63     unsigned long used, free;  member
87         size += block->used;  in aofRewriteBufferSize()
112         if (block->used > 0) {  in aofChildWriteDiffData()
114                              block->buf,block->used);  in aofChildWriteDiffData()
116             memmove(block->buf,block->buf+nwritten,block->used-nwritten);  in aofChildWriteDiffData()
117             block->used -= nwritten;  in aofChildWriteDiffData()
119         if (block->used == 0) listDelNode(server.aof_rewrite_buf_blocks,ln);  in aofChildWriteDiffData()
134                 memcpy(block->buf+block->used, s, thislen);  in aofRewriteBufferAppend()
135                 block->used += thislen;  in aofRewriteBufferAppend()
147             block->used = 0;  in aofRewriteBufferAppend()
183         if (block->used) {  in aofRewriteBufferWrite()
184             nwritten = write(fd,block->buf,block->used);  in aofRewriteBufferWrite()
185             if (nwritten != (ssize_t)block->used) {  in aofRewriteBufferWrite()