286 lines
7.4 KiB
C++
286 lines
7.4 KiB
C++
/**
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* vim: set ts=4 :
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* =============================================================================
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* SourceMod Sample Extension
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* Copyright (C) 2004-2008 AlliedModders LLC. All rights reserved.
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* =============================================================================
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, version 3.0, as published by the
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* Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* As a special exception, AlliedModders LLC gives you permission to link the
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* code of this program (as well as its derivative works) to "Half-Life 2," the
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* "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
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* by the Valve Corporation. You must obey the GNU General Public License in
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* all respects for all other code used. Additionally, AlliedModders LLC grants
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* this exception to all derivative works. AlliedModders LLC defines further
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* exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
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* 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 "extension.h"
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/**
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* @file extension.cpp
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* @brief Implement extension code here.
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*/
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Structs g_Structs; /**< Global singleton for extension's main interface */
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SMEXT_LINK(&g_Structs);
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HandleType_t g_StructHandle = 0;
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StructHandler g_StructHandler;
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IGameConfig *conf;
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size_t UTIL_Format(char *buffer, size_t maxlength, const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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size_t len = vsnprintf(buffer, maxlength, fmt, ap);
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va_end(ap);
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if (len >= maxlength)
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{
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buffer[maxlength - 1] = '\0';
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return (maxlength - 1);
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}
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else
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{
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return len;
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}
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}
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void Structs::SDK_OnAllLoaded()
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{
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g_StructHandle = handlesys->CreateType("Struct",
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&g_StructHandler,
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0,
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NULL,
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NULL,
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myself->GetIdentity(),
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NULL);
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gameconfs->AddUserConfigHook("Structs", this);
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sharesys->AddNatives(myself, MyNatives);
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char error[100];
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if (!gameconfs->LoadGameConfigFile("structs.gamedata", &conf, error, sizeof(error)))
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{
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g_pSM->LogError(myself, "Parsing Failed!");
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}
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}
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void Structs::SDK_OnUnload()
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{
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handlesys->RemoveType(g_StructHandle, myself->GetIdentity());
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gameconfs->CloseGameConfigFile(conf);
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gameconfs->RemoveUserConfigHook("Structs", this);
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}
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bool Structs::SDK_OnLoad( char *error, size_t maxlength, bool late )
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{
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sharesys->AddInterface(myself, &g_StructManager);
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m_typeLookup.insert("int", Member_Int32);
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m_typeLookup.insert("int*", Member_Int32Pointer);
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m_typeLookup.insert("float", Member_Float);
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m_typeLookup.insert("float*", Member_FloatPointer);
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m_typeLookup.insert("char", Member_Char);
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m_typeLookup.insert("char*", Member_CharPointer);
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m_typeLookup.insert("Vector", Member_Vector);
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m_typeLookup.insert("Vector*", Member_VectorPointer);
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m_typeLookup.insert("ent", Member_EHandle);
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m_typeLookup.insert("ent*", Member_EHandlePointer);
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return true;
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}
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void Structs::ReadSMC_ParseStart()
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{
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m_bInStruct = false;
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m_currentStruct = NULL;
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m_bInMember = false;
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m_currentMember = NULL;
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}
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SourceMod::SMCResult Structs::ReadSMC_NewSection( const SMCStates *states, const char *name )
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{
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if (!m_bInStruct)
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{
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m_currentStruct = new StructInfo();
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UTIL_Format(m_currentStruct->name, sizeof(m_currentStruct->name), "%s", name);
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m_bInStruct = true;
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return SMCResult_Continue;
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}
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if (!m_bInMember)
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{
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m_bInMember = true;
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m_currentMember = new MemberInfo();
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UTIL_Format(m_currentMember->name, sizeof(m_currentMember->name), "%s", name);
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return SMCResult_Continue;
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}
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g_pSM->LogMessage(myself, "Cannot nest within a member: line: %i col: %i", states->line, states->col);
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return SMCResult_HaltFail;
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}
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SourceMod::SMCResult Structs::ReadSMC_KeyValue( const SMCStates *states, const char *key, const char *value )
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{
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if (!m_bInStruct)
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{
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//hrm..
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g_pSM->LogMessage(myself, "Unknown value %s: line: %i col: %i", key, states->line, states->col);
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return SMCResult_HaltFail;
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}
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if (m_bInMember)
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{
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if (strcmp(key, "type") == 0)
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{
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MemberType *pType = m_typeLookup.retrieve(value);
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if (pType == NULL)
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{
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//invalid type
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g_pSM->LogMessage(myself, "Invalid Type: line: %i col: %i", states->line, states->col);
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return SMCResult_HaltFail;
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}
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/* Note all 'int' types are assumed to be 32bit for the moment */
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m_currentMember->type = *pType;
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}
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else if (strcmp(key, "size") == 0)
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{
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m_currentMember->size = atoi(value);
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}
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#if defined WIN32
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else if (strcmp(key, "windows") == 0)
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#else
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else if (strcmp(key, "linux") == 0)
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#endif
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{
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m_currentMember->offset = atoi(value);
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}
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}
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else
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{
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if (strcmp(key, "size") == 0)
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{
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m_currentStruct->size = atoi(value);
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}
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}
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return SMCResult_Continue;
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}
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SourceMod::SMCResult Structs::ReadSMC_LeavingSection( const SMCStates *states )
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{
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if (m_bInMember)
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{
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/** Check for missing or invalid parameters */
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if (m_currentMember->type == Member_Unknown || m_currentMember->offset == -1)
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{
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g_pSM->LogMessage(myself, "Missing offset or type: line: %i col: %i", states->line, states->col);
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return SMCResult_HaltFail;
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}
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if (m_currentMember->size == -1)
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{
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switch (m_currentMember->type)
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{
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case Member_Float:
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case Member_FloatPointer:
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case Member_Vector:
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case Member_VectorPointer:
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case Member_EHandle:
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case Member_EHandlePointer:
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{
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break;
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}
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default:
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{
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g_pSM->LogMessage(myself, "Missing size: line: %i col: %i", states->line, states->col);
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return SMCResult_HaltFail;
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}
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}
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}
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/* Work out the int size */
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if (m_currentMember->type == Member_Int32)
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{
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if (m_currentMember->size == 1)
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{
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m_currentMember->type = Member_Int8;
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}
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else if (m_currentMember->size == 2)
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{
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m_currentMember->type = Member_Int16;
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}
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else if (m_currentMember->size == 4)
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{
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m_currentMember->type = Member_Int32;
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}
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else
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{
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g_pSM->LogMessage(myself, "Invalid int size %i: line: %i col: %i", m_currentMember->size, states->line, states->col);
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return SMCResult_HaltFail;
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}
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}
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else if (m_currentMember->type == Member_Int32)
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{
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if (m_currentMember->size == 1)
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{
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m_currentMember->type = Member_Int8Pointer;
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}
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else if (m_currentMember->size == 2)
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{
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m_currentMember->type = Member_Int16Pointer;
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}
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else if (m_currentMember->size == 4)
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{
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m_currentMember->type = Member_Int32Pointer;
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}
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else
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{
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g_pSM->LogMessage(myself, "Invalid int size %i: line: %i col: %i", m_currentMember->size, states->line, states->col);
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return SMCResult_HaltFail;
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}
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}
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m_currentStruct->AddMember(m_currentMember->name, m_currentMember);
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m_bInMember = false;
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m_currentMember = NULL;
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return SMCResult_Continue;
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}
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g_StructManager.AddStruct(m_currentStruct->name, m_currentStruct);
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m_bInStruct = false;
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m_currentStruct = NULL;
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return SMCResult_Continue;
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}
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