1 |
/* |
2 |
parse_driver.c - Part of psiconv, a PSION 5 file formats converter |
3 |
Copyright (c) 1999-2005 Frodo Looijaard <frodo@frodo.looijaard.name> |
4 |
|
5 |
This program 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 2 of the License, or |
8 |
(at your option) any later version. |
9 |
|
10 |
This program 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 this program; if not, write to the Free Software |
17 |
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
18 |
*/ |
19 |
|
20 |
#include "config.h" |
21 |
#include "compat.h" |
22 |
|
23 |
#include <stdlib.h> |
24 |
#include <string.h> |
25 |
|
26 |
#include "parse.h" |
27 |
#include "parse_routines.h" |
28 |
#include "unicode.h" |
29 |
|
30 |
#ifdef DMALLOC |
31 |
#include <dmalloc.h> |
32 |
#endif |
33 |
|
34 |
/* Compare whether application id names match. |
35 |
Sought must be lower case; the comparison is case insensitive */ |
36 |
static psiconv_bool_t applid_matches(psiconv_string_t found, |
37 |
const char *sought) |
38 |
{ |
39 |
int i; |
40 |
if (psiconv_unicode_strlen(found) != strlen(sought)) |
41 |
return psiconv_bool_false; |
42 |
for (i = 0; i < strlen(sought); i++) |
43 |
if ((found[i] != sought[i]) && |
44 |
((sought[i] < 'a') || (sought[i] > 'z') || |
45 |
(found[i] != sought[i] + 'A' - 'a'))) |
46 |
return psiconv_bool_false; |
47 |
return psiconv_bool_true; |
48 |
} |
49 |
|
50 |
psiconv_file_type_t psiconv_file_type(const psiconv_config config, |
51 |
psiconv_buffer buf,int *length, |
52 |
psiconv_header_section *result) |
53 |
{ |
54 |
psiconv_header_section header; |
55 |
psiconv_file_type_t res; |
56 |
int leng; |
57 |
|
58 |
if ((psiconv_parse_header_section(config,buf,0,0,&leng,&header))) |
59 |
return psiconv_unknown_file; |
60 |
res = header->file; |
61 |
if (result) |
62 |
*result = header; |
63 |
else |
64 |
psiconv_free_header_section(header); |
65 |
if (length) |
66 |
*length = leng; |
67 |
return res; |
68 |
} |
69 |
|
70 |
int psiconv_parse(const psiconv_config config,const psiconv_buffer buf, |
71 |
psiconv_file *result) |
72 |
{ |
73 |
int res=0; |
74 |
int lev=0; |
75 |
int off=0; |
76 |
int leng; |
77 |
|
78 |
if (!((*result) = malloc(sizeof(**result)))) |
79 |
goto ERROR1; |
80 |
|
81 |
(*result)->type = psiconv_file_type(config,buf,&leng,NULL); |
82 |
if ((*result)->type == psiconv_unknown_file) { |
83 |
psiconv_warn(config,lev+1,off,"Unknown file type: can't parse!"); |
84 |
(*result)->file = NULL; |
85 |
} else if ((*result)->type == psiconv_word_file) |
86 |
res = psiconv_parse_word_file(config,buf,lev+2,leng, |
87 |
(psiconv_word_f *)(&((*result)->file))); |
88 |
else if ((*result)->type == psiconv_texted_file) |
89 |
res = psiconv_parse_texted_file(config,buf,lev+2,leng, |
90 |
(psiconv_texted_f *)(&((*result)->file))); |
91 |
else if ((*result)->type == psiconv_mbm_file) |
92 |
res = psiconv_parse_mbm_file(config,buf,lev+2,leng, |
93 |
(psiconv_mbm_f *)(&((*result)->file))); |
94 |
else if ((*result)->type == psiconv_sketch_file) |
95 |
res = psiconv_parse_sketch_file(config,buf,lev+2,leng, |
96 |
(psiconv_sketch_f *)(&((*result)->file))); |
97 |
else if ((*result)->type == psiconv_clipart_file) |
98 |
res = psiconv_parse_clipart_file(config,buf,lev+2,leng, |
99 |
(psiconv_clipart_f *)(&((*result)->file))); |
100 |
else if ((*result)->type == psiconv_sheet_file) |
101 |
res = psiconv_parse_sheet_file(config,buf,lev+2,leng, |
102 |
(psiconv_sheet_f *)(&((*result)->file))); |
103 |
else { |
104 |
psiconv_warn(config,lev+1,off,"Can't parse this file yet!"); |
105 |
(*result)->file = NULL; |
106 |
} |
107 |
if (res) |
108 |
goto ERROR2; |
109 |
return 0; |
110 |
|
111 |
ERROR2: |
112 |
free(*result); |
113 |
ERROR1: |
114 |
psiconv_error(config,lev+1,off,"Reading of Psion File failed"); |
115 |
if (res == 0) |
116 |
return -PSICONV_E_NOMEM; |
117 |
else |
118 |
return res; |
119 |
} |
120 |
|
121 |
int psiconv_parse_clipart_file(const psiconv_config config, |
122 |
const psiconv_buffer buf,int lev, |
123 |
psiconv_u32 off, psiconv_clipart_f *result) |
124 |
{ |
125 |
