1 /******************************************************************************
2  *
3  * Module Name: asmain - Main module for the acpi source processor utility
4  *
5  *****************************************************************************/
6 
7 /******************************************************************************
8  *
9  * 1. Copyright Notice
10  *
11  * Some or all of this work - Copyright (c) 1999 - 2023, Intel Corp.
12  * All rights reserved.
13  *
14  * 2. License
15  *
16  * 2.1. This is your license from Intel Corp. under its intellectual property
17  * rights. You may have additional license terms from the party that provided
18  * you this software, covering your right to use that party's intellectual
19  * property rights.
20  *
21  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22  * copy of the source code appearing in this file ("Covered Code") an
23  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24  * base code distributed originally by Intel ("Original Intel Code") to copy,
25  * make derivatives, distribute, use and display any portion of the Covered
26  * Code in any form, with the right to sublicense such rights; and
27  *
28  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29  * license (with the right to sublicense), under only those claims of Intel
30  * patents that are infringed by the Original Intel Code, to make, use, sell,
31  * offer to sell, and import the Covered Code and derivative works thereof
32  * solely to the minimum extent necessary to exercise the above copyright
33  * license, and in no event shall the patent license extend to any additions
34  * to or modifications of the Original Intel Code. No other license or right
35  * is granted directly or by implication, estoppel or otherwise;
36  *
37  * The above copyright and patent license is granted only if the following
38  * conditions are met:
39  *
40  * 3. Conditions
41  *
42  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43  * Redistribution of source code of any substantial portion of the Covered
44  * Code or modification with rights to further distribute source must include
45  * the above Copyright Notice, the above License, this list of Conditions,
46  * and the following Disclaimer and Export Compliance provision. In addition,
47  * Licensee must cause all Covered Code to which Licensee contributes to
48  * contain a file documenting the changes Licensee made to create that Covered
49  * Code and the date of any change. Licensee must include in that file the
50  * documentation of any changes made by any predecessor Licensee. Licensee
51  * must include a prominent statement that the modification is derived,
52  * directly or indirectly, from Original Intel Code.
53  *
54  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55  * Redistribution of source code of any substantial portion of the Covered
56  * Code or modification without rights to further distribute source must
57  * include the following Disclaimer and Export Compliance provision in the
58  * documentation and/or other materials provided with distribution. In
59  * addition, Licensee may not authorize further sublicense of source of any
60  * portion of the Covered Code, and must include terms to the effect that the
61  * license from Licensee to its licensee is limited to the intellectual
62  * property embodied in the software Licensee provides to its licensee, and
63  * not to intellectual property embodied in modifications its licensee may
64  * make.
65  *
66  * 3.3. Redistribution of Executable. Redistribution in executable form of any
67  * substantial portion of the Covered Code or modification must reproduce the
68  * above Copyright Notice, and the following Disclaimer and Export Compliance
69  * provision in the documentation and/or other materials provided with the
70  * distribution.
71  *
72  * 3.4. Intel retains all right, title, and interest in and to the Original
73  * Intel Code.
74  *
75  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76  * Intel shall be used in advertising or otherwise to promote the sale, use or
77  * other dealings in products derived from or relating to the Covered Code
78  * without prior written authorization from Intel.
79  *
80  * 4. Disclaimer and Export Compliance
81  *
82  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83  * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85  * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86  * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88  * PARTICULAR PURPOSE.
89  *
90  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97  * LIMITED REMEDY.
98  *
99  * 4.3. Licensee shall not export, either directly or indirectly, any of this
100  * software or system incorporating such software without first obtaining any
101  * required license or other approval from the U. S. Department of Commerce or
102  * any other agency or department of the United States Government. In the
103  * event Licensee exports any such software from the United States or
104  * re-exports any such software from a foreign destination, Licensee shall
105  * ensure that the distribution and export/re-export of the software is in
106  * compliance with all laws, regulations, orders, or other restrictions of the
107  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108  * any of its subsidiaries will export/re-export any technical data, process,
109  * software, or service, directly or indirectly, to any country for which the
110  * United States government or any agency thereof requires an export license,
111  * other governmental approval, or letter of assurance, without first obtaining
112  * such license, approval or letter.
