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cdrtools/cdda2wav/toc.c
Yezzi Hsueh 7c6bd698f9 Initial commit
2025-06-15 04:19:58 +08:00

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/* @(#)toc.c 1.104 17/07/19 Copyright 1998-2003,2017 Heiko Eissfeldt, Copyright 2004-2017 J. Schilling */
#include "config.h"
#ifndef lint
static UConst char sccsid[] =
"@(#)toc.c 1.104 17/07/19 Copyright 1998-2003,2017 Heiko Eissfeldt, Copyright 2004-2017 J. Schilling";
#endif
/*
* CDDA2WAV (C) Heiko Eissfeldt heiko@hexco.de
* Copyright (c) 2004-2017 J. Schilling, Heiko Eissfeldt
*
* The CDDB routines are compatible to cddbd (C) Ti Kan and Steve Scherf
*/
/*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* See the file CDDL.Schily.txt in this distribution for details.
* A copy of the CDDL is also available via the Internet at
* http://www.opensource.org/licenses/cddl1.txt
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file CDDL.Schily.txt from this distribution.
*/
#include "config.h"
#include <schily/stdio.h>
#include <schily/standard.h>
#include <schily/stdlib.h>
#include <schily/string.h>
#include <schily/utypes.h>
#include <schily/intcvt.h>
#include <schily/unistd.h> /* sleep */
#include <schily/ctype.h>
#include <schily/errno.h>
#include <schily/fcntl.h>
#include <schily/varargs.h>
#include <schily/nlsdefs.h>
#include <schily/hostname.h>
#include <schily/ioctl.h>
#include <schily/sha1.h>
#include <scg/scsitransp.h>
/* tcp stuff */
/* fix OS/2 compilation */
#ifdef __EMX__
#define gethostid nogethostid
#endif
#include <schily/socket.h>
#undef gethostid
#include <schily/in.h>
#include <schily/netdb.h>
#include "mytype.h"
#include "byteorder.h"
#include "interface.h"
#include "cdda2wav.h"
#include "global.h"
#include "base64.h"
#include "toc.h"
#include "exitcodes.h"
#include "ringbuff.h"
#include "version.h"
#include <schily/schily.h>
#define CD_TEXT
#define CD_EXTRA
#undef DEBUG_XTRA
#undef DEBUG_CDTEXT
#undef DEBUG_CDDBP
int have_CD_text;
int have_multisession;
int have_CD_extra;
int have_CDDB;
struct iterator;
int Get_Mins __PR((unsigned long p_track));
int Get_Secs __PR((unsigned long p_track));
int Get_Frames __PR((unsigned long p_track));
int Get_Flags __PR((unsigned long p_track));
int Get_SCMS __PR((unsigned long p_track));
LOCAL void UpdateTrackData __PR((int p_num));
LOCAL void UpdateIndexData __PR((int p_num));
LOCAL void UpdateTimeData __PR((int p_min, int p_sec, int p_frm));
LOCAL unsigned int is_multisession __PR((void));
LOCAL unsigned int get_end_of_last_audio_track __PR((unsigned mult_off));
LOCAL void check_hidden __PR((void));
LOCAL int cddb_sum __PR((int n));
LOCAL void dump_extra_info __PR((unsigned from));
LOCAL int GetIndexOfSector __PR((unsigned sec, unsigned track));
LOCAL int patch_cd_extra __PR((unsigned track, unsigned long sector));
LOCAL void patch_to_audio __PR((unsigned long p_track));
LOCAL int restrict_tracks_illleadout __PR((void));
LOCAL void Set_MCN __PR((unsigned char *MCN_arg));
LOCAL void Set_ISRC __PR((unsigned track,
const unsigned char *ISRC_arg));
LOCAL unsigned char g_track = 0xff; /* current track */
LOCAL unsigned char g_index = 0xff; /* current index */
LOCAL void InitIterator __PR((struct iterator *iter, unsigned long p_track));
/*
* Conversion function: from logical block addresses to minute,second,frame
*/
int
lba_2_msf(lba, m, s, f)
long lba;
int *m;
int *s;
int *f;
{
#ifdef __follow_redbook__
if (lba >= -150 && lba < 405000) { /* lba <= 404849 */
#else
if (lba >= -150) {
#endif
lba += 150;
} else if (lba >= -45150 && lba <= -151) {
lba += 450150;
} else
return (1);
*m = lba / 60 / 75;
lba -= (*m)*60*75;
*s = lba / 75;
lba -= (*s)*75;
*f = lba;
return (0);
}
/*
* print the track currently read
*/
LOCAL void
UpdateTrackData(p_num)
int p_num;
{
if (global.quiet == 0) {
fprintf(outfp, _("\ntrack: %.2d, "), p_num); fflush(outfp);
}
g_track = (unsigned char) p_num;
}
/*
* print the index currently read
*/
LOCAL void
UpdateIndexData(p_num)
int p_num;
{
if (global.quiet == 0) {
fprintf(outfp, _("index: %.2d\n"), p_num); fflush(outfp);
}
g_index = (unsigned char) p_num;
}
/*
* print the time of track currently read
*/
LOCAL void
UpdateTimeData(p_min, p_sec, p_frm)
int p_min;
int p_sec;
int p_frm;
{
if (global.quiet == 0) {
fprintf(outfp, _("time: %.2d:%.2d.%.2d\r"), p_min, p_sec, p_frm);
fflush(outfp);
}
}
void
AnalyzeQchannel(frame)
unsigned frame;
{
if (trackindex_disp != 0) {
subq_chnl *sub_ch;
sub_ch = ReadSubQ(get_scsi_p(), GET_POSITIONDATA, 0);
/*
* analyze sub Q-channel data
*/
if (sub_ch->track != g_track ||
sub_ch->index != g_index) {
UpdateTrackData(sub_ch->track);
UpdateIndexData(sub_ch->index);
}
}
frame += 150;
UpdateTimeData((unsigned char) (frame / (60*75)),
(unsigned char) ((frame % (60*75)) / 75),
(unsigned char) (frame % 75));
}
unsigned cdtracks = 0;
LOCAL int have_hiddenAudioTrack = 0;
int
no_disguised_audiotracks()
{
/*
* we can assume no audio tracks according to toc here.
* read a data sector from the first data track
*/
unsigned char p[3000];
int retval;
get_scsi_p()->silent++;
retval = 1 == ReadCdRomData(get_scsi_p(), p, Get_StartSector(1), 1);
get_scsi_p()->silent--;
if (retval == 0) {
int i;
errmsgno(EX_BAD,
_("Warning: wrong track types found: patching to audio...\n"));
for (i = 0; i < cdtracks; i++)
patch_to_audio(i);
}
return (retval);
}
#undef SIM_ILLLEADOUT
int
ReadToc()
{
int retval = (*doReadToc)(get_scsi_p());
#if defined SIM_ILLLEADOUT
extern TOC g_toc[MAXTRK+1]; /* hidden track + 100 regular tracks */
g_toc[cdtracks+1] = 20*75;
#endif
return (retval);
}
LOCAL int can_read_illleadout __PR((void));
LOCAL int
can_read_illleadout()
{
SCSI *scgp = get_scsi_p();
UINT4 buffer [CD_FRAMESIZE_RAW/4];
if (global.illleadout_cd == 0)
return (0);
scgp->silent++;
global.reads_illleadout =
ReadCdRom(scgp, buffer, Get_AudioStartSector(CDROM_LEADOUT), 1);
scgp->silent--;
return (global.reads_illleadout);
}
unsigned find_an_off_sector __PR((unsigned lSector,
unsigned SectorBurstVal));
unsigned
find_an_off_sector(lSector, SectorBurstVal)
unsigned lSector;
unsigned SectorBurstVal;
{
long track_of_start = Get_Track(lSector);
long track_of_end = Get_Track(lSector + SectorBurstVal -1);
long start = Get_AudioStartSector(track_of_start);
long end = Get_EndSector(track_of_end);
if (lSector - start > end - lSector + SectorBurstVal -1)
return (start);
else
return (end);
}
#ifdef CD_TEXT
#include "scsi_cmds.h"
#endif
int handle_cdtext __PR((void));
int
handle_cdtext()
{
#ifdef CD_TEXT
if (global.buf[0] == 0 && global.buf[1] == 0) {
have_CD_text = 0;
return (have_CD_text);
}
/*
* do a quick scan over all pack type indicators
*/
{
int i;
int count_fails = 0;
int len = ((global.buf[0] & 0xFF) << 8) | (global.buf[1] & 0xFF);
len += 2;
len = min(len, global.bufsize);
for (i = 0; i < len-4; i += 18) {
if ((global.buf[4+i] & 0xFF) < 0x80 ||
(global.buf[4+i] & 0xFF) > 0x8f) {
count_fails++;
}
}
have_CD_text = len > 4 && count_fails < 3;
}
#else
have_CD_text = 0;
#endif
return (have_CD_text);
}
#ifdef CD_TEXT
#include "cd_text.c"
#endif
#if defined CDROMMULTISESSION
LOCAL int tmp_fd;
#endif
#ifdef CD_EXTRA
#include "cd_extra.c"
#endif
LOCAL unsigned session_start;
/*
* A Cd-Extra is detected, if it is a multisession CD with
* only audio tracks in the first session and a data track
* in the last session.
*/
LOCAL unsigned
is_multisession()
{
unsigned mult_off;
#if defined CDROMMULTISESSION
/*
* FIXME: we would have to do a ioctl (CDROMMULTISESSION)
* for the cdrom device associated with the generic device
* not just AUX_DEVICE
*/
struct cdrom_multisession ms_str;
if (interface == GENERIC_SCSI)
tmp_fd = open(global.aux_name, O_RDONLY);
else
tmp_fd = global.cooked_fd;
if (tmp_fd != -1) {
int result;
ms_str.addr_format = CDROM_LBA;
result = ioctl(tmp_fd, CDROMMULTISESSION, &ms_str);
if (result == -1) {
if (global.verbose != 0)
errmsg(_("Multi session ioctl not supported.\n"));
} else {
#ifdef DEBUG_XTRA
fprintf(outfp,
_("current ioctl multisession_offset = %u\n"),
ms_str.addr.lba);
#endif
if (interface == GENERIC_SCSI)
close(tmp_fd);
if (ms_str.addr.lba > 0)
return (ms_str.addr.lba);
}
}
#endif
mult_off = 0;
if (LastAudioTrack() + 1 == FirstDataTrack()) {
mult_off = Get_StartSector(FirstDataTrack());
}
#ifdef DEBUG_XTRA
fprintf(outfp,
_("current guessed multisession_offset = %u\n"),
mult_off);
#endif
return (mult_off);
}
#define SESSIONSECTORS (152*75)
/*
* The solution is to read the Table of Contents of the first
* session only (if the drive permits that) and directly use
* the start of the leadout. If this is not supported, we subtract
* a constant of SESSIONSECTORS sectors (found heuristically).
*/
LOCAL unsigned
get_end_of_last_audio_track(mult_off)
unsigned mult_off;
{
unsigned retval;
/*
* Try to read the first session table of contents.
* This works for Sony and mmc type drives.
*/
if (ReadLastAudio && (retval = ReadLastAudio(get_scsi_p())) != 0) {
return (retval);
} else {
return (mult_off - SESSIONSECTORS);
}
}
LOCAL void dump_cdtext_info __PR((void));
#if defined CDDB_SUPPORT
LOCAL void emit_cddb_form __PR((char *fname_baseval));
#endif
#if defined CDINDEX_SUPPORT
LOCAL void emit_cdindex_form __PR((char *fname_baseval));
#endif
typedef struct TOC { /* structure of table of contents (cdrom) */
unsigned char reserved1;
unsigned char bFlags;
unsigned char bTrack;
unsigned char reserved2;
unsigned int dwStartSector;
int mins;
int secs;
int frms;
unsigned char ISRC[16];
int SCMS;
} TOC;
/*
* Flags contains two fields:
* bits 7-4 (ADR)
* : 0 no sub-q-channel information
* : 1 sub-q-channel contains current position
* : 2 sub-q-channel contains media catalog number
* : 3 sub-q-channel contains International Standard
* Recording Code ISRC
* : other values reserved
* bits 3-0 (Control) :
* bit 3 : when set indicates there are 4 audio channels else 2 channels
* bit 2 : when set indicates this is a data track else an audio track
* bit 1 : when set indicates digital copy is permitted else prohibited
* bit 0 : when set indicates pre-emphasis is present else not present
*/
#define GETFLAGS(x) ((x)->bFlags)
#define GETTRACK(x) ((x)->bTrack)
#define GETSTART(x) ((x)->dwStartSector)
#define GETMINS(x) ((x)->mins)
#define GETSECS(x) ((x)->secs)
#define GETFRAMES(x) ((x)->frms)
#define GETISRC(x) ((x)->ISRC)
#define IS__PREEMPHASIZED(p) ((GETFLAGS(p) & 0x10) != 0)
#define IS__INCREMENTAL(p) ((GETFLAGS(p) & 0x10) != 0)
#define IS__COPYRESTRICTED(p) (!(GETFLAGS(p) & 0x20) != 0)
#define IS__COPYRIGHTED(p) (!(GETFLAGS(p) & 0x20) != 0)
#define IS__DATA(p) ((GETFLAGS(p) & 0x40) != 0)
#define IS__AUDIO(p) (!(GETFLAGS(p) & 0x40) != 0)
#define IS__QUADRO(p) ((GETFLAGS(p) & 0x80) != 0)
/*
* Iterator interface inspired from Java
*/
struct iterator {
int index;
int startindex;
void (*reset) __PR((struct iterator *this));
struct TOC *(*getNextTrack) __PR((struct iterator *this));
int (*hasNextTrack) __PR((struct iterator *this));
};
/*
* The Table of Contents needs to be corrected if we
* have a CD-Extra. In this case all audio tracks are
* followed by a data track (in the second session).
* Unlike for single session CDs the end of the last audio
* track cannot be set to the start of the following
* track, since the lead-out and lead-in would then
* errenously be part of the audio track. This would
* lead to read errors when trying to read into the
* lead-out area.
* So the length of the last track in case of Cd-Extra
* has to be fixed.
*/
unsigned
FixupTOC(no_tracks)
unsigned no_tracks;
{
unsigned mult_off;
unsigned offset = 0;
int j = -1;
unsigned real_end = 2000000;
/*
* get the multisession offset in sectors
*/
mult_off = is_multisession();
/*
* if the first track address had been the victim of an underflow,
* set it to zero.
