Lines Matching refs:zs
138 z_stream zs;
139 zs.zalloc = Z_NULL;
140 zs.zfree = Z_NULL;
141 zs.opaque = Z_NULL;
143 if (deflateInit(&zs, Z_DEFAULT_COMPRESSION) != Z_OK) return false;
152 zs.avail_in =
154 zs.next_in = block_src;
157 zs.avail_out = BLOCK_SIZE;
158 zs.next_out = block_dst;
160 int err = deflate(&zs, (i == num_blocks - 1) ? Z_FINISH : Z_NO_FLUSH);
166 const size_t length = BLOCK_SIZE - zs.avail_out;
168 } while (zs.avail_out == 0);
171 deflateEnd(&zs);
