/[public]/psiconv/trunk/lib/psiconv/parse_common.c
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Revision 41 Revision 238
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) 1999-2004 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.
20#include "config.h" 20#include "config.h"
21#include "compat.h" 21#include "compat.h"
22#include <stdlib.h> 22#include <stdlib.h>
23#include <string.h> 23#include <string.h>
24 24
25#include "data.h"
26#include "parse_routines.h" 25#include "parse_routines.h"
26#include "error.h"
27 27
28#ifdef DMALLOC
29#include <dmalloc.h>
30#endif
31
32
28static int psiconv_parse_layout_section(const psiconv_buffer buf, 33static int psiconv_parse_layout_section(const psiconv_config config,
34 const psiconv_buffer buf,
29 int lev,psiconv_u32 off, 35 int lev,psiconv_u32 off,
30 int *length, 36 int *length,
31 psiconv_text_and_layout result, 37 psiconv_text_and_layout result,
32 psiconv_word_styles_section styles, 38 psiconv_word_styles_section styles,
33 int with_styles); 39 int with_styles);
40static psiconv_file_type_t psiconv_determine_embedded_object_type
41 (const psiconv_config config,
42 const psiconv_buffer buf,int lev,
43 int *status);
34 44
35int psiconv_parse_header_section(const psiconv_buffer buf,int lev, 45int psiconv_parse_header_section(const psiconv_config config,
46 const psiconv_buffer buf,int lev,
36 psiconv_u32 off, int *length, 47 psiconv_u32 off, int *length,
37 psiconv_header_section *result) 48 psiconv_header_section *result)
38{ 49{
39 int res=0; 50 int res=0;
40 int len=0; 51 int len=0;
41 psiconv_u32 temp; 52 psiconv_u32 temp;
42 53
43 psiconv_progress(lev+1,off+len,"Going to read the header section"); 54 psiconv_progress(config,lev+1,off+len,"Going to read the header section");
44 (*result) = malloc(sizeof(**result)); 55 if (!((*result) = malloc(sizeof(**result))))
56 goto ERROR1;
45 57
46 psiconv_progress(lev+2,off+len,"Going to read UID1 to UID3"); 58 psiconv_progress(config,lev+2,off+len,"Going to read UID1 to UID3");
47 (*result)->uid1 = psiconv_read_u32(buf,lev+2,off+len); 59 (*result)->uid1 = psiconv_read_u32(config,buf,lev+2,off+len,&res);
60 if (res)
61 goto ERROR2;
48 psiconv_debug(lev+2,off+len,"UID1: %08x",(*result)->uid1); 62 psiconv_debug(config,lev+2,off+len,"UID1: %08x",(*result)->uid1);
49 if ((*result)->uid1 == PSICONV_ID_CLIPART) { 63 if ((*result)->uid1 == PSICONV_ID_CLIPART) {
50 /* That's all folks... */ 64 /* That's all folks... */
51 (*result)->file = psiconv_clipart_file; 65 (*result)->file = psiconv_clipart_file;
52 (*result)->uid2 = 0; 66 (*result)->uid2 = 0;
53 (*result)->uid3 = 0; 67 (*result)->uid3 = 0;
54 (*result)->checksum = 0; 68 (*result)->checksum = 0;
55 len += 4; 69 len += 4;
70 psiconv_debug(config,lev+2,off+len,"File is a Clipart file");
56 goto DONE; 71 goto DONE;
57 } 72 }
58 if ((*result)->uid1 != PSICONV_ID_PSION5) { 73 if ((*result)->uid1 != PSICONV_ID_PSION5) {
59 psiconv_warn(lev+2,off+len,"UID1 has unknown value. This is probably " 74 psiconv_error(config,lev+2,off+len,
75 "UID1 has unknown value. This is probably "
60 "not a (parsable) Psion 5 file"); 76 "not a (parsable) Psion 5 file");
61 res = -1; 77 res = -PSICONV_E_PARSE;
78 goto ERROR2;
62 } 79 }
63 len += 4; 80 len += 4;
64 (*result)->uid2 = psiconv_read_u32(buf,lev+2,off+len); 81 (*result)->uid2 = psiconv_read_u32(config,buf,lev+2,off+len,&res);
82 if (res)
83 goto ERROR2;
65 psiconv_debug(lev+2,off+len,"UID2: %08x",(*result)->uid2); 84 psiconv_debug(config,lev+2,off+len,"UID2: %08x",(*result)->uid2);
66 len += 4; 85 len += 4;
67 (*result)->uid3 = psiconv_read_u32(buf,lev+2,off+len); 86 (*result)->uid3 = psiconv_read_u32(config,buf,lev+2,off+len,&res);
87 if (res)
88 goto ERROR2;
68 psiconv_debug(lev+2,off+len,"UID3: %08x",(*result)->uid3); 89 psiconv_debug(config,lev+2,off+len,"UID3: %08x",(*result)->uid3);
69 len += 4; 90 len += 4;
70 91
71 (*result)->file = psiconv_unknown_file; 92 (*result)->file = psiconv_unknown_file;
72 if ((*result)->uid1 == PSICONV_ID_PSION5) { 93 if ((*result)->uid1 == PSICONV_ID_PSION5) {
73 if ((*result)->uid2 == PSICONV_ID_DATA_FILE) { 94 if ((*result)->uid2 == PSICONV_ID_DATA_FILE) {
74 if ((*result)->uid3 == PSICONV_ID_WORD) { 95 if ((*result)->uid3 == PSICONV_ID_WORD) {
75 (*result)->file = psiconv_word_file; 96 (*result)->file = psiconv_word_file;
76 psiconv_debug(lev+2,off+len,"File is a Word file"); 97 psiconv_debug(config,lev+2,off+len,"File is a Word file");
77 } else if ((*result)->uid3 == PSICONV_ID_TEXTED) { 98 } else if ((*result)->uid3 == PSICONV_ID_TEXTED) {
78 (*result)->file = psiconv_texted_file; 99 (*result)->file = psiconv_texted_file;
79 psiconv_debug(lev+2,off+len,"File is a TextEd file"); 100 psiconv_debug(config,lev+2,off+len,"File is a TextEd file");
80 } else if ((*result)->uid3 == PSICONV_ID_SKETCH) { 101 } else if ((*result)->uid3 == PSICONV_ID_SKETCH) {
81 (*result)->file = psiconv_sketch_file; 102 (*result)->file = psiconv_sketch_file;
82 psiconv_debug(lev+2,off+len,"File is a Sketch file"); 103 psiconv_debug(config,lev+2,off+len,"File is a Sketch file");
104 } else if ((*result)->uid3 == PSICONV_ID_SHEET) {
105 (*result)->file = psiconv_sheet_file;
106 psiconv_debug(config,lev+2,off+len,"File is a Sheet file");
83 } 107 }
84 } else if ((*result)->uid2 == PSICONV_ID_MBM_FILE) { 108 } else if ((*result)->uid2 == PSICONV_ID_MBM_FILE) {
85 (*result)->file = psiconv_mbm_file; 109 (*result)->file = psiconv_mbm_file;
86 if ((*result)->uid3 != 0x00) 110 if ((*result)->uid3 != 0x00)
87 psiconv_warn(lev+2,off+len,"UID3 set in MBM file?!?"); 111 psiconv_warn(config,lev+2,off+len,"UID3 set in MBM file?!?");
88 psiconv_debug(lev+2,off+len,"File is a MBM file"); 112 psiconv_debug(config,lev+2,off+len,"File is a MBM file");
89 } 113 }
90 } 114 }
91 if ((*result)->file == psiconv_unknown_file) { 115 if ((*result)->file == psiconv_unknown_file) {
92 psiconv_warn(lev+2,off+len,"Unknown file type"); 116 psiconv_warn(config,lev+2,off+len,"Unknown file type");
93 (*result)->file = psiconv_unknown_file; 117 (*result)->file = psiconv_unknown_file;
94 } 118 }
95 119
96 psiconv_progress(lev+2,off+len,"Checking UID4"); 120 psiconv_progress(config,lev+2,off+len,"Checking UID4");
97 temp = psiconv_read_u32(buf,lev+2,off+len); 121 temp = psiconv_read_u32(config,buf,lev+2,off+len,&res);
122 if (res)
123 goto ERROR2;
98 if (temp == psiconv_checkuid((*result)->uid1,(*result)->uid2, 124 if (temp == psiconv_checkuid((*result)->uid1,(*result)->uid2,
99 (*result)->uid3)) 125 (*result)->uid3))
100 psiconv_debug(lev+2,off+len,"Checksum %08x is correct",temp); 126 psiconv_debug(config,lev+2,off+len,"Checksum %08x is correct",temp);
101 else { 127 else {
102 psiconv_warn(lev+2,off+len,"Checksum failed, file corrupted!"); 128 psiconv_error(config,lev+2,off+len,"Checksum failed, file corrupted!");
103 psiconv_debug(lev+2,off+len,"Expected checksum %08x, found %08x", 129 psiconv_debug(config,lev+2,off+len,"Expected checksum %08x, found %08x",
104 psiconv_checkuid((*result)->uid1,(*result)->uid2, 130 psiconv_checkuid((*result)->uid1,(*result)->uid2,
105 (*result)->uid3),temp); 131 (*result)->uid3),temp);
106 res = -1; 132 res = -PSICONV_E_PARSE;
133 goto ERROR2;
107 } 134 }
108 len += 4; 135 len += 4;
109 136
110DONE: 137DONE:
111 if (length) 138 if (length)
112 *length = len; 139 *length = len;
113 140
114 psiconv_progress(lev+1,off+len-1, 141 psiconv_progress(config,lev+1,off+len-1,
115 "End of Header Section (total length: %08x)",len); 142 "End of Header Section (total length: %08x)",len);
116 143
117 return res; 144 return res;
145
146ERROR2:
147 free(*result);
