1 | /* $Id: mkcalltab.c,v 1.8 2001-07-31 21:35:30 bird Exp $
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2 | *
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3 | * Description: Generates the calltab.asm from aImportTab.
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4 | *
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5 | * Copyright (c) 2000 knut st. osmundsen (knut.stange.osmundsen@mynd.no)
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6 | *
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7 | * Project Odin Software License can be found in LICENSE.TXT
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8 | *
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9 | */
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10 |
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11 | /*******************************************************************************
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12 | * Defined Constants And Macros *
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13 | *******************************************************************************/
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14 | /* Disable logging */
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15 | #define NOLOGGING 1
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16 |
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17 | #define fclose(a) DosClose(a)
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18 | #define SEEK_SET FILE_BEGIN
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19 | #define SEEK_END FILE_END
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20 |
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21 | #define WORD unsigned short int
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22 | #define DWORD unsigned long int
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23 |
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24 | #define INCL_BASE
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25 | #define INCL_DOS
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26 | #define INCL_NOPMAPI
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27 | #define INCL_OS2KRNL_LDR
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28 |
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29 | /*******************************************************************************
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30 | * Header Files *
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31 | *******************************************************************************/
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32 | #include <os2.h>
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33 |
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34 | #include <strat2.h>
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35 | #include <reqpkt.h>
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36 |
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37 | #include "devSegDf.h"
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38 | #undef DATA16_INIT
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39 | #define DATA16_INIT
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40 | #undef CODE16_INIT
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41 | #define CODE16_INIT
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42 | #include "os2krnl.h" /* must be included before dev1632.h! */
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43 | #include "probkrnl.h"
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44 | #include "dev1632.h"
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45 | #include "vprntf16.h"
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46 |
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47 | /*******************************************************************************
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48 | * Global Variables *
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49 | *******************************************************************************/
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50 | /* dummy replacement for SymDB.c */
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51 | KRNLDBENTRY DATA16_INIT aKrnlSymDB[] = {{0}};
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52 |
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53 | /*******************************************************************************
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54 | * External Functions *
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55 | *******************************************************************************/
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56 | extern int kstrlen(const char *psz);
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57 |
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58 | /*******************************************************************************
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59 | * Internal Functions *
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60 | *******************************************************************************/
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61 | void syntax(void);
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62 | int GenerateCalltab(void);
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63 | int GenerateTstFakers(void);
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64 |
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65 | /**
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66 | * MkCalltab program.
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67 | *
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68 | * Output to stdout the calltab assembly code.
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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 | if (argc != 2)
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74 | {
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75 | syntax();
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76 | return -1;
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77 | }
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78 | if (argv[1][0] == 'c')
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79 | return GenerateCalltab();
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80 | else if (argv[1][0] == 't')
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81 | return GenerateTstFakers();
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82 | else
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83 | {
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84 | syntax();
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85 | return -2;
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86 | }
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87 |
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88 | return 0;
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89 | }
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90 |
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91 |
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92 | /**
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93 | * Display syntax.
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94 | */
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95 | void syntax(void)
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96 | {
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97 | printf16("Incorrect parameter!\n"
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98 | "Syntax: mkcalltab.exe <tab>\n"
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99 | " Where <tab> is either calltab or tstfakers.\n"
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100 | );
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101 | }
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102 |
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103 |
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104 | /**
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105 | * Generate calltab.asm.
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106 | * It's contents is written to stdout.
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107 | */
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108 | int GenerateCalltab(void)
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109 | {
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110 | int i;
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111 |
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112 | /*
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113 | * Write Start of file.
