buffering, PCM DMA, memcpy12bswap

[picodrive.git] / Pico / Pico.h

diff --git a/Pico/Pico.h b/Pico/Pico.h
index e7dd52a..603c5e9 100644 (file)
--- a/Pico/Pico.h
+++ b/Pico/Pico.h
@@ -47,6 +47,8 @@ extern void (*PicoWriteSound)(int len); // called once per frame at the best tim
 \r
 int PicoFrameMCD(void);\r
 \r
+extern int PicoCDBuffers;\r
+\r
 // Area.c\r
 typedef size_t (arearw)(void *p, size_t _size, size_t _n, void *file);\r
 typedef size_t (areaeof)(void *file);\r
@@ -61,11 +63,29 @@ extern areaseek *areaSeek;
 extern areaclose *areaClose;\r
 extern void (*PicoStateProgressCB)(const char *str);\r
 \r
+// cd/buffering.c\r
+void PicoCDBufferInit(void);\r
+void PicoCDBufferFree(void);\r
+\r
 // Cart.c\r
-int PicoCartLoad(FILE *f,unsigned char **prom,unsigned int *psize);\r
+typedef enum\r
+{\r
+       PMT_UNCOMPRESSED = 0,\r
+       PMT_ZIP\r
+} pm_type;\r
+typedef struct\r
+{\r
+       void *file;             /* file handle */\r
+       void *param;            /* additional file related field */\r
+       unsigned int size;      /* size */\r
+       pm_type type;\r
+} pm_file;\r
+pm_file *pm_open(const char *path);\r
+size_t   pm_read(void *ptr, size_t bytes, pm_file *stream);\r
+int      pm_seek(pm_file *stream, long offset, int whence);\r
+int      pm_close(pm_file *fp);\r
+int PicoCartLoad(pm_file *f,unsigned char **prom,unsigned int *psize);\r
 int PicoCartInsert(unsigned char *rom,unsigned int romsize);\r
-// notaz\r
-int CartLoadZip(const char *fname, unsigned char **prom, unsigned int *psize);\r
 void Byteswap(unsigned char *data,int len);\r
 // anotherguest\r
 int PicoUnloadCart(unsigned char* romdata);\r