Switch to uint64_t to avoid overflow in 32bit systems (#16048)

4 files changed, 9 insertions, 9 deletions

diff --git a/database/contexts/api_v2.c b/database/contexts/api_v2.c
index ff977f7384..5f904718fa 100644
--- a/database/contexts/api_v2.c
+++ b/database/contexts/api_v2.c
@@ -1009,8 +1009,8 @@ void buffer_json_agents_v2(BUFFER *wb, struct query_timings *timings, time_t now
             STORAGE_ENGINE *eng = localhost->db[tier].eng;
             if (!eng) continue;
 
-            size_t max = storage_engine_disk_space_max(eng->backend, localhost->db[tier].instance);
-            size_t used = storage_engine_disk_space_used(eng->backend, localhost->db[tier].instance);
+            uint64_t max = storage_engine_disk_space_max(eng->backend, localhost->db[tier].instance);
+            uint64_t used = storage_engine_disk_space_used(eng->backend, localhost->db[tier].instance);
             time_t first_time_s = storage_engine_global_first_time_s(eng->backend, localhost->db[tier].instance);
             size_t currently_collected_metrics = storage_engine_collected_metrics(eng->backend, localhost->db[tier].instance);
 
diff --git a/database/engine/rrdengineapi.c b/database/engine/rrdengineapi.c
index 826da6326d..318a933f1b 100755
--- a/database/engine/rrdengineapi.c
+++ b/database/engine/rrdengineapi.c
@@ -1008,12 +1008,12 @@ bool rrdeng_metric_retention_by_uuid(STORAGE_INSTANCE *db_instance, uuid_t *dim_
     return true;
 }
 
-size_t rrdeng_disk_space_max(STORAGE_INSTANCE *db_instance) {
+uint64_t rrdeng_disk_space_max(STORAGE_INSTANCE *db_instance) {
     struct rrdengine_instance *ctx = (struct rrdengine_instance *)db_instance;
     return ctx->config.max_disk_space;
 }
 
-size_t rrdeng_disk_space_used(STORAGE_INSTANCE *db_instance) {
+uint64_t rrdeng_disk_space_used(STORAGE_INSTANCE *db_instance) {
     struct rrdengine_instance *ctx = (struct rrdengine_instance *)db_instance;
     return __atomic_load_n(&ctx->atomic.current_disk_space, __ATOMIC_RELAXED);
 }
diff --git a/database/engine/rrdengineapi.h b/database/engine/rrdengineapi.h
index 12f1becd17..61449426ff 100644
--- a/database/engine/rrdengineapi.h
+++ b/database/engine/rrdengineapi.h
@@ -222,7 +222,7 @@ RRDENG_SIZE_STATS rrdeng_size_statistics(struct rrdengine_instance *ctx);
 size_t rrdeng_collectors_running(struct rrdengine_instance *ctx);
 bool rrdeng_is_legacy(STORAGE_INSTANCE *db_instance);
 
-size_t rrdeng_disk_space_max(STORAGE_INSTANCE *db_instance);
-size_t rrdeng_disk_space_used(STORAGE_INSTANCE *db_instance);
+uint64_t rrdeng_disk_space_max(STORAGE_INSTANCE *db_instance);
+uint64_t rrdeng_disk_space_used(STORAGE_INSTANCE *db_instance);
 
 #endif /* NETDATA_RRDENGINEAPI_H */
diff --git a/database/rrd.h b/database/rrd.h
index 543f2021ab..b8a9a69c21 100644
--- a/database/rrd.h
+++ b/database/rrd.h
@@ -454,8 +454,8 @@ static inline void storage_engine_store_metric(
                                        count, anomaly_count, flags);
 }
 
-size_t rrdeng_disk_space_max(STORAGE_INSTANCE *db_instance);
-static inline size_t storage_engine_disk_space_max(STORAGE_ENGINE_BACKEND backend __maybe_unused, STORAGE_INSTANCE *db_instance __maybe_unused) {
+uint64_t rrdeng_disk_space_max(STORAGE_INSTANCE *db_instance);
+static inline uint64_t storage_engine_disk_space_max(STORAGE_ENGINE_BACKEND backend __maybe_unused, STORAGE_INSTANCE *db_instance __maybe_unused) {
 #ifdef ENABLE_DBENGINE
     if(likely(backend == STORAGE_ENGINE_BACKEND_DBENGINE))
         return rrdeng_disk_space_max(db_instance);
@@ -464,7 +464,7 @@ static inline size_t storage_engine_disk_space_max(STORAGE_ENGINE_BACKEND backen
     return 0;
 }
 
-size_t rrdeng_disk_space_used(STORAGE_INSTANCE *db_instance);
+uint64_t rrdeng_disk_space_used(STORAGE_INSTANCE *db_instance);
 static inline size_t storage_engine_disk_space_used(STORAGE_ENGINE_BACKEND backend __maybe_unused, STORAGE_INSTANCE *db_instance __maybe_unused) {
 #ifdef ENABLE_DBENGINE
     if(likely(backend == STORAGE_ENGINE_BACKEND_DBENGINE))