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/cvs/rxvt-unicode/src/encoding.C
Revision: 1.1
Committed: Mon Nov 24 17:28:08 2003 UTC (20 years, 6 months ago) by pcg
Content type: text/plain
Branch: MAIN
CVS Tags: rel-2_0, rel-1_9, rel-1-3, rel-1-2, before_astyle, after_astyle
Log Message:
*** empty log message ***

File Contents

# User Rev Content
1 pcg 1.1 #include "../config.h"
2    
3     #include "encoding.h"
4    
5     #include <cstdlib>
6     #include <cstring>
7    
8     const struct n2cs {
9     const char *name;
10     codeset cs;
11     } n2cs[] = {
12     /* first one found is the normalized one */
13     { "ISO88591", CS_ISO8859_1 },
14     { "ISO8859PRIMARY", CS_ISO8859_1 }, // some stupid fonts use this (hi tigert)
15     { "ISO88592", CS_ISO8859_2 },
16     { "ISO88593", CS_ISO8859_3 },
17     { "ISO88594", CS_ISO8859_4 },
18     { "ISO88595", CS_ISO8859_5 },
19     { "ISO88596", CS_ISO8859_6 },
20     { "ISO88597", CS_ISO8859_7 },
21     { "ISO88598", CS_ISO8859_8 },
22     { "ISO88599", CS_ISO8859_9 },
23     { "ISO885910", CS_ISO8859_10 },
24     { "ISO885911", CS_ISO8859_11 },
25     { "ISO885913", CS_ISO8859_13 },
26     { "ISO885914", CS_ISO8859_14 },
27     { "ISO885915", CS_ISO8859_15 },
28     { "FCD885915", CS_ISO8859_15 },
29     { "ISO885916", CS_ISO8859_16 },
30    
31     { "ISO106461", CS_UNICODE },
32     { "UNICODE", CS_UNICODE },
33     { "UTF8", CS_UNICODE },
34    
35     { "ASCII", CS_US_ASCII },
36     { "USASCII", CS_US_ASCII },
37     { "ANSIX341968", CS_US_ASCII },
38    
39     { "KOI8R", CS_KOI8_R },
40     { "GOST19768741", CS_KOI8_R },
41     { "KOI8U", CS_KOI8_U },
42    
43     { "KSC560119870", CS_KSC5601_1987_0 },
44     { "KSX100119970", CS_KSC5601_1987_0 },
45     { "KSX100119980", CS_KSC5601_1987_0 }, // adds johab
46    
47     { "GB231219800", CS_GB2312_1980_0 },
48    
49     { "VISCII", CS_VISCII },
50     { "VISCII111", CS_VISCII },
51     { "TIS62025291", CS_VISCII }, /* close enough */
52    
53     { "JISX020119760", CS_JIS0201_1976_0 },
54     { "JISX020819830", CS_JIS0208_1983_0 },
55     { "JISX020819900", CS_JIS0208_1983_0 }, /* ehrm. */
56     { "JISX021219900", CS_JIS0212_1990_0 },
57    
58     { 0, CS_UNKNOWN }
59     };
60    
61     static const char *
62     normalize_name (const char *name)
63     {
64     static char res[16];
65     char *r;
66    
67     for (r = res; *name && r < res + 15; name++)
68     if ((*name >= '0' && *name <= '9')
69     || (*name >= 'A' && *name <= 'Z'))
70     *r++ = *name;
71     else if (*name >= 'a' && *name <= 'z')
72     *r++ = *name - ('a' - 'A');
73    
74     *r = 0;
75    
76     return res;
77     }
78    
79     codeset
80     codeset_from_name (const char *name)
81     {
82     if (!name)
83     return CS_UNKNOWN;
84    
85     name = normalize_name (name);
86    
87     const struct n2cs *i = n2cs;
88    
89     do {
90     if (!strcmp (name, i->name))
91     return i->cs;
92     } while ((++i)->name);
93    
94     return CS_UNKNOWN;
95     }
96    
97     struct rxvt_codeset_conv_unknown : rxvt_codeset_conv {
98     uint32_t to_unicode (uint32_t enc) const { return NOCHAR; }
99     uint32_t from_unicode (uint32_t unicode) const { return NOCHAR; }
100     } rxvt_codeset_conv_unknown;
101    
102     struct rxvt_codeset_conv_us_ascii : rxvt_codeset_conv {
103     uint32_t from_unicode (uint32_t unicode) const { return unicode <= 127 ? unicode : NOCHAR; }
104     } rxvt_codeset_conv_us_ascii;
105    
106     struct rxvt_codeset_conv_unicode : rxvt_codeset_conv {
107     /* transparent */
108     } rxvt_codeset_conv_unicode;
109    
110     struct rxvt_codeset_conv_unicode_16 : rxvt_codeset_conv {
111     uint32_t to_unicode (uint32_t enc) const { return enc; }
112     uint32_t from_unicode (uint32_t unicode) const { return unicode <= 65535 ? unicode : NOCHAR; }
113     } rxvt_codeset_conv_unicode_16;
