/[public]/psiconv/trunk/lib/psiconv/parse_common.c
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Revision 12 Revision 65
1/* 1/*
2 parse_common.c - Part of psiconv, a PSION 5 file formats converter 2 parse_common.c - Part of psiconv, a PSION 5 file formats converter
3 Copyright (c) 1999 Frodo Looijaard <frodol@dds.nl> 3 Copyright (c) 1999, 2000 Frodo Looijaard <frodol@dds.nl>
4 4
5 This program is free software; you can redistribute it and/or modify 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 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 7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version. 8 (at your option) any later version.
16 along with this program; if not, write to the Free Software 16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18*/ 18*/
19 19
20#include "config.h" 20#include "config.h"
21#include "compat.h"
21#include <stdlib.h> 22#include <stdlib.h>
22#include <string.h> 23#include <string.h>
23 24
24#include "data.h" 25#include "data.h"
25#include "parse_routines.h" 26#include "parse_routines.h"
38 int res=0; 39 int res=0;
39 int len=0; 40 int len=0;
40 psiconv_u32 temp; 41 psiconv_u32 temp;
41 42
42 psiconv_progress(lev+1,off+len,"Going to read the header section"); 43 psiconv_progress(lev+1,off+len,"Going to read the header section");
43 (*result) = malloc(sizeof(**result)); 44 if (!((*result) = malloc(sizeof(**result))))
45 goto ERROR1;
44 46
45 psiconv_progress(lev+2,off+len,"Going to read UID1 to UID3"); 47 psiconv_progress(lev+2,off+len,"Going to read UID1 to UID3");
46 (*result)->uid1 = psiconv_read_u32(buf,lev+2,off+len); 48 (*result)->uid1 = psiconv_read_u32(buf,lev+2,off+len,&res);
49 if (res)
50 goto ERROR2;
47 psiconv_debug(lev+2,off+len,"UID1: %08x",(*result)->uid1); 51 psiconv_debug(lev+2,off+len,"UID1: %08x",(*result)->uid1);
52 if ((*result)->uid1 == PSICONV_ID_CLIPART) {
53 /* That's all folks... */
54 (*result)->file = psiconv_clipart_file;
55 (*result)->uid2 = 0;
56 (*result)->uid3 = 0;
57 (*result)->checksum = 0;
58 len += 4;
59 psiconv_debug(lev+2,off+len,"File is a Clipart file");
60 goto DONE;
61 }
48 if ((*result)->uid1 != PSICONV_ID_PSION5) { 62 if ((*result)->uid1 != PSICONV_ID_PSION5) {
49 psiconv_warn(lev+2,off+len,"UID1 has unknown value. This is probably " 63 psiconv_warn(lev+2,off+len,"UID1 has unknown value. This is probably "
50 "not a (parsable) Psion 5 file"); 64 "not a (parsable) Psion 5 file");
51 res = -1; 65 res = -PSICONV_E_PARSE;
66 goto ERROR2;
52 } 67 }
53 len += 4; 68 len += 4;
54 (*result)->uid2 = psiconv_read_u32(buf,lev+2,off+len); 69 (*result)->uid2 = psiconv_read_u32(buf,lev+2,off+len,&res);
70 if (res)
71 goto ERROR2;
55 psiconv_debug(lev+2,off+len,"UID2: %08x",(*result)->uid2); 72 psiconv_debug(lev+2,off+len,"UID2: %08x",(*result)->uid2);
56 len += 4; 73 len += 4;
57 (*result)->uid3 = psiconv_read_u32(buf,lev+2,off+len); 74 (*result)->uid3 = psiconv_read_u32(buf,lev+2,off+len,&res);
75 if (res)
76 goto ERROR2;
58 psiconv_debug(lev+2,off+len,"UID3: %08x",(*result)->uid3); 77 psiconv_debug(lev+2,off+len,"UID3: %08x",(*result)->uid3);
59 len += 4; 78 len += 4;
60 79
61 (*result)->file = psiconv_unknown_file; 80 (*result)->file = psiconv_unknown_file;
62 if ((*result)->uid1 == PSICONV_ID_PSION5) { 81 if ((*result)->uid1 == PSICONV_ID_PSION5) {
65 (*result)->file = psiconv_word_file; 84 (*result)->file = psiconv_word_file;
66 psiconv_debug(lev+2,off+len,"File is a Word file"); 85 psiconv_debug(lev+2,off+len,"File is a Word file");
67 } else if ((*result)->uid3 == PSICONV_ID_TEXTED) { 86 } else if ((*result)->uid3 == PSICONV_ID_TEXTED) {
68 (*result)->file = psiconv_texted_file; 87 (*result)->file = psiconv_texted_file;
69 psiconv_debug(lev+2,off+len,"File is a TextEd file"); 88 psiconv_debug(lev+2,off+len,"File is a TextEd file");
89 } else if ((*result)->uid3 == PSICONV_ID_SKETCH) {
90 (*result)->file = psiconv_sketch_file;
91 psiconv_debug(lev+2,off+len,"File is a Sketch file");
70 } 92 }
71 } else if ((*result)->uid2 == PSICONV_ID_MBM_FILE) { 93 } else if ((*result)->uid2 == PSICONV_ID_MBM_FILE) {
72 (*result)->file = psiconv_mbm_file; 94 (*result)->file = psiconv_mbm_file;
73 if ((*result)->uid3 != 0x00) 95 if ((*result)->uid3 != 0x00)
74 psiconv_warn(lev+2,off+len,"UID3 set in MBM file?!?"); 96 psiconv_warn(lev+2,off+len,"UID3 set in MBM file?!?");
75 psiconv_debug(lev+2,off+len,"File is a MBM file"); 97 psiconv_debug(lev+2,off+len,"File is a MBM file");
79 psiconv_warn(lev+2,off+len,"Unknown file type"); 101 psiconv_warn(lev+2,off+len,"Unknown file type");
80 (*result)->file = psiconv_unknown_file; 102 (*result)->file = psiconv_unknown_file;
81 } 103 }
82 104
83 psiconv_progress(lev+2,off+len,"Checking UID4"); 105 psiconv_progress(lev+2,off+len,"Checking UID4");
84 temp = psiconv_read_u32(buf,lev+2,off+len); 106 temp = psiconv_read_u32(buf,lev+2,off+len,&res);
107 if (res)
108 goto ERROR2;
85 if (temp == psiconv_checkuid((*result)->uid1,(*result)->uid2, 109 if (temp == psiconv_checkuid((*result)->uid1,(*result)->uid2,
86 (*result)->uid3)) 110 (*result)->uid3))
87 psiconv_debug(lev+2,off+len,"Checksum %08x is correct",temp); 111 psiconv_debug(lev+2,off+len,"Checksum %08x is correct",temp);
88 else { 112 else {
89 psiconv_warn(lev+2,off+len,"Checksum failed, file corrupted!"); 113 psiconv_warn(lev+2,off+len,"Checksum failed, file corrupted!");
90 psiconv_debug(lev+2,off+len,"Expected checksum %08x, found %08x", 114 psiconv_debug(lev+2,off+len,"Expected checksum %08x, found %08x",
