1 | /* $Id: tst-0-driver.c 3584 2007-09-02 22:46:37Z bird $ */
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2 | /** @file
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3 | *
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4 | * kLdr - Dynamic Loader testcase no. 0, Driver.
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5 | *
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6 | * Copyright (c) 2006 knut st. osmundsen <bird-kbuild-src@anduin.net>
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7 | *
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8 | *
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9 | * This file is part of kLdr.
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10 | *
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11 | * kLdr is free software; you can redistribute it and/or modify
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12 | * it under the terms of the GNU General Public License as published by
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13 | * the Free Software Foundation; either version 2 of the License, or
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14 | * (at your option) any later version.
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15 | *
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16 | * kLdr is distributed in the hope that it will be useful,
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17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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19 | * GNU General Public License for more details.
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20 | *
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21 | * You should have received a copy of the GNU General Public License
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22 | * along with kLdr; if not, write to the Free Software
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23 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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24 | *
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25 | */
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26 |
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27 |
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28 | /*******************************************************************************
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29 | * Header Files *
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30 | *******************************************************************************/
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31 | #include "tst.h"
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32 | #include <stdarg.h>
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33 | #include <stdio.h>
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34 | #include <stdlib.h>
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35 | #include <string.h>
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36 |
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37 |
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38 | /*******************************************************************************
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39 | * Defined Constants And Macros *
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40 | *******************************************************************************/
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41 | /** Select the appropriate KLDRSYMKIND bit define. */
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42 | #define MY_KLDRSYMKIND_BITS ( sizeof(void *) == 4 ? KLDRSYMKIND_32BIT : KLDRSYMKIND_64BIT )
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43 |
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44 |
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45 | /*******************************************************************************
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46 | * Global Variables *
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47 | *******************************************************************************/
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48 | /** The numbers of errors. */
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49 | static int g_cErrors = 0;
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50 |
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51 |
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52 |
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53 | /**
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54 | * Report failure.
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55 | */
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56 | static int Failure(const char *pszFormat, ...)
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57 | {
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58 | va_list va;
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59 |
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60 | g_cErrors++;
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61 |
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62 | printf("tst-0-driver: ");
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63 | va_start(va, pszFormat);
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64 | vprintf(pszFormat, va);
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65 | va_end(va);
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66 | printf("\n");
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67 | return 1;
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68 | }
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69 |
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70 |
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71 | int main(int argc, char **argv)
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72 | {
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73 | const char *pszErrInit = "Error, szErr wasn't zapped";
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74 | char szErr[512];
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75 | char szBuf[512];
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76 | char *psz;
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77 | KSIZE cch;
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78 | HKLDRMOD hMod;
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79 | int rc;
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80 |
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81 | /*
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82 | * The first thing to do is a simple load / unload test
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83 | * using the tst-0-a library (it'll drag in tst-0-d).
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84 | */
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85 | printf("tst-0-driver: Basic API test using 'tst-0-a'...\n");
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86 | hMod = (HKLDRMOD)0xffffeeee;
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87 | strcpy(szErr, pszErrInit);
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88 | rc = kLdrDyldLoad("tst-0-a", NULL, NULL, KLDRDYLD_SEARCH_HOST,
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89 | KLDRDYLD_LOAD_FLAGS_RECURSIVE_INIT, &hMod, szErr, sizeof(szErr));
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90 | if (rc)
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91 | Failure("kLdrDyldLoad(\"tst-0\",...) failed, rc=%d (%#x). szErr='%s'.\n", rc, rc, szErr);
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92 | if (!strcmp(szErr, pszErrInit))
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93 | Failure("szErr wasn't set.\n");
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94 | if (hMod == (HKLDRMOD)0xffffeeee)
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95 | Failure("hMod wasn't set.\n");
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96 | if (hMod == NIL_HKLDRMOD && !rc)
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97 | Failure("rc=0 but hMod=NIL_HKLDRMOD\n");
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98 | if (!rc)
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99 | {
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100 | HKLDRMOD hMod2;
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101 | HKLDRMOD hMod3;
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102 | printf("tst-0-driver: hMod=%p ('tst-0-a')\n", (void *)hMod);
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103 |
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104 | /*
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105 | * Simple test of kLdrDyldFindByName.
