30 lines
921 B
C
Executable File
30 lines
921 B
C
Executable File
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#ifndef _MMAN_H
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#define _MMAN_H
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#ifndef _TYPES_H
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#include <sys/types.h>
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#endif
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/* prot argument for mmap() */
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#define PROT_NONE 0x00 /* no permissions */
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#define PROT_READ 0x01 /* pages can be read */
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#define PROT_WRITE 0x02 /* pages can be written */
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#define PROT_EXEC 0x04 /* pages can be executed */
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/* flags argument for mmap() */
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#define MAP_SHARED 0x0001 /* share changes */
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#define MAP_PRIVATE 0x0002 /* changes are private */
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#define MAP_ANON 0x0004 /* anonymous memory */
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#define MAP_PREALLOC 0x0008 /* not on-demand */
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#define MAP_CONTIG 0x0010 /* contiguous in physical memory */
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#define MAP_LOWER16M 0x0020 /* physically below 16MB */
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/* mmap() error return */
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#define MAP_FAILED ((void *)-1)
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_PROTOTYPE( void *mmap, (void *, size_t, int, int, int, off_t));
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_PROTOTYPE( int munmap, (void *, size_t));
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#endif /* _MMAN_H */
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