VentoyPlugson Update:

1. Add preview json feature
2. Add reset button
3. Add configuration active identifier for each tab
4. Bug fix

Plugson/src/Core/ventoy_disk_linux.c

@@ -311,12 +311,24 @@ uint64_t ventoy_get_disk_size_in_byte(const char *disk)
 
 int ventoy_get_disk_vendor(const char *name, char *vendorbuf, int bufsize)
 {
-    return ventoy_get_sys_file_line(vendorbuf, bufsize, "/sys/block/%s/device/vendor", name);
+    if (strncmp(name, "loop", 4) == 0)
+    {
+        scnprintf(vendorbuf, bufsize, "Local");
+        return 0;
+    }
+    
+    return ventoy_get_sys_file_line(vendorbuf, bufsize, "/sys/block/%s/device/vendor", name);        
 }
 
 int ventoy_get_disk_model(const char *name, char *modelbuf, int bufsize)
 {
-    return ventoy_get_sys_file_line(modelbuf, bufsize, "/sys/block/%s/device/model", name);
+    if (strncmp(name, "loop", 4) == 0)
+    {
+        scnprintf(modelbuf, bufsize, "Loop Device");
+        return 0;
+    }
+
+    return ventoy_get_sys_file_line(modelbuf, bufsize, "/sys/block/%s/device/model", name);  
 }
 
 static int fatlib_media_sector_read(uint32 sector, uint8 *buffer, uint32 sector_count)
@@ -576,9 +588,9 @@ int ventoy_get_disk_info(char **argv)
     char model[128];
     char *disk = argv[4];
 
-    if (strncmp(argv[4], "/dev/", 4) == 0)
+    if (strncmp(argv[4], "/dev/", 5) == 0)
     {
-        disk += 4;
+        disk += 5;
     }
     ventoy_get_disk_vendor(disk, vendor, sizeof(vendor));
     ventoy_get_disk_model(disk, model, sizeof(model));

Plugson/src/Core/ventoy_json.h

@@ -152,6 +152,9 @@ typedef struct tagVTOY_JSON
 #define VTOY_JSON_FMT_ITEM_LN(P, Item)  ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "%s\"%s\",\n", P, (Item))
 #define VTOY_JSON_FMT_ITEM_PATH_LN(P, Item)  ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "%s\"%s\",\n", P, ventoy_real_path(Item))
 
+#define VTOY_JSON_FMT_ITEM_INT(Item)  ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "%d,", (Item))
+
+
 #define VTOY_JSON_FMT_COMA()  ssprintf(__uiCurPos, __pcBuf, __uiBufLen, ",")
 #define VTOY_JSON_FMT_COMA_N(cnt)  ssprintf(__uiCurPos, __pcBuf, __uiBufLen, ",\n")
 #define VTOY_JSON_FMT_COMA_N_CNT(cnt) if ((cnt) > 0)  ssprintf(__uiCurPos, __pcBuf, __uiBufLen, ",\n")

Plugson/src/Core/ventoy_util.c

@@ -257,4 +257,48 @@ if (backup)
 #endif    
 }
 
+static const char g_encoding_table[] = {'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H',
+                                'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P',
+                                'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X',
+                                'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f',
+                                'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n',
+                                'o', 'p', 'q', 'r', 's', 't', 'u', 'v',
+                                'w', 'x', 'y', 'z', '0', '1', '2', '3',
+                                '4', '5', '6', '7', '8', '9', '+', '/'};
+
+char * ventoy_base64_encode(const char *data, int input_length, int *output_length) 
+{
+    int i = 0;
+    int j = 0;
+    char *encoded_data = NULL;
+    int mod_table[] = {0, 2, 1};
+    
+    *output_length = 4 * ((input_length + 2) / 3);
+    encoded_data = malloc(*output_length + 4);
+    if (!encoded_data)
+    {
+        return NULL;
+    }
+
+    while (i < input_length) 
+    {
+        unsigned int octet_a = i < input_length ? (unsigned char)data[i++] : 0;
+        unsigned int octet_b = i < input_length ? (unsigned char)data[i++] : 0;
+        unsigned int octet_c = i < input_length ? (unsigned char)data[i++] : 0;
+
+        unsigned int triple = (octet_a << 0x10) + (octet_b << 0x08) + octet_c;
+
+        encoded_data[j++] = g_encoding_table[(triple >> 3 * 6) & 0x3F];
+        encoded_data[j++] = g_encoding_table[(triple >> 2 * 6) & 0x3F];
+        encoded_data[j++] = g_encoding_table[(triple >> 1 * 6) & 0x3F];
+        encoded_data[j++] = g_encoding_table[(triple >> 0 * 6) & 0x3F];
+    }
+
+    for (i = 0; i < mod_table[input_length % 3]; i++)
+    {
+        encoded_data[*output_length - 1 - i] = '=';        
+    }
+
+    return encoded_data;
+}
 