113  *
114  *****************************************************************************
115  *
116  * Alternatively, you may choose to be licensed under the terms of the
117  * following license:
118  *
119  * Redistribution and use in source and binary forms, with or without
120  * modification, are permitted provided that the following conditions
121  * are met:
122  * 1. Redistributions of source code must retain the above copyright
123  *    notice, this list of conditions, and the following disclaimer,
124  *    without modification.
125  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
126  *    substantially similar to the "NO WARRANTY" disclaimer below
127  *    ("Disclaimer") and any redistribution must be conditioned upon
128  *    including a substantially similar Disclaimer requirement for further
129  *    binary redistribution.
130  * 3. Neither the names of the above-listed copyright holders nor the names
131  *    of any contributors may be used to endorse or promote products derived
132  *    from this software without specific prior written permission.
133  *
134  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145  *
146  * Alternatively, you may choose to be licensed under the terms of the
147  * GNU General Public License ("GPL") version 2 as published by the Free
148  * Software Foundation.
149  *
150  *****************************************************************************/
151 
152 #include "acpisrc.h"
153 
154 /* Local prototypes */
155 
156 int
157 AsExaminePaths (
158     ACPI_CONVERSION_TABLE   *ConversionTable,
159     char                    *Source,
160     char                    *Target,
161     UINT32                  *SourceFileType);
162 
163 void
164 AsDisplayStats (
165     void);
166 
167 void
168 AsDisplayUsage (
169     void);
170 
171 /* Globals */
172 
173 UINT32                  Gbl_Tabs = 0;
174 UINT32                  Gbl_MissingBraces = 0;
175 UINT32                  Gbl_NonAnsiComments = 0;
176 UINT32                  Gbl_Files = 0;
177 UINT32                  Gbl_WhiteLines = 0;
178 UINT32                  Gbl_CommentLines = 0;
179 UINT32                  Gbl_SourceLines = 0;
180 UINT32                  Gbl_LongLines = 0;
181 UINT32                  Gbl_TotalLines = 0;
182 UINT32                  Gbl_TotalSize = 0;
183 UINT32                  Gbl_HeaderLines = 0;
184 UINT32                  Gbl_HeaderSize = 0;
185 void                    *Gbl_StructDefs = NULL;
186 
187 struct stat             Gbl_StatBuf;
188 char                    *Gbl_FileBuffer;
189 UINT32                  Gbl_FileSize;
190 UINT32                  Gbl_FileType;
191 BOOLEAN                 Gbl_CheckAscii = FALSE;
192 BOOLEAN                 Gbl_VerboseMode = FALSE;
193 BOOLEAN                 Gbl_QuietMode = FALSE;
194 BOOLEAN                 Gbl_BatchMode = FALSE;
195 BOOLEAN                 Gbl_DebugStatementsMode = FALSE;
196 BOOLEAN                 Gbl_MadeChanges = FALSE;
197 BOOLEAN                 Gbl_Overwrite = FALSE;
198 BOOLEAN                 Gbl_WidenDeclarations = FALSE;
199 BOOLEAN                 Gbl_IgnoreLoneLineFeeds = FALSE;
200 BOOLEAN                 Gbl_HasLoneLineFeeds = FALSE;
201 BOOLEAN                 Gbl_Cleanup = FALSE;
202 BOOLEAN                 Gbl_IgnoreTranslationEscapes = FALSE;
203 
204 #define AS_UTILITY_NAME             "ACPI Source Code Conversion Utility"
205 #define AS_SUPPORTED_OPTIONS        "acdhilqsuv^y"
206 
207 
208 /******************************************************************************
209  *
210  * FUNCTION:    AsExaminePaths
211  *
212  * DESCRIPTION: Source and Target pathname verification and handling
213  *
214  ******************************************************************************/
215 
216 int
AsExaminePaths(ACPI_CONVERSION_TABLE * ConversionTable,char * Source,char * Target,UINT32 * SourceFileType)217 AsExaminePaths (
