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-rw-r--r--src/basic/util.h119
1 files changed, 76 insertions, 43 deletions
diff --git a/src/basic/util.h b/src/basic/util.h
index ff7a00e928..a3ebb987e4 100644
--- a/src/basic/util.h
+++ b/src/basic/util.h
@@ -22,30 +22,29 @@
***/
#include <alloca.h>
+#include <dirent.h>
#include <fcntl.h>
#include <inttypes.h>
-#include <time.h>
+#include <limits.h>
+#include <locale.h>
+#include <mntent.h>
#include <stdarg.h>
#include <stdbool.h>
-#include <stdlib.h>
+#include <stddef.h>
#include <stdio.h>
-#include <sched.h>
-#include <limits.h>
-#include <sys/types.h>
+#include <stdlib.h>
+#include <sys/inotify.h>
#include <sys/socket.h>
#include <sys/stat.h>
-#include <dirent.h>
-#include <stddef.h>
-#include <unistd.h>
-#include <locale.h>
-#include <mntent.h>
-#include <sys/inotify.h>
#include <sys/statfs.h>
+#include <sys/types.h>
+#include <time.h>
+#include <unistd.h>
+#include "formats-util.h"
#include "macro.h"
#include "missing.h"
#include "time-util.h"
-#include "formats-util.h"
/* What is interpreted as whitespace? */
#define WHITESPACE " \t\n\r"
@@ -149,12 +148,22 @@ void safe_close_pair(int p[]);
void close_many(const int fds[], unsigned n_fd);
-int parse_size(const char *t, off_t base, off_t *size);
+int fclose_nointr(FILE *f);
+FILE* safe_fclose(FILE *f);
+DIR* safe_closedir(DIR *f);
+
+int parse_size(const char *t, uint64_t base, uint64_t *size);
int parse_boolean(const char *v) _pure_;
int parse_pid(const char *s, pid_t* ret_pid);
int parse_uid(const char *s, uid_t* ret_uid);
-#define parse_gid(s, ret_uid) parse_uid(s, ret_uid)
+#define parse_gid(s, ret_gid) parse_uid(s, ret_gid)
+
+bool uid_is_valid(uid_t uid);
+
+static inline bool gid_is_valid(gid_t gid) {
+ return uid_is_valid((uid_t) gid);
+}
int safe_atou(const char *s, unsigned *ret_u);
int safe_atoi(const char *s, int *ret_i);
@@ -283,9 +292,9 @@ bool chars_intersect(const char *a, const char *b) _pure_;
ssize_t string_table_lookup(const char * const *table, size_t len, const char *key);
-#define _DEFINE_STRING_TABLE_LOOKUP_FROM_STRING(name,type,scope) \
- scope inline type name##_from_string(const char *s) { \
- return (type)string_table_lookup(name##_table, ELEMENTSOF(name##_table), s); \
+#define _DEFINE_STRING_TABLE_LOOKUP_FROM_STRING(name,type,scope) \
+ scope type name##_from_string(const char *s) { \
+ return (type) string_table_lookup(name##_table, ELEMENTSOF(name##_table), s); \
}
#define _DEFINE_STRING_TABLE_LOOKUP(name,type,scope) \
@@ -302,17 +311,15 @@ ssize_t string_table_lookup(const char * const *table, size_t len, const char *k
#define DEFINE_STRING_TABLE_LOOKUP_WITH_FALLBACK(name,type,max) \
int name##_to_string_alloc(type i, char **str) { \
char *s; \
- int r; \
if (i < 0 || i > max) \
return -ERANGE; \
if (i < (type) ELEMENTSOF(name##_table)) { \
s = strdup(name##_table[i]); \
if (!s) \
- return log_oom(); \
+ return -ENOMEM; \
} else { \
- r = asprintf(&s, "%i", i); \
- if (r < 0) \
- return log_oom(); \
+ if (asprintf(&s, "%i", i) < 0) \
+ return -ENOMEM; \
} \
*str = s; \
return 0; \
@@ -320,10 +327,10 @@ ssize_t string_table_lookup(const char * const *table, size_t len, const char *k
type name##_from_string(const char *s) { \
type i; \
unsigned u = 0; \
- assert(s); \
- for (i = 0; i < (type)ELEMENTSOF(name##_table); i++) \
- if (name##_table[i] && \
- streq(name##_table[i], s)) \
+ if (!s) \
+ return (type) -1; \
+ for (i = 0; i < (type) ELEMENTSOF(name##_table); i++) \
+ if (streq_ptr(name##_table[i], s)) \
return i; \
if (safe_atou(s, &u) >= 0 && u <= max) \
return (type) u; \
@@ -351,6 +358,14 @@ bool is_device_path(const char *path);
int dir_is_empty(const char *path);
char* dirname_malloc(const char *path);
+static inline int dir_is_populated(const char *path) {
+ int r;
+ r = dir_is_empty(path);
+ if (r < 0)
+ return r;
+ return !r;
+}
+
char* lookup_uid(uid_t uid);
char* getlogname_malloc(void);
char* getusername_malloc(void);
@@ -358,17 +373,20 @@ char* getusername_malloc(void);
