#include <fcntl.h>
#include <inttypes.h>
#include <time.h>
-#include <sys/time.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdlib.h>
#include <sched.h>
#include <limits.h>
#include <sys/types.h>
+#include <sys/socket.h>
#include <sys/stat.h>
#include <dirent.h>
-#include <sys/resource.h>
#include <stddef.h>
#include <unistd.h>
#include <locale.h>
#include <mntent.h>
-#include <sys/socket.h>
-
-#if SIZEOF_PID_T == 4
-# define PID_FMT "%" PRIu32
-#elif SIZEOF_PID_T == 2
-# define PID_FMT "%" PRIu16
-#else
-# error Unknown pid_t size
-#endif
-
-#if SIZEOF_UID_T == 4
-# define UID_FMT "%" PRIu32
-#elif SIZEOF_UID_T == 2
-# define UID_FMT "%" PRIu16
-#else
-# error Unknown uid_t size
-#endif
-
-#if SIZEOF_GID_T == 4
-# define GID_FMT "%" PRIu32
-#elif SIZEOF_GID_T == 2
-# define GID_FMT "%" PRIu16
-#else
-# error Unknown gid_t size
-#endif
-
-#if SIZEOF_TIME_T == 8
-# define PRI_TIME PRIu64
-#elif SIZEOF_TIME_T == 4
-# define PRI_TIME PRIu32
-#else
-# error Unknown time_t size
-#endif
-
-#if SIZEOF_RLIM_T == 8
-# define RLIM_FMT "%" PRIu64
-#elif SIZEOF_RLIM_T == 4
-# define RLIM_FMT "%" PRIu32
-#else
-# error Unknown rlim_t size
-#endif
+#include <sys/inotify.h>
+#include <sys/statfs.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"
#define FORMAT_BYTES_MAX 8
-#define ANSI_HIGHLIGHT_ON "\x1B[1;39m"
-#define ANSI_RED_ON "\x1B[31m"
-#define ANSI_HIGHLIGHT_RED_ON "\x1B[1;31m"
-#define ANSI_GREEN_ON "\x1B[32m"
-#define ANSI_HIGHLIGHT_GREEN_ON "\x1B[1;32m"
-#define ANSI_HIGHLIGHT_YELLOW_ON "\x1B[1;33m"
-#define ANSI_HIGHLIGHT_BLUE_ON "\x1B[1;34m"
-#define ANSI_HIGHLIGHT_OFF "\x1B[0m"
-#define ANSI_ERASE_TO_END_OF_LINE "\x1B[K"
-
size_t page_size(void) _pure_;
#define PAGE_ALIGN(l) ALIGN_TO((l), page_size())
return b ? "true" : "false";
}
+static inline const char* one_zero(bool b) {
+ return b ? "1" : "0";
+}
+
static inline const char* strempty(const char *s) {
return s ? s : "";
}
}
char *endswith(const char *s, const char *postfix) _pure_;
+char *endswith_no_case(const char *s, const char *postfix) _pure_;
char *first_word(const char *s, const char *word) _pure_;
#define _FOREACH_WORD(word, length, s, separator, quoted, state) \
for ((state) = (s), (word) = split(&(state), &(length), (separator), (quoted)); (word); (word) = split(&(state), &(length), (separator), (quoted)))
-pid_t get_parent_of_pid(pid_t pid, pid_t *ppid);
-
char *strappend(const char *s, const char *suffix);
char *strnappend(const char *s, const char *suffix, size_t length);
-char *replace_env(const char *format, char **env);
-char **replace_env_argv(char **argv, char **env);
-
int readlinkat_malloc(int fd, const char *p, char **ret);
int readlink_malloc(const char *p, char **r);
int readlink_value(const char *p, char **ret);
int rmdir_parents(const char *path, const char *stop);
-int get_process_state(pid_t pid);
-int get_process_comm(pid_t pid, char **name);
-int get_process_cmdline(pid_t pid, size_t max_length, bool comm_fallback, char **line);
-int get_process_exe(pid_t pid, char **name);
-int get_process_uid(pid_t pid, uid_t *uid);
-int get_process_gid(pid_t pid, gid_t *gid);
-int get_process_capeff(pid_t pid, char **capeff);
-int get_process_cwd(pid_t pid, char **cwd);
-int get_process_root(pid_t pid, char **root);
-int get_process_environ(pid_t pid, char **environ);
-
char hexchar(int x) _const_;
int unhexchar(char c) _const_;
char octchar(int x) _const_;
int undecchar(char c) _const_;
char *cescape(const char *s);
-char *cunescape(const char *s);
-char *cunescape_length(const char *s, size_t length);