*/
if (Get_StartSector(1) > Get_StartSector(LastTrack())) {
errmsgno(EX_BAD,
_("Warning: first track has negative start sector! Setting to zero.\n"));
toc_entry(1, Get_Flags(1), Get_Tracknumber(1),
Get_ISRC(1), 0, 0, 2, 0);
}
#ifdef DEBUG_XTRA
fprintf(outfp, "current multisession_offset = %u\n", mult_off);
#endif
dump_cdtext_info();
if (mult_off > 100) { /* the offset has to have a minimum size */
/*
* believe the multisession offset :-)
* adjust end of last audio track to be in the first session
*/
real_end = get_end_of_last_audio_track(mult_off);
#ifdef DEBUG_XTRA
fprintf(outfp, "current end = %u\n", real_end);
#endif
j = FirstDataTrack();
if (LastAudioTrack() + 1 == j) {
long sj = Get_StartSector(j);
if (sj > (long)real_end) {
session_start = mult_off;
have_multisession = sj;
#ifdef CD_EXTRA
offset = Read_CD_Extra_Info(sj);
if (offset != 0) {
have_CD_extra = sj;
dump_extra_info(offset);
}
#endif
}
}
}
if (global.cddbp) {
#if defined USE_REMOTE
if (global.disctitle == NULL) {
have_CDDB = !request_titles();
}
#else
errmsgno(EX_BAD,
_("Cannot lookup titles: no cddbp support included!\n"));
#endif
}
#if defined CDINDEX_SUPPORT || defined CDDB_SUPPORT
if (have_CD_text || have_CD_extra || have_CDDB) {
unsigned long count_audio_tracks = 0;
struct iterator i;
InitIterator(&i, 1);
while (i.hasNextTrack(&i)) {
struct TOC *p = i.getNextTrack(&i);
if (IS__AUDIO(p))
count_audio_tracks++;
}
if (count_audio_tracks > 0 && global.no_cddbfile == 0) {
#if defined CDINDEX_SUPPORT
emit_cdindex_form(global.fname_base);
#endif
#if defined CDDB_SUPPORT
emit_cddb_form(global.fname_base);
#endif
}
}
#endif
if (have_multisession) {
/*
* set start of track to beginning of lead-out
*/
patch_cd_extra(j, real_end);
#if defined CD_EXTRA && defined DEBUG_XTRA
fprintf(outfp,
"setting end of session (track %d) to %u\n",
j, real_end);
#endif
}
check_hidden();
return (offset);
}
LOCAL void
check_hidden()
{
long sect;
if (!global.no_hidden_track &&
(sect = Get_AudioStartSector(FirstAudioTrack())) > 0) {
myringbuff *p = RB_BASE; /* Not yet initialized */
int i;
int n;
BOOL isdata = TRUE;
get_scsi_p()->silent++;
/*
* switch cdrom to data mode
*/
EnableCdda(get_scsi_p(), 0, 0);
i = ReadCdRomData(get_scsi_p(), (Uchar *)p->data, 0, 1);
if (i != 1) {
have_hiddenAudioTrack = 1;
isdata = FALSE;
}
if (global.quiet == 0) {
fprintf(outfp,
_("%ld sectors of %sdata before track #%ld"),
sect, !isdata ? _("audio "):"", FirstAudioTrack());
}
/*
* switch cdrom to audio mode
*/
EnableCdda(get_scsi_p(), 1, CD_FRAMESIZE_RAW);
i = ReadCdRom(get_scsi_p(), p->data, 0, 1);
if (isdata && i != 1) {
if (global.quiet == 0) {
fprintf(outfp,
_(", ignoring.\n"));
}
} else if (i != 1) {
if (global.quiet == 0) {
fprintf(outfp,
_(", unreadable by this drive.\n"));
}
have_hiddenAudioTrack = 0;
} else {
for (n = 0; n < sect; n += global.nsectors) {
int o;
fillbytes(p->data, CD_FRAMESIZE_RAW, '\0');
i = ReadCdRom(get_scsi_p(), p->data, n, global.nsectors);
if (i != global.nsectors)
break;
if ((o = cmpnullbytes(p->data, global.nsectors * CD_FRAMESIZE_RAW)) <
global.nsectors * CD_FRAMESIZE_RAW) {
if (global.quiet == 0) {
fprintf(outfp,
_(", audible data at sector %d.\n"),
n + o / CD_FRAMESIZE_RAW);
}
break;
}
}
if (n >= sect) {
have_hiddenAudioTrack = 0;
if (global.quiet == 0)
fprintf(outfp, "\n");
} else {
if (global.quiet == 0)
fprintf(outfp,
_("Hidden audio track with %ld sectors found.\n"), sect);
}
}
get_scsi_p()->silent--;
}
}
LOCAL int
cddb_sum(n)
int n;
{
int ret;
for (ret = 0; n > 0; n /= 10) {
ret += (n % 10);
}
return (ret);
}
void
calc_cddb_id()
{
UINT4 i;
UINT4 t = 0;
UINT4 n = 0;
for (i = 1; i <= cdtracks; i++) {
n += cddb_sum(Get_StartSector(i)/75 + 2);
}
t = Get_StartSector(i)/75 - Get_StartSector(1)/75;
global.cddb_id = (n % 0xff) << 24 | (t << 8) | cdtracks;
}
#undef TESTCDINDEX
#ifdef TESTCDINDEX
void
TestGenerateId()
{
SHA1_CTX sha;
unsigned char digest[20], *base64;
unsigned long size;
SHA1Init(&sha);
SHA1Update(&sha, (unsigned char *)"0123456789", 10);
SHA1Final(digest, &sha);
base64 = rfc822_binary((char *)digest, 20, &size);
if (strncmp((char *) base64, "h6zsF82dzSCnFsws9nQXtxyKcBY-", size)) {
free(base64);
fprintf(outfp,
"The SHA-1 hash function failed to properly generate the\n");
fprintf(outfp, "test key.\n");
exit(INTERNAL_ERROR);
}
free(base64);
}
#endif
void
calc_cdindex_id()
{
SHA1_CTX sha;
unsigned char digest[20], *base64;
unsigned long size;
unsigned i;
char temp[9];
#ifdef TESTCDINDEX
extern TOC g_toc[MAXTRK+1]; /* hidden track + 100 regular tracks */
TestGenerateId();
g_toc[1].bTrack = 1;
cdtracks = 15;
g_toc[cdtracks].bTrack = 15;
i = 1;
g_toc[i++].dwStartSector = 0U;
g_toc[i++].dwStartSector = 18641U;
g_toc[i++].dwStartSector = 34667U;
g_toc[i++].dwStartSector = 56350U;
g_toc[i++].dwStartSector = 77006U;
g_toc[i++].dwStartSector = 106094U;
g_toc[i++].dwStartSector = 125729U;
g_toc[i++].dwStartSector = 149785U;
g_toc[i++].dwStartSector = 168885U;
g_toc[i++].dwStartSector = 185910U;
g_toc[i++].dwStartSector = 205829U;
g_toc[i++].dwStartSector = 230142U;
g_toc[i++].dwStartSector = 246659U;
g_toc[i++].dwStartSector = 265614U;
g_toc[i++].dwStartSector = 289479U;
g_toc[i++].dwStartSector = 325732U;
#endif
SHA1Init(&sha);
sprintf(temp, "%02X", Get_Tracknumber(1));
SHA1Update(&sha, (unsigned char *)temp, 2);
sprintf(temp, "%02X", Get_Tracknumber(cdtracks));
SHA1Update(&sha, (unsigned char *)temp, 2);
/* the position of the leadout comes first. */
sprintf(temp, "%08lX", 150 + Get_StartSector(CDROM_LEADOUT));
SHA1Update(&sha, (unsigned char *)temp, 8);
/* now 99 tracks follow with their positions. */
for (i = 1; i <= cdtracks; i++) {
sprintf(temp, "%08lX", 150+Get_StartSector(i));
SHA1Update(&sha, (unsigned char *)temp, 8);
}
for (i++; i <= 100; i++) {
SHA1Update(&sha, (unsigned char *)"00000000", 8);
}
SHA1Final(digest, &sha);
base64 = rfc822_binary((char *)digest, 20, &size);
global.cdindex_id = base64;
}
#if defined CDDB_SUPPORT
#ifdef PROTOTYPES
LOCAL void
escape_and_split(FILE *channel, const char *args, ...)
#else
/*VARARGS3*/
LOCAL void
escape_and_split(channel, args, va_alist)
FILE *channel;
const char *args;
va_dcl
#endif
{
va_list marker;
int prefixlen;
int len;
char *q;
#ifdef PROTOTYPES
va_start(marker, args);
#else
va_start(marker);
#endif
prefixlen = strlen(args);
len = prefixlen;
fputs(args, channel);
q = va_arg(marker, char *);
while (*q != '\0') {
while (*q != '\0') {
len += 2;
if (*q == '\\')
fputs("\\\\", channel);
else if (*q == '\t')
fputs("\\t", channel);
else if (*q == '\n')
fputs("\\n", channel);
else {
fputc(*q, channel);
len--;
}
if (len > 78) {
fputc('\n', channel);
fputs(args, channel);
len = prefixlen;
}
q++;
}
q = va_arg(marker, char *);
}
fputc('\n', channel);
va_end(marker);
}
LOCAL void
emit_cddb_form(fname_baseval)
char *fname_baseval;
{
struct iterator i;
unsigned first_audio;
FILE *cddb_form;
char fname[200];
char *pp;
if (fname_baseval == NULL || fname_baseval[0] == 0)
return;
if (strcmp(fname_baseval, "standard_output") == 0)
return;
InitIterator(&i, 1);
strncpy(fname, fname_baseval, sizeof (fname) -1);
fname[sizeof (fname) -1] = 0;
pp = strrchr(fname, '.');
if (pp == NULL) {
pp = fname + strlen(fname);
}
strncpy(pp, ".cddb", sizeof (fname) - 1 - (pp - fname));
cddb_form = fopen(fname, "w");
if (cddb_form == NULL)
return;
first_audio = FirstAudioTrack();
fprintf(cddb_form, "# xmcd\n#\n");
fprintf(cddb_form, "# Track frame offsets:\n#\n");
while (i.hasNextTrack(&i)) {
struct TOC *p = i.getNextTrack(&i);
if (GETTRACK(p) == CDROM_LEADOUT)
break;
fprintf(cddb_form, "# %lu\n",
150 + Get_AudioStartSector(GETTRACK(p)));
}
fprintf(cddb_form, "#\n# Disc length: %lu seconds\n#\n",
(150 + Get_StartSector(CDROM_LEADOUT)) / 75);
fprintf(cddb_form, "# Revision: %u\n", global.cddb_revision);
fprintf(cddb_form, "# Submitted via: cdda2wav ");
fprintf(cddb_form, VERSION);
fprintf(cddb_form, VERSION_OS);
fprintf(cddb_form, "\n");
fprintf(cddb_form, "DISCID=%08lx\n", (unsigned long)global.cddb_id);
if (global.disctitle == NULL && global.performer == NULL) {
fprintf(cddb_form, "DTITLE=\n");
} else {
if (global.performer == NULL) {
escape_and_split(cddb_form, "DTITLE=",
global.disctitle, "");
} else if (global.disctitle == NULL) {
escape_and_split(cddb_form, "DTITLE=",
global.performer, "");
} else {
escape_and_split(cddb_form, "DTITLE=",
global.performer, " / ",
global.disctitle, "");
}
}
if (global.cddb_year != 0)
fprintf(cddb_form, "DYEAR=%4u\n", global.cddb_year);
else
fprintf(cddb_form, "DYEAR=\n");
fprintf(cddb_form, "DGENRE=%s\n", global.cddb_genre);
InitIterator(&i, 1);
while (i.hasNextTrack(&i)) {
struct TOC *p = i.getNextTrack(&i);
int ii;
ii = GETTRACK(p);
if (ii == CDROM_LEADOUT)
break;
if (global.tracktitle[ii] != NULL) {
char prefix[10];
sprintf(prefix, "TTITLE%d=", ii-1);
escape_and_split(cddb_form, prefix,
global.tracktitle[ii], "");
} else {
fprintf(cddb_form, "TTITLE%d=\n", ii-1);
}
}
if (global.copyright_message == NULL) {
fprintf(cddb_form, "EXTD=\n");
} else {
escape_and_split(cddb_form, "EXTD=", "Copyright ",
global.copyright_message, "");
}
InitIterator(&i, 1);
while (i.hasNextTrack(&i)) {
struct TOC *p = i.getNextTrack(&i);
int ii;
ii = GETTRACK(p);
if (ii == CDROM_LEADOUT)
break;
fprintf(cddb_form, "EXTT%d=\n", ii-1);
}
fprintf(cddb_form, "PLAYORDER=\n");
fclose(cddb_form);
}
#if defined USE_REMOTE
#include <schily/pwd.h>
LOCAL int readn __PR((register int fd, register char *ptr,
register int nbytes));
LOCAL int writen __PR((register int fd, register char *ptr,
register int nbytes));
LOCAL int
readn(fd, ptr, nbytes)
register int fd;
register char *ptr;
register int nbytes;
{
int nread;
nread = _niread(fd, ptr, nbytes);
#ifdef DEBUG_CDDBP
if (nread > 0) {
fprintf(outfp, "READ :(%d)", nread);
write(2, ptr, nread);
}
#endif
if (nread < 0) {
errmsg(_("Socket read error: fd=%d, ptr=%p, nbytes=%d.\n"),
fd, ptr, nbytes);
ptr[0] = '\0';
}
return (nread);
}
LOCAL int
writen(fd, ptr, nbytes)
register int fd;
register char *ptr;
register int nbytes;
{
int nwritten;
nwritten = _nixwrite(fd, ptr, nbytes);
#ifdef DEBUG_CDDBP
if (nwritten <= 0)
fprintf(outfp, "WRITE:%s\n", ptr);
#endif
if (nwritten < 0) {
errmsg(_("Socket write error: fd=%d, ptr=%p, nbytes=%d.\n"),
fd, ptr, nbytes);
}
return (nwritten);
}
#define SOCKBUFF 2048
LOCAL int process_cddb_titles __PR((int sock_fd, char *inbuff,
int readbytes));
LOCAL int
process_cddb_titles(sock_fd, inbuff, readbytes)
int sock_fd;
char *inbuff;
int readbytes;
{
int finished = 0;
char *p = inbuff;
int ind = 0;
char **target = (char **)&global.performer;
do {
while (readbytes > 0) {
/*
* do we have a complete line in the buffer?
*/
p = (char *)memchr(inbuff+ind, '\n', readbytes);
if (p == NULL)
break;
/*
* look for the terminator first
*/
if (strncmp(".\r\n", inbuff+ind, 3) == 0) {
finished = 1;
break;
}
/*
* kill carriage return
*/
if (p > inbuff+ind && *(p-1) == '\r') {
*(p-1) = '\0';
}
/*
* kill line feed
*/
*p = '\0';
/*
* handle escaped characters
*/
{
char *q = inbuff+ind;
while (*q) {
if (*q++ == '\\' && *q != '\0') {
if (*q == '\\') {
readbytes--;
p--;
memmove(q, q+1, readbytes - (q-inbuff-ind));
} else if (*q == 'n') {
*(q-1) = '\n';
readbytes--;
p--;
memmove(q, q+1, readbytes - (q-inbuff-ind));
} else if (*q == 't') {
*(q-1) = '\t';
readbytes--;
p--;
memmove(q, q+1, readbytes - (q-inbuff-ind));
}
}
}
}
/*
* handle multi line entries concatenate fields
*
* TODO if the delimiter is split into two lines,
* it is not recognized.
