tstRTDigest.cpp@ 72140

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1	/* $Id: tstRTDigest.cpp 69111 2017-10-17 14:26:02Z vboxsync $ */
2	/** @file
3	* IPRT Testcase - RTSha, RTMd5, RTCrc.
4	*/
5
6	/*
7	* Copyright (C) 2009-2017 Oracle Corporation
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
27
28	/*********************************************************************************************************************************
29	* Header Files *
30	*********************************************************************************************************************************/
31	#include <iprt/sha.h>
32	#include <iprt/md2.h>
33	#include <iprt/md5.h>
34	#include <iprt/crc.h>
35
36	#include <iprt/ctype.h>
37	#include <iprt/err.h>
38	#include <iprt/file.h>
39	#include <iprt/getopt.h>
40	#include <iprt/initterm.h>
41	#include <iprt/param.h>
42	#include <iprt/path.h>
43	#include <iprt/process.h>
44	#include <iprt/string.h>
45	#include <iprt/stream.h>
46	#include <iprt/crypto/digest.h>
47
48
49	static int Error(const char *pszFormat, ...)
50	{
51	char szName[RTPATH_MAX];
52	if (!RTProcGetExecutablePath(szName, sizeof(szName)))
53	strcpy(szName, "tstRTDigest");
54
55	RTStrmPrintf(g_pStdErr, "%s: error: ", RTPathFilename(szName));
56	va_list va;
57	va_start(va, pszFormat);
58	RTStrmPrintfV(g_pStdErr, pszFormat, va);
59	va_end(va);
60
61	return 1;
62	}
63
64
65	static int MyReadFile(RTFILE hFile, void pvBuf, size_t cbToRead, size_t pcbRead, uint64_t *pcbMaxLeft)
66	{
67	int rc = VINF_SUCCESS;
68	if (*pcbMaxLeft > 0)
69	{
70	if (cbToRead > *pcbMaxLeft)
71	cbToRead = (size_t)*pcbMaxLeft;
72	rc = RTFileRead(hFile, pvBuf, cbToRead, pcbRead);
73	if (RT_SUCCESS(rc))
74	pcbMaxLeft -= pcbRead;
75	}
76	else
77	*pcbRead = 0;
78	return rc;
79	}
80
81
82	static char MyGetNextSignificantLine(PRTSTREAM pFile, char pszBuf, size_t cbBuf, uint32_t piLine, int prc)
83	{
84	for (;;)
85	{
86	*pszBuf = '\0';
87	int rc = RTStrmGetLine(pFile, pszBuf, cbBuf);
88	if (RT_FAILURE(rc))
89	{
90	if (rc != VERR_EOF)
91	{
92	Error("Read error: %Rrc", rc);
93	*prc = rc;
94	return NULL;
95	}
96	if (!*pszBuf)
97	return NULL;
98	}
99	*piLine += 1;
100
101	/* Significant? */
102	char *pszStart = RTStrStrip(pszBuf);
103	if (pszStart && pszStart != '#')
104	return pszStart;
105	}
106	}
107
108
109	int main(int argc, char **argv)
110	{
111	RTR3InitExe(argc, &argv, 0);
112
113	RTDIGESTTYPE enmDigestType = RTDIGESTTYPE_INVALID;
114	const char *pszDigestType = "NotSpecified";
115
116	enum
117	{
118	kMethod_Full,
119	kMethod_Block,
120	kMethod_File,
121	kMethod_CVAS
122	} enmMethod = kMethod_Block;
123
124	uint64_t offStart = 0;
125	uint64_t cbMax = UINT64_MAX;
126	bool fTestcase = false;
127
128	static const RTGETOPTDEF s_aOptions[] =
129	{
130	{ "--type", 't', RTGETOPT_REQ_STRING },
131	{ "--method", 'm', RTGETOPT_REQ_STRING },
132	{ "--help", 'h', RTGETOPT_REQ_NOTHING },
133	{ "--length", 'l', RTGETOPT_REQ_UINT64 },
