-/* Catacomb Armageddon Source Code
+/* Catacomb Apocalypse Source Code
* Copyright (C) 1993-2014 Flat Rock Software
*
* This program is free software; you can redistribute it and/or modify
#include <string.h>
#include <malloc.h>
-#include "src/lib/lib_head.h"
+//#include <bios.h>
+#include "src/lib/16_head.h"
//++++mh #include "src/lib/16_in.h"
-//****#if 1 // 1 == Debug/Dev ; 0 == Production/final
+#ifdef __DEBUG__ // 1 == Debug/Dev ; 0 == Production/final
#define OUT_OF_MEM_MSG "MM_GetPtr: Out of memory!\nYou were short :%ld bytes"
-//****#else
-//****#define OUT_OF_MEM_MSG "\npee\n"
-//****#endif
+#else
+#define OUT_OF_MEM_MSG "\npee\n"
+#endif
-#define SAVENEARHEAP 0x400 // space to leave in data segment
+#define SAVENEARHEAP 0x200 // space to leave in data segment
#define SAVEFARHEAP 0 // space to leave in far heap
#define BUFFERSIZE 0x1000 // miscelanious, allways available buffer
#define XMS_FREEUMB 0x11
//==========================================================================
-
-typedef void /*_seg*/ * memptr;
+//I hope this is correct!
+//__segment seg;
+typedef void __based(__self) * memptr; //__based(seg) * memptr;
typedef struct
{
- long nearheap,farheap,EMSmem,XMSmem,mainmem;
+ dword nearheap,farheap,EMSmem,XMSmem,mainmem;
} mminfotype;
//==========================================================================
-extern mminfotype mminfo;
-extern memptr bufferseg;
-extern boolean mmerror;
-
extern void (* beforesort) (void);
extern void (* aftersort) (void);
+extern void (* XMSaddr) (void); // far pointer to XMS driver
//==========================================================================
-void MM_Startup (void);
-void MM_Shutdown (void);
-void MM_MapEMS (void);
+/*
+=============================================================================
+
+ LOCAL INFO
-void MM_GetPtr (memptr *baseptr,dword size);
-void MM_FreePtr (memptr *baseptr);
+=============================================================================
+*/
-void MM_SetPurge (memptr *baseptr, int purge);
-void MM_SetLock (memptr *baseptr, boolean locked);
-void MM_SortMem (void);
+#define LOCKBIT 0x80 // if set in attributes, block cannot be moved
+#define PURGEBITS 3 // 0-3 level, 0= unpurgable, 3= purge first
+#define PURGEMASK 0xfffc
+#define BASEATTRIBUTES 0 // unlocked, non purgable
-void MM_ShowMemory (void);
+#define MAXUMBS 12
-long MM_UnusedMemory (void);
-long MM_TotalFree (void);
+typedef struct mmblockstruct
+{
+ word start,length,segm;
+ //dword start,length;
+ //word start;
+ //dword length;
+ ///word segm; //how many 64kb segment blocks it takes up if there is many data!
+ unsigned attributes;
+ memptr *useptr; // pointer to the segment start
+ struct mmblockstruct huge *next;
+} mmblocktype;
-void MM_BombOnError (boolean bomb);
-//==========================================================================
+typedef struct
+{
+ memptr bufferseg;
+ boolean mmstarted, bombonerror, mmerror;
+ void huge *farheap;
+ void *nearheap;
+ unsigned totalEMSpages,freeEMSpages,EMSpageframe,EMSpagesmapped,EMShandle;
+ unsigned int EMSVer;
+ word numUMBs,UMBbase[MAXUMBS];
+ //dword numUMBs,UMBbase[MAXUMBS];
+ mmblocktype huge mmblocks[MAXBLOCKS],huge *mmhead,huge *mmfree,huge *mmrover,huge *mmnew;
+} mminfo_t;
-//
-// local prototypes
-//
+/*
+=============================================================================
-boolean MML_CheckForEMS (void);
-void MML_ShutdownEMS (void);
-void MM_MapEMS (void);
-boolean MML_CheckForXMS (void);
-void MML_ShutdownXMS (void);
-void MML_UseSpace (unsigned segstart, unsigned seglength);
-void MML_ClearBlock (void);
+ GLOBAL VARIABLES
+
+=============================================================================
+*/
+
+
+/*
+=============================================================================
+
+ LOCAL VARIABLES
+
+=============================================================================
+*/
+
+//==========================================================================
-int US_CheckParm(char *parm,char **strings);
+boolean MML_CheckForEMS(void);
+unsigned MML_SetupEMS(mminfo_t *mm);
+void MML_ShutdownEMS(mminfo_t *mm);
+unsigned MM_MapEMS(mminfo_t *mm);
+boolean MML_CheckForXMS(mminfo_t *mm);
+void MML_SetupXMS(mminfo_t *mm, mminfotype *mmi);
+void MML_ShutdownXMS(mminfo_t *mm);
+void MML_UseSpace(/*d*/word segstart, dword seglength, mminfo_t *mm);
+void MML_ClearBlock(mminfo_t *mm);
+
+void MM_Startup(mminfo_t *mm, mminfotype *mmi);
+void MM_Shutdown(mminfo_t *mm);
+
+void MM_GetPtr(memptr *baseptr,dword size, mminfo_t *mm, mminfotype *mmi);
+void MM_FreePtr(memptr *baseptr, mminfo_t *mm);
+void MM_SetPurge(memptr *baseptr, int purge, mminfo_t *mm);
+void MM_SetLock(memptr *baseptr, boolean locked, mminfo_t *mm);
+void MM_SortMem(mminfo_t *mm);
+void MM_ShowMemory(mminfo_t *mm);
+dword MM_UnusedMemory(mminfo_t *mm);
+dword MM_TotalFree(mminfo_t *mm);
+void MM_Report(mminfo_t *mm, mminfotype *mmi);
+//int MM_EMSVer(void);
+void MM_BombOnError(boolean bomb, mminfo_t *mm);
+void MM_GetNewBlock(mminfo_t *mm);
+void MM_FreeBlock(mmblocktype *x, mminfo_t *mm);
//==========================================================================