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/*
* xenc.c - translate our internal character set codes to and from
* X11 character encoding names.
*
*/
#include <ctype.h>
#include "charset.h"
#include "internal.h"
static const struct {
const char *name;
int charset;
} xencs[] = {
/*
* Officially registered encoding names. This list is derived
* from the font encodings section of
*
* http://ftp.x.org/pub/DOCS/registry
*
* Where multiple encoding names map to the same encoding id
* (such as iso8859-15 and fcd8859-15), the first is considered
* canonical and will be returned when translating the id to a
* string.
*/
{ "iso8859-1", CS_ISO8859_1 },
{ "iso8859-2", CS_ISO8859_2 },
{ "iso8859-3", CS_ISO8859_3 },
{ "iso8859-4", CS_ISO8859_4 },
{ "iso8859-5", CS_ISO8859_5 },
{ "iso8859-6", CS_ISO8859_6 },
{ "iso8859-7", CS_ISO8859_7 },
{ "iso8859-8", CS_ISO8859_8 },
{ "iso8859-9", CS_ISO8859_9 },
{ "iso8859-10", CS_ISO8859_10 },
{ "iso8859-13", CS_ISO8859_13 },
{ "iso8859-14", CS_ISO8859_14 },
{ "iso8859-15", CS_ISO8859_15 },
{ "fcd8859-15", CS_ISO8859_15 },
{ "hp-roman8", CS_HP_ROMAN8 },
{ "koi8-r", CS_KOI8_R },
/*
* Unofficial encoding names found in the wild.
*/
{ "iso8859-16", CS_ISO8859_16 },
{ "koi8-u", CS_KOI8_U },
{ "ibm-cp437", CS_CP437 },
{ "ibm-cp850", CS_CP850 },
{ "ibm-cp852", CS_CP852 },
{ "ibm-cp866", CS_CP866 },
{ "microsoft-cp1250", CS_CP1250 },
{ "microsoft-cp1251", CS_CP1251 },
{ "microsoft-cp1252", CS_CP1252 },
{ "microsoft-cp1253", CS_CP1253 },
{ "microsoft-cp1254", CS_CP1254 },
{ "microsoft-cp1255", CS_CP1255 },
{ "microsoft-cp1256", CS_CP1256 },
{ "microsoft-cp1257", CS_CP1257 },
{ "microsoft-cp1258", CS_CP1258 },
{ "mac-roman", CS_MAC_ROMAN },
{ "viscii1.1-1", CS_VISCII },
{ "viscii1-1", CS_VISCII },
};
const char *charset_to_xenc(int charset)
{
int i;
for (i = 0; i < (int)lenof(xencs); i++)
if (charset == xencs[i].charset)
return xencs[i].name;
return NULL; /* not found */
}
int charset_from_xenc(const char *name)
{
int i;
for (i = 0; i < (int)lenof(xencs); i++) {
const char *p, *q;
p = name;
q = xencs[i].name;
while (*p || *q) {
if (tolower((unsigned char)*p) != tolower((unsigned char)*q))
break;
p++; q++;
}
if (!*p && !*q)
return xencs[i].charset;
}
return CS_NONE; /* not found */
}
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