From 96dabdc9b0fbffbdf6fb7099f21924f4702d6f91 Mon Sep 17 00:00:00 2001
From: Gabe Black <gblack@eecs.umich.edu>
Date: Sun, 3 Sep 2006 02:04:25 -0400
Subject: [PATCH] Added uid, euid, gid, egid, pid and ppid parameters to a live
 process.

--HG--
extra : convert_revision : 2101be8000bcdaf683730cfc079b4b78e34365d0
---
 src/python/m5/objects/Process.py |  6 ++++++
 src/sim/process.cc               | 14 +++++++++++++-
 src/sim/process.hh               | 10 ++++++++++
 3 files changed, 29 insertions(+), 1 deletion(-)

diff --git a/src/python/m5/objects/Process.py b/src/python/m5/objects/Process.py
index 0091d8654..0b44aac8b 100644
--- a/src/python/m5/objects/Process.py
+++ b/src/python/m5/objects/Process.py
@@ -11,6 +11,12 @@ class LiveProcess(Process):
     cmd = VectorParam.String("command line (executable plus arguments)")
     env = VectorParam.String('', "environment settings")
     input = Param.String('cin', "filename for stdin")
+    uid = Param.Int(100, 'user id')
+    euid = Param.Int(100, 'effective user id')
+    gid = Param.Int(100, 'group id')
+    egid = Param.Int(100, 'effective group id')
+    pid = Param.Int(100, 'process id')
+    ppid = Param.Int(99, 'parent process id')
 
 class AlphaLiveProcess(LiveProcess):
     type = 'AlphaLiveProcess'
diff --git a/src/sim/process.cc b/src/sim/process.cc
index 081a25976..20f7fec2d 100644
--- a/src/sim/process.cc
+++ b/src/sim/process.cc
@@ -460,6 +460,12 @@ BEGIN_DECLARE_SIM_OBJECT_PARAMS(LiveProcess)
     Param<string> output;
     VectorParam<string> env;
     SimObjectParam<System *> system;
+    Param<uint64_t> uid;
+    Param<uint64_t> euid;
+    Param<uint64_t> gid;
+    Param<uint64_t> egid;
+    Param<uint64_t> pid;
+    Param<uint64_t> ppid;
 
 END_DECLARE_SIM_OBJECT_PARAMS(LiveProcess)
 
@@ -471,7 +477,13 @@ BEGIN_INIT_SIM_OBJECT_PARAMS(LiveProcess)
     INIT_PARAM(input, "filename for stdin (dflt: use sim stdin)"),
     INIT_PARAM(output, "filename for stdout/stderr (dflt: use sim stdout)"),
     INIT_PARAM(env, "environment settings"),
-    INIT_PARAM(system, "system")
+    INIT_PARAM(system, "system"),
+    INIT_PARAM(uid, "user id"),
+    INIT_PARAM(euid, "effective user id"),
+    INIT_PARAM(gid, "group id"),
+    INIT_PARAM(egid, "effective group id"),
+    INIT_PARAM(pid, "process id"),
+    INIT_PARAM(ppid, "parent process id")
 
 END_INIT_SIM_OBJECT_PARAMS(LiveProcess)
 
diff --git a/src/sim/process.hh b/src/sim/process.hh
index 763deb100..d64cc3cf1 100644
--- a/src/sim/process.hh
+++ b/src/sim/process.hh
@@ -75,6 +75,16 @@ class Process : public SimObject
     // number of CPUs (esxec contexts, really) assigned to this process.
     unsigned int numCpus() { return threadContexts.size(); }
 
+    // Id of the owner of the process
+    uint64_t uid;
+    uint64_t euid;
+    uint64_t gid;
+    uint64_t egid;
+
+    // pid of the process and it's parent
+    uint64_t pid;
+    uint64_t ppid;
+
     // record of blocked context
     struct WaitRec
     {