148ERROR1:
149 psiconv_error(config,lev+1,off,"Reading of Header Section failed");
150 if (length)
151 *length = 0;
152 if (res == 0)
153 return -PSICONV_E_NOMEM;
154 else
155 return res;
118} 156}
119 157
120int psiconv_parse_section_table_section(const psiconv_buffer buf, int lev, 158int psiconv_parse_section_table_section(const psiconv_config config,
159 const psiconv_buffer buf, int lev,
121 psiconv_u32 off, int *length, 160 psiconv_u32 off, int *length,
122 psiconv_section_table_section *result) 161 psiconv_section_table_section *result)
123{ 162{
124 int res=0; 163 int res=0;
125 int len=0; 164 int len=0;
126 psiconv_section_table_entry entry; 165 psiconv_section_table_entry entry;
127 166
128 int i; 167 int i;
129 psiconv_u8 nr; 168 psiconv_u8 nr;
130 169
131 psiconv_progress(lev+1,off+len,"Going to read the section table section"); 170 psiconv_progress(config,lev+1,off+len,"Going to read the section table section");
132 *result = psiconv_list_new(sizeof(*entry)); 171 if (!(*result = psiconv_list_new(sizeof(*entry))))
172 goto ERROR1;
133 173
134 psiconv_progress(lev+2,off+len,"Going to read the section table length"); 174 psiconv_progress(config,lev+2,off+len,"Going to read the section table length");
135 nr = psiconv_read_u8(buf,lev+2,off+len); 175 nr = psiconv_read_u8(config,buf,lev+2,off+len,&res);
176 if (res)
177 goto ERROR2;
136 psiconv_debug(lev+2,off+len,"Length: %08x",nr); 178 psiconv_debug(config,lev+2,off+len,"Length: %08x",nr);
137 if (nr & 0x01) { 179 if (nr & 0x01) {
138 psiconv_warn(lev+2,off+len, 180 psiconv_warn(config,lev+2,off+len,
139 "Section table length odd - ignoring last entry"); 181 "Section table length odd - ignoring last entry");
140 res = -1;
141 } 182 }
142 len ++; 183 len ++;
143 184
144 psiconv_progress(lev+2,off+len,"Going to read the section table entries"); 185 psiconv_progress(config,lev+2,off+len,"Going to read the section table entries");
145 entry = malloc(sizeof(*entry)); 186 entry = malloc(sizeof(*entry));
146 for (i = 0; i < nr / 2; i++) { 187 for (i = 0; i < nr / 2; i++) {
147 entry->id = psiconv_read_u32(buf,lev+2,off + len); 188 entry->id = psiconv_read_u32(config,buf,lev+2,off + len,&res);
189 if (res)
190 goto ERROR3;
148 psiconv_debug(lev+2,off + len,"Entry %d: ID = %08x",i,entry->id); 191 psiconv_debug(config,lev+2,off + len,"Entry %d: ID = %08x",i,entry->id);
149 len += 0x04; 192 len += 0x04;
150 entry->offset = psiconv_read_u32(buf,lev+2,off + len); 193 entry->offset = psiconv_read_u32(config,buf,lev+2,off + len,&res);
194 if (res)
195 goto ERROR3;
151 psiconv_debug(lev+2,off +len,"Entry %d: Offset = %08x",i,entry->offset); 196 psiconv_debug(config,lev+2,off +len,"Entry %d: Offset = %08x",i,entry->offset);
152 len += 0x04; 197 len += 0x04;
153 psiconv_list_add(*result,entry); 198 if ((res=psiconv_list_add(*result,entry)))
199 goto ERROR3;
154 } 200 }
155 201
156 free(entry); 202 free(entry);
157 203
158 if (length) 204 if (length)
159 *length = len; 205 *length = len;
160 206
161 psiconv_progress(lev+1,off+len-1,"End of section table section " 207 psiconv_progress(config,lev+1,off+len-1,"End of section table section "
162 "(total length: %08x)", len); 208 "(total length: %08x)", len);
163 209
210 return 0;
211ERROR3:
212 free(entry);
213ERROR2:
214 psiconv_list_free(*result);
215ERROR1:
216 psiconv_error(config,lev+1,off,"Reading of Section Table Section failed");
217 if (length)
218 *length = 0;
219 if (res == 0)
220 return -PSICONV_E_NOMEM;
221 else
164 return res; 222 return res;
165} 223}
166 224
167int psiconv_parse_application_id_section(const psiconv_buffer buf, int lev, 225int psiconv_parse_application_id_section(const psiconv_config config,
226 const psiconv_buffer buf, int lev,
168 psiconv_u32 off, int *length, 227 psiconv_u32 off, int *length,
169 psiconv_application_id_section *result) 228 psiconv_application_id_section *result)
170{ 229{
171 int res=0; 230 int res=0;
172 int len=0; 231 int len=0;
173 int leng; 232 int leng;
174 233
175 psiconv_progress(lev+1,off,"Going to read the application id section"); 234 psiconv_progress(config,lev+1,off,"Going to read the application id section");
176 (*result) = malloc(sizeof(**result)); 235 if (!(*result = malloc(sizeof(**result))))
236 goto ERROR1;
177 237
178 psiconv_progress(lev+2,off+len,"Going to read the type identifier"); 238 psiconv_progress(config,lev+2,off+len,"Going to read the type identifier");
179 (*result)->id = psiconv_read_u32(buf,lev+2,off+len); 239 (*result)->id = psiconv_read_u32(config,buf,lev+2,off+len,&res);
240 if (res)
241 goto ERROR2;
180 psiconv_debug(lev+2,off+len,"Identifier: %08x",(*result)->id); 242 psiconv_debug(config,lev+2,off+len,"Identifier: %08x",(*result)->id);
181 len += 4; 243 len += 4;
182 244
183 psiconv_progress(lev+2,off+len,"Going to read the application id string"); 245 psiconv_progress(config,lev+2,off+len,"Going to read the application id string");
184 (*result)->name = psiconv_read_string(buf,lev+2,off+len,&leng); 246 (*result)->name = psiconv_read_string(config,buf,lev+2,off+len,&leng,&res);
247 if (res)
248 goto ERROR2;
185 len += leng; 249 len += leng;
186 250
187 if (length) 251 if (length)
188 *length = len; 252 *length = len;
189 253
190 psiconv_progress(lev+1,off+len-1,"End of application id section " 254 psiconv_progress(config,lev+1,off+len-1,"End of application id section "
191 "(total length: %08x", len); 255 "(total length: %08x", len);
192 256
193 return res; 257 return res;
258ERROR2:
259 free(*result);
260ERROR1:
261 psiconv_error(config,lev+1,off,"Reading of Application ID Section failed");
262 if (length)
263 *length = 0;
264 if (res == 0)
265 return -PSICONV_E_NOMEM;
266 else
267 return res;
194} 268}
195 269
196int psiconv_parse_text_section(const psiconv_buffer buf,int lev,psiconv_u32 off, 270int psiconv_parse_text_section(const psiconv_config config,
271 const psiconv_buffer buf,int lev,psiconv_u32 off,
197 int *length,psiconv_text_and_layout *result) 272 int *length,psiconv_text_and_layout *result)
198{ 273{
199 274
200 int res = 0; 275 int res = 0;
201 int len=0; 276 int len=0;
202 277
203 psiconv_u32 text_len; 278 psiconv_u32 text_len;
204 psiconv_paragraph para; 279 psiconv_paragraph para;
280 psiconv_ucs2 temp;
281 psiconv_list line;
282 psiconv_ucs2 *nextcharptr;
205 283
206 int nr; 284 int nr;
207 int i,j,start,leng; 285 int i,j,leng;
208 char *str_copy; 286 char *str_copy;
209 287
210 psiconv_progress(lev+1,off,"Going to parse the text section"); 288 psiconv_progress(config,lev+1,off,"Going to parse the text section");
289
290 if(!(*result = psiconv_list_new(sizeof(*para))))
291 goto ERROR1;
292 if (!(para = malloc(sizeof(*para))))
293 goto ERROR2;
294
211 psiconv_progress(lev+2,off,"Reading the text length"); 295 psiconv_progress(config,lev+2,off,"Reading the text length");
212 text_len = psiconv_read_X(buf,lev+2,off,&leng); 296 text_len = psiconv_read_X(config,buf,lev+2,off,&leng,&res);
297 if (res)
298 goto ERROR3;
213 psiconv_debug(lev+2,off,"Length: %08x",text_len); 299 psiconv_debug(config,lev+2,off,"Length: %08x",text_len);
214 len += leng; 300 len += leng;
215 301
216 *result = psiconv_list_new(sizeof(*para)); 302 if (!(line = psiconv_list_new(sizeof(psiconv_ucs2))))
217 para = malloc(sizeof(*para)); 303 goto ERROR3;
218 304
219 psiconv_progress(lev+2,off+len,"Going to read all paragraph text"); 305 i = 0;
220 nr = 0; 306 nr = 0;
221 start = 0; 307 while (i < text_len) {
222 for (i = 0; i < text_len; i++) 308 temp = psiconv_unicode_read_char(config,buf,lev+2,off+len+i,&leng,&res);
223 if (psiconv_read_u8(buf,lev+2,off+len+i) == 0x06) { 309 if (res)
