1 | /* |
1 | /* |
2 | parse_image.c - Part of psiconv, a PSION 5 file formats converter |
2 | parse_image.c - Part of psiconv, a PSION 5 file formats converter |
3 | Copyright (c) 1999 Frodo Looijaard <frodol@dds.nl> |
3 | Copyright (c) 1999, 2000 Frodo Looijaard <frodol@dds.nl> |
4 | |
4 | |
5 | This program is free software; you can redistribute it and/or modify |
5 | This program is free software; you can redistribute it and/or modify |
6 | it under the terms of the GNU General Public License as published by |
6 | it under the terms of the GNU General Public License as published by |
7 | the Free Software Foundation; either version 2 of the License, or |
7 | the Free Software Foundation; either version 2 of the License, or |
8 | (at your option) any later version. |
8 | (at your option) any later version. |
… | |
… | |
16 | along with this program; if not, write to the Free Software |
16 | along with this program; if not, write to the Free Software |
17 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
17 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
18 | */ |
18 | */ |
19 | |
19 | |
20 | #include "config.h" |
20 | #include "config.h" |
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21 | #include "compat.h" |
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|
22 | |
21 | #include <stdlib.h> |
23 | #include <stdlib.h> |
22 | |
24 | |
23 | #include "data.h" |
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|
24 | #include "parse_routines.h" |
25 | #include "parse_routines.h" |
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|
26 | #include "error.h" |
25 | |
27 | |
|
|
28 | #ifdef DMALLOC |
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|
29 | #include <dmalloc.h> |
|
|
30 | #endif |
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|
31 | |
|
|
32 | |
26 | int psiconv_parse_jumptable_section(const psiconv_buffer buf,int lev, |
33 | int psiconv_parse_jumptable_section(const psiconv_config config, |
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|
34 | const psiconv_buffer buf,int lev, |
27 | psiconv_u32 off, int *length, |
35 | psiconv_u32 off, int *length, |
28 | psiconv_jumptable_section *result) |
36 | psiconv_jumptable_section *result) |
29 | { |
37 | { |
30 | int res = 0; |
38 | int res = 0; |
31 | int len = 0; |
39 | int len = 0; |
32 | psiconv_u32 listlen,temp; |
40 | psiconv_u32 listlen,temp; |
33 | int i; |
41 | int i; |
34 | |
42 | |
35 | psiconv_progress(lev+1,off+len,"Going to read the jumptable section"); |
43 | psiconv_progress(config,lev+1,off+len,"Going to read the jumptable section"); |
36 | (*result) = psiconv_list_new(sizeof(psiconv_u32)); |
44 | if (!((*result) = psiconv_list_new(sizeof(psiconv_u32)))) |
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|
45 | goto ERROR1; |
37 | |
46 | |
38 | psiconv_progress(lev+2,off+len,"Going to read the list length"); |
47 | psiconv_progress(config,lev+2,off+len,"Going to read the list length"); |
39 | listlen = psiconv_read_u32(buf,lev+2,off+len); |
48 | listlen = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
|
|
49 | if (res) |
|
|
50 | goto ERROR2; |
40 | psiconv_debug(lev+2,off+len,"List length: %08x",listlen); |
51 | psiconv_debug(config,lev+2,off+len,"List length: %08x",listlen); |
41 | len += 4; |
52 | len += 4; |
42 | |
53 | |
43 | psiconv_progress(lev+2,off+len,"Going to read the list"); |
54 | psiconv_progress(config,lev+2,off+len,"Going to read the list"); |
44 | for (i = 0; i < listlen; i++) { |
55 | for (i = 0; i < listlen; i++) { |
45 | temp = psiconv_read_u32(buf,lev+2,off+len); |
56 | temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
|
|
57 | if (res) |
|
|
58 | goto ERROR2; |
46 | psiconv_list_add(*result,&temp); |
59 | if ((res = psiconv_list_add(*result,&temp))) |
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|
60 | goto ERROR2; |
47 | psiconv_debug(lev+3,off+len,"Offset: %08x",temp); |
61 | psiconv_debug(config,lev+3,off+len,"Offset: %08x",temp); |
48 | len += 4; |
62 | len += 4; |
49 | } |
63 | } |
50 | |
64 | |
51 | if (length) |
65 | if (length) |
52 | *length = len; |
66 | *length = len; |
53 | |
67 | |
54 | psiconv_progress(lev+1,off+len-1,"End of jumptable section " |
68 | psiconv_progress(config,lev+1,off+len-1,"End of jumptable section " |
55 | "(total length: %08x)", len); |
69 | "(total length: %08x)", len); |
56 | |
70 | |
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|
71 | return 0; |
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72 | |
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73 | ERROR2: |
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74 | psiconv_list_free(*result); |
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75 | ERROR1: |
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76 | psiconv_warn(config,lev+1,off,"Reading of Jumptable Section failed"); |
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77 | if (length) |
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78 | *length = 0; |
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79 | if (!res) |
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80 | return -PSICONV_E_NOMEM; |
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81 | else |
57 | return res; |
82 | return res; |
58 | } |
83 | } |
59 | |
84 | |
60 | static int decode_byte(int lev, psiconv_u32 off, |
85 | static int decode_byte(const psiconv_config config, int lev, psiconv_u32 off, |
61 | psiconv_paint_data_section data, int *pixelnr, |
86 | psiconv_paint_data_section data, psiconv_u32 *pixelnr, |
62 | psiconv_u8 byte, int bits_per_pixel, int linelen, |
87 | psiconv_u8 byte, int bits_per_pixel, int linelen, |
63 | int *linepos,int picsize) |
88 | int *linepos,int picsize) |
64 | { |
89 | { |
65 | int mask = (bits_per_pixel << 1) -1; |
90 | int mask = (bits_per_pixel << 1) -1; |
66 | int i; |
