FreeCalypso > hg > fc-magnetite

annotate src/ui3/mfw/mfw_str.c @ 575:0198ac1e1a4f

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cfile_symlink for GPF: a more robust approach
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 24 Jan 2019 23:43:00 +0000
parents e8ddbb0837ed
children
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1 /*
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2 +--------------------------------------------------------------------+
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3 | PROJECT: MMI-Framework (8417) $Workfile:: mfw_str.c $|
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4 | $Author:: Es $ CONDAT GmbH $Revision:: 1 $|
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5 | CREATED: 03.08.00 $Modtime:: 03.08.00 18:57 $|
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6 | STATE : code |
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7 +--------------------------------------------------------------------+
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8
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9 MODULE : MFW_STR
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10
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11 PURPOSE : string handling functions
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12
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13 EXPORT :
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14
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15 TO DO :
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16
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17 $History:: mfw_str.c $
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18 */
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19
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20 #define ENTITY_MFW
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21
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22 #if defined (NEW_FRAME)
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23
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24 #include "typedefs.h"
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25 #include "vsi.h"
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26 #include "custom.h"
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27 #include "gsm.h"
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28
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29 #else
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30
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31 #include "STDDEFS.H"
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32 #include "custom.h"
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33 #include "gsm.h"
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34 #include "vsi.h"
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35
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36 #endif
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37
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38 #include "mfw_mfw.h"
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39 #include "mfw_sys.h"
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40 #include "mfw_str.h"
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41
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42
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43
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44 /*
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45 +--------------------------------------------------------------------+
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46 | PROJECT : MMI-Framework (8417) MODULE : MFW_STR |
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47 | STATE : code ROUTINE : mfwStrChr |
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48 +--------------------------------------------------------------------+
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49
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50 PURPOSE : find first occurence of char in string
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51
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52 */
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53
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54 MfwChar* mfwStrChr (MfwChar* p, int c)
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55 {
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56 while (*p && *p != c)
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57 p++;
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58
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59 return (*p) ? p : 0;
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60 }
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61
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62
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63 /*
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64 +--------------------------------------------------------------------+
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65 | PROJECT : MMI-Framework (8417) MODULE : MFW_STR |
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66 | STATE : code ROUTINE : mfwStrLen |
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67 +--------------------------------------------------------------------+
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68
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69 PURPOSE : compute length of string
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70
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71 */
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72
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73 int mfwStrLen (MfwChar *s)
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74 {
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75 int i = 0;
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76
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77 while (*s++)
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78 i++;
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79
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80 return i;
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81 }
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82
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83
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84 /*
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85 +--------------------------------------------------------------------+
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86 | PROJECT : MMI-Framework (8417) MODULE : MFW_STR |
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87 | STATE : code ROUTINE : mfwStrSiz |
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88 +--------------------------------------------------------------------+
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89
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90 PURPOSE : get length of counted string
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91
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92 */
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93
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94 int mfwStrSiz (MfwStr *s)
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95 {
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96 #ifdef MFW_COUNTED_STRINGS
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97 return s->len;
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98 #else
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99 return mfwStrLen(s);
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100 #endif
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101 }
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102
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103
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104 /*
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105 +--------------------------------------------------------------------+
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106 | PROJECT : MMI-Framework (8417) MODULE : MFW_STR |
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107 | STATE : code ROUTINE : mfwStrAt |
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108 +--------------------------------------------------------------------+
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109
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110 PURPOSE : get substring of counted string
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111
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112 */
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113
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114 MfwChar* mfwStrAt (MfwStr *s, int off)
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115 {
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116 #ifdef MFW_COUNTED_STRINGS
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117 return s->s+off;
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118 #else
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119 return s+off;
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120 #endif
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121 }
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122
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123
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124 /*
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125 +--------------------------------------------------------------------+
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126 | PROJECT : MMI-Framework (8417) MODULE : MFW_STR |
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127 | STATE : code ROUTINE : mfwStrCut |
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128 +--------------------------------------------------------------------+
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129
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130 PURPOSE : cut off (shorten) counted string
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131
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132 */
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133
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134 MfwChar* mfwStrCut (MfwStr* s, int n)
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135 {
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136 #ifdef MFW_COUNTED_STRINGS
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137 s->len-=n;
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138 s->s[s->len]=0;
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139 return s->s;
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140 #else
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141 s[mfwStrLen(s)-n] = 0;
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142 return s;
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143 #endif
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144 }
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145
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diff changeset
146
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147 /*
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148 +--------------------------------------------------------------------+
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149 | PROJECT : MMI-Framework (8417) MODULE : MFW_STR |
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150 | STATE : code ROUTINE : mfwStrMov |
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151 +--------------------------------------------------------------------+
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152
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153 PURPOSE : move (copy) a string into a counted string (override)
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154
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155 */
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156
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157 MfwChar* mfwStrMov (MfwStr* d, int o, MfwChar* s)
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158 {
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159 #ifdef MFW_COUNTED_STRINGS
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160 int i = mfwStrLen(s);
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161 memcpy(d->s+o,s,i*sizeof(MfwChar));
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162 d->len = i + o;
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163 d->s[o+i] = 0;
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164 return d->s;
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165 #else
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166 int i = mfwStrLen(s);
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167 memcpy(d+o,s,i*sizeof(MfwChar));
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168 d[o+i] = 0;
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169 return d;
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170 #endif
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171 }
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172
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173
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174 /*
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175 +--------------------------------------------------------------------+
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176 | PROJECT : MMI-Framework (8417) MODULE : MFW_STR |
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177 | STATE : code ROUTINE : mfwStrIns |
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178 +--------------------------------------------------------------------+
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179
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180 PURPOSE : insert (copy) a string into a counted string (expand)
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181
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182 */
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183
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184 MfwChar* mfwStrIns (MfwStr* d, int o, MfwChar* s)
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185 {
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186 #ifdef MFW_COUNTED_STRINGS
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187 int i = mfwStrLen(s);
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188 memmove(d->s+o+i,d->s+o,(mfwStrSiz(d)-o)*sizeof(MfwChar));
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189 memmove(d->s+o,s,i*sizeof(MfwChar));
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190 d->len += i;
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191 return d->s;
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192 #else
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193 int i = mfwStrLen(s);
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194 memmove(d+o+i,d+o,(mfwStrSiz(d)-o)*sizeof(MfwChar));
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195 memmove(d+o,s,i*sizeof(MfwChar));
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196 return d;
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197 #endif
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198 }
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199
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diff changeset
200
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201 /*
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202 +--------------------------------------------------------------------+
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203 | PROJECT : MMI-Framework (8417) MODULE : MFW_STR |
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204 | STATE : code ROUTINE : mfwStrApp |
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205 +--------------------------------------------------------------------+
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206
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207 PURPOSE : append string to counted string
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208
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209 */
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210
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211 MfwChar* mfwStrApp (MfwStr* s, MfwChar* c)
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212 {
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213 return mfwStrMov(s,mfwStrSiz(s),c);
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214 }
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215
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216
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217 /*
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218 +--------------------------------------------------------------------+
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219 | PROJECT : MMI-Framework (8417) MODULE : MFW_STR |
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220 | STATE : code ROUTINE : mfwStrRChr |
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221 +--------------------------------------------------------------------+
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222
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223 PURPOSE : find last occurence of char in string
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224
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225 */
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226
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227 MfwChar* mfwStrRChr (MfwChar* p, int c)
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228 {
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229 int i = mfwStrLen(p);
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230
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231 while (i && p[i-1] != c)
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232 i--;
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233
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234 return (i) ? p + i - 1 : 0;
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235 }