1 | /* $Id: main.cpp 102518 2023-12-07 11:42:19Z vboxsync $ */
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2 | /** @file
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3 | * VBox Qt GUI - The main() function.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2023 Oracle and/or its affiliates.
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8 | *
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9 | * This file is part of VirtualBox base platform packages, as
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10 | * available from https://www.virtualbox.org.
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11 | *
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12 | * This program is free software; you can redistribute it and/or
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13 | * modify it under the terms of the GNU General Public License
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14 | * as published by the Free Software Foundation, in version 3 of the
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15 | * License.
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16 | *
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17 | * This program is distributed in the hope that it will be useful, but
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18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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20 | * General Public License for more details.
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21 | *
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22 | * You should have received a copy of the GNU General Public License
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23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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24 | *
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25 | * SPDX-License-Identifier: GPL-3.0-only
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26 | */
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27 |
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28 | /* Qt includes: */
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29 | #include <QApplication>
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30 | #include <QMessageBox>
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31 | #ifdef VBOX_WS_NIX
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32 | # ifndef Q_OS_SOLARIS
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33 | # include <QFontDatabase>
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34 | # endif
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35 | #endif
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36 |
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37 | /* GUI includes: */
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38 | #include "UICommon.h"
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39 | #include "UIStarter.h"
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40 | #include "UIModalWindowManager.h"
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41 | #ifdef VBOX_WS_MAC
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42 | # include "VBoxUtils.h"
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43 | # include "UICocoaApplication.h"
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44 | #endif /* VBOX_WS_MAC */
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45 |
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46 | /* Other VBox includes: */
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47 | #include <iprt/buildconfig.h>
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48 | #include <iprt/stream.h>
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49 | #include <VBox/err.h>
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50 | #include <VBox/version.h>
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51 | #include <VBox/sup.h>
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52 | #if !defined(VBOX_WITH_HARDENING) || !defined(VBOX_RUNTIME_UI)
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53 | # include <iprt/initterm.h>
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54 | # ifdef VBOX_WS_MAC
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55 | # include <iprt/asm.h>
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56 | # endif
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57 | #endif
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58 | #ifdef VBOX_WS_NIX
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59 | # include <iprt/env.h>
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60 | #endif
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61 | #ifdef VBOX_WITH_HARDENING
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62 | # include <iprt/ctype.h>
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63 | #endif
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64 | #if defined(VBOX_RUNTIME_UI) && defined(VBOX_WS_MAC)
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65 | # include <iprt/path.h>
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66 | #endif
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67 |
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68 | /* Other includes: */
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69 | #ifdef VBOX_WS_MAC
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70 | # include <dlfcn.h>
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71 | # include <sys/mman.h>
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72 | #endif /* VBOX_WS_MAC */
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73 | #ifdef VBOX_WS_NIX
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74 | # include <dlfcn.h>
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75 | # include <unistd.h>
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76 | # include <X11/Xlib.h>
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77 | # include "VBoxUtils-nix.h"
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78 | # if defined(RT_OS_LINUX) && defined(DEBUG)
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79 | # include <signal.h>
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80 | # include <execinfo.h>
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81 | # ifndef __USE_GNU
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82 | # define __USE_GNU
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83 | # endif /* !__USE_GNU */
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84 | # include <ucontext.h>
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85 | # ifdef RT_ARCH_AMD64
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86 | # define REG_PC REG_RIP
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87 | # else /* !RT_ARCH_AMD64 */
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88 | # define REG_PC REG_EIP
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89 | # endif /* !RT_ARCH_AMD64 */
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90 | # endif /* RT_OS_LINUX && DEBUG */
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91 | #endif /* VBOX_WS_NIX */
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92 |
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93 |
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94 | /* XXX Temporarily. Don't rely on the user to hack the Makefile himself! */
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95 | QString g_QStrHintLinuxNoMemory = QApplication::tr(
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96 | "This error means that the kernel driver was either not able to "
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97 | "allocate enough memory or that some mapping operation failed."
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98 | );
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99 |
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100 | QString g_QStrHintLinuxNoDriver = QApplication::tr(
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101 | "The VirtualBox Linux kernel driver is either not loaded or not set "
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102 | "up correctly. Please try setting it up again by executing<br/><br/>"
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103 | " <font color=blue>'/sbin/vboxconfig'</font><br/><br/>"
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104 | "as root.<br/><br/>"
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105 | "If your system has EFI Secure Boot enabled you may also need to sign "
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106 | "the kernel modules (vboxdrv, vboxnetflt, vboxnetadp, vboxpci) before "
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107 | "you can load them. Please see your Linux system's documentation for "
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108 | "more information."
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109 | );
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110 |
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111 | QString g_QStrHintOtherWrongDriverVersion = QApplication::tr(
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112 | "The VirtualBox kernel modules do not match this version of "
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113 | "VirtualBox. The installation of VirtualBox was apparently not "
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114 | "successful. Please try completely uninstalling and reinstalling "
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115 | "VirtualBox."
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116 | );
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117 |
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118 | QString g_QStrHintLinuxWrongDriverVersion = QApplication::tr(
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119 | "The VirtualBox kernel modules do not match this version of "
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120 | "VirtualBox. The installation of VirtualBox was apparently not "
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121 | "successful. Executing<br/><br/>"
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122 | " <font color=blue>'/sbin/vboxconfig'</font><br/><br/>"
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123 | "may correct this. Make sure that you are not mixing builds "
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124 | "of VirtualBox from different sources."
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125 | );
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126 |
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127 | QString g_QStrHintOtherNoDriver = QApplication::tr(
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128 | "Make sure the kernel module has been loaded successfully."
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129 | );
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130 |
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131 | /* I hope this isn't (C), (TM) or (R) Microsoft support ;-) */
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132 | QString g_QStrHintReinstall = QApplication::tr(
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133 | "Please try reinstalling VirtualBox."