91 | int i; |
67 | if (*linepos < (data->xsize + (8/bits_per_pixel) - 1) / (8/bits_per_pixel)) |
92 | if (*linepos < (data->xsize + (8/bits_per_pixel) - 1) / (8/bits_per_pixel)) |
68 | for (i = 0; i < 8/bits_per_pixel; i ++) { |
93 | for (i = 0; i < 8/bits_per_pixel; i ++) { |
69 | if ((i != 0) && ((*pixelnr % (data->xsize)) == 0)) { |
94 | if ((i != 0) && ((*pixelnr % (data->xsize)) == 0)) { |
70 | psiconv_debug(lev+1,off,"Skipping padding: %02x",byte); |
95 | psiconv_debug(config,lev+1,off,"Skipping padding: %02x",byte); |
71 | i = 8; |
96 | i = 8; |
72 | } else if (*pixelnr >= picsize) { |
97 | } else if (*pixelnr >= picsize) { |
73 | psiconv_warn(lev+1,off,"Corrupted picture data!"); |
98 | psiconv_warn(config,lev+1,off,"Corrupted picture data!"); |
74 | psiconv_debug(lev+1,off,"Trying to write a pixel too far"); |
99 | psiconv_debug(config,lev+1,off,"Trying to write a pixel too far"); |
75 | return -1; |
100 | return -1; |
76 | } else { |
101 | } else { |
77 | data->red[*pixelnr] = data->green[*pixelnr] = data->blue[*pixelnr] = |
102 | data->red[*pixelnr] = data->green[*pixelnr] = data->blue[*pixelnr] = |
78 | ((float) (byte & mask)) / ((1 << bits_per_pixel) -1); |
103 | ((float) (byte & mask)) / ((1 << bits_per_pixel) -1); |
79 | psiconv_debug(lev+1,off,"Pixel %04x: (%04x,%04x) value %02x, color %f", |
104 | psiconv_debug(config,lev+1,off,"Pixel %04x: (%04x,%04x) value %02x, color %f", |
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105 | *pixelnr,*pixelnr % data->xsize, |
80 | *pixelnr,*pixelnr % data->xsize,*pixelnr / data->xsize, byte&mask, data->red[*pixelnr]); |
106 | *pixelnr / data->xsize, byte&mask, data->red[*pixelnr]); |
81 | byte = byte >> bits_per_pixel; |
107 | byte = byte >> bits_per_pixel; |
82 | (*pixelnr) ++; |
108 | (*pixelnr) ++; |
83 | } |
109 | } |
84 | } |
110 | } |
85 | else |
111 | else |
86 | psiconv_debug(lev+1,off,"Skipping padding byte"); |
112 | psiconv_debug(config,lev+1,off,"Skipping padding byte"); |
87 | (*linepos) ++; |
113 | (*linepos) ++; |
88 | if (*linepos == linelen) |
114 | if (*linepos == linelen) |
89 | *linepos = 0; |
115 | *linepos = 0; |
90 | return 0; |
116 | return 0; |
91 | } |
117 | } |
92 | |
118 | |
93 | |
119 | |
94 | int psiconv_parse_paint_data_section(const psiconv_buffer buf,int lev, |
120 | int psiconv_parse_paint_data_section(const psiconv_config config, |
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121 | const psiconv_buffer buf,int lev, |
95 | psiconv_u32 off, int *length, |
122 | psiconv_u32 off, int *length,int isclipart, |
96 | psiconv_paint_data_section *result) |
123 | psiconv_paint_data_section *result) |
97 | { |
124 | { |
98 | int res = 0; |
125 | int res = 0; |
99 | int len = 0; |
126 | int len = 0; |
100 | int read_err = 0; |
|
|
101 | psiconv_u32 size,offset,picsize,temp,datasize,pixelnr,datanr,linelen; |
127 | psiconv_u32 size,offset,picsize,temp,datasize,pixelnr,datanr,linelen; |
102 | psiconv_u8 marker; |
128 | psiconv_u8 marker; |
103 | int i,leng; |
129 | int i,leng; |
104 | psiconv_u32 bits_per_pixel,compression; |
130 | psiconv_u32 bits_per_pixel,compression; |
105 | int linepos = 0; |
131 | int linepos = 0; |
106 | |
132 | |
107 | psiconv_progress(lev+1,off,"Going to read a paint data section"); |
133 | psiconv_progress(config,lev+1,off,"Going to read a paint data section"); |
108 | (*result) = malloc(sizeof(**result)); |
134 | if (!((*result) = malloc(sizeof(**result)))) |
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|
135 | goto ERROR1; |
109 | |
136 | |
110 | psiconv_progress(lev+2,off+len,"Going to read section size"); |
137 | psiconv_progress(config,lev+2,off+len,"Going to read section size"); |
111 | size = psiconv_read_u32(buf,lev+2,off+len); |
138 | size = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
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139 | if (res) |
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140 | goto ERROR2; |
112 | psiconv_debug(lev+2,off+len,"Section size: %08x",size); |
141 | psiconv_debug(config,lev+2,off+len,"Section size: %08x",size); |
113 | len += 4; |
142 | len += 4; |
114 | |
143 | |
115 | psiconv_progress(lev+2,off+len,"Going to read pixel data offset"); |
144 | psiconv_progress(config,lev+2,off+len,"Going to read pixel data offset"); |
116 | offset = psiconv_read_u32(buf,lev+2,off+len); |
145 | offset = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
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|
146 | if (res) |
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147 | goto ERROR2; |
117 | if (offset != 0x28) { |
148 | if (offset != 0x28) { |
118 | psiconv_warn(lev+2,off+len, |
149 | psiconv_warn(config,lev+2,off+len, |
119 | "Paint data section data offset has unexpected value"); |
150 | "Paint data section data offset has unexpected value"); |
120 | psiconv_debug(lev+2,off+len, |
151 | psiconv_debug(config,lev+2,off+len, |
121 | "Data offset: read %08x, expected %08x",offset,0x28); |
152 | "Data offset: read %08x, expected %08x",offset,0x28); |
122 | res = -1; |
153 | res = -1; |
123 | } |
154 | } |
124 | len += 4; |
155 | len += 4; |
125 | |
156 | |
126 | psiconv_progress(lev+2,off+len,"Going to read picture X size"); |
157 | psiconv_progress(config,lev+2,off+len,"Going to read picture X size"); |
127 | (*result)->xsize = psiconv_read_u32(buf,lev+2,off+len); |
158 | (*result)->xsize = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
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159 | if (res) |
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160 | goto ERROR2; |
128 | psiconv_debug(lev+2,off+len,"Picture X size: %08x:",(*result)->xsize); |
161 | psiconv_debug(config,lev+2,off+len,"Picture X size: %08x:",(*result)->xsize); |
129 | len += 4; |
162 | len += 4; |
130 | |
163 | |
131 | psiconv_progress(lev+2,off+len,"Going to read picture Y size"); |