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114 | */
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115 | printf16("; $Id: mkcalltab.c,v 1.8 2001-07-31 21:35:30 bird Exp $\n"
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116 | ";\n"
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117 | "; Autogenerated calltab file.\n"
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118 | ";\n"
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119 | "; Generate: mkcalltab.exe > ldr\calltab.asm\n"
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120 | ";\n"
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121 | "; Copyright (c) 1998-2000 knut st. osmundsen (knut.stange.osmundsen@mynd.no)\n"
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122 | ";\n"
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123 | "; Project Odin Software License can be found in LICENSE.TXT\n"
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124 | ";\n"
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125 | " .386p\n"
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126 | "\n"
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127 | "\n"
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128 | ";\n"
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129 | "; Include files\n"
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130 | ";\n"
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131 | " include devsegdf.inc\n"
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132 | "\n"
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133 | "\n"
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134 | ";\n"
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135 | "; Exported symbols\n"
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136 | ";\n"
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137 | " public callTab\n"
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138 | " public callTab16\n"
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139 | " public auFuncs\n"
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140 | "\n"
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141 | "\n"
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142 | ";\n"
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143 | "; Constants\n"
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144 | ";\n"
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145 | "OVERLOAD32_PROLOG EQU 14h\n"
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146 | "OVERLOAD16_PROLOG EQU 14h\n"
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147 | "IMPORT32_PROLOG EQU 08h\n"
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148 | "NRIMPORT32_PROLOG EQU 06h\n"
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149 | "IMPORT16_PROLOG EQU 08h\n"
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150 | "NRIMPORT16_PROLOG EQU 07h\n"
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151 | "IMPORTH16_PROLOG EQU 08h\n"
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152 | "IMPORTHNR16_PROLOG EQU 07h\n"
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153 | "\n"
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154 | "\n"
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155 | ";\n"
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156 | "; Macros\n"
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157 | ";\n"
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158 | "\n"
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159 | "; Macro which makes a function overload calltable entry\n"
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160 | "FnOverload32Entry macro fnname\n"
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161 | " public fnname\n"
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162 | " fnname proc near\n"
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163 | " db OVERLOAD32_PROLOG dup(0cch)\n"
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164 | " fnname endp\n"
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165 | "endm\n"
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166 | "\n"
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167 | "; Macro which makes a function overload calltable entry\n"
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168 | "FnOverload16Entry macro fnname\n"
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169 | " public fnname\n"
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170 | " public &fnname&_off\n"
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171 | " public &fnname&_sel\n"
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172 | " fnname proc near\n"
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173 | " db OVERLOAD16_PROLOG dup(0cch)\n"
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174 | " fnname endp\n"
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175 | " &fnname&_off dw 0\n"
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176 | " &fnname&_sel dw 0\n"
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177 | "endm\n"
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178 | "\n"
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179 | "; Macro which makes a function calltable entry\n"
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180 | "FnImport32Entry macro fnname\n"
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181 | " public fnname\n"
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182 | " fnname proc near\n"
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183 | " db IMPORT32_PROLOG dup(0cch)\n"
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184 | " fnname endp\n"
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185 | "endm\n"
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186 | "\n");
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187 | printf16("; Macro which makes a function calltable entry\n"
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188 | "FnNRImport32Entry macro fnname\n"
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189 | " public fnname\n"
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190 | " fnname proc near\n"
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191 | " db NRIMPORT32_PROLOG dup(0cch)\n"
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192 | " fnname endp\n"
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193 | " f&fnname& dw 0\n"
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194 | "endm\n"
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195 | "\n"
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196 | "; Macro which makes a function calltable entry\n"
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197 | "FnImport16Entry macro fnname\n"
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198 | " public fnname\n"
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199 | " fnname proc near\n"
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200 | " db IMPORT16_PROLOG dup(0cch)\n"
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201 | " fnname endp\n"
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202 | "endm\n"
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203 | "\n"
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204 | "; Macro which makes a function calltable entry\n"
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205 | "FnHybrid16Entry macro fnname\n"
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206 | " public fnname\n"
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207 | " fnname proc near\n"
