| 1 | /* $Id: mkcalltab.c,v 1.1 2000-10-01 02:58:15 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 |  | 
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| 28 | /******************************************************************************* | 
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| 29 | *   Header Files                                                               * | 
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| 30 | *******************************************************************************/ | 
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| 31 | #include <os2.h> | 
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| 32 |  | 
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| 33 | #include <strat2.h> | 
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| 34 | #include <reqpkt.h> | 
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| 35 |  | 
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| 36 | #include "devSegDf.h" | 
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| 37 | #undef  DATA16_INIT | 
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| 38 | #define DATA16_INIT | 
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| 39 | #undef  CODE16_INIT | 
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| 40 | #define CODE16_INIT | 
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| 41 | #include "os2krnl.h"                    /* must be included before dev1632.h! */ | 
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| 42 | #include "probkrnl.h" | 
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| 43 | #include "dev1632.h" | 
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| 44 | #include "vprntf16.h" | 
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| 45 |  | 
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| 46 | /******************************************************************************* | 
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| 47 | *   Global Variables                                                           * | 
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| 48 | *******************************************************************************/ | 
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| 49 | /* dummy replacement for SymDB.c */ | 
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| 50 | KRNLDBENTRY   DATA16_INIT    aKrnlSymDB[] = {{0}}; | 
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| 51 |  | 
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| 52 | /******************************************************************************* | 
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| 53 | *   External Functions                                                         * | 
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| 54 | *******************************************************************************/ | 
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| 55 | extern int  kstrlen(const char *psz); | 
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| 56 |  | 
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| 57 | /******************************************************************************* | 
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| 58 | *   Internal Functions                                                         * | 
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| 59 | *******************************************************************************/ | 
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| 60 | void syntax(void); | 
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| 61 | int GenerateCalltab(void); | 
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| 62 | int GenerateTstFakers(void); | 
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| 63 |  | 
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| 64 | /** | 
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| 65 | * MkCalltab program. | 
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| 66 | * | 
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| 67 | * Output to stdout the calltab assembly code. | 
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| 68 | * | 
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| 69 | */ | 
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| 70 | int main(int argc, char **argv) | 
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| 71 | { | 
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| 72 | if (argc != 2) | 
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| 73 | { | 
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| 74 | syntax(); | 
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| 75 | return -1; | 
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| 76 | } | 
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| 77 | if (argv[1][0] == 'c') | 
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| 78 | return GenerateCalltab(); | 
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| 79 | else if (argv[1][0] == 't') | 
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| 80 | return GenerateTstFakers(); | 
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| 81 | else | 
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| 82 | { | 
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| 83 | syntax(); | 
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| 84 | return -2; | 
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| 85 | } | 
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| 86 |  | 
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| 87 | return 0; | 
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| 88 | } | 
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| 89 |  | 
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| 90 |  | 
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| 91 | /** | 
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| 92 | * Display syntax. | 
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| 93 | */ | 
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| 94 | void syntax(void) | 
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| 95 | { | 
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| 96 | printf16("Incorrect parameter!\n" | 
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| 97 | "Syntax: mkcalltab.exe <tab>\n" | 
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| 98 | "   Where <tab> is either calltab or tstfakers.\n" | 
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| 99 | ); | 
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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 | * Generate calltab.asm. | 
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| 105 | * It's contents is written to stdout. | 
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| 106 | */ | 
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| 107 | int GenerateCalltab(void) | 
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| 108 | { | 
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| 109 | int i; | 
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| 110 |  | 
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| 111 | /* | 
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| 112 | * Write Start of file. | 
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| 113 | */ | 
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| 114 | printf16("; $Id: mkcalltab.c,v 1.1 2000-10-01 02:58:15 bird Exp $\n" | 
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| 115 | ";\n" | 
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| 116 | "; Autogenerated calltab file.\n" | 
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| 117 | ";\n" | 
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| 118 | "; Generate: mkcalltab.exe > ldr\calltab.asm\n" | 
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| 119 | ";\n" | 
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| 120 | "; Copyright (c) 1998-2000 knut st. osmundsen (knut.stange.osmundsen@mynd.no)\n" | 
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| 121 | ";\n" | 
