Add testing cgi with authentication check

cgi-bin/test.c

@@ -0,0 +1,44 @@
+#define _GNU_SOURCE 
+#include <stdio.h> 
+#include <stdlib.h> 
+#include <string.h> 
+#include <strings.h>
+
+int IsUserLogin(char *user, int bufsize) 
+{
+  FILE *fp = NULL; 
+  char buf[1024]; 
+  int login = 0;
+
+  bzero(user, bufsize);
+  fp = popen("/usr/syno/synoman/webman/modules/authenticate.cgi", "r"); 
+  if (!fp) {
+       return 0;
+  } 
+
+  bzero(buf, sizeof(buf));
+  fread(buf, 1024, 1, fp);
+
+  if (strlen(buf) > 0) {
+    snprintf(user, bufsize, "%s", buf); 
+    login = 1;
+  } 
+  pclose(fp);
+
+  return login; 
+}
+
+int main(int argc, char **argv)
+{
+  char user[256];
+  printf("Content-Type: text/html\r\n\r\n"); 
+
+  if (IsUserLogin(user, sizeof(user)) == 1) {
+    printf("User is authenticated. Name: %s\n", user); } 
+  else {
+    printf("User is not authenticated.\n"); 
+  }
+
+  return 0; 
+}
+