tstNoCrt-1.cpp@ 16691

Last change on this file since 16691 was 14026, checked in by vboxsync, 16 years ago
tstNoCrt-1: Added simple strcpy test.
Property svn:eol-style set to `native` Property svn:keywords set to `Id`
File size: 18.4 KB

Line
1	/* $Id: tstNoCrt-1.cpp 14026 2008-11-10 17:11:07Z vboxsync $ */
2	/** @file
3	* IPRT Testcase - Testcase for the No-CRT assembly bits.
4	*/
5
6	/*
7	* Copyright (C) 2008 Sun Microsystems, Inc.
8	*
9	* This file is part of VirtualBox Open Source Edition (OSE), as
10	* available from http://www.virtualbox.org. This file is free software;
11	* you can redistribute it and/or modify it under the terms of the GNU
12	* General Public License (GPL) as published by the Free Software
13	* Foundation, in version 2 as it comes in the "COPYING" file of the
14	* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15	* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16	*
17	* The contents of this file may alternatively be used under the terms
18	* of the Common Development and Distribution License Version 1.0
19	* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
20	* VirtualBox OSE distribution, in which case the provisions of the
21	* CDDL are applicable instead of those of the GPL.
22	*
23	* You may elect to license modified versions of this file under the
24	* terms and conditions of either the GPL or the CDDL or both.
25	*
26	* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
27	* Clara, CA 95054 USA or visit http://www.sun.com if you need
28	* additional information or have any questions.
29	*/
30
31	/*******************************************************************************
32	* Header Files *
33	*******************************************************************************/
34	#include <iprt/nocrt/string.h>
35	#include <iprt/stream.h>
36	#include <iprt/initterm.h>
37	#include <iprt/string.h>
38	#ifdef RT_WITHOUT_NOCRT_WRAPPERS
39	# error "Build error."
40	#endif
41
42
43	/*******************************************************************************
44	* Structures and Typedefs *
45	*******************************************************************************/
46	#define TSTBUF_SIZE 8192
47	typedef struct TSTBUF
48	{
49	uint8_t abHeadFence[2048];
50	uint8_t abBuf[TSTBUF_SIZE];
51	uint8_t abTailFence[2048];
52	} TSTBUF, *PTSTBUF;
53
54
55	/*******************************************************************************
56	* Global Variables *
57	*******************************************************************************/
58	static unsigned g_cErrors = 0;
59
60
61	static void my_memset(void *pv, int ch, size_t cb)
62	{
63	uint8_t pb = (uint8_t )pv;
64	while (cb--)
65	*pb++ = ch;
66	}
67
68	static void my_memcheck(const void pv, int ch, size_t cb, const char pszDesc)
69	{
70	uint8_t pb = (uint8_t )pv;
71	while (cb--)
72	{
73	if (*pb != (uint8_t)ch)
74	{
75	g_cErrors++;
76	size_t off;
77	for (off = 1; off < cb && pb[off] != (uint8_t)ch; off++)
78	/* nandemonai */;
79	off--;
80	pb += off;
81	cb -= off;
82	if (off)
83	RTPrintf("tstNoCrt-1: %s: %p:%p - %02x instead of %02x\n",
84	pszDesc, (uintptr_t)pb - (uintptr_t)pv,
85	(uint8_t )pb - (uint8_t )pv + off, *pb, (uint8_t)ch);
86	else
87	RTPrintf("tstNoCrt-1: %s: %p - %02x instead of %02x\n",
88	pszDesc, (uint8_t )pb - (uint8_t )pv, *pb, (uint8_t)ch);
89	}
90
91	/* next*/
92	pb++;
93	}
94	}
95
96
97	static void TstBufInit(PTSTBUF pBuf, int ch)
98	{
99	my_memset(pBuf->abHeadFence, 0x55, sizeof(pBuf->abHeadFence));
100	my_memset(pBuf->abBuf, ch, sizeof(pBuf->abBuf));
101	my_memset(pBuf->abTailFence, 0x77, sizeof(pBuf->abHeadFence));
102	}
103
104
105	static void TstBufCheck(PTSTBUF pBuf, const char *pszDesc)
106	{
107	my_memcheck(pBuf->abHeadFence, 0x55, sizeof(pBuf->abHeadFence), pszDesc);
108	my_memcheck(pBuf->abTailFence, 0x77, sizeof(pBuf->abTailFence), pszDesc);
109	}
110
111
112	#if 0 /* enable this to test the testcase. */
113	# undef RT_NOCRT
114	# define RT_NOCRT(a) a
115	# ifdef _MSC_VER
116	# define mempcpy nocrt_mempcpy
117	# endif
118	#endif
119
120	int main()
121	{
122	/*
123	* Prologue.
