ioctl.c
上传用户:jlfgdled
上传日期:2013-04-10
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文件大小:22k
- /* $Id: ioctl.c,v 1.16.2.1 2002/03/03 23:41:26 davem Exp $
- * ioctl.c: Solaris ioctl emulation.
- *
- * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
- * Copyright (C) 1997,1998 Patrik Rak (prak3264@ss1000.ms.mff.cuni.cz)
- *
- * Streams & timod emulation based on code
- * Copyright (C) 1995, 1996 Mike Jagdis (jaggy@purplet.demon.co.uk)
- *
- * 1999-08-19 Implemented solaris 'm' (mag tape) and
- * 'O' (openprom) ioctls, by Jason Rappleye
- * (rappleye@ccr.buffalo.edu)
- */
- #include <linux/types.h>
- #include <linux/kernel.h>
- #include <linux/sched.h>
- #include <linux/smp.h>
- #include <linux/smp_lock.h>
- #include <linux/ioctl.h>
- #include <linux/fs.h>
- #include <linux/file.h>
- #include <linux/netdevice.h>
- #include <linux/mtio.h>
- #include <linux/time.h>
- #include <asm/uaccess.h>
- #include <asm/termios.h>
- #include <asm/openpromio.h>
- #include "conv.h"
- #include "socksys.h"
- extern asmlinkage int sys_ioctl(unsigned int fd, unsigned int cmd,
- unsigned long arg);
- extern asmlinkage int sys32_ioctl(unsigned int fd, unsigned int cmd,
- u32 arg);
- asmlinkage int solaris_ioctl(unsigned int fd, unsigned int cmd, u32 arg);
- extern int timod_putmsg(unsigned int fd, char *ctl_buf, int ctl_len,
- char *data_buf, int data_len, int flags);
- extern int timod_getmsg(unsigned int fd, char *ctl_buf, int ctl_maxlen, int *ctl_len,
- char *data_buf, int data_maxlen, int *data_len, int *flags);
- /* termio* stuff {{{ */
- struct solaris_termios {
- u32 c_iflag;
- u32 c_oflag;
- u32 c_cflag;
- u32 c_lflag;
- u8 c_cc[19];
- };
- struct solaris_termio {
- u16 c_iflag;
- u16 c_oflag;
- u16 c_cflag;
- u16 c_lflag;
- s8 c_line;
- u8 c_cc[8];
- };
- struct solaris_termiox {
- u16 x_hflag;
- u16 x_cflag;
- u16 x_rflag[5];
- u16 x_sflag;
- };
- static u32 solaris_to_linux_cflag(u32 cflag)
- {
- cflag &= 0x7fdff000;
- if (cflag & 0x200000) {
- int baud = cflag & 0xf;
- cflag &= ~0x20000f;
- switch (baud) {
- case 0: baud = B57600; break;
- case 1: baud = B76800; break;
- case 2: baud = B115200; break;
- case 3: baud = B153600; break;
- case 4: baud = B230400; break;
- case 5: baud = B307200; break;
- case 6: baud = B460800; break;
- }
- cflag |= CBAUDEX | baud;
- }
- return cflag;
- }
- static u32 linux_to_solaris_cflag(u32 cflag)
- {
- cflag &= ~(CMSPAR | CIBAUD);
- if (cflag & CBAUDEX) {
- int baud = cflag & CBAUD;
- cflag &= ~CBAUD;
- switch (baud) {
- case B57600: baud = 0; break;
- case B76800: baud = 1; break;
- case B115200: baud = 2; break;
- case B153600: baud = 3; break;
- case B230400: baud = 4; break;
- case B307200: baud = 5; break;
- case B460800: baud = 6; break;