134	{ "--offset", 'o', RTGETOPT_REQ_UINT64 },
135	{ "--testcase", 'x', RTGETOPT_REQ_NOTHING },
136	};
137
138	int ch;
139	RTGETOPTUNION ValueUnion;
140	RTGETOPTSTATE GetState;
141	RTGetOptInit(&GetState, argc, argv, s_aOptions, RT_ELEMENTS(s_aOptions), 1, RTGETOPTINIT_FLAGS_OPTS_FIRST);
142	while ((ch = RTGetOpt(&GetState, &ValueUnion)))
143	{
144	switch (ch)
145	{
146	case 't':
147	if (!RTStrICmp(ValueUnion.psz, "crc32"))
148	{
149	pszDigestType = "CRC32";
150	enmDigestType = RTDIGESTTYPE_CRC32;
151	}
152	else if (!RTStrICmp(ValueUnion.psz, "crc64"))
153	{
154	pszDigestType = "CRC64";
155	enmDigestType = RTDIGESTTYPE_CRC64;
156	}
157	else if (!RTStrICmp(ValueUnion.psz, "md2"))
158	{
159	pszDigestType = "MD2";
160	enmDigestType = RTDIGESTTYPE_MD2;
161	}
162	else if (!RTStrICmp(ValueUnion.psz, "md5"))
163	{
164	pszDigestType = "MD5";
165	enmDigestType = RTDIGESTTYPE_MD5;
166	}
167	else if (!RTStrICmp(ValueUnion.psz, "sha1"))
168	{
169	pszDigestType = "SHA-1";
170	enmDigestType = RTDIGESTTYPE_SHA1;
171	}
172	else if (!RTStrICmp(ValueUnion.psz, "sha224"))
173	{
174	pszDigestType = "SHA-224";
175	enmDigestType = RTDIGESTTYPE_SHA224;
176	}
177	else if (!RTStrICmp(ValueUnion.psz, "sha256"))
178	{
179	pszDigestType = "SHA-256";
180	enmDigestType = RTDIGESTTYPE_SHA256;
181	}
182	else if (!RTStrICmp(ValueUnion.psz, "sha384"))
183	{
184	pszDigestType = "SHA-384";
185	enmDigestType = RTDIGESTTYPE_SHA384;
186	}
187	else if (!RTStrICmp(ValueUnion.psz, "sha512"))
188	{
189	pszDigestType = "SHA-512";
190	enmDigestType = RTDIGESTTYPE_SHA512;
191	}
192	else if (!RTStrICmp(ValueUnion.psz, "sha512/224"))
193	{
194	pszDigestType = "SHA-512/224";
195	enmDigestType = RTDIGESTTYPE_SHA512T224;
196	}
197	else if (!RTStrICmp(ValueUnion.psz, "sha512/256"))
198	{
199	pszDigestType = "SHA-512/256";
200	enmDigestType = RTDIGESTTYPE_SHA512T256;
201	}
202	else
203	{
204	Error("Invalid digest type: %s\n", ValueUnion.psz);
205	return 1;
206	}
207	break;
208
209	case 'm':
210	if (!RTStrICmp(ValueUnion.psz, "full"))
211	enmMethod = kMethod_Full;
212	else if (!RTStrICmp(ValueUnion.psz, "block"))
213	enmMethod = kMethod_Block;
214	else if (!RTStrICmp(ValueUnion.psz, "file"))
215	enmMethod = kMethod_File;
216	else if (!RTStrICmp(ValueUnion.psz, "cvas"))
217	enmMethod = kMethod_CVAS;
218	else
219	{
220	Error("Invalid digest method: %s\n", ValueUnion.psz);
221	return 1;
222	}
223	break;
224
225	case 'l':
226	cbMax = ValueUnion.u64;
227	break;
228
229	case 'o':
230	offStart = ValueUnion.u64;
231	break;
232
233	case 'x':
234	fTestcase = true;
235	break;
236
237	case 'h':
238	RTPrintf("usage: tstRTDigest -t <digest-type> [-o <offset>] [-l <length>] [-x] file [file2 [..]]\n");
239	return 1;
240
241	case VINF_GETOPT_NOT_OPTION:
242	{
243	if (enmDigestType == RTDIGESTTYPE_INVALID)
244	return Error("No digest type was specified\n");
245
246	switch (enmMethod)
247	{
248	case kMethod_Full:
249	return Error("Full file method is not implemented\n");
