80486DX2-66/86Box-fork
1
0
Fork 0
Code Issues Pull Requests Activity

Hopefully made the CD-ROM image code work with cue sheets without a trailing newline, and removed two files that should not have been there.

Browse Source
This commit is contained in:
OBattler
2019-10-20 14:19:33 +02:00
parent 4f2cdf3b39
commit 9bf4c8fb5e
3 changed files with 10 additions and 842 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
src/cdrom/cdrom_dosbox.cpp
View File

@@ -585,6 +585,7 @@ CDROM_Interface_Image::CueLoadSheet(const wchar_t *cuefile)
uint64_t currPregap = 0;
uint64_t totalPregap = 0;
uint64_t prestart = 0;
int i;
bool canAddTrack = false;
bool success;
FILE *fp;
@@ -610,7 +611,15 @@ CDROM_Interface_Image::CueLoadSheet(const wchar_t *cuefile)
/* Read a line from the cuesheet file. */
if (fgets(buf, sizeof(buf), fp) == NULL || ferror(fp) || feof(fp))
break;
buf[strlen(buf) - 1] = '\0'; /* nuke trailing newline */
/* Do two iterations to make sure to nuke even if it's \r\n or \n\r,
but do checks to make sure we're not nuking other bytes. */
for (i = 0; i < 2; i++) {
if (buf[strlen(buf) - 1] == '\n')
buf[strlen(buf) - 1] = '\0'; /* nuke trailing newline */
else if (buf[strlen(buf) - 1] == '\r')
buf[strlen(buf) - 1] = '\0'; /* nuke trailing newline */
}
string command;
success = CueGetKeyword(command, &line);

664
src/cdrom/cdrom_dosbox.cpp.ok
View File

@@ -1,664 +0,0 @@
/*
* Copyright (C) 2002-2015 The DOSBox 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.
*/
/* Modified for use with PCem by bit */
#define _LARGEFILE_SOURCE
#define _LARGEFILE64_SOURCE
#ifdef _WIN32
//FIXME: should not be needed. */
# define _GNU_SOURCE
#endif
#include <stdio.h>
#include <stdint.h>
#include <cctype>
#include <cmath>
#include <cstdio>
#include <fstream>
#include <iostream>
#include <limits>
#include <limits.h> //GCC 2.95
#include <sstream>
#include <vector>
#include <sys/stat.h>
#include "../plat.h"
#include "cdrom_dosbox.h"
#ifndef _WIN32
# include <libgen.h>
#else
# include <string.h>
#endif
using namespace std;
#define MAX_LINE_LENGTH 512
#define MAX_FILENAME_LENGTH 256
#define CROSS_LEN 512
#define safe_strncpy(a,b,n) do { strncpy((a),(b),(n)-1); (a)[(n)-1] = 0; } while (0)
CDROM_Interface_Image::BinaryFile::BinaryFile(const char *filename, bool &error)
{
memset(fn, 0, sizeof(fn));
strcpy(fn, filename);
file = fopen64(fn, "rb");
if (file == NULL)
error = true;
else
error = false;
}
CDROM_Interface_Image::BinaryFile::~BinaryFile()
{
fclose(file);
file = NULL;
memset(fn, 0, sizeof(fn));
}
bool CDROM_Interface_Image::BinaryFile::read(Bit8u *buffer, uint64_t seek, uint64_t count)
{
fseeko64(file, seek, SEEK_SET);
fread(buffer, 1, count, file);
return 1;
}
uint64_t CDROM_Interface_Image::BinaryFile::getLength()
{
fseeko64(file, 0, SEEK_END);
return ftello64(file);
}
CDROM_Interface_Image::CDROM_Interface_Image()
{
// printf("CDROM_Interface_Image constructor\n");
}
CDROM_Interface_Image::~CDROM_Interface_Image()
{
// printf("CDROM_Interface_Image destructor\n");
ClearTracks();
}
void CDROM_Interface_Image::InitNewMedia()
{
}
bool CDROM_Interface_Image::SetDevice(char* path, int forceCD)
{
(void)forceCD;
if (LoadCueSheet(path)) return true;