*/
if (strncmp(inbuff+ind, "DTITLE=", 7) == 0) {
char *res = strstr(inbuff+ind+7, " / ");
int clen;
char *q;
if (res == NULL) {
/*
* no limiter found yet
* copy until the end
*/
q = p;
} else {
/*
* limiter found
* copy until the limiter
*/
q = res;
*q = '\0';
}
clen = q - (inbuff+ind+7);
if (*target == NULL) {
*target = malloc(clen+1);
if (*target != NULL)
**target = '\0';
} else {
*target = realloc(*target,
strlen(*target) + clen + 1);
}
if (*target != NULL) {
strcat((char *)*target, inbuff+ind+7);
}
/*
* handle part after the delimiter, if present
*/
if (res != NULL) {
target = (char **)&global.disctitle;
/*
* skip the delimiter
*/
q += 3;
clen = p - q;
if (*target == NULL) {
*target = malloc(clen+1);
if (*target != NULL)
**target = '\0';
}
if (*target != NULL) {
strcat((char *)*target, q);
}
}
} else if (strncmp(inbuff+ind, "TTITLE", 6) == 0) {
char *q = (char *)memchr(inbuff+ind, '=', readbytes);
unsigned tno;
if (q != NULL) {
*q = '\0';
tno = (unsigned)atoi(inbuff+ind+6);
tno++;
if (tno < 100) {
if (global.tracktitle[tno] == NULL) {
global.tracktitle[tno] = malloc(p - q + 1);
if (global.tracktitle[tno] != NULL)
*(global.tracktitle[tno]) = '\0';
} else {
global.tracktitle[tno] =
realloc(global.tracktitle[tno],
strlen((char *)global.tracktitle[tno]) +
p - q + 1);
}
if (global.tracktitle[tno] != NULL) {
strcat((char *)global.tracktitle[tno], q+1);
}
}
}
} else if (strncmp(inbuff+ind, "DYEAR", 5) == 0) {
char *q = (char *)memchr(inbuff+ind, '=', readbytes);
if (q++ != NULL) {
sscanf(q, "%d", &global.cddb_year);
}
} else if (strncmp(inbuff+ind, "DGENRE", 6) == 0) {
char *q = (char *)memchr(inbuff+ind, '=', readbytes);
if (q++ != NULL) {
/*
* patch from Joe Nuzman, thanks
* might have significant whitespace
*/
strncpy(global.cddb_genre, q, sizeof (global.cddb_genre)-1);
/*
* always have a terminator
*/
global.cddb_genre[sizeof (global.cddb_genre)-1] = '\0';
}
} else if (strncmp(inbuff+ind, "# Revision: ", 12) == 0) {
char *q = inbuff+ind+11;
sscanf(q, "%d", &global.cddb_revision);
global.cddb_revision++;
}
readbytes -= (p - inbuff -ind) + 1;
ind = (p - inbuff) + 1;
}
if (!finished) {
int newbytes;
memmove(inbuff, inbuff+ind, readbytes);
newbytes = readn(sock_fd, inbuff+readbytes, SOCKBUFF-readbytes);
if (newbytes <= 0)
break;
readbytes += newbytes;
ind = 0;
}
} while (!(finished || readbytes == 0));
return (finished);
}
LOCAL int handle_userchoice __PR((char *p, unsigned size));
LOCAL int
handle_userchoice(p, size)
char *p;
unsigned size;
{
unsigned nr = 0;
unsigned user_choice;
int i;
char *q;
char *o;
/*
* count lines.
*/
q = p;
while ((q = (char *)memchr(q, '\n', size - (q-p))) != NULL) {
nr++;
q++;
}
if (nr > 1)
nr--;
/*
* handle escaped characters
*/
{
char *r = p;
while (*r) {
if (*r++ == '\\' && *r != '\0') {
if (*r == '\\') {
size--;
memmove(r, r+1, size - (r-p));
} else if (*r == 'n') {
*(r-1) = '\n';
size--;
memmove(r, r+1, size - (r-p));
} else if (*r == 't') {
*(r-1) = '\t';
size--;
memmove(r, r+1, size - (r-p));
}
}
}
}
/*
* list entries.
*/
q = p;
fprintf(outfp, _("%u entries found:\n"), nr);
for (q = (char *)memchr(q, '\n', size - (q-p)), o = p, i = 0;
i < nr; i++) {
*q = '\0';
fprintf(outfp, "%02u: %s\n", i, o);
o = q+1;
q = (char *)memchr(q, '\n', size - (q-p));
}
fprintf(outfp, _("%02u: ignore\n"), i);
/*
* get user response.
* Some OS seem to misshandle stderr and make it buffered, so we
* call fflush(outfp) here.
*/
do {
fprintf(outfp, _("please choose one (0-%u): "), nr);
fflush(outfp);
if (scanf("%u", &user_choice) != 1)
user_choice = nr;
} while (user_choice > nr);
if (user_choice == nr)
return (-1);
/*
* skip to choice.
*/
q = p;
for (i = 0; i <= (int)user_choice - 1; i++) {
q = (char *)memchr(q, '\0', size - (q-p)) + 1;
}
return (q-p);
}
/*
* request disc and track titles from a cddbp server.
*
* return values:
* 0 titles have been found exactly (success)
* -1 some communication error happened.
* 1 titles have not been found.
* 2 multiple fuzzy matches have been found.
*/
EXPORT int
request_titles()
{
int retval = 0;
int sock_fd;
struct sockaddr_in sa;
struct hostent *he;
struct servent *se;
struct passwd *pw = getpwuid(getuid());
char hostname[MAXHOSTNAMELEN+1];
char inbuff[SOCKBUFF];
char outbuff[SOCKBUFF];
int i;
char category[64];
unsigned cat_offset;
unsigned disc_id;
ssize_t readbytes;
sock_fd = socket(AF_INET, SOCK_STREAM, 0);
if (sock_fd < 0) {
errmsg(_("Cddb socket failed.\n"));
retval = -1;
goto errout;
}
/*
* TODO fallbacks
* freedb.freedb.org
* de.freedb.org
* at.freedb.org
*/
if (global.cddbp_server != NULL)
he = gethostbyname(global.cddbp_server);
else
he = gethostbyname(CDDBHOST /*"freedb.freedb.org"*/);
/*
* save result data IMMEDIATELY!!
*/
memset(&sa, 0, sizeof (struct sockaddr_in));
if (he != NULL) {
sa.sin_family = he->h_addrtype; /* AF_INET; */
sa.sin_addr.s_addr = ((struct in_addr *)((he->h_addr_list)[0]))->s_addr;
} else {
errmsg(_("Cddb cannot resolve freedb host.\n"));
sa.sin_family = AF_INET;
sa.sin_addr.s_addr = htonl(UINT_C(0x526256aa)); /* freedb.freedb.de */
}
se = NULL;
if (global.cddbp_port != NULL) {
sa.sin_port = htons(atoi(global.cddbp_port));
} else {
se = getservbyname("cddbp-alt", "tcp");
if (se == NULL) {
if (global.cddbp_port == NULL) {
se = getservbyname("cddbp", "tcp");
}
}
if (se != NULL) {
sa.sin_port = se->s_port;
} else {
#if 0
errmsg("Cddb cannot resolve cddbp or cddbp-alt port.\n");
#endif
sa.sin_port = htons(CDDBPORT /*8880*/);
}
}
/* TODO timeout */
if (0 > connect(sock_fd, (struct sockaddr *)&sa,
sizeof (struct sockaddr_in))) {
errmsg(_("Cddb connect failed.\n"));
retval = -1;
goto errout;
}
/*
* read banner
*/
readbytes = readn(sock_fd, inbuff, sizeof (inbuff));
if (readbytes < 0) {
retval = -1;
goto errout;
}
if (strncmp(inbuff, "200 ", 4) && strncmp(inbuff, "201 ", 4)) {
errmsgno(EX_BAD,
_("Bad status from freedb server during sign-on banner: %s.\n"), inbuff);
retval = -1;
goto errout;
}
/*
* say hello
*/
hostname[0] = '\0';
if (0 > gethostname(hostname, sizeof (hostname)))
strcpy(hostname, "unknown_host");
hostname[sizeof (hostname)-1] = '\0';
writen(sock_fd, "cddb hello ", 11);
if (pw != NULL) {
BOOL space_err = FALSE;
BOOL ascii_err = FALSE;
/*
* change spaces to underscores
*/
char *q = pw->pw_name;
while (*q != '\0') {
if (*q == ' ') {
if (!space_err) {
space_err = TRUE;
errmsgno(EX_BAD,
_("Warning: Space in user name '%s'.\n"),
pw->pw_name);
}
*q = '_';
}
if (*q < ' ' || *q > '~') {
if (!ascii_err) {
ascii_err = TRUE;
errmsgno(EX_BAD,
_("Warning: Nonascii character in user name '%s'.\n"),
pw->pw_name);
}
*q = '_';
}
q++;
}
writen(sock_fd, pw->pw_name, strlen(pw->pw_name));
} else {
writen(sock_fd, "unknown", 7);
}
writen(sock_fd, " ", 1);
/* change spaces to underscores */
{
char *q = hostname;
BOOL space_err = FALSE;
BOOL ascii_err = FALSE;
while (*q != '\0') {
if (*q == ' ') {
if (!space_err) {
space_err = TRUE;
errmsgno(EX_BAD,
_("Warning: Space in hostname '%s'.\n"),
hostname);
}
*q = '_';
}
if (*q < ' ' || *q > '~') {
if (!ascii_err) {
ascii_err = TRUE;
errmsgno(EX_BAD,
_("Warning: Nonascii character in hostname '%s'.\n"),
hostname);
}
*q = '_';
}
q++;
}
}
writen(sock_fd, hostname, strlen(hostname));
writen(sock_fd, " cdda2wav ", 10);
writen(sock_fd, VERSION, strlen(VERSION));
writen(sock_fd, VERSION_OS, strlen(VERSION_OS));
writen(sock_fd, "\n", 1);
readbytes = readn(sock_fd, inbuff, sizeof (inbuff));
if (readbytes < 0) {
retval = -1;
goto signoff;
}
if (strncmp(inbuff, "200 ", 4)) {
inbuff[readbytes] = '\0';
errmsgno(EX_BAD,
_("Bad status from freedb server during hello: %s.\n"), inbuff);
retval = -1;
goto signoff;
}
/*
* enable new protocol variant. Weird command here, no cddb prefix ?!?!
*/
writen(sock_fd, "proto\n", 6);
readbytes = readn(sock_fd, inbuff, sizeof (inbuff));
if (readbytes < 0) {
retval = -1;
goto signoff;
}
/*
* check for errors and maximum supported protocol level
*/
if (strncmp(inbuff, "201 ", 4) > 0) {
inbuff[readbytes] = '\0';
errmsgno(EX_BAD,
_("Bad status from freedb server during proto command: %s.\n"),
inbuff);
retval = -1;
goto signoff;
}
/*
* check the supported protocol level
*/
if (!memcmp(inbuff, "200 CDDB protocol level: current 1, supported ",
46)) {
char *q = strstr(inbuff, " supported ");
unsigned pr_level;
if (q != NULL) {
q += 11;
sscanf(q, "%u\n", &pr_level);
if (pr_level > 1) {
if (pr_level > 5)
pr_level = 5;
sprintf(inbuff, "proto %1u\n", pr_level);
writen(sock_fd, inbuff, 8);
readbytes = readn(sock_fd, inbuff,
sizeof (inbuff));
if (readbytes < 0) {
retval = -1;
goto signoff;
}
/*
* check for errors and maximum supported
* protocol level
*/
if (strncmp(inbuff, "201 ", 4) > 0) {
inbuff[readbytes] = '\0';
errmsgno(EX_BAD,
_("Bad status from freedb server during proto x: %s.\n"),
inbuff);
retval = -1;
goto signoff;
}
}
}
}
/*
* format query string
*/
/*
* query
*/
#define CDDPB_INCLUDING_DATATRACKS
#ifdef CDDPB_INCLUDING_DATATRACKS
sprintf(outbuff, "cddb query %08lx %ld ",
(unsigned long)global.cddb_id, LastTrack() - FirstTrack() + 1);
/*
* first all leading datatracks
*/
{
int j = FirstAudioTrack();
if (j < 0)
j = LastTrack() +1;
for (i = FirstTrack(); i < j; i++) {
sprintf(outbuff + strlen(outbuff), "%ld ",
150 + Get_StartSector(i));
}
}
#else
sprintf(outbuff, "cddb query %08lx %ld ",
global.cddb_id,
LastAudioTrack() - FirstAudioTrack() + 1);
#endif
/*
* all audio tracks
*/
for (i = FirstAudioTrack(); i != -1 && i <= LastAudioTrack(); i++) {
sprintf(outbuff + strlen(outbuff), "%ld ",
150 + Get_AudioStartSector(i));
}
#ifdef CDDPB_INCLUDING_DATATRACKS
/*
* now all trailing datatracks
*/
for (; i != -1 && i <= LastTrack(); i++) {
sprintf(outbuff + strlen(outbuff), "%ld ",
150 + Get_StartSector(i));
}
sprintf(outbuff + strlen(outbuff), "%lu\n",
(150 + Get_StartSector(CDROM_LEADOUT)) / 75);
#else
sprintf(outbuff + strlen(outbuff), "%lu\n",
(150 + Get_LastSectorOnCd(FirstAudioTrack())) / 75);
#endif
/* strcpy(outbuff, */
/* "cddb query 9709210c 12 150 12010 33557 50765 65380 81467 93235 109115 124135 137732 152575 166742 2339\n"); */
/* strcpy(outbuff, "cddb query 03015501 1 296 344\n"); */
/*
* The next line is a CD with Tracktitle= 'Au fond d'un r<>ve dor<6F>'
*/
/* sprintf(outbuff, "cddb query %s\n", "35069e05 5 150 12471 25528 35331 56166 1696");*/
writen(sock_fd, outbuff, strlen(outbuff));
readbytes = readn(sock_fd, inbuff, sizeof (inbuff));
if (readbytes < 0) {
retval = -1;
goto signoff;
}
inbuff[readbytes] = '\0';
cat_offset = 4;
if (strncmp(inbuff, "210 ", 4) == 0 ||
strncmp(inbuff, "211 ", 4) == 0) {
/*
* Check if there are really multiple entries.
*/
char *p = (char *)memchr(inbuff, '\n', readbytes-1);
if (p != NULL)
cat_offset = p+1 - inbuff;
/*
* first entry
*/
if (p)
p = (char *)memchr(p+1, '\n', inbuff+readbytes - p);
/*
* second entry
*/
if (p)
p = (char *)memchr(p+1, '\n', inbuff+readbytes - p);
/*
* .