Plugson/src/Core/ventoy_util.h

@@ -199,6 +199,7 @@ extern unsigned char *g_unxz_buffer;
 extern int g_unxz_len;
 void unxz_error(char *x);
 int unxz_flush(void *src, unsigned int size);
+char * ventoy_base64_encode(const char *data, int input_length, int *output_length);
 
 #endif /* __VENTOY_UTIL_H__ */
 

Plugson/src/Core/ventoy_util_linux.c

@@ -33,6 +33,7 @@
 #include <linux/fs.h>
 #include <dirent.h>
 #include <time.h>
+#include <semaphore.h>
 #include <ventoy_define.h>
 #include <ventoy_util.h>
 
@@ -234,30 +235,18 @@ int ventoy_write_buf_to_file(const char *FileName, void *Bufer, int BufLen)
     return 0;
 }
 
-
+static sem_t g_writeback_sem;
 static volatile int g_thread_stop = 0;
 static pthread_t g_writeback_thread;
-static pthread_mutex_t g_writeback_mutex;
-static pthread_cond_t g_writeback_cond;
+
 static void * ventoy_local_thread_run(void* data)
 {
     ventoy_http_writeback_pf callback = (ventoy_http_writeback_pf)data;
 
-    while (1)
+    while (0 == g_thread_stop)
     {
-        pthread_mutex_lock(&g_writeback_mutex);
-        pthread_cond_wait(&g_writeback_cond, &g_writeback_mutex);
-        
-        if (g_thread_stop)
-        {
-            pthread_mutex_unlock(&g_writeback_mutex);
-            break;
-        }
-        else
-        {
-            callback();
-            pthread_mutex_unlock(&g_writeback_mutex);
-        }
+        sem_wait(&g_writeback_sem);
+        callback();
     }    
 
     return NULL;
@@ -265,15 +254,14 @@ static void * ventoy_local_thread_run(void* data)
 
 void ventoy_set_writeback_event(void)
 {
-    pthread_cond_signal(&g_writeback_cond);
+    sem_post(&g_writeback_sem);
 }
 
 int ventoy_start_writeback_thread(ventoy_http_writeback_pf callback)
 {
     g_thread_stop = 0;
-    pthread_mutex_init(&g_writeback_mutex, NULL);
-    pthread_cond_init(&g_writeback_cond, NULL);
 
+    sem_init(&g_writeback_sem, 0, 0);
     pthread_create(&g_writeback_thread, NULL, ventoy_local_thread_run, callback);
 
     return 0;
@@ -282,13 +270,10 @@ int ventoy_start_writeback_thread(ventoy_http_writeback_pf callback)
 void ventoy_stop_writeback_thread(void)
 {
     g_thread_stop = 1;
-    pthread_cond_signal(&g_writeback_cond);
-    
+
+    sem_post(&g_writeback_sem);
     pthread_join(g_writeback_thread, NULL);
-
-
-    pthread_cond_destroy(&g_writeback_cond);
-    pthread_mutex_destroy(&g_writeback_mutex);
+    sem_destroy(&g_writeback_sem);
 }
 
 

Plugson/src/Web/ventoy_http.c

@@ -60,6 +60,17 @@ static const char *g_ventoy_kbd_layout[] =
     NULL
 };
 
+#define VTOY_DEL_ALL_PATH   "4119ae33-98ea-448e-b9c0-569aafcf1fb4"
+
+static int g_json_exist[plugin_type_max][bios_max];
+static const char *g_plugin_name[plugin_type_max] = 
+{
+    "control", "theme", "menu_alias", "menu_tip", 
+    "menu_class", "auto_install", "persistence", "injection", 
+    "conf_replace", "password", "image_list", 
+    "auto_memdisk", "dud"
+};
+
 static char g_ventoy_help_lang[MAX_LANGUAGE][8];
 
 static char g_pub_path[2 * MAX_PATH];
@@ -341,7 +352,10 @@ static int ventoy_api_sysinfo(struct mg_connection *conn, VTOY_JSON *json)
 
 static int ventoy_api_handshake(struct mg_connection *conn, VTOY_JSON *json)
 {
+    int i = 0;
+    int j = 0;
     int pos = 0;
+    char key[128];
     