if (LoadIsoFile(path)) return true;
// print error message on dosbox console
//printf("Could not load image file: %s\n", path);
return false;
}
bool CDROM_Interface_Image::GetUPC(unsigned char& attr, char* upc)
{
attr = 0;
strcpy(upc, this->mcn.c_str());
return true;
}
bool CDROM_Interface_Image::GetAudioTracks(int& stTrack, int& end, TMSF& leadOut)
{
stTrack = 1;
end = (int)(tracks.size() - 1);
FRAMES_TO_MSF(tracks[tracks.size() - 1].start + 150, &leadOut.min, &leadOut.sec, &leadOut.fr);
return true;
}
bool CDROM_Interface_Image::GetAudioTrackInfo(int track, int& track_number, TMSF& start, unsigned char& attr)
{
if (track < 1 || track > (int)tracks.size()) return false;
FRAMES_TO_MSF(tracks[track - 1].start + 150, &start.min, &start.sec, &start.fr);
track_number = tracks[track - 1].track_number;
attr = tracks[track - 1].attr;
return true;
}
bool CDROM_Interface_Image::GetAudioTrackEndInfo(int track, int& track_number, TMSF& start, unsigned char& attr)
{
if (track < 1 || track > (int)tracks.size()) return false;
FRAMES_TO_MSF(tracks[track - 1].start + tracks[track - 1].length + 150, &start.min, &start.sec, &start.fr);
track_number = tracks[track - 1].track_number;
attr = tracks[track - 1].attr;
return true;
}
bool CDROM_Interface_Image::GetAudioSub(int sector, unsigned char& attr, unsigned char& track, unsigned char& index, TMSF& relPos, TMSF& absPos)
{
int cur_track = GetTrack(sector);
if (cur_track < 1) return false;
track = (unsigned char)cur_track;
attr = tracks[track - 1].attr;
index = 1;
FRAMES_TO_MSF(sector + 150, &absPos.min, &absPos.sec, &absPos.fr);
/* FRAMES_TO_MSF(sector - tracks[track - 1].start + 150, &relPos.min, &relPos.sec, &relPos.fr); */
/* Note by Kotori: Yes, the absolute position should be adjusted by 150, but not the relative position. */
FRAMES_TO_MSF(sector - tracks[track - 1].start, &relPos.min, &relPos.sec, &relPos.fr);
return true;
}
bool CDROM_Interface_Image::GetMediaTrayStatus(bool& mediaPresent, bool& mediaChanged, bool& trayOpen)
{
mediaPresent = true;
mediaChanged = false;
trayOpen = false;
return true;
}
bool CDROM_Interface_Image::ReadSectors(PhysPt buffer, bool raw, unsigned long sector, unsigned long num)
{
int sectorSize = raw ? RAW_SECTOR_SIZE : COOKED_SECTOR_SIZE;
Bitu buflen = num * sectorSize;
Bit8u* buf = new Bit8u[buflen];
bool success = true; //Gobliiins reads 0 sectors
for(unsigned long i = 0; i < num; i++) {
success = ReadSector(&buf[i * sectorSize], raw, sector + i);
if (!success) break;
}
memcpy((void*)buffer, buf, buflen);
delete[] buf;
return success;
}
bool CDROM_Interface_Image::LoadUnloadMedia(bool unload)
{
(void)unload;
return true;
}
int CDROM_Interface_Image::GetTrack(unsigned int sector)
{
vector<Track>::iterator i = tracks.begin();
vector<Track>::iterator end = tracks.end() - 1;
while(i != end) {
Track &curr = *i;
Track &next = *(i + 1);
if (curr.start <= sector && sector < next.start) return curr.number;
i++;
}
return -1;
}
bool CDROM_Interface_Image::ReadSector(Bit8u *buffer, bool raw, unsigned long sector)
{
uint64_t length;
int track = GetTrack(sector) - 1;
if (track < 0) return false;
uint64_t s = (uint64_t) sector;
