/*
- * Copyright (c) 2004 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2004-2012 Apple Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
#include <sys/queue.h>
#include <time.h>
#include <asl.h>
+#include <asl_msg.h>
+#include <asl_core.h>
#include <asl_private.h>
+#include <asl_store.h>
+#include "asl_memory.h"
+#include "asl_common.h"
#include <notify.h>
+#include <notify_keys.h>
+#include <launch.h>
+#include <dispatch/dispatch.h>
+#include <libkern/OSAtomic.h>
+#include <TargetConditionals.h>
+
+#define ADDFD_FLAGS_LOCAL 0x00000001
+
+#define SELF_DB_NOTIFICATION "self.logger.message"
+
+#define ASL_OPT_IGNORE "ignore"
+#define ASL_OPT_STORE "store"
+#define ASL_OPT_CONTROL "control"
+#define ASL_OPT_DB_FILE "asl_db_file"
+#define ASL_OPT_DB_MEMORY "asl_db_memory"
+
+#if TARGET_IPHONE_SIMULATOR
+/* These paths are appropriately prefixed in the simulator */
+extern const char *_path_pidfile;
+extern const char *_path_syslogd_log;
+
+#define _PATH_PIDFILE _path_pidfile
+#define _PATH_SYSLOGD_LOG _path_syslogd_log
+#else
#define _PATH_PIDFILE "/var/run/syslog.pid"
-#define _PATH_ASL_IN "/var/run/asl_input"
-#define _PATH_ASL_PRUNE "/var/run/asl_prune"
-#define _PATH_ASL_OUT "/var/log/asl.log"
#define _PATH_SYSLOG_CONF "/etc/syslog.conf"
#define _PATH_SYSLOG_IN "/var/run/syslog"
#define _PATH_KLOG "/dev/klog"
-#define _PATH_MODULE_LIB "/usr/lib/asl"
+#define _PATH_SYSLOGD_LOG "/var/log/syslogd.log"
+#endif
+
+#define NOTIFY_PATH_SERVICE "com.apple.system.notify.service.path:0x87:"
+
+#define DB_TYPE_FILE 0x00000001
+#define DB_TYPE_MEMORY 0x00000002
+
+#define KERN_DISASTER_LEVEL 3
+
+#define SOURCE_UNKNOWN 0
+#define SOURCE_INTERNAL 1
+#define SOURCE_BSD_SOCKET 2
+#define SOURCE_UDP_SOCKET 3
+#define SOURCE_KERN 4
+#define SOURCE_ASL_MESSAGE 5
+#define SOURCE_LAUNCHD 6
+
+#define SOURCE_SESSION 100 /* does not generate messages */
+
+#define STORE_FLAGS_FILE_CACHE_SWEEP_REQUESTED 0x00000001
+
+#define FS_TTL_SEC 31622400
-struct module_list
+#define SEC_PER_DAY 86400
+
+typedef struct sender_stats_s
+{
+ char *sender;
+ uint64_t count;
+ uint64_t size;
+ struct sender_stats_s *next;
+} sender_stats_t;
+
+typedef struct
{
- char *name;
- void *module;
+ uint32_t mcount;
+ uint32_t shim_count;
+ uint32_t bucket_count;
+ sender_stats_t **bucket;
+} stats_table_t;
+
+typedef struct
+{
+ const char *name;
+ int enabled;
int (*init)(void);
int (*reset)(void);
int (*close)(void);
- TAILQ_ENTRY(module_list) entries;
+} module_t;
+
+struct global_s
+{
+ OSSpinLock lock;
+ int client_count;
+ int disaster_occurred;
+ mach_port_t listen_set;
+ mach_port_t server_port;
+ mach_port_t dead_session_port;
+ launch_data_t launch_dict;
+ int *lockdown_session_fds;
+ int lockdown_session_count;
+ int watchers_active;
+ int reset;
+ pid_t pid;
+ int32_t work_queue_count;
+ /* memory_size must be aligned for OSAtomicAdd64 */
+ __attribute__((aligned(8))) int64_t memory_size;
+ int32_t asl_queue_count;
+ int32_t bsd_queue_count;
+ pthread_mutex_t *db_lock;
+ pthread_cond_t work_queue_cond;