     (void)json;
 
@@ -350,6 +364,19 @@ static int ventoy_api_handshake(struct mg_connection *conn, VTOY_JSON *json)
     VTOY_JSON_FMT_SINT("status", 0);
     VTOY_JSON_FMT_SINT("save_error", g_sysinfo.config_save_error);
     g_sysinfo.config_save_error = 0;
+
+    for (i = 0; i < plugin_type_max; i++)
+    {
+        scnprintf(key, sizeof(key), "exist_%s", g_plugin_name[i]);
+        VTOY_JSON_FMT_KEY(key);
+        VTOY_JSON_FMT_ARY_BEGIN();
+        for (j = 0; j < bios_max; j++)
+        {
+            VTOY_JSON_FMT_ITEM_INT(g_json_exist[i][j]);
+        }
+        VTOY_JSON_FMT_ARY_ENDEX();
+    }
+    
     VTOY_JSON_FMT_OBJ_END();
     VTOY_JSON_FMT_END(pos);
 
@@ -718,7 +745,7 @@ int ventoy_data_cmp_theme(data_theme *data1, data_theme *data2)
     {
         return 1;
     }
-    
+
     if (ventoy_path_list_cmp(data1->fontslist, data2->fontslist))
     {
         return 1;
@@ -927,7 +954,14 @@ static int ventoy_api_theme_del_file(struct mg_connection *conn, VTOY_JSON *json
     path = VTOY_JSON_STR_EX("path");
     if (path)
     {
-        vtoy_list_del(last, node, data->filelist, path);
+        if (strcmp(path, VTOY_DEL_ALL_PATH) == 0)
+        {
+            vtoy_list_free(path_node, data->filelist);
+        }
+        else
+        {
+            vtoy_list_del(last, node, data->filelist, path);
+        }    
     }
 
     ret = ventoy_data_save_all();
@@ -982,7 +1016,14 @@ static int ventoy_api_theme_del_font(struct mg_connection *conn, VTOY_JSON *json
     path = VTOY_JSON_STR_EX("path");
     if (path)
     {
-        vtoy_list_del(last, node, data->fontslist, path);
+        if (strcmp(path, VTOY_DEL_ALL_PATH) == 0)
+        {
+            vtoy_list_free(path_node, data->fontslist);
+        }
+        else
+        {
+            vtoy_list_del(last, node, data->fontslist, path);            
+        }    
     }
 
     ret = ventoy_data_save_all();
@@ -1179,7 +1220,14 @@ static int ventoy_api_alias_del(struct mg_connection *conn, VTOY_JSON *json)
     path = VTOY_JSON_STR_EX("path");
     if (path)
     {
-        vtoy_list_del(last, node, data->list, path);
+        if (strcmp(path, VTOY_DEL_ALL_PATH) == 0)
+        {
+            vtoy_list_free(data_alias_node, data->list);          
+        }
+        else
+        {
+            vtoy_list_del(last, node, data->list, path);            
+        }
     }
 
     ret = ventoy_data_save_all();
@@ -1417,7 +1465,14 @@ static int ventoy_api_tip_del(struct mg_connection *conn, VTOY_JSON *json)
     path = VTOY_JSON_STR_EX("path");
     if (path)
     {
-        vtoy_list_del(last, node, data->list, path);
+        if (strcmp(path, VTOY_DEL_ALL_PATH) == 0)
+        {
+            vtoy_list_free(data_tip_node, data->list);          
+        }
+        else
+        {
+            vtoy_list_del(last, node, data->list, path);  
+        }
     }
 
     ret = ventoy_data_save_all();
@@ -1620,7 +1675,14 @@ static int ventoy_api_class_del(struct mg_connection *conn, VTOY_JSON *json)
     path = VTOY_JSON_STR_EX("path");
     if (path)
     {
-        vtoy_list_del(last, node, data->list, path);
+        if (strcmp(path, VTOY_DEL_ALL_PATH) == 0)
+        {
+            vtoy_list_free(data_class_node, data->list);
+        }
+        else
+        {
+            vtoy_list_del(last, node, data->list, path);            
+        }
     }
 
