From bb46d782ab6943fbceee807a12b744db0fdbe712 Mon Sep 17 00:00:00 2001
From: Nick Mathewson <nickm@torproject.org>
Date: Thu, 8 Apr 2004 04:47:39 +0000
Subject: [PATCH] Be endianly-correct for rendezvous functionality

svn:r1565
---
 src/or/rendcommon.c  | 12 ++++++------
 src/or/rendmid.c     |  2 +-
 src/or/rendservice.c |  2 +-
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/or/rendcommon.c b/src/or/rendcommon.c
index fe3c17a4b4..f82becb4ad 100644
--- a/src/or/rendcommon.c
+++ b/src/or/rendcommon.c
@@ -42,14 +42,14 @@ rend_encode_service_descriptor(rend_service_descriptor_t *desc,
     *len_out += strlen(desc->intro_points[i]) + 1;
   }
   cp = *str_out = tor_malloc(*len_out);
-  set_uint16(cp, (uint16_t)asn1len);
+  set_uint16(cp, htons((uint16_t)asn1len));
   cp += 2;
   memcpy(cp, buf, asn1len);
   tor_free(buf);
   cp += asn1len;
-  set_uint32(cp, (uint32_t)desc->timestamp);
+  set_uint32(cp, htonl((uint32_t)desc->timestamp));
   cp += 4;
-  set_uint16(cp, (uint16_t)desc->n_intro_points);
+  set_uint16(cp, htons((uint16_t)desc->n_intro_points));
   cp += 2;
   for (i=0; i < desc->n_intro_points; ++i) {
     ipoint = (char*)desc->intro_points[i];
@@ -79,17 +79,17 @@ rend_service_descriptor_t *rend_parse_service_descriptor(
   cp = str;
   end = str+len;
   if (end-cp < 2) goto truncated;
-  asn1len = get_uint16(cp);
+  asn1len = ntohs(get_uint16(cp));
   cp += 2;
   if (end-cp < asn1len) goto truncated;
   result->pk = crypto_pk_asn1_decode(cp, asn1len);
   if (!result->pk) goto truncated;
   cp += asn1len;
   if (end-cp < 4) goto truncated;
-  result->timestamp = (time_t) get_uint32(cp);
+  result->timestamp = (time_t) ntohl(get_uint32(cp));
   cp += 4;
   if (end-cp < 2) goto truncated;
-  result->n_intro_points = get_uint16(cp);
+  result->n_intro_points = ntohs(get_uint16(cp));
   result->intro_points = tor_malloc_zero(sizeof(char*)*result->n_intro_points);
   cp += 2;
   for (i=0;i<result->n_intro_points;++i) {
diff --git a/src/or/rendmid.c b/src/or/rendmid.c
index 3e341714c9..d6267a7052 100644
--- a/src/or/rendmid.c
+++ b/src/or/rendmid.c
@@ -28,7 +28,7 @@ rend_mid_establish_intro(circuit_t *circ, const char *request, int request_len)
   if (request_len < 2+DIGEST_LEN)
     goto truncated;
   /* First 2 bytes: length of asn1-encoded key. */
-  asn1len = get_uint16(request);
+  asn1len = ntohs(get_uint16(request));
 
   /* Next asn1len bytes: asn1-encoded key. */
   if (request_len < 2+DIGEST_LEN+asn1len)
diff --git a/src/or/rendservice.c b/src/or/rendservice.c
index 0de9e414d2..f2b9318c46 100644
--- a/src/or/rendservice.c
+++ b/src/or/rendservice.c
@@ -498,7 +498,7 @@ rend_service_intro_is_ready(circuit_t *circuit)
   /* Build the payload for a RELAY_ESTABLISH_INTRO cell. */
   len = crypto_pk_asn1_encode(service->private_key, buf+2,
                               RELAY_PAYLOAD_SIZE-2);
-  set_uint16(buf, len);
+  set_uint16(buf, htons(len));
   len += 2;
   memcpy(auth, circuit->cpath->prev->handshake_digest, DIGEST_LEN);
   memcpy(auth+DIGEST_LEN, "INTRODUCE", 9);