kerneltest/e32test/thread/t_smpsafe.cpp
changeset 0 a41df078684a
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-1:000000000000 0:a41df078684a
       
     1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of the License "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 // e32test\thread\t_smpsafe.cpp
       
    15 // 
       
    16 //
       
    17 
       
    18 #define __E32TEST_EXTENSION__
       
    19 #include <e32test.h>
       
    20 #include <e32ldr.h>
       
    21 #include <e32svr.h>
       
    22 #include "u32std.h"
       
    23 #include <u32hal.h>
       
    24 #include <d_ldrtst.h>
       
    25 
       
    26 RTest test(_L("T_SMPSAFE"));
       
    27 RLdrTest ldd;
       
    28 
       
    29 RProcess pLoaded;
       
    30 TBool SMPPlatform;
       
    31 TBool CompatMode;
       
    32 
       
    33 extern TInt CheckAffinity();
       
    34 
       
    35 void DoStartExe(RProcess& p, const TDesC &aFilename, TInt aExpectedUnsafe)
       
    36 	{
       
    37 	test_KErrNone(p.Create(aFilename, KNullDesC));
       
    38 	test_Equal(aExpectedUnsafe, ldd.ProcessSMPUnsafeCount(p.Handle()));
       
    39 	}
       
    40 
       
    41 void DoStopExe(RProcess& p, TInt aExpectedUnsafe)
       
    42 	{
       
    43 	TRequestStatus s;
       
    44 	p.Logon(s);
       
    45 	p.Resume();
       
    46 	User::WaitForRequest(s);
       
    47 	if (CompatMode)
       
    48 		test_Equal(aExpectedUnsafe ? 1 : 0, s.Int());
       
    49 	test_Equal(EExitKill, p.ExitType());
       
    50 	p.NotifyDestruction(s);
       
    51 	p.Close();
       
    52 	User::WaitForRequest(s);
       
    53 	}
       
    54 
       
    55 void StartExe(const TDesC &aFilename, TInt aExpectedUnsafe)
       
    56 	{
       
    57 	DoStartExe(pLoaded, aFilename, aExpectedUnsafe);
       
    58 	}
       
    59 
       
    60 void StopExe(TInt aExpectedUnsafe)
       
    61 	{
       
    62 	DoStopExe(pLoaded, aExpectedUnsafe);
       
    63 	}
       
    64 
       
    65 void TryExe(const TDesC &aFilename, TInt aExpectedUnsafe)
       
    66 	{
       
    67 	RProcess p;
       
    68 	DoStartExe(p, aFilename, aExpectedUnsafe);
       
    69 	DoStopExe(p, aExpectedUnsafe);
       
    70 	}
       
    71 
       
    72 void CheckSelf(TInt aExpectedUnsafe)
       
    73 	{
       
    74 	test_Equal(aExpectedUnsafe, ldd.ProcessSMPUnsafeCount(RProcess().Handle()));
       
    75 	if (CompatMode)
       
    76 		test_Equal(aExpectedUnsafe ? 1 : 0, CheckAffinity());
       
    77 	}
       
    78 
       
    79 GLDEF_C TInt E32Main()
       
    80 	{
       
    81 	RLibrary l, l2;
       
    82 
       
    83 	// Turn off evil lazy dll unloading
       
    84 	RLoader ldr;
       
    85 	test(ldr.Connect()==KErrNone);
       
    86 	test(ldr.CancelLazyDllUnload()==KErrNone);
       
    87 	ldr.Close();
       
    88 
       
    89 	test.Title();
       
    90 	test.Start(_L("Test SMP safe binary flag"));
       
    91 
       
    92 	test.Next(_L("Get number of CPUs"));
       
    93 	TInt cpus = UserSvr::HalFunction(EHalGroupKernel, EKernelHalNumLogicalCpus, 0, 0);
       
    94 	test_Compare(cpus, >, 0);
       
    95 	SMPPlatform = cpus > 1;
       
    96 
       
    97 	test.Next(_L("Get compatibility mode setting"));
       
    98 	TInt flags = UserSvr::HalFunction(EHalGroupKernel, EKernelHalConfigFlags, 0, 0);
       
    99 	test_Compare(flags, >=, 0);
       
   100 	CompatMode = flags & (EKernelConfigSMPUnsafeCompat | EKernelConfigSMPUnsafeCPU0);
       
   101 	if (SMPPlatform && !CompatMode)
       
   102 		{
       
   103 		test.Printf(_L("*************************************************\n"));
       
   104 		test.Printf(_L("Compatibility mode is not enabled, not testing it\n"));
       
   105 		test.Printf(_L("*************************************************\n"));
       
   106 		}
       
   107 
       
   108 	test.Next(_L("Load test LDD"));
       
   109 	TInt r = User::LoadLogicalDevice(_L("d_ldrtst.ldd"));
       
   110 	test(r==KErrNone || r==KErrAlreadyExists);
       
   111 	test_KErrNone(ldd.Open());
       
   112 
       
   113 	test.Next(_L("Check we are safe ourselves"));
       
   114 	CheckSelf(0);
       
   115 
       
   116 	test.Next(_L("Check safe exe"));
       
   117 	StartExe(_L("smpsafe0.exe"), 0);
       
   118 	test.Next(_L("Load already loaded safe exe (self)"));
       
   119 	TryExe(_L("smpsafe0.exe"), 0);
       
   120 	StopExe(0);
       
   121 
       
   122 	test.Next(_L("Check safe XIP exe"));
       
