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-rw-r--r--winsup/cygwin/strfuncs.cc193
1 files changed, 193 insertions, 0 deletions
diff --git a/winsup/cygwin/strfuncs.cc b/winsup/cygwin/strfuncs.cc
index c962f7cf8..e0e5703d3 100644
--- a/winsup/cygwin/strfuncs.cc
+++ b/winsup/cygwin/strfuncs.cc
@@ -706,6 +706,199 @@ strccpy (char *__restrict s1, const char **__restrict s2, char c)
return s1;
}
+const unsigned char case_folded_lower[] = {
+ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
+ 32, '!', '"', '#', '$', '%', '&', 39, '(', ')', '*', '+', ',', '-', '.', '/',
+ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', ':', ';', '<', '=', '>', '?',
+ '@', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
+ 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '[', 92, ']', '^', '_',
+ '`', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
+ 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '{', '|', '}', '~', 127,
+ 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143,
+ 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159,
+ 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175,
+ 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191,
+ 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207,
+ 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223,
+ 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239,
+ 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255
+};
+
+const unsigned char case_folded_upper[] = {
+ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
+ 32, '!', '"', '#', '$', '%', '&', 39, '(', ')', '*', '+', ',', '-', '.', '/',
+ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', ':', ';', '<', '=', '>', '?',
+ '@', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
+ 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '[', 92, ']', '^', '_',
+ '`', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
+ 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '{', '|', '}', '~', 127,
+ 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143,
+ 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159,
+ 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175,
+ 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191,
+ 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207,
+ 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223,
+ 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239,
+ 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255
+};
+
+const char isalpha_array[] = {
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,
+0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20, 0, 0, 0, 0, 0,
+ 0,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,
+0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
+};
+
+extern "C" int __stdcall
+cygwin_wcscasecmp (const wchar_t *ws, const wchar_t *wt)
+{
+ UNICODE_STRING us, ut;
+
+ RtlInitUnicodeString (&us, ws);
+ RtlInitUnicodeString (&ut, wt);
+ return RtlCompareUnicodeString (&us, &ut, TRUE);
+}
+
+extern "C" int __stdcall
+cygwin_wcsncasecmp (const wchar_t *ws, const wchar_t *wt, size_t n)
+{
+ UNICODE_STRING us, ut;
+ size_t ls = 0, lt = 0;
+
+ while (ws[ls] && ls < n)
+ ++ls;
+ RtlInitCountedUnicodeString (&us, ws, ls * sizeof (WCHAR));
+ while (wt[lt] && lt < n)
+ ++lt;
+ RtlInitCountedUnicodeString (&ut, wt, lt * sizeof (WCHAR));
+ return RtlCompareUnicodeString (&us, &ut, TRUE);
+}
+
+extern "C" int __stdcall
+cygwin_strcasecmp (const char *cs, const char *ct)
+{
+ UNICODE_STRING us, ut;
+ ULONG len;
+
+ len = (strlen (cs) + 1) * sizeof (WCHAR);
+ RtlInitEmptyUnicodeString (&us, (PWCHAR) alloca (len), len);
+ us.Length = sys_mbstowcs (us.Buffer, us.MaximumLength, cs) * sizeof (WCHAR);
+ len = (strlen (ct) + 1) * sizeof (WCHAR);
+ RtlInitEmptyUnicodeString (&ut, (PWCHAR) alloca (len), len);
+ ut.Length = sys_mbstowcs (ut.Buffer, ut.MaximumLength, ct) * sizeof (WCHAR);
+ return RtlCompareUnicodeString (&us, &ut, TRUE);
+}
+
+extern "C" int __stdcall
+cygwin_strncasecmp (const char *cs, const char *ct, size_t n)
+{
+ UNICODE_STRING us, ut;
+ ULONG len;
+ size_t ls = 0, lt = 0;
+
+ while (cs[ls] && ls < n)
+ ++ls;
+ len = (ls + 1) * sizeof (WCHAR);
+ RtlInitEmptyUnicodeString (&us, (PWCHAR) alloca (len), len);
+ us.Length = sys_mbstowcs (us.Buffer, ls + 1, cs, ls) * sizeof (WCHAR);
+ while (ct[lt] && lt < n)
+ ++lt;
+ len = (lt + 1) * sizeof (WCHAR);
+ RtlInitEmptyUnicodeString (&ut, (PWCHAR) alloca (len), len);
+ ut.Length = sys_mbstowcs (ut.Buffer, lt + 1, ct, lt) * sizeof (WCHAR);
+ return RtlCompareUnicodeString (&us, &ut, TRUE);
+}
+
+extern "C" char *
+strlwr (char *string)
+{
+ UNICODE_STRING us;
+ size_t len = (strlen (string) + 1) * sizeof (WCHAR);
+
+ us.MaximumLength = len; us.Buffer = (PWCHAR) alloca (len);
+ us.Length = sys_mbstowcs (us.Buffer, len, string) * sizeof (WCHAR)
+ - sizeof (WCHAR);
+ RtlDowncaseUnicodeString (&us, &us, FALSE);
+ sys_wcstombs (string, len / sizeof (WCHAR), us.Buffer);
+ return string;
+}
+
+extern "C" char *
+strupr (char *string)
+{
+ UNICODE_STRING us;
+ size_t len = (strlen (string) + 1) * sizeof (WCHAR);
+
+ us.MaximumLength = len; us.Buffer = (PWCHAR) alloca (len);
+ us.Length = sys_mbstowcs (us.Buffer, len, string) * sizeof (WCHAR)
+ - sizeof (WCHAR);
+ RtlUpcaseUnicodeString (&us, &us, FALSE);
+ sys_wcstombs (string, len / sizeof (WCHAR), us.Buffer);
+ return string;
+}
+
+/* backslashify: Convert all forward slashes in src path to back slashes
+ in dst path. Add a trailing slash to dst when trailing_slash_p arg
+ is set to 1. */
+
+void
+backslashify (const char *src, char *dst, bool trailing_slash_p)
+{
+ const char *start = src;
+
+ while (*src)
+ {
+ if (*src == '/')
+ *dst++ = '\\';
+ else
+ *dst++ = *src;
+ ++src;
+ }
+ if (trailing_slash_p
+ && src > start
+ && !isdirsep (src[-1]))
+ *dst++ = '\\';
+ *dst++ = 0;
+}
+
+/* slashify: Convert all back slashes in src path to forward slashes
+ in dst path. Add a trailing slash to dst when trailing_slash_p arg
+ is set to 1. */
+
+void
+slashify (const char *src, char *dst, bool trailing_slash_p)
+{
+ const char *start = src;
+
+ while (*src)
+ {
+ if (*src == '\\')
+ *dst++ = '/';
+ else
+ *dst++ = *src;
+ ++src;
+ }
+ if (trailing_slash_p
+ && src > start
+ && !isdirsep (src[-1]))
+ *dst++ = '/';
+ *dst++ = 0;
+}
+
static WCHAR hex_wchars[] = L"0123456789abcdef";
NTSTATUS NTAPI
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-16 04:40:18 +0000