*/
if (p)
p = (char *)memchr(p+1, '\n', inbuff+readbytes - p);
if (p) {
/* multiple entries */
switch (global.cddbp) {
case 2: /* take the first entry */
break;
case 1: /* ask user */
if (!global.gui) {
int userret = handle_userchoice(inbuff+cat_offset, readbytes - cat_offset);
if (userret == -1) {
/*
* ignore any selection
*/
retval = -1;
goto signoff;
}
cat_offset += userret;
}
break;
default:
errmsgno(EX_BAD,
_("Multiple entries found: %s.\n"), inbuff);
retval = 2;
goto signoff;
}
}
} else if (strncmp(inbuff, "200 ", 4)) {
if (strncmp(inbuff, "202 ", 4) == 0) {
errmsgno(EX_BAD, _("No cddb entry found: %s.\n"), inbuff);
retval = 1;
} else {
errmsgno(EX_BAD,
_("Bad status from freedb server during query: %s.\n%s"),
inbuff, outbuff);
retval = -1;
}
goto signoff;
}
sscanf(inbuff + cat_offset, "%s %x", category, &disc_id);
/*
* read
*/
sprintf(inbuff, "cddb read %s %08x\n", category, disc_id);
/*
* The next line is a CD with Tracktitle= 'Au fond d'un r<>ve dor<6F>'
*/
/* sprintf(inbuff, "cddb read %s %08x\n", category, 0x35069e05);*/
writen(sock_fd, inbuff, strlen(inbuff));
/*
* read status and first buffer size.
*/
readbytes = readn(sock_fd, inbuff, sizeof (inbuff));
if (readbytes < 0) {
retval = -1;
goto signoff;
}
if (strncmp(inbuff, "210 ", 4)) {
inbuff[readbytes] = '\0';
errmsgno(EX_BAD,
_("Bad status from freedb server during read: %s.\n"),
inbuff);
retval = -1;
goto signoff;
}
if (1 != process_cddb_titles(sock_fd, inbuff, readbytes)) {
errmsgno(EX_BAD, _("Cddb read finished not correctly!\n"));
}
signoff:
/*
* sign-off
*/
writen(sock_fd, "quit\n", 5);
readbytes = readn(sock_fd, inbuff, sizeof (inbuff));
if (readbytes < 0) {
retval = -1;
goto errout;
}
if (strncmp(inbuff, "230 ", 4)) {
inbuff[readbytes] = '\0';
errmsgno(EX_BAD,
_("Bad status from freedb server during quit: %s.\n"),
inbuff);
goto errout;
}
errout:
close(sock_fd);
return (retval);
}
#endif
#endif
#if defined CDINDEX_SUPPORT
LOCAL int IsSingleArtist __PR((void));
/*
* check, if there are more than one track performers
*/
LOCAL int
IsSingleArtist()
{
struct iterator i;
InitIterator(&i, 1);
while (i.hasNextTrack(&i)) {
struct TOC *p = i.getNextTrack(&i);
int ii;
if (IS__DATA(p) || GETTRACK(p) == CDROM_LEADOUT)
continue;
ii = GETTRACK(p);
if (global.performer && global.trackperformer[ii] &&
strcmp((char *) global.performer,
(char *) global.trackperformer[ii]) != 0)
return (0);
}
return (1);
}
LOCAL const char *a2h[255-191] = {
"&Agrave;",
"&Aacute;",
"&Acirc;",
"&Atilde;",
"&Auml;",
"&Aring;",
"&AElig;",
"&Ccedil;",
"&Egrave;",
"&Eacute;",
"&Ecirc;",
"&Euml;",
"&Igrave;",
"&Iacute;",
"&Icirc;",
"&Iuml;",
"&ETH;",
"&Ntilde;",
"&Ograve;",
"&Oacute;",
"&Ocirc;",
"&Otilde;",
"&Ouml;",
"&times;",
"&Oslash;",
"&Ugrave;",
"&Uacute;",
"&Ucirc;",
"&Uuml;",
"&Yacute;",
"&THORN;",
"&szlig;",
"&agrave;",
"&aacute;",
"&acirc;",
"&atilde;",
"&auml;",
"&aring;",
"&aelig;",
"&ccedil;",
"&egrave;",
"&eacute;",
"&ecirc;",
"&euml;",
"&igrave;",
"&iacute;",
"&icirc;",
"&iuml;",
"&eth;",
"&ntilde;",
"&ograve;",
"&oacute;",
"&ocirc;",
"&otilde;",
"&ouml;",
"&divide;",
"&oslash;",
"&ugrave;",
"&uacute;",
"&ucirc;",
"&uuml;",
"&yacute;",
"&thorn;",
"&yuml;",
};
LOCAL char *ascii2html __PR((unsigned char *inp));
LOCAL char *
ascii2html(inp)
unsigned char *inp;
{
static unsigned char outline[300];
unsigned char *outp = outline;
#define copy_translation(a, b) else if (*inp == (a)) \
{ strcpy((char *)outp, (b)); \
outp += sizeof ((b))-1; }
while (*inp != '\0') {
if (0);
copy_translation('"', "&quot;")
copy_translation('&', "&amp;")
copy_translation('<', "&lt;")
copy_translation('>', "&gt;")
copy_translation(160, "&nbsp;")
else if (*inp < 192) {
*outp++ = *inp;
} else {
strcpy((char *)outp, a2h[*inp-192]);
outp += strlen(a2h[*inp-192]);
}
inp++;
}
*outp = '\0';
return ((char *) outline);
}
#undef copy_translation
LOCAL void
emit_cdindex_form(fname_baseval)
char *fname_baseval;
{
FILE *cdindex_form;
char fname[200];
char *pp;
if (fname_baseval == NULL || fname_baseval[0] == 0)
return;
strncpy(fname, fname_baseval, sizeof (fname) -1);
fname[sizeof (fname) -1] = 0;
pp = strrchr(fname, '.');
if (pp == NULL) {
pp = fname + strlen(fname);
}
strncpy(pp, ".cdindex", sizeof (fname) - 1 - (pp - fname));
cdindex_form = fopen(fname, "w");
if (cdindex_form == NULL)
return;
#define CDINDEX_URL "http://www.musicbrainz.org/dtd/CDInfo.dtd"
/*
* format XML page according to cdindex DTD (see www.musicbrainz.org)
*/
fprintf(cdindex_form,
"<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?>\n<!DOCTYPE CDInfo SYSTEM \"%s\">\n\n<CDInfo>\n",
CDINDEX_URL);
fprintf(cdindex_form, " <Title>%s</Title>\n",
global.disctitle ? ascii2html(global.disctitle) : "");
/*
* In case of mixed mode and Extra-CD, nonaudio tracks are included!
*/
fprintf(cdindex_form,
" <NumTracks>%d</NumTracks>\n\n",
cdtracks);
fprintf(cdindex_form,
" <IdInfo>\n <DiskId>\n <Id>%s</Id>\n </DiskId>\n",
global.cdindex_id);
fprintf(cdindex_form,
" </IdInfo>\n\n");
if (IsSingleArtist()) {
struct iterator i;
InitIterator(&i, 1);
fprintf(cdindex_form,
" <SingleArtistCD>\n <Artist>%s</Artist>\n",
global.performer ? ascii2html(global.performer) : "");
while (i.hasNextTrack(&i)) {
struct TOC *p = i.getNextTrack(&i);
unsigned int ii = GETTRACK(p);
if (ii == CDROM_LEADOUT)
break;
if (IS__AUDIO(p)) {
fprintf(cdindex_form,
" <Track Num=\"%u\">\n <Name>%s</Name>\n </Track>\n",
ii, global.tracktitle[ii] ? ascii2html(global.tracktitle[ii]) : "");
} else {
fprintf(cdindex_form,
" <Track Num=\"%u\">\n <Name>data track</Name>\n </Track>\n",
ii);
}
}
fprintf(cdindex_form, " </SingleArtistCD>\n");
} else {
struct iterator i;
InitIterator(&i, 1);
fprintf(cdindex_form, " <MultipleArtistCD>\n");
while (i.hasNextTrack(&i)) {
struct TOC *p = i.getNextTrack(&i);
unsigned int ii = GETTRACK(p);
if (ii == CDROM_LEADOUT)
break;
if (IS__AUDIO(p)) {
fprintf(cdindex_form, " <Artist>%s</Artist>\n",
global.trackperformer[ii] ? ascii2html(global.trackperformer[ii]) : "");
fprintf(cdindex_form,
" <Name>%s</Name>\n </Track>\n",
global.tracktitle[ii] ?
ascii2html(global.tracktitle[ii]) : "");
} else {
fprintf(cdindex_form,
" <Artist>data track</Artist>\n <Name>data track</Name>\n </Track>\n");
}
}
fprintf(cdindex_form, " </MultipleArtistCD>\n");
}
fprintf(cdindex_form, "</CDInfo>\n");
fclose(cdindex_form);
}
#endif
LOCAL void
dump_cdtext_info()
{
#ifdef CD_TEXT
/*
* interpret the contents of CD Text information based on an early
* draft of SCSI-3 mmc version 2 from jan 2, 1998
* CD Text information consists of a text group containing up to
* 8 language blocks containing up to
* 255 Pack data chunks of
* 18 bytes each.
* So we have at most 36720 bytes to cope with.
*/
short int datalength;
int fulllength;
BOOL text_ok = TRUE;
unsigned char *p = (unsigned char *)global.buf;
unsigned char lastline[255*12];
int lastitem = -1;
int itemcount = 0;
int inlinecount = 0;
int outlinecount = 0;
lastline[0] = '\0';
datalength = ((p[0] << 8) + p[1]) + 2;
datalength = min(datalength, global.bufsize);
fulllength = datalength;
p += 4;
datalength -= 4;
for (; datalength > 0;
datalength -= sizeof (cdtextpackdata),
p += sizeof (cdtextpackdata)) {
unsigned char *zeroposition;
/*
* handle one packet of CD Text Information Descriptor Pack Data
* this is raw R-W subchannel data converted to 8 bit values.
*/
cdtextpackdata *c = (cdtextpackdata *)p;
int dbcc;
int crc_error;
unsigned tracknr;
#ifdef DEBUG_CDTEXT
fprintf(outfp, "datalength =%d\n", datalength);
#endif
crc_error = !cdtext_crc_ok(c);
if (crc_error)
text_ok = FALSE;
if (lastitem != c->headerfield[0]) {
itemcount = 0;
lastitem = c->headerfield[0];
}
tracknr = c->headerfield[1] & 0x7f;
dbcc = ((unsigned)(c->headerfield[3] & 0x80)) >> 7; /* double byte character code */
#if defined DEBUG_CDTEXT
{
int extension_flag;
int sequence_number;
int block_number;
int character_position;
extension_flag = ((unsigned)(c->headerfield[1] & 0x80)) >> 7;
sequence_number = c->headerfield[2];
block_number = ((unsigned)(c->headerfield[3] & 0x30)) >> 4; /* language */
character_position = c->headerfield[3] & 0x0f;
fprintf(outfp, _("CDText: ext_fl=%d, trnr=%u, seq_nr=%d, dbcc=%d, block_nr=%d, char_pos=%d\n"),
extension_flag, tracknr, sequence_number, dbcc, block_number, character_position);
}
#endif
/*
* print ASCII information
*/
memcpy(lastline+inlinecount, c->textdatafield, 12);
inlinecount += 12;
zeroposition = (unsigned char *)memchr(lastline+outlinecount, '\0', inlinecount-outlinecount);
while (zeroposition != NULL) {
process_header(c, tracknr, dbcc, lastline+outlinecount);
outlinecount += zeroposition - (lastline+outlinecount) + 1;
#if defined DEBUG_CDTEXT
fprintf(outfp,
"\tin=%d, out=%d, items=%d, trcknum=%u\n",
inlinecount, outlinecount, itemcount, tracknr);
{ int q;
for (q = outlinecount; q < inlinecount; q++)
fprintf(outfp, "%c",
lastline[q] ? lastline[q] : '<EFBFBD>');
fputs("\n", outfp);
}
#else
if (DETAILED) {
if (crc_error)
fputs(_(" ! uncorr. CRC-Error"), outfp);
fputs("\n", outfp);
}
#endif
itemcount++;
if (itemcount > (int)cdtracks ||
(c->headerfield[0] == 0x8f ||
(c->headerfield[0] <= 0x8d &&
c->headerfield[0] >= 0x86))) {
outlinecount = inlinecount;
break;
}
tracknr++;
zeroposition = (unsigned char *)memchr(lastline+outlinecount, '\0', inlinecount-outlinecount);
}
}
if (!global.no_textfile && text_ok && fulllength > 4) {
char fname[200];
char *pp;
FILE *f;
strncpy(fname, global.fname_base, sizeof (fname) -1);
fname[sizeof (fname) -1] = 0;
pp = strrchr(fname, '.');
if (pp == NULL)
pp = fname + strlen(fname);
strncpy(pp, ".cdtext", sizeof (fname) - 1 - (pp - fname));
f = fileopen(fname, "wctb");
if (f) {
filewrite(f, global.buf, fulllength);
fclose(f);
global.did_textfile = 1;
}
}
#endif
}
LOCAL void
dump_extra_info(from)
unsigned int from;
{
#ifdef CD_EXTRA
unsigned char *p;
if (from == 0)
return;
p = Extra_buffer + 48;
while (*p != '\0') {
unsigned pos;
unsigned length;
pos = GET_BE_UINT_FROM_CHARP(p+2);
length = GET_BE_UINT_FROM_CHARP(p+6);
if (pos == (unsigned)-1) {
pos = from+1;
} else {
pos += session_start;
}
#ifdef DEBUG_XTRA
if (global.gui == 0 && global.verbose != 0) {
fprintf(outfp,
"Language: %c%c (as defined by ISO 639)",
*p, *(p+1));
fprintf(outfp,
" at sector %u, len=%u (sessionstart=%u)",
pos, length, session_start);
fputs("\n", outfp);
}
#endif
/*
* dump this entry
*/
Read_Subinfo(pos, length);
p += 10;
if (p + 9 > (Extra_buffer + CD_FRAMESIZE))
break;
}
#endif
}
LOCAL char *quote __PR((unsigned char *string));
LOCAL char *
