33edaff902eb59598f4df5e371f0eb826467b571
[SCSI2SD-V6.git] / src / scsi2sd-util6 / ConfigUtil.cc
1 //      Copyright (C) 2014 Michael McMaster <michael@codesrc.com>
2 //
3 //      This file is part of SCSI2SD.
4 //
5 //      SCSI2SD is free software: you can redistribute it and/or modify
6 //      it under the terms of the GNU General Public License as published by
7 //      the Free Software Foundation, either version 3 of the License, or
8 //      (at your option) any later version.
9 //
10 //      SCSI2SD is distributed in the hope that it will be useful,
11 //      but WITHOUT ANY WARRANTY; without even the implied warranty of
12 //      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 //      GNU General Public License for more details.
14 //
15 //      You should have received a copy of the GNU General Public License
16 //      along with SCSI2SD.  If not, see <http://www.gnu.org/licenses/>.
17
18 #include "ConfigUtil.hh"
19
20 #include <limits>
21 #include <sstream>
22 #include <stdexcept>
23
24 #include <string.h>
25
26 #include <wx/wxprec.h>
27 #ifndef WX_PRECOMP
28 #include <wx/wx.h>
29 #endif
30 #include <wx/base64.h>
31 #include <wx/buffer.h>
32 #include <wx/xml/xml.h>
33
34
35 using namespace SCSI2SD;
36
37 namespace
38 {
39         // Endian conversion routines.
40         // The Cortex-M3 inside the Cypress PSoC 5LP is a
41         // little-endian device.
42
43         bool isHostLE()
44         {
45                 union
46                 {
47                         int i;
48                         char c[sizeof(int)];
49                 } x;
50                 x.i = 1;
51                 return (x.c[0] == 1);
52         }
53
54         uint16_t toLE16(uint16_t in)
55         {
56                 if (isHostLE())
57                 {
58                         return in;
59                 }
60                 else
61                 {
62                         return (in >> 8) | (in << 8);
63                 }
64         }
65         uint16_t fromLE16(uint16_t in)
66         {
67                 return toLE16(in);
68         }
69
70         uint32_t toLE32(uint32_t in)
71         {
72                 if (isHostLE())
73                 {
74                         return in;
75                 }
76                 else
77                 {
78                         return (in >> 24) |
79                                 ((in >> 8) & 0xff00) |
80                                 ((in << 8) & 0xff0000) |
81                                 (in << 24);
82                 }
83         }
84         uint32_t fromLE32(uint32_t in)
85         {
86                 return toLE32(in);
87         }
88
89 }
90
91 S2S_BoardCfg
92 ConfigUtil::DefaultBoardConfig()
93 {
94         S2S_BoardCfg config;
95         memset(&config, 0, sizeof(config));
96
97         memcpy(config.magic, "BCFG", 4);
98
99
100         // Default to maximum fail-safe options.
101         config.flags6 = S2S_CFG_ENABLE_TERMINATOR;
102         config.selectionDelay = 255; // auto
103
104         return config;
105 }
106
107 S2S_TargetCfg
108 ConfigUtil::Default(size_t targetIdx)
109 {
110         S2S_TargetCfg config;
111         memset(&config, 0, sizeof(config));
112
113         config.scsiId = targetIdx;
114         if (targetIdx == 0)
115         {
116                 config.scsiId = config.scsiId | S2S_CFG_TARGET_ENABLED;
117         }
118         config.deviceType = S2S_CFG_FIXED;
119
120         // Default to maximum fail-safe options.
121         config.flagsDEPRECATED = 0;
122         config.deviceTypeModifier = 0;
123         config.sdSectorStart = 0;
124
125         // Default to 2GB. Many systems have trouble with > 2GB disks, and
126         // a few start to complain at 1GB.
127         config.scsiSectors = 4194303; // 2GB - 1 sector
128         config.bytesPerSector = 512;
129         config.sectorsPerTrack = 63;
130         config.headsPerCylinder = 255;
131         memcpy(config.vendor, " codesrc", 8);
132         memcpy(config.prodId, "         SCSI2SD", 16);
133         memcpy(config.revision, " 6.0", 4);
134         memcpy(config.serial, "1234567812345678", 16);
135
136         // Reserved fields, already set to 0
137         // config.reserved
138
139         // not supported yet.
