4741aa72 |
1 | /****************************************************************************** |
2 | * |
3 | * LDC2 source code |
4 | * |
7023c3ab |
5 | * $Date: 2010/01/04 02:10:59 $ |
4741aa72 |
6 | * $Author: hachti $ |
7 | * |
8 | * $Log: main.cpp,v $ |
7023c3ab |
9 | * Revision 2.6 2010/01/04 02:10:59 hachti |
10 | * *** empty log message *** |
11 | * |
12 | * Revision 2.5 2008-10-01 13:30:14 hachti |
7ced2dbe |
13 | * Added some includes |
14 | * |
15 | * Revision 2.4 2008-08-25 21:02:24 hachti |
eabafcca |
16 | * *** empty log message *** |
17 | * |
18 | * Revision 2.3 2007-05-30 02:51:16 hachti |
fe67c7be |
19 | * Changed everything towards LDC2 use. |
20 | * Worked on the buildlib.sh. |
21 | * Centralized buildlib.sh to a new lib/common directory. |
22 | * |
23 | * Revision 2.2 2007-03-26 03:20:31 hachti |
d65ad4d7 |
24 | * *** empty log message *** |
25 | * |
26 | * Revision 2.1 2007-03-26 01:15:21 hachti |
09c71e8a |
27 | * *** empty log message *** |
28 | * |
29 | * Revision 2.0 2007-03-26 01:00:40 hachti |
4741aa72 |
30 | * *** empty log message *** |
31 | * |
32 | * |
33 | ******************************************************************************/ |
34 | |
de6b6757 |
35 | #include <sys/types.h> |
36 | #include <sys/stat.h> |
37 | #include <fcntl.h> |
eabafcca |
38 | #include <unistd.h> |
39 | #include <stdlib.h> |
7023c3ab |
40 | #include <stdio.h> |
7ced2dbe |
41 | #include <stdlib.h> |
42 | |
43 | |
798b0c1d |
44 | #include <vector> |
45 | #include <string> |
09c71e8a |
46 | |
ea4c19a4 |
47 | #include "config.hh" |
48 | #include "tool.hh" |
97b26985 |
49 | |
50 | #include "tape_block.hh" |
fed2c751 |
51 | #include "data_block_0.hh" |
52 | |
798b0c1d |
53 | using namespace std; |
54 | |
7880ae2d |
55 | #ifndef BUILD_STAMP |
56 | #define BUILD_STAMP "" |
57 | #endif |
58 | |
59 | #ifndef VERSION |
60 | #define VERSION "0.0" |
61 | #endif |
62 | |
874a2bd8 |
63 | #define ID_STRING "\n ldc2 - The X16 object tape analyser\n\ |
7880ae2d |
64 | (C) 2007 Philipp Hachtmann\n\n\ |
65 | Version %s, built %s\n %s\n\n" |
66 | |
874a2bd8 |
67 | /******************************************************************************/ |
7880ae2d |
68 | |
d65ad4d7 |
69 | static FILE * stdwarn; //! Suppressable warning output file pointer. |
70 | static vector<tape_block*> tape; //! The whole tape contents. |
874a2bd8 |
71 | static vector<vector<tape_block*> > objects; //! Tape content in objects. |
7880ae2d |
72 | |
d65ad4d7 |
73 | static int errors = 0; //! Global error counter. |
74 | static int warnings= 0; //! Global warning counter. |
75 | static int errcode = 0; //! Error code for error exit routine. |
76 | |
7880ae2d |
77 | |
09c71e8a |
78 | /******************************************************************************/ |
79 | /*! |
80 | *\brief Error exit routine. |
81 | * |
82 | * This routine tests the global error counter and terminates the program |
83 | * if necessary. |
84 | */ |
874a2bd8 |
85 | void exit_on_error(){ |
86 | if (errors){ |
87 | fprintf(stderr,"Failed. (%i)\n",errcode); |
88 | exit(errcode); |
7880ae2d |
89 | } |
874a2bd8 |
90 | } |
d65ad4d7 |
91 | |
909d3603 |
92 | |
874a2bd8 |
93 | /******************************************************************************/ |
94 | /*! |
95 | *\brief Read in Tape data and do some checks and messages. |
96 | * |
97 | * This routine reads in the tape data. |
98 | * During reading in, checksums are checked and |
