Tools/Source/MigrationTools/org/tianocore/migration/SourceFileReplacer.java

   1 /** @file
   2
   3  Copyright (c) 2006, Intel Corporation
   4  All rights reserved. This program and the accompanying materials
   5  are licensed and made available under the terms and conditions of the BSD License
   6  which accompanies this distribution.  The full text of the license may be found at
   7  http://opensource.org/licenses/bsd-license.php
   8
   9  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  10  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  11
  12  **/
  13 package org.tianocore.migration;
  14
  15 import java.io.*;
  16 import java.util.*;
  17 import java.util.regex.Matcher;
  18 import java.util.regex.Pattern;
  19
  20 public class SourceFileReplacer {
  21         SourceFileReplacer(String path, ModuleInfo moduleinfo, Database database, UI fp) {
  22                 modulepath = path;
  23                 mi = moduleinfo;
  24                 db = database;
  25                 ui = fp;
  26         }
  27         private String modulepath;
  28         private ModuleInfo mi;
  29         private Database db;
  30         private UI ui;
  31         private boolean showdetails = false;
  32
  33         private class r8tor9 {
  34                 r8tor9(String r8, String r9) {
  35                         r8thing = r8;
  36                         r9thing = r9;
  37                 }
  38                 public String r8thing;
  39                 public String r9thing;
  40         }
  41
  42         // these sets are used only for printing log of the changes in current file
  43         private Set<r8tor9> filefunc = new HashSet<r8tor9>();
  44         private Set<r8tor9> filemacro = new HashSet<r8tor9>();
  45         private Set<r8tor9> fileguid = new HashSet<r8tor9>();
  46         private Set<r8tor9> fileppi = new HashSet<r8tor9>();
  47         private Set<r8tor9> fileprotocol = new HashSet<r8tor9>();
  48         private Set<String> filer8only = new HashSet<String>();
  49
  50         private String r8only = "EfiLibInstallDriverBinding " +
  51                         "EfiLibInstallAllDriverProtocols " +
  52                         "EfiLibCompareLanguage " +
  53                         "BufToHexString " +
  54                         "EfiStrTrim " +                                                 //is the r8only lib going to be enlarged????  Caution !!!!
  55                         "EfiValueToHexStr " +
  56                         "HexStringToBuf " +
  57                         "IsHexDigit " +
  58                         "NibbleToHexChar " +
  59                         "GetHob " +
  60                         "GetHobListSize " +
  61                         "GetHobVersion " +
  62                         "GetHobBootMode " +
  63                         "GetCpuHobInfo " +
  64                         "GetDxeCoreHobInfo " +
  65                         "GetNextFirmwareVolumeHob " +
  66                         "GetNextGuidHob " +
  67                         "GetPalEntryHobInfo " +
  68                         "GetIoPortSpaceAddressHobInfo ";
  69
  70         public void flush() throws Exception {
  71                 PrintWriter outfile;
  72                 String outname = null;
  73                 String inname = null;
  74                 if (ui.yesOrNo("Changes will be made to the Source Code.  View details?")) {
  75                         showdetails = true;
  76                 }
  77
  78                 Iterator<String> di = mi.localmodulesources.iterator();
  79                 while (di.hasNext()) {
  80                         inname = di.next();
  81                         if (inname.contains(".c") || inname.contains(".C")) {
  82                                 if (inname.contains(".C")) {
  83                                         outname = inname.replaceFirst(".C", ".c");
  84                                 } else {
  85                                         outname = inname;
  86                                 }
  87                                 ui.println("\nModifying file: " + inname);
  88                                 mi.ensureDir(modulepath + File.separator + "result" + File.separator + outname);
  89                                 outfile = new PrintWriter(new BufferedWriter(new FileWriter(modulepath + File.separator + "result" + File.separator + outname)));
  90                                 outfile.append(sourcefilereplace(modulepath + File.separator + "temp" + File.separator + inname));
  91                                 outfile.flush();
