1 |
frodo |
2 |
/* |
2 |
|
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parse_word.c - Part of psiconv, a PSION 5 file formats converter |
3 |
frodo |
63 |
Copyright (c) 1999, 2000 Frodo Looijaard <frodol@dds.nl> |
4 |
frodo |
2 |
|
5 |
|
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This program is free software; you can redistribute it and/or modify |
6 |
|
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it under the terms of the GNU General Public License as published by |
7 |
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the Free Software Foundation; either version 2 of the License, or |
8 |
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(at your option) any later version. |
9 |
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|
10 |
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This program is distributed in the hope that it will be useful, |
11 |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 |
|
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GNU General Public License for more details. |
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|
15 |
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You should have received a copy of the GNU General Public License |
16 |
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along with this program; if not, write to the Free Software |
17 |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
18 |
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*/ |
19 |
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20 |
|
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#include "config.h" |
21 |
frodo |
71 |
#include "compat.h" |
22 |
|
|
|
23 |
frodo |
2 |
#include <stdlib.h> |
24 |
frodo |
71 |
|
25 |
frodo |
2 |
#include "parse_routines.h" |
26 |
frodo |
71 |
#include "error.h" |
27 |
frodo |
2 |
|
28 |
|
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int psiconv_parse_word_status_section(const psiconv_buffer buf, int lev, |
29 |
|
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psiconv_u32 off, int *length, |
30 |
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psiconv_word_status_section *result) |
31 |
|
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{ |
32 |
|
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int res=0; |
33 |
|
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int len=0; |
34 |
|
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psiconv_u32 temp; |
35 |
|
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int leng; |
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|
37 |
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psiconv_progress(lev+1,off,"Going to read the word status section"); |
38 |
frodo |
64 |
if (!(*result = malloc(sizeof(**result)))) |
39 |
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goto ERROR1; |
40 |
frodo |
2 |
|
41 |
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psiconv_progress(lev+2,off+len, |
42 |
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"Going to read the initial byte (%02x expected)",0x02); |
43 |
frodo |
64 |
temp = psiconv_read_u8(buf,lev+2,off+len,&res); |
44 |
|
|
if (res) |
45 |
|
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goto ERROR2; |
46 |
frodo |
2 |
if (temp != 0x02) { |
47 |
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psiconv_warn(lev+2,off+len, |
48 |
frodo |
64 |
"Word status section initial byte unknown value (ignored)"); |
49 |
frodo |
2 |
psiconv_debug(lev+2,off+len,"Initial byte: %02x",temp); |
50 |
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} |
51 |
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len ++; |
52 |
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|
53 |
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psiconv_progress(lev+2,off+len, |
54 |