- case B614400: baud = 7; break;
- case B921600: baud = 8; break;
- #if 0
- case B1843200: baud = 9; break;
- #endif
- }
- cflag |= 0x200000 | baud;
- }
- return cflag;
- }
- static inline int linux_to_solaris_termio(unsigned int fd, unsigned int cmd, u32 arg)
- {
- int ret;
-
- ret = sys_ioctl(fd, cmd, A(arg));
- if (!ret) {
- u32 cflag;
-
- if (__get_user (cflag, &((struct solaris_termio *)A(arg))->c_cflag))
- return -EFAULT;
- cflag = linux_to_solaris_cflag(cflag);
- if (__put_user (cflag, &((struct solaris_termio *)A(arg))->c_cflag))
- return -EFAULT;
- }
- return ret;
- }
- static int solaris_to_linux_termio(unsigned int fd, unsigned int cmd, u32 arg)
- {
- int ret;
- struct solaris_termio s;
- mm_segment_t old_fs = get_fs();
-
- if (copy_from_user (&s, (struct solaris_termio *)A(arg), sizeof(struct solaris_termio)))
- return -EFAULT;
- s.c_cflag = solaris_to_linux_cflag(s.c_cflag);
- set_fs(KERNEL_DS);
- ret = sys_ioctl(fd, cmd, (unsigned long)&s);
- set_fs(old_fs);
- return ret;
- }
- static inline int linux_to_solaris_termios(unsigned int fd, unsigned int cmd, u32 arg)
- {
- int ret;
- struct solaris_termios s;
- mm_segment_t old_fs = get_fs();
- set_fs(KERNEL_DS);
- ret = sys_ioctl(fd, cmd, (unsigned long)&s);
- set_fs(old_fs);
- if (!ret) {
- if (put_user (s.c_iflag, &((struct solaris_termios *)A(arg))->c_iflag) ||
- __put_user (s.c_oflag, &((struct solaris_termios *)A(arg))->c_oflag) ||
- __put_user (linux_to_solaris_cflag(s.c_cflag), &((struct solaris_termios *)A(arg))->c_cflag) ||
- __put_user (s.c_lflag, &((struct solaris_termios *)A(arg))->c_lflag) ||
- __copy_to_user (((struct solaris_termios *)A(arg))->c_cc, s.c_cc, 16) ||
- __clear_user (((struct solaris_termios *)A(arg))->c_cc + 16, 2))
- return -EFAULT;
- }
- return ret;
- }
- static int solaris_to_linux_termios(unsigned int fd, unsigned int cmd, u32 arg)
- {
- int ret;
- struct solaris_termios s;
- mm_segment_t old_fs = get_fs();
- set_fs(KERNEL_DS);
- ret = sys_ioctl(fd, TCGETS, (unsigned long)&s);
- set_fs(old_fs);
- if (ret) return ret;
- if (put_user (s.c_iflag, &((struct solaris_termios *)A(arg))->c_iflag) ||
- __put_user (s.c_oflag, &((struct solaris_termios *)A(arg))->c_oflag) ||
- __put_user (s.c_cflag, &((struct solaris_termios *)A(arg))->c_cflag) ||
- __put_user (s.c_lflag, &((struct solaris_termios *)A(arg))->c_lflag) ||
- __copy_from_user (s.c_cc, ((struct solaris_termios *)A(arg))->c_cc, 16))
- return -EFAULT;
- s.c_cflag = solaris_to_linux_cflag(s.c_cflag);
- set_fs(KERNEL_DS);
- ret = sys_ioctl(fd, cmd, (unsigned long)&s);
- set_fs(old_fs);
- return ret;
- }
- static inline int solaris_T(unsigned int fd, unsigned int cmd, u32 arg)
- {
- switch (cmd & 0xff) {
- case 1: /* TCGETA */
