patch-2.1.44 linux/arch/sparc64/kernel/sunos_ioctl32.c

• Lines: 277
• Date: Mon Jul 7 08:18:54 1997
• Orig file: v2.1.43/linux/arch/sparc64/kernel/sunos_ioctl32.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.43/linux/arch/sparc64/kernel/sunos_ioctl32.c linux/arch/sparc64/kernel/sunos_ioctl32.c
@@ -0,0 +1,276 @@
+/* $Id: sunos_ioctl32.c,v 1.2 1997/07/05 07:09:16 davem Exp $
+ * sunos_ioctl32.c: SunOS ioctl compatability on sparc64.
+ *
+ * Copyright (C) 1995 Miguel de Icaza (miguel@nuclecu.unam.mx)
+ * Copyright (C) 1995, 1996, 1997 David S. Miller (davem@caip.rutgers.edu)
+ */
+
+#include <asm/uaccess.h>
+
+#include <linux/sched.h>
+#include <linux/errno.h>
+#include <linux/string.h>
+#include <linux/termios.h>
+#include <linux/ioctl.h>
+#include <linux/route.h>
+#include <linux/sockios.h>
+#include <linux/if.h>
+#include <linux/netdevice.h>
+#include <linux/if_arp.h>
+#include <linux/fs.h>
+#include <linux/mm.h>
+#include <linux/smp.h>
+#include <linux/smp_lock.h>
+#include <asm/kbio.h>
+
+#define A(x) ((unsigned long)x)
+
+#define SUNOS_NR_OPEN	256
+
+struct rtentry32 {
+        u32   		rt_pad1;
+        struct sockaddr rt_dst;         /* target address               */
+        struct sockaddr rt_gateway;     /* gateway addr (RTF_GATEWAY)   */
+        struct sockaddr rt_genmask;     /* target network mask (IP)     */
+        unsigned short  rt_flags;
+        short           rt_pad2;
+        u32   		rt_pad3;
+        unsigned char   rt_tos;
+        unsigned char   rt_class;
+        short           rt_pad4;
+        short           rt_metric;      /* +1 for binary compatibility! */
+        /* char * */ u32 rt_dev;        /* forcing the device at add    */
+        u32   		rt_mtu;         /* per route MTU/Window         */
+        u32   		rt_window;      /* Window clamping              */
+        unsigned short  rt_irtt;        /* Initial RTT                  */
+
+};
+
+struct ifmap32 {
+	u32 mem_start;
+	u32 mem_end;
+	unsigned short base_addr;
+	unsigned char irq;
+	unsigned char dma;
+	unsigned char port;
+};
+
+struct ifreq32 {
+#define IFHWADDRLEN     6
+#define IFNAMSIZ        16
+        union {
+                char    ifrn_name[IFNAMSIZ];            /* if name, e.g. "en0" */
+        } ifr_ifrn;
+        union {
+                struct  sockaddr ifru_addr;
+                struct  sockaddr ifru_dstaddr;
+                struct  sockaddr ifru_broadaddr;
+                struct  sockaddr ifru_netmask;
+                struct  sockaddr ifru_hwaddr;
+                short   ifru_flags;
+                int     ifru_ivalue;
+                int     ifru_mtu;
+                struct  ifmap32 ifru_map;
+                char    ifru_slave[IFNAMSIZ];   /* Just fits the size */
