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1 // Copyright (c) 1995-2009 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 the License "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 // f32\sfsrv\cl_fmt.cpp |
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15 // |
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16 // |
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17 |
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18 #include "cl_std.h" |
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19 |
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20 |
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21 |
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22 |
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23 EXPORT_C TInt RFormat::Open(RFs& aFs,const TDesC& aName,TUint aFormatMode,TInt& aCount) |
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24 /** |
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25 Opens a device for formatting. |
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26 |
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27 The device may be formatted either at high or low density. |
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28 |
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29 Devices which support read-only media may not be formatted. This includes |
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30 the ROM on drive Z:. All files on the drive must be closed otherwise |
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31 an error is returned. |
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32 |
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33 @param aFs The file server session. Must be connected. |
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34 @param aName The drive to be formatted, specified as a drive letter |
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35 followed by a colon. |
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36 @param aFormatMode The format mode. See TFormatMode. |
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37 @param aCount On successful return, contains the number of tracks which |
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38 remain to be formatted. This value is passed to the first |
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39 iteration of Next(), which then decrements the value on |
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40 this and subsequent calls to Next(). |
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41 |
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42 @return KErrNone, if successful, otherwise one of the other system wide error |
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43 codes. |
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44 |
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45 @see TFormatMode |
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46 |
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47 @capability DiskAdmin |
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48 |
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49 */ |
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50 { |
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51 TRACEMULT3(UTF::EBorder, UTraceModuleEfsrv::EFormat1Open, MODULEUID, aFs.Handle(), aName, aFormatMode); |
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52 |
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53 TPtr8 c((TUint8*)&aCount,sizeof(TUint),sizeof(TUint)); |
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54 TInt r = CreateSubSession(aFs,EFsFormatOpen,TIpcArgs(&aName,aFormatMode,&c)); |
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55 |
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56 TRACERET3(UTF::EBorder, UTraceModuleEfsrv::EFormatOpen1Return, MODULEUID, r, SubSessionHandle(), aCount); |
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57 return r; |
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58 } |
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59 |
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60 |
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61 EXPORT_C TInt RFormat::Open(RFs& aFs,const TDesC& aName,TUint aFormatMode,TInt& aCount,const TDesC8& aInfo) |
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62 /** |
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63 Opens a device for formatting. User can specify new format parameters by anInfo. |
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64 |
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65 The device may be formatted either at high or low density. |
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66 |
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67 Devices which support read-only media may not be formatted. This includes |
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68 the ROM on drive Z:. All files on the drive must be closed otherwise |
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69 an error is returned. |
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70 |
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71 @param aFs The file server session. Must be connected. |
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72 @param aName The drive to be formatted, specified as a drive letter |
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73 followed by a colon. |
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74 @param aFormatMode The format mode. See TFormatMode. |
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75 @param aCount On successful return, contains the number of tracks which |
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76 remain to be formatted. This value is passed to the first |
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77 iteration of Next(), which then decrements the value on |
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78 this and subsequent calls to Next(). |
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79 @param anInfo Special format information specified by user. |
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80 |
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81 @return KErrNone, if successful, otherwise one of the other system wide error |
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82 codes. |
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83 |
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84 @see TFormatMode |
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85 |
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86 @capability DiskAdmin |
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87 */ |
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88 { |
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89 TRACEMULT4(UTF::EBorder, UTraceModuleEfsrv::EFormat2Open, MODULEUID, aFs.Handle(), aName, aFormatMode, TUint(&aInfo)); |
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90 |
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91 TInt size = sizeof(TUint)+aInfo.Length(); |
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92 TUint8* buf = new TUint8[size]; |
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93 |
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94 TInt r; |
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95 if (!buf) |
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96 { |
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97 r = KErrNoMemory; |
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98 } |
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99 else |
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100 { |
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101 TPtr8 c(buf, size); |
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102 c.Append((TUint8*)&aCount, sizeof(TUint)); |