140         // config.vpd
141
142         return config;
143 }
144
145
146 S2S_TargetCfg
147 ConfigUtil::fromBytes(const uint8_t* data)
148 {
149         S2S_TargetCfg result;
150         memcpy(&result, data, sizeof(S2S_TargetCfg));
151         result.sdSectorStart = toLE32(result.sdSectorStart);
152         result.scsiSectors = toLE32(result.scsiSectors);
153         result.bytesPerSector = toLE16(result.bytesPerSector);
154         result.sectorsPerTrack = toLE16(result.sectorsPerTrack);
155         result.headsPerCylinder = toLE16(result.headsPerCylinder);
156         return result;
157 }
158
159
160 std::vector<uint8_t>
161 ConfigUtil::toBytes(const S2S_TargetCfg& _config)
162 {
163         S2S_TargetCfg config(_config);
164         config.sdSectorStart = fromLE32(config.sdSectorStart);
165         config.scsiSectors = fromLE32(config.scsiSectors);
166         config.bytesPerSector = fromLE16(config.bytesPerSector);
167         config.sectorsPerTrack = fromLE16(config.sectorsPerTrack);
168         config.headsPerCylinder = fromLE16(config.headsPerCylinder);
169
170         const uint8_t* begin = reinterpret_cast<const uint8_t*>(&config);
171         return std::vector<uint8_t>(begin, begin + sizeof(config));
172 }
173
174 S2S_BoardCfg
175 ConfigUtil::boardConfigFromBytes(const uint8_t* data)
176 {
177         S2S_BoardCfg result;
178         memcpy(&result, data, sizeof(S2S_BoardCfg));
179
180         if (memcmp("BCFG", result.magic, 4))
181         {
182                 return DefaultBoardConfig();
183         }
184
185         return result;
186 }
187
188
189 std::vector<uint8_t>
190 ConfigUtil::boardConfigToBytes(const S2S_BoardCfg& _config)
191 {
192         S2S_BoardCfg config(_config);
193
194         memcpy(config.magic, "BCFG", 4);
195         const uint8_t* begin = reinterpret_cast<const uint8_t*>(&config);
196         return std::vector<uint8_t>(begin, begin + sizeof(config));
197 }
198
199 std::string
200 ConfigUtil::toXML(const S2S_TargetCfg& config)
201 {
202         std::stringstream s;
203
204         s <<
205                 "<SCSITarget id=\"" <<
206                         static_cast<int>(config.scsiId & S2S_CFG_TARGET_ID_BITS) << "\">\n" <<
207
208                 "       <enabled>" <<
209                         (config.scsiId & S2S_CFG_TARGET_ENABLED ? "true" : "false") <<
210                         "</enabled>\n" <<
211
212                 "\n" <<
213                 "       <!-- ********************************************************\n" <<
214                 "       Space separated list. Available options:\n" <<
215                 "       apple\t\tReturns Apple-specific mode pages\n" <<
216                 "       omti\t\tOMTI host non-standard link control\n" <<
217                 "       xebec\t\tXEBEC ignore step options in control byte\n" <<
218                 "       ********************************************************* -->\n" <<
219                 "       <quirks>";
220         if (config.quirks == S2S_CFG_QUIRKS_APPLE)
221         {
222                 s << "apple";
223         }
224         else if (config.quirks == S2S_CFG_QUIRKS_OMTI)
225         {
226                 s << "omti";
227         }
228         else if (config.quirks == S2S_CFG_QUIRKS_XEBEC)
229         {
230                 s << "xebec";
231         }
232
233         s <<
234                         "</quirks>\n" <<
235
236                 "\n\n" <<
237                 "       <!-- ********************************************************\n" <<
238                 "       0x0    Fixed hard drive.\n" <<
239                 "       0x1    Removable drive.\n" <<
240                 "       0x2    Optical drive  (ie. CD drive).\n" <<
241                 "       0x3    1.44MB Floppy Drive.\n" <<
242                 "       ********************************************************* -->\n" <<
243                 "       <deviceType>0x" <<
244                                 std::hex << static_cast<int>(config.deviceType) <<
245                         "</deviceType>\n" <<
246
247                 "\n\n" <<
248                 "       <!-- ********************************************************\n" <<
249                 "       Device type modifier is usually 0x00. Only change this if your\n" <<
250                 "       OS requires some special value.\n" <<
251                 "\n" <<
252                 "       0x4C    Data General Micropolis disk\n" <<
253                 "       ********************************************************* -->\n" <<
254                 "       <deviceTypeModifier>0x" <<
255                                 std::hex << static_cast<int>(config.deviceTypeModifier) <<
256                         "</deviceTypeModifier>\n" <<
257
258                 "\n\n" <<
259                 "       <!-- ********************************************************\n" <<
260                 "       SD card offset, as a sector number (always 512 bytes).\n" <<