int res=0; |
126 |
int i; |
127 |
psiconv_jumptable_section table; |
128 |
psiconv_clipart_section clipart; |
129 |
psiconv_u32 *entry; |
130 |
|
131 |
psiconv_progress(config,lev+1,off,"Going to read a clipart file"); |
132 |
if (!((*result) = malloc(sizeof(**result)))) |
133 |
goto ERROR1; |
134 |
|
135 |
psiconv_progress(config,lev+2,off,"Going to read the MBM jumptable"); |
136 |
if ((res = psiconv_parse_jumptable_section(config,buf,lev+2,off, NULL,&table))) |
137 |
goto ERROR2; |
138 |
|
139 |
psiconv_progress(config,lev+2,off,"Going to read the clipart sections"); |
140 |
if (!((*result)->sections = psiconv_list_new(sizeof(*clipart)))) |
141 |
goto ERROR3; |
142 |
for (i = 0; i < psiconv_list_length(table); i ++) { |
143 |
if (!(entry = psiconv_list_get(table,i))) |
144 |
goto ERROR4; |
145 |
psiconv_progress(config,lev+3,off,"Going to read clipart section %i",i); |
146 |
if ((res = psiconv_parse_clipart_section(config,buf,lev+3,*entry,NULL,&clipart))) |
147 |
goto ERROR4; |
148 |
if ((res = psiconv_list_add((*result)->sections,clipart))) |
149 |
goto ERROR5; |
150 |
free(clipart); |
151 |
} |
152 |
|
153 |
psiconv_free_jumptable_section(table); |
154 |
psiconv_progress(config,lev+1,off,"End of clipart file"); |
155 |
return res; |
156 |
ERROR5: |
157 |
psiconv_free_clipart_section(clipart); |
158 |
ERROR4: |
159 |
for (i = 0; i < psiconv_list_length((*result)->sections); i++) { |
160 |
if (!(clipart = psiconv_list_get((*result)->sections,i))) { |
161 |
psiconv_error(config,lev+1,off,"Data structure corruption"); |
162 |
goto ERROR3; |
163 |
} |
164 |
psiconv_free_clipart_section(clipart); |
165 |
} |
166 |
psiconv_list_free((*result)->sections); |
167 |
ERROR3: |
168 |
psiconv_free_jumptable_section(table); |
169 |
ERROR2: |
170 |
free(*result); |
171 |
ERROR1: |
172 |
psiconv_error(config,lev+1,off,"Reading of Clipart File failed"); |
173 |
if (res == 0) |
174 |
return -PSICONV_E_NOMEM; |
175 |
else |
176 |
return res; |
177 |
} |
178 |
|
179 |
int psiconv_parse_mbm_file(const psiconv_config config, |
180 |
const psiconv_buffer buf,int lev, psiconv_u32 off, |
181 |
psiconv_mbm_f *result) |
182 |
{ |
183 |
int res=0; |
184 |
int i; |
185 |
psiconv_jumptable_section table; |
186 |
psiconv_paint_data_section paint; |
187 |
psiconv_u32 *entry; |
188 |
psiconv_u32 sto; |
189 |
|
190 |
psiconv_progress(config,lev+1,off,"Going to read a mbm file"); |
191 |
if (!(*result = malloc(sizeof(**result)))) |
192 |
goto ERROR1; |
193 |
|
194 |
psiconv_progress(config,lev+2,off,"Going to read the offset of the MBM jumptable"); |
195 |
sto = psiconv_read_u32(config,buf,lev+2,off,&res); |
196 |
if (res) |
197 |
goto ERROR2; |
198 |
psiconv_debug(config,lev+2,off,"Offset: %08x",sto); |
199 |
|
200 |
psiconv_progress(config,lev+2,off,"Going to read the MBM jumptable"); |
201 |
if ((res = psiconv_parse_jumptable_section(config,buf,lev+2,sto, NULL,&table))) |
202 |
goto ERROR2; |
203 |
|
204 |
psiconv_progress(config,lev+2,off,"Going to read the picture sections"); |
205 |
if (!((*result)->sections = psiconv_list_new(sizeof(*paint)))) |
206 |
goto ERROR3; |
207 |
for (i = 0; i < psiconv_list_length(table); i ++) { |
208 |
if (!(entry = psiconv_list_get(table,i))) |
209 |
goto ERROR4; |
210 |
psiconv_progress(config,lev+3,off,"Going to read picture section %i",i); |
211 |
if ((res = psiconv_parse_paint_data_section(config,buf,lev+3,*entry,NULL, |
212 |
0,&paint))) |
213 |
goto ERROR4; |
214 |
if ((res = psiconv_list_add((*result)->sections,paint))) |
215 |
goto ERROR5; |
216 |
free(paint); |
217 |
} |
218 |
|
219 |
psiconv_free_jumptable_section(table); |
220 |
psiconv_progress(config,lev+1,off,"End of mbm file"); |
221 |
return 0; |
222 |
ERROR5: |
223 |
psiconv_free_paint_data_section(paint); |
224 |
ERROR4: |
225 |
for (i = 0; i < psiconv_list_length((*result)->sections); i++) { |
226 |
if (!(paint = psiconv_list_get((*result)->sections,i))) { |
227 |
psiconv_error(config,lev+1,off,"Data structure corruption"); |
228 |
goto ERROR3; |
229 |
} |
230 |
psiconv_free_paint_data_section(paint); |
231 |
