support for zipped ISOs

[picodrive.git] / Pico / Pico.h

diff --git a/Pico/Pico.h b/Pico/Pico.h
index 7e7633c..f997c5c 100644 (file)
--- a/Pico/Pico.h
+++ b/Pico/Pico.h
@@ -31,6 +31,7 @@ void mp3_update(int *buffer, int length, int stereo);
 // enable_ym2612&dac, enable_sn76496, enable_z80, stereo_sound,\r
 // alt_renderer, 6button_gamepad, accurate_timing, accurate_sprites,\r
 // draw_no_32col_border, external_ym2612, enable_pcm, enable cdda\r
+// enable_cdgfx, cd_perfect_sync\r
 extern int PicoOpt;\r
 extern int PicoVer;\r
 extern int PicoSkipFrame; // skip rendering frame, but still do sound (if enabled) and emulation stuff\r
@@ -50,18 +51,35 @@ int PicoFrameMCD(void);
 typedef size_t (arearw)(void *p, size_t _size, size_t _n, void *file);\r
 typedef size_t (areaeof)(void *file);\r
 typedef int    (areaseek)(void *file, long offset, int whence);\r
+typedef int    (areaclose)(void *file);\r
 // Save or load the state from PmovFile:\r
 int PmovState(int PmovAction, void *PmovFile); // &1=for reading &2=for writing &4=volatile &8=non-volatile\r
 extern arearw  *areaRead;  // external read and write function pointers for\r
 extern arearw  *areaWrite; // gzip save state ability\r
 extern areaeof *areaEof;\r
 extern areaseek *areaSeek;\r
+extern areaclose *areaClose;\r
+extern void (*PicoStateProgressCB)(const char *str);\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