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authorWarren Dukes <warren.dukes@gmail.com>2004-02-23 23:41:20 +0000
committerWarren Dukes <warren.dukes@gmail.com>2004-02-23 23:41:20 +0000
commitd35747a40c7dea12de95f78a4f283a45ef687597 (patch)
tree3a85f138e68c7ef3e5a9ece863ed7266ad1cd7ce /src/charConv.c
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import from SF CVS
git-svn-id: https://svn.musicpd.org/mpd/trunk@1 09075e82-0dd4-0310-85a5-a0d7c8717e4f
Diffstat (limited to '')
-rw-r--r--src/charConv.c99
1 files changed, 99 insertions, 0 deletions
diff --git a/src/charConv.c b/src/charConv.c
new file mode 100644
index 000000000..636a1e066
--- /dev/null
+++ b/src/charConv.c
@@ -0,0 +1,99 @@
+/* the Music Player Daemon (MPD)
+ * (c)2003-2004 by Warren Dukes (shank@mercury.chem.pitt.edu)
+ * 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 "charConv.h"
+
+#include <stdlib.h>
+#include <errno.h>
+#include <string.h>
+
+#ifdef HAVE_ICONV
+#include <iconv.h>
+iconv_t char_conv_iconv;
+char * char_conv_to = NULL;
+char * char_conv_from = NULL;
+#endif
+
+#define BUFFER_SIZE 1024
+
+int setCharSetConversion(char * to, char * from) {
+#ifdef HAVE_ICONV
+ if(char_conv_to && strcmp(to,char_conv_to)==0 &&
+ char_conv_from && strcmp(from,char_conv_from)==0)
+ {
+ return 0;
+ }
+
+ closeCharSetConversion();
+
+ if((char_conv_iconv = iconv_open(to,from))==(iconv_t)(-1)) return -1;
+
+ char_conv_to = strdup(to);
+ char_conv_from = strdup(from);
+
+ return 0;
+#endif
+ return -1;
+}
+
+char * convStrDup(char * string) {
+#ifdef HAVE_ICONV
+ char buffer[BUFFER_SIZE];
+ size_t inleft = strlen(string);
+ char * ret;
+ size_t outleft;
+ int retlen = 0;
+ size_t err;
+ char * bufferPtr;
+
+ if(!char_conv_to) return NULL;
+
+ ret = strdup("");
+
+ while(inleft) {
+ bufferPtr = buffer;
+ outleft = BUFFER_SIZE;
+ err = iconv(char_conv_iconv,&string,&inleft,&bufferPtr,
+ &outleft);
+ if(outleft==BUFFER_SIZE || (err<0 && errno!=E2BIG)) {
+ free(ret);
+ return NULL;
+ }
+
+ ret = realloc(ret,retlen+BUFFER_SIZE-outleft+1);
+ strncpy(&(ret[retlen]),buffer,BUFFER_SIZE-outleft);
+ retlen+=BUFFER_SIZE-outleft;
+ ret[retlen] = '\0';
+ }
+
+ return ret;
+#endif
+ return NULL;
+}
+
+void closeCharSetConversion() {
+#ifdef HAVE_ICONV
+ if(char_conv_to) {
+ iconv_close(char_conv_iconv);
+ free(char_conv_to);
+ free(char_conv_from);
+ char_conv_to = NULL;
+ char_conv_from = NULL;
+ }
+#endif
+}