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| 122 | "; Project Odin Software License can be found in LICENSE.TXT\n" | 
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| 123 | ";\n" | 
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| 124 | "    .386p\n" | 
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| 125 | "\n" | 
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| 126 | "\n" | 
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| 127 | ";\n" | 
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| 128 | "; Include files\n" | 
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| 129 | ";\n" | 
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| 130 | "    include devsegdf.inc\n" | 
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| 131 | "\n" | 
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| 132 | "\n" | 
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| 133 | ";\n" | 
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| 134 | "; Exported symbols\n" | 
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| 135 | ";\n" | 
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| 136 | "    public callTab\n" | 
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| 137 | "    public auFuncs\n" | 
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| 138 | "\n" | 
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| 139 | "\n" | 
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| 140 | ";\n" | 
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| 141 | "; Constants\n" | 
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| 142 | ";\n" | 
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| 143 | "OVERLOAD32_PROLOG     EQU 14h\n" | 
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| 144 | "OVERLOAD16_PROLOG     EQU 18h\n" | 
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| 145 | "IMPORT32_PROLOG       EQU 08h\n" | 
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| 146 | "NRIMPORT32_PROLOG     EQU 06h\n" | 
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| 147 | "IMPORT16_PROLOG       EQU 08h\n" | 
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| 148 | "NRIMPORT16_PROLOG     EQU 07h\n" | 
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| 149 | "\n" | 
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| 150 | "\n" | 
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| 151 | ";\n" | 
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| 152 | "; Macros\n" | 
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| 153 | ";\n" | 
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| 154 | "\n" | 
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| 155 | "; Macro which makes a function overload calltable entry\n" | 
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| 156 | "FnOverload32Entry macro fnname\n" | 
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| 157 | "    public fnname\n" | 
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| 158 | "    fnname proc near\n" | 
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| 159 | "        db OVERLOAD32_PROLOG dup(0cch)\n" | 
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| 160 | "    fnname endp\n" | 
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| 161 | "endm\n" | 
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| 162 | "\n" | 
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| 163 | "; Macro which makes a function overload calltable entry\n" | 
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| 164 | "FnOverload16Entry macro fnname\n" | 
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| 165 | "    public fnname\n" | 
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| 166 | "    fnname proc near\n" | 
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| 167 | "        db OVERLOAD16_PROLOG dup(0cch)\n" | 
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| 168 | "    fnname endp\n" | 
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| 169 | "endm\n" | 
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| 170 | "\n" | 
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| 171 | "; Macro which makes a function calltable entry\n" | 
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| 172 | "FnImport32Entry macro fnname\n" | 
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| 173 | "    public fnname\n" | 
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| 174 | "    fnname proc near\n" | 
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| 175 | "        db IMPORT32_PROLOG dup(0cch)\n" | 
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| 176 | "    fnname endp\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 | "FnNRImport32Entry 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 NRIMPORT32_PROLOG dup(0cch)\n" | 
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| 184 | "    fnname endp\n" | 
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| 185 | "    f&fnname&            dw  0\n" | 
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| 186 | "endm\n" | 
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| 187 | "\n" | 
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| 188 | "; Macro which makes a function calltable entry\n" | 
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| 189 | "FnImport16Entry macro fnname\n" | 
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| 190 | "    public fnname\n" | 
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| 191 | "    fnname proc near\n" | 
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| 192 | "        db IMPORT16_PROLOG dup(0cch)\n" | 
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| 193 | "    fnname endp\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 | "FnNRImport16Entry 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 NRIMPORT16_PROLOG dup(0cch)\n" | 
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| 201 | "    fnname endp\n" | 
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| 202 | "    f&fnname&            db  0\n" | 
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| 203 | "endm\n" | 
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| 204 | "\n"); | 
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| 205 | printf16("; Macro which makes a variable calltable entry.\n" | 
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| 206 | "VariableEntry macro varname\n" | 
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| 207 | "    public p&varname&\n" | 
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| 208 | "    p&varname&           dd  0\n" | 
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| 209 | "    public &varname&_offObject\n" | 
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| 210 | "    &varname&_offObject  dd  0\n" | 
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| 211 | "    public _fp&varname&\n" | 
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| 212 | "    _fp&varname&         dd  0\n" | 
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| 213 | "    public &varname&_sel\n" | 
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| 214 | "    &varname&_sel        dw  0\n" | 
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| 215 | "                         dw  0cch ;alignment\n" | 
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| 216 | "endm\n" | 
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| 217 | "\n" | 
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| 218 | "\n" | 
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| 219 | "CALLTAB segment\n" | 
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| 220 | "    ;assume cs:CALLTAB, ds:flat, ss:nothing\n" | 
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| 221 | "    assume ds:flat, ss:nothing\n" | 
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| 222 | ";\n" | 
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| 223 | "; callTab is an array of function prologs with a jump to the real function\n" | 
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| 224 | "; and pointers to real variables.\n" | 
