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1 | daniel-mar | 1 | #include "stdafx.h" |
2 | #pragma hdrstop |
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3 | //#include <windows.h> |
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4 | |||
5 | /* ZStrings.cpp |
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6 | Copyright (C) 2009, 2010 by Russell J. Peters, Roger Aelbrecht |
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7 | |||
8 | This file is part of TZipMaster Version 1.9. |
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9 | |||
10 | TZipMaster is free software: you can redistribute it and/or modify |
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11 | it under the terms of the GNU Lesser General Public License as published by |
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12 | the Free Software Foundation, either version 3 of the License, or |
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13 | (at your option) any later version. |
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14 | |||
15 | TZipMaster is distributed in the hope that it will be useful, |
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16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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18 | GNU Lesser General Public License for more details. |
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19 | |||
20 | You should have received a copy of the GNU Lesser General Public License |
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21 | along with TZipMaster. If not, see <http://www.gnu.org/licenses/>. |
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22 | |||
23 | contact: problems@delphizip.org (include ZipMaster in the subject). |
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24 | updates: http://www.delphizip.org |
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25 | DelphiZip maillist subscribe at http://www.freelists.org/list/delphizip |
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26 | ************************************************************************/ |
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27 | |||
28 | #include "delzip.h" |
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29 | //#include "common.h" |
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30 | #include "ZStrings.h" |
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31 | #include "dz_errs.h" |
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32 | |||
33 | #undef _DZ_FILE_ |
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34 | #define _DZ_FILE_ DZ_ZSTRINGS_CPP |
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35 | //--------------------------------------------------------------------------- |
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36 | |||
37 | DZStrW __fastcall StrIncSep(const DZStrW &p) |
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38 | { |
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39 | if (!p.IsEmpty() && p.LastChar() != _T('\\') && p.LastChar() != _T(':')) |
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40 | return p + _T('\\'); |
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41 | |||
42 | return p; |
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43 | } |
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44 | |||
45 | DZStrW __fastcall StrExcSep(const DZStrW &p) |
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46 | { |
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47 | if (!p.IsEmpty() && p.LastChar() == _T('\\')) |
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48 | return p.Left(p.length() - 1); |
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49 | |||
50 | return p; |
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51 | } |
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52 | |||
53 | DZStrW __fastcall StrIntSep(const DZStrW &str) |
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54 | { |
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55 | DZStrW tmp(str); |
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56 | if (!str) |
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57 | return tmp; |
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58 | wchar_t *buf = tmp.GetBuffer(); |
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59 | while (*buf) |
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60 | { |
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61 | if (*buf == L'\\') |
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62 | *buf = L'/'; |
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63 | buf++; |
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64 | } |
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65 | return tmp; |
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66 | } |
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67 | |||
68 | DZStrA __fastcall StrIntSep(const DZStrA &str) |
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69 | { |
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70 | DZStrA tmp(str); |
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71 | if (!str) |
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72 | return tmp; |
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73 | char *buf = tmp.GetBuffer(); |
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74 | while (*buf) |
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75 | { |
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76 | if (*buf == '\\') |
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77 | *buf = '/'; |
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78 | buf++; |
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79 | } |
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80 | return tmp; |
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81 | } |
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82 | |||
83 | DZStrW __fastcall StrExtSep(const DZStrW &str) |
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84 | { |
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85 | DZStrW tmp(str); |
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86 | if (!str) |
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87 | return tmp; |
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88 | wchar_t *buf = tmp.GetBuffer(); |
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89 | while (*buf) |
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90 | { |
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91 | if (*buf == L'/') |
