一、UDP数据结构

  1. typedef struct _UDP_HEADER
  2. {
  3. unsigned short m_usSourPort;    
  4. unsigned short m_usDestPort;   
  5. unsigned short m_usLength;    
  6. unsigned short m_usCheckSum;   
  7. }__attribute__((packed))UDP_HEADER, *PUDP_HEADER;
字段 位数 含义
m_usSourPort 16 源端口号
m_usDestPort 16 目的端口号
m_usLength 16 数据包长度
m_usCheckSum 16 校验和

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