uint64_t seek = tracks[track].skip + ((s - tracks[track].start) * tracks[track].sectorSize);
if (tracks[track].mode2)
length = (raw ? RAW_SECTOR_SIZE : 2336);
else
length = (raw ? RAW_SECTOR_SIZE : COOKED_SECTOR_SIZE);
if (tracks[track].sectorSize != RAW_SECTOR_SIZE && raw) return false;
if (tracks[track].sectorSize == RAW_SECTOR_SIZE && !tracks[track].mode2 && !raw) seek += 16;
if (tracks[track].mode2 && !raw) seek += 24;
return tracks[track].file->read(buffer, seek, length);
}
bool CDROM_Interface_Image::ReadSectorSub(Bit8u *buffer, unsigned long sector)
{
int track = GetTrack(sector) - 1;
if (track < 0) return false;
uint64_t s = (uint64_t) sector;
uint64_t seek = tracks[track].skip + ((s - tracks[track].start) * tracks[track].sectorSize);
if (tracks[track].sectorSize != 2448) return false;
return tracks[track].file->read(buffer, seek, 2448);
}
int CDROM_Interface_Image::GetSectorSize(unsigned long sector)
{
int track = GetTrack(sector) - 1;
if (track < 0) return 0;
return tracks[track].sectorSize;
}
bool CDROM_Interface_Image::IsMode2(unsigned long sector)
{
int track = GetTrack(sector) - 1;
if (track < 0) return false;
if (tracks[track].mode2)
{
return true;
}
else
{
return false;
}
}
int CDROM_Interface_Image::GetMode2Form(unsigned long sector)
{
int track = GetTrack(sector) - 1;
if (track < 0) return false;
return tracks[track].form;
}
bool CDROM_Interface_Image::LoadIsoFile(char* filename)
{
tracks.clear();
// data track
Track track = {0, 0, 0, 0, 0, 0, 0, 0, false, NULL};
bool error;
track.file = new BinaryFile(filename, error);
if (error) {
delete track.file;
return false;
}
track.number = 1;
track.track_number = 1;//IMPORTANT: This is needed.
track.attr = DATA_TRACK;//data
track.form = 0;
// try to detect iso type
if (CanReadPVD(track.file, COOKED_SECTOR_SIZE, false)) {
track.sectorSize = COOKED_SECTOR_SIZE;
track.mode2 = false;
} else if (CanReadPVD(track.file, RAW_SECTOR_SIZE, false)) {
track.sectorSize = RAW_SECTOR_SIZE;
track.mode2 = false;
} else if (CanReadPVD(track.file, 2324, true)) {
track.sectorSize = 2324;
track.form = 2;
track.mode2 = true;
} else if (CanReadPVD(track.file, 2336, true)) {
track.sectorSize = 2336;
track.mode2 = true;
} else if (CanReadPVD(track.file, RAW_SECTOR_SIZE, true)) {
track.sectorSize = RAW_SECTOR_SIZE;
track.mode2 = true;
} else {
/* Unknown mode: Assume regular 2048-byte sectors, this is needed so Apple Rhapsody ISO's can be mounted. */
track.sectorSize = COOKED_SECTOR_SIZE;
track.mode2 = false;
}
track.length = track.file->getLength() / track.sectorSize;
tracks.push_back(track);
// leadout track
track.number = 2;
track.track_number = 0xAA;
track.attr = 0x16; /* Was 0x00 but I believe 0x16 is appropriate. */
track.start = track.length;
track.length = 0;
track.file = NULL;
tracks.push_back(track);
return true;
}
bool CDROM_Interface_Image::CanReadPVD(TrackFile *file, uint64_t sectorSize, bool mode2)
{
Bit8u pvd[COOKED_SECTOR_SIZE];
uint64_t seek = 16 * sectorSize; // first vd is located at sector 16
if (sectorSize == RAW_SECTOR_SIZE && !mode2) seek += 16;
if (mode2) seek += 24;
file->read(pvd, seek, COOKED_SECTOR_SIZE);
// pvd[0] = descriptor type, pvd[1..5] = standard identifier, pvd[6] = iso version (+8 for High Sierra)
