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Diffstat (limited to 'trunk/src/utf8.c')
-rw-r--r-- | trunk/src/utf8.c | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/trunk/src/utf8.c b/trunk/src/utf8.c deleted file mode 100644 index 2061a78de..000000000 --- a/trunk/src/utf8.c +++ /dev/null @@ -1,148 +0,0 @@ -/* the Music Player Daemon (MPD) - * Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com) - * This project's homepage is: http://www.musicpd.org - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#include "utf8.h" -#include "utils.h" - -#include <stdio.h> -#include <string.h> -#include <stdlib.h> - -static char *latin1ToUtf8(char c) -{ - static unsigned char utf8[3]; - unsigned char uc = c; - - memset(utf8, 0, 3); - - if (uc < 128) - utf8[0] = uc; - else if (uc < 192) { - utf8[0] = 194; - utf8[1] = uc; - } else { - utf8[0] = 195; - utf8[1] = uc - 64; - } - - return (char *)utf8; -} - -char *latin1StrToUtf8Dup(char *latin1) -{ - /* utf8 should have at most two char's per latin1 char */ - int len = strlen(latin1) * 2 + 1; - char *ret = xmalloc(len); - char *cp = ret; - char *utf8; - - memset(ret, 0, len); - - len = 0; - - while (*latin1) { - utf8 = latin1ToUtf8(*latin1); - while (*utf8) { - *(cp++) = *(utf8++); - len++; - } - latin1++; - } - - return xrealloc(ret, len + 1); -} - -static char utf8ToLatin1(char *inUtf8) -{ - unsigned char c = 0; - unsigned char *utf8 = (unsigned char *)inUtf8; - - if (utf8[0] < 128) - return utf8[0]; - else if (utf8[0] == 195) - c += 64; - else if (utf8[0] != 194) - return '?'; - return (char)(c + utf8[1]); -} - -static int validateUtf8Char(char *inUtf8Char) -{ - unsigned char *utf8Char = (unsigned char *)inUtf8Char; - - if (utf8Char[0] < 0x80) - return 1; - - if (utf8Char[0] >= 0xC0 && utf8Char[0] <= 0xFD) { - int count = 1; - char t = 1 << 5; - int i; - while (count < 6 && (t & utf8Char[0])) { - t = (t >> 1); - count++; - } - if (count > 5) - return 0; - for (i = 1; i <= count; i++) { - if (utf8Char[i] < 0x80 || utf8Char[i] > 0xBF) - return 0; - } - return count + 1; - } else - return 0; -} - -int validUtf8String(char *string) -{ - int ret; - - while (*string) { - ret = validateUtf8Char(string); - if (0 == ret) - return 0; - string += ret; - } - - return 1; -} - -char *utf8StrToLatin1Dup(char *utf8) -{ - /* utf8 should have at most two char's per latin1 char */ - int len = strlen(utf8) + 1; - char *ret = xmalloc(len); - char *cp = ret; - int count; - - memset(ret, 0, len); - - len = 0; - - while (*utf8) { - count = validateUtf8Char(utf8); - if (!count) { - free(ret); - return NULL; - } - *(cp++) = utf8ToLatin1(utf8); - utf8 += count; - len++; - } - - return xrealloc(ret, len + 1); -} |