freebsd-ports/net/honeyd/files/honeyd-1.5c-libevent2.patch

diff -up honeyd-1.5c/honeydstats.c.libevent2 honeyd-1.5c/honeydstats.c
--- honeyd-1.5c/honeydstats.c.libevent2	2007-05-28 08:12:52.000000000 +0200
+++ honeyd-1.5c/honeydstats.c	2011-07-26 13:18:14.459666984 +0200
@@ -330,30 +330,43 @@ signature_process(struct evbuffer *evbuf
 static int
 signature_length(struct evbuffer *evbuf)
 {
-	struct evbuffer tmp;
+	struct evbuffer *tmp;
 	uint32_t length, tlen;
 
-	tmp = *evbuf;
-
+	tmp = evbuffer_new();
+	tmp = evbuffer_add_reference(tmp, evbuffer_pullup(evbuf, -1),
+				     evbuffer_get_length(evbuf), NULL, NULL);
 	/* name */
-	if (tag_peek_length(&tmp, &tlen) == -1 || EVBUFFER_LENGTH(&tmp) < tlen)
+	if (tag_peek_length(tmp, &tlen) == -1 || EVBUFFER_LENGTH(tmp) < tlen) {
+		evbuffer_free(tmp);
 		return (-1);
+	}
+
+	if (evbuffer_drain(tmp, tlen) == -1) {
+		evbuffer_free(tmp);
+		return (-1);
+	}
 		
 	length = tlen;
-	tmp.buffer += tlen;
-	tmp.off -= tlen;
 
 	/* signature */
-	if (tag_peek_length(&tmp, &tlen) == -1 || EVBUFFER_LENGTH(&tmp) < tlen)
+	if (tag_peek_length(tmp, &tlen) == -1 || EVBUFFER_LENGTH(tmp) < tlen) {
+		evbuffer_free(tmp);
 		return (-1);
+	}
 		
+	if (evbuffer_drain(tmp, tlen) == -1) {
+		evbuffer_free(tmp);
+		return (-1);
+	}
+
 	length += tlen;
-	tmp.buffer += tlen;
-	tmp.off -= tlen;
 
 	/* data */
-	if (tag_peek_length(&tmp, &tlen) == -1 || EVBUFFER_LENGTH(&tmp) < tlen)
+	if (tag_peek_length(tmp, &tlen) == -1 || EVBUFFER_LENGTH(tmp) < tlen) {
+		evbuffer_free(tmp);
 		return (-1);
+	}
 		
 	length += tlen;
 
diff -up honeyd-1.5c/tagging.c.libevent2 honeyd-1.5c/tagging.c
--- honeyd-1.5c/tagging.c.libevent2	2007-05-28 08:12:52.000000000 +0200
+++ honeyd-1.5c/tagging.c	2011-07-26 13:18:14.460666991 +0200
@@ -73,7 +73,7 @@ tagging_init()
  */
 
 void
-encode_int(struct evbuffer *evbuf, uint32_t number)
+encode__int(struct evbuffer *evbuf, uint32_t number)
 {
 	int off = 1, nibbles = 0;
 	uint8_t data[5];
@@ -108,7 +108,7 @@ void
 tag_marshal(struct evbuffer *evbuf, uint8_t tag, void *data, uint16_t len)
 {
 	evbuffer_add(evbuf, &tag, sizeof(tag));
-	encode_int(evbuf, len);
+	encode__int(evbuf, len);
 	evbuffer_add(evbuf, data, len);
 }
 
@@ -117,10 +117,10 @@ void
 tag_marshal_int(struct evbuffer *evbuf, uint8_t tag, uint32_t integer)
 {
 	evbuffer_drain(_buf, EVBUFFER_LENGTH(_buf));
-	encode_int(_buf, integer);
+	encode__int(_buf, integer);
 
 	evbuffer_add(evbuf, &tag, sizeof(tag));
-	encode_int(evbuf, EVBUFFER_LENGTH(_buf));
+	encode__int(evbuf, EVBUFFER_LENGTH(_buf));
 	evbuffer_add_buffer(evbuf, _buf);
 }
 
@@ -135,8 +135,8 @@ tag_marshal_timeval(struct evbuffer *evb
 {
 	evbuffer_drain(_buf, EVBUFFER_LENGTH(_buf));
 