int chmod_and_chown(const char *path, mode_t mode, uid_t uid, gid_t gid);
int fchmod_and_fchown(int fd, mode_t mode, uid_t uid, gid_t gid);
+typedef long statfs_f_type_t;
+
+bool is_fs_type(const struct statfs *s, statfs_f_type_t magic_value) _pure_;
+int fd_check_fstype(int fd, statfs_f_type_t magic_value);
+int path_check_fstype(const char *path, statfs_f_type_t magic_value);
+
bool is_temporary_fs(const struct statfs *s) _pure_;
int fd_is_temporary_fs(int fd);
int pipe_eof(int fd);
-DEFINE_TRIVIAL_CLEANUP_FUNC(cpu_set_t*, CPU_FREE);
-#define _cleanup_cpu_free_ _cleanup_(CPU_FREEp)
-
-cpu_set_t* cpu_set_malloc(unsigned *ncpus);
-
-#define xsprintf(buf, fmt, ...) assert_se((size_t) snprintf(buf, ELEMENTSOF(buf), fmt, __VA_ARGS__) < ELEMENTSOF(buf))
+#define xsprintf(buf, fmt, ...) \
+ assert_message_se((size_t) snprintf(buf, ELEMENTSOF(buf), fmt, __VA_ARGS__) < ELEMENTSOF(buf), \
+ "xsprintf: " #buf "[] must be big enough")
int files_same(const char *filea, const char *fileb);
@@ -452,9 +470,11 @@ int sigchld_code_from_string(const char *s) _pure_;
int log_facility_unshifted_to_string_alloc(int i, char **s);
int log_facility_unshifted_from_string(const char *s);
+bool log_facility_unshifted_is_valid(int faciliy);
int log_level_to_string_alloc(int i, char **s);
int log_level_from_string(const char *s);
+bool log_level_is_valid(int level);
int sched_policy_to_string_alloc(int i, char **s);
int sched_policy_from_string(const char *s);
@@ -472,7 +492,7 @@ bool kexec_loaded(void);
int prot_from_flags(int flags) _const_;
-char *format_bytes(char *buf, size_t l, off_t t);
+char *format_bytes(char *buf, size_t l, uint64_t t);
int fd_wait_for_event(int fd, int event, usec_t timeout);
@@ -511,7 +531,10 @@ static inline void close_pairp(int (*p)[2]) {
safe_close_pair(*p);
}
-DEFINE_TRIVIAL_CLEANUP_FUNC(FILE*, fclose);
+static inline void fclosep(FILE **f) {
+ safe_fclose(*f);
+}
+
DEFINE_TRIVIAL_CLEANUP_FUNC(FILE*, pclose);
DEFINE_TRIVIAL_CLEANUP_FUNC(DIR*, closedir);
DEFINE_TRIVIAL_CLEANUP_FUNC(FILE*, endmntent);
@@ -564,6 +587,7 @@ void *xbsearch_r(const void *key, const void *base, size_t nmemb, size_t size,
void *arg);
#define _(String) gettext (String)
+#define N_(String) String
void init_gettext(void);
bool is_locale_utf8(void);
@@ -867,11 +891,6 @@ int extract_first_word(const char **p, char **ret, const char *separators, Extra
int extract_first_word_and_warn(const char **p, char **ret, const char *separators, ExtractFlags flags, const char *unit, const char *filename, unsigned line, const char *rvalue);
int extract_many_words(const char **p, const char *separators, ExtractFlags flags, ...) _sentinel_;
-static inline void free_and_replace(char **s, char *v) {
- free(*s);
- *s = v;
-}
-
int free_and_strdup(char **p, const char *s);
#define INOTIFY_EVENT_MAX (sizeof(struct inotify_event) + NAME_MAX + 1)
@@ -888,10 +907,6 @@ union inotify_event_buffer {
#define laccess(path, mode) faccessat(AT_FDCWD, (path), (mode), AT_SYMLINK_NOFOLLOW)
-int ptsname_malloc(int fd, char **ret);
-
-int openpt_in_namespace(pid_t pid, int flags);
-
ssize_t fgetxattrat_fake(int dirfd, const char *filename, const char *attribute, void *value, size_t size, int flags);
int fd_setcrtime(int fd, usec_t usec);
@@ -931,3 +946,21 @@ int reset_uid_gid(void);
int getxattr_malloc(const char *path, const char *name, char **value, bool allow_symlink);
int fgetxattr_malloc(int fd, const char *name, char **value);
+
+int send_one_fd(int transport_fd, int fd, int flags);
+int receive_one_fd(int transport_fd, int flags);
+
+void nop_signal_handler(int sig);
+
+int version(void);
+
+bool fdname_is_valid(const char *s);
+
+bool oom_score_adjust_is_valid(int oa);
+
+#define memory_erase(p, l) memset((p), 'x', (l))
+void string_erase(char *x);
+
+char *string_free_erase(char *s);
+DEFINE_TRIVIAL_CLEANUP_FUNC(char *, string_free_erase);
+#define _cleanup_string_free_erase_ _cleanup_(string_free_erasep)
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-10-30 15:08:03 +0000