-char *cunescape_length_with_prefix(const char *s, size_t length, const char *prefix);
+size_t cescape_char(char c, char *buf);
+
+typedef enum UnescapeFlags {
+ UNESCAPE_RELAX = 1,
+} UnescapeFlags;
+
+int cunescape(const char *s, UnescapeFlags flags, char **ret);
+int cunescape_length(const char *s, size_t length, UnescapeFlags flags, char **ret);
+int cunescape_length_with_prefix(const char *s, size_t length, const char *prefix, UnescapeFlags flags, char **ret);
char *xescape(const char *s, const char *bad);
bool chars_intersect(const char *a, const char *b) _pure_;
-int make_stdio(int fd);
-int make_null_stdio(void);
-int make_console_stdio(void);
-
-int dev_urandom(void *p, size_t n);
-void random_bytes(void *p, size_t n);
-void initialize_srand(void);
-
-static inline uint64_t random_u64(void) {
- uint64_t u;
- random_bytes(&u, sizeof(u));
- return u;
-}
-
-static inline uint32_t random_u32(void) {
- uint32_t u;
- random_bytes(&u, sizeof(u));
- return u;
-}
-
/* For basic lookup tables with strictly enumerated entries */
-#define __DEFINE_STRING_TABLE_LOOKUP(name,type,scope) \
+#define _DEFINE_STRING_TABLE_LOOKUP_TO_STRING(name,type,scope) \
scope const char *name##_to_string(type i) { \
if (i < 0 || i >= (type) ELEMENTSOF(name##_table)) \
return NULL; \
return name##_table[i]; \
- } \
- scope type name##_from_string(const char *s) { \
- type i; \
- if (!s) \
- return (type) -1; \
- for (i = 0; i < (type)ELEMENTSOF(name##_table); i++) \
- if (name##_table[i] && \
- streq(name##_table[i], s)) \
- return i; \
- return (type) -1; \
- } \
+ }
+
+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(name,type,scope) \
+ _DEFINE_STRING_TABLE_LOOKUP_TO_STRING(name,type,scope) \
+ _DEFINE_STRING_TABLE_LOOKUP_FROM_STRING(name,type,scope) \
struct __useless_struct_to_allow_trailing_semicolon__
-#define DEFINE_STRING_TABLE_LOOKUP(name,type) __DEFINE_STRING_TABLE_LOOKUP(name,type,)
-#define DEFINE_PRIVATE_STRING_TABLE_LOOKUP(name,type) __DEFINE_STRING_TABLE_LOOKUP(name,type,static)
+#define DEFINE_STRING_TABLE_LOOKUP(name,type) _DEFINE_STRING_TABLE_LOOKUP(name,type,)
+#define DEFINE_PRIVATE_STRING_TABLE_LOOKUP(name,type) _DEFINE_STRING_TABLE_LOOKUP(name,type,static)
+#define DEFINE_PRIVATE_STRING_TABLE_LOOKUP_TO_STRING(name,type) _DEFINE_STRING_TABLE_LOOKUP_TO_STRING(name,type,static)
+#define DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(name,type) _DEFINE_STRING_TABLE_LOOKUP_FROM_STRING(name,type,static)
/* For string conversions where numbers are also acceptable */
#define DEFINE_STRING_TABLE_LOOKUP_WITH_FALLBACK(name,type,max) \
if (!s) \
return log_oom(); \
} else { \
- r = asprintf(&s, "%u", i); \
+ r = asprintf(&s, "%i", i); \
if (r < 0) \
return log_oom(); \
} \
bool fstype_is_network(const char *fstype);
-int chvt(int vt);
-
-int read_one_char(FILE *f, char *ret, usec_t timeout, bool *need_nl);
-int ask_char(char *ret, const char *replies, const char *text, ...) _printf_(3, 4);
-int ask_string(char **ret, const char *text, ...) _printf_(2, 3);
-
-int reset_terminal_fd(int fd, bool switch_to_text);
-int reset_terminal(const char *name);
-
-int open_terminal(const char *name, int mode);
-int acquire_terminal(const char *name, bool fail, bool force, bool ignore_tiocstty_eperm, usec_t timeout);
-int release_terminal(void);
-
int flush_fd(int fd);
int ignore_signals(int sig, ...);
int fopen_temporary(const char *path, FILE **_f, char **_temp_path);
ssize_t loop_read(int fd, void *buf, size_t nbytes, bool do_poll);
+int loop_read_exact(int fd, void *buf, size_t nbytes, bool do_poll);