261                 "       ********************************************************* -->\n" <<
262                 "       <sdSectorStart>" << std::dec << config.sdSectorStart << "</sdSectorStart>\n" <<
263                 "\n\n" <<
264                 "       <!-- ********************************************************\n" <<
265                 "       Drive geometry settings.\n" <<
266                 "       ********************************************************* -->\n" <<
267                 "\n"
268                 "       <scsiSectors>" << std::dec << config.scsiSectors << "</scsiSectors>\n" <<
269                 "       <bytesPerSector>" << std::dec << config.bytesPerSector << "</bytesPerSector>\n" <<
270                 "       <sectorsPerTrack>" << std::dec << config.sectorsPerTrack<< "</sectorsPerTrack>\n" <<
271                 "       <headsPerCylinder>" << std::dec << config.headsPerCylinder << "</headsPerCylinder>\n" <<
272                 "\n\n" <<
273                 "       <!-- ********************************************************\n" <<
274                 "       Drive identification information. The SCSI2SD doesn't\n" <<
275                 "       care what these are set to. Use these strings to trick a OS\n" <<
276                 "       thinking a specific hard drive model is attached.\n" <<
277                 "       ********************************************************* -->\n" <<
278                 "\n"
279                 "       <!-- 8 character vendor string -->\n" <<
280                 "       <!-- For Apple HD SC Setup/Drive Setup, use ' SEAGATE' -->\n" <<
281                 "       <vendor>" << std::string(config.vendor, 8) << "</vendor>\n" <<
282                 "\n" <<
283                 "       <!-- 16 character produce identifier -->\n" <<
284                 "       <!-- For Apple HD SC Setup/Drive Setup, use '          ST225N' -->\n" <<
285                 "       <prodId>" << std::string(config.prodId, 16) << "</prodId>\n" <<
286                 "\n" <<
287                 "       <!-- 4 character product revision number -->\n" <<
288                 "       <!-- For Apple HD SC Setup/Drive Setup, use '1.0 ' -->\n" <<
289                 "       <revision>" << std::string(config.revision, 4) << "</revision>\n" <<
290                 "\n" <<
291                 "       <!-- 16 character serial number -->\n" <<
292                 "       <serial>" << std::string(config.serial, 16) << "</serial>\n" <<
293                 "\n" <<
294                 "</SCSITarget>\n";
295
296         return s.str();
297 }
298
299 std::string
300 ConfigUtil::toXML(const S2S_BoardCfg& config)
301 {
302         std::stringstream s;
303
304         s << "<S2S_BoardCfg>\n" <<
305
306                 "       <!-- ********************************************************\n" <<
307                 "       Enable the onboard active terminator.\n"
308                 "       Both ends of the SCSI chain should be terminated. Disable\n" <<
309                 "       only if the SCSI2SD is in the middle of a chain with other\n" <<
310                 "       devices.\n" <<
311                 "       ********************************************************* -->\n" <<
312                 "       <enableTerminator>" <<
313                         (config.flags6 & S2S_CFG_ENABLE_TERMINATOR ? "true" : "false") <<
314                         "</enableTerminator>\n" <<
315
316                 "       <unitAttention>" <<
317                         (config.flags & S2S_CFG_ENABLE_UNIT_ATTENTION ? "true" : "false") <<
318                         "</unitAttention>\n" <<
319
320                 "       <parity>" <<
321                         (config.flags & S2S_CFG_ENABLE_PARITY ? "true" : "false") <<
322                         "</parity>\n" <<
323
324                 "       <!-- ********************************************************\n" <<
325                 "       Only set to true when using with a fast SCSI2 host\n " <<
326                 "       controller. This can cause problems with older/slower\n" <<
327                 "       hardware.\n" <<
328                 "       ********************************************************* -->\n" <<
329                 "       <enableScsi2>" <<
330                         (config.flags & S2S_CFG_ENABLE_SCSI2 ? "true" : "false") <<
331                         "</enableScsi2>\n" <<
332
333                 "       <!-- ********************************************************\n" <<
334                 "       Respond to very short duration selection attempts. This supports\n" <<
335                 "       non-standard hardware, but is generally safe to enable.\n" <<
336                 "       Required for Philips P2000C.\n" <<
337                 "       ********************************************************* -->\n" <<
338                 "       <selLatch>" <<
