1 | /* $Id: memuserkernel-r0drv-solaris.c 56290 2015-06-09 14:01:31Z vboxsync $ */
|
---|
2 | /** @file
|
---|
3 | * IPRT - User & Kernel Memory, Ring-0 Driver, Solaris.
|
---|
4 | */
|
---|
5 |
|
---|
6 | /*
|
---|
7 | * Copyright (C) 2009-2015 Oracle Corporation
|
---|
8 | *
|
---|
9 | * This file is part of VirtualBox Open Source Edition (OSE), as
|
---|
10 | * available from http://www.virtualbox.org. This file is free software;
|
---|
11 | * you can redistribute it and/or modify it under the terms of the GNU
|
---|
12 | * General Public License (GPL) as published by the Free Software
|
---|
13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
|
---|
14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
|
---|
15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
|
---|
16 | *
|
---|
17 | * The contents of this file may alternatively be used under the terms
|
---|
18 | * of the Common Development and Distribution License Version 1.0
|
---|
19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
|
---|
20 | * VirtualBox OSE distribution, in which case the provisions of the
|
---|
21 | * CDDL are applicable instead of those of the GPL.
|
---|
22 | *
|
---|
23 | * You may elect to license modified versions of this file under the
|
---|
24 | * terms and conditions of either the GPL or the CDDL or both.
|
---|
25 | */
|
---|
26 |
|
---|
27 |
|
---|
28 | /*******************************************************************************
|
---|
29 | * Header Files *
|
---|
30 | *******************************************************************************/
|
---|
31 | #include "the-solaris-kernel.h"
|
---|
32 | #include "internal/iprt.h"
|
---|
33 | #include <iprt/mem.h>
|
---|
34 |
|
---|
35 | #if defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86)
|
---|
36 | # include <iprt/asm-amd64-x86.h>
|
---|
37 | #endif
|
---|
38 | #include <iprt/assert.h>
|
---|
39 | #include <iprt/err.h>
|
---|
40 |
|
---|
41 |
|
---|
42 | RTR0DECL(int) RTR0MemUserCopyFrom(void *pvDst, RTR3PTR R3PtrSrc, size_t cb)
|
---|
43 | {
|
---|
44 | int rc;
|
---|
45 | RT_ASSERT_INTS_ON();
|
---|
46 |
|
---|
47 | rc = ddi_copyin((const char *)R3PtrSrc, pvDst, cb, 0 /*flags*/);
|
---|
48 | if (RT_LIKELY(rc == 0))
|
---|
49 | return VINF_SUCCESS;
|
---|
50 | return VERR_ACCESS_DENIED;
|
---|
51 | }
|
---|
52 |
|
---|
53 |
|
---|
54 | RTR0DECL(int) RTR0MemUserCopyTo(RTR3PTR R3PtrDst, void const *pvSrc, size_t cb)
|
---|
55 | {
|
---|
56 | int rc;
|
---|
57 | RT_ASSERT_INTS_ON();
|
---|
58 |
|
---|
59 | rc = ddi_copyout(pvSrc, (void *)R3PtrDst, cb, 0 /*flags*/);
|
---|
60 | if (RT_LIKELY(rc == 0))
|
---|
61 | return VINF_SUCCESS;
|
---|
62 | return VERR_ACCESS_DENIED;
|
---|
63 | }
|
---|
64 |
|
---|
65 |
|
---|
66 | RTR0DECL(bool) RTR0MemUserIsValidAddr(RTR3PTR R3Ptr)
|
---|
67 | {
|
---|
68 | return R3Ptr < kernelbase;
|
---|
69 | }
|
---|
70 |
|
---|
71 |
|
---|
72 | RTR0DECL(bool) RTR0MemKernelIsValidAddr(void *pv)
|
---|
73 | {
|
---|
74 | return (uintptr_t)pv >= kernelbase;
|
---|
75 | }
|
---|
76 |
|
---|
77 |
|
---|
78 | RTR0DECL(bool) RTR0MemAreKrnlAndUsrDifferent(void)
|
---|
79 | {
|
---|
80 | return true;
|
---|
81 | }
|
---|
82 |
|
---|
83 |
|
---|
84 | RTR0DECL(int) RTR0MemKernelCopyFrom(void *pvDst, void const *pvSrc, size_t cb)
|
---|
85 | {
|
---|
86 | int rc = kcopy(pvSrc, pvDst, cb);
|
---|
87 | if (RT_LIKELY(rc == 0))
|
---|
88 | return VINF_SUCCESS;
|
---|
89 | return VERR_ACCESS_DENIED;
|
---|
90 | }
|
---|
91 |
|
---|
92 |
|
---|
93 | RTR0DECL(int) RTR0MemKernelCopyTo(void *pvDst, void const *pvSrc, size_t cb)
|
---|
94 | {
|
---|
95 | int rc = kcopy(pvSrc, pvDst, cb);
|
---|
96 | if (RT_LIKELY(rc == 0))
|
---|
97 | return VINF_SUCCESS;
|
---|
98 | return VERR_ACCESS_DENIED;
|
---|
99 | }
|
---|
100 |
|
---|