device/storage: use dedicated 'id' type

- Wrap the id in a new LiveDevStorageId struct, to avoid id
 confusion with other storage API calls.
- Formatting fixes by clang.

src/device-storage.c

@@ -1,4 +1,4 @@
-/* Copyright (C) 2018 Open Information Security Foundation
+/* Copyright (C) 2018-2021 Open Information Security Foundation
  *
  * You can copy, redistribute or modify this Program under the terms of
  * the GNU General Public License version 2 as published by the Free
@@ -56,8 +56,12 @@ unsigned int LiveDevStorageSize(void)
  * It has to be called once during the init of the sub system
  */
 
-int LiveDevStorageRegister(const char *name, const unsigned int size, void *(*Alloc)(unsigned int), void (*Free)(void *)) {
-    return StorageRegister(STORAGE_DEVICE, name, size, Alloc, Free);
+LiveDevStorageId LiveDevStorageRegister(const char *name, const unsigned int size,
+        void *(*Alloc)(unsigned int), void (*Free)(void *))
+{
+    int id = StorageRegister(STORAGE_DEVICE, name, size, Alloc, Free);
+    LiveDevStorageId ldsi = { .id = id };
+    return ldsi;
 }
 
 /**
@@ -68,9 +72,9 @@ int LiveDevStorageRegister(const char *name, const unsigned int size, void *(*Al
  * \param ptr pointer to the data to store
  */
 
-int LiveDevSetStorageById(LiveDevice *d, int id, void *ptr)
+int LiveDevSetStorageById(LiveDevice *d, LiveDevStorageId id, void *ptr)
 {
-    return StorageSetById((Storage *)((void *)d + sizeof(LiveDevice)), STORAGE_DEVICE, id, ptr);
+    return StorageSetById((Storage *)((void *)d + sizeof(LiveDevice)), STORAGE_DEVICE, id.id, ptr);
 }
 
 /**
@@ -81,9 +85,9 @@ int LiveDevSetStorageById(LiveDevice *d, int id, void *ptr)
  *
  */
 
-void *LiveDevGetStorageById(LiveDevice *d, int id)
+void *LiveDevGetStorageById(LiveDevice *d, LiveDevStorageId id)
 {
-    return StorageGetById((Storage *)((void *)d + sizeof(LiveDevice)), STORAGE_DEVICE, id);
+    return StorageGetById((Storage *)((void *)d + sizeof(LiveDevice)), STORAGE_DEVICE, id.id);
 }
 
 /**
@@ -92,14 +96,15 @@ void *LiveDevGetStorageById(LiveDevice *d, int id)
 
 /* Start of "private" function */
 
-void *LiveDevAllocStorageById(LiveDevice *d, int id)
+void *LiveDevAllocStorageById(LiveDevice *d, LiveDevStorageId id)
 {
-    return StorageAllocByIdPrealloc((Storage *)((void *)d + sizeof(LiveDevice)), STORAGE_DEVICE, id);
+    return StorageAllocByIdPrealloc(
+            (Storage *)((void *)d + sizeof(LiveDevice)), STORAGE_DEVICE, id.id);
 }
 
-void LiveDevFreeStorageById(LiveDevice *d, int id)
+void LiveDevFreeStorageById(LiveDevice *d, LiveDevStorageId id)
 {
-    StorageFreeById((Storage *)((void *)d + sizeof(LiveDevice)), STORAGE_DEVICE, id);
+    StorageFreeById((Storage *)((void *)d + sizeof(LiveDevice)), STORAGE_DEVICE, id.id);
 }
 
 void LiveDevFreeStorage(LiveDevice *d)

src/device-storage.h

@@ -1,4 +1,4 @@
-/* Copyright (C) 2018 Open Information Security Foundation
+/* Copyright (C) 2018-2021 Open Information Security Foundation
  *
  * You can copy, redistribute or modify this Program under the terms of
  * the GNU General Public License version 2 as published by the Free
@@ -29,17 +29,22 @@
 #include "util-storage.h"
 #include "util-device.h"
 
+typedef struct LiveDevStorageId_ {
+    int id;
+} LiveDevStorageId;
+
 unsigned int LiveDevStorageSize(void);
 
-void *LiveDevGetStorageById(LiveDevice *d, int id);
-int LiveDevSetStorageById(LiveDevice *d, int id, void *ptr);
-void *LiveDevAllocStorageById(LiveDevice *d, int id);
+void *LiveDevGetStorageById(LiveDevice *d, LiveDevStorageId id);
+int LiveDevSetStorageById(LiveDevice *d, LiveDevStorageId id, void *ptr);
+void *LiveDevAllocStorageById(LiveDevice *d, LiveDevStorageId id);
 
-void LiveDevFreeStorageById(LiveDevice *d, int id);
+void LiveDevFreeStorageById(LiveDevice *d, LiveDevStorageId id);
 void LiveDevFreeStorage(LiveDevice *d);
 
 void RegisterLiveDevStorageTests(void);
 
-int LiveDevStorageRegister(const char *name, const unsigned int size, void *(*Alloc)(unsigned int), void (*Free)(void *));
+LiveDevStorageId LiveDevStorageRegister(const char *name, const unsigned int size,
+        void *(*Alloc)(unsigned int), void (*Free)(void *));
 
 #endif /* __DEVICE_STORAGE_H__ */

src/util-device.c

@@ -1,4 +1,4 @@
-/* Copyright (C) 2011-2016 Open Information Security Foundation
+/* Copyright (C) 2011-2021 Open Information Security Foundation
  *
  * You can copy, redistribute or modify this Program under the terms of
  * the GNU General Public License version 2 as published by the Free
@@ -25,7 +25,7 @@
 
 #define MAX_DEVNAME 10
 
-static int g_bypass_storage_id = -1;
+static LiveDevStorageId g_bypass_storage_id = { .id = -1 };
 
 /**
  * \file
@@ -590,7 +590,7 @@ void LiveDevAddBypassFail(LiveDevice *dev, uint64_t cnt, int family)
 }
 
 /**
- * Increase number of currently succesfully bypassed flows for a protocol family
+ * Increase number of currently successfully bypassed flows for a protocol family
  *
  * \param dev pointer to LiveDevice to set stats for
  * \param cnt number of flows to add

src/util-ebpf.c

@@ -1,4 +1,4 @@
-/* Copyright (C) 2018-2019 Open Information Security Foundation
+/* Copyright (C) 2018-2021 Open Information Security Foundation
  *
  * You can copy, redistribute or modify this Program under the terms of
  * the GNU General Public License version 2 as published by the Free
@@ -60,8 +60,8 @@
 
 #define BYPASSED_FLOW_TIMEOUT   60
 
-static int g_livedev_storage_id = -1;
-static int g_flow_storage_id = -1;
+static LiveDevStorageId g_livedev_storage_id = { .id = -1 };
+static int g_flow_storage_id = -1; // TODO change this in a different commit
 
 struct bpf_map_item {
     char iface[IFNAMSIZ];