quote(string)
unsigned char *string;
{
static char result[200];
unsigned char *p = (unsigned char *)result;
while (*string) {
if (*string == '\'' || *string == '\\') {
*p++ = '\\';
}
*p++ = *string++;
}
*p = '\0';
return (result);
}
LOCAL void DisplayToc_with_gui __PR((unsigned long dw));
LOCAL void
DisplayToc_with_gui(dw)
unsigned long dw;
{
unsigned mins;
unsigned secnds;
unsigned frames;
int count_audio_trks;
struct iterator i;
InitIterator(&i, 1);
mins = dw / (60*75);
secnds = (dw % (60*75)) / 75;
frames = (dw % 75);
/*
* summary
*/
count_audio_trks = 0;
if ((global.verbose & SHOW_STARTPOSITIONS) != 0) {
if (global.illleadout_cd != 0 && have_CD_extra == 0) {
fprintf(outfp,
_("Tracks:%u > %u:%02u.%02u\n"),
cdtracks, mins, secnds, frames);
} else {
fprintf(outfp,
_("Tracks:%u %u:%02u.%02u\n"),
cdtracks, mins, secnds, frames);
}
}
if (global.quiet == 0) {
fprintf(outfp, _("CDINDEX discid: %s\n"), global.cdindex_id);
fprintf(outfp, _("CDDB discid: 0x%08lx"),
(unsigned long) global.cddb_id);
if (have_CDDB != 0) {
fprintf(outfp, _(" CDDBP titles: resolved\n"));
} else {
fprintf(outfp, "\n");
}
if (have_CD_text != 0) {
fprintf(outfp, _("CD-Text: detected\n"));
dump_cdtext_info();
} else {
fprintf(outfp, _("CD-Text: not detected\n"));
}
if (have_CD_extra != 0) {
fprintf(outfp, _("CD-Extra: detected\n"));
dump_extra_info(have_CD_extra);
} else {
fprintf(outfp, _("CD-Extra: not detected\n"));
}
fprintf(outfp,
_("Album title: '%s'"), (void *)global.disctitle != NULL
? quote(global.disctitle) : "");
fprintf(outfp, _(" from '%s'\n"), (void *)global.performer != NULL
? quote(global.performer) : "");
}
count_audio_trks = 0;
if ((global.verbose &
(SHOW_TOC | SHOW_STARTPOSITIONS |
SHOW_SUMMARY | SHOW_TITLES)) != 0 &&
i.hasNextTrack(&i)) {
TOC *o = i.getNextTrack(&i);
while (i.hasNextTrack(&i)) {
TOC *p = i.getNextTrack(&i);
int from;
from = GETTRACK(o);
fprintf(outfp, "T%02d:", from);
if (IS__DATA(o)) {
/*
* Special case of cd extra
*/
unsigned int real_start = have_CD_extra
? have_CD_extra : GETSTART(o);
dw = (unsigned long) (GETSTART(p) - real_start);
mins = dw / (60*75);
secnds = (dw % (60*75)) / 75;
frames = (dw % 75);
if (global.verbose & SHOW_STARTPOSITIONS)
fprintf(outfp,
" %7u",
real_start);
if (global.verbose & SHOW_TOC)
fprintf(outfp,
" %2u:%02u.%02u",
mins, secnds, frames);
if (global.verbose & SHOW_SUMMARY)
fprintf(outfp,
_(" data %s %s N/A"),
/* how recorded */
IS__INCREMENTAL(o)
? _("incremental") :
_("uninterrupted"),
/* copy-permission */
IS__COPYRIGHTED(o)
? _("copydenied") :
_("copyallowed"));
fputs("\n", outfp);
} else {
dw = (unsigned long) (GETSTART(p) -
GETSTART(o));
mins = dw / (60*75);
secnds = (dw % (60*75)) / 75;
frames = (dw % 75);
if (global.verbose & SHOW_STARTPOSITIONS)
fprintf(outfp,
" %7u",
GETSTART(o));
if (global.verbose & SHOW_TOC)
fprintf(outfp,
" %2u:%02u.%02u",
mins, secnds, frames);
if (global.verbose & SHOW_SUMMARY)
fprintf(outfp,
_(" audio %s %s %s"),
/* how recorded */
IS__PREEMPHASIZED(o)
? _("pre-emphasized") : _("linear"),
/* copy-permission */
IS__COPYRIGHTED(o)
? _("copydenied") : _("copyallowed"),
/* channels */
IS__QUADRO(o)
? _("quadro") : _("stereo"));
/* Title */
if (global.verbose & SHOW_TITLES) {
fprintf(outfp,
_(" title '%s' from "),
(void *) global.tracktitle[GETTRACK(o)] != NULL
? quote(global.tracktitle[GETTRACK(o)]) : "");
fprintf(outfp,
"'%s'",
(void *) global.trackperformer[GETTRACK(o)] != NULL
? quote(global.trackperformer[GETTRACK(o)]) : "");
}
fputs("\n", outfp);
count_audio_trks++;
}
o = p;
} /* while */
if (global.verbose & SHOW_STARTPOSITIONS)
if (GETTRACK(o) == CDROM_LEADOUT) {
fprintf(outfp, _("Leadout: %7u\n"), GETSTART(o));
}
} /* if */
}
LOCAL void DisplayToc_no_gui __PR((unsigned long dw));
LOCAL void
DisplayToc_no_gui(dw)
unsigned long dw;
{
unsigned mins;
unsigned secnds;
unsigned frames;
int count_audio_trks;
unsigned ii = 0;
struct iterator i;
InitIterator(&i, 1);
mins = dw / (60*75);
secnds = (dw % (60*75)) / 75;
frames = (dw % 75);
/* summary */
count_audio_trks = 0;
if (i.hasNextTrack(&i)) {
TOC *o = i.getNextTrack(&i);
while (i.hasNextTrack(&i)) {
TOC *p = i.getNextTrack(&i);
int from;
from = GETTRACK(o);
while (p != NULL && GETTRACK(p) != CDROM_LEADOUT &&
GETFLAGS(o) == GETFLAGS(p)) {
o = p;
p = i.getNextTrack(&i);
}
if ((global.verbose & SHOW_SUMMARY) == 0)
continue;
if (IS__DATA(o)) {
fputs(_(" DATAtrack recorded copy-permitted tracktype\n"), outfp);
fprintf(outfp,
_(" %2d-%2d %13.13s %14.14s data\n"),
from,
GETTRACK(o),
/* how recorded */
IS__INCREMENTAL(o)
? _("incremental") : _("uninterrupted"),
/* copy-perm */
IS__COPYRIGHTED(o) ? _("no") : _("yes"));
} else {
fputs(_("AUDIOtrack pre-emphasis copy-permitted tracktype channels\n"), outfp);
fprintf(outfp,
_(" %2d-%2d %12.12s %14.14s audio %1c\n"),
from,
GETTRACK(o),
IS__PREEMPHASIZED(o)
? _("yes") : _("no"),
IS__COPYRIGHTED(o) ? _("no") : _("yes"),
IS__QUADRO(o) ? '4' : '2');
count_audio_trks++;
}
o = p;
}
}
if ((global.verbose & SHOW_STARTPOSITIONS) != 0) {
if (global.illleadout_cd != 0 && have_multisession == 0) {
fprintf(outfp,
_("Table of Contents: total tracks:%u, (total time more than %u:%02u.%02u)\n"),
cdtracks, mins, secnds, frames);
} else {
fprintf(outfp,
_("Table of Contents: total tracks:%u, (total time %u:%02u.%02u)\n"),
cdtracks, mins, secnds, frames);
}
}
InitIterator(&i, 1);
if ((global.verbose & SHOW_TOC) != 0 &&
i.hasNextTrack(&i)) {
TOC *o = i.getNextTrack(&i);
for (; i.hasNextTrack(&i); ) {
TOC *p = i.getNextTrack(&i);
if (GETTRACK(o) <= MAXTRK) {
unsigned char brace1, brace2;
unsigned trackbeg;
trackbeg = have_multisession && IS__DATA(o) ?
have_multisession : GETSTART(o);
dw = (unsigned long) (GETSTART(p) - trackbeg);
mins = dw / (60*75);
secnds = (dw % (60*75)) / 75;
frames = (dw % 75);
if (IS__DATA(o)) {
/*
* data track display
*/
brace1 = '[';
brace2 = ']';
} else if (have_multisession &&
GETTRACK(o) == LastAudioTrack()) {
/*
* corrected length of
* last audio track in cd extra
*/
brace1 = '|';
brace2 = '|';
} else {
/*
* audio track display
*/
brace1 = '(';
brace2 = ')';
}
fprintf(outfp,
" %2u.%c%2u:%02u.%02u%c",
GETTRACK(o),
brace1,
mins, secnds, frames,
brace2);
ii++;
if (ii % 5 == 0)
fputs(",\n", outfp);
else if (ii != cdtracks)
fputc(',', outfp);
}
o = p;
} /* for */
if ((ii % 5) != 0)
fputs("\n", outfp);
} /* if */
if ((global.verbose & SHOW_STARTPOSITIONS) != 0) {
fputs(_("\nTable of Contents: starting sectors\n"), outfp);
ii = 0;
InitIterator(&i, 1);
if (i.hasNextTrack(&i)) {
TOC *o = i.getNextTrack(&i);
for (; i.hasNextTrack(&i); ) {
TOC *p = i.getNextTrack(&i);
fprintf(outfp,
" %2u.(%8u)",
GETTRACK(o),
have_multisession &&
GETTRACK(o) == FirstDataTrack()
? have_multisession
: GETSTART(o)
#ifdef DEBUG_CDDB
+150)
#else
+0);
#endif
ii++;
if ((ii) % 5 == 0)
fputs(",\n", outfp);
else
fputc(',', outfp);
o = p;
}
fprintf(outfp, _(" lead-out(%8u)"), GETSTART(o));
fputs("\n", outfp);
}
}
if (global.quiet == 0) {
fprintf(outfp, _("CDINDEX discid: %s\n"), global.cdindex_id);
fprintf(outfp, _("CDDB discid: 0x%08lx"),
(unsigned long) global.cddb_id);
if (have_CDDB != 0) {
fprintf(outfp, _(" CDDBP titles: resolved\n"));
} else {
fprintf(outfp, "\n");
}
if (have_CD_text != 0) {
fprintf(outfp, _("CD-Text: detected\n"));
} else {
fprintf(outfp, _("CD-Text: not detected\n"));
}
if (have_CD_extra != 0) {
fprintf(outfp, _("CD-Extra: detected\n"));
} else {
fprintf(outfp, _("CD-Extra: not detected\n"));
}
}
if ((global.verbose & SHOW_TITLES) != 0) {
unsigned int maxlen = 0;
if (global.disctitle != NULL) {
fprintf(outfp, _("Album title: '%s'"), global.disctitle);
if (global.performer != NULL) {
fprintf(outfp, _("\t[from %s]"), global.performer);
}
fputs("\n", outfp);
}
InitIterator(&i, 1);
for (; i.hasNextTrack(&i); ) {
TOC *p = i.getNextTrack(&i);
unsigned int jj = GETTRACK(p);
if (global.tracktitle[jj] != NULL) {
unsigned int len;
len = strlen((char *)global.tracktitle[jj]);
maxlen = max(maxlen, len);
}
}
maxlen = (maxlen + 12 + 8 + 7)/8;
InitIterator(&i, 1);
for (; i.hasNextTrack(&i); ) {
TOC *p = i.getNextTrack(&i);
unsigned int jj;
if (IS__DATA(p))
continue;
jj = GETTRACK(p);
if (jj == CDROM_LEADOUT)
break;
if (maxlen != 3) {
if (global.tracktitle[jj] != NULL) {
fprintf(outfp, _("Track %2u: '%s'"),
jj, global.tracktitle[jj]);
} else {
fprintf(outfp, _("Track %2u: '%s'"),
jj, "");
}
if (global.trackperformer[jj] != NULL &&
#if 1
global.trackperformer[jj][0] != '\0' &&
(global.performer == NULL ||
0 != strcmp((char *)global.performer, (char *)global.trackperformer[jj]))) {
#else
global.trackperformer[jj][0] != '\0') {
#endif
int j;
char *o = global.tracktitle[jj] != NULL
? (char *)global.tracktitle[jj]
: "";
for (j = 0;
j < (maxlen - ((int)strlen(o) + 12)/8);
j++) {
fprintf(outfp, "\t");
}
fprintf(outfp,
_("[from %s]"),
global.trackperformer[jj]);
}
fputs("\n", outfp);
}
}
}
}
void
DisplayToc()
{
unsigned long dw;
/*
* special handling of pseudo-red-book-audio cds
*/
if (cdtracks > 1 &&
Get_StartSector(CDROM_LEADOUT) < Get_StartSector(cdtracks)) {
global.illleadout_cd = 1;
can_read_illleadout();
}
/*
* get total time
*/
if (global.illleadout_cd == 0)
dw = (unsigned long) Get_StartSector(CDROM_LEADOUT) - Get_StartSector(1);
else
dw = (unsigned long) Get_StartSector(cdtracks) - Get_StartSector(1);
if (global.gui == 0) {
/*
* table formatting when in cmdline mode
*/
DisplayToc_no_gui(dw);
} else if (global.gui == 1) {
/*
* line formatting when in gui mode
*/
DisplayToc_with_gui(dw);
}
if (global.illleadout_cd != 0) {
if (global.quiet == 0) {
errmsgno(EX_BAD, _("CD with illegal leadout position detected!\n"));
}
if (global.reads_illleadout == 0) {
/*
* limit accessible tracks
* to lowered leadout position
*/
restrict_tracks_illleadout();
if (global.quiet == 0) {
errmsgno(EX_BAD,
_("The cdrom drive firmware does not permit access beyond the leadout position!\n"));
}
if (global.verbose & (SHOW_ISRC | SHOW_INDICES)) {
global.verbose &= ~(SHOW_ISRC | SHOW_INDICES);
fprintf(outfp, _("Switching index scan and ISRC scan off!\n"));
}
if (global.quiet == 0) {
fprintf(outfp,
_("Audio extraction will be limited to track %ld with maximal %ld sectors...\n"),
LastTrack(),
Get_EndSector(LastTrack())+1);
}
} else {
/*
* The cdrom drive can read beyond the
* indicated leadout. We patch a new leadout
* position to the maximum:
* 99 minutes, 59 seconds, 74 frames
*/
patch_real_end(150 + (99*60+59)*75 + 74);
if (global.quiet == 0) {
fprintf(outfp,
_("Restrictions apply, since the size of the last track is unknown!\n"));
