From 36cb9ca7bcfa8656eba08890ac048e31780a4038 Mon Sep 17 00:00:00 2001
From: Rain Valentine <rsg000@gmail.com>
Date: Tue, 29 Oct 2024 22:10:51 +0000
Subject: [PATCH] missed updating a few spots

Signed-off-by: Rain Valentine <rsg000@gmail.com>
---
 src/lazyfree.c |  6 +++---
 src/module.c   | 32 ++++++++++++++++++++++++++------
 src/rdb.c      |  4 ++--
 3 files changed, 31 insertions(+), 11 deletions(-)

diff --git a/src/lazyfree.c b/src/lazyfree.c
index 6176b43440..1055d37043 100644
--- a/src/lazyfree.c
+++ b/src/lazyfree.c
@@ -116,9 +116,9 @@ size_t lazyfreeGetFreeEffort(robj *key, robj *obj, int dbid) {
     if (obj->type == OBJ_LIST && obj->encoding == OBJ_ENCODING_QUICKLIST) {
         quicklist *ql = obj->ptr;
         return ql->len;
-    } else if (obj->type == OBJ_SET && obj->encoding == OBJ_ENCODING_HT) {
-        dict *ht = obj->ptr;
-        return dictSize(ht);
+    } else if (obj->type == OBJ_SET && obj->encoding == OBJ_ENCODING_HASHSET) {
+        hashset *s = obj->ptr;
+        return hashsetSize(s);
     } else if (obj->type == OBJ_ZSET && obj->encoding == OBJ_ENCODING_SKIPLIST) {
         zset *zs = obj->ptr;
         return zs->zsl->length;
diff --git a/src/module.c b/src/module.c
index c83dcaae6b..461841a4a1 100644
--- a/src/module.c
+++ b/src/module.c
@@ -10995,20 +10995,20 @@ typedef struct {
     ValkeyModuleScanKeyCB fn;
 } ScanKeyCBData;
 
-static void moduleScanKeyCallback(void *privdata, const dictEntry *de) {
+static void moduleScanKeyDictCallback(void *privdata, const dictEntry *de) {
     ScanKeyCBData *data = privdata;
     sds key = dictGetKey(de);
     robj *o = data->key->value;
     robj *field = createStringObject(key, sdslen(key));
     robj *value = NULL;
-    if (o->type == OBJ_SET) {
-        value = NULL;
-    } else if (o->type == OBJ_HASH) {
+    if (o->type == OBJ_HASH) {
         sds val = dictGetVal(de);
         value = createStringObject(val, sdslen(val));
     } else if (o->type == OBJ_ZSET) {
         double *val = (double *)dictGetVal(de);
         value = createStringObjectFromLongDouble(*val, 0);
+    } else {
+        serverPanic("unexpected object type");
     }
 
     data->fn(data->key, field, value, data->user_data);
@@ -11016,6 +11016,18 @@ static void moduleScanKeyCallback(void *privdata, const dictEntry *de) {
     if (value) decrRefCount(value);
 }
 
+static void moduleScanKeyHashsetCallback(void *privdata, void *element) {
+    ScanKeyCBData *data = privdata;
+    sds key = element;
+    robj *o = data->key->value;
+    robj *field = createStringObject(key, sdslen(key));
+
+    serverAssert(o->type == OBJ_SET);
+
+    data->fn(data->key, field, NULL, data->user_data);
+    decrRefCount(field);
+}
+
 /* Scan api that allows a module to scan the elements in a hash, set or sorted set key
  *
  * Callback for scan implementation.
@@ -11070,9 +11082,10 @@ int VM_ScanKey(ValkeyModuleKey *key, ValkeyModuleScanCursor *cursor, ValkeyModul
         return 0;
     }
     dict *ht = NULL;
+    hashset *s = NULL;
     robj *o = key->value;
     if (o->type == OBJ_SET) {
-        if (o->encoding == OBJ_ENCODING_HT) ht = o->ptr;
+        if (o->encoding == OBJ_ENCODING_HASHSET) s = o->ptr;
     } else if (o->type == OBJ_HASH) {
         if (o->encoding == OBJ_ENCODING_HT) ht = o->ptr;
     } else if (o->type == OBJ_ZSET) {
@@ -11088,7 +11101,14 @@ int VM_ScanKey(ValkeyModuleKey *key, ValkeyModuleScanCursor *cursor, ValkeyModul
     int ret = 1;
     if (ht) {
         ScanKeyCBData data = {key, privdata, fn};
-        cursor->cursor = dictScan(ht, cursor->cursor, moduleScanKeyCallback, &data);
+        cursor->cursor = dictScan(ht, cursor->cursor, moduleScanKeyDictCallback, &data);
+        if (cursor->cursor == 0) {
+            cursor->done = 1;
+            ret = 0;
+        }
+    } else if (s) {
+        ScanKeyCBData data = {key, privdata, fn};
+        cursor->cursor = hashsetScan(s, cursor->cursor, moduleScanKeyHashsetCallback, &data, 0);
         if (cursor->cursor == 0) {
             cursor->done = 1;
             ret = 0;
diff --git a/src/rdb.c b/src/rdb.c
index 8d847b9d73..3dd2d59476 100644
--- a/src/rdb.c
+++ b/src/rdb.c
@@ -2348,7 +2348,7 @@ robj *rdbLoadObject(int rdbtype, rio *rdb, sds key, int dbid, int *error) {
             }
             o->type = OBJ_SET;
             o->encoding = OBJ_ENCODING_INTSET;
-            if (intsetLen(o->ptr) > server.set_max_intset_entries) setTypeConvert(o, OBJ_ENCODING_HT);
+            if (intsetLen(o->ptr) > server.set_max_intset_entries) setTypeConvert(o, OBJ_ENCODING_HASHSET);
             break;
         case RDB_TYPE_SET_LISTPACK:
             if (deep_integrity_validation) server.stat_dump_payload_sanitizations++;
@@ -2368,7 +2368,7 @@ robj *rdbLoadObject(int rdbtype, rio *rdb, sds key, int dbid, int *error) {
                 decrRefCount(o);
                 goto emptykey;
             }
-            if (setTypeSize(o) > server.set_max_listpack_entries) setTypeConvert(o, OBJ_ENCODING_HT);
+            if (setTypeSize(o) > server.set_max_listpack_entries) setTypeConvert(o, OBJ_ENCODING_HASHSET);
             break;
         case RDB_TYPE_ZSET_ZIPLIST: {
             unsigned char *lp = lpNew(encoded_len);