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-rw-r--r--PcsxSrc/Misc.c451
1 files changed, 0 insertions, 451 deletions
diff --git a/PcsxSrc/Misc.c b/PcsxSrc/Misc.c
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--- a/PcsxSrc/Misc.c
+++ /dev/null
@@ -1,451 +0,0 @@
-/* Pcsx - Pc Psx Emulator
- * Copyright (C) 1999-2002 Pcsx Team
- *
- * 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 2 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include <stdio.h>
-#include <string.h>
-#include <stdlib.h>
-#include <stdarg.h>
-#ifdef __LINUX__
-#define strnicmp strncasecmp
-#endif
-
-#include "Coff.h"
-#include "PsxCommon.h"
-#include "plugins.h"
-
-int Log = 0;
-
-// LOAD STUFF
-
-typedef struct {
- unsigned char id[8];
- unsigned long text;
- unsigned long data;
- unsigned long pc0;
- unsigned long gp0;
- unsigned long t_addr;
- unsigned long t_size;
- unsigned long d_addr;
- unsigned long d_size;
- unsigned long b_addr;
- unsigned long b_size;
- unsigned long S_addr;//normal must a s not a S but error (???)
- unsigned long s_size;
- unsigned long SavedSP;
- unsigned long SavedFP;
- unsigned long SavedGP;
- unsigned long SavedRA;
- unsigned long SavedS0;
-} EXE_HEADER;
-
-#define ISODCL(from, to) (to - from + 1)
-
-struct iso_directory_record {
- char length [ISODCL (1, 1)]; /* 711 */
- char ext_attr_length [ISODCL (2, 2)]; /* 711 */
- char extent [ISODCL (3, 10)]; /* 733 */
- char size [ISODCL (11, 18)]; /* 733 */
- char date [ISODCL (19, 25)]; /* 7 by 711 */
- char flags [ISODCL (26, 26)];
- char file_unit_size [ISODCL (27, 27)]; /* 711 */
- char interleave [ISODCL (28, 28)]; /* 711 */
- char volume_sequence_number [ISODCL (29, 32)]; /* 723 */
- unsigned char name_len [ISODCL (33, 33)]; /* 711 */
- char name [1];
-};
-
-#define btoi(b) ((b)/16*10 + (b)%16) /* BCD to u_char */
-#define itob(i) ((i)/10*16 + (i)%10) /* u_char to BCD */
-
-void mmssdd( int block, char *p )
- {
- int m, s, d;
-
- block += 150;
- m = block / 4500; // minuten
- block = block - m * 4500; // minuten rest
- s = block / 75; // sekunden
- d = block - s * 75; // sekunden rest
-
- m = ( ( m / 10 ) << 4 ) | m % 10;
- s = ( ( s / 10 ) << 4 ) | s % 10;
- d = ( ( d / 10 ) << 4 ) | d % 10;
-
- p[0] = m;
- p[1] = s;
- p[2] = d;
-}
-
-int GetCdromFile(unsigned char *buf, unsigned char *time, char * filename) {
- struct iso_directory_record *dir;
- int i;
-
- i = 0;
- while (i < 4096) {
- dir = (struct iso_directory_record*) &buf[i];
- if (dir->length[0] == 0) {
- return -1;
- }
- i += dir->length[0];
-
- if (!strnicmp((char*)&dir->name[0],filename,strlen(filename))) {
- mmssdd(*((int *)dir->extent), (char*)time);
- break;
- }
- }
- return 0;
-}
-
-#define incTime() \
- time[0] = btoi(time[0]); time[1] = btoi(time[1]); time[2] = btoi(time[2]); \
- time[2]++; \
- if(time[2] == 75) { \
- time[2] = 0; \
- time[1]++; \
- if (time[1] == 60) { \
- time[1] = 0; \
- time[0]++; \
- } \
- } \
- time[0] = itob(time[0]); time[1] = itob(time[1]); time[2] = itob(time[2]);
-
-int LoadCdrom() {
- EXE_HEADER tmpHead;
- struct iso_directory_record *dir;
- unsigned char time[4],*buf;
- unsigned char mdir[4096];
- char exename[256];
- int i;
-
- if (!Config.HLE) {
- psxRegs.pc = psxRegs.GPR.n.ra;
- return 0;
- }
-
- time[0] = itob(0); time[1] = itob(2); time[2] = itob(0x10);
-
- if (CDR_readTrack(time) == -1) return -1;
- buf = CDR_getBuffer();
-
- // skip head and sub, and go to the root directory record
- dir = (struct iso_directory_record*) &buf[12+156];