91 psiconv_checkuid((*result)->uid1,(*result)->uid2, 115 psiconv_checkuid((*result)->uid1,(*result)->uid2,
92 (*result)->uid3),temp); 116 (*result)->uid3),temp);
93 res = -1; 117 res = -PSICONV_E_PARSE;
118 goto ERROR2;
94 } 119 }
95 len += 4; 120 len += 4;
96
97 psiconv_progress(lev+2,off+len,"Going to read Section Table Section offset");
98 (*result)->section_table_offset = psiconv_read_u32(buf,lev+2,off+len);
99 psiconv_debug(lev+2,off+len,"Section Table Section starts at offset %08x",
100 (*result)->section_table_offset) ;
101 len += 4;
102 121
122DONE:
103 if (length) 123 if (length)
104 *length = len; 124 *length = len;
105 125
106 psiconv_progress(lev+1,off+len-1, 126 psiconv_progress(lev+1,off+len-1,
107 "End of Header Section (total length: %08x)",len); 127 "End of Header Section (total length: %08x)",len);
108 128
109 return res; 129 return res;
130
131ERROR2:
132 free(*result);
133ERROR1:
134 psiconv_warn(lev+1,off,"Reading of Header Section failed");
135 if (length)
136 *length = 0;
137 if (res == 0)
138 return -PSICONV_E_NOMEM;
139 else
140 return res;
110} 141}
111 142
112int psiconv_parse_section_table_section(const psiconv_buffer buf, int lev, 143int psiconv_parse_section_table_section(const psiconv_buffer buf, int lev,
113 psiconv_u32 off, int *length, 144 psiconv_u32 off, int *length,
114 psiconv_section_table_section *result) 145 psiconv_section_table_section *result)
119 150
120 int i; 151 int i;
121 psiconv_u8 nr; 152 psiconv_u8 nr;
122 153
123 psiconv_progress(lev+1,off+len,"Going to read the section table section"); 154 psiconv_progress(lev+1,off+len,"Going to read the section table section");
124 *result = psiconv_list_new(sizeof(*entry)); 155 if (!(*result = psiconv_list_new(sizeof(*entry))))
156 goto ERROR1;
125 157
126 psiconv_progress(lev+2,off+len,"Going to read the section table length"); 158 psiconv_progress(lev+2,off+len,"Going to read the section table length");
127 nr = psiconv_read_u8(buf,lev+2,off+len); 159 nr = psiconv_read_u8(buf,lev+2,off+len,&res);
160 if (res)
161 goto ERROR2;
128 psiconv_debug(lev+2,off+len,"Length: %08x",nr); 162 psiconv_debug(lev+2,off+len,"Length: %08x",nr);
129 if (nr & 0x01) { 163 if (nr & 0x01) {
130 psiconv_warn(lev+2,off+len, 164 psiconv_warn(lev+2,off+len,
131 "Section table length odd - ignoring last entry"); 165 "Section table length odd - ignoring last entry");
132 res = -1;
133 } 166 }
134 len ++; 167 len ++;
135 168
136 psiconv_progress(lev+2,off+len,"Going to read the section table entries"); 169 psiconv_progress(lev+2,off+len,"Going to read the section table entries");
137 entry = malloc(sizeof(*entry)); 170 entry = malloc(sizeof(*entry));
138 for (i = 0; i < nr / 2; i++) { 171 for (i = 0; i < nr / 2; i++) {
139 entry->id = psiconv_read_u32(buf,lev+2,off + len); 172 entry->id = psiconv_read_u32(buf,lev+2,off + len,&res);
173 if (res)
174 goto ERROR3;
140 psiconv_debug(lev+2,off + len,"Entry %d: ID = %08x",i,entry->id); 175 psiconv_debug(lev+2,off + len,"Entry %d: ID = %08x",i,entry->id);
141 len += 0x04; 176 len += 0x04;
142 entry->offset = psiconv_read_u32(buf,lev+2,off + len); 177 entry->offset = psiconv_read_u32(buf,lev+2,off + len,&res);
178 if (res)
179 goto ERROR3;
143 psiconv_debug(lev+2,off +len,"Entry %d: Offset = %08x",i,entry->offset); 180 psiconv_debug(lev+2,off +len,"Entry %d: Offset = %08x",i,entry->offset);
144 len += 0x04; 181 len += 0x04;
145 psiconv_list_add(*result,entry); 182 if ((res=psiconv_list_add(*result,entry)))
183 goto ERROR3;
146 } 184 }
147 185
148 free(entry); 186 free(entry);
149 187
150 if (length) 188 if (length)
151 *length = len; 189 *length = len;
152 190
153 psiconv_progress(lev+1,off+len-1,"End of section table section " 191 psiconv_progress(lev+1,off+len-1,"End of section table section "
154 "(total length: %08x", len); 192 "(total length: %08x)", len);
155 193
194 return 0;
195ERROR3:
196 free(entry);
197ERROR2:
198 psiconv_list_free(*result);
199ERROR1:
200 psiconv_warn(lev+1,off,"Reading of Section Table Section failed");
201 if (length)
202 *length = 0;
203 if (res == 0)
204 return -PSICONV_E_NOMEM;
205 else
156 return res; 206 return res;
157} 207}
158 208
159int psiconv_parse_application_id_section(const psiconv_buffer buf, int lev, 209int psiconv_parse_application_id_section(const psiconv_buffer buf, int lev,
160 psiconv_u32 off, int *length, 210 psiconv_u32 off, int *length,
161 psiconv_application_id_section *result) 211 psiconv_application_id_section *result)
163 int res=0; 213 int res=0;
164 int len=0; 214 int len=0;
165 int leng; 215 int leng;
166 216
167 psiconv_progress(lev+1,off,"Going to read the application id section"); 217 psiconv_progress(lev+1,off,"Going to read the application id section");
168 (*result) = malloc(sizeof(**result)); 218 if (!(*result = malloc(sizeof(**result))))
219 goto ERROR1;
169 220
170 psiconv_progress(lev+2,off+len,"Going to read the type identifier"); 221 psiconv_progress(lev+2,off+len,"Going to read the type identifier");
171 (*result)->id = psiconv_read_u32(buf,lev+2,off+len); 222 (*result)->id = psiconv_read_u32(buf,lev+2,off+len,&res);
223 if (res)
224 goto ERROR2;
172 psiconv_debug(lev+2,off+len,"Identifier: %08x",(*result)->id); 225 psiconv_debug(lev+2,off+len,"Identifier: %08x",(*result)->id);
173 len += 4; 226 len += 4;
174 227
175 psiconv_progress(lev+2,off+len,"Going to read the application id string"); 228 psiconv_progress(lev+2,off+len,"Going to read the application id string");
176 (*result)->name = psiconv_read_string(buf,lev+2,off+len,&leng); 229 (*result)->name = psiconv_read_string(buf,lev+2,off+len,&leng,&res);
