Redis 2.5.8 (2.6.0 RC2).

[redis.git] / src / sds.h

diff --git a/src/sds.h b/src/sds.h
index 61ef36b62dda6ef89384d1c8b6ac920a547280fd..0648381bb9a74a72382a5dc5dd67b9c15badf7d3 100644 (file)
--- a/src/sds.h
+++ b/src/sds.h
@@ -31,6 +31,8 @@
 #ifndef __SDS_H
 #define __SDS_H
 
+#define SDS_MAX_PREALLOC (1024*1024)
+
 #include <sys/types.h>
 #include <stdarg.h>
 
@@ -42,6 +44,16 @@ struct sdshdr {
     char buf[];
 };
 
+static inline size_t sdslen(const sds s) {
+    struct sdshdr *sh = (void*)(s-(sizeof(struct sdshdr)));
+    return sh->len;
+}
+
+static inline size_t sdsavail(const sds s) {
+    struct sdshdr *sh = (void*)(s-(sizeof(struct sdshdr)));
+    return sh->free;
+}
+
 sds sdsnewlen(const void *init, size_t initlen);
 sds sdsnew(const char *init);
 sds sdsempty();
@@ -49,11 +61,12 @@ size_t sdslen(const sds s);
 sds sdsdup(const sds s);
 void sdsfree(sds s);
 size_t sdsavail(sds s);
+sds sdsgrowzero(sds s, size_t len);
 sds sdscatlen(sds s, void *t, size_t len);
 sds sdscat(sds s, char *t);
+sds sdscatsds(sds s, sds t);
 sds sdscpylen(sds s, char *t, size_t len);
 sds sdscpy(sds s, char *t);
-sds sdssetbit(sds s, size_t bit, int on);
 
 sds sdscatvprintf(sds s, const char *fmt, va_list ap);
 #ifdef __GNUC__
@@ -66,6 +79,7 @@ sds sdscatprintf(sds s, const char *fmt, ...);
 sds sdstrim(sds s, const char *cset);
 sds sdsrange(sds s, int start, int end);
 void sdsupdatelen(sds s);
+void sdsclear(sds s);
 int sdscmp(sds s1, sds s2);
 sds *sdssplitlen(char *s, int len, char *sep, int seplen, int *count);
 void sdsfreesplitres(sds *tokens, int count);
@@ -74,5 +88,13 @@ void sdstoupper(sds s);
 sds sdsfromlonglong(long long value);
 sds sdscatrepr(sds s, char *p, size_t len);
 sds *sdssplitargs(char *line, int *argc);
+void sdssplitargs_free(sds *argv, int argc);
+sds sdsmapchars(sds s, char *from, char *to, size_t setlen);
+
+/* Low level functions exposed to the user API */
+sds sdsMakeRoomFor(sds s, size_t addlen);
+void sdsIncrLen(sds s, int incr);
+sds sdsRemoveFreeSpace(sds s);
+size_t sdsAllocSize(sds s);
 
 #endif