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106 | */
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107 | hMod2 = (HKLDRMOD)0xffffeeee;
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108 | rc = kLdrDyldFindByName("tst-0", NULL, NULL, KLDRDYLD_SEARCH_HOST, 0, &hMod2);
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109 | if (!rc)
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110 | Failure("kLdrDyldFindByName(\"tst-0\",,,) didn't fail!\n");
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111 | if (rc && hMod2 != NIL_HKLDRMOD)
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112 | Failure("hMod2 wasn't set correctly on kLdrDyldFindByName failure!\n");
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113 |
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114 | hMod2 = (HKLDRMOD)0xffffeeee;
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115 | rc = kLdrDyldFindByName("tst-0-a", NULL, NULL, KLDRDYLD_SEARCH_HOST, 0, &hMod2);
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116 | if (rc)
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117 | Failure("kLdrDyldFindByName(\"tst-0-a\",,,) failed, rc=%d (%#x)\n", rc, rc);
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118 | if (!rc && hMod2 != hMod)
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119 | Failure("kLdrDyldFindByName(\"tst-0-a\",,,) returned the wrong module handle: %p instead of %p\n",
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120 | (void *)hMod2, (void *)hMod);
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121 |
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122 | hMod2 = (HKLDRMOD)0xffffeeee;
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123 | rc = kLdrDyldFindByName("tst-0-d", NULL, NULL, KLDRDYLD_SEARCH_HOST, 0, &hMod2);
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124 | if (!rc)
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125 | printf("tst-0-driver: hMod2=%p ('tst-0-d')\n", (void *)hMod2);
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126 | else
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127 | Failure("kLdrDyldFindByName(\"tst-0-d\",,,) failed, rc=%d (%#x)\n", rc, rc);
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128 |
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129 | /*
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130 | * Get the name and filename for each of the two modules.
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131 | */
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132 | rc = kLdrDyldGetName(hMod2, szBuf, sizeof(szBuf));
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133 | if (!rc)
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134 | {
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135 | printf("tst-0-driver: name: '%s' ('tst-0-d')\n", szBuf);
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136 | psz = strstr(szBuf, "-0-");
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137 | if ( !psz
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138 | || strnicmp(psz, "-0-d", sizeof("-0-d") - 1))
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139 | Failure("kLdrDyldGetName(\"tst-0-d\",,,) -> '%s': pattern '-0-d' not found\n", szBuf);
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140 |
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141 | /* overflow test. */
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142 | cch = strlen(szBuf);
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143 | szBuf[cch + 1] = szBuf[cch] = szBuf[cch - 1] = 'x';
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144 | szBuf[cch + 2] = '\0';
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145 | rc = kLdrDyldGetName(hMod2, szBuf, cch);
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146 | if (rc == KERR_BUFFER_OVERFLOW)
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147 | {
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148 | if (!szBuf[0])
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149 | Failure("kLdrDyldGetName didn't return partial result on overflow\n");
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150 | else if (szBuf[cch - 1])
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151 | Failure("kLdrDyldGetName didn't terminate partial result correctly overflow: '%s'\n", szBuf);
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152 | else if (szBuf[cch] != 'x')
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153 | Failure("kLdrDyldGetName exceeded the buffer limit on partial overflow: '%s'\n", szBuf);
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154 | }
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155 | else
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156 | Failure("kLdrDyldGetName(\"tst-0-d\",,,) -> rc=%d (%#x) instead of KERR_BUFFER_OVERFLOW\n", rc, rc);
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157 |
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158 | /* check that we can query the module by the returned name. */
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159 | rc = kLdrDyldGetName(hMod2, szBuf, sizeof(szBuf));
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160 | if (!rc)
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161 | {
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162 | hMod3 = (HKLDRMOD)0xffffeeee;
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163 | rc = kLdrDyldFindByName(szBuf, NULL, NULL, KLDRDYLD_SEARCH_HOST, 0, &hMod3);
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164 | if (rc || hMod3 != hMod2)
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165 | Failure("kLdrDyldFindByName(\"%s\",,,) failed, rc=%d (%#x) hMod3=%p hMod2=%p\n",
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166 | szBuf, rc, rc, (void *)hMod3, (void *)hMod2);
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167 | }
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168 | else
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169 | Failure("kLdrDyldGetName(\"tst-0-d\",,,) failed (b), rc=%d (%#x)\n", rc, rc);
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170 | }
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171 | else
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172 | Failure("kLdrDyldGetName(\"tst-0-d\",,,) failed, rc=%d (%#x)\n", rc, rc);
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173 |
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174 | rc = kLdrDyldGetFilename(hMod2, szBuf, sizeof(szBuf));
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175 | if (!rc)
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176 | {
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177 | printf("tst-0-driver: filename: '%s' ('tst-0-d')\n", szBuf);