230 if (res)
231 goto ERROR2;
177 len += leng; 232 len += leng;
178 233
179 if (length) 234 if (length)
180 *length = len; 235 *length = len;
181 236
182 psiconv_progress(lev+1,off+len-1,"End of application id section " 237 psiconv_progress(lev+1,off+len-1,"End of application id section "
183 "(total length: %08x", len); 238 "(total length: %08x", len);
184 239
185 return res; 240 return res;
241ERROR2:
242 free(*result);
243ERROR1:
244 psiconv_warn(lev+1,off,"Reading of Application ID Section failed");
245 if (length)
246 *length = 0;
247 if (res == 0)
248 return -PSICONV_E_NOMEM;
249 else
250 return res;
186} 251}
187 252
188int psiconv_parse_text_section(const psiconv_buffer buf,int lev,psiconv_u32 off, 253int psiconv_parse_text_section(const psiconv_buffer buf,int lev,psiconv_u32 off,
189 int *length,psiconv_text_and_layout *result) 254 int *length,psiconv_text_and_layout *result)
190{ 255{
194 259
195 psiconv_u32 text_len; 260 psiconv_u32 text_len;
196 psiconv_paragraph para; 261 psiconv_paragraph para;
197 262
198 int nr; 263 int nr;
199 int i,j,start,leng; 264 int i,j,start,leng,temp;
200 char *str_copy; 265 char *str_copy;
201 266
202 psiconv_progress(lev+1,off,"Going to parse the text section"); 267 psiconv_progress(lev+1,off,"Going to parse the text section");
203 psiconv_progress(lev+2,off,"Reading the text length"); 268 psiconv_progress(lev+2,off,"Reading the text length");
269
270 if(!(*result = psiconv_list_new(sizeof(*para))))
271 goto ERROR1;
272 if (!(para = malloc(sizeof(*para))))
273 goto ERROR2;
274
204 text_len = psiconv_read_X(buf,lev+2,off,&leng); 275 text_len = psiconv_read_X(buf,lev+2,off,&leng,&res);
276 if (res)
277 goto ERROR3;
205 psiconv_debug(lev+2,off,"Length: %08x",text_len); 278 psiconv_debug(lev+2,off,"Length: %08x",text_len);
206 len += leng; 279 len += leng;
207
208 *result = psiconv_list_new(sizeof(*para));
209 para = malloc(sizeof(*para));
210 280
211 psiconv_progress(lev+2,off+len,"Going to read all paragraph text"); 281 psiconv_progress(lev+2,off+len,"Going to read all paragraph text");
212 nr = 0; 282 nr = 0;
213 start = 0; 283 start = 0;
214 for (i = 0; i < text_len; i++) 284 for (i = 0; i < text_len; i++) {
215 if (psiconv_read_u8(buf,lev+2,off+len+i) == 0x06) { 285 temp = psiconv_read_u8(buf,lev+2,off+len+i,&res);
286 if (res)
287 goto ERROR3;
288 if (temp == 0x06) {
216 para->text = malloc(i - start + 1); 289 if (!(para->text = malloc(i - start + 1)))
290 goto ERROR3;
217 for (j = 0; j < i - start; j++) 291 for (j = 0; j < i - start; j++) {
218 para->text[j] = psiconv_read_u8(buf,lev+1,off + len + start + j); 292 temp = psiconv_read_u8(buf,lev+1,off + len + start + j,&res);
293 if (res)
294 goto ERROR4;
295 para->text[j] = temp;
296 }
219 para->text[j] = 0; 297 para->text[j] = 0;
220 298
221 psiconv_list_add(*result,para); 299 if ((res = psiconv_list_add(*result,para)))
300 goto ERROR4;
222 301
223 str_copy = psiconv_make_printable(para->text); 302 if (!(str_copy = psiconv_make_printable(para->text)))
303 goto ERROR3;
224 psiconv_debug(lev+2,off+i+len,"Line %d: %d characters",nr, 304 psiconv_debug(lev+2,off+i+len,"Line %d: %d characters",nr,
225 strlen(str_copy) +1); 305 strlen(str_copy) +1);
226 psiconv_debug(lev+2,off+i+len,"Line %d: `%s'",nr,str_copy); 306 psiconv_debug(lev+2,off+i+len,"Line %d: `%s'",nr,str_copy);
227 free(str_copy); 307 free(str_copy);
228 308
229 start = i + 1; 309 start = i + 1;
230 nr ++; 310 nr ++;
231 } 311 }
312 }
232 313
233 if (start != text_len) { 314 if (start != text_len) {
234 res = -1;
235 psiconv_warn(lev+2,off+start+len, 315 psiconv_warn(lev+2,off+start+len,
236 "Last line does not end on EOL (%d characters left)", len - start); 316 "Last line does not end on EOL (%d characters left)", len - start);
237 para->text = malloc(text_len - start + 1); 317 if (!(para->text = malloc(text_len - start + 1)))
318 goto ERROR3;
238 for (j = 0; j < text_len - start; j++) 319 for (j = 0; j < text_len - start; j++) {
239 para->text[j] = psiconv_read_u8(buf,lev+2,off + start + j + len); 320 temp = psiconv_read_u8(buf,lev+2,off + start + j + len, &res);
321 if (res)
322 goto ERROR4;
323 para->text[j] = temp;
324 }
240 para->text[text_len - start] = 0; 325 para->text[text_len - start] = 0;
241 psiconv_list_add(*result,para); 326 if ((res = psiconv_list_add(*result,para)))
327 goto ERROR4;
242 str_copy = psiconv_make_printable(para->text); 328 if (!(str_copy = psiconv_make_printable(para->text)))
329 goto ERROR3;
243 psiconv_debug(lev+2,off+start+len,"Last line: %d characters",nr, 330 psiconv_debug(lev+2,off+start+len,"Last line: %d characters",nr,
244 strlen(str_copy)+1); 331 strlen(str_copy)+1);
245 psiconv_debug(lev+2,off+start+len,"Last line: `%s'",str_copy); 332 psiconv_debug(lev+2,off+start+len,"Last line: `%s'",str_copy);
246 free(str_copy); 333 free(str_copy);
247 } 334 }
248 335
249 free(para); 336 free(para);
250 337
251 /* Initialize the remaining parts of each paragraph */ 338 /* Initialize the remaining parts of each paragraph */
252 for (i = 0; i < psiconv_list_length(*result); i ++) { 339 for (i = 0; i < psiconv_list_length(*result); i ++) {
253 para = psiconv_list_get(*result,i); 340 if (!(para = psiconv_list_get(*result,i))) {
254 para->in_lines = psiconv_list_new(sizeof(struct psiconv_in_line_layout)); 341 psiconv_warn(lev+2,off+len,"Massive memory corruption");
255 para->replacements = psiconv_list_new(sizeof(struct psiconv_replacement)); 342 goto ERROR2_0;
343 }
344 if (!(para->in_lines = psiconv_list_new(sizeof(