return ((pvd[0] == 1 && !strncmp((char*)(&pvd[1]), "CD001", 5) && pvd[6] == 1) ||
(pvd[8] == 1 && !strncmp((char*)(&pvd[9]), "CDROM", 5) && pvd[14] == 1));
}
#ifdef _WIN32
static string dirname(char * file) {
char * sep = strrchr(file, '\\');
if (sep == NULL)
sep = strrchr(file, '/');
if (sep == NULL)
return "";
else {
int len = (int)(sep - file);
char tmp[MAX_FILENAME_LENGTH];
safe_strncpy(tmp, file, len+1);
return tmp;
}
}
#endif
bool CDROM_Interface_Image::LoadCueSheet(char *cuefile)
{
Track track = {0, 0, 0, 0, 0, 0, 0, 0, false, NULL};
tracks.clear();
uint64_t shift = 0;
uint64_t currPregap = 0;
uint64_t totalPregap = 0;
uint64_t prestart = 0;
bool success;
bool canAddTrack = false;
char tmp[MAX_FILENAME_LENGTH]; // dirname can change its argument
safe_strncpy(tmp, cuefile, MAX_FILENAME_LENGTH);
string pathname(dirname(tmp));
ifstream in;
in.open(cuefile, ios::in);
if (in.fail()) return false;
while(!in.eof()) {
// get next line
char buf[MAX_LINE_LENGTH];
in.getline(buf, MAX_LINE_LENGTH);
if (in.fail() && !in.eof()) return false; // probably a binary file
istringstream line(buf);
string command;
GetCueKeyword(command, line);
if (command == "TRACK") {
if (canAddTrack) success = AddTrack(track, shift, prestart, totalPregap, currPregap);
else success = true;
track.start = 0;
track.skip = 0;
currPregap = 0;
prestart = 0;
line >> track.number;
track.track_number = track.number;
string type;
GetCueKeyword(type, line);
track.form = 0;
if (type == "AUDIO") {
track.sectorSize = RAW_SECTOR_SIZE;
track.attr = AUDIO_TRACK;
track.mode2 = false;
} else if (type == "MODE1/2048") {
track.sectorSize = COOKED_SECTOR_SIZE;
track.attr = DATA_TRACK;
track.mode2 = false;
} else if (type == "MODE1/2352") {
track.sectorSize = RAW_SECTOR_SIZE;
track.attr = DATA_TRACK;
track.mode2 = false;
} else if (type == "MODE2/2048") {
track.form = 1;
track.sectorSize = 2048;
track.attr = DATA_TRACK;
track.mode2 = true;
} else if (type == "MODE2/2324") {
track.form = 2;
track.sectorSize = 2324;
track.attr = DATA_TRACK;
track.mode2 = true;
} else if (type == "MODE2/2336") {
track.sectorSize = 2336;
track.attr = DATA_TRACK;
track.mode2 = true;
} else if (type == "MODE2/2352") {
track.form = 1; /* Assume this is XA Mode 2 Form 1. */
track.sectorSize = RAW_SECTOR_SIZE;
track.attr = DATA_TRACK;
track.mode2 = true;
} else if (type == "CDG/2448") {
track.sectorSize = 2448;
track.attr = DATA_TRACK;
track.mode2 = true;
} else if (type == "CDI/2336") {
track.sectorSize = 2336;
track.attr = DATA_TRACK;
track.mode2 = true;
} else if (type == "CDI/2352") {
track.sectorSize = RAW_SECTOR_SIZE;
track.attr = DATA_TRACK;
track.mode2 = true;
} else success = false;
canAddTrack = true;
}
else if (command == "INDEX") {
uint64_t index;
line >> index;
uint64_t frame;
success = GetCueFrame(frame, line);
if (index == 1) track.start = frame;
else if (index == 0) prestart = frame;
// ignore other indices
}
else if (command == "FILE") {
if (canAddTrack) success = AddTrack(track, shift, prestart, totalPregap, currPregap);
else success = true;
canAddTrack = false;
string filename;
GetCueString(filename, line);
GetRealFileName(filename, pathname);
string type;
GetCueKeyword(type, line);