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208 | " db IMPORTH16_PROLOG dup(0cch)\n"
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209 | " fnname endp\n"
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210 | "endm\n"
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211 | "\n"
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212 | "; Macro which makes a function calltable entry\n"
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213 | "FnNRImport16Entry macro fnname\n"
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214 | " public fnname\n"
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215 | " fnname proc near\n"
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216 | " db NRIMPORT16_PROLOG dup(0cch)\n"
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217 | " fnname endp\n"
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218 | " f&fnname& db 0\n"
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219 | "endm\n"
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220 | "\n");
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221 | printf16("; Macro which makes a variable calltable entry.\n"
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222 | "VariableEntry macro varname\n"
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223 | " public p&varname&\n"
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224 | " p&varname& dd 0\n"
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225 | " public &varname&_offObject\n"
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226 | " &varname&_offObject dd 0\n"
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227 | " public _fp&varname&\n"
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228 | " _fp&varname& dd 0\n"
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229 | " public &varname&_sel\n"
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230 | " &varname&_sel dw 0\n"
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231 | " dw 0cch ;alignment\n"
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232 | "endm\n"
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233 | "\n"
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234 | "\n"
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235 | "CODE32 segment\n"
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236 | " ;assume cs:CODE32, ds:flat, ss:nothing\n"
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237 | " assume ds:flat, ss:nothing\n"
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238 | ";\n"
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239 | "; callTab is an array of function prologs with a jump to the real function\n"
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240 | "; and pointers to real variables.\n"
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241 | ";\n"
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242 | "; Imported and Overrided OS/2 kernel functions are called thru this table.\n"
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243 | "; Imported OS/2 kernel variables are accessed thru this table.\n"
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244 | ";\n"
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245 | "callTab:\n");
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246 |
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247 | /*
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248 | * Process aImportTab - all but 16-bit overrides.
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249 | */
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250 | for (i = 0; i < NBR_OF_KRNLIMPORTS; i++)
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251 | {
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252 | if (!EPT16Proc(aImportTab[i]) && !EPTProcImportHybrid(aImportTab[i]))
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253 | {
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254 | char *pszMacro = (aImportTab[i].fType & EPT_VARIMPORT) ?
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255 | "VariableEntry"
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256 | : ( (aImportTab[i].fType & EPT_PROCIMPORT) ?
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257 | ( (aImportTab[i].fType & EPT_NOT_REQ) ?
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258 | (EPT16BitEntry(aImportTab[i]) ? "FnNRImport16Entry" : "FnNRImport32Entry")
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259 | : (EPT16BitEntry(aImportTab[i]) ? "FnImport16Entry" : "FnImport32Entry"))
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260 | : (EPT16BitEntry(aImportTab[i]) ? "FnOverload16Entry" : "FnOverload32Entry"));
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261 | char *pszName = &aImportTab[i].achName[(aImportTab[i].fType & EPT_VARIMPORT) && aImportTab[i].achName[0] == '_'];
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262 | char *pszExtra = (aImportTab[i].fType & EPT_WRAPPED) ? "_wrapped" : aImportTab[i].achExtra;
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263 |
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264 | /*
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265 | * Variable or Function?
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266 | */
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267 | printf16("%s<%s%s>%*.s;%d\n",
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268 | pszMacro,
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269 | pszName,
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270 | pszExtra,
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271 | 45 - 2 - kstrlen(pszMacro) - aImportTab[i].cchName - kstrlen(pszExtra),
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272 | "",
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273 | i);
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274 | }
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275 | }
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276 |
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277 | /*
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278 | * Write End of Calltab and start of callTab16.
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279 | */
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280 | printf16("\n"
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281 | "CODE32 ENDS\n"
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282 | "\n"
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283 | "\n"
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284 | "CODE16 SEGMENT\n"
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285 | " assume ds:nothing, ss:nothing\n"
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286 | ";\n"
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287 | "; callTab16 is an array of function prologs with a jump to the real function\n"
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288 | "; for 16-bit overrides.\n"
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289 | ";\n"
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290 | "; Overrided 16-bit OS/2 kernel functions are called thru this table.\n"
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291 | ";\n"
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292 | "callTab16:\n"
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293 |
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294 | );
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295 |
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296 | /*
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297 | * Process aImportTab - 16 bit overrides.
