From 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Sat, 16 Apr 2005 15:20:36 -0700 Subject: Linux-2.6.12-rc2 Initial git repository build. I'm not bothering with the full history, even though we have it. We can create a separate "historical" git archive of that later if we want to, and in the meantime it's about 3.2GB when imported into git - space that would just make the early git days unnecessarily complicated, when we don't have a lot of good infrastructure for it. Let it rip! --- arch/sparc64/solaris/fs.c | 739 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 739 insertions(+) create mode 100644 arch/sparc64/solaris/fs.c (limited to 'arch/sparc64/solaris/fs.c') diff --git a/arch/sparc64/solaris/fs.c b/arch/sparc64/solaris/fs.c new file mode 100644 index 000000000000..d7c99fa89661 --- /dev/null +++ b/arch/sparc64/solaris/fs.c @@ -0,0 +1,739 @@ +/* $Id: fs.c,v 1.27 2002/02/08 03:57:14 davem Exp $ + * fs.c: fs related syscall emulation for Solaris + * + * Copyright (C) 1997,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz) + * + * 1999-08-19 Implemented solaris F_FREESP (truncate) + * fcntl, by Jason Rappleye (rappleye@ccr.buffalo.edu) + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +#include "conv.h" + +#define R3_VERSION 1 +#define R4_VERSION 2 + +typedef struct { + s32 tv_sec; + s32 tv_nsec; +} timestruct_t; + +struct sol_stat { + u32 st_dev; + s32 st_pad1[3]; /* network id */ + u32 st_ino; + u32 st_mode; + u32 st_nlink; + u32 st_uid; + u32 st_gid; + u32 st_rdev; + s32 st_pad2[2]; + s32 st_size; + s32 st_pad3; /* st_size, off_t expansion */ + timestruct_t st_atime; + timestruct_t st_mtime; + timestruct_t st_ctime; + s32 st_blksize; + s32 st_blocks; + char st_fstype[16]; + s32 st_pad4[8]; /* expansion area */ +}; + +struct sol_stat64 { + u32 st_dev; + s32 st_pad1[3]; /* network id */ + u64 st_ino; + u32 st_mode; + u32 st_nlink; + u32 st_uid; + u32 st_gid; + u32 st_rdev; + s32 st_pad2[2]; + s64 st_size; + timestruct_t st_atime; + timestruct_t st_mtime; + timestruct_t st_ctime; + s64 st_blksize; + s32 st_blocks; + char st_fstype[16]; + s32 st_pad4[4]; /* expansion area */ +}; + +#define UFSMAGIC (((unsigned)'u'<<24)||((unsigned)'f'<<16)||((unsigned)'s'<<8)) + +static inline int putstat(struct sol_stat __user *ubuf, struct kstat *kbuf) +{ + if (kbuf->size > MAX_NON_LFS || + !sysv_valid_dev(kbuf->dev) || + !sysv_valid_dev(kbuf->rdev)) + return -EOVERFLOW; + if (put_user (sysv_encode_dev(kbuf->dev), &ubuf->st_dev) || + __put_user (kbuf->ino, &ubuf->st_ino) || + __put_user (kbuf->mode, &ubuf->st_mode) || + __put_user (kbuf->nlink, &ubuf->st_nlink) || + __put_user (kbuf->uid, &ubuf->st_uid) || + __put_user (kbuf->gid, &ubuf->st_gid) || + __put_user (sysv_encode_dev(kbuf->rdev), &ubuf->st_rdev) || + __put_user (kbuf->size, &ubuf->st_size) || + __put_user (kbuf->atime.tv_sec, &ubuf->st_atime.tv_sec) || + __put_user (kbuf->atime.tv_nsec, &ubuf->st_atime.tv_nsec) || + __put_user (kbuf->mtime.tv_sec, &ubuf->st_mtime.tv_sec) || + __put_user (kbuf->mtime.tv_nsec, &ubuf->st_mtime.tv_nsec) || + __put_user (kbuf->ctime.tv_sec, &ubuf->st_ctime.tv_sec) || + __put_user (kbuf->ctime.tv_nsec, &ubuf->st_ctime.tv_nsec) || + __put_user (kbuf->blksize, &ubuf->st_blksize) || + __put_user (kbuf->blocks, &ubuf->st_blocks) || + __put_user (UFSMAGIC, (unsigned __user *)ubuf->st_fstype)) + return -EFAULT; + return 0; +} + +static inline int putstat64(struct sol_stat64 __user *ubuf, struct kstat *kbuf) +{ + if (!sysv_valid_dev(kbuf->dev) || !sysv_valid_dev(kbuf->rdev)) + return -EOVERFLOW; + if (put_user (sysv_encode_dev(kbuf->dev), &ubuf->st_dev) || + __put_user (kbuf->ino, &ubuf->st_ino) || + __put_user (kbuf->mode, &ubuf->st_mode) || + __put_user (kbuf->nlink, &ubuf->st_nlink) || + __put_user (kbuf->uid, &ubuf->st_uid) || + __put_user (kbuf->gid, &ubuf->st_gid) || + __put_user (sysv_encode_dev(kbuf->rdev), &ubuf->st_rdev) || + __put_user (kbuf->size, &ubuf->st_size) || + __put_user (kbuf->atime.tv_sec, &ubuf->st_atime.tv_sec) || + __put_user (kbuf->atime.tv_nsec, &ubuf->st_atime.tv_nsec) || + __put_user (kbuf->mtime.tv_sec, &ubuf->st_mtime.tv_sec) || + __put_user (kbuf->mtime.tv_nsec, &ubuf->st_mtime.tv_nsec) || + __put_user (kbuf->ctime.tv_sec, &ubuf->st_ctime.tv_sec) || + __put_user (kbuf->ctime.tv_nsec, &ubuf->st_ctime.tv_nsec) || + __put_user (kbuf->blksize, &ubuf->st_blksize) || + __put_user (kbuf->blocks, &ubuf->st_blocks) || + __put_user (UFSMAGIC, (unsigned __user *)ubuf->st_fstype)) + return -EFAULT; + return 0; +} + +asmlinkage int solaris_stat(u32 filename, u32 statbuf) +{ + struct kstat s; + int ret = vfs_stat(A(filename), &s); + if (!ret) + return putstat(A(statbuf), &s); + return ret; +} + +asmlinkage int solaris_xstat(int vers, u32 filename, u32 statbuf) +{ + /* Solaris doesn't bother with looking at vers, so we do neither */ + return solaris_stat(filename, statbuf); +} + +asmlinkage int solaris_stat64(u32 filename, u32 statbuf) +{ + struct kstat s; + int ret = vfs_stat(A(filename), &s); + if (!ret) + return putstat64(A(statbuf), &s); + return ret; +} + +asmlinkage int solaris_lstat(u32 filename, u32 statbuf) +{ + struct kstat s; + int ret = vfs_lstat(A(filename), &s); + if (!ret) + return putstat(A(statbuf), &s); + return ret; +} + +asmlinkage int solaris_lxstat(int vers, u32 filename, u32 statbuf) +{ + return solaris_lstat(filename, statbuf); +} + +asmlinkage int solaris_lstat64(u32 filename, u32 statbuf) +{ + struct kstat s; + int ret = vfs_lstat(A(filename), &s); + if (!ret) + return putstat64(A(statbuf), &s); + return ret; +} + +asmlinkage int solaris_fstat(unsigned int fd, u32 statbuf) +{ + struct kstat s; + int ret = vfs_fstat(fd, &s); + if (!ret) + return putstat(A(statbuf), &s); + return ret; +} + +asmlinkage int solaris_fxstat(int vers, u32 fd, u32 statbuf) +{ + return solaris_fstat(fd, statbuf); +} + +asmlinkage int solaris_fstat64(unsigned int fd, u32 statbuf) +{ + struct kstat s; + int ret = vfs_fstat(fd, &s); + if (!ret) + return putstat64(A(statbuf), &s); + return ret; +} + +asmlinkage int solaris_mknod(u32 path, u32 mode, s32 dev) +{ + int (*sys_mknod)(const char __user *,int,unsigned) = + (int (*)(const char __user *,int,unsigned))SYS(mknod); + int major = sysv_major(dev); + int minor = sysv_minor(dev); + + /* minor is guaranteed to be OK for MKDEV, major might be not */ + if (major > 0xfff) + return -EINVAL; + return sys_mknod(A(path), mode, new_encode_dev(MKDEV(major,minor))); +} + +asmlinkage int solaris_xmknod(int vers, u32 path, u32 mode, s32 dev) +{ + return solaris_mknod(path, mode, dev); +} + +asmlinkage int solaris_getdents64(unsigned