57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
#ifndef FS_H
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#define FS_H
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#include <types.h>
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#define FS_FILE 0x01
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#define FS_DIRECTORY 0x02
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#define FS_CHARDEVICE 0x04
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#define FS_BLOCKDEVICE 0x08
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#define FS_PIPE 0x10
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#define FS_SYMLINK 0x20
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#define FS_MOUNTPOINT 0x40
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struct fs_node;
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typedef uint32_t(*read_type_t) (struct fs_node *, uint32_t, uint32_t, uint8_t *);
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typedef uint32_t(*write_type_t) (struct fs_node *, uint32_t, uint32_t, uint8_t *);
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typedef void (*open_type_t) (struct fs_node *, uint8_t read, uint8_t write);
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typedef void (*close_type_t) (struct fs_node *);
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typedef struct dirent *(*readdir_type_t) (struct fs_node *, uint32_t);
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typedef struct fs_node *(*finddir_type_t) (struct fs_node *, char *name);
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typedef struct fs_node {
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char name[256];
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uint32_t mask;
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uint32_t uid;
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uint32_t gid;
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uint32_t flags;
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uint32_t inode;
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uint32_t length;
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uint32_t impl;
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read_type_t read;
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write_type_t write;
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open_type_t open;
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close_type_t close;
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readdir_type_t readdir;
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finddir_type_t finddir;
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struct fs_node *ptr;
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} fs_node_t;
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struct dirent {
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char name[256];
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uint32_t ino;
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};
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extern fs_node_t *fs_root;
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uint32_t read_fs(fs_node_t * node, uint32_t offset, uint32_t size, uint8_t * buffer);
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uint32_t write_fs(fs_node_t * node, uint32_t offset, uint32_t size, uint8_t * buffer);
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void open_fs(fs_node_t * node, uint8_t read, uint8_t write);
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void close_fs(fs_node_t * node);
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struct dirent *readdir_fs(fs_node_t * node, uint32_t index);
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fs_node_t *finddir_fs(fs_node_t * node, char *name);
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fs_node_t *kopen(const char *filename, uint32_t flags);
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#endif
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