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178 |
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179 | /* overflow test. */
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180 | cch = strlen(szBuf);
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181 | szBuf[cch + 1] = szBuf[cch] = szBuf[cch - 1] = 'x';
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182 | szBuf[cch + 2] = '\0';
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183 | rc = kLdrDyldGetFilename(hMod2, szBuf, cch);
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184 | if (rc == KERR_BUFFER_OVERFLOW)
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185 | {
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186 | if (!szBuf[0])
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187 | Failure("kLdrDyldGetFilename didn't return partial result on overflow\n");
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188 | else if (szBuf[cch - 1])
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189 | Failure("kLdrDyldGetFilename didn't terminate partial result correctly overflow: '%s'\n", szBuf);
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190 | else if (szBuf[cch] != 'x')
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191 | Failure("kLdrDyldGetFilename exceeded the buffer limit on partial overflow: '%s'\n", szBuf);
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192 | }
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193 | else
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194 | Failure("kLdrDyldGetFilename(\"tst-0-d\",,,) -> rc=%d (%#x) instead of KERR_BUFFER_OVERFLOW\n", rc, rc);
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195 |
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196 | /* check that we can query the module by the returned filename. */
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197 | rc = kLdrDyldGetFilename(hMod2, szBuf, sizeof(szBuf));
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198 | if (!rc)
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199 | {
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200 | hMod3 = (HKLDRMOD)0xffffeeee;
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201 | rc = kLdrDyldFindByName(szBuf, NULL, NULL, KLDRDYLD_SEARCH_HOST, 0, &hMod3);
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202 | if (rc || hMod3 != hMod2)
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203 | Failure("kLdrDyldFindByName(\"%s\",,,) failed, rc=%d (%#x) hMod3=%p hMod2=%p\n",
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204 | szBuf, rc, rc, (void *)hMod3, (void *)hMod2);
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205 | }
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206 | else
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207 | Failure("kLdrDyldGetName(\"tst-0-d\",,,) failed (b), rc=%d (%#x)\n", rc, rc);
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208 | }
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209 | else
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210 | Failure("kLdrDyldGetFilename(\"tst-0-d\",,,) failed, rc=%d (%#x)\n", rc, rc);
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211 |
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212 | /* the other module */
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213 | rc = kLdrDyldGetName(hMod, szBuf, sizeof(szBuf));
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214 | if (!rc)
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215 | {
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216 | printf("tst-0-driver: name: '%s' ('tst-0-a')\n", szBuf);
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217 | psz = strstr(szBuf, "-0-");
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218 | if ( !psz
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219 | || strnicmp(psz, "-0-a", sizeof("-0-a") - 1))
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220 | Failure("kLdrDyldGetName(\"tst-0-a\",,,) -> '%s': pattern '-0-a' not found\n", szBuf);
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221 |
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222 | /* check that we can query the module by the returned name. */
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223 | hMod3 = (HKLDRMOD)0xffffeeee;
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224 | rc = kLdrDyldFindByName(szBuf, NULL, NULL, KLDRDYLD_SEARCH_HOST, 0, &hMod3);
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225 | if (rc || hMod3 != hMod)
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226 | Failure("kLdrDyldFindByName(\"%s\",,,) failed, rc=%d (%#x) hMod3=%p hMod=%p\n",
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227 | szBuf, rc, rc, (void *)hMod3, (void *)hMod);
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228 | }
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229 | else
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230 | Failure("kLdrDyldGetName(\"tst-0-a\",,,) failed, rc=%d (%#x)\n", rc, rc);
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231 |
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232 | rc = kLdrDyldGetFilename(hMod, szBuf, sizeof(szBuf));
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233 | if (!rc)
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234 | {
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235 | printf("tst-0-driver: filename: '%s' ('tst-0-a')\n", szBuf);
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236 |
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237 | /* check that we can query the module by the returned filename. */
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238 | hMod3 = (HKLDRMOD)0xffffeeee;
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239 | rc = kLdrDyldFindByName(szBuf, NULL, NULL, KLDRDYLD_SEARCH_HOST, 0, &hMod3);
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240 | if (rc || hMod3 != hMod)
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241 | Failure("kLdrDyldFindByName(\"%s\",,,) failed, rc=%d (%#x) hMod3=%p hMod=%p\n",
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242 | szBuf, rc, rc, (void *)hMod3, (void *)hMod);
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243 | }
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244 | else
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245 | Failure("kLdrDyldGetFilename(\"tst-0-a\",,,) failed, rc=%d (%#x)\n", rc, rc);
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246 |
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247 |
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248 | /*
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249 | * Resolve the symbol exported by each of the two modules and call them.