224 para->text = malloc(i - start + 1); 310 goto ERROR4;
225 for (j = 0; j < i - start; j++) 311 if (i + leng > text_len) {
226 para->text[j] = psiconv_read_u8(buf,lev+1,off + len + start + j); 312 psiconv_error(config,lev+2,off+len+i,"Malformed text section");
227 para->text[j] = 0; 313 res = PSICONV_E_PARSE;
228 314 goto ERROR4;
229 psiconv_list_add(*result,para); 315 }
316 if ((temp == 0x06) || (i + leng == text_len)) {
317 if (!(para->text = psiconv_unicode_from_list(line)))
318 goto ERROR4;
230 319
231 str_copy = psiconv_make_printable(para->text); 320 if (!(str_copy = psiconv_make_printable(config,para->text)))
321 goto ERROR5;
232 psiconv_debug(lev+2,off+i+len,"Line %d: %d characters",nr, 322 psiconv_debug(config,lev+2,off+i+len,"Line %d: %d characters",nr,
233 strlen(str_copy) +1); 323 strlen(str_copy) +1);
234 psiconv_debug(lev+2,off+i+len,"Line %d: `%s'",nr,str_copy); 324 psiconv_debug(config,lev+2,off+i+len,"Line %d: `%s'",nr,str_copy);
235 free(str_copy); 325 free(str_copy);
326 i += leng;
236 327
237 start = i + 1; 328 if (!(para->in_lines = psiconv_list_new(sizeof(
329 struct psiconv_in_line_layout_s))))
330 goto ERROR5;
331 if (!(para->replacements = psiconv_list_new(sizeof(
332 struct psiconv_replacement_s))))
333 goto ERROR6;
334 if (!(para->base_character = psiconv_basic_character_layout()))
335 goto ERROR7;
336 if (!(para->base_paragraph = psiconv_basic_paragraph_layout()))
337 goto ERROR8;
338 para->base_style = 0;
339
340 if ((res = psiconv_list_add(*result,para)))
341 goto ERROR9;
342 psiconv_progress(config,lev+2,off+len+i,"Starting a new line");
343 psiconv_list_empty(line);
238 nr ++; 344 nr ++;
345 } else {
346 if ((res = psiconv_list_add(line,&temp)))
347 goto ERROR4;
348 i += leng;
239 } 349 }
240 350 }
241 if (start != text_len) { 351
242 res = -1; 352 psiconv_list_free(line);
243 psiconv_warn(lev+2,off+start+len,
244 "Last line does not end on EOL (%d characters left)", len - start);
245 para->text = malloc(text_len - start + 1);
246 for (j = 0; j < text_len - start; j++)
247 para->text[j] = psiconv_read_u8(buf,lev+2,off + start + j + len);
248 para->text[text_len - start] = 0;
249 psiconv_list_add(*result,para);
250 str_copy = psiconv_make_printable(para->text);
251 psiconv_debug(lev+2,off+start+len,"Last line: %d characters",nr,
252 strlen(str_copy)+1);
253 psiconv_debug(lev+2,off+start+len,"Last line: `%s'",str_copy);
254 free(str_copy);
255 }
256
257 free(para); 353 free(para);
258 354
259 /* Initialize the remaining parts of each paragraph */
260 for (i = 0; i < psiconv_list_length(*result); i ++) {
261 para = psiconv_list_get(*result,i);
262 para->in_lines = psiconv_list_new(sizeof(struct psiconv_in_line_layout));
263 para->replacements = psiconv_list_new(sizeof(struct psiconv_replacement));
264 para->base_style = 0;
265 para->base_character = psiconv_basic_character_layout();
266 para->base_paragraph = psiconv_basic_paragraph_layout();
267 }
268
269
270 len += text_len; 355 len += text_len;
271 356
272 if (length) 357 if (length)
273 *length = len; 358 *length = len;
274 359
275 psiconv_progress(lev+1,off+len-1,"End of text section (total length: %08x", 360 psiconv_progress(config,lev+1,off+len-1,
276 len); 361 "End of text section (total length: %08x", len);
277 362
278 return res; 363 return res;
364
365ERROR9:
366 psiconv_free_paragraph_layout(para->base_paragraph);
367ERROR8:
368 psiconv_free_character_layout(para->base_character);
369ERROR7:
370 psiconv_list_free(para->replacements);
371ERROR6:
372 psiconv_list_free(para->in_lines);
373ERROR5:
374 free(para->text);
375ERROR4:
376 psiconv_list_free(line);
377ERROR3:
378 free(para);
379ERROR2:
380 psiconv_free_text_and_layout(*result);
381ERROR1:
382 psiconv_error(config,lev+1,off,"Reading of Text Section failed");
383 if (length)
384 *length = 0;
385 if (!res)
386 return -PSICONV_E_NOMEM;
387 else
388 return res;
279} 389}
280 390
281/* First do a parse_text_section, or you will get into trouble here */ 391/* First do a parse_text_section, or you will get into trouble here */
282int psiconv_parse_layout_section(const psiconv_buffer buf, 392int psiconv_parse_layout_section(const psiconv_config config,
393 const psiconv_buffer buf,
283 int lev,psiconv_u32 off, 394 int lev,psiconv_u32 off,
284 int *length, 395 int *length,
285 psiconv_text_and_layout result, 396 psiconv_text_and_layout result,
286 psiconv_word_styles_section styles, 397 psiconv_word_styles_section styles,
287 int with_styles) 398 int with_styles)
289 int res = 0; 400 int res = 0;
290 int len = 0; 401 int len = 0;
291 psiconv_u32 temp; 402 psiconv_u32 temp;
292 int parse_styles,nr,i,j,total,leng,line_length; 403 int parse_styles,nr,i,j,total,leng,line_length;
293 404
294 typedef struct anon_style 405 typedef struct anon_style_s
295 { 406 {
296 int nr; 407 int nr;
297 psiconv_s16 base_style; 408 psiconv_s16 base_style;
298 psiconv_character_layout character; 409 psiconv_character_layout character;
299 psiconv_paragraph_layout paragraph; 410 psiconv_paragraph_layout paragraph;
300 } *anon_style; 411 } *anon_style;
301 412
302 typedef psiconv_list anon_style_list; /* of struct anon_style */ 413 typedef psiconv_list anon_style_list; /* of struct anon_style */
303 414
304 anon_style_list anon_styles; 415 anon_style_list anon_styles;
305 struct anon_style anon; 416 struct anon_style_s anon;
306 anon_style anon_ptr=NULL; 417 anon_style anon_ptr=NULL;
307 418
419 psiconv_character_layout temp_char;
420 psiconv_paragraph_layout temp_para;
421 psiconv_word_style temp_style;
308 psiconv_paragraph para; 422 psiconv_paragraph para;
309 struct psiconv_in_line_layout in_line; 423 struct psiconv_in_line_layout_s in_line;
310 424
311 int *inline_count; 425 int *inline_count;
312 426
313 427
314 psiconv_progress(lev+1,off,"Going to read the layout section"); 428 psiconv_progress(config,lev+1,off,"Going to read the layout section");
315 429
316 psiconv_progress(lev+2,off,"Going to read the section type"); 430 psiconv_progress(config,lev+2,off,"Going to read the section type");
317 temp = psiconv_read_u16(buf,lev+2,off+len); 431 temp = psiconv_read_u16(config,buf,lev+2,off+len,&res);
432 if (res)
433 goto ERROR1;
318 psiconv_debug(lev+2,off+len,"Type: %02x",temp); 434 psiconv_debug(config,lev+2,off+len,"Type: %02x",temp);
319 parse_styles = with_styles; 435 parse_styles = with_styles;
320 if ((temp == 0x0001) && !with_styles) { 436 if ((temp == 0x0001) && !with_styles) {
321 psiconv_warn(lev+2,off+len,"Styleless layout section expected, " 437 psiconv_warn(config,lev+2,off+len,"Styleless layout section expected, "
322 "but styled section found!"); 438 "but styled section found!");
323 parse_styles = 1; 439 parse_styles = 1;
324 res = -1;
325 } else if ((temp == 0x0000) && (with_styles)) { 440 } else if ((temp == 0x0000) && (with_styles)) {
326 psiconv_warn(lev+2,off+len,"Styled layout section expected, " 441 psiconv_warn(config,lev+2,off+len,"Styled layout section expected, "
327 "but styleless section found!"); 442 "but styleless section found!");
328 parse_styles = 0; 443 parse_styles = 0;
329 res = -1;
330 } else if ((temp != 0x0000) && (temp != 0x0001)) { 444 } else if ((temp != 0x0000) && (temp != 0x0001)) {
331 psiconv_warn(lev+2,off+len, 445 psiconv_warn(config,lev+2,off+len,
332 "Layout section type indicator has unknown value!"); 446 "Layout section type indicator has unknown value!");
333 res = -1;
334 } 447 }
335 len += 0x02; 448 len += 0x02;
336 449
337 psiconv_progress(lev+2,off+len,"Going to read paragraph type list"); 450 psiconv_progress(config,lev+2,off+len,"Going to read paragraph type list");