114    
115     /* block character set, must conform to the dec special pseudofont in defaultfont.C */
116     struct rxvt_codeset_conv_special : rxvt_codeset_conv {
117     uint32_t to_unicode (uint32_t enc) const {
118     return enc;
119     }
120    
121     uint32_t from_unicode (uint32_t unicode) const {
122     return unicode;
123     }
124     } rxvt_codeset_conv_special;
125    
126     #define ENCODING_DEFAULT
127    
128     #include "table/iso8859_1.h"
129     #include "table/iso8859_15.h"
130    
131     //#define ENCODING_EU
132    
133     #include "table/iso8859_2.h"
134     #include "table/iso8859_3.h"
135     #include "table/iso8859_4.h"
136     #include "table/iso8859_5.h"
137     #include "table/iso8859_6.h"
138     #include "table/iso8859_7.h"
139     #include "table/iso8859_8.h"
140     #include "table/iso8859_9.h"
141     #include "table/iso8859_10.h"
142     #include "table/iso8859_11.h"
143     #include "table/iso8859_13.h"
144     #include "table/iso8859_14.h"
145     #include "table/iso8859_16.h"
146    
147     #include "table/koi8_r.h"
148     #include "table/koi8_u.h"
149    
150     //#define ENCODING_KR
151    
152     #include "table/ksc5601_1987_0.h"
153    
154     //#define ENCODING_CN
155    
156     #include "table/gb2312_1980_0.h"
157    
158     //#define ENCODING_CN_EXT
159    
160     #include "table/cns11643_1992_1.h"
161     #include "table/cns11643_1992_2.h"
162     #include "table/cns11643_1992_3.h"
163     #include "table/cns11643_1992_4.h"
164     #include "table/cns11643_1992_5.h"
165     #include "table/cns11643_1992_6.h"
166     #include "table/cns11643_1992_7.h"
167     #include "table/cns11643_1992_f.h"
168     #include "table/big5_ext.h"
169     #include "table/big5_plus.h"
170    
171     //#define ENCODING_VN
172    
173     #include "table/viscii.h"
174    
175     //#define ENCODING_JP
176    
177     #include "table/jis0201_1976_0.h"
178     #include "table/jis0208_1983_0.h"
179     #include "table/jis0212_1990_0.h"
180    
181     //#define ENCODING_JP_EXT
182    
183     #include "table/jis0213_1.h"
184     #include "table/jis0213_2.h"
185    
186     const rxvt_codeset_conv *rxvt_codeset[NUM_CODESETS] = {
187     &rxvt_codeset_conv_unknown,
188     &rxvt_codeset_conv_special,
189    
190     &rxvt_codeset_conv_us_ascii,
191    
192     &rxvt_codeset_conv_iso8859_1,
193     &rxvt_codeset_conv_iso8859_2,
194     &rxvt_codeset_conv_iso8859_3,
195     &rxvt_codeset_conv_iso8859_4,
196     &rxvt_codeset_conv_iso8859_5,
197     &rxvt_codeset_conv_iso8859_6,
198     &rxvt_codeset_conv_iso8859_7,
199     &rxvt_codeset_conv_iso8859_8,
200     &rxvt_codeset_conv_iso8859_9,
201     &rxvt_codeset_conv_iso8859_10,
202     &rxvt_codeset_conv_iso8859_11,
203     &rxvt_codeset_conv_iso8859_13,
204     &rxvt_codeset_conv_iso8859_14,
205     &rxvt_codeset_conv_iso8859_15,
206     &rxvt_codeset_conv_iso8859_16,
207    
208     &rxvt_codeset_conv_koi8_r,
209     &rxvt_codeset_conv_koi8_u,
210    
211     &rxvt_codeset_conv_jis0201_1976_0,
212     &rxvt_codeset_conv_jis0208_1983_0,
213     &rxvt_codeset_conv_jis0212_1990_0,
214    
215     &rxvt_codeset_conv_jis0213_1,
216     &rxvt_codeset_conv_jis0213_2,
217    
218     &rxvt_codeset_conv_ksc5601_1987_0,
219    
220     &rxvt_codeset_conv_gb2312_1980_0,
221    
222     &rxvt_codeset_conv_cns11643_1992_1,
223     &rxvt_codeset_conv_cns11643_1992_2,
224     &rxvt_codeset_conv_cns11643_1992_3,
225     &rxvt_codeset_conv_cns11643_1992_4,
226     &rxvt_codeset_conv_cns11643_1992_5,
227     &rxvt_codeset_conv_cns11643_1992_6,
228     &rxvt_codeset_conv_cns11643_1992_7,
229     &rxvt_codeset_conv_cns11643_1992_f,
230     &rxvt_codeset_conv_big5_ext,
231     &rxvt_codeset_conv_big5_plus,
232    
233     &rxvt_codeset_conv_viscii,
234    
235     &rxvt_codeset_conv_unicode_16,
236     &rxvt_codeset_conv_unicode
237     };
238