1
2#include <iconv.h>
3#include <errno.h>
4#include <stddef.h>
5#include <stdio.h>
6
7#define BUFSIZE 10000
8
9static int
10do_test (void)
11{
12 char inbuf[BUFSIZE];
13 wchar_t outbuf[BUFSIZE];
14
15 iconv_t cd;
16 int i;
17 char *inptr;
18 char *outptr;
19 size_t inbytes_left, outbytes_left;
20 int count;
21 int result = 0;
22
23 for (i=0; i < BUFSIZE; i++)
24 inbuf[i] = 'a';
25
26 cd = iconv_open (tocode: "UCS-4LE", fromcode: "UTF-8");
27
28 inbytes_left = BUFSIZE;
29 outbytes_left = BUFSIZE * 4;
30 inptr = inbuf;
31 outptr = (char *) outbuf;
32
33 count = iconv (cd: cd, inbuf: &inptr, inbytesleft: &inbytes_left, outbuf: &outptr, outbytesleft: &outbytes_left);
34
35 if (count < 0)
36 {
37 if (errno == E2BIG)
38 printf (format: "Received E2BIG\n");
39 else
40 printf (format: "Received something else\n");
41
42 printf (format: "inptr change: %td\n", inptr - inbuf);
43 printf (format: "inlen change: %zd\n", BUFSIZE - inbytes_left);
44 printf (format: "outptr change: %td\n", outptr - (char *) outbuf);
45 printf (format: "outlen change: %zd\n", BUFSIZE * 4 - outbytes_left);
46 result = 1;
47 }
48 else
49 printf (format: "Succeeded\n");
50
51 iconv_close (cd: cd);
52
53 return result;
54}
55
56#define TEST_FUNCTION do_test ()
57#include "../test-skeleton.c"
58

source code of glibc/iconv/tst-iconv3.c