X-Git-Url: https://git.saurik.com/redis.git/blobdiff_plain/f9322fb8ed9d47a79a64e7b72485e08f256f2936..92dd4e4301e8b2ff4324e968ced6b9eb8f8a2328:/src/sds.c

diff --git a/src/sds.c b/src/sds.c
index 82d12e23..bc6aa6b2 100644
--- a/src/sds.c
+++ b/src/sds.c
@@ -123,6 +123,12 @@ sds sdsRemoveFreeSpace(sds s) {
     return sh->buf;
 }
 
+size_t sdsAllocSize(sds s) {
+    struct sdshdr *sh = (void*) (s-(sizeof(struct sdshdr)));
+
+    return sizeof(*sh)+sh->len+sh->free+1;
+}
+
 /* Increment the sds length and decrements the left free space at the
  * end of the string accordingly to 'incr'. Also set the null term
  * in the new end of the string.