fd_set structure
The fd_set 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, such as testing a given socket for readability using the readfds parameter of the select function.
Syntax
typedef struct fd_set { u_int fd_count; SOCKET fd_array[FD_SETSIZE]; } fd_set;
Members
- fd_count
-
The number of sockets in the set.
- fd_array
-
An array of sockets that are in the set.
Requirements
|
Minimum supported client |
Windows 2000 Professional [desktop apps only] |
|---|---|
|
Minimum supported server |
Windows 2000 Server [desktop apps only] |
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Header |
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See also