}
}
}
}
LOCAL void Read_MCN_toshiba __PR((subq_chnl **sub_ch));
LOCAL void
Read_MCN_toshiba(sub_ch)
subq_chnl **sub_ch;
{
if (Toshiba3401() != 0 && global.quiet == 0 &&
((*sub_ch) != 0 &&
(((subq_catalog *)(*sub_ch)->data)->mc_valid & 0x80))) {
/*
* no valid MCN yet. do more searching
*/
long h = Get_AudioStartSector(1);
while (h <= Get_AudioStartSector(1) + 100) {
if (Toshiba3401())
ReadCdRom(get_scsi_p(), RB_BASE->data, h, global.nsectors);
(*sub_ch) = ReadSubQ(get_scsi_p(), GET_CATALOGNUMBER, 0);
if ((*sub_ch) != NULL) {
subq_catalog *subq_cat;
subq_cat = (subq_catalog *) (*sub_ch)->data;
if ((subq_cat->mc_valid & 0x80) != 0) {
break;
}
}
h += global.nsectors;
}
}
}
LOCAL void Get_Set_MCN __PR((void));
LOCAL void
Get_Set_MCN()
{
subq_chnl *sub_ch;
subq_catalog *subq_cat = NULL;
fprintf(outfp, _("scanning for MCN..."));
fflush(outfp);
sub_ch = ReadSubQ(get_scsi_p(), GET_CATALOGNUMBER, 0);
#define EXPLICIT_READ_MCN_ISRC 1
#if EXPLICIT_READ_MCN_ISRC == 1 /* TOSHIBA HACK */
Read_MCN_toshiba(&sub_ch);
#endif
if (sub_ch != NULL)
subq_cat = (subq_catalog *)sub_ch->data;
if (sub_ch != NULL &&
(subq_cat->mc_valid & 0x80) != 0 &&
global.quiet == 0) {
/*
* unified format guesser:
* format MCN all digits in bcd
* 01 13
* A: ab cd ef gh ij kl m0 0 0 0 0 0 0 Plextor 6x Rel. 1.02
* B: 0a 0b 0c 0d 0e 0f 0g 0h 0i 0j 0k 0l 0m Toshiba 3401
* C: AS AS AS AS AS AS AS AS AS AS AS AS AS ASCII SCSI-2 Plextor 4.5x and 6x Rel. 1.06
*/
unsigned char *cp = subq_cat->media_catalog_number;
if (!(cp[8] | cp[9] | cp[10] | cp[11] | cp[12]) &&
((cp[0] & 0xf0) | (cp[1] & 0xf0)
| (cp[2] & 0xf0) | (cp[3] & 0xf0)
| (cp[4] & 0xf0) | (cp[5] & 0xf0)
| (cp[6] & 0xf0))) {
/* reformat A: to B: */
cp[12] = cp[6] >> 4; cp[11] = cp[5] & 0xf;
cp[10] = cp[5] >> 4; cp[ 9] = cp[4] & 0xf;
cp[ 8] = cp[4] >> 4; cp[ 7] = cp[3] & 0xf;
cp[ 6] = cp[3] >> 4; cp[ 5] = cp[2] & 0xf;
cp[ 4] = cp[2] >> 4; cp[ 3] = cp[1] & 0xf;
cp[ 2] = cp[1] >> 4; cp[ 1] = cp[0] & 0xf;
cp[ 0] = cp[0] >> 4;
}
if (!isdigit(cp[0]) &&
(memcmp(subq_cat->media_catalog_number,
"\0\0\0\0\0\0\0\0\0\0\0\0\0", 13) != 0)) {
sprintf((char *)
subq_cat->media_catalog_number,
"%1.1X%1.1X%1.1X%1.1X%1.1X%1.1X%1.1X%1.1X%1.1X%1.1X%1.1X%1.1X%1.1X",
subq_cat->media_catalog_number [0],
subq_cat->media_catalog_number [1],
subq_cat->media_catalog_number [2],
subq_cat->media_catalog_number [3],
subq_cat->media_catalog_number [4],
subq_cat->media_catalog_number [5],
subq_cat->media_catalog_number [6],
subq_cat->media_catalog_number [7],
subq_cat->media_catalog_number [8],
subq_cat->media_catalog_number [9],
subq_cat->media_catalog_number [10],
subq_cat->media_catalog_number [11],
subq_cat->media_catalog_number [12]);
}
if (memcmp(subq_cat->media_catalog_number, "0000000000000", 13)
!= 0) {
Set_MCN(subq_cat->media_catalog_number);
}
}
}
LOCAL void Read_ISRC_toshiba __PR((subq_chnl **sub_ch, unsigned tr));
LOCAL void
Read_ISRC_toshiba(sub_ch, tr)
subq_chnl **sub_ch;
unsigned tr;
{
if (Toshiba3401() != 0) {
int j;
j = (Get_AudioStartSector(tr)/100 + 1) * 100;
do {
ReadCdRom(get_scsi_p(), RB_BASE->data, j,
global.nsectors);
*sub_ch = ReadSubQ(get_scsi_p(), GET_TRACK_ISRC,
Get_Tracknumber(tr));
if (*sub_ch != NULL) {
subq_track_isrc * subq_tr;
subq_tr = (subq_track_isrc *) (*sub_ch)->data;
if (subq_tr != NULL && (subq_tr->tc_valid & 0x80) != 0)
break;
}
j += global.nsectors;
} while (j < (Get_AudioStartSector(tr)/100 + 1) * 100 + 100);
}
}
LOCAL void Get_Set_ISRC __PR((unsigned tr));
LOCAL void
Get_Set_ISRC(tr)
unsigned tr;
{
subq_chnl *sub_ch;
subq_track_isrc *subq_tr;
fprintf(outfp, _("\rscanning for ISRCs: %u ..."), tr);
fflush(outfp);
subq_tr = NULL;
sub_ch = ReadSubQ(get_scsi_p(), GET_TRACK_ISRC, tr);
#if EXPLICIT_READ_MCN_ISRC == 1 /* TOSHIBA HACK */
Read_ISRC_toshiba(&sub_ch, tr);
#endif
if (sub_ch != NULL)
subq_tr = (subq_track_isrc *)sub_ch->data;
if (sub_ch != NULL && (subq_tr->tc_valid & 0x80) &&
global.quiet == 0) {
unsigned char p_start[16];
unsigned char *p = p_start;
unsigned char *cp = subq_tr->track_isrc;
/*
* unified format guesser:
* there are 60 bits and 15 bytes available.
* 5 * 6bit-items + two zero fill bits + 7 * 4bit-items
*
* A: ab cd ef gh ij kl mn o0 0 0 0 0 0 0 0 Plextor 6x Rel. 1.02
* B: 0a 0b 0c 0d 0e 0f 0g 0h 0i 0j 0k 0l 0m 0n 0o Toshiba 3401
* C: AS AS AS AS AS AS AS AS AS AS AS AS AS AS AS ASCII SCSI-2
* eg 'G''B''-''A''0''7''-''6''8''-''0''0''2''7''0' makes most sense
* D: 'G''B''A''0''7''6''8''0''0''2''7''0'0 0 0 Plextor 6x Rel. 1.06 and 4.5x R. 1.01 and 1.04
*/
/* Check for format A: */
if (!(cp[8] | cp[9] | cp[10] | cp[11] | cp[12] | cp[13] | cp[14]) &&
((cp[0] & 0xf0) | (cp[1] & 0xf0) | (cp[2] & 0xf0) |
(cp[3] & 0xf0) | (cp[4] & 0xf0) | (cp[5] & 0xf0) |
(cp[6] & 0xf0) | (cp[7] & 0xf0))) {
#if DEBUG_ISRC
fprintf(outfp, "a!\t");
#endif
/* reformat A: to B: */
cp[14] = cp[7] >> 4; cp[13] = cp[6] & 0xf;
cp[12] = cp[6] >> 4; cp[11] = cp[5] & 0xf;
cp[10] = cp[5] >> 4; cp[ 9] = cp[4] & 0xf;
cp[ 8] = cp[4] >> 4; cp[ 7] = cp[3] & 0xf;
cp[ 6] = cp[3] >> 4; cp[ 5] = cp[2] & 0xf;
cp[ 4] = cp[2] >> 4; cp[ 3] = cp[1] & 0xf;
cp[ 2] = cp[1] >> 4; cp[ 1] = cp[0] & 0xf;
cp[ 0] = cp[0] >> 4;
#if DEBUG_ISRC
fprintf(outfp, "a->b: %15.15s\n", cp);
#endif
}
/*
* Check for format B:
* If not yet in ASCII format, do the conversion
*/
if (cp[0] < '0' && cp[1] < '0') {
/*
* coding table for International Standard
* Recording Code
*/
/* BEGIN CSTYLED */
static char bin2ISRC[] = {
'0','1','2','3','4','5','6','7','8','9', /* 10 */
':',';','<','=','>','?','@', /* 17 */
'A','B','C','D','E','F','G','H','I','J','K', /* 28 */
'L','M','N','O','P','Q','R','S','T','U','V', /* 39 */
'W','X','Y','Z', /* 43 */
#if 1
'[','\\',']','^','_','`', /* 49 */
'a','b','c','d','e','f','g','h','i','j','k', /* 60 */
'l','m','n','o' /* 64 */
#endif
};
/* END CSTYLED */
/*
* build 6-bit vector of coded values
*/
unsigned ind;
int bits;
#if DEBUG_ISRC
fprintf(outfp, "b!\n");
#endif
ind = (cp[0] << 26) +
(cp[1] << 22) +
(cp[2] << 18) +
(cp[3] << 14) +
(cp[4] << 10) +
(cp[5] << 6) +
(cp[6] << 2) +
(cp[7] >> 2);
if ((cp[7] & 3) == 3) {
if (global.verbose) {
fprintf(outfp,
_("Recorder-ID encountered: "));
for (bits = 0; bits < 30; bits += 6) {
unsigned binval = (ind & (ULONG_C(0x3f) << (24-bits)))
>> (24-bits);
if ((binval < sizeof (bin2ISRC)) &&
(binval <= 9 || binval >= 16)) {
fprintf(outfp,
"%X",
bin2ISRC[binval]);
}
}
fprintf(outfp,
"%.1X%.1X%.1X%.1X%.1X%.1X%.1X",
subq_tr->track_isrc [8] & 0x0f,
subq_tr->track_isrc [9] & 0x0f,
subq_tr->track_isrc [10] & 0x0f,
subq_tr->track_isrc [11] & 0x0f,
subq_tr->track_isrc [12] & 0x0f,
subq_tr->track_isrc [13] & 0x0f,
subq_tr->track_isrc [14] & 0x0f);
fprintf(outfp, "\n");
}
return;
}
if ((cp[7] & 3) != 0) {
fprintf(outfp,
_("unknown mode 3 entry C1=0x%02x, C2=0x%02x\n"),
(cp[7] >> 1) & 1, cp[7] & 1);
return;
}
/*
* decode ISRC due to IEC 908
*/
for (bits = 0; bits < 30; bits += 6) {
unsigned binval = (ind & ((unsigned long) 0x3fL << (24L-bits))) >> (24L-bits);
if ((binval >= sizeof (bin2ISRC)) ||
(binval > 9 && binval < 16)) {
/*
* Illegal ISRC, dump and skip
*/
int y;
Get_ISRC(tr)[0] = '\0';
fprintf(outfp,
_("\nIllegal ISRC for track %u, skipped: "),
tr);
for (y = 0; y < 15; y++) {
fprintf(outfp, "%02x ",
cp[y]);
}
fputs("\n", outfp);
return;
}
*p++ = bin2ISRC[binval];
/*
* insert a dash after two country
* characters for legibility
*/
if (bits == 6)
*p++ = '-';
}
/*
* format year and serial number
*/
sprintf((char *)p, "-%.1X%.1X-%.1X%.1X%.1X%.1X%.1X",
subq_tr->track_isrc [8] & 0x0f,
subq_tr->track_isrc [9] & 0x0f,
subq_tr->track_isrc [10] & 0x0f,
subq_tr->track_isrc [11] & 0x0f,
subq_tr->track_isrc [12] & 0x0f,
subq_tr->track_isrc [13] & 0x0f,
subq_tr->track_isrc [14] & 0x0f);
#if DEBUG_ISRC
fprintf(outfp, "b: %15.15s!\n", p_start);
#endif
} else {
/*
* It might be in ASCII, surprise
*/
int ii;
for (ii = 0; ii < 12; ii++) {
if (cp[ii] < '0' || cp[ii] > 'Z') {
break;
}
}
if (ii != 12) {
int y;
Get_ISRC(ii)[0] = '\0';
fprintf(outfp, _("\nIllegal ISRC for track %d, skipped: "), ii+1);
for (y = 0; y < 15; y++) {
fprintf(outfp, "%02x ", cp[y]);
}
fputs("\n", outfp);
return;
}
#if DEBUG_ISRC
fprintf(outfp, "ascii: %15.15s!\n", cp);
#endif
for (ii = 0; ii < 12; ii++) {
#if 1
if ((ii == 2 || ii == 5 || ii == 7) &&
cp[ii] != ' ')
*p++ = '-';
#endif
*p++ = cp[ii];
}
if (p - p_start >= 16)
*(p_start + 15) = '\0';
else
*p = '\0';
}
if (memcmp(p_start, "00-000-00-00000", 15) != 0) {
Set_ISRC(tr, p_start);
}
}
}
/*
* get and display Media Catalog Number (one per disc)
* and Track International Standard Recording Codes (for each track)
*/
void
Read_MCN_ISRC(startTrack, endTrack)
unsigned startTrack;
unsigned endTrack;
{
int old_hidden = have_hiddenAudioTrack;
have_hiddenAudioTrack = 0; /* Don'tcheck track #0 here */
if ((global.verbose & SHOW_MCN) != 0) {
if (Get_MCN()[0] == '\0') {
Get_Set_MCN();
}
if (Get_MCN()[0] != '\0') {
fprintf(outfp,
_("\rMedia catalog number: %13.13s\n"),
Get_MCN());
} else {
fprintf(outfp,
_("\rNo media catalog number present.\n"));
}
}
if ((global.verbose & SHOW_ISRC) != 0) {
struct iterator i;
InitIterator(&i, 1);
while (i.hasNextTrack(&i)) {
struct TOC *p = i.getNextTrack(&i);
unsigned ii = GETTRACK(p);
if (ii == CDROM_LEADOUT)
break;
if (ii < startTrack || ii > endTrack)
continue;
if (!IS__AUDIO(p))
continue;
if (GETISRC(p)[0] == '\0') {
Get_Set_ISRC(ii);
}
if (GETISRC(p)[0] != '\0') {
fprintf(outfp,
"\rT: %2u ISRC: %15.15s\n",
ii, GETISRC(p));
fflush(outfp);
}
} /* for all tracks */
fputs("\n", outfp);
} /* if SHOW_ISRC */
have_hiddenAudioTrack = old_hidden; /* Restore old value */
}
LOCAL int playing = 0;
LOCAL subq_chnl *ReadSubChannel __PR((unsigned sec));
LOCAL subq_chnl *
ReadSubChannel(sec)
unsigned sec;
{
subq_chnl *sub_ch;
/*
* For modern drives implement a direct method. If the drive supports
* reading of subchannel data, do direct reads.
*/
if (ReadSubChannels != NULL) {
get_scsi_p()->silent++;
sub_ch = ReadSubChannels(get_scsi_p(), sec);
get_scsi_p()->silent--;
if (sub_ch == NULL /*&& (scg_sense_key(get_scsi_p()) == 5)*/) {
/*
* command is not implemented
*/
ReadSubChannels = NULL;
#if defined DEBUG_SUB
fprintf(outfp,
"\nCommand not implemented: switching ReadSubChannels off !\n");
#endif
goto fallback;
}
/*
* check the address mode field
*/
if ((sub_ch->control_adr & 0x0f) == 0) {
/*
* no Q mode information present at all, weird
*/
sub_ch->control_adr = 0xAA;
}
if ((int)(sub_ch->control_adr & 0x0f) > 0x01) {
/*
* this sector just has no position information.
