/[public]/psiconv/trunk/lib/psiconv/generate_driver.c
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Contents of /psiconv/trunk/lib/psiconv/generate_driver.c

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Revision 79 - (show annotations)
Mon Dec 25 22:25:33 2000 UTC (18 years, 11 months ago) by frodo
File MIME type: text/plain
File size: 5139 byte(s)
(Frodo) Added a complete buffer abstraction

1 /*
2 generate_driver.c - Part of psiconv, a PSION 5 file formats converter
3 Copyright (c) 2000 Frodo Looijaard <frodol@dds.nl>
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18 */
19
20 #include "config.h"
21 #include "compat.h"
22
23 #include <stdlib.h>
24
25 #include "error.h"
26 #include "generate_routines.h"
27
28
29 int psiconv_write(psiconv_buffer *buf,const psiconv_file value)
30 {
31 int res;
32
33 if (!value) {
34 psiconv_warn(0,0,"Can't parse to an empty buffer!");
35 return -PSICONV_E_OTHER;
36 }
37 if (!(*buf = psiconv_buffer_new(0)))
38 return -PSICONV_E_NOMEM;
39
40 #if 0
41 if (value->type == psiconv_word_file) {
42 if ((res =psiconv_write_word_file(*buf,(psiconv_word_f) (value->file))))
43 goto ERROR;
44 } else
45 #endif
46 if (value->type == psiconv_texted_file) {
47 if ((res =psiconv_write_texted_file(*buf,
48 (psiconv_texted_f) (value->file))))
49 goto ERROR;
50 #if 0
51 } else if (value->type == psiconv_sketch_file) {
52 if ((res =psiconv_write_texted_file(*buf,
53 (psiconv_sketch_f) (value->file))))
54 goto ERROR;
55 } else if (value->type == psiconv_mbm_file) {
56 if ((res =psiconv_write_texted_file(*buf,
57 (psiconv_mbm_f) (value->file))))
58 goto ERROR;
59 } else if (value->type == psiconv_clipart_file) {
60 if ((res =psiconv_write_texted_file(*buf,
61 (psiconv_clipart_f) (value->file))))
62 goto ERROR;
63 #endif
64 } else {
65 psiconv_warn(0,0,"Unknown or unsupported file type");
66 res = -PSICONV_E_GENERATE;
67 goto ERROR;
68 }
69 return -PSICONV_E_OK;
70
71 ERROR:
72 psiconv_buffer_free(*buf);
73 return res;
74 }
75
76 int psiconv_write_texted_file(psiconv_buffer buf,psiconv_texted_f value)
77 {
78 psiconv_character_layout base_char;
79 psiconv_paragraph_layout base_para;
80 int res;
81 psiconv_buffer extra_buf;
82 psiconv_section_table_section section_table;
83 psiconv_section_table_entry entry;
84
85 if (!value) {
86 psiconv_warn(0,0,"Null TextEd file");
87 return -PSICONV_E_GENERATE;
88 }
89
90 if (!(section_table = psiconv_list_new(sizeof(*entry)))) {
91 res = -PSICONV_E_NOMEM;
92 goto ERROR1;
93 }
94
95 if (!(entry = malloc(sizeof(*entry)))) {
96 res = -PSICONV_E_NOMEM;
97 goto ERROR2;
98 }
99
100 /* Base offset is 0x18: 0x10 header section plus the section table offset */
101 if (!(extra_buf = psiconv_buffer_new(0x14))) {
102 res = -PSICONV_E_NOMEM;
103 goto ERROR3;
104 }
105
106 if (!(base_char = psiconv_basic_character_layout())) {
107 res = -PSICONV_E_NOMEM;
108 goto ERROR4;
109 }
110 if (!(base_para = psiconv_basic_paragraph_layout())) {
111 res = -PSICONV_E_NOMEM;
112 goto ERROR5;
113 }
114
115 if ((res = psiconv_write_header_section(buf,PSICONV_ID_PSION5,
116 PSICONV_ID_DATA_FILE,
117 PSICONV_ID_TEXTED)))
118 goto ERROR6;
119
120
121 entry->id = PSICONV_ID_APPL_ID_SECTION;
122 entry->offset = psiconv_buffer_length(extra_buf) +
123 psiconv_buffer_base_offset(extra_buf);
124 if ((res = psiconv_list_add(section_table,entry)))
125 goto ERROR6;
126 if ((res=psiconv_write_application_id_section(extra_buf,
127 PSICONV_ID_TEXTED,"TextEd.app")))
128 goto ERROR6;
129
130 entry->id = PSICONV_ID_PAGE_LAYOUT_SECTION;
131 entry->offset = psiconv_buffer_length(extra_buf) +
132 psiconv_buffer_base_offset(extra_buf);
133 if ((res = psiconv_list_add(section_table,entry)))
134 goto ERROR6;
135 if ((res = psiconv_write_page_layout_section(extra_buf,value->page_sec)))
136 goto ERROR6;
137
138 entry->id = PSICONV_ID_TEXTED;
139 entry->offset = psiconv_buffer_length(extra_buf) +
140 psiconv_buffer_base_offset(extra_buf);
141 if ((res = psiconv_list_add(section_table,entry)))
142 goto ERROR6;
143 if ((res = psiconv_write_texted_section(extra_buf,value->texted_sec,
144 base_char,base_para)))
145 goto ERROR6;
146
147 if ((res = psiconv_write_u32(buf,psiconv_buffer_length(extra_buf) +
148 psiconv_buffer_base_offset(extra_buf))))
149 goto ERROR6;
150
151 if ((res = psiconv_buffer_concat(buf,extra_buf)))
152 goto ERROR6;
153
154 res = psiconv_write_section_table_section(buf,section_table);
155
156 ERROR6:
157 psiconv_free_paragraph_layout(base_para);
158 ERROR5:
159 psiconv_free_character_layout(base_char);
160 ERROR4:
161 psiconv_buffer_free(extra_buf);
162 ERROR3:
163 free(entry);
164 ERROR2:
165 psiconv_list_free(section_table);
166 ERROR1:
167 return res;
168 }

frodo@frodo.looijaard.name
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