-
- mmssdd(*((int *)dir->extent), (char*)time);
-
- if (CDR_readTrack(time) == -1) return -1;
- buf = CDR_getBuffer();
- memcpy(mdir, buf+12, 2048);
-
- incTime();
- if (CDR_readTrack(time) == -1) return -1;
- buf = CDR_getBuffer();
- memcpy(mdir+2048, buf+12, 2048);
-
- if (GetCdromFile(mdir, time, "SYSTEM.CNF") == -1) {
- if (GetCdromFile(mdir, time, "PSX.EXE") == -1) return -1;
-
- if (CDR_readTrack(time) == -1) return -1;
- buf = CDR_getBuffer();
- }
- else {
- if (CDR_readTrack(time) == -1) return -1;
- buf = CDR_getBuffer();
-
- sscanf((char*)buf+12, "BOOT = cdrom:\\%s;2", exename);
- if (GetCdromFile(mdir, time, exename) == -1) {
- sscanf((char*)buf+12, "BOOT = cdrom:%s;2", exename);
- if (GetCdromFile(mdir, time, exename) == -1) {
- char *ptr = strstr(buf+12, "cdrom:");
- for (i=0; i<32; i++) {
- if (ptr[i] == ' ') continue;
- if (ptr[i] == '\\') continue;
- }
- strcpy(exename, ptr);
- if (GetCdromFile(mdir, time, exename) == -1)
- return -1;
- }
- }
-
- if (CDR_readTrack(time) == -1) return -1;
- buf = CDR_getBuffer();
- }
-
- memcpy(&tmpHead, buf+12, sizeof(EXE_HEADER));
-
- psxRegs.pc = tmpHead.pc0;
- psxRegs.GPR.n.gp = tmpHead.gp0;
- psxRegs.GPR.n.sp = tmpHead.S_addr;
- if (psxRegs.GPR.n.sp == 0) psxRegs.GPR.n.sp = 0x801fff00;
-
- while (tmpHead.t_size) {
- incTime();
- if (CDR_readTrack(time) == -1) return -1;
- buf = CDR_getBuffer();
-
- memcpy((void *)PSXM(tmpHead.t_addr), buf+12, 2048);
-
- tmpHead.t_size -= 2048;
- tmpHead.t_addr += 2048;
- }
-
- return 0;
-}
-
-int CheckCdrom() {
- struct iso_directory_record *dir;
- unsigned char time[4],*buf;
- unsigned char mdir[4096];
- char exename[256];
- int i;
-
- time[0] = itob(0); time[1] = itob(2); time[2] = itob(0x10);
-
- if (CDR_readTrack(time) == -1) return -1;
- buf = CDR_getBuffer();
-
- strncpy(CdromId, buf+52, 10);
-
- // skip head and sub, and go to the root directory record
- dir = (struct iso_directory_record*) &buf[12+156];
-
- mmssdd(*((int *)dir->extent), (char*)time);
-
- if (CDR_readTrack(time) == -1) return 0;
- buf = CDR_getBuffer();
- memcpy(mdir, buf+12, 2048);
-
- incTime();
- if (CDR_readTrack(time) == -1) return 0;
- buf = CDR_getBuffer();
- memcpy(mdir+2048, buf+12, 2048);
-
- if (GetCdromFile(mdir, time, "SYSTEM.CNF") != -1) {
- if (CDR_readTrack(time) == -1) return 0;
- buf = CDR_getBuffer();
-
- sscanf((char*)buf+12, "BOOT = cdrom:\\%s;2", exename);
- if (GetCdromFile(mdir, time, exename) == -1) {
- sscanf((char*)buf+12, "BOOT = cdrom:%s;2", exename);
- if (GetCdromFile(mdir, time, exename) == -1) {
- char *ptr = strstr(buf+12, "cdrom:");
- for (i=0; i<32; i++) {
- if (ptr[i] == ' ') continue;
- if (ptr[i] == '\\') continue;
- }
- strcpy(exename, ptr);
- if (GetCdromFile(mdir, time, exename) == -1)
- return 0;
- }
- }
- }
-
- if (Config.PsxAuto) { // autodetect system (pal or ntsc)
- if (strstr(exename, "ES") != NULL)
- Config.PsxType = 1; // pal
- else Config.PsxType = 0; // ntsc
- }
- UpdateVSyncRate();
-
- return 0;
-}
-
-#define PSX_EXE 1
-#define CPE_EXE 2
-#define COFF_EXE 3
-#define INVALID_EXE 4
-
-static int PSXGetFileType(FILE *f) {
- unsigned long current;
- unsigned long mybuf[2048];
- EXE_HEADER *exe_hdr;
- FILHDR *coff_hdr;
-
- current = ftell(f);
- fseek(f,0L,SEEK_SET);
- fread(mybuf,2048,1,f);
- fseek(f,current,SEEK_SET);
-
- exe_hdr = (EXE_HEADER *)mybuf;
- if (memcmp(exe_hdr->id,"PS-X EXE",8)==0)
- return PSX_EXE;
-
- if (mybuf[0]=='C' && mybuf[1]=='P' && mybuf[2]=='E')
- return CPE_EXE;
-
