1 | /* |
1 | /* |
2 | parse_page.c - Part of psiconv, a PSION 5 file formats converter |
2 | parse_page.c - Part of psiconv, a PSION 5 file formats converter |
3 | Copyright (c) 1999, 2000 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. |
… | |
… | |
24 | #include <string.h> |
24 | #include <string.h> |
25 | |
25 | |
26 | #include "parse_routines.h" |
26 | #include "parse_routines.h" |
27 | #include "error.h" |
27 | #include "error.h" |
28 | |
28 | |
29 | int psiconv_parse_page_header(const psiconv_buffer buf,int lev,psiconv_u32 off, |
29 | #ifdef DMALLOC |
|
|
30 | #include <dmalloc.h> |
|
|
31 | #endif |
|
|
32 | |
|
|
33 | |
|
|
34 | int psiconv_parse_page_header(const psiconv_config config, |
|
|
35 | const psiconv_buffer buf,int lev,psiconv_u32 off, |
30 | int *length,psiconv_page_header *result) |
36 | int *length,psiconv_page_header *result) |
31 | { |
37 | { |
32 | int res = 0; |
38 | int res = 0; |
33 | int len = 0; |
39 | int len = 0; |
34 | int i,leng,has_content; |
40 | int i,leng,has_content; |
35 | psiconv_u32 temp; |
41 | psiconv_u32 temp; |
36 | |
42 | |
37 | psiconv_progress(lev+1,off,"Going to read a page header (or footer)"); |
43 | psiconv_progress(config,lev+1,off,"Going to read a page header (or footer)"); |
38 | if (!(*result = malloc(sizeof(**result)))) |
44 | if (!(*result = malloc(sizeof(**result)))) |
39 | goto ERROR1; |
45 | goto ERROR1; |
40 | |
46 | |
41 | psiconv_progress(lev+2,off+len, |
47 | psiconv_progress(config,lev+2,off+len, |
42 | "Going to read the has_content flag"); |
48 | "Going to read the has_content flag"); |
43 | temp = psiconv_read_u8(buf,lev+2,off+len,&res); |
49 | temp = psiconv_read_u8(config,buf,lev+2,off+len,&res); |
44 | if (res) |
50 | if (res) |
45 | goto ERROR2; |
51 | goto ERROR2; |
46 | if (temp == 0x00) |
52 | if (temp == 0x00) |
47 | has_content = 0; |
53 | has_content = 0; |
48 | else if (temp == 0x01) |
54 | else if (temp == 0x01) |
49 | has_content = 1; |
55 | has_content = 1; |
50 | else { |
56 | else { |
51 | psiconv_warn(lev+2,off+len, |
57 | psiconv_warn(config,lev+2,off+len, |
52 | "Page header has_content flag unknown value (assumed default)"); |
58 | "Page header has_content flag unknown value (assumed default)"); |
53 | psiconv_debug(lev+2,off+len,"Flag: %02x",temp); |
59 | psiconv_debug(config,lev+2,off+len,"Flag: %02x",temp); |
54 | has_content = 1; |
60 | has_content = 1; |
55 | } |
61 | } |
56 | psiconv_debug(lev+2,off+len,"Has_content flag: %02x",has_content); |
62 | psiconv_debug(config,lev+2,off+len,"Has_content flag: %02x",has_content); |
57 | len += 1; |
63 | len += 1; |
58 | |
64 | |
59 | psiconv_progress(lev+2,off+len,"Going to read displayed-on-first-page flag"); |
65 | psiconv_progress(config,lev+2,off+len,"Going to read displayed-on-first-page flag"); |
60 | if ((res = psiconv_parse_bool(buf,lev+2,off+len,&leng, |
66 | if ((res = psiconv_parse_bool(config,buf,lev+2,off+len,&leng, |
61 | &(*result)->on_first_page))) |
67 | &(*result)->on_first_page))) |
62 | goto ERROR2; |
68 | goto ERROR2; |
63 | len += leng; |
69 | len += leng; |
64 | |
70 | |
65 | psiconv_progress(lev+2,off+len,"Going to read three zero bytes"); |
71 | psiconv_progress(config,lev+2,off+len,"Going to read three zero bytes"); |
66 | for (i = 0; i < 0x03; i++,len++) { |
72 | for (i = 0; i < 0x03; i++,len++) { |
67 | temp = psiconv_read_u8(buf,lev+2,off+len,&res); |
73 | temp = psiconv_read_u8(config,buf,lev+2,off+len,&res); |
68 | if (res) |
74 | if (res) |
69 | goto ERROR2; |
75 | goto ERROR2; |
70 | if (temp != 0x00) { |
76 | if (temp != 0x00) { |
