file: expose seek function in public API

1 files changed, 9 insertions, 0 deletions

diff --git a/include/osmosdr/source.h b/include/osmosdr/source.h
index ca718e8..2bd3213 100644
--- a/include/osmosdr/source.h
+++ b/include/osmosdr/source.h
@@ -58,6 +58,15 @@ public:
   virtual size_t get_num_channels( void ) = 0;
 
   /*!
+   * \brief seek file to \p seek_point relative to \p whence
+   *
+   * \param seek_point	sample offset in file
+   * \param whence	one of SEEK_SET, SEEK_CUR, SEEK_END (man fseek)
+   * \return true on success
+   */
+  virtual bool seek( long seek_point, int whence, size_t chan = 0 ) = 0;
+
+  /*!
    * Get the possible sample rates for the underlying radio hardware.
    * \return a range of rates in Sps
    */