124	*/
125	RTR3Init();
126	RTPrintf("tstNoCrt-1: TESTING...\n");
127
128	/*
129	* Sanity.
130	*/
131	TSTBUF Buf1;
132	TstBufInit(&Buf1, 1);
133	my_memcheck(Buf1.abBuf, 1, TSTBUF_SIZE, "sanity buf1");
134	TstBufCheck(&Buf1, "sanity buf1");
135
136	TSTBUF Buf2;
137	TstBufInit(&Buf2, 2);
138	my_memcheck(Buf2.abBuf, 2, TSTBUF_SIZE, "sanity buf2");
139	TstBufCheck(&Buf2, "sanity buf2");
140	if (g_cErrors)
141	{
142	RTPrintf("tstNoCrt-1: FAILED - fatal sanity error\n");
143	return 1;
144	}
145
146	#define CHECK_CCH(expect) \
147	do \
148	{ \
149	if (cch != (expect)) \
150	{ \
151	RTPrintf("tstNoCrt-1(%d): cb=%zu expected=%zu\n", __LINE__, cch, (expect)); \
152	g_cErrors++; \
153	} \
154	} while (0)
155	size_t cch;
156
157	#define CHECK_PV(expect) \
158	do \
159	{ \
160	if (pv != (expect)) \
161	{ \
162	RTPrintf("tstNoCrt-1(%d): pv=%p expected=%p\n", __LINE__, pv, (expect)); \
163	g_cErrors++; \
164	} \
165	} while (0)
166	void *pv;
167
168	#define CHECK_DIFF(op) \
169	do \
170	{ \
171	if (!(iDiff op 0)) \
172	{ \
173	RTPrintf("tstNoCrt-1(%d): iDiff=%d expected: %s 0\n", __LINE__, iDiff, #op); \
174	g_cErrors++; \
175	} \
176	} while (0)
177	int iDiff;
178
179	static char s_szTest1[] = "0123456789abcdef";
180	static char s_szTest2[] = "0123456789abcdef";
181	static char s_szTest3[] = "fedcba9876543210";
182
183	/*
184	* memcpy.
185	*/
186	RTPrintf("tstNoCrt-1: memcpy\n");
187	TstBufInit(&Buf1, 1);
188	TstBufInit(&Buf2, 2);
189	pv = RT_NOCRT(memcpy)(Buf1.abBuf, Buf2.abBuf, TSTBUF_SIZE); CHECK_PV(Buf1.abBuf);
190	my_memcheck(Buf1.abBuf, 2, TSTBUF_SIZE, "memcpy1-dst");
191	my_memcheck(Buf2.abBuf, 2, TSTBUF_SIZE, "memcpy1-src");
192	TstBufCheck(&Buf1, "memcpy1");
193	TstBufCheck(&Buf2, "memcpy1");
194
195	TstBufInit(&Buf1, 3);
196	TstBufInit(&Buf2, 4);
197	pv = RT_NOCRT(memcpy)(Buf2.abBuf, Buf1.abBuf, TSTBUF_SIZE); CHECK_PV(Buf2.abBuf);
198	my_memcheck(Buf1.abBuf, 3, TSTBUF_SIZE, "memcpy2-dst");
199	my_memcheck(Buf2.abBuf, 3, TSTBUF_SIZE, "memcpy2-src");
200	TstBufCheck(&Buf1, "memcpy2");
201	TstBufCheck(&Buf2, "memcpy2");
202
203	TstBufInit(&Buf1, 5);
204	TstBufInit(&Buf2, 6);
205	pv = RT_NOCRT(memcpy)(Buf2.abBuf, Buf1.abBuf, 0); CHECK_PV(Buf2.abBuf);
206	my_memcheck(Buf1.abBuf, 5, TSTBUF_SIZE, "memcpy3-dst");
207	my_memcheck(Buf2.abBuf, 6, TSTBUF_SIZE, "memcpy3-src");
208	TstBufCheck(&Buf1, "memcpy3-dst");
209	TstBufCheck(&Buf2, "memcpy3-src");
210