99 | * /da001/ information is generated. No object integrity test. |
100 | * Tape block object pointers are put into the global vector |
101 | * tape. |
102 | */ |
103 | void read_tape(){ |
104 | |
105 | tape_block * block=0; //! Pointer to current block. |
106 | bool read_ahead=true; //! Continue scanning for blocks. |
107 | int read_pointer=0; //! Read position in input. |
108 | int block_start=0; //! Start of block position in input. |
109 | int block_end=0; //! End of block position in input. |
110 | int blocks_read=0; //! Number of blocks read in. |
ad324d29 |
111 | |
874a2bd8 |
112 | bool spaced=false; //! Help flag for spaced messages. |
113 | |
114 | string message; //! A warning or help message. |
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115 | |
874a2bd8 |
116 | |
fed2c751 |
117 | while(read_ahead){ |
874a2bd8 |
118 | |
d65ad4d7 |
119 | bool err_checksum=false; //! Checksum error flag. |
120 | bool err_integrity=false; //! Integrity error flag. |
874a2bd8 |
121 | |
d65ad4d7 |
122 | bool warning=false; //! Warning flag. |
123 | bool error=false; //! Error flag. |
874a2bd8 |
124 | |
d65ad4d7 |
125 | // Try to generate block |
7880ae2d |
126 | try{ |
127 | block=tape_block::gen_from_fd(in_fd); |
7880ae2d |
128 | } |
129 | |
130 | catch(tape_block::eof_legal_exception &e){ |
131 | read_pointer+=e.get_consumed(); |
132 | break; // Immediately leave read loop. |
133 | } |
134 | |
135 | catch(tape_block::io_error_exception){ |
fed2c751 |
136 | if (in_fd){ |
d65ad4d7 |
137 | fprintf(stderr,"Error: Could not read from \"%s\"!\n", |
138 | cfg_infile.c_str()); |
fed2c751 |
139 | } else { |
7880ae2d |
140 | fprintf(stderr,"Error: Could not read from stdin!\n"); |
fed2c751 |
141 | } |
874a2bd8 |
142 | error=true; |
fed2c751 |
143 | errcode=2; |
7880ae2d |
144 | break; // Immediately leave read loop. |
145 | } |
146 | |
147 | catch(tape_block::eof_illegal_exception &e){ |
148 | block=e.get_block(); |
874a2bd8 |
149 | err_integrity=true; |
150 | read_ahead=false; |
7880ae2d |
151 | if (cfg_ignore_block_errors){ |
874a2bd8 |
152 | message="Warning: Block integrity check failed!\n"; |
153 | warning=true; |
7880ae2d |
154 | } else { |
874a2bd8 |
155 | message="Error: Block integrity check failed!\n"; |
156 | error=true; |
7880ae2d |
157 | errcode=3; |
fed2c751 |
158 | } |
7880ae2d |
159 | } |
160 | |
161 | catch(tape_block::checksum_error_exception &e){ |
162 | block=e.get_block(); |
874a2bd8 |
163 | err_checksum=true; |
7880ae2d |
164 | if (cfg_ignore_checksum_errors){ |
874a2bd8 |
165 | message="Warning: Block checksum wrong!\n"; |
166 | warning=true; |
fed2c751 |
167 | } else { |
874a2bd8 |
168 | message="Error: Block checksum wrong!\n"; |
169 | error=true; |
7880ae2d |
170 | read_ahead=false; |
171 | errcode=4; |
fed2c751 |
172 | } |
7880ae2d |
173 | } |
174 | |
874a2bd8 |
175 | // Now let's check for block type |
176 | if ((!error)&&(!warning)&&!block->has_known_type()){ |
177 | if (cfg_ignore_unknown_block_errors){ |
178 | message="Warning: Unknown Block type!"; |
179 | warning=true; |
180 | }else{ |
181 | message="Error: Unknown Block type!"; |
182 | error=true; |
183 | read_ahead=false; |
184 | errcode=5; |
185 | } |
186 | } |
187 | |
188 | // Count block. |
189 | blocks_read++; |
190 | tape.insert(tape.end(),block); |
191 | block_start=read_pointer+block->get_discarded_bytes(); |
192 | block_end=block_start+block->get_raw_size()-1; |
193 | read_pointer=block_end+1; |
194 | |
195 | FILE * fp=stdwarn; |
