return S_OK;
return E_FAIL;
}
+
+#define PATH_CHAR_CLASS_LETTER 0x0001
+#define PATH_CHAR_CLASS_ASTERIX 0x0002
+#define PATH_CHAR_CLASS_DOT 0x0004
+#define PATH_CHAR_CLASS_BACKSLASH 0x0008
+#define PATH_CHAR_CLASS_COLON 0x0010
+#define PATH_CHAR_CLASS_SEMICOLON 0x0020
+#define PATH_CHAR_CLASS_COMMA 0x0040
+#define PATH_CHAR_CLASS_SPACE 0x0080
+#define PATH_CHAR_CLASS_OTHER_VALID 0x0100
+#define PATH_CHAR_CLASS_DOUBLEQUOTE 0x0200
+
+/*************************************************************************
+ * PathIsValidCharAW [internal]
+ *
+ * Check if a char is of a certain class
+ */
+static BOOL WINAPI PathIsValidCharAW(unsigned Ch, DWORD Class)
+{
+ static struct
+ {
+ char Ch;
+ DWORD Class;
+ } CharClass[] =
+ {
+ { ' ', PATH_CHAR_CLASS_SPACE },
+ { '!', PATH_CHAR_CLASS_OTHER_VALID },
+ { '"', PATH_CHAR_CLASS_DOUBLEQUOTE },
+ { '#', PATH_CHAR_CLASS_OTHER_VALID },
+ { '$', PATH_CHAR_CLASS_OTHER_VALID },
+ { '%', PATH_CHAR_CLASS_OTHER_VALID },
+ { '&', PATH_CHAR_CLASS_OTHER_VALID },
+ { '\'', PATH_CHAR_CLASS_OTHER_VALID },
+ { '(', PATH_CHAR_CLASS_OTHER_VALID },
+ { ')', PATH_CHAR_CLASS_OTHER_VALID },
+ { '*', PATH_CHAR_CLASS_ASTERIX },
+ { '+', PATH_CHAR_CLASS_OTHER_VALID },
+ { ',', PATH_CHAR_CLASS_COMMA },
+ { '-', PATH_CHAR_CLASS_OTHER_VALID },
+ { '.', PATH_CHAR_CLASS_DOT },
+ { ':', PATH_CHAR_CLASS_COLON },
+ { ';', PATH_CHAR_CLASS_SEMICOLON },
+ { '=', PATH_CHAR_CLASS_OTHER_VALID },
+ { '?', PATH_CHAR_CLASS_LETTER },
+ { '@', PATH_CHAR_CLASS_OTHER_VALID },
+ { '[', PATH_CHAR_CLASS_OTHER_VALID },
+ { '\\', PATH_CHAR_CLASS_BACKSLASH },
+ { ']', PATH_CHAR_CLASS_OTHER_VALID },
+ { '^', PATH_CHAR_CLASS_OTHER_VALID },
+ { '_', PATH_CHAR_CLASS_OTHER_VALID },
+ { '`', PATH_CHAR_CLASS_OTHER_VALID },
+ { '{', PATH_CHAR_CLASS_OTHER_VALID },
+ { '}', PATH_CHAR_CLASS_OTHER_VALID },
+ { '~', PATH_CHAR_CLASS_OTHER_VALID },
+ { 0x7f, PATH_CHAR_CLASS_OTHER_VALID }
+ };
+ unsigned Index;
+
+ if (('A' <= Ch && Ch <= 'Z') || ('a' <= Ch && Ch <= 'z'))
+ {
+ return (Class & PATH_CHAR_CLASS_LETTER);
+ }
+
+ if (('0' <= Ch && Ch <= '9') || 0x80 <= Ch)
+ {
+ return (Class & PATH_CHAR_CLASS_OTHER_VALID);
+ }
+
+ for (Index = 0; Index < sizeof(CharClass) / sizeof(CharClass[0]); Index++)
+ {
+ if (Ch == CharClass[Index].Ch)
+ {
+ return (Class & CharClass[Index].Class);
+ }
+ }
+
+ return FALSE;
+}
+
+/*************************************************************************
+ * @ [SHLWAPI.455]
+ *
+ * Check if an Ascii char is of a certain class
+ */
+BOOL WINAPI PathIsValidCharA(char Ch, DWORD Class)
+{
+ return PathIsValidCharAW((unsigned) Ch, Class);
+}
+
+/*************************************************************************
+ * @ [SHLWAPI.456]
+ *
+ * Check if an Unicode char is of a certain class
+ */
+BOOL WINAPI PathIsValidCharW(WCHAR Ch, DWORD Class)
+{
+ return PathIsValidCharAW((unsigned) Ch, Class);
+}