initial commit

request.go

@@ -0,0 +1,88 @@
+package gortsplib
+
+import (
+	"bufio"
+	"fmt"
+	"io"
+)
+
+type Request struct {
+	Method  string
+	Url     string
+	Headers map[string]string
+	Content []byte
+}
+
+func requestDecode(r io.Reader) (*Request, error) {
+	rb := bufio.NewReader(r)
+
+	req := &Request{}
+
+	byts, err := readBytesLimited(rb, ' ', 255)
+	if err != nil {
+		return nil, err
+	}
+	req.Method = string(byts[:len(byts)-1])
+
+	if len(req.Method) == 0 {
+		return nil, fmt.Errorf("empty method")
+	}
+
+	byts, err = readBytesLimited(rb, ' ', 255)
+	if err != nil {
+		return nil, err
+	}
+	req.Url = string(byts[:len(byts)-1])
+
+	if len(req.Url) == 0 {
+		return nil, fmt.Errorf("empty path")
+	}
+
+	byts, err = readBytesLimited(rb, '\r', 255)
+	if err != nil {
+		return nil, err
+	}
+	proto := string(byts[:len(byts)-1])
+
+	if proto != _RTSP_PROTO {
+		return nil, fmt.Errorf("expected '%s', got '%s'", _RTSP_PROTO, proto)
+	}
+
+	err = readByteEqual(rb, '\n')
+	if err != nil {
+		return nil, err
+	}
+
+	req.Headers, err = readHeaders(rb)
+	if err != nil {
+		return nil, err
+	}
+
+	req.Content, err = readContent(rb, req.Headers)
+	if err != nil {
+		return nil, err
+	}
+
+	return req, nil
+}
+
+func requestEncode(w io.Writer, req *Request) error {
+	wb := bufio.NewWriter(w)
+
+	_, err := wb.Write([]byte(req.Method + " " + req.Url + " " + _RTSP_PROTO + "\r\n"))
+	if err != nil {
+		return err
+	}
+
+	err = writeHeaders(wb, req.Headers)
+	if err != nil {
+		return err
+	}
+
+	err = writeContent(wb, req.Content)
+	if err != nil {
+		return err
+	}
+
+	return wb.Flush()
+}