250
251	case kMethod_File:
252	if (offStart != 0 \|\| cbMax != UINT64_MAX)
253	return Error("The -l and -o options do not work with the 'file' method.");
254	switch (enmDigestType)
255	{
256	case RTDIGESTTYPE_SHA1:
257	{
258	char *pszDigest;
259	int rc = RTSha1DigestFromFile(ValueUnion.psz, &pszDigest, NULL, NULL);
260	if (RT_FAILURE(rc))
261	return Error("RTSha1Digest(%s,) -> %Rrc\n", ValueUnion.psz, rc);
262	RTPrintf("%s %s\n", pszDigest, ValueUnion.psz);
263	RTStrFree(pszDigest);
264	break;
265	}
266
267	case RTDIGESTTYPE_SHA256:
268	{
269	char *pszDigest;
270	int rc = RTSha256DigestFromFile(ValueUnion.psz, &pszDigest, NULL, NULL);
271	if (RT_FAILURE(rc))
272	return Error("RTSha256Digest(%s,) -> %Rrc\n", ValueUnion.psz, rc);
273	RTPrintf("%s %s\n", pszDigest, ValueUnion.psz);
274	RTStrFree(pszDigest);
275	break;
276	}
277	default:
278	return Error("The file method isn't implemented for this digest\n");
279	}
280	break;
281
282	case kMethod_Block:
283	{
284	RTFILE hFile;
285	int rc = RTFileOpen(&hFile, ValueUnion.psz, RTFILE_O_READ \| RTFILE_O_OPEN \| RTFILE_O_DENY_WRITE);
286	if (RT_FAILURE(rc))
287	return Error("RTFileOpen(,%s,) -> %Rrc\n", ValueUnion.psz, rc);
288	if (offStart != 0)
289	{
290	rc = RTFileSeek(hFile, offStart, RTFILE_SEEK_BEGIN, NULL);
291	if (RT_FAILURE(rc))
292	return Error("RTFileSeek(%s,%ull) -> %Rrc\n", ValueUnion.psz, offStart, rc);
293	}
294
295	uint64_t cbMaxLeft = cbMax;
296	size_t cbRead;
297	uint8_t abBuf[_64K];
298	char pszDigest = (char )&abBuf[0];
299	switch (enmDigestType)
300	{
301	case RTDIGESTTYPE_CRC32:
302	{
303	uint32_t uCRC32 = RTCrc32Start();
304	for (;;)
305	{
306	rc = MyReadFile(hFile, abBuf, sizeof(abBuf), &cbRead, &cbMaxLeft);
307	if (RT_FAILURE(rc) \|\| !cbRead)
308	break;
309	uCRC32 = RTCrc32Process(uCRC32, abBuf, cbRead);
310	}
311	uCRC32 = RTCrc32Finish(uCRC32);
312	RTStrPrintf(pszDigest, sizeof(abBuf), "%08RX32", uCRC32);
313	break;
314	}
315
316	case RTDIGESTTYPE_CRC64:
317	{
318	uint64_t uCRC64 = RTCrc64Start();
319	for (;;)
320	{
321	rc = MyReadFile(hFile, abBuf, sizeof(abBuf), &cbRead, &cbMaxLeft);
322	if (RT_FAILURE(rc) \|\| !cbRead)
323	break;
324	uCRC64 = RTCrc64Process(uCRC64, abBuf, cbRead);
325	}
326	uCRC64 = RTCrc64Finish(uCRC64);
327	RTStrPrintf(pszDigest, sizeof(abBuf), "%016RX64", uCRC64);
328	break;
329	}
330
331	case RTDIGESTTYPE_MD2:
332	{
333	RTMD2CONTEXT Ctx;
334	RTMd2Init(&Ctx);
335	for (;;)
336	{
337	rc = MyReadFile(hFile, abBuf, sizeof(abBuf), &cbRead, &cbMaxLeft);
338	if (RT_FAILURE(rc) \|\| !cbRead)
339	break;
340	RTMd2Update(&Ctx, abBuf, cbRead);
341	}
342	uint8_t abDigest[RTMD2_HASH_SIZE];
343	RTMd2Final(&Ctx, abDigest);
344	RTMd2ToString(abDigest, pszDigest, sizeof(abBuf));
345	break;
346	}
347
348	case RTDIGESTTYPE_MD5:
349	{
350	RTMD5CONTEXT Ctx;
351	RTMd5Init(&Ctx);
352	for (;;)
353	{
354	rc = MyReadFile(hFile, abBuf, sizeof(abBuf), &cbRead, &cbMaxLeft);
355	if (RT_FAILURE(rc) \|\| !cbRead)