338 anon_styles = psiconv_list_new(sizeof(anon)); 451 if (!(anon_styles = psiconv_list_new(sizeof(anon))))
452 goto ERROR1;
339 psiconv_progress(lev+3,off+len,"Going to read paragraph type list length"); 453 psiconv_progress(config,lev+3,off+len,"Going to read paragraph type list length");
340 nr = psiconv_read_u8(buf,lev+3,off+len); 454 nr = psiconv_read_u8(config,buf,lev+3,off+len,&res);
455 if (res)
456 goto ERROR2;
341 psiconv_debug(lev+3,off+len,"Length: %02x",nr); 457 psiconv_debug(config,lev+3,off+len,"Length: %02x",nr);
342 len ++; 458 len ++;
343 459
344 psiconv_progress(lev+3,off+len, 460 psiconv_progress(config,lev+3,off+len,
345 "Going to read the paragraph type list elements"); 461 "Going to read the paragraph type list elements");
346 for (i = 0; i < nr; i ++) { 462 for (i = 0; i < nr; i ++) {
347 psiconv_progress(lev+3,off+len,"Element %d",i); 463 psiconv_progress(config,lev+3,off+len,"Element %d",i);
348 anon.nr = psiconv_read_u32(buf,lev+4,off+len); 464 anon.nr = psiconv_read_u32(config,buf,lev+4,off+len,&res);
465 if (res)
466 goto ERROR3;
349 psiconv_debug(lev+4,off+len,"Number: %08x",anon.nr); 467 psiconv_debug(config,lev+4,off+len,"Number: %08x",anon.nr);
350 len += 0x04; 468 len += 0x04;
351 469
352 psiconv_progress(lev+4,off,"Going to determine the base style"); 470 psiconv_progress(config,lev+4,off,"Going to determine the base style");
353 if (parse_styles) { 471 if (parse_styles) {
472 temp = psiconv_read_u32(config,buf,lev+4, off+len,&res);
473 if (res)
474 goto ERROR3;
354 anon.base_style = psiconv_read_u8(buf,lev+3, 475 anon.base_style = psiconv_read_u8(config,buf,lev+3, off+len+4+temp,&res);
355 off+len+4+psiconv_read_u32(buf,lev+4, 476 if (res)
356 off+len)); 477 goto ERROR3;
357 psiconv_debug(lev+4,off+len+psiconv_read_u32(buf,lev+4,off+len), 478 psiconv_debug(config,lev+4,off+len+temp,
358 "Style indicator: %02x",anon.base_style); 479 "Style indicator: %02x",anon.base_style);
359 } else 480 } else
360 anon.base_style = 0; 481 anon.base_style = 0;
482 if (!(temp_style = psiconv_get_style(styles,anon.base_style))) {
483 psiconv_warn(config,lev+4,off,"Unknown Style referenced");
484 if (!(temp_style = psiconv_get_style(styles,anon.base_style))) {
485 psiconv_warn(config,lev+4,off,"Base style unknown");
486 goto ERROR3;
487 }
488 }
361 anon.paragraph = psiconv_clone_paragraph_layout(psiconv_get_style 489 if (!(anon.paragraph = psiconv_clone_paragraph_layout
362 (styles,anon.base_style)->paragraph); 490 (temp_style->paragraph)))
491 goto ERROR3;
363 anon.character = psiconv_clone_character_layout(psiconv_get_style 492 if (!(anon.character = psiconv_clone_character_layout
364 (styles,anon.base_style)->character); 493 (temp_style->character)))
494 goto ERROR3_1;
365 495
366 psiconv_progress(lev+4,off+len,"Going to read the paragraph layout"); 496 psiconv_progress(config,lev+4,off+len,"Going to read the paragraph layout");
367 res |= psiconv_parse_paragraph_layout_list(buf,lev+4,off+len,&leng, 497 if ((res = psiconv_parse_paragraph_layout_list(config,buf,lev+4,off+len,&leng,
368 anon.paragraph); 498 anon.paragraph)))
499 goto ERROR3_2;
369 len += leng; 500 len += leng;
370 if (parse_styles) 501 if (parse_styles)
371 len ++; 502 len ++;
372 503
373 psiconv_progress(lev+4,off+len,"Going to read the character layout"); 504 psiconv_progress(config,lev+4,off+len,"Going to read the character layout");
374 res |= psiconv_parse_character_layout_list(buf,lev+4,off+len,&leng, 505 if ((res = psiconv_parse_character_layout_list(config,buf,lev+4,off+len,&leng,
375 anon.character); 506 anon.character)))
507 goto ERROR3_2;
376 len += leng; 508 len += leng;
377 psiconv_list_add(anon_styles,&anon); 509 if ((res = psiconv_list_add(anon_styles,&anon)))
510 goto ERROR3_2;
378 } 511 }
379 512
380 psiconv_progress(lev+2,off+len,"Going to parse the paragraph element list"); 513 psiconv_progress(config,lev+2,off+len,"Going to parse the paragraph element list");
381 psiconv_progress(lev+3,off+len,"Going to read the number of paragraphs"); 514 psiconv_progress(config,lev+3,off+len,"Going to read the number of paragraphs");
382 nr = psiconv_read_u32(buf,lev+3,off+len); 515 nr = psiconv_read_u32(config,buf,lev+3,off+len,&res);
516 if (res)
517 goto ERROR3;
383 if (nr != psiconv_list_length(result)) { 518 if (nr != psiconv_list_length(result)) {
384 psiconv_warn(lev+3,off+len, 519 psiconv_warn(config,lev+3,off+len,
385 "Number of text paragraphs and paragraph elements does not match"); 520 "Number of text paragraphs and paragraph elements does not match");
386 psiconv_debug(lev+3,off+len, 521 psiconv_debug(config,lev+3,off+len,
387 "%d text paragraphs, %d paragraph elements", 522 "%d text paragraphs, %d paragraph elements",
388 psiconv_list_length(result),nr); 523 psiconv_list_length(result),nr);
389 } 524 }
390 psiconv_debug(lev+3,off+len,"Number of paragraphs: %d",nr); 525 psiconv_debug(config,lev+3,off+len,"Number of paragraphs: %d",nr);
391 len += 4; 526 len += 4;
392 inline_count = malloc(nr * sizeof(*inline_count)); 527 if (!(inline_count = malloc(nr * sizeof(*inline_count))))
528 goto ERROR3;
393 529
394 psiconv_progress(lev+3,off+len,"Going to read the paragraph elements"); 530 psiconv_progress(config,lev+3,off+len,"Going to read the paragraph elements");
395 for (i = 0; i < nr; i ++) { 531 for (i = 0; i < nr; i ++) {
396 psiconv_progress(lev+3,off+len,"Element %d",i); 532 psiconv_progress(config,lev+3,off+len,"Element %d",i);
397 if (i >= psiconv_list_length(result)) { 533 if (i >= psiconv_list_length(result)) {
398 psiconv_debug(lev+4,off+len,"Going to allocate a new element"); 534 psiconv_debug(config,lev+4,off+len,"Going to allocate a new element");
399 para = malloc(sizeof(*para)); 535 if (!(para = malloc(sizeof(*para))))
400 para->in_lines = psiconv_list_new(sizeof(struct psiconv_in_line_layout)); 536 goto ERROR4;
537 if (!(para->in_lines = psiconv_list_new(sizeof(
538 struct psiconv_in_line_layout_s))))
539 goto ERROR4_1;
401 para->base_style = 0; 540 para->base_style = 0;
402 para->base_character = psiconv_basic_character_layout(); 541 if (!(para->base_character = psiconv_basic_character_layout()))
542 goto ERROR4_2;
403 para->base_paragraph = psiconv_basic_paragraph_layout(); 543 if (!(para->base_paragraph = psiconv_basic_paragraph_layout()))
544 goto ERROR4_3;
545 if ((res = psiconv_list_add(result,para)))
546 goto ERROR4_4;
404 free(para); 547 free(para);
405 } 548 }
406 para = psiconv_list_get(result,i); 549 if (!(para = psiconv_list_get(result,i)))
550 goto ERROR4;
407 551
408 psiconv_progress(lev+4,off+len,"Going to read the paragraph length"); 552 psiconv_progress(config,lev+4,off+len,"Going to read the paragraph length");
409 temp = psiconv_read_u32(buf,lev+4,off+len); 553 temp = psiconv_read_u32(config,buf,lev+4,off+len,&res);
554 if (res)
555 goto ERROR4;
410 if (temp != strlen(para->text)+1) { 556 if (temp != psiconv_unicode_strlen(para->text)+1) {
411 res = -1;
412 psiconv_warn(lev+4,off+len, 557 psiconv_warn(config,lev+4,off+len,
413 "Disagreement of the length of paragraph in layout section"); 558 "Disagreement of the length of paragraph in layout section");
414 psiconv_debug(lev+4,off+len, 559 psiconv_debug(config,lev+4,off+len,
415 "Paragraph length: layout section says %d, counted %d", 560 "Paragraph length: layout section says %d, counted %d",
416 temp,strlen(para->text)+1); 561 temp,psiconv_unicode_strlen(para->text)+1);
417 } else 562 } else
418 psiconv_debug(lev+4,off+len,"Paragraph length: %d",temp); 563 psiconv_debug(config,lev+4,off+len,"Paragraph length: %d",temp);
419 len += 4; 564 len += 4;
420 565
