wutsocket: implement missing functions

include/sys/filio.h

@@ -0,0 +1,21 @@
+#pragma once
+
+#include <sys/ioccom.h>
+
+/* Generic file-descriptor ioctl's. */
+#define FIOCLEX     _IO('f', 1)         /* set close on exec on fd */
+#define FIONCLEX    _IO('f', 2)         /* remove close on exec */
+#define FIONREAD    _IOR('f', 127, int) /* get # bytes to read */
+#define FIONWRITE   _IOR('f', 119, int) /* get # bytes (yet) to write */
+#define FIONBIO     _IOW('f', 126, int) /* set/clear non-blocking i/o */
+#define FIOASYNC    _IOW('f', 125, int) /* set/clear async i/o */
+#define FIOSETOWN   _IOW('f', 124, int) /* set owner */
+#define FIOGETOWN   _IOR('f', 123, int) /* get owner */
+#define FIODTYPE    _IOR('f', 122, int) /* get d_flags type part */
+#define FIOGETLBA   _IOR('f', 121, int) /* get start blk # */
+struct fiodgname_arg {
+    int  len;
+    void *buf;
+};
+#define FIODGNAME   _IOW('f', 120, struct fiodgname_arg) /* get dev. name */
+#define FIONSPACE   _IOR('f', 118, int) /* get space in send queue */

include/sys/ioccom.h

@@ -0,0 +1,40 @@
+#pragma once
+
+/*
+ * Ioctl's have the command encoded in the lower word, and the size of
+ * any in or out parameters in the upper word.  The high 3 bits of the
+ * upper word are used to encode the in/out status of the parameter.
+ */
+#define IOCPARM_SHIFT   13   /* number of bits for ioctl size */
+#define IOCPARM_MASK    ((1 << IOCPARM_SHIFT) - 1) /* parameter length mask */
+#define IOCPARM_LEN(x)  (((x) >> 16) & IOCPARM_MASK)
+#define IOCBASECMD(x)   ((x) & ~(IOCPARM_MASK << 16))
+#define IOCGROUP(x)     (((x) >> 8) & 0xff)
+
+#define IOCPARM_MAX     (1 << IOCPARM_SHIFT) /* max size of ioctl */
+#define IOC_VOID        0x20000000  /* no parameters */
+#define IOC_OUT         0x40000000  /* copy out parameters */
+#define IOC_IN          0x80000000  /* copy in parameters */
+#define IOC_INOUT       (IOC_IN|IOC_OUT)
+#define IOC_DIRMASK     (IOC_VOID|IOC_OUT|IOC_IN)
+
+#define _IOC(inout,group,num,len)   ((int) \
+    ((inout) | (((len) & IOCPARM_MASK) << 16) | ((group) << 8) | (num)))
+#define _IO(g,n)        _IOC(IOC_VOID,  (g), (n), 0)
+#define _IOWINT(g,n)    _IOC(IOC_VOID,  (g), (n), sizeof(int))
+#define _IOR(g,n,t)     _IOC(IOC_OUT,   (g), (n), sizeof(t))
+#define _IOW(g,n,t)     _IOC(IOC_IN,    (g), (n), sizeof(t))
+/* this should be _IORW, but stdio got there first */
+#define _IOWR(g,n,t)    _IOC(IOC_INOUT, (g), (n), sizeof(t))
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int ioctl(int fd,
+          int request,
+          ...);
+
+#ifdef __cplusplus
+}
+#endif

include/sys/ioctl.h

@@ -0,0 +1,5 @@
+#pragma once
+
+#include <sys/ioccom.h>
+
+#include <sys/filio.h>

include/sys/socket.h

@@ -26,6 +26,7 @@
  * SOL_SOCKET options
  */
 #define SO_REUSEADDR    0x0004      // reuse address
+#define SO_KEEPALIVE    0x0008      // keep connections alive
 #define SO_BROADCAST    0x0020      // broadcast
 #define SO_LINGER       0x0080      // linger (no effect?)
 #define SO_OOBINLINE    0x0100      // out-of-band data inline (no effect?)
@@ -37,6 +38,8 @@
 #define SO_RCVLOWAT     0x1004      // receive low-water mark
 #define SO_TYPE         0x1008      // get socket type
 #define SO_ERROR        0x1009      // get socket error
+#define SO_RXDATA       0x1011      // get count of bytes in sb_rcv
+#define SO_TXDATA       0x1012      // get count of bytes in sb_snd
 #define SO_NBIO         0x1014      // set socket to NON-blocking mode
 #define SO_BIO          0x1015      // set socket to blocking mode
 #define SO_NONBLOCK     0x1016      // set/get blocking mode via optval param