X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=Usermode%2Finclude%2Fsys%2Ftypes.h;h=92e279177714e16b8986f898bc3b4e6ae819169d;hb=2c1df972d9b8d2ccbffbc672d985bf8bda72f7ab;hp=2fad39fc38459216454542a7c66c6c50d9d0f8e4;hpb=22621d0f86a4b3ca5038e470f105d941fbbd7c62;p=tpg%2Facess2.git

diff --git a/Usermode/include/sys/types.h b/Usermode/include/sys/types.h
index 2fad39fc..92e27917 100644
--- a/Usermode/include/sys/types.h
+++ b/Usermode/include/sys/types.h
@@ -27,6 +27,20 @@ typedef struct {
 #define		S_IFSOCK	0140000	/* socket */
 #define		S_IFIFO	0010000	/* fifo */
 
+#define FD_SETSIZE	128
+
+/**
+ * \brief fd_set for select()
+ */
+typedef struct
+{
+	uint16_t	flags[FD_SETSIZE/16];
+}	fd_set;
+
+static inline void FD_ZERO(fd_set *fdsetp) {int i=FD_SETSIZE/16;while(i--)fdsetp->flags[i]=0; }
+static inline void FD_CLR(int fd, fd_set *fdsetp) { fdsetp->flags[fd/16]&=~(1<<(fd%16)); }
+static inline void FD_SET(int fd, fd_set *fdsetp) { fdsetp->flags[fd/16]|=1<<(fd%16); }
+static inline int FD_ISSET(int fd, fd_set *fdsetp) { return fdsetp->flags[fd/16]&(1<<(fd%16)); }
 
 typedef uint32_t	pid_t;
 typedef uint32_t	tid_t;