421 psiconv_progress(lev+4,off+len,"Going to read the paragraph type"); 566 psiconv_progress(config,lev+4,off+len,"Going to read the paragraph type");
422 temp = psiconv_read_u8(buf,lev+4,off+len); 567 temp = psiconv_read_u8(config,buf,lev+4,off+len,&res);
568 if (res)
569 goto ERROR4;
423 if (temp != 0x00) { 570 if (temp != 0x00) {
424 psiconv_debug(lev+4,off+len,"Type: %02x",temp); 571 psiconv_debug(config,lev+4,off+len,"Type: %02x",temp);
425 for (j = 0; j < psiconv_list_length(anon_styles); j++) { 572 for (j = 0; j < psiconv_list_length(anon_styles); j++) {
426 anon_ptr = psiconv_list_get(anon_styles,j); 573 if (!(anon_ptr = psiconv_list_get(anon_styles,j))) {
574 psiconv_error(config,lev+4,off+len,"Data structure corruption");
575 goto ERROR4;
576 }
427 if (temp == anon_ptr->nr) 577 if (temp == anon_ptr->nr)
428 break; 578 break;
429 } 579 }
430 if (j == psiconv_list_length(anon_styles)) { 580 if (j == psiconv_list_length(anon_styles)) {
431 psiconv_warn(lev+4,off+len,"Layout section paragraph type unknown"); 581 psiconv_warn(config,lev+4,off+len,"Layout section paragraph type unknown");
432 psiconv_debug(lev+4,off+len,"Unknown type - using base styles instead"); 582 psiconv_debug(config,lev+4,off+len,"Unknown type - using base styles instead");
433 para->base_style = 0; 583 para->base_style = 0;
584 if (!(temp_style = psiconv_get_style(styles,0))) {
585 psiconv_error(config,lev+4,off,"Base style unknown");
586 goto ERROR4;
587 }
588 if (!(temp_para = psiconv_clone_paragraph_layout
589 (temp_style->paragraph)))
590 goto ERROR4;
434 psiconv_free_paragraph_layout(para->base_paragraph); 591 psiconv_free_paragraph_layout(para->base_paragraph);
592 para->base_paragraph = temp_para;
593
594 if (!(temp_char = psiconv_clone_character_layout
595 (temp_style->character)))
596 goto ERROR4;
435 psiconv_free_character_layout(para->base_character); 597 psiconv_free_character_layout(para->base_character);
436 para->base_paragraph = psiconv_clone_paragraph_layout(psiconv_get_style 598 para->base_character = temp_char;
437 (styles,0)->paragraph);
438 para->base_character = psiconv_clone_character_layout(psiconv_get_style
439 (styles,0)->character);
440 } else { 599 } else {
441 para->base_style = anon_ptr->base_style; 600 para->base_style = anon_ptr->base_style;
601 if (!(temp_para = psiconv_clone_paragraph_layout (anon_ptr->paragraph)))
602 goto ERROR4;
442 psiconv_free_paragraph_layout(para->base_paragraph); 603 psiconv_free_paragraph_layout(para->base_paragraph);
604 para->base_paragraph = temp_para;
605
606 if (!(temp_char = psiconv_clone_character_layout (anon_ptr->character)))
607 goto ERROR4;
443 psiconv_free_character_layout(para->base_character); 608 psiconv_free_character_layout(para->base_character);
444 para->base_paragraph = psiconv_clone_paragraph_layout 609 para->base_character = temp_char;
445 (anon_ptr->paragraph);
446 para->base_character = psiconv_clone_character_layout
447 (anon_ptr->character);
448 } 610 }
449 inline_count[i] = 0; 611 inline_count[i] = 0;
450 len += 0x01; 612 len += 0x01;
451 } else { 613 } else {
452 psiconv_debug(lev+4,off+len,"Type: %02x (not based on a paragraph type)" 614 psiconv_debug(config,lev+4,off+len,"Type: %02x (not based on a paragraph type)"
453 ,temp); 615 ,temp);
454 len += 0x01; 616 len += 0x01;
455 if (parse_styles) { 617 if (parse_styles) {
456 psiconv_progress(lev+4,off+len+psiconv_read_u32(buf,lev+4,off+len), 618 temp = psiconv_read_u32(config,buf,lev+4,off+len,&res);
619 if (res)
620 goto ERROR4;
621 psiconv_progress(config,lev+4,off+len+temp+4,
457 "Going to read the paragraph element base style"); 622 "Going to read the paragraph element base style");
458 temp = psiconv_read_u8(buf,lev+4, 623 temp = psiconv_read_u8(config,buf,lev+4, off+len+temp+4,&res);
459 off+len+psiconv_read_u32(buf,lev+4,off+len)); 624 if (res)
460 psiconv_debug(lev+4,off+len+psiconv_read_u32(buf,lev+4,off+len), 625 goto ERROR4;
461 "Style: %02x",temp); 626 psiconv_debug(config,lev+4,off+len+temp+4, "Style: %02x",temp);
462 } else 627 } else
463 temp = 0x00; 628 temp = 0x00;
629
630 if (!(temp_style = psiconv_get_style (styles,temp))) {
631 psiconv_warn(config,lev+4,off,"Unknown Style referenced");
632 if (!(temp_style = psiconv_get_style(styles,0))) {
633 psiconv_error(config,lev+4,off,"Base style unknown");
634 goto ERROR4;
635 }
636 }
637
638 if (!(temp_para = psiconv_clone_paragraph_layout(temp_style->paragraph)))
639 goto ERROR4;
464 psiconv_free_paragraph_layout(para->base_paragraph); 640 psiconv_free_paragraph_layout(para->base_paragraph);
641 para->base_paragraph = temp_para;
642
643 if (!(temp_char = psiconv_clone_character_layout(temp_style->character)))
644 goto ERROR4;
465 psiconv_free_character_layout(para->base_character); 645 psiconv_free_character_layout(para->base_character);
466 para->base_paragraph = psiconv_clone_paragraph_layout(psiconv_get_style 646 para->base_character = temp_char;
467 (styles,temp)->paragraph); 647
468 para->base_character = psiconv_clone_character_layout(psiconv_get_style
469 (styles,temp)->character);
470 para->base_style = temp; 648 para->base_style = temp;
471 psiconv_progress(lev+4,off+len,"Going to read paragraph layout"); 649 psiconv_progress(config,lev+4,off+len,"Going to read paragraph layout");
472 psiconv_parse_paragraph_layout_list(buf,lev+4,off+len,&leng, 650 if ((res = psiconv_parse_paragraph_layout_list(config,buf,lev+4,off+len,&leng,
473 para->base_paragraph); 651 para->base_paragraph)))
652 goto ERROR4;
474 len += leng; 653 len += leng;
475 if (parse_styles) 654 if (parse_styles)
476 len += 1; 655 len += 1;
477 psiconv_progress(lev+4,off+len,"Going to read number of in-line " 656 psiconv_progress(config,lev+4,off+len,"Going to read number of in-line "
478 "layout elements"); 657 "layout elements");
479 inline_count[i] = psiconv_read_u32(buf,lev+4,off+len); 658 inline_count[i] = psiconv_read_u32(config,buf,lev+4,off+len,&res);
659 if (res)
660 goto ERROR4;
480 psiconv_debug(lev+4,off+len,"Nr: %08x",inline_count[i]); 661 psiconv_debug(config,lev+4,off+len,"Nr: %08x",inline_count[i]);
481 len += 4; 662 len += 4;
482 } 663 }
483 } 664 }
484 665
485 psiconv_progress(lev+2,off+len,"Going to read the text layout inline list"); 666 psiconv_progress(config,lev+2,off+len,"Going to read the text layout inline list");
486 667
487 psiconv_progress(lev+3,off+len,"Going to read the number of elements"); 668 psiconv_progress(config,lev+3,off+len,"Going to read the number of elements");
488 nr = psiconv_read_u32(buf,lev+3,off+len); 669 nr = psiconv_read_u32(config,buf,lev+3,off+len,&res);
670 if (res)
671 goto ERROR4;
489 psiconv_debug(lev+3,off,"Elements: %08x",nr); 672 psiconv_debug(config,lev+3,off+len,"Elements: %08x",nr);
490 len += 0x04; 673 len += 0x04;
491 674
492 psiconv_progress(lev+3,off+len, 675 psiconv_progress(config,lev+3,off+len,
493 "Going to read the text layout inline elements"); 676 "Going to read the text layout inline elements");
494 total = 0; 677 total = 0;
495 for (i = 0; i < psiconv_list_length(result); i++) { 678 for (i = 0; i < psiconv_list_length(result); i++) {
496 para = psiconv_list_get(result,i); 679 if (!(para = psiconv_list_get(result,i))) {
680 psiconv_error(config,lev+3,off+len,"Data structure corruption");
681 goto ERROR4;
682 }
497 line_length = -1; 683 line_length = -1;
498 for (j = 0; j < inline_count[i]; j++) { 684 for (j = 0; j < inline_count[i]; j++) {
499 psiconv_progress(lev+3,off+len,"Element %d: Paragraph %d, element %d", 685 psiconv_progress(config,lev+3,off+len,"Element %d: Paragraph %d, element %d",
500 total,i,j); 686 total,i,j);
501 if (total >= nr) { 687 if (total >= nr) {