339                         (config.flags & S2S_CFG_ENABLE_SEL_LATCH? "true" : "false") <<
340                         "</selLatch>\n" <<
341
342
343                 "       <!-- ********************************************************\n" <<
344                 "       Convert luns to IDs. The unit must already be configured to respond\n" <<
345                 "       on the ID. Allows dual drives to be accessed from a \n" <<
346                 "       XEBEC S1410 SASI bridge.\n" <<
347                 "       eg. Configured for dual drives as IDs 0 and 1, but the XEBEC will\n" <<
348                 "       access the second disk as ID0, lun 1.\n" <<
349                 "       See ttp://bitsavers.trailing-edge.com/pdf/xebec/104524C_S1410Man_Aug83.pdf\n" <<
350                 "       ********************************************************* -->\n" <<
351                 "       <mapLunsToIds>" <<
352                         (config.flags & S2S_CFG_MAP_LUNS_TO_IDS ? "true" : "false") <<
353                         "</mapLunsToIds>\n" <<
354
355
356                 "       <!-- ********************************************************\n" <<
357                 "       Delay (in milliseconds) before responding to a SCSI selection.\n" <<
358                 "       255 (auto) sets it to 0 for SCSI2 hosts and 1ms otherwise.\n" <<
359                 "       Some samplers need this set to 1 manually.\n" <<
360                 "       ********************************************************* -->\n" <<
361                 "       <selectionDelay>" << static_cast<int>(config.selectionDelay) << "</selectionDelay>\n" <<
362
363                 "       <!-- ********************************************************\n" <<
364                 "       Startup delay (in seconds) before responding to the SCSI bus \n" <<
365                 "       after power on. Default = 0.\n" <<
366                 "       ********************************************************* -->\n" <<
367                 "       <startupDelay>" << static_cast<int>(config.startupDelay) << "</startupDelay>\n" <<
368
369                 "       <!-- ********************************************************\n" <<
370                 "       Speed limit the SCSI interface. This is the -max- speed the \n" <<
371                 "       device will run at. The actual spee depends on the capability\n" <<
372                 "       of the host controller.\n" <<
373                 "       0       No limit\n" <<
374                 "       1       Async 1.5MB/s\n" <<
375                 "       2       Async 3.3MB/s\n" <<
376                 "       3       Async 5MB/s\n" <<
377                 "       4       Sync 5MB/s\n" <<
378                 "       5       Sync 10MB/s\n" <<
379                 "       ********************************************************* -->\n" <<
380                 "       <scsiSpeed>" << static_cast<int>(config.scsiSpeed) << "</scsiSpeed>\n" <<
381
382                 "</S2S_BoardCfg>\n";
383
384         return s.str();
385 }
386
387
388 static uint64_t parseInt(wxXmlNode* node, uint64_t limit)
389 {
390         std::string str(node->GetNodeContent().mb_str());
391         if (str.empty())
392         {
393                 throw std::runtime_error("Empty " + node->GetName());
394         }
395
396         std::stringstream s;
397         if (str.find("0x") == 0)
398         {
399                 s << std::hex << str.substr(2);
400         }
401         else
402         {
403                 s << str;
404         }
405
406         uint64_t result;
407         s >> result;
408         if (!s)
409         {
410                 throw std::runtime_error("Invalid value for " + node->GetName());
411         }
412
413         if (result > limit)
414         {
415                 std::stringstream msg;
416                 msg << "Invalid value for " << node->GetName() <<
417                         " (max=" << limit << ")";
418                 throw std::runtime_error(msg.str());
419         }
420         return result;
421 }
422
423 static S2S_TargetCfg
424 parseTarget(wxXmlNode* node)
425 {
426         int id;
427         {
428                 std::stringstream s;
429                 s << node->GetAttribute("id", "7");
430                 s >> id;
431                 if (!s) throw std::runtime_error("Could not parse SCSITarget id attr");
432         }
433         S2S_TargetCfg result = ConfigUtil::Default(id & 0x7);
434
435         wxXmlNode *child = node->GetChildren();
436         while (child)
437         {
438                 if (child->GetName() == "enabled")
439                 {
440                         std::string s(child->GetNodeContent().mb_str());
441                         if (s == "true")
442                         {
443                                 result.scsiId |= S2S_CFG_TARGET_ENABLED;
444                         }