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92 | *buf = L'\\'; |
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93 | buf++; |
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94 | } |
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95 | return tmp; |
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96 | } |
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97 | |||
98 | DZStrA __fastcall StrExtSep(const DZStrA &str) |
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99 | { |
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100 | DZStrA tmp(str); |
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101 | if (!str) |
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102 | return tmp; |
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103 | char *buf = tmp.GetBuffer(); |
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104 | while (*buf) |
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105 | { |
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106 | if (*buf == '/') |
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107 | *buf = '\\'; |
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108 | buf++; |
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109 | } |
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110 | return tmp; |
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111 | } |
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112 | |||
113 | //DZStrA __fastcall StrSafe(const DZStrA &str) |
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114 | //{ |
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115 | // DZStrA tmp(str); |
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116 | // if (!str) |
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117 | // return tmp; |
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118 | // char *buf = tmp.GetBuffer(); |
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119 | // while (*buf) |
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120 | // { |
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121 | // if (*buf < 0x20) |
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122 | // *buf = '_'; |
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123 | // if (Is_InA("<>|:;*?\"\'", *buf)) |
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124 | // *buf = '_'; |
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125 | // buf++; |
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126 | // } |
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127 | // return tmp; |
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128 | //} |
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129 | |||
130 | |||
131 | |||
132 | const char hx[16] = "0123456789ABCDEF"; |
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133 | |||
134 | DZStrA __fastcall toHex(unsigned val, unsigned cnt) |
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135 | { |
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136 | DZStrA tmp; |
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137 | char* bp = tmp.GetBuffer(cnt) + cnt; |
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138 | int x = cnt; |
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139 | while (val && x-- > 0) |
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140 | { |
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141 | *--bp = hx[val & 0x0f]; |
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142 | val >>= 4; |
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143 | } |
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144 | while (x-- > 0) |
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145 | *--bp = '0'; |
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146 | tmp.ReleaseBuffer(cnt); |
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147 | return tmp; |
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148 | } |
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149 | |||
150 | DZStrA __fastcall StrToOEM(const DZStrW &str) |
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151 | { |
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152 | DZStrA ret; |
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153 | |||
154 | // if (!HasExtended(str)) |
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155 | if (!str.BadDOS()) |
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156 | { |
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157 | ret = str; |
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158 | return ret; |
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159 | } |
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160 | |||
161 | DZStrW s(str); |
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162 | |||
163 | // int mx = 3 + str.length() * 4; // allow worst case - all double |
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164 | CharToOem(s, ret.GetBuffer(s.length())); |
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165 | ret.ReleaseBuffer(); |
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166 | return ret; |
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167 | } |
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168 | |||
169 | DZStrA __fastcall StrToOEM(const DZStrA &str) |
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170 | { |
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171 | DZStrA ret; |
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172 | |||
173 | // if (!HasExtended(str)) |
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174 | if (!str.BadDOS()) |
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175 | { |
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176 | ret = str; |
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177 | return ret; |
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178 | } |
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179 | |||
180 | DZStrW s(str); |
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181 | |||
182 | // int mx = 3 + s.length() * 4; // allow worst case - all double |
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183 | CharToOem(s, ret.GetBuffer(s.length())); |
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184 | ret.ReleaseBuffer(); |
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185 | return ret; |
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186 | } |
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187 | |||
188 | DZStrA __fastcall StrToUTF8(const DZStrW &str) |