  92                                 outfile.close();
  93                         } else if (inname.contains(".h") || inname.contains(".H") || inname.contains(".dxs") || inname.contains(".uni")) {
  94                                 if (inname.contains(".H")) {
  95                                         outname = inname.replaceFirst(".H", ".h");
  96                                 } else {
  97                                         outname = inname;
  98                                 }
  99                                 ui.println("\nCopying file: " + inname);
 100                                 mi.ensureDir(modulepath + File.separator + "result" + File.separator + outname);
 101                                 outfile = new PrintWriter(new BufferedWriter(new FileWriter(modulepath + File.separator + "result" + File.separator + outname)));
 102                                 outfile.append(sourcefiletostring(modulepath + File.separator + "temp" + File.separator + inname));
 103                                 outfile.flush();
 104                                 outfile.close();
 105                         }
 106                 }
 107
 108                 if (!mi.hashr8only.isEmpty()) {
 109                         addr8only();
 110                 }
 111         }
 112
 113         private void addr8only() throws Exception {
 114                 String paragraph = null;
 115                 String line = sourcefiletostring(Database.defaultpath + File.separator + "R8Lib.c");
 116                 mi.ensureDir(modulepath + File.separator + "result" + File.separator + "R8Lib.c");
 117                 PrintWriter outfile1 = new PrintWriter(new BufferedWriter(new FileWriter(modulepath + File.separator + "result" + File.separator + "R8Lib.c")));
 118                 PrintWriter outfile2 = new PrintWriter(new BufferedWriter(new FileWriter(modulepath + File.separator + "result" + File.separator + "R8Lib.h")));
 119                 Pattern ptnr8only = Pattern.compile("////#?(\\w*)?.*?R8_(\\w*).*?////~", Pattern.DOTALL);
 120                 Matcher mtrr8only = ptnr8only.matcher(line);
 121                 Matcher mtrr8onlyhead;
 122                 while (mtrr8only.find()) {
 123                         if (mi.hashr8only.contains(mtrr8only.group(2))) {
 124                                 paragraph = mtrr8only.group();
 125                                 outfile1.append(paragraph + "\n\n");
 126                                 if (mtrr8only.group(1).length() != 0) {
 127                                         mi.hashrequiredr9libs.add(mtrr8only.group(1));
 128                                 }
 129                                 //generate R8lib.h
 130                                 while ((mtrr8onlyhead = Func.ptnbrace.matcher(paragraph)).find()) {
 131                                         paragraph = mtrr8onlyhead.replaceAll(";");
 132                                 }
 133                                 outfile2.append(paragraph + "\n\n");
 134                         }
 135                 }
 136                 outfile1.flush();
 137                 outfile1.close();
 138                 outfile2.flush();
 139                 outfile2.close();
 140
 141                 mi.localmodulesources.add("R8Lib.h");
 142                 mi.localmodulesources.add("R8Lib.c");
 143         }
 144
 145         private String sourcefiletostring(String filename) throws Exception {
 146                 BufferedReader rd = new BufferedReader(new FileReader(filename));
 147                 StringBuffer wholefile = new StringBuffer();
 148                 String line;
 149                 while ((line = rd.readLine()) != null) {
 150                         wholefile.append(line + "\n");
 151                 }
 152                 return wholefile.toString();
 153         }
 154
 155         // Caution : if there is @ in file , it will be replaced with \n , so is you use Doxygen ... God Bless you!
 156         private String sourcefilereplace(String filename) throws Exception {
 157                 BufferedReader rd = new BufferedReader(new FileReader(filename));
 158                 StringBuffer wholefile = new StringBuffer();
 159                 String line;
 160                 String r8thing;
 161                 String r9thing;
 162                 r8tor9 temp;
 163                 boolean addr8 = false;
 164
 165                 Pattern pat = Pattern.compile("g?(BS|RT)(\\s*->\\s*)([a-zA-Z_]\\w*)", Pattern.MULTILINE);                                       // ! only two level () bracket allowed !