211	for (unsigned off1 = 0; off1 <= 128; off1++)
212	{
213	for (unsigned off2 = 0; off2 <= 256; off2++)
214	{
215	char sz[32];
216	RTStrPrintf(sz, sizeof(sz), "memcpy4-%d-%d", off1, off2);
217	TstBufInit(&Buf1, 1);
218	TstBufInit(&Buf2, 2);
219	size_t cb = off2;
220	pv = RT_NOCRT(memcpy)(&Buf2.abBuf[off2], &Buf1.abBuf[off1], cb); CHECK_PV(&Buf2.abBuf[off2]);
221	my_memcheck(Buf1.abBuf, 1, TSTBUF_SIZE, sz);
222	my_memcheck(Buf2.abBuf, 2, off2, sz);
223	my_memcheck(&Buf2.abBuf[off2], 1, cb, sz);
224	my_memcheck(&Buf2.abBuf[off2 + cb], 2, TSTBUF_SIZE - cb - off2, sz);
225	TstBufCheck(&Buf1, sz);
226	TstBufCheck(&Buf2, sz);
227	}
228	}
229
230	/*
231	* mempcpy.
232	*/
233	RTPrintf("tstNoCrt-1: mempcpy\n");
234	TstBufInit(&Buf1, 1);
235	TstBufInit(&Buf2, 2);
236	pv = RT_NOCRT(mempcpy)(Buf1.abBuf, Buf2.abBuf, TSTBUF_SIZE); CHECK_PV(&Buf1.abBuf[TSTBUF_SIZE]);
237	my_memcheck(Buf1.abBuf, 2, TSTBUF_SIZE, "mempcpy1-dst");
238	my_memcheck(Buf2.abBuf, 2, TSTBUF_SIZE, "mempcpy1-src");
239	TstBufCheck(&Buf1, "mempcpy1");
240	TstBufCheck(&Buf2, "mempcpy1");
241
242	TstBufInit(&Buf1, 3);
243	TstBufInit(&Buf2, 4);
244	pv = RT_NOCRT(mempcpy)(Buf2.abBuf, Buf1.abBuf, TSTBUF_SIZE); CHECK_PV(&Buf2.abBuf[TSTBUF_SIZE]);
245	my_memcheck(Buf1.abBuf, 3, TSTBUF_SIZE, "mempcpy2-dst");
246	my_memcheck(Buf2.abBuf, 3, TSTBUF_SIZE, "mempcpy2-src");
247	TstBufCheck(&Buf1, "mempcpy2");
248	TstBufCheck(&Buf2, "mempcpy2");
249
250	TstBufInit(&Buf1, 5);
251	TstBufInit(&Buf2, 6);
252	pv = RT_NOCRT(mempcpy)(Buf2.abBuf, Buf1.abBuf, 0); CHECK_PV(Buf2.abBuf);
253	my_memcheck(Buf1.abBuf, 5, TSTBUF_SIZE, "mempcpy3-dst");
254	my_memcheck(Buf2.abBuf, 6, TSTBUF_SIZE, "mempcpy3-src");
255	TstBufCheck(&Buf1, "mempcpy3-dst");
256	TstBufCheck(&Buf2, "mempcpy3-src");
257
258	for (unsigned off1 = 0; off1 <= 128; off1++)
259	{
260	for (unsigned off2 = 0; off2 <= 256; off2++)
261	{
262	char sz[32];
263	RTStrPrintf(sz, sizeof(sz), "mempcpy4-%d-%d", off1, off2);
264	TstBufInit(&Buf1, 1);
265	TstBufInit(&Buf2, 2);
266	size_t cb = off2;
267	pv = RT_NOCRT(mempcpy)(&Buf2.abBuf[off2], &Buf1.abBuf[off1], cb); CHECK_PV(&Buf2.abBuf[off2 + cb]);
268	my_memcheck(Buf1.abBuf, 1, TSTBUF_SIZE, sz);
269	my_memcheck(Buf2.abBuf, 2, off2, sz);
270	my_memcheck(&Buf2.abBuf[off2], 1, cb, sz);
271	my_memcheck(&Buf2.abBuf[off2 + cb], 2, TSTBUF_SIZE - cb - off2, sz);
272	TstBufCheck(&Buf1, sz);
273	TstBufCheck(&Buf2, sz);
274	}
275	}
276
277	/*
278	* memmove.
