44 lines
1.3 KiB
C++
44 lines
1.3 KiB
C++
/**
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* @file Mode.cpp
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* @author apio (cloudapio.eu)
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* @brief Visual file permissions parsing and formatting.
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*
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* @copyright Copyright (c) 2023, the Luna authors.
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*
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*/
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#include <os/Mode.h>
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#include <sys/stat.h>
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namespace os
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{
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static char filetype(mode_t mode)
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{
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if (S_ISREG(mode)) return '-';
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if (S_ISDIR(mode)) return 'd';
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if (S_ISCHR(mode)) return 'c';
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if (S_ISBLK(mode)) return 'b';
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if (S_ISLNK(mode)) return 'l';
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if (S_ISFIFO(mode)) return 'p';
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if (S_ISSOCK(mode)) return 's';
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return '?';
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}
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void format_mode(mode_t mode, char out[11])
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{
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out[0] = filetype(mode);
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out[1] = (mode & S_IRUSR) ? 'r' : '-';
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out[2] = (mode & S_IWUSR) ? 'w' : '-';
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out[3] = (mode & S_ISUID) ? ((mode & S_IXUSR) ? 's' : 'S') : ((mode & S_IXUSR) ? 'x' : '-');
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out[4] = (mode & S_IRGRP) ? 'r' : '-';
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out[5] = (mode & S_IWGRP) ? 'w' : '-';
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out[6] = (mode & S_ISGID) ? ((mode & S_IXGRP) ? 's' : 'S') : ((mode & S_IXGRP) ? 'x' : '-');
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out[7] = (mode & S_IROTH) ? 'r' : '-';
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out[8] = (mode & S_IWOTH) ? 'w' : '-';
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out[9] = (mode & S_ISVTX) ? ((mode & S_IXOTH) ? 't' : 'T') : ((mode & S_IXOTH) ? 'x' : '-');
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out[10] = '\0';
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}
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}
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