 166                 //Pattern ptnpei = Pattern.compile("\\(\\*\\*?PeiServices\\)[.-][>]?\\s*(\\w*[#$]*)(\\s*\\(([^\\(\\)]*(\\([^\\(\\)]*\\))?[^\\(\\)]*)*\\))", Pattern.MULTILINE);
 167
 168                 while ((line = rd.readLine()) != null) {
 169                         wholefile.append(line + "\n");
 170                 }
 171                 line = wholefile.toString();
 172
 173                 // replace BS -> gBS , RT -> gRT
 174                 Matcher mat = pat.matcher(line);
 175                 if (mat.find()) {                                                                                               // add a library here
 176                         ui.println("Converting all BS->gBS, RT->gRT");
 177                         line = mat.replaceAll("g$1$2$3");                                                       //unknown correctiveness
 178                 }
 179                 mat.reset();
 180                 while (mat.find()) {
 181                         if (mat.group(1).matches("BS")) {
 182                                 mi.hashrequiredr9libs.add("UefiBootServicesTableLib");
 183                         }
 184                         if (mat.group(1).matches("RT")) {
 185                                 mi.hashrequiredr9libs.add("UefiRuntimeServicesTableLib");
 186                         }
 187                 }
 188                 /*
 189                 // remove EFI_DRIVER_ENTRY_POINT
 190                 Pattern patentrypoint = Pattern.compile("EFI_DRIVER_ENTRY_POINT[^\\}]*\\}");
 191                 Matcher matentrypoint = patentrypoint.matcher(line);
 192                 if (matentrypoint.find()) {
 193                         ui.println("Deleting Entry_Point");
 194                         line = matentrypoint.replaceAll("");
 195                 }
 196                 */
 197                 // start replacing names
 198                 Iterator<String> it;
 199                 // Converting non-locla function
 200                 it = mi.hashnonlocalfunc.iterator();
 201                 while (it.hasNext()) {
 202                         r8thing = it.next();
 203                         if (r8thing.matches("EfiInitializeDriverLib")) {                                        //s
 204                                 mi.hashrequiredr9libs.add("UefiBootServicesTableLib");                  //p
 205                                 mi.hashrequiredr9libs.add("UefiRuntimeServicesTableLib");               //e
 206                         } else if (r8thing.matches("DxeInitializeDriverLib")) {                         //c
 207                                 mi.hashrequiredr9libs.add("UefiBootServicesTableLib");                  //i
 208                                 mi.hashrequiredr9libs.add("UefiRuntimeServicesTableLib");               //a
 209                                 mi.hashrequiredr9libs.add("DxeServicesTableLib");                               //l
 210                         } else {                                                                                                                        //
 211                                 mi.hashrequiredr9libs.add(db.getR9Lib(r8thing));                                // add a library here
 212                         }
 213
 214                         if ((r9thing = db.getR9Func(r8thing)) != null) {
 215                                 if (!r8thing.equals(r9thing)) {
 216                                         if (line.contains(r8thing)) {
 217                                                 line = line.replaceAll(r8thing, r9thing);
 218                                                 filefunc.add(new r8tor9(r8thing, r9thing));
 219                                                 Iterator<r8tor9> rt = filefunc.iterator();
 220                                                 while (rt.hasNext()) {
 221                                                         temp = rt.next();
 222                                                         if (r8only.contains(temp.r8thing)) {
 223                                                                 filer8only.add(r8thing);
 224                                                                 mi.hashr8only.add(r8thing);
 225                                                                 addr8 = true;
 226                                                         }
 227                                                 }
 228                                         }
 229                                 }
 230                         }
 231                 }                                                                                                                       //is any of the guids changed?
 232                 if (addr8 == true) {
 233                         line = line.replaceFirst("\\*/\n", "\\*/\n#include \"R8Lib.h\"\n");
 234                 }
 235
 236                 // Converting macro
 237                 it = mi.hashnonlocalmacro.iterator();
 238                 while (it.hasNext()) {                                          //macros are all assumed MdePkg currently
 239                         r8thing = it.next();
 240                         //mi.hashrequiredr9libs.add(db.getR9Lib(r8thing));
 241                         if ((r9thing = db.getR9Macro(r8thing)) != null) {
 242                                 if (line.contains(r8thing)) {
 243                                         line = line.replaceAll(r8thing, r9thing);
 244                                         filemacro.add(new r8tor9(r8thing, r9thing));
 245                                 }
 246                         }
 247                 }
 248
 249                 // Converting guid
 250                 replaceGuid(line, mi.guid, "guid", fileguid);
 251                 replaceGuid(line, mi.ppi, "ppi", fileppi);
 252                 replaceGuid(line, mi.protocol, "protocol", fileprotocol);
 253
 254                 // Converting Pei
 255                 // First , find all (**PeiServices)-> or (*PeiServices). with arg "PeiServices" , change name and add #%
 256                 Pattern ptnpei = Pattern.compile("\\(\\*\\*?PeiServices\\)[.-][>]?\\s*(\\w*)(\\s*\\(\\s*PeiServices\\s*,\\s*)", Pattern.MULTILINE);
 257                 if (mi.moduletype.contains("PEIM")) {
 258                         Matcher mtrpei = ptnpei.matcher(line);
 259                         while (mtrpei.find()) {                                                                         // ! add a library here !
