1 | /** @file
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2 | *
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3 | * VBox frontends: Framebuffer (FB, DirectFB):
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4 | * main() routine.
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5 | *
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6 | * NOTE: this code has not been tested, so expect bugs. It is not part
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7 | * of a regular VirtualBox build.
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8 | */
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9 |
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10 | /*
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11 | * Copyright (C) 2006-2022 Oracle and/or its affiliates.
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12 | *
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13 | * This file is part of VirtualBox base platform packages, as
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14 | * available from https://www.virtualbox.org.
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15 | *
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16 | * This program is free software; you can redistribute it and/or
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17 | * modify it under the terms of the GNU General Public License
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18 | * as published by the Free Software Foundation, in version 3 of the
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19 | * License.
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20 | *
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21 | * This program is distributed in the hope that it will be useful, but
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22 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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23 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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24 | * General Public License for more details.
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25 | *
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26 | * You should have received a copy of the GNU General Public License
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27 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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28 | *
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29 | * SPDX-License-Identifier: GPL-3.0-only
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30 | */
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31 |
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32 | #include "VBoxFB.h"
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33 | #include "Framebuffer.h"
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34 | #include <getopt.h>
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35 | #include <VBox/param.h>
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36 | #include <iprt/path.h>
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37 |
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38 | /**
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39 | * Globals
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40 | */
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41 | uint32_t useFixedVideoMode = 0;
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42 | int scaleGuest = 0;
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43 | videoMode fixedVideoMode = {0};
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44 | int32_t initialVideoMode = -1;
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45 |
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46 | void showusage()
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47 | {
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48 | printf("\nThe following parameters are supported:\n"
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49 | "--startvm uuid start VM with UUID 'uuid'\n"
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50 | "--fixedres WxHxBPP always use fixed host resolution\n"
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51 | "--listhostmodes display list of supported host display modes and exit\n"
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52 | "--scale scale guest video mode to host video mode\n"
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53 | "--nodirectblit disable direct blitting, use intermediate framebuffer\n"
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54 | "--showlabel show VM name on top of the VM display\n");
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55 | }
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56 |
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57 | /** entry point */
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58 | int main(int argc, char *argv[])
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59 | {
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60 | const char *uuid = NULL;
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61 | int c;
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62 | int listHostModes = 0;
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63 | int quit = 0;
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64 | const struct option options[] =
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65 | {
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66 | { "help", no_argument, NULL, 'h' },
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67 | { "startvm", required_argument, NULL, 's' },
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68 | { "fixedres", required_argument, NULL, 'f' },
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69 | { "listhostmodes", no_argument, NULL, 'l' },
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70 | { "scale", no_argument, NULL, 'c' }
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71 | };
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72 |
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73 | printf("VirtualBox DirectFB GUI built %s %s\n"
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74 | "Copyright (C) 2004-" VBOX_C_YEAR " " VBOX_VENDOR "\n"
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75 | "Copyright (C) 2004-2005 secunet Security Networks AG\n", __DATE__, __TIME__);
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76 |
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77 | for (;;)
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78 | {
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79 | c = getopt_long(argc, argv, "s:", options, NULL);
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80 | if (c == -1)
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81 | break;
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82 | switch (c)
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83 | {
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84 | case 'h':
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85 | {
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86 | showusage();
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87 | exit(0);
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88 | }
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89 | case 's':
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90 | {
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91 | // UUID as string, parse it
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92 | RTUUID buuid;
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93 | if (!RT_SUCCESS(RTUuidFromStr((PRTUUID)&buuid, optarg)))
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94 | {
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95 | printf("Error, invalid UUID format given!\n");
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96 | showusage();
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97 | exit(-1);
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98 | }
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99 | uuid = optarg;
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100 | break;
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101 | }
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102 | case 'f':
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103 | {
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104 | if (sscanf(optarg, "%ux%ux%u", &fixedVideoMode.width, &fixedVideoMode.height,
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105 | &fixedVideoMode.bpp) != 3)
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106 | {
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107 | printf("Error, invalid resolution argument!\n");
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108 | showusage();
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109 | exit(-1);
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110 | }
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111 | useFixedVideoMode = 1;
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112 | break;
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113 | }
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114 | case 'l':
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115 | {
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116 | listHostModes = 1;
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117 | break;
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118 | }
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119 | case 'c':
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120 | {
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121 | scaleGuest = 1;
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122 | break;
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123 | }
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124 | default:
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125 | break;
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126 | }
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127 | }
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128 |
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129 | // check if we got a UUID
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130 | if (!uuid)
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131 | {
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132 | printf("Error, no UUID given!\n");
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133 | showusage();
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134 | exit(-1);
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135 | }
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136 |
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137 |
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138 | /**
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139 | * XPCOM setup
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140 | */
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141 |
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142 | nsresult rc;
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143 | /*
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144 | * Note that we scope all nsCOMPtr variables in order to have all XPCOM
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145 | * objects automatically released before we call NS_ShutdownXPCOM at the
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146 | * end. This is an XPCOM requirement.
