mirror of
https://github.com/ondra-novak/gates_of_skeldal.git
synced 2025-07-04 21:50:38 -04:00
121 lines
4.8 KiB
C
121 lines
4.8 KiB
C
//#define LOGFILE
|
|
|
|
|
|
#include <stdio.h>
|
|
|
|
#ifndef _MEMMAN_H_
|
|
#define _MEMMAN_H_
|
|
#define freemem(size) free(size);
|
|
//#define malloc(size) getmem(size)
|
|
#define New(typ) (typ *)getmem(sizeof(typ))
|
|
#define NewArr(typ,count) (typ *)getmem(sizeof(typ)*(count))
|
|
|
|
typedef struct meminfo {
|
|
unsigned LargestBlockAvail;
|
|
unsigned MaxUnlockedPage;
|
|
unsigned LargestLockablePage;
|
|
unsigned LinAddrSpace;
|
|
unsigned NumFreePagesAvail;
|
|
unsigned NumPhysicalPagesFree;
|
|
unsigned TotalPhysicalPages;
|
|
unsigned FreeLinAddrSpace;
|
|
unsigned SizeOfPageFile;
|
|
unsigned Reserved[3];
|
|
} MEMINFO;
|
|
|
|
|
|
typedef struct thandle_data
|
|
{
|
|
char src_file[12]; //12
|
|
int32_t seekpos; //16
|
|
void *blockdata; //20
|
|
char flags; //21
|
|
uint8_t path; //22
|
|
short status;
|
|
void (*loadproc)(void **data,int32_t *size);//28
|
|
unsigned short lockcount; //32
|
|
uint32_t counter;
|
|
uint32_t size;
|
|
}THANDLE_DATA;
|
|
|
|
#define BK_MAJOR_HANDLES 256 // maximalni pocet skupin rukojeti
|
|
#define BK_MINOR_HANDLES 256 // pocet rukojeti v jedne skupine
|
|
|
|
typedef THANDLE_DATA handle_list[BK_MINOR_HANDLES];
|
|
typedef handle_list *handle_groups[BK_MAJOR_HANDLES];
|
|
|
|
//status
|
|
#define BK_NOT_USED 0
|
|
#define BK_NOT_LOADED 1
|
|
#define BK_PRESENT 2
|
|
#define BK_SWAPED 3
|
|
#define BK_DIRLIST 4 //znaci ze handle je docasne pouzito pro adresarovy list
|
|
//pokud je status=4 je automaticky chapan jako 1.
|
|
#define BK_SAME_AS 5
|
|
//flags
|
|
#define BK_LOCKED 1
|
|
#define BK_SWAPABLE 2
|
|
#define BK_SHARED 4
|
|
#define BK_PRELOAD 8
|
|
#define BK_HSWAP 16
|
|
|
|
extern char **mman_pathlist; //tento pointer musi byt naplnen ukazatelem na tabulku cest
|
|
extern void (*mem_error)(size_t); //pokud neni NULL je tato funkce volana vzdy kdyz dojde pamet a system si s tim nevi rady
|
|
extern void (*swap_error)(void);
|
|
extern int memman_handle; //cislo handle naposled zpracovavaneho prikazem ablock
|
|
extern char mman_patch; //jednicka zapina moznost pouziti patchu
|
|
void *getmem(int32_t size); //alokace pameti pres memman. alokovat pomoci malloc lze ale hrozi nebezpeci ze vrati NULL
|
|
void *grealloc(void *m,int32_t size); //realokace pameti pres memman
|
|
void *load_file(char *filename); //obycejne natahne soubor do pameti a vrati ukazatel.
|
|
void init_manager(char *filename,char *swp); //inicializuje manager. Jmeno filename i swapname nejsou povinne (musi byt NULL kdyz nejsou pouzity)
|
|
THANDLE_DATA *def_handle(int handle,char *filename,void *decompress,char path); //deklaruje rukojet. promenna decompress je ukazatel na funkci ktera upravi data pred vracenim ukazatele
|
|
void *ablock(int handle); //vraci ukazatel bloku spojeneho s handlem
|
|
void alock(int handle); //zamyka blok
|
|
void aunlock(int handle); //odmyka blok
|
|
void aswap(int handle); //zapina swapovani pro blok
|
|
void aunswap(int handle); //vypina swapovani pro blok
|
|
void apreload(int handle); //zapina preloading pro blok (preloading proved pomoci ablock)
|
|
//void free(void); //free
|
|
void close_manager(void); //uzavre manager a uvolni veskerou pamet
|
|
void undef_handle(int handle); //uvolni hadle k dalsimu pouziti
|
|
THANDLE_DATA *zneplatnit_block(int handle); //zneplatni data bloku
|
|
THANDLE_DATA *get_handle(int handle); //vraci informace o rukojeti
|
|
int find_handle(char *name,void *decomp); //hleda mezi rukojeti stejnou definici
|
|
int test_file_exist(int group,char *filename); //testuje zda soubor existuje v ramci mmanageru
|
|
void *afile(char *filename,int group,int32_t *blocksize); //nahraje do pameti soubor registrovany v ramci mmanageru
|
|
int32_t get_handle_size(int handle);
|
|
//void get_mem_info(MEMORYSTATUS *mem);
|
|
|
|
void apreload_sign(int handle,int max_handle); //pripravi preloading pro nacteni dat z CD (sekvencne)
|
|
void apreload_start(void (*percent)(int cur,int max)); //provede sekvenci apreload
|
|
|
|
char *read_next_entry(char mode); //cte adresar DDL souboru a vraci jmeno, nebo NULL. mode udava, zda se hleda od zacatku, nebo pokracuje tam kde program skoncil
|
|
int read_group(int index);
|
|
char add_patch_file(char *filename); //pripojuje zaplatu
|
|
FILE *afiletemp(char *filename, int group);
|
|
|
|
|
|
#define MMA_READ 1
|
|
#define MMA_SWAP 2
|
|
#define MMA_SWAP_READ 3
|
|
#define MMA_FREE 4
|
|
|
|
#define MMR_FIRST 0
|
|
#define MMR_NEXT 1
|
|
|
|
extern void (*mman_action)(int action); //udalost volajici se pri akci mmanagera.
|
|
|
|
void display_status(void); //zobrazi na display status memmanageru
|
|
|
|
#ifdef LOGFILE
|
|
char *get_time_str(void);
|
|
int q_current_task(void);
|
|
#define OPEN_LOG(log) memcpy(stderr,fopen(log,"w"),sizeof(FILE));
|
|
#define SEND_LOG(format,parm1,parm2) fprintf(stderr,"%-2d %s "format"\n",q_current_task(void),get_time_str(void),parm1,parm2),fflush(stderr)
|
|
#define CLOSE_LOG(void) fclose(logfile);
|
|
#else
|
|
#define OPEN_LOG(log)
|
|
#define SEND_LOG(format,parm1,parm2)
|
|
#define CLOSE_LOG(void)
|
|
#endif
|
|
#endif
|