218     ACPI_CONVERSION_TABLE   *ConversionTable,
219     char                    *Source,
220     char                    *Target,
221     UINT32                  *SourceFileType)
222 {
223     int                     Status;
224     int                     Response;
225 
226 
227     Status = stat (Source, &Gbl_StatBuf);
228     if (Status)
229     {
230         printf ("Source path \"%s\" does not exist\n", Source);
231         return (-1);
232     }
233 
234     /* Return the filetype -- file or a directory */
235 
236     *SourceFileType = 0;
237     if (Gbl_StatBuf.st_mode & S_IFDIR)
238     {
239         *SourceFileType = S_IFDIR;
240     }
241 
242     /*
243      * If we are in no-output mode or in batch mode, we are done
244      */
245     if ((ConversionTable->Flags & FLG_NO_FILE_OUTPUT) ||
246         (Gbl_BatchMode))
247     {
248         return (0);
249     }
250 
251     if (!AcpiUtStricmp (Source, Target))
252     {
253         printf ("Target path is the same as the source path, overwrite?\n");
254         Response = getchar ();
255 
256         /* Check response */
257 
258         if (Response != 'y')
259         {
260             return (-1);
261         }
262 
263         Gbl_Overwrite = TRUE;
264     }
265     else
266     {
267         Status = stat (Target, &Gbl_StatBuf);
268         if (!Status)
269         {
270             printf ("Target path already exists, overwrite?\n");
271             Response = getchar ();
272 
273             /* Check response */
274 
275             if (Response != 'y')
276             {
277                 return (-1);
278             }
279         }
280     }
281 
282     return (0);
283 }
284 
285 
286 /******************************************************************************
287  *
288  * FUNCTION:    AsDisplayStats
289  *
290  * DESCRIPTION: Display global statistics gathered during translation
291  *
292  ******************************************************************************/
293 
294 void
AsDisplayStats(void)295 AsDisplayStats (
296     void)
297 {
298 
299     if (Gbl_QuietMode)
300     {
301         return;
302     }
303 
304     printf ("\nAcpiSrc statistics:\n\n");
305     printf ("%8u Files processed\n", Gbl_Files);
306 
307     if (!Gbl_Files)
308     {
309         return;
310     }
311 
312     printf ("%8u Total bytes (%.1fK/file)\n",
313         Gbl_TotalSize, ((double) Gbl_TotalSize/Gbl_Files)/1024);
314     printf ("%8u Tabs found\n", Gbl_Tabs);
315     printf ("%8u Missing if/else/while braces\n", Gbl_MissingBraces);
316     printf ("%8u Non-ANSI // comments found\n", Gbl_NonAnsiComments);
317     printf ("%8u Total Lines\n", Gbl_TotalLines);
318     printf ("%8u Lines of code\n", Gbl_SourceLines);
319     printf ("%8u Lines of non-comment whitespace\n", Gbl_WhiteLines);
320     printf ("%8u Lines of comments\n", Gbl_CommentLines);
321     printf ("%8u Long lines found\n", Gbl_LongLines);
322 
323     if (Gbl_WhiteLines > 0)
324     {
325         printf ("%8.1f Ratio of code to whitespace\n",
326             ((float) Gbl_SourceLines / (float) Gbl_WhiteLines));
327     }
328 
329     if ((Gbl_CommentLines + Gbl_NonAnsiComments) > 0)
330     {
331         printf ("%8.1f Ratio of code to comments\n",
332             ((float) Gbl_SourceLines /
333             (float) (Gbl_CommentLines + Gbl_NonAnsiComments)));
334     }
335 
336     if (!Gbl_TotalLines)
337     {
338         return;
339     }
340 
341     printf ("         %u%% code, %u%% comments, %u%% whitespace, %u%% headers\n",
342         (Gbl_SourceLines * 100) / Gbl_TotalLines,
343         (Gbl_CommentLines * 100) / Gbl_TotalLines,
344         (Gbl_WhiteLines * 100) / Gbl_TotalLines,
345         (Gbl_HeaderLines * 100) / Gbl_TotalLines);
346     return;
347 }
348 
349 