164 | psiconv_progress(config,lev+2,off+len,"Going to read picture Y size"); |
132 | (*result)->ysize = psiconv_read_u32(buf,lev+2,off+len); |
165 | (*result)->ysize = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
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166 | if (res) |
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167 | goto ERROR2; |
133 | psiconv_debug(lev+2,off+len,"Picture Y size: %08x:",(*result)->ysize); |
168 | psiconv_debug(config,lev+2,off+len,"Picture Y size: %08x:",(*result)->ysize); |
134 | len += 4; |
169 | len += 4; |
135 | |
170 | |
136 | picsize = (*result)->ysize * (*result)->xsize; |
171 | picsize = (*result)->ysize * (*result)->xsize; |
137 | |
172 | |
138 | psiconv_progress(lev+2,off+len,"Going to read the real picture x size"); |
173 | psiconv_progress(config,lev+2,off+len,"Going to read the real picture x size"); |
139 | (*result)->pic_xsize = psiconv_read_length(buf,lev+2,off+len,&leng); |
174 | (*result)->pic_xsize = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res); |
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175 | if (res) |
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176 | goto ERROR2; |
140 | psiconv_debug(lev+2,off+len,"Picture x size: %f",(*result)->pic_xsize); |
177 | psiconv_debug(config,lev+2,off+len,"Picture x size: %f",(*result)->pic_xsize); |
141 | len += leng; |
178 | len += leng; |
142 | |
179 | |
143 | psiconv_progress(lev+2,off+len,"Going to read the real picture y size"); |
180 | psiconv_progress(config,lev+2,off+len,"Going to read the real picture y size"); |
144 | (*result)->pic_ysize = psiconv_read_length(buf,lev+2,off+len,&leng); |
181 | (*result)->pic_ysize = psiconv_read_length(config,buf,lev+2,off+len,&leng,&res); |
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182 | if (res) |
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183 | goto ERROR2; |
145 | psiconv_debug(lev+2,off+len,"Picture y size: %f",(*result)->pic_ysize); |
184 | psiconv_debug(config,lev+2,off+len,"Picture y size: %f",(*result)->pic_ysize); |
146 | len += leng; |
185 | len += leng; |
147 | |
186 | |
148 | psiconv_progress(lev+2,off+len,"Going to read the number of bits per pixel"); |
187 | psiconv_progress(config,lev+2,off+len,"Going to read the number of bits per pixel"); |
149 | bits_per_pixel=psiconv_read_u32(buf,lev+2,off+len); |
188 | bits_per_pixel=psiconv_read_u32(config,buf,lev+2,off+len,&res); |
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189 | if (res) |
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190 | goto ERROR2; |
150 | if (bits_per_pixel > 8) { |
191 | if (bits_per_pixel > 8) { |
151 | psiconv_warn(lev+2,off+len,"Picture has too many colors"); |
192 | psiconv_warn(config,lev+2,off+len,"Picture has too many colors"); |
152 | psiconv_debug(lev+2,off+len,"Read %d colorbits",bits_per_pixel); |
193 | psiconv_debug(config,lev+2,off+len,"Read %d colorbits",bits_per_pixel); |
153 | res = -1; |
194 | res = -PSICONV_E_PARSE; |
154 | bits_per_pixel = 2; |
195 | goto ERROR2; |
155 | } |
196 | } |
156 | psiconv_debug(lev+2,off+len,"Bits per pixel: %d",bits_per_pixel); |
197 | psiconv_debug(config,lev+2,off+len,"Bits per pixel: %d",bits_per_pixel); |
157 | len += 4; |
198 | len += 4; |
158 | |
199 | |
159 | for (i = 0 ; i < 2; i++) { |
200 | for (i = 0 ; i < 2; i++) { |
160 | temp = psiconv_read_u32(buf,lev+2,off+len); |
201 | temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
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202 | if (res) |
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203 | goto ERROR2; |
161 | if (temp != 00) { |
204 | if (temp != 00) { |
162 | psiconv_warn(lev+2,off+len, |
205 | psiconv_warn(config,lev+2,off+len, |
163 | "Paint data section prologue has unknown values"); |
206 | "Paint data section prologue has unknown values (ignored)"); |
164 | psiconv_debug(lev+2,off+len, |
207 | psiconv_debug(config,lev+2,off+len, |
165 | "offset %02x: read %08x, expected %08x",i,temp, 0x00); |
208 | "offset %02x: read %08x, expected %08x",i,temp, 0x00); |
166 | res = -1; |
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167 | } |
209 | } |
168 | len += 4; |
210 | len += 4; |
169 | } |
211 | } |
170 | |
212 | |
171 | psiconv_progress(lev+2,off+len, |
213 | psiconv_progress(config,lev+2,off+len, |
172 | "Going to read whether RLE compression is used"); |
214 | "Going to read whether RLE compression is used"); |
173 | compression=psiconv_read_u32(buf,lev+2,off+len); |
215 | compression=psiconv_read_u32(config,buf,lev+2,off+len,&res); |
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216 | if (res) |
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217 | goto ERROR2; |
174 | if (compression > 1) { |
218 | if (compression > 1) { |
175 | psiconv_warn(lev+2,off+len,"Paint data section has unknown " |
219 | psiconv_warn(config,lev+2,off+len,"Paint data section has unknown " |
176 | "compression type, assuming RLE"); |
220 | "compression type, assuming RLE"); |
177 | psiconv_debug(lev+2,off+len,"Read compression type %d",compression); |
221 | psiconv_debug(config,lev+2,off+len,"Read compression type %d",compression); |
178 | compression = 1; |
222 | compression = 1; |
179 | } |
223 | } |
180 | psiconv_debug(lev+2,off+len,"Compression: %s",compression?"RLE":"none"); |
224 | psiconv_debug(config,lev+2,off+len,"Compression: %s",compression?"RLE":"none"); |
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225 | len += 4; |
181 | |
226 | |
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227 | if (isclipart) { |
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228 | psiconv_progress(config,lev+2,off+len,"Going to read an unknown long"); |
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229 | temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