     ret = ventoy_data_save_all();
@@ -1749,7 +1811,14 @@ static int ventoy_api_auto_memdisk_del(struct mg_connection *conn, VTOY_JSON *js
     path = VTOY_JSON_STR_EX("path");
     if (path)
     {
-        vtoy_list_del(last, node, data->list, path);
+        if (strcmp(path, VTOY_DEL_ALL_PATH) == 0)
+        {
+            vtoy_list_free(path_node, data->list);
+        }
+        else
+        {
+            vtoy_list_del(last, node, data->list, path);            
+        }
     }
 
     ret = ventoy_data_save_all();
@@ -1924,7 +1993,14 @@ static int ventoy_api_image_list_del(struct mg_connection *conn, VTOY_JSON *json
     path = VTOY_JSON_STR_EX("path");
     if (path)
     {
-        vtoy_list_del(last, node, data->list, path);
+        if (strcmp(path, VTOY_DEL_ALL_PATH) == 0)
+        {
+            vtoy_list_free(path_node, data->list);
+        }
+        else
+        {
+            vtoy_list_del(last, node, data->list, path);            
+        }
     }
 
     ret = ventoy_data_save_all();
@@ -2175,7 +2251,14 @@ static int ventoy_api_password_del(struct mg_connection *conn, VTOY_JSON *json)
     path = VTOY_JSON_STR_EX("path");
     if (path)
     {
-        vtoy_list_del(last, node, data->list, path);
+        if (strcmp(path, VTOY_DEL_ALL_PATH) == 0)
+        {
+            vtoy_list_free(menu_password, data->list);
+        }
+        else
+        {
+            vtoy_list_del(last, node, data->list, path);            
+        }
     }
 
     ret = ventoy_data_save_all();
@@ -2366,7 +2449,14 @@ static int ventoy_api_conf_replace_del(struct mg_connection *conn, VTOY_JSON *js
     path = VTOY_JSON_STR_EX("path");
     if (path)
     {
-        vtoy_list_del(last, node, data->list, path);
+        if (strcmp(path, VTOY_DEL_ALL_PATH) == 0)
+        {
+            vtoy_list_free(conf_replace_node, data->list);
+        }
+        else
+        {
+            vtoy_list_del(last, node, data->list, path);            
+        }
     }
 
     ret = ventoy_data_save_all();
@@ -2555,6 +2645,7 @@ static int ventoy_api_dud_del(struct mg_connection *conn, VTOY_JSON *json)
     int ret;
     int index = 0;
     const char *path = NULL;
+    dud_node *next = NULL;
     dud_node *last = NULL;
     dud_node *node = NULL;
     data_dud *data = NULL;
@@ -2565,7 +2656,20 @@ static int ventoy_api_dud_del(struct mg_connection *conn, VTOY_JSON *json)
     path = VTOY_JSON_STR_EX("path");
     if (path)
     {
-        vtoy_list_del_ex(last, node, data->list, path, ventoy_free_path_node_list);
+        if (strcmp(path, VTOY_DEL_ALL_PATH) == 0)
+        {
+            for (node = data->list; node; node = next)
+            {
+                next = node->next;
+                ventoy_free_path_node_list(node->list);
+                free(node);
+            }
+            data->list = NULL;
+        }
+        else
+        {
+            vtoy_list_del_ex(last, node, data->list, path, ventoy_free_path_node_list);
+        }
     }
 
     ret = ventoy_data_save_all();
@@ -2902,6 +3006,7 @@ static int ventoy_api_auto_install_del(struct mg_connection *conn, VTOY_JSON *js
     int index = 0;
     const char *path = NULL;
     auto_install_node *last = NULL;
+    auto_install_node *next = NULL;
     auto_install_node *node = NULL;
     data_auto_install *data = NULL;
     
