This function sends a socket. (TCP compatible)

Syntax

int SyncSendSc(
  SOCKET sock, 
  void *pvSendBuffer, 
  unsigned short u16SendLength
);

Parameters

sock: [in] Socket descriptor
pvSendBuffer: [in] Specify the send buffer.
u16SendLength: [in] Specify the size of the data to be sent.
The upper limit of the size of the transmitted data is SOCKET_BUFFER_MAX_LENGTH (= 1400).

The following values will be returned.

Positive number	Description
Positive number	Send size
SOCK_ERR_INVALID	Socket invalid The communication destination or own socket is invalid. Please recreate the socket.
SOCK_ERROR	Socket error Close the socket and recreate it.
M2M_ERR_SLEEP_FAIL	Initialize with SysWLANInit function.
Other than the above	Failed

Performs socket transmission (TCP compatible).

Header file:

lib.h

Library file:

libSTARTUPOPH5000.a

Last updated: 2020/10/14