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230 | if (res) |
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231 | goto ERROR2; |
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232 | if (temp != 0xffffffff) { |
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233 | psiconv_warn(config,lev+2,off+len, |
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234 | "Paint data section prologue has unknown values (ignoring)"); |
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235 | psiconv_debug(config,lev+2,off+len, |
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236 | "offset %02x: read %08x, expected %08x",i,temp, 0xffffffff); |
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237 | } |
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238 | len += 4; |
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239 | psiconv_progress(config,lev+2,off+len,"Going to read a second unknown long"); |
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240 | temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
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241 | if (res) |
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242 | goto ERROR2; |
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243 | if (temp != 0x44) { |
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244 | psiconv_warn(config,lev+2,off+len, |
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245 | "Paint data section prologue has unknown values (ignoring)"); |
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246 | psiconv_debug(config,lev+2,off+len, |
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247 | "offset %02x: read %08x, expected %08x",i,temp, 0x44); |
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248 | } |
|
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249 | len += 4; |
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250 | } |
|
|
251 | |
182 | (*result)->red = malloc(sizeof(float) * picsize); |
252 | if (!((*result)->red = malloc(sizeof(float) * picsize))) |
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253 | goto ERROR2; |
183 | (*result)->green = malloc(sizeof(float) * picsize); |
254 | if (!((*result)->green = malloc(sizeof(float) * picsize))) |
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255 | goto ERROR3; |
184 | (*result)->blue = malloc(sizeof(float) * picsize); |
256 | if (!((*result)->blue = malloc(sizeof(float) * picsize))) |
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257 | goto ERROR4; |
185 | len = offset; |
258 | len = offset; |
186 | datasize = size - len; |
259 | datasize = size - len; |
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260 | if (isclipart) |
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261 | len += 8; |
187 | |
262 | |
188 | psiconv_progress(lev+2,off+len,"Going to read the pixel data"); |
263 | psiconv_progress(config,lev+2,off+len,"Going to read the pixel data"); |
189 | pixelnr = 0; |
264 | pixelnr = 0; |
190 | datanr = 0; |
265 | datanr = 0; |
191 | if (!compression) { |
266 | if (!compression) { |
192 | linelen = datasize / (*result)->ysize; |
267 | linelen = datasize / (*result)->ysize; |
193 | psiconv_debug(lev+3,off+len,"Line length: %04x bytes",linelen); |
268 | psiconv_debug(config,lev+3,off+len,"Line length: %04x bytes",linelen); |
194 | while((datanr < datasize)) { |
269 | while((datanr < datasize)) { |
195 | temp = psiconv_read_u8(buf,lev+2,off+len+datanr); |
270 | temp = psiconv_read_u8(config,buf,lev+2,off+len+datanr,&res); |
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271 | if (res) |
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272 | goto ERROR5; |
196 | if (decode_byte(lev+3,off+len+datanr,*result,&pixelnr,temp,bits_per_pixel, |
273 | if (decode_byte(config,lev+3,off+len+datanr,*result,&pixelnr,temp,bits_per_pixel, |
197 | linelen,&linepos,picsize)) { |
274 | linelen,&linepos,picsize)) { |
198 | read_err = 1; |
275 | res = -PSICONV_E_PARSE; |
199 | res = -1; |
|
|
200 | break; |
276 | break; |
201 | } |
277 | } |
202 | datanr++; |
278 | datanr++; |
203 | } |
279 | } |
204 | } else { |
280 | } else { |
205 | psiconv_progress(lev+2,off+len,"First pass: determining line length"); |
281 | psiconv_progress(config,lev+2,off+len,"First pass: determining line length"); |
206 | datanr = 0; |
282 | datanr = 0; |
207 | i = 0; |
283 | i = 0; |
208 | while (datanr < datasize) { |
284 | while (datanr < datasize) { |
209 | marker = psiconv_read_u8(buf,lev+3,off+len+datanr); |
285 | marker = psiconv_read_u8(config,buf,lev+3,off+len+datanr,&res); |
|
|
286 | if (res) |
|
|
287 | goto ERROR5; |
210 | if (marker >= 0x80) { |
288 | if (marker >= 0x80) { |
211 | datanr += 0x100 - marker + 1; |
289 | datanr += 0x100 - marker + 1; |
212 | i += 0x100 - marker; |
290 | i += 0x100 - marker; |
213 | } else { |
291 | } else { |
214 | datanr += 2; |
292 | datanr += 2; |
215 | i += marker + 1; |
293 | i += marker + 1; |
216 | } |
294 | } |
217 | } |
295 | } |
218 | linelen = i / (*result)->ysize; |
296 | linelen = i / (*result)->ysize; |
219 | datanr=0; |
297 | datanr=0; |
220 | psiconv_debug(lev+2,off+len,"Linelen: %04x bytes",linelen); |
298 | psiconv_debug(config,lev+2,off+len,"Linelen: %04x bytes",linelen); |
221 | while((datanr < datasize)) { |
299 | while((datanr < datasize)) { |
222 | marker = psiconv_read_u8(buf,lev+3,off+len+datanr); |
300 | marker = psiconv_read_u8(config,buf,lev+3,off+len+datanr,&res); |
|
|
301 | if (res) |
|
|
302 | goto ERROR5; |
223 | psiconv_debug(lev+3,off+len+datanr, |
303 | psiconv_debug(config,lev+3,off+len+datanr, |
224 | "Pixelnr %08x, Datanr %08x: Read marker %02x", |
304 | "Pixelnr %08x, Datanr %08x: Read marker %02x", |
225 | pixelnr,datanr,marker); |
305 | pixelnr,datanr,marker); |
226 | datanr ++; |
306 | datanr ++; |
227 | if (marker >= 0x80) { |
307 | if (marker >= 0x80) { |
