update/extend doxygen documentation

It's a pity that even with this patch we still are fare away from having
the whole API documented.  However, at least we have a more solid
foundation.  Updates not only extend the documentation, but also make
sure it is rendered properly in the doxygen HTML.

Change-Id: I1344bd1a6869fb00de7c1899a8db93bba9bafce3

1 files changed, 2 insertions, 3 deletions

diff --git a/src/bits.c b/src/bits.c
index 0c77b279..fe92f933 100644
--- a/src/bits.c
+++ b/src/bits.c
@@ -26,12 +26,11 @@
 
 /*! \addtogroup bits
  *  @{
- */
-
-/*! \file bits.c
  *  \brief Osmocom bit level support code
  */
 
+/*! \file bits.c */
+
 
 /*! \brief convert unpacked bits to packed bits, return length in bytes
  *  \param[out] out output buffer of packed bits