- return linux_to_solaris_termio(fd, TCGETA, arg);
- case 2: /* TCSETA */
- return solaris_to_linux_termio(fd, TCSETA, arg);
- case 3: /* TCSETAW */
- return solaris_to_linux_termio(fd, TCSETAW, arg);
- case 4: /* TCSETAF */
- return solaris_to_linux_termio(fd, TCSETAF, arg);
- case 5: /* TCSBRK */
- return sys_ioctl(fd, TCSBRK, arg);
- case 6: /* TCXONC */
- return sys_ioctl(fd, TCXONC, arg);
- case 7: /* TCFLSH */
- return sys_ioctl(fd, TCFLSH, arg);
- case 13: /* TCGETS */
- return linux_to_solaris_termios(fd, TCGETS, arg);
- case 14: /* TCSETS */
- return solaris_to_linux_termios(fd, TCSETS, arg);
- case 15: /* TCSETSW */
- return solaris_to_linux_termios(fd, TCSETSW, arg);
- case 16: /* TCSETSF */
- return solaris_to_linux_termios(fd, TCSETSF, arg);
- case 103: /* TIOCSWINSZ */
- return sys_ioctl(fd, TIOCSWINSZ, arg);
- case 104: /* TIOCGWINSZ */
- return sys_ioctl(fd, TIOCGWINSZ, arg);
- }
- return -ENOSYS;
- }
- static inline int solaris_t(unsigned int fd, unsigned int cmd, u32 arg)
- {
- switch (cmd & 0xff) {
- case 20: /* TIOCGPGRP */
- return sys_ioctl(fd, TIOCGPGRP, arg);
- case 21: /* TIOCSPGRP */
- return sys_ioctl(fd, TIOCSPGRP, arg);
- }
- return -ENOSYS;
- }
- /* }}} */
- /* A pseudo STREAMS support {{{ */
- struct strioctl {
- int cmd, timeout, len;
- u32 data;
- };
- struct solaris_si_sockparams {
- int sp_family;
- int sp_type;
- int sp_protocol;
- };
- struct solaris_o_si_udata {
- int tidusize;
- int addrsize;
- int optsize;
- int etsdusize;
- int servtype;
- int so_state;
- int so_options;
- int tsdusize;
- };
- struct solaris_si_udata {
- int tidusize;
- int addrsize;
- int optsize;
- int etsdusize;
- int servtype;
- int so_state;
- int so_options;
- int tsdusize;
- struct solaris_si_sockparams sockparams;
- };
- #define SOLARIS_MODULE_TIMOD 0
- #define SOLARIS_MODULE_SOCKMOD 1
- #define SOLARIS_MODULE_MAX 2
- static struct module_info {
- const char *name;
- /* can be expanded further if needed */
- } module_table[ SOLARIS_MODULE_MAX + 1 ] = {
- /* the ordering here must match the module numbers above! */
- { "timod" },
- { "sockmod" },
- { NULL }
- };
- static inline int solaris_sockmod(unsigned int fd, unsigned int cmd, u32 arg)
- {
- struct inode *ino;
- /* I wonder which of these tests are superfluous... --patrik */
- read_lock(¤t->files->file_lock);
- if (! current->files->fd[fd] ||
- ! current->files->fd[fd]->f_dentry ||
- ! (ino = current->files->fd[fd]->f_dentry->d_inode) ||
- ! ino->i_sock) {
- read_unlock(¤t->files->file_lock);
- return TBADF;
- }
- read_unlock(¤t->files->file_lock);
-
- switch (cmd & 0xff) {
- case 109: /* SI_SOCKPARAMS */
- {
- struct solaris_si_sockparams si;
- if (copy_from_user (&si, (struct solaris_si_sockparams *) A(arg), sizeof(si)))
