yushaksoesilo.id

Linux lubukraya.iixcp.rumahweb.net 5.14.0-570.30.1.el9_6.x86_64 #1 SMP PREEMPT_DYNAMIC Wed Jul 30 05:12:29 EDT 2025 x86_64
LiteSpeed
203.175.8.151
Cant read /etc/named.conf

File Name : secureio.h

// Secure I/O and filesystem operations

#ifndef _SECUREIO_H_
#define _SECUREIO_H_

#include <sys/types.h>

#define SECUREIO_BUFSIZE 8192

// Writes absolute path pointed by descriptor fd to buffer *buf
// Returns buf if successful
// Returns NULL if error has occured
char *get_path_from_descriptor(int fd, char *buf);

// Returns 1 if subdir is subdirectory of dir, 0 otherwise
int is_subdir(const char *dir, const char *subdir);

// Opens path for reading not following symlinks and verifies that opened path is inside parent_path
// Returns:
// descriptor if successful
// -1 if path does not exist or is a symlink
// -2 if opened path is NOT inside parent_path or cannot be determined
int open_not_symlink(const char *path, const char *parent_path);

// Closes descriptor (if it is > 0)
void closefd(int fd);

// Tries to read first directory entry in order to ensure that descriptor is valid
// Returns 0 if reading succeeded or -1 if error has occured
int check_dir(int fd);

// Checks if path is a directory (in secure manner)
// Also opens path (if descriptor fd == -1) and then checks that opened path is inside parent_path
// Returns descriptor if path refers to directory
// Returns -1 if path does not exist or is not a directory
// Returns -2 if opened path is NOT inside parent_path or cannot be determined
int isdir(const char *path, int fd, const char *parent_path);

// Sets permissions to directory (in secure manner)
// Returns descriptor if successful
// Returns -1 if error has occured
// Returns -2 if opened path is NOT inside parent_path or cannot be determined
int set_perm_dir_secure(const char *path, mode_t perm, int fd, const char *parent_path);

// Sets owner and group of directory (in secure manner)
// Returns descriptor if successful
// Returns -1 if error has occured
// Returns -2 if opened path is NOT inside parent_path or cannot be determined
int set_owner_dir_secure(const char *path, uid_t uid, gid_t gid, int fd, const char *parent_path);

// Creates directory if it does not exist, sets permissions/owner otherwise
// Returns descriptor if successful
// Returns -1 if error has occured
int create_dir_secure(const char *path, mode_t perm, uid_t uid, gid_t gid, int fd, const char *parent_path);

// Recursive directory creation function
// Returns 0 if successful
// Returns -1 if error has occured
int makedirs_secure(const char *path, mode_t perm, uid_t uid, gid_t gid, const char *parent_path);

#endif

Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	root/root	drwxr-xr-x	2026-06-03 03:26:36
..	dir	-	root/root	drwxr-xr-x	2026-06-03 03:34:24
lvd-map.h	text/x-c	4.21 KB	root/root	-rw-r--r--	2026-05-18 08:19:22
lve-ctl.h	text/x-c	12.54 KB	root/root	-rw-r--r--	2026-05-18 08:19:22
lve-type.h	text/x-c	2.46 KB	root/root	-rw-r--r--	2026-05-18 08:19:22
secureio.h	text/x-c	2.4 KB	root/root	-rw-r--r--	2026-05-18 08:19:22
setcap.h	text/x-c	480 B	root/root	-rw-r--r--	2026-05-18 08:19:22