@@ -2911,7 +3016,20 @@ static int ventoy_api_auto_install_del(struct mg_connection *conn, VTOY_JSON *js
     path = VTOY_JSON_STR_EX("path");
     if (path)
     {
-        vtoy_list_del_ex(last, node, data->list, path, ventoy_free_path_node_list);
+        if (strcmp(path, VTOY_DEL_ALL_PATH) == 0)
+        {
+            for (node = data->list; node; node = next)
+            {
+                next = node->next;
+                ventoy_free_path_node_list(node->list);
+                free(node);
+            }
+            data->list = NULL;
+        }
+        else
+        {
+            vtoy_list_del_ex(last, node, data->list, path, ventoy_free_path_node_list);            
+        }
     }
 
     ret = ventoy_data_save_all();
@@ -3229,6 +3347,7 @@ static int ventoy_api_persistence_del(struct mg_connection *conn, VTOY_JSON *jso
     int index = 0;
     const char *path = NULL;
     persistence_node *last = NULL;
+    persistence_node *next = NULL;
     persistence_node *node = NULL;
     data_persistence *data = NULL;
     
@@ -3238,7 +3357,20 @@ static int ventoy_api_persistence_del(struct mg_connection *conn, VTOY_JSON *jso
     path = VTOY_JSON_STR_EX("path");
     if (path)
     {
-        vtoy_list_del_ex(last, node, data->list, path, ventoy_free_path_node_list);
+        if (strcmp(path, VTOY_DEL_ALL_PATH) == 0)
+        {
+            for (node = data->list; node; node = next)
+            {
+                next = node->next;
+                ventoy_free_path_node_list(node->list);
+                free(node);
+            }
+            data->list = NULL;
+        }
+        else
+        {
+            vtoy_list_del_ex(last, node, data->list, path, ventoy_free_path_node_list);            
+        }    
     }
 
     ret = ventoy_data_save_all();
@@ -3515,7 +3647,14 @@ static int ventoy_api_injection_del(struct mg_connection *conn, VTOY_JSON *json)
     path = VTOY_JSON_STR_EX("path");
     if (path)
     {
-        vtoy_list_del(last, node, data->list, path);
+        if (strcmp(path, VTOY_DEL_ALL_PATH) == 0)
+        {
+            vtoy_list_free(injection_node, data->list);
+        }
+        else
+        {
+            vtoy_list_del(last, node, data->list, path);            
+        }
     }
 
     ret = ventoy_data_save_all();
@@ -3524,6 +3663,34 @@ static int ventoy_api_injection_del(struct mg_connection *conn, VTOY_JSON *json)
     return 0;
 }
 
+#if 0
+#endif
+
+static int ventoy_api_preview_json(struct mg_connection *conn, VTOY_JSON *json)
+{
+    int pos = 0;
+    int len = 0;
+    int encodelen = 0;
+    char *encodebuf = NULL;
+    
+    (void)json;
+
+    len = ventoy_data_real_save_all(0);
+    encodebuf = ventoy_base64_encode(JSON_SAVE_BUFFER, len, &encodelen);
+    encodebuf[encodelen] = 0;
+
+    VTOY_JSON_FMT_BEGIN(pos, JSON_BUFFER, JSON_BUF_MAX);
+    VTOY_JSON_FMT_OBJ_BEGIN();
+    VTOY_JSON_FMT_STRN("json", encodebuf);
+    VTOY_JSON_FMT_OBJ_END();
+    VTOY_JSON_FMT_END(pos);
+
+    free(encodebuf);
+
+    ventoy_json_buffer(conn, JSON_BUFFER, pos);
+    return 0;
+}
+
 
 #if 0
 #endif
@@ -3534,14 +3701,17 @@ int ventoy_data_save_all(void)
     return 0;
 }
 
-int ventoy_data_real_save_all(void)
+int ventoy_data_real_save_all(int apilock)
 {
     int i = 0;
     int pos = 0;
     char title[64];
 
-    pthread_mutex_lock(&g_api_mutex);
-    
+    if (apilock)
+    {
+        pthread_mutex_lock(&g_api_mutex);        
+    }
+
     ssprintf(pos, JSON_SAVE_BUFFER, JSON_BUF_MAX, "{\n");
 
     ventoy_save_plug(control);
@@ -3565,7 +3735,10 @@ int ventoy_data_real_save_all(void)
     }
     ssprintf(pos, JSON_SAVE_BUFFER, JSON_BUF_MAX, "}\n");
 
-    pthread_mutex_unlock(&g_api_mutex);
+    if (apilock)
+    {
+        pthread_mutex_unlock(&g_api_mutex);        
+    }
 
     return pos;
 }
@@ -3578,7 +3751,7 @@ int ventoy_http_writeback(void)
 
     ventoy_get_json_path(filename, NULL);
 
-    pos = ventoy_data_real_save_all();
+    pos = ventoy_data_real_save_all(1);
         
