xref: /freebsd/sys/contrib/dev/acpica/components/utilities/utbuffer.c (revision bdd1243df58e60e85101c09001d9812a789b6bc4)
1 /******************************************************************************
2  *
3  * Module Name: utbuffer - Buffer dump routines
4  *
5  *****************************************************************************/
6 
7 /******************************************************************************
8  *
9  * 1. Copyright Notice
10  *
11  * Some or all of this work - Copyright (c) 1999 - 2022, 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 <contrib/dev/acpica/include/acpi.h>
153 #include <contrib/dev/acpica/include/accommon.h>
154 
155 #define _COMPONENT          ACPI_UTILITIES
156         ACPI_MODULE_NAME    ("utbuffer")
157 
158 
159 /*******************************************************************************
160  *
161  * FUNCTION:    AcpiUtDumpBuffer
162  *
163  * PARAMETERS:  Buffer              - Buffer to dump
164  *              Count               - Amount to dump, in bytes
165  *              Display             - BYTE, WORD, DWORD, or QWORD display:
166  *                                      DB_BYTE_DISPLAY
167  *                                      DB_WORD_DISPLAY
168  *                                      DB_DWORD_DISPLAY
169  *                                      DB_QWORD_DISPLAY
170  *              BaseOffset          - Beginning buffer offset (display only)
171  *
172  * RETURN:      None
173  *
174  * DESCRIPTION: Generic dump buffer in both hex and ascii.
175  *
176  ******************************************************************************/
177 
178 void
179 AcpiUtDumpBuffer (
180     UINT8                   *Buffer,
181     UINT32                  Count,
182     UINT32                  Display,
183     UINT32                  BaseOffset)
184 {
185     UINT32                  i = 0;
186     UINT32                  j;
187     UINT32                  Temp32;
188     UINT8                   BufChar;
189     UINT32                  DisplayDataOnly = Display & DB_DISPLAY_DATA_ONLY;
190 
191 
192     Display &= ~DB_DISPLAY_DATA_ONLY;
193     if (!Buffer)
194     {
195         AcpiOsPrintf ("Null Buffer Pointer in DumpBuffer!\n");
196         return;
197     }
198 
199     if ((Count < 4) || (Count & 0x01))
200     {
201         Display = DB_BYTE_DISPLAY;
202     }
203 
204     /* Nasty little dump buffer routine! */
205 
206     while (i < Count)
207     {
208         /* Print current offset */
209 
210         if (!DisplayDataOnly)
211         {
212             AcpiOsPrintf ("%8.4X: ", (BaseOffset + i));
213         }
214 
215         /* Print 16 hex chars */
216 
217         for (j = 0; j < 16;)
218         {
219             if (i + j >= Count)
220             {
221                 /* Dump fill spaces */
222 
223                 AcpiOsPrintf ("%*s", ((Display * 2) + 1), " ");
224                 j += Display;
225                 continue;
226             }
227 
228             switch (Display)
229             {
230             case DB_BYTE_DISPLAY:
231             default:    /* Default is BYTE display */
232 
233                 AcpiOsPrintf ("%02X ", Buffer[(ACPI_SIZE) i + j]);
234                 break;
235 
236             case DB_WORD_DISPLAY:
237 
238                 ACPI_MOVE_16_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j]);
239                 AcpiOsPrintf ("%04X ", Temp32);
240                 break;
241 
242             case DB_DWORD_DISPLAY:
243 
244                 ACPI_MOVE_32_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j]);
245                 AcpiOsPrintf ("%08X ", Temp32);
246                 break;
247 
248             case DB_QWORD_DISPLAY:
249 
250                 ACPI_MOVE_32_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j]);
251                 AcpiOsPrintf ("%08X", Temp32);
252 
253                 ACPI_MOVE_32_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j + 4]);
254                 AcpiOsPrintf ("%08X ", Temp32);
255                 break;
256             }
257 
258             j += Display;
259         }
260 
261         /*
262          * Print the ASCII equivalent characters but watch out for the bad
263          * unprintable ones (printable chars are 0x20 through 0x7E)
264          */
265         if (!DisplayDataOnly)
266         {
267             AcpiOsPrintf (" ");
268             for (j = 0; j < 16; j++)
269             {
270                 if (i + j >= Count)
271                 {
272                     AcpiOsPrintf ("\n");
273                     return;
274                 }
275 
276                 /*
277                  * Add comment characters so rest of line is ignored when
278                  * compiled
279                  */
280                 if (j == 0)
281                 {
282                     AcpiOsPrintf ("// ");
283                 }
284 
285                 BufChar = Buffer[(ACPI_SIZE) i + j];
286                 if (isprint (BufChar))
287                 {
288                     AcpiOsPrintf ("%c", BufChar);
289                 }
290                 else
291                 {
292                     AcpiOsPrintf (".");
293                 }
294             }
295 
296             /* Done with that line. */
297 
298             AcpiOsPrintf ("\n");
299         }
300         i += 16;
301     }
302 
303     return;
304 }
305 
306 
307 /*******************************************************************************
308  *
309  * FUNCTION:    AcpiUtDebugDumpBuffer
310  *
311  * PARAMETERS:  Buffer              - Buffer to dump
312  *              Count               - Amount to dump, in bytes
313  *              Display             - BYTE, WORD, DWORD, or QWORD display:
314  *                                      DB_BYTE_DISPLAY
315  *                                      DB_WORD_DISPLAY
316  *                                      DB_DWORD_DISPLAY
317  *                                      DB_QWORD_DISPLAY
318  *              ComponentID         - Caller's component ID
319  *
320  * RETURN:      None
321  *
322  * DESCRIPTION: Generic dump buffer in both hex and ascii.