71 | psiconv_warn(lev+2,off+len, |
77 | psiconv_warn(config,lev+2,off+len, |
72 | "Page Header unknown value in zero bytes section"); |
78 | "Page Header unknown value in zero bytes section"); |
73 | psiconv_debug(lev+2,off+len,"Byte %d: read %02x, expected %02x", |
79 | psiconv_debug(config,lev+2,off+len,"Byte %d: read %02x, expected %02x", |
74 | i,temp,0x00); |
80 | i,temp,0x00); |
75 | } |
81 | } |
76 | } |
82 | } |
77 | |
83 | |
78 | psiconv_progress(lev+2,off+len,"Going to read base paragraph layout"); |
84 | psiconv_progress(config,lev+2,off+len,"Going to read base paragraph layout"); |
79 | if (!((*result)->base_paragraph_layout = psiconv_basic_paragraph_layout())) |
85 | if (!((*result)->base_paragraph_layout = psiconv_basic_paragraph_layout())) |
80 | goto ERROR2; |
86 | goto ERROR2; |
81 | |
87 | |
82 | if (has_content) { |
88 | if (has_content) { |
83 | if ((res = psiconv_parse_paragraph_layout_list(buf,lev+2,off+len,&leng, |
89 | if ((res = psiconv_parse_paragraph_layout_list(config,buf,lev+2,off+len,&leng, |
84 | (*result)->base_paragraph_layout))) |
90 | (*result)->base_paragraph_layout))) |
85 | goto ERROR3; |
91 | goto ERROR3; |
86 | len += leng; |
92 | len += leng; |
87 | } |
93 | } |
88 | |
94 | |
89 | psiconv_progress(lev+2,off+len,"Going to read base character layout"); |
95 | psiconv_progress(config,lev+2,off+len,"Going to read base character layout"); |
90 | if (!((*result)->base_character_layout = psiconv_basic_character_layout())) |
96 | if (!((*result)->base_character_layout = psiconv_basic_character_layout())) |
91 | goto ERROR3; |
97 | goto ERROR3; |
92 | if (has_content) { |
98 | if (has_content) { |
93 | if ((res = psiconv_parse_character_layout_list(buf,lev+2,off+len,&leng, |
99 | if ((res = psiconv_parse_character_layout_list(config,buf,lev+2,off+len,&leng, |
94 | (*result)->base_character_layout))) |
100 | (*result)->base_character_layout))) |
95 | goto ERROR4; |
101 | goto ERROR4; |
96 | } |
102 | } |
97 | len += leng; |
103 | len += leng; |
98 | |
104 | |
99 | |
105 | |
100 | psiconv_progress(lev+2,off+len,"Going to read the TextEd section"); |
106 | psiconv_progress(config,lev+2,off+len,"Going to read the TextEd section"); |
101 | if (has_content) { |
107 | if (has_content) { |
102 | if ((res = psiconv_parse_texted_section(buf,lev+2,off+len,&leng, |
108 | if ((res = psiconv_parse_texted_section(config,buf,lev+2,off+len,&leng, |
103 | &(*result)->text, |
109 | &(*result)->text, |
104 | (*result)->base_character_layout, |
110 | (*result)->base_character_layout, |
105 | (*result)->base_paragraph_layout))) |
111 | (*result)->base_paragraph_layout))) |
106 | goto ERROR4; |
112 | goto ERROR4; |
107 | len += leng; |
113 | len += leng; |
|
|
114 | } else { |
|
|
115 | (*result)->text = NULL; |
108 | } |
116 | } |
109 | |
117 | |
110 | if (length) |
118 | if (length) |
111 | *length = len; |
119 | *length = len; |
112 | |
120 | |
113 | psiconv_progress(lev+1,off+len-1,"End of page header" |
121 | psiconv_progress(config,lev+1,off+len-1,"End of page header" |
114 | "(total length: %08x", len); |
122 | "(total length: %08x", len); |
115 | |
123 | |
116 | return res; |
124 | return res; |
117 | |
125 | |
118 | ERROR4: |
126 | ERROR4: |
… | |
… | |
120 | ERROR3: |
128 | ERROR3: |
121 | psiconv_free_paragraph_layout((*result)->base_paragraph_layout); |
129 | psiconv_free_paragraph_layout((*result)->base_paragraph_layout); |
122 | ERROR2: |
130 | ERROR2: |
123 | free (*result); |
131 | free (*result); |
124 | ERROR1: |
132 | ERROR1: |
125 | psiconv_warn(lev+1,off,"Reading of Page Header failed"); |
