@404
   745
		 iter++)
dvander@404
   746
	{
dvander@404
   747
		sm_trie_clear((*iter).table);
dvander@404
   748
	}
dvander@404
   749
	
dvander@405
   750
	if (unlink_admins)
dvander@404
   751
	{
dvander@405
   752
		while (m_FirstUser != INVALID_ADMIN_ID)
dvander@405
   753
		{
dvander@405
   754
			InvalidateAdmin(m_FirstUser);
dvander@405
   755
		}
dvander@405
   756
	} else {
dvander@405
   757
		m_FirstUser = -1;
dvander@405
   758
		m_LastUser = -1;
dvander@405
   759
		m_FreeUserList = -1;
dvander@404
   760
	}
dvander@404
   761
}
dvander@404
   762
dvander@438
   763
void AdminCache::DumpAdminCache(AdminCachePart part, bool rebuild)
dvander@336
   764
{
dvander@438
   765
	List<IAdminListener *>::iterator iter;
dvander@438
   766
	IAdminListener *pListener;
dvander@438
   767
	cell_t result;
dvander@438
   768
dvander@438
   769
	if (part == AdminCache_Overrides)
dvander@336
   770
	{
dvander@336
   771
		DumpCommandOverrideCache(Override_Command);
dvander@336
   772
		DumpCommandOverrideCache(Override_CommandGroup);
dvander@438
   773
		if (rebuild)
dvander@438
   774
		{
dvander@438
   775
			for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
dvander@438
   776
			{
dvander@438
   777
				pListener = (*iter);
dvander@438
   778
				pListener->OnRebuildOverrideCache();
dvander@438
   779
			}
dvander@438
   780
			m_pCacheFwd->PushCell(part);
dvander@438
   781
			m_pCacheFwd->Execute(&result);
dvander@438
   782
		}
dvander@438
   783
	} else if (part == AdminCache_Groups || part == AdminCache_Admins) {
dvander@438
   784
		if (part == AdminCache_Groups)
dvander@438
   785
		{
dvander@438
   786
			InvalidateGroupCache();
dvander@438
   787
			if (rebuild)
dvander@438
   788
			{
dvander@438
   789
				for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
dvander@438
   790
				{
dvander@438
   791
					pListener = (*iter);
dvander@438
   792
					pListener->OnRebuildGroupCache();
dvander@438
   793
				}
dvander@438
   794
				m_pCacheFwd->PushCell(part);
dvander@438
   795
				m_pCacheFwd->Execute(&result);
dvander@438
   796
			}
dvander@438
   797
		}
dvander@404
   798
		InvalidateAdminCache(true);
dvander@438
   799
		if (rebuild)
dvander@336
   800
		{
dvander@438
   801
			for (iter=m_hooks.begin(); iter!=m_hooks.end(); iter++)
dvander@438
   802
			{
dvander@438
   803
				pListener = (*iter);
dvander@438
   804
				pListener->OnRebuildAdminCache((part == AdminCache_Groups));
dvander@438
   805
			}
dvander@438
   806
			m_pCacheFwd->PushCell(AdminCache_Admins);
dvander@438
   807
			m_pCacheFwd->Execute(&result);
dvander@336
   808
		}
dvander@336
   809
	}
dvander@336
   810
}
dvander@404
   811
dvander@404
   812
const char *AdminCache::GetAdminName(AdminId id)
dvander@404
   813
{
dvander@404
   814
	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);
dvander@404
   815
	if (!pUser || pUser->magic != USR_MAGIC_SET)
dvander@404
   816
	{
dvander@404
   817
		return NULL;
dvander@404
   818
	}
dvander@404
   819
dvander@404
   820
	return m_pStrings->GetString(pUser->nameidx);
dvander@404
   821
}
dvander@404
   822
