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1 /* |
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2 * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
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3 * 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 "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 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Contains the source for string to Descriptor16 conversions |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 #include "libutils.h" |
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21 |
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22 |
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23 |
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24 /** |
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25 * Converts a string to a descriptor of type TBuf16 |
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26 * |
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27 * @param aSrc is the string to be converted , aDes is the |
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28 * reference to the descriptor where the result of conversion |
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29 * is stored,n_size specifies the conversion size of the char array |
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30 * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, |
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31 * -3 is EStringNoData) |
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32 */ |
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33 EXPORT_C int StringToTbuf16(string& aSrc, TDes16& aDes) |
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34 { |
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35 int retval = ESuccess; |
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36 const char* charString = aSrc.c_str(); |
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37 int ilen = 0; |
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38 int minusone = -1; |
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39 |
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40 if('\0' == charString[0]) |
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41 { |
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42 return EStringNoData; |
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43 } |
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44 |
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45 ilen = strlen(charString); |
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46 |
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47 if (ilen > aDes.MaxLength()) |
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48 { |
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49 return EInsufficientMemory; |
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50 } |
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51 |
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52 wchar_t* WcharString = new wchar_t[ilen]; |
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53 |
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54 if(!WcharString) |
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55 { |
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56 return EInsufficientSystemMemory; |
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57 } |
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58 |
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59 if(minusone == mbstowcs(WcharString, (const char*)charString, ilen)) |
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60 { |
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61 retval = EInvalidMBSSequence; |
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62 } |
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63 else |
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64 { |
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65 WcharString[ilen] = L'\0'; |
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66 aDes.Copy((unsigned short*)WcharString,ilen); |
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67 } |
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68 |
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69 delete []WcharString; |
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70 return retval; |
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71 } |
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72 |
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73 /** |
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74 * Converts a string to a descriptor of type Tptr16 |
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75 * |
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76 * @param aSrc is the string to be converted , aDes is the |
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77 * reference to the descriptor where the result of conversion |
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78 * is stored |
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79 * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, |
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80 * -3 is EStringNoData , -4 is EInvalidPointer) |
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81 */ |
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82 |
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83 EXPORT_C int StringToTptr16 (string& aSrc, wchar_t *wPtr, TPtr16& aDes) |
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84 { |
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85 int retval = ESuccess; |
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86 int ilen = 0, ideslen = 0; |
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87 const char* charString = aSrc.c_str(); |
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88 int minusone = -1; |
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89 |
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90 if('\0' == charString[0]) |
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91 { |
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92 return EStringNoData; |
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93 } |
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94 else if(!wPtr) |
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95 { |
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96 return EInvalidPointer; |
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97 } |
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98 |
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99 ilen = strlen(charString); |
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100 ideslen = aDes.MaxLength(); |
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101 |
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102 if (ilen > ideslen) |
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103 { |
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104 return EInsufficientMemory; |
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105 } |
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106 |
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107 if(minusone != mbstowcs(wPtr, (const char*)charString, ilen)) |
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108 { |
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109 aDes.Set((unsigned short *)wPtr, ilen, ideslen); |
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110 } |
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111 else |
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112 { |
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113 retval = EInvalidMBSSequence; |
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114 } |
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115 |
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116 return retval; |
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117 } |
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118 |
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119 /** |
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120 * Converts a string to a descriptor of type Tptrc16 |
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121 * |
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122 * @param aSrc is the string to be converted , aDes is the |
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123 * reference to the descriptor where the result of conversion |
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124 * is stored |
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125 * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, |
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126 * -3 is EStringNoData , -4 is EInvalidPointer) |
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127 */ |
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128 |
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129 EXPORT_C int StringToTptrc16(string& aSrc, wchar_t* wptr, TPtrC16& aDes) |
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130 { |
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131 unsigned int ilen = 0; |
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132 int retval = ESuccess; |
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133 const char* charString = aSrc.c_str(); |
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134 int minusone = -1; |
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135 |
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136 if (!wptr) |
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137 { |
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138 return EInvalidPointer; |
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139 } |
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140 |