- return (EFAULT << 8) | TSYSERR;
- /* Should we modify socket ino->socket_i.ops and type? */
- return 0;
- }
- case 110: /* SI_GETUDATA */
- {
- int etsdusize, servtype;
- switch (ino->u.socket_i.type) {
- case SOCK_STREAM:
- etsdusize = 1;
- servtype = 2;
- break;
- default:
- etsdusize = -2;
- servtype = 3;
- break;
- }
- if (put_user(16384, &((struct solaris_si_udata *)A(arg))->tidusize) ||
- __put_user(sizeof(struct sockaddr), &((struct solaris_si_udata *)A(arg))->addrsize) ||
- __put_user(-1, &((struct solaris_si_udata *)A(arg))->optsize) ||
- __put_user(etsdusize, &((struct solaris_si_udata *)A(arg))->etsdusize) ||
- __put_user(servtype, &((struct solaris_si_udata *)A(arg))->servtype) ||
- __put_user(0, &((struct solaris_si_udata *)A(arg))->so_state) ||
- __put_user(0, &((struct solaris_si_udata *)A(arg))->so_options) ||
- __put_user(16384, &((struct solaris_si_udata *)A(arg))->tsdusize) ||
- __put_user(ino->u.socket_i.ops->family, &((struct solaris_si_udata *)A(arg))->sockparams.sp_family) ||
- __put_user(ino->u.socket_i.type, &((struct solaris_si_udata *)A(arg))->sockparams.sp_type) ||
- __put_user(ino->u.socket_i.ops->family, &((struct solaris_si_udata *)A(arg))->sockparams.sp_protocol))
- return (EFAULT << 8) | TSYSERR;
- return 0;
- }
- case 101: /* O_SI_GETUDATA */
- {
- int etsdusize, servtype;
- switch (ino->u.socket_i.type) {
- case SOCK_STREAM:
- etsdusize = 1;
- servtype = 2;
- break;
- default:
- etsdusize = -2;
- servtype = 3;
- break;
- }
- if (put_user(16384, &((struct solaris_o_si_udata *)A(arg))->tidusize) ||
- __put_user(sizeof(struct sockaddr), &((struct solaris_o_si_udata *)A(arg))->addrsize) ||
- __put_user(-1, &((struct solaris_o_si_udata *)A(arg))->optsize) ||
- __put_user(etsdusize, &((struct solaris_o_si_udata *)A(arg))->etsdusize) ||
- __put_user(servtype, &((struct solaris_o_si_udata *)A(arg))->servtype) ||
- __put_user(0, &((struct solaris_o_si_udata *)A(arg))->so_state) ||
- __put_user(0, &((struct solaris_o_si_udata *)A(arg))->so_options) ||
- __put_user(16384, &((struct solaris_o_si_udata *)A(arg))->tsdusize))
- return (EFAULT << 8) | TSYSERR;
- return 0;
- }
- case 102: /* SI_SHUTDOWN */
- case 103: /* SI_LISTEN */
- case 104: /* SI_SETMYNAME */
- case 105: /* SI_SETPEERNAME */
- case 106: /* SI_GETINTRANSIT */
- case 107: /* SI_TCL_LINK */
- case 108: /* SI_TCL_UNLINK */
- }
- return TNOTSUPPORT;
- }
- static inline int solaris_timod(unsigned int fd, unsigned int cmd, u32 arg,
- int len, int *len_p)
- {
- int ret;
-
- switch (cmd & 0xff) {
- case 141: /* TI_OPTMGMT */
- {
- int i;
- u32 prim;
- SOLD("TI_OPMGMT entry");
- ret = timod_putmsg(fd, (char *)A(arg), len, NULL, -1, 0);
- SOLD("timod_putmsg() returned");
- if (ret)
- return (-ret << 8) | TSYSERR;
