LIBRARY
-lvrbSYNOPSIS
#include <vrb.h>vrb_p vrb_take(vrb_p vrb, size_t size);
DESCRIPTION
vrb_take specifies how much data has been obtained from the data portion of the virtual ring buffer by the caller.The caller will have called vrb_data_len(3) and vrb_data_ptr(3) to get the length of data in the buffer and a pointer to it, and having extract some data from the buffer, starting from the pointer obtained and extrating no more that the length obtained.
ARGUMENTS
vrb_p vrbspecifies which virtual ring buffer.
size_t size
specifies the length of data that has been obtained from the
virtual ring buffer by the caller.
RETURN VALUE
intOn success, 0 is returned. On error, -1 is returned.
ERRORS
If an error is returned, then errno will have one of the following values:- EINVAL
- An invalid virtual ring buffer pointer was specified.
- ENOSPC
- The specified length is greater than the data in the virtual ring buffer.