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147 | */
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148 | {
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149 | nsCOMPtr<nsIServiceManager> serviceManager;
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150 | rc = NS_InitXPCOM2(getter_AddRefs(serviceManager), nsnull, nsnull);
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151 | if (NS_FAILED(rc))
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152 | {
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153 | printf("Error: XPCOM could not be initialized! rc=0x%x\n", rc);
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154 | exit(-1);
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155 | }
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156 |
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157 | // register our component
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158 | nsCOMPtr<nsIComponentRegistrar> registrar = do_QueryInterface(serviceManager);
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159 | if (!registrar)
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160 | {
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161 | printf("Error: could not query nsIComponentRegistrar interface!\n");
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162 | exit(-1);
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163 | }
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164 | registrar->AutoRegister(nsnull);
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165 |
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166 | /*
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167 | * Make sure the main event queue is created. This event queue is
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168 | * responsible for dispatching incoming XPCOM IPC messages. The main
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169 | * thread should run this event queue's loop during lengthy non-XPCOM
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170 | * operations to ensure messages from the VirtualBox server and other
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171 | * XPCOM IPC clients are processed. This use case doesn't perform such
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172 | * operations so it doesn't run the event loop.
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173 | */
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174 | nsCOMPtr<nsIEventQueue> eventQ;
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175 | rc = NS_GetMainEventQ(getter_AddRefs(eventQ));
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176 | if (NS_FAILED(rc))
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177 | {
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178 | printf("Error: could not get main event queue! rc=%08X\n", rc);
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179 | return -1;
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180 | }
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181 |
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182 | /*
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183 | * Now XPCOM is ready and we can start to do real work.
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184 | * IVirtualBox is the root interface of VirtualBox and will be
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185 | * retrieved from the XPCOM component manager. We use the
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186 | * XPCOM provided smart pointer nsCOMPtr for all objects because
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187 | * that's very convenient and removes the need deal with reference
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188 | * counting and freeing.