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134 | );
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135 |
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136 |
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137 | #ifdef VBOX_WS_NIX
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138 | /** X11: For versions of Xlib which are aware of multi-threaded environments this function
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139 | * calls for XInitThreads() which initializes Xlib support for concurrent threads.
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140 | * @returns @c non-zero unless it is unsafe to make multi-threaded calls to Xlib.
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141 | * @remarks This is a workaround for a bug on old Xlib versions, fixed in commit
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142 | * 941f02e and released in Xlib version 1.1. We check for the symbol
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143 | * "xcb_connect" which was introduced in that version. */
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144 | static Status MakeSureMultiThreadingIsSafe()
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145 | {
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146 | /* Success by default: */
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147 | Status rc = 1;
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148 | /* Get a global handle to process symbols: */
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149 | void *pvProcess = dlopen(0, RTLD_GLOBAL | RTLD_LAZY);
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150 | /* Initialize multi-thread environment only if we can obtain
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151 | * an address of xcb_connect symbol in this process: */
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152 | if (pvProcess && dlsym(pvProcess, "xcb_connect"))
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153 | rc = XInitThreads();
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154 | /* Close the handle: */
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155 | if (pvProcess)
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156 | dlclose(pvProcess);
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157 | /* Return result: */
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158 | return rc;
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159 | }
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160 |
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161 | # if defined(RT_OS_LINUX) && defined(DEBUG)
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162 | /** X11, Linux, Debug: The signal handler that prints out a backtrace of the call stack.
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163 | * @remarks The code is taken from http://www.linuxjournal.com/article/6391. */
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164 | static void BackTraceSignalHandler(int sig, siginfo_t *pInfo, void *pSecret)
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165 | {
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166 | void *trace[16];
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167 | char **messages = (char **)0;
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168 | int i, iTraceSize = 0;
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169 | ucontext_t *uc = (ucontext_t *)pSecret;
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170 |
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171 | /* Do something useful with siginfo_t: */
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172 | if (sig == SIGSEGV)
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173 | Log(("GUI: Got signal %d, faulty address is %p, from %p\n",
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174 | sig, pInfo->si_addr, uc->uc_mcontext.gregs[REG_PC]));
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175 | /* Or do nothing by default: */
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176 | else
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177 | Log(("GUI: Got signal %d\n", sig));
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178 |
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179 | /* Acquire backtrace of 16 lvls depth: */
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180 | iTraceSize = backtrace(trace, 16);
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181 |
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182 | /* Overwrite sigaction with caller's address: */
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183 | trace[1] = (void *)uc->uc_mcontext.gregs[REG_PC];
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184 |
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185 | /* Translate the addresses into an array of messages: */
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186 | messages = backtrace_symbols(trace, iTraceSize);
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187 |
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188 | /* Skip first stack frame (points here): */
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189 | Log(("GUI: [bt] Execution path:\n"));
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190 | for (i = 1; i < iTraceSize; ++i)
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191 | Log(("GUI: [bt] %s\n", messages[i]));
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192 |
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193 | exit(0);
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194 | }
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195 |
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196 | /** X11, Linux, Debug: Installs signal handler printing backtrace of the call stack. */
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197 | static void InstallSignalHandler()
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198 | {
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199 | struct sigaction sa;
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200 | sa.sa_sigaction = BackTraceSignalHandler;
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201 | sigemptyset(&sa.sa_mask);
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202 | sa.sa_flags = SA_RESTART | SA_SIGINFO;
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203 | sigaction(SIGSEGV, &sa, 0);
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204 | sigaction(SIGBUS, &sa, 0);
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205 | sigaction(SIGUSR1, &sa, 0);
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206 | }
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207 | # endif /* RT_OS_LINUX && DEBUG */
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208 | #endif /* VBOX_WS_NIX */
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209 |
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210 | /** Qt5 message handler, function that prints out
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211 | * debug, warning, critical, fatal and system error messages.
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212 | * @param enmType Holds the type of the message.
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213 | * @param context Holds the message context.
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214 | * @param strMessage Holds the message body. */
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215 | static void QtMessageOutput(QtMsgType enmType, const QMessageLogContext &context, const QString &strMessage)
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216 | {
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217 | NOREF(context);
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218 | # ifndef VBOX_WS_NIX
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219 | NOREF(strMessage);
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220 | # endif
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221 | switch (enmType)
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222 | {
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223 | case QtDebugMsg:
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224 | Log(("Qt DEBUG: %s\n", strMessage.toUtf8().constData()));
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225 | break;
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226 | case QtWarningMsg:
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227 | Log(("Qt WARNING: %s\n", strMessage.toUtf8().constData()));
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228 | # ifdef VBOX_WS_NIX
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229 | /* Needed for instance for the message ``cannot connect to X server'': */
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230 | RTStrmPrintf(g_pStdErr, "Qt WARNING: %s\n", strMessage.toUtf8().constData());
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231 | # endif
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232 | break;
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233 | case QtCriticalMsg:
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234 | Log(("Qt CRITICAL: %s\n", strMessage.toUtf8().constData()));
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235 | # ifdef VBOX_WS_NIX
