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1 // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // |
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15 |
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16 /** |
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17 @file |
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18 @internalComponent |
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19 */ |
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20 |
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21 #include <bluetooth/logger.h> |
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22 #include <e32std.h> |
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23 #include "RBnepSetupConnectionRequestControl.h" |
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24 |
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25 #ifdef __FLOG_ACTIVE |
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26 _LIT8(KLogComponent, LOG_COMPONENT_PAN_BNEP); |
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27 #endif |
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28 |
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29 const TInt KRoleUnknown = 0xffff; |
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30 |
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31 /** |
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32 Extract a role UUID. |
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33 @param aRole a TUUID object to update. |
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34 @param aOffset The role extracted is the aOffset the role in the packet. |
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35 valid values are zero and one. |
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36 @return KErrCorrupt Invalid UUID size. |
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37 @internalComponent |
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38 */ |
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39 TInt RBnepSetupConnectionRequestControl::GetRole (TUUID& aRole, TInt aOffset) |
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40 { |
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41 LOG_FUNC |
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42 aRole = TUUID(KRoleUnknown); |
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43 TBuf8<KSdpUUIDMaxLength> buf; |
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44 buf.SetLength(KUUIDSizeLength); |
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45 if(Length() < KUUIDSizeOffset + KUUIDSizeLength) |
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46 { |
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47 return KErrCorrupt; |
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48 } |
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49 CopyOut(buf, KUUIDSizeOffset); |
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50 TInt uuidSize = buf[0]; |
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51 LOG1(_L8("uuidSize = %d"),uuidSize); |
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52 TInt offset; |
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53 switch (uuidSize) |
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54 { |
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55 case 2: |
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56 case 4: |
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57 case 16: |
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58 // If the UUID length is valid, extract its value. |
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59 buf.SetLength(uuidSize); |
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60 //Check the offset is within our buffer boundary |
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61 offset = KUUIDOffset + aOffset * uuidSize; |
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62 if(Length() < offset + uuidSize) |
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63 { |
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64 return KErrCorrupt; |
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65 } |
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66 CopyOut(buf, offset); |
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67 |
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68 TRAPD(err, aRole.SetL(buf)); |
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69 return err; |
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70 default: |
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71 return KErrCorrupt; |
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72 } |
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73 } |
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74 |
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75 /** |
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76 Allocate the memory required for a connection setup request. |
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77 @internalComponent |
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78 */ |
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79 void RBnepSetupConnectionRequestControl::InitL () |
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80 { |
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81 LOG_FUNC |
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82 AllocL(KMaxSizeOfSetupRequest); |
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83 } |
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84 |
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85 /** |
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86 Initialise the role UUIDs. |
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87 @internalComponent |
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88 */ |
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89 void RBnepSetupConnectionRequestControl::SetRolesL (TUUID& aLocalRole, TUUID& aRemoteRole) |
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90 { |
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91 LOG_FUNC |
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92 TInt uuidSize = Max(aLocalRole.MinimumSize(), aRemoteRole.MinimumSize()); |
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93 TBuf8<2*sizeof(TUint8)> header; |
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94 header.SetMax(); |
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95 header[KControlTypeOffset] = EBnepSetupConnectionRequestMessage; |
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96 header[KUUIDSizeOffset] = static_cast<TUint8>(uuidSize); |
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97 CopyIn(header); |
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98 TPtrC8 uuid; |
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99 uuid.Set(aRemoteRole.SpecifiedLengthL(uuidSize)); |
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100 CopyIn(uuid, KUUIDOffset); |
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101 uuid.Set(aLocalRole.SpecifiedLengthL(uuidSize)); |
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102 CopyIn(uuid, KUUIDOffset + uuidSize); |
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103 TrimEnd(KUUIDOffset + (2 * uuidSize)); |
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104 DUMPFRAME(_L8("RBnepSetupConnectionRequestControl")); |
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105 } |
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106 |
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107 |
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108 |