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189 | */
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190 | nsCOMPtr<nsIComponentManager> manager;
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191 | rc = NS_GetComponentManager(getter_AddRefs(manager));
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192 | if (NS_FAILED(rc))
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193 | {
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194 | printf("Error: could not get component manager! rc=%08X\n", rc);
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195 | exit(-1);
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196 | }
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197 |
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198 | nsCOMPtr<IVirtualBox> virtualBox;
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199 | rc = manager->CreateInstanceByContractID(NS_VIRTUALBOX_CONTRACTID,
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200 | nsnull,
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201 | NS_GET_IID(IVirtualBox),
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202 | getter_AddRefs(virtualBox));
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203 | if (NS_FAILED(rc))
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204 | {
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205 | printf("Error, could not instantiate object! rc=0x%x\n", rc);
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206 | exit(-1);
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207 | }
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208 |
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209 | nsCOMPtr<ISession> session;
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210 | rc = manager->CreateInstance(CLSID_Session,
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211 | nsnull,
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212 | NS_GET_IID(ISession),
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213 | getter_AddRefs(session));
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214 | if (NS_FAILED(rc))
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215 | {
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216 | printf("Error: could not instantiate Session object! rc = %08X\n", rc);
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217 | exit(-1);
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218 | }
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219 |
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220 | // open session for this VM
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221 | rc = virtualBox->OpenSession(session, NS_ConvertUTF8toUTF16(uuid).get());
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222 | if (NS_FAILED(rc))
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223 | {
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224 | printf("Error: given machine not found!\n");
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225 | exit(-1);
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226 | }
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227 | nsCOMPtr<IMachine> machine;
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228 | session->GetMachine(getter_AddRefs(machine));
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229 | if (!machine)
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230 | {
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231 | printf("Error: given machine not found!\n");
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232 | exit(-1);
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233 | }
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234 | nsCOMPtr<IConsole> console;
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235 | session->GetConsole(getter_AddRefs(console));
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236 | if (!console)
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237 | {
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238 | printf("Error: cannot get console!\n");
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239 | exit(-1);
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240 | }
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241 |
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242 | nsCOMPtr<IDisplay> display;
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243 | console->GetDisplay(getter_AddRefs(display));
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244 | if (!display)
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245 | {
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246 | printf("Error: could not get display object!\n");
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247 | exit(-1);
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248 | }
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249 |
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250 | nsCOMPtr<IKeyboard> keyboard;
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251 | nsCOMPtr<IMouse> mouse;
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252 | VBoxDirectFB *frameBuffer = NULL;
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253 |
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254 | /**
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255 | * Init DirectFB
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256 | */
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257 | IDirectFB *dfb = NULL;
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258 | IDirectFBSurface *surface = NULL;
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259 | IDirectFBInputDevice *dfbKeyboard = NULL;
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260 | IDirectFBInputDevice *dfbMouse = NULL;
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261 | IDirectFBEventBuffer *dfbEventBuffer = NULL;
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262 | DFBSurfaceDescription dsc;
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263 | int screen_width, screen_height;
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264 |
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265 | DFBCHECK(DirectFBInit(&argc, &argv));
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266 | DFBCHECK(DirectFBCreate(&dfb));
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267 | DFBCHECK(dfb->SetCooperativeLevel(dfb, DFSCL_FULLSCREEN));
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268 | // populate our structure of supported video modes
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269 | DFBCHECK(dfb->EnumVideoModes(dfb, enumVideoModesHandler, NULL));
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270 |
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271 | if (listHostModes)
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272 | {
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273 | printf("*****************************************************\n");
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274 | printf("Number of available host video modes: %u\n", numVideoModes);
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275 | for (uint32_t i = 0; i < numVideoModes; i++)
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276 | {
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277 | printf("Mode %u: xres = %u, yres = %u, bpp = %u\n", i,
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278 | videoModes[i].width, videoModes[i].height, videoModes[i].bpp);
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279 | }
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280 | printf("Note: display modes with bpp < have been filtered out\n");
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281 | printf("*****************************************************\n");
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282 | goto Leave;
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283 | }
