-#include <sys/stat.h>
-#include "cd_file.h"
+/***********************************************************
+ * *
+ * This source was taken from the Gens project *
+ * Written by Stéphane Dallongeville *
+ * Copyright (c) 2002 by Stéphane Dallongeville *
+ * Modified/adapted for PicoDrive by notaz, 2007 *
+ * *
+ ***********************************************************/
#include "../PicoInt.h"
+#include "cd_file.h"
-#define cdprintf dprintf
-//#define cdprintf(x...)
+//#define cdprintf(f,...) printf(f "\n",##__VA_ARGS__) // tmp
#define DEBUG_CD
-
-void FILE_End(void)
-{
- Unload_ISO();
-}
-
-
-int Load_ISO(const char *iso_name, int is_bin)
+PICO_INTERNAL int Load_ISO(const char *iso_name, int is_bin)
{
int i, j, num_track, Cur_LBA, index, ret, iso_name_len;
_scd_track *Tracks = Pico_mcd->TOC.Tracks;
static char *exts[] = {
"%02d.mp3", " %02d.mp3", "-%02d.mp3", "_%02d.mp3", " - %02d.mp3",
"%d.mp3", " %d.mp3", "-%d.mp3", "_%d.mp3", " - %d.mp3",
+#if CASE_SENSITIVE_FS
"%02d.MP3", " %02d.MP3", "-%02d.MP3", "_%02d.MP3", " - %02d.MP3",
- /* "%02d.wav", " %02d.wav", "-%02d.wav", "_%02d.wav", " - %02d.wav",
- "%d.wav", " %d.wav", "-%d.wav", "_%d.wav", " - %2d.wav" */
+#endif
};
+ if (PicoCDLoadProgressCB != NULL) PicoCDLoadProgressCB(1);
+
Unload_ISO();
Tracks[0].ftype = is_bin ? TYPE_BIN : TYPE_ISO;
Cur_LBA = Tracks[0].Length; // Size in sectors
iso_name_len = strlen(iso_name);
+ if (iso_name_len >= sizeof(tmp_name))
+ iso_name_len = sizeof(tmp_name) - 1;
for (num_track = 2, i = 0; i < 100; i++)
{
- for(j = 0; j < sizeof(exts)/sizeof(char *); j++)
+ if (PicoCDLoadProgressCB != NULL && i > 1) PicoCDLoadProgressCB(i);
+
+ for (j = 0; j < sizeof(exts)/sizeof(char *); j++)
{
int ext_len;
FILE *tmp_file;
if (tmp_file)
{
int fs;
- struct stat file_stat;
index = num_track - 1;
- ret = stat(tmp_name, &file_stat);
- fs = file_stat.st_size; // used to calculate lenght
+ ret = fseek(tmp_file, 0, SEEK_END);
+ fs = ftell(tmp_file); // used to calculate lenght
+ fseek(tmp_file, 0, SEEK_SET);
+#if DONT_OPEN_MANY_FILES
+ // some systems (like PSP) can't have many open files at a time,
+ // so we work with their names instead.