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236 | /* Needed for instance for the message ``cannot connect to X server'': */
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237 | RTStrmPrintf(g_pStdErr, "Qt CRITICAL: %s\n", strMessage.toUtf8().constData());
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238 | # endif
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239 | break;
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240 | case QtFatalMsg:
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241 | Log(("Qt FATAL: %s\n", strMessage.toUtf8().constData()));
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242 | # ifdef VBOX_WS_NIX
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243 | /* Needed for instance for the message ``cannot connect to X server'': */
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244 | RTStrmPrintf(g_pStdErr, "Qt FATAL: %s\n", strMessage.toUtf8().constData());
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245 | # endif
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246 | # if QT_VERSION >= QT_VERSION_CHECK(5, 5, 0)
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247 | case QtInfoMsg:
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248 | /** @todo ignore? */
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249 | break;
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250 | # endif
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251 | }
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252 | }
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253 |
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254 | /** Shows all available command line parameters. */
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255 | static void ShowHelp()
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256 | {
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257 | #ifndef VBOX_RUNTIME_UI
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258 | static const char s_szTitle[] = VBOX_PRODUCT " Manager";
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259 | #else
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260 | static const char s_szTitle[] = VBOX_PRODUCT " Runner";
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261 | #endif
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262 |
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263 | static const char s_szUsage[] =
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264 | #ifdef VBOX_RUNTIME_UI
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265 | "Options:\n"
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266 | " --startvm <vmname|UUID> start a VM by specifying its UUID or name\n"
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267 | " --separate start a separate VM process\n"
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268 | " --normal keep normal (windowed) mode during startup\n"
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269 | " --fullscreen switch to fullscreen mode during startup\n"
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270 | " --seamless switch to seamless mode during startup\n"
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271 | " --scale switch to scale mode during startup\n"
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272 | " --no-startvm-errormsgbox do not show a message box for VM start errors\n"
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273 | " --restore-current restore the current snapshot before starting\n"
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274 | " --no-aggressive-caching delays caching media info in VM processes\n"
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275 | " --fda <image|none> Mount the specified floppy image\n"
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276 | " --dvd <image|none> Mount the specified DVD image\n"
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277 | # ifdef VBOX_GUI_WITH_PIDFILE
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278 | " --pidfile <file> create a pidfile file when a VM is up and running\n"
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279 | # endif /* VBOX_GUI_WITH_PIDFILE */
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280 | # ifdef VBOX_WITH_DEBUGGER_GUI
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281 | " --dbg enable the GUI debug menu\n"
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282 | " --debug like --dbg and show debug windows at VM startup\n"
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283 | " --debug-command-line like --dbg and show command line window at VM startup\n"
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284 | " --debug-statistics like --dbg and show statistics window at VM startup\n"
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285 | " --statistics-expand <pat> expand the matching statistics (can be repeated)\n"
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286 | " --statistics-filter <pat> statistics filter\n"
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287 | " --no-debug disable the GUI debug menu and debug windows\n"
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288 | " --start-paused start the VM in the paused state\n"
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289 | " --start-running start the VM running (for overriding --debug*)\n"
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290 | # endif /* VBOX_WITH_DEBUGGER_GUI */
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291 | "\n"
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292 | "Expert options:\n"
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293 | " --execute-all-in-iem For debugging the interpreted execution mode.\n"
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294 | " --driverless Do not open the support driver (NEM or IEM mode).\n"
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295 | " --warp-pct <pct> time warp factor, 100%% (= 1.0) = normal speed\n"
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296 | " --no-keyboard-grabbing Don't grab the keyboard on windows (for debugging).\n"
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297 | "\n"
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298 | # ifdef VBOX_WITH_DEBUGGER_GUI
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299 | "The following environment (and extra data) variables are evaluated:\n"
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300 | " VBOX_GUI_DBG_ENABLED (GUI/Dbg/Enabled)\n"
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301 | " enable the GUI debug menu if set\n"
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302 | " VBOX_GUI_DBG_AUTO_SHOW (GUI/Dbg/AutoShow)\n"
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303 | " show debug windows at VM startup\n"
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304 | " VBOX_GUI_NO_DEBUGGER\n"
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305 | " disable the GUI debug menu and debug windows\n"
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306 | # endif /* VBOX_WITH_DEBUGGER_GUI */
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307 | #else
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308 | "No special options.\n"
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309 | "\n"
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310 | "If you are looking for --startvm and related options, you need to use VirtualBoxVM.\n"
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311 | #endif
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312 | ;
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313 |
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314 | RTPrintf("%s v%s\n"
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315 | "Copyright (C) 2005-" VBOX_C_YEAR " " VBOX_VENDOR "\n"
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316 | "\n"
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317 | "%s",
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318 | s_szTitle, RTBldCfgVersion(), s_szUsage);
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319 |
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320 | #ifdef VBOX_WS_WIN
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321 | /* Show message box. Modify the option list a little
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322 | * to better make it fit in the upcoming dialog. */
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323 | char szTitleWithVersion[sizeof(s_szTitle) + 128];
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324 | char szMsg[sizeof(s_szUsage) + 128];
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325 | char *pszDst = szMsg;
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326 | size_t offSrc = 0;
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327 | while (offSrc < sizeof(s_szUsage) - 1U)
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328 | {
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329 | char ch;
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330 | if ( s_szUsage[offSrc] == ' '
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331 | && s_szUsage[offSrc + 1] == ' '
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332 | && ( (ch = s_szUsage[offSrc + 2]) == '-' /* option line */
