static FLAC__StreamDecoderReadStatus file_read_callback (const FLAC__StreamDecoder *decoder, FLAC__byte buffer[], size_t *bytes, void *client_data)
{
struct cdtoc *t = (struct cdtoc*)client_data;
if (zfile_ftell (t->handle) >= zfile_size (t->handle))
return FLAC__STREAM_DECODER_READ_STATUS_END_OF_STREAM;
return zfile_fread (buffer, *bytes, 1, t->handle) ? FLAC__STREAM_DECODER_READ_STATUS_CONTINUE : FLAC__STREAM_DECODER_READ_STATUS_ABORT;
}
zchunk_t *
get_chunk (char *path, uint64_t chunk_size, uint64_t offset)
{
printf("[ST] GET CHUNK\n");
char *path_new = malloc(strlen("./syncfolder/") + strlen(path) + 1);
path_new[0] = '\0';
strcat(path_new, "./syncfolder/");
strcat(path_new, path);
if (zsys_file_exists (path_new)) {
printf("[ST] File exist\n");
zfile_t *file = zfile_new (".", path_new);
if (zfile_is_readable (file)) {
printf("[ST] File read\n");
zfile_input (file);
if (zfile_size (path_new) > offset) {
zchunk_t *chunk = zfile_read (file, chunk_size, offset);
zfile_destroy (&file);
return chunk;
}
else {
return NULL;
}
}
} else {
printf("[ST] File %s not exist\n", path_new);
}
return NULL;
}
int
zfile_test (bool verbose)
{
printf (" * zfile: ");
// @selftest
int rc = zfile_delete ("nosuchfile");
assert (rc == -1);
rc = zfile_exists ("nosuchfile");
assert (rc != true);
rc = (int) zfile_size ("nosuchfile");
assert (rc == -1);
// @end
printf ("OK\n");
return 0;
}
static FLAC__bool file_eof_callback (const FLAC__StreamDecoder *decoder, void *client_data)
{
struct cdtoc *t = (struct cdtoc*)client_data;
return zfile_ftell (t->handle) >= zfile_size (t->handle);
}
static FLAC__StreamDecoderLengthStatus file_len_callback (const FLAC__StreamDecoder *decoder, FLAC__uint64 *stream_length, void *client_data)
{
struct cdtoc *t = (struct cdtoc*)client_data;
*stream_length = zfile_size (t->handle);
return FLAC__STREAM_DECODER_LENGTH_STATUS_OK;
}
static int parsemds (struct cdunit *cdu, struct zfile *zmds, const TCHAR *img)
{
MDS_Header *head;
struct cdtoc *t;
uae_u8 *mds = NULL;
uae_u64 size;
MDS_SessionBlock *sb;
write_log (_T("MDS TOC: '%s'\n"), img);
size = zfile_size (zmds);
mds = xmalloc (uae_u8, size);
if (!mds)
goto end;
if (zfile_fread (mds, size, 1, zmds) != 1)
goto end;
head = (MDS_Header*)mds;
if (!memcmp (&head, MEDIA_DESCRIPTOR, strlen (MEDIA_DESCRIPTOR)))
goto end;
if (head->version[0] != 1) {
write_log (_T("unsupported MDS version %d, only v.1 supported\n"), head->version[0]);
goto end;
}
sb = (MDS_SessionBlock*)(mds + head->sessions_blocks_offset);
cdu->tracks = sb->last_track - sb->first_track + 1;
for (int i = 0; i < sb->num_all_blocks; i++) {
MDS_TrackBlock *tb = (MDS_TrackBlock*)(mds + sb->tracks_blocks_offset + i * sizeof (MDS_TrackBlock));
int point = tb->point;
int tracknum = -1;
if (point == 0xa2)
tracknum = cdu->tracks;
else if (point >= 1 && point <= 99)
tracknum = point - 1;
if (tracknum >= 0) {
MDS_Footer *footer = tb->footer_offset == 0 ? NULL : (MDS_Footer*)(mds + tb->footer_offset);
MDS_TrackExtraBlock *teb = tb->extra_offset == 0 ? NULL : (MDS_TrackExtraBlock*)(mds + tb->extra_offset);
t = &cdu->toc[tracknum];
t->adr = tb->adr_ctl >> 4;
t->ctrl = tb->adr_ctl & 15;
if (point == 0xa2)
t->address = sb->session_end;
else
t->address = tb->start_sector;
t->track = point;
t->offset = tb->start_offset;
t->size = tb->sector_size;
if (point >= 100)
continue;
if (footer) {
TCHAR *fname = NULL;
if (footer->widechar_filename == 0)
fname = au ((char*)(mds + footer->filename_offset));
else
fname = my_strdup ((TCHAR*)(mds + footer->filename_offset));
if (fname[0] == '*' && fname[1] == '.') {
TCHAR newname[MAX_DPATH];
_tcscpy (newname, img);
TCHAR *ext = _tcsrchr (newname, '.');
if (ext)
_tcscpy (ext, fname + 1);
xfree (fname);
fname = my_strdup (newname);
}
t->handle = zfile_fopen (fname, _T("rb"), ZFD_NORMAL);
t->fname = my_strdup (fname);
if (t->handle)
t->filesize = zfile_size (t->handle);
}
if (tb->subchannel && t->handle) {
t->suboffset = t->size;
t->subcode = 1; // interleaved
t->subhandle = zfile_dup (t->handle);
t->skipsize = SUB_CHANNEL_SIZE;
t->size -= SUB_CHANNEL_SIZE;
}
if ((t->ctrl & 0x0c) != 4)
t->enctype = AUDENC_PCM;
}
}