133 | psiconv_error(config,lev+1,off,"Reading of Page Header failed"); |
126 | if (length) |
134 | if (length) |
127 | *length = 0; |
135 | *length = 0; |
128 | if (!res) |
136 | if (!res) |
129 | return -PSICONV_E_NOMEM; |
137 | return -PSICONV_E_NOMEM; |
130 | else |
138 | else |
131 | return res; |
139 | return res; |
132 | } |
140 | } |
133 | |
141 | |
134 | int psiconv_parse_page_layout_section(const psiconv_buffer buf,int lev, |
142 | int psiconv_parse_page_layout_section(const psiconv_config config, |
|
|
143 | const psiconv_buffer buf,int lev, |
135 | psiconv_u32 off, int *length, |
144 | psiconv_u32 off, int *length, |
136 | psiconv_page_layout_section *result) |
145 | psiconv_page_layout_section *result) |
137 | { |
146 | { |
138 | int res = 0; |
147 | int res = 0; |
139 | int len = 0; |
148 | int len = 0; |
140 | int leng; |
149 | int leng; |
141 | psiconv_u32 temp; |
150 | psiconv_u32 temp; |
142 | |
151 | |
143 | psiconv_progress(lev+1,off,"Going to read the page layout section"); |
152 | psiconv_progress(config,lev+1,off,"Going to read the page layout section"); |
144 | if (!(*result = malloc(sizeof(**result)))) |
153 | if (!(*result = malloc(sizeof(**result)))) |
145 | goto ERROR1; |
154 | goto ERROR1; |
146 | |
155 | |
147 | psiconv_progress(lev+2,off+len,"Going to read first page number"); |
156 | psiconv_progress(config,lev+2,off+len,"Going to read first page number"); |
148 | (*result)->first_page_nr = psiconv_read_u32(buf,lev+2,off+len,&res); |
157 | (*result)->first_page_nr = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
149 | if (res) |
158 | if (res) |
150 | goto ERROR2; |
159 | goto ERROR2; |
151 | psiconv_debug(lev+2,off+len,"First page: %d",(*result)->first_page_nr); |
160 | psiconv_debug(config,lev+2,off+len,"First page: %d",(*result)->first_page_nr); |
152 | len += 4; |
161 | len += 4; |
153 | |
162 | |
154 | psiconv_progress(lev+2,off+len,"Going to read header distance"); |
163 | psiconv_progress(config,lev+2,off+len,"Going to read header distance"); |
155 | (*result)->header_dist = psiconv_read_length(buf,lev+2,off+len,&leng,&res); |
164 | (*result)->header_dist = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res); |
156 | if (res) |
165 | if (res) |
157 | goto ERROR2; |
166 | goto ERROR2; |
158 | psiconv_debug(lev+2,off+len,"Header distance: %6.3f",(*result)->header_dist); |
167 | psiconv_debug(config,lev+2,off+len,"Header distance: %6.3f",(*result)->header_dist); |
159 | len += leng; |
168 | len += leng; |
160 | |
169 | |
161 | psiconv_progress(lev+2,off+len,"Going to read footer distance"); |
170 | psiconv_progress(config,lev+2,off+len,"Going to read footer distance"); |
162 | (*result)->footer_dist = psiconv_read_length(buf,lev+2,off+len,&leng,&res); |
171 | (*result)->footer_dist = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res); |
163 | if (res) |
172 | if (res) |
164 | goto ERROR2; |
173 | goto ERROR2; |
165 | psiconv_debug(lev+2,off+len,"Footer distance: %6.3f",(*result)->footer_dist); |
174 | psiconv_debug(config,lev+2,off+len,"Footer distance: %6.3f",(*result)->footer_dist); |
166 | len += leng; |
175 | len += leng; |
167 | |
176 | |
168 | psiconv_progress(lev+2,off+len,"Going to read the left margin"); |
177 | psiconv_progress(config,lev+2,off+len,"Going to read the left margin"); |
169 | (*result)->left_margin = psiconv_read_length(buf,lev+2,off+len,&leng,&res); |
178 | (*result)->left_margin = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res); |
170 | if (res) |
179 | if (res) |
171 | goto ERROR2; |
180 | goto ERROR2; |
