+/* This file is part of the YAZ toolkit.
+ * Copyright (C) 1995-2013 Index Data
+ * See the file LICENSE for details.
+ */
+/**
+ * \file
+ * \brief Danmarc2 character set encoding
+ */
+
+#if HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <assert.h>
+#include <stdio.h>
+#include <errno.h>
+#include <string.h>
+
+#include <yaz/xmalloc.h>
+#include "iconv-p.h"
+
+static size_t write_danmarc(yaz_iconv_t cd, yaz_iconv_encoder_t en,
+ unsigned long x,
+ char **outbuf, size_t *outbytesleft)
+{
+ unsigned char *outp = (unsigned char *) *outbuf;
+
+ if (x == '@')
+ {
+ if (*outbytesleft < 2)
+ {
+ yaz_iconv_set_errno(cd, YAZ_ICONV_E2BIG);
+ return (size_t)(-1);
+ }
+ *outp++ = x;
+ (*outbytesleft)--;
+ *outp++ = x;
+ (*outbytesleft)--;
+ }
+ else if (x <= 255)
+ { /* latin-1 range */
+ if (*outbytesleft < 1)
+ {
+ yaz_iconv_set_errno(cd, YAZ_ICONV_E2BIG);
+ return (size_t)(-1);
+ }
+ *outp++ = x;
+ (*outbytesleft)--;
+ }
+ else
+ { /* full unicode, emit @XXXX */
+ if (*outbytesleft < 6)
+ {
+ yaz_iconv_set_errno(cd, YAZ_ICONV_E2BIG);
+ return (size_t)(-1);
+ }
+ sprintf(*outbuf, "@%04lX", x);
+ outp += 5;
+ (*outbytesleft) -= 5;
+ }
+ *outbuf = (char *) outp;
+ return 0;
+}
+
+yaz_iconv_encoder_t yaz_danmarc_encoder(const char *tocode,
+ yaz_iconv_encoder_t e)
+
+{
+ if (!yaz_matchstr(tocode, "danmarc"))
+ {
+ e->write_handle = write_danmarc;
+ return e;
+ }
+ return 0;
+}
+
+
+/*
+ * Local variables:
+ * c-basic-offset: 4
+ * c-file-style: "Stroustrup"
+ * indent-tabs-mode: nil
+ * End:
+ * vim: shiftwidth=4 tabstop=8 expandtab
+ */
+