345 struct psiconv_in_line_layout_s))))
346 goto ERROR2_0;
347 if (!(para->replacements = psiconv_list_new(sizeof(
348 struct psiconv_replacement_s))))
349 goto ERROR2_1;
350 if (!(para->base_character = psiconv_basic_character_layout()))
351 goto ERROR2_2;
352 if (!(para->base_paragraph = psiconv_basic_paragraph_layout()))
353 goto ERROR2_3;
256 para->base_style = 0; 354 para->base_style = 0;
257 para->base_character = psiconv_basic_character_layout();
258 para->base_paragraph = psiconv_basic_paragraph_layout();
259 } 355 }
260 356
261 357
262 len += text_len; 358 len += text_len;
263 359
266 362
267 psiconv_progress(lev+1,off+len-1,"End of text section (total length: %08x", 363 psiconv_progress(lev+1,off+len-1,"End of text section (total length: %08x",
268 len); 364 len);
269 365
270 return res; 366 return res;
367
368ERROR2_3:
369 psiconv_free_character_layout(para->base_character);
370ERROR2_2:
371 psiconv_list_free(para->replacements);
372ERROR2_1:
373 psiconv_list_free(para->in_lines);
374ERROR2_0:
375 for (j = 0; j < i; j++) {
376 if (!(para = psiconv_list_get(*result,j))) {
377 psiconv_warn(lev+1,off,"Massive memory corruption...");
378 break;
379 }
380 psiconv_list_free(para->in_lines);
381 psiconv_list_free(para->replacements);
382 psiconv_free_character_layout(para->base_character);
383 psiconv_free_paragraph_layout(para->base_paragraph);
384 }
385 goto ERROR2;
386
387ERROR4:
388 free(para->text);
389ERROR3:
390 free(para);
391ERROR2:
392 for (i = 0; i < psiconv_list_length(*result);i++) {
393 if (!(para = psiconv_list_get(*result,i))) {
394 psiconv_warn(lev+1,off,"Massive memory corruption...");
395 break;
396 }
397 free(para->text);
398 }
399 psiconv_list_free(*result);
400ERROR1:
401 psiconv_warn(lev+1,off,"Reading of Text Section failed");
402 if (length)
403 *length = 0;
404 if (!res)
405 return -PSICONV_E_NOMEM;
406 else
407 return res;
271} 408}
272 409
273/* First do a parse_text_section, or you will get into trouble here */ 410/* First do a parse_text_section, or you will get into trouble here */
274int psiconv_parse_layout_section(const psiconv_buffer buf, 411int psiconv_parse_layout_section(const psiconv_buffer buf,
275 int lev,psiconv_u32 off, 412 int lev,psiconv_u32 off,
281 int res = 0; 418 int res = 0;
282 int len = 0; 419 int len = 0;
283 psiconv_u32 temp; 420 psiconv_u32 temp;
284 int parse_styles,nr,i,j,total,leng,line_length; 421 int parse_styles,nr,i,j,total,leng,line_length;
285 422
286 typedef struct anon_style 423 typedef struct anon_style_s
287 { 424 {
288 int nr; 425 int nr;
289 psiconv_s16 base_style; 426 psiconv_s16 base_style;
290 psiconv_character_layout character; 427 psiconv_character_layout character;
291 psiconv_paragraph_layout paragraph; 428 psiconv_paragraph_layout paragraph;
292 } *anon_style; 429 } *anon_style;
293 430
294 typedef psiconv_list anon_style_list; /* of struct anon_style */ 431 typedef psiconv_list anon_style_list; /* of struct anon_style */
295 432
296 anon_style_list anon_styles; 433 anon_style_list anon_styles;
297 struct anon_style anon; 434 struct anon_style_s anon;
298 anon_style anon_ptr=NULL; 435 anon_style anon_ptr=NULL;
299 436
437 psiconv_character_layout temp_char;
438 psiconv_paragraph_layout temp_para;
439 psiconv_word_style temp_style;
300 psiconv_paragraph para; 440 psiconv_paragraph para;
301 struct psiconv_in_line_layout in_line; 441 struct psiconv_in_line_layout_s in_line;
302 442
303 int *inline_count; 443 int *inline_count;
304 444
305 445
306 psiconv_progress(lev+1,off,"Going to read the layout section"); 446 psiconv_progress(lev+1,off,"Going to read the layout section");
307 447
308 psiconv_progress(lev+2,off,"Going to read the section type"); 448 psiconv_progress(lev+2,off,"Going to read the section type");
309 temp = psiconv_read_u16(buf,lev+2,off+len); 449 temp = psiconv_read_u16(buf,lev+2,off+len,&res);
450 if (res)
451 goto ERROR1;
310 psiconv_debug(lev+2,off+len,"Type: %02x",temp); 452 psiconv_debug(lev+2,off+len,"Type: %02x",temp);
311 parse_styles = with_styles; 453 parse_styles = with_styles;
312 if ((temp == 0x0001) && !with_styles) { 454 if ((temp == 0x0001) && !with_styles) {
313 psiconv_warn(lev+2,off+len,"Styleless layout section expected, " 455 psiconv_warn(lev+2,off+len,"Styleless layout section expected, "
314 "but styled section found!"); 456 "but styled section found!");
315 parse_styles = 1; 457 parse_styles = 1;
316 res = -1;
317 } else if ((temp == 0x0000) && (with_styles)) { 458 } else if ((temp == 0x0000) && (with_styles)) {
318 psiconv_warn(lev+2,off+len,"Styled layout section expected, " 459 psiconv_warn(lev+2,off+len,"Styled layout section expected, "
319 "but styleless section found!"); 460 "but styleless section found!");
320 parse_styles = 0; 461 parse_styles = 0;
321 res = -1;
322 } else if ((temp != 0x0000) && (temp != 0x0001)) { 462 } else if ((temp != 0x0000) && (temp != 0x0001)) {
323 psiconv_warn(lev+2,off+len, 463 psiconv_warn(lev+2,off+len,
324 "Layout section type indicator has unknown value!"); 464 "Layout section type indicator has unknown value!");
325 res = -1;
326 } 465 }
327 len += 0x02; 466 len += 0x02;
328 467
329 psiconv_progress(lev+2,off+len,"Going to read paragraph type list"); 468 psiconv_progress(lev+2,off+len,"Going to read paragraph type list");
330 anon_styles = psiconv_list_new(sizeof(anon)); 469 if (!(anon_styles = psiconv_list_new(sizeof(anon))))
470 goto ERROR1;
331 psiconv_progress(lev+3,off+len,"Going to read paragraph type list length"); 471 psiconv_progress(lev+3,off+len,"Going to read paragraph type list length");