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189 | { |
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190 | DZStrA ret; |
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191 | // Convert to required |
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192 | int cnt = WideCharToMultiByte(CP_UTF8, 0, str, str.length(), NULL, 0, NULL, NULL); |
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193 | |||
194 | if (cnt < 1) |
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195 | return ret; // invalid |
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196 | char* bf = ret.GetBuffer(cnt); |
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197 | cnt = WideCharToMultiByte(CP_UTF8, 0, str, str.length(), bf, cnt, NULL, NULL); |
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198 | bf[cnt] = 0; |
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199 | ret.ReleaseBuffer(); |
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200 | |||
201 | if (cnt < 1) |
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202 | ret.Empty(); |
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203 | |||
204 | return ret; |
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205 | } |
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206 | |||
207 | //DZStrW __fastcall ToStrW(const char *str, int len, UINT cp) |
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208 | //{ |
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209 | // DZStrW retval; |
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210 | // |
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211 | // // convert to Unicode |
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212 | // int wcnt = MultiByteToWideChar(cp, 0, str, len, NULL, 0); |
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213 | // |
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214 | // if (wcnt > 0) |
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215 | // { |
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216 | // wchar_t *bf = retval.GetBuffer(wcnt); |
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217 | // wcnt = MultiByteToWideChar(cp, 0, str, len, bf, wcnt); |
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218 | // bf[wcnt] = 0; |
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219 | // retval.ReleaseBuffer(); |
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220 | // } |
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221 | // |
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222 | // if (wcnt < 1) |
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223 | // retval.Empty(); |
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224 | // |
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225 | // return retval; |
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226 | //} |
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227 | |||
228 | |||
229 | //DZStrW __fastcall UTF8ToStr(const char *str, int len) |
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230 | //{ |
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231 | //// return ToStrW(str, len, CP_UTF8); |
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232 | // return DZStrW(CP_UTF8, str, len); |
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233 | //} |
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234 | |||
235 | |||
236 | DZStrW __fastcall OEMToStr(const char *str) |
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237 | { |
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238 | DZStrW tmp; |
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239 | OemToChar(str, tmp.GetBuffer(strlen(str) * 5)); |
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240 | tmp.ReleaseBuffer(); |
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241 | DZStrW ret = tmp; |
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242 | return ret; |
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243 | } |
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244 | /* |
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245 | bool __fastcall HasExtended(const TCHAR* str) |
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246 | { |
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247 | TCHAR c; |
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248 | if (!str) |
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249 | return false; |
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250 | |||
251 | for (const TCHAR* p = str; *p; p++) |
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252 | if ((c = *p) < 0x20 || (c > 0x7e)) |
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253 | return true; |
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254 | |||
255 | return false; |
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256 | } |
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257 | |||
258 | bool __fastcall HasExtended(const DZStrA& str) |
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259 | { |
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260 | char c; |
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261 | if (!str) |
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262 | return false; |
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263 | |||
264 | for (const char* p = str.c_str(); *p; p++) |
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265 | if ((c = *p) < 0x20 || (c > 0x7e)) |
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266 | return true; |
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267 | |||
268 | return false; |
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269 | } |
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270 | |||
271 | bool __fastcall HasExtended(const DZStrW& str) |
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272 | { |
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273 | wchar_t c; |
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274 | |||
275 | if (!str) |
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276 | return false; |
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277 | for (const wchar_t* p = str.c_str(); *p; p++) |
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278 | if ((c = *p) < 0x20 || (c > 0x7e)) |
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279 | return true; |
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280 | |||
281 | return false; |
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282 | } |
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283 | */ |