502 psiconv_warn(lev+3,off+len, 688 psiconv_warn(config,lev+3,off+len,
503 "Layout section inlines: not enough element"); 689 "Layout section inlines: not enough element");
504 res = -1;
505 psiconv_debug(lev+3,off+len,"Can't read element!"); 690 psiconv_debug(config,lev+3,off+len,"Can't read element!");
506 } else { 691 } else {
507 total ++; 692 total ++;
693 in_line.object = NULL;
694 in_line.layout = NULL;
508 in_line.layout = psiconv_clone_character_layout(para->base_character); 695 if (!(in_line.layout = psiconv_clone_character_layout
696 (para->base_character)))
697 goto ERROR4;
509 psiconv_progress(lev+4,off+len,"Going to read the element type"); 698 psiconv_progress(config,lev+4,off+len,"Going to read the element type");
510 temp = psiconv_read_u8(buf,lev+4,len+off); 699 temp = psiconv_read_u8(config,buf,lev+4,len+off,&res);
700 if (res)
701 goto ERROR5;
511 len += 1; 702 len += 1;
512 psiconv_debug(lev+4,off,"Type: %02x",temp); 703 psiconv_debug(config,lev+4,off+len,"Type: %02x",temp);
513 psiconv_progress(lev+4,off, 704 psiconv_progress(config,lev+4,off+len,
514 "Going to read the number of characters it applies to"); 705 "Going to read the number of characters it applies to");
515 in_line.length = psiconv_read_u32(buf,lev+4,len+off); 706 in_line.length = psiconv_read_u32(config,buf,lev+4,len+off,&res);
707 if (res)
708 goto ERROR5;
516 psiconv_debug(lev+4,off+len,"Length: %02x",in_line.length); 709 psiconv_debug(config,lev+4,off+len,"Length: %02x",in_line.length);
517 len += 4; 710 len += 4;
518 psiconv_progress(lev+4,off+len,"Going to read the character layout"); 711 psiconv_progress(config,lev+4,off+len,"Going to read the character layout");
519 res |= psiconv_parse_character_layout_list(buf,lev+4,off+len,&leng, 712 if ((res = psiconv_parse_character_layout_list(config,buf,lev+4,off+len,&leng,
520 in_line.layout); 713 in_line.layout)))
714 goto ERROR5;
521 len += leng; 715 len += leng;
522 716
523 if (temp == 0x01) { 717 if (temp == 0x01) {
524 psiconv_debug(lev+4,off+len,"Skipping object data"); 718 psiconv_debug(config,lev+4,off+len,"Found an embedded object");
525 len += 0x10; 719 psiconv_progress(config,lev+4,off+len,"Going to read the object marker "
720 "(0x%08x expected)",PSICONV_ID_OBJECT);
721 temp = psiconv_read_u32(config,buf,lev+4,off+len,&res);
722 if (res)
723 goto ERROR5;
724 if (temp != PSICONV_ID_OBJECT) {
725 psiconv_warn(config,lev+4,off+len,"Unknown id marks embedded object");
726 psiconv_debug(config,lev+4,off+len,"Marker: read %08x, expected %08x",
727 temp,PSICONV_ID_OBJECT);
728 }
729 len += 4;
730 psiconv_progress(config,lev+4,off+len,
731 "Going to read the Embedded Object Section offset");
732 temp = psiconv_read_u32(config,buf,lev+4,off+len,&res);
733 if (res)
734 goto ERROR5;
735 psiconv_debug(config,lev+4,off+len, "Offset: %08x",temp);
736 len += 4;
737 psiconv_progress(config,lev+4,off+len,
738 "Going to parse the Embedded Object Section");
739 if ((res = psiconv_parse_embedded_object_section(config,buf,lev+4,temp,
740 NULL,&(in_line.object))))
741 goto ERROR5;
742 psiconv_progress(config,lev+4,off+len,
743 "Going to read the object width");
744 in_line.object_width = psiconv_read_length(config,buf,lev+4,off+len,
745 &leng,&res);
746 if (res)
747 goto ERROR5;
748 psiconv_debug(config,lev+4,off+len,"Object width: %f cm",
749 in_line.object_width);
750 len += leng;
751 psiconv_progress(config,lev+4,off+len,
752 "Going to read the object height");
753 in_line.object_height = psiconv_read_length(config,buf,lev+4,off+len,&leng,
754 &res);
755 if (res)
756 goto ERROR5;
757 psiconv_debug(config,lev+4,off+len,"Object height: %f cm",
758 in_line.object_height);
759 len += leng;
526 } else if (temp != 0x00) { 760 } else if (temp != 0x00) {
527 psiconv_warn(lev+4,off+len,"Layout section unknown inline type"); 761 psiconv_warn(config,lev+4,off+len,"Layout section unknown inline type");
528 res = -1;
529 } 762 }
530 if (line_length + in_line.length > strlen(para->text)) { 763 if (line_length + in_line.length > psiconv_unicode_strlen(para->text)) {
531 psiconv_warn(lev+4,off+len, 764 psiconv_warn(config,lev+4,off+len,
532 "Layout section inlines: line length mismatch"); 765 "Layout section inlines: line length mismatch");
533 res = -1; 766 res = -1;
534 in_line.length = strlen(para->text) - line_length; 767 in_line.length = psiconv_unicode_strlen(para->text) - line_length;
535 } 768 }
536 line_length += in_line.length; 769 line_length += in_line.length;
537 psiconv_list_add(para->in_lines,&in_line); 770 if ((res = psiconv_list_add(para->in_lines,&in_line)))
771 goto ERROR5;
538 } 772 }
539 } 773 }
540 } 774 }
541 775
542 if (total != nr) { 776 if (total != nr) {
543 psiconv_warn(lev+4,off+len, 777 psiconv_warn(config,lev+4,off+len,
544 "Layout section too many inlines, skipping remaining"); 778 "Layout section too many inlines, skipping remaining");
545 } 779 }
546 780
547 free(inline_count); 781 free(inline_count);
548 782
549 for (i = 0 ; i < psiconv_list_length(anon_styles); i ++) { 783 for (i = 0 ; i < psiconv_list_length(anon_styles); i ++) {
550 anon_ptr = psiconv_list_get(anon_styles,i); 784 if (!(anon_ptr = psiconv_list_get(anon_styles,i))) {
785 psiconv_error(config,lev+4,off+len,"Data structure corruption");
786 goto ERROR2;
787 }
551 psiconv_free_character_layout(anon_ptr->character); 788 psiconv_free_character_layout(anon_ptr->character);
552 psiconv_free_paragraph_layout(anon_ptr->paragraph); 789 psiconv_free_paragraph_layout(anon_ptr->paragraph);
553 } 790 }
554 psiconv_list_free(anon_styles); 791 psiconv_list_free(anon_styles);
555 792
556 if (length) 793 if (length)
557 *length = len; 794 *length = len;
558 795
559 psiconv_progress(lev+1,off+len-1,"End of layout section (total length: %08x", 796 psiconv_progress(config,lev+1,off+len-1,"End of layout section (total length: %08x)",
560 len); 797 len);
561 798
799 return 0;
800
801ERROR4_4:
802 psiconv_free_paragraph_layout(para->base_paragraph);
803ERROR4_3:
804 psiconv_free_character_layout(para->base_character);
805ERROR4_2:
806 psiconv_list_free(para->in_lines);
807ERROR4_1:
808 free(para);
809 goto ERROR4;
810
811ERROR3_2:
812 psiconv_free_character_layout(anon.character);
813ERROR3_1:
814 psiconv_free_paragraph_layout(anon.paragraph);
815 goto ERROR3;
816
817ERROR5:
818 if (in_line.layout)
819 psiconv_free_character_layout(in_line.layout);
820 if (in_line.object)
821 psiconv_free_embedded_object_section(in_line.object);
822ERROR4:
823 free(inline_count);
824ERROR3:
825 for (i = 0; i < psiconv_list_length(anon_styles); i++) {
826 if (!(anon_ptr = psiconv_list_get(anon_styles,i))) {
827 psiconv_error(config,lev+1,off,"Data structure corruption");
828 break;
829 }
830 psiconv_free_paragraph_layout(anon_ptr->paragraph);
831 psiconv_free_character_layout(anon_ptr->character);
832 }
833
834ERROR2:
835 psiconv_list_free(anon_styles);
836ERROR1:
837 psiconv_error(config,lev+1,off,"Reading of Layout Section failed");
838 if (length)
839 *length = 0;
840 if (!res)
841 return -PSICONV_E_NOMEM;
842 else
562 return res; 843 return res;
563} 844}
564 845
565int psiconv_parse_styled_layout_section(const psiconv_buffer buf, 846int psiconv_parse_styled_layout_section(const psiconv_config config,
847 const psiconv_buffer buf,
566 int lev,psiconv_u32 off, 848 int lev,psiconv_u32 off,
567 int *length, 849 int *length,
568 psiconv_text_and_layout result, 850 psiconv_text_and_layout result,
569 psiconv_word_styles_section styles) 851 psiconv_word_styles_section styles)
570{ 852{