+ dispatch_queue_t work_queue;
+ dispatch_source_t mark_timer;
+ dispatch_source_t sig_hup_src;
+ asl_store_t *file_db;
+ asl_memory_t *memory_db;
+ asl_memory_t *disaster_db;
+ int module_count;
+ int bsd_out_enabled;
+ int launchd_enabled;
+ module_t **module;
+ asl_out_module_t *asl_out_module;
+ time_t stats_last;
+ stats_table_t *stats;
+
+ /* parameters below are configurable as command-line args or in /etc/asl.conf */
+ int debug;
+ char *debug_file;
+ char *hostname;
+ int dbtype;
+ uint32_t db_file_max;
+ uint32_t db_memory_max;
+ uint32_t db_memory_str_max;
+ uint32_t mps_limit;
+ uint32_t remote_delay_time;
+ uint64_t bsd_max_dup_time;
+ uint64_t mark_time;
+ time_t utmp_ttl;
+ time_t stats_interval;
+ int64_t memory_max;
};
-int aslevent_init(void);
-int aslevent_fdsets(fd_set *, fd_set *, fd_set *);
-void aslevent_handleevent(fd_set, fd_set, fd_set, char *);
-void aslmark(void);
+extern struct global_s global;
-char *get_line_from_file(FILE *f);
+void init_globals(void);
-int asldebug(const char *, ...);
-int asl_log_string(const char *str);
+void config_debug(int enable, const char *path);
+void config_data_store(int type, uint32_t file_max, uint32_t memory_max, uint32_t str_memory_max);
-char *asl_msg_to_string(asl_msg_t *msg, uint32_t *len);
-asl_msg_t *asl_msg_from_string(const char *buf);
-int asl_msg_cmp(asl_msg_t *a, asl_msg_t *b);
-time_t asl_parse_time(const char *str);
+void asl_mark(void);
+void asl_archive(void);
-typedef asl_msg_t *(*aslreadfn)(int);
-typedef char *(*aslwritefn)(const char *, int);
-typedef char *(*aslexceptfn)(int);
-typedef int (*aslsendmsgfn)(asl_msg_t *msg, const char *outid);
+void asl_client_count_increment();
+void asl_client_count_decrement();
-int aslevent_addfd(int fd, aslreadfn, aslwritefn, aslexceptfn);
-int aslevent_removefd(int fd);
-int aslevent_addmatch(asl_msg_t *query, char *outid);
+int asldebug(const char *, ...);
+int internal_log_message(const char *str);
+
+void send_to_direct_watchers(asl_msg_t *msg);
-int aslevent_addoutput(aslsendmsgfn, const char *outid);
+#if !TARGET_IPHONE_SIMULATOR
+void launchd_callback();
+#endif
int asl_syslog_faciliy_name_to_num(const char *fac);
const char *asl_syslog_faciliy_num_to_name(int num);
-asl_msg_t *asl_syslog_input_convert(const char *in, int len, char *rhost, int flag);
-int asl_prune(asl_msg_t *pq);
+asl_msg_t *asl_input_parse(const char *in, int len, char *rhost, uint32_t source);
+
+void process_message(asl_msg_t *msg, uint32_t source);
+void asl_out_message(asl_msg_t *msg, int64_t msize);
+void bsd_out_message(asl_msg_t *msg, int64_t msize);
+int control_set_param(const char *s, bool eval);
+int asl_action_control_set_param(const char *s);
+void asl_action_out_module_query(asl_msg_t *q, asl_msg_t *m, bool all);
/* notify SPI */
-uint32_t notify_get_state(int token, int *state);
-uint32_t notify_set_state(int token, int state);
uint32_t notify_register_plain(const char *name, int *out_token);
#endif /* __DAEMON_H__ */
projects / apple / syslog.git / blobdiff