fd_set
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4/8/2010
This structure is used by various Windows Sockets functions and service providers, such as the select function, to place sockets into a set for various purposes. For example, the readfds parameter of the select function can be used for testing a socket for readability.
Syntax
typedef struct fd_set {
u_int fd_count;
SOCKET fd_array[FD_SETSIZE];
} fd_set;
Members
- fd_count
Number of sockets in the set.
- fd_array
Array of sockets that are in the set.
Requirements
| Header | winsock2.h |
| Windows Embedded CE | Windows CE .NET 4.0 and later |
| Windows Mobile | Windows Mobile Version 5.0 and later |