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333 | || ch == 'V' /* env.var. line */))
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334 | {
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335 | /* Split option lines: */
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336 | if (ch == '-')
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337 | {
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338 | offSrc += 2;
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339 | size_t cchOption = 0;
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340 | while ( s_szUsage[offSrc + cchOption] != ' '
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341 | || s_szUsage[offSrc + cchOption + 1] != ' ')
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342 | ++cchOption;
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343 |
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344 | memcpy(pszDst, &s_szUsage[offSrc], cchOption);
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345 | offSrc += cchOption + 2;
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346 | pszDst += cchOption;
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347 | }
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348 | /* Change environment variable indentation: */
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349 | else
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350 | {
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351 | offSrc += 2;
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352 | size_t cchLine = 0;
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353 | while ((ch = s_szUsage[offSrc + cchLine]) != '\n' && ch != '\0')
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354 | ++cchLine;
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355 |
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356 | memcpy(pszDst, &s_szUsage[offSrc], cchLine);
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357 | offSrc += cchLine + 1;
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358 | pszDst += cchLine;
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359 | }
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360 | *pszDst++ = '\n';
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361 | *pszDst++ = '\t';
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362 |
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363 | while (s_szUsage[offSrc] == ' ')
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364 | ++offSrc;
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365 | }
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366 |
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367 | /* Copy up to and including end of line: */
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368 | while ((ch = s_szUsage[offSrc++]) != '\n' && ch != '\0')
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369 | *pszDst++ = ch;
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370 | *pszDst++ = ch;
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371 | }
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372 | *pszDst = '\0';
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373 |
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374 | RTStrPrintf(szTitleWithVersion, sizeof(szTitleWithVersion), "%s v%s - Command Line Options", s_szTitle, RTBldCfgVersion());
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375 | MessageBoxExA(NULL /*hwndOwner*/, szMsg, szTitleWithVersion, MB_OK | MB_ICONINFORMATION,
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376 | MAKELANGID(LANG_NEUTRAL, SUBLANG_NEUTRAL));
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377 | #endif /* VBOX_WS_WIN */
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378 | }
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379 |
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380 | extern "C" DECLEXPORT(int) TrustedMain(int argc, char **argv, char ** /*envp*/)
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381 | {
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382 | #ifdef VBOX_WS_WIN
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383 | ATL::CComModule _Module; /* Required internally by ATL (constructor records instance in global variable). */
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384 | #endif
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385 |
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386 | /* Failed result initially: */
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387 | int iResultCode = 1;
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388 |
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389 | /* Start logging: */
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390 | LogFlowFuncEnter();
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391 |
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392 | /* Simulate try-catch block: */
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393 | do
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394 | {
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395 | #ifdef VBOX_WS_NIX
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396 | /* Make sure multi-threaded environment is safe: */
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397 | if (!MakeSureMultiThreadingIsSafe())
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398 | break;
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399 | VBGHDISPLAYSERVERTYPE enmDisplayServerType = VBGHDisplayServerTypeDetect();
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400 | /* Abort before instantiating QApplication in case no active display server can be found to
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401 | * prevent QApplication from aborting: */
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402 | if (enmDisplayServerType == VBGHDISPLAYSERVERTYPE_NONE)
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403 | {
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404 | iResultCode = 1;
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405 | Log(("We could not detect an active display server. Exiting."));
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406 | RTStrmPrintf(g_pStdErr, "No active display server, X11 or Wayland, detected. Exiting.\n");
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407 | break;
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408 | }
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409 | if (VBGHDisplayServerTypeIsXAvailable(enmDisplayServerType))
|
---|
410 | /* Force using Qt platform plugin 'xcb', we have X11 specific code: */
|
---|
411 | RTEnvSet("QT_QPA_PLATFORM", "xcb");
|
---|
412 | else
|
---|
413 | /* Assume pure Wayland (without a X server):*/
|
---|
414 | RTEnvSet("QT_QPA_PLATFORM", "wayland");
|
---|
415 | #endif /* VBOX_WS_NIX */
|
---|
416 |
|
---|
417 | /* Console help preprocessing: */
|
---|
418 | bool fHelpShown = false;
|
---|
419 | for (int i = 0; i < argc; ++i)
|
---|
420 | {
|
---|
421 | if ( !strcmp(argv[i], "-h")
|
---|
422 | || !strcmp(argv[i], "-?")
|
---|
423 | || !strcmp(argv[i], "-help")
|
---|
424 | || !strcmp(argv[i], "--help"))
|
---|
425 | {
|
---|
426 | fHelpShown = true;
|
---|
427 | ShowHelp();
|
---|
428 | break;
|
---|
429 | }
|
---|
430 | }
|
---|
431 | if (fHelpShown)
|
---|
432 | {
|
---|
433 | iResultCode = 0;
|
---|
434 | break;
|
---|
435 | }
|
---|
436 |
|
---|
437 | #ifdef VBOX_WITH_HARDENING
|
---|
438 | /* Make sure the image verification code works: */
|
---|
439 | SUPR3HardenedVerifyInit();
|
---|
440 | #endif /* VBOX_WITH_HARDENING */
|
---|
441 |
|
---|
442 | #ifdef VBOX_WS_MAC
|
---|
443 | /* Instantiate own NSApplication before QApplication do it for us: */
|
---|
444 | UICocoaApplication::instance();
|
---|
445 |
|
---|
446 | # ifdef VBOX_RUNTIME_UI
|
---|
447 | /* If we're a helper app inside Resources in the main application bundle,
|
---|
448 | * we need to amend the library path so the platform plugin can be found.
|
---|
449 | * Note! This builds on the initIprtForDarwinHelperApp() hack. */
|
---|
450 | {
|
---|
451 | char szExecDir[RTPATH_MAX];
|
---|
452 | int vrc = RTPathExecDir(szExecDir, sizeof(szExecDir));
|
---|
453 | AssertRC(vrc);
|
---|
454 | RTPathStripTrailingSlash(szExecDir); /* .../Contents/MacOS */
|
---|
455 | RTPathStripFilename(szExecDir); /* .../Contents */
|
---|
456 | RTPathAppend(szExecDir, sizeof(szExecDir), "plugins"); /* .../Contents/plugins */
|
---|
457 | QCoreApplication::addLibraryPath(QString::fromUtf8(szExecDir));
|
---|
458 | }
|
---|
459 | # endif /* VBOX_RUNTIME_UI */
|
---|
460 | #endif /* VBOX_WS_MAC */
|
---|
461 |
|
---|
462 | #ifdef VBOX_WS_NIX
|
---|
463 | # if defined(RT_OS_LINUX) && defined(DEBUG)
|
---|
464 | /* Install signal handler to backtrace the call stack: */
|
---|
465 | InstallSignalHandler();
|
---|
466 | # endif /* RT_OS_LINUX && DEBUG */
|
---|
467 | #endif /* VBOX_WS_NIX */
|
---|
468 |
|
---|
469 | /* Install Qt console message handler: */
|
---|
470 | qInstallMessageHandler(QtMessageOutput);
|
---|
471 |
|
---|
472 | #ifdef VBOX_WS_NIX
|
---|
473 | // WORKAROUND:
|
---|
474 | // Some Desktop Environments forcing this variable which was useful in Qt5 case.