196 | if (error) fp=stderr; |
197 | |
198 | if (cfg_verbose||error||warning){ |
199 | if (!spaced) fprintf(fp,"\n"); |
200 | spaced=false; |
201 | fprintf(fp,"Block No.%03i: Start:0x%04x End:0x%04x Size:0x%02x\n", |
202 | blocks_read-1, |
203 | block_start, |
204 | block_end, |
205 | block->get_raw_size()); |
206 | } |
207 | |
208 | if (error) fprintf(stderr,message.c_str()); |
209 | if (warning) fprintf(stdwarn,message.c_str()); |
de6b6757 |
210 | |
211 | if(error||warning){ |
874a2bd8 |
212 | dump_vector(block->get_description()); |
de6b6757 |
213 | } else { |
214 | if(cfg_list_contents){ |
215 | FILE * tmp_fp=fdopen(out_fd,"w"); |
216 | dump_vector_fp(block->get_description(),tmp_fp); |
217 | if (!error&&!warning) spaced=false; |
218 | } |
874a2bd8 |
219 | } |
7880ae2d |
220 | |
874a2bd8 |
221 | if (error||warning||cfg_verbose){ |
222 | fprintf(fp,"\n"); |
223 | spaced=true; |
224 | } |
225 | if (error) errors++; |
226 | if (warning) warnings++; |
227 | } // while.... |
7880ae2d |
228 | if (cfg_verbose){ |
874a2bd8 |
229 | close(in_fd); |
230 | fprintf(stderr,"Reading finished.\n"); |
231 | fprintf(stderr,"Bytes read:%i, Blocks read:%i\n",read_pointer,blocks_read); |
232 | } |
233 | } // read_tape() |
234 | |
de6b6757 |
235 | |
874a2bd8 |
236 | /******************************************************************************/ |
d65ad4d7 |
237 | /*! |
238 | *\brief Do integrity test and object or block dumps. |
239 | */ |
de6b6757 |
240 | void process_tape(){ |
d65ad4d7 |
241 | if (cfg_verbose) fprintf(stdwarn,"\nProcessing Data.\n"); |
de6b6757 |
242 | |
243 | bool in_object=false; |
244 | char filename[100]; |
245 | char filename_numbered[100]; |
246 | string objname; |
247 | int unknown_count=-1; |
248 | int fd=-1, fd_numbered=-1; |
249 | int obj_no=0; |
250 | int obj_start_block; |
251 | |
252 | for (unsigned int i=0; i<tape.size();i++){ |
253 | tape_block * block=tape[i]; |
254 | |
255 | if (block->get_type()==tape_block::TBT_EOT){ |
256 | objname="EOT"; |
257 | if (in_object){ |
258 | if (cfg_ignore_object_integrity_errors){ |
d65ad4d7 |
259 | fprintf(stdwarn,"Warning: Object integrity error!\ |
260 | (Object no %i, Block %i unexpected)\n",obj_no,i); |
de6b6757 |
261 | warnings++; |
262 | } else { |
263 | fprintf(stderr,"Error: Object integrity error!\ |
264 | (Object no %i, Block %i unexpected)\n",obj_no,i); |
265 | errors++; |
266 | errcode=6; |
267 | return; |
268 | } |
269 | } |
270 | } |
de6b6757 |
271 | if (!in_object){ // object begin |
d65ad4d7 |
272 | |
de6b6757 |
273 | obj_no++; |
274 | obj_start_block=i; |
275 | |
276 | objname="UNKNOWN"; |
277 | unknown_count++; |
278 | |
279 | vector<string>names=block->get_exported_symbols(); |
280 | for (unsigned int a=0; a<names.size();a++){ |
281 | objname=names[0]; |
282 | if (objname!=" "){ |
283 | objname=objname.substr(0,objname.find_last_not_of(" ")+1); |
284 | unknown_count--; |
285 | break; |
de6b6757 |
286 | } |
287 | } |
288 | |
289 | if (block->get_type()==tape_block::TBT_EOT){ |
290 | objname="EOT"; |
291 | } |
292 | |
293 | // Open file for split objects |
294 | if (cfg_split_objects && (block->get_type()!=tape_block::TBT_EOT)){ |
fe67c7be |
295 | if (objname=="UNKNOWN")snprintf(filename,99,"UNKNOWN%02i", |
d65ad4d7 |
296 | unknown_count); |
fe67c7be |
297 | else snprintf(filename,99,"%s",objname.c_str()); |
de6b6757 |
298 | if (fd>-1) close (fd); |
d65ad4d7 |
299 | if (cfg_verbose) fprintf(stdwarn,"Writing file: %s\n",filename); |
