diff options
Diffstat (limited to 'arch/parisc/hpux/sys_hpux.c')
-rw-r--r-- | arch/parisc/hpux/sys_hpux.c | 970 |
1 files changed, 970 insertions, 0 deletions
diff --git a/arch/parisc/hpux/sys_hpux.c b/arch/parisc/hpux/sys_hpux.c new file mode 100644 index 00000000..6ab9580b --- /dev/null +++ b/arch/parisc/hpux/sys_hpux.c @@ -0,0 +1,970 @@ +/* + * Implements HPUX syscalls. + * + * Copyright (C) 1999 Matthew Wilcox <willy with parisc-linux.org> + * Copyright (C) 2000 Philipp Rumpf + * Copyright (C) 2000 John Marvin <jsm with parisc-linux.org> + * Copyright (C) 2000 Michael Ang <mang with subcarrier.org> + * Copyright (C) 2001 Nathan Neulinger <nneul at umr.edu> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/capability.h> +#include <linux/file.h> +#include <linux/fs.h> +#include <linux/namei.h> +#include <linux/sched.h> +#include <linux/slab.h> +#include <linux/syscalls.h> +#include <linux/utsname.h> +#include <linux/vfs.h> +#include <linux/vmalloc.h> + +#include <asm/errno.h> +#include <asm/pgalloc.h> +#include <asm/uaccess.h> + +unsigned long hpux_brk(unsigned long addr) +{ + /* Sigh. Looks like HP/UX libc relies on kernel bugs. */ + return sys_brk(addr + PAGE_SIZE); +} + +int hpux_sbrk(void) +{ + return -ENOSYS; +} + +/* Random other syscalls */ + +int hpux_nice(int priority_change) +{ + return -ENOSYS; +} + +int hpux_ptrace(void) +{ + return -ENOSYS; +} + +int hpux_wait(int __user *stat_loc) +{ + return sys_waitpid(-1, stat_loc, 0); +} + +int hpux_setpgrp(void) +{ + return sys_setpgid(0,0); +} + +int hpux_setpgrp3(void) +{ + return hpux_setpgrp(); +} + +#define _SC_CPU_VERSION 10001 +#define _SC_OPEN_MAX 4 +#define CPU_PA_RISC1_1 0x210 + +int hpux_sysconf(int which) +{ + switch (which) { + case _SC_CPU_VERSION: + return CPU_PA_RISC1_1; + case _SC_OPEN_MAX: + return INT_MAX; + default: + return -EINVAL; + } +} + +/*****************************************************************************/ + +#define HPUX_UTSLEN 9 +#define HPUX_SNLEN 15 + +struct hpux_utsname { + char sysname[HPUX_UTSLEN]; + char nodename[HPUX_UTSLEN]; + char release[HPUX_UTSLEN]; + char version[HPUX_UTSLEN]; + char machine[HPUX_UTSLEN]; + char idnumber[HPUX_SNLEN]; +} ; + +struct hpux_ustat { + int32_t f_tfree; /* total free (daddr_t) */ + u_int32_t f_tinode; /* total inodes free (ino_t) */ + char f_fname[6]; /* filsys name */ + char f_fpack[6]; /* filsys pack name */ + u_int32_t f_blksize; /* filsys block size (int) */ +}; + +/* + * HPUX's utssys() call. It's a collection of miscellaneous functions, + * alas, so there's no nice way of splitting them up. + */ + +/* This function is called from hpux_utssys(); HP-UX implements + * ustat() as an option to utssys(). + * + * Now, struct ustat on HP-UX is exactly the same as on Linux, except + * that it contains one addition field on the end, int32_t f_blksize. + * So, we could have written this function to just call the Linux + * sys_ustat(), (defined in linux/fs/super.c), and then just + * added this additional field to the user's structure. But I figure + * if we're gonna be digging through filesystem structures to get + * this, we might as well just do the whole enchilada all in one go. + * + * So, most of this function is almost identical to sys_ustat(). + * I have placed comments at the few lines changed or added, to + * aid in porting forward if and when sys_ustat() is changed from + * its form in kernel 