|
---|
475 | // But in Qt6 case this variable is additional multiplier to scale-factor
|
---|
476 | // calculated automatic way, which means for x2 the effective factor will be 2x2=4.
|
---|
477 | // No idea how to proceed, probably we will ignore this variable for now, by
|
---|
478 | // setting it to be always equal to 1.
|
---|
479 | qputenv("QT_SCALE_FACTOR", "1");
|
---|
480 | #endif /* VBOX_WS_NIX */
|
---|
481 |
|
---|
482 | /* Create application: */
|
---|
483 | QApplication a(argc, argv);
|
---|
484 |
|
---|
485 | #ifdef VBOX_WS_MAC
|
---|
486 | /* Disable menu icons on MacOS X host: */
|
---|
487 | ::darwinDisableIconsInMenus();
|
---|
488 | #endif /* VBOX_WS_MAC */
|
---|
489 |
|
---|
490 | #ifdef VBOX_WS_WIN
|
---|
491 | /* Drag in the sound drivers and DLLs early to get rid of the delay taking
|
---|
492 | * place when the main menu bar (or any action from that menu bar) is
|
---|
493 | * activated for the first time. This delay is especially annoying if it
|
---|
494 | * happens when the VM is executing in real mode (which gives 100% CPU
|
---|
495 | * load and slows down the load process that happens on the main GUI
|
---|
496 | * thread to several seconds). */
|
---|
497 | PlaySound(NULL, NULL, 0);
|
---|
498 | #endif /* VBOX_WS_WIN */
|
---|
499 |
|
---|
500 | #ifdef VBOX_WS_NIX
|
---|
501 | /* Make all widget native.
|
---|
502 | * We did it to avoid various Qt crashes while testing widget attributes or acquiring winIds.
|
---|
503 | * Yes, we aware of note that alien widgets faster to draw but the only widget we need to be fast
|
---|
504 | * is viewport of VM which was always native since we are using his id for 3D service needs. */
|
---|
505 | a.setAttribute(Qt::AA_NativeWindows);
|
---|
506 |
|
---|
507 | # ifdef Q_OS_SOLARIS
|
---|
508 | a.setStyle("fusion");
|
---|
509 | # endif /* Q_OS_SOLARIS */
|
---|
510 |
|
---|
511 | # ifndef Q_OS_SOLARIS
|
---|
512 | /* Apply font fixes (after QApplication get created and instantiated font-family): */
|
---|
513 | QFontDatabase fontDataBase;
|
---|
514 | QString currentFamily(QApplication::font().family());
|
---|
515 | bool isCurrentScaleable = fontDataBase.isScalable(currentFamily);
|
---|
516 | QString subFamily(QFont::substitute(currentFamily));
|
---|
517 | bool isSubScaleable = fontDataBase.isScalable(subFamily);
|
---|
518 | if (isCurrentScaleable && !isSubScaleable)
|
---|
519 | QFont::removeSubstitutions(currentFamily);
|
---|
520 | # endif /* !Q_OS_SOLARIS */
|
---|
521 |
|
---|
522 | /* Qt version check (major.minor are sensitive, fix number is ignored): */
|
---|
523 | if (UICommon::qtRTVersion() < (UICommon::qtCTVersion() & 0xFFFF00))
|
---|
524 | {
|
---|
525 | QString strMsg = QApplication::tr("Executable <b>%1</b> requires Qt %2.x, found Qt %3.")
|
---|
526 | .arg(qAppName())
|
---|
527 | .arg(UICommon::qtCTVersionString().section('.', 0, 1))
|
---|
528 | .arg(UICommon::qtRTVersionString());
|
---|
529 | QMessageBox::critical(0, QApplication::tr("Incompatible Qt Library Error"),
|
---|
530 | strMsg, QMessageBox::Abort, QMessageBox::NoButton);
|
---|
531 | qFatal("%s", strMsg.toUtf8().constData());
|
---|
532 | break;
|
---|
533 | }
|
---|
534 | #endif /* VBOX_WS_NIX */
|
---|
535 |
|
---|
536 | /* Create modal-window manager: */
|
---|
537 | UIModalWindowManager::create();
|
---|
538 |
|
---|
539 | #ifndef VBOX_RUNTIME_UI
|
---|
540 | /* Create global app instance for Selector UI: */
|
---|
541 | UICommon::create(UICommon::UIType_SelectorUI);
|
---|
542 | #else
|
---|
543 | /* Create global app instance for Runtime UI: */
|
---|
544 | UICommon::create(UICommon::UIType_RuntimeUI);
|
---|
545 | #endif
|
---|
546 |
|
---|
547 | /* Simulate try-catch block: */
|
---|
548 | do
|
---|
549 | {
|
---|
550 | /* Exit if UICommon is not valid: */
|
---|
551 | if (!uiCommon().isValid())
|
---|
552 | break;
|
---|
553 | /* Exit if UICommon pre-processed arguments: */
|
---|
554 | if (uiCommon().processArgs())
|
---|
555 | break;
|
---|
556 |
|
---|
557 | // WORKAROUND:
|
---|
558 | // Initially we wanted to make that workaround for Runtime UI only,
|
---|
559 | // because only there we had a strict handling for proper application quit
|
---|
560 | // procedure. But it appeared on X11 (as usually due to an async nature) there
|
---|
561 | // can happen situations that Qt application is checking whether at least one
|
---|
562 | // window is already shown and if not - exits prematurely _before_ it is actually
|
---|
563 | // shown. That can happen for example if window is not yet shown because blocked
|
---|
564 | // by startup error message-box which is not treated as real window by some
|
---|
565 | // reason. So we are making application exit manual everywhere.
