114 evbuffer_add_vprintf(struct evbuffer *buf, const char *fmt, va_list ap)  in evbuffer_add_vprintf()  argument
118 	size_t oldoff = buf->off;  in evbuffer_add_vprintf()
123 	if (evbuffer_expand(buf, 64) < 0)  in evbuffer_add_vprintf()
126 		size_t used = buf->misalign + buf->off;  in evbuffer_add_vprintf()
127 		buffer = (char *)buf->buffer + buf->off;  in evbuffer_add_vprintf()
128 		assert(buf->totallen >= used);  in evbuffer_add_vprintf()
129 		space = buf->totallen - used;  in evbuffer_add_vprintf()
140 			buf->off += sz;  in evbuffer_add_vprintf()
141 			if (buf->cb != NULL)  in evbuffer_add_vprintf()
142 				(*buf->cb)(buf, oldoff, buf->off, buf->cbarg);  in evbuffer_add_vprintf()
145 		if (evbuffer_expand(buf, sz + 1) == -1)  in evbuffer_add_vprintf()
153 evbuffer_add_printf(struct evbuffer *buf, const char *fmt, ...)  in evbuffer_add_printf()  argument
159 	res = evbuffer_add_vprintf(buf, fmt, ap);  in evbuffer_add_printf()
168 evbuffer_remove(struct evbuffer *buf, void *data, size_t datlen)  in evbuffer_remove()  argument
171 	if (nread >= buf->off)  in evbuffer_remove()
172 		nread = buf->off;  in evbuffer_remove()
174 	memcpy(data, buf->buffer, nread);  in evbuffer_remove()
175 	evbuffer_drain(buf, nread);  in evbuffer_remove()
315 evbuffer_align(struct evbuffer *buf)  in evbuffer_align()  argument
317 	memmove(buf->orig_buffer, buf->buffer, buf->off);  in evbuffer_align()
318 	buf->buffer = buf->orig_buffer;  in evbuffer_align()
319 	buf->misalign = 0;  in evbuffer_align()
325 evbuffer_expand(struct evbuffer *buf, size_t datlen)  in evbuffer_expand()  argument
327 	size_t used = buf->misalign + buf->off;  in evbuffer_expand()
329 	assert(buf->totallen >= used);  in evbuffer_expand()
332 	if (buf->totallen - used >= datlen)  in evbuffer_expand()
336 	if (datlen > SIZE_MAX - buf->off)  in evbuffer_expand()
343 	if (buf->totallen - buf->off >= datlen) {  in evbuffer_expand()
344 		evbuffer_align(buf);  in evbuffer_expand()
347 		size_t length = buf->totallen;  in evbuffer_expand()
348 		size_t need = buf->off + datlen;  in evbuffer_expand()
360 		if (buf->orig_buffer != buf->buffer)  in evbuffer_expand()
361 			evbuffer_align(buf);  in evbuffer_expand()
362 		if ((newbuf = recallocarray(buf->buffer, buf->totallen,  in evbuffer_expand()
366 		buf->orig_buffer = buf->buffer = newbuf;  in evbuffer_expand()
367 		buf->totallen = length;  in evbuffer_expand()
374 evbuffer_add(struct evbuffer *buf, const void *data, size_t datlen)  in evbuffer_add()  argument
376 	size_t used = buf->misalign + buf->off;  in evbuffer_add()
377 	size_t oldoff = buf->off;  in evbuffer_add()
379 	if (buf->totallen - used < datlen) {  in evbuffer_add()
380 		if (evbuffer_expand(buf, datlen) == -1)  in evbuffer_add()
384 	memcpy(buf->buffer + buf->off, data, datlen);  in evbuffer_add()
385 	buf->off += datlen;  in evbuffer_add()
387 	if (datlen && buf->cb != NULL)  in evbuffer_add()
388 		(*buf->cb)(buf, oldoff, buf->off, buf->cbarg);  in evbuffer_add()
394 evbuffer_drain(struct evbuffer *buf, size_t len)  in evbuffer_drain()  argument
396 	size_t oldoff = buf->off;  in evbuffer_drain()
398 	if (len >= buf->off) {  in evbuffer_drain()
399 		buf->off = 0;  in evbuffer_drain()
400 		buf->buffer = buf->orig_buffer;  in evbuffer_drain()
401 		buf->misalign = 0;  in evbuffer_drain()
405 	buf->buffer += len;  in evbuffer_drain()
406 	buf->misalign += len;  in evbuffer_drain()
408 	buf->off -= len;  in evbuffer_drain()
412 	if (buf->off != oldoff && buf->cb != NULL)  in evbuffer_drain()
413 		(*buf->cb)(buf, oldoff, buf->off, buf->cbarg);  in evbuffer_drain()
424 evbuffer_read(struct evbuffer *buf, int fd, int howmuch)  in evbuffer_read()  argument
427 	size_t oldoff = buf->off;  in evbuffer_read()
440 		if ((size_t)n > buf->totallen << 2)  in evbuffer_read()
441 			n = buf->totallen << 2;  in evbuffer_read()
449 	if (evbuffer_expand(buf, howmuch) == -1)  in evbuffer_read()
453 	p = buf->buffer + buf->off;  in evbuffer_read()
461 	buf->off += n;  in evbuffer_read()
464 	if (buf->off != oldoff && buf->cb != NULL)  in evbuffer_read()
465 		(*buf->cb)(buf, oldoff, buf->off, buf->cbarg);  in evbuffer_read()