track.file = NULL;
bool error = true;
if (type == "BINARY") {
track.file = new BinaryFile(filename.c_str(), error);
}
if (error) {
delete track.file;
success = false;
}
}
else if (command == "PREGAP") success = GetCueFrame(currPregap, line);
else if (command == "CATALOG") success = GetCueString(mcn, line);
// ignored commands
else if (command == "CDTEXTFILE" || command == "FLAGS" || command == "ISRC"
|| command == "PERFORMER" || command == "POSTGAP" || command == "REM"
|| command == "SONGWRITER" || command == "TITLE" || command == "") success = true;
// failure
else success = false;
if (!success) return false;
}
// add last track
if (!AddTrack(track, shift, prestart, totalPregap, currPregap)) return false;
// add leadout track
track.number++;
track.track_number = 0xAA;
// track.attr = 0;//sync with load iso
track.attr = 0x16; /* Was 0x00 but I believe 0x16 is appropriate. */
// track.attr = last_attr | 0x02;
track.start = 0;
track.length = 0;
track.file = NULL;
if(!AddTrack(track, shift, 0, totalPregap, 0)) return false;
return true;
}
bool CDROM_Interface_Image::AddTrack(Track &curr, uint64_t &shift, uint64_t prestart, uint64_t &totalPregap, uint64_t currPregap)
{
// frames between index 0(prestart) and 1(curr.start) must be skipped
uint64_t skip;
if (prestart > 0) {
if (prestart > curr.start) return false;
skip = curr.start - prestart;
} else skip = 0;
// first track (track number must be 1)
if (tracks.empty()) {
if (curr.number != 1) return false;
curr.skip = skip * curr.sectorSize;
curr.start += currPregap;
totalPregap = currPregap;
tracks.push_back(curr);
return true;
}
Track &prev = *(tracks.end() - 1);
// current track consumes data from the same file as the previous
if (prev.file == curr.file) {
curr.start += shift;
prev.length = curr.start + totalPregap - prev.start - skip;
curr.skip += prev.skip + (prev.length * prev.sectorSize) + (skip * curr.sectorSize);
totalPregap += currPregap;
curr.start += totalPregap;
// current track uses a different file as the previous track
} else {
uint64_t tmp = prev.file->getLength() - ((uint64_t) prev.skip);
prev.length = tmp / ((uint64_t) prev.sectorSize);
if (tmp % prev.sectorSize != 0) prev.length++; // padding
curr.start += prev.start + prev.length + currPregap;
curr.skip = skip * curr.sectorSize;
shift += prev.start + prev.length;
totalPregap = currPregap;
}
// error checks
if (curr.number <= 1) return false;
if (prev.number + 1 != curr.number) return false;
if (curr.start < prev.start + prev.length) return false;
#if 0
/* curr.length is unsigned, so... --FvK */
if (curr.length < 0) return false;
#endif
tracks.push_back(curr);
return true;
}
bool CDROM_Interface_Image::HasDataTrack(void)
{
//Data track has attribute 0x14
for(track_it it = tracks.begin(); it != tracks.end(); it++) {
if ((*it).attr == DATA_TRACK) return true;
}
return false;
}
bool CDROM_Interface_Image::HasAudioTracks(void)
{
for(track_it it = tracks.begin(); it != tracks.end(); it++) {
if ((*it).attr == AUDIO_TRACK) return true;
}
return false;
}
bool CDROM_Interface_Image::GetRealFileName(string &filename, string &pathname)
{
// check if file exists
struct stat test;
if (stat(filename.c_str(), &test) == 0) return true;
