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https://github.com/LIV2/WinUAE.git
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Nero nrg CD image support.
This commit is contained in:
Toni Wilen
parent
5b8b2f5d6a
commit
243e254bfe
@ -344,6 +344,15 @@ static int getsub_deinterleaved (uae_u8 *dst, struct cdunit *cdu, struct cdtoc *
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sub_to_deinterleaved (tmp, dst);
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ret = 2;
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}
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#if 0
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uae_u8 *s = dst + SUB_ENTRY_SIZE;
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write_log(_T("CTRLADR:%02X TRK=%02X IDX=%02X MSF=%02X:%02X:%02X %02X:%02X:%02X\n"),
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s[0], s[1], s[2],
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s[3], s[4], s[5],
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s[7], s[8], s[9]);
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#endif
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uae_sem_post (&cdu->sub_sem);
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return ret;
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}
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@ -825,8 +834,7 @@ static int command_qcode (int unitnum, uae_u8 *buf, int sector)
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return 0;
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getsub_deinterleaved (subbuf, cdu, td, pos);
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memcpy (p, subbuf + 12, 12);
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// write_log (_T("%6d %02x.%02x.%02x.%02x.%02x.%02x.%02x.%02x.%02x.%02x.%02x.%02x\n"),
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// pos, p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], p[8], p[9], p[10], p[11]);
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return 1;
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}
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@ -1470,7 +1478,6 @@ static int parseccd (struct cdunit *cdu, struct zfile *zcue, const TCHAR *img)
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t->adr = adr;
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t->ctrl = control;
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t->address = lba;
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t->offset = 0;
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t->size = 2352;
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t->offset = lba * t->size;
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t->track = tracknum;
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@ -1765,6 +1772,175 @@ static int parsecue (struct cdunit *cdu, struct zfile *zcue, const TCHAR *img)
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return cdu->tracks;
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}
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static int parsenrg(struct cdunit *cdu, struct zfile *znrg, const TCHAR *img)
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{
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uae_s64 size;
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uae_s64 offset;
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bool ner5 = false;
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uae_u8 buf[256] = { 0 };
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int tracknum = 0;
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uae_u32 lastlba = 0;
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bool gotsession = false;
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size = zfile_size(znrg);
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zfile_fseek(znrg, size - 12, SEEK_SET);
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zfile_fread(buf, 12, 1, znrg);
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if (!memcmp(buf, "NER5", 4)) {
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offset = get_quad_host(buf + 4);
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ner5 = true;
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} else if (!memcmp(buf + 4, "NERO", 4)) {
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offset = get_long_host(buf + 8);
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} else {
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return 0;
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}
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if (offset < 0 || offset >= size - 12)
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return 0;
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zfile_fseek(znrg, offset, SEEK_SET);
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for (;;) {
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memset(buf, 0, 8);
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if (zfile_fread(buf, 8, 1, znrg) != 1)
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return 0;
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offset = zfile_ftell(znrg);
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uae_s32 size = get_long_host(buf + 4);
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buf[4] = 0;
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offset += size;
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if (!gotsession && !memcmp(buf, "ETN2", 4)) {
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tracknum = 1;
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int blocksize = 32;
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while (size >= blocksize) {
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uae_s64 toffset;
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uae_u32 lba;
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uae_u32 type;
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cdtoc *t = &cdu->toc[tracknum - 1];
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if (zfile_fread(buf, blocksize, 1, znrg) != 1)
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return 0;
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toffset = get_quad_host(buf);
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lba = get_long_host(buf + 20);
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type = get_long_host(buf + 16);
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t->offset = toffset;
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t->address = lba;
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if (type == 7) {
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t->size = 2352;
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t->enctype = AUDENC_PCM;
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} else if (type == 0 || type == 3) {
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t->size = 2048;
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t->ctrl |= 4;
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}
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t->track = tracknum;
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t->handle = zfile_dup(znrg);
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t->fname = my_strdup(zfile_getname(znrg));
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lastlba = lba + get_long_host(buf + 28);
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tracknum++;
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size -= blocksize;
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}
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gotsession = true;
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} else if (!memcmp(buf, "SINF", 4)) {
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if (zfile_fread(buf, 4, 1, znrg) != 1)
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return 0;
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if (!cdu->tracks) {
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cdu->tracks = get_long_host(buf);
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cdtoc *t = &cdu->toc[cdu->tracks];
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t->address = lastlba;
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}
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} else if (!memcmp(buf, "CUEX", 4) || !memcmp(buf, "CUES", 4)) {
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while (size >= 8) {
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if (zfile_fread(buf, 8, 1, znrg) != 1)
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return 0;
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uae_u8 trk = buf[1];
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if (trk >= 0xa0) {
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if (trk == 0xaa) {
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lastlba = get_long_host(buf + 4);
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}