+ fclose(tmp_file);
+ tmp_file = (void *) strdup(tmp_name);
+#endif
Tracks[index].KBtps = (short) mp3_get_bitrate(tmp_file, fs);
Tracks[index].KBtps >>= 3;
if (ret != 0 || Tracks[index].KBtps <= 0)
{
- cdprintf("Error track %i: stat %i, rate %i", index, ret, Tracks[index].KBtps);
+ cdprintf("Error track %i: rate %i", index, Tracks[index].KBtps);
+#if !DONT_OPEN_MANY_FILES
fclose(tmp_file);
+#else
+ free(tmp_file);
+#endif
continue;
}
cdprintf("End CD - %02d:%02d:%02d\n\n", Tracks[index].MSF.M,
Tracks[index].MSF.S, Tracks[index].MSF.F);
+ if (PicoCDLoadProgressCB != NULL) PicoCDLoadProgressCB(100);
+
return 0;
}
-void Unload_ISO(void)
+PICO_INTERNAL void Unload_ISO(void)
{
int i;
for(i = 1; i < 100; i++)
{
- if (Pico_mcd->TOC.Tracks[i].F) fclose(Pico_mcd->TOC.Tracks[i].F);
+ if (Pico_mcd->TOC.Tracks[i].F != NULL)
+#if !DONT_OPEN_MANY_FILES
+ fclose(Pico_mcd->TOC.Tracks[i].F);
+#else
+ free(Pico_mcd->TOC.Tracks[i].F);
+#endif
}
memset(Pico_mcd->TOC.Tracks, 0, sizeof(Pico_mcd->TOC.Tracks));
}
-int FILE_Read_One_LBA_CDC(void)
+PICO_INTERNAL int FILE_Read_One_LBA_CDC(void)
{
- int where_read = 0;
// static char cp_buf[2560];
if (Pico_mcd->s68k_regs[0x36] & 1) // DATA
{
if (Pico_mcd->TOC.Tracks[0].F == NULL) return -1;
- if (Pico_mcd->scd.Cur_LBA < 0)
- where_read = 0;
- else if (Pico_mcd->scd.Cur_LBA >= Pico_mcd->TOC.Tracks[0].Length)
- where_read = Pico_mcd->TOC.Tracks[0].Length - 1;
- else where_read = Pico_mcd->scd.Cur_LBA;
-
- if (Pico_mcd->TOC.Tracks[0].ftype == TYPE_ISO) where_read <<= 11;
- else where_read = (where_read * 2352 + 16);
-
// moved below..
//fseek(Pico_mcd->TOC.Tracks[0].F, where_read, SEEK_SET);
//fread(cp_buf, 1, 2048, Pico_mcd->TOC.Tracks[0].F);
{
// int rate, channel;
- if (Pico_mcd->TOC.Tracks[Pico_mcd->scd.Cur_Track - 1].ftype == TYPE_MP3)
+ // if (Pico_mcd->TOC.Tracks[Pico_mcd->scd.Cur_Track - 1].ftype == TYPE_MP3)
{
// TODO
// MP3_Update(cp_buf, &rate, &channel, 0);
{
if (Pico_mcd->cdc.CTRL.B.B0 & 0x04) // WRRQ : this bit enable write to buffer
{
+ int where_read = 0;
+
// CAUTION : lookahead bit not implemented
+ if (Pico_mcd->scd.Cur_LBA < 0)
+ where_read = 0;
+ else if (Pico_mcd->scd.Cur_LBA >= Pico_mcd->TOC.Tracks[0].Length)
+ where_read = Pico_mcd->TOC.Tracks[0].Length - 1;
+ else where_read = Pico_mcd->scd.Cur_LBA;
+
Pico_mcd->scd.Cur_LBA++;
Pico_mcd->cdc.WA.N = (Pico_mcd->cdc.WA.N + 2352) & 0x7FFF; // add one sector to WA
*(unsigned int *)(Pico_mcd->cdc.Buffer + Pico_mcd->cdc.PT.N) = Pico_mcd->cdc.HEAD.N;
//memcpy(&Pico_mcd->cdc.Buffer[Pico_mcd->cdc.PT.N + 4], cp_buf, 2048);
- pm_seek(Pico_mcd->TOC.Tracks[0].F, where_read, SEEK_SET);
- pm_read(Pico_mcd->cdc.Buffer + Pico_mcd->cdc.PT.N + 4, 2048, Pico_mcd->TOC.Tracks[0].F);
+ //pm_seek(Pico_mcd->TOC.Tracks[0].F, where_read, SEEK_SET);
+ //pm_read(Pico_mcd->cdc.Buffer + Pico_mcd->cdc.PT.N + 4, 2048, Pico_mcd->TOC.Tracks[0].F);
+ PicoCDBufferRead(Pico_mcd->cdc.Buffer + Pico_mcd->cdc.PT.N + 4, where_read);
#ifdef DEBUG_CD
cdprintf("Read -> WA = %d Buffer[%d] =", Pico_mcd->cdc.WA.N, Pico_mcd->cdc.PT.N & 0x3FFF);
{
if (Pico_mcd->s68k_regs[0x33] & (1<<5))
{
- dprintf("cdc dec irq 5");
+ elprintf(EL_INTS, "cdc dec irq 5");
SekInterruptS68k(5);
}
}
-int FILE_Play_CD_LBA(void)
+PICO_INTERNAL int FILE_Play_CD_LBA(void)
{
int index = Pico_mcd->scd.Cur_Track - 1;
Pico_mcd->m.audio_track = index;