// check if file with path relative to cue file exists
string tmpstr(pathname + "/" + filename);
if (stat(tmpstr.c_str(), &test) == 0) {
filename = tmpstr;
return true;
}
#if defined (_WIN32) || defined(OS2)
//Nothing
#else
//Consider the possibility that the filename has a windows directory seperator (inside the CUE file)
//which is common for some commercial rereleases of DOS games using DOSBox
string copy = filename;
size_t l = copy.size();
for (size_t i = 0; i < l;i++) {
if(copy[i] == '\\') copy[i] = '/';
}
if (stat(copy.c_str(), &test) == 0) {
filename = copy;
return true;
}
tmpstr = pathname + "/" + copy;
if (stat(tmpstr.c_str(), &test) == 0) {
filename = tmpstr;
return true;
}
#endif
return false;
}
bool CDROM_Interface_Image::GetCueKeyword(string &keyword, istream &in)
{
in >> keyword;
for(Bitu i = 0; i < keyword.size(); i++) keyword[i] = toupper(keyword[i]);
return true;
}
bool CDROM_Interface_Image::GetCueFrame(uint64_t &frames, istream &in)
{
string msf;
in >> msf;
int min, sec, fr;
bool success = sscanf(msf.c_str(), "%d:%d:%d", &min, &sec, &fr) == 3;
frames = MSF_TO_FRAMES(min, sec, fr);
return success;
}
bool CDROM_Interface_Image::GetCueString(string &str, istream &in)
{
int pos = (int)in.tellg();
in >> str;
if (str[0] == '\"') {
if (str[str.size() - 1] == '\"') {
str.assign(str, 1, str.size() - 2);
} else {
in.seekg(pos, ios::beg);
char buffer[MAX_FILENAME_LENGTH];
in.getline(buffer, MAX_FILENAME_LENGTH, '\"'); // skip
in.getline(buffer, MAX_FILENAME_LENGTH, '\"');
str = buffer;
}
}
return true;
}
void CDROM_Interface_Image::ClearTracks()
{
vector<Track>::iterator i = tracks.begin();
vector<Track>::iterator end = tracks.end();
TrackFile* last = NULL;
while(i != end) {
Track &curr = *i;
if (curr.file != last) {
delete curr.file;
last = curr.file;
}
i++;
}
tracks.clear();
}

177
src/cdrom/cdrom_dosbox.h.ok
View File

@@ -1,177 +0,0 @@
/*
* Copyright (C) 2002-2015 The DOSBox 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.
*/
/* Modified for use with PCem by bit */
#ifndef __CDROM_INTERFACE__
#define __CDROM_INTERFACE__
#include <string.h>
#include <string>
#include <iostream>
#include <vector>
#include <fstream>
#include <sstream>
#include <stdint.h>
typedef signed int Bits;
typedef unsigned int Bitu;
typedef int8_t Bit8s;
typedef uint8_t Bit8u;
typedef int16_t Bit16s;
typedef uint16_t Bit16u;
typedef int32_t Bit32s;
typedef uint32_t Bit32u;
typedef size_t PhysPt;
#define RAW_SECTOR_SIZE 2352
#define COOKED_SECTOR_SIZE 2048
#define DATA_TRACK 0x14
#define AUDIO_TRACK 0x10
#define CD_FPS 75
#define FRAMES_TO_MSF(f, M,S,F) { \
int value = f; \
*(F) = value%CD_FPS; \
value /= CD_FPS; \
*(S) = value%60; \
value /= 60; \
*(M) = value; \
}
#define MSF_TO_FRAMES(M, S, F) ((M)*60*CD_FPS+(S)*CD_FPS+(F))
typedef struct SMSF {
unsigned char min;
unsigned char sec;
unsigned char fr;
} TMSF;
typedef struct SCtrl {
Bit8u out[4]; // output channel
Bit8u vol[4]; // channel volume
} TCtrl;
extern int CDROM_GetMountType(char* path, int force);
class CDROM_Interface
{
public:
// CDROM_Interface (void);
virtual ~CDROM_Interface (void) {};
virtual bool SetDevice (char* path, int forceCD) = 0;
