1 /*
2 ***********************************************************************
3 * © 2016 and later: Unicode, Inc. and others.
4 * License & terms of use: http://www.unicode.org/copyright.html
5 ***********************************************************************
6 **********************************************************************
7 * Copyright (C) 1998-2001, International Business Machines Corporation
8 * and others.  All Rights Reserved.
9 **********************************************************************
10 *
11 * File date.c
12 *
13 * Modification History:
14 *
15 *   Date        Name        Description
16 *   06/14/99    stephen     Creation.
17 *******************************************************************************
18 */
19 
20 #include "uprint.h"
21 #include <stdbool.h>
22 #include "unicode/ucnv.h"
23 #include "unicode/ustring.h"
24 
25 #define BUF_SIZE 128
26 
27 /* Print a ustring to the specified FILE* in the default codepage */
28 void
uprint(const UChar * s,FILE * f,UErrorCode * status)29 uprint(const UChar *s,
30        FILE *f,
31        UErrorCode *status)
32 {
33   /* converter */
34   UConverter *converter;
35   char buf [BUF_SIZE];
36   int32_t sourceLen;
37   const UChar *mySource;
38   const UChar *mySourceEnd;
39   char *myTarget;
40   int32_t arraySize;
41 
42   if(s == 0) return;
43 
44   /* set up the conversion parameters */
45   sourceLen    = u_strlen(s);
46   mySource     = s;
47   mySourceEnd  = mySource + sourceLen;
48   myTarget     = buf;
49   arraySize    = BUF_SIZE;
50 
51   /* open a default converter */
52   converter = ucnv_open(0, status);
53 
54   /* if we failed, clean up and exit */
55   if(U_FAILURE(*status)) goto finish;
56 
57   /* perform the conversion */
58   do {
59     /* reset the error code */
60     *status = U_ZERO_ERROR;
61 
62     /* perform the conversion */
63     ucnv_fromUnicode(converter, &myTarget, myTarget + arraySize,
64              &mySource, mySourceEnd, NULL,
65              true, status);
66 
67     /* Write the converted data to the FILE* */
68     fwrite(buf, sizeof(char), myTarget - buf, f);
69 
70     /* update the conversion parameters*/
71     myTarget     = buf;
72     arraySize    = BUF_SIZE;
73   }
74   while(*status == U_BUFFER_OVERFLOW_ERROR);
75 
76  finish:
77 
78   /* close the converter */
79   ucnv_close(converter);
80 }
81