 260                                 line = mtrpei.replaceAll("PeiServices$1#%$2");
 261                                 mi.hashrequiredr9libs.add("PeiServicesLib");
 262                         }
 263                         mtrpei.reset();
 264                         if (line.contains("PeiServicesCopyMem")) {
 265                                 line = line.replaceAll("PeiServicesCopyMem#%", "CopyMem");
 266                                 mi.hashrequiredr9libs.add("BaseMemoryLib");
 267                         }
 268                         if (line.contains("PeiServicesSetMem")) {
 269                                 line = line.replaceAll("PeiServicesSetMem#%", "SetMem");
 270                                 mi.hashrequiredr9libs.add("BaseMemoryLib");
 271                         }
 272
 273                         // Second , find all #% to drop the arg "PeiServices"
 274                         Pattern ptnpeiarg = Pattern.compile("#%+(\\s*\\(+\\s*)PeiServices\\s*,\\s*", Pattern.MULTILINE);
 275                         Matcher mtrpeiarg = ptnpeiarg.matcher(line);
 276                         while (mtrpeiarg.find()) {
 277                                 line = mtrpeiarg.replaceAll("$1");
 278                         }
 279                 }
 280
 281                 Matcher mtrmac;
 282                 mtrmac = Pattern.compile("EFI_IDIV_ROUND\\((.*), (.*)\\)").matcher(line);
 283                 if (mtrmac.find()) {
 284                         line = mtrmac.replaceAll("\\($1 \\/ $2 \\+ \\(\\(\\(2 \\* \\($1 \\% $2\\)\\) \\< $2\\) \\? 0 \\: 1\\)\\)");
 285                 }
 286                 mtrmac = Pattern.compile("EFI_MIN\\((.*), (.*)\\)").matcher(line);
 287                 if (mtrmac.find()) {
 288                         line = mtrmac.replaceAll("\\(\\($1 \\< $2\\) \\? $1 \\: $2\\)");
 289                 }
 290                 mtrmac = Pattern.compile("EFI_MAX\\((.*), (.*)\\)").matcher(line);
 291                 if (mtrmac.find()) {
 292                         line = mtrmac.replaceAll("\\(\\($1 \\> $2\\) \\? $1 \\: $2\\)");
 293                 }
 294                 mtrmac = Pattern.compile("EFI_UINTN_ALIGNED\\((.*)\\)").matcher(line);
 295                 if (mtrmac.find()) {
 296                         line = mtrmac.replaceAll("\\(\\(\\(UINTN\\) $1\\) \\& \\(sizeof \\(UINTN\\) \\- 1\\)\\)");
 297                 }
 298                 if (line.contains("EFI_UINTN_ALIGN_MASK")) {
 299                         line = line.replaceAll("EFI_UINTN_ALIGN_MASK", "(sizeof (UINTN) - 1)");
 300                 }
 301
 302                 show(filefunc, "function");
 303                 show(filemacro, "macro");
 304                 show(fileguid, "guid");
 305                 show(fileppi, "ppi");
 306                 show(fileprotocol, "protocol");
 307                 if (!filer8only.isEmpty()) {
 308                         ui.println("Converting r8only : " + filer8only);
 309                 }
 310
 311                 filefunc.clear();
 312                 filemacro.clear();
 313                 fileguid.clear();
 314                 fileppi.clear();
 315                 fileprotocol.clear();
 316                 filer8only.clear();
 317
 318                 return line;
 319         }
 320
 321         private void show(Set<r8tor9> hash, String sh) {
 322                 Iterator<r8tor9> it = hash.iterator();
 323                 r8tor9 temp;
 324                 if (showdetails) {
 325                         if (!hash.isEmpty()) {
 326                                 ui.print("Converting " + sh + " : ");
 327                                 while (it.hasNext()) {
 328                                         temp = it.next();
 329                                         ui.print("[" + temp.r8thing + "->" + temp.r9thing + "] ");
 330                                 }
 331                                 ui.println("");
 332                         }
 333                 }
 334         }
 335
 336         private void replaceGuid(String line, Set<String> hash, String kind, Set<r8tor9> filehash) {
 337                 Iterator<String> it;
 338                 String r8thing;
 339                 String r9thing;
 340                 it = hash.iterator();
 341                 while (it.hasNext()) {
 342                         r8thing = it.next();
 343                         if ((r9thing = db.getR9Guidname(r8thing)) != null) {
 344                                 if (!r8thing.equals(r9thing)) {
 345                                         if (line.contains(r8thing)) {
 346                                                 line = line.replaceAll(r8thing, r9thing);
 347                                                 filehash.add(new r8tor9(r8thing, r9thing));
 348                                         }
 349                                 }
 350                         }
 351                 }
 352         }
 353 }