} |
232 |
psiconv_list_free((*result)->sections); |
233 |
ERROR3: |
234 |
psiconv_free_jumptable_section(table); |
235 |
ERROR2: |
236 |
free(*result); |
237 |
ERROR1: |
238 |
psiconv_error(config,lev+1,off,"Reading of MBM File failed"); |
239 |
if (res == 0) |
240 |
return -PSICONV_E_NOMEM; |
241 |
else |
242 |
return res; |
243 |
} |
244 |
|
245 |
int psiconv_parse_sketch_file(const psiconv_config config, |
246 |
const psiconv_buffer buf,int lev, |
247 |
psiconv_u32 off, |
248 |
psiconv_sketch_f *result) |
249 |
{ |
250 |
psiconv_section_table_section table; |
251 |
psiconv_application_id_section appl_id; |
252 |
psiconv_u32 applid_sec = 0; |
253 |
psiconv_u32 sketch_sec = 0; |
254 |
psiconv_u32 sto; |
255 |
psiconv_section_table_entry entry; |
256 |
int i; |
257 |
int res=0; |
258 |
char *temp_str; |
259 |
|
260 |
psiconv_progress(config,lev+1,off,"Going to read a sketch file"); |
261 |
if (!(*result = malloc(sizeof(**result)))) |
262 |
goto ERROR1; |
263 |
|
264 |
psiconv_progress(config,lev+2,off, |
265 |
"Going to read the offset of the section table section"); |
266 |
sto = psiconv_read_u32(config,buf,lev+2,off,&res); |
267 |
if (res) |
268 |
goto ERROR2; |
269 |
psiconv_debug(config,lev+2,off,"Offset: %08x",sto); |
270 |
|
271 |
psiconv_progress(config,lev+2,sto, "Going to read the section table section"); |
272 |
if ((res = psiconv_parse_section_table_section(config,buf,lev+2,sto, NULL,&table))) |
273 |
goto ERROR2; |
274 |
|
275 |
for (i = 0; i < psiconv_list_length(table); i ++) { |
276 |
psiconv_progress(config,lev+2,sto, "Going to read entry %d",i); |
277 |
if (!(entry = psiconv_list_get(table,i))) |
278 |
goto ERROR3; |
279 |
if (entry->id == PSICONV_ID_APPL_ID_SECTION) { |
280 |
applid_sec = entry->offset; |
281 |
psiconv_debug(config,lev+3,sto, |
282 |
"Found the Application ID section at %08x",applid_sec); |
283 |
} else if (entry->id == PSICONV_ID_SKETCH_SECTION) { |
284 |
sketch_sec = entry->offset; |
285 |
psiconv_debug(config,lev+3,sto, |
286 |
"Found the Sketch section at %08x",sketch_sec); |
287 |
} else { |
288 |
psiconv_warn(config,lev+3,sto, |
289 |
"Found unknown section in the Section Table (ignoring)"); |
290 |
psiconv_debug(config,lev+3,sto, |
291 |
"Section ID %08x, offset %08x",entry->id,entry->offset); |
292 |
} |
293 |
} |
294 |
|
295 |
psiconv_progress(config,lev+2,sto, "Looking for the Application ID section"); |
296 |
if (! applid_sec) { |
297 |
psiconv_error(config,lev+2,sto, |
298 |
"Application ID section not found in the section table"); |
299 |
res = -PSICONV_E_PARSE; |
300 |
goto ERROR3; |
301 |
} else { |
302 |
psiconv_debug(config,lev+2,sto, |
303 |
"Application ID section at offset %08x",applid_sec); |
304 |
if ((res = psiconv_parse_application_id_section(config,buf,lev+2,applid_sec,NULL, |
305 |
&appl_id))) |
306 |
goto ERROR3; |
307 |
} |
308 |
if ((appl_id->id != PSICONV_ID_SKETCH) || |
309 |
!applid_matches(appl_id->name,"paint.app")) { |
310 |
psiconv_warn(config,lev+2,applid_sec, |
311 |
"Application ID section contains unexpected data"); |
312 |
psiconv_debug(config,lev+2,applid_sec,"ID: %08x expected, %08x found", |
313 |
PSICONV_ID_SKETCH,appl_id->id); |
314 |
if (!(temp_str = psiconv_make_printable(config,appl_id->name))) |
315 |
goto ERROR4; |
316 |
psiconv_debug(config,lev+2,applid_sec,"Name: `%s' expected, `%s' found", |
317 |
"Paint.app",temp_str); |
318 |
free(temp_str); |
319 |
res = -PSICONV_E_PARSE; |
320 |
goto ERROR4; |
321 |
} |
322 |
|
323 |
psiconv_progress(config,lev+2,sto, "Looking for the Sketch section"); |
324 |
if (! sketch_sec) { |
325 |
psiconv_warn(config,lev+2,sto, |
326 |
"Sketch section not found in the section table"); |
327 |
} else { |
328 |
psiconv_debug(config,lev+2,sto, |
329 |
"Sketch section at offset %08x",applid_sec); |
330 |
if ((res = psiconv_parse_sketch_section(config,buf,lev+2,sketch_sec,NULL, |
331 |
&(*result)->sketch_sec))) |
332 |
goto ERROR4; |
333 |
} |
334 |
|
335 |
psiconv_free_application_id_section(appl_id); |
336 |
psiconv_free_section_table_section(table); |
337 |
|
338 |