dvander@405
   823
bool AdminCache::GetMethodIndex(const char *name, unsigned int *_index)
dvander@405
   824
{
dvander@405
   825
	List<AuthMethod>::iterator iter;
dvander@405
   826
	unsigned int index = 0;
dvander@405
   827
	for (iter=m_AuthMethods.begin();
dvander@405
   828
		 iter!=m_AuthMethods.end();
dvander@405
   829
		 iter++,index++)
dvander@405
   830
	{
dvander@405
   831
		if ((*iter).name.compare(name) == 0)
dvander@405
   832
		{
dvander@405
   833
			*_index = index;
dvander@405
   834
			return true;
dvander@405
   835
		}
dvander@405
   836
	}
dvander@405
   837
dvander@405
   838
	return false;
dvander@405
   839
}
dvander@405
   840
dvander@404
   841
bool AdminCache::BindAdminIdentity(AdminId id, const char *auth, const char *ident)
dvander@404
   842
{
dvander@404
   843
	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);
dvander@404
   844
	if (!pUser || pUser->magic != USR_MAGIC_SET)
dvander@404
   845
	{
dvander@404
   846
		return false;
dvander@404
   847
	}
dvander@404
   848
dvander@404
   849
	Trie *pTable;
dvander@404
   850
	if (!sm_trie_retrieve(m_pAuthTables, auth, (void **)&pTable))
dvander@404
   851
	{
dvander@404
   852
		return false;
dvander@404
   853
	}
dvander@404
   854
dvander@404
   855
	if (sm_trie_retrieve(pTable, ident, NULL))
dvander@404
   856
	{
dvander@404
   857
		return false;
dvander@404
   858
	}
dvander@404
   859
dvander@405
   860
	pUser->auth.identidx = m_pStrings->AddString(ident);
dvander@405
   861
	GetMethodIndex(auth, &pUser->auth.index);
dvander@405
   862
dvander@404
   863
	return sm_trie_insert(pTable, ident, (void **)id);
dvander@404
   864
}
dvander@404
   865
dvander@404
   866
AdminId AdminCache::FindAdminByIdentity(const char *auth, const char *identity)
dvander@404
   867
{
dvander@404
   868
	Trie *pTable;
dvander@404
   869
	if (!sm_trie_retrieve(m_pAuthTables, auth, (void **)&pTable))
dvander@404
   870
	{
dvander@404
   871
		return INVALID_ADMIN_ID;
dvander@404
   872
	}
dvander@404
   873
dvander@404
   874
	void *object;
dvander@404
   875
	if (!sm_trie_retrieve(pTable, identity, &object))
dvander@404
   876
	{
dvander@404
   877
		return INVALID_ADMIN_ID;
dvander@404
   878
	}
dvander@404
   879
dvander@404
   880
	return (AdminId)object;
dvander@404
   881
}
dvander@404
   882
dvander@404
   883
void AdminCache::SetAdminFlag(AdminId id, AdminFlag flag, bool enabled)
dvander@404
   884
{
dvander@404
   885
	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);
dvander@404
   886
	if (!pUser || pUser->magic != USR_MAGIC_SET)
dvander@404
   887
	{
dvander@404
   888
		return;
dvander@404
   889
	}
dvander@404
   890
dvander@433
   891
	if (flag < Admin_Reservation
dvander@404
   892
		|| flag >= AdminFlags_TOTAL)
dvander@404
   893
	{
dvander@404
   894
		return;
dvander@404
   895
	}
dvander@436
   896
	
dvander@436
   897
	FlagBits bits = (1<<(FlagBits)flag);
dvander@404
   898
dvander@436
   899
	if (enabled)
dvander@436
   900
	{
dvander@436
   901
		pUser->flags |= bits;
dvander@436
   902
		pUser->eflags |= bits;
dvander@436
   903
	} else {
dvander@436
   904