int loop_write(int fd, const void *buf, size_t nbytes, bool do_poll);
bool is_device_path(const char *path);
int dir_is_empty(const char *path);
char* dirname_malloc(const char *path);
-void rename_process(const char name[8]);
-
void sigset_add_many(sigset_t *ss, ...);
int sigprocmask_many(int how, ...);
char* getlogname_malloc(void);
char* getusername_malloc(void);
-int getttyname_malloc(int fd, char **r);
-int getttyname_harder(int fd, char **r);
-
-int get_ctty_devnr(pid_t pid, dev_t *d);
-int get_ctty(pid_t, dev_t *_devnr, char **r);
-
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);
-int is_fd_on_temporary_fs(int fd);
-
-int rm_rf_children(int fd, bool only_dirs, bool honour_sticky, struct stat *root_dev);
-int rm_rf_children_dangerous(int fd, bool only_dirs, bool honour_sticky, struct stat *root_dev);
-int rm_rf(const char *path, bool only_dirs, bool delete_root, bool honour_sticky);
-int rm_rf_dangerous(const char *path, bool only_dirs, bool delete_root, bool honour_sticky);
+bool is_temporary_fs(const struct statfs *s) _pure_;
+int fd_is_temporary_fs(int fd);
int pipe_eof(int fd);
cpu_set_t* cpu_set_malloc(unsigned *ncpus);
-int status_vprintf(const char *status, bool ellipse, bool ephemeral, const char *format, va_list ap) _printf_(4,0);
-int status_printf(const char *status, bool ellipse, bool ephemeral, const char *format, ...) _printf_(4,5);
-
-int fd_columns(int fd);
-unsigned columns(void);
-int fd_lines(int fd);
-unsigned lines(void);
-void columns_lines_cache_reset(int _unused_ signum);
-
-bool on_tty(void);
-
-static inline const char *ansi_highlight(void) {
- return on_tty() ? ANSI_HIGHLIGHT_ON : "";
-}
-
-static inline const char *ansi_highlight_red(void) {
- return on_tty() ? ANSI_HIGHLIGHT_RED_ON : "";
-}
-
-static inline const char *ansi_highlight_green(void) {
- return on_tty() ? ANSI_HIGHLIGHT_GREEN_ON : "";
-}
-
-static inline const char *ansi_highlight_yellow(void) {
- return on_tty() ? ANSI_HIGHLIGHT_YELLOW_ON : "";
-}
-
-static inline const char *ansi_highlight_blue(void) {
- return on_tty() ? ANSI_HIGHLIGHT_BLUE_ON : "";
-}
-
-static inline const char *ansi_highlight_off(void) {
- return on_tty() ? ANSI_HIGHLIGHT_OFF : "";
-}
+#define xsprintf(buf, fmt, ...) assert_se((size_t) snprintf(buf, ELEMENTSOF(buf), fmt, __VA_ARGS__) < ELEMENTSOF(buf))
int files_same(const char *filea, const char *fileb);
int touch_file(const char *path, bool parents, usec_t stamp, uid_t uid, gid_t gid, mode_t mode);
int touch(const char *path);
-char *unquote(const char *s, const char *quotes);
-char *normalize_env_assignment(const char *s);
-
-int wait_for_terminate(pid_t pid, siginfo_t *status);
-int wait_for_terminate_and_warn(const char *name, pid_t pid, bool check_exit_code);
-
noreturn void freeze(void);
bool null_or_empty(struct stat *st) _pure_;
char *fstab_node_to_udev_node(const char *p);
-char *resolve_dev_console(char **active);
-bool tty_is_vc(const char *tty);
-bool tty_is_vc_resolve(const char *tty);
-bool tty_is_console(const char *tty) _pure_;
-int vtnr_from_tty(const char *tty);
-const char *default_term_for_tty(const char *tty);
-
-void execute_directory(const char *directory, DIR *_d, usec_t timeout, char *argv[]);
-
-int kill_and_sigcont(pid_t pid, int sig);
+void execute_directories(const char* const* directories, usec_t timeout, char *argv[]);
bool nulstr_contains(const char*nulstr, const char *needle);
char* strshorten(char *s, size_t l);
-int terminal_vhangup_fd(int fd);
-int terminal_vhangup(const char *name);
-
-int vt_disallocate(const char *name);
