1 /******************************************************************************
2 *
3 * Module Name: aslmain - compiler main and utilities
4 *
5 *****************************************************************************/
6
7 /******************************************************************************
8 *
9 * 1. Copyright Notice
10 *
11 * Some or all of this work - Copyright (c) 1999 - 2018, 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 #define _DECLARE_GLOBALS
153
154 #include "aslcompiler.h"
155 #include "acapps.h"
156 #include "acdisasm.h"
157 #include <signal.h>
158
159 #define _COMPONENT ACPI_COMPILER
160 ACPI_MODULE_NAME ("aslmain")
161
162 /*
163 * Main routine for the iASL compiler.
164 *
165 * Portability note: The compiler depends upon the host for command-line
166 * wildcard support - it is not implemented locally. For example:
167 *
168 * Linux/Unix systems: Shell expands wildcards automatically.
169 *
170 * Windows: The setargv.obj module must be linked in to automatically
171 * expand wildcards.
172 */
173
174 /* Local prototypes */
175
176 static void ACPI_SYSTEM_XFACE
177 AslSignalHandler (
178 int Sig);
179
180 static void
181 AslInitialize (
182 void);
183
184
185 /*******************************************************************************
186 *
187 * FUNCTION: main
188 *
189 * PARAMETERS: Standard argc/argv
190 *
191 * RETURN: Program termination code
192 *
193 * DESCRIPTION: C main routine for the iASL Compiler/Disassembler. Process
194 * command line options and begin the compile/disassembly for each file on
195 * the command line (wildcards supported).
196 *
197 ******************************************************************************/
198
199 int ACPI_SYSTEM_XFACE
main(int argc,char ** argv)200 main (
201 int argc,
202 char **argv)
203 {
204 ACPI_STATUS Status;
205 int Index1;
206 int Index2;
207 int ReturnStatus = 0;
208
209
210 signal (SIGINT, AslSignalHandler);
211
212 /*
213 * Big-endian machines are not currently supported. ACPI tables must
214 * be little-endian, and support for big-endian machines needs to
215 * be implemented.
216 */
217 if (UtIsBigEndianMachine ())
218 {
219 fprintf (stderr,
220 "iASL is not currently supported on big-endian machines.\n");
221 return (-1);
222 }
223
224 AcpiOsInitialize ();
225 ACPI_DEBUG_INITIALIZE (); /* For debug version only */
226
227 /* Initialize preprocessor and compiler before command line processing */
228
229 AcpiGbl_ExternalFileList = NULL;
230 AcpiDbgLevel = 0;
231 PrInitializePreprocessor ();
232 AslInitialize ();
233
234 Index1 = Index2 =
235 AslCommandLine (argc, argv);
236
237 /* Allocate the line buffer(s), must be after command line */
238
239 Gbl_LineBufferSize /= 2;
240 UtExpandLineBuffers ();
241
242 /* Perform global actions first/only */
243
244 if (Gbl_DisassembleAll)
245 {
246 while (argv[Index1])
247 {
248 Status = AcpiDmAddToExternalFileList (argv[Index1]);
249 if (ACPI_FAILURE (Status))
250 {
251 return (-1);
252 }
253
254 Index1++;
255 }
256 }
257
258
259 /* Process each pathname/filename in the list, with possible wildcards */
260
261 while (argv[Index2])
262 {
263 /*
264 * If -p not specified, we will use the input filename as the
265 * output filename prefix
266 */
267 if (Gbl_UseDefaultAmlFilename)
268 {
269 Gbl_OutputFilenamePrefix = argv[Index2];
270 UtConvertBackslashes (Gbl_OutputFilenamePrefix);
271 }
272
273 Status = AslDoOneFile (argv[Index2]);
274 if (ACPI_FAILURE (Status))
275 {
276 ReturnStatus = -1;
277 goto CleanupAndExit;
278 }
279
280 Index2++;
281 }
282
283
284 CleanupAndExit:
285
286 UtFreeLineBuffers ();
287 AslParserCleanup ();
288
289 if (AcpiGbl_ExternalFileList)
290 {
291 AcpiDmClearExternalFileList();
292 }
293
294 return (ReturnStatus);
295 }
296
297
298 /******************************************************************************
299 *
300 * FUNCTION: AslSignalHandler
301 *
302 * PARAMETERS: Sig - Signal that invoked this handler
303 *
304 * RETURN: None
305 *
306 * DESCRIPTION: Signal interrupt handler. Delete any intermediate files and
307 * any output files that may be left in an indeterminate state.
308 * Currently handles SIGINT (control-c).
309 *
310 *****************************************************************************/
311
312 static void ACPI_SYSTEM_XFACE
AslSignalHandler(int Sig)313 AslSignalHandler (
314 int Sig)
315 {
316 UINT32 i;
317
318
319 signal (Sig, SIG_IGN);
320 fflush (stdout);
321 fflush (stderr);
322
323 switch (Sig)
324 {
325 case SIGINT:
326
327 printf ("\n" ASL_PREFIX "<Control-C>\n");
328 break;
329
330 default:
331
332 printf (ASL_PREFIX "Unknown interrupt signal (%u)\n", Sig);
333 break;
334 }
335
336 /*
337 * Close all open files
338 * Note: the .pre file is the same as the input source file
339 */
340 Gbl_Files[ASL_FILE_PREPROCESSOR].Handle = NULL;
341
342 for (i = ASL_FILE_INPUT; i < ASL_MAX_FILE_TYPE; i++)
343 {
344 FlCloseFile (i);
345 }
346
347 /* Delete any output files */
348
349 for (i = ASL_FILE_AML_OUTPUT; i < ASL_MAX_FILE_TYPE; i++)
350 {
351 FlDeleteFile (i);
352 }
353
354 printf (ASL_PREFIX "Terminating\n");
355 exit (0);
356 }
357
358
359 /*******************************************************************************
360 *
361 * FUNCTION: AslInitialize
362 *
363 * PARAMETERS: None
364 *
365 * RETURN: None
366 *
367 * DESCRIPTION: Initialize compiler globals
368 *
369 ******************************************************************************/
370
371 static void
AslInitialize(void)372 AslInitialize (
373 void)
374 {
375 UINT32 i;
376
377
378 AcpiGbl_DmOpt_Verbose = FALSE;
379
380 /* Default integer width is 32 bits */
381
382 AcpiGbl_IntegerBitWidth = 32;
383 AcpiGbl_IntegerNybbleWidth = 8;
384 AcpiGbl_IntegerByteWidth = 4;
385
386 for (i = 0; i < ASL_NUM_FILES; i++)
387 {
388 Gbl_Files[i].Handle = NULL;
389 Gbl_Files[i].Filename = NULL;
390 }
391
392 Gbl_Files[ASL_FILE_STDOUT].Handle = stdout;
393 Gbl_Files[ASL_FILE_STDOUT].Filename = "STDOUT";
394
395 Gbl_Files[ASL_FILE_STDERR].Handle = stderr;
396 Gbl_Files[ASL_FILE_STDERR].Filename = "STDERR";
397 }
398