/* SPDX-License-Identifier: LGPL-2.1+ */
#pragma once
-/***
- This file is part of systemd.
-
- Copyright 2010 Lennart Poettering
-***/
-
#include <dirent.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdio.h>
+#include <sys/stat.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_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()
} WriteStringFileFlags;
+typedef enum {
+ READ_FULL_FILE_SECURE = 1 << 0,
+ READ_FULL_FILE_UNBASE64 = 1 << 1,
+} ReadFullFileFlags;
+
+int fopen_unlocked(const char *path, const char *options, FILE **ret);
+int fdopen_unlocked(int fd, const char *options, FILE **ret);
+FILE* open_memstream_unlocked(char **ptr, size_t *sizeloc);
+
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);
return write_string_file_ts(fn, line, flags, NULL);
}
-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 parse_env_file(const char *fname, const char *separator, ...) _sentinel_;
-int load_env_file(FILE *f, const char *fname, const char *separator, char ***l);
-int load_env_file_pairs(FILE *f, const char *fname, const char *separator, char ***l);
+int write_string_filef(const char *fn, WriteStringFileFlags flags, const char *format, ...) _printf_(3, 4);
-int merge_env_file(char ***env, FILE *f, const char *fname);
+int read_one_line_file(const char *filename, char **line);
+int read_full_file_full(const char *filename, ReadFullFileFlags flags, char **contents, size_t *size);
+static inline int read_full_file(const char *filename, char **contents, size_t *size) {
+ return read_full_file_full(filename, 0, contents, size);
+}
+int read_full_stream_full(FILE *f, const char *filename, ReadFullFileFlags flags, char **contents, size_t *size);
+static inline int read_full_stream(FILE *f, char **contents, size_t *size) {
+ return read_full_stream_full(f, NULL, 0, contents, size);
+}
-int write_env_file(const char *fname, char **l);
+int verify_file(const char *fn, const char *blob, bool accept_extra_nl);
int executable_is_script(const char *path, char **interpreter);
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);
-#define FOREACH_LINE(line, f, on_error) \
- for (;;) \
- if (!fgets(line, sizeof(line), f)) { \
- if (ferror(f)) { \
- on_error; \
- } \
- break; \
- } else
-
int fflush_and_check(FILE *f);
int fflush_sync_and_check(FILE *f);
-int fopen_temporary(const char *path, FILE **_f, char **_temp_path);
-int mkostemp_safe(char *pattern);
-
-int tempfn_xxxxxx(const char *p, const char *extra, char **ret);
-int tempfn_random(const char *p, const char *extra, char **ret);
-int tempfn_random_child(const char *p, const char *extra, char **ret);
-
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 open_tmpfile_unlinkable(const char *directory, int flags);
-int open_tmpfile_linkable(const char *target, int flags, char **ret_path);
-int open_serialization_fd(const char *ident);
+typedef enum ReadLineFlags {
+ READ_LINE_ONLY_NUL = 1 << 0,
+} ReadLineFlags;
+
+int read_line_full(FILE *f, size_t limit, ReadLineFlags flags, char **ret);
-int link_tmpfile(int fd, const char *path, const char *target);
+static inline int read_line(FILE *f, size_t limit, char **ret) {
+ return read_line_full(f, limit, 0, ret);
+}
-int read_nul_string(FILE *f, char **ret);
+static inline int read_nul_string(FILE *f, size_t limit, char **ret) {
+ return read_line_full(f, limit, READ_LINE_ONLY_NUL, ret);
+}
-int mkdtemp_malloc(const char *template, char **ret);
+int safe_fgetc(FILE *f, char *ret);
-int read_line(FILE *f, size_t limit, char **ret);
+int warn_file_is_world_accessible(const char *filename, struct stat *st, const char *unit, unsigned line);
projects / thirdparty / systemd.git / blobdiff