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| 225 | ";\n" | 
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| 226 | "; Imported and Overrided OS/2 kernel functions are called thru this table.\n" | 
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| 227 | "; Imported OS/2 kernel variables are accessed thru this table.\n" | 
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| 228 | ";\n" | 
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| 229 | "callTab:\n"); | 
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| 230 |  | 
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| 231 | /* | 
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| 232 | * Process aImportTab. | 
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| 233 | */ | 
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| 234 | for (i = 0; i < NBR_OF_KRNLIMPORTS; i++) | 
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| 235 | { | 
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| 236 | char *pszMacro = (aImportTab[i].fType & EPT_VARIMPORT) ? | 
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| 237 | "VariableEntry" | 
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| 238 | : (  (aImportTab[i].fType & EPT_PROCIMPORT) ? | 
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| 239 | ( (aImportTab[i].fType & EPT_NOT_REQ) ? | 
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| 240 | (EPT16BitEntry(aImportTab[i]) ? "FnNRImport16Entry" : "FnNRImport32Entry") | 
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| 241 | :   (EPT16BitEntry(aImportTab[i]) ? "FnImport16Entry"   : "FnImport32Entry")) | 
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| 242 | :   (EPT16BitEntry(aImportTab[i]) ? "FnOverload16Entry" : "FnOverload32Entry")); | 
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| 243 | char *pszName = &aImportTab[i].achName[(aImportTab[i].fType & EPT_VARIMPORT) && aImportTab[i].achName[0] == '_']; | 
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| 244 | char *pszExtra = (aImportTab[i].fType & EPT_WRAPPED) ? "_wrapped" : aImportTab[i].achExtra; | 
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| 245 |  | 
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| 246 | /* | 
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| 247 | * Variable or Function? | 
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| 248 | */ | 
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| 249 | printf16("%s<%s%s>%*.s;%d\n", | 
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| 250 | pszMacro, | 
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| 251 | pszName, | 
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| 252 | pszExtra, | 
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| 253 | 45 - 2 - kstrlen(pszMacro) - aImportTab[i].cchName - kstrlen(pszExtra), | 
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| 254 | "", | 
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| 255 | i); | 
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| 256 | } | 
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| 257 |  | 
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| 258 | /* | 
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| 259 | * Write End of Calltab and start of auFuncs. | 
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| 260 | */ | 
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| 261 | printf16("\n" | 
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| 262 | "CALLTAB ENDS\n" | 
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| 263 | "\n" | 
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| 264 | "\n" | 
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| 265 | "DATA32 SEGMENT\n" | 
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| 266 | "    assume ds:nothing, es:nothing\n" | 
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| 267 | "\n" | 
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| 268 | ";\n" | 
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| 269 | "; Function table for overloader and nop functions.\n" | 
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| 270 | "; Used by importTabInit() in d32init.c.\n" | 
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| 271 | ";\n" | 
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| 272 | "auFuncs:\n" | 
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| 273 | ); | 
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| 274 |  | 
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| 275 | /* | 
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| 276 | * Process aImportTab to generate auFuncs. | 
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| 277 | */ | 
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| 278 | for (i = 0; i < NBR_OF_KRNLIMPORTS; i++) | 
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| 279 | { | 
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| 280 | char *  pszSeg      = (EPT32BitEntry(aImportTab[i]) ? "32" : "16"); | 
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| 281 | char *  pszPrefix   = (aImportTab[i].achName[0] == '_' ? "_" : ""); | 
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| 282 | char *  pszName     = (*pszPrefix != '\0' ? &aImportTab[i].achName[1] : &aImportTab[i].achName[0]); | 
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| 283 |  | 
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| 284 | if (!(aImportTab[i].fType & (EPT_PROCIMPORT | EPT_VARIMPORT | EPT_NOT_REQ))) | 
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| 285 | {   /* Overload procedure (Overloader function) */ | 
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| 286 | printf16("    extrn %smy%s%s : NEAR\n" | 
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| 287 | "    dd  offset FLAT:CODE%s:%smy%s%s\n", | 
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| 288 | pszPrefix, | 
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| 289 | pszName, | 
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| 290 | aImportTab[i].achExtra, | 
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| 291 | pszSeg, | 
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| 292 | pszPrefix, | 
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| 293 | pszName, | 
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| 294 | aImportTab[i].achExtra); | 
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| 295 | } | 
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| 296 | else if ((aImportTab[i].fType & (EPT_NOT_REQ | EPT_VARIMPORT | EPT_PROCIMPORT)) == (EPT_NOT_REQ | EPT_PROCIMPORT)) | 
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| 297 | {   /* Not required imported function (NOP function) */ | 
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| 298 | printf16("    extrn %snop%s%s : NEAR\n" | 
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| 299 | "    dd  offset FLAT:CODE%s:%snop%s%s\n", | 
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| 300 | pszPrefix, | 
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| 301 | pszName, | 
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| 302 | aImportTab[i].achExtra, | 
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| 303 | pszSeg, | 
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| 304 | pszPrefix, | 
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| 305 | pszName, | 
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| 306 | aImportTab[i].achExtra); | 
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| 307 | } | 
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| 308 | else | 
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| 309 | printf16("    dd  0h\n"); | 
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| 310 | } | 
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| 311 |  | 
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| 312 | /* | 
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| 313 | * Write End of file. | 
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| 314 | */ | 
