bus: add API for appending/reading fixed arrays

[elogind.git] / src / systemd / sd-journal.h

diff --git a/src/systemd/sd-journal.h b/src/systemd/sd-journal.h
index 935b0452b3a0603a6b0f724b7bb05e0a5bb411d0..5375d49963bf63f7416c5f994e32a5c3193406fe 100644 (file)
--- a/src/systemd/sd-journal.h
+++ b/src/systemd/sd-journal.h
@@ -34,19 +34,33 @@
 extern "C" {
 #endif
 
+#ifndef _sd_printf_attr_
+#  if __GNUC__ >= 4
+#    define _sd_printf_attr_(a,b) __attribute__ ((format (printf, a, b)))
+#  else
+#    define _sd_printf_attr_(a,b)
+#  endif
+#endif
+
+#ifndef _sd_sentinel_attr_
+#  define _sd_sentinel_attr_ __attribute__((sentinel))
+#endif
+
 /* Journal APIs. See sd-journal(3) for more information. */
 
 /* Write to daemon */
-int sd_journal_print(int priority, const char *format, ...) __attribute__ ((format (printf, 2, 3)));
-int sd_journal_printv(int priority, const char *format, va_list ap);
-int sd_journal_send(const char *format, ...) __attribute__((sentinel));
+int sd_journal_print(int priority, const char *format, ...) _sd_printf_attr_(2, 3);
+int sd_journal_printv(int priority, const char *format, va_list ap) _sd_printf_attr_(2, 0);
+int sd_journal_send(const char *format, ...) _sd_printf_attr_(1, 0) _sd_sentinel_attr_;
 int sd_journal_sendv(const struct iovec *iov, int n);
+int sd_journal_perror(const char *message);
 
 /* Used by the macros below. Don't call this directly. */
-int sd_journal_print_with_location(int priority, const char *file, const char *line, const char *func, const char *format, ...) __attribute__ ((format (printf, 5, 6)));
-int sd_journal_printv_with_location(int priority, const char *file, const char *line, const char *func, const char *format, va_list ap);
-int sd_journal_send_with_location(const char *file, const char *line, const char *func, const char *format, ...) __attribute__((sentinel));
+int sd_journal_print_with_location(int priority, const char *file, const char *line, const char *func, const char *format, ...) _sd_printf_attr_(5, 6);
+int sd_journal_printv_with_location(int priority, const char *file, const char *line, const char *func, const char *format, va_list ap) _sd_printf_attr_(5, 0);
+int sd_journal_send_with_location(const char *file, const char *line, const char *func, const char *format, ...) _sd_printf_attr_(4, 0) _sd_sentinel_attr_;
 int sd_journal_sendv_with_location(const char *file, const char *line, const char *func, const struct iovec *iov, int n);
+int sd_journal_perror_with_location(const char *file, const char *line, const char *func, const char *message);
 
 /* implicitly add code location to messages sent, if this is enabled */
 #ifndef SD_JOURNAL_SUPPRESS_LOCATION
@@ -58,6 +72,7 @@ int sd_journal_sendv_with_location(const char *file, const char *line, const cha
 #define sd_journal_printv(priority, format, ap) sd_journal_printv_with_location(priority, "CODE_FILE=" __FILE__, "CODE_LINE=" _sd_STRINGIFY(__LINE__), __func__, format, ap)
 #define sd_journal_send(...) sd_journal_send_with_location("CODE_FILE=" __FILE__, "CODE_LINE=" _sd_STRINGIFY(__LINE__), __func__, __VA_ARGS__)
 #define sd_journal_sendv(iovec, n) sd_journal_sendv_with_location("CODE_FILE=" __FILE__, "CODE_LINE=" _sd_STRINGIFY(__LINE__), __func__, iovec, n)
+#define sd_journal_perror(message) sd_journal_perror_with_location("CODE_FILE=" __FILE__, "CODE_LINE=" _sd_STRINGIFY(__LINE__), __func__, message)
 
 #endif
 
@@ -67,12 +82,20 @@ int sd_journal_stream_fd(const char *identifier, int priority, int level_prefix)
 
 typedef struct sd_journal sd_journal;
 
+/* Open flags */
 enum {
         SD_JOURNAL_LOCAL_ONLY = 1,
         SD_JOURNAL_RUNTIME_ONLY = 2,
         SD_JOURNAL_SYSTEM_ONLY = 4
 };
 