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"Going to read the first byte of display flags"); |
55 |
frodo |
64 |
temp = psiconv_read_u8(buf,lev+2,off+len,&res); |
56 |
|
|
if (res) |
57 |
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|
goto ERROR2; |
58 |
frodo |
2 |
|
59 |
|
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(*result)->show_tabs = temp&0x01 ? psiconv_bool_true : psiconv_bool_false; |
60 |
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psiconv_debug(lev+2,off+len,"Show tabs: %02x",(*result)->show_tabs); |
61 |
|
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(*result)->show_spaces = temp&0x02 ? psiconv_bool_true : psiconv_bool_false; |
62 |
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psiconv_debug(lev+2,off+len,"Show spaces: %02x",(*result)->show_spaces); |
63 |
|
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(*result)->show_paragraph_ends = temp &0x04 ? psiconv_bool_true : |
64 |
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psiconv_bool_false; |
65 |
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psiconv_debug(lev+2,off+len,"Show paragraph ends: %02x", |
66 |
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(*result)->show_paragraph_ends); |
67 |
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(*result)->show_line_breaks = temp & 0x08 ? psiconv_bool_true : |
68 |
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psiconv_bool_false; |
69 |
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psiconv_debug(lev+2,off+len,"Show line breaks: %02x", |
70 |
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(*result)->show_line_breaks); |
71 |
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(*result)->show_hard_minus = temp & 0x20 ? psiconv_bool_true : |
72 |
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psiconv_bool_false; |
73 |
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psiconv_debug(lev+2,off+len,"Show hard minus: %02x", |
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(*result)->show_hard_minus); |
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(*result)->show_hard_space = temp & 0x40 ? psiconv_bool_true : |
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psiconv_bool_false; |
77 |
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psiconv_debug(lev+2,off+len,"Show hard space: %02x", |
78 |
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(*result)->show_hard_space); |
79 |
|
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if (temp & 0x90) { |
80 |
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psiconv_warn(lev+2,off+len,"Word status section first byte of display " |
81 |
frodo |
64 |
"flags contains unknown flags (ignored)"); |
82 |
frodo |
2 |
psiconv_debug(lev+2,off+len,"Unknown flags: %02x",temp & 0x90); |
83 |
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} |
84 |
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len ++; |
85 |
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|
86 |
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psiconv_progress(lev+2,off+len,"Going to read second byte of display flags"); |
87 |
frodo |
64 |
temp = psiconv_read_u8(buf,lev+2,off+len,&res); |
88 |
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|
if (res) |
89 |
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goto ERROR2; |
90 |
frodo |
2 |
|
91 |
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(*result)->show_full_pictures = temp & 0x01 ? psiconv_bool_true : |
92 |
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psiconv_bool_false; |
93 |
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psiconv_debug(lev+2,off+len,"Show full pictures: %02x", |
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(*result)->show_full_pictures); |
95 |
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(*result)->show_full_graphs = temp & 0x02 ? psiconv_bool_true : |