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| 315 | printf16("\n" | 
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| 316 | "DATA32 ENDS\n" | 
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| 317 | "\n" | 
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| 318 | "END\n"); | 
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| 319 |  | 
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| 320 |  | 
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| 321 | return 0; | 
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| 322 | } | 
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| 323 |  | 
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| 324 |  | 
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| 325 | /** | 
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| 326 | * Generate the (test\)TstFakers.c file. | 
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| 327 | * It's contents is written to stdout. | 
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| 328 | */ | 
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| 329 | int GenerateTstFakers(void) | 
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| 330 | { | 
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| 331 | int i; | 
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| 332 |  | 
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| 333 | /* | 
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| 334 | * Write Start of file. | 
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| 335 | */ | 
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| 336 | printf16("/* $Id: mkcalltab.c,v 1.1 2000-10-01 02:58:15 bird Exp $\n" | 
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| 337 | " *\n" | 
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| 338 | " * Autogenerated TstFakers.c file.\n" | 
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| 339 | " *\n" | 
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| 340 | " * Generate: mkcalltab.exe fake > test\TstFakers.c\n" | 
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| 341 | " *\n" | 
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| 342 | " * Copyright (c) 2000 knut st. osmundsen (knut.stange.osmundsen@mynd.no)\n" | 
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| 343 | " *\n" | 
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| 344 | " * Project Odin Software License can be found in LICENSE.TXT\n" | 
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| 345 | " *\n" | 
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| 346 | " */\n" | 
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| 347 | "\n" | 
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| 348 | "\n" | 
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| 349 | "/*******************************************************************************\n" | 
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| 350 | "*   Defined Constants And Macros                                               *\n" | 
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| 351 | "*******************************************************************************/\n" | 
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| 352 | "#define INCL_NOPMAPI\n" | 
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| 353 | "#define LDR_INCL_INITONLY\n" | 
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| 354 | "#define INCL_OS2KRNL_ALL\n" | 
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| 355 | "\n" | 
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| 356 | "/*******************************************************************************\n" | 
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| 357 | "*   Header Files                                                               *\n" | 
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| 358 | "*******************************************************************************/\n" | 
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| 359 | "#include <os2.h>\n" | 
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| 360 | "\n" | 
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| 361 | "#include \"devSegDf.h\"\n" | 
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| 362 | "#include \"OS2Krnl.h\"\n" | 
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| 363 | "#include \"dev1632.h\"\n" | 
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| 364 | "#include \"dev32.h\"\n" | 
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| 365 | "#include \"dev32hlp.h\"\n" | 
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| 366 | "#include \"probkrnl.h\"\n" | 
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| 367 | "#include \"ldr.h\"\n" | 
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| 368 | "#include \"ldrCalls.h\"\n" | 
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| 369 | "#include \"test.h\"\n" | 
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| 370 | "\n" | 
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| 371 | "\n" | 
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| 372 | "TSTFAKER aTstFakers[NBR_OF_KRNLIMPORTS] =\n" | 
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| 373 | "{\n"); | 
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| 374 |  | 
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| 375 | /* | 
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| 376 | * Process aImportTab. | 
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| 377 | */ | 
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| 378 | for (i = 0; i < NBR_OF_KRNLIMPORTS; i++) | 
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| 379 | { | 
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| 380 | int     iSeg = EPT16BitEntry(aImportTab[i]) ? | 
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| 381 | ((aImportTab[i].fType & EPT_VARIMPORT) ? 4 : 2) | 
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| 382 | :   ((aImportTab[i].fType & EPT_VARIMPORT) ? 3 : 1); | 
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| 383 | const char *psz = aImportTab[i].achName[0] == '_' ? | 
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| 384 | &aImportTab[i].achName[1] | 
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| 385 | :   &aImportTab[i].achName[0]; | 
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| 386 |  | 
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| 387 | /* | 
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| 388 | * Variable or Function? | 
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| 389 | */ | 
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| 390 | printf16("    {(unsigned)%sfake%s,%*.s%d}%s\n", | 
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| 391 | (aImportTab[i].fType & EPT_VARIMPORT) ? "&" : "", | 
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| 392 | psz, | 
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| 393 | 45 - 21 - kstrlen(psz) - ((aImportTab[i].fType & EPT_VARIMPORT) == EPT_VARIMPORT), | 
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| 394 | "", | 
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| 395 | iSeg, | 
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| 396 | i + 1 == NBR_OF_KRNLIMPORTS ? "" : ","); | 
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| 397 | } | 
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| 398 |  | 
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| 399 | /* | 
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| 400 | * Write End of file. | 
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| 401 | */ | 
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| 402 | printf16("};\n" | 
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| 403 | "\n"); | 
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| 404 |  | 
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| 405 | return 0; | 
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| 406 | } | 
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| 407 |  | 
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