int fd, void __user *dirent, unsigned int count) +{ + int (*sys_getdents)(unsigned int, void __user *, unsigned int) = + (int (*)(unsigned int, void __user *, unsigned int))SYS(getdents); + + return sys_getdents(fd, dirent, count); +} + +/* This statfs thingie probably will go in the near future, but... */ + +struct sol_statfs { + short f_type; + s32 f_bsize; + s32 f_frsize; + s32 f_blocks; + s32 f_bfree; + u32 f_files; + u32 f_ffree; + char f_fname[6]; + char f_fpack[6]; +}; + +asmlinkage int solaris_statfs(u32 path, u32 buf, int len, int fstype) +{ + int ret; + struct statfs s; + mm_segment_t old_fs = get_fs(); + int (*sys_statfs)(const char __user *,struct statfs __user *) = + (int (*)(const char __user *,struct statfs __user *))SYS(statfs); + struct sol_statfs __user *ss = A(buf); + + if (len != sizeof(struct sol_statfs)) return -EINVAL; + if (!fstype) { + /* FIXME: mixing userland and kernel pointers */ + set_fs (KERNEL_DS); + ret = sys_statfs(A(path), &s); + set_fs (old_fs); + if (!ret) { + if (put_user (s.f_type, &ss->f_type) || + __put_user (s.f_bsize, &ss->f_bsize) || + __put_user (0, &ss->f_frsize) || + __put_user (s.f_blocks, &ss->f_blocks) || + __put_user (s.f_bfree, &ss->f_bfree) || + __put_user (s.f_files, &ss->f_files) || + __put_user (s.f_ffree, &ss->f_ffree) || + __clear_user (&ss->f_fname, 12)) + return -EFAULT; + } + return ret; + } +/* Linux can't stat unmounted filesystems so we + * simply lie and claim 100MB of 1GB is free. Sorry. + */ + if (put_user (fstype, &ss->f_type) || + __put_user (1024, &ss->f_bsize) || + __put_user (0, &ss->f_frsize) || + __put_user (1024*1024, &ss->f_blocks) || + __put_user (100*1024, &ss->f_bfree) || + __put_user (60000, &ss->f_files) || + __put_user (50000, &ss->f_ffree) || + __clear_user (&ss->f_fname, 12)) + return -EFAULT; + return 0; +} + +asmlinkage int solaris_fstatfs(u32 fd, u32 buf, int len, int fstype) +{ + int ret; + struct statfs s; + mm_segment_t old_fs = get_fs(); + int (*sys_fstatfs)(unsigned,struct statfs __user *) = + (int (*)(unsigned,struct statfs __user *))SYS(fstatfs); + struct sol_statfs __user *ss = A(buf); + + if (len != sizeof(struct sol_statfs)) return -EINVAL; + if (!fstype) { + set_fs (KERNEL_DS); + ret = sys_fstatfs(fd, &s); + set_fs (old_fs); + if (!ret) { + if (put_user (s.f_type, &ss->f_type) || + __put_user (s.f_bsize, &ss->f_bsize) || + __put_user (0, &ss->f_frsize) || + __put_user (s.f_blocks, &ss->f_blocks) || + __put_user (s.f_bfree, &ss->f_bfree) || + __put_user (s.f_files, &ss->f_files) || + __put_user (s.f_ffree, &ss->f_ffree) || + __clear_user (&ss->f_fname, 12)) + return -EFAULT; + } + return ret; + } + /* Otherwise fstatfs is the same as statfs */ + return solaris_statfs(0, buf, len, fstype); +} + +struct sol_statvfs { + u32 f_bsize; + u32 f_frsize; + u32 f_blocks; + u32 f_bfree; + u32 f_bavail; + u32 f_files; + u32 f_ffree; + u32 f_favail; + u32 f_fsid; + char f_basetype[16]; + u32 f_flag; + u32 f_namemax; + char f_fstr[32]; + u32 f_filler[16]; +}; + +struct sol_statvfs64 { + u32 f_bsize; + u32 f_frsize; + u64 f_blocks; + u64 f_bfree; + u64 f_bavail; + u64 f_files; + u64 f_ffree; + u64 f_favail; + u32 f_fsid; + char f_basetype[16]; + u32 f_flag; + u32 f_namemax; + char f_fstr[32]; + u32 f_filler[16]; +}; + +static int report_statvfs(struct vfsmount *mnt, struct inode *inode, u32 buf) +{ + struct kstatfs s; + int error; + struct sol_statvfs __user *ss = A(buf); + + error = vfs_statfs(mnt->mnt_sb, &s); + if (!error) { + const char *p = mnt->mnt_sb->s_type->name; + int i = 0; + int j = strlen (p); + + if (j > 15) j = 15; + if (IS_RDONLY(inode)) i = 1; + if (mnt->mnt_flags & MNT_NOSUID) i |= 2; + if (!sysv_valid_dev(inode->i_sb->s_dev)) + return -EOVERFLOW; + if (put_user (s.f_bsize, &ss->f_bsize) || + __put_user (0, &ss->f_frsize) || + __put_user (s.f_blocks, &ss->f_blocks) || + __put_user (s.f_bfree, &ss->f_bfree) || + __put_user (s.f_bavail, &ss->f_bavail) || + __put_user (s.f_files, &ss->f_files) || + __put_user (s.f_ffree, &ss->f_ffree) || + __put_user (s.f_ffree, &ss->f_favail) || + __put_user (sysv_encode_dev(inode->i_sb->s_dev), &ss->f_fsid) || + __copy_to_user (ss->f_basetype,p,j) || + __put_user (0, (char __user *)&ss->f_basetype[j]) || + __put_user (s.f_namelen, &ss->f_namemax) || + __put_user (i, &ss->f_flag) || + __clear_user (&ss->f_fstr, 32)) + return -EFAULT; + } + return error; +} + +static int report_statvfs64(struct vfsmount *mnt, struct inode *inode, u32 buf) +{ + struct kstatfs s; + int error; + struct sol_statvfs64 __user *ss = A(buf); + + error = vfs_statfs(mnt->mnt_sb, &s); + if (!error) { + const char *p = mnt->mnt_sb->s_type->name; + int i = 0; + int j = strlen (p); + + if (j > 15) j = 15; + if (IS_RDONLY(inode)) i = 1; + if (mnt->mnt_flags & MNT_NOSUID) i |= 2; + if (!sysv_valid_dev(inode->i_sb->s_dev)) + return -EOVERFLOW; + if (put_user (s.f_bsize, &ss->f_bsize) || + __put_user (0, &ss->f_frsize) || + __put_user (s.f_blocks, &ss->f_blocks) || + __put_user (s.f_bfree, &ss->f_bfree) || + __put_user (s.f_bavail, &ss->f_bavail) || + __put_user (s.f_files, &ss->f_files) || + __put_user (s.f_ffree, &ss->f_ffree) || + __put_user (s.f_ffree, &ss->f_favail) || + __put_user (sysv_encode_dev(inode->i_sb->s_dev), &ss->f_fsid) || + __copy_to_user (ss->f_basetype,p,j) || + __put_user (0, (char __user *)&ss->f_basetype[j]) || + __put_user (s.f_namelen, &ss->f_namemax) || + __put_user (i, &ss->f_flag) || + __clear_user (&ss->f_fstr, 32)) + return -EFAULT; + } + return error; +} + +asmlinkage int solaris_statvfs(u32 path, u32 buf) +{ + struct nameidata nd; + int error; + + error = user_path_walk(A(path),&nd); + if (!error) { + struct inode * inode = nd.dentry->d_inode; + error = report_statvfs(nd.mnt, inode, buf); + path_release(&nd); + } + return error; +} + +asmlinkage int solaris_fstatvfs(unsigned int fd, u32 buf) +{ + struct file * file; + int error; + + error = -EBADF; + file = fget(fd); + if (file) { + error = report_statvfs(file->f_vfsmnt, file->f_dentry->d_inode, buf); + fput(file); + } + + return error; +} + +asmlinkage int solaris_statvfs64(u32 path, u32 buf) +{ + struct nameidata nd; + int error; + + lock_kernel(); + error = user_path_walk(A(path), &nd); + if (!error) { + struct inode * inode = nd.dentry->d_inode; + error = report_statvfs64(nd.mnt, inode, buf); + path_release(&nd); + } + unlock_kernel(); + return error; +} + +asmlinkage int solaris_fstatvfs64(unsigned int fd, u32 buf) +{ + struct file * file; + int error; + + error = -EBADF; + file = fget(fd); + if (file) { + lock_kernel(); + error = report_statvfs64(file->f_vfsmnt, file->f_dentry->d_inode, buf); + unlock_kernel(); + fput(file); + } + return