codec, baseconv: Cleanup of the various binary encoding functions.

[mLib] / codec / codec.c

diff --git a/codec/codec.c b/codec/codec.c
new file mode 100644 (file)
index 0000000..8c284be
--- /dev/null
+++ b/codec/codec.c
@@ -0,0 +1,58 @@
+/* -*-c-*-
+ *
+ * Binary codec utilities
+ *
+ * (c) 2009 Straylight/Edgeware
+ */
+
+/*----- Licensing notice --------------------------------------------------*
+ *
+ * This file is part of the mLib utilities library.
+ *
+ * mLib 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.
+ *
+ * mLib 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 mLib; if not, write to the Free
+ * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+ * MA 02111-1307, USA.
+ */
+
+/*----- Header files ------------------------------------------------------*/
+
+#include "codec.h"
+#include "macros.h"
+
+/*----- Static variables --------------------------------------------------*/
+
+static const char *errtab[] = {
+#define ERR(name, text) text,
+  CODEC_ERRORS(ERR)
+};
+
+/*----- Main code ---------------------------------------------------------*/
+
+/* --- @codec_strerror@ --- *
+ *
+ * Arguments:  @int err@ = error code from codec
+ *
+ * Returns:    Pointer to error text.
+ *
+ * Use:                Converts error codes to human-readable strings.
+ */
+
+const char *codec_strerror(int err)
+{
+  if (err < 0 || err >= N(errtab))
+    return ("Error code out of range");
+  return (errtab[err]);
+}
+
+/*----- That's all, folks -------------------------------------------------*/