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250 | */
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251 | if (!g_cErrors)
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252 | {
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253 | KUPTR uValue;
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254 | KU32 fKind;
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255 |
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256 | fKind = 0xffeeffee;
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257 | uValue = ~(KUPTR)42;
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258 | rc = kLdrDyldQuerySymbol(hMod, NIL_KLDRMOD_SYM_ORDINAL, MY_NAME("FuncA"), NULL, &uValue, &fKind);
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259 | if (!rc)
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260 | {
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261 | if (uValue == ~(KUPTR)42)
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262 | Failure("kLdrDyldQuerySymbol(\"tst-0-a\",,\"FuncA\",): uValue wasn't set.\n");
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263 | if (fKind == 0xffeeffee)
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264 | Failure("kLdrDyldQuerySymbol(\"tst-0-a\",,\"FuncA\",): fKind wasn't set.\n");
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265 | if ( (fKind & KLDRSYMKIND_BIT_MASK) != KLDRSYMKIND_NO_BIT
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266 | && (fKind & KLDRSYMKIND_BIT_MASK) != MY_KLDRSYMKIND_BITS)
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267 | Failure("fKind=%#x indicates a different code 'bit' mode than we running at.\n", fKind);
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268 | if ( (fKind & KLDRSYMKIND_TYPE_MASK) != KLDRSYMKIND_NO_TYPE
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269 | && (fKind & KLDRSYMKIND_TYPE_MASK) != KLDRSYMKIND_CODE)
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270 | Failure("fKind=%#x indicates that \"FuncA\" isn't code.\n", fKind);
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271 | if (fKind & KLDRSYMKIND_FORWARDER)
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272 | Failure("fKind=%#x indicates that \"FuncA\" is a forwarder. it isn't.\n", fKind);
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273 |
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274 | /* call it. */
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275 | if (!g_cErrors)
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276 | {
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277 | int (*pfnFuncA)(void) = (int (*)(void))uValue;
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278 | rc = pfnFuncA();
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279 | if (rc != 0x42000042)
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280 | Failure("FuncA returned %#x expected 0x42000042\n", rc);
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281 | }
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282 |
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283 | /*
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284 | * Test kLdrDyldFindByAddress now that we've got an address.
