DC_BUFFER_GET_SIZE(3) FreeBSD Library Functions Manual DC_BUFFER_GET_SIZE(3)

dc_buffer_get_sizeget the size used by a buffer

library “libdivecomputer”

#include <libdivecomputer/buffer.h>

size_t
dc_buffer_get_size(dc_buffer_t *buffer);

Get the number of bytes currently used by buffer, previously allocated with dc_buffer_new(3). This shouldn't be confused with the capacity, which may be larger.

The returned value is not valid after subsequent calls to change the buffer.

Returns the number of bytes used, which may be zero, or zero if buffer is NULL.

The library “libdivecomputer” library was written by Jef Driesen, jef@libdivecomputer.org. The manpages were written by
Kristaps Dzonsons, kristaps@bsd.lv. dc_buffer_new(3)

January 5, 2017 FreeBSD 14.3-RELEASE