228 | /* 0x100 - marker bytes of data follow */ |
308 | /* 0x100 - marker bytes of data follow */ |
229 | for (i = 0; i < 0x100-marker; i++,datanr++) { |
309 | for (i = 0; i < 0x100-marker; i++,datanr++) { |
230 | if (datanr >= datasize) { |
310 | if (datanr >= datasize) { |
231 | psiconv_warn(lev+3,off+len+datanr,"Corrupted picture data"); |
311 | psiconv_warn(config,lev+3,off+len+datanr,"Corrupted picture data"); |
232 | psiconv_debug(lev+3,off+len+datanr, |
312 | psiconv_debug(config,lev+3,off+len+datanr, |
233 | "Picsize: %08x, Datasize: %08x, Pixelnr: %08x," |
313 | "Picsize: %08x, Datasize: %08x, Pixelnr: %08x," |
234 | "Datanr: %08x, marker: %02x",picsize,datasize,pixelnr, |
314 | "Datanr: %08x, marker: %02x",picsize,datasize,pixelnr, |
235 | datanr,marker); |
315 | datanr,marker); |
236 | read_err = 1; |
316 | res = -PSICONV_E_PARSE; |
237 | res = -1; |
|
|
238 | break; |
317 | break; |
239 | } |
318 | } |
240 | temp = psiconv_read_u8(buf,lev+2,off+len+datanr); |
319 | temp = psiconv_read_u8(config,buf,lev+2,off+len+datanr,&res); |
|
|
320 | if (res) |
|
|
321 | goto ERROR5; |
241 | if (decode_byte(lev+2,off+len+datanr,*result,&pixelnr,temp, |
322 | if (decode_byte(config,lev+2,off+len+datanr,*result,&pixelnr,temp, |
242 | bits_per_pixel,linelen,&linepos,picsize)) { |
323 | bits_per_pixel,linelen,&linepos,picsize)) { |
243 | res = -1; |
324 | res = -PSICONV_E_PARSE; |
244 | read_err = 1; |
|
|
245 | break; |
325 | break; |
246 | } |
326 | } |
247 | } |
327 | } |
248 | } else { |
328 | } else { |
249 | if (datanr >= datasize) { |
329 | if (datanr >= datasize) { |
250 | psiconv_warn(lev+3,off+len+datanr,"Corrupted picture data"); |
330 | psiconv_warn(config,lev+3,off+len+datanr,"Corrupted picture data"); |
251 | psiconv_debug(lev+3,off+len+datanr, |
331 | psiconv_debug(config,lev+3,off+len+datanr, |
252 | "Picsize: %08x, Datasize: %08x, Pixelnr: %08x," |
332 | "Picsize: %08x, Datasize: %08x, Pixelnr: %08x," |
253 | "Datanr: %08x, marker: %02x",picsize,datasize,pixelnr, |
333 | "Datanr: %08x, marker: %02x",picsize,datasize,pixelnr, |
254 | datanr,marker); |
334 | datanr,marker); |
255 | read_err = 1; |
335 | res = -PSICONV_E_PARSE; |
256 | res = -1; |
|
|
257 | } else { |
336 | } else { |
258 | temp = psiconv_read_u8(buf,lev+3,off+len+datanr); |
337 | temp = psiconv_read_u8(config,buf,lev+3,off+len+datanr,&res); |
|
|
338 | if (res) |
|
|
339 | goto ERROR5; |
259 | for (i = 0; i <= marker; i++) { |
340 | for (i = 0; i <= marker; i++) { |
260 | if (decode_byte(lev+2,off+len+datanr,*result,&pixelnr,temp, |
341 | if (decode_byte(config,lev+2,off+len+datanr,*result,&pixelnr,temp, |
261 | bits_per_pixel,linelen,&linepos,picsize)) { |
342 | bits_per_pixel,linelen,&linepos,picsize)) { |
262 | read_err = 1; |
343 | res = -PSICONV_E_PARSE; |
263 | res = -1; |
|
|
264 | break; |
344 | break; |
265 | } |
345 | } |
266 | } |
346 | } |
267 | datanr ++; |
347 | datanr ++; |
268 | } |
348 | } |
… | |
… | |
272 | |
352 | |
273 | if (linepos >= ((*result)->xsize + (8/bits_per_pixel) - 1) / |
353 | if (linepos >= ((*result)->xsize + (8/bits_per_pixel) - 1) / |
274 | (8/bits_per_pixel)) |
354 | (8/bits_per_pixel)) |
275 | datanr += (linelen - linepos); |
355 | datanr += (linelen - linepos); |
276 | |
356 | |
277 | if (!read_err && ((datanr != datasize) || (pixelnr != picsize))) { |
357 | if (res || (datanr != datasize) || (pixelnr != picsize)) { |
278 | psiconv_warn(lev+2,off+len,"Corrupted picture data!"); |
358 | psiconv_warn(config,lev+2,off+len,"Corrupted picture data!"); |
279 | psiconv_debug(lev+3,off+len+datanr, |
359 | psiconv_debug(config,lev+3,off+len+datanr, |
280 | "Picsize: %08x, Datasize: %08x, Pixelnr: %08x," |
360 | "Picsize: %08x, Datasize: %08x, Pixelnr: %08x," |
281 | "Datanr: %08x",picsize,datasize,pixelnr,datanr); |
361 | "Datanr: %08x",picsize,datasize,pixelnr,datanr); |
282 | res = -1; |
362 | goto ERROR5; |
283 | } |
363 | } |
284 | |
364 | |
285 | len += datanr; |
365 | len += datanr; |
286 | |
366 | |
287 | if (length) |
367 | if (length) |
288 | *length = len; |
368 | *length = len; |
289 | |
369 | |
290 | psiconv_progress(lev+1,off+len-1,"End of paint data section " |
370 | psiconv_progress(config,lev+1,off+len-1,"End of paint data section " |
291 | "(total length: %08x)", len); |
371 | "(total length: %08x)", len); |
292 | |
372 | |
293 | return res; |
373 | return res; |
|
|
374 | |
|
|
375 | ERROR5: |
|
|
376 | free((*result)->blue); |
|
|
377 | ERROR4: |
|
|
378 | free((*result)->green); |
|
|
379 | ERROR3: |
|
|
380 | free((*result)->red); |
|
|
381 | ERROR2: |
|
|
382 | free (*result); |
|
|
383 | ERROR1: |
|
|
384 | psiconv_warn(config,lev+1,off,"Reading of Paint Data Section failed"); |
|
|
385 | if (length) |
|
|
386 | *length = 0; |
|
|
387 | if (!res) |
|
|
388 | return -PSICONV_E_NOMEM; |
|
|
389 | else |
|
|
390 | return res; |
294 | } |
391 | } |
295 | |
392 | |
296 | int psiconv_parse_sketch_section(const psiconv_buffer buf, int lev, |
393 | int psiconv_parse_sketch_section(const psiconv_config config, |
|
|
394 | const psiconv_buffer buf, int lev, |
297 | psiconv_u32 off, int *length, int is_object, |
395 | psiconv_u32 off, int *length, |
298 | psiconv_sketch_section *result) |
396 | psiconv_sketch_section *result) |
299 | { |
397 | { |
300 | int res=0; |
398 | int res=0; |
301 | int len=0; |
399 | int len=0; |
302 | psiconv_u32 temp; |
400 | psiconv_u32 temp; |
303 | int leng; |
401 | int leng; |
304 | int i; |
|
|
305 | |
402 | |
306 | psiconv_progress(lev+1,off,"Going to read the sketch section"); |
403 | psiconv_progress(config,lev+1,off,"Going to read the sketch section"); |
307 | *result = malloc(sizeof(**result)); |
404 | if (!(*result = malloc(sizeof(**result)))) |
|
|
405 | goto ERROR1; |
308 | |
406 | |
309 | if (!is_object) { |
407 | psiconv_progress(config,lev+2,off+len,"Going to read the displayed hor. size"); |