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285 | */
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286 | hMod3 = (HKLDRMOD)0xeeeeffff;
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287 | rc = kLdrDyldFindByAddress(uValue, &hMod3, NULL, NULL);
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288 | if (!rc)
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289 | {
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290 | KUPTR offSegment;
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291 | KU32 iSegment;
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292 |
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293 | if (hMod3 != hMod)
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294 | Failure("kLdrDyldFindByAddress(%#p/*FuncA*/, \"tst-0-a\",,,) return incorrect hMod3=%p instead of %p.\n",
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295 | uValue, hMod3, hMod);
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296 |
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297 | hMod3 = (HKLDRMOD)0xeeeeffff;
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298 | iSegment = 0x42424242;
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299 | rc = kLdrDyldFindByAddress(uValue, &hMod3, &iSegment, &offSegment);
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300 | if (!rc)
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301 | {
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302 | if (hMod3 != hMod)
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303 | Failure("Bad hMod3 on 2nd kLdrDyldFindByAddress call.\n");
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304 | if (iSegment > 0x1000) /* safe guess */
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305 | Failure("Bad iSegment=%#x\n", iSegment);
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306 | if (offSegment > 0x100000) /* guesswork */
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307 | Failure("Bad offSegment=%p\n", (void *)offSegment);
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308 | }
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309 | else
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310 | Failure("kLdrDyldFindByAddress(%#p/*FuncA*/, \"tst-0-a\",,,) failed (b), rc=%d (%#x)\n",
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311 | uValue, rc, rc);
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312 |
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313 | /* negative test */
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314 | hMod3 = (HKLDRMOD)0xeeeeffff;
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315 | iSegment = 0x42424242;
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316 | offSegment = 0x87654321;
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317 | rc = kLdrDyldFindByAddress(~(KUPTR)16, &hMod3, &iSegment, &offSegment);
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318 | if (!rc)
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319 | Failure("negative kLdrDyldFindByAddress test returned successfully!\n");
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320 | if (iSegment != ~(KU32)0)
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321 | Failure("negative kLdrDyldFindByAddress: bad iSegment=%#x\n", iSegment);
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322 | if (offSegment != ~(KUPTR)0)
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323 | Failure("negative kLdrDyldFindByAddress: bad offSegment=%p\n", (void *)offSegment);
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324 | if (hMod3 != NIL_HKLDRMOD)
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325 | Failure("negative kLdrDyldFindByAddress: bad hMod3=%p\n", (void *)hMod3);
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326 | }
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327 | else
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328 | Failure("kLdrDyldFindByAddress(%#p/*FuncA*/, \"tst-0-a\",,,) failed, rc=%d (%#x)\n",
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329 | uValue, rc, rc);
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330 | }
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331 | else
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332 | Failure("kLdrDyldQuerySymbol(\"tst-0-a\",,\"FuncA\",) failed, rc=%d (%#x)\n", rc, rc);
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333 |
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334 | fKind = 0xffeeffee;
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335 | uValue = ~(KUPTR)42;
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336 | rc = kLdrDyldQuerySymbol(hMod2, NIL_KLDRMOD_SYM_ORDINAL, MY_NAME("FuncD"), NULL, &uValue, &fKind);
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337 | if (!rc)
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338 | {
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339 | if (uValue == ~(KUPTR)42)
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340 | Failure("kLdrDyldQuerySymbol(\"tst-0-d\",,\"FuncD\",): uValue wasn't set.\n");
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341 | if (fKind == 0xffeeffee)
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342 | Failure("kLdrDyldQuerySymbol(\"tst-0-d\",,\"FuncD\",): fKind wasn't set.\n");
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343 | if ( (fKind & KLDRSYMKIND_BIT_MASK) != KLDRSYMKIND_NO_BIT
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344 | && (fKind & KLDRSYMKIND_BIT_MASK) != MY_KLDRSYMKIND_BITS)
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345 | Failure("fKind=%#x indicates a different code 'bit' mode than we running at.\n", fKind);
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346 | if ( (fKind & KLDRSYMKIND_TYPE_MASK) != KLDRSYMKIND_NO_TYPE
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347 | && (fKind & KLDRSYMKIND_TYPE_MASK) != KLDRSYMKIND_CODE)
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348 | Failure("fKind=%#x indicates that \"FuncD\" isn't code.\n", fKind);
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349 | if (fKind & KLDRSYMKIND_FORWARDER)
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350 | Failure("fKind=%#x indicates that \"FuncD\" is a forwarder. it isn't.\n", fKind);
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351 |
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352 | /* call it. */
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353 | if (!g_cErrors)
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354 | {
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355 | int (*pfnFuncD)(void) = (int (*)(void))uValue;
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356 | rc = pfnFuncD();
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357 | if (rc != 0x42000000)
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358 | Failure("FuncD returned %#x expected 0x42000000\n", rc);
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359 | }
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360 |
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361 | /* use the address to get the module handle. */
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362 | hMod3 = (HKLDRMOD)0xeeeeffff;
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363 | rc = kLdrDyldFindByAddress(uValue, &hMod3, NULL, NULL);
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364 | if (!rc)
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365 | {
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366 | if (hMod3 != hMod2)
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367 | Failure("kLdrDyldFindByAddress(%#p/*FuncD*/,,,) return incorrect hMod3=%p instead of %p.\n",
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368 | uValue, hMod3, hMod2);
|
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369 | }
|
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370 | else
|
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371 | Failure("kLdrDyldFindByAddress(%#p/*FuncD*/,,,) failed, rc=%d (%#x)\n",
|
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372 | uValue, rc, rc);
|
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373 | }
|
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374 | else
|
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375 | Failure("kLdrDyldQuerySymbol(\"tst-0-a\",,\"FuncA\",) failed, rc=%d (%#x)\n", rc, rc);
|
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376 |
|
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377 | }
|
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378 |
|
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379 | /*
|
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380 | * Finally unload it.
