1 #ifndef __MONO_UTILS_MMAP_H__
2 #define __MONO_UTILS_MMAP_H__
5 #include <mono/utils/mono-publib.h>
10 MONO_MMAP_READ = 1 << 0,
11 MONO_MMAP_WRITE = 1 << 1,
12 MONO_MMAP_EXEC = 1 << 2,
13 /* make the OS discard the dirty data and fill with 0 */
14 MONO_MMAP_DISCARD = 1 << 3,
15 /* other flags (add commit, sync) */
16 MONO_MMAP_PRIVATE = 1 << 4,
17 MONO_MMAP_SHARED = 1 << 5,
18 MONO_MMAP_ANON = 1 << 6,
19 MONO_MMAP_FIXED = 1 << 7,
20 MONO_MMAP_32BIT = 1 << 8
24 MONO_MEM_ACCOUNT_CODE,
25 MONO_MEM_ACCOUNT_HAZARD_POINTERS,
26 MONO_MEM_ACCOUNT_DOMAIN,
27 MONO_MEM_ACCOUNT_SGEN_INTERNAL,
28 MONO_MEM_ACCOUNT_SGEN_NURSERY,
29 MONO_MEM_ACCOUNT_SGEN_LOS,
30 MONO_MEM_ACCOUNT_SGEN_MARKSWEEP,
31 MONO_MEM_ACCOUNT_SGEN_CARD_TABLE,
32 MONO_MEM_ACCOUNT_SGEN_SHADOW_CARD_TABLE,
33 MONO_MEM_ACCOUNT_SGEN_DEBUGGING,
34 MONO_MEM_ACCOUNT_SGEN_BINARY_PROTOCOL,
35 MONO_MEM_ACCOUNT_EXCEPTIONS,
36 MONO_MEM_ACCOUNT_PROFILER,
37 MONO_MEM_ACCOUNT_OTHER,
42 * A simple interface to fopen/fstat/fileno
44 typedef struct _MonoFileMap MonoFileMap;
46 MONO_API MonoFileMap *mono_file_map_open (const char* name);
47 MONO_API guint64 mono_file_map_size (MonoFileMap *fmap);
48 MONO_API int mono_file_map_fd (MonoFileMap *fmap);
49 MONO_API int mono_file_map_close (MonoFileMap *fmap);
51 MONO_API int mono_pagesize (void);
52 MONO_API void* mono_valloc (void *addr, size_t length, int flags, MonoMemAccountType type);
53 MONO_API void* mono_valloc_aligned (size_t length, size_t alignment, int flags, MonoMemAccountType type);
54 MONO_API int mono_vfree (void *addr, size_t length, MonoMemAccountType type);
55 MONO_API void* mono_file_map (size_t length, int flags, int fd, guint64 offset, void **ret_handle);
56 MONO_API int mono_file_unmap (void *addr, void *handle);
58 MONO_API void* mono_file_map_fileio (size_t length, int flags, int fd, guint64 offset, void **ret_handle);
59 MONO_API int mono_file_unmap_fileio (void *addr, void *handle);
61 MONO_API int mono_mprotect (void *addr, size_t length, int flags);
63 MONO_API const char* mono_mem_account_type_name (MonoMemAccountType type);
64 MONO_API void mono_mem_account_register_counters (void);
66 MONO_API void* mono_shared_area (void);
67 MONO_API void mono_shared_area_remove (void);
68 MONO_API void* mono_shared_area_for_pid (void *pid);
69 MONO_API void mono_shared_area_unload (void *area);
70 MONO_API int mono_shared_area_instances (void **array, int count);
73 * On systems where we have to load code into memory instead of mmaping
74 * we allow for the allocator to be set. This function is only
75 * defined on those platforms.
77 typedef void *(*mono_file_map_alloc_fn) (size_t length);
78 typedef void (*mono_file_map_release_fn) (void *addr);
80 MONO_API void mono_file_map_set_allocator (mono_file_map_alloc_fn alloc, mono_file_map_release_fn release);
82 #endif /* __MONO_UTILS_MMAP_H__ */