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-rw-r--r--map/poi_geodownload/libmdb/iconv.c63
1 files changed, 63 insertions, 0 deletions
diff --git a/map/poi_geodownload/libmdb/iconv.c b/map/poi_geodownload/libmdb/iconv.c
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+++ b/map/poi_geodownload/libmdb/iconv.c
@@ -0,0 +1,63 @@
+/* MDB Tools - A library for reading MS Access database files
+ * Copyright (C) 2000 Brian Bruns
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include "mdbtools.h"
+
+#ifdef DMALLOC
+#include "dmalloc.h"
+#endif
+
+int
+mdb_unicode2ascii(MdbHandle *mdb, unsigned char *buf, int offset, unsigned int len, char *dest)
+{
+ unsigned int i;
+
+ if (buf[offset]==0xff && buf[offset+1]==0xfe) {
+ strncpy(dest, (char*) &buf[offset+2], len-2);
+ dest[len-2]='\0';
+ } else {
+ /* convert unicode to ascii, rather sloppily */
+ for (i=0;i<len;i+=2)
+ dest[i/2] = buf[offset + i];
+ dest[len/2]='\0';
+ }
+ return len;
+}
+
+int
+mdb_ascii2unicode(MdbHandle *mdb, unsigned char *buf, int offset, unsigned int len, char *dest)
+{
+ unsigned int i = 0;
+
+ if (!buf) return 0;
+
+ if (IS_JET3(mdb)) {
+ strncpy(dest, (char*) &buf[offset], len);
+ dest[len]='\0';
+ return strlen(dest);
+ }
+
+ while (i<strlen((char*)&buf[offset]) && (i*2+2)<len) {
+ dest[i*2] = buf[offset+i];
+ dest[i*2+1] = 0;
+ i++;
+ }
+
+ return (i*2);
+}