add wr840n specific utility functions

wr840n/utils.go

@@ -0,0 +1,31 @@
+package wr840n
+
+import (
+	"net/http"
+	"io"
+	"strings"
+)
+
+func MakeRequest(url string, payload string, auth string) (string, error) {
+	req, err := http.NewRequest("POST", url, strings.NewReader(payload))
+	if err != nil {
+		return "", err
+	}
+	req.Header.Add("Referer", "http://192.168.0.1/mainFrame.htm")
+	req.Header.Add("Content-Type", "text/plain")
+	req.Header.Add("charset", "UTF-8")
+	req.Header.Add("Cookie", "Authorization="+auth)
+
+	res, err := http.DefaultClient.Do(req)
+	if err != nil {
+		return "", err
+	}
+
+	defer res.Body.Close()
+
+	body, err := io.ReadAll(res.Body)
+	if err != nil {
+		return "", err
+	}
+	return string(body), nil
+}