sendto()

指定アドレスへの送信
int sendto (
  SOCKET s,
  const char * buf,
  int len,
  int flags,
  const struct sockaddr * to,
  int tolen
);

パラメータ

s

• [in] Descriptor identifying a (possibly connected) socket.

buf

• [in] Buffer containing the data to be transmitted.

len

• [in] Length of the data in buf, in bytes.

flags

• [in] Indicator specifying the way in which the call is made.

to

• [in] Optional pointer to a sockaddr structure that contains the address of the target socket.

tolen

• [in] Size of the address in to, in bytes.