		pUser->flags &= ~bits;
dvander@436
   905
		pUser->eflags &= ~bits;
dvander@436
   906
	}
dvander@404
   907
}
dvander@404
   908
dvander@404
   909
bool AdminCache::GetAdminFlag(AdminId id, AdminFlag flag, AccessMode mode)
dvander@404
   910
{
dvander@404
   911
	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);
dvander@404
   912
	if (!pUser || pUser->magic != USR_MAGIC_SET)
dvander@404
   913
	{
dvander@404
   914
		return false;
dvander@404
   915
	}
dvander@404
   916
dvander@433
   917
	if (flag < Admin_Reservation
dvander@404
   918
		|| flag >= AdminFlags_TOTAL)
dvander@404
   919
	{
dvander@404
   920
		return false;
dvander@404
   921
	}
dvander@404
   922
dvander@433
   923
	FlagBits bit = (1<<(FlagBits)flag);
dvander@433
   924
dvander@404
   925
	if (mode == Access_Real)
dvander@404
   926
	{
dvander@433
   927
		return ((pUser->flags & bit) == bit);
dvander@404
   928
	} else if (mode == Access_Effective) {
dvander@433
   929
		return ((pUser->eflags & bit) == bit);
dvander@404
   930
	}
dvander@404
   931
dvander@404
   932
	return false;
dvander@404
   933
}
dvander@404
   934
dvander@433
   935
FlagBits AdminCache::GetAdminFlags(AdminId id, AccessMode mode)
dvander@404
   936
{
dvander@404
   937
	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);
dvander@404
   938
	if (!pUser || pUser->magic != USR_MAGIC_SET)
dvander@404
   939
	{
dvander@404
   940
		return 0;
dvander@404
   941
	}
dvander@404
   942
dvander@404
   943
	if (mode == Access_Real)
dvander@404
   944
	{
dvander@433
   945
		return pUser->flags;
dvander@404
   946
	} else if (mode == Access_Effective) {
dvander@433
   947
		return pUser->eflags;
dvander@404
   948
	}
dvander@404
   949
dvander@433
   950
	return 0;
dvander@404
   951
}
dvander@404
   952
dvander@404
   953
bool AdminCache::AdminInheritGroup(AdminId id, GroupId gid)
dvander@404
   954
{
dvander@404
   955
	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);
dvander@404
   956
	if (!pUser || pUser->magic != USR_MAGIC_SET)
dvander@404
   957
	{
dvander@404
   958
		return false;
dvander@404
   959
	}
dvander@404
   960
dvander@404
   961
	AdminGroup *pGroup = (AdminGroup *)m_pMemory->GetAddress(gid);
dvander@405
   962
	if (!pGroup || pGroup->magic != GRP_MAGIC_SET)
dvander@404
   963
	{
dvander@404
   964
		return false;
dvander@404
   965
	}
dvander@404
   966
dvander@433
   967
	/* First check for duplicates */
dvander@433
   968
	if (pUser->grp_count != 0)
dvander@433
   969
	{
dvander@433
   970
		int *temp_table = (int *)m_pMemory->GetAddress(pUser->grp_table);
dvander@433
   971
		for (unsigned int i=0; i<pUser->grp_count; i++)
dvander@433
   972
		{
dvander@433
   973
			if (temp_table[i] == gid)
dvander@433
   974
			{
dvander@433
   975
				return false;
dvander@433
   976
			}
dvander@433
   977
		}
dvander@433
   978
	}
dvander@433
   979
dvander@404
   980
	int *table;
dvander@404
   981
	if (pUser->grp_count + 1 > pUser->grp_size)
dvander@404
   982
	{
dvander@404
   983
		int new_size = 0;
dvander@404
   984
		int tblidx;
dvander@404
   985
		
dvander@404
   986
		if (pUser->grp_size == 0)
