VirtualBox

source: vbox/trunk/src/VBox/ValidationKit/bootsectors/bs3kit/bs3-cmn-TestHostPrintf.c@ 97613

Last change on this file since 97613 was 96407, checked in by vboxsync, 2 years ago

scm copyright and license note update

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  • Property svn:keywords set to Author Date Id Revision
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1/* $Id: bs3-cmn-TestHostPrintf.c 96407 2022-08-22 17:43:14Z vboxsync $ */
2/** @file
3 * BS3Kit - BS3TestPrintf, BS3TestPrintfV
4 */
5
6/*
7 * Copyright (C) 2007-2022 Oracle and/or its affiliates.
8 *
9 * This file is part of VirtualBox base platform packages, as
10 * available from https://www.virtualbox.org.
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation, in version 3 of the
15 * License.
16 *
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, see <https://www.gnu.org/licenses>.
24 *
25 * The contents of this file may alternatively be used under the terms
26 * of the Common Development and Distribution License Version 1.0
27 * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
28 * in the VirtualBox distribution, in which case the provisions of the
29 * CDDL are applicable instead of those of the GPL.
30 *
31 * You may elect to license modified versions of this file under the
32 * terms and conditions of either the GPL or the CDDL or both.
33 *
34 * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
35 */
36
37
38/*********************************************************************************************************************************
39* Header Files *
40*********************************************************************************************************************************/
41#include "bs3kit-template-header.h"
42#include "bs3-cmn-test.h"
43
44#include <iprt/asm-amd64-x86.h>
45
46
47/*********************************************************************************************************************************
48* Structures and Typedefs *
49*********************************************************************************************************************************/
50/** Output state for Bs3TestHostPrintfV. */
51typedef struct BS3TESTHOSTPRINTF
52{
53 bool fNewCmd;
54} BS3TESTHOSTPRINTF;
55
56
57/**
58 * @callback_method_impl{FNBS3STRFORMATOUTPUT, Prints to screen and VMMDev}
59 */
60static BS3_DECL_CALLBACK(size_t) bs3TestPrintfStrOutput(char ch, void BS3_FAR *pvUser)
61{
62 BS3TESTHOSTPRINTF BS3_FAR *pState = (BS3TESTHOSTPRINTF BS3_FAR *)pvUser;
63
64 /*
65 * VMMDev first. We do line by line processing to avoid running out of
66 * string buffer on the host side.
67 */
68 if (g_fbBs3VMMDevTesting)
69 {
70 if (ch != '\n' && !pState->fNewCmd)
71 ASMOutU8(VMMDEV_TESTING_IOPORT_DATA, ch);
72 else if (ch != '\0')
73 {
74 if (pState->fNewCmd)
75 {
76#if ARCH_BITS == 16
77 ASMOutU16(VMMDEV_TESTING_IOPORT_CMD, (uint16_t)VMMDEV_TESTING_CMD_PRINT);
78#else
79 ASMOutU32(VMMDEV_TESTING_IOPORT_CMD, VMMDEV_TESTING_CMD_PRINT);
80#endif
81 pState->fNewCmd = false;
82 }
83 ASMOutU8(VMMDEV_TESTING_IOPORT_DATA, ch);
84 if (ch == '\n')
85 {
86 ASMOutU8(VMMDEV_TESTING_IOPORT_DATA, '\0');
87 pState->fNewCmd = true;
88 }
89 }
90 }
91
92 return ch != '\0';
93}
94
95
96#undef Bs3TestHostPrintfV
97BS3_CMN_DEF(void, Bs3TestHostPrintfV,(const char BS3_FAR *pszFormat, va_list BS3_FAR va))
98{
99 BS3TESTHOSTPRINTF State;
100 State.fNewCmd = true;
101 Bs3StrFormatV(pszFormat, va, bs3TestPrintfStrOutput, &State);
102}
103
104
105
106#undef Bs3TestHostPrintf
107BS3_CMN_DEF(void, Bs3TestHostPrintf,(const char BS3_FAR *pszFormat, ...))
108{
109 va_list va;
110 va_start(va, pszFormat);
111 BS3_CMN_NM(Bs3TestHostPrintfV)(pszFormat, va);
112 va_end(va);
113}
114
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