diff -r 000000000000 -r 6474c204b198 xpcom/glue/nsCRTGlue.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/xpcom/glue/nsCRTGlue.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,140 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef nsCRTGlue_h__
+#define nsCRTGlue_h__
+
+#include "nscore.h"
+
+/**
+ * Scan a string for the first character that is *not* in a set of
+ * delimiters.  If the string is only delimiter characters, the end of the
+ * string is returned.
+ *
+ * @param delims The set of delimiters (null-terminated)
+ * @param str    The string to search (null-terminated)
+ */
+NS_COM_GLUE const char*
+NS_strspnp(const char *delims, const char *str);
+
+/**
+ * Tokenize a string. This function is similar to the strtok function in the
+ * C standard library, but it does not use static variables to maintain state
+ * and is therefore thread and reentrancy-safe.
+ *
+ * Any leading delimiters in str are skipped. Then the string is scanned
+ * until an additional delimiter or end-of-string is found. The final
+ * delimiter is set to '\0'.
+ *
+ * @param delims The set of delimiters.
+ * @param str    The string to search. This is an in-out parameter; it is
+ *               reset to the end of the found token + 1, or to the
+ *               end-of-string if there are no more tokens.
+ * @return       The token. If no token is found (the string is only
+ *               delimiter characters), nullptr is returned.
+ */
+NS_COM_GLUE char*
+NS_strtok(const char *delims, char **str);
+
+/**
+ * "strlen" for char16_t strings
+ */
+NS_COM_GLUE uint32_t
+NS_strlen(const char16_t *aString);
+
+/**
+ * "strcmp" for char16_t strings
+ */
+NS_COM_GLUE int
+NS_strcmp(const char16_t *a, const char16_t *b);
+
+/**
+ * "strdup" for char16_t strings, uses the NS_Alloc allocator.
+ */
+NS_COM_GLUE char16_t*
+NS_strdup(const char16_t *aString);
+
+/**
+ * "strdup", but using the NS_Alloc allocator.
+ */
+NS_COM_GLUE char*
+NS_strdup(const char *aString);
+
+/**
+ * strndup for char16_t strings... this function will ensure that the
+ * new string is null-terminated. Uses the NS_Alloc allocator.
+ */
+NS_COM_GLUE char16_t*
+NS_strndup(const char16_t *aString, uint32_t aLen);
+
+// The following case-conversion methods only deal in the ascii repertoire
+// A-Z and a-z
+
+// semi-private data declarations... don't use these directly.
+class NS_COM_GLUE nsLowerUpperUtils {
+public:
+  static const unsigned char kLower2Upper[256];
+  static const unsigned char kUpper2Lower[256];
+};
+
+inline char NS_ToUpper(char aChar)
+{
+  return (char)nsLowerUpperUtils::kLower2Upper[(unsigned char)aChar];
+}
+
+inline char NS_ToLower(char aChar)
+{
+  return (char)nsLowerUpperUtils::kUpper2Lower[(unsigned char)aChar];
+}
+  
+NS_COM_GLUE bool NS_IsUpper(char aChar);
+NS_COM_GLUE bool NS_IsLower(char aChar);
+
+NS_COM_GLUE bool NS_IsAscii(char16_t aChar);
+NS_COM_GLUE bool NS_IsAscii(const char16_t* aString);
+NS_COM_GLUE bool NS_IsAsciiAlpha(char16_t aChar);
+NS_COM_GLUE bool NS_IsAsciiDigit(char16_t aChar);
+NS_COM_GLUE bool NS_IsAsciiWhitespace(char16_t aChar);
+NS_COM_GLUE bool NS_IsAscii(const char* aString);
+NS_COM_GLUE bool NS_IsAscii(const char* aString, uint32_t aLength);
+
+#ifndef XPCOM_GLUE_AVOID_NSPR
+NS_COM_GLUE void NS_MakeRandomString(char *buf, int32_t bufLen);
+#endif
+
+#define FF '\f'
+#define TAB '\t'
+
+#define CRSTR "\015"
+#define LFSTR "\012"
+#define CRLF "\015\012"     /* A CR LF equivalent string */
+
+// We use the most restrictive filesystem as our default set of illegal filename
+// characters. This is currently Windows.
+#define OS_FILE_ILLEGAL_CHARACTERS "/:*?\"<>|"
+// We also provide a list of all known file path separators for all filesystems.
+// This can be used in replacement of FILE_PATH_SEPARATOR when you need to
+// identify or replace all known path separators.
+#define KNOWN_PATH_SEPARATORS "\\/"
+
+#if defined(XP_MACOSX)
+  #define FILE_PATH_SEPARATOR        "/"
+#elif defined(XP_WIN)
+  #define FILE_PATH_SEPARATOR        "\\"
+#elif defined(XP_UNIX)
+  #define FILE_PATH_SEPARATOR        "/"
+#else
+  #error need_to_define_your_file_path_separator_and_maybe_illegal_characters
+#endif
+
+// Not all these control characters are illegal in all OSs, but we don't really
+// want them appearing in filenames
+#define CONTROL_CHARACTERS     "\001\002\003\004\005\006\007" \
+                           "\010\011\012\013\014\015\016\017" \
+                           "\020\021\022\023\024\025\026\027" \
+                           "\030\031\032\033\034\035\036\037"
+
+#define FILE_ILLEGAL_CHARACTERS CONTROL_CHARACTERS OS_FILE_ILLEGAL_CHARACTERS
+
+#endif // nsCRTGlue_h__