17 	mb->head = mb->start;  in membuff_purge()
18 	mb->tail = mb->start;  in membuff_purge()
28 	*data = &mb->start;  in membuff_putrawflex()
29 	*offsetp = mb->head - mb->start;  in membuff_putrawflex()
32 	if (!mb->start)  in membuff_putrawflex()
50 		 * if the tail isn't at start of the buffer, then we can  in membuff_putrawflex()
53 		if ((maxlen < 0 || len < maxlen) && mb->tail != mb->start) {  in membuff_putrawflex()
56 				mb->head = mb->start;  in membuff_putrawflex()
125 	 * and some more data between 'start' and 'head'(which we can't  in membuff_getraw()
137 				mb->tail = mb->start;  in membuff_getraw()
142 	      maxlen, update, (int)(mb->head - mb->start),  in membuff_getraw()
143 	      (int)(mb->tail - mb->start), (int)(*data - mb->start), len);  in membuff_getraw()
230 	return mb->end - mb->start;  in membuff_size()
238 	      (int)(mb->head - mb->start), (int)(mb->tail - mb->start),  in membuff_makecontig()
239 	      (int)(mb->end - mb->start));  in membuff_makecontig()
242 	 * first we move anything at the start of the buffer into the correct  in membuff_makecontig()
252 		botsize = mb->head - mb->start;  in membuff_makecontig()
260 		memmove(mb->start + topsize, mb->start, botsize);  in membuff_makecontig()
263 	/* nothing at the start, so skip that step */  in membuff_makecontig()
270 	memcpy(mb->start, mb->tail, topsize);  in membuff_makecontig()
271 	debug("	- memcpy(%d, %d, %d)", 0, (int)(mb->tail - mb->start), topsize);  in membuff_makecontig()
274 	mb->tail = mb->start;  in membuff_makecontig()
275 	mb->head = mb->start + topsize + botsize;  in membuff_makecontig()
277 	debug("	- head=%d, tail=%d", (int)(mb->head - mb->start),  in membuff_makecontig()
278 	      (int)(mb->tail - mb->start));  in membuff_makecontig()
286 	return mb->end == mb->start ? 0 :  in membuff_free()
287 			(mb->end - mb->start) - 1 - membuff_avail(mb);  in membuff_free()
306 			s = mb->start;  in membuff_readline()
320 	mb->tail = s == mb->end ? mb->start : s;  in membuff_readline()
333 	for (orig = mb->end - mb->start, size = orig; size < orig + by;)  in membuff_extend_by()
343 	oldhead = mb->head - mb->start;  in membuff_extend_by()
344 	oldtail = mb->tail - mb->start;  in membuff_extend_by()
345 	ptr = realloc(mb->start, size);  in membuff_extend_by()
348 	mb->start = ptr;  in membuff_extend_by()
349 	mb->head = mb->start + oldhead;  in membuff_extend_by()
350 	mb->tail = mb->start + oldtail;  in membuff_extend_by()
356 	mb->end = mb->start + size;  in membuff_extend_by()
363 	mb->start = buff;  in membuff_init()
364 	mb->end = mb->start + size;  in membuff_init()
370 	mb->start = malloc(size);  in membuff_new()
371 	if (!mb->start)  in membuff_new()
374 	membuff_init(mb, mb->start, size);  in membuff_new()
381 	mb->start = NULL;  in membuff_uninit()
387 	free(&mb->start);  in membuff_dispose()