- i = MSG_HIPRI;
- SOLD("calling timod_getmsg()");
- ret = timod_getmsg(fd, (char *)A(arg), len, len_p, NULL, -1, NULL, &i);
- SOLD("timod_getmsg() returned");
- if (ret)
- return (-ret << 8) | TSYSERR;
- SOLD("ret ok");
- if (get_user(prim, (u32 *)A(arg)))
- return (EFAULT << 8) | TSYSERR;
- SOLD("got prim");
- if (prim == T_ERROR_ACK) {
- u32 tmp, tmp2;
- SOLD("prim is T_ERROR_ACK");
- if (get_user(tmp, (u32 *)A(arg)+3) ||
- get_user(tmp2, (u32 *)A(arg)+2))
- return (EFAULT << 8) | TSYSERR;
- return (tmp2 << 8) | tmp;
- }
- SOLD("TI_OPMGMT return 0");
- return 0;
- }
- case 142: /* TI_BIND */
- {
- int i;
- u32 prim;
- SOLD("TI_BIND entry");
- ret = timod_putmsg(fd, (char *)A(arg), len, NULL, -1, 0);
- SOLD("timod_putmsg() returned");
- if (ret)
- return (-ret << 8) | TSYSERR;
- len = 1024; /* Solaris allows arbitrary return size */
- i = MSG_HIPRI;
- SOLD("calling timod_getmsg()");
- ret = timod_getmsg(fd, (char *)A(arg), len, len_p, NULL, -1, NULL, &i);
- SOLD("timod_getmsg() returned");
- if (ret)
- return (-ret << 8) | TSYSERR;
- SOLD("ret ok");
- if (get_user(prim, (u32 *)A(arg)))
- return (EFAULT << 8) | TSYSERR;
- SOLD("got prim");
- if (prim == T_ERROR_ACK) {
- u32 tmp, tmp2;
- SOLD("prim is T_ERROR_ACK");
- if (get_user(tmp, (u32 *)A(arg)+3) ||
- get_user(tmp2, (u32 *)A(arg)+2))
- return (EFAULT << 8) | TSYSERR;
- return (tmp2 << 8) | tmp;
- }
- SOLD("no ERROR_ACK requested");
- if (prim != T_OK_ACK)
- return TBADSEQ;
- SOLD("OK_ACK requested");
- i = MSG_HIPRI;
- SOLD("calling timod_getmsg()");
- ret = timod_getmsg(fd, (char *)A(arg), len, len_p, NULL, -1, NULL, &i);
- SOLD("timod_getmsg() returned");
- if (ret)
- return (-ret << 8) | TSYSERR;
- SOLD("TI_BIND return ok");
- return 0;
- }
- case 140: /* TI_GETINFO */
- case 143: /* TI_UNBIND */
- case 144: /* TI_GETMYNAME */
- case 145: /* TI_GETPEERNAME */
- case 146: /* TI_SETMYNAME */
- case 147: /* TI_SETPEERNAME */
- }
- return TNOTSUPPORT;
- }
- static inline int solaris_S(struct file *filp, unsigned int fd, unsigned int cmd, u32 arg)
- {
- char *p;
- int ret;
- mm_segment_t old_fs;
- struct strioctl si;
- struct inode *ino;
- struct sol_socket_struct *sock;
- struct module_info *mi;
- ino = filp->f_dentry->d_inode;
- if (! ino->i_sock)
- return -EBADF;
- sock = filp->private_data;
- if (! sock) {
- printk("solaris_S: NULL private_datan");
- return -EBADF;
- }
- if (sock->magic != SOLARIS_SOCKET_MAGIC) {
- printk("solaris_S: invalid magicn");
- return -EBADF;
- }
-
- switch (cmd & 0xff) {
- case 1: /* I_NREAD */
- return -ENOSYS;
- case 2: /* I_PUSH */
- {
- p = getname ((char *)A(arg));
- if (IS_ERR (p))
- return PTR_ERR(p);
- ret = -EINVAL;
- for (mi = module_table; mi->name; mi++) {
- if (strcmp(mi->name, p) == 0) {