|
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381 | */
|
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382 | rc = kLdrDyldUnload(hMod);
|
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383 | if (rc)
|
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384 | Failure("kLdrDyldUnload() failed. rc=%d (%#x)\n", rc, rc);
|
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385 | if (!rc)
|
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386 | {
|
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387 | rc = kLdrDyldFindByName("tst-0-d", NULL, NULL, KLDRDYLD_SEARCH_HOST, 0, &hMod2);
|
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388 | if (rc != KLDR_ERR_MODULE_NOT_FOUND)
|
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389 | Failure("kLdrDyldFindByName(\"tst-0-d\",,,) return rc=%d (%#x), expected KLDR_ERR_MODULE_NOT_FOUND\n", rc, rc);
|
---|
390 |
|
---|
391 | rc = kLdrDyldFindByName("tst-0-a", NULL, NULL, KLDRDYLD_SEARCH_HOST, 0, &hMod2);
|
---|
392 | if (rc != KLDR_ERR_MODULE_NOT_FOUND)
|
---|
393 | Failure("kLdrDyldFindByName(\"tst-0-a\",,,) return rc=%d (%#x), expected KLDR_ERR_MODULE_NOT_FOUND\n", rc, rc);
|
---|
394 | }
|
---|
395 | }
|
---|
396 |
|
---|
397 | /*
|
---|
398 | * Now do what tst-0 would do; load the three dlls, resolve and call their functions.
|
---|
399 | */
|
---|
400 | if (!g_cErrors)
|
---|
401 | {
|
---|
402 | HKLDRMOD hModA;
|
---|
403 | int (*pfnFuncA)(void);
|
---|
404 | HKLDRMOD hModB;
|
---|
405 | int (*pfnFuncB)(void);
|
---|
406 | HKLDRMOD hModC;
|
---|
407 | int (*pfnFuncC)(void);
|
---|
408 | KUPTR uValue;
|
---|
409 |
|
---|
410 | rc = kLdrDyldLoad("tst-0-a", NULL, NULL, KLDRDYLD_SEARCH_HOST, 0, &hModA, NULL, 0);
|
---|
411 | if (rc)
|
---|
412 | Failure("kLdrDyldLoad(\"tst-0-a\",,,,) -> %d (%#x)\n", rc, rc);
|
---|
413 | if (!rc)
|
---|
414 | {
|
---|
415 | rc = kLdrDyldLoad("tst-0-b", NULL, NULL, KLDRDYLD_SEARCH_HOST, 0, &hModB, szErr, sizeof(szErr));
|
---|
416 | if (rc)
|
---|
417 | Failure("kLdrDyldLoad(\"tst-0-b\",,,,) -> %d (%#x) szErr='%s'\n", rc, rc, szErr);
|
---|
418 | }
|
---|
419 | if (!rc)
|
---|
420 | {
|
---|
421 | rc = kLdrDyldLoad("tst-0-c", NULL, NULL, KLDRDYLD_SEARCH_HOST, 0, &hModC, szErr, sizeof(szErr));
|
---|
422 | if (rc)
|
---|
423 | Failure("kLdrDyldLoad(\"tst-0-c\",,,,) -> %d (%#x) szErr='%s'\n", rc, rc, szErr);
|
---|
424 | }
|
---|
425 | if (!rc)
|
---|
426 | {
|
---|
427 | rc = kLdrDyldQuerySymbol(hModA, NIL_KLDRMOD_SYM_ORDINAL, MY_NAME("FuncA"), NULL, &uValue, NULL);
|
---|
428 | if (!rc)
|
---|
429 | pfnFuncA = (int (*)(void))uValue;
|
---|
430 | else