279	*/
280	RTPrintf("tstNoCrt-1: memmove\n");
281	TstBufInit(&Buf1, 1);
282	TstBufInit(&Buf2, 2);
283	pv = RT_NOCRT(memmove)(Buf1.abBuf, Buf2.abBuf, TSTBUF_SIZE); CHECK_PV(Buf1.abBuf);
284	my_memcheck(Buf1.abBuf, 2, TSTBUF_SIZE, "memmove1-dst");
285	my_memcheck(Buf2.abBuf, 2, TSTBUF_SIZE, "memmove1-src");
286	TstBufCheck(&Buf1, "memmove1");
287	TstBufCheck(&Buf2, "memmove1");
288
289	TstBufInit(&Buf1, 3);
290	TstBufInit(&Buf2, 4);
291	pv = RT_NOCRT(memmove)(Buf2.abBuf, Buf1.abBuf, TSTBUF_SIZE); CHECK_PV(Buf2.abBuf);
292	my_memcheck(Buf1.abBuf, 3, TSTBUF_SIZE, "memmove2-dst");
293	my_memcheck(Buf2.abBuf, 3, TSTBUF_SIZE, "memmove2-src");
294	TstBufCheck(&Buf1, "memmove2");
295	TstBufCheck(&Buf2, "memmove2");
296
297	TstBufInit(&Buf1, 5);
298	TstBufInit(&Buf2, 6);
299	pv = RT_NOCRT(memmove)(Buf2.abBuf, Buf1.abBuf, 0); CHECK_PV(Buf2.abBuf);
300	my_memcheck(Buf1.abBuf, 5, TSTBUF_SIZE, "memmove3-dst");
301	my_memcheck(Buf2.abBuf, 6, TSTBUF_SIZE, "memmove3-src");
302	TstBufCheck(&Buf1, "memmove3-dst");
303	TstBufCheck(&Buf2, "memmove3-src");
304
305	for (unsigned off1 = 1; off1 <= 128; off1++)
306	{
307	for (unsigned off2 = 0; off2 <= 256; off2++)
308	{
309	/* forward */
310	char sz[32];
311	RTStrPrintf(sz, sizeof(sz), "memmove4-%d-%d", off1, off2);
312	TstBufInit(&Buf1, off1 + 1);
313	my_memset(Buf1.abBuf, off1, off1);
314	pv = RT_NOCRT(memmove)(Buf1.abBuf, &Buf1.abBuf[off2], TSTBUF_SIZE - off2); CHECK_PV(Buf1.abBuf);
315	if (off2 < off1)
316	{
317	unsigned cbLead = off1 - off2;
318	my_memcheck(Buf1.abBuf, off1, cbLead, sz);
319	my_memcheck(&Buf1.abBuf[cbLead], off1 + 1, TSTBUF_SIZE - cbLead, sz);
320	}
321	else
322	my_memcheck(Buf1.abBuf, off1 + 1, TSTBUF_SIZE, sz);
323	TstBufCheck(&Buf1, sz);
324
325	/* backward */
326	RTStrPrintf(sz, sizeof(sz), "memmove5-%d-%d", off1, off2);
327	TstBufInit(&Buf1, off1 + 1);
328	my_memset(&Buf1.abBuf[TSTBUF_SIZE - off1], off1, off1);
329	pv = RT_NOCRT(memmove)(&Buf1.abBuf[off2], Buf1.abBuf, TSTBUF_SIZE - off2); CHECK_PV(&Buf1.abBuf[off2]);
330	if (off2 < off1)
331	{
332	unsigned cbLead = off1 - off2;
333	my_memcheck(&Buf1.abBuf[TSTBUF_SIZE - cbLead], off1, cbLead, sz);
334	my_memcheck(Buf1.abBuf, off1 + 1, TSTBUF_SIZE - cbLead, sz);
335	}
336	else
337	my_memcheck(Buf1.abBuf, off1 + 1, TSTBUF_SIZE, sz);
338	TstBufCheck(&Buf1, sz);
339	/* small unaligned */
340	RTStrPrintf(sz, sizeof(sz), "memmove6-%d-%d", off1, off2);