error; +} + +extern asmlinkage long sparc32_open(const char * filename, int flags, int mode); + +asmlinkage int solaris_open(u32 fname, int flags, u32 mode) +{ + const char *filename = (const char *)(long)fname; + int fl = flags & 0xf; + + /* Translate flags first. */ + if (flags & 0x2000) fl |= O_LARGEFILE; + if (flags & 0x8050) fl |= O_SYNC; + if (flags & 0x80) fl |= O_NONBLOCK; + if (flags & 0x100) fl |= O_CREAT; + if (flags & 0x200) fl |= O_TRUNC; + if (flags & 0x400) fl |= O_EXCL; + if (flags & 0x800) fl |= O_NOCTTY; + flags = fl; + + return sparc32_open(filename, flags, mode); +} + +#define SOL_F_SETLK 6 +#define SOL_F_SETLKW 7 +#define SOL_F_FREESP 11 +#define SOL_F_ISSTREAM 13 +#define SOL_F_GETLK 14 +#define SOL_F_PRIV 15 +#define SOL_F_NPRIV 16 +#define SOL_F_QUOTACTL 17 +#define SOL_F_BLOCKS 18 +#define SOL_F_BLKSIZE 19 +#define SOL_F_GETOWN 23 +#define SOL_F_SETOWN 24 + +struct sol_flock { + short l_type; + short l_whence; + u32 l_start; + u32 l_len; + s32 l_sysid; + s32 l_pid; + s32 l_pad[4]; +}; + +asmlinkage int solaris_fcntl(unsigned fd, unsigned cmd, u32 arg) +{ + int (*sys_fcntl)(unsigned,unsigned,unsigned long) = + (int (*)(unsigned,unsigned,unsigned long))SYS(fcntl); + int ret, flags; + + switch (cmd) { + case F_DUPFD: + case F_GETFD: + case F_SETFD: return sys_fcntl(fd, cmd, (unsigned long)arg); + case F_GETFL: + flags = sys_fcntl(fd, cmd, 0); + ret = flags & 0xf; + if (flags & O_SYNC) ret |= 0x8050; + if (flags & O_NONBLOCK) ret |= 0x80; + return ret; + case F_SETFL: + flags = arg & 0xf; + if (arg & 0x8050) flags |= O_SYNC; + if (arg & 0x80) flags |= O_NONBLOCK; + return sys_fcntl(fd, cmd, (long)flags); + case SOL_F_GETLK: + case SOL_F_SETLK: + case SOL_F_SETLKW: + { + struct flock f; + struct sol_flock __user *p = A(arg); + mm_segment_t old_fs = get_fs(); + + switch (cmd) { + case SOL_F_GETLK: cmd = F_GETLK; break; + case SOL_F_SETLK: cmd = F_SETLK; break; + case SOL_F_SETLKW: cmd = F_SETLKW; break; + } + + if (get_user (f.l_type, &p->l_type) || + __get_user (f.l_whence, &p->l_whence) || + __get_user (f.l_start, &p->l_start) || + __get_user (f.l_len, &p->l_len) || + __get_user (f.l_pid, &p->l_sysid)) + return -EFAULT; + + set_fs(KERNEL_DS); + ret = sys_fcntl(fd, cmd, (unsigned long)&f); + set_fs(old_fs); + + if (__put_user (f.l_type, &p->l_type) || + __put_user (f.l_whence, &p->l_whence) || + __put_user (f.l_start, &p->l_start) || + __put_user (f.l_len, &p->l_len) || + __put_user (f.l_pid, &p->l_pid) || + __put_user (0, &p->l_sysid)) + return -EFAULT; + + return ret; + } + case SOL_F_FREESP: + { + int length; + int (*sys_newftruncate)(unsigned int, unsigned long)= + (int (*)(unsigned int, unsigned long))SYS(ftruncate); + + if (get_user(length, &((struct sol_flock __user *)A(arg))->l_start)) + return -EFAULT; + + return sys_newftruncate(fd, length); + } + }; + return -EINVAL; +} + +asmlinkage int solaris_ulimit(int cmd, int val) +{ + switch (cmd) { + case 1: /* UL_GETFSIZE - in 512B chunks */ + return current->signal->rlim[RLIMIT_FSIZE].rlim_cur >> 9; + case 2: /* UL_SETFSIZE */ + if ((unsigned long)val > (LONG_MAX>>9)) return -ERANGE; + val <<= 9; + task_lock(current->group_leader); + if (val > current->signal->rlim[RLIMIT_FSIZE].rlim_max) { + if (!capable(CAP_SYS_RESOURCE)) { + task_unlock(current->group_leader); + return -EPERM; + } + current->signal->rlim[RLIMIT_FSIZE].rlim_max = val; + } + current->signal->rlim[RLIMIT_FSIZE].rlim_cur = val; + task_unlock(current->group_leader); + return 0; + case 3: /* UL_GMEMLIM */ + return current->signal->rlim[RLIMIT_DATA].rlim_cur; + case 4: /* UL_GDESLIM */ + return NR_OPEN; + } + return -EINVAL; +} + +/* At least at the time I'm writing this, Linux doesn't have ACLs, so we + just fake this */ +asmlinkage int solaris_acl(u32 filename, int cmd, int nentries, u32 aclbufp) +{ + return -ENOSYS; +} + +asmlinkage int solaris_facl(unsigned int fd, int cmd, int nentries, u32 aclbufp) +{ + return -ENOSYS; +} + +asmlinkage int solaris_pread(unsigned int fd, char __user *buf, u32 count, u32 pos) +{ + ssize_t (*sys_pread64)(unsigned int, char __user *, size_t, loff_t) = + (ssize_t (*)(unsigned int, char __user *, size_t, loff_t))SYS(pread64); + + return sys_pread64(fd, buf, count, (loff_t)pos); +} + +asmlinkage int solaris_pwrite(unsigned int fd, char __user *buf, u32 count, u32 pos) +{ + ssize_t (*sys_pwrite64)(unsigned int, char __user *, size_t, loff_t) = + (ssize_t (*)(unsigned int, char __user *, size_t, loff_t))SYS(pwrite64); + + return sys_pwrite64(fd, buf, count, (loff_t)pos); +} + +/* POSIX.1 names */ +#define _PC_LINK_MAX 1 +#define _PC_MAX_CANON 2 +#define _PC_MAX_INPUT 3 +#define _PC_NAME_MAX 4 +#define _PC_PATH_MAX 5 +#define _PC_PIPE_BUF 6 +#define _PC_NO_TRUNC 7 +#define _PC_VDISABLE 8 +#define _PC_CHOWN_RESTRICTED 9 +/* POSIX.4 names */ +#define _PC_ASYNC_IO 10 +#define _PC_PRIO_IO 11 +#define _PC_SYNC_IO 12 +#define _PC_LAST 12 + +/* This is not a real and complete implementation yet, just to keep + * the easy Solaris binaries happy. + */ +asmlinkage int solaris_fpathconf(int fd, int name) +{ + int ret; + + switch(name) { + case _PC_LINK_MAX: + ret = LINK_MAX; + break; + case _PC_MAX_CANON: + ret = MAX_CANON; + break; + case _PC_MAX_INPUT: + ret = MAX_INPUT; + break; + case _PC_NAME_MAX: + ret = NAME_MAX; + break; + case _PC_PATH_MAX: + ret = PATH_MAX; + break; + case _PC_PIPE_BUF: + ret = PIPE_BUF; + break; + case _PC_CHOWN_RESTRICTED: + ret = 1; + break; + case _PC_NO_TRUNC: + case _PC_VDISABLE: + ret = 0; + break; + default: + ret = -EINVAL; + break; + } + return ret; +} + +asmlinkage int solaris_pathconf(u32 path, int name) +{ + return solaris_fpathconf(0, name); +} + +/* solaris_llseek returns long long - quite difficult */ +asmlinkage long solaris_llseek(struct pt_regs *regs, u32 off_hi, u32 off_lo, int whence) +{ + int (*sys_llseek)(unsigned int, unsigned long, unsigned long, loff_t __user *, unsigned int) = + (int (*)(unsigned int, unsigned long, unsigned long, loff_t __user *, unsigned int))SYS(_llseek); + int ret; + mm_segment_t old_fs = get_fs(); + loff_t retval; + + set_fs(KERNEL_DS); + ret = sys_llseek((unsigned int)regs->u_regs[UREG_I0], off_hi, off_lo, &retval, whence); + set_fs(old_fs); + if (ret < 0) return ret; + regs->u_regs[UREG_I1] = (u32)retval; + return (retval >> 32); +} + +/* Have to mask out all but lower 3 bits */ +asmlinkage int solaris_access(u32 filename, long mode) +{ + int (*sys_access)(const char __user *, int) = + (int (*)(const char __user *, int))SYS(access); + + return sys_access(A(filename), mode & 7); +} -- cgit v1.2.2