author | William Roberts <williamr@symbian.org> |
Wed, 10 Nov 2010 13:36:07 +0000 | |
branch | RCL_3 |
changeset 79 | 4b172931a477 |
parent 0 | af10295192d8 |
permissions | -rw-r--r-- |
0
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// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies). |
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// All rights reserved. |
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// This component and the accompanying materials are made available |
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// under the terms of "Eclipse Public License v1.0" |
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// which accompanies this distribution, and is available |
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// at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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// |
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// Initial Contributors: |
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// Nokia Corporation - initial contribution. |
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// |
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// Contributors: |
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// |
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// Description: |
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// Protocol (PAP) - RFC 1334. |
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// |
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// |
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/** |
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@file |
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@brief Source file for the implementation of Password Authentication |
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@internalComponent |
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*/ |
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#include "ppppap.h" |
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#include "PppProg.h" |
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#include "PPPAUTH.H" |
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#include "PPPConfig.h" |
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// |
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CPppPap::CPppPap() |
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{ |
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} |
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CPppPap::~CPppPap() |
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{ |
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if (iPppLcp != 0) |
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TimerDelete(); |
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} |
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void CPppPap::InitL(CPppLcp* aLcp) |
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{ |
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CPppAuthentication::InitL(aLcp); |
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TimerConstructL(KPppFsmTimerPriority); |
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Register(); |
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} |
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void CPppPap::AuthenticateComplete(TInt aStatus) |
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{ |
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ASSERT(iPppLcp != 0); |
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if (aStatus==KErrNone) |
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{ |
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//ignore Error, if fails it will time out |
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//and try again anyway. |
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TRAP_IGNORE(SendAuthRequestL(ETrue)); |
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} |
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else |
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DoFail(aStatus); |
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} |
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void CPppPap::LowerLayerUp() |
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{ |
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ASSERT(iPppLcp != 0); |
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if (iFlags & KPppApIsClient) |
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{ |
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if (IsAuthenticateRequestDone()) |
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{ |
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//ignore Error, if fails it will time out |
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//and try again anyway. |
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TRAP_IGNORE(SendAuthRequestL(ETrue)); |
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} |
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else |
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AuthenticateRequest(); |
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} |
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} |
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void CPppPap::LowerLayerDown(TInt /*aStatus*/) |
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{ |
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ASSERT(iPppLcp != 0); |
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TimerCancel(); |
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} |
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void CPppPap::TimerComplete(TInt /*aStatus*/) |
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{ |
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ASSERT(iPppLcp != 0); |
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if (iTryCount>0) |
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{ |
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//ignore Error, if fails it will time out |
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//and try again anyway. |
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TRAP_IGNORE(SendAuthRequestL()); |
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} |
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} |
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void CPppPap::SendAuthRequestL(TBool aNewRequest) |
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{ |
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const CCredentialsConfig* credentials = iPppLcp->GetCredentials(); |
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#ifdef _UNICODE |
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const TDesC& username = credentials->GetUserName(); |
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HBufC8& user = *HBufC8::NewLC(username.Length()); |
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user.Des().Copy(username); |
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const TDesC& password = credentials->GetPassword(); |
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HBufC8& pass = *HBufC8::NewLC(password.Length()); |
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pass.Des().Copy(password); |
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|
109 |
#else |
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110 |
TPtrC8 user(credentials->GetUserName()), pass(credentials->GetPassword()); |
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111 |
#endif |
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112 |
|
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113 |
RMBufPacket pkt; |
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114 |
RMBufPktInfo* info = NULL; |
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115 |
TInt len = 4+user.Length()+1+pass.Length()+1; |
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116 |
TRAPD(err, pkt.AllocL(len)); |
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117 |
if (err!=KErrNone) |
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118 |
return; |
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119 |
TRAP(err, info = pkt.NewInfoL()); |
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120 |
if (err!=KErrNone) |
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121 |
{ |
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122 |
pkt.Free(); |
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123 |
return; |
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124 |
} |
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125 |
TUint8* ptr = pkt.First()->Ptr(); |
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126 |
*ptr++ = KPppPapRequest; |
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127 |
if (aNewRequest) |
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128 |
{ |
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129 |
iTryCount = KPppPapRetries; |
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130 |
if (++iCurrentId==0) |
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131 |
++iCurrentId; |
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132 |