psiconv_progress(config,lev+1,off,"End of sketch file"); |
339 |
return res; |
340 |
|
341 |
ERROR4: |
342 |
psiconv_free_application_id_section(appl_id); |
343 |
ERROR3: |
344 |
free(table); |
345 |
ERROR2: |
346 |
free(*result); |
347 |
ERROR1: |
348 |
psiconv_error(config,lev+1,off,"Reading of Sketch File failed"); |
349 |
if (res == 0) |
350 |
return -PSICONV_E_NOMEM; |
351 |
else |
352 |
return res; |
353 |
} |
354 |
|
355 |
|
356 |
int psiconv_parse_texted_file(const psiconv_config config, |
357 |
const psiconv_buffer buf,int lev, |
358 |
psiconv_u32 off, |
359 |
psiconv_texted_f *result) |
360 |
{ |
361 |
int res=0; |
362 |
psiconv_section_table_section table; |
363 |
psiconv_application_id_section appl_id; |
364 |
char *temp_str; |
365 |
psiconv_character_layout base_char; |
366 |
psiconv_paragraph_layout base_para; |
367 |
psiconv_u32 page_sec = 0; |
368 |
psiconv_u32 texted_sec = 0; |
369 |
psiconv_u32 applid_sec = 0; |
370 |
psiconv_u32 sto; |
371 |
psiconv_section_table_entry entry; |
372 |
int i; |
373 |
|
374 |
psiconv_progress(config,lev+1,off,"Going to read a texted file"); |
375 |
if (!(*result = malloc(sizeof(**result)))) |
376 |
goto ERROR1; |
377 |
|
378 |
psiconv_progress(config,lev+2,off, |
379 |
"Going to read the offset of the section table section"); |
380 |
sto = psiconv_read_u32(config,buf,lev+2,off,&res); |
381 |
if (res) |
382 |
goto ERROR2; |
383 |
psiconv_debug(config,lev+2,off,"Offset: %08x",sto); |
384 |
|
385 |
psiconv_progress(config,lev+2,sto, "Going to read the section table section"); |
386 |
if ((res = psiconv_parse_section_table_section(config,buf,lev+2,sto, NULL,&table))) |
387 |
goto ERROR2; |
388 |
|
389 |
for (i = 0; i < psiconv_list_length(table); i ++) { |
390 |
psiconv_progress(config,lev+2,sto, "Going to read entry %d",i); |
391 |
if (!(entry = psiconv_list_get(table,i))) |
392 |
goto ERROR3; |
393 |
if (entry->id == PSICONV_ID_APPL_ID_SECTION) { |
394 |
applid_sec = entry->offset; |
395 |
psiconv_debug(config,lev+3,sto, |
396 |
"Found the Application ID section at %08x",applid_sec); |
397 |
} else if (entry->id == PSICONV_ID_PAGE_LAYOUT_SECTION) { |
398 |
page_sec = entry->offset; |
399 |
psiconv_debug(config,lev+3,sto, |
400 |
"Found the Page Layout section at %08x",page_sec); |
401 |
} else if (entry->id == PSICONV_ID_TEXTED) { |
402 |
texted_sec = entry->offset; |
403 |
psiconv_debug(config,lev+3,sto, |
404 |
"Found the TextEd section at %08x",texted_sec); |
405 |
} else { |
406 |
psiconv_warn(config,lev+3,sto, |
407 |
"Found unknown section in the Section Table (ignoring)"); |
408 |
psiconv_debug(config,lev+3,sto, |
409 |
"Section ID %08x, offset %08x",entry->id,entry->offset); |
410 |
} |
411 |
} |
412 |
|
413 |
psiconv_progress(config,lev+2,sto, "Looking for the Application ID section"); |
414 |
if (! applid_sec) { |
415 |
psiconv_error(config,lev+2,sto, |
416 |
"Application ID section not found in the section table"); |
417 |
res = -PSICONV_E_PARSE; |
418 |
goto ERROR3; |
419 |
} else { |
420 |
psiconv_debug(config,lev+2,sto, |
421 |
"Application ID section at offset %08x",applid_sec); |
422 |
if ((res = psiconv_parse_application_id_section(config,buf,lev+2,applid_sec,NULL, |
423 |
&appl_id))) |
424 |
goto ERROR3; |
425 |
} |
426 |
|
427 |
if ((appl_id->id != PSICONV_ID_TEXTED) || |
428 |
!applid_matches(appl_id->name,"texted.app")) { |
429 |
psiconv_warn(config,lev+2,applid_sec, |
430 |
"Application ID section contains unexpected data"); |
431 |
psiconv_debug(config,lev+2,applid_sec,"ID: %08x expected, %08x found", |
432 |
PSICONV_ID_TEXTED,appl_id->id); |
433 |
if (!(temp_str = psiconv_make_printable(config,appl_id->name))) |
434 |
goto ERROR4; |
435 |
psiconv_debug(config,lev+2,applid_sec,"Name: `%s' expected, `%s' found", |
436 |
"TextEd.app",temp_str); |
437 |
free(temp_str); |
438 |
res = -PSICONV_E_PARSE; |
439 |
goto ERROR4; |
440 |
} |
441 |
|
442 |
psiconv_progress(config,lev+2,sto, |
443 |
"Looking for the Page layout section"); |
444 |
if (! page_sec) { |
445 |
psiconv_error(config,lev+2,sto, |
446 |