dvander@404
   987
		{
dvander@404
   988
			new_size = 2;
dvander@404
   989
		} else {
dvander@404
   990
			new_size = pUser->grp_size * 2;
dvander@404
   991
		}
dvander@404
   992
		
dvander@404
   993
		/* Create and refresh pointers */
dvander@404
   994
		tblidx = m_pMemory->CreateMem(new_size * sizeof(int), (void **)&table);
dvander@404
   995
		pUser = (AdminUser *)m_pMemory->GetAddress(id);
dvander@404
   996
		pGroup = (AdminGroup *)m_pMemory->GetAddress(gid);
dvander@404
   997
dvander@404
   998
		/* Copy old data if necessary */
dvander@404
   999
		if (pUser->grp_table != -1)
dvander@404
  1000
		{
dvander@404
  1001
			int *old_table = (int *)m_pMemory->GetAddress(pUser->grp_table);
dvander@404
  1002
			memcpy(table, old_table, sizeof(int) * pUser->grp_count);
dvander@404
  1003
		}
dvander@404
  1004
		pUser->grp_table = tblidx;
dvander@404
  1005
		pUser->grp_size = new_size;
dvander@404
  1006
	} else {
dvander@404
  1007
		table = (int *)m_pMemory->GetAddress(pUser->grp_table);
dvander@404
  1008
	}
dvander@404
  1009
dvander@404
  1010
	table[pUser->grp_count] = gid;
dvander@404
  1011
	pUser->grp_count++;
dvander@404
  1012
dvander@434
  1013
	/* Compute new effective permissions */
dvander@433
  1014
	pUser->eflags |= pGroup->addflags;
dvander@404
  1015
dvander@434
  1016
	if (pGroup->immune_default)
dvander@434
  1017
	{
dvander@434
  1018
		pUser->immune_default = true;
dvander@434
  1019
	}
dvander@434
  1020
	if (pGroup->immune_global)
dvander@434
  1021
	{
dvander@434
  1022
		pUser->immune_global = true;
dvander@434
  1023
	}
dvander@434
  1024
dvander@404
  1025
	return true;
dvander@404
  1026
}
dvander@404
  1027
dvander@404
  1028
unsigned int AdminCache::GetAdminGroupCount(AdminId id)
dvander@404
  1029
{
dvander@404
  1030
	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);
dvander@404
  1031
	if (!pUser || pUser->magic != USR_MAGIC_SET)
dvander@404
  1032
	{
dvander@404
  1033
		return 0;
dvander@404
  1034
	}
dvander@404
  1035
dvander@404
  1036
	return pUser->grp_count;
dvander@404
  1037
}
dvander@404
  1038
dvander@404
  1039
GroupId AdminCache::GetAdminGroup(AdminId id, unsigned int index, const char **name)
dvander@404
  1040
{
dvander@404
  1041
	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);
dvander@404
  1042
	if (!pUser || pUser->magic != USR_MAGIC_SET || index >= pUser->grp_count)
dvander@404
  1043
	{
dvander@404
  1044
		return INVALID_GROUP_ID;
dvander@404
  1045
	}
dvander@404
  1046
dvander@404
  1047
	int *table = (int *)m_pMemory->GetAddress(pUser->grp_table);
dvander@404
  1048
dvander@404
  1049
	return table[index];
dvander@404
  1050
}
dvander@404
  1051
dvander@404
  1052
const char *AdminCache::GetAdminPassword(AdminId id)
dvander@404
  1053
{
dvander@404
  1054
	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);
dvander@404
  1055
	if (!pUser || pUser->magic != USR_MAGIC_SET)
dvander@404
  1056
	{
dvander@404
  1057
		return NULL;
dvander@404
  1058
	}
dvander@404
  1059
dvander@404
  1060
	return m_pStrings->GetString(pUser->password);
dvander@404
  1061
}
dvander@404