+                __kernel_caddr_t32 ifru_data;
+        } ifr_ifru;
+};
+
+struct ifconf32 {
+        int     ifc_len;                        /* size of buffer       */
+        __kernel_caddr_t32  ifcbuf;
+};
+
+extern asmlinkage int sys_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg);
+
+extern asmlinkage int sys32_ioctl(unsigned int, unsigned int, u32);
+extern asmlinkage int sys_setsid(void);
+
+asmlinkage int sunos_ioctl (int fd, unsigned long cmd, u32 arg)
+{
+	struct file *filp;
+	int ret = -EBADF;
+
+	lock_kernel();
+	if(fd >= SUNOS_NR_OPEN || !(filp = current->files->fd[fd]))
+		goto out;
+	if(cmd == TIOCSETD) {
+		unsigned long old_fs = get_fs();
+		int *p, ntty = N_TTY;
+		int tmp;
+
+		p = (int *)A(arg);
+		ret = -EFAULT;
+		if(get_user(tmp, p))
+			goto out;
+		if(tmp == 2) {
+			set_fs(KERNEL_DS);
+			ret = sys_ioctl(fd, cmd, (unsigned long) &ntty);
+			set_fs(old_fs);
+			ret = (ret == -EINVAL ? -EOPNOTSUPP : ret);
+			goto out;
+		}
+	}
+	if(cmd == TIOCNOTTY) {
+		ret = sys_setsid();
+		goto out;
+	}
+	switch(cmd) {
+	case _IOW('r', 10, struct rtentry32):
+		ret = sys32_ioctl(fd, SIOCADDRT, arg);
+		goto out;
+	case _IOW('r', 11, struct rtentry32):
+		ret = sys32_ioctl(fd, SIOCDELRT, arg);
+		goto out;
+
+	case _IOW('i', 12, struct ifreq32):
+		ret = sys32_ioctl(fd, SIOCSIFADDR, arg);
+		goto out;
+	case _IOWR('i', 13, struct ifreq32):
+		ret = sys32_ioctl(fd, SIOCGIFADDR, arg);
+		goto out;
+	case _IOW('i', 14, struct ifreq32):
+		ret = sys32_ioctl(fd, SIOCSIFDSTADDR, arg);
+		goto out;
+	case _IOWR('i', 15, struct ifreq32):
+		ret = sys32_ioctl(fd, SIOCGIFDSTADDR, arg);
+		goto out;
+	case _IOW('i', 16, struct ifreq32):
+		ret = sys32_ioctl(fd, SIOCSIFFLAGS, arg);
+		goto out;
+	case _IOWR('i', 17, struct ifreq32):
+		ret = sys32_ioctl(fd, SIOCGIFFLAGS, arg);
+		goto out;
+	case _IOW('i', 18, struct ifreq32):
+		ret = sys32_ioctl(fd, SIOCSIFMEM, arg);
+		goto out;
+	case _IOWR('i', 19, struct ifreq32):
+		ret = sys32_ioctl(fd, SIOCGIFMEM, arg);
+		goto out;
+
+	case _IOWR('i', 20, struct ifconf32):
+		ret = sys32_ioctl(fd, SIOCGIFCONF, arg);
+		goto out;
+
+	case _IOW('i', 21, struct ifreq): /* SIOCSIFMTU */
+		ret = sys_ioctl(fd, SIOCSIFMTU, arg);
+		goto out;
+	case _IOWR('i', 22, struct ifreq): /* SIOCGIFMTU */
+		ret = sys_ioctl(fd, SIOCGIFMTU, arg);
+		goto out;
+
+	case _IOWR('i', 23, struct ifreq32):
+		ret = sys32_ioctl(fd, SIOCGIFBRDADDR, arg);
+		goto out;
+	case _IOW('i', 24, struct ifreq32):
+		ret = sys32_ioctl(fd, SIOCGIFBRDADDR, arg);
+		goto out;
+	case _IOWR('i', 25, struct ifreq32):
+		ret = sys32_ioctl(fd, SIOCGIFNETMASK, arg);
+		goto out;
+	case _IOW('i', 26, struct ifreq32):
+		ret = sys32_ioctl(fd, SIOCSIFNETMASK, arg);
+		goto out;