|
---|
566 | a.setQuitOnLastWindowClosed(false);
|
---|
567 |
|
---|
568 | /* Create UI starter: */
|
---|
569 | UIStarter uiStarter;
|
---|
570 | /* Request to Start UI _after_ QApplication executed: */
|
---|
571 | QMetaObject::invokeMethod(&uiStarter, "sltStartUI", Qt::QueuedConnection);
|
---|
572 |
|
---|
573 | /* Start application: */
|
---|
574 | iResultCode = a.exec();
|
---|
575 | }
|
---|
576 | while (0);
|
---|
577 |
|
---|
578 | /* Destroy global app instance: */
|
---|
579 | UICommon::destroy();
|
---|
580 |
|
---|
581 | /* Destroy modal-window manager: */
|
---|
582 | UIModalWindowManager::destroy();
|
---|
583 | }
|
---|
584 | while (0);
|
---|
585 |
|
---|
586 | /* Finish logging: */
|
---|
587 | LogFlowFunc(("rc=%d\n", iResultCode));
|
---|
588 | LogFlowFuncLeave();
|
---|
589 |
|
---|
590 | /* Return result: */
|
---|
591 | return iResultCode;
|
---|
592 | }
|
---|
593 |
|
---|
594 | #if !defined(VBOX_WITH_HARDENING) || !defined(VBOX_RUNTIME_UI)
|
---|
595 |
|
---|
596 | # if defined(RT_OS_DARWIN) && defined(VBOX_RUNTIME_UI)
|
---|
597 |
|
---|
598 | extern "C" const char *_dyld_get_image_name(uint32_t);
|
---|
599 |
|
---|
600 | /** Init runtime with the executable path pointing into the
|
---|
601 | * VirtualBox.app/Contents/MacOS/ rather than
|
---|
602 | * VirtualBox.app/Contents/Resource/VirtualBoxVM.app/Contents/MacOS/.
|
---|
603 | *
|
---|
604 | * This is a HACK to make codesign and friends happy on OS X. The idea is to
|
---|
605 | * improve and eliminate this over time.
|
---|
606 | */
|
---|
607 | DECL_NO_INLINE(static, int) initIprtForDarwinHelperApp(int cArgs, char ***ppapszArgs, uint32_t fFlags)
|
---|
608 | {
|
---|
609 | const char *pszImageName = _dyld_get_image_name(0);
|
---|
610 | AssertReturn(pszImageName, VERR_INTERNAL_ERROR);
|
---|
611 |
|
---|
612 | char szTmpPath[PATH_MAX + 1];
|
---|
613 | const char *psz = realpath(pszImageName, szTmpPath);
|
---|
614 | int rc;
|
---|
615 | if (psz)
|
---|
616 | {
|
---|
617 | char *pszFilename = RTPathFilename(szTmpPath);
|
---|
618 | if (pszFilename)
|
---|
619 | {
|
---|
620 | char const chSavedFilename0 = *pszFilename;
|
---|
621 | *pszFilename = '\0';
|
---|
622 | RTPathStripTrailingSlash(szTmpPath); /* VirtualBox.app/Contents/Resources/VirtualBoxVM.app/Contents/MacOS */
|
---|
623 | RTPathStripFilename(szTmpPath); /* VirtualBox.app/Contents/Resources/VirtualBoxVM.app/Contents/ */
|
---|
624 | RTPathStripFilename(szTmpPath); /* VirtualBox.app/Contents/Resources/VirtualBoxVM.app */
|
---|
625 | RTPathStripFilename(szTmpPath); /* VirtualBox.app/Contents/Resources */
|
---|
626 | RTPathStripFilename(szTmpPath); /* VirtualBox.app/Contents */
|
---|
627 | char *pszDst = strchr(szTmpPath, '\0');
|
---|
628 | pszDst = (char *)memcpy(pszDst, RT_STR_TUPLE("/MacOS/")) + sizeof("/MacOS/") - 1; /** @todo where is mempcpy? */
|
---|
629 | *pszFilename = chSavedFilename0;
|
---|
630 | memmove(pszDst, pszFilename, strlen(pszFilename) + 1);
|
---|
631 |
|
---|
632 | return RTR3InitEx(RTR3INIT_VER_CUR, fFlags, cArgs, ppapszArgs, szTmpPath);
|
---|
633 | }
|
---|
634 | rc = VERR_INVALID_NAME;
|
---|
635 | }
|
---|
636 | else
|
---|
637 | rc = RTErrConvertFromErrno(errno);
|
---|
638 | AssertMsgRCReturn(rc, ("rc=%Rrc pszLink=\"%s\"\nhex: %.*Rhxs\n", rc, pszImageName, strlen(pszImageName), pszImageName), rc);
|
---|
639 | return rc;
|
---|
640 | }
|
---|
641 | # endif
|
---|
642 |
|
---|
643 |
|
---|
644 | int main(int argc, char **argv, char **envp)
|
---|
645 | {
|
---|
646 | # ifdef VBOX_WS_NIX
|
---|
647 | /* Make sure multi-threaded environment is safe: */
|
---|
648 | if (!MakeSureMultiThreadingIsSafe())
|
---|
649 | return 1;
|
---|
650 | # endif /* VBOX_WS_NIX */
|
---|
651 |
|
---|
652 | /*
|
---|
653 | * Determine the IPRT/SUPLib initialization flags if runtime UI process.
|
---|
654 | * Only initialize SUPLib if about to start a VM in this process.
|
---|
655 | *
|
---|
656 | * Note! This must must match the corresponding parsing in hardenedmain.cpp
|
---|
657 | * and UICommon.cpp exactly, otherwise there will be weird error messages.