2.2.5. + */ +static int hpux_ustat(dev_t dev, struct hpux_ustat __user *ubuf) +{ + struct super_block *s; + struct hpux_ustat tmp; /* Changed to hpux_ustat */ + struct kstatfs sbuf; + int err = -EINVAL; + + s = user_get_super(dev); + if (s == NULL) + goto out; + err = statfs_by_dentry(s->s_root, &sbuf); + drop_super(s); + if (err) + goto out; + + memset(&tmp,0,sizeof(tmp)); + + tmp.f_tfree = (int32_t)sbuf.f_bfree; + tmp.f_tinode = (u_int32_t)sbuf.f_ffree; + tmp.f_blksize = (u_int32_t)sbuf.f_bsize; /* Added this line */ + + err = copy_to_user(ubuf, &tmp, sizeof(tmp)) ? -EFAULT : 0; +out: + return err; +} + +/* + * Wrapper for hpux statfs call. At the moment, just calls the linux native one + * and ignores the extra fields at the end of the hpux statfs struct. + * + */ + +typedef int32_t hpux_fsid_t[2]; /* file system ID type */ +typedef uint16_t hpux_site_t; + +struct hpux_statfs { + int32_t f_type; /* type of info, zero for now */ + int32_t f_bsize; /* fundamental file system block size */ + int32_t f_blocks; /* total blocks in file system */ + int32_t f_bfree; /* free block in fs */ + int32_t f_bavail; /* free blocks avail to non-superuser */ + int32_t f_files; /* total file nodes in file system */ + int32_t f_ffree; /* free file nodes in fs */ + hpux_fsid_t f_fsid; /* file system ID */ + int32_t f_magic; /* file system magic number */ + int32_t f_featurebits; /* file system features */ + int32_t f_spare[4]; /* spare for later */ + hpux_site_t f_cnode; /* cluster node where mounted */ + int16_t f_pad; +}; + +static int do_statfs_hpux(struct kstatfs *st, struct hpux_statfs __user *p) +{ + struct hpux_statfs buf; + memset(&buf, 0, sizeof(buf)); + buf.f_type = st->f_type; + buf.f_bsize = st->f_bsize; + buf.f_blocks = st->f_blocks; + buf.f_bfree = st->f_bfree; + buf.f_bavail = st->f_bavail; + buf.f_files = st->f_files; + buf.f_ffree = st->f_ffree; + buf.f_fsid[0] = st->f_fsid.val[0]; + buf.f_fsid[1] = st->f_fsid.val[1]; + if (copy_to_user(p, &buf, sizeof(buf))) + return -EFAULT; + return 0; +} + +/* hpux statfs */ +asmlinkage long hpux_statfs(const char __user *pathname, + struct hpux_statfs __user *buf) +{ + struct kstatfs st; + int error = user_statfs(pathname, &st); + if (!error) + error = do_statfs_hpux(&st, buf); + return error; +} + +asmlinkage long hpux_fstatfs(unsigned int fd, struct hpux_statfs __user * buf) +{ + struct kstatfs st; + int error = fd_statfs(fd, &st); + if (!error) + error = do_statfs_hpux(&st, buf); + return error; +} + + +/* This function is called from hpux_utssys(); HP-UX implements + * uname() as an option to utssys(). + * + * The form of this function is pretty much copied from sys_olduname(), + * defined in linux/arch/i386/kernel/sys_i386.c. + */ +/* TODO: Are these put_user calls OK? Should they pass an int? + * (I copied it from sys_i386.c like this.) + */ +static int hpux_uname(struct hpux_utsname __user *name) +{ + int error; + + if (!name) + return -EFAULT; + if (!access_ok(VERIFY_WRITE,name,sizeof(struct hpux_utsname))) + return -EFAULT; + + down_read(&uts_sem); + + error = __copy_to_user(&name->sysname, &utsname()->sysname, + HPUX_UTSLEN - 1); + error |= __put_user(0, name->sysname + HPUX_UTSLEN - 1); + error |= __copy_to_user(&name->nodename, &utsname()->nodename, + HPUX_UTSLEN - 1); + error |= __put_user(0, name->nodename + HPUX_UTSLEN - 1); + error |= __copy_to_user(&name->release, &utsname()->release, + HPUX_UTSLEN - 1); + error |= __put_user(0, name->release + HPUX_UTSLEN - 1); + error |= __copy_to_user(&name->version, &utsname()->version, + HPUX_UTSLEN - 1); + error |= __put_user(0, name->version + HPUX_UTSLEN - 1); + error |= __copy_to_user(&name->machine, &utsname()->machine, + HPUX_UTSLEN - 1); + error |= __put_user(0, name->machine + HPUX_UTSLEN - 1); + + up_read(&uts_sem); + + /* HP-UX utsname has no domainname field. */ + + /* TODO: Implement idnumber!!! */ +#if 0 + error |= __put_user(0,name->idnumber); + error |= __put_user(0,name->idnumber+HPUX_SNLEN-1); +#endif + + error = error ? -EFAULT : 0; + + return error; +} + +/* Note: HP-UX just uses the old suser() function to check perms + * in this system call. We'll use capable(CAP_SYS_ADMIN). + */ +int hpux_utssys(char __user *ubuf, int n, int type) +{ + int len; + int error; + switch( type ) { + case 0: + /* uname(): */ + return hpux_uname((struct hpux_utsname __user *)ubuf); + break ; + case 1: + /* Obsolete (used to be umask().) */ + return -EFAULT ; + break ; + case 2: + /* ustat(): */ + return hpux_ustat(new_decode_dev(n), + (struct hpux_ustat __user *)ubuf); + break; + case 3: + /* setuname(): + * + * On linux (unlike HP-UX), utsname.nodename + * is the same as the hostname. + * + * sys_sethostname() is defined in linux/kernel/sys.c. + */ + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + /* Unlike Linux, HP-UX returns an error if n==0: */ + if ( n <= 0 ) + return -EINVAL ; + /* Unlike Linux, HP-UX truncates it if n is too big: */ + len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ; + return sys_sethostname(ubuf, len); + break ; + case 4: + /* sethostname(): + * + * sys_sethostname() is defined in linux/kernel/sys.c. + */ + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + /* Unlike Linux, HP-UX returns an error if n==0: */ + if ( n <= 0 ) + return -EINVAL ; + /* Unlike Linux, HP-UX truncates it if n is too big: */ + len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ; + return sys_sethostname(ubuf, len); + break ; + case 5: + /* gethostname(): + * + * sys_gethostname() is defined in linux/kernel/sys.c. + */ + /* Unlike Linux, HP-UX returns an error if n==0: */ + if ( n <= 0 ) + return -EINVAL ; + return sys_gethostname(ubuf, n); + break ; + case 6: + /* Supposedly called from setuname() in libc. + * TODO: When and why is this called? + * Is it ever even called? + * + * This code should look a lot like sys_sethostname(), + * defined in linux/kernel/sys.c. If that gets updated, + * update this code similarly. + */ + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + /* Unlike Linux, HP-UX returns an error if n==0: */ + if ( n <= 0 ) + return -EINVAL ; + /* Unlike Linux, HP-UX truncates it if n is too big: */ + len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ; + /**/ + /* TODO: print a warning about using this? */ + down_write(&uts_sem); + error = -EFAULT; + if (!copy_from_user(utsname()->sysname, ubuf, len)) { + utsname()->sysname[len] = 0; + error = 0; + } + up_write(&uts_sem); + return error; + break ; + case 7: + /* Sets utsname.release, if you're allowed. + * Undocumented. Used by swinstall to change the + * OS version, during OS updates. Yuck!!! + * + * This code should look a lot like sys_sethostname() + * in linux/kernel/sys.c. If that gets updated, update + * this code similarly. + */ + if (!capable(CAP_SYS_ADMIN)) + return -EPERM; + /* Unlike Linux, HP-UX returns an error if n==0: */ + if ( n <= 0 ) + return -EINVAL ; + /* Unlike Linux, HP-UX truncates it if n is too big: */ + len = (n <= __NEW_UTS_LEN) ? n : __NEW_UTS_LEN ; + /**/ + /* TODO: print a warning about this? */ + down_write(&uts_sem); + error = -EFAULT; + if (!copy_from_user(utsname()->release, ubuf, len)) { + utsname()->release[len] = 0; + error = 0; + } + up_write(&uts_sem); + return error; + break ; + default: + /* This system call returns -EFAULT if given an unknown type. + * Why not -EINVAL? I don't know, it's just not what they did. + */ + return -EFAULT ; + } +} + +int hpux_getdomainname(char __user *name, int len) +{ + int nlen; + int err = -EFAULT; + + down_read(&uts_sem); + + nlen = strlen(utsname()->domainname) + 1; + + if (nlen < len) + len = nlen; + if(len > __NEW_UTS_LEN) + goto done; + if(copy_to_user(name, utsname()->domainname, len)) + goto done; + err = 0; +done: + up_read(&uts_sem); + return err; + +} + +int hpux_pipe(int *kstack_fildes) +{ + return do_pipe_flags(kstack_fildes, 0); +} + +/* lies - says it works, but it really didn't lock anything */ +int hpux_lockf(int fildes, int function, off_t size) +{ + return 0; +} + +int hpux_sysfs(int opcode, unsigned long arg1, unsigned long arg2) +{ + char *fsname = NULL; + int len = 0; + int fstype; + +/*Unimplemented HP-UX syscall emulation. Syscall #334 (sysfs) + Args: 1 80057bf4 0 400179f0 0 0 0 */ + printk(KERN_DEBUG "in hpux_sysfs\n"); + printk(KERN_DEBUG "hpux_sysfs called with opcode = %d\n", opcode); + printk(KERN_DEBUG "hpux_sysfs called with arg1='%lx'\n", arg1); + + if ( opcode == 1 ) { /* GETFSIND */ + char __user *user_fsname = (char __user *)arg1; + len = strlen_user(user_fsname); + printk(KERN_DEBUG "len of arg1 = %d\n", len); + if (len == 0) + return 0; + fsname = kmalloc(len, GFP_KERNEL); + if (!fsname) { + printk(KERN_DEBUG "failed to kmalloc fsname\n"); + return 0; + } + + if (copy_from_user(fsname, user_fsname, len)) { + printk(KERN_DEBUG "failed to copy_from_user fsname\n"); + kfree(fsname); + return 0; + } + + /* String could be altered by userspace after strlen_user() */ + fsname[len] = '\0'; + + printk(KERN_DEBUG "that is '%s' as (char *)\n", fsname); + if ( !strcmp(fsname, "hfs") ) { + fstype = 0; + } else { + fstype = 0; + } + + kfree(fsname); + + printk(KERN_DEBUG "returning fstype=%d\n", fstype); + return fstype; /* something other than default */ + } + + + return 0; +} + + +/* Table of syscall names and handle for unimplemented routines */ +static const char * const syscall_names[] = { + "nosys", /* 0 */ + "exit", + "fork", + "read", + "write", + "open", /* 5 */ + "close", + "wait", + "creat", + "link", + "unlink", /* 10 */ + "execv", + "chdir", + "time", + "mknod", + "chmod", /* 15 */ + "chown", + "brk", + "lchmod", + "lseek", + "getpid", /* 20 */ + "mount", + "umount", + "setuid", + "getuid", + "stime", /* 25 */ + "ptrace", + "alarm", + NULL, + "pause", + "utime", /* 30 */ + "stty", + "gtty", + "access", + "nice", + "ftime", /* 35 */ + "sync", + "kill", + "stat", + "setpgrp3", + "lstat", /* 40 */ + "dup", + "pipe", + "times", + "profil", + "ki_call", /* 45 */ + "setgid", + "getgid", + NULL, + NULL, + NULL, /* 50 */ + "acct", + "set_userthreadid", + NULL, + "ioctl", + "reboot", /* 55 */ + "symlink", + "utssys", + "readlink", + "execve", + "umask", /* 60 */ + "chroot", + "fcntl", + "ulimit", + NULL, + NULL, /* 