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[/] [c0or1k/] [trunk/] [conts/] [posix/] [mm0/] [include/] [mmap.h] - Rev 2
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/* * Prototypes for mmap/munmap functions that do the actual work. * * Copyright (C) 2007 Bahadir Balban */ #ifndef __MM0_MMAP_H__ #define __MM0_MMAP_H__ #include <task.h> #include <vm_area.h> /* POSIX-defined mmap flags */ #define PROT_READ 0x1 #define PROT_WRITE 0x2 #define PROT_EXEC 0x4 #define PROT_NONE 0x0 #define MAP_ANONYMOUS 0x20 #define MAP_FIXED 0x10 #define MAP_SHARED 0x01 #define MAP_PRIVATE 0x02 #define MAP_GROWSDOWN 0x00100 struct vm_area *vma_new(unsigned long pfn_start, unsigned long npages, unsigned int flags, unsigned long file_offset); int do_munmap(struct tcb *task, unsigned long vaddr, unsigned long size); void *do_mmap(struct vm_file *mapfile, unsigned long f_offset, struct tcb *t, unsigned long map_address, unsigned int flags, unsigned int pages); int mmap_address_validate(struct tcb *t, unsigned long map_address, unsigned int vm_flags); #endif /* __MM0_MMAP_H__ */