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Diffstat (limited to 'iconv/tst-iconv5.c')
| -rw-r--r-- | iconv/tst-iconv5.c | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/iconv/tst-iconv5.c b/iconv/tst-iconv5.c new file mode 100644 index 0000000..013a48b --- /dev/null +++ b/iconv/tst-iconv5.c @@ -0,0 +1,158 @@ +/* Copyright (C) 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by GOTO Masanori <gotom@debian.or.jp>, 2004 + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <iconv.h> +#include <string.h> +#include <stdlib.h> +#include <stdio.h> +#include <errno.h> + +#define SIZE 256 /* enough room for conversion */ +#define SAMPLESTR "abc" + +struct unalign +{ + char str1[1]; + char str2[SIZE]; +}; + +struct convcode +{ + const char *tocode; + const char *fromcode; +}; + +/* test builtin transformation */ +struct convcode testcode[] = { + {"ASCII", "ASCII"}, + {"UTF-8", "ASCII"}, + {"UCS-2BE", "ASCII"}, + {"UCS-2LE", "ASCII"}, + {"UCS-4BE", "ASCII"}, + {"UCS-4LE", "ASCII"}, +}; + +int number = (int) sizeof (testcode) / sizeof (struct convcode); + +int +convert (const char *tocode, const char *fromcode, char *inbufp, + size_t inbytesleft, char *outbufp, size_t outbytesleft) +{ + iconv_t *ic; + size_t outbytes = outbytesleft; + int ret; + + ic = iconv_open (tocode, fromcode); + if (ic == (iconv_t *) - 1) + { + printf ("iconv_open failed: from: %s, to: %s: %s", + fromcode, tocode, strerror (errno)); + return -1; + } + + while (inbytesleft > 0) + { + ret = iconv (ic, &inbufp, &inbytesleft, &outbufp, &outbytes); + if (ret == -1) + { + printf ("iconv failed: from: %s, to: %s: %s", + fromcode, tocode, strerror (errno)); + return -1; + } + } + + ret = iconv_close (ic); + if (ret == -1) + { + printf ("iconv_close failed: from: %s, to: %s: %s", + fromcode, tocode, strerror (errno)); + return -1; + } + + return outbytesleft - outbytes; +} + + +int +test_unalign (struct convcode *codes, char *str, int len) +{ + struct unalign *inbufp, *outbufp; + char *inbuf, *outbuf; + size_t inbytesleft, outbytesleft; + int retlen; + + /* allocating unaligned buffer for both inbuf and outbuf */ + inbufp = (struct unalign *) malloc (sizeof (struct unalign)); + if (!inbufp) + { + printf ("no memory available\n"); + exit (1); + } + inbuf = inbufp->str2; + + outbufp = (struct unalign *) malloc (sizeof (struct unalign)); + if (!outbufp) + { + printf ("no memory available\n"); + exit (1); + } + outbuf = outbufp->str2; + + /* first iconv phase */ + memcpy (inbuf, str, len); + inbytesleft = len; + outbytesleft = sizeof (struct unalign); + retlen = convert (codes->tocode, codes->fromcode, inbuf, inbytesleft, + outbuf, outbytesleft); + if (retlen == -1) /* failed */ + return 1; + + /* second round trip iconv phase */ + memcpy (inbuf, outbuf, retlen); + inbytesleft = retlen; + outbytesleft = sizeof (struct unalign); + retlen = convert (codes->fromcode, codes->tocode, inbuf, inbytesleft, + outbuf, outbytesleft); + if (retlen == -1) /* failed */ + return 1; + + free (inbufp); + free (outbufp); + + return 0; +} + +int +main (int argc, char *argv[]) +{ + int i; + int ret = 0; + + for (i = 0; i < number; i++) + { + ret = test_unalign (&testcode[i], (char *) SAMPLESTR, sizeof (SAMPLESTR)); + if (ret) + break; + printf ("iconv: %s <-> %s: ok\n", + testcode[i].fromcode, testcode[i].tocode); + } + printf ("Succeeded.\n"); + + return ret; +} |