"Page layout section not found in the section table"); |
447 |
res = -PSICONV_E_PARSE; |
448 |
goto ERROR4; |
449 |
} else { |
450 |
psiconv_debug(config,lev+2,sto, |
451 |
"Page layout section at offset %08x",page_sec); |
452 |
if ((res = psiconv_parse_page_layout_section(config,buf,lev+2,page_sec,NULL, |
453 |
&(*result)->page_sec))) |
454 |
goto ERROR4; |
455 |
} |
456 |
|
457 |
if (!(base_char = psiconv_basic_character_layout())) |
458 |
goto ERROR5; |
459 |
if (!(base_para = psiconv_basic_paragraph_layout())) |
460 |
goto ERROR6; |
461 |
|
462 |
psiconv_progress(config,lev+2,sto, |
463 |
"Looking for the TextEd section"); |
464 |
if (! texted_sec) { |
465 |
psiconv_error(config,lev+2,sto, |
466 |
"TextEd section not found in the section table"); |
467 |
res = -PSICONV_E_PARSE; |
468 |
goto ERROR7; |
469 |
} else { |
470 |
psiconv_debug(config,lev+2,sto, "TextEd section at offset %08x",texted_sec); |
471 |
if ((res = psiconv_parse_texted_section(config,buf,lev+2,texted_sec,NULL, |
472 |
&(*result)->texted_sec, |
473 |
base_char,base_para))) |
474 |
goto ERROR7; |
475 |
} |
476 |
psiconv_free_character_layout(base_char); |
477 |
psiconv_free_paragraph_layout(base_para); |
478 |
|
479 |
psiconv_free_application_id_section(appl_id); |
480 |
psiconv_free_section_table_section(table); |
481 |
|
482 |
psiconv_progress(config,lev+1,off,"End of TextEd file"); |
483 |
return 0; |
484 |
|
485 |
ERROR7: |
486 |
psiconv_free_paragraph_layout(base_para); |
487 |
ERROR6: |
488 |
psiconv_free_character_layout(base_char); |
489 |
ERROR5: |
490 |
psiconv_free_page_layout_section((*result)->page_sec); |
491 |
ERROR4: |
492 |
psiconv_free_application_id_section(appl_id); |
493 |
ERROR3: |
494 |
psiconv_free_section_table_section(table); |
495 |
ERROR2: |
496 |
free(*result); |
497 |
ERROR1: |
498 |
psiconv_error(config,lev+1,off,"Reading of TextEd File failed"); |
499 |
if (res == 0) |
500 |
return -PSICONV_E_NOMEM; |
501 |
else |
502 |
return res; |
503 |
} |
504 |
|
505 |
int psiconv_parse_word_file(const psiconv_config config, |
506 |
const psiconv_buffer buf,int lev, psiconv_u32 off, |
507 |
psiconv_word_f *result) |
508 |
{ |
509 |
int res=0; |
510 |
psiconv_section_table_section table; |
511 |
psiconv_application_id_section appl_id; |
512 |
char *temp_str; |
513 |
psiconv_u32 pwd_sec = 0; |
514 |
psiconv_u32 status_sec = 0; |
515 |
psiconv_u32 styles_sec = 0; |
516 |
psiconv_u32 page_sec = 0; |
517 |
psiconv_u32 text_sec = 0; |
518 |
psiconv_u32 layout_sec = 0; |
519 |
psiconv_u32 applid_sec = 0; |
520 |
psiconv_section_table_entry entry; |
521 |
psiconv_u32 sto; |
522 |
int i; |
523 |
|
524 |
psiconv_progress(config,lev+1,off,"Going to read a word file"); |
525 |
if (!(*result = malloc(sizeof(**result)))) |
526 |
goto ERROR1; |
527 |
|
528 |
psiconv_progress(config,lev+2,off, |
529 |
"Going to read the offset of the section table section"); |
530 |
sto = psiconv_read_u32(config,buf,lev+2,off,&res); |
531 |
if (res) |
532 |
goto ERROR2; |
533 |
psiconv_debug(config,lev+2,off,"Offset: %08x",sto); |
534 |
|
535 |
psiconv_progress(config,lev+2,sto, |
536 |
"Going to read the section table section"); |
537 |
if ((res = psiconv_parse_section_table_section(config,buf,lev+2,sto, NULL,&table))) |
538 |
goto ERROR2; |
539 |
|
540 |
for (i = 0; i < psiconv_list_length(table); i ++) { |
541 |
psiconv_progress(config,lev+2,sto, "Going to read entry %d",i); |
542 |
if (!(entry = psiconv_list_get(table,i))) |
543 |
goto ERROR3; |
544 |
if (entry->id == PSICONV_ID_APPL_ID_SECTION) { |
545 |
applid_sec = entry->offset; |
546 |
psiconv_debug(config,lev+3,sto, |
547 |
"Found the Application ID section at %08x",applid_sec); |
548 |
} else if (entry->id == PSICONV_ID_PAGE_LAYOUT_SECTION) { |
549 |
page_sec = entry->offset; |
550 |
psiconv_debug(config,lev+3,sto, |
551 |
"Found the Page Layout section at %08x",page_sec); |
552 |
} else if (entry->id == PSICONV_ID_TEXT_SECTION) { |
553 |
text_sec = entry->offset; |
554 |
psiconv_debug(config,lev+3,sto, "Found the Text section at %08x",text_sec); |
555 |