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103 c.Append(aInfo); |
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104 r = CreateSubSession(aFs,EFsFormatOpen,TIpcArgs(&aName,aFormatMode,&c)); |
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105 aCount = *(TInt*)(&c[0]); |
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106 delete[] buf; |
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107 } |
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108 |
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109 TRACERET3(UTF::EBorder, UTraceModuleEfsrv::EFormatOpen2Return, MODULEUID, r, SubSessionHandle(), aCount); |
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110 return r; |
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111 } |
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112 |
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113 |
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114 |
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115 EXPORT_C void RFormat::Close() |
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116 /** |
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117 Closes the Format subsession. |
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118 |
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119 Any open files are closed when the file server session is closed. |
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120 |
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121 Close() is guaranteed to return, and provides no indication whether |
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122 it completed successfully or not. |
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123 */ |
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124 { |
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125 TRACE2(UTF::EBorder, UTraceModuleEfsrv::EFormatClose, MODULEUID, Session().Handle(), SubSessionHandle()); |
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126 |
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127 CloseSubSession(EFsFormatSubClose); |
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128 |
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129 TRACE0(UTF::EBorder, UTraceModuleEfsrv::EFormatCloseReturn, MODULEUID); |
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130 } |
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131 |
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132 |
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133 |
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134 EXPORT_C TInt RFormat::Next(TInt& aStep) |
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135 /** |
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136 Executes the next format step. |
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137 |
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138 This is a synchronous function, which returns when the formatting step |
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139 is complete. |
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140 |
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141 @param aStep The step number. On return, it is decremented to indicate what |
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142 stage the formatting has reached. Before the first call to this |
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143 function, this value is seeded with the number of tracks remaining |
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144 to be formatted as returned by RFormat::Open(). |
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145 The function should be called repeatedly until aStep reaches zero. |
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146 |
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147 @return KErrNone, if successful, otherwise one of the other system wide error codes. |
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148 |
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149 @see RFormat::Open |
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150 |
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151 @capability DiskAdmin |
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152 |
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153 */ |
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154 { |
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155 TRACE2(UTF::EBorder, UTraceModuleEfsrv::EFormatNext1, MODULEUID, Session().Handle(), SubSessionHandle()); |
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156 |
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157 TPckg<TInt> e(aStep); |
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158 TInt r = SendReceive(EFsFormatNext,TIpcArgs(&e)); |
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159 |
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160 TRACERET2(UTF::EBorder, UTraceModuleEfsrv::EFormatNext1Return, MODULEUID, r, aStep); |
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161 return r; |
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162 } |
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163 |
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164 |
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165 |
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166 |
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167 EXPORT_C void RFormat::Next(TPckgBuf<TInt>& aStep,TRequestStatus& aStatus) |
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168 /** |
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169 Executes the next format step. |
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170 |
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171 This is an asynchronous function. |
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172 |
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173 @param aStep The step number. On return, it is decremented to indicate what |
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174 stage the formatting has reached. Before the first call to this |
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175 function, this value is seeded with the number of tracks remaining |
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176 to be formatted as returned by RFormat::Open(). |
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177 The function should be called repeatedly until aStep reaches zero. |
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178 |
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179 @param aStatus The request status. On request completion, contains a completion |
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180 code: |
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181 KErrNone, if successful, otherwise one of the other system-wide |
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182 error codes. |
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183 |
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184 @see RFormat::Open |
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185 |
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186 @capability DiskAdmin |
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187 |
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188 */ |
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189 { |
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190 TRACE3(UTF::EBorder, UTraceModuleEfsrv::EFormatNext2, MODULEUID, Session().Handle(), SubSessionHandle(), &aStatus); |
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191 |
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192 SendReceive(EFsFormatNext,TIpcArgs(&aStep),aStatus); |
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193 |
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194 TRACE0(UTF::EBorder, UTraceModuleEfsrv::EFormatNext2Return, MODULEUID); |
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195 } |