172 | psiconv_debug(lev+2,off+len,"Left margin: %6.3f",(*result)->left_margin); |
181 | psiconv_debug(config,lev+2,off+len,"Left margin: %6.3f",(*result)->left_margin); |
173 | len += leng; |
182 | len += leng; |
174 | |
183 | |
175 | psiconv_progress(lev+2,off+len,"Going read the to right margin"); |
184 | psiconv_progress(config,lev+2,off+len,"Going read the to right margin"); |
176 | (*result)->right_margin = psiconv_read_length(buf,lev+2,off+len,&leng,&res); |
185 | (*result)->right_margin = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res); |
177 | if (res) |
186 | if (res) |
178 | goto ERROR2; |
187 | goto ERROR2; |
179 | psiconv_debug(lev+2,off+len,"Right margin: %6.3f",(*result)->right_margin); |
188 | psiconv_debug(config,lev+2,off+len,"Right margin: %6.3f",(*result)->right_margin); |
180 | len += leng; |
189 | len += leng; |
181 | |
190 | |
182 | psiconv_progress(lev+2,off+len,"Going to read the top margin"); |
191 | psiconv_progress(config,lev+2,off+len,"Going to read the top margin"); |
183 | (*result)->top_margin = psiconv_read_length(buf,lev+2,off+len,&leng,&res); |
192 | (*result)->top_margin = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res); |
184 | if (res) |
193 | if (res) |
185 | goto ERROR2; |
194 | goto ERROR2; |
186 | psiconv_debug(lev+2,off+len,"Top margin: %6.3f",(*result)->top_margin); |
195 | psiconv_debug(config,lev+2,off+len,"Top margin: %6.3f",(*result)->top_margin); |
187 | len += leng; |
196 | len += leng; |
188 | |
197 | |
189 | psiconv_progress(lev+2,off+len,"Going to read the bottom margin"); |
198 | psiconv_progress(config,lev+2,off+len,"Going to read the bottom margin"); |
190 | (*result)->bottom_margin = psiconv_read_length(buf,lev+2,off+len,&leng,&res); |
199 | (*result)->bottom_margin = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res); |
191 | if (res) |
200 | if (res) |
192 | goto ERROR2; |
201 | goto ERROR2; |
193 | psiconv_debug(lev+2,off+len,"Bottom margin: %6.3f",(*result)->bottom_margin); |
202 | psiconv_debug(config,lev+2,off+len,"Bottom margin: %6.3f",(*result)->bottom_margin); |
194 | len += leng; |
203 | len += leng; |
195 | |
204 | |
196 | psiconv_progress(lev+2,off+len,"Going to read the header"); |
205 | psiconv_progress(config,lev+2,off+len,"Going to read the header"); |
197 | if ((res = psiconv_parse_page_header(buf,lev+2,off+len,&leng, |
206 | if ((res = psiconv_parse_page_header(config,buf,lev+2,off+len,&leng, |
198 | &(*result)->header))) |
207 | &(*result)->header))) |
199 | goto ERROR2; |
208 | goto ERROR2; |
200 | len += leng; |
209 | len += leng; |
201 | |
210 | |
202 | psiconv_progress(lev+2,off+len,"Going to read the footer"); |
211 | psiconv_progress(config,lev+2,off+len,"Going to read the footer"); |
203 | if ((res = psiconv_parse_page_header(buf,lev+2,off+len,&leng, |
212 | if ((res = psiconv_parse_page_header(config,buf,lev+2,off+len,&leng, |
204 | &(*result)->footer))) |
213 | &(*result)->footer))) |
205 | goto ERROR3; |
214 | goto ERROR3; |
206 | len += leng; |
215 | len += leng; |
207 | |
216 | |
208 | psiconv_progress(lev+2,off+len,"Going to read page dimensions id"); |
217 | psiconv_progress(config,lev+2,off+len,"Going to read page dimensions id"); |
209 | temp = psiconv_read_u32(buf,lev+2,off+len,&res); |
218 | temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
210 | if (res) |
219 | if (res) |
211 | goto ERROR4; |
220 | goto ERROR4; |
212 | if ((temp != PSICONV_ID_PAGE_DIMENSIONS1) && |
221 | if ((temp != PSICONV_ID_PAGE_DIMENSIONS1) && |
213 | (temp != PSICONV_ID_PAGE_DIMENSIONS2)) { |
222 | (temp != PSICONV_ID_PAGE_DIMENSIONS2)) { |