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284 | int __fastcall UTF8SeqLen(char u8) |
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285 | { |
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286 | if (u8 >= 0) //< 0x80) |
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287 | return 0; |
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288 | |||
289 | if (((unsigned char)u8 & 0xFE) == 0xFC) |
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290 | return 6; |
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291 | |||
292 | if (((unsigned char)u8 & 0xFC) == 0xF8) |
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293 | return 5; |
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294 | |||
295 | if (((unsigned char)u8 & 0xF8) == 0xF0) |
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296 | return 4; |
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297 | |||
298 | if (((unsigned char)u8 & 0xF0) == 0xE0) |
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299 | return 3; |
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300 | |||
301 | if (((unsigned char)u8 & 0xE0) == 0xC0) |
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302 | return 2; |
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303 | |||
304 | return -1; // trailing byte - invalid |
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305 | } |
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306 | /* |
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307 | // test for valid UTF8 character(s) > 0 _ some, 0 _ none, < 0 _ invalid |
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308 | int __fastcall ValidUTF8(const char *str, int len) |
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309 | { |
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310 | int ret = 0; |
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311 | char ch; |
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312 | |||
313 | if (len < 0) |
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314 | len = strlen(str); |
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315 | |||
316 | int i = 0; |
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317 | |||
318 | while (i++ < len) |
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319 | { |
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320 | if ((ch = *str++) == 0) |
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321 | return -2; |
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322 | |||
323 | int ul = UTF8SeqLen(ch); |
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324 | |||
325 | if (ul) |
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326 | { |
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327 | if (ul < 0) |
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328 | return -1; |
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329 | |||
330 | // first in seq |
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331 | while (i++ < len && ul-- > 1) |
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332 | { |
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333 | if ((*(const unsigned char*)str++ & 0xC0) != 0x80) |
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334 | return -1; |
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335 | } |
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336 | |||
337 | ret++; |
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338 | } |
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339 | } |
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340 | |||
341 | return ret; |
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342 | } |
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343 | */ |
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344 | // test for valid UTF8 character(s) > 0 _ some, 0 _ none, < 0 _ invalid |
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345 | int __fastcall ValidUTF8(const DZStrA &str) |
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346 | { |
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347 | int ret = 0; |
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348 | char ch; |
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349 | |||
350 | if (!str) |
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351 | return 0;//ret; |
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352 | // return ValidUTF8(str.c_str()); |
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353 | const char* p = str.c_str(); |
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354 | const char* endp = p + str.length(); |
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355 | |||
356 | while (p < endp) |
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357 | { |
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358 | if ((ch = *p++) == 0) |
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359 | return -1; // invalid |
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360 | |||
361 | int ul = UTF8SeqLen(ch); |
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362 | |||
363 | if (ul) |
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364 | { |
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365 | if (ul < 0) |
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366 | return -1; |
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367 | |||
368 | // first in seq |
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369 | while (ul-- > 1) |
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370 | { |
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371 | if (p >= endp) |
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372 | return -1; |
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373 | |||
374 | ch = *p++; |
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375 | if (((unsigned char)ch & 0xC0) != 0x80) |
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376 | return -1; |
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377 | } |
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378 | |||
379 | ret++; |
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380 | } |
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381 | } |
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382 | |||
383 | return ret; |
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384 | } |
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385 | |||
386 | |||
387 | // return >0 has drive, 0 no drive, -1 stream, -2 autostream |
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388 | int __fastcall Is_Drv(const DZStrW &spec) |