350 /******************************************************************************
351  *
352  * FUNCTION:    AsDisplayUsage
353  *
354  * DESCRIPTION: Usage message
355  *
356  ******************************************************************************/
357 
358 void
AsDisplayUsage(void)359 AsDisplayUsage (
360     void)
361 {
362 
363     ACPI_USAGE_HEADER ("acpisrc [-c|l|u] [-dsvy] <SourceDir> <DestinationDir>");
364 
365     ACPI_OPTION ("-a <file>",   "Check entire file for non-printable characters");
366     ACPI_OPTION ("-c",          "Generate cleaned version of the source");
367     ACPI_OPTION ("-h",          "Insert dual-license header into all modules");
368     ACPI_OPTION ("-i",          "Cleanup macro indentation");
369     ACPI_OPTION ("-l",          "Generate Linux version of the source");
370     ACPI_OPTION ("-u",          "Generate Custom source translation");
371 
372     ACPI_USAGE_TEXT ("\n");
373     ACPI_OPTION ("-d",          "Leave debug statements in code");
374     ACPI_OPTION ("-s",          "Generate source statistics only");
375     ACPI_OPTION ("-v",          "Display version information");
376     ACPI_OPTION ("-vb",         "Verbose mode");
377     ACPI_OPTION ("-vd",         "Display build date and time");
378     ACPI_OPTION ("-y",          "Suppress file overwrite prompts");
379 }
380 
381 
382 /******************************************************************************
383  *
384  * FUNCTION:    main
385  *
386  * DESCRIPTION: C main function
387  *
388  ******************************************************************************/
389 
390 int ACPI_SYSTEM_XFACE
main(int argc,char * argv[])391 main (
392     int                     argc,
393     char                    *argv[])
394 {
395     int                     j;
396     ACPI_CONVERSION_TABLE   *ConversionTable = NULL;
397     char                    *SourcePath;
398     char                    *TargetPath;
399     UINT32                  FileType;
400 
401 
402     ACPI_DEBUG_INITIALIZE (); /* For debug version only */
403     AcpiOsInitialize ();
404     printf (ACPI_COMMON_SIGNON (AS_UTILITY_NAME));
405 
406     if (argc < 2)
407     {
408         AsDisplayUsage ();
409         return (0);
410     }
411 
412     /* Command line options */
413 
414     while ((j = AcpiGetopt (argc, argv, AS_SUPPORTED_OPTIONS)) != ACPI_OPT_END) switch(j)
415     {
416     case 'l':
417 
418         /* Linux code generation */
419 
420         printf ("Creating Linux source code\n");
421         ConversionTable = &LinuxConversionTable;
422         Gbl_WidenDeclarations = TRUE;
423         Gbl_IgnoreLoneLineFeeds = TRUE;
424         break;
425 
426     case 'c':
427 
428         /* Cleanup code */
429 
430         printf ("Code cleanup\n");
431         ConversionTable = &CleanupConversionTable;
432         Gbl_Cleanup = TRUE;
433         break;
434 
435     case 'h':
436 
437         /* Inject Dual-license header */
438 
439         printf ("Inserting Dual-license header to all modules\n");
440         ConversionTable = &LicenseConversionTable;
441         break;
442 
443     case 'i':
444 
445         /* Cleanup wrong indent result */
446 
447         printf ("Cleaning up macro indentation\n");
448         ConversionTable = &IndentConversionTable;
449         Gbl_IgnoreLoneLineFeeds = TRUE;
450         Gbl_IgnoreTranslationEscapes = TRUE;
451         break;
452 
453     case 's':
454 
455         /* Statistics only */
456 
457         break;
458 
459     case 'u':
460 
461         /* custom conversion  */
462 
463         printf ("Custom source translation\n");
464         ConversionTable = &CustomConversionTable;
465         break;
466 
467     case 'v':
468 
469         switch (AcpiGbl_Optarg[0])
470         {
471         case '^':  /* -v: (Version): signon already emitted, just exit */
472 