virtual bool GetUPC (unsigned char& attr, char* upc) = 0;
virtual bool GetAudioTracks (int& stTrack, int& end, TMSF& leadOut) = 0;
virtual bool GetAudioTrackInfo (int track, int& number, TMSF& start, unsigned char& attr) = 0;
virtual bool GetAudioTrackEndInfo (int track, int& number, TMSF& start, unsigned char& attr) = 0;
virtual bool GetAudioSub (int sector, unsigned char& attr, unsigned char& track, unsigned char& index, TMSF& relPos, TMSF& absPos) = 0;
virtual bool GetMediaTrayStatus (bool& mediaPresent, bool& mediaChanged, bool& trayOpen) = 0;
virtual bool ReadSectors (PhysPt buffer, bool raw, unsigned long sector, unsigned long num) = 0;
virtual bool LoadUnloadMedia (bool unload) = 0;
virtual void InitNewMedia (void) {};
};
class CDROM_Interface_Image : public CDROM_Interface
{
private:
class TrackFile {
public:
virtual bool read(Bit8u *buffer, uint64_t seek, uint64_t count) = 0;
virtual uint64_t getLength() = 0;
virtual ~TrackFile() { };
};
class BinaryFile : public TrackFile {
public:
BinaryFile(const char *filename, bool &error);
~BinaryFile();
bool read(Bit8u *buffer, uint64_t seek, uint64_t count);
uint64_t getLength();
private:
BinaryFile();
char fn[260];
FILE *file;
};
struct Track {
int number;
int track_number;
int attr;
int form;
uint64_t start;
uint64_t length;
uint64_t skip;
uint64_t sectorSize;
bool mode2;
TrackFile *file;
};
public:
CDROM_Interface_Image ();
virtual ~CDROM_Interface_Image (void);
void InitNewMedia (void);
bool SetDevice (char* path, int forceCD);
bool GetUPC (unsigned char& attr, char* upc);
bool GetAudioTracks (int& stTrack, int& end, TMSF& leadOut);
bool GetAudioTrackInfo (int track, int& number, TMSF& start, unsigned char& attr);
bool GetAudioTrackEndInfo (int track, int& number, TMSF& start, unsigned char& attr);
bool GetAudioSub (int sector, unsigned char& attr, unsigned char& track, unsigned char& index, TMSF& relPos, TMSF& absPos);
bool GetMediaTrayStatus (bool& mediaPresent, bool& mediaChanged, bool& trayOpen);
bool ReadSectors (PhysPt buffer, bool raw, unsigned long sector, unsigned long num);
bool LoadUnloadMedia (bool unload);
bool ReadSector (Bit8u *buffer, bool raw, unsigned long sector);
bool ReadSectorSub (Bit8u *buffer, unsigned long sector);
int GetSectorSize (unsigned long sector);
bool IsMode2 (unsigned long sector);
int GetMode2Form (unsigned long sector);
bool HasDataTrack (void);
bool HasAudioTracks (void);
int GetTrack (unsigned int sector);
private:
// player
static void CDAudioCallBack(Bitu len);
void ClearTracks();
bool LoadIsoFile(char *filename);
bool CanReadPVD(TrackFile *file, uint64_t sectorSize, bool mode2);
// cue sheet processing
bool LoadCueSheet(char *cuefile);
bool GetRealFileName(std::string& filename, std::string& pathname);
bool GetCueKeyword(std::string &keyword, std::istream &in);
bool GetCueFrame(uint64_t &frames, std::istream &in);
bool GetCueString(std::string &str, std::istream &in);
bool AddTrack(Track &curr, uint64_t &shift, uint64_t prestart, uint64_t &totalPregap, uint64_t currPregap);
std::vector<Track> tracks;
typedef std::vector<Track>::iterator track_it;
std::string mcn;
};
void cdrom_image_log(const char *format, ...);
#endif /* __CDROM_INTERFACE__ */