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389 | { |
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390 | if (spec.length() < 2) |
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391 | return 0; |
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392 | |||
393 | int colon = spec.Find(_T(':')); |
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394 | if (colon < 1) |
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395 | return 0; |
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396 | |||
397 | TCHAR c = spec[0]; |
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398 | if (colon == 1 && _istalpha(c)) |
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399 | return 1; |
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400 | |||
401 | int sno = 0; |
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402 | for (int i = 0; i < colon; i++) |
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403 | { |
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404 | if (!_istdigit(spec[i])) |
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405 | return 0; // invalid |
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406 | sno = (sno * 10) + (spec[i] & 15); |
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407 | } |
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408 | return -(sno + 2); |
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409 | } |
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410 | |||
411 | // return >0 has drive, 0 no drive, -1 stream, -2 autostream |
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412 | int __fastcall Is_DrvEx(const DZStrW &spec) |
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413 | { |
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414 | int r = Is_Drv(spec); |
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415 | |||
416 | if (r) |
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417 | return r; |
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418 | |||
419 | if (spec.length() >= 2) |
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420 | { |
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421 | TCHAR c = spec[0]; |
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422 | |||
423 | if ((c == BSLASH && spec[1] == BSLASH) || |
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424 | (c == SLASH && spec[1] == SLASH)) |
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425 | return 2; |
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426 | } |
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427 | |||
428 | return 0; |
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429 | } |
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430 | |||
431 | const TCHAR * __fastcall Is_In(const TCHAR *p, TCHAR c) |
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432 | { |
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433 | for (; *p; p++) |
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434 | { |
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435 | if (*p == c) |
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436 | return p; |
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437 | } |
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438 | |||
439 | return NULL; |
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440 | } |
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441 | |||
442 | const char * __fastcall Is_InA(const char *p, char c) |
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443 | { |
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444 | for (; *p; p++) |
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445 | { |
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446 | if (*p == c) |
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447 | return p; |
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448 | } |
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449 | |||
450 | return NULL; |
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451 | } |
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452 | |||
453 | //const int Z_BAD_DRIVE = 1; |
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454 | //const int Z_BAD_SEP = 2; |
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455 | //const int Z_BAD_SPACE = 4; // lead/trail space |
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456 | //const int Z_BAD_CLEN = 8; // component too long |
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457 | //const int Z_BAD_CHAR = 16; // invalid char |
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458 | //const int Z_BAD_PARENT = 32; // attempt to back below root |
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459 | int __fastcall CheckComponent(const DZStrW& c) |
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460 | { |
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461 | int clen = c.length(); |
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462 | |||
463 | if (clen < 1) |
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464 | return Z_BAD_SEP; |
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465 | |||
466 | if (_istspace(c[0]) || _istspace(c.LastChar())) |
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467 | return Z_BAD_SPACE; // leading/trailing blanks not allowed |
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468 | |||
469 | if (clen > 255) //= MAX_PATH-3) |
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470 | return Z_BAD_CLEN; |
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471 | |||
472 | #ifdef UNICODE |
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473 | for(int i=0;i<clen;i++) |
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474 | if (c[i] < ' ') |
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475 | return Z_BAD_CHAR; |
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476 | #else |
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477 | for(int i=0;i<clen;i++) |
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478 | if (c[i] < ' ' && c[i] >= 0) |
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479 | return Z_BAD_CHAR; |
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480 | #endif |
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481 | |||
482 | if (c.FindOneOf(_T("<>:\"|")) >= 0) |
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483 | return Z_BAD_CHAR; |
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484 | |||
485 | if (!c.Compare(_T("."))) |