341	TstBufInit(&Buf1, 1);
342	TstBufInit(&Buf2, 2);
343	size_t cb = off2;
344	pv = RT_NOCRT(memmove)(&Buf2.abBuf[off2], &Buf1.abBuf[off1], cb); CHECK_PV(&Buf2.abBuf[off2]);
345	my_memcheck(Buf1.abBuf, 1, TSTBUF_SIZE, sz);
346	my_memcheck(Buf2.abBuf, 2, off2, sz);
347	my_memcheck(&Buf2.abBuf[off2], 1, cb, sz);
348	my_memcheck(&Buf2.abBuf[off2 + cb], 2, TSTBUF_SIZE - cb - off2, sz);
349	TstBufCheck(&Buf1, sz);
350	TstBufCheck(&Buf2, sz);
351	}
352	}
353
354	/*
355	* memset
356	*/
357	RTPrintf("tstNoCrt-1: memset\n");
358	TstBufInit(&Buf1, 1);
359	pv = RT_NOCRT(memset)(Buf1.abBuf, 0, TSTBUF_SIZE); CHECK_PV(Buf1.abBuf);
360	my_memcheck(Buf1.abBuf, 0, TSTBUF_SIZE, "memset-1");
361	TstBufCheck(&Buf1, "memset-1");
362
363	TstBufInit(&Buf1, 1);
364	pv = RT_NOCRT(memset)(Buf1.abBuf, 0xff, TSTBUF_SIZE); CHECK_PV(Buf1.abBuf);
365	my_memcheck(Buf1.abBuf, 0xff, TSTBUF_SIZE, "memset-2");
366	TstBufCheck(&Buf1, "memset-2");
367
368	TstBufInit(&Buf1, 1);
369	pv = RT_NOCRT(memset)(Buf1.abBuf, 0xff, 0); CHECK_PV(Buf1.abBuf);
370	my_memcheck(Buf1.abBuf, 1, TSTBUF_SIZE, "memset-3");
371	TstBufCheck(&Buf1, "memset-3");
372
373	for (unsigned off = 0; off < 256; off++)
374	{
375	/* move start byte by byte. */
376	char sz[32];
377	RTStrPrintf(sz, sizeof(sz), "memset4-%d", off);
378	TstBufInit(&Buf1, 0);
379	pv = RT_NOCRT(memset)(&Buf1.abBuf[off], off, TSTBUF_SIZE - off); CHECK_PV(&Buf1.abBuf[off]);
380	my_memcheck(Buf1.abBuf, 0, off, sz);
381	my_memcheck(&Buf1.abBuf[off], off, TSTBUF_SIZE - off, sz);
382	TstBufCheck(&Buf1, sz);
383
384	/* move end byte by byte. */
385	RTStrPrintf(sz, sizeof(sz), "memset5-%d", off);
386	TstBufInit(&Buf1, 0);
387	pv = RT_NOCRT(memset)(Buf1.abBuf, off, TSTBUF_SIZE - off); CHECK_PV(Buf1.abBuf);
388	my_memcheck(Buf1.abBuf, off, TSTBUF_SIZE - off, sz);
389	my_memcheck(&Buf1.abBuf[TSTBUF_SIZE - off], 0, off, sz);
390	TstBufCheck(&Buf1, sz);
391
392	/* move both start and size byte by byte. */
393	RTStrPrintf(sz, sizeof(sz), "memset6-%d", off);
394	TstBufInit(&Buf1, 0);
395	pv = RT_NOCRT(memset)(&Buf1.abBuf[off], off, off); CHECK_PV(&Buf1.abBuf[off]);
396	my_memcheck(Buf1.abBuf, 0, off, sz);
397	my_memcheck(&Buf1.abBuf[off], off, off, sz);
398	my_memcheck(&Buf1.abBuf[off * 2], 0, TSTBUF_SIZE - off * 2, sz);
399	TstBufCheck(&Buf1, sz);
400	}
401
402	/*
403	* strcpy (quick smoke testing).