571 return psiconv_parse_layout_section(buf,lev,off,length,result,styles,1); 853 return psiconv_parse_layout_section(config,buf,lev,off,length,result,styles,1);
572} 854}
573 855
574int psiconv_parse_styleless_layout_section(const psiconv_buffer buf, 856int psiconv_parse_styleless_layout_section(const psiconv_config config,
857 const psiconv_buffer buf,
575 int lev,psiconv_u32 off, 858 int lev,psiconv_u32 off,
576 int *length, 859 int *length,
577 psiconv_text_and_layout result, 860 psiconv_text_and_layout result,
578 psiconv_character_layout base_char, 861 const psiconv_character_layout base_char,
579 psiconv_paragraph_layout base_para) 862 const psiconv_paragraph_layout base_para)
580{ 863{
581 int res; 864 int res = 0;
582 psiconv_word_styles_section styles_section; 865 psiconv_word_styles_section styles_section;
583 866
584 styles_section = malloc(sizeof(*styles_section)); 867 if (!(styles_section = malloc(sizeof(*styles_section))))
868 goto ERROR1;
585 styles_section->normal = malloc(sizeof(*styles_section->normal)); 869 if (!(styles_section->normal = malloc(sizeof(*styles_section->normal))))
586 styles_section->normal->character = psiconv_clone_character_layout(base_char); 870 goto ERROR2;
587 styles_section->normal->paragraph = psiconv_clone_paragraph_layout(base_para); 871 if (!(styles_section->normal->character =
872 psiconv_clone_character_layout(base_char)))
873 goto ERROR3;
874 if (!(styles_section->normal->paragraph =
875 psiconv_clone_paragraph_layout(base_para)))
876 goto ERROR4;
588 styles_section->normal->hotkey = 0; 877 styles_section->normal->hotkey = 0;
589 styles_section->normal->name = strdup(""); 878
879 if (!(styles_section->normal->name = psiconv_unicode_empty_string()))
880 goto ERROR5;
590 styles_section->styles = psiconv_list_new(sizeof(struct psiconv_word_style)); 881 if (!(styles_section->styles = psiconv_list_new(sizeof(
882 struct psiconv_word_style_s))))
883 goto ERROR6;
591 884
592 res = psiconv_parse_layout_section(buf,lev,off,length,result, 885 res = psiconv_parse_layout_section(config,buf,lev,off,length,result,
593 styles_section,0); 886 styles_section,0);
594 887
595 psiconv_free_word_styles_section(styles_section); 888 psiconv_free_word_styles_section(styles_section);
596 return res; 889 return res;
890
891ERROR6:
892 free(styles_section->normal->name);
893ERROR5:
894 psiconv_free_paragraph_layout(styles_section->normal->paragraph);
895ERROR4:
896 psiconv_free_character_layout(styles_section->normal->character);
897ERROR3:
898 free(styles_section->normal);
899ERROR2:
900 free(styles_section);
901ERROR1:
902 psiconv_error(config,lev+1,off,"Reading of Styleless Layout Section failed");
903 if (length)
904 *length = 0;
905 if (!res)
906 return -PSICONV_E_NOMEM;
907 else
908 return res;
597} 909}
598 910
911int psiconv_parse_embedded_object_section(const psiconv_config config,
912 const psiconv_buffer buf, int lev,
913 psiconv_u32 off, int *length,
914 psiconv_embedded_object_section *result)
915{
916 int res=0;
917 int len=0;
918 int leng,i;
919 psiconv_section_table_section table;
920 psiconv_section_table_entry entry;
921 psiconv_u32 icon_sec=0,display_sec=0,table_sec=0;
922 psiconv_buffer subbuf;
923
924 psiconv_progress(config,lev+1,off+len,"Going to read an Embedded Object");
925 if (!(*result = malloc(sizeof(**result))))
926 goto ERROR1;
927
928 psiconv_progress(config,lev+2,off+len,"Going to read the Embedded Object Section");
929 psiconv_parse_section_table_section(config,buf,lev+2,off+len,&leng,&table);
930 len += leng;
931
932 for (i = 0; i < psiconv_list_length(table); i++) {
933 psiconv_progress(config,lev+2,off+len,"Going to read entry %d",i);
934 if (!(entry = psiconv_list_get(table,i)))
935 goto ERROR2;
936 if (entry->id == PSICONV_ID_OBJECT_DISPLAY_SECTION) {
937 display_sec = entry->offset;
938 psiconv_debug(config,lev+3,off+len,"Found the Object Display Section at %08x",
939 display_sec);
940 } else if (entry->id == PSICONV_ID_OBJECT_ICON_SECTION) {
941 icon_sec = entry->offset;
942 psiconv_debug(config,lev+3,off+len,"Found the Object Icon Section at %08x",
943 icon_sec);
944 } else if (entry->id == PSICONV_ID_OBJECT_SECTION_TABLE_SECTION) {
945 table_sec = entry->offset;
946 psiconv_debug(config,lev+3,off+len,"Found the Object Section Table Section at %08x",
947 table_sec);
948 } else {
949 psiconv_warn(config,lev+3,off+len,
950 "Found unknown section in the Object Display Section "
951 "(ignoring)");
952 psiconv_debug(config,lev+3,off+len,"Section ID %08x, offset %08x",
953 entry->id, entry->offset);
954 }
955 }
956
957 psiconv_progress(config,lev+2,off+len,"Looking for the Object Display Section");
958 if (!icon_sec) {
959 psiconv_warn(config,lev+2,off+len,"Object Display Section not found");
960 (*result)->display = NULL;
961 } else {
962 psiconv_debug(config,lev+2,off+len,"Object Display Section at offset %08x",
963 display_sec);
964 if ((res = psiconv_parse_object_display_section(config,buf,lev+2,display_sec,NULL,
965 &(*result)->display)))
966 goto ERROR2;
967 }
968
969 psiconv_progress(config,lev+2,off+len,"Looking for the Object Icon Section");
970 if (!icon_sec) {
971 psiconv_warn(config,lev+2,off+len,"Object Icon Section not found");
972 (*result)->icon = NULL;
973 } else {
974 psiconv_debug(config,lev+2,off+len,"Object Icon Section at offset %08x",icon_sec);
975 if ((res = psiconv_parse_object_icon_section(config,buf,lev+2,icon_sec,NULL,
976 &(*result)->icon)))
977 goto ERROR3;
978 }
979
980 psiconv_progress(config,lev+2,off+len,
981 "Looking for the Section Table Offset Section");
982 if (!table_sec) {
983 psiconv_warn(config,lev+2,off+len,
984 "Embedded Section Table Offset Section not found");
985 (*result)->object = NULL;
986 } else {
987 psiconv_progress(config,lev+2,off+len,
988 "Extracting object: add %08x to all following offsets",
989 table_sec);
990 /* We can't determine the length of the object, so we just take it all */
991 if ((res = psiconv_buffer_subbuffer(&subbuf,buf,table_sec,
992 psiconv_buffer_length(buf)-table_sec)))
993 goto ERROR4;
994
995 if (!((*result)->object = malloc(sizeof(*(*result)->object))))
996 goto ERROR5;
997
998 /* We need to find the file type, but we don't have a normal header */
999 /* So we try to find the Application ID Section and hope for the best */
1000 psiconv_progress(config,lev+3,0,"Trying to determine the file type");
1001 (*result)->object->type = psiconv_determine_embedded_object_type
1002 (config,subbuf,lev+3,&res);
1003 switch ((*result)->object->type) {
1004 case psiconv_word_file:
1005 if ((res = psiconv_parse_word_file(config,subbuf,lev+3,0,
1006 ((psiconv_word_f *) &(*result)->object->file))))
1007 goto ERROR6;
1008 break;
1009 case psiconv_texted_file:
1010 if ((res = psiconv_parse_texted_file(config,subbuf,lev+3,0,
1011 ((psiconv_texted_f *) &(*result)->object->file))))
1012 goto ERROR6;
1013 break;
1014 case psiconv_sheet_file:
1015 if ((res = psiconv_parse_sheet_file(config,subbuf,lev+3,0,
1016 ((psiconv_sheet_f *) &(*result)->object->file))))
1017 goto ERROR6;
1018 break;
1019 case psiconv_sketch_file:
1020 if ((res = psiconv_parse_sketch_file(config,subbuf,lev+3,0,
1021 ((psiconv_sketch_f *) &(*result)->object->file))))
1022 goto ERROR6;
1023 break;
1024 default:
1025 psiconv_warn(config,lev+3,0,"Can't parse embedded object (still continuing)");
1026 (*result)->object->file = NULL;
1027 }
1028 }
1029
1030 psiconv_buffer_free(subbuf);
1031 psiconv_free_section_table_section(table);
1032
1033 if (length)
1034 *length = len;
1035
1036 psiconv_progress(config,lev+1,off+len-1,"End of Embedded Object Section "
1037 "(total length: %08x)",len);
1038
1039 return res;
1040
1041
1042ERROR6:
1043 free((*result)->object);
