API -> recv [ Library : ws2_32.dll, Category : Winsock ] [C#, VB, VB.net]

recv

Library : ws2_32.dll Category : Winsock

Api Example(s)
This is a link to different site Sending Data using socket.
Receiving Data : Winsock API Test Bench sample application
Introduction to the Winsock API Test Bench sample application : Winsock API - Step by step tutorial for the Visual Basic developers

API Description :

The Windows Sockets recv function receives data on a socket.

VB Declaration :

Show Multiline Public Private

Declare Function recv Lib "ws2_32" (ByVaL s As Long, ByVaL buf As String, ByVaL lLen As Long, ByVaL flags As Long) As Long

Parameters :

· s
[in] A descriptor identifying a connected socket.

· buf
[out] A buffer for the incoming data.

· len
[in] The length of buf.

· flags
[in] A flag specifying the way in which the call is made.

Return :

If no error occurs, recv returns the number of bytes received. If the connection has been gracefully closed, the return value is zero. Otherwise, a value of SOCKET_ERROR is returned, and a specific error code can be retrieved by calling WSAGetLastError.

OS Requirement :

Requires Windows Sockets 1.1

Dotnet Replacement :