|
---|
658 | */
|
---|
659 | /** @todo r=bird: We should consider just postponing this stuff till VM
|
---|
660 | * creation, it shouldn't make too much of a difference GIP-wise. */
|
---|
661 | uint32_t fFlags = 0;
|
---|
662 | # ifdef VBOX_RUNTIME_UI
|
---|
663 | unsigned cOptionsLeft = 4;
|
---|
664 | bool fStartVM = false;
|
---|
665 | bool fSeparateProcess = false;
|
---|
666 | bool fExecuteAllInIem = false;
|
---|
667 | bool fDriverless = false;
|
---|
668 | for (int i = 1; i < argc && cOptionsLeft > 0; ++i)
|
---|
669 | {
|
---|
670 | if ( !strcmp(argv[i], "--startvm")
|
---|
671 | || !strcmp(argv[i], "-startvm"))
|
---|
672 | {
|
---|
673 | cOptionsLeft -= fStartVM == false;
|
---|
674 | fStartVM = true;
|
---|
675 | i++;
|
---|
676 | }
|
---|
677 | else if ( !strcmp(argv[i], "--separate")
|
---|
678 | || !strcmp(argv[i], "-separate"))
|
---|
679 | {
|
---|
680 | cOptionsLeft -= fSeparateProcess == false;
|
---|
681 | fSeparateProcess = true;
|
---|
682 | }
|
---|
683 | else if (!strcmp(argv[i], "--execute-all-in-iem"))
|
---|
684 | {
|
---|
685 | cOptionsLeft -= fExecuteAllInIem == false;
|
---|
686 | fExecuteAllInIem = true;
|
---|
687 | }
|
---|
688 | else if (!strcmp(argv[i], "--driverless"))
|
---|
689 | {
|
---|
690 | cOptionsLeft -= fDriverless == false;
|
---|
691 | fDriverless = true;
|
---|
692 | }
|
---|
693 | }
|
---|
694 | if (fStartVM && !fSeparateProcess)
|
---|
695 | {
|
---|
696 | fFlags |= RTR3INIT_FLAGS_TRY_SUPLIB;
|
---|
697 | if (fExecuteAllInIem)
|
---|
698 | fFlags |= SUPR3INIT_F_DRIVERLESS_IEM_ALLOWED << RTR3INIT_FLAGS_SUPLIB_SHIFT;
|
---|
699 | if (fDriverless)
|
---|
700 | fFlags |= SUPR3INIT_F_DRIVERLESS << RTR3INIT_FLAGS_SUPLIB_SHIFT;
|
---|
701 | }
|
---|
702 | # endif /* VBOX_RUNTIME_UI */
|
---|
703 |
|
---|
704 | /* Initialize VBox Runtime: */
|
---|
705 | # if defined(RT_OS_DARWIN) && defined(VBOX_RUNTIME_UI)
|
---|
706 | int rc = initIprtForDarwinHelperApp(argc, &argv, fFlags);
|
---|
707 | # else
|
---|
708 | int rc = RTR3InitExe(argc, &argv, fFlags);
|
---|
709 | # endif
|
---|
710 | /* Initialization failed: */
|
---|
711 | if (RT_FAILURE(rc))
|
---|
712 | {
|
---|
713 | /* We have to create QApplication anyway
|
---|
714 | * just to show the only one error-message: */
|
---|
715 | QApplication a(argc, &argv[0]);
|
---|
716 | Q_UNUSED(a);
|
---|
717 |
|
---|
718 | # ifdef Q_OS_SOLARIS
|
---|
719 | a.setStyle("fusion");
|
---|
720 | # endif
|
---|
721 |
|
---|
722 | /* Prepare the error-message: */
|
---|
723 | QString strTitle = QApplication::tr("VirtualBox - Runtime Error");
|
---|
724 | QString strText = "<html>";
|
---|
725 | switch (rc)
|
---|
726 | {
|
---|
727 | case VERR_VM_DRIVER_NOT_INSTALLED:
|
---|
728 | case VERR_VM_DRIVER_LOAD_ERROR:
|
---|
729 | strText += QApplication::tr("<b>Cannot access the kernel driver!</b><br/><br/>");
|
---|
730 | # ifdef RT_OS_LINUX
|
---|
731 | strText += g_QStrHintLinuxNoDriver;
|
---|
732 | # else
|
---|
733 | strText += g_QStrHintOtherNoDriver;
|
---|
734 | # endif
|
---|
735 | break;
|
---|
736 | # ifdef RT_OS_LINUX
|
---|
737 | case VERR_NO_MEMORY:
|
---|
738 | strText += g_QStrHintLinuxNoMemory;
|
---|
739 | break;
|
---|
740 | # endif
|
---|
741 | case VERR_VM_DRIVER_NOT_ACCESSIBLE:
|
---|
742 | strText += QApplication::tr("Kernel driver not accessible");
|
---|
743 | break;
|
---|
744 | case VERR_VM_DRIVER_VERSION_MISMATCH:
|
---|
745 | # ifdef RT_OS_LINUX
|
---|
746 | strText += g_QStrHintLinuxWrongDriverVersion;
|
---|
747 | # else
|
---|
748 | strText += g_QStrHintOtherWrongDriverVersion;
|
---|
749 | # endif
|
---|
750 | break;
|
---|
751 | default:
|
---|
752 | strText += QApplication::tr("Unknown error %2 during initialization of the Runtime").arg(rc);
|
---|
753 | break;
|
---|
754 | }
|
---|
755 | strText += "</html>";
|
---|
756 |
|
---|
757 | /* Show the error-message: */
|
---|
758 | QMessageBox::critical(0 /* parent */, strTitle, strText,
|
---|
759 | QMessageBox::Abort /* 1st button */, QMessageBox::NoButton /* 2nd button */);
|
---|
760 |
|
---|
761 | /* Default error-result: */
|
---|
762 | return 1;
|
---|
763 | }
|
---|
764 |
|
---|
765 | /* Call to actual main function: */
|
---|
766 | return TrustedMain(argc, argv, envp);
|
---|
767 | }
|
---|
768 |
|
---|
769 | #endif /* !VBOX_WITH_HARDENING || !VBOX_RUNTIME_UI */
|
---|
770 |
|
---|
771 | #ifdef VBOX_WITH_HARDENING
|
---|
772 |
|
---|
773 | /**
|
---|
774 | * Special entrypoint used by the hardening code when something goes south.