445                         else
446                         {
447                                 result.scsiId = result.scsiId & ~S2S_CFG_TARGET_ENABLED;
448                         }
449                 }
450                 else if (child->GetName() == "quirks")
451                 {
452                         std::stringstream s(std::string(child->GetNodeContent().mb_str()));
453                         std::string quirk;
454                         while (s >> quirk)
455                         {
456                                 if (quirk == "apple")
457                                 {
458                                         result.quirks |= S2S_CFG_QUIRKS_APPLE;
459                                 }
460                                 else if (quirk == "omti")
461                                 {
462                                         result.quirks |= S2S_CFG_QUIRKS_OMTI;
463                                 }
464                                 else if (quirk == "xebec")
465                                 {
466                                         result.quirks |= S2S_CFG_QUIRKS_XEBEC;
467                                 }
468                         }
469                 }
470                 else if (child->GetName() == "deviceType")
471                 {
472                         result.deviceType = parseInt(child, 0xFF);
473                 }
474                 else if (child->GetName() == "deviceTypeModifier")
475                 {
476                         result.deviceTypeModifier = parseInt(child, 0xFF);
477                 }
478                 else if (child->GetName() == "sdSectorStart")
479                 {
480                         result.sdSectorStart = parseInt(child, 0xFFFFFFFF);
481                 }
482                 else if (child->GetName() == "scsiSectors")
483                 {
484                         result.scsiSectors = parseInt(child, 0xFFFFFFFF);
485                 }
486                 else if (child->GetName() == "bytesPerSector")
487                 {
488                         result.bytesPerSector = parseInt(child, 8192);
489                 }
490                 else if (child->GetName() == "sectorsPerTrack")
491                 {
492                         result.sectorsPerTrack = parseInt(child, 255);
493                 }
494                 else if (child->GetName() == "headsPerCylinder")
495                 {
496                         result.headsPerCylinder = parseInt(child, 255);
497                 }
498                 else if (child->GetName() == "vendor")
499                 {
500                         std::string s(child->GetNodeContent().mb_str());
501                         s = s.substr(0, sizeof(result.vendor));
502                         memset(result.vendor, ' ', sizeof(result.vendor));
503                         memcpy(result.vendor, s.c_str(), s.size());
504                 }
505                 else if (child->GetName() == "prodId")
506                 {
507                         std::string s(child->GetNodeContent().mb_str());
508                         s = s.substr(0, sizeof(result.prodId));
509                         memset(result.prodId, ' ', sizeof(result.prodId));
510                         memcpy(result.prodId, s.c_str(), s.size());
511                 }
512                 else if (child->GetName() == "revision")
513                 {
514                         std::string s(child->GetNodeContent().mb_str());
515                         s = s.substr(0, sizeof(result.revision));
516                         memset(result.revision, ' ', sizeof(result.revision));
517                         memcpy(result.revision, s.c_str(), s.size());
518                 }
519                 else if (child->GetName() == "serial")
520                 {
521                         std::string s(child->GetNodeContent().mb_str());
522                         s = s.substr(0, sizeof(result.serial));
523                         memset(result.serial, ' ', sizeof(result.serial));
524                         memcpy(result.serial, s.c_str(), s.size());
525                 }
526
527
528                 child = child->GetNext();
529         }
530         return result;
531 }
532
533 static S2S_BoardCfg
534 parseBoardConfig(wxXmlNode* node)
535 {
536         S2S_BoardCfg result = ConfigUtil::DefaultBoardConfig();
537
538         wxXmlNode *child = node->GetChildren();
539         while (child)
540         {
541                 if (child->GetName() == "selectionDelay")
542                 {
543                         result.selectionDelay = parseInt(child, 255);
544                 }
545                 else if (child->GetName() == "startupDelay")
546                 {
547                         result.startupDelay = parseInt(child, 255);
548                 }
549                 else if (child->GetName() == "unitAttention")
550                 {