+/* Wakeup event types */
+enum {
+        SD_JOURNAL_NOP,
+        SD_JOURNAL_APPEND,
+        SD_JOURNAL_INVALIDATE
+};
+
 int sd_journal_open(sd_journal **ret, int flags);
 int sd_journal_open_directory(sd_journal **ret, const char *path, int flags);
 void sd_journal_close(sd_journal *j);
@@ -85,12 +108,17 @@ int sd_journal_next_skip(sd_journal *j, uint64_t skip);
 
 int sd_journal_get_realtime_usec(sd_journal *j, uint64_t *ret);
 int sd_journal_get_monotonic_usec(sd_journal *j, uint64_t *ret, sd_id128_t *ret_boot_id);
+
+int sd_journal_set_data_threshold(sd_journal *j, size_t sz);
+int sd_journal_get_data_threshold(sd_journal *j, size_t *sz);
+
 int sd_journal_get_data(sd_journal *j, const char *field, const void **data, size_t *l);
 int sd_journal_enumerate_data(sd_journal *j, const void **data, size_t *l);
 void sd_journal_restart_data(sd_journal *j);
 
 int sd_journal_add_match(sd_journal *j, const void *data, size_t size);
 int sd_journal_add_disjunction(sd_journal *j);
+int sd_journal_add_conjunction(sd_journal *j);
 void sd_journal_flush_matches(sd_journal *j);
 
 int sd_journal_seek_head(sd_journal *j);
@@ -100,23 +128,26 @@ int sd_journal_seek_realtime_usec(sd_journal *j, uint64_t usec);
 int sd_journal_seek_cursor(sd_journal *j, const char *cursor);
 
 int sd_journal_get_cursor(sd_journal *j, char **cursor);
+int sd_journal_test_cursor(sd_journal *j, const char *cursor);
 
 int sd_journal_get_cutoff_realtime_usec(sd_journal *j, uint64_t *from, uint64_t *to);
 int sd_journal_get_cutoff_monotonic_usec(sd_journal *j, const sd_id128_t boot_id, uint64_t *from, uint64_t *to);
 
-/* int sd_journal_query_unique(sd_journal *j, const char *field);      /\* missing *\/ */
-/* int sd_journal_enumerate_unique(sd_journal *j, const void **data, size_t *l); /\* missing *\/ */
-/* void sd_journal_restart_unique(sd_journal *j);                      /\* missing *\/ */
+int sd_journal_get_usage(sd_journal *j, uint64_t *bytes);
 
-enum {
-        SD_JOURNAL_NOP,
-        SD_JOURNAL_APPEND,
-        SD_JOURNAL_INVALIDATE
-};
+int sd_journal_query_unique(sd_journal *j, const char *field);
+int sd_journal_enumerate_unique(sd_journal *j, const void **data, size_t *l);
+void sd_journal_restart_unique(sd_journal *j);
 
 int sd_journal_get_fd(sd_journal *j);
+int sd_journal_get_events(sd_journal *j);
+int sd_journal_get_timeout(sd_journal *j, uint64_t *timeout_usec);
 int sd_journal_process(sd_journal *j);
 int sd_journal_wait(sd_journal *j, uint64_t timeout_usec);
+int sd_journal_reliable_fd(sd_journal *j);
+
+int sd_journal_get_catalog(sd_journal *j, char **text);
+int sd_journal_get_catalog_for_message_id(sd_id128_t id, char **ret);
 
 #define SD_JOURNAL_FOREACH(j)                                           \
         if (sd_journal_seek_head(j) >= 0)                               \
@@ -129,8 +160,8 @@ int sd_journal_wait(sd_journal *j, uint64_t timeout_usec);
 #define SD_JOURNAL_FOREACH_DATA(j, data, l)                             \
         for (sd_journal_restart_data(j); sd_journal_enumerate_data((j), &(data), &(l)) > 0; )
 
-/* #define SD_JOURNAL_FOREACH_UNIQUE(j, data, l)                           \ */
-/*         for (sd_journal_restart_unique(j); sd_journal_enumerate_data((j), &(data), &(l)) > 0; ) */
+#define SD_JOURNAL_FOREACH_UNIQUE(j, data, l)                           \
+        for (sd_journal_restart_unique(j); sd_journal_enumerate_unique((j), &(data), &(l)) > 0; )
 
 #ifdef __cplusplus
 }