65 */ + "vfork", + NULL, + NULL, + NULL, + NULL, /* 70 */ + "mmap", + NULL, + "munmap", + "mprotect", + "madvise", /* 75 */ + "vhangup", + "swapoff", + NULL, + "getgroups", + "setgroups", /* 80 */ + "getpgrp2", + "setpgid/setpgrp2", + "setitimer", + "wait3", + "swapon", /* 85 */ + "getitimer", + NULL, + NULL, + NULL, + "dup2", /* 90 */ + NULL, + "fstat", + "select", + NULL, + "fsync", /* 95 */ + "setpriority", + NULL, + NULL, + NULL, + "getpriority", /* 100 */ + NULL, + NULL, + NULL, + NULL, + NULL, /* 105 */ + NULL, + NULL, + "sigvector", + "sigblock", + "sigsetmask", /* 110 */ + "sigpause", + "sigstack", + NULL, + NULL, + NULL, /* 115 */ + "gettimeofday", + "getrusage", + NULL, + NULL, + "readv", /* 120 */ + "writev", + "settimeofday", + "fchown", + "fchmod", + NULL, /* 125 */ + "setresuid", + "setresgid", + "rename", + "truncate", + "ftruncate", /* 130 */ + NULL, + "sysconf", + NULL, + NULL, + NULL, /* 135 */ + "mkdir", + "rmdir", + NULL, + "sigcleanup", + "setcore", /* 140 */ + NULL, + "gethostid", + "sethostid", + "getrlimit", + "setrlimit", /* 145 */ + NULL, + NULL, + "quotactl", + "get_sysinfo", + NULL, /* 150 */ + "privgrp", + "rtprio", + "plock", + NULL, + "lockf", /* 155 */ + "semget", + NULL, + "semop", + "msgget", + NULL, /* 160 */ + "msgsnd", + "msgrcv", + "shmget", + NULL, + "shmat", /* 165 */ + "shmdt", + NULL, + "csp/nsp_init", + "cluster", + "mkrnod", /* 170 */ + "test", + "unsp_open", + NULL, + "getcontext", + "osetcontext", /* 175 */ + "bigio", + "pipenode", + "lsync", + "getmachineid", + "cnodeid/mysite", /* 180 */ + "cnodes/sitels", + "swapclients", + "rmtprocess", + "dskless_stats", + "sigprocmask", /* 185 */ + "sigpending", + "sigsuspend", + "sigaction", + NULL, + "nfssvc", /* 190 */ + "getfh", + "getdomainname", + "setdomainname", + "async_daemon", + "getdirentries", /* 195 */ + NULL, + NULL, + "vfsmount", + NULL, + "waitpid", /* 200 */ + NULL, + NULL, + NULL, + NULL, + NULL, /* 205 */ + NULL, + NULL, + NULL, + NULL, + NULL, /* 210 */ + NULL, + NULL, + NULL, + NULL, + NULL, /* 215 */ + NULL, + NULL, + NULL, + NULL, + NULL, /* 220 */ + NULL, + NULL, + NULL, + "sigsetreturn", + "sigsetstatemask", /* 225 */ + "bfactl", + "cs", + "cds", + NULL, + "pathconf", /* 230 */ + "fpathconf", + NULL, + NULL, + "nfs_fcntl", + "ogetacl", /* 235 */ + "ofgetacl", + "osetacl", + "ofsetacl", + "pstat", + "getaudid", /* 240 */ + "setaudid", + "getaudproc", + "setaudproc", + "getevent", + "setevent", /* 245 */ + "audwrite", + "audswitch", + "audctl", + "ogetaccess", + "fsctl", /* 250 */ + "ulconnect", + "ulcontrol", + "ulcreate", + "uldest", + "ulrecv", /* 255 */ + "ulrecvcn", + "ulsend", + "ulshutdown", + "swapfs", + "fss", /* 260 */ + NULL, + NULL, + NULL, + NULL, + NULL, /* 265 */ + NULL, + "tsync", + "getnumfds", + "poll", + "getmsg", /* 270 */ + "putmsg", + "fchdir", + "getmount_cnt", + "getmount_entry", + "accept", /* 275 */ + "bind", + "connect", + "getpeername", + "getsockname", + "getsockopt", /* 280 */ + "listen", + "recv", + "recvfrom", + "recvmsg", + "send", /* 285 */ + "sendmsg", + "sendto", + "setsockopt", + "shutdown", + "socket", /* 290 */ + "socketpair", + "proc_open", + "proc_close", + "proc_send", + "proc_recv", /* 295 */ + "proc_sendrecv", + "proc_syscall", + "ipccreate", + "ipcname", + "ipcnamerase", /* 300 */ + "ipclookup", + "ipcselect", + "ipcconnect", + "ipcrecvcn", + "ipcsend", /* 