96 |
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psiconv_bool_false; |
97 |
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psiconv_debug(lev+2,off+len,"Show full graphs: %02x", |
98 |
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(*result)->show_full_graphs); |
99 |
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if (temp & 0xfc) { |
100 |
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psiconv_warn(lev+2,off+len,"Word status section second byte of display " |
101 |
frodo |
64 |
"flags contains unknown flags (ignored)"); |
102 |
frodo |
2 |
psiconv_debug(lev+2,off+len,"Unknown flags: %02x",temp & 0xfc); |
103 |
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} |
104 |
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len ++; |
105 |
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|
106 |
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psiconv_progress(lev+2,off+len,"Going to read top toolbar setting"); |
107 |
frodo |
64 |
if ((res = psiconv_parse_bool(buf,lev+2,off+len,&leng, |
108 |
|
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&(*result)->show_top_toolbar))) |
109 |
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goto ERROR2; |
110 |
frodo |
2 |
len += leng; |
111 |
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|
112 |
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psiconv_progress(lev+2,off+len,"Going to read side toolbar setting"); |
113 |
frodo |
64 |
if ((res = psiconv_parse_bool(buf,lev+2,off+len,&leng, |
114 |
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&(*result)->show_side_toolbar))) |
115 |
|
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goto ERROR2; |
116 |
frodo |
2 |
len += leng; |
117 |
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|
118 |
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psiconv_progress(lev+2,off+len,"Going to read operational flags"); |
119 |
frodo |
64 |
temp = psiconv_read_u8(buf,lev+2,off+len,&res); |
120 |
|
|
if (res) |
121 |
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goto ERROR2; |
122 |
frodo |
2 |
(*result)->fit_lines_to_screen = temp & 0x08 ? psiconv_bool_true : |
123 |
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psiconv_bool_false; |
124 |
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psiconv_debug(lev+2,off+len,"Fit lines to screen: %02x", |
125 |
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(*result)->fit_lines_to_screen); |
126 |
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if (temp & 0xf7) { |
127 |
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psiconv_warn(lev+2,off+len,"Word status section operational flags " |
128 |
frodo |
64 |
"contains unknown flags (ignored)"); |
129 |
frodo |
2 |
psiconv_debug(lev+2,off+len,"Unknown flags: %02x",temp & 0xfc); |
130 |
|
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} |
131 |
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len ++; |
132 |
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|
133 |
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psiconv_progress(lev+2,off+len,"Going to read cursor position"); |
134 |
frodo |
64 |
(*result)->cursor_position = psiconv_read_u32(buf,lev+2,off + len,&res); |
135 |
|
|
if (res) |
136 |
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|
goto ERROR2; |
137 |
frodo |
2 |
psiconv_debug(lev+2,off+len,"Cursor position: %08x", |
138 |
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(*result)->cursor_position); |
139 |
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len += 0x04; |
140 |
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|
141 |
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psiconv_progress(lev+2,off+len,"Going to read display size"); |
142 |
frodo |
82 |
(*result)->display_size = psiconv_read_u32(buf,lev+2,off + len,&res); |