+int symlink_idempotent(const char *from, const char *to);
int symlink_atomic(const char *from, const char *to);
int mknod_atomic(const char *path, mode_t mode, dev_t dev);
void* memdup(const void *p, size_t l) _alloc_(2);
-int is_kernel_thread(pid_t pid);
-
int fd_inc_sndbuf(int fd, size_t n);
int fd_inc_rcvbuf(int fd, size_t n);
int setrlimit_closest(int resource, const struct rlimit *rlim);
-int getenv_for_pid(pid_t pid, const char *field, char **_value);
+bool http_url_is_valid(const char *url) _pure_;
+bool documentation_url_is_valid(const char *url) _pure_;
-bool is_valid_documentation_url(const char *url) _pure_;
+bool http_etag_is_valid(const char *etag);
bool in_initrd(void);
-void warn_melody(void);
-
int get_home_dir(char **ret);
int get_shell(char **_ret);
free(*(void**) p);
}
-#define DEFINE_TRIVIAL_CLEANUP_FUNC(type, func) \
- static inline void func##p(type *p) { \
- if (*p) \
- func(*p); \
- } \
- struct __useless_struct_to_allow_trailing_semicolon__
-
static inline void closep(int *fd) {
safe_close(*fd);
}
int (*compar) (const void *, const void *, void *),
void *arg);
+#define _(String) gettext (String)
+void init_gettext(void);
bool is_locale_utf8(void);
typedef enum DrawSpecialChar {
#endif
}
-static inline int log2i(int x) {
+static inline unsigned log2i(int x) {
assert(x > 0);
return __SIZEOF_INT__ * 8 - __builtin_clz(x) - 1;
(void*)memset(_new_, 0, _size_); \
})
-#define strappenda(a, ...) \
- ({ \
- int _len = strlen(a); \
- unsigned _i; \
- char *_d_, *_p_; \
- const char *_appendees_[] = { __VA_ARGS__ }; \
- for (_i = 0; _i < ELEMENTSOF(_appendees_); _i++) \
- _len += strlen(_appendees_[_i]); \
- _d_ = alloca(_len + 1); \
- _p_ = stpcpy(_d_, a); \
- for (_i = 0; _i < ELEMENTSOF(_appendees_); _i++) \
- _p_ = stpcpy(_p_, _appendees_[_i]); \
- _d_; \
- })
-
-#define procfs_file_alloca(pid, field) \
+#define strjoina(a, ...) \
({ \
- pid_t _pid_ = (pid); \
- const char *_r_; \
- if (_pid_ == 0) { \
- _r_ = ("/proc/self/" field); \
- } else { \
- _r_ = alloca(strlen("/proc/") + DECIMAL_STR_MAX(pid_t) + 1 + sizeof(field)); \
- sprintf((char*) _r_, "/proc/"PID_FMT"/" field, _pid_); \
- } \
- _r_; \
+ const char *_appendees_[] = { a, __VA_ARGS__ }; \
+ char *_d_, *_p_; \
+ int _len_ = 0; \
+ unsigned _i_; \
+ for (_i_ = 0; _i_ < ELEMENTSOF(_appendees_) && _appendees_[_i_]; _i_++) \
+ _len_ += strlen(_appendees_[_i_]); \
+ _p_ = _d_ = alloca(_len_ + 1); \
+ for (_i_ = 0; _i_ < ELEMENTSOF(_appendees_) && _appendees_[_i_]; _i_++) \
+ _p_ = stpcpy(_p_, _appendees_[_i_]); \
+ *_p_ = 0; \
+ _d_; \
})
-struct _locale_struct_ {
- locale_t saved_locale;
- locale_t new_locale;
- bool quit;
-};
-
-static inline void _reset_locale_(struct _locale_struct_ *s) {
- PROTECT_ERRNO;
- if (s->saved_locale != (locale_t) 0)
- uselocale(s->saved_locale);
- if (s->new_locale != (locale_t) 0)
- freelocale(s->new_locale);
-}
-
-#define RUN_WITH_LOCALE(mask, loc) \
- for (_cleanup_(_reset_locale_) struct _locale_struct_ _saved_locale_ = { (locale_t) 0, (locale_t) 0, false }; \
- ({ \
- if (!_saved_locale_.quit) { \
- PROTECT_ERRNO; \
- _saved_locale_.new_locale = newlocale((mask), (loc), (locale_t) 0); \
- if (_saved_locale_.new_locale != (locale_t) 0) \
- _saved_locale_.saved_locale = uselocale(_saved_locale_.new_locale); \
- } \
- !_saved_locale_.quit; }) ; \
- _saved_locale_.quit = true)
-
bool id128_is_valid(const char *s) _pure_;
int split_pair(const char *s, const char *sep, char **l, char **r);
* Normal qsort requires base to be nonnull. Here were require
* that only if nmemb > 0.