|
|
408 | (*result)->displayed_xsize = psiconv_read_u16(config,buf,lev+2,off + len,&res); |
|
|
409 | if (res) |
|
|
410 | goto ERROR2; |
|
|
411 | psiconv_debug(config,lev+2,off+len,"Displayed hor. size: %04x", |
|
|
412 | (*result)->displayed_xsize); |
|
|
413 | len += 0x02; |
|
|
414 | psiconv_progress(config,lev+2,off+len,"Going to read displayed ver. size"); |
|
|
415 | (*result)->displayed_ysize = psiconv_read_u16(config,buf,lev+2,off + len,&res); |
|
|
416 | if (res) |
|
|
417 | goto ERROR2; |
|
|
418 | psiconv_debug(config,lev+2,off+len,"Displayed ver. size: %04x", |
|
|
419 | (*result)->displayed_ysize); |
|
|
420 | len += 0x02; |
|
|
421 | |
|
|
422 | psiconv_progress(config,lev+2,off+len,"Going to read the data hor. offset"); |
|
|
423 | (*result)->picture_data_x_offset = psiconv_read_u16(config,buf,lev+2,off + len, |
|
|
424 | &res); |
|
|
425 | if (res) |
|
|
426 | goto ERROR2; |
|
|
427 | psiconv_debug(config,lev+2,off+len,"Data hor. offset: %04x", |
|
|
428 | (*result)->picture_data_x_offset); |
|
|
429 | len += 0x02; |
|
|
430 | psiconv_progress(config,lev+2,off+len,"Going to read the data ver. offset"); |
|
|
431 | (*result)->picture_data_y_offset = psiconv_read_u16(config,buf,lev+2,off + len, |
|
|
432 | &res); |
|
|
433 | if (res) |
|
|
434 | goto ERROR2; |
|
|
435 | psiconv_debug(config,lev+2,off+len,"Data ver. offset: %04x", |
|
|
436 | (*result)->picture_data_y_offset); |
|
|
437 | len += 0x02; |
|
|
438 | |
|
|
439 | psiconv_progress(config,lev+2,off+len,"Going to read the displayed hor. offset"); |
|
|
440 | (*result)->displayed_size_x_offset = psiconv_read_u16(config,buf,lev+2,off + len, |
|
|
441 | &res); |
|
|
442 | if (res) |
|
|
443 | goto ERROR2; |
|
|
444 | psiconv_debug(config,lev+2,off+len,"Displayed hor. offset: %04x", |
|
|
445 | (*result)->displayed_size_x_offset); |
|
|
446 | len += 0x02; |
|
|
447 | psiconv_progress(config,lev+2,off+len,"Going to read the displayed ver. offset"); |
|
|
448 | (*result)->displayed_size_y_offset = psiconv_read_u16(config,buf,lev+2,off + len, |
|
|
449 | &res); |
|
|
450 | if (res) |
|
|
451 | goto ERROR2; |
|
|
452 | psiconv_debug(config,lev+2,off+len,"Displayed ver. offset: %04x", |
|
|
453 | (*result)->displayed_size_y_offset); |
|
|
454 | len += 0x02; |
|
|
455 | |
310 | psiconv_progress(lev+2,off+len,"Going to read the form hor. size"); |
456 | psiconv_progress(config,lev+2,off+len,"Going to read the form hor. size"); |
311 | (*result)->form_xsize = psiconv_read_u16(buf,lev+2,off + len); |
457 | (*result)->form_xsize = psiconv_read_u16(config,buf,lev+2,off + len,&res); |
|
|
458 | if (res) |
|
|
459 | goto ERROR2; |
312 | psiconv_debug(lev+2,off+len,"Form hor. size: %04x", |
460 | psiconv_debug(config,lev+2,off+len,"Form hor. size: %04x", |
313 | (*result)->form_xsize); |
461 | (*result)->form_xsize); |
314 | len += 0x02; |
462 | len += 0x02; |
315 | psiconv_progress(lev+2,off+len,"Going to read the form ver. size"); |
463 | psiconv_progress(config,lev+2,off+len,"Going to read form ver. size"); |
316 | (*result)->form_ysize = psiconv_read_u16(buf,lev+2,off + len); |
464 | (*result)->form_ysize = psiconv_read_u16(config,buf,lev+2,off + len,&res); |
|
|
465 | if (res) |
|
|
466 | goto ERROR2; |
317 | psiconv_debug(lev+2,off+len,"Form ver. size: %04x", |
467 | psiconv_debug(config,lev+2,off+len,"Form ver. size: %04x", |
318 | (*result)->form_ysize); |
468 | (*result)->form_ysize); |
319 | len += 0x02; |
469 | len += 0x02; |
320 | psiconv_progress(lev+2,off+len,"Going to read the picture hor. offset"); |
470 | |
321 | (*result)->picture_x_offset = psiconv_read_u16(buf,lev+2,off + len); |
|
|
322 | psiconv_debug(lev+2,off+len,"Picture hor. offset: %04x", |
|
|
323 | (*result)->picture_x_offset); |
|
|
324 | len += 0x02; |
|
|
325 | psiconv_progress(lev+2,off+len,"Going to read the picture ver. offset"); |
|
|
326 | (*result)->picture_y_offset = psiconv_read_u16(buf,lev+2,off + len); |
|
|
327 | psiconv_debug(lev+2,off+len,"Picture ver. offset: %04x", |
|
|
328 | (*result)->picture_y_offset); |
|
|
329 | len += 0x02; |
|
|
330 | psiconv_progress(lev+2,off+len,"Going to skip 5 words of zeros"); |
471 | psiconv_progress(config,lev+2,off+len,"Going to skip 1 word of zeros"); |
331 | for (i = 0; i < 5; i++) { |
|
|
332 | temp = psiconv_read_u16(buf,lev+2,off+len); |
|
|
333 | if (temp != 0) { |
|
|
334 | psiconv_warn(lev+2,off+len, |
|
|
335 | "Unexpected value in sketch section preamble"); |
|
|
336 | psiconv_debug(lev+2,off+len,"Word %d: Read %04x, expected %04x",i, |
|
|
337 | temp,0); |
|
|
338 | res = -1; |
|
|
339 | } |
|
|
340 | off += 0x02; |
|
|
341 | } |
|
|
342 | } else { |
|
|
343 | psiconv_progress(lev+2,off+len,"Going to read the displayed hor. size"); |
|
|
344 | (*result)->picture_xsize = psiconv_read_u16(buf,lev+2,off + len); |
|
|
345 | psiconv_debug(lev+2,off+len,"Displayed hor. size: %04x", |
|
|
346 | (*result)->picture_xsize); |
|
|
347 | len += 0x02; |
|
|
348 | psiconv_progress(lev+2,off+len,"Going to read the displayed ver. size"); |
|
|
349 | (*result)->picture_ysize = psiconv_read_u16(buf,lev+2,off + len); |
|
|
350 | psiconv_debug(lev+2,off+len,"Displayed ver. size: %04x", |
|
|
351 | (*result)->picture_ysize); |
|
|
352 | len += 0x02; |
|
|
353 | |
|
|
354 | psiconv_progress(lev+2,off+len,"Going to skip 2 words of zeros"); |
|
|
355 | for (i = 0; i < 2; i++) { |
|
|
356 | temp = psiconv_read_u16(buf,lev+2,off+len); |
|
|
357 | if (temp != 0) { |
|
|
358 | psiconv_warn(lev+2,off+len, |
|
|
359 | "Unexpected value in sketch section preamble"); |
|
|
360 | psiconv_debug(lev+2,off+len,"Word %d: Read %04x, expected %04x",i, |
|
|
361 | temp,0); |
|
|
362 | res = -1; |
|
|
363 | } |
|
|
364 | off += 0x02; |
|
|
365 | } |
|
|
366 | psiconv_progress(lev+2,off+len,"Going to read the picture hor. offset"); |
|
|