143 |
frodo |
64 |
if (res) |
144 |
|
|
goto ERROR2; |
145 |
frodo |
2 |
psiconv_debug(lev+2,off+len,"Display size: %08x", |
146 |
frodo |
82 |
(*result)->display_size); |
147 |
frodo |
2 |
len += 0x04; |
148 |
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|
149 |
|
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if (length) |
150 |
|
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*length = len; |
151 |
|
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|
152 |
|
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psiconv_progress(lev,off+len-1, |
153 |
|
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"End of word status section (total length: %08x)", len); |
154 |
frodo |
64 |
return 0; |
155 |
frodo |
2 |
|
156 |
frodo |
64 |
ERROR2: |
157 |
|
|
free (*result); |
158 |
|
|
ERROR1: |
159 |
|
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psiconv_warn(lev+1,off,"Reading of Word Status Section failed"); |
160 |
|
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if (length) |
161 |
|
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*length = 0; |
162 |
|
|
if (!res) |
163 |
|
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return -PSICONV_E_NOMEM; |
164 |
|
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else |
165 |
|
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return res; |
166 |
frodo |
2 |
} |
167 |
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|
168 |
|
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int psiconv_parse_word_styles_section(const psiconv_buffer buf, int lev, |
169 |
|
|
psiconv_u32 off, int *length, |
170 |
|
|
psiconv_word_styles_section *result) |
171 |
|
|
{ |
172 |
|
|
int res=0; |
173 |
|
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int len=0; |
174 |
frodo |
64 |
int leng,i,nr,j; |
175 |
frodo |
2 |
psiconv_word_style style; |
176 |
|
|
psiconv_u32 temp; |
177 |
|
|
|
178 |
|
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psiconv_progress(lev+1,off,"Going to read the word styles section"); |
179 |
frodo |
64 |
if (!(*result = malloc(sizeof(**result)))) |
180 |
|
|
goto ERROR1; |
181 |
frodo |
2 |
|
182 |
|
|
psiconv_progress(lev+2,off+len,"Going to read style normal"); |
183 |
frodo |
64 |
if (!(style = malloc(sizeof(*style)))) |
184 |
|
|
goto ERROR2; |
185 |
frodo |
2 |
style->name = NULL; |
186 |
frodo |
64 |
if (!(style->paragraph = psiconv_basic_paragraph_layout())) |
187 |
|
|
goto ERROR2_1; |
188 |
frodo |
2 |
psiconv_progress(lev+3,off+len,"Going to read the paragraph codes"); |
189 |
frodo |
64 |
if ((res = psiconv_parse_paragraph_layout_list(buf,lev+3,off+len,&leng, |
190 |
|
|
style->paragraph))) |
191 |
|
|
goto ERROR2_2; |
192 |
frodo |
2 |
len += leng; |
193 |
|
|
psiconv_progress(lev+3,off+len,"Going to read the character codes"); |
194 |
frodo |
64 |
if (!(style->character = psiconv_basic_character_layout())) |
195 |
|
|
goto ERROR2_2; |
196 |
|
|
if ((res = psiconv_parse_character_layout_list(buf,lev+3,off+len,&leng, |
197 |
|
|
style->character))) |
198 |
|
|
goto ERROR2_3; |
199 |
frodo |
2 |
len += leng; |
200 |
|
|
psiconv_progress(lev+3,off+len,"Going to read the hotkey"); |
201 |
frodo |
64 |
temp = psiconv_read_u32(buf,lev+3,off+len,&res); |
202 |
|
|
if (res) |
203 |
|
|
goto ERROR2_3; |
204 |
frodo |
2 |
if (temp & 0xffffff00) { |
205 |
frodo |
64 |
psiconv_warn(lev+3,off+len, |
206 |
|
|
"Normal style hotkey has unknown value (ignored)"); |
207 |
frodo |
2 |
psiconv_debug(lev+3,off+len,"Hotkey value %08x",temp); |
208 |
|
|
temp = 0; |
209 |
|
|
} |
210 |
frodo |
64 |
style->hotkey = temp & 0x000000ff; |
211 |
frodo |
2 |
if ((style->hotkey >= 32) && (style->hotkey < 127)) |
212 |
|
|
psiconv_debug(lev+3,off+len,"Hotkey: %c",style->hotkey); |
213 |
|
|
else if (style->hotkey == 0x00) |
214 |
|
|
psiconv_debug(lev+3,off+len,"Hotkey: <none>"); |