de6b6757 |
300 | fd=open(filename,O_WRONLY|O_CREAT|O_TRUNC,0666); |
de6b6757 |
301 | if (fd<0){ |
302 | fprintf(stderr,"Error: could not open file \"%s\" for writing!\n", |
303 | filename); |
09c71e8a |
304 | errors++; |
305 | errcode=1; |
306 | return; |
de6b6757 |
307 | } |
308 | } |
309 | |
310 | // Open file for split objects numbered |
fe67c7be |
311 | snprintf(filename_numbered,99,"%03i0-%s",obj_no,objname.c_str()); |
de6b6757 |
312 | if (cfg_split_objects_numbered){ |
d65ad4d7 |
313 | close (fd_numbered); |
314 | if (cfg_verbose) fprintf(stdwarn,"Writing file: %s\n",filename_numbered); |
de6b6757 |
315 | fd_numbered=open(filename_numbered,O_WRONLY|O_CREAT|O_TRUNC,0666); |
316 | if (fd_numbered<0){ |
317 | fprintf(stderr,"Error: could not open file \"%s\" for writing!\n", |
318 | filename_numbered); |
09c71e8a |
319 | errors++; |
320 | errcode=1; |
321 | return; |
de6b6757 |
322 | } |
323 | } |
324 | in_object=true; |
325 | } // object begin |
326 | |
327 | // Output block data |
328 | if (cfg_split_objects){ |
329 | try{ |
330 | if (block->get_type()!=tape_block::TBT_EOT) // Don't want EOT here |
331 | block->dump_to_fd(fd); |
332 | } |
333 | catch (tape_block::io_error_exception e){ |
334 | fprintf(stderr,"Error: could write to file \"%s\"!\n", |
335 | filename); |
09c71e8a |
336 | errors++; |
337 | errcode=1; |
338 | return; |
de6b6757 |
339 | } |
340 | } // if (cfg_split_objects) |
341 | |
342 | // Output block data |
343 | if (cfg_split_objects_numbered){ |
344 | try{ |
345 | block->dump_to_fd(fd_numbered); |
346 | } |
347 | catch (tape_block::io_error_exception e){ |
348 | fprintf(stderr,"Error: could write to file \"%s\"!\n", |
349 | filename_numbered); |
09c71e8a |
350 | errors++; |
351 | errcode=1; |
352 | return; |
de6b6757 |
353 | } |
354 | } // if (cfg_split_objects_numbered) |
355 | |
356 | // Output individual block file if desired |
357 | if (cfg_split_blocks){ |
358 | char fname[100]; |
d65ad4d7 |
359 | snprintf(fname,99,"%03i0-%s-%03i.block",obj_no,objname.c_str(), |
360 | i-obj_start_block); |
361 | if (cfg_verbose) fprintf(stdwarn,"Writing file: %s\n",fname); |
de6b6757 |
362 | int fd_block=open(fname,O_WRONLY|O_TRUNC|O_CREAT,0666); |
363 | if (fd_block<0){ |
364 | fprintf(stderr,"Error: could not open file \"%s\" for writing!\n", |
365 | fname); |
09c71e8a |
366 | errors++; |
367 | errcode=1; |
d65ad4d7 |
368 | close(fd); |
369 | close(fd_numbered); |
09c71e8a |
370 | return; |
de6b6757 |
371 | } |
372 | try{ |
373 | block->dump_to_fd(fd_block); |
374 | } |
375 | catch (tape_block::io_error_exception e){ |
376 | fprintf(stderr,"Error: could write to file \"%s\"!\n", |
377 | fname); |
09c71e8a |
378 | errors++; |
379 | errcode=1; |
d65ad4d7 |
380 | close(fd); |
381 | close(fd_numbered); |
09c71e8a |
382 | return; |
de6b6757 |
383 | } |
384 | close(fd_block); |
385 | } |
386 | |
387 | if (block->is_endblock()||(block->get_type()==tape_block::TBT_EOT)) { |
388 | in_object=false; |
d65ad4d7 |
389 | close(fd); |
390 | close(fd_numbered); |
de6b6757 |
391 | } |
392 | } // for (...) |
393 | |
394 | if (in_object){ |
395 | if (cfg_ignore_object_integrity_errors){ |
d65ad4d7 |
396 | fprintf(stdwarn,"Warning: Object integrity error! Last object incomplete!\n"); |
de6b6757 |
397 | warnings++; |
398 | } else { |
d65ad4d7 |
399 | fprintf(stdwarn,"Error: Object integrity error! Last Object incomplete!\n"); |
de6b6757 |
400 | errors++; |
401 | errcode=6; |
