From de483c51dccb7b276c1b0504127c529474334635 Mon Sep 17 00:00:00 2001
From: Maxim Mamontov <faust.madf@gmail.com>
Date: Sun, 15 Jan 2012 11:36:35 +0200
Subject: [PATCH] Fix byte swapping in auth library

---
 stglibs/ia.lib/ia.cpp | 54 +++++++++++++++++++++++--------------------
 1 file changed, 29 insertions(+), 25 deletions(-)

diff --git a/stglibs/ia.lib/ia.cpp b/stglibs/ia.lib/ia.cpp
index 148750d2..4f6468ba 100644
--- a/stglibs/ia.lib/ia.cpp
+++ b/stglibs/ia.lib/ia.cpp
@@ -720,13 +720,14 @@ int IA_CLIENT_PROT::Prepare_CONN_SYN_8(char * buffer)
 {
 connSyn8 = (CONN_SYN_8*)buffer;
 
+assert(sizeof(CONN_SYN_8) == Min8(sizeof(CONN_SYN_8)) && "CONN_SYN_8 is not aligned to 8 bytes");
+
+connSyn8->len = sizeof(CONN_SYN_8);
+
 #ifdef ARCH_BE
 SwapBytes(connSyn8->len);
 #endif
 
-assert(sizeof(CONN_SYN_8) == Min8(sizeof(CONN_SYN_8)) && "CONN_SYN_8 is not aligned to 8 bytes");
-
-connSyn8->len = sizeof(CONN_SYN_8);
 strncpy((char*)connSyn8->type, "CONN_SYN", IA_MAX_TYPE_LEN);
 strncpy((char*)connSyn8->login, login.c_str(), IA_LOGIN_LEN);
 connSyn8->dirs = 0;
@@ -734,18 +735,13 @@ for (int i = 0; i < DIR_NUM; i++)
     {
     connSyn8->dirs |= (selectedDirs[i] << i);
     }
-return connSyn8->len;
+return sizeof(CONN_SYN_8);
 }
 //---------------------------------------------------------------------------
 int IA_CLIENT_PROT::Prepare_CONN_ACK_8(char * buffer)
 {
 connAck8 = (CONN_ACK_8*)buffer;
 
-#ifdef ARCH_BE
-SwapBytes(connAck8->len);
-SwapBytes(connAck8->rnd);
-#endif
-
 assert(sizeof(CONN_ACK_8) == Min8(sizeof(CONN_ACK_8)) && "CONN_ACK_8 is not aligned to 8 bytes");
 
 connAck8->len = sizeof(CONN_ACK_8);
@@ -754,18 +750,18 @@ strncpy((char*)connAck8->type, "CONN_ACK", IA_MAX_TYPE_LEN);
 rnd++;
 connAck8->rnd = rnd;
 
-return connAck8->len;
+#ifdef ARCH_BE
+SwapBytes(connAck8->len);
+SwapBytes(connAck8->rnd);
+#endif
+
+return sizeof(CONN_ACK_8);
 }
 //---------------------------------------------------------------------------
 int IA_CLIENT_PROT::Prepare_ALIVE_ACK_8(char * buffer)
 {
 aliveAck8 = (ALIVE_ACK_8*)buffer;
 
-#ifdef ARCH_BE
-SwapBytes(aliveAck8->len);
-SwapBytes(aliveAck8->rnd);
-#endif
-
 assert(Min8(sizeof(ALIVE_ACK_8)) == sizeof(ALIVE_ACK_8) && "ALIVE_ACK_8 is not aligned to 8 bytes");
 
 aliveAck8 = (ALIVE_ACK_8*)buffer;
@@ -773,42 +769,50 @@ aliveAck8->len = sizeof(ALIVE_ACK_8);
 strncpy((char*)aliveAck8->loginS, login.c_str(), IA_LOGIN_LEN);
 strncpy((char*)aliveAck8->type, "ALIVE_ACK", IA_MAX_TYPE_LEN);
 aliveAck8->rnd = ++rnd;
-return aliveAck8->len;
+
+#ifdef ARCH_BE
+SwapBytes(aliveAck8->len);
+SwapBytes(aliveAck8->rnd);
+#endif
+
+return sizeof(ALIVE_ACK_8);
 }
 //---------------------------------------------------------------------------
 int IA_CLIENT_PROT::Prepare_DISCONN_SYN_8(char * buffer)
 {
 disconnSyn8 = (DISCONN_SYN_8*)buffer;
 
+assert(Min8(sizeof(DISCONN_SYN_8)) == sizeof(DISCONN_SYN_8) && "DISCONN_SYN_8 is not aligned to 8 bytes");
+
+disconnSyn8->len = sizeof(DISCONN_SYN_8);
+
 #ifdef ARCH_BE
 SwapBytes(disconnSyn8->len);
 #endif
 
-assert(Min8(sizeof(DISCONN_SYN_8)) == sizeof(DISCONN_SYN_8) && "DISCONN_SYN_8 is not aligned to 8 bytes");
-
-disconnSyn8->len = sizeof(DISCONN_SYN_8);
 strncpy((char*)disconnSyn8->loginS, login.c_str(), IA_LOGIN_LEN);
 strncpy((char*)disconnSyn8->type, "DISCONN_SYN", IA_MAX_TYPE_LEN);
 strncpy((char*)disconnSyn8->login, login.c_str(), IA_LOGIN_LEN);
-return disconnSyn8->len;
+return sizeof(DISCONN_SYN_8);
 }
 //---------------------------------------------------------------------------
 int IA_CLIENT_PROT::Prepare_DISCONN_ACK_8(char * buffer)
 {
 disconnAck8 = (DISCONN_ACK_8*)buffer;
 
+assert(Min8(sizeof(DISCONN_ACK_8)) == sizeof(DISCONN_ACK_8) && "DISCONN_ACK_8 is not aligned to 8 bytes");
+
+disconnAck8->len = Min8(sizeof(DISCONN_ACK_8));
+disconnAck8->rnd = rnd + 1;
+
 #ifdef ARCH_BE
 SwapBytes(disconnAck8->len);
 SwapBytes(disconnAck8->rnd);
 #endif
 
-assert(Min8(sizeof(DISCONN_ACK_8)) == sizeof(DISCONN_ACK_8) && "DISCONN_ACK_8 is not aligned to 8 bytes");
-
-disconnAck8->len = Min8(sizeof(DISCONN_ACK_8));
-disconnAck8->rnd = rnd + 1;
 strncpy((char*)disconnAck8->loginS, login.c_str(), IA_LOGIN_LEN);
 strncpy((char*)disconnAck8->type, "DISCONN_ACK", IA_MAX_TYPE_LEN);
-return disconnAck8->len;
+return Min8(sizeof(DISCONN_ACK_8));
 }
 //---------------------------------------------------------------------------
 void IA_CLIENT_PROT::SetStatusChangedCb(tpStatusChangedCb p, void * data)
-- 
2.44.2