+	case _IOWR('i', 27, struct ifreq32):
+		ret = sys32_ioctl(fd, SIOCGIFMETRIC, arg);
+		goto out;
+	case _IOW('i', 28, struct ifreq32):
+		ret = sys32_ioctl(fd, SIOCSIFMETRIC, arg);
+		goto out;
+
+	case _IOW('i', 30, struct arpreq):
+		ret = sys32_ioctl(fd, SIOCSARP, arg);
+		goto out;
+	case _IOWR('i', 31, struct arpreq):
+		ret = sys32_ioctl(fd, SIOCGARP, arg);
+		goto out;
+	case _IOW('i', 32, struct arpreq):
+		ret = sys32_ioctl(fd, SIOCDARP, arg);
+		goto out;
+
+	case _IOW('i', 40, struct ifreq32): /* SIOCUPPER */
+	case _IOW('i', 41, struct ifreq32): /* SIOCLOWER */
+	case _IOW('i', 44, struct ifreq32): /* SIOCSETSYNC */
+	case _IOW('i', 45, struct ifreq32): /* SIOCGETSYNC */
+	case _IOW('i', 46, struct ifreq32): /* SIOCSSDSTATS */
+	case _IOW('i', 47, struct ifreq32): /* SIOCSSESTATS */
+	case _IOW('i', 48, struct ifreq32): /* SIOCSPROMISC */
+		ret = -EOPNOTSUPP;
+		goto out;
+
+	case _IOW('i', 49, struct ifreq32):
+		ret = sys32_ioctl(fd, SIOCADDMULTI, arg);
+		goto out;
+	case _IOW('i', 50, struct ifreq32):
+		ret = sys32_ioctl(fd, SIOCDELMULTI, arg);
+		goto out;
+
+	/* FDDI interface ioctls, unsupported. */
+		
+	case _IOW('i', 51, struct ifreq32): /* SIOCFDRESET */
+	case _IOW('i', 52, struct ifreq32): /* SIOCFDSLEEP */
+	case _IOW('i', 53, struct ifreq32): /* SIOCSTRTFMWAR */
+	case _IOW('i', 54, struct ifreq32): /* SIOCLDNSTRTFW */
+	case _IOW('i', 55, struct ifreq32): /* SIOCGETFDSTAT */
+	case _IOW('i', 56, struct ifreq32): /* SIOCFDNMIINT */
+	case _IOW('i', 57, struct ifreq32): /* SIOCFDEXUSER */
+	case _IOW('i', 58, struct ifreq32): /* SIOCFDGNETMAP */
+	case _IOW('i', 59, struct ifreq32): /* SIOCFDGIOCTL */
+		printk("FDDI ioctl, returning EOPNOTSUPP\n");
+		ret = -EOPNOTSUPP;
+		goto out;
+
+	case _IOW('t', 125, int):
+		/* More stupid tty sunos ioctls, just
+		 * say it worked.
+		 */
+		ret = 0;
+		goto out;
+
+	/* Non posix grp */
+	case _IOW('t', 118, int): {
+		int oldval, newval, *ptr;
+
+		cmd = TIOCSPGRP;
+		ptr = (int *) A(arg);
+		ret = -EFAULT;
+		if(get_user(oldval, ptr))
+			goto out;
+		ret = sys32_ioctl(fd, cmd, arg);
+		__get_user(newval, ptr);
+		if(newval == -1) {
+			__put_user(oldval, ptr);
+			ret = -EIO;
+		}
+		if(ret == -ENOTTY)
+			ret = -EIO;
+		goto out;
+	}
+
+	case _IOR('t', 119, int): {
+		int oldval, newval, *ptr;
+
+		cmd = TIOCGPGRP;
+		ptr = (int *) A(arg);
+		ret = -EFAULT;
+		if(get_user(oldval, ptr))
+			goto out;
+		ret = sys32_ioctl(fd, cmd, arg);
+		__get_user(newval, ptr);
+		if(newval == -1) {
+			__put_user(oldval, ptr);
+			ret = -EIO;
+		}
+		if(ret == -ENOTTY)
+			ret = -EIO;
+		goto out;
+	}
+	};
+
+	ret = sys32_ioctl(fd, cmd, arg);
+	/* so stupid... */
+	ret = (ret == -EINVAL ? -EOPNOTSUPP : ret);
+out:
+	unlock_kernel();
+	return ret;
+}