473             exit (0);
474 
475         case 'b':
476 
477             /* Verbose mode */
478 
479             Gbl_VerboseMode = TRUE;
480             break;
481 
482         case 'd':
483 
484             printf (ACPI_COMMON_BUILD_TIME);
485             return (0);
486 
487         default:
488 
489             printf ("Unknown option: -v%s\n", AcpiGbl_Optarg);
490             return (-1);
491         }
492 
493         break;
494 
495     case 'y':
496 
497         /* Batch mode */
498 
499         Gbl_BatchMode = TRUE;
500         break;
501 
502     case 'd':
503 
504         /* Leave debug statements in */
505 
506         Gbl_DebugStatementsMode = TRUE;
507         break;
508 
509     case 'q':
510 
511         /* Quiet mode */
512 
513         Gbl_QuietMode = TRUE;
514         break;
515 
516     case 'a':
517 
518         Gbl_CheckAscii = TRUE;
519         break;
520 
521     default:
522 
523         AsDisplayUsage ();
524         return (-1);
525     }
526 
527 
528     SourcePath = argv[AcpiGbl_Optind];
529     if (!SourcePath)
530     {
531         printf ("Missing source path\n");
532         AsDisplayUsage ();
533         return (-1);
534     }
535 
536     /* This option checks the entire file for printable ascii chars */
537 
538     if (Gbl_CheckAscii)
539     {
540         AsProcessOneFile (NULL, NULL, NULL, 0, SourcePath, FILE_TYPE_SOURCE);
541         return (0);
542     }
543 
544     TargetPath = argv[AcpiGbl_Optind+1];
545 
546     if (!ConversionTable)
547     {
548         /* Just generate statistics. Ignore target path */
549 
550         TargetPath = SourcePath;
551 
552         printf ("Source code statistics only\n");
553         ConversionTable = &StatsConversionTable;
554     }
555     else if (!TargetPath)
556     {
557         TargetPath = SourcePath;
558     }
559 
560     if (Gbl_DebugStatementsMode)
561     {
562         ConversionTable->SourceFunctions &= ~CVT_REMOVE_DEBUG_MACROS;
563     }
564 
565     /*
566      * Set LF only support. Note ACPI_SRC_OS_LF_ONLY indicates that newlines
567      * are represented as LF only rather than CR/LF
568      */
569     ConversionTable->Flags |= ACPI_SRC_OS_LF_ONLY;
570     Gbl_IgnoreLoneLineFeeds = ACPI_SRC_OS_LF_ONLY;
571 
572     /* Check source and target paths and files */
573 
574     if (AsExaminePaths (ConversionTable, SourcePath, TargetPath, &FileType))
575     {
576         return (-1);
577     }
578 
579     /* Source/target can be either directories or a files */
580 
581     if (FileType == S_IFDIR)
582     {
583         /* Process the directory tree */
584 
585         AsProcessTree (ConversionTable, SourcePath, TargetPath);
586     }
587     else
588     {
589         if (Gbl_CheckAscii)
590         {
591             AsProcessOneFile (NULL, NULL, NULL, 0,
592                 SourcePath, FILE_TYPE_SOURCE);
593             return (0);
594         }
595 
596         /* Process a single file */
597 
598         /* Differentiate between source and header files */
599 
600         if (strstr (SourcePath, ".h"))
601         {
602             AsProcessOneFile (ConversionTable, NULL, TargetPath, 0,
603                 SourcePath, FILE_TYPE_HEADER);
604         }
605         else if (strstr (SourcePath, ".c"))
606         {
607             AsProcessOneFile (ConversionTable, NULL, TargetPath, 0,
608                 SourcePath, FILE_TYPE_SOURCE);
609         }
610         else if (strstr (SourcePath, ".patch"))
611         {
612             AsProcessOneFile (ConversionTable, NULL, TargetPath, 0,
613                 SourcePath, FILE_TYPE_PATCH);
614         }
615         else
616         {
617             printf ("Unknown file type - %s\n", SourcePath);
618         }
619     }
620 
621     /* Always display final summary and stats */
622 
623     AsDisplayStats ();
624     return (0);
625 }
626