} |
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133 |
*ptr++ = iCurrentId; |
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134 |
BigEndian::Put16(ptr, (TUint16)len); |
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135 |
ptr += 2; |
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136 |
*ptr++ = (TUint8)user.Length(); |
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137 |
Mem::Copy(ptr, (TUint8*)user.Ptr(), user.Length()); |
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138 |
ptr += user.Length(); |
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139 |
*ptr++ = (TUint8)pass.Length(); |
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140 |
Mem::Copy(ptr, (TUint8*)pass.Ptr(), pass.Length()); |
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141 |
ptr += pass.Length(); |
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142 |
info->iLength = len; |
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143 |
TPppAddr::Cast((info->iDstAddr)).SetProtocol(iPppId); |
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144 |
pkt.Pack(); |
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145 |
SendFrame(pkt); |
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146 |
TimerCancel(); |
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147 |
TimerAfter(KPppPapWaitTime*1000); |
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148 |
--iTryCount; |
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149 |
|
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|
150 |
#ifdef _UNICODE |
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151 |
CleanupStack::PopAndDestroy(&pass); |
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152 |
CleanupStack::PopAndDestroy(&user); |
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153 |
#endif |
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154 |
} |
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|
155 |
|
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|
156 |
|
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157 |
TBool CPppPap::RecvFrame(RMBufChain& aPacket) |
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158 |
{ |
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159 |
ASSERT(iPppLcp != 0); |
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|
160 |
|
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161 |
RMBufPacket pkt; |
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162 |
pkt.Assign(aPacket); |
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163 |
pkt.Unpack(); |
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164 |
RMBufPktInfo* info = pkt.Info(); |
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|
165 |
|
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166 |
TUint8 op; |
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167 |
TUint8 id; |
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168 |
TInt len; |
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|
169 |
|
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170 |
if (IsInactive()) |
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|
171 |
{ |
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172 |
pkt.Free(); |
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173 |
return EFalse; |
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|
174 |
} |
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|
175 |
|
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|
176 |
// Extract and drop LCP header |
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|
177 |
pkt.Align(4); |
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|
178 |
TUint8* ptr = pkt.First()->Ptr(); |
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|
179 |
op = *ptr++; |
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180 |
id = *ptr++; |
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|
181 |
len = BigEndian::Get16(ptr); |
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|
182 |
|
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|
183 |
// Check packet length is OK |
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|
184 |
if (info->iLength<len) |
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|
185 |
{ |
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186 |
// Too short! |
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|
187 |
pkt.Free(); |
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Revision: 201004
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|
188 |
return EFalse; |
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|
189 |
} |
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|
190 |
else if (info->iLength>len) |
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|
191 |
pkt.TrimEnd(len); |
af10295192d8
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diff
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|
192 |
|
af10295192d8
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|
193 |
pkt.TrimStart(4); |
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diff
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|
194 |
|
af10295192d8
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|
195 |
switch (op) |
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|
196 |
{ |
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|
197 |
case KPppPapRequest: |
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|
198 |
{ |
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|
199 |
TInt n; |
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|
200 |
TPtrC8 user; |
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parents:
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|
201 |
TPtrC8 pass; |
af10295192d8
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|
202 |
n = *ptr++; |
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parents:
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|
203 |
user.Set(ptr, n); ptr += n; |
af10295192d8
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|
204 |
n = *ptr++; |
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|
205 |
pass.Set(ptr, n); ptr += n; |
af10295192d8
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|
206 |
} |
af10295192d8
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
207 |
case KPppPapAck: |
af10295192d8
Revision: 201004
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|
208 |
if (id==iCurrentId) |
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|
209 |
{ |
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Revision: 201004
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|
210 |
TimerCancel(); |
af10295192d8
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
211 |
DoSucceed(); |
af10295192d8
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff
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|
212 |
if(iPppLcp->CallbackEnabled() && iPppLcp->CallbackRequestType() != ECallbackIETFRequestTypeMSCBCP) |
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diff
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|
213 |
{ |
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Revision: 201004
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diff
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|
214 |
iPppLcp->CallbackGrantedAndAuthenticated(); |
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Revision: 201004
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|
215 |
iPppLcp->TerminateLink(MNifIfNotify::ECallBack); // all done, shut it all down |
af10295192d8
Revision: 201004
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parents:
diff
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|
216 |
} |
af10295192d8
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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217 |
} |
af10295192d8
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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218 |
break; |
af10295192d8
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
219 |
case KPppPapNak: |
af10295192d8
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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220 |
if (id==iCurrentId) |
af10295192d8
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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221 |
{ |
af10295192d8
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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222 |
TimerCancel(); |
af10295192d8
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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223 |
DoFail(KErrIfAuthenticationFailure); |
af10295192d8
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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|
224 |
} |
af10295192d8
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
225 |
break; |
af10295192d8
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
226 |
} |
af10295192d8
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
227 |
pkt.Free(); |
af10295192d8
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
228 |
return EFalse; |
af10295192d8
Revision: 201004
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
229 |
} |