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-rw-r--r--src/libs/xpcom18a4/xpcom/base/nsID.cpp152
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diff --git a/src/libs/xpcom18a4/xpcom/base/nsID.cpp b/src/libs/xpcom18a4/xpcom/base/nsID.cpp
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+++ b/src/libs/xpcom18a4/xpcom/base/nsID.cpp
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is mozilla.org code.
+ *
+ * The Initial Developer of the Original Code is
+ * Netscape Communications Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 1998
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ * Daniel Bratell <bratell@lysator.liu.se>
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either of the GNU General Public License Version 2 or later (the "GPL"),
+ * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+#include "nsID.h"
+#include "prprf.h"
+#include "prmem.h"
+
+static const char gIDFormat[] =
+ "{%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x}";
+
+static const char gIDFormat2[] =
+ "%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x";
+
+
+/**
+ * Multiplies the_int_var with 16 (0x10) and adds the value of the
+ * hexadecimal digit the_char. If it fails it returns PR_FALSE from
+ * the function it's used in.
+ */
+
+#define ADD_HEX_CHAR_TO_INT_OR_RETURN_FALSE(the_char, the_int_var) \
+ the_int_var = (the_int_var << 4) + the_char; \
+ if(the_char >= '0' && the_char <= '9') the_int_var -= '0'; \
+ else if(the_char >= 'a' && the_char <= 'f') the_int_var -= 'a'-10; \
+ else if(the_char >= 'A' && the_char <= 'F') the_int_var -= 'A'-10; \
+ else return PR_FALSE
+
+
+/**
+ * Parses number_of_chars characters from the char_pointer pointer and
+ * puts the number in the dest_variable. The pointer is moved to point
+ * at the first character after the parsed ones. If it fails it returns
+ * PR_FALSE from the function the macro is used in.
+ */
+
+#define PARSE_CHARS_TO_NUM(char_pointer, dest_variable, number_of_chars) \
+ do { PRInt32 _i=number_of_chars; \
+ dest_variable = 0; \
+ while(_i) { \
+ ADD_HEX_CHAR_TO_INT_OR_RETURN_FALSE(*char_pointer, dest_variable); \
+ char_pointer++; \
+ _i--; \
+ } } while(0)
+
+
+/**
+ * Parses a hyphen from the char_pointer string. If there is no hyphen there
+ * the function returns PR_FALSE from the function it's used in. The
+ * char_pointer is advanced one step.
+ */
+
+ #define PARSE_HYPHEN(char_pointer) if(*(char_pointer++) != '-') return PR_FALSE
+
+/*
+ * Turns a {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx} string into
+ * an nsID. It can also handle the old format without the { and }.
+ */
+
+NS_COM PRBool nsID::Parse(const char *aIDStr)
+{
+ /* Optimized for speed */
+ if(!aIDStr) {
+ return PR_FALSE;
+ }
+
+ PRBool expectFormat1 = (aIDStr[0] == '{');
+ if(expectFormat1) aIDStr++;
+
+ PARSE_CHARS_TO_NUM(aIDStr, m0, 8);
+ PARSE_HYPHEN(aIDStr);
+ PARSE_CHARS_TO_NUM(aIDStr, m1, 4);
+ PARSE_HYPHEN(aIDStr);
+ PARSE_CHARS_TO_NUM(aIDStr, m2, 4);
+ PARSE_HYPHEN(aIDStr);
+ int i;
+ for(i=0; i<2; i++)
+ PARSE_CHARS_TO_NUM(aIDStr, m3[i], 2);
+ PARSE_HYPHEN(aIDStr);
+ while(i < 8) {
+ PARSE_CHARS_TO_NUM(aIDStr, m3[i], 2);
+ i++;
+ }
+
+ return expectFormat1 ? *aIDStr == '}' : PR_TRUE;
+}
+
+/*
+ * Returns an allocated string in {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx}
+ * format. The string is allocated with PR_Malloc and should be freed by
+ * the caller.
+ */
+
+NS_COM char *nsID::ToString() const
+{
+ char *res = (char*)PR_Malloc(39); // use PR_Malloc if this is to be freed with nsCRT::free
+
+ if (res != NULL) {
+ PR_snprintf(res, 39, gIDFormat,
+ m0, (PRUint32) m1, (PRUint32) m2,
+ (PRUint32) m3[0], (PRUint32) m3[1], (PRUint32) m3[2],
+ (PRUint32) m3[3], (PRUint32) m3[4], (PRUint32) m3[5],
+ (PRUint32) m3[6], (PRUint32) m3[7]);
+ }
+ return res;
+}
+
+#ifdef VBOX
+void nsID::ToProvidedString(char (&dest)[NSID_LENGTH]) const
+{
+ PR_snprintf(dest, NSID_LENGTH, gIDFormat,
+ m0, (PRUint32) m1, (PRUint32) m2,
+ (PRUint32) m3[0], (PRUint32) m3[1], (PRUint32) m3[2],
+ (PRUint32) m3[3], (PRUint32) m3[4], (PRUint32) m3[5],
+ (PRUint32) m3[6], (PRUint32) m3[7]);
+}
+#endif
+
+