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799177feda
Currently you can only mmap the entire framebuffer. Using this when starting up the WindowServer gets us yet another step closer towards it moving into userspace. :^)
58 lines
2.1 KiB
C
58 lines
2.1 KiB
C
#pragma once
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#include "InodeIdentifier.h"
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#include "UnixTypes.h"
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#include <AK/HashTable.h>
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inline bool is_directory(mode_t mode) { return (mode & 0170000) == 0040000; }
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inline bool is_character_device(mode_t mode) { return (mode & 0170000) == 0020000; }
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inline bool is_block_device(mode_t mode) { return (mode & 0170000) == 0060000; }
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inline bool is_regular_file(mode_t mode) { return (mode & 0170000) == 0100000; }
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inline bool is_fifo(mode_t mode) { return (mode & 0170000) == 0010000; }
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inline bool is_symlink(mode_t mode) { return (mode & 0170000) == 0120000; }
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inline bool is_socket(mode_t mode) { return (mode & 0170000) == 0140000; }
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inline bool is_sticky(mode_t mode) { return mode & 01000; }
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inline bool is_setuid(mode_t mode) { return mode & 04000; }
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inline bool is_setgid(mode_t mode) { return mode & 02000; }
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struct InodeMetadata {
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bool is_valid() const { return inode.is_valid(); }
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bool may_execute(uid_t u, const HashTable<gid_t>& g) const
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{
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if (uid == u)
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return mode & 0100;
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if (g.contains(gid))
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return mode & 0010;
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return mode & 0001;
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}
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bool is_directory() const { return ::is_directory(mode); }
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bool is_character_device() const { return ::is_character_device(mode); }
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bool is_block_device() const { return ::is_block_device(mode); }
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bool is_device() const { return is_character_device() || is_block_device(); }
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bool is_regular_file() const { return ::is_regular_file(mode); }
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bool is_fifo() const { return ::is_fifo(mode); }
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bool is_symlink() const { return ::is_symlink(mode); }
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bool is_socket() const { return ::is_socket(mode); }
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bool is_sticky() const { return ::is_sticky(mode); }
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bool is_setuid() const { return ::is_setuid(mode); }
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bool is_setgid() const { return ::is_setgid(mode); }
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InodeIdentifier inode;
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off_t size { 0 };
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mode_t mode { 0 };
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uid_t uid { 0 };
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gid_t gid { 0 };
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nlink_t link_count { 0 };
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time_t atime { 0 };
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time_t ctime { 0 };
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time_t mtime { 0 };
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time_t dtime { 0 };
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blkcnt_t block_count { 0 };
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blksize_t block_size { 0 };
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unsigned major_device { 0 };
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unsigned minor_device { 0 };
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};
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