|
---|
775 | *
|
---|
776 | * Display an error dialog to the user.
|
---|
777 | *
|
---|
778 | * @param pszWhere Indicates where the error occured.
|
---|
779 | * @param enmWhat Indicates what init operation was going on at the time.
|
---|
780 | * @param rc The VBox status code corresponding to the error.
|
---|
781 | * @param pszMsgFmt The message format string.
|
---|
782 | * @param va Format arguments.
|
---|
783 | */
|
---|
784 | extern "C" DECLEXPORT(void) TrustedError(const char *pszWhere, SUPINITOP enmWhat, int rc, const char *pszMsgFmt, va_list va)
|
---|
785 | {
|
---|
786 | char szMsgBuf[_16K];
|
---|
787 |
|
---|
788 | /*
|
---|
789 | * We have to create QApplication anyway just to show the only one error-message.
|
---|
790 | * This is a bit hackish as we don't have the argument vector handy.
|
---|
791 | */
|
---|
792 | int argc = 0;
|
---|
793 | char *argv[2] = { NULL, NULL };
|
---|
794 | QApplication a(argc, &argv[0]);
|
---|
795 |
|
---|
796 | /*
|
---|
797 | * The details starts off a properly formatted rc and where/what, we use
|
---|
798 | * the szMsgBuf for this, thus this have to come before the actual message
|
---|
799 | * formatting.
|
---|
800 | */
|
---|
801 | RTStrPrintf(szMsgBuf, sizeof(szMsgBuf),
|
---|
802 | "<!--EOM-->"
|
---|
803 | "where: %s\n"
|
---|
804 | "what: %d\n"
|
---|
805 | "%Rra\n",
|
---|
806 | pszWhere, enmWhat, rc);
|
---|
807 | QString strDetails = szMsgBuf;
|
---|
808 |
|
---|
809 | /*
|
---|
810 | * Format the error message. Take whatever comes after a double new line as
|
---|
811 | * something better off in the details section.
|
---|
812 | */
|
---|
813 | RTStrPrintfV(szMsgBuf, sizeof(szMsgBuf), pszMsgFmt, va);
|
---|
814 |
|
---|
815 | char *pszDetails = strstr(szMsgBuf, "\n\n");
|
---|
816 | if (pszDetails)
|
---|
817 | {
|
---|
818 | while (RT_C_IS_SPACE(*pszDetails))
|
---|
819 | *pszDetails++ = '\0';
|
---|
820 | if (*pszDetails)
|
---|
821 | {
|
---|
822 | strDetails += "\n";
|
---|
823 | strDetails += pszDetails;
|
---|
824 | }
|
---|
825 | RTStrStripR(szMsgBuf);
|
---|
826 | }
|
---|
827 |
|
---|
828 | QString strText = QApplication::tr("<html><b>%1 (rc=%2)</b><br/><br/>").arg(szMsgBuf).arg(rc);
|
---|
829 | strText.replace(QString("\n"), QString("<br>"));
|
---|
830 |
|
---|
831 | /*
|
---|
832 | * Append possibly helpful hints to the error message.
|
---|
833 | */
|
---|
834 | switch (enmWhat)
|
---|
835 | {
|
---|
836 | case kSupInitOp_Driver:
|
---|
837 | # ifdef RT_OS_LINUX
|
---|
838 | strText += g_QStrHintLinuxNoDriver;
|
---|
839 | # else /* RT_OS_LINUX */
|
---|
840 | strText += g_QStrHintOtherNoDriver;
|
---|
841 | # endif /* !RT_OS_LINUX */
|
---|
842 | break;
|
---|
843 | case kSupInitOp_IPRT:
|
---|
844 | case kSupInitOp_Misc:
|
---|
845 | if (rc == VERR_VM_DRIVER_VERSION_MISMATCH)
|
---|
846 | # ifndef RT_OS_LINUX
|
---|
847 | strText += g_QStrHintOtherWrongDriverVersion;
|
---|
848 | # else
|
---|
849 | strText += g_QStrHintLinuxWrongDriverVersion;
|
---|
850 | else if (rc == VERR_NO_MEMORY)
|
---|
851 | strText += g_QStrHintLinuxNoMemory;
|
---|
852 | # endif
|
---|
853 | else
|
---|
854 | strText += g_QStrHintReinstall;
|
---|
855 | break;
|
---|
856 | case kSupInitOp_Integrity:
|
---|
857 | case kSupInitOp_RootCheck:
|
---|
858 | strText += g_QStrHintReinstall;
|
---|
859 | break;
|
---|
860 | default:
|
---|
861 | /* no hints here */
|
---|
862 | break;
|
---|
863 | }
|
---|
864 |
|
---|
865 | # ifdef VBOX_WS_NIX
|
---|
866 | /* We have to to make sure that we display the error-message
|
---|
867 | * after the parent displayed its own message. */
|
---|
868 | sleep(2);
|
---|
869 | # endif /* VBOX_WS_NIX */
|
---|
870 |
|
---|
871 | /* Update strText with strDetails: */
|
---|
872 | if (!strDetails.isEmpty())
|
---|
873 | strText += QString("<br><br>%1").arg(strDetails);
|
---|
874 |
|
---|
875 | /* Close the <html> scope: */
|
---|
876 | strText += "</html>";
|
---|
877 |
|
---|
878 | /* Create and show the error message-box: */
|
---|
879 | QMessageBox::critical(0, QApplication::tr("VirtualBox - Error In %1").arg(pszWhere), strText);
|
---|
880 |
|
---|
881 | qFatal("%s", strText.toUtf8().constData());
|
---|
882 | }
|
---|
883 |
|
---|
884 | #endif /* VBOX_WITH_HARDENING */
|
---|