356	break;
357	RTMd5Update(&Ctx, abBuf, cbRead);
358	}
359	uint8_t abDigest[RTMD5HASHSIZE];
360	RTMd5Final(abDigest, &Ctx);
361	RTMd5ToString(abDigest, pszDigest, sizeof(abBuf));
362	break;
363	}
364
365	case RTDIGESTTYPE_SHA1:
366	{
367	RTSHA1CONTEXT Ctx;
368	RTSha1Init(&Ctx);
369	for (;;)
370	{
371	rc = MyReadFile(hFile, abBuf, sizeof(abBuf), &cbRead, &cbMaxLeft);
372	if (RT_FAILURE(rc) \|\| !cbRead)
373	break;
374	RTSha1Update(&Ctx, abBuf, cbRead);
375	}
376	uint8_t abDigest[RTSHA1_HASH_SIZE];
377	RTSha1Final(&Ctx, abDigest);
378	RTSha1ToString(abDigest, pszDigest, sizeof(abBuf));
379	break;
380	}
381
382	case RTDIGESTTYPE_SHA256:
383	{
384	RTSHA256CONTEXT Ctx;
385	RTSha256Init(&Ctx);
386	for (;;)
387	{
388	rc = MyReadFile(hFile, abBuf, sizeof(abBuf), &cbRead, &cbMaxLeft);
389	if (RT_FAILURE(rc) \|\| !cbRead)
390	break;
391	RTSha256Update(&Ctx, abBuf, cbRead);
392	}
393	uint8_t abDigest[RTSHA256_HASH_SIZE];
394	RTSha256Final(&Ctx, abDigest);
395	RTSha256ToString(abDigest, pszDigest, sizeof(abBuf));
396	break;
397	}
398
399	case RTDIGESTTYPE_SHA512:
400	{
401	RTSHA512CONTEXT Ctx;
402	RTSha512Init(&Ctx);
403	for (;;)
404	{
405	rc = MyReadFile(hFile, abBuf, sizeof(abBuf), &cbRead, &cbMaxLeft);
406	if (RT_FAILURE(rc) \|\| !cbRead)
407	break;
408	RTSha512Update(&Ctx, abBuf, cbRead);
409	}
410	uint8_t abDigest[RTSHA512_HASH_SIZE];
411	RTSha512Final(&Ctx, abDigest);
412	RTSha512ToString(abDigest, pszDigest, sizeof(abBuf));
413	break;
414	}
415
416	default:
417	return Error("Internal error #1\n");
418	}
419	RTFileClose(hFile);
420	if (RT_FAILURE(rc) && rc != VERR_EOF)
421	{
422	RTPrintf("Partial: %s %s\n", pszDigest, ValueUnion.psz);
423	return Error("RTFileRead(%s) -> %Rrc\n", ValueUnion.psz, rc);
424	}
425
426	if (!fTestcase)
427	RTPrintf("%s %s\n", pszDigest, ValueUnion.psz);
428	else if (offStart)
429	RTPrintf(" { &g_abRandom72KB[%#4llx], %5llu, \"%s\", \"%s %llu bytes @%llu\" },\n",
430	offStart, cbMax - cbMaxLeft, pszDigest, pszDigestType, offStart, cbMax - cbMaxLeft);
431	else
432	RTPrintf(" { &g_abRandom72KB[0], %5llu, \"%s\", \"%s %llu bytes\" },\n",
433	cbMax - cbMaxLeft, pszDigest, pszDigestType, cbMax - cbMaxLeft);
434	break;
435	}
436
437
438	/*
439	* Process a SHS response file:
440	* http://csrc.nist.gov/groups/STM/cavp/index.html#03
441	*/
442	case kMethod_CVAS:
443	{
444	RTCRDIGEST hDigest;
445	int rc = RTCrDigestCreateByType(&hDigest, enmDigestType);
446	if (RT_FAILURE(rc))
447	return Error("Failed to create digest calculator for %s: %Rrc", pszDigestType, rc);
448
449	uint32_t const cbDigest = RTCrDigestGetHashSize(hDigest);
450	if (!cbDigest \|\| cbDigest >= _1K)
451	return Error("Unexpected hash size: %#x\n", cbDigest);
452
453	PRTSTREAM pFile;
454	rc = RTStrmOpen(ValueUnion.psz, "r", &pFile);
455	if (RT_FAILURE(rc))
456	return Error("Failed to open CVAS file '%s': %Rrc", ValueUnion.psz, rc);
457
458	/*
459	* Parse the input file.
460	* ASSUME order: Len, Msg, MD.