332 nr = psiconv_read_u8(buf,lev+3,off+len); 472 nr = psiconv_read_u8(buf,lev+3,off+len,&res);
473 if (res)
474 goto ERROR2;
333 psiconv_debug(lev+3,off+len,"Length: %02x",nr); 475 psiconv_debug(lev+3,off+len,"Length: %02x",nr);
334 len ++; 476 len ++;
335 477
336 psiconv_progress(lev+3,off+len, 478 psiconv_progress(lev+3,off+len,
337 "Going to read the paragraph type list elements"); 479 "Going to read the paragraph type list elements");
338 for (i = 0; i < nr; i ++) { 480 for (i = 0; i < nr; i ++) {
339 psiconv_progress(lev+3,off+len,"Element %d",i); 481 psiconv_progress(lev+3,off+len,"Element %d",i);
340 anon.nr = psiconv_read_u32(buf,lev+4,off+len); 482 anon.nr = psiconv_read_u32(buf,lev+4,off+len,&res);
483 if (res)
484 goto ERROR3;
341 psiconv_debug(lev+4,off+len,"Number: %08x",anon.nr); 485 psiconv_debug(lev+4,off+len,"Number: %08x",anon.nr);
342 len += 0x04; 486 len += 0x04;
343 487
344 psiconv_progress(lev+4,off,"Going to determine the base style"); 488 psiconv_progress(lev+4,off,"Going to determine the base style");
345 if (parse_styles) { 489 if (parse_styles) {
490 temp = psiconv_read_u32(buf,lev+4, off+len,&res);
491 if (res)
492 goto ERROR3;
346 anon.base_style = psiconv_read_u8(buf,lev+3, 493 anon.base_style = psiconv_read_u8(buf,lev+3, off+len+4+temp,&res);
347 off+len+4+psiconv_read_u32(buf,lev+4, 494 if (res)
348 off+len)); 495 goto ERROR3;
349 psiconv_debug(lev+4,off+len+psiconv_read_u32(buf,lev+4,off+len), 496 psiconv_debug(lev+4,off+len+temp,
350 "Style indicator: %02x",anon.base_style); 497 "Style indicator: %02x",anon.base_style);
351 } else 498 } else
352 anon.base_style = 0; 499 anon.base_style = 0;
500 if (!(temp_style = psiconv_get_style(styles,anon.base_style))) {
501 psiconv_warn(lev+4,off,"Unknown Style referenced");
502 if (!(temp_style = psiconv_get_style(styles,anon.base_style))) {
503 psiconv_warn(lev+4,off,"Base style unknown");
504 goto ERROR3;
505 }
506 }
353 anon.paragraph = psiconv_clone_paragraph_layout(psiconv_get_style 507 if (!(anon.paragraph = psiconv_clone_paragraph_layout
354 (styles,anon.base_style)->paragraph); 508 (temp_style->paragraph)))
509 goto ERROR3;
355 anon.character = psiconv_clone_character_layout(psiconv_get_style 510 if (!(anon.character = psiconv_clone_character_layout
356 (styles,anon.base_style)->character); 511 (temp_style->character)))
512 goto ERROR3_1;
357 513
358 psiconv_progress(lev+4,off+len,"Going to read the paragraph layout"); 514 psiconv_progress(lev+4,off+len,"Going to read the paragraph layout");
359 res |= psiconv_parse_paragraph_layout_list(buf,lev+4,off+len,&leng, 515 if ((res = psiconv_parse_paragraph_layout_list(buf,lev+4,off+len,&leng,
360 anon.paragraph); 516 anon.paragraph)))
517 goto ERROR3_2;
361 len += leng; 518 len += leng;
362 if (parse_styles) 519 if (parse_styles)
363 len ++; 520 len ++;
364 521
365 psiconv_progress(lev+4,off+len,"Going to read the character layout"); 522 psiconv_progress(lev+4,off+len,"Going to read the character layout");
366 res |= psiconv_parse_character_layout_list(buf,lev+4,off+len,&leng, 523 if ((res = psiconv_parse_character_layout_list(buf,lev+4,off+len,&leng,
367 anon.character); 524 anon.character)))
525 goto ERROR3_2;
368 len += leng; 526 len += leng;
369 psiconv_list_add(anon_styles,&anon); 527 if ((res = psiconv_list_add(anon_styles,&anon)))
528 goto ERROR3_2;
370 } 529 }
371 530
372 psiconv_progress(lev+2,off+len,"Going to parse the paragraph element list"); 531 psiconv_progress(lev+2,off+len,"Going to parse the paragraph element list");
373 psiconv_progress(lev+3,off+len,"Going to read the number of paragraphs"); 532 psiconv_progress(lev+3,off+len,"Going to read the number of paragraphs");
374 nr = psiconv_read_u32(buf,lev+3,off+len); 533 nr = psiconv_read_u32(buf,lev+3,off+len,&res);
534 if (res)
535 goto ERROR3;
375 if (nr != psiconv_list_length(result)) { 536 if (nr != psiconv_list_length(result)) {
376 psiconv_warn(lev+3,off+len, 537 psiconv_warn(lev+3,off+len,
377 "Number of text paragraphs and paragraph elements does not match"); 538 "Number of text paragraphs and paragraph elements does not match");
378 psiconv_debug(lev+3,off+len, 539 psiconv_debug(lev+3,off+len,
379 "%d text paragraphs, %d paragraph elements", 540 "%d text paragraphs, %d paragraph elements",
380 psiconv_list_length(result),nr); 541 psiconv_list_length(result),nr);
381 } 542 }
382 psiconv_debug(lev+3,off+len,"Number of paragraphs: %d",nr); 543 psiconv_debug(lev+3,off+len,"Number of paragraphs: %d",nr);
383 len += 4; 544 len += 4;
384 inline_count = malloc(nr * sizeof(*inline_count)); 545 if (!(inline_count = malloc(nr * sizeof(*inline_count))))
546 goto ERROR3;
385 547
386 psiconv_progress(lev+3,off+len,"Going to read the paragraph elements"); 548 psiconv_progress(lev+3,off+len,"Going to read the paragraph elements");
387 for (i = 0; i < nr; i ++) { 549 for (i = 0; i < nr; i ++) {
388 psiconv_progress(lev+3,off+len,"Element %d",i); 550 psiconv_progress(lev+3,off+len,"Element %d",i);
389 if (i >= psiconv_list_length(result)) { 551 if (i >= psiconv_list_length(result)) {
390 psiconv_debug(lev+4,off+len,"Going to allocate a new element"); 552 psiconv_debug(lev+4,off+len,"Going to allocate a new element");
391 para = malloc(sizeof(*para)); 553 if (!(para = malloc(sizeof(*para))))
392 para->in_lines = psiconv_list_new(sizeof(struct psiconv_in_line_layout)); 554 goto ERROR4;
555 if (!(para->in_lines = psiconv_list_new(sizeof(
556 struct psiconv_in_line_layout_s))))