   123 	StartExe(_L("smpsafex0.exe"), 0);
       
   124 	test.Next(_L("Load already loaded safe XIP exe (self)"));
       
   125 	TryExe(_L("smpsafex0.exe"), 0);
       
   126 	StopExe(0);
       
   127 
       
   128 	test.Next(_L("Load unsafe exe"));
       
   129 	StartExe(_L("smpsafe1.exe"), 1);
       
   130 	test.Next(_L("Load already loaded unsafe exe"));
       
   131 	TryExe(_L("smpsafe1.exe"), 1);
       
   132 	StopExe(1);
       
   133 
       
   134 	test.Next(_L("Load safe exe directly linked to unsafe dll"));
       
   135 	TryExe(_L("smpsafe2.exe"), 1);
       
   136 
       
   137 	test.Next(_L("Dynamically load unsafe dll"));
       
   138 	test_KErrNone(l.Load(_L("smpsafea.dll")));
       
   139 	CheckSelf(1);
       
   140 	test.Next(_L("Load safe exe directly linked to loaded unsafe dll"));
       
   141 	TryExe(_L("smpsafe2.exe"), 1);
       
   142 	test.Next(_L("Dynamically unload unsafe dll"));
       
   143 	l.Close();
       
   144 	CheckSelf(0);
       
   145 
       
   146 	test.Next(_L("Load safe XIP exe directly linked to unsafe XIP dll"));
       
   147 	TryExe(_L("smpsafex2.exe"), 1);
       
   148 
       
   149 	test.Next(_L("Dynamically load unsafe XIP dll"));
       
   150 	test_KErrNone(l.Load(_L("smpsafexa.dll")));
       
   151 	CheckSelf(1);
       
   152 	test.Next(_L("Load safe XIP exe directly linked to loaded unsafe XIP dll"));
       
   153 	TryExe(_L("smpsafex2.exe"), 1);
       
   154 	test.Next(_L("Dynamically unload unsafe XIP dll"));
       
   155 	l.Close();
       
   156 	CheckSelf(0);
       
   157 
       
   158 	test.Next(_L("Load safe exe indirectly linked to unsafe dll"));
       
   159 	TryExe(_L("smpsafe3.exe"), 1);
       
   160 
       
   161 	test.Next(_L("Dynamically load unsafe dll"));
       
   162 	test_KErrNone(l.Load(_L("smpsafea.dll")));
       
   163 	CheckSelf(1);
       
   164 	test.Next(_L("Load safe exe indirectly linked to loaded unsafe dll"));
       
   165 	TryExe(_L("smpsafe3.exe"), 1);
       
   166 	test.Next(_L("Dynamically unload unsafe dll"));
       
   167 	l.Close();
       
   168 	CheckSelf(0);
       
   169 
       
   170 	test.Next(_L("Dynamically load safe dll linked to unsafe dll"));
       
   171 	test_KErrNone(l.Load(_L("smpsafeb.dll")));
       
   172 	CheckSelf(1);
       
   173 	test.Next(_L("Load safe exe indirectly linked to unsafe dll, inbetween loaded"));
       
   174 	TryExe(_L("smpsafe3.exe"), 1);
       
   175 	test.Next(_L("Dynamically load unsafe dll as well"));
       
   176 	test_KErrNone(l2.Load(_L("smpsafea.dll")));
       
   177 	CheckSelf(2);
       
   178 	test.Next(_L("Dynamically unload safe dll linked to unsafe dll"));
       
   179 	l.Close();
       
   180 	CheckSelf(1);
       
   181 	test.Next(_L("Dynamically unload unsafe dll as well"));
       
   182 	l2.Close();
       
   183 	CheckSelf(0);
       
   184 
       
   185 	test.Next(_L("Load safe exe directly linked to unsafe XIP dll"));
       
   186 	TryExe(_L("smpsafe4.exe"), 1);
       
   187 
       
   188 	test.Next(_L("Dynamically load unsafe XIP dll"));
       
   189 	test_KErrNone(l.Load(_L("smpsafexa.dll")));
       
   190 	CheckSelf(1);
       
   191 	test.Next(_L("Load safe exe directly linked to loaded unsafe XIP dll"));
       
   192 	TryExe(_L("smpsafe4.exe"), 1);
       
   193 	test.Next(_L("Dynamically unload unsafe XIP dll"));
       
   194 	l.Close();
       
   195 	CheckSelf(0);
       
   196 
       
   197 	test.Next(_L("Dynamically load figure-eight dll cycle"));
       
   198 	test_KErrNone(l.Load(_L("smpsafec.dll")));
       
   199 	CheckSelf(1);
       
   200 	test.Next(_L("Load figure-eight from a different point"));
       
   201 	test_KErrNone(l2.Load(_L("smpsafed.dll")));
       
   202 	CheckSelf(2);
       
   203 	test.Next(_L("Unload original point"));
       
   204 	l.Close();
       
   205 	CheckSelf(1);
       
   206 	test.Next(_L("Unload second point"));
       
   207 	l2.Close();
       
   208 	CheckSelf(0);
       
   209 
       
   210 	test.Next(_L("Close test LDD"));
       
   211 	ldd.Close();
       
   212 	test_KErrNone(User::FreeLogicalDevice(KLdrTestLddName));
       
   213 
       
   214 	test.End();
       
   215 	return KErrNone;
       
   216 	}