461	*/
462	static char s_szLine[_256K];
463	char *psz;
464	uint32_t cPassed = 0;
465	uint32_t cErrors = 0;
466	uint32_t iLine = 1;
467	for (;;)
468	{
469	psz = MyGetNextSignificantLine(pFile, s_szLine, sizeof(s_szLine), &iLine, &rc);
470	if (!psz)
471	break;
472
473	/* Skip [L = 20] stuff. */
474	if (*psz == '[')
475	continue;
476
477	/* Message length. */
478	uint64_t cMessageBits;
479	if (RTStrNICmp(psz, RT_STR_TUPLE("Len =")))
480	return Error("%s(%d): Expected 'Len =' found '%.10s...'", ValueUnion.psz, iLine, psz);
481	psz = RTStrStripL(psz + 5);
482	rc = RTStrToUInt64Full(psz, 0, &cMessageBits);
483	if (rc != VINF_SUCCESS)
484	return Error("%s(%d): Error parsing length '%s': %Rrc\n", ValueUnion.psz, iLine, psz, rc);
485
486	/* The message text. */
487	psz = MyGetNextSignificantLine(pFile, s_szLine, sizeof(s_szLine), &iLine, &rc);
488	if (!psz)
489	return Error("%s(%d): Expected message text not EOF.", ValueUnion.psz, iLine);
490	if (RTStrNICmp(psz, RT_STR_TUPLE("Msg =")))
491	return Error("%s(%d): Expected 'Msg =' found '%.10s...'", ValueUnion.psz, iLine, psz);
492	psz = RTStrStripL(psz + 5);
493
494	size_t const cbMessage = (cMessageBits + 7) / 8;
495	static uint8_t s_abMessage[sizeof(s_szLine) / 2];
496	if (cbMessage > 0)
497	{
498	rc = RTStrConvertHexBytes(psz, s_abMessage, cbMessage, 0 /fFlags/);
499	if (rc != VINF_SUCCESS)
500	return Error("%s(%d): Error parsing message '%.10s...': %Rrc\n",
501	ValueUnion.psz, iLine, psz, rc);
502	}
503
504	/* The message digest. */
505	psz = MyGetNextSignificantLine(pFile, s_szLine, sizeof(s_szLine), &iLine, &rc);
506	if (!psz)
507	return Error("%s(%d): Expected message digest not EOF.", ValueUnion.psz, iLine);
508	if (RTStrNICmp(psz, RT_STR_TUPLE("MD =")))
509	return Error("%s(%d): Expected 'MD =' found '%.10s...'", ValueUnion.psz, iLine, psz);
510	psz = RTStrStripL(psz + 4);
511
512	static uint8_t s_abExpectedDigest[_1K];
513	rc = RTStrConvertHexBytes(psz, s_abExpectedDigest, cbDigest, 0 /fFlags/);
514	if (rc != VINF_SUCCESS)
515	return Error("%s(%d): Error parsing message digest '%.10s...': %Rrc\n",
516	ValueUnion.psz, iLine, psz, rc);
517
518	/*
519	* Do the testing.
520	*/
521	rc = RTCrDigestReset(hDigest);
522	if (rc != VINF_SUCCESS)
523	return Error("RTCrDigestReset failed: %Rrc", rc);
524
525	rc = RTCrDigestUpdate(hDigest, s_abMessage, cbMessage);
526	if (rc != VINF_SUCCESS)
527	return Error("RTCrDigestUpdate failed: %Rrc", rc);
528
529	static uint8_t s_abActualDigest[_1K];
530	rc = RTCrDigestFinal(hDigest, s_abActualDigest, cbDigest);
531	if (rc != VINF_SUCCESS)
532	return Error("RTCrDigestFinal failed: %Rrc", rc);
533
534	if (memcmp(s_abActualDigest, s_abExpectedDigest, cbDigest) == 0)
535	cPassed++;
536	else
537	{
538	Error("%s(%d): Message digest mismatch. Expected %.RThxs, got %.RThxs.",
539	ValueUnion.psz, iLine, cbDigest, s_abExpectedDigest, cbDigest, s_abActualDigest);
540	cErrors++;
541	}
542	}
543
544	RTStrmClose(pFile);
545	if (cErrors > 0)
546	return Error("Failed: %u error%s (%u passed)", cErrors, cErrors == 1 ? "" : "s", cPassed);
547	RTPrintf("Passed %u test%s.\n", cPassed, cPassed == 1 ? "" : "s");
548	if (RT_FAILURE(rc))
549	return Error("Failed: %Rrc", rc);
550	break;
551	}
552
553	default:
554	return Error("Internal error #2\n");
555	}
556	break;
557	}
558
559	default:
560	return RTGetOptPrintError(ch, &ValueUnion);
561	}
562	}
563
564	return 0;
565	}
566

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source: vbox/trunk/src/VBox/Runtime/testcase/tstRTDigest.cpp@ 72140

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