557 goto ERROR4_1;
393 para->base_style = 0; 558 para->base_style = 0;
394 para->base_character = psiconv_basic_character_layout(); 559 if (!(para->base_character = psiconv_basic_character_layout()))
560 goto ERROR4_2;
395 para->base_paragraph = psiconv_basic_paragraph_layout(); 561 if (!(para->base_paragraph = psiconv_basic_paragraph_layout()))
562 goto ERROR4_3;
563 if ((res = psiconv_list_add(result,para)))
564 goto ERROR4_4;
396 free(para); 565 free(para);
397 } 566 }
398 para = psiconv_list_get(result,i); 567 if (!(para = psiconv_list_get(result,i)))
568 goto ERROR4;
399 569
400 psiconv_progress(lev+4,off+len,"Going to read the paragraph length"); 570 psiconv_progress(lev+4,off+len,"Going to read the paragraph length");
401 temp = psiconv_read_u32(buf,lev+4,off+len); 571 temp = psiconv_read_u32(buf,lev+4,off+len,&res);
572 if (res)
573 goto ERROR4;
402 if (temp != strlen(para->text)+1) { 574 if (temp != strlen(para->text)+1) {
403 res = -1;
404 psiconv_warn(lev+4,off+len, 575 psiconv_warn(lev+4,off+len,
405 "Disagreement of the length of paragraph in layout section"); 576 "Disagreement of the length of paragraph in layout section");
406 psiconv_debug(lev+4,off+len, 577 psiconv_debug(lev+4,off+len,
407 "Paragraph length: layout section says %d, counted %d", 578 "Paragraph length: layout section says %d, counted %d",
408 temp,strlen(para->text)+1); 579 temp,strlen(para->text)+1);
409 } else 580 } else
410 psiconv_debug(lev+4,off+len,"Paragraph length: %d",temp); 581 psiconv_debug(lev+4,off+len,"Paragraph length: %d",temp);
411 len += 4; 582 len += 4;
412 583
413 psiconv_progress(lev+4,off+len,"Going to read the paragraph type"); 584 psiconv_progress(lev+4,off+len,"Going to read the paragraph type");
414 temp = psiconv_read_u8(buf,lev+4,off+len); 585 temp = psiconv_read_u8(buf,lev+4,off+len,&res);
586 if (res)
587 goto ERROR4;
415 if (temp != 0x00) { 588 if (temp != 0x00) {
416 psiconv_debug(lev+4,off+len,"Type: %02x",temp); 589 psiconv_debug(lev+4,off+len,"Type: %02x",temp);
417 for (j = 0; j < psiconv_list_length(anon_styles); j++) { 590 for (j = 0; j < psiconv_list_length(anon_styles); j++) {
418 anon_ptr = psiconv_list_get(anon_styles,j); 591 if (!(anon_ptr = psiconv_list_get(anon_styles,j))) {
592 psiconv_warn(lev+4,off+len,"Massive memory curruption");
593 goto ERROR4;
594 }
419 if (temp == anon_ptr->nr) 595 if (temp == anon_ptr->nr)
420 break; 596 break;
421 } 597 }
422 if (j == psiconv_list_length(anon_styles)) { 598 if (j == psiconv_list_length(anon_styles)) {
423 psiconv_warn(lev+4,off+len,"Layout section paragraph type unknown"); 599 psiconv_warn(lev+4,off+len,"Layout section paragraph type unknown");
424 psiconv_debug(lev+4,off+len,"Unknown type - using base styles instead"); 600 psiconv_debug(lev+4,off+len,"Unknown type - using base styles instead");
425 para->base_style = 0; 601 para->base_style = 0;
602 if (!(temp_style = psiconv_get_style(styles,0))) {
603 psiconv_warn(lev+4,off,"Base style unknown");
604 goto ERROR4;
605 }
606 if (!(temp_para = psiconv_clone_paragraph_layout
607 (temp_style->paragraph)))
608 goto ERROR4;
426 psiconv_free_paragraph_layout(para->base_paragraph); 609 psiconv_free_paragraph_layout(para->base_paragraph);
610 para->base_paragraph = temp_para;
611
612 if (!(temp_char = psiconv_clone_character_layout
613 (temp_style->character)))
614 goto ERROR4;
427 psiconv_free_character_layout(para->base_character); 615 psiconv_free_character_layout(para->base_character);
428 para->base_paragraph = psiconv_clone_paragraph_layout(psiconv_get_style 616 para->base_character = temp_char;
429 (styles,0)->paragraph);
430 para->base_character = psiconv_clone_character_layout(psiconv_get_style
431 (styles,0)->character);
432 } else { 617 } else {
433 para->base_style = anon_ptr->base_style; 618 para->base_style = anon_ptr->base_style;
619 if (!(temp_para = psiconv_clone_paragraph_layout (anon_ptr->paragraph)))
620 goto ERROR4;
434 psiconv_free_paragraph_layout(para->base_paragraph); 621 psiconv_free_paragraph_layout(para->base_paragraph);
622 para->base_paragraph = temp_para;
623
624 if (!(temp_char = psiconv_clone_character_layout (anon_ptr->character)))
625 goto ERROR4;
435 psiconv_free_character_layout(para->base_character); 626 psiconv_free_character_layout(para->base_character);
436 para->base_paragraph = psiconv_clone_paragraph_layout 627 para->base_character = temp_char;
437 (anon_ptr->paragraph);
438 para->base_character = psiconv_clone_character_layout
439 (anon_ptr->character);
440 } 628 }
441 inline_count[i] = 0; 629 inline_count[i] = 0;
442 len += 0x01; 630 len += 0x01;
443 } else { 631 } else {
444 psiconv_debug(lev+4,off+len,"Type: %02x (not based on a paragraph type)" 632 psiconv_debug(lev+4,off+len,"Type: %02x (not based on a paragraph type)"
445 ,temp); 633 ,temp);
446 len += 0x01; 634 len += 0x01;
447 if (parse_styles) { 635 if (parse_styles) {
448 psiconv_progress(lev+4,off+len+psiconv_read_u32(buf,lev+4,off+len), 636 temp = psiconv_read_u32(buf,lev+4,off+len,&res);
637 if (res)
638 goto ERROR4;
639 psiconv_progress(lev+4,off+len+temp+4,
449 "Going to read the paragraph element base style"); 640 "Going to read the paragraph element base style");
450 temp = psiconv_read_u8(buf,lev+4, 641 temp = psiconv_read_u8(buf,lev+4, off+len+temp+4,&res);
451 off+len+psiconv_read_u32(buf,lev+4,off+len)); 642 if (res)
452 psiconv_debug(lev+4,off+len+psiconv_read_u32(buf,lev+4,off+len), 643 goto ERROR4;
453 "Style: %02x",temp); 644 psiconv_debug(lev+4,off+len+temp+4, "Style: %02x",temp);
454 } else 645 } else