*/
-static inline void qsort_safe(void *base, size_t nmemb, size_t size,
- int (*compar)(const void *, const void *)) {
- if (nmemb) {
- assert(base);
- qsort(base, nmemb, size, compar);
- }
+static inline void qsort_safe(void *base, size_t nmemb, size_t size, comparison_fn_t compar) {
+ if (nmemb <= 0)
+ return;
+
+ assert(base);
+ qsort(base, nmemb, size, compar);
}
int proc_cmdline(char **ret);
int namespace_open(pid_t pid, int *pidns_fd, int *mntns_fd, int *netns_fd, int *root_fd);
int namespace_enter(int pidns_fd, int mntns_fd, int netns_fd, int root_fd);
-bool pid_is_alive(pid_t pid);
-bool pid_is_unwaited(pid_t pid);
-
int getpeercred(int fd, struct ucred *ucred);
int getpeersec(int fd, char **ret);
uint64_t physical_memory(void);
-char* mount_test_option(const char *haystack, const char *needle);
-
void hexdump(FILE *f, const void *p, size_t s);
union file_handle_union {
struct file_handle handle;
char padding[sizeof(struct file_handle) + MAX_HANDLE_SZ];
};
+#define FILE_HANDLE_INIT { .handle.handle_bytes = MAX_HANDLE_SZ }
int update_reboot_param_file(const char *param);
int is_symlink(const char *path);
int is_dir(const char *path, bool follow);
-int unquote_first_word(const char **p, char **ret, bool relax);
-int unquote_many_words(const char **p, ...) _sentinel_;
+typedef enum UnquoteFlags {
+ UNQUOTE_RELAX = 1,
+ UNQUOTE_CUNESCAPE = 2,
+} UnquoteFlags;
+
+int unquote_first_word(const char **p, char **ret, UnquoteFlags flags);
+int unquote_many_words(const char **p, UnquoteFlags flags, ...) _sentinel_;
int free_and_strdup(char **p, const char *s);
#define INOTIFY_EVENT_MAX (sizeof(struct inotify_event) + NAME_MAX + 1)
#define FOREACH_INOTIFY_EVENT(e, buffer, sz) \
- for ((e) = (struct inotify_event*) (buffer); \
- (uint8_t*) (e) < (uint8_t*) (buffer) + (sz); \
+ for ((e) = &buffer.ev; \
+ (uint8_t*) (e) < (uint8_t*) (buffer.raw) + (sz); \
(e) = (struct inotify_event*) ((uint8_t*) (e) + sizeof(struct inotify_event) + (e)->len))
+union inotify_event_buffer {
+ struct inotify_event ev;
+ uint8_t raw[INOTIFY_EVENT_MAX];
+};
+
#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);
+int fd_getcrtime(int fd, usec_t *usec);
+int path_getcrtime(const char *p, usec_t *usec);
+int fd_getcrtime_at(int dirfd, const char *name, usec_t *usec, int flags);
+
+int chattr_fd(int fd, unsigned value, unsigned mask);
+int chattr_path(const char *p, unsigned value, unsigned mask);
+
+int read_attr_fd(int fd, unsigned *ret);
+int read_attr_path(const char *p, unsigned *ret);
+
+#define RLIMIT_MAKE_CONST(lim) ((struct rlimit) { lim, lim })
+
+ssize_t sparse_write(int fd, const void *p, size_t sz, size_t run_length);
+
+void sigkill_wait(pid_t *pid);
+#define _cleanup_sigkill_wait_ _cleanup_(sigkill_wait)
+
+int syslog_parse_priority(const char **p, int *priority, bool with_facility);
+
+void cmsg_close_all(struct msghdr *mh);
+
+int rename_noreplace(int olddirfd, const char *oldpath, int newdirfd, const char *newpath);
+
+char *shell_maybe_quote(const char *s);
+
+int parse_mode(const char *s, mode_t *ret);