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486 | return Z_IS_THIS; |
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487 | |||
488 | if (!c.Compare(_T(".."))) |
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489 | return Z_IS_PARENT; |
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490 | |||
491 | // if (c.Find(_T("..")) >= 0) |
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492 | // return Z_BAD_CHAR; |
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493 | |||
494 | if (Is_In(_T("AaCcLlNnPp"), c[0])) |
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495 | { |
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496 | // check invalid names |
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497 | int dt = c.Find(DOT); |
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498 | |||
499 | if (clen >= 3 && (dt > 3 || dt < 0)) |
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500 | { |
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501 | DZStrW bads(_T("COM,LPT,AUX,CON,NUL,PRN")); |
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502 | DZStrW f3(c, 3); |
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503 | f3.ToUpper(); |
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504 | int m = bads.Find(f3); |
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505 | |||
506 | if (m >= 0 && !(m & 3)) |
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507 | { |
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508 | // starts with bad |
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509 | if (m > 7 && (clen == 3 || c[3] == DOT)) |
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510 | return Z_BAD_NAME; |
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511 | |||
512 | if (clen > 3 && Is_In(_T("123456789"), c[3]) && |
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513 | (clen == 4 || c[4] == DOT)) |
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514 | return Z_BAD_NAME; |
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515 | } |
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516 | } |
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517 | } |
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518 | |||
519 | return 0; // good |
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520 | } |
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521 | |||
522 | int __fastcall CleanPath(const DZStrW& pathin, DZStrW& pathout) |
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523 | { |
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524 | int posn = DriveLen(pathin); |
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525 | |||
526 | if (posn < 0) |
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527 | return Z_BAD_DRIVE; |
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528 | |||
529 | pathout = pathin.Left(posn); |
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530 | |||
531 | // if (posn > 2) |
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532 | pathout = StrExtSep(pathout); |
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533 | // else |
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534 | // { |
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535 | TCHAR ch = pathin[posn]; |
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536 | |||
537 | if (ch == BSLASH || ch == SLASH) |
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538 | { |
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539 | pathout += BSLASH; |
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540 | posn++; |
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541 | } |
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542 | // } |
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543 | |||
544 | int len = pathin.length(); |
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545 | |||
546 | if (len < 1) |
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547 | return 0; |
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548 | |||
549 | int root = pathout.length() - 1; |
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550 | int components = 0; |
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551 | |||
552 | while (posn < len) |
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553 | { |
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554 | // find end of component |
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555 | int eoc = pathin.FindOneOf(_T("\\/"), posn); |
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556 | DZStrW c; |
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557 | |||
558 | if (eoc < 0) |
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559 | c = pathin.Mid(posn); // rest of string |
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560 | else |
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561 | { |
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562 | c = pathin.Mid(posn, eoc - posn); |
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563 | posn = eoc + 1; // next component |
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564 | } |
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565 | |||
566 | int r = CheckComponent(c); |
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567 | if (r == Z_IS_THIS && !components) |
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568 | r = 0; |
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569 | |||
570 | if (r < 0) |
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571 | { |
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572 | if (r > Z_BAD_PARENT) |
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573 | return r; // bad |
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574 | |||
575 | if (r == Z_IS_THIS) |
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576 | continue; // '.' |
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577 | |||
578 | // backup |
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579 | int pc = pathout.ReverseFind(BSLASH, pathout.length() - 2); |
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580 | |||
581 | if (pc < 0 && pathout[root] != BSLASH) |
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582 | pc = root; |
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583 | |||
584 | if (pc < root) |
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585 | return Z_BAD_PARENT; |
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586 | |||
587 | pathout = pathout.Left(pc + 1); // truncate |
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588 | continue; |
