Added support for file access in GFS to facilitate static

[yaz-moved-to-github.git] / src / mime.c

diff --git a/src/mime.c b/src/mime.c
new file mode 100644 (file)
index 0000000..f964861
--- /dev/null
+++ b/src/mime.c
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 1995-2005, Index Data ApS
+ * See the file LICENSE for details.
+ *
+ * $Id: mime.c,v 1.1 2006-03-15 13:32:05 adam Exp $
+ */
+
+
+#include <stdio.h>
+#include <string.h>
+#include <ctype.h>
+#include <yaz/xmalloc.h>
+
+#include "mime.h"
+
+struct yaz_mime_entry {
+    char *suffix;
+    char *mime_type;
+    struct yaz_mime_entry *next;
+};
+
+struct yaz_mime_info {
+    struct yaz_mime_entry *table;
+};
+
+yaz_mime_types yaz_mime_types_create()
+{
+    yaz_mime_types p = xmalloc(sizeof(*p));
+    p->table = 0;
+    return p;
+}
+
+void yaz_mime_types_add(yaz_mime_types t, const char *suffix,
+                        const char *mime_type)
+{
+    struct yaz_mime_entry *e = xmalloc(sizeof(*e));
+    e->mime_type  = xstrdup(mime_type);
+    e->suffix = xstrdup(suffix);
+    e->next = t->table;
+    t->table = e;
+}
+
+const char *yaz_mime_lookup_suffix(yaz_mime_types t, const char *suffix)
+{
+    struct yaz_mime_entry *e = t->table;
+    for (; e; e = e->next)
+    {
+        if (!strcmp(e->suffix, suffix))
+            return e->mime_type;
+    }
+    return 0;
+}
+
+const char *yaz_mime_lookup_fname(yaz_mime_types t, const char *fname)
+{
+    const char *cp = strrchr(fname, '.');
+    if (!cp) /* if no . return now */
+        return 0;
+    return yaz_mime_lookup_suffix(t, cp+1);  /* skip . */
+}
+
+void yaz_mime_types_destroy(yaz_mime_types t)
+{
+    struct yaz_mime_entry *e = t->table;
+    while (e)
+    {
+        struct yaz_mime_entry *e_next = e->next;
+        xfree(e->suffix);
+        xfree(e->mime_type);
+        xfree(e);
+        e = e_next;
+    }
+    xfree(t);
+}
+
+/*
+ * Local variables:
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ * vim: shiftwidth=4 tabstop=8 expandtab
+ */
+