popcount() optimization for speed.

[redis.git] / src / redis.h

diff --git a/src/redis.h b/src/redis.h
index de18fef44bf28aaeb8b74f42757007adf769fc9b..cf971667c6c8dd8540b17ac9730435f13dcc4000 100644 (file)
--- a/src/redis.h
+++ b/src/redis.h
@@ -38,12 +38,15 @@
 #define REDIS_ERR               -1
 
 /* Static server configuration */
+#define REDIS_HZ                100     /* Time interrupt calls/sec. */
 #define REDIS_SERVERPORT        6379    /* TCP port */
 #define REDIS_MAXIDLETIME       0       /* default client timeout: infinite */
 #define REDIS_DEFAULT_DBNUM     16
 #define REDIS_CONFIGLINE_MAX    1024
 #define REDIS_EXPIRELOOKUPS_PER_CRON    10 /* lookup 10 expires per loop */
+#define REDIS_EXPIRELOOKUPS_TIME_PERC   25 /* CPU max % for keys collection */
 #define REDIS_MAX_WRITE_PER_EVENT (1024*64)
+#define REDIS_SHARED_SELECT_CMDS 10
 #define REDIS_SHARED_INTEGERS 10000
 #define REDIS_SHARED_BULKHDR_LEN 32
 #define REDIS_MAX_LOGMSG_LEN    1024 /* Default maximum length of syslog messages */
@@ -51,7 +54,7 @@
 #define REDIS_AOF_REWRITE_MIN_SIZE (1024*1024)
 #define REDIS_AOF_REWRITE_ITEMS_PER_CMD 64
 #define REDIS_SLOWLOG_LOG_SLOWER_THAN 10000
-#define REDIS_SLOWLOG_MAX_LEN 64
+#define REDIS_SLOWLOG_MAX_LEN 128
 #define REDIS_MAX_CLIENTS 10000
 
 #define REDIS_REPL_TIMEOUT 60
@@ -88,7 +91,6 @@
 #define REDIS_SET 2
 #define REDIS_ZSET 3
 #define REDIS_HASH 4
-#define REDIS_VMPOINTER 8
 
 /* Objects encoding. Some kind of objects like Strings and Hashes can be
  * internally represented in multiple ways. The 'encoding' field of the object
@@ -366,10 +368,10 @@ struct sharedObjectsStruct {
     *colon, *nullbulk, *nullmultibulk, *queued,
     *emptymultibulk, *wrongtypeerr, *nokeyerr, *syntaxerr, *sameobjecterr,
     *outofrangeerr, *noscripterr, *loadingerr, *slowscripterr, *bgsaveerr,
-    *roslaveerr, *oomerr, *plus, *select0, *select1, *select2, *select3,
-    *select4, *select5, *select6, *select7, *select8, *select9,
-    *messagebulk, *pmessagebulk, *subscribebulk, *unsubscribebulk,
-    *psubscribebulk, *punsubscribebulk, *del, *rpop, *lpop,
+    *masterdownerr, *roslaveerr,
+    *oomerr, *plus, *messagebulk, *pmessagebulk, *subscribebulk,
+    *unsubscribebulk, *psubscribebulk, *punsubscribebulk, *del, *rpop, *lpop,
+    *select[REDIS_SHARED_SELECT_CMDS],
     *integers[REDIS_SHARED_INTEGERS],
     *mbulkhdr[REDIS_SHARED_BULKHDR_LEN], /* "*<value>\r\n" */
     *bulkhdr[REDIS_SHARED_BULKHDR_LEN];  /* "$<value>\r\n" */
@@ -503,7 +505,7 @@ struct redisServer {
     off_t aof_current_size;         /* AOF current size. */
     int aof_rewrite_scheduled;      /* Rewrite once BGSAVE terminates. */
     pid_t aof_child_pid;            /* PID if rewriting process */
-    sds aof_rewrite_buf; /* buffer taken by parent during oppend only rewrite */
+    list *aof_rewrite_buf_blocks;   /* Hold changes during an AOF rewrite. */
     sds aof_buf;      /* AOF buffer, written before entering the event loop */
     int aof_fd;       /* File descriptor of currently selected AOF file */
     int aof_selected_db; /* Currently selected DB in AOF */
@@ -518,6 +520,7 @@ struct redisServer {
     int saveparamslen;              /* Number of saving points */
     char *rdb_filename;             /* Name of RDB file */
     int rdb_compression;            /* Use compression in RDB? */
+    int rdb_checksum;               /* Use RDB checksum? */
     time_t lastsave;                /* Unix time of last save succeeede */
     int lastbgsave_status;          /* REDIS_OK or REDIS_ERR */
     int stop_writes_on_bgsave_err;  /* Don't allow writes if can't BGSAVE */
@@ -590,6 +593,7 @@ struct redisServer {
     char *assert_file;
     int assert_line;
     int bug_report_start; /* True if bug report header was already logged. */
+    int watchdog_period;  /* Software watchdog period in ms. 0 = off */
 };
 