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298 | */
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299 | for (i = 0; i < NBR_OF_KRNLIMPORTS; i++)
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300 | {
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301 | if (EPT16Proc(aImportTab[i]))
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302 | {
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303 | printf16("FnOverload16Entry<%s>%*.s;%d\n",
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304 | aImportTab[i].achName,
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305 | 45 - 2 - 17 - aImportTab[i].cchName,
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306 | "",
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307 | i);
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308 | }
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309 | else if (EPT16ProcImportH(aImportTab[i]))
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310 | {
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311 | printf16("FnHybrid16Entry<%s>%*.s;%d\n",
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312 | aImportTab[i].achName,
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313 | 45 - 2 - 17 - aImportTab[i].cchName,
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314 | "",
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315 | i);
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316 | }
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317 | }
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318 |
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319 |
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320 | /*
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321 | * Write End of Calltab and start of auFuncs.
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322 | */
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323 | printf16("\n"
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324 | "CODE16 ENDS\n"
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325 | "\n"
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326 | "\n"
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327 | "DATA32 SEGMENT\n"
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328 | " assume ds:nothing, es:nothing\n"
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329 | "\n"
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330 | ";\n"
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331 | "; Function table for overloader and nop functions.\n"
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332 | "; Used by importTabInit() in d32init.c.\n"
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333 | ";\n"
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334 | "auFuncs:\n"
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335 | );
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336 |
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337 | /*
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338 | * Process aImportTab to generate auFuncs.
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339 | */
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340 | for (i = 0; i < NBR_OF_KRNLIMPORTS; i++)
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341 | {
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342 | char * pszSeg = (EPT32BitEntry(aImportTab[i]) ? "32" : "16");
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343 | char * pszPrefix = (aImportTab[i].achName[0] == '_' ? "_" : "");
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344 | char * pszName = (*pszPrefix != '\0' ? &aImportTab[i].achName[1] : &aImportTab[i].achName[0]);
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345 |
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346 | if (EPT16Proc(aImportTab[i]) && !EPTProcImportHybrid(aImportTab[i]))
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347 | { /* Overload procedure (Overloader function) */
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348 | #if 1
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349 | printf16(" extrn %smy%s%s : FAR\n"
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350 | " dw offset CODE%s:%smy%s%s\n"
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351 | " dw seg CODE%s:%smy%s%s\n",
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352 | pszPrefix,
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353 | pszName,
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354 | aImportTab[i].achExtra,
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355 | pszSeg,
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356 | pszPrefix,
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357 | pszName,
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358 | aImportTab[i].achExtra,
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359 | pszSeg,
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360 | pszPrefix,
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361 | pszName,
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362 | aImportTab[i].achExtra);
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363 | #else
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364 | printf16(" extrn %smy%s%s : FAR\n"
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365 | " dd far ptr CODE%s:%smy%s%s\n",
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366 | pszPrefix,
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367 | pszName,
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368 | aImportTab[i].achExtra,
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369 | pszSeg,
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370 | pszPrefix,
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371 | pszName,
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372 | aImportTab[i].achExtra);
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373 | #endif
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374 | }
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375 | else if (!(aImportTab[i].fType & (EPT_PROCIMPORT | EPT_PROCIMPORTH |EPT_VARIMPORT | EPT_NOT_REQ)))
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376 | { /* Overload procedure (Overloader function) */
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377 | printf16(" extrn %smy%s%s : NEAR\n"
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378 | " dd offset FLAT:CODE%s:%smy%s%s\n",
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379 | pszPrefix,
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380 | pszName,
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381 | aImportTab[i].achExtra,
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382 | pszSeg,
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383 | pszPrefix,
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384 | pszName,
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385 | aImportTab[i].achExtra);
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386 | }
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387 | else if ((aImportTab[i].fType & (EPT_NOT_REQ | EPT_VARIMPORT | EPT_PROCIMPORT | EPT_PROCIMPORTH)) == (EPT_NOT_REQ | EPT_PROCIMPORT))
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388 | { /* Not required imported function (NOP function) */
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389 | printf16(" extrn %snop%s%s : NEAR\n"
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390 | " dd offset FLAT:CODE%s:%snop%s%s\n",
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391 | pszPrefix,
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392 | pszName,
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393 | aImportTab[i].achExtra,
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394 | pszSeg,
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395 | pszPrefix,
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396 | pszName,
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397 | aImportTab[i].achExtra);
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398 | }
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399 | else
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400 | printf16(" dd 0h\n");
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401 | }
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402 |
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403 | /*
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404 | * Write End of file.