367 | (*result)->picture_x_offset = psiconv_read_u16(buf,lev+2,off + len); |
|
|
368 | psiconv_debug(lev+2,off+len,"Picture hor. offset: %04x", |
|
|
369 | (*result)->picture_x_offset); |
|
|
370 | len += 0x02; |
|
|
371 | psiconv_progress(lev+2,off+len,"Going to read the picture ver. offset"); |
|
|
372 | (*result)->picture_y_offset = psiconv_read_u16(buf,lev+2,off + len); |
|
|
373 | psiconv_debug(lev+2,off+len,"Picture ver. offset: %04x", |
|
|
374 | (*result)->picture_y_offset); |
|
|
375 | len += 0x02; |
|
|
376 | psiconv_progress(lev+2,off+len,"Going to read the form hor. size"); |
|
|
377 | (*result)->form_xsize = psiconv_read_u16(buf,lev+2,off + len); |
|
|
378 | psiconv_debug(lev+2,off+len,"Form hor. size: %04x", |
|
|
379 | (*result)->form_xsize); |
|
|
380 | len += 0x02; |
|
|
381 | psiconv_progress(lev+2,off+len,"Going to read the form ver. size"); |
|
|
382 | (*result)->form_ysize = psiconv_read_u16(buf,lev+2,off + len); |
|
|
383 | psiconv_debug(lev+2,off+len,"Form ver. size: %04x", |
|
|
384 | (*result)->form_ysize); |
|
|
385 | len += 0x02; |
|
|
386 | psiconv_progress(lev+2,off+len,"Going to skip 1 zero word"); |
|
|
387 | temp = psiconv_read_u16(buf,lev+2,off+len); |
472 | temp = psiconv_read_u16(config,buf,lev+2,off+len,&res); |
|
|
473 | if (res) |
|
|
474 | goto ERROR2; |
388 | if (temp != 0) { |
475 | if (temp != 0) { |
389 | psiconv_warn(lev+2,off+len, |
476 | psiconv_warn(config,lev+2,off+len, |
390 | "Unexpected value in sketch section preamble"); |
477 | "Unexpected value in sketch section preamble (ignored)"); |
391 | psiconv_debug(lev+2,off+len,"Read %04x, expected %04x",i, temp,0); |
478 | psiconv_debug(config,lev+2,off+len,"Read %04x, expected %04x", |
392 | res = -1; |
479 | temp,0); |
393 | } |
480 | } |
394 | off += 0x02; |
481 | off += 0x02; |
395 | } |
|
|
396 | |
482 | |
397 | psiconv_progress(lev+2,off+len,"Going to read the picture data"); |
483 | psiconv_progress(config,lev+2,off+len,"Going to read the picture data"); |
398 | res |= psiconv_parse_paint_data_section(buf,lev+2,off+len,&leng, |
484 | if ((res = psiconv_parse_paint_data_section(config,buf,lev+2,off+len,&leng,0, |
399 | &((*result)->picture)); |
485 | &((*result)->picture)))) |
|
|
486 | goto ERROR2; |
400 | off += leng; |
487 | off += leng; |
401 | if (!is_object) { |
|
|
402 | (*result)->picture_xsize = (*result)->picture->xsize; |
|
|
403 | (*result)->picture_ysize = (*result)->picture->ysize; |
|
|
404 | } |
|
|
405 | |
488 | |
406 | psiconv_progress(lev+2,off+len,"Going to read the hor. magnification"); |
489 | psiconv_progress(config,lev+2,off+len,"Going to read the hor. magnification"); |
407 | (*result)->magnification_x = psiconv_read_u16(buf,lev+2,off + len) / 1000.0; |
490 | (*result)->magnification_x = psiconv_read_u16(config,buf,lev+2,off+len,&res)/1000.0; |
|
|
491 | if (res) |
|
|
492 | goto ERROR3; |
408 | psiconv_debug(lev+2,off+len,"Form hor. magnification: %f", |
493 | psiconv_debug(config,lev+2,off+len,"Form hor. magnification: %f", |
409 | (*result)->magnification_x); |
494 | (*result)->magnification_x); |
410 | len += 0x02; |
495 | len += 0x02; |
411 | psiconv_progress(lev+2,off+len,"Going to read the ver. magnification"); |
496 | psiconv_progress(config,lev+2,off+len,"Going to read the ver. magnification"); |
412 | (*result)->magnification_y = psiconv_read_u16(buf,lev+2,off + len) / 1000.0; |
497 | (*result)->magnification_y = psiconv_read_u16(config,buf,lev+2,off+len,&res)/1000.0; |
|
|
498 | if (res) |
|
|
499 | goto ERROR3; |
413 | psiconv_debug(lev+2,off+len,"Form ver. magnification: %f", |
500 | psiconv_debug(config,lev+2,off+len,"Form ver. magnification: %f", |
414 | (*result)->magnification_y); |
501 | (*result)->magnification_y); |
415 | len += 0x02; |
502 | len += 0x02; |
416 | |
503 | |
417 | psiconv_progress(lev+2,off+len,"Going to read the left cut"); |
504 | psiconv_progress(config,lev+2,off+len,"Going to read the left cut"); |
418 | temp = psiconv_read_u32(buf,lev+2,off + len); |
505 | temp = psiconv_read_u32(config,buf,lev+2,off + len,&res); |
|
|
506 | if (res) |
|
|
507 | goto ERROR3; |
419 | (*result)->cut_left = (temp * 6.0) / (*result)->picture_xsize; |
508 | (*result)->cut_left = (temp * 6.0) / (*result)->displayed_xsize; |
420 | psiconv_debug(lev+2,off+len,"Left cut: raw %08x, real: %f", |
509 | psiconv_debug(config,lev+2,off+len,"Left cut: raw %08x, real: %f", |
421 | temp,(*result)->cut_left); |
510 | temp,(*result)->cut_left); |
422 | len += 0x04; |
511 | len += 0x04; |
423 | psiconv_progress(lev+2,off+len,"Going to read the right cut"); |
512 | psiconv_progress(config,lev+2,off+len,"Going to read the right cut"); |
424 | temp = psiconv_read_u32(buf,lev+2,off + len); |
513 | temp = psiconv_read_u32(config,buf,lev+2,off + len,&res); |
|
|
514 | if (res) |
|
|
515 | goto ERROR3; |
425 | (*result)->cut_right = (temp * 6.0) / (*result)->picture_xsize; |
516 | (*result)->cut_right = (temp * 6.0) / (*result)->displayed_xsize; |
426 | psiconv_debug(lev+2,off+len,"Right cut: raw %08x, real: %f", |
517 | psiconv_debug(config,lev+2,off+len,"Right cut: raw %08x, real: %f", |
427 | temp,(*result)->cut_right); |
518 | temp,(*result)->cut_right); |
428 | len += 0x04; |
519 | len += 0x04; |
429 | psiconv_progress(lev+2,off+len,"Going to read the top cut"); |
520 | psiconv_progress(config,lev+2,off+len,"Going to read the top cut"); |
430 | temp = psiconv_read_u32(buf,lev+2,off + len); |
521 | temp = psiconv_read_u32(config,buf,lev+2,off + len,&res); |
|
|
522 | if (res) |
|
|
523 | goto ERROR3; |
431 | (*result)->cut_top = (temp * 6.0) / (*result)->picture_ysize; |
524 | (*result)->cut_top = (temp * 6.0) / (*result)->displayed_ysize; |
432 | psiconv_debug(lev+2,off+len,"Top cut: raw %08x, real: %f", |
525 | psiconv_debug(config,lev+2,off+len,"Top cut: raw %08x, real: %f", |
433 | temp,(*result)->cut_top); |
526 | temp,(*result)->cut_top); |
