Main Page | Modules | Namespace List | Class Hierarchy | Class List | Directories | File List | Class Members | File Members

gr_buffer.h File Reference

#include <gr_runtime.h>

Go to the source code of this file.

Classes

class  gr_buffer
 Single writer, multiple reader fifo. More...
class  gr_buffer_reader
 How we keep track of the readers of a gr_buffer. More...

Functions

gr_buffer_sptr gr_make_buffer (int nitems, size_t sizeof_item)
 Allocate a buffer that holds at least nitems of size sizeof_item.
gr_buffer_reader_sptr gr_buffer_add_reader (gr_buffer_sptr buf)
 create a new gr_buffer_reader and attach it to buffer buf
long gr_buffer_ncurrently_allocated ()
 returns # of gr_buffers currently allocated
long gr_buffer_reader_ncurrently_allocated ()
 returns # of gr_buffer_readers currently allocated


Function Documentation

gr_buffer_reader_sptr gr_buffer_add_reader gr_buffer_sptr  buf  ) 
 

create a new gr_buffer_reader and attach it to buffer buf

long gr_buffer_ncurrently_allocated  ) 
 

returns # of gr_buffers currently allocated

long gr_buffer_reader_ncurrently_allocated  ) 
 

returns # of gr_buffer_readers currently allocated

gr_buffer_sptr gr_make_buffer int  nitems,
size_t  sizeof_item
 

Allocate a buffer that holds at least nitems of size sizeof_item.

The total size of the buffer will be rounded up to a system dependent boundary. This is typically the system page size, but under MS windows is 64KB.


Generated on Sat Sep 24 11:14:06 2005 for GNU Radio 2.x by  doxygen 1.4.4