socket (Bluetooth)
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4/8/2010
This function creates a socket that is bound to a specific service provider.
Note
This function is actually a Winsock function. However, the information that is presented in it is specific to Bluetooth.
Syntax
SOCKET socket(
int af,
int type,
int protocol
);
Parameters
- af
[in] Address family specification. To create a Bluetooth socket, use: af = AF_BTH
type
[in] Type specification for the new socket. To create a Bluetooth socket, use:type = SOCK_STREAM
protocol
[in] Protocol to be used with the socket that is specific to the indicated address family. To create a Bluetooth socket, use:protocol = BTHPROTO_RFCOMM
Return Value
If no error occurs, this function returns a descriptor referencing the new socket. If an error occurs, a value of INVALID_SOCKET is returned, and a specific error code can be retrieved by calling WSAGetLastError.
Remarks
The following example code shows how to use socket to create a Bluetooth socket.
SOCKET s = socket (AF_BTH, SOCK_STREAM, BTHPROTO_RFCOMM);
For more information about the socket function, see socket (Windows Sockets) in the Winsock reference.
Requirements
| Header | winsock2.h |
| Library | Ws2.lib |
| Windows Embedded CE | Windows CE .NET 4.0 and later |
| Windows Mobile | Windows Mobile Version 5.0 and later |
See Also
Reference
Bluetooth Application Development Functions