434 | len += 0x04; |
527 | len += 0x04; |
435 | psiconv_progress(lev+2,off+len,"Going to read the bottom cut"); |
528 | psiconv_progress(config,lev+2,off+len,"Going to read the bottom cut"); |
436 | temp = psiconv_read_u32(buf,lev+2,off + len); |
529 | temp = psiconv_read_u32(config,buf,lev+2,off + len,&res); |
|
|
530 | if (res) |
|
|
531 | goto ERROR3; |
437 | (*result)->cut_bottom = (temp * 6.0) / (*result)->picture_ysize; |
532 | (*result)->cut_bottom = (temp * 6.0) / (*result)->displayed_ysize; |
438 | psiconv_debug(lev+2,off+len,"Bottom cut: raw %08x, real: %f", |
533 | psiconv_debug(config,lev+2,off+len,"Bottom cut: raw %08x, real: %f", |
439 | temp,(*result)->cut_bottom); |
534 | temp,(*result)->cut_bottom); |
440 | len += 0x04; |
535 | len += 0x04; |
441 | |
536 | |
442 | if (length) |
537 | if (length) |
443 | *length = len; |
538 | *length = len; |
444 | |
539 | |
445 | psiconv_progress(lev,off+len-1, |
540 | psiconv_progress(config,lev,off+len-1, |
446 | "End of sketch section (total length: %08x)", len); |
541 | "End of sketch section (total length: %08x)", len); |
447 | |
542 | |
448 | return res; |
543 | return res; |
|
|
544 | ERROR3: |
|
|
545 | psiconv_free_paint_data_section((*result)->picture); |
|
|
546 | ERROR2: |
|
|
547 | free (*result); |
|
|
548 | ERROR1: |
|
|
549 | psiconv_warn(config,lev+1,off,"Reading of Sketch Section failed"); |
|
|
550 | if (length) |
|
|
551 | *length = 0; |
|
|
552 | if (!res) |
|
|
553 | return -PSICONV_E_NOMEM; |
|
|
554 | else |
|
|
555 | return res; |
449 | } |
556 | } |
450 | |
557 | |
|
|
558 | |
|
|
559 | int psiconv_parse_clipart_section(const psiconv_config config, |
|
|
560 | const psiconv_buffer buf,int lev, |
|
|
561 | psiconv_u32 off, int *length, |
|
|
562 | psiconv_clipart_section *result) |
|
|
563 | { |
|
|
564 | int res=0; |
|
|
565 | int len=0; |
|
|
566 | int leng; |
|
|
567 | psiconv_u32 temp; |
|
|
568 | |
|
|
569 | psiconv_progress(config,lev+1,off+len,"Going to read the clipart section"); |
|
|
570 | if (!(*result = malloc(sizeof(**result)))) |
|
|
571 | goto ERROR1; |
|
|
572 | |
|
|
573 | psiconv_progress(config,lev+2,off+len,"Going to read the section ID"); |
|
|
574 | temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
|
|
575 | if (res) |
|
|
576 | goto ERROR2; |
|
|
577 | if (temp != PSICONV_ID_CLIPART_ITEM) { |
|
|
578 | psiconv_warn(config,lev+2,off+len, |
|
|
579 | "Unexpected value in clipart section preamble (ignored)"); |
|
|
580 | psiconv_debug(config,lev+2,off+len,"Read %08x, expected %08x",temp, |
|
|
581 | PSICONV_ID_CLIPART_ITEM); |
|
|
582 | } else |
|
|
583 | psiconv_debug(config,lev+2,off+len,"Clipart ID: %08x", temp); |
|
|
584 | off += 4; |
|
|
585 | |
|
|
586 | psiconv_progress(config,lev+2,off+len,"Going to read an unknown long"); |
|
|
587 | temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
|
|
588 | if (res) |
|
|
589 | goto ERROR2; |
|
|
590 | if (temp != 0x02) { |
|
|
591 | psiconv_warn(config,lev+2,off+len, |
|
|
592 | "Unexpected value in clipart section preamble (ignored)"); |
|
|
593 | psiconv_debug(config,lev+2,off+len,"Read %08x, expected %08x",temp, |
|
|
594 | 0x02); |
|
|
595 | } else |
|
|
596 | psiconv_debug(config,lev+2,off+len,"First unknown long: %08x", temp); |
|
|
597 | off += 4; |
|
|
598 | |
|
|
599 | psiconv_progress(config,lev+2,off+len,"Going to read a second unknown long"); |
|
|
600 | temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
|
|
601 | if (res) |
|
|
602 | goto ERROR2; |
|
|
603 | if (temp != 0) { |
|
|
604 | psiconv_warn(config,lev+2,off+len, |
|
|
605 | "Unexpected value in clipart section preamble (ignored)"); |
|
|
606 | psiconv_debug(config,lev+2,off+len,"Read %08x, expected %08x",temp, 0); |
|
|
607 | } else |
|
|
608 | psiconv_debug(config,lev+2,off+len,"Second unknown long: %08x", temp); |
|
|
609 | off += 4; |
|
|
610 | |
|
|
611 | psiconv_progress(config,lev+2,off+len,"Going to read a third unknown long"); |
|
|
612 | temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
|
|
613 | if (res) |
|
|
614 | goto ERROR2; |
|
|
615 | if (temp != 0) { |
|
|
616 | psiconv_warn(config,lev+2,off+len, |
|
|
617 | "Unexpected value in clipart section preamble (ignored)"); |
|
|
618 | psiconv_debug(config,lev+2,off+len,"Read %08x, expected %08x",temp, 0); |
|
|
619 | } else |
|
|
620 | psiconv_debug(config,lev+2,off+len,"Third unknown long: %08x", temp); |
|
|
621 | off += 4; |
|
|
622 | |
|
|
623 | psiconv_progress(config,lev+2,off+len,"Going to read a fourth unknown long"); |
|
|
624 | temp = psiconv_read_u32(config,buf,lev+2,off+len,&res); |
|
|
625 | if (res) |
|
|
626 | goto ERROR2; |
|
|
627 | if ((temp != 0x0c) && (temp != 0x08)) { |
|
|
628 | psiconv_warn(config,lev+2,off+len, |
|
|
629 | "Unexpected value in clipart section preamble (ignored)"); |
|
|
630 | psiconv_debug(config,lev+2,off+len,"Read %08x, expected %08x or %08x",temp, |
|
|
631 | 0x0c, 0x08); |
|
|
632 | } else |
|
|
633 | psiconv_debug(config,lev+2,off+len,"Fourth unknown long: %08x", temp); |
|
|
634 | off += 4; |
|
|
635 | |
|
|
636 | psiconv_progress(config,lev+2,off+len,"Going to read the Paint Data Section"); |
|
|
637 | if ((res = psiconv_parse_paint_data_section(config,buf,lev+2,off+len,&leng,1, |
|
|
638 | &((*result)->picture)))) |
|
|
639 | goto ERROR2; |
|
|
640 | len += leng; |
|
|
641 | |
|
|
642 | if (length) |
|
|
643 | *length = len; |
|
|
644 | |
|
|
645 | psiconv_progress(config,lev,off+len-1, |
|
|
646 | "End of clipart section (total length: %08x)", len); |
|
|
647 | return 0; |
|
|
648 | |
|
|
649 | ERROR2: |
|
|
650 | free (*result); |
|
|
651 | ERROR1: |
|
|
652 | psiconv_warn(config,lev+1,off,"Reading of Font failed"); |
|
|
653 | if (length) |
|
|
654 | *length = 0; |
|
|
655 | if (!res) |
|
|
656 | return -PSICONV_E_NOMEM; |
|
|
657 | else |
|
|
658 | return res; |
|
|
659 | } |