-	encode_int(_buf, tv->tv_sec);
-	encode_int(_buf, tv->tv_usec);
+	encode__int(_buf, tv->tv_sec);
+	encode__int(_buf, tv->tv_usec);
 
 	tag_marshal(evbuf, tag, EVBUFFER_DATA(_buf),
 	    EVBUFFER_LENGTH(_buf));
diff -up honeyd-1.5c/tagging.h.libevent2 honeyd-1.5c/tagging.h
--- honeyd-1.5c/tagging.h.libevent2	2007-05-28 08:12:52.000000000 +0200
+++ honeyd-1.5c/tagging.h	2011-07-26 13:18:14.461666999 +0200
@@ -86,7 +86,7 @@ void addr_marshal(struct evbuffer *, str
 void tag_marshal(struct evbuffer *evbuf, uint8_t tag, void *data,
     uint16_t len);
 
-void encode_int(struct evbuffer *evbuf, uint32_t number);
+void encode__int(struct evbuffer *evbuf, uint32_t number);
 
 void tag_marshal_int(struct evbuffer *evbuf, uint8_t tag, uint32_t integer);
 
diff -up honeyd-1.5c/ui.c.libevent2 honeyd-1.5c/ui.c
--- honeyd-1.5c/ui.c.libevent2	2007-05-28 08:12:52.000000000 +0200
+++ honeyd-1.5c/ui.c	2011-07-26 13:18:14.459666984 +0200
@@ -246,7 +246,8 @@ ui_writer(int fd, short what, void *arg)
 	struct evbuffer *buffer = client->outbuf;
 	int n;
 
-	n = write(fd, buffer->buffer, buffer->off);
+	n = write(fd, evbuffer_pullup(buffer, -1),
+		  evbuffer_get_length(buffer));
 	if (n == -1) {
 		if (errno == EINTR || errno == EAGAIN)
 			goto schedule;
@@ -260,7 +261,7 @@ ui_writer(int fd, short what, void *arg)
 	evbuffer_drain(buffer, n);
 
  schedule:
-	if (buffer->off)
+	if (evbuffer_get_length(buffer))
 		event_add(&client->ev_write, NULL);
 }
 
@@ -277,8 +278,8 @@ ui_handler(int fd, short what, void *arg
 		return;
 	}
 
-	n = mybuf->off;
-	p = mybuf->buffer;
+	n = evbuffer_get_length (mybuf);
+	p = evbuffer_pullup (mybuf, -1);
 	consumed = 0;
 	while (n--) {
 		consumed++;
@@ -289,11 +290,12 @@ ui_handler(int fd, short what, void *arg
 		 */
 		if (*p == '\n') {
 			*p = '\0';
-			ui_handle_command(client->outbuf, mybuf->buffer);
+			ui_handle_command(client->outbuf,
+					  evbuffer_pullup(mybuf, -1));
 
 			evbuffer_drain(mybuf, consumed);
-			n = mybuf->off;
-			p = mybuf->buffer;
+			n = evbuffer_get_length (mybuf);
+			p = evbuffer_pullup (mybuf, -1);
 			consumed = 0;
 			continue;
 		}
diff -up honeyd-1.5c/untagging.c.libevent2 honeyd-1.5c/untagging.c
--- honeyd-1.5c/untagging.c.libevent2	2007-05-28 08:12:52.000000000 +0200
+++ honeyd-1.5c/untagging.c	2011-07-26 13:18:14.461666999 +0200
@@ -114,22 +114,29 @@ tag_peek(struct evbuffer *evbuf, uint8_t
 int
 tag_peek_length(struct evbuffer *evbuf, uint32_t *plength)
 {
-	struct evbuffer tmp;
+	struct evbuffer *tmp;
 	int res;
 
 	if (EVBUFFER_LENGTH(evbuf) < 2)
 		return (-1);
 
-	tmp = *evbuf;
-	tmp.buffer += 1;
-	tmp.off -= 1;
+	tmp = evbuffer_new ();
+	evbuffer_add_reference (tmp, evbuffer_pullup(evbuf, -1),
+				evbuffer_get_length(evbuf), NULL, NULL);
+	if (evbuffer_drain(tmp, 1) == -1) {
+		evbuffer_free (tmp);
+		return (-1);
+	}
 
-	res = decode_int_internal(plength, &tmp, 0);
-	if (res == -1)
+	res = decode_int_internal(plength, tmp, 0);
+	if (res == -1) {
+		evbuffer_free (tmp);
 		return (-1);
+	}
 
 	*plength += res + 1;
 
+	evbuffer_free (tmp);
 	return (0);
 }
 
@@ -438,7 +445,7 @@ tagging_int_test(void)
 	for (i = 0; i < TEST_MAX_INT; i++) {
 		int oldlen, newlen;
 		oldlen = EVBUFFER_LENGTH(tmp);
-		encode_int(tmp, integers[i]);
+		encode__int(tmp, integers[i]);
 		newlen = EVBUFFER_LENGTH(tmp);
 		fprintf(stderr, "\t\tencoded 0x%08x with %d bytes\n",
 		    integers[i], newlen - oldlen);