- coff_hdr = (FILHDR *)mybuf;
- if (coff_hdr->f_magic == 0x0162)
- return COFF_EXE;
-
- return INVALID_EXE;
-}
-
-int Load(char *ExePath) {
- FILE *tmpFile;
- EXE_HEADER tmpHead;
- int type;
-
- strcpy(CdromId, "SLUS_999.99");
-
- tmpFile = fopen(ExePath,"rb");
- if (tmpFile == NULL) { SysMessage("Error opening file: %s", ExePath); return 0; }
-
- type = PSXGetFileType(tmpFile);
- switch (type) {
- case PSX_EXE:
- fread(&tmpHead,sizeof(EXE_HEADER),1,tmpFile);
- fseek(tmpFile, 0x800, SEEK_SET);
- fread((void *)PSXM(tmpHead.t_addr), tmpHead.t_size,1,tmpFile);
- fclose(tmpFile);
- psxRegs.pc = tmpHead.pc0;
- psxRegs.GPR.n.gp = tmpHead.gp0;
- psxRegs.GPR.n.sp = tmpHead.S_addr;
- if (psxRegs.GPR.n.sp == 0) psxRegs.GPR.n.sp = 0x801fff00;
- break;
- case CPE_EXE:
- SysMessage("Pcsx found that you wanna use a CPE file. CPE files not support yet");
- break;
- case COFF_EXE:
- SysMessage("Pcsx found that you wanna use a COFF file.COFF files not support yet");
- break;
- case INVALID_EXE:
- SysMessage("This file is not a psx file");
- break;
- }
- return 1;
-}
-
-// STATES
-
-static const char PcsxHeader[32] = "STv3 PCSX v" PCSX_VERSION;
-
-int SaveState(char *file) {
- gzFile f;
- GPUFreeze_t *gpufP;
- SPUFreeze_t *spufP;
- int Size;
- unsigned char *pMem;
-
- f = gzopen(file, "wb");
- if (f == NULL) return -1;
-
- gzwrite(f, (void*)PcsxHeader, 32);
-
- pMem = (unsigned char *) malloc(128*96*3);
- if (pMem == NULL) return -1;
- GPU_getScreenPic(pMem);
- gzwrite(f, pMem, 128*96*3);
- free(pMem);
-
- gzwrite(f, psxM, 0x00200000);
- if (Config.HLE) psxBiosFreeze(1);
- gzwrite(f, psxR, 0x00080000);
- gzwrite(f, psxH, 0x00010000);
- gzwrite(f, (void*)&psxRegs, sizeof(psxRegs));
-
- // gpu
- gpufP = (GPUFreeze_t *) malloc(sizeof(GPUFreeze_t));
- gpufP->ulFreezeVersion = 1;
- GPU_freeze(1, gpufP);
- gzwrite(f, gpufP, sizeof(GPUFreeze_t));
- free(gpufP);
-
- // spu
- spufP = (SPUFreeze_t *) malloc(16);
- SPU_freeze(2, spufP);
- Size = spufP->Size; gzwrite(f, &Size, 4);
- free(spufP);
- spufP = (SPUFreeze_t *) malloc(Size);
- SPU_freeze(1, spufP);
- gzwrite(f, spufP, Size);
- free(spufP);
-
- sioFreeze(f, 1);
- cdrFreeze(f, 1);
- psxHwFreeze(f, 1);
- psxRcntFreeze(f, 1);
- mdecFreeze(f, 1);
-
- gzclose(f);
-
- return 0;
-}
-
-
-int LoadState(char *file) {
- gzFile f;
- GPUFreeze_t *gpufP;
- SPUFreeze_t *spufP;
- int Size;
- char header[32];
-
- f = gzopen(file, "rb");
- if (f == NULL) return -1;
-
- psxCpu->Reset();
-
- gzread(f, header, 32);
-
- if (strncmp("STv3 PCSX", header, 9)) return -1;
-
- gzseek(f, 128*96*3, SEEK_CUR);
-
- gzread(f, psxM, 0x00200000);
- gzread(f, psxR, 0x00080000);
- if (Config.HLE) psxBiosFreeze(0);
- gzread(f, psxH, 0x00010000);
- gzread(f, (void*)&psxRegs, sizeof(psxRegs));
-
- // gpu
- gpufP = (GPUFreeze_t *) malloc (sizeof(GPUFreeze_t));
- gzread(f, gpufP, sizeof(GPUFreeze_t));
- GPU_freeze(0, gpufP);
- free(gpufP);
-
- // spu
- gzread(f, &Size, 4);
- spufP = (SPUFreeze_t *) malloc (Size);
- gzread(f, spufP, Size);
- SPU_freeze(0, spufP);
- free(spufP);
-
- sioFreeze(f, 0);
- cdrFreeze(f, 0);
- psxHwFreeze(f, 0);
- psxRcntFreeze(f, 0);
- mdecFreeze(f, 0);
-
- gzclose(f);
-
- return 0;
-}
-
-void __Log(char *fmt, ...) {
- va_list list;
-#ifdef LOG_STDOUT
- char tmp[1024];
-#endif
-
- va_start(list, fmt);
-#ifndef LOG_STDOUT
- vfprintf(emuLog, fmt, list);
-#else
- vsprintf(tmp, fmt, list);
- SysPrintf(tmp);
-#endif
- va_end(list);
-} \ No newline at end of file
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