 typedef struct pubsubPattern {
@@ -693,6 +697,8 @@ extern dictType hashDictType;
 long long ustime(void);
 long long mstime(void);
 void getRandomHexChars(char *p, unsigned int len);
+uint64_t crc64(uint64_t crc, const unsigned char *s, uint64_t l);
+void exitFromChild(int retcode);
 
 /* networking.c -- Networking and Client related operations */
 redisClient *createClient(int fd);
@@ -734,6 +740,7 @@ void asyncCloseClientOnOutputBufferLimitReached(redisClient *c);
 int getClientLimitClassByName(char *name);
 char *getClientLimitClassName(int class);
 void flushSlavesOutputBuffers(void);
+void disconnectSlaves(void);
 
 #ifdef __GNUC__
 void addReplyErrorFormat(redisClient *c, const char *fmt, ...)
@@ -809,9 +816,9 @@ int equalStringObjects(robj *a, robj *b);
 unsigned long estimateObjectIdleTime(robj *o);
 
 /* Synchronous I/O with timeout */
-int syncWrite(int fd, char *ptr, ssize_t size, int timeout);
-int syncRead(int fd, char *ptr, ssize_t size, int timeout);
-int syncReadLine(int fd, char *ptr, ssize_t size, int timeout);
+ssize_t syncWrite(int fd, char *ptr, ssize_t size, long long timeout);
+ssize_t syncRead(int fd, char *ptr, ssize_t size, long long timeout);
+ssize_t syncReadLine(int fd, char *ptr, ssize_t size, long long timeout);
 
 /* Replication */
 void replicationFeedSlaves(list *slaves, int dictid, robj **argv, int argc);
@@ -836,6 +843,8 @@ int loadAppendOnlyFile(char *filename);
 void stopAppendOnly(void);
 int startAppendOnly(void);
 void backgroundRewriteDoneHandler(int exitcode, int bysignal);
+void aofRewriteBufferReset(void);
+unsigned long aofRewriteBufferSize(void);
 
 /* Sorted sets data type */
 
@@ -869,6 +878,7 @@ void alsoPropagate(struct redisCommand *cmd, int dbid, robj **argv, int argc, in
 int prepareForShutdown();
 void redisLog(int level, const char *fmt, ...);
 void redisLogRaw(int level, const char *msg);
+void redisLogFromHandler(int level, const char *msg);
 void usage();
 void updateDictResizePolicy(void);
 int htNeedsResize(dict *dict);
@@ -1093,6 +1103,8 @@ void evalCommand(redisClient *c);
 void evalShaCommand(redisClient *c);
 void scriptCommand(redisClient *c);
 void timeCommand(redisClient *c);
+void bitopCommand(redisClient *c);
+void bitcountCommand(redisClient *c);
 
 #if defined(__GNUC__)
 void *calloc(size_t count, size_t size) __attribute__ ((deprecated));
@@ -1109,4 +1121,7 @@ void bugReportStart(void);
 void redisLogObjectDebugInfo(robj *o);
 void sigsegvHandler(int sig, siginfo_t *info, void *secret);
 sds genRedisInfoString(char *section);
+void enableWatchdog(int period);
+void disableWatchdog(void);
+void watchdogScheduleSignal(int period);
 #endif