|
---|
431 | Failure("kLdrDyldQuerySymbol(,,\"FuncA\",,) -> %d (%#x)\n", rc, rc);
|
---|
432 | }
|
---|
433 | if (!rc)
|
---|
434 | {
|
---|
435 | rc = kLdrDyldQuerySymbol(hModB, NIL_KLDRMOD_SYM_ORDINAL, MY_NAME("FuncB"), NULL, &uValue, NULL);
|
---|
436 | if (!rc)
|
---|
437 | pfnFuncB = (int (*)(void))uValue;
|
---|
438 | else
|
---|
439 | Failure("kLdrDyldQuerySymbol(,,\"FuncB\",,) -> %d (%#x)\n", rc, rc);
|
---|
440 | }
|
---|
441 | if (!rc)
|
---|
442 | {
|
---|
443 | rc = kLdrDyldQuerySymbol(hModC, NIL_KLDRMOD_SYM_ORDINAL, MY_NAME("FuncC"), NULL, &uValue, NULL);
|
---|
444 | if (!rc)
|
---|
445 | pfnFuncC = (int (*)(void))uValue;
|
---|
446 | else
|
---|
447 | Failure("kLdrDyldQuerySymbol(,,\"FuncA\",,) -> %d (%#x)\n", rc, rc);
|
---|
448 | }
|
---|
449 | if (!rc)
|
---|
450 | {
|
---|
451 | int u = pfnFuncA() | pfnFuncB() | pfnFuncC();
|
---|
452 | if (u == 0x42424242)
|
---|
453 | printf("tst-0-driver: FuncA/B/C => %#x (correct)\n", u);
|
---|
454 | else
|
---|
455 | Failure("FuncA/B/C => %#x\n", u);
|
---|
456 |
|
---|
457 | rc = kLdrDyldUnload(hModA);
|
---|
458 | if (rc)
|
---|
459 | Failure("Unload A failed, rc=%d (%#x)\n", rc, rc);
|
---|
460 | u = pfnFuncB() | pfnFuncC();
|
---|
461 | if (u != 0x42424200)
|
---|
462 | Failure("FuncB/C returns %#x instead of 0x42424200 after unloading A\n", u);
|
---|
463 |
|
---|
464 | rc = kLdrDyldUnload(hModB);
|
---|
465 | if (rc)
|
---|
466 | Failure("Unload B failed, rc=%d (%#x)\n", rc, rc);
|
---|
467 | u = pfnFuncC();
|
---|
468 | if (u != 0x42420000)
|
---|
469 | Failure("FuncC returns %#x instead of 0x42420000 after unloading A\n", u);
|
---|
470 |
|
---|
471 | rc = kLdrDyldUnload(hModC);
|
---|
472 | if (rc)
|
---|
473 | Failure("Unload C failed, rc=%d (%#x)\n", rc, rc);
|
---|
474 |
|
---|
475 | rc = kLdrDyldFindByName("tst-0-d", NULL, NULL, KLDRDYLD_SEARCH_HOST, 0, &hMod);
|
---|
476 | if (rc != KLDR_ERR_MODULE_NOT_FOUND)
|
---|
477 | Failure("Query for \"tst-0-d\" after unloading A,B and C returns rc=%d (%#x) instead of KLDR_ERR_MODULE_NOT_FOUND\n",
|
---|
478 | rc, rc);
|
---|
479 | }
|
---|
480 | }
|
---|
481 |
|
---|
482 | /*
|
---|
483 | * Now invoke the executable stub which launches the tst-0 program.
|
---|
484 | */
|
---|
485 | if (!g_cErrors)
|
---|
486 | {
|
---|
487 | /// @todo
|
---|
488 | }
|
---|
489 |
|
---|
490 | /*
|
---|
491 | * Summary
|
---|
492 | */
|
---|
493 | if (!g_cErrors)
|
---|
494 | printf("tst-0-driver: SUCCESS\n");
|
---|
495 | else
|
---|
496 | printf("tst-0-driver: FAILURE - %d errors\n", g_cErrors);
|
---|
497 | return !!g_cErrors;
|
---|
498 | }
|
---|
499 |
|
---|