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VFS updates, readme updates.

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Separated vfs file as a specific file. vm file is not always a vfs file.
Updated the README
sys_open was not returning back to client, added that.
Added comments for future vfs additions.
This commit is contained in:
Bahadir Balban
2008-04-09 16:55:54 +01:00
parent dd3f35bbd4
commit 81ebffdc87
9 changed files with 96 additions and 35 deletions
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12
tasks/mm0/include/file.h
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@@ -2,6 +2,7 @@
#define __MM0_FILE_H__
#include <l4/lib/list.h>
#include <l4lib/types.h>
#include <posix/sys/types.h>
void vmfile_init(void);
@@ -17,6 +18,15 @@ int sys_read(l4id_t sender, int fd, void *buf, int count);
int sys_write(l4id_t sender, int fd, void *buf, int count);
int sys_lseek(l4id_t sender, int fd, off_t offset, int whence);
#define vm_file_to_vnum(f) (*(unsigned long *)((f)->priv_data))
struct vfs_file_data {
unsigned long vnum;
};
#define vm_file_to_vnum(f) \
(((struct vfs_file_data *)((f)->priv_data))->vnum)
struct vm_file *vfs_file_create(void);
extern struct list_head vm_file_list;
#endif /* __MM0_FILE_H__ */