1 /* $OpenBSD: test_mbrtowc.c,v 1.3 2020/03/09 09:29:10 dlg Exp $ */ 2 /* 3 * Copyright (c) 2016 Ingo Schwarze <schwarze@openbsd.org> 4 * 5 * Permission to use, copy, modify, and distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #include <sys/types.h> 19 #include <err.h> 20 #include <errno.h> 21 #include <locale.h> 22 #include <stdlib.h> 23 #include <string.h> 24 #include <wchar.h> 25 26 static mbstate_t mbs; 27 28 void 29 onetest(const char *name, const char *in, size_t insz, 30 int outerr, size_t outsz, wint_t out) 31 { 32 wchar_t wc; 33 size_t sz; 34 35 sz = mbrtowc(&wc, in, insz, &mbs); 36 if (errno != outerr) 37 err(1, "%zu %s(%zd)", MB_CUR_MAX, name, insz); 38 if (sz != outsz || (out != WEOF && wc != out)) 39 errx(1, "%zu %s(%zd) = (%zd, %d) != (%zd, %d)", 40 MB_CUR_MAX, name, insz, sz, wc, outsz, out); 41 if (mbsinit(&mbs) == (insz && outsz == (size_t)-2)) 42 errx(1, "%zu %s(%zd) mbsinit", MB_CUR_MAX, name, insz); 43 if (errno == 0 && outerr == 0) 44 return; 45 errno = 0; 46 memset(&mbs, 0, sizeof(mbs)); 47 } 48 49 int 50 main(void) 51 { 52 onetest("NUL", "", 0, 0, -2, WEOF); 53 onetest("NUL", "", 2, 0, 0, L'\0'); 54 onetest("BEL", "\a", 2, 0, 1, L'\a'); 55 onetest("A", "A", 2, 0, 1, L'A'); 56 onetest("DEL", "\177", 2, 0, 1, L'\177'); 57 onetest("CSI", "\233", 2, 0, 1, L'\233'); 58 59 if (setlocale(LC_CTYPE, "en_US.UTF-8") == NULL) 60 errx(1, "setlocale(UTF-8) failed"); 61 62 onetest("NUL", "", 0, 0, -2, WEOF); 63 onetest("NUL", "", 8, 0, 0, L'\0'); 64 onetest("BEL", "\a", 8, 0, 1, L'\a'); 65 onetest("A", "A", 8, 0, 1, L'A'); 66 onetest("DEL", "\177", 8, 0, 1, L'\177'); 67 onetest("0x80", "\200", 8, EILSEQ, -1, WEOF); 68 onetest("0xc3", "\303", 1, 0, -2, WEOF); 69 onetest("U+00E9", "\251", 8, 0, 1, 0xe9); 70 onetest("0xec", "\354", 1, 0, -2, WEOF); 71 onetest("0xecbf", "\277", 1, 0, -2, WEOF); 72 onetest("U+CFFF", "\277", 8, 0, 1, 0xcfff); 73 74 if (setlocale(LC_CTYPE, "POSIX") == NULL) 75 errx(1, "setlocale(POSIX) failed"); 76 77 onetest("0xff", "\277", 2, 0, 1, L'\277'); 78 79 if (setlocale(LC_CTYPE, "en_US.UTF-8") == NULL) 80 errx(1, "second setlocale(UTF-8) failed"); 81 82 onetest("U+13000", "\360\223\200\200", 8, 0, 4, 0x13000); 83 84 return 0; 85 } 86