215 |
|
|
else |
216 |
|
|
psiconv_debug(lev+3,off+len,"Hotkey: %02x",style->hotkey); |
217 |
|
|
(*result)->normal = style; |
218 |
|
|
len += 0x04; |
219 |
|
|
|
220 |
|
|
psiconv_progress(lev+2,off+len,"Going to read hotkeys list"); |
221 |
frodo |
64 |
if (!((*result)->styles = psiconv_list_new(sizeof(*style)))) |
222 |
|
|
goto ERROR3; |
223 |
|
|
if (!(style = malloc(sizeof(*style)))) { |
224 |
|
|
goto ERROR3_1; |
225 |
|
|
} |
226 |
|
|
|
227 |
frodo |
2 |
psiconv_progress(lev+3,off+len,"Going to read the number of entries"); |
228 |
frodo |
64 |
nr = psiconv_read_u8(buf,lev+3,off+len,&res); |
229 |
|
|
if (res) |
230 |
|
|
goto ERROR3_2; |
231 |
frodo |
2 |
len ++; |
232 |
|
|
psiconv_debug(lev+3,off+len,"Nummer of hotkeys: %02x",nr); |
233 |
|
|
for (i = 0; i < nr; i ++) { |
234 |
frodo |
64 |
temp = psiconv_read_u32(buf,lev+2,off+len,&res); |
235 |
|
|
if (res) |
236 |
|
|
goto ERROR3_2; |
237 |
frodo |
2 |
if (temp & 0xffffff00) { |
238 |
frodo |
64 |
psiconv_warn(lev+3,off+len,"Style hotkey has unknown value (ignored)"); |
239 |
frodo |
2 |
psiconv_debug(lev+3,off+len,"Hotkey %d value %08x",i,temp); |
240 |
|
|
temp = 0; |
241 |
|
|
} |
242 |
frodo |
64 |
style->hotkey = temp & 0x000000ff; |
243 |
frodo |
2 |
if ((style->hotkey >= 32) && (style->hotkey < 127)) |
244 |
|
|
psiconv_debug(lev+3,off+len,"Hotkey %d: %c",i,style->hotkey); |
245 |
|
|
else if (style->hotkey == 0x00) |
246 |
|
|
psiconv_debug(lev+3,off+len,"Hotkey %d: <none>",i); |
247 |
|
|
else |
248 |
|
|
psiconv_debug(lev+3,off+len,"Hotkey %d: %02x",i,style->hotkey); |
249 |
frodo |
64 |
if ((res = psiconv_list_add((*result)->styles,style))) |
250 |
|
|
goto ERROR3_2; |
251 |
frodo |
2 |
len += 0x04; |
252 |
|
|
} |
253 |
|
|
free(style); |
254 |
|
|
|
255 |
|
|
psiconv_progress(lev+2,off+len,"Going to read all other styles"); |
256 |
|
|
psiconv_progress(lev+2,off+len,"Going to read the number of styles"); |
257 |
frodo |
64 |
nr = psiconv_read_u8(buf,lev+3,off+len,&res); |
258 |
|
|
if (res) |
259 |
|
|
goto ERROR4; |
260 |
frodo |
2 |
if (nr != psiconv_list_length((*result)->styles)) { |
261 |
|
|
psiconv_warn(lev+3,off+len,"Number of styles and hotkeys do not match"); |
262 |
|
|
psiconv_debug(lev+3,off+len,"%d hotkeys, %d styles", |
263 |
|
|
psiconv_list_length((*result)->styles), nr); |
264 |
|
|
} |
265 |
|
|
len ++; |
266 |
|
|
|
267 |
|
|
for (i = 0; i < nr; i++) { |
268 |
|
|
psiconv_progress(lev+2,off+len,"Next style: %d",i); |
269 |
|
|
if (i >= psiconv_list_length((*result)->styles)) { |
270 |
frodo |
64 |
if (!(style = malloc(sizeof(*style)))) |
271 |
|
|
goto ERROR5; |
272 |
frodo |
2 |
style->hotkey = 0; |
273 |
frodo |
64 |
if (!(psiconv_list_add((*result)->styles,style))) { |
274 |
|
|
free(style); |
275 |
|
|
goto ERROR5; |
276 |
|
|
} |
277 |
frodo |
2 |
psiconv_debug(lev+3,off+len,"New entry added in list"); |
278 |
|
|
free(style); |
279 |
|
|
} |
280 |
frodo |
64 |
if (!(style = psiconv_list_get((*result)->styles,i))) |
281 |
|
|
goto ERROR5; |
282 |
frodo |
2 |
psiconv_progress(lev+3,off+len,"Going to read the style name"); |
283 |
frodo |
64 |
style->name = psiconv_read_string(buf,lev+3,off+len,&leng,&res); |
284 |
|
|
if (res) |
285 |
|
|
goto ERROR5; |
286 |
frodo |
2 |
len += leng; |
287 |
|
|
psiconv_progress(lev+3,off+len, |
288 |
|
|
"Going to read whether this style is built-in"); |
289 |
frodo |
64 |
temp = psiconv_read_u32(buf,lev+2,off+len,&res); |
290 |
|
|
if (res) |
291 |
|
|
goto ERROR6; |
292 |
|
|
|
293 |
frodo |
2 |
if (temp == PSICONV_ID_STYLE_BUILT_IN) { |
294 |
|
|
style->built_in = psiconv_bool_true; |
295 |
|
|
psiconv_debug(lev+3,off+len,"Built-in style"); |
296 |
|
|
} else if (temp == PSICONV_ID_STYLE_REMOVABLE) { |
297 |
|
|
style->built_in = psiconv_bool_false; |
298 |
|
|
psiconv_debug(lev+3,off+len,"Removable style"); |
299 |
|
|
} else { |
