#import <Foundation/Foundation.h>
#import <SystemConfiguration/CaptiveNetwork.h>

extern "C" {
    const char* GetWiFiSSID() {
        NSString *ssid = nil;
        
        NSArray *interfaces = (__bridge_transfer NSArray *)CNCopySupportedInterfaces();
        
        for (NSString *interfaceName in interfaces) {
            NSDictionary *info = (__bridge_transfer NSDictionary *)CNCopyCurrentNetworkInfo((__bridge CFStringRef)interfaceName);
            
            if (info && info[@"SSID"]) {
                ssid = info[@"SSID"];
                break;
            }
        }
        
        if (ssid == nil) {
            return NULL;
        }
        
        const char *utf8String = [ssid UTF8String];
        char *result = (char *)malloc(strlen(utf8String) + 1);
        strcpy(result, utf8String);
        
        return result;
    }
}