     #ifdef VENTOY_SIM
     printf("%s", JSON_SAVE_BUFFER);
@@ -3675,11 +3848,11 @@ static JSON_CB g_ventoy_json_cb[] =
     { "save_injection",     ventoy_api_save_injection     },   
     { "injection_add",      ventoy_api_injection_add      },
     { "injection_del",      ventoy_api_injection_del      },
-
+    { "preview_json",       ventoy_api_preview_json       },
     
 };
 
-static int ventoy_json_handler(struct mg_connection *conn, VTOY_JSON *json)
+static int ventoy_json_handler(struct mg_connection *conn, VTOY_JSON *json, char *jsonstr)
 {
     int i;
     const char *method = NULL;
@@ -3696,7 +3869,7 @@ static int ventoy_json_handler(struct mg_connection *conn, VTOY_JSON *json)
         ventoy_api_handshake(conn, json);
         return 0;
     }
-    
+
     for (i = 0; i < (int)(sizeof(g_ventoy_json_cb) / sizeof(g_ventoy_json_cb[0])); i++)
     {
         if (strcmp(method, g_ventoy_json_cb[i].method) == 0)
@@ -3740,7 +3913,7 @@ static int ventoy_request_handler(struct mg_connection *conn)
         if (JSON_SUCCESS == vtoy_json_parse(json, post_data_buf))
         {
             pthread_mutex_lock(&g_api_mutex);
-            ventoy_json_handler(conn, json->pstChild);
+            ventoy_json_handler(conn, json->pstChild, post_data_buf);
             pthread_mutex_unlock(&g_api_mutex);
         }
         else
@@ -5026,7 +5199,8 @@ end:
 
 int ventoy_http_start(const char *ip, const char *port)
 {
-    int i;
+    int i = 0;
+    int ret = 0;
     char addr[128];
     char filename[128];
     char backupname[128];
@@ -5063,10 +5237,13 @@ int ventoy_http_start(const char *ip, const char *port)
     if (ventoy_is_file_exist("%s", filename))
     {
         ventoy_copy_file(filename, backupname);
-        ventoy_load_old_json(filename);
+        ret = ventoy_load_old_json(filename);
+        if (ret == 0)
+        {
+            ventoy_data_real_save_all(0);
+        }
     }
 
-
     /* option */
     scnprintf(addr, sizeof(addr), "%s:%s", ip, port);
     options[1] = addr;

Plugson/src/Web/ventoy_http.h

@@ -41,6 +41,24 @@ typedef enum bios_mode
     bios_max
 }bios_mode;
 
+typedef enum plugin_type
+{
+    plugin_type_control = 0,
+    plugin_type_theme,
+    plugin_type_menu_alias,
+    plugin_type_menu_tip,
+    plugin_type_menu_class,
+    plugin_type_auto_install,
+    plugin_type_persistence,
+    plugin_type_injection,
+    plugin_type_conf_replace,
+    plugin_type_password,
+    plugin_type_image_list,
+    plugin_type_auto_memdisk,
+    plugin_type_dud,
+
+    plugin_type_max
+}plugin_type;
 
 typedef struct data_control
 {
@@ -260,8 +278,10 @@ typedef struct data_persistence
     for (i = 0; i < bios_max; i++) \
     {\
         scnprintf(title, sizeof(title), "%s%s", #plug, g_json_title_postfix[i]);\
+        g_json_exist[plugin_type_##plug][i] = 0;\
         if (ventoy_data_cmp_##plug(g_data_##plug + i, g_data_##plug + bios_max))\
         {\
+            g_json_exist[plugin_type_##plug][i] = 1;\
             pos += ventoy_data_save_##plug(g_data_##plug + i, title, JSON_SAVE_BUFFER + pos, JSON_BUF_MAX - pos);\
         }\
     }\
@@ -302,6 +322,7 @@ typedef struct data_persistence
         free(__node);\
         __node = __next;\
     }\
+    (list) = NULL;\
 }
 
 #define vtoy_list_del(last, node, LIST, field) \
@@ -401,6 +422,7 @@ void ventoy_http_exit(void);
 int ventoy_http_start(const char *ip, const char *port);
 int ventoy_http_stop(void);
 int ventoy_data_save_all(void);
+int ventoy_data_real_save_all(int apilock);
 
 #endif /* __VENTOY_HTTP_H__ */