d65ad4d7 |
402 | if (fd!=-1) close(fd); |
403 | if (fd_numbered!=-1) close(fd_numbered); |
de6b6757 |
404 | return; |
405 | } |
406 | } |
de6b6757 |
407 | } // process_tape() |
874a2bd8 |
408 | |
09c71e8a |
409 | /******************************************************************************/ |
410 | /*! |
411 | *\brief Everything that has to do with symbol listing. |
412 | */ |
d65ad4d7 |
413 | void process_symbols(){ |
de6b6757 |
414 | vector<string>exported; |
415 | vector<string>called; |
416 | vector <string>unsatisfied; |
d65ad4d7 |
417 | |
418 | if (cfg_verbose) fprintf(stdwarn,"\nProcessing Symbols.\n"); |
419 | |
874a2bd8 |
420 | for (unsigned int i=0; i<tape.size();i++){ |
de6b6757 |
421 | merge_vector_unique(exported,tape[i]->get_exported_symbols()); |
422 | merge_vector_unique(called,tape[i]->get_called_symbols()); |
423 | } |
424 | |
425 | for (unsigned int icalled=0;icalled<called.size();icalled++){ |
426 | bool found=false; |
427 | for (unsigned int iexported=0;iexported<exported.size();iexported++){ |
428 | if (exported[iexported].compare(called[icalled])==0){ |
429 | found=true; |
430 | break; |
874a2bd8 |
431 | } |
432 | } |
de6b6757 |
433 | if (!found) { |
434 | bool present=false; |
435 | for (unsigned int i=0;i<unsatisfied.size();i++){ |
436 | if (unsatisfied[i].compare(called[icalled])==0){ |
437 | present=true; |
438 | break; |
439 | } |
440 | } |
441 | if (!present) unsatisfied.insert(unsatisfied.end(),called[icalled]); |
442 | } |
7880ae2d |
443 | } |
de6b6757 |
444 | |
445 | FILE * outp=fdopen(out_fd,"w"); |
446 | |
447 | if (cfg_output_called){ |
448 | dump_vector_fp(called,outp); |
449 | } |
450 | |
451 | if (cfg_output_exported){ |
452 | dump_vector_fp(exported,outp); |
453 | } |
454 | |
455 | if (cfg_output_unsatisfied){ |
456 | dump_vector_fp(unsatisfied,outp); |
457 | } |
458 | |
d65ad4d7 |
459 | } // process_symbols() |
ad324d29 |
460 | |
874a2bd8 |
461 | /******************************************************************************/ |
462 | /*! |
463 | *\brief The main routine. |
09c71e8a |
464 | * |
874a2bd8 |
465 | */ |
466 | int main(int argc, char ** args){ |
7880ae2d |
467 | |
874a2bd8 |
468 | // Do all the configuration stuff |
469 | do_config(argc,args); |
470 | |
471 | // Output a version message if desired |
472 | if (cfg_version){ |
473 | fprintf(stderr, ID_STRING, VERSION, BUILD_DATE, BUILD_STAMP); |
474 | exit(0); |
475 | } |
476 | |
477 | // Assign warning output according to configuration |
478 | if (cfg_quiet) stdwarn=fopen("/dev/null","w"); |
479 | else stdwarn=stderr; |
480 | |
481 | read_tape(); // Process input to completion. |
482 | exit_on_error(); |
483 | |
de6b6757 |
484 | process_tape(); |
485 | exit_on_error(); |
486 | |
d65ad4d7 |
487 | process_symbols(); |
de6b6757 |
488 | exit_on_error(); |
d65ad4d7 |
489 | |
de6b6757 |
490 | if (warnings>0){ |
491 | fprintf(stdwarn,"Warnings:%i\n",warnings); |
492 | return 99; |
874a2bd8 |
493 | } |
d65ad4d7 |
494 | if (cfg_verbose) fprintf(stdwarn,"\nSuccess.\n"); |
ad324d29 |
495 | return 0; |
d65ad4d7 |
496 | |
497 | /* |
498 | * All over this program, no memory is freed. This is not necessary because |
499 | * everything is allocated once and that's it. |
500 | * The classes support proper freeing of their internal buffers. |
501 | */ |
502 | |
ad324d29 |
503 | } // main() |
798b0c1d |
504 | |
d65ad4d7 |
505 | /******************************************************************************/ |