add ps1 code

include/ps1card.h

@@ -0,0 +1,92 @@
+#include <inttypes.h>
+
+#define PS1CARD_MAX_SLOTS       15
+#define PS1CARD_HEADER_SIZE     128
+#define PS1CARD_BLOCK_SIZE      8192
+#define PS1CARD_SIZE            131072
+
+enum ps1card_type
+{
+    PS1CARD_NULL,
+    PS1CARD_RAW,
+    PS1CARD_GME,
+    PS1CARD_VGS,
+    PS1CARD_VMP,
+    PS1CARD_MCX,
+};
+
+enum ps1save_type
+{
+    PS1SAVE_NULL,
+    PS1SAVE_AR,
+    PS1SAVE_MCS,
+    PS1SAVE_RAW,
+    PS1SAVE_PSV,
+};
+
+enum ps1block_type
+{
+    PS1BLOCK_FORMATTED,
+    PS1BLOCK_INITIAL,
+    PS1BLOCK_MIDDLELINK,
+    PS1BLOCK_ENDLINK,
+    PS1BLOCK_DELETED_INITIAL,
+    PS1BLOCK_DELETED_MIDDLELINK,
+    PS1BLOCK_DELETED_ENDLINK,
+    PS1BLOCK_CORRUPTED,
+};
+
+typedef struct ps1McData
+{
+    uint8_t* headerData;                //Memory Card header data (128 bytes each)
+    uint8_t* saveData;                  //Memory Card save data (8192 bytes each)
+    uint32_t iconPalette[16];           //Memory Card icon palette data
+    uint8_t iconData[3][256];           //Memory Card icon data, 3 icons per slot, (16*16px icons)
+    uint8_t iconFrames;                 //Number of icon frames
+    uint8_t saveType;                   //Type of the save (0 - formatted, 1 - initial, 2 - middle link, 3 - end link, 4 - deleted initial, 5 - deleted middle link, 6 - deleted end link, 7 - corrupted)
+    uint16_t saveRegion;                //Region of the save (16 bit value, ASCII representation: BA - America, BE - Europe, BI - Japan)
+    char saveProdCode[11];              //Product code of the save
+    char saveIdentifier[9];             //Identifier string of the save
+    int saveSize;                       //Size of the save in Bytes
+    char saveName[21];                  //Name of the save
+    char saveTitle[65];                 //Title of the save data (in Shift-JIS format)
+} ps1mcData_t;
+
+//Open Memory Card from the given filename (return error message if operation is not sucessful)
+int openMemoryCard(const char* fileName, int fixData);
+
+//Open memory card from the given byte stream
+int openMemoryCardStream(const uint8_t* memCardData, int dataSize, int fixData);
+
+//Save (export) Memory Card to a given byte stream
+uint8_t* saveMemoryCardStream(int fixData);
+
+//Save Memory Card to the given filename
+int saveMemoryCard(const char* fileName, int memoryCardType, int fixData);
+
+//Format a complete Memory Card
+void formatMemoryCard(void);
+
+//Import single save to the Memory Card
+int openSingleSave(const char* fileName, int* requiredSlots);
+
+//Save single save to the given filename
+int saveSingleSave(const char* fileName, int slotNumber, int singleSaveType);
+
+//Get icon data as bytes
+uint8_t* getIconRGBA(int slotNumber, int frame);
+
+//Set icon data to saveData
+void setIconBytes(int slotNumber, uint8_t* iconBytes);
+
+//Return all bytes of the specified save
+uint8_t* getSaveBytes(int slotNumber, uint32_t* saveLen);
+
+//Toggle deleted/undeleted status
+void toggleDeleteSave(int slotNumber);
+
+//Format save
+int formatSave(int slotNumber);
+
+//Get Memory Card data
+ps1mcData_t* getMemoryCardData(void);