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589 | } |
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590 | |||
591 | pathout += c; |
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592 | |||
593 | if (eoc < 0) |
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594 | break; |
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595 | |||
596 | pathout += BSLASH; |
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597 | components++; |
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598 | } |
||
599 | |||
600 | if (pathout.FindOneOf(_T("*?")) >= 0) |
||
601 | { |
||
602 | return Z_WILD; |
||
603 | } |
||
604 | |||
605 | return 0; |
||
606 | } |
||
607 | |||
608 | // return length drive or //host/share/ return < 0 if invalid |
||
609 | int __fastcall DriveLen(const DZStrW &fspec) |
||
610 | { |
||
611 | int d = Is_DrvEx(fspec); |
||
612 | |||
613 | if (d == 1) |
||
614 | return 2; |
||
615 | |||
616 | if (!d) |
||
617 | return 0; |
||
618 | |||
619 | if (d == -1) |
||
620 | return 2; // default stream |
||
621 | |||
622 | if (d < 0) |
||
623 | { // stream |
||
624 | d = 0; |
||
625 | while (_istdigit(fspec[d])) |
||
626 | d++; |
||
627 | return fspec[d] == ':' ? d + 1 : 0; |
||
628 | } |
||
629 | |||
630 | TCHAR c = fspec[0]; |
||
631 | int eoh = fspec.Find(c, 2); |
||
632 | |||
633 | if (eoh < 0) |
||
634 | return -1; // invalid |
||
635 | |||
636 | if (eoh == 4 && fspec[2] == _T('?')) |
||
637 | { |
||
638 | eoh = fspec.Find(c, 2); |
||
639 | |||
640 | if (eoh < 0) |
||
641 | return 4; // nothing follows |
||
642 | } |
||
643 | |||
644 | // find end of host |
||
645 | int eos = fspec.Find(c, eoh + 1); |
||
646 | |||
647 | if (eos < 0) |
||
648 | return 0;//-2; // no share |
||
649 | |||
650 | // return ++eos; // count trailing slash |
||
651 | return eos; // don't count trailing slash |
||
652 | } |
||
653 | |||
654 | DWORD __fastcall GetFileAttrs(const DZStrW& p) |
||
655 | { |
||
656 | WIN32_FIND_DATA fdata; |
||
657 | HANDLE fh; |
||
658 | DWORD ret = -1; // no_file indicator |
||
659 | |||
660 | fh = FindFirstFile(p, &fdata); |
||
661 | |||
662 | if (fh != INVALID_HANDLE_VALUE) |
||
663 | { |
||
664 | ret = fdata.dwFileAttributes; |
||
665 | FindClose(fh); |
||
666 | } |
||
667 | |||
668 | return ret; |
||
669 | } |
||
670 | |||
671 | bool __fastcall IsWild(const DZStrW& p) |
||
672 | { |
||
673 | int t = p.FindOneOf(_T("?*")); |
||
674 | return t >= 0; |
||
675 | } |
||
676 | |||
677 | bool __fastcall Is_AbsPath(const DZStrW& pth) |
||
678 | { |
||
679 | return Is_DrvEx(pth) == 0; |
||
680 | } |
||
681 | TCHAR __fastcall LastChar(const TCHAR *p) |
||
682 | { |
||
683 | TCHAR ret = 0; |
||
684 | |||
685 | if (p) |
||
686 | { |
||
687 | for (; *p; p = _tcsinc(p)) |
||
688 | ret = *p; |
||
689 | } |
||
690 | |||
691 | return ret; |
||
692 | } |
||
693 | |||
694 | const char* DupStr(const DZStrA& from) |
||
695 | { |
||
696 | char *tmp = NULL; |
||
697 | |||
698 | if (!from.IsEmpty()) |
||
699 | { |
||
700 | tmp = new char[from.length()+1]; |
||
701 | strcpy(tmp, from.c_str()); |
||
702 | } |
||
703 | |||
704 | return tmp; |
||
705 | } |
||
706 | |||
707 | const wchar_t* DupStr(const DZStrW& from) |
||
708 | { |
||
709 | wchar_t* tmp = NULL; |
||
710 | |||
711 | if (!from.IsEmpty()) |
||
712 | { |
||
713 | tmp = new wchar_t[from.length()+1]; |
||
714 | wcscpy(tmp, from.c_str()); |
||
715 | } |
||
716 | |||
717 | return tmp; |
||
718 | } |
||
719 | |||
720 | DZStrW __fastcall GetArg(const DZStrW &CmdLine, unsigned &idx, bool AllowPW) |
||
721 | { |
||
722 | DZStrW ret; |
||
723 | TCHAR ch; |
||
724 | if (CmdLine.IsEmpty() || idx >= CmdLine.length()) |
||
725 | return ret; |
||
726 | int Spaces = 0; |
||
727 | const TCHAR *first = CmdLine.c_str() + idx; |
||
728 | const TCHAR *start = first; |
||
729 | const TCHAR *cmd = first; |
||
730 | while (*cmd <= _T(' ') && *cmd) |
||
731 | cmd = CharNext(cmd); |
||
732 | // advance to next, find the length ignoring trailing space |
||
733 | while ((ch = *cmd) != 0) |
||
734 | { |
||
735 | if (ch == _T('/') && Spaces) |
||
736 | break; // at next switch |
||
737 | if (AllowPW && ch == ZPasswordFollows) |
||
738 | break; // at next (Comment) |
||
739 | if (ch <= ' ') |
||
740 | { |
||
741 | cmd = CharNext(cmd); |
||
742 | Spaces++; |
||
743 | continue; |
||
744 | } |
||
745 | |||
746 | if (ch == '"') |
||
747 | { |
||
748 | // copy previous |
||
749 | ret.Append(start, cmd - start); |
||
750 | start = cmd; |
||
751 | start++; // past leading quote |
||
752 | // find end of quote |
||
753 | do |
||
754 | { |
||
755 | cmd = CharNext(cmd); |
||
756 | }while (*cmd != _T('"') && *cmd); |
||
757 | // copy between quotes |
||
758 | ret.Append(start, cmd - start); |
||
759 | |||
760 | start = ++cmd; // end quote |
||
761 | Spaces = 0; |
||
762 | continue; |
||
763 | } |
||
764 | |||
765 | // just a character |
||
766 | cmd = CharNext(cmd); |
||
767 | Spaces = 0; |
||
768 | } |
||
769 | // copy previous |
||
770 | const TCHAR *lastchar = cmd; |
||
771 | lastchar -= Spaces; |
||
772 | if (lastchar > start) |
||
773 | ret.Append(start, lastchar - start); |
||
774 | idx += cmd - first; |
||
775 | |||
776 | return ret; |
||
777 | } |
||
778 | |||
779 | bool __fastcall DirExists(const DZStrW& path) |
||
780 | { |
||
781 | if (path.IsEmpty()) |
||
782 | return true; |
||
783 | DWORD Code = ::GetFileAttributes(path.c_str()); |
||
784 | return (Code != (unsigned)-1) && (FILE_ATTRIBUTE_DIRECTORY & Code); |
||
785 | } |
||
786 | |||
787 | DZStrW __fastcall ExtractFilePath(const DZStrW path) |
||
788 | { |
||
789 | int npos = path.ReverseFind(BSLASH); |
||
790 | DZStrW ret; |
||
791 | if (npos > 0) |
||
792 | { |
||
793 | ret = path.Left(npos); |
||
794 | } |
||
795 | return ret; |
||
796 | } |
||
797 | |||
798 | bool __fastcall ForceDirectories(const DZStrW Dir, int minlen) |
||
799 | { |
||
800 | // never go below the root or server |
||
801 | if (minlen < 3) |
||
802 | { |
||
803 | minlen = DriveLen(Dir); |
||
804 | if (minlen > 0 && Dir[minlen] == BSLASH) |
||
805 | minlen++; |
||
806 | if (minlen < 3) |
||
807 | minlen = 3; |
||
808 | } |
||
809 | DZStrW sDir = StrExcSep(Dir); |
||
810 | if (sDir.length() < (unsigned)minlen || DirExists(sDir)) |
||
811 | return true; |
||
812 | DZStrW parent = ExtractFilePath(sDir); |
||
813 | if (parent == sDir) |
||
814 | return true; // avoid 'c:\xyz:\' problem. |
||
815 | if (!ForceDirectories(parent, minlen)) |
||
816 | return false; |
||
817 | // return true; |
||
818 | return CreateDirectory(sDir.c_str(), NULL); |
||
819 | } |
||
820 |