You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
80 lines
3.4 KiB
80 lines
3.4 KiB
/* ================================================================ */
|
|
/*
|
|
File: ConvertUTF7.h
|
|
Author: David B. Goldsmith
|
|
Copyright (C) 1994 IBM Corporation All rights reserved.
|
|
Revisions: Header update only July, 2001.
|
|
|
|
This code is copyrighted. Under the copyright laws, this code may not
|
|
be copied, in whole or part, without prior written consent of IBM Corporation.
|
|
|
|
IBM Corporation grants the right to use this code as long as this ENTIRE
|
|
copyright notice is reproduced in the code. The code is provided
|
|
AS-IS, AND IBM CORPORATION DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR
|
|
IMPLIED, INCLUDING, BUT NOT LIMITED TO IMPLIED WARRANTIES OF
|
|
MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT
|
|
WILL IBM CORPORATION BE LIABLE FOR ANY DAMAGES WHATSOEVER (INCLUDING,
|
|
WITHOUT LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS, BUSINESS
|
|
INTERRUPTION, LOSS OF BUSINESS INFORMATION, OR OTHER PECUNIARY
|
|
LOSS) ARISING OUT OF THE USE OR INABILITY TO USE THIS CODE, EVEN
|
|
IF IBM CORPORATION HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
|
|
BECAUSE SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF
|
|
LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES, THE ABOVE
|
|
LIMITATION MAY NOT APPLY TO YOU.
|
|
|
|
RESTRICTED RIGHTS LEGEND: Use, duplication, or disclosure by the
|
|
government is subject to restrictions as set forth in subparagraph
|
|
(c)(l)(ii) of the Rights in Technical Data and Computer Software
|
|
clause at DFARS 252.227-7013 and FAR 52.227-19.
|
|
|
|
This code may be protected by one or more U.S. and International
|
|
Patents.
|
|
|
|
*/
|
|
/* ================================================================ */
|
|
|
|
/* ================================================================ */
|
|
/* The following definitions are compiler-specific.
|
|
I would use wchar_t for UCS2/UTF16, except that the C standard
|
|
does not guarantee that it has at least 16 bits, so wchar_t is
|
|
no more portable than unsigned short!
|
|
*/
|
|
|
|
typedef unsigned short UCS2;
|
|
|
|
/* ================================================================ */
|
|
/* Each of these routines converts the text between *sourceStart and
|
|
sourceEnd, putting the result into the buffer between *targetStart and
|
|
targetEnd. Note: the end pointers are *after* the last item: e.g.
|
|
*(sourceEnd - 1) is the last item.
|
|
|
|
The return result indicates whether the conversion was successful,
|
|
and if not, whether the problem was in the source or target buffers.
|
|
|
|
After the conversion, *sourceStart and *targetStart are both
|
|
updated to point to the end of last text successfully converted in
|
|
the respective buffers.
|
|
|
|
In ConvertUCS2toUTF7, optional indicates whether UTF-7 optional
|
|
characters should be directly encoded, and verbose controls whether the
|
|
shift-out character, "-", is always emitted at the end of a shifted
|
|
sequence.
|
|
*/
|
|
|
|
typedef enum {
|
|
ok, /* conversion successful */
|
|
sourceCorrupt, /* source contains invalid UTF-7 */
|
|
targetExhausted /* insuff. room in target for conversion */
|
|
} ConversionResult;
|
|
|
|
extern ConversionResult ConvertUCS2toUTF7 (
|
|
UCS2** sourceStart, UCS2* sourceEnd,
|
|
char** targetStart, char* targetEnd,
|
|
int optional, int verbose);
|
|
|
|
extern ConversionResult ConvertUTF7toUCS2 (
|
|
char** sourceStart, char* sourceEnd,
|
|
UCS2** targetStart, UCS2* targetEnd);
|
|
|
|
/* ================================================================ */
|