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1 // uidinfo.cpp |
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2 // |
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3 // Copyright (c) 2009 - 2010 Accenture. All rights reserved. |
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4 // This component and the accompanying materials are made available |
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5 // under the terms of the "Eclipse Public License v1.0" |
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6 // which accompanies this distribution, and is available |
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7 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 // |
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9 // Initial Contributors: |
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10 // Accenture - Initial contribution |
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11 // |
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12 |
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13 #include <fshell/ioutils.h> |
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14 #include <apgcli.h> |
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15 #include <fshell/ltkutils.h> |
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16 #include <fshell/qr3dll.h> |
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17 |
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18 using namespace IoUtils; |
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19 |
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20 class CCmdUidInfo : public CCommandBase |
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21 { |
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22 public: |
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23 static CCommandBase* NewLC(); |
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24 ~CCmdUidInfo(); |
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25 private: |
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26 CCmdUidInfo(); |
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27 TInt PrintUid(TUint aUid); |
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28 private: // From CCommandBase. |
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29 virtual const TDesC& Name() const; |
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30 virtual void DoRunL(); |
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31 virtual void ArgumentsL(RCommandArgumentList& aArguments); |
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32 virtual void OptionsL(RCommandOptionList& aOptions); |
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33 private: |
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34 TUint iUid; |
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35 TBool iStdin; |
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36 RBuf iBuf; |
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37 }; |
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38 |
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39 CCommandBase* CCmdUidInfo::NewLC() |
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40 { |
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41 CCmdUidInfo* self = new(ELeave) CCmdUidInfo(); |
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42 CleanupStack::PushL(self); |
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43 self->BaseConstructL(); |
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44 return self; |
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45 } |
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46 |
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47 CCmdUidInfo::~CCmdUidInfo() |
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48 { |
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49 iBuf.Close(); |
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50 } |
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51 |
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52 CCmdUidInfo::CCmdUidInfo() |
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53 { |
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54 } |
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55 |
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56 const TDesC& CCmdUidInfo::Name() const |
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57 { |
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58 _LIT(KName, "uidinfo"); |
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59 return KName; |
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60 } |
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61 |
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62 void CCmdUidInfo::ArgumentsL(RCommandArgumentList& aArguments) |
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63 { |
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64 aArguments.AppendUintL(iUid, _L("uid")); |
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65 } |
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66 |
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67 void CCmdUidInfo::OptionsL(RCommandOptionList& aOptions) |
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68 { |
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69 aOptions.AppendBoolL(iStdin, _L("stdin")); |
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70 } |
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71 |
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72 |
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73 EXE_BOILER_PLATE(CCmdUidInfo) |
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74 |
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75 void CCmdUidInfo::DoRunL() |
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76 { |
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77 if (iStdin) |
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78 { |
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79 Stdin().SetReadModeL(RIoReadHandle::ELine); |
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80 TBuf<512> lineBuf; // Note, the code below doesn't properly handle the situation where a given line of input in longer than this buffer. |
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81 while (ETrue) |
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82 { |
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83 TInt err = Stdin().Read(lineBuf); |
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84 if (err == KErrEof) |
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85 { |
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86 break; |
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87 } |
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88 else if (err) |
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89 { |
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90 User::Leave(err); |
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91 } |
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92 if (lineBuf.Length() < 2) continue; |
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93 // In this case we assume hex even without an 0x |
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94 if (lineBuf.Left(2).CompareF(_L("0x")) != 0) lineBuf.Insert(0, _L("0x")); |
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95 TLex lex(lineBuf); |
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96 TUint uid = 0; |
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97 TRAP(err, uid = LtkUtils::HexLexL(lex)); |
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98 if (err) |
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99 { |
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100 PrintWarning(_L("Failed to find a uid on line '%S'"), &lineBuf); |
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101 continue; |
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102 } |
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103 err = PrintUid(uid); |
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104 if (err) |
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105 { |
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106 PrintWarning(_L("Couldn't find exe for uid 0x%08x, err = %d\r\n"), uid, err); |
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107 } |
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108 } |
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109 } |
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110 else if (!iArguments.IsPresent(&iUid)) |
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111 { |
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112 LeaveIfErr(KErrArgument, _L("You must specify either a uid or the --stdin option.")); |
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113 } |
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114 else |
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115 { |
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116 LeaveIfErr(PrintUid(iUid), _L("Couldn't find exe for uid 0x%08x"), iUid); |
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117 } |
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118 } |
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119 |
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120 TInt CCmdUidInfo::PrintUid(TUint aUid) |
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121 { |
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122 TInt err = ExeNameForSid(aUid, iBuf); |
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123 if (err) return err; |
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124 Printf(_L("0x%x %S\r\n"), aUid, &iBuf); |
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125 return KErrNone; |
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126 } |