Move common code to base64.c

svn path=/trunk/; revision=25908

1 files changed, 18 insertions, 0 deletions

diff --git a/epan/base64.c b/epan/base64.c
index e48d941b1a..7a5966d843 100644
--- a/epan/base64.c
+++ b/epan/base64.c
@@ -66,3 +66,21 @@ size_t epan_base64_decode(char *s)
 
 	return i*3/4;
 }
+
+/* Return a tvb that contains the binary representation of a base64
+   string */
+
+tvbuff_t *
+base64_to_tvb(const char *base64)
+{
+  tvbuff_t *tvb;
+  char *data = g_strdup(base64);
+  size_t len;
+
+  len = epan_base64_decode(data);
+  tvb = tvb_new_real_data((const guint8 *)data, len, len);
+
+  tvb_set_free_cb(tvb, g_free);
+
+  return tvb;
+}
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