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} else {
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tracknum = frombcd(trk);
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int index = frombcd(buf[2]);
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if (index == 0 && tracknum >= 1 && tracknum <= 99) {
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struct cdtoc *t = &cdu->toc[tracknum - 1];
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t->address = get_long_host(buf + 4);
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t->ctrl = buf[0] >> 4;
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t->adr = buf[0] & 15;
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t->track = tracknum;
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}
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}
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size -= 8;
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}
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} else if (!memcmp(buf, "DAOX", 4) || !memcmp(buf, "DAOI", 4)) {
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bool newformat = memcmp(buf, "DAOX", 4) == 0;
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int first_track, last_track;
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int blocksize;
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if (newformat) {
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zfile_fread(buf, 22, 1, znrg);
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first_track = frombcd(buf[4 + 14 + 2]);
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last_track = frombcd(buf[4 + 14 + 2 + 1]);
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size -= 22;
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blocksize = 42;
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} else {
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zfile_fread(buf, 24, 1, znrg);
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first_track = frombcd(buf[4 + 14 + 4]);
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last_track = frombcd(buf[4 + 14 + 4 + 1]);
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size -= 24;
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blocksize = 32;
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}
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struct cdtoc *t = &cdu->toc[last_track];
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t->address = lastlba;
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cdu->tracks = last_track - first_track + 1;
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tracknum = first_track;
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while (size >= blocksize) {
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if (tracknum >= 1 && tracknum <= 99) {
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uae_s64 index0;
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uae_s64 index1;
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uae_s64 end;
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int sectorsize, type;
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cdtoc *t = &cdu->toc[tracknum - 1];
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if (zfile_fread(buf, blocksize, 1, znrg) != 1)
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return 0;
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if (newformat) {
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sectorsize = get_word_host(buf + 12);
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type = get_word_host(buf + 14);
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index0 = get_quad_host(buf + 18);
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index1 = get_quad_host(buf + 26);
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end = get_quad_host(buf + 34);
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} else {
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sectorsize = get_long_host(buf + 12);
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type = get_long_host(buf + 16);
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index0 = get_long_host(buf + 20);
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index1 = get_long_host(buf + 24);
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end = get_long_host(buf + 28);
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}
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if (t->address < 0) {
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index0 += -t->address * sectorsize;
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index1 = index0;
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t->address = 0;
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}
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t->offset = index0;
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t->index1 = (index1 - index0) / sectorsize;
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t->size = sectorsize;
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t->handle = zfile_dup(znrg);
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t->fname = my_strdup(zfile_getname(znrg));
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if (type == 0x0700 || type == 0x1000) {
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t->enctype = AUDENC_PCM;
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if (type == 0x1000) {
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// audio with sub.
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t->suboffset = t->offset;
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t->size -= SUB_CHANNEL_SIZE;
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t->subcode = 1;
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t->subhandle = zfile_dup(t->handle);
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t->skipsize = SUB_CHANNEL_SIZE;
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}
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}
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}
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tracknum++;
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size -= blocksize;
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}
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} else if (!memcmp(buf, "END!", 4)) {
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break;
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}
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zfile_fseek(znrg, offset, SEEK_SET);
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}
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return cdu->tracks;
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}
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static int parse_image (struct cdunit *cdu, const TCHAR *img)
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{
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struct zfile *zcue;
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@ -1798,14 +1974,16 @@ static int parse_image (struct cdunit *cdu, const TCHAR *img)
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if (p > curdir)
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my_setcurrentdir (curdir, oldcurdir);
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if (!_tcsicmp (ext, _T("cue"))) {
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parsecue (cdu, zcue, img);
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} else if (!_tcsicmp (ext, _T("ccd"))) {
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parseccd (cdu, zcue, img);
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} else if (!_tcsicmp (ext, _T("mds"))) {
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parsemds (cdu, zcue, img);
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if (!_tcsicmp(ext, _T("cue"))) {
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parsecue(cdu, zcue, img);
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} else if (!_tcsicmp(ext, _T("ccd"))) {
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parseccd(cdu, zcue, img);
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} else if (!_tcsicmp(ext, _T("mds"))) {
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parsemds(cdu, zcue, img);
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} else if (!_tcsicmp(ext, _T("nrg"))) {
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parsenrg(cdu, zcue, img);
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#ifdef WITH_CHD
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} else if (!_tcsicmp (ext, _T("chd"))) {
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} else if (!_tcsicmp(ext, _T("chd"))) {
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if (oldcurdir[0])
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my_setcurrentdir (oldcurdir, NULL);
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parsechd (cdu, zcue, img);
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