CnC_Red_Alert/WIN32LIB/MEM/MEMFLAG.H

110 lines
4.3 KiB
C

/*
** Command & Conquer Red Alert(tm)
** Copyright 2025 Electronic Arts Inc.
**
** This program is free software: you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation, either version 3 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/***************************************************************************
** C O N F I D E N T I A L --- W E S T W O O D S T U D I O S **
***************************************************************************
* *
* Project Name : Memory System *
* *
* File Name : MEMFLAG.H *
* *
* Programmer : Jeff Wilson *
* *
* Start Date : April 4, 1994 *
* *
* Last Update : September 8, 1994 [IML] *
* *
*-------------------------------------------------------------------------*
* Functions: *
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
#ifndef MEMFLAG_H
#define MEMFLAG_H
// Memory Flags
/*
** Memory allocation flags. These are the flags that are passed into Alloc
** in order to control the type of memory allocated.
*/
typedef enum {
MEM_NORMAL = 0x0000, // Default memory (normal).
MEM_NEW = 0x0001, // Called by the operator new and was overloaded.
MEM_CLEAR = 0x0002, // Clear memory before returning.
MEM_REAL = 0x0004, // Clear memory before returning.
MEM_TEMP = 0x0008, // Clear memory before returning.
MEM_LOCK = 0x0010, // Lock the memory that we allocated
} MemoryFlagType;
/*
** Prototypes for VMPAGEIN.ASM
*/
extern "C"{
void __cdecl Force_VM_Page_In (void *buffer, int length);
}
/*=========================================================================*/
/* The following prototypes are for the file: ALLOC.CPP */
/*=========================================================================*/
void * operator new(size_t size, MemoryFlagType flag);
void * operator new[] (size_t size, MemoryFlagType flag);
void *Alloc(unsigned long bytes_to_alloc, MemoryFlagType flags);
void Free(void const *pointer);
void DPMI_Lock(VOID const *ptr, long const size);
void DPMI_Unlock(void const *ptr, long const size);
void *Resize_Alloc(void *original_ptr, unsigned long new_size_in_bytes);
long Ram_Free(MemoryFlagType flag);
long Heap_Size(MemoryFlagType flag);
long Total_Ram_Free(MemoryFlagType flag);
#pragma option -Jgd
inline void * operator new(size_t size, MemoryFlagType flag)
{
return(Alloc(size, flag));
}
inline void * operator new[] (size_t size, MemoryFlagType flag)
{
return(Alloc(size, flag));
}
#pragma option -Jgd
/*=========================================================================*/
/* The following prototypes are for the file: MEM_COPY.ASM */
/*=========================================================================*/
extern "C" {
void __cdecl Mem_Copy(void const *source, void *dest, unsigned long bytes_to_copy);
}
inline void *Add_Long_To_Pointer(void const *ptr, long size)
{
return ((void *) ( (char const *) ptr + size));
}
extern void (*Memory_Error)(void);
extern void (*Memory_Error_Exit)(char *string);
extern unsigned long MinRam; // Record of least memory at worst case.
extern unsigned long MaxRam; // Record of total allocated at worst case.
#endif