1044ERROR5:
1045 psiconv_buffer_free(subbuf);
1046ERROR4:
1047 psiconv_free_object_icon_section((*result)->icon);
1048ERROR3:
1049 psiconv_free_object_display_section((*result)->display);
1050ERROR2:
1051 psiconv_free_section_table_section(table);
1052ERROR1:
1053 psiconv_error(config,lev+1,off,"Reading Embedded Object failed");
1054
1055 if (length)
1056 *length = 0;
1057
1058 if (res == 0)
1059 return -PSICONV_E_NOMEM;
1060 else
1061 return res;
1062}
1063
1064psiconv_file_type_t psiconv_determine_embedded_object_type
1065 (const psiconv_config config,
1066 const psiconv_buffer buf,int lev,
1067 int *status)
1068{
1069 psiconv_u32 off;
1070 psiconv_section_table_section table;
1071 int res,i;
1072 psiconv_file_type_t file_type = psiconv_unknown_file;
1073 psiconv_section_table_entry entry;
1074 psiconv_application_id_section applid;
1075
1076 psiconv_progress(config,lev+1,0,"Going to determine embedded object file type");
1077 psiconv_progress(config,lev+2,0,"Going to read the Section Table Offset Section");
1078 off = psiconv_read_u32(config,buf,lev,0,&res);
1079 if (res)
1080 goto ERROR1;
1081 psiconv_debug(config,lev+2,0,"Offset: %08x",off);
1082
1083 psiconv_progress(config,lev+2,off,"Going to read the Section Table Section");
1084 if ((res = psiconv_parse_section_table_section(config,buf,lev+2,off,NULL,&table)))
1085 goto ERROR1;
1086
1087 psiconv_progress(config,lev+2,off,"Going to search the Section Table Section "
1088 "for the Application ID Section");
1089 for (i=0; i < psiconv_list_length(table); i++) {
1090 psiconv_progress(config,lev+3,off,"Going to read entry %d",i);
1091 if (!(entry = psiconv_list_get(table,i)))
1092 goto ERROR2;
1093 if (entry->id == PSICONV_ID_APPL_ID_SECTION) {
1094 psiconv_progress(config,lev+3,off,
1095 "Found the Application ID Section at offset %08x",
1096 entry->offset);
1097 off = entry->offset;
1098 break;
1099 }
1100 }
1101 if (i == psiconv_list_length(table)) {
1102 psiconv_error(config,lev+2,off,"No Application ID Section found");
1103 res = PSICONV_E_PARSE;
1104 goto ERROR2;
1105 }
1106
1107 psiconv_progress(config,lev+2,off,"Going to read the Application ID Section");
1108 if ((res = psiconv_parse_application_id_section(config,buf,lev+2,off,NULL,&applid)))
1109 goto ERROR2;
1110
1111 switch (applid->id) {
1112 case PSICONV_ID_WORD: file_type = psiconv_word_file;
1113 psiconv_debug(config,lev+2,off,"Found a Word file");
1114 break;
1115 case PSICONV_ID_TEXTED: file_type = psiconv_texted_file;
1116 psiconv_debug(config,lev+2,off,"Found a TextEd file");
1117 break;
1118 case PSICONV_ID_SKETCH: file_type = psiconv_sketch_file;
1119 psiconv_debug(config,lev+2,off,"Found a Sketch file");
1120 break;
1121 case PSICONV_ID_SHEET: file_type = psiconv_sheet_file;
1122 psiconv_debug(config,lev+2,off,"Found a Sheet file");
1123 break;
1124 default: psiconv_warn(config,lev+2,off,"Found an unknown file type");
1125 psiconv_debug(config,lev+2,off,"Found ID %08x",applid->id);
1126 }
1127
1128ERROR2:
1129 psiconv_free_application_id_section(applid);
1130ERROR1:
1131 psiconv_free_section_table_section(table);
1132 if (status)
1133 *status = res;
1134 return file_type;
1135
1136}
1137
1138int psiconv_parse_object_display_section(const psiconv_config config,
1139 const psiconv_buffer buf,int lev,
1140 psiconv_u32 off, int *length,
1141 psiconv_object_display_section *result)
1142{
1143 int res = 0;
1144 int len = 0;
1145 int leng;
1146 psiconv_u32 temp;
1147
1148 psiconv_progress(config,lev+1,off,"Going to read the Object Display Section");
1149 if (!(*result = malloc(sizeof(**result))))
1150 goto ERROR1;
1151
1152 psiconv_progress(config,lev+2,off+len,"Going to read the display as icon flag "
1153 "(expecting 0x00 or 0x01)");
1154 temp = psiconv_read_u8(config,buf,lev+2,off+len,&res);
1155 if (res)
1156 goto ERROR2;
1157 if (temp == 0x00) {
1158 (*result)->show_icon = psiconv_bool_true;
1159 psiconv_debug(config,lev+2,off+len,"Displayed as icon");
1160 } else if (temp == 0x01) {
1161 (*result)->show_icon = psiconv_bool_false;
1162 psiconv_debug(config,lev+2,off+len,"Displayed as full document");
1163 } else {
1164 psiconv_warn(config,lev+2,off+len,"Unknown Object Display Section Icon Flag");
1165 psiconv_debug(config,lev+2,off+len,"Icon flag found: %02x",temp);
1166 /* Improvise */
1167 (*result)->show_icon = (temp & 0x01?psiconv_bool_false:psiconv_bool_true);
1168 }
1169 len ++;
1170
1171 psiconv_progress(config,lev+2,off+len,"Going to read the display width");
1172 (*result)->width = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res);
1173 if (res)
1174 goto ERROR2;
1175 psiconv_debug(config,lev+2,off+len,"Display width: %f cm",(*result)->width);
1176 len += leng;
1177
1178 psiconv_progress(config,lev+2,off+len,"Going to read the display height");
1179 (*result)->height = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res);
1180 if (res)
1181 goto ERROR2;
1182 psiconv_debug(config,lev+2,off+len,"Display length: %f cm",(*result)->height);
1183 len += leng;
1184
1185 psiconv_progress(config,lev+2,off+len,"Going to read unknown long (%08x expected)",
1186 0);
1187 temp = psiconv_read_u32(config,buf,lev+2,off+len,&res);
1188 if (temp != 0) {
1189 psiconv_warn(config,lev+2,off+len,"Unknown Object Display Section final long");
1190 psiconv_debug(config,lev+2,off+len,"Long read: %08x",temp);
1191 }
1192 len += 4;
1193
1194 if (length)
1195 *length = len;
1196
1197 psiconv_progress(config,lev+1,off+len-1,"End of Object Display Section "
1198 "(total length: %08x",len);
1199 return res;
1200
1201ERROR2:
1202 free(*result);
1203ERROR1:
1204 psiconv_error(config,lev+1,off+len,"Reading of Object Display Section failed");
1205 if (length)
1206 *length=0;
1207 if (!res)
1208 return -PSICONV_E_NOMEM;
1209 else
1210 return res;
1211}
1212
1213int psiconv_parse_object_icon_section(const psiconv_config config,
1214 const psiconv_buffer buf,int lev,
1215 psiconv_u32 off, int *length,
1216 psiconv_object_icon_section *result)
1217{
1218 int res = 0;
1219 int len = 0;
1220 int leng;
1221
1222 psiconv_progress(config,lev+1,off,"Going to read the Object Icon Section");
1223 if (!(*result = malloc(sizeof(**result))))
1224 goto ERROR1;
1225
1226 psiconv_progress(config,lev+2,off+len,"Going to read the icon name");
1227 (*result)->icon_name = psiconv_read_string(config,buf,lev+2,off+len,&leng,&res);
1228 if (res)
1229 goto ERROR2;
1230 psiconv_debug(config,lev+2,off+len,"Icon name: %s",(*result)->icon_name);
1231 len += leng;
1232
1233 psiconv_progress(config,lev+2,off+len,"Going to read the icon width");
1234 (*result)->icon_width = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res);
1235 if (res)
1236 goto ERROR3;
1237 psiconv_debug(config,lev+2,off+len,"Icon width: %f cm",(*result)->icon_width);
1238 len += leng;
1239
1240 psiconv_progress(config,lev+2,off+len,"Going to read the icon height");
1241 (*result)->icon_height = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res);
1242 if (res)
1243 goto ERROR3;
1244 psiconv_debug(config,lev+2,off+len,"Icon length: %f cm",(*result)->icon_height);
1245 len += leng;
1246
1247 if (length)
1248 *length = len;
1249
1250 psiconv_progress(config,lev+1,off+len-1,"End of Object Icon Section"
1251 "(total length: %08x",len);
1252 return res;
1253
1254ERROR3:
1255 free((*result)->icon_name);
1256ERROR2:
1257 free(*result);
1258ERROR1:
1259 psiconv_error(config,lev+1,off+len,"Reading of Object Icon Section failed");
1260 if (length)
1261 *length=0;
1262 if (!res)
1263 return -PSICONV_E_NOMEM;
1264 else
1265 return res;
1266}

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