} else if (entry->id == PSICONV_ID_PASSWORD_SECTION) { |
556 |
pwd_sec = entry->offset; |
557 |
psiconv_debug(config,lev+3,sto, |
558 |
"Found the Password section at %08x",pwd_sec); |
559 |
psiconv_error(config,lev+3,sto, |
560 |
"Password section found - can't read encrypted data"); |
561 |
res = -PSICONV_E_PARSE; |
562 |
goto ERROR3; |
563 |
} else if (entry->id == PSICONV_ID_WORD_STATUS_SECTION) { |
564 |
status_sec = entry->offset; |
565 |
psiconv_debug(config,lev+3,sto, |
566 |
"Found the Word Status section at %08x",status_sec); |
567 |
} else if (entry->id == PSICONV_ID_WORD_STYLES_SECTION) { |
568 |
styles_sec = entry->offset; |
569 |
psiconv_debug(config,lev+3,sto, |
570 |
"Found the Word Styles section at %08x",styles_sec); |
571 |
} else if (entry->id == PSICONV_ID_LAYOUT_SECTION) { |
572 |
layout_sec = entry->offset; |
573 |
psiconv_debug(config,lev+3,sto, |
574 |
"Found the Layout section at %08x",layout_sec); |
575 |
} else { |
576 |
psiconv_warn(config,lev+3,sto, |
577 |
"Found unknown section in the Section Table (ignoring)"); |
578 |
psiconv_debug(config,lev+3,sto, |
579 |
"Section ID %08x, offset %08x",entry->id,entry->offset); |
580 |
} |
581 |
} |
582 |
|
583 |
|
584 |
psiconv_progress(config,lev+2,sto, |
585 |
"Looking for the Status section"); |
586 |
if (!status_sec) { |
587 |
psiconv_error(config,lev+2,sto, "Status section not found in the section table"); |
588 |
res = -PSICONV_E_PARSE; |
589 |
goto ERROR3; |
590 |
} else { |
591 |
psiconv_debug(config,lev+2,sto, "Status section at offset %08x",status_sec); |
592 |
if ((res = psiconv_parse_word_status_section(config,buf,lev+2,status_sec,NULL, |
593 |
&((*result)->status_sec)))) |
594 |
goto ERROR3; |
595 |
} |
596 |
|
597 |
psiconv_progress(config,lev+2,sto, "Looking for the Application ID section"); |
598 |
if (! applid_sec) { |
599 |
psiconv_error(config,lev+2,sto, |
600 |
"Application ID section not found in the section table"); |
601 |
res = -PSICONV_E_PARSE; |
602 |
goto ERROR4; |
603 |
} else { |
604 |
psiconv_debug(config,lev+2,sto, |
605 |
"Application ID section at offset %08x",applid_sec); |
606 |
if ((res = psiconv_parse_application_id_section(config,buf,lev+2,applid_sec,NULL, |
607 |
&appl_id))) |
608 |
goto ERROR4; |
609 |
} |
610 |
if ((appl_id->id != PSICONV_ID_WORD) || |
611 |
!applid_matches(appl_id->name,"word.app")) { |
612 |
psiconv_warn(config,lev+2,applid_sec, |
613 |
"Application ID section contains unexpected data"); |
614 |
psiconv_debug(config,lev+2,applid_sec,"ID: %08x expected, %08x found", |
615 |
PSICONV_ID_WORD,appl_id->id); |
616 |
if (!(temp_str = psiconv_make_printable(config,appl_id->name))) |
617 |
goto ERROR5; |
618 |
psiconv_debug(config,lev+2,applid_sec,"Name: `%s' expected, `%s' found", |
619 |
"Word.app",temp_str); |
620 |
free(temp_str); |
621 |
res = -PSICONV_E_PARSE; |
622 |
goto ERROR5; |
623 |
} |
624 |
|
625 |
psiconv_progress(config,lev+2,sto, |
626 |
"Looking for the Page layout section"); |
627 |
if (! page_sec) { |
628 |
psiconv_error(config,lev+2,sto, |
629 |
"Page layout section not found in the section table"); |
630 |
res = -PSICONV_E_PARSE; |
631 |
goto ERROR5; |
632 |
} else { |
633 |
psiconv_debug(config,lev+2,sto, |
634 |
"Page layout section at offset %08x",page_sec); |
635 |
if ((res = psiconv_parse_page_layout_section(config,buf,lev+2,page_sec,NULL, |
636 |
&(*result)->page_sec))) |
637 |
goto ERROR5; |
638 |
} |
639 |
|
640 |
psiconv_progress(config,lev+2,sto, |
641 |
"Looking for the Word Style section"); |
642 |
if (!styles_sec) { |
643 |
psiconv_error(config,lev+2,sto, |
644 |
"Word styles section not found in the section table"); |
645 |
res = -PSICONV_E_PARSE; |
646 |
goto ERROR6; |
647 |
} else { |
648 |
psiconv_debug(config,lev+2,sto, |
649 |
"Word styles section at offset %08x",styles_sec); |
650 |
if ((res = psiconv_parse_word_styles_section(config,buf,lev+2,styles_sec,NULL, |
651 |
&(*result)->styles_sec))) |
652 |
goto ERROR6; |
653 |
} |
654 |
|
655 |
psiconv_progress(config,lev+2,sto, |
656 |
"Looking for the Text section"); |
657 |
if (!text_sec) { |
658 |
