Prosoft-technology MVI69-ADMNET Manuel d'utilisateur télécharger pdf (Page 110)

WATTCP API Functions MVI-ADMNET ♦ 'C' Programmable

Developer's Guide 'C' Programmable Application Development Module with Ethernet

Page 110 of 122 ProSoft Technology, Inc.

February 20, 2013

sock_dataready

Syntax

int sock_dataready( sock_type *skType );

Parameters

skType

Current socket that will be used to check if data is ready to be read.

Description

This function is used check if there is data ready to be read.

Return Value

Number of bytes ready to be read or -1 if error occurs.

Example

int in;

sock_type *socket;

. . .

in = sock_dataready(socket);

printf("%d", in);

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Prosoft-technology MVI69-ADMNET Manuel d'utilisateur Page 110