- sol_module m;
- if (sock->modcount >= MAX_NR_STREAM_MODULES) {
- ret = -ENXIO;
- break;
- }
- m = (sol_module) (mi - module_table);
- sock->module[sock->modcount++] = m;
- ret = 0;
- break;
- }
- }
- putname (p);
- return ret;
- }
- case 3: /* I_POP */
- if (sock->modcount <= 0) return -EINVAL;
- sock->modcount--;
- return 0;
- case 4: /* I_LOOK */
- {
- const char *p;
- if (sock->modcount <= 0) return -EINVAL;
- p = module_table[(unsigned)sock->module[sock->modcount]].name;
- if (copy_to_user ((char *)A(arg), p, strlen(p)))
- return -EFAULT;
- return 0;
- }
- case 5: /* I_FLUSH */
- return 0;
- case 8: /* I_STR */
- if (copy_from_user(&si, (struct strioctl *)A(arg), sizeof(struct strioctl)))
- return -EFAULT;
- /* We ignore what module is actually at the top of stack. */
- switch ((si.cmd >> 8) & 0xff) {
- case 'I':
- return solaris_sockmod(fd, si.cmd, si.data);
- case 'T':
- return solaris_timod(fd, si.cmd, si.data, si.len,
- &((struct strioctl*)A(arg))->len);
- default:
- return solaris_ioctl(fd, si.cmd, si.data);
- }
- case 9: /* I_SETSIG */
- return sys_ioctl(fd, FIOSETOWN, current->pid);
- case 10: /* I_GETSIG */
- old_fs = get_fs();
- set_fs(KERNEL_DS);
- sys_ioctl(fd, FIOGETOWN, (unsigned long)&ret);
- set_fs(old_fs);
- if (ret == current->pid) return 0x3ff;
- else return -EINVAL;
- case 11: /* I_FIND */
- {
- int i;
- p = getname ((char *)A(arg));
- if (IS_ERR (p))
- return PTR_ERR(p);
- ret = 0;
- for (i = 0; i < sock->modcount; i++) {
- unsigned m = sock->module[i];
- if (strcmp(module_table[m].name, p) == 0) {
- ret = 1;
- break;
- }
- }
- putname (p);
- return ret;
- }
- case 19: /* I_SWROPT */
- case 32: /* I_SETCLTIME */
- return 0; /* Lie */
- }
- return -ENOSYS;
- }
- static inline int solaris_s(unsigned int fd, unsigned int cmd, u32 arg)
- {
- switch (cmd & 0xff) {
- case 0: /* SIOCSHIWAT */
- case 2: /* SIOCSLOWAT */
- return 0; /* We don't support them */
- case 1: /* SIOCGHIWAT */
- case 3: /* SIOCGLOWAT */
- if (put_user (0, (u32 *)A(arg)))
- return -EFAULT;
- return 0; /* Lie */
- case 7: /* SIOCATMARK */
- return sys_ioctl(fd, SIOCATMARK, arg);
- case 8: /* SIOCSPGRP */
- return sys_ioctl(fd, SIOCSPGRP, arg);
- case 9: /* SIOCGPGRP */
- return sys_ioctl(fd, SIOCGPGRP, arg);
- }
- return -ENOSYS;
- }
- static inline int solaris_r(unsigned int fd, unsigned int cmd, u32 arg)
- {
- switch (cmd & 0xff) {
- case 10: /* SIOCADDRT */
- return sys32_ioctl(fd, SIOCADDRT, arg);
- case 11: /* SIOCDELRT */
- return sys32_ioctl(fd, SIOCDELRT, arg);
- }
- return -ENOSYS;
- }
- static inline int solaris_i(unsigned int fd, unsigned int cmd, u32 arg)
- {
- switch (cmd & 0xff) {
- case 12: /* SIOCSIFADDR */
- return sys32_ioctl(fd, SIOCSIFADDR, arg);
- case 13: /* SIOCGIFADDR */