455 temp = 0x00; 646 temp = 0x00;
647
648 if (!(temp_style = psiconv_get_style (styles,temp))) {
649 psiconv_warn(lev+4,off,"Unknown Style referenced");
650 if (!(temp_style = psiconv_get_style(styles,0))) {
651 psiconv_warn(lev+4,off,"Base style unknown");
652 goto ERROR4;
653 }
654 }
655
656 if (!(temp_para = psiconv_clone_paragraph_layout(temp_style->paragraph)))
657 goto ERROR4;
456 psiconv_free_paragraph_layout(para->base_paragraph); 658 psiconv_free_paragraph_layout(para->base_paragraph);
659 para->base_paragraph = temp_para;
660
661 if (!(temp_char = psiconv_clone_character_layout(temp_style->character)))
662 goto ERROR4;
457 psiconv_free_character_layout(para->base_character); 663 psiconv_free_character_layout(para->base_character);
458 para->base_paragraph = psiconv_clone_paragraph_layout(psiconv_get_style 664 para->base_character = temp_char;
459 (styles,temp)->paragraph); 665
460 para->base_character = psiconv_clone_character_layout(psiconv_get_style
461 (styles,temp)->character);
462 para->base_style = temp; 666 para->base_style = temp;
463 psiconv_progress(lev+4,off+len,"Going to read paragraph layout"); 667 psiconv_progress(lev+4,off+len,"Going to read paragraph layout");
464 psiconv_parse_paragraph_layout_list(buf,lev+4,off+len,&leng, 668 if ((res = psiconv_parse_paragraph_layout_list(buf,lev+4,off+len,&leng,
465 para->base_paragraph); 669 para->base_paragraph)))
670 goto ERROR4;
466 len += leng; 671 len += leng;
467 if (parse_styles) 672 if (parse_styles)
468 len += 1; 673 len += 1;
469 psiconv_progress(lev+4,off+len,"Going to read number of in-line " 674 psiconv_progress(lev+4,off+len,"Going to read number of in-line "
470 "layout elements"); 675 "layout elements");
471 inline_count[i] = psiconv_read_u32(buf,lev+4,off+len); 676 inline_count[i] = psiconv_read_u32(buf,lev+4,off+len,&res);
677 if (res)
678 goto ERROR4;
472 psiconv_debug(lev+4,off+len,"Nr: %08x",inline_count[i]); 679 psiconv_debug(lev+4,off+len,"Nr: %08x",inline_count[i]);
473 len += 4; 680 len += 4;
474 } 681 }
475 } 682 }
476 683
477 psiconv_progress(lev+2,off+len,"Going to read the text layout inline list"); 684 psiconv_progress(lev+2,off+len,"Going to read the text layout inline list");
478 685
479 psiconv_progress(lev+3,off+len,"Going to read the number of elements"); 686 psiconv_progress(lev+3,off+len,"Going to read the number of elements");
480 nr = psiconv_read_u32(buf,lev+3,off+len); 687 nr = psiconv_read_u32(buf,lev+3,off+len,&res);
688 if (res)
689 goto ERROR4;
481 psiconv_debug(lev+3,off,"Elements: %08x",nr); 690 psiconv_debug(lev+3,off+len,"Elements: %08x",nr);
482 len += 0x04; 691 len += 0x04;
483 692
484 psiconv_progress(lev+3,off+len, 693 psiconv_progress(lev+3,off+len,
485 "Going to read the text layout inline elements"); 694 "Going to read the text layout inline elements");
486 total = 0; 695 total = 0;
487 for (i = 0; i < psiconv_list_length(result); i++) { 696 for (i = 0; i < psiconv_list_length(result); i++) {
488 para = psiconv_list_get(result,i); 697 if (!(para = psiconv_list_get(result,i))) {
698 psiconv_warn(lev+3,off+len,"Massive memory corruption");
699 goto ERROR4;
700 }
489 line_length = -1; 701 line_length = -1;
490 for (j = 0; j < inline_count[i]; j++) { 702 for (j = 0; j < inline_count[i]; j++) {
491 psiconv_progress(lev+3,off+len,"Element %d: Paragraph %d, element %d", 703 psiconv_progress(lev+3,off+len,"Element %d: Paragraph %d, element %d",
492 total,i,j); 704 total,i,j);
493 if (total >= nr) { 705 if (total >= nr) {
494 psiconv_warn(lev+3,off+len, 706 psiconv_warn(lev+3,off+len,
495 "Layout section inlines: not enough element"); 707 "Layout section inlines: not enough element");
496 res = -1;
497 psiconv_debug(lev+3,off+len,"Can't read element!"); 708 psiconv_debug(lev+3,off+len,"Can't read element!");
498 } else { 709 } else {
499 total ++; 710 total ++;
500 in_line.layout = psiconv_clone_character_layout(para->base_character); 711 if (!(in_line.layout = psiconv_clone_character_layout
712 (para->base_character)))
713 goto ERROR4;
501 psiconv_progress(lev+4,off+len,"Going to read the element type"); 714 psiconv_progress(lev+4,off+len,"Going to read the element type");
502 temp = psiconv_read_u8(buf,lev+4,len+off); 715 temp = psiconv_read_u8(buf,lev+4,len+off,&res);
716 if (res)
717 goto ERROR4;
503 len += 1; 718 len += 1;
504 psiconv_debug(lev+4,off,"Type: %02x",temp); 719 psiconv_debug(lev+4,off,"Type: %02x",temp);
505 psiconv_progress(lev+4,off, 720 psiconv_progress(lev+4,off,
506 "Going to read the number of characters it applies to"); 721 "Going to read the number of characters it applies to");
507 in_line.length = psiconv_read_u32(buf,lev+4,len+off); 722 in_line.length = psiconv_read_u32(buf,lev+4,len+off,&res);
723 if (res)
724 goto ERROR4;
508 psiconv_debug(lev+4,off+len,"Length: %02x",in_line.length); 725 psiconv_debug(lev+4,off+len,"Length: %02x",in_line.length);
509 len += 4; 726 len += 4;
510 psiconv_progress(lev+4,off+len,"Going to read the character layout"); 727 psiconv_progress(lev+4,off+len,"Going to read the character layout");
511 res |= psiconv_parse_character_layout_list(buf,lev+4,off+len,&leng, 728 if ((res = psiconv_parse_character_layout_list(buf,lev+4,off+len,&leng,
512 in_line.layout); 729 in_line.layout)))
730 goto ERROR4;
513 len += leng; 731 len += leng;
514 732
515 if (temp == 0x01) { 733 if (temp == 0x01) {
516 psiconv_debug(lev+4,off+len,"Skipping object data"); 734 psiconv_debug(lev+4,off+len,"Skipping object data");
517 len += 0x10; 735 len += 0x10;
