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Last change
on this file since 444 was
444,
checked in by satin@…, 6 years ago
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add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
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File size:
1.6 KB
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| Rev | Line | |
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| [444] | 1 | #ifndef _SHARED_MMAN_H_ |
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| 2 | #define _SHARED_MMAN_H_ |
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| 3 | |
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| 4 | typedef enum |
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| 5 | { |
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| 6 | PROT_NONE = 0x0, /*! no access */ |
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| 7 | PROT_EXEC = 0x1, /*! executable */ |
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| 8 | PROT_WRITE = 0x2, /*! writable */ |
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| 9 | PROT_READ = 0x4, /*! readable */ |
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| 10 | } |
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| 11 | mmap_prot_t; |
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| 12 | |
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| 13 | typedef enum |
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| 14 | { |
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| 15 | MAP_FILE = 0x00000000, /*! map an open file defined by its fdid */ |
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| 16 | MAP_ANON = 0x00000001, /*! map an anonymous vseg in local cluster */ |
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| 17 | MAP_REMOTE = 0x00000002, /*! map an anonymous vseg in remote cluster (cxy == fdid) */ |
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| 18 | MAP_PRIVATE = 0x00000010, /*! */ |
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| 19 | MAP_SHARED = 0x00000020, /*! */ |
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| 20 | MAP_FIXED = 0x00000100, /*! non supported */ |
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| 21 | } |
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| 22 | mmap_flags_t; |
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| 23 | |
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| 24 | typedef struct mmap_attr_s |
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| 25 | { |
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| 26 | void * addr; /*! requested virtual address (unused : should be NULL) */ |
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| 27 | unsigned int length; /*! requested vseg size (bytes) */ |
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| 28 | unsigned int prot; /*! access modes */ |
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| 29 | unsigned int flags; /*! MAP_FILE / MAP_ANON / MAP_PRIVATE / MAP_SHARED */ |
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| 30 | unsigned int fdid; /*! file descriptor index (if MAP_FILE) */ |
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| 31 | unsigned int offset; /*! file offset (if MAP_FILE) */ |
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| 32 | } |
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| 33 | mmap_attr_t; |
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| 34 | |
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| 35 | #endif |
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