300 |
frodo |
64 |
psiconv_warn(lev+3,off+len, |
301 |
|
|
"Word styles section unknown style id (treated as built-in)"); |
302 |
frodo |
2 |
psiconv_debug(lev+3,off+len,"Unknown id: %08x",temp); |
303 |
|
|
style->built_in = psiconv_bool_false; |
304 |
|
|
} |
305 |
|
|
len += 4; |
306 |
frodo |
27 |
psiconv_progress(lev+3,off+len,"Going to read outline level"); |
307 |
frodo |
64 |
style->outline_level = psiconv_read_u32(buf,lev+3,off+len,&res); |
308 |
|
|
if (res) |
309 |
|
|
goto ERROR6; |
310 |
frodo |
27 |
psiconv_debug(lev+3,off+len,"Outline Level: %08x", style->outline_level); |
311 |
frodo |
2 |
len += 4; |
312 |
|
|
psiconv_progress(lev+3,off+len,"Going to read the character codes"); |
313 |
frodo |
70 |
if (!(style->character = psiconv_clone_character_layout((*result)->normal->character))) |
314 |
frodo |
64 |
goto ERROR6; |
315 |
|
|
if ((res = psiconv_parse_character_layout_list(buf,lev+3,off+len,&leng, |
316 |
|
|
style->character))) |
317 |
|
|
goto ERROR7; |
318 |
frodo |
2 |
len += leng; |
319 |
|
|
psiconv_progress(lev+3,off+len,"Going to read the paragraph codes"); |
320 |
frodo |
70 |
if (!(style->paragraph = psiconv_clone_paragraph_layout((*result)->normal->paragraph))) |
321 |
frodo |
64 |
goto ERROR7; |
322 |
|
|
if ((res = psiconv_parse_paragraph_layout_list(buf,lev+3,off+len,&leng, |
323 |
|
|
style->paragraph))) |
324 |
|
|
goto ERROR8; |
325 |
frodo |
2 |
len += leng; |
326 |
|
|
} |
327 |
|
|
|
328 |
frodo |
82 |
psiconv_progress(lev+2,off+len,"Reading trailing bytes"); |
329 |
frodo |
83 |
for (i = 0; i < psiconv_list_length((*result)->styles); i++) { |
330 |
frodo |
82 |
temp = psiconv_read_u8(buf,lev+3,off+len,&res); |
331 |
|
|
if (res) |
332 |
|
|
goto ERROR4; |
333 |
|
|
if (temp != 0xff) { |
334 |
|
|
psiconv_warn(lev+3,off+len,"Unknown trailing style byte"); |
335 |
|
|
psiconv_debug(lev+3,off+len,"Trailing byte: %02x expected, read %02x", |
336 |
|
|
0xff,temp); |
337 |
|
|
} else |
338 |
|
|
psiconv_debug(lev+3,off+len,"Read trailing byte 0xff"); |
339 |
|
|
len++; |
340 |
|
|
} |
341 |
|
|
|
342 |
frodo |
2 |
if (length) |
343 |
|
|
*length = len; |
344 |
|
|
|
345 |
|
|
psiconv_progress(lev,off+len-1, |
346 |
|
|
"End of word styles section (total length: %08x)", len); |
347 |
|
|
|
348 |
|
|
return res; |
349 |
frodo |
64 |
|
350 |
|
|
|
351 |
|
|
ERROR3_2: |
352 |
|
|
free(style); |
353 |
|
|
ERROR3_1: |
354 |
|
|
psiconv_list_free((*result)->styles); |
355 |
|
|
goto ERROR3; |
356 |
|
|
|
357 |
|
|
ERROR2_3: |
358 |
|
|
psiconv_free_character_layout(style->character); |
359 |
|
|
ERROR2_2: |
360 |
|
|
psiconv_free_paragraph_layout(style->paragraph); |
361 |
|
|
ERROR2_1: |
362 |
|
|
free (style); |
363 |
|
|
goto ERROR2; |
364 |
|
|
|
365 |
|
|
ERROR8: |
366 |
|
|
psiconv_free_paragraph_layout(style->paragraph); |
367 |
|
|
ERROR7: |
368 |
|
|
psiconv_free_character_layout(style->character); |
369 |
|
|
ERROR6: |
370 |
|
|
free(style->name); |
371 |
|
|
ERROR5: |
372 |
|
|
for (j = 0; j < i ;j++) { |
373 |
|
|
if (!(style = psiconv_list_get((*result)->styles,j))) { |
374 |
|
|
psiconv_warn(lev+1,off,"Massive memory corruption"); |
375 |
|
|
goto ERROR4; |
376 |
|
|
} |
377 |
|
|
psiconv_free_character_layout(style->character); |
378 |
|
|
psiconv_free_paragraph_layout(style->paragraph); |
379 |
|
|
free(style->name); |
380 |
|
|
} |
381 |
|
|
ERROR4: |
382 |
|
|
psiconv_list_free((*result)->styles); |
383 |
|
|
ERROR3: |
384 |
|
|
psiconv_free_word_style((*result)->normal); |
385 |
|
|
ERROR2: |
386 |
|
|
free (*result); |
387 |
|
|
ERROR1: |
388 |
|
|
psiconv_warn(lev+1,off,"Reading of Word Status Section failed"); |
389 |
|
|
if (length) |
390 |
|
|
*length = 0; |
391 |
|
|
if (!res) |
392 |
|
|
return -PSICONV_E_NOMEM; |
393 |
|
|
else |
394 |
|
|
return res; |
395 |
frodo |
2 |
} |
396 |
|
|
|
397 |
|
|
|
398 |
frodo |
64 |
|