518 } else if (temp != 0x00) { 736 } else if (temp != 0x00) {
519 psiconv_warn(lev+4,off+len,"Layout section unknown inline type"); 737 psiconv_warn(lev+4,off+len,"Layout section unknown inline type");
520 res = -1;
521 } 738 }
522 if (line_length + in_line.length > strlen(para->text)) { 739 if (line_length + in_line.length > strlen(para->text)) {
523 psiconv_warn(lev+4,off+len, 740 psiconv_warn(lev+4,off+len,
524 "Layout section inlines: line length mismatch"); 741 "Layout section inlines: line length mismatch");
525 res = -1; 742 res = -1;
526 in_line.length = strlen(para->text) - line_length; 743 in_line.length = strlen(para->text) - line_length;
527 } 744 }
528 line_length += in_line.length; 745 line_length += in_line.length;
529 psiconv_list_add(para->in_lines,&in_line); 746 if ((res = psiconv_list_add(para->in_lines,&in_line)))
747 goto ERROR4;
530 } 748 }
531 } 749 }
532 } 750 }
533 751
534 if (total != nr) { 752 if (total != nr) {
537 } 755 }
538 756
539 free(inline_count); 757 free(inline_count);
540 758
541 for (i = 0 ; i < psiconv_list_length(anon_styles); i ++) { 759 for (i = 0 ; i < psiconv_list_length(anon_styles); i ++) {
542 anon_ptr = psiconv_list_get(anon_styles,i); 760 if (!(anon_ptr = psiconv_list_get(anon_styles,i))) {
761 psiconv_warn(lev+4,off+len,"Massive memory corruption");
762 goto ERROR2;
763 }
543 psiconv_free_character_layout(anon_ptr->character); 764 psiconv_free_character_layout(anon_ptr->character);
544 psiconv_free_paragraph_layout(anon_ptr->paragraph); 765 psiconv_free_paragraph_layout(anon_ptr->paragraph);
545 } 766 }
546 psiconv_list_free(anon_styles); 767 psiconv_list_free(anon_styles);
547 768
549 *length = len; 770 *length = len;
550 771
551 psiconv_progress(lev+1,off+len-1,"End of layout section (total length: %08x", 772 psiconv_progress(lev+1,off+len-1,"End of layout section (total length: %08x",
552 len); 773 len);
553 774
775 return 0;
776
777ERROR4_4:
778 psiconv_free_paragraph_layout(para->base_paragraph);
779ERROR4_3:
780 psiconv_free_character_layout(para->base_character);
781ERROR4_2:
782 psiconv_list_free(para->in_lines);
783ERROR4_1:
784 free(para);
785 goto ERROR4;
786
787ERROR3_2:
788 psiconv_free_character_layout(anon.character);
789ERROR3_1:
790 psiconv_free_paragraph_layout(anon.paragraph);
791 goto ERROR3;
792
793ERROR4:
794 free(inline_count);
795ERROR3:
796 for (i = 0; i < psiconv_list_length(anon_styles); i++) {
797 if (!(anon_ptr = psiconv_list_get(anon_styles,i))) {
798 psiconv_warn(lev+1,off,"Massive memory corruption");
799 break;
800 }
801 psiconv_free_paragraph_layout(anon_ptr->paragraph);
802 psiconv_free_character_layout(anon_ptr->character);
803 }
804
805ERROR2:
806 psiconv_list_free(anon_styles);
807ERROR1:
808 psiconv_warn(lev+1,off,"Reading of Layout Section failed");
809 if (length)
810 *length = 0;
811 if (!res)
812 return -PSICONV_E_NOMEM;
813 else
554 return res; 814 return res;
555} 815}
556 816
557int psiconv_parse_styled_layout_section(const psiconv_buffer buf, 817int psiconv_parse_styled_layout_section(const psiconv_buffer buf,
558 int lev,psiconv_u32 off, 818 int lev,psiconv_u32 off,
559 int *length, 819 int *length,
568 int *length, 828 int *length,
569 psiconv_text_and_layout result, 829 psiconv_text_and_layout result,
570 psiconv_character_layout base_char, 830 psiconv_character_layout base_char,
571 psiconv_paragraph_layout base_para) 831 psiconv_paragraph_layout base_para)
572{ 832{
573 int res; 833 int res = 0;
574 psiconv_word_styles_section styles_section; 834 psiconv_word_styles_section styles_section;
575 835
576 styles_section = malloc(sizeof(*styles_section)); 836 if (!(styles_section = malloc(sizeof(*styles_section))))
837 goto ERROR1;
577 styles_section->normal = malloc(sizeof(*styles_section->normal)); 838 if (!(styles_section->normal = malloc(sizeof(*styles_section->normal))))
578 styles_section->normal->character = psiconv_clone_character_layout(base_char); 839 goto ERROR2;
579 styles_section->normal->paragraph = psiconv_clone_paragraph_layout(base_para); 840 if (!(styles_section->normal->character =
841 psiconv_clone_character_layout(base_char)))
842 goto ERROR3;
843 if (!(styles_section->normal->paragraph =
844 psiconv_clone_paragraph_layout(base_para)))
845 goto ERROR4;
580 styles_section->normal->hotkey = 0; 846 styles_section->normal->hotkey = 0;
581 styles_section->normal->name = strdup(""); 847 if (!(styles_section->normal->name = strdup("")))
848 goto ERROR5;
582 styles_section->styles = psiconv_list_new(sizeof(struct psiconv_word_style)); 849 if (!(styles_section->styles = psiconv_list_new(sizeof(
850 struct psiconv_word_style_s))))
851 goto ERROR6;
583 852
584 res = psiconv_parse_layout_section(buf,lev,off,length,result, 853 res = psiconv_parse_layout_section(buf,lev,off,length,result,
585 styles_section,0); 854 styles_section,0);
586 855
587 psiconv_free_word_styles_section(styles_section); 856 psiconv_free_word_styles_section(styles_section);
588 return res; 857 return res;
858
859ERROR6:
860 free(styles_section->normal->name);
861ERROR5:
862 psiconv_free_paragraph_layout(styles_section->normal->paragraph);
863ERROR4:
864 psiconv_free_character_layout(styles_section->normal->character);
865ERROR3:
866 free(styles_section->normal);
867ERROR2:
868 free(styles_section);
869ERROR1:
870 psiconv_warn(lev+1,off,"Reading of Styleless Layout Section failed");
871 if (length)
872 *length = 0;
873 if (!res)
874 return -PSICONV_E_NOMEM;
875 else
876 return res;
589} 877}
590 878

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