214 | psiconv_warn(lev+2,off+len, |
223 | psiconv_warn(config,lev+2,off+len, |
215 | "Page layout section page dimensions marker not found"); |
224 | "Page layout section page dimensions marker not found"); |
216 | psiconv_debug(lev+2,off+len, |
225 | psiconv_debug(config,lev+2,off+len, |
217 | "Page dimensions marker: read %08x, expected %08x or %08x", |
226 | "Page dimensions marker: read %08x, expected %08x or %08x", |
218 | temp, PSICONV_ID_PAGE_DIMENSIONS1, |
227 | temp, PSICONV_ID_PAGE_DIMENSIONS1, |
219 | PSICONV_ID_PAGE_DIMENSIONS2); |
228 | PSICONV_ID_PAGE_DIMENSIONS2); |
220 | } |
229 | } |
221 | len += 4; |
230 | len += 4; |
222 | |
231 | |
223 | psiconv_progress(lev+2,off+len,"Going to read the page width"); |
232 | psiconv_progress(config,lev+2,off+len,"Going to read the page width"); |
224 | (*result)->page_width = psiconv_read_length(buf,lev+2,off+len,&leng,&res); |
233 | (*result)->page_width = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res); |
225 | if (res) |
234 | if (res) |
226 | goto ERROR4; |
235 | goto ERROR4; |
227 | psiconv_debug(lev+2,off+len,"Page width: %6.3f",(*result)->page_width); |
236 | psiconv_debug(config,lev+2,off+len,"Page width: %6.3f",(*result)->page_width); |
228 | len += leng; |
237 | len += leng; |
229 | |
238 | |
230 | psiconv_progress(lev+2,off+len,"Going to read the page height"); |
239 | psiconv_progress(config,lev+2,off+len,"Going to read the page height"); |
231 | (*result)->page_height = psiconv_read_length(buf,lev+2,off+len,&leng,&res); |
240 | (*result)->page_height = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res); |
232 | if (res) |
241 | if (res) |
233 | goto ERROR4; |
242 | goto ERROR4; |
234 | psiconv_debug(lev+2,off+len,"Page height: %6.3f",(*result)->page_height); |
243 | psiconv_debug(config,lev+2,off+len,"Page height: %6.3f",(*result)->page_height); |
235 | len += leng; |
244 | len += leng; |
236 | |
245 | |
237 | psiconv_progress(lev+2,off+len,"Going to read page portrait/landscape"); |
246 | psiconv_progress(config,lev+2,off+len,"Going to read page portrait/landscape"); |
238 | if ((res = psiconv_parse_bool(buf,lev+2,off+len,&leng,&(*result)->landscape))) |
247 | if ((res = psiconv_parse_bool(config,buf,lev+2,off+len,&leng,&(*result)->landscape))) |
239 | goto ERROR4; |
248 | goto ERROR4; |
240 | psiconv_debug(lev+2,off+len,"Landscape: %d",(*result)->landscape); |
249 | psiconv_debug(config,lev+2,off+len,"Landscape: %d",(*result)->landscape); |
241 | len += leng; |
250 | len += leng; |
242 | |
251 | |
243 | |
252 | |
244 | if (length) |
253 | if (length) |
245 | *length = len; |
254 | *length = len; |
246 | |
255 | |
247 | psiconv_progress(lev,off+len-1,"End of page section (total length: %08x)", |
256 | psiconv_progress(config,lev,off+len-1,"End of page section (total length: %08x)", |
248 | len); |
257 | len); |
249 | |
258 | |
250 | return res; |
259 | return res; |
251 | |
260 | |
252 | ERROR4: |
261 | ERROR4: |
… | |
… | |
254 | ERROR3: |
263 | ERROR3: |
255 | psiconv_free_page_header((*result)->header); |
264 | psiconv_free_page_header((*result)->header); |
256 | ERROR2: |
265 | ERROR2: |
257 | free (*result); |
266 | free (*result); |
258 | ERROR1: |
267 | ERROR1: |
259 | psiconv_warn(lev+1,off,"Reading of Page Section failed"); |
268 | psiconv_error(config,lev+1,off,"Reading of Page Section failed"); |
260 | if (length) |
269 | if (length) |
261 | *length = 0; |
270 | *length = 0; |
262 | if (!res) |
271 | if (!res) |
263 | return -PSICONV_E_NOMEM; |
272 | return -PSICONV_E_NOMEM; |
264 | else |
273 | else |