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properly implement compat_43_netbsd32_stat43, compat_43_netbsd32_lstat43 

and compat_43_netbsd32_fstat43.  now 32-bit ls(1) works.  so does static
sunos `/sbin/sh' on sparc64.
This commit is contained in:
mrg 2001-02-02 13:06:48 +00:00
parent 87cc07b7c9
commit eefaef162b
1 changed files with 37 additions and 28 deletions
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65
sys/compat/netbsd32/netbsd32_compat_43.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: netbsd32_compat_43.c,v 1.14 2001/02/02 07:08:17 mrg Exp $ */
/* $NetBSD: netbsd32_compat_43.c,v 1.15 2001/02/02 13:06:48 mrg Exp $ */
/*
* Copyright (c) 1998 Matthew R. Green
@ -137,22 +137,24 @@ compat_43_netbsd32_stat43(p, v, retval)
syscallarg(const netbsd32_charp) path;
syscallarg(netbsd32_stat43p_t) ub;
} */ *uap = v;
struct netbsd32_stat43 *sp32;
struct stat43 sb43;
struct stat43 *sp43 = &sb43;
struct stat43 sb43, *sgsbp;
struct netbsd32_stat43 sb32;
struct compat_43_sys_stat_args ua;
caddr_t sg;
int rv;
caddr_t sg = stackgap_init(p->p_emul);
int rv, error;
NETBSD32TOP_UAP(path, const char);
SCARG(&ua, ub) = &sb43;
sg = stackgap_init(p->p_emul);
SCARG(&ua, ub) = sgsbp = stackgap_alloc(&sg, sizeof(sb43));
CHECK_ALT_EXIST(p, &sg, SCARG(&ua, path));
rv = compat_43_sys_stat(p, &ua, retval);
sp32 = (struct netbsd32_stat43 *)(u_long)SCARG(uap, ub);
netbsd32_from_stat43(sp43, sp32);
error = copyin(sgsbp, &sb43, sizeof(sb43));
if (error)
return error;
netbsd32_from_stat43(&sb43, &sb32);
error = copyout(&sb32, (char *)(u_long)SCARG(uap, ub), sizeof(sb32));
if (error)
return error;
return (rv);
}
@ -167,22 +169,24 @@ compat_43_netbsd32_lstat43(p, v, retval)
syscallarg(const netbsd32_charp) path;
syscallarg(netbsd32_stat43p_t) ub;
} */ *uap = v;
struct netbsd32_stat43 *sp32;
struct stat43 sb43;
struct stat43 *sp43 = &sb43;
struct stat43 sb43, *sgsbp;
struct netbsd32_stat43 sb32;
struct compat_43_sys_lstat_args ua;
caddr_t sg;
int rv;
caddr_t sg = stackgap_init(p->p_emul);
int rv, error;
NETBSD32TOP_UAP(path, const char);
SCARG(&ua, ub) = &sb43;
sg = stackgap_init(p->p_emul);
SCARG(&ua, ub) = sgsbp = stackgap_alloc(&sg, sizeof(sb43));
CHECK_ALT_EXIST(p, &sg, SCARG(&ua, path));
rv = compat_43_sys_stat(p, &ua, retval);
sp32 = (struct netbsd32_stat43 *)(u_long)SCARG(uap, ub);
netbsd32_from_stat43(sp43, sp32);
error = copyin(sgsbp, &sb43, sizeof(sb43));
if (error)
return error;
netbsd32_from_stat43(&sb43, &sb32);
error = copyout(&sb32, (char *)(u_long)SCARG(uap, ub), sizeof(sb32));
if (error)
return error;
return (rv);
}
@ -197,18 +201,23 @@ compat_43_netbsd32_fstat43(p, v, retval)
syscallarg(int) fd;
syscallarg(netbsd32_stat43p_t) sb;
} */ *uap = v;
struct netbsd32_stat43 *sp32;
struct stat43 sb43;
struct stat43 *sp43 = &sb43;
struct stat43 sb43, *sgsbp;
struct netbsd32_stat43 sb32;
struct compat_43_sys_fstat_args ua;
int rv;
caddr_t sg = stackgap_init(p->p_emul);
int rv, error;
NETBSD32TO64_UAP(fd);
SCARG(&ua, sb) = &sb43;
SCARG(&ua, sb) = sgsbp = stackgap_alloc(&sg, sizeof(sb43));
rv = compat_43_sys_fstat(p, &ua, retval);
sp32 = (struct netbsd32_stat43 *)(u_long)SCARG(uap, sb);
netbsd32_from_stat43(sp43, sp32);
error = copyin(sgsbp, &sb43, sizeof(sb43));
if (error)
return error;
netbsd32_from_stat43(&sb43, &sb32);
error = copyout(&sb32, (char *)(u_long)SCARG(uap, sb), sizeof(sb32));
if (error)
return error;
return (rv);
}