67 lines
2.6 KiB
C
67 lines
2.6 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
|
|
#pragma once
|
|
|
|
#include <dirent.h>
|
|
#include <stdbool.h>
|
|
#include <stddef.h>
|
|
#include <stdio.h>
|
|
#include <sys/types.h>
|
|
|
|
#include "macro.h"
|
|
#include "time-util.h"
|
|
|
|
#define LONG_LINE_MAX (1U*1024U*1024U)
|
|
|
|
typedef enum {
|
|
WRITE_STRING_FILE_CREATE = 1 << 0,
|
|
WRITE_STRING_FILE_ATOMIC = 1 << 1,
|
|
WRITE_STRING_FILE_AVOID_NEWLINE = 1 << 2,
|
|
WRITE_STRING_FILE_VERIFY_ON_FAILURE = 1 << 3,
|
|
WRITE_STRING_FILE_SYNC = 1 << 4,
|
|
WRITE_STRING_FILE_DISABLE_BUFFER = 1 << 5,
|
|
WRITE_STRING_FILE_NOFOLLOW = 1 << 6,
|
|
|
|
/* And before you wonder, why write_string_file_atomic_label_ts() is a separate function instead of just one
|
|
more flag here: it's about linking: we don't want to pull -lselinux into all users of write_string_file()
|
|
and friends. */
|
|
|
|
} WriteStringFileFlags;
|
|
|
|
int write_string_stream_ts(FILE *f, const char *line, WriteStringFileFlags flags, struct timespec *ts);
|
|
static inline int write_string_stream(FILE *f, const char *line, WriteStringFileFlags flags) {
|
|
return write_string_stream_ts(f, line, flags, NULL);
|
|
}
|
|
int write_string_file_ts(const char *fn, const char *line, WriteStringFileFlags flags, struct timespec *ts);
|
|
static inline int write_string_file(const char *fn, const char *line, WriteStringFileFlags flags) {
|
|
return write_string_file_ts(fn, line, flags, NULL);
|
|
}
|
|
|
|
int write_string_filef(const char *fn, WriteStringFileFlags flags, const char *format, ...) _printf_(3, 4);
|
|
|
|
int read_one_line_file(const char *fn, char **line);
|
|
int read_full_file(const char *fn, char **contents, size_t *size);
|
|
int read_full_stream(FILE *f, char **contents, size_t *size);
|
|
|
|
int verify_file(const char *fn, const char *blob, bool accept_extra_nl);
|
|
|
|
int executable_is_script(const char *path, char **interpreter);
|
|
|
|
int get_proc_field(const char *filename, const char *pattern, const char *terminator, char **field);
|
|
|
|
DIR *xopendirat(int dirfd, const char *name, int flags);
|
|
|
|
int search_and_fopen(const char *path, const char *mode, const char *root, const char **search, FILE **_f);
|
|
int search_and_fopen_nulstr(const char *path, const char *mode, const char *root, const char *search, FILE **_f);
|
|
|
|
int fflush_and_check(FILE *f);
|
|
int fflush_sync_and_check(FILE *f);
|
|
|
|
int write_timestamp_file_atomic(const char *fn, usec_t n);
|
|
int read_timestamp_file(const char *fn, usec_t *ret);
|
|
|
|
int fputs_with_space(FILE *f, const char *s, const char *separator, bool *space);
|
|
|
|
int read_nul_string(FILE *f, char **ret);
|
|
|
|
int read_line(FILE *f, size_t limit, char **ret);
|