chiark / gitweb /
core: introduce parse_ip_port (#4825)
[elogind.git] / src / basic / log.h
index 5fb223d..9505192 100644 (file)
@@ -1,5 +1,3 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
 #pragma once
 
 /***
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <stdbool.h>
+#include <errno.h>
 #include <stdarg.h>
+#include <stdbool.h>
 #include <stdlib.h>
-#include <syslog.h>
 #include <sys/signalfd.h>
-#include <errno.h>
+#include <sys/socket.h>
+#include <syslog.h>
 
 #include "sd-id128.h"
+
 #include "macro.h"
 
 typedef enum LogTarget{
         LOG_TARGET_CONSOLE,
         LOG_TARGET_CONSOLE_PREFIXED,
         LOG_TARGET_KMSG,
-/// elogind does not support logging to systemd-journald
-#if 0
         LOG_TARGET_JOURNAL,
         LOG_TARGET_JOURNAL_OR_KMSG,
-#endif // 0
         LOG_TARGET_SYSLOG,
         LOG_TARGET_SYSLOG_OR_KMSG,
         LOG_TARGET_AUTO, /* console if stderr is tty, JOURNAL_OR_KMSG otherwise */
@@ -69,10 +66,12 @@ int log_get_max_level(void) _pure_;
 
 int log_open(void);
 void log_close(void);
-// UNNEEDED void log_forget_fds(void);
+#if 0 /// UNNEEDED by elogind
+void log_forget_fds(void);
+#endif // 0
 
 void log_close_syslog(void);
-// UNNEEDED void log_close_journal(void);
+void log_close_journal(void);
 void log_close_kmsg(void);
 void log_close_console(void);
 
@@ -103,18 +102,22 @@ int log_object_internal(
                 const char *func,
                 const char *object_field,
                 const char *object,
-                const char *format, ...) _printf_(8,9);
+                const char *extra_field,
+                const char *extra,
+                const char *format, ...) _printf_(10,11);
 
 int log_object_internalv(
                 int level,
                 int error,
-                const char*file,
+                const char *file,
                 int line,
                 const char *func,
                 const char *object_field,
                 const char *object,
+                const char *extra_field,
+                const char *extra,
                 const char *format,
-                va_list ap) _printf_(8,0);
+                va_list ap) _printf_(9,0);
 
 int log_struct_internal(
                 int level,
@@ -129,6 +132,15 @@ int log_oom_internal(
                 int line,
                 const char *func);
 
+int log_format_iovec(
+                struct iovec *iovec,
+                unsigned iovec_len,
+                unsigned *n,
+                bool newline_separator,
+                int error,
+                const char *format,
+                va_list ap);
+
 /* This modifies the buffer passed! */
 int log_dump_internal(
                 int level,
@@ -187,15 +199,14 @@ void log_assert_failed_return(
 #ifdef LOG_TRACE
 #  define log_trace(...) log_debug(__VA_ARGS__)
 #else
-#  define log_trace(...) do {} while(0)
+#  define log_trace(...) do {} while (0)
 #endif
 
 #ifdef ENABLE_DEBUG_ELOGIND
 #  define log_debug_elogind(...) log_debug(__VA_ARGS__);usleep(25*USEC_PER_MSEC)
 #else
-#  define log_debug_elogind(...) do {} while(0)
+#  define log_debug_elogind(...) do {} while (0)
 #endif // ENABLE_DEBUG_ELOGIND
-
 /* Structured logging */
 #define log_struct(level, ...) log_struct_internal(level, 0, __FILE__, __LINE__, __func__, __VA_ARGS__)
 #define log_struct_errno(level, error, ...) log_struct_internal(level, error, __FILE__, __LINE__, __func__, __VA_ARGS__)
@@ -210,13 +221,14 @@ bool log_on_console(void) _pure_;
 const char *log_target_to_string(LogTarget target) _const_;
 LogTarget log_target_from_string(const char *s) _pure_;
 
-/* Helpers to prepare various fields for structured logging */
+/* Helper to prepare various field for structured logging */
 #define LOG_MESSAGE(fmt, ...) "MESSAGE=" fmt, ##__VA_ARGS__
-#define LOG_MESSAGE_ID(x) "MESSAGE_ID=" SD_ID128_FORMAT_STR, SD_ID128_FORMAT_VAL(x)
 
-// UNNEEDED void log_received_signal(int level, const struct signalfd_siginfo *si);
+#if 0 /// UNNEEDED by elogind
+void log_received_signal(int level, const struct signalfd_siginfo *si);
 
-// UNNEEDED void log_set_upgrade_syslog_to_journal(bool b);
+void log_set_upgrade_syslog_to_journal(bool b);
+#endif // 0
 
 int log_syntax_internal(
                 const char *unit,
@@ -236,3 +248,14 @@ int log_syntax_internal(
                         ? log_syntax_internal(unit, _level, config_file, config_line, _e, __FILE__, __LINE__, __func__, __VA_ARGS__) \
                         : -abs(_e);                                     \
         })
+
+#define log_syntax_invalid_utf8(unit, level, config_file, config_line, rvalue) \
+        ({                                                              \
+                int _level = (level);                                   \
+                if (log_get_max_level() >= LOG_PRI(_level)) {           \
+                        _cleanup_free_ char *_p = NULL;                 \
+                        _p = utf8_escape_invalid(rvalue);               \
+                        log_syntax_internal(unit, _level, config_file, config_line, 0, __FILE__, __LINE__, __func__, \
+                                            "String is not UTF-8 clean, ignoring assignment: %s", strna(_p)); \
+                }                                                       \
+        })