551                         std::string s(child->GetNodeContent().mb_str());
552                         if (s == "true")
553                         {
554                                 result.flags |= S2S_CFG_ENABLE_UNIT_ATTENTION;
555                         }
556                         else
557                         {
558                                 result.flags = result.flags & ~S2S_CFG_ENABLE_UNIT_ATTENTION;
559                         }
560                 }
561                 else if (child->GetName() == "parity")
562                 {
563                         std::string s(child->GetNodeContent().mb_str());
564                         if (s == "true")
565                         {
566                                 result.flags |= S2S_CFG_ENABLE_PARITY;
567                         }
568                         else
569                         {
570                                 result.flags = result.flags & ~S2S_CFG_ENABLE_PARITY;
571                         }
572                 }
573                 else if (child->GetName() == "enableScsi2")
574                 {
575                         std::string s(child->GetNodeContent().mb_str());
576                         if (s == "true")
577                         {
578                                 result.flags |= S2S_CFG_ENABLE_SCSI2;
579                         }
580                         else
581                         {
582                                 result.flags = result.flags & ~S2S_CFG_ENABLE_SCSI2;
583                         }
584                 }
585                 else if (child->GetName() == "enableTerminator")
586                 {
587                         std::string s(child->GetNodeContent().mb_str());
588                         if (s == "true")
589                         {
590                                 result.flags6 |= S2S_CFG_ENABLE_TERMINATOR;
591                         }
592                         else
593                         {
594                                 result.flags6 = result.flags & ~S2S_CFG_ENABLE_TERMINATOR;
595                         }
596                 }
597                 else if (child->GetName() == "selLatch")
598                 {
599                         std::string s(child->GetNodeContent().mb_str());
600                         if (s == "true")
601                         {
602                                 result.flags |= S2S_CFG_ENABLE_SEL_LATCH;
603                         }
604                         else
605                         {
606                                 result.flags = result.flags & ~S2S_CFG_ENABLE_SEL_LATCH;
607                         }
608                 }
609                 else if (child->GetName() == "mapLunsToIds")
610                 {
611                         std::string s(child->GetNodeContent().mb_str());
612                         if (s == "true")
613                         {
614                                 result.flags |= S2S_CFG_MAP_LUNS_TO_IDS;
615                         }
616                         else
617                         {
618                                 result.flags = result.flags & ~S2S_CFG_MAP_LUNS_TO_IDS;
619                         }
620                 }
621                 else if (child->GetName() == "scsiSpeed")
622                 {
623                         result.scsiSpeed = parseInt(child, S2S_CFG_SPEED_SYNC_10);
624                 }
625                 child = child->GetNext();
626         }
627         return result;
628 }
629
630
631 std::pair<S2S_BoardCfg, std::vector<S2S_TargetCfg>>
632 ConfigUtil::fromXML(const std::string& filename)
633 {
634         wxXmlDocument doc;
635         if (!doc.Load(filename))
636         {
637                 throw std::runtime_error("Could not load XML file");
638         }
639
640         // start processing the XML file
641         if (doc.GetRoot()->GetName() != "SCSI2SD")
642         {
643                 throw std::runtime_error("Invalid root node, expected <SCSI2SD>");
644         }
645
646         S2S_BoardCfg boardConfig = DefaultBoardConfig();
647         int boardConfigFound = 0;
648
649         std::vector<S2S_TargetCfg> targets;
650         wxXmlNode *child = doc.GetRoot()->GetChildren();
651         while (child)
652         {
653                 if (child->GetName() == "SCSITarget")
654                 {
655                         targets.push_back(parseTarget(child));
656                 }
657                 else if (child->GetName() == "S2S_BoardCfg")
658                 {
659                         boardConfig = parseBoardConfig(child);
660                         boardConfigFound = 1;
661                 }
662                 child = child->GetNext();
663         }
664
665         if (!boardConfigFound && targets.size() > 0)
666         {
667                 boardConfig.flags = targets[0].flagsDEPRECATED;
668         }
669         return make_pair(boardConfig, targets);
670 }
671