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141 if('\0' == charString[0]) |
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142 { |
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143 return EStringNoData; |
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144 } |
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145 |
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146 ilen = strlen(charString); |
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147 |
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148 if(minusone != mbstowcs(wptr, (const char*)charString, ilen )) |
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149 { |
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150 aDes.Set((TUint16 *)(wptr), ilen); |
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151 } |
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152 else |
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153 { |
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154 retval = EInvalidMBSSequence; |
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155 } |
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156 |
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157 return retval; |
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158 } |
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159 |
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160 /** |
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161 * Converts a string to a descriptor of type HBufc16 |
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162 * |
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163 * @param aSrc is the string to be converted , aDes is the |
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164 * reference to the descriptor where the result of conversion |
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165 * is stored |
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166 * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, |
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167 * -3 is EStringNoData) |
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168 */ |
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169 |
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170 EXPORT_C int StringToHbufc16(string& aSrc , HBufC16* aDes) |
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171 { |
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172 int retval = ESuccess; |
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173 unsigned int ilen = 0, ilendes = 0; |
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174 const char* charString = aSrc.c_str(); |
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175 int minusone = -1; |
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176 |
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177 if('\0' == charString[0]) |
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178 { |
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179 return EStringNoData; |
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180 } |
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181 else if (!aDes) |
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182 { |
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183 return EInvalidPointer; |
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184 } |
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185 |
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186 ilen = strlen(charString); |
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187 ilendes = aDes->Length(); |
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188 |
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189 if (0 == ilendes) |
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190 { |
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191 return EUseNewMaxL; |
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192 } |
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193 else if (ilendes < ilen) |
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194 { |
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195 return EInsufficientMemory; |
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196 } |
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197 |
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198 wchar_t* WcharString = new wchar_t[ilen]; |
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199 |
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200 if(!WcharString) |
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201 { |
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202 return EInsufficientSystemMemory; |
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203 } |
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204 |
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205 if(minusone == mbstowcs(WcharString, (const char*)charString, ilen)) |
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206 { |
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207 retval = EInvalidMBSSequence; |
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208 } |
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209 else |
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210 { |
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211 TPtrC16 temp((unsigned short*)WcharString, ilen); |
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212 *aDes = temp; |
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213 } |
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214 |
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215 delete[] WcharString; |
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216 return retval; |
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217 } |
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218 |
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219 /** |
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220 * Converts a string to a descriptor of type RBufc16 |
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221 * |
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222 * @param aSrc is the string to be converted , aDes is the |
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223 * reference to the descriptor where the result of conversion |
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224 * is stored |
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225 * @return Status code (0 is ESuccess, -1 is EInsufficientMemory, |
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226 * -3 is EStringNoData ) |
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227 */ |
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228 |
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229 EXPORT_C int StringToRbuf16(const string& aSrc, RBuf16& aDes) |
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230 { |
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231 int retval = ESuccess; |
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232 unsigned int ilen = 0; |
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233 int minusone = -1; |
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234 |
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235 const char* charString = aSrc.c_str(); |
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236 |
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237 if('\0' == charString[0]) |
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238 { |
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239 return EStringNoData; |
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240 } |
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241 |
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242 ilen = strlen(charString); |
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243 |
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244 wchar_t* buf = new wchar_t[ilen]; |
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245 |
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246 if (!buf) |
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247 { |
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248 return EInsufficientMemory; |
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249 } |
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250 |
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251 if(minusone != mbstowcs(buf, charString, ilen)) |
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252 { |
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253 int ret = aDes.Create(ilen); |
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254 if (KErrNone == ret) |
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255 { |
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256 aDes.Copy((const unsigned short *)buf, ilen); |
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257 } |
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258 else |
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259 { |
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260 retval = EInsufficientSystemMemory; |
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261 } |
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262 |
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263 } |
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264 else |
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265 { |
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266 retval = EInvalidMBSSequence; |
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267 |
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268 } |
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269 |
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270 delete []buf; |
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271 return retval; |
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272 } |