Mercurial > hg
view mcabber/src/utf8.c @ 111:d896962c16fa
[/trunk] Changeset 125 by mikael
* Fix a bad interaction (namespace issue), using static functions.
author | mikael |
---|---|
date | Sat, 23 Apr 2005 21:12:36 +0000 |
parents | 18a03a69f5e4 |
children | 1bc374915787 33b8e801ffa6 |
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#include <stdlib.h> #include <string.h> #include "utf8.h" /* Desc: convert UTF8 -> ASCII * * In : UTF8 string * Out : ASCII string * * Note: it is up to the caller to free the returned string */ char *utf8_decode(const char *src) { char *ret = calloc(1, strlen(src) + 1); unsigned char *aux = (unsigned char*)ret; while (*src) { unsigned char lead = *src++; if ((lead & 0xe0) == 0xc0) { unsigned char ch2 = *src++; *aux = ((lead & 0x1f) << 6) | (ch2 & 0x3f); } else { *aux = lead; } aux++; } return ret; } /* Desc: convert ASCII -> UTF8 * * In : ASCII string * Out : UTF8 string * * Note: it is up to the caller to free the returned string */ char *utf8_encode(const char *src) { char *ret = calloc(1, (strlen(src) * 2) + 1); unsigned char *aux = (unsigned char*)ret; while (*src) { unsigned char ch = *src++; if (ch < 0x80U) { *aux++ = ch; } else { /* if (ch < 0x800U) { */ *aux++ = 0xc0 | (ch >> 6); *aux++ = 0x80 | (ch & 0x3f); } } return ret; }