48    int   available;  member
58    st->available = 0;  in speex_buffer_init()
88    st->available += len;  in speex_buffer_write()
89    if (st->available > st->size)  in speex_buffer_write()
91       st->available = st->size;  in speex_buffer_write()
120    st->available += len;  in speex_buffer_writezeros()
121    if (st->available > st->size)  in speex_buffer_writezeros()
123       st->available = st->size;  in speex_buffer_writezeros()
136    if (len > st->available)  in speex_buffer_read()
138       SPEEX_MEMSET(data+st->available, 0, st->size-st->available);  in speex_buffer_read()
139       len = st->available;  in speex_buffer_read()
152    st->available -= len;  in speex_buffer_read()
161    return st->available;  in speex_buffer_get_available()