305 */ + "ipcrecv", + "ipcgetnodename", + "ipcsetnodename", + "ipccontrol", + "ipcshutdown", /* 310 */ + "ipcdest", + "semctl", + "msgctl", + "shmctl", + "mpctl", /* 315 */ + "exportfs", + "getpmsg", + "putpmsg", + "strioctl", + "msync", /* 320 */ + "msleep", + "mwakeup", + "msem_init", + "msem_remove", + "adjtime", /* 325 */ + "kload", + "fattach", + "fdetach", + "serialize", + "statvfs", /* 330 */ + "fstatvfs", + "lchown", + "getsid", + "sysfs", + NULL, /* 335 */ + NULL, + "sched_setparam", + "sched_getparam", + "sched_setscheduler", + "sched_getscheduler", /* 340 */ + "sched_yield", + "sched_get_priority_max", + "sched_get_priority_min", + "sched_rr_get_interval", + "clock_settime", /* 345 */ + "clock_gettime", + "clock_getres", + "timer_create", + "timer_delete", + "timer_settime", /* 350 */ + "timer_gettime", + "timer_getoverrun", + "nanosleep", + "toolbox", + NULL, /* 355 */ + "getdents", + "getcontext", + "sysinfo", + "fcntl64", + "ftruncate64", /* 360 */ + "fstat64", + "getdirentries64", + "getrlimit64", + "lockf64", + "lseek64", /* 365 */ + "lstat64", + "mmap64", + "setrlimit64", + "stat64", + "truncate64", /* 370 */ + "ulimit64", + NULL, + NULL, + NULL, + NULL, /* 375 */ + NULL, + NULL, + NULL, + NULL, + "setcontext", /* 380 */ + "sigaltstack", + "waitid", + "setpgrp", + "recvmsg2", + "sendmsg2", /* 385 */ + "socket2", + "socketpair2", + "setregid", + "lwp_create", + "lwp_terminate", /* 390 */ + "lwp_wait", + "lwp_suspend", + "lwp_resume", + "lwp_self", + "lwp_abort_syscall", /* 395 */ + "lwp_info", + "lwp_kill", + "ksleep", + "kwakeup", + "ksleep_abort", /* 400 */ + "lwp_proc_info", + "lwp_exit", + "lwp_continue", + "getacl", + "fgetacl", /* 405 */ + "setacl", + "fsetacl", + "getaccess", + "lwp_mutex_init", + "lwp_mutex_lock_sys", /* 410 */ + "lwp_mutex_unlock", + "lwp_cond_init", + "lwp_cond_signal", + "lwp_cond_broadcast", + "lwp_cond_wait_sys", /* 415 */ + "lwp_getscheduler", + "lwp_setscheduler", + "lwp_getprivate", + "lwp_setprivate", + "lwp_detach", /* 420 */ + "mlock", + "munlock", + "mlockall", + "munlockall", + "shm_open", /* 425 */ + "shm_unlink", + "sigqueue", + "sigwaitinfo", + "sigtimedwait", + "sigwait", /* 430 */ + "aio_read", + "aio_write", + "lio_listio", + "aio_error", + "aio_return", /* 435 */ + "aio_cancel", + "aio_suspend", + "aio_fsync", + "mq_open", + "mq_unlink", /* 440 */ + "mq_send", + "mq_receive", + "mq_notify", + "mq_setattr", + "mq_getattr", /* 445 */ + "ksem_open", + "ksem_unlink", + "ksem_close", + "ksem_destroy", + "lw_sem_incr", /* 450 */ + "lw_sem_decr", + "lw_sem_read", + "mq_close", +}; +static const int syscall_names_max = 453; + +int +hpux_unimplemented(unsigned long arg1,unsigned long arg2,unsigned long arg3, + unsigned long arg4,unsigned long arg5,unsigned long arg6, + unsigned long arg7,unsigned long sc_num) +{ + /* NOTE: sc_num trashes arg8 for the few syscalls that actually + * have a valid 8th argument. + */ + const char *name = NULL; + if ( sc_num <= syscall_names_max && sc_num >= 0 ) { + name = syscall_names[sc_num]; + } + + if ( name ) { + printk(KERN_DEBUG "Unimplemented HP-UX syscall emulation. Syscall #%lu (%s)\n", + sc_num, name); + } else { + printk(KERN_DEBUG "Unimplemented unknown HP-UX syscall emulation. Syscall #%lu\n", + sc_num); + } + + printk(KERN_DEBUG " Args: %lx %lx %lx %lx %lx %lx %lx\n", + arg1, arg2, arg3, arg4, arg5, arg6, arg7); + + return -ENOSYS; +} |