323  *
324  ******************************************************************************/
325 
326 void
327 AcpiUtDebugDumpBuffer (
328     UINT8                   *Buffer,
329     UINT32                  Count,
330     UINT32                  Display,
331     UINT32                  ComponentId)
332 {
333 
334     /* Only dump the buffer if tracing is enabled */
335 
336     if (!((ACPI_LV_TABLES & AcpiDbgLevel) &&
337         (ComponentId & AcpiDbgLayer)))
338     {
339         return;
340     }
341 
342     AcpiUtDumpBuffer (Buffer, Count, Display, 0);
343 }
344 
345 
346 #ifdef ACPI_APPLICATION
347 /*******************************************************************************
348  *
349  * FUNCTION:    AcpiUtDumpBufferToFile
350  *
351  * PARAMETERS:  File                - File descriptor
352  *              Buffer              - Buffer to dump
353  *              Count               - Amount to dump, in bytes
354  *              Display             - BYTE, WORD, DWORD, or QWORD display:
355  *                                      DB_BYTE_DISPLAY
356  *                                      DB_WORD_DISPLAY
357  *                                      DB_DWORD_DISPLAY
358  *                                      DB_QWORD_DISPLAY
359  *              BaseOffset          - Beginning buffer offset (display only)
360  *
361  * RETURN:      None
362  *
363  * DESCRIPTION: Generic dump buffer in both hex and ascii to a file.
364  *
365  ******************************************************************************/
366 
367 void
368 AcpiUtDumpBufferToFile (
369     ACPI_FILE               File,
370     UINT8                   *Buffer,
371     UINT32                  Count,
372     UINT32                  Display,
373     UINT32                  BaseOffset)
374 {
375     UINT32                  i = 0;
376     UINT32                  j;
377     UINT32                  Temp32;
378     UINT8                   BufChar;
379 
380 
381     if (!Buffer)
382     {
383         fprintf (File, "Null Buffer Pointer in DumpBuffer!\n");
384         return;
385     }
386 
387     if ((Count < 4) || (Count & 0x01))
388     {
389         Display = DB_BYTE_DISPLAY;
390     }
391 
392     /* Nasty little dump buffer routine! */
393 
394     while (i < Count)
395     {
396         /* Print current offset */
397 
398         fprintf (File, "%8.4X: ", (BaseOffset + i));
399 
400         /* Print 16 hex chars */
401 
402         for (j = 0; j < 16;)
403         {
404             if (i + j >= Count)
405             {
406                 /* Dump fill spaces */
407 
408                 fprintf (File, "%*s", ((Display * 2) + 1), " ");
409                 j += Display;
410                 continue;
411             }
412 
413             switch (Display)
414             {
415             case DB_BYTE_DISPLAY:
416             default:    /* Default is BYTE display */
417 
418                 fprintf (File, "%02X ", Buffer[(ACPI_SIZE) i + j]);
419                 break;
420 
421             case DB_WORD_DISPLAY:
422 
423                 ACPI_MOVE_16_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j]);
424                 fprintf (File, "%04X ", Temp32);
425                 break;
426 
427             case DB_DWORD_DISPLAY:
428 
429                 ACPI_MOVE_32_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j]);
430                 fprintf (File, "%08X ", Temp32);
431                 break;
432 
433             case DB_QWORD_DISPLAY:
434 
435                 ACPI_MOVE_32_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j]);
436                 fprintf (File, "%08X", Temp32);
437 
438                 ACPI_MOVE_32_TO_32 (&Temp32, &Buffer[(ACPI_SIZE) i + j + 4]);
439                 fprintf (File, "%08X ", Temp32);
440                 break;
441             }
442 
443             j += Display;
444         }
445 
446         /*
447          * Print the ASCII equivalent characters but watch out for the bad
448          * unprintable ones (printable chars are 0x20 through 0x7E)
449          */
450         fprintf (File, " ");
451         for (j = 0; j < 16; j++)
452         {
453             if (i + j >= Count)
454             {
455                 fprintf (File, "\n");
456                 return;
457             }
458 
459             BufChar = Buffer[(ACPI_SIZE) i + j];
460             if (isprint (BufChar))
461             {
462                 fprintf (File, "%c", BufChar);
463             }
464             else
465             {
466                 fprintf (File, ".");
467             }
468         }
469 
470         /* Done with that line. */
471 
472         fprintf (File, "\n");
473         i += 16;
474     }
475 
476     return;
477 }
478 #endif
479