psiconv_error(config,lev+2,sto, "Text section not found in the section table"); |
659 |
res = -PSICONV_E_PARSE; |
660 |
goto ERROR7; |
661 |
} else { |
662 |
psiconv_debug(config,lev+2,sto, |
663 |
"Text section at offset %08x",text_sec); |
664 |
if ((res = psiconv_parse_text_section(config,buf,lev+2,text_sec,NULL, |
665 |
&(*result)->paragraphs))) |
666 |
goto ERROR7; |
667 |
} |
668 |
|
669 |
psiconv_progress(config,lev+2,sto, "Looking for the Layout section"); |
670 |
if (!layout_sec) { |
671 |
psiconv_debug(config,lev+2,sto, "No layout section today"); |
672 |
} else { |
673 |
psiconv_debug(config,lev+2,sto, |
674 |
"Layout section at offset %08x",layout_sec); |
675 |
if ((res = psiconv_parse_styled_layout_section(config,buf,lev+2,layout_sec,NULL, |
676 |
(*result)->paragraphs, |
677 |
(*result)->styles_sec))) |
678 |
goto ERROR8; |
679 |
} |
680 |
|
681 |
psiconv_free_application_id_section(appl_id); |
682 |
psiconv_free_section_table_section(table); |
683 |
|
684 |
psiconv_progress(config,lev+1,off,"End of word file"); |
685 |
return 0; |
686 |
|
687 |
|
688 |
ERROR8: |
689 |
psiconv_free_text_and_layout((*result)->paragraphs); |
690 |
ERROR7: |
691 |
psiconv_free_word_styles_section((*result)->styles_sec); |
692 |
ERROR6: |
693 |
psiconv_free_page_layout_section((*result)->page_sec); |
694 |
ERROR5: |
695 |
psiconv_free_application_id_section(appl_id); |
696 |
ERROR4: |
697 |
psiconv_free_word_status_section((*result)->status_sec); |
698 |
ERROR3: |
699 |
psiconv_free_section_table_section(table); |
700 |
ERROR2: |
701 |
free(*result); |
702 |
ERROR1: |
703 |
psiconv_error(config,lev+1,off,"Reading of Word File failed"); |
704 |
if (res == 0) |
705 |
return -PSICONV_E_NOMEM; |
706 |
else |
707 |
return res; |
708 |
} |
709 |
|
710 |
int psiconv_parse_sheet_file(const psiconv_config config, |
711 |
const psiconv_buffer buf,int lev, psiconv_u32 off, |
712 |
psiconv_sheet_f *result) |
713 |
{ |
714 |
int res=0; |
715 |
psiconv_section_table_section table; |
716 |
psiconv_application_id_section appl_id; |
717 |
char *temp_str; |
718 |
psiconv_u32 pwd_sec = 0; |
719 |
psiconv_u32 status_sec = 0; |
720 |
psiconv_u32 page_sec = 0; |
721 |
psiconv_u32 applid_sec = 0; |
722 |
psiconv_u32 workbook_sec = 0; |
723 |
psiconv_section_table_entry entry; |
724 |
psiconv_u32 sto; |
725 |
int i; |
726 |
|
727 |
psiconv_progress(config,lev+1,off,"Going to read a sheet file"); |
728 |
if (!(*result = malloc(sizeof(**result)))) |
729 |
goto ERROR1; |
730 |
|
731 |
psiconv_progress(config,lev+2,off, |
732 |
"Going to read the offset of the section table section"); |
733 |
sto = psiconv_read_u32(config,buf,lev+2,off,&res); |
734 |
if (res) |
735 |
goto ERROR2; |
736 |
psiconv_debug(config,lev+2,off,"Offset: %08x",sto); |
737 |
|
738 |
psiconv_progress(config,lev+2,sto, |
739 |
"Going to read the section table section"); |
740 |
if ((res = psiconv_parse_section_table_section(config,buf,lev+2,sto, NULL,&table))) |
741 |
goto ERROR2; |
742 |
|
743 |
for (i = 0; i < psiconv_list_length(table); i ++) { |
744 |
psiconv_progress(config,lev+2,sto, "Going to read entry %d",i); |
745 |
if (!(entry = psiconv_list_get(table,i))) |
746 |
goto ERROR3; |
747 |
if (entry->id == PSICONV_ID_APPL_ID_SECTION) { |
748 |
applid_sec = entry->offset; |
749 |
psiconv_debug(config,lev+3,sto, |
750 |
"Found the Application ID section at %08x",applid_sec); |
751 |
} else if (entry->id == PSICONV_ID_PAGE_LAYOUT_SECTION) { |
752 |
page_sec = entry->offset; |
753 |
psiconv_debug(config,lev+3,sto, |
754 |
"Found the Page Layout section at %08x",page_sec); |
755 |
} else if (entry->id == PSICONV_ID_PASSWORD_SECTION) { |
756 |
pwd_sec = entry->offset; |
757 |
psiconv_debug(config,lev+3,sto, |
758 |
"Found the Password section at %08x",pwd_sec); |
759 |
psiconv_error(config,lev+3,sto, |
760 |
"Password section found - can't read encrypted data"); |
761 |
res = -PSICONV_E_PARSE; |
762 |
goto ERROR3; |
763 |
} else if (entry->id == PSICONV_ID_SHEET_WORKBOOK_SECTION) { |
764 |
workbook_sec = entry->offset; |
765 |
psiconv_debug(config,lev+3,sto, |