404	*/
405	RTPrintf("tstNoCrt-1: strcpy\n");
406	TstBufInit(&Buf1, 1);
407	const char *pszSrc = s_szTest1;
408	char pszDst = (char )&Buf1.abBuf[0];
409	pv = RT_NOCRT(strcpy)(pszDst, pszSrc);
410	CHECK_PV(pszDst);
411	TstBufCheck(&Buf1, "strcpy 1");
412	iDiff = RT_NOCRT(strcmp)(pszDst, pszSrc); CHECK_DIFF( == );
413
414	pszSrc = s_szTest1;
415	for (unsigned i = 0; i < sizeof(s_szTest1) / 2; i++)
416	{
417	pszSrc++;
418	TstBufInit(&Buf1, 2);
419	pszDst = (char *)&Buf1.abBuf[sizeof(Buf1.abBuf) - strlen(pszSrc) - 1];
420	pv = RT_NOCRT(strcpy)(pszDst, pszSrc);
421	CHECK_PV(pszDst);
422	TstBufCheck(&Buf1, "strcpy 3");
423	iDiff = RT_NOCRT(strcmp)(pszDst, pszSrc); CHECK_DIFF( == );
424	}
425
426
427	/*
428	* memchr & strchr.
429	*/
430	RTPrintf("tstNoCrt-1: memchr\n");
431	pv = RT_NOCRT(memchr)(&s_szTest1[0x00], 'f', sizeof(s_szTest1)); CHECK_PV(&s_szTest1[0xf]);
432	pv = RT_NOCRT(memchr)(&s_szTest1[0x0f], 'f', sizeof(s_szTest1)); CHECK_PV(&s_szTest1[0xf]);
433	pv = RT_NOCRT(memchr)(&s_szTest1[0x03], 0, sizeof(s_szTest1)); CHECK_PV(&s_szTest1[0x10]);
434	pv = RT_NOCRT(memchr)(&s_szTest1[0x10], 0, sizeof(s_szTest1)); CHECK_PV(&s_szTest1[0x10]);
435	for (unsigned i = 0; i < sizeof(s_szTest1); i++)
436	for (unsigned j = 0; j <= i; j++)
437	{
438	pv = RT_NOCRT(memchr)(&s_szTest1[j], s_szTest1[i], sizeof(s_szTest1));
439	CHECK_PV(&s_szTest1[i]);
440	}
441
442	RTPrintf("tstNoCrt-1: strchr\n");
443	pv = RT_NOCRT(strchr)(&s_szTest1[0x00], 'f'); CHECK_PV(&s_szTest1[0xf]);
444	pv = RT_NOCRT(strchr)(&s_szTest1[0x0f], 'f'); CHECK_PV(&s_szTest1[0xf]);
445	pv = RT_NOCRT(strchr)(&s_szTest1[0x03], 0); CHECK_PV(&s_szTest1[0x10]);
446	pv = RT_NOCRT(strchr)(&s_szTest1[0x10], 0); CHECK_PV(&s_szTest1[0x10]);
447	for (unsigned i = 0; i < sizeof(s_szTest1); i++)
448	for (unsigned j = 0; j <= i; j++)
449	{
450	pv = RT_NOCRT(strchr)(&s_szTest1[j], s_szTest1[i]);
451	CHECK_PV(&s_szTest1[i]);
452	}
453
454	/*
455	* Some simple memcmp/strcmp checks.