  1062
dvander@404
  1063
void AdminCache::SetAdminPassword(AdminId id, const char *password)
dvander@404
  1064
{	
dvander@404
  1065
	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);
dvander@404
  1066
	if (!pUser || pUser->magic != USR_MAGIC_SET)
dvander@404
  1067
	{
dvander@404
  1068
		return;
dvander@404
  1069
	}
dvander@404
  1070
dvander@404
  1071
	pUser->password = m_pStrings->AddString(password);
dvander@404
  1072
}
dvander@404
  1073
dvander@433
  1074
unsigned int AdminCache::FlagBitsToBitArray(FlagBits bits, bool array[], unsigned int maxSize)
dvander@433
  1075
{
dvander@433
  1076
	unsigned int i;
dvander@433
  1077
	for (i=0; i<maxSize && i<AdminFlags_TOTAL; i++)
dvander@433
  1078
	{
dvander@433
  1079
		array[i] = ((bits & (1<<i)) == (1<<i));
dvander@433
  1080
	}
dvander@433
  1081
dvander@433
  1082
	return i;
dvander@433
  1083
}
dvander@433
  1084
dvander@433
  1085
FlagBits AdminCache::FlagBitArrayToBits(const bool array[], unsigned int maxSize)
dvander@433
  1086
{
dvander@433
  1087
	FlagBits bits = 0;
dvander@433
  1088
	for (unsigned int i=0; i<maxSize && i<AdminFlags_TOTAL; i++)
dvander@433
  1089
	{
dvander@433
  1090
		if (array[i])
dvander@433
  1091
		{
dvander@433
  1092
			bits |= (1<<i);
dvander@433
  1093
		}
dvander@433
  1094
	}
dvander@433
  1095
dvander@433
  1096
	return bits;
dvander@433
  1097
}
dvander@433
  1098
dvander@433
  1099
FlagBits AdminCache::FlagArrayToBits(const AdminFlag array[], unsigned int numFlags)
dvander@433
  1100
{
dvander@433
  1101
	FlagBits bits = 0;
dvander@433
  1102
	for (unsigned int i=0; i<numFlags && i<AdminFlags_TOTAL; i++)
dvander@433
  1103
	{
dvander@433
  1104
		bits |= (1 << (FlagBits)array[i]);
dvander@433
  1105
	}
dvander@433
  1106
dvander@433
  1107
	return bits;
dvander@433
  1108
}
dvander@433
  1109
dvander@433
  1110
unsigned int AdminCache::FlagBitsToArray(FlagBits bits, AdminFlag array[], unsigned int maxSize)
dvander@433
  1111
{
dvander@433
  1112
	unsigned int i, num=0;
dvander@433
  1113
	for (i=0; i<maxSize && i<AdminFlags_TOTAL; i++)
dvander@433
  1114
	{
dvander@433
  1115
		if ((bits & (1<<i)) == (1<<i))
dvander@433
  1116
		{
dvander@433
  1117
			array[num++] = (AdminFlag)i;
dvander@433
  1118
		}
dvander@433
  1119
	}
dvander@433
  1120
dvander@433
  1121
	return num;
dvander@433
  1122
}
dvander@434
  1123
dvander@434
  1124
bool AdminCache::CheckAdminFlags(AdminId id, FlagBits bits)
dvander@434
  1125
{
dvander@434
  1126
	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);
dvander@434
  1127
	if (!pUser || pUser->magic != USR_MAGIC_SET)
dvander@434
  1128
	{
dvander@434
  1129
		return false;
dvander@434
  1130
	}
dvander@434
  1131
dvander@434
  1132
	return ((pUser->eflags & bits) == bits);
dvander@434
  1133
}
dvander@434
  1134
dvander@434
  1135
bool AdminCache::CanAdminTarget(AdminId id, AdminId target)
dvander@434
  1136
{
dvander@434
  1137
	/** 
dvander@434
  1138
	 * Zeroth, if the targeting AdminId is INVALID_ADMIN_ID, targeting fails.
dvander@434
  1139
	 * First, if the targetted AdminId is INVALID_ADMIN_ID, targeting succeeds.