* we try the one before and then the one after.
*/
if (sec > 1) {
sec -= 1;
sub_ch = ReadSubChannels(get_scsi_p(), sec);
if (sub_ch == NULL)
return (NULL);
sec += 1;
}
if ((sub_ch->control_adr & 0x0f) != 0x01) {
sec += 2;
sub_ch = ReadSubChannels(get_scsi_p(), sec);
if (sub_ch == NULL)
return (NULL);
sec -= 2;
}
}
/*
* check address mode field for position information
*/
if ((sub_ch->control_adr & 0x0f) == 0x01) {
return (sub_ch);
}
ReadSubChannels = NULL;
fprintf(outfp,
_("\nCould not get position information (%02x) for sectors %u, %u, %u: switching ReadSubChannels off !\n"),
sub_ch->control_adr &0x0f, sec-1, sec, sec+2);
}
/*
* We rely on audio sectors here!!!
* The only method that worked even with my antique Toshiba 3401,
* is playing the sector and then request the subchannel afterwards.
*/
fallback:
/*
* We need a conformed audio track here!
*
* Fallback to ancient method
*/
if (-1 == Play_at(get_scsi_p(), sec, 1)) {
return (NULL);
}
playing = 1;
sub_ch = ReadSubQ(get_scsi_p(), GET_POSITIONDATA, 0);
return (sub_ch);
}
LOCAL int ReadSubControl __PR((unsigned sec));
LOCAL int
ReadSubControl(sec)
unsigned sec;
{
subq_chnl *sub_ch = ReadSubChannel(sec);
if (sub_ch == NULL)
return (-1);
return (sub_ch->control_adr & 0xf0);
}
LOCAL int HaveSCMS __PR((unsigned StartSector));
LOCAL int
HaveSCMS(StartSector)
unsigned StartSector;
{
int i;
int copy_bits_set = 0;
for (i = 0; i < 8; i++) {
int cr;
cr = ReadSubControl(StartSector + i);
if (cr == -1)
continue;
(cr & 0x20) ? copy_bits_set++ : 0;
}
return (copy_bits_set >= 1 && copy_bits_set < 8);
}
void
Check_Toc()
{
/*
* detect layout
* detect tracks
*/
}
LOCAL int
GetIndexOfSector(sec, track)
unsigned sec;
unsigned track;
{
subq_chnl *sub_ch = ReadSubChannel(sec);
if (sub_ch == NULL) {
if ((long)sec == Get_EndSector(track)) {
errmsgno(EX_BAD,
_("Driver and/or firmware bug detected! Drive cannot play the very last sector (%u)!\n"),
sec);
}
return (-1);
}
/*
* can we trust that these values are hex and NOT bcd?
*/
if ((sub_ch->track >= 0x10) && (sub_ch->track - track > 5)) {
/* change all values from bcd to hex */
sub_ch->track = (sub_ch->track >> 4)*10 + (sub_ch->track & 0x0f);
sub_ch->index = (sub_ch->index >> 4)*10 + (sub_ch->index & 0x0f);
}
#if 1
/*
* compare tracks
*/
if (sub_ch->index != 0 && track != sub_ch->track) {
if (global.verbose)
fprintf(outfp,
_("\ntrack mismatch: %1u, in-track subchannel: %1u (index %1u, sector %1u)\n"),
track, sub_ch->track, sub_ch->index, sec);
}
#endif
/*
* compare control field with the one from the TOC
*/
if ((Get_Flags(track) & 0xf0) != (sub_ch->control_adr & 0xf0)) {
int diffbits = (Get_Flags(track) & 0xf0) ^ (sub_ch->control_adr & 0xf0);
if ((diffbits & 0x80) == 0x80) {
/*
* broadcast difference
*/
if (global.verbose) {
fprintf(outfp,
_("broadcast type conflict detected -> TOC:%s, subchannel:%s\n"),
(sub_ch->control_adr & 0x80) == 0 ? _("broadcast") : _("nonbroadcast"),
(sub_ch->control_adr & 0x80) != 0 ? _("broadcast") : _("nonbroadcast"));
}
}
if ((diffbits & 0x40) == 0x40) {
/*
* track type difference
*/
if (global.verbose) {
fprintf(outfp,
_("track type conflict detected -> TOC:%s, subchannel:%s\n"),
(sub_ch->control_adr & 0x40) == 0 ? _("data") : _("audio"),
(sub_ch->control_adr & 0x40) != 0 ? _("data") : _("audio"));
}
}
if ((diffbits & 0x20) == 0x20 && !Get_SCMS(track)) {
/*
* copy permission difference is a sign for SCMS
* and is treated elsewhere.
*/
if (global.verbose) {
fprintf(outfp,
_("difference: TOC:%s, subchannel:%s\ncorrecting TOC...\n"),
(sub_ch->control_adr & 0x20) == 0 ? _("unprotected") : _("copyright protected"),
(sub_ch->control_adr & 0x20) != 0 ? _("unprotected") : _("copyright protected"));
}
toc_entry(track,
(Get_Flags(track) & 0xDF) | (sub_ch->control_adr & 0x20),
Get_Tracknumber(track),
Get_ISRC(track),
Get_AudioStartSector(track),
Get_Mins(track),
Get_Secs(track),
Get_Frames(track));
}
if ((diffbits & 0x10) == 0x10) {
/*
* preemphasis difference
*/
if (global.verbose)
fprintf(outfp,
_("difference: TOC:%s, subchannel:%s preemphasis\ncorrecting TOC...\n"),
(sub_ch->control_adr & 0x10) == 0 ? _("with") : _("without"),
(sub_ch->control_adr & 0x10) != 0 ? _("with") : _("without"));
toc_entry(track,
(Get_Flags(track) & 0xEF) | (sub_ch->control_adr & 0x10),
Get_Tracknumber(track),
Get_ISRC(track),
Get_AudioStartSector(track),
Get_Mins(track),
Get_Secs(track),
Get_Frames(track));
}
}
return (sub_ch ? sub_ch->index == 244 ? 1 : sub_ch->index : -1);
}
LOCAL int ScanBackwardFrom __PR((unsigned sec, unsigned limit,
int *where, unsigned track));
LOCAL int
ScanBackwardFrom(sec, limit, where, track)
unsigned sec;
unsigned limit;
int *where;
unsigned track;
{
unsigned lastindex = 0;
unsigned mysec = sec;
/*
* try to find the transition of index n to index 0,
* if the track ends with an index 0.
*/
while ((lastindex = GetIndexOfSector(mysec, track)) == 0) {
if (mysec < limit+75) {
break;
}
mysec -= 75;
}
if (mysec == sec) {
/*
* there is no pre-gap in this track
*/
if (where != NULL)
*where = -1;
} else {
/*
* we have a pre-gap in this track
*/
if (lastindex == 0) {
/*
* we did not cross the transition yet -> search
* backward
*/
do {
if (mysec < limit+1) {
break;
}
mysec --;
} while ((lastindex = GetIndexOfSector(mysec, track)) == 0);
if (lastindex != 0) {
/*
* successful
*/
mysec ++;
/*
* register mysec as transition
*/
if (where != NULL)
*where = (int) mysec;
} else {
/*
* could not find transition
*/
if (!global.quiet)
errmsgno(EX_BAD,
_("Could not find index transition for pre-gap.\n"));
if (where != NULL)
*where = -1;
}
} else {
int myindex = -1;
/*
* we have crossed the transition -> search forward
*/
do {
if (mysec >= sec) {
break;
}
mysec ++;
} while ((myindex = GetIndexOfSector(mysec, track)) != 0);
if (myindex == 0) {
/*
* successful
* register mysec as transition
*/
if (where != NULL)
*where = (int) mysec;
} else {
/*
* could not find transition
*/
if (!global.quiet)
errmsgno(EX_BAD,
_("Could not find index transition for pre-gap.\n"));
if (where != NULL)
*where = -1;
}
}
}
return (lastindex);
}
#ifdef USE_LINEAR_SEARCH
LOCAL int linear_search __PR((int searchInd, unsigned int Start,
unsigned int End, unsigned track));
LOCAL int
linear_search(searchInd, Start, End, track)
int searchInd;
unsigned Start;
unsigned End;
unsigned track;
{
int l = Start;
int r = End;
for (; l <= r; l++) {
int ind;
ind = GetIndexOfSector(l, track);
if (searchInd == ind) {
break;
}
}
if (l <= r) {
/*
* Index found.
*/
return (l);
}
return (-1);
}
#endif
#ifndef USE_LINEAR_SEARCH
#undef DEBUG_BINSEARCH
LOCAL int binary_search __PR((int searchInd, unsigned int Start,
unsigned int End, unsigned track));
LOCAL int
binary_search(searchInd, Start, End, track)
int searchInd;
unsigned Start;
unsigned End;
unsigned track;
{
int l = Start;
int r = End;
int x = 0;
int ind;
while (l <= r) {
x = (l + r) / 2;
/*
* try to avoid seeking
*/
ind = GetIndexOfSector(x, track);
if (searchInd == ind) {
break;
} else {
if (searchInd < ind)
r = x - 1;
else
l = x + 1;
}
}
#ifdef DEBUG_BINSEARCH
fprintf(outfp, "(%d,%d,%d > ", l, x, r);
#endif
if (l <= r) {
/*
* Index found. Now find the first position of this index
*
* l=LastPos x=found r=NextPos
*/
r = x;
while (l < r-1) {
x = (l + r) / 2;
/*
* try to avoid seeking
*/
ind = GetIndexOfSector(x, track);
if (searchInd == ind) {
r = x;
} else {
l = x;
}
#ifdef DEBUG_BINSEARCH
fprintf(outfp, "%d -> ", x);
#endif
}
#ifdef DEBUG_BINSEARCH
fprintf(outfp, "%d,%d)\n", l, r);
#endif
if (searchInd == GetIndexOfSector(l, track))
return (l);
else
return (r);
}
return (-1);
}
#endif
LOCAL void register_index_position __PR((int IndexOffset,
index_list **last_index_entry));
LOCAL void
register_index_position(IndexOffset, last_index_entry)
int IndexOffset;
index_list **last_index_entry;
{
index_list *indexentry;
/*
* register higher index entries
*/
if (*last_index_entry != NULL) {
indexentry = (index_list *) malloc(sizeof (index_list));
} else {
indexentry = NULL;
}
if (indexentry != NULL) {
indexentry->next = NULL;
(*last_index_entry)->next = indexentry;
*last_index_entry = indexentry;
indexentry->frameoffset = IndexOffset;
#if defined INFOFILES
} else {
fprintf(outfp,
_("No memory for index lists. Index positions\nwill not be written in info file!\n"));
#endif
}
}
LOCAL void Set_SCMS __PR((unsigned long p_track));
#undef DEBUG_INDLIST
/*
* experimental code
* search for indices (audio mode required)
*/
unsigned
ScanIndices(track, cd_index, bulk)
unsigned track;
unsigned cd_index;
int bulk;
{
/*
* scan for indices.
* look at last sector of track.
* when the index is not equal 1 scan by bipartition
* for offsets of all indices
*/
unsigned starttrack;
unsigned endtrack;
unsigned startindex;
unsigned endindex;
unsigned j;
int LastIndex = 0;
int n_0_transition;
unsigned StartSector;
unsigned retval = 0;
index_list *baseindex_pool;
index_list *last_index_entry;
SCSI *scgp = get_scsi_p();
int old_hidden = have_hiddenAudioTrack;
struct iterator i;
have_hiddenAudioTrack = 0; /* Don'tcheck track #0 here */
InitIterator(&i, 1);
EnableCdda(scgp, 0, 0);
EnableCdda(scgp, 1, CD_FRAMESIZE_RAW + 16);
if (!global.quiet && !(global.verbose & SHOW_INDICES))
fprintf(outfp, _("seeking index start ..."));
starttrack = track;
endtrack = global.endtrack;
baseindex_pool = (index_list *) malloc(sizeof (index_list) * (endtrack - starttrack + 1));
#ifdef DEBUG_INDLIST
fprintf(outfp, "index0-mem-pool %p\n", baseindex_pool);
#endif
while (i.hasNextTrack(&i)) {
struct TOC *p = i.getNextTrack(&i);
unsigned ii = GETTRACK(p);
if (ii < starttrack || IS__DATA(p))
continue; /* skip nonaudio tracks */
if (ii > endtrack)
break;
if (global.verbose & SHOW_INDICES) {
if (global.illleadout_cd && global.reads_illleadout &&
ii == endtrack) {
fprintf(outfp,
_("Analysis of track %u skipped due to unknown length\n"), ii);
}
}
if (global.illleadout_cd && global.reads_illleadout &&
ii == endtrack)
continue;
StartSector = Get_AudioStartSector(ii);
if (HaveSCMS(StartSector)) {
Set_SCMS(ii);
}
if (global.verbose & SHOW_INDICES) {
fprintf(outfp, _("\rindex scan: %u..."), ii);
fflush(outfp);
}
LastIndex = ScanBackwardFrom(Get_EndSector(ii), StartSector,
&n_0_transition, ii);
if (LastIndex > 99)
continue;
if (baseindex_pool != NULL) {
#ifdef DEBUG_INDLIST
#endif
/*
* register first index entry for this track
*/
baseindex_pool[ii - starttrack].next = NULL;
baseindex_pool[ii - starttrack].frameoffset = StartSector;
global.trackindexlist[ii] = &baseindex_pool[ii -
starttrack];
#ifdef DEBUG_INDLIST
#endif
} else {
global.trackindexlist[ii] = NULL;
}
last_index_entry = global.trackindexlist[ii];
if (LastIndex < 2) {
register_index_position(n_0_transition,
&last_index_entry);
continue;
}
if ((global.verbose & SHOW_INDICES) && LastIndex > 1) {
fprintf(outfp,
_("\rtrack %2u has %d indices, index table (pairs of 'index: frame offset')\n"),
ii, LastIndex);
}
startindex = 0;
endindex = LastIndex;
for (j = startindex; j <= endindex; j++) {
int IndexOffset;
/*
* this track has indices
*/
#ifdef USE_LINEAR_SEARCH
/*
* do a linear search
*/
IndexOffset = linear_search(j, StartSector,
Get_EndSector(ii), ii);
#else
/*
* do a binary search
*/
IndexOffset = binary_search(j, StartSector,
Get_EndSector(ii), ii);
#endif
if (IndexOffset != -1) {
StartSector = IndexOffset;
}
if (j == 1)
last_index_entry->frameoffset = IndexOffset;
else if (j > 1)
register_index_position(IndexOffset,
&last_index_entry);
if (IndexOffset == -1) {
if (global.verbose & SHOW_INDICES) {
if (global.gui == 0) {
fprintf(outfp,
"%2u: N/A ", j);
if (((j + 1) % 8) == 0)
fputs("\n", outfp);
} else {
fprintf(outfp,
"\rT%02u I%02u N/A\n",
ii, j);
}
}
} else {
if (global.verbose & SHOW_INDICES) {
if (global.gui == 0) {
fprintf(outfp,
"%2u:%6lu ",
j,
IndexOffset-
Get_AudioStartSector(ii));
if (((j + 1) % 8) == 0)
fputs("\n", outfp);
} else {
fprintf(outfp,
"\rT%02u I%02u %06lu\n",
ii,
j,
IndexOffset-
Get_AudioStartSector(ii));
}
}
if (track == ii && cd_index == j) {
retval = IndexOffset-
Get_AudioStartSector(ii);
}
} /* if IndexOffset */
} /* for index */
register_index_position(n_0_transition, &last_index_entry);
/*
* sanity check. clear all consecutive nonindex
* entries (frameoffset -1) from the end.