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284 |
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285 | if (useFixedVideoMode)
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286 | {
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287 | int32_t bestVideoMode = getBestVideoMode(fixedVideoMode.width,
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288 | fixedVideoMode.height,
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289 | fixedVideoMode.bpp);
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290 | // validate the fixed mode
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291 | if ((bestVideoMode == -1) ||
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292 | ((fixedVideoMode.width != videoModes[bestVideoMode].width) ||
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293 | (fixedVideoMode.height != videoModes[bestVideoMode].height) ||
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294 | (fixedVideoMode.bpp != videoModes[bestVideoMode].bpp)))
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295 | {
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296 | printf("Error: the specified fixed video mode is not available!\n");
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297 | exit(-1);
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298 | }
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299 | } else
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300 | {
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301 | initialVideoMode = getBestVideoMode(640, 480, 16);
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302 | if (initialVideoMode == -1)
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303 | {
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304 | printf("Error: initial video mode 640x480x16 is not available!\n");
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305 | exit(-1);
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306 | }
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307 | }
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308 |
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309 | dsc.flags = DSDESC_CAPS;
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310 | dsc.caps = DSCAPS_PRIMARY;
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311 | DFBCHECK(dfb->CreateSurface(dfb, &dsc, &surface));
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312 | DFBCHECK(surface->Clear(surface, 0, 0, 0, 0));
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313 | DFBCHECK(surface->GetSize(surface, &screen_width, &screen_height));
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314 | DFBCHECK(dfb->GetInputDevice(dfb, DIDID_KEYBOARD, &dfbKeyboard));
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315 | DFBCHECK(dfbKeyboard->CreateEventBuffer(dfbKeyboard, &dfbEventBuffer));
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316 | DFBCHECK(dfb->GetInputDevice(dfb, DIDID_MOUSE, &dfbMouse));
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317 | DFBCHECK(dfbMouse->AttachEventBuffer(dfbMouse, dfbEventBuffer));
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318 |
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319 |
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320 | if (useFixedVideoMode)
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321 | {
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322 | printf("Information: setting video mode to %ux%ux%u\n", fixedVideoMode.width,
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323 | fixedVideoMode.height, fixedVideoMode.bpp);
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324 | DFBCHECK(dfb->SetVideoMode(dfb, fixedVideoMode.width,
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325 | fixedVideoMode.height, fixedVideoMode.bpp));
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326 | } else
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327 | {
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328 | printf("Information: starting with default video mode %ux%ux%u\n",
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329 | videoModes[initialVideoMode].width, videoModes[initialVideoMode].height,
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330 | videoModes[initialVideoMode].bpp);
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331 | DFBCHECK(dfb->SetVideoMode(dfb, videoModes[initialVideoMode].width,
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332 | videoModes[initialVideoMode].height,
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333 | videoModes[initialVideoMode].bpp));
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334 | }
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335 |
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336 | // register our framebuffer
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337 | frameBuffer = new VBoxDirectFB(dfb, surface);
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338 | display->SetFramebuffer(0, frameBuffer);
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339 |
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340 | /**
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341 | * Start the VM execution thread
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342 | */
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343 | console->PowerUp(NULL);
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344 |
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345 | console->GetKeyboard(getter_AddRefs(keyboard));
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346 | console->GetMouse(getter_AddRefs(mouse));
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347 |
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348 | /**
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349 | * Main event loop
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350 | */
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351 | #define MAX_KEYEVENTS 10
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352 | PRInt32 keyEvents[MAX_KEYEVENTS];
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353 | int numKeyEvents;
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354 |
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355 | while (!quit)
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356 | {
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357 | DFBInputEvent event;
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358 |
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359 | numKeyEvents = 0;
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360 | DFBCHECK(dfbEventBuffer->WaitForEvent(dfbEventBuffer));
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361 | while (dfbEventBuffer->GetEvent(dfbEventBuffer, DFB_EVENT(&event)) == DFB_OK)
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362 | {
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363 | int mouseXDelta = 0;
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364 | int mouseYDelta = 0;
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365 | int mouseZDelta = 0;
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366 | switch (event.type)
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367 | {
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368 | #define QUEUEEXT() keyEvents[numKeyEvents++] = 0xe0
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369 | #define QUEUEKEY(scan) keyEvents[numKeyEvents++] = scan | (event.type == DIET_KEYRELEASE ? 0x80 : 0x00)
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370 | #define QUEUEKEYRAW(scan) keyEvents[numKeyEvents++] = scan
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371 | case DIET_KEYPRESS:
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372 | case DIET_KEYRELEASE:
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373 | {
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374 | // @@@AH development hack to get out of it!