dvander@434
  1140
	 */
dvander@434
  1141
dvander@434
  1142
	if (id == INVALID_ADMIN_ID)
dvander@434
  1143
	{
dvander@434
  1144
		return false;
dvander@434
  1145
	}
dvander@434
  1146
dvander@434
  1147
	if (target == INVALID_ADMIN_ID)
dvander@434
  1148
	{
dvander@434
  1149
		return true;
dvander@434
  1150
	}
dvander@434
  1151
dvander@434
  1152
	AdminUser *pUser = (AdminUser *)m_pMemory->GetAddress(id);
dvander@434
  1153
	if (!pUser || pUser->magic != USR_MAGIC_SET)
dvander@434
  1154
	{
dvander@434
  1155
		return false;
dvander@434
  1156
	}
dvander@434
  1157
dvander@434
  1158
	AdminUser *pTarget = (AdminUser *)m_pMemory->GetAddress(target);
dvander@434
  1159
	if (!pTarget || pTarget->magic != USR_MAGIC_SET)
dvander@434
  1160
	{
dvander@434
  1161
		return false;
dvander@434
  1162
	}
dvander@434
  1163
dvander@434
  1164
	/** 
dvander@434
  1165
	 * Second, if the targeting admin is root, targeting suceeds.
dvander@434
  1166
	 */
dvander@434
  1167
	if (pUser->eflags & ADMFLAG_ROOT)
dvander@434
  1168
	{
dvander@434
  1169
		return true;
dvander@434
  1170
	}
dvander@434
  1171
dvander@434
  1172
	/** Fourth, if the targetted admin has global immunity, targeting fails. */
dvander@434
  1173
	if (pTarget->immune_global)
dvander@434
  1174
	{
dvander@434
  1175
		return false;
dvander@434
  1176
	}
dvander@434
  1177
dvander@434
  1178
	/** 
dvander@434
  1179
	 * Fifth, if the targetted admin has default immunity 
dvander@434
  1180
	 *  and the admin belongs to no groups, targeting fails.
dvander@434
  1181
	 */
dvander@434
  1182
	if (pTarget->immune_default && pUser->grp_count < 1)
dvander@434
  1183
	{
dvander@434
  1184
		return false;
dvander@434
  1185
	}
dvander@434
  1186
dvander@434
  1187
	/** 
dvander@434
  1188
	 * Sixth, if the targetted admin has specific immunity from the
dvander@434
  1189
	 *  targeting admin via group immunities, targeting fails.
dvander@434
  1190
	 */
dvander@434
  1191
	//:TODO: speed this up... maybe with trie hacks.
dvander@434
  1192
	//idea is to insert %d.%d in the trie after computing this and use it as a cache lookup.
dvander@434
  1193
	//problem is the trie cannot delete prefixes, so we'd have a problem with invalidations.
dvander@434
  1194
	if (pTarget->grp_count > 0 && pUser->grp_count > 0)
dvander@434
  1195
	{
dvander@434
  1196
		int *grp_table = (int *)m_pMemory->GetAddress(pTarget->grp_table);
dvander@434
  1197
		int *src_table = (int *)m_pMemory->GetAddress(pUser->grp_table);
dvander@434
  1198
		GroupId id, other;
dvander@434
  1199
		unsigned int num;
dvander@434
  1200
		for (unsigned int i=0; i<pTarget->grp_count; i++)
dvander@434
  1201
		{
dvander@434
  1202
			id = grp_table[i];
dvander@434
  1203
			num = GetGroupImmunityCount(id);
dvander@434
  1204
			for (unsigned int j=0; j<num; i++)
dvander@434
  1205
			{
dvander@434
  1206
				other = GetGroupImmunity(id, j);
dvander@434
  1207
				for (unsigned int k=0; k<pUser->grp_count; k++)
dvander@434
  1208
				{
dvander@434
  1209
					if (other == src_table[k])
dvander@434
  1210
					{
dvander@434
  1211
						return false;
dvander@434
  1212
					}
dvander@434
  1213
				}
dvander@434
  1214
			}
dvander@434
  1215
		}
dvander@434
  1216
	}
dvander@434
  1217
	
dvander@434
  1218
	return true;
dvander@434
  1219
}