*/
{
index_list *ip = global.trackindexlist[ii];
index_list *iq = NULL;
index_list *lastgood = iq;
while (ip != NULL) {
if (ip->frameoffset == -1) {
/*
* no index available
*/
if (lastgood == NULL) {
/*
* if this is the first one in a
* sequence, store predecessor
* unless it is the last entry and
* there is no index 0 transition
*/
if (!(ip->next == NULL &&
ip->frameoffset == n_0_transition))
lastgood = iq;
}
} else {
/*
* this is a valid index, reset marker
*/
lastgood = NULL;
}
iq = ip;
ip = ip->next;
}
/*
* terminate chain at the last well defined entry.
*/
if (lastgood != NULL)
lastgood->next = NULL;
}
if (global.gui == 0 && (global.verbose & SHOW_INDICES) &&
ii != endtrack)
fputs("\n", outfp);
} /* for tracks */
if (global.gui == 0 && (global.verbose & SHOW_INDICES))
fputs("\n", outfp);
if (playing != 0)
StopPlay(get_scsi_p());
EnableCdda(scgp, 0, 0);
EnableCdda(scgp, 1, CD_FRAMESIZE_RAW);
have_hiddenAudioTrack = old_hidden; /* Restore old value */
return (retval);
}
LOCAL unsigned char MCN[14];
LOCAL void
Set_MCN(MCN_arg)
unsigned char *MCN_arg;
{
memcpy(MCN, MCN_arg, 14);
MCN[13] = '\0';
}
unsigned char *
Get_MCN()
{
return (MCN);
}
LOCAL TOC g_toc[MAXTRK+1]; /* hidden track + 100 regular tracks */
/*#define IS_AUDIO(i) (!(g_toc[i].bFlags & 0x40))*/
int
TOC_entries(tracks, a, b, binvalid)
unsigned tracks;
unsigned char *a;
unsigned char *b;
int binvalid;
{
int i;
for (i = 1; i <= (int)tracks; i++) {
unsigned char *p;
if (binvalid) {
unsigned long dwStartSector;
p = a + 8*(i-1);
g_toc[i].bFlags = p[1];
g_toc[i].bTrack = p[2];
g_toc[i].ISRC[0] = 0;
dwStartSector = a_to_u_4_byte(p+4);
g_toc[i].dwStartSector = dwStartSector;
lba_2_msf((long)dwStartSector,
&g_toc[i].mins,
&g_toc[i].secs,
&g_toc[i].frms);
} else {
p = b + 8*(i-1);
g_toc[i].bFlags = p[1];
g_toc[i].bTrack = p[2];
g_toc[i].ISRC[0] = 0;
if ((int)((p[5]*60 + p[6])*75 + p[7]) >= 150) {
g_toc[i].dwStartSector = (p[5]*60 + p[6])*75 +
p[7] -150;
} else {
g_toc[i].dwStartSector = 0;
}
g_toc[i].mins = p[5];
g_toc[i].secs = p[6];
g_toc[i].frms = p[7];
}
}
return (0);
}
void
toc_entry(nr, flag, tr, ISRC, lba, m, s, f)
unsigned nr;
unsigned flag;
unsigned tr;
unsigned char *ISRC;
unsigned long lba;
int m;
int s;
int f;
{
if (nr > MAXTRK)
return;
g_toc[nr].bFlags = flag;
g_toc[nr].bTrack = tr;
if (ISRC) {
strncpy((char *)g_toc[nr].ISRC, (char *)ISRC,
sizeof (g_toc[nr].ISRC) -1);
g_toc[nr].ISRC[sizeof (g_toc[nr].ISRC) -1] = '\0';
}
g_toc[nr].dwStartSector = lba;
g_toc[nr].mins = m;
g_toc[nr].secs = s;
g_toc[nr].frms = f;
}
int
patch_real_end(sector)
unsigned long sector;
{
g_toc[cdtracks+1].dwStartSector = sector;
return (0);
}
LOCAL int
patch_cd_extra(track, sector)
unsigned track;
unsigned long sector;
{
if (track <= cdtracks)
g_toc[track].dwStartSector = sector;
return (0);
}
LOCAL int
restrict_tracks_illleadout()
{
struct TOC *o = &g_toc[cdtracks+1];
int i;
for (i = cdtracks; i >= 0; i--) {
struct TOC *p = &g_toc[i];
if (GETSTART(o) > GETSTART(p))
break;
}
patch_cd_extra(i+1, GETSTART(o));
cdtracks = i;
return (0);
}
LOCAL void
Set_ISRC(track, ISRC_arg)
unsigned track;
const unsigned char *ISRC_arg;
{
if (track <= (int)cdtracks) {
memcpy(Get_ISRC(track), ISRC_arg, 16);
}
}
unsigned char *
Get_ISRC(p_track)
unsigned long p_track;
{
if (p_track <= cdtracks)
return (g_toc[p_track].ISRC);
return (NULL);
}
LOCAL void
patch_to_audio(p_track)
unsigned long p_track;
{
if (p_track <= cdtracks)
g_toc[p_track].bFlags &= ~0x40;
}
int
Get_Flags(p_track)
unsigned long p_track;
{
if (p_track <= cdtracks)
return (g_toc[p_track].bFlags);
return (-1);
}
int
Get_Mins(p_track)
unsigned long p_track;
{
if (p_track <= cdtracks)
return (g_toc[p_track].mins);
return (-1);
}
int
Get_Secs(p_track)
unsigned long p_track;
{
if (p_track <= cdtracks)
return (g_toc[p_track].secs);
return (-1);
}
int
Get_Frames(p_track)
unsigned long p_track;
{
if (p_track <= cdtracks)
return (g_toc[p_track].frms);
return (-1);
}
int
Get_Preemphasis(p_track)
unsigned long p_track;
{
if (p_track <= cdtracks)
return (g_toc[p_track].bFlags & 0x10);
return (-1);
}
LOCAL void
Set_SCMS(p_track)
unsigned long p_track;
{
g_toc[p_track].SCMS = 1;
}
int
Get_SCMS(p_track)
unsigned long p_track;
{
if (p_track <= cdtracks)
return (g_toc[p_track].SCMS);
return (-1);
}
int
Get_Copyright(p_track)
unsigned long p_track;
{
if (p_track <= cdtracks) {
if (g_toc[p_track].SCMS)
return (1);
return (((int)g_toc[p_track].bFlags & 0x20) >> 4);
}
return (-1);
}
int
Get_Datatrack(p_track)
unsigned long p_track;
{
if (p_track <= cdtracks)
return (g_toc[p_track].bFlags & 0x40);
return (-1);
}
int
Get_Channels(p_track)
unsigned long p_track;
{
if (p_track <= cdtracks)
return (g_toc[p_track].bFlags & 0x80);
return (-1);
}
int
Get_Tracknumber(p_track)
unsigned long p_track;
{
if (p_track <= cdtracks)
return (g_toc[p_track].bTrack);
return (-1);
}
int useHiddenTrack __PR((void));
int
useHiddenTrack()
{
if (global.no_hidden_track)
return (0);
return (have_hiddenAudioTrack);
}
LOCAL void it_reset __PR((struct iterator *this));
LOCAL void
it_reset(this)
struct iterator *this;
{
this->index = this->startindex;
}
LOCAL int it_hasNextTrack __PR((struct iterator *this));
LOCAL struct TOC *it_getNextTrack __PR((struct iterator *this));
LOCAL int
it_hasNextTrack(this)
struct iterator *this;
{
return (this->index <= (int)cdtracks+1);
}
LOCAL struct TOC *
it_getNextTrack(this)
struct iterator *this;
{
/* if ((*this->hasNextTrack)(this) == 0) return (NULL); */
if (this->index > (int)cdtracks+1)
return (NULL);
return (&g_toc[this->index++]);
}
LOCAL void
InitIterator(iter, p_track)
struct iterator *iter;
unsigned long p_track;
{
if (iter == NULL)
return;
iter->startindex = useHiddenTrack() ? 0 : p_track;
iter->reset = it_reset;
iter->getNextTrack = it_getNextTrack;
iter->hasNextTrack = it_hasNextTrack;
iter->reset(iter);
}
#if 0
LOCAL struct iterator *NewIterator __PR((void));
LOCAL struct iterator *
NewIterator()
{
struct iterator *retval;
retval = malloc(sizeof (struct iterator));
if (retval != NULL) {
InitIterator(retval, 1);
}
return (retval);
}
#endif
long
Get_AudioStartSector(p_track)
unsigned long p_track;
{
#if 1
if (p_track == CDROM_LEADOUT)
p_track = cdtracks + 1;
if (p_track <= cdtracks +1 &&
IS__AUDIO(&g_toc[p_track]))
return (GETSTART(&g_toc[p_track]));
#else
struct iterator i;
InitIterator(&i, p_track);
if (p_track == cdtracks + 1)
p_track = CDROM_LEADOUT;
while (i.hasNextTrack(&i)) {
TOC *p = i.getNextTrack(&i);
if (GETTRACK(p) == p_track) {
if (IS__DATA(p)) {
return (-1);
}
return (GETSTART(p));
}
}
#endif
return (-1);
}
long
Get_StartSector(p_track)
unsigned long p_track;
{
#if 1
if (p_track == CDROM_LEADOUT)
p_track = cdtracks + 1;
if (p_track <= cdtracks +1)
return (GETSTART(&g_toc[p_track]));
#else
struct iterator i;
InitIterator(&i, p_track);
if (p_track == cdtracks + 1)
p_track = CDROM_LEADOUT;
while (i.hasNextTrack(&i)) {
TOC *p = i.getNextTrack(&i);
if (GETTRACK(p) == p_track) {
return (GETSTART(p));
}
}
#endif
return (-1);
}
long
Get_EndSector(p_track)
unsigned long p_track;
{
#if 1
if (p_track <= cdtracks)
return (GETSTART(&g_toc[p_track+1])-1);
#else
struct iterator i;
InitIterator(&i, p_track);
if (p_track == cdtracks + 1)
p_track = CDROM_LEADOUT;
while (i.hasNextTrack(&i)) {
TOC *p = i.getNextTrack(&i);
if (GETTRACK(p) == p_track) {
p = i.getNextTrack(&i);
if (p == NULL) {
return (-1);
}
return (GETSTART(p)-1);
}
}
#endif
return (-1);
}
long
FirstTrack()
{
struct iterator i;
InitIterator(&i, 1);
if (i.hasNextTrack(&i)) {
return (GETTRACK(i.getNextTrack(&i)));
}
return (-1);
}
long
FirstAudioTrack()
{
struct iterator i;
InitIterator(&i, 1);
while (i.hasNextTrack(&i)) {
TOC *p = i.getNextTrack(&i);
unsigned ii = GETTRACK(p);
if (ii == CDROM_LEADOUT)
break;
if (IS__AUDIO(p)) {
return (ii);
}
}
return (-1);
}
long
FirstDataTrack()
{
struct iterator i;
InitIterator(&i, 1);
while (i.hasNextTrack(&i)) {
TOC *p = i.getNextTrack(&i);
if (IS__DATA(p)) {
return (GETTRACK(p));
}
}
return (-1);
}
long
LastTrack()
{
return (g_toc[cdtracks].bTrack);
}
long
LastAudioTrack()
{
long j = -1;
struct iterator i;
InitIterator(&i, 1);
while (i.hasNextTrack(&i)) {
TOC *p = i.getNextTrack(&i);
if (IS__AUDIO(p) && (GETTRACK(p) != CDROM_LEADOUT)) {
j = GETTRACK(p);
}
}
return (j);
}
long
Get_LastSectorOnCd(p_track)
unsigned long p_track;
{
long LastSec = 0;
struct iterator i;
if (global.illleadout_cd && global.reads_illleadout)
return (150+(99*60+59)*75+74);
InitIterator(&i, p_track);
if (p_track == cdtracks + 1)
p_track = CDROM_LEADOUT;
while (i.hasNextTrack(&i)) {
TOC *p = i.getNextTrack(&i);
if (GETTRACK(p) < p_track)
continue;
LastSec = GETSTART(p);
if (IS__DATA(p))
break;
}
return (LastSec);
}
int
Get_Track(sector)
unsigned long sector;
{
struct iterator i;
InitIterator(&i, 1);
if (i.hasNextTrack(&i)) {
TOC *o = i.getNextTrack(&i);
while (i.hasNextTrack(&i)) {
TOC *p = i.getNextTrack(&i);
if ((GETSTART(o) <= sector) && (GETSTART(p) > sector)) {
if (IS__DATA(o)) {
return (-1);
} else {
return (GETTRACK(o));
}
}
o = p;
}
}
return (-1);
}
int
CheckTrackrange(from, upto)
unsigned long from;
unsigned long upto;
{
struct iterator i;
InitIterator(&i, from);
while (i.hasNextTrack(&i)) {
TOC *p = i.getNextTrack(&i);
if (GETTRACK(p) < from)
continue;
if (GETTRACK(p) == upto)
return (1);
/*
* data tracks terminate the search
*/
if (IS__DATA(p))
return (0);
}
/*
* track not found
*/
return (0);
}
#ifdef USE_PARANOIA
long cdda_disc_firstsector __PR((void *d));
long
cdda_disc_firstsector(d)
void *d;
{
return (Get_StartSector(FirstAudioTrack()));
}
int cdda_tracks __PR((void *d));
int
cdda_tracks(d)
void *d;
{
return (LastAudioTrack() - FirstAudioTrack() +1);
}
int cdda_track_audiop __PR((void *d, int track));
int
cdda_track_audiop(d, track)
void *d;
int track;
{
return (Get_Datatrack(track) == 0);
}
long cdda_track_firstsector __PR((void *d, int track));
long
cdda_track_firstsector(d, track)
void *d;
int track;
{
return (Get_AudioStartSector(track));
}
long cdda_track_lastsector __PR((void *d, int track));
long
cdda_track_lastsector(d, track)
void *d;
int track;
{
return (Get_EndSector(track));
}
long cdda_disc_lastsector __PR((void *d));
long
cdda_disc_lastsector(d)
void *d;
{
return (Get_LastSectorOnCd(cdtracks) - 1);
}
int cdda_sector_gettrack __PR((void *d, long sector));
int
cdda_sector_gettrack(d, sector)
void *d;
long sector;
{
return (Get_Track(sector));
}
#endif
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