- return sys32_ioctl(fd, SIOCGIFADDR, arg);
- case 14: /* SIOCSIFDSTADDR */
- return sys32_ioctl(fd, SIOCSIFDSTADDR, arg);
- case 15: /* SIOCGIFDSTADDR */
- return sys32_ioctl(fd, SIOCGIFDSTADDR, arg);
- case 16: /* SIOCSIFFLAGS */
- return sys32_ioctl(fd, SIOCSIFFLAGS, arg);
- case 17: /* SIOCGIFFLAGS */
- return sys32_ioctl(fd, SIOCGIFFLAGS, arg);
- case 18: /* SIOCSIFMEM */
- return sys32_ioctl(fd, SIOCSIFMEM, arg);
- case 19: /* SIOCGIFMEM */
- return sys32_ioctl(fd, SIOCGIFMEM, arg);
- case 20: /* SIOCGIFCONF */
- return sys32_ioctl(fd, SIOCGIFCONF, arg);
- case 21: /* SIOCSIFMTU */
- return sys32_ioctl(fd, SIOCSIFMTU, arg);
- case 22: /* SIOCGIFMTU */
- return sys32_ioctl(fd, SIOCGIFMTU, arg);
- case 23: /* SIOCGIFBRDADDR */
- return sys32_ioctl(fd, SIOCGIFBRDADDR, arg);
- case 24: /* SIOCSIFBRDADDR */
- return sys32_ioctl(fd, SIOCSIFBRDADDR, arg);
- case 25: /* SIOCGIFNETMASK */
- return sys32_ioctl(fd, SIOCGIFNETMASK, arg);
- case 26: /* SIOCSIFNETMASK */
- return sys32_ioctl(fd, SIOCSIFNETMASK, arg);
- case 27: /* SIOCGIFMETRIC */
- return sys32_ioctl(fd, SIOCGIFMETRIC, arg);
- case 28: /* SIOCSIFMETRIC */
- return sys32_ioctl(fd, SIOCSIFMETRIC, arg);
- case 30: /* SIOCSARP */
- return sys32_ioctl(fd, SIOCSARP, arg);
- case 31: /* SIOCGARP */
- return sys32_ioctl(fd, SIOCGARP, arg);
- case 32: /* SIOCDARP */
- return sys32_ioctl(fd, SIOCDARP, arg);
- case 52: /* SIOCGETNAME */
- case 53: /* SIOCGETPEER */
- {
- struct sockaddr uaddr;
- int uaddr_len = sizeof(struct sockaddr), ret;
- long args[3];
- mm_segment_t old_fs = get_fs();
- int (*sys_socketcall)(int, unsigned long *) =
- (int (*)(int, unsigned long *))SYS(socketcall);
-
- args[0] = fd; args[1] = (long)&uaddr; args[2] = (long)&uaddr_len;
- set_fs(KERNEL_DS);
- ret = sys_socketcall(((cmd & 0xff) == 52) ? SYS_GETSOCKNAME : SYS_GETPEERNAME,
- args);
- set_fs(old_fs);
- if (ret >= 0) {
- if (copy_to_user((char *)A(arg), &uaddr, uaddr_len))
- return -EFAULT;
- }
- return ret;
- }
- #if 0
- case 86: /* SIOCSOCKSYS */
- return socksys_syscall(fd, arg);
- #endif
- case 87: /* SIOCGIFNUM */
- {
- struct net_device *d;
- int i = 0;
-
- read_lock_bh(&dev_base_lock);
- for (d = dev_base; d; d = d->next) i++;
- read_unlock_bh(&dev_base_lock);
- if (put_user (i, (int *)A(arg)))
- return -EFAULT;
- return 0;
- }
- }
- return -ENOSYS;
- }
- static int solaris_m(unsigned int fd, unsigned int cmd, u32 arg)
- {
- int ret;
- switch (cmd & 0xff) {
- case 1: /* MTIOCTOP */
- ret = sys_ioctl(fd, MTIOCTOP, (unsigned long)&arg);
- break;
- case 2: /* MTIOCGET */
- ret = sys_ioctl(fd, MTIOCGET, (unsigned long)&arg);
- break;
- case 3: /* MTIOCGETDRIVETYPE */
- case 4: /* MTIOCPERSISTENT */
- case 5: /* MTIOCPERSISTENTSTATUS */
