-/*
- * Copyright (C) 1995-2008, Index Data ApS
+/* This file is part of the YAZ toolkit.
+ * Copyright (C) 1995-2011 Index Data
* See the file LICENSE for details.
- *
*/
/**
* \file
#include <assert.h>
#include <errno.h>
#include <string.h>
-#include <ctype.h>
#include "iconv-p.h"
-size_t yaz_init_UTF8(yaz_iconv_t cd, unsigned char *inp,
- size_t inbytesleft, size_t *no_read)
+static size_t init_utf8(yaz_iconv_t cd, yaz_iconv_decoder_t d,
+ unsigned char *inp,
+ size_t inbytesleft, size_t *no_read)
{
- if (inp[0] != 0xef)
+ if (!inp || inp[0] != 0xef)
{
*no_read = 0;
return 0;
return x;
}
-unsigned long yaz_read_UTF8(yaz_iconv_t cd, unsigned char *inp,
- size_t inbytesleft, size_t *no_read)
+static unsigned long read_utf8(yaz_iconv_t cd, yaz_iconv_decoder_t d,
+ unsigned char *inp,
+ size_t inbytesleft, size_t *no_read)
{
int err = 0;
int r = yaz_read_UTF8_char(inp, inbytesleft, no_read, &err);
return 0;
}
+yaz_iconv_decoder_t yaz_utf8_decoder(const char *fromcode,
+ yaz_iconv_decoder_t d)
+{
+ if (!yaz_matchstr(fromcode, "UTF8"))
+ {
+ d->init_handle = init_utf8;
+ d->read_handle = read_utf8;
+ return d;
+ }
+ return 0;
+}
+
+int yaz_utf8_check(const char *str)
+{
+ /* cast OK: yaz_read_UTF8_char is read-only */
+ unsigned char *inp = (unsigned char *) str;
+ size_t inbytesleft = strlen(str);
+
+ while (inbytesleft)
+ {
+ int error = 0;
+ size_t no_read;
+ yaz_read_UTF8_char(inp, inbytesleft, &no_read, &error);
+ if (error)
+ return 0;
+ inp += no_read;
+ inbytesleft -= no_read;
+ }
+ return 1;
+}
/*
* Local variables:
* c-basic-offset: 4
+ * c-file-style: "Stroustrup"
* indent-tabs-mode: nil
* End:
* vim: shiftwidth=4 tabstop=8 expandtab
*/
+