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405 | */
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406 | printf16("\n"
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407 | "DATA32 ENDS\n"
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408 | "\n"
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409 | "END\n");
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410 |
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411 |
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412 | return 0;
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413 | }
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414 |
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415 |
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416 | /**
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417 | * Generate the (test\)TstFakers.c file.
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418 | * It's contents is written to stdout.
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419 | */
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420 | int GenerateTstFakers(void)
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421 | {
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422 | int i;
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423 |
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424 | /*
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425 | * Write Start of file.
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426 | */
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427 | printf16("/* $Id: mkcalltab.c,v 1.8 2001-07-31 21:35:30 bird Exp $\n"
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428 | " *\n"
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429 | " * Autogenerated TstFakers.c file.\n"
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430 | " *\n"
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431 | " * Generate: mkcalltab.exe fake > test\TstFakers.c\n"
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432 | " *\n"
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433 | " * Copyright (c) 2000 knut st. osmundsen (knut.stange.osmundsen@mynd.no)\n"
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434 | " *\n"
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435 | " * Project Odin Software License can be found in LICENSE.TXT\n"
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436 | " *\n"
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437 | " */\n"
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438 | "\n"
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439 | "\n"
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440 | "/*******************************************************************************\n"
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441 | "* Defined Constants And Macros *\n"
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442 | "*******************************************************************************/\n"
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443 | "#define INCL_NOPMAPI\n"
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444 | "#define LDR_INCL_INITONLY\n"
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445 | "#define INCL_OS2KRNL_ALL\n"
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446 | "\n"
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447 | "/*******************************************************************************\n"
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448 | "* Header Files *\n"
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449 | "*******************************************************************************/\n"
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450 | "#include <os2.h>\n"
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451 | "\n"
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452 | "#include \"devSegDf.h\"\n"
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453 | "#include \"OS2Krnl.h\"\n"
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454 | "#include \"dev1632.h\"\n"
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455 | "#include \"dev32.h\"\n"
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456 | "#include \"dev32hlp.h\"\n"
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457 | "#include \"probkrnl.h\"\n"
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458 | "#include \"ldr.h\"\n"
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459 | "#include \"test.h\"\n"
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460 | "\n"
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461 | "\n"
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462 | "TSTFAKER aTstFakers[NBR_OF_KRNLIMPORTS] =\n"
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463 | "{\n");
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464 |
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465 | /*
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466 | * Process aImportTab.
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467 | */
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468 | for (i = 0; i < NBR_OF_KRNLIMPORTS; i++)
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469 | {
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470 | int iSeg = EPT16BitEntry(aImportTab[i]) ?
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471 | ((aImportTab[i].fType & EPT_VARIMPORT) ? 4 : 2)
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472 | : ((aImportTab[i].fType & EPT_VARIMPORT) ? 3 : 1);
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473 | const char *psz = aImportTab[i].achName[0] == '_' ?
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474 | &aImportTab[i].achName[1]
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475 | : &aImportTab[i].achName[0];
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476 |
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477 | /*
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478 | * Variable or Function?
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479 | */
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480 | printf16(" {(unsigned)%sfake%s,%*.s%d}%s\n",
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481 | (aImportTab[i].fType & EPT_VARIMPORT) ? "&" : "",
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482 | psz,
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483 | 45 - 21 - kstrlen(psz) - ((aImportTab[i].fType & EPT_VARIMPORT) == EPT_VARIMPORT),
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484 | "",
|
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485 | iSeg,
|
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486 | i + 1 == NBR_OF_KRNLIMPORTS ? "" : ",");
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487 | }
|
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488 |
|
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489 | /*
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490 | * Write End of file.
|
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491 | */
|
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492 | printf16("};\n"
|
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493 | "\n");
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494 |
|
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495 | return 0;
|
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496 | }
|
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497 |
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