func (p *httpProtocol) Read(reader io.Reader, buffer *link.InBuffer) error {
// head
p.writePos = 0
header_buf := make([]byte, 1)
for {
if p.writePos == p.MaxPacketSize {
return link.PacketTooLargeError
}
if _, err := io.ReadFull(reader, header_buf); err != nil {
return err
}
p.header_data[p.writePos] = header_buf[0]
p.writePos++
if header_buf[0] == '\n' && p.writePos > 4 && string(p.header_data[p.writePos-4:p.writePos]) == "\r\n\r\n" {
break
}
}
header_buf = p.header_data[:p.writePos]
content_length := 0
if !(string(header_buf[:3]) == "GET") {
for _, m := range bytes.Split(header_buf, []byte("\r\n")) {
if bytes.Index(m, []byte("HTTP/1.1")) > 0 || bytes.Index(m, []byte(":")) < 0 {
continue
}
header_split := bytes.SplitN(m, []byte(":"), 2)
//headerKey := strings.TrimSpace(string(header_split[0]))
headerValue := strings.TrimSpace(string(header_split[1]))
if string(header_split[0]) == "CONTENT-LENGTH" {
content_length, _ = strconv.Atoi(string(headerValue))
}
}
}
body_buf := make([]byte, content_length)
if _, err := io.ReadFull(reader, body_buf); err != nil {
return err
}
buffer.Prepare(p.writePos + 1 + content_length)
for i := 0; i < p.writePos; i++ {
buffer.Data[i] = p.header_data[i]
}
for i := 0; i < content_length; i++ {
buffer.Data[p.writePos+i] = body_buf[i]
}
return nil
}
func (p *tcProtocol) Read(reader io.Reader, buffer *link.InBuffer) error {
// head
lenBuf := bytes.Buffer{}
tmpByte := make([]byte, 1)
writePos := 0
for {
///包最大长度不能大于9999
if writePos > 4 {
return link.PacketTooLargeError
}
if _, err := io.ReadFull(reader, tmpByte); err != nil {
return err
}
//fmt.Print(string(tmpByte))
if tmpByte[0] == '\r' {
if _, err := io.ReadFull(reader, tmpByte); tmpByte[0] != '\n' || err != nil {
return errors.New("bad request")
}
len, err := strconv.Atoi(lenBuf.String())
if err != nil {
return errors.New("bad request,len is incorrect")
}
buffer.Prepare(len)
if _, err := io.ReadFull(reader, buffer.Data); err != nil {
return err
} else {
return nil
}
}
lenBuf.WriteByte(tmpByte[0])
writePos++
}
return nil
}
