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1 // Copyright (c) 1997-2009 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 // Converter Architecture wrappers for base64 conversion |
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15 // |
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16 // |
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17 |
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18 #include "BASE64.H" |
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19 #include <s32buf.h> |
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20 #include "B64CONV.H" |
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21 |
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22 void CBase64Encoder::ConvertObjectAL(RReadStream& aReadStream, RWriteStream& aWriteStream, MConverterUiObserver* aObserver) |
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23 { |
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24 if (!iCodec) |
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25 iCodec=new(ELeave) CBase64CodecBase; |
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26 else |
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27 iCodec->Reset(); |
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28 iReadStream=aReadStream; |
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29 iWriteStream=aWriteStream; |
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30 iObserver=aObserver; |
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31 } |
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32 |
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33 CBase64Encoder::~CBase64Encoder() |
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34 { |
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35 delete iCodec; |
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36 } |
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37 |
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38 TBool CBase64Encoder::DoConvertL() |
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39 { |
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40 __ASSERT_DEBUG(iCodec,User::Invariant()); |
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41 const TInt inLen=384; |
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42 const TInt outLen=512; |
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43 TBuf8<inLen> inbuf; |
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44 TBuf8<outLen> outbuf; |
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45 TRAPD(err,iReadStream.ReadL(inbuf,inLen)); |
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46 if (!(err==KErrNone || err==KErrEof)) |
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47 User::Leave(err); |
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48 else |
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49 { |
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50 if (err==KErrEof) |
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51 inbuf.SetLength(iReadStream.Source()->SizeL()%inLen); |
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52 iCodec->Encode(inbuf,outbuf); |
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53 iWriteStream.WriteL(outbuf); |
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54 } |
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55 return err!=KErrEof; |
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56 } |
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57 |
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58 TUid CBase64Encoder::Uid() |
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59 { |
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60 return KBase64EncoderUid; |
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61 } |
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62 |
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63 TInt CBase64Encoder::Capabilities() |
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64 { |
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65 return EConvertsObjects; |
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66 } |
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67 |
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68 void CBase64Encoder::CancelConvert() |
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69 { |
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70 __ASSERT_DEBUG(iCodec,User::Invariant()); |
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71 iCodec->Reset(); |
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72 } |
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73 |
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74 // |
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75 // class CBase64Decoder |
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76 // |
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77 |
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78 CBase64Decoder::~CBase64Decoder() |
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79 { |
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80 delete iCodec; |
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81 } |
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82 |
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83 void CBase64Decoder::ConvertObjectAL(RReadStream& aReadStream, RWriteStream& aWriteStream, MConverterUiObserver* aObserver) |
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84 { |
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85 if (!iCodec) |
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86 iCodec=new(ELeave) CBase64CodecBase; |
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87 else |
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88 iCodec->Reset(); |
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89 iReadStream=aReadStream; |
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90 iWriteStream=aWriteStream; |
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91 iObserver=aObserver; |
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92 } |
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93 |
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94 TBool CBase64Decoder::DoConvertL() |
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95 { |
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96 __ASSERT_DEBUG(iCodec,User::Invariant()); |
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97 const TInt inLen=512; |
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98 const TInt outLen=384; |
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99 TBuf8<inLen> inbuf; |
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100 TBuf8<outLen> outbuf; |
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101 TRAPD(err,iReadStream.ReadL(inbuf,inLen)); |
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102 if (!(err==KErrNone || err==KErrEof)) |
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103 User::Leave(err); |
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104 else |
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105 { |
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106 if (err==KErrEof) |
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107 inbuf.SetLength(iReadStream.Source()->SizeL()%inLen); |
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108 iCodec->Decode(inbuf,outbuf); |
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109 iWriteStream.WriteL(outbuf); |
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110 } |
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111 return err!=KErrEof; |
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112 } |
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113 |
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114 TUid CBase64Decoder::Uid() |
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115 { |
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116 TUid uid=KBase64DecoderUid; |
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117 return uid; |
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118 } |
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119 |
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120 TInt CBase64Decoder::Capabilities() |
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121 { |
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122 return EConvertsObjects; |
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123 } |
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124 |
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125 void CBase64Decoder::CancelConvert() |
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126 { |
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127 __ASSERT_DEBUG(iCodec,User::Invariant()); |
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128 iCodec->Reset(); |
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129 } |