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375 | if ((event.key_id == DIKI_ESCAPE) && (event.modifiers & (DIMM_CONTROL | DIMM_ALT)))
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376 | quit = 1;
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377 |
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378 | if (numKeyEvents < MAX_KEYEVENTS)
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379 | {
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380 | //printf("%s: key_code: 0x%x\n", event.type == DIET_KEYPRESS ? "DIET_KEYPRESS" : "DIET_KEYRELEASE", event.key_code);
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381 | switch ((uint32_t)event.key_id)
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382 | {
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383 | case DIKI_CONTROL_R:
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384 | QUEUEEXT();
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385 | QUEUEKEY(0x1d);
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386 | break;
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387 | case DIKI_INSERT:
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388 | QUEUEEXT();
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389 | QUEUEKEY(0x52);
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390 | break;
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391 | case DIKI_DELETE:
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392 | QUEUEEXT();
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393 | QUEUEKEY(0x53);
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394 | break;
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395 | case DIKI_HOME:
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396 | QUEUEEXT();
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397 | QUEUEKEY(0x47);
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398 | break;
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399 | case DIKI_END:
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400 | QUEUEEXT();
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401 | QUEUEKEY(0x4f);
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402 | break;
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403 | case DIKI_PAGE_UP:
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404 | QUEUEEXT();
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405 | QUEUEKEY(0x49);
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406 | break;
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407 | case DIKI_PAGE_DOWN:
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408 | QUEUEEXT();
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409 | QUEUEKEY(0x51);
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410 | break;
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411 | case DIKI_LEFT:
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412 | QUEUEEXT();
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413 | QUEUEKEY(0x4b);
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414 | break;
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415 | case DIKI_RIGHT:
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416 | QUEUEEXT();
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417 | QUEUEKEY(0x4d);
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418 | break;
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419 | case DIKI_UP:
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420 | QUEUEEXT();
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421 | QUEUEKEY(0x48);
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422 | break;
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423 | case DIKI_DOWN:
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424 | QUEUEEXT();
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425 | QUEUEKEY(0x50);
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426 | break;
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427 | case DIKI_KP_DIV:
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428 | QUEUEEXT();
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429 | QUEUEKEY(0x35);
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430 | break;
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431 | case DIKI_KP_ENTER:
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432 | QUEUEEXT();
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433 | QUEUEKEY(0x1c);
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434 | break;
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435 | case DIKI_PRINT:
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436 | // the break code is inverted!
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437 | if (event.type == DIET_KEYPRESS)
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438 | {
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439 | QUEUEEXT();
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440 | QUEUEKEY(0x2a);
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441 | QUEUEEXT();
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442 | QUEUEKEY(0x37);
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443 | } else
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444 | {
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445 | QUEUEEXT();
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446 | QUEUEKEY(0x37);
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447 | QUEUEEXT();
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448 | QUEUEKEY(0x2a);
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449 | }
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450 | break;
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451 | case DIKI_PAUSE:
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452 | // This is a super weird key. No break code and a 6 byte
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453 | // combination.
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454 | if (event.type == DIET_KEYPRESS)
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455 | {
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456 | QUEUEKEY(0xe1);
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457 | QUEUEKEY(0x1d);
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458 | QUEUEKEY(0x45);
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459 | QUEUEKEY(0xe1);
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460 | QUEUEKEY(0x9d);
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461 | QUEUEKEY(0xc5);
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462 | }
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463 | break;
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464 | case DIKI_META_L:
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465 | // the left Windows logo is a bit different
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466 | if (event.type == DIET_KEYPRESS)
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467 | {
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468 | QUEUEEXT();
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---|
469 | QUEUEKEYRAW(0x1f);
|
---|
470 | } else
|
---|
471 | {
|
---|
472 | QUEUEEXT();
|
---|
473 | QUEUEKEYRAW(0xf0);
|
---|
474 | QUEUEKEYRAW(0x1f);
|
---|
475 | }
|
---|
476 | break;
|
---|
477 | case DIKI_META_R:
|
---|
478 | // the right Windows logo is a bit different
|
---|
479 | if (event.type == DIET_KEYPRESS)
|
---|
480 | {
|
---|
481 | QUEUEEXT();
|
---|
482 | QUEUEKEYRAW(0x27);
|
---|
483 | } else
|
---|
484 | {
|
---|
485 | QUEUEEXT();
|
---|
486 | QUEUEKEYRAW(0xf0);
|
---|
487 | QUEUEKEYRAW(0x27);
|
---|
488 | }
|
---|
489 | break;
|
---|
490 | case DIKI_SUPER_R:
|
---|
491 | // the popup menu is a bit different
|
---|
492 | if (event.type == DIET_KEYPRESS)
|
---|
493 | {
|
---|
494 | QUEUEEXT();
|
---|
495 | QUEUEKEYRAW(0x2f);
|
---|
496 | } else
|
---|
497 | {
|
---|
498 | QUEUEEXT();
|
---|
499 | QUEUEKEYRAW(0xf0);
|
---|
500 | QUEUEKEYRAW(0x2f);
|
---|
501 | }
|
---|
502 | break;
|
---|
503 |
|
---|
504 | default:
|
---|
505 | // check if we got a hardware scancode
|
---|
506 | if (event.key_code != -1)
|
---|
507 | {
|
---|
508 | // take the scancode from DirectFB as is
|
---|
509 | QUEUEKEY(event.key_code);
|
---|
510 | } else
|
---|
511 | {
|
---|
512 | // XXX need extra handling!
