unsigned GetRootPrefixSize(const wchar_t *s) throw() { if (IS_DEVICE_PATH(s)) return kDevicePathPrefixSize; if (IsSuperPath(s)) return GetRootPrefixSize_Of_SuperPath(s); return GetRootPrefixSize_Of_SimplePath(s); }
static bool GetSuperPathBase(CFSTR s, UString &res) { res.Empty(); FChar c = s[0]; if (c == 0) return true; if (c == '.' && (s[1] == 0 || (s[1] == '.' && s[2] == 0))) return true; if (IsSuperOrDevicePath(s)) { #ifdef LONG_PATH_DOTS_FOLDERS_PARSING if ((s)[2] == '.') return true; // we will return true here, so we will try to use these problem paths. if (!AreThereDotsFolders(s + kSuperPathPrefixSize)) return true; UString temp = fs2us(s); unsigned fixedSize = GetRootPrefixSize_Of_SuperPath(temp); if (fixedSize == 0) return true; UString rem = &temp[fixedSize]; if (!ResolveDotsFolders(rem)) return true; temp.DeleteFrom(fixedSize); res += temp; res += rem; #endif return true; } if (c == CHAR_PATH_SEPARATOR) { if (s[1] == CHAR_PATH_SEPARATOR) { UString temp = fs2us(s + 2); unsigned fixedSize = GetRootPrefixSize_Of_NetworkPath(temp); if (fixedSize == 0) // maybe we must ignore that error to allow short network paths? return false; UString rem = &temp[fixedSize]; if (!ResolveDotsFolders(rem)) return false; res += kSuperUncPrefix; temp.DeleteFrom(fixedSize); res += temp; res += rem; return true; } } else { if (IsDrivePath(s)) { UString temp = fs2us(s); UString rem = &temp[kDrivePrefixSize]; if (!ResolveDotsFolders(rem)) return true; res += kSuperPathPrefix; temp.DeleteFrom(kDrivePrefixSize); res += temp; res += rem; return true; } } UString curDir; if (!GetCurDir(curDir)) return false; if (curDir.Back() != WCHAR_PATH_SEPARATOR) curDir += WCHAR_PATH_SEPARATOR; unsigned fixedSizeStart = 0; unsigned fixedSize = 0; const wchar_t *superMarker = NULL; if (IsSuperPath(curDir)) { fixedSize = GetRootPrefixSize_Of_SuperPath(curDir); if (fixedSize == 0) return false; } else { if (IsDrivePath(curDir)) { superMarker = kSuperPathPrefix; fixedSize = kDrivePrefixSize; } else { if (curDir[0] != CHAR_PATH_SEPARATOR || curDir[1] != CHAR_PATH_SEPARATOR) return false; fixedSizeStart = 2; fixedSize = GetRootPrefixSize_Of_NetworkPath(&curDir[2]); if (fixedSize == 0) return false; superMarker = kSuperUncPrefix; } } UString temp; if (c == CHAR_PATH_SEPARATOR) { temp = fs2us(s + 1); } else { temp += &curDir[fixedSizeStart + fixedSize]; temp += fs2us(s); } if (!ResolveDotsFolders(temp)) return false; if (superMarker) res += superMarker; res += curDir.Mid(fixedSizeStart, fixedSize); res += temp; return true; }
bool GetFullPath(CFSTR dirPrefix, CFSTR s, FString &res) { res = s; #ifdef UNDER_CE if (s[0] != CHAR_PATH_SEPARATOR) { if (!dirPrefix) return false; res = dirPrefix; res += s; } #else unsigned prefixSize = GetRootPrefixSize(s); if (prefixSize != 0) { if (!AreThereDotsFolders(s + prefixSize)) return true; UString rem = fs2us(s + prefixSize); if (!ResolveDotsFolders(rem)) return true; // maybe false; res.DeleteFrom(prefixSize); res += us2fs(rem); return true; } /* FChar c = s[0]; if (c == 0) return true; if (c == '.' && (s[1] == 0 || (s[1] == '.' && s[2] == 0))) return true; if (c == CHAR_PATH_SEPARATOR && s[1] == CHAR_PATH_SEPARATOR) return true; if (IsDrivePath(s)) return true; */ UString curDir; if (dirPrefix) curDir = fs2us(dirPrefix); else { if (!GetCurDir(curDir)) return false; } if (!curDir.IsEmpty() && curDir.Back() != WCHAR_PATH_SEPARATOR) curDir += WCHAR_PATH_SEPARATOR; unsigned fixedSize = 0; #ifdef _WIN32 if (IsSuperPath(curDir)) { fixedSize = GetRootPrefixSize_Of_SuperPath(curDir); if (fixedSize == 0) return false; } else { if (IsDrivePath(curDir)) fixedSize = kDrivePrefixSize; else { if (curDir[0] != WCHAR_PATH_SEPARATOR || curDir[1] != WCHAR_PATH_SEPARATOR) return false; fixedSize = GetRootPrefixSize_Of_NetworkPath(&curDir[2]); if (fixedSize == 0) return false; fixedSize += 2; } } #else if (IsDrivePath(curDir)) fixedSize = kDrivePrefixSize; #endif // _WIN32 UString temp; if (s[0] == CHAR_PATH_SEPARATOR) { temp = fs2us(s + 1); } else { temp += curDir.Ptr(fixedSize); temp += fs2us(s); } if (!ResolveDotsFolders(temp)) return false; curDir.DeleteFrom(fixedSize); res = us2fs(curDir); res += us2fs(temp); #endif // UNDER_CE return true; }