common/zmod/zlib.h

90     uInt     avail_out; /* remaining free space at next_out */
132    dropped to zero. It must update next_out and avail_out when avail_out
259   - Provide more output starting at next_out and update next_out and avail_out
267   more output, and updating avail_in or avail_out accordingly; avail_out
270   (avail_out == 0), or after each call of deflate(). If deflate returns Z_OK
271   and with zero avail_out, it must be called again after making room in the
291     If deflate returns with avail_out == 0, this function must be called again
293   avail_out), until the flush is complete (deflate returns with non-zero
294   avail_out). In the case of a Z_FULL_FLUSH or Z_SYNC_FLUSH, make sure that
295   avail_out is greater than six to avoid repeated flush markers due to
296   avail_out == 0 on return.
301   called again with Z_FINISH and more output space (updated avail_out) but no
307   is to be done in a single step. In this case, avail_out must be at least
324   (for example avail_in or avail_out was zero). Note that Z_BUF_ERROR is not
361    avail_in may be modified, but next_out and avail_out are unchanged.)
380   - Provide more output starting at next_out and update next_out and avail_out
389   example when the output buffer is full (avail_out == 0), or after each
390   call of inflate(). If inflate returns Z_OK and with zero avail_out, it
419   output is flushed; avail_out must be large enough to hold all the
622    be compressed and flushed. In particular, strm->avail_out must be non-zero.
626    if strm->avail_out was zero.
735    and avail_out are unchanged.)