|
---|
513 | }
|
---|
514 | }
|
---|
515 | }
|
---|
516 | break;
|
---|
517 | }
|
---|
518 | #undef QUEUEEXT
|
---|
519 | #undef QUEUEKEY
|
---|
520 | #undef QUEUEKEYRAW
|
---|
521 |
|
---|
522 | case DIET_AXISMOTION:
|
---|
523 | {
|
---|
524 | switch (event.axis)
|
---|
525 | {
|
---|
526 | case DIAI_X:
|
---|
527 | mouseXDelta += event.axisrel;
|
---|
528 | break;
|
---|
529 | case DIAI_Y:
|
---|
530 | mouseYDelta += event.axisrel;
|
---|
531 | break;
|
---|
532 | case DIAI_Z:
|
---|
533 | mouseZDelta += event.axisrel;
|
---|
534 | break;
|
---|
535 | default:
|
---|
536 | break;
|
---|
537 | }
|
---|
538 | // fall through
|
---|
539 | }
|
---|
540 | case DIET_BUTTONPRESS:
|
---|
541 | // fall through;
|
---|
542 | case DIET_BUTTONRELEASE:
|
---|
543 | {
|
---|
544 | int buttonState = 0;
|
---|
545 | if (event.buttons & DIBM_LEFT)
|
---|
546 | buttonState |= MouseButtonState::LeftButton;
|
---|
547 | if (event.buttons & DIBM_RIGHT)
|
---|
548 | buttonState |= MouseButtonState::RightButton;
|
---|
549 | if (event.buttons & DIBM_MIDDLE)
|
---|
550 | buttonState |= MouseButtonState::MiddleButton;
|
---|
551 | mouse->PutMouseEvent(mouseXDelta, mouseYDelta, mouseZDelta,
|
---|
552 | buttonState);
|
---|
553 | break;
|
---|
554 | }
|
---|
555 | default:
|
---|
556 | break;
|
---|
557 | }
|
---|
558 | }
|
---|
559 | // did we get any keyboard events?
|
---|
560 | if (numKeyEvents > 0)
|
---|
561 | {
|
---|
562 | uint32_t codesStored;
|
---|
563 | if (numKeyEvents > 1)
|
---|
564 | {
|
---|
565 | keyboard->PutScancodes(numKeyEvents, keyEvents,
|
---|
566 | &codesStored);
|
---|
567 | } else
|
---|
568 | {
|
---|
569 | keyboard->PutScancode(keyEvents[0]);
|
---|
570 | }
|
---|
571 | }
|
---|
572 | }
|
---|
573 | {
|
---|
574 | nsCOMPtr<IProgress> progress;
|
---|
575 | console->PowerDown(getter_AddRefs(progress));
|
---|
576 | progress->WaitForCompletion(-1);
|
---|
577 | }
|
---|
578 | }
|
---|
579 |
|
---|
580 | Leave:
|
---|
581 | /*
|
---|
582 | * Perform the standard XPCOM shutdown procedure.
|
---|
583 | */
|
---|
584 | NS_ShutdownXPCOM(nsnull);
|
---|
585 |
|
---|
586 | return 0;
|
---|
587 | }
|
---|