add ps2 vmc backend

include/mcio.h

@@ -0,0 +1,129 @@
+/*
+ * ps3mca-tool - PlayStation 3 Memory Card Adaptor Software
+ * Copyright (C) 2011 - jimmikaelkael <jimmikaelkael@wanadoo.fr>
+ * Copyright (C) 2011 - "someone who wants to stay anonymous"
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __MCIO_H__
+#define __MCIO_H__
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <inttypes.h>
+
+struct sceMcStDateTime {
+	uint8_t  Resv2;
+	uint8_t  Sec;
+	uint8_t  Min;
+	uint8_t  Hour;
+	uint8_t  Day;
+	uint8_t  Month;
+	uint16_t Year;
+} __attribute__((packed));
+
+struct MCFsEntry { /* size = 512 */
+	uint16_t mode;
+	uint16_t unused;
+	uint32_t length;
+	struct sceMcStDateTime created;
+	uint32_t cluster;
+	uint32_t dir_entry;
+	struct sceMcStDateTime modified;
+	uint32_t attr;
+	uint32_t unused2[7];
+	char     name[32];
+	uint8_t  unused3[416];
+} __attribute__((packed));
+
+struct io_stat {
+	uint32_t mode;
+	uint32_t attr;
+	uint32_t size;
+	struct sceMcStDateTime ctime;
+	struct sceMcStDateTime mtime;
+} __attribute__((packed));
+
+struct io_dirent {
+	struct io_stat stat;
+	char name[256];
+	uint32_t unknown;
+} __attribute__((packed));
+
+int mcio_vmcInit(const char* vmc);
+void mcio_vmcFinish(void);
+int mcio_mcDetect(void);
+int mcio_mcGetInfo(int *pagesize, int *blocksize, int *cardsize, int *cardflags);
+int mcio_mcGetAvailableSpace(int *cardfree);
+int mcio_mcOpen(const char *filename, int flag);
+int mcio_mcClose(int fd);
+int mcio_mcRead(int fd, void *buf, int length);
+int mcio_mcWrite(int fd, void *buf, int length);
+int mcio_mcSeek(int fd, int offset, int origin);
+int mcio_mcCreateCrossLinkedFile(const char *real_filename, const char *dummy_filename);
+int mcio_mcDopen(const char *dirname);
+int mcio_mcDclose(int fd);
+int mcio_mcDread(int fd, struct io_dirent *dirent);
+int mcio_mcMkDir(const char *dirname);
+int mcio_mcReadPage(int pagenum, void *buf);
+int mcio_mcUnformat(void);
+int mcio_mcFormat(void);
+int mcio_mcRemove(const char *filename);
+int mcio_mcRmDir(const char *dirname);
+int mcio_mcStat(const char *filename, struct io_dirent *dirent);
+int mcio_mcSetStat(const char *filename, const struct io_dirent *dirent);
+
+/* MC error codes */
+#define sceMcResSucceed			 0
+#define sceMcResChangedCard		-1
+#define sceMcResNoFormat		-2
+#define sceMcResFullDevice		-3
+#define sceMcResNoEntry			-4
+#define sceMcResDeniedPermit		-5
+#define sceMcResNotEmpty		-6
+#define sceMcResUpLimitHandle		-7
+#define sceMcResFailReplace		-8
+#define sceMcResFailResetAuth		-11
+#define sceMcResFailDetect		-12
+#define sceMcResFailDetect2		-13
+#define sceMcResFailReadCluster		-21
+#define sceMcResFailCheckBackupBlocks	-47
+#define sceMcResFailIO			-48
+#define sceMcResFailSetDeviceSpecs	-49
+#define sceMcResDeniedPS1Permit		-51
+#define sceMcResFailAuth		-90
+#define sceMcResNotDir			-100
+#define sceMcResNotFile			-101
+
+/* file attributes */
+#ifndef sceMcFileAttrReadable
+#define sceMcFileAttrReadable         0x0001
+#define sceMcFileAttrWriteable        0x0002
+#define sceMcFileAttrExecutable       0x0004
+#define sceMcFileAttrDupProhibit      0x0008
+#define sceMcFileAttrFile             0x0010
+#define sceMcFileAttrSubdir           0x0020
+#define sceMcFileCreateDir            0x0040
+#define sceMcFileAttrClosed           0x0080
+#define sceMcFileCreateFile           0x0200
+#define sceMcFile0400                 0x0400
+#define sceMcFileAttrPDAExec          0x0800
+#define sceMcFileAttrPS1              0x1000
+#define sceMcFileAttrHidden           0x2000
+#define sceMcFileAttrExists           0x8000
+#endif
+
+#endif
+

include/util.h

@@ -17,6 +17,13 @@ int unmmap_file(u8 *data, u64 size);
 int calculate_hmac_hash(const u8 *data, u64 size, const u8 *key, u32 key_length, u8 output[20]);
 int calculate_file_hmac_hash(const char *file_path, const u8 *key, u32 key_length, u8 output[20]);
 
+void append_le_uint16(uint8_t *buf, uint16_t val);
+void append_le_uint32(uint8_t *buf, uint32_t val);
+void append_le_uint64(uint8_t *buf, uint64_t val);
+uint16_t read_le_uint16(const uint8_t *buf);
+uint32_t read_le_uint32(const uint8_t *buf);
+uint64_t read_le_uint64(const uint8_t *buf);
+
 u64 align_to_pow2(u64 offset, u64 alignment);
 
 #endif /* !_UTIL_H_ */