- case 6: /* MTIOCLRERR */
- case 7: /* MTIOCGUARANTEEDORDER */
- case 8: /* MTIOCRESERVE */
- case 9: /* MTIOCRELEASE */
- case 10: /* MTIOCFORCERESERVE */
- case 13: /* MTIOCSTATE */
- case 14: /* MTIOCREADIGNOREILI */
- case 15: /* MTIOCREADIGNOREEOFS */
- case 16: /* MTIOCSHORTFMK */
- default:
- ret = -ENOSYS; /* linux doesn't support these */
- break;
- };
- return ret;
- }
- static int solaris_O(unsigned int fd, unsigned int cmd, u32 arg)
- {
- int ret = -EINVAL;
- switch (cmd & 0xff) {
- case 1: /* OPROMGETOPT */
- ret = sys_ioctl(fd, OPROMGETOPT, arg);
- break;
- case 2: /* OPROMSETOPT */
- ret = sys_ioctl(fd, OPROMSETOPT, arg);
- break;
- case 3: /* OPROMNXTOPT */
- ret = sys_ioctl(fd, OPROMNXTOPT, arg);
- break;
- case 4: /* OPROMSETOPT2 */
- ret = sys_ioctl(fd, OPROMSETOPT2, arg);
- break;
- case 5: /* OPROMNEXT */
- ret = sys_ioctl(fd, OPROMNEXT, arg);
- break;
- case 6: /* OPROMCHILD */
- ret = sys_ioctl(fd, OPROMCHILD, arg);
- break;
- case 7: /* OPROMGETPROP */
- ret = sys_ioctl(fd, OPROMGETPROP, arg);
- break;
- case 8: /* OPROMNXTPROP */
- ret = sys_ioctl(fd, OPROMNXTPROP, arg);
- break;
- case 9: /* OPROMU2P */
- ret = sys_ioctl(fd, OPROMU2P, arg);
- break;
- case 10: /* OPROMGETCONS */
- ret = sys_ioctl(fd, OPROMGETCONS, arg);
- break;
- case 11: /* OPROMGETFBNAME */
- ret = sys_ioctl(fd, OPROMGETFBNAME, arg);
- break;
- case 12: /* OPROMGETBOOTARGS */
- ret = sys_ioctl(fd, OPROMGETBOOTARGS, arg);
- break;
- case 13: /* OPROMGETVERSION */
- case 14: /* OPROMPATH2DRV */
- case 15: /* OPROMDEV2PROMNAME */
- case 16: /* OPROMPROM2DEVNAME */
- case 17: /* OPROMGETPROPLEN */
- default:
- ret = -EINVAL;
- break;
- };
- return ret;
- }
- /* }}} */
- asmlinkage int solaris_ioctl(unsigned int fd, unsigned int cmd, u32 arg)
- {
- struct file *filp;
- int error = -EBADF;
- filp = fget(fd);
- if (!filp)
- goto out;
- lock_kernel();
- error = -EFAULT;
- switch ((cmd >> 8) & 0xff) {
- case 'S': error = solaris_S(filp, fd, cmd, arg); break;
- case 'T': error = solaris_T(fd, cmd, arg); break;
- case 'i': error = solaris_i(fd, cmd, arg); break;
- case 'r': error = solaris_r(fd, cmd, arg); break;
- case 's': error = solaris_s(fd, cmd, arg); break;
- case 't': error = solaris_t(fd, cmd, arg); break;
- case 'f': error = sys_ioctl(fd, cmd, arg); break;
- case 'm': error = solaris_m(fd, cmd, arg); break;
- case 'O': error = solaris_O(fd, cmd, arg); break;
- default:
- error = -ENOSYS;
- break;
- }
- unlock_kernel();
- fput(filp);
- out:
- if (error == -ENOSYS) {
- unsigned char c = cmd>>8;
-
- if (c < ' ' || c > 126) c = '.';
- printk("solaris_ioctl: Unknown cmd fd(%d) cmd(%08x '%c') arg(%08x)n",
- (int)fd, (unsigned int)cmd, c, (unsigned int)arg);
- error = -EINVAL;
- }
- return error;
- }