456	*/
457	RTPrintf("tstNoCrt-1: memcmp\n");
458	iDiff = RT_NOCRT(memcmp)(s_szTest1, s_szTest1, sizeof(s_szTest1)); CHECK_DIFF( == );
459	iDiff = RT_NOCRT(memcmp)(s_szTest1, s_szTest2, sizeof(s_szTest1)); CHECK_DIFF( == );
460	iDiff = RT_NOCRT(memcmp)(s_szTest2, s_szTest1, sizeof(s_szTest1)); CHECK_DIFF( == );
461	iDiff = RT_NOCRT(memcmp)(s_szTest3, s_szTest3, sizeof(s_szTest1)); CHECK_DIFF( == );
462	iDiff = RT_NOCRT(memcmp)(s_szTest1, s_szTest3, sizeof(s_szTest1)); CHECK_DIFF( < );
463	iDiff = RT_NOCRT(memcmp)(s_szTest3, s_szTest1, sizeof(s_szTest1)); CHECK_DIFF( > );
464
465	RTPrintf("tstNoCrt-1: strcmp\n");
466	iDiff = RT_NOCRT(strcmp)(s_szTest1, s_szTest1); CHECK_DIFF( == );
467	iDiff = RT_NOCRT(strcmp)(s_szTest1, s_szTest2); CHECK_DIFF( == );
468	iDiff = RT_NOCRT(strcmp)(s_szTest2, s_szTest1); CHECK_DIFF( == );
469	iDiff = RT_NOCRT(strcmp)(s_szTest3, s_szTest3); CHECK_DIFF( == );
470	iDiff = RT_NOCRT(strcmp)(s_szTest1, s_szTest3); CHECK_DIFF( < );
471	iDiff = RT_NOCRT(strcmp)(s_szTest3, s_szTest1); CHECK_DIFF( > );
472
473	/*
474	* Some simple strlen checks.
475	*/
476	RTPrintf("tstNoCrt-1: strlen\n");
477	cch = RT_NOCRT(strlen)(""); CHECK_CCH(0);
478	cch = RT_NOCRT(strlen)("1"); CHECK_CCH(1);
479	cch = RT_NOCRT(strlen)("12"); CHECK_CCH(2);
480	cch = RT_NOCRT(strlen)("123"); CHECK_CCH(3);
481	cch = RT_NOCRT(strlen)("1234"); CHECK_CCH(4);
482	cch = RT_NOCRT(strlen)("12345"); CHECK_CCH(5);
483	cch = RT_NOCRT(strlen)(s_szTest1); CHECK_CCH(sizeof(s_szTest1) - 1);
484	cch = RT_NOCRT(strlen)(&s_szTest1[1]); CHECK_CCH(sizeof(s_szTest1) - 1 - 1);
485	cch = RT_NOCRT(strlen)(&s_szTest1[2]); CHECK_CCH(sizeof(s_szTest1) - 1 - 2);
486	cch = RT_NOCRT(strlen)(&s_szTest1[3]); CHECK_CCH(sizeof(s_szTest1) - 1 - 3);
487	cch = RT_NOCRT(strlen)(&s_szTest1[4]); CHECK_CCH(sizeof(s_szTest1) - 1 - 4);
488	cch = RT_NOCRT(strlen)(&s_szTest1[5]); CHECK_CCH(sizeof(s_szTest1) - 1 - 5);
489	cch = RT_NOCRT(strlen)(&s_szTest1[6]); CHECK_CCH(sizeof(s_szTest1) - 1 - 6);
490	cch = RT_NOCRT(strlen)(&s_szTest1[7]); CHECK_CCH(sizeof(s_szTest1) - 1 - 7);
491	cch = RT_NOCRT(strlen)(s_szTest2); CHECK_CCH(sizeof(s_szTest2) - 1);
492	cch = RT_NOCRT(strlen)(s_szTest3); CHECK_CCH(sizeof(s_szTest3) - 1);
493
494	/*
495	* Summary.
496	*/
497	if (!g_cErrors)
498	RTPrintf("tstNoCrt-1: SUCCESS\n");
499	else
500	RTPrintf("tstNoCrt-1: FAILURE - %d errors\n", g_cErrors);
501	return !!g_cErrors;
502	}
503

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source: vbox/trunk/src/VBox/Runtime/testcase/tstNoCrt-1.cpp@ 16691

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