766 |
"Found the Sheet Workbook section at %08x",workbook_sec); |
767 |
} else if (entry->id == PSICONV_ID_SHEET_STATUS_SECTION) { |
768 |
status_sec = entry->offset; |
769 |
psiconv_debug(config,lev+3,sto, |
770 |
"Found the Sheet Status section at %08x",status_sec); |
771 |
} else { |
772 |
psiconv_warn(config,lev+3,sto, |
773 |
"Found unknown section in the Section Table (ignoring)"); |
774 |
psiconv_debug(config,lev+3,sto, |
775 |
"Section ID %08x, offset %08x",entry->id,entry->offset); |
776 |
} |
777 |
} |
778 |
|
779 |
|
780 |
psiconv_progress(config,lev+2,sto, |
781 |
"Looking for the Status section"); |
782 |
if (!status_sec) { |
783 |
psiconv_error(config,lev+2,sto, "Status section not found in the section table"); |
784 |
res = -PSICONV_E_PARSE; |
785 |
goto ERROR3; |
786 |
} else { |
787 |
psiconv_debug(config,lev+2,sto, "Status section at offset %08x",status_sec); |
788 |
if ((res = psiconv_parse_sheet_status_section(config,buf,lev+2,status_sec,NULL, |
789 |
&((*result)->status_sec)))) |
790 |
goto ERROR3; |
791 |
} |
792 |
|
793 |
psiconv_progress(config,lev+2,sto, "Looking for the Application ID section"); |
794 |
if (! applid_sec) { |
795 |
psiconv_error(config,lev+2,sto, |
796 |
"Application ID section not found in the section table"); |
797 |
res = -PSICONV_E_PARSE; |
798 |
goto ERROR4; |
799 |
} else { |
800 |
psiconv_debug(config,lev+2,sto, |
801 |
"Application ID section at offset %08x",applid_sec); |
802 |
if ((res = psiconv_parse_application_id_section(config,buf,lev+2,applid_sec,NULL, |
803 |
&appl_id))) |
804 |
goto ERROR4; |
805 |
} |
806 |
if ((appl_id->id != PSICONV_ID_SHEET) || |
807 |
!applid_matches(appl_id->name,"sheet.app")) { |
808 |
psiconv_warn(config,lev+2,applid_sec, |
809 |
"Application ID section contains unexpected data"); |
810 |
psiconv_debug(config,lev+2,applid_sec,"ID: %08x expected, %08x found", |
811 |
PSICONV_ID_SHEET,appl_id->id); |
812 |
if (!(temp_str = psiconv_make_printable(config,appl_id->name))) |
813 |
goto ERROR5; |
814 |
psiconv_debug(config,lev+2,applid_sec,"Name: `%s' expected, `%s' found", |
815 |
"Sheet.app",temp_str); |
816 |
free(temp_str); |
817 |
res = -PSICONV_E_PARSE; |
818 |
goto ERROR5; |
819 |
} |
820 |
|
821 |
psiconv_progress(config,lev+2,sto, |
822 |
"Looking for the Page layout section"); |
823 |
if (! page_sec) { |
824 |
psiconv_error(config,lev+2,sto, |
825 |
"Page layout section not found in the section table"); |
826 |
res = -PSICONV_E_PARSE; |
827 |
goto ERROR5; |
828 |
} else { |
829 |
psiconv_debug(config,lev+2,sto, |
830 |
"Page layout section at offset %08x",page_sec); |
831 |
if ((res = psiconv_parse_page_layout_section(config,buf,lev+2,page_sec,NULL, |
832 |
&(*result)->page_sec))) |
833 |
goto ERROR5; |
834 |
} |
835 |
|
836 |
psiconv_progress(config,lev+2,sto, |
837 |
"Looking for the Sheet Workbook section"); |
838 |
if (! workbook_sec) { |
839 |
psiconv_error(config,lev+2,sto, |
840 |
"Sheet workbook section not found in the section table"); |
841 |
res = -PSICONV_E_PARSE; |
842 |
goto ERROR6; |
843 |
} else { |
844 |
psiconv_debug(config,lev+2,sto, |
845 |
"Sheet workbook section at offset %08x",page_sec); |
846 |
if ((res = psiconv_parse_sheet_workbook_section(config,buf,lev+2,workbook_sec,NULL, |
847 |
&(*result)->workbook_sec))) |
848 |
goto ERROR6; |
849 |
} |
850 |
|
851 |
psiconv_free_application_id_section(appl_id); |
852 |
psiconv_free_section_table_section(table); |
853 |
|
854 |
psiconv_progress(config,lev+1,off,"End of Sheet file"); |
855 |
return 0; |
856 |
|
857 |
ERROR6: |
858 |
psiconv_free_page_layout_section((*result)->page_sec); |
859 |
ERROR5: |
860 |
psiconv_free_application_id_section(appl_id); |
861 |
ERROR4: |
862 |
psiconv_free_sheet_status_section((*result)->status_sec); |
863 |
ERROR3: |
864 |
psiconv_free_section_table_section(table); |
865 |
ERROR2: |
866 |
free(*result); |
867 |
ERROR1: |
868 |
psiconv_error(config,lev+1,off,"Reading of Sheet File failed"); |
869 |
if (res == 0) |
870 |
return -PSICONV_E_NOMEM; |
871 |
else |
872 |
return res; |
873 |
} |