Du kan inte välja fler än 25 ämnen
Ämnen måste starta med en bokstav eller siffra, kan innehålla bindestreck ('-') och vara max 35 tecken långa.
68 rader
1.3 KiB
68 rader
1.3 KiB
#include <defs.h>
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#include <string.h>
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#include <syscall.h>
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#include <stdio.h>
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#include <stat.h>
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#include <error.h>
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#include <unistd.h>
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int
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open(const char *path, uint32_t open_flags) {
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return sys_open(path, open_flags);
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}
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int
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close(int fd) {
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return sys_close(fd);
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}
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int
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read(int fd, void *base, size_t len) {
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return sys_read(fd, base, len);
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}
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int
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write(int fd, void *base, size_t len) {
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return sys_write(fd, base, len);
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}
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int
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seek(int fd, off_t pos, int whence) {
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return sys_seek(fd, pos, whence);
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}
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int
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fstat(int fd, struct stat *stat) {
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return sys_fstat(fd, stat);
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}
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int
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fsync(int fd) {
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return sys_fsync(fd);
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}
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int
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dup2(int fd1, int fd2) {
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return sys_dup(fd1, fd2);
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}
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static char
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transmode(struct stat *stat) {
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uint32_t mode = stat->st_mode;
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if (S_ISREG(mode)) return 'r';
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if (S_ISDIR(mode)) return 'd';
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if (S_ISLNK(mode)) return 'l';
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if (S_ISCHR(mode)) return 'c';
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if (S_ISBLK(mode)) return 'b';
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return '-';
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}
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void
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print_stat(const char *name, int fd, struct stat *stat) {
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cprintf("[%03d] %s\n", fd, name);
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cprintf(" mode : %c\n", transmode(stat));
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cprintf(" links : %lu\n", stat->st_nlinks);
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cprintf(" blocks : %lu\n", stat->st_blocks);
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cprintf(" size : %lu\n", stat->st_size);
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}
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