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112 lines
3.9 KiB
C++
112 lines
3.9 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org Code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Prasad <prasad@medhas.org>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either of the GNU General Public License Version 2 or later (the "GPL"),
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/*
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* This code was copied from xpcom/ds/nsTextFormatter r1.3
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* Memory model and Frozen linkage changes only.
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* -- Prasad <prasad@medhas.org>
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*/
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#ifndef nsTextFormatter_h___
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#define nsTextFormatter_h___
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/*
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** API for PR printf like routines. Supports the following formats
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** %d - decimal
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** %u - unsigned decimal
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** %x - unsigned hex
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** %X - unsigned uppercase hex
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** %o - unsigned octal
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** %hd, %hu, %hx, %hX, %ho - 16-bit versions of above
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** %ld, %lu, %lx, %lX, %lo - 32-bit versions of above
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** %lld, %llu, %llx, %llX, %llo - 64 bit versions of above
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** %s - utf8 string
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** %S - PRUnichar string
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** %c - character
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** %p - pointer (deals with machine dependent pointer size)
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** %f - float
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** %g - float
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*/
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#include "prtypes.h"
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#include "prio.h"
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#include <stdio.h>
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#include <stdarg.h>
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#include "nscore.h"
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#include "nsStringGlue.h"
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#ifdef XPCOM_GLUE
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#error "nsTextFormatter is not available in the standalone glue due to NSPR dependencies."
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#endif
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class NS_COM_GLUE nsTextFormatter {
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public:
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/*
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* sprintf into a fixed size buffer. Guarantees that a NULL is at the end
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* of the buffer. Returns the length of the written output, NOT including
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* the NUL, or (PRUint32)-1 if an error occurs.
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*/
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static PRUint32 snprintf(PRUnichar *out, PRUint32 outlen, const PRUnichar *fmt, ...);
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/*
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* sprintf into a nsMemory::Alloc'd buffer. Return a pointer to
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* buffer on success, NULL on failure.
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*/
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static PRUnichar* smprintf(const PRUnichar *fmt, ...);
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static PRUint32 ssprintf(nsAString& out, const PRUnichar* fmt, ...);
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/*
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* va_list forms of the above.
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*/
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static PRUint32 vsnprintf(PRUnichar *out, PRUint32 outlen, const PRUnichar *fmt, va_list ap);
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static PRUnichar* vsmprintf(const PRUnichar *fmt, va_list ap);
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static PRUint32 vssprintf(nsAString& out, const PRUnichar *fmt, va_list ap);
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/*
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* Free the memory allocated, for the caller, by smprintf.
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* -- Deprecated --
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* Callers can substitute calling smprintf_free with nsMemory::Free
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*/
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static void smprintf_free(PRUnichar *mem);
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};
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#endif /* nsTextFormatter_h___ */
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