From 178ac3f1c9950d383c8f64b3df464c0f943c4a23 Mon Sep 17 00:00:00 2001
From: Ben Hilburn <ben.hilburn@ettus.com>
Date: Tue, 4 Feb 2014 11:04:07 -0800
Subject: Merging USRP X300 and X310 support!!

---
 host/lib/usrp/usrp2/usrp2_iface.cpp | 32 +++-----------------------------
 1 file changed, 3 insertions(+), 29 deletions(-)

(limited to 'host/lib/usrp/usrp2/usrp2_iface.cpp')

diff --git a/host/lib/usrp/usrp2/usrp2_iface.cpp b/host/lib/usrp/usrp2/usrp2_iface.cpp
index 5f97045e1..7297a30d1 100644
--- a/host/lib/usrp/usrp2/usrp2_iface.cpp
+++ b/host/lib/usrp/usrp2/usrp2_iface.cpp
@@ -36,6 +36,7 @@
 #include <boost/filesystem.hpp>
 #include <algorithm>
 #include <iostream>
+#include <uhd/utils/platform.hpp>
 
 using namespace uhd;
 using namespace uhd::usrp;
@@ -62,33 +63,6 @@ static const boost::uint32_t MIN_PROTO_COMPAT_I2C = 7;
 static const boost::uint32_t MIN_PROTO_COMPAT_REG = 10;
 static const boost::uint32_t MIN_PROTO_COMPAT_UART = 7;
 
-//Define get_gpid() to get a globally unique identifier for this process.
-//The gpid is implemented as a hash of the pid and a unique machine identifier.
-#ifdef UHD_PLATFORM_WIN32
-#include <Windows.h>
-static inline size_t get_gpid(void){
-    //extract volume serial number
-    char szVolName[MAX_PATH+1], szFileSysName[MAX_PATH+1];
-    DWORD dwSerialNumber, dwMaxComponentLen, dwFileSysFlags;
-    GetVolumeInformation("C:\\", szVolName, MAX_PATH,
-        &dwSerialNumber, &dwMaxComponentLen,
-        &dwFileSysFlags, szFileSysName, sizeof(szFileSysName));
-
-    size_t hash = 0;
-    boost::hash_combine(hash, GetCurrentProcessId());
-    boost::hash_combine(hash, dwSerialNumber);
-    return hash;
-}
-#else
-#include <unistd.h>
-static inline size_t get_gpid(void){
-    size_t hash = 0;
-    boost::hash_combine(hash, getpid());
-    boost::hash_combine(hash, gethostid());
-    return hash;
-}
-#endif
-
 class usrp2_iface_impl : public usrp2_iface{
 public:
 /***********************************************************************
@@ -122,7 +96,7 @@ public:
 
     void lock_device(bool lock){
         if (lock){
-            this->pokefw(U2_FW_REG_LOCK_GPID, boost::uint32_t(get_gpid()));
+            this->pokefw(U2_FW_REG_LOCK_GPID, get_process_hash());
             _lock_task = task::make(boost::bind(&usrp2_iface_impl::lock_task, this));
         }
         else{
@@ -147,7 +121,7 @@ public:
         if (time_diff >= lock_timeout_time) return false;
 
         //otherwise only lock if the device hash is different that ours
-        return lock_gpid != boost::uint32_t(get_gpid());
+        return lock_gpid != get_process_hash();
     }
 
     void lock_task(void){
-- 
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