RTSignTool.cpp@ 65892

Last change on this file since 65892 was 64952, checked in by vboxsync, 8 years ago
RTSignTool/add-nested-exe-signature: Forgot to insert the new PE checksum before writing it. Duh! Windows 10 didn't care much, but 7, 2008, 2008r2 and others did.
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 103.5 KB

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1	/* $Id: RTSignTool.cpp 64952 2016-12-18 17:08:22Z vboxsync $ */
2	/** @file
3	* IPRT - Signing Tool.
4	*/
5
6	/*
7	* Copyright (C) 2006-2016 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/assert.h>
32	#include <iprt/buildconfig.h>
33	#include <iprt/err.h>
34	#include <iprt/getopt.h>
35	#include <iprt/file.h>
36	#include <iprt/initterm.h>
37	#include <iprt/ldr.h>
38	#include <iprt/message.h>
39	#include <iprt/mem.h>
40	#include <iprt/path.h>
41	#include <iprt/stream.h>
42	#include <iprt/string.h>
43	#include <iprt/uuid.h>
44	#include <iprt/zero.h>
45	#ifndef RT_OS_WINDOWS
46	# include <iprt/formats/pecoff.h>
47	#endif
48	#include <iprt/crypto/digest.h>
49	#include <iprt/crypto/x509.h>
50	#include <iprt/crypto/pkcs7.h>
51	#include <iprt/crypto/store.h>
52	#include <iprt/crypto/spc.h>
53	#ifdef VBOX
54	# include <VBox/sup.h> /* Certificates */
55	#endif
56	#ifdef RT_OS_WINDOWS
57	# include <iprt/win/windows.h>
58	# include <ImageHlp.h>
59	#endif
60
61
62	/*******************************************************************************
63	* Structures and Typedefs *
64	*******************************************************************************/
65	/** Help detail levels. */
66	typedef enum RTSIGNTOOLHELP
67	{
68	RTSIGNTOOLHELP_USAGE,
69	RTSIGNTOOLHELP_FULL
70	} RTSIGNTOOLHELP;
71
72
73	/**
74	* PKCS\#7 signature data.
75	*/
76	typedef struct SIGNTOOLPKCS7
77	{
78	/** The raw signature. */
79	uint8_t *pbBuf;
80	/** Size of the raw signature. */
81	size_t cbBuf;
82	/** The filename. */
83	const char *pszFilename;
84	/** The outer content info wrapper. */
85	RTCRPKCS7CONTENTINFO ContentInfo;
86	/** Pointer to the decoded SignedData inside the ContentInfo member. */
87	PRTCRPKCS7SIGNEDDATA pSignedData;
88	/** Pointer to the indirect data content. */
89	PRTCRSPCINDIRECTDATACONTENT pIndData;
90
91	/** Newly encoded raw signature.
92	* @sa SignToolPkcs7_Encode() */
93	uint8_t *pbNewBuf;
94	/** Size of newly encoded raw signature. */
95	size_t cbNewBuf;
96
97	} SIGNTOOLPKCS7;
98	typedef SIGNTOOLPKCS7 *PSIGNTOOLPKCS7;
99
100
101	/**
102	* PKCS\#7 signature data for executable.
103	*/
104	typedef struct SIGNTOOLPKCS7EXE : public SIGNTOOLPKCS7
105	{
106	/** The module handle. */
107	RTLDRMOD hLdrMod;
108	} SIGNTOOLPKCS7EXE;
109	typedef SIGNTOOLPKCS7EXE *PSIGNTOOLPKCS7EXE;
110
111
112	/**
113	* Data for the show exe (signature) command.
114	*/
115	typedef struct SHOWEXEPKCS7 : public SIGNTOOLPKCS7EXE
116	{
117	/** The verbosity. */
118	unsigned cVerbosity;
119	/** The prefix buffer. */
120	char szPrefix[256];
121	/** Temporary buffer. */
122	char szTmp[4096];
123	} SHOWEXEPKCS7;
124	typedef SHOWEXEPKCS7 *PSHOWEXEPKCS7;
125
126
127	/*******************************************************************************
128	* Internal Functions *
129	*******************************************************************************/
130	static RTEXITCODE HandleHelp(int cArgs, char **papszArgs);
131	static RTEXITCODE HelpHelp(PRTSTREAM pStrm, RTSIGNTOOLHELP enmLevel);
132	static RTEXITCODE HandleVersion(int cArgs, char **papszArgs);
133	static int HandleShowExeWorkerPkcs7Display(PSHOWEXEPKCS7 pThis, PRTCRPKCS7SIGNEDDATA pSignedData, size_t offPrefix,
134	PCRTCRPKCS7CONTENTINFO pContentInfo);
135
136
137	/**
138	* Deletes the structure.
139	*
140	* @param pThis The structure to initialize.
141	*/
142	static void SignToolPkcs7_Delete(PSIGNTOOLPKCS7 pThis)
143	{
144	RTCrPkcs7ContentInfo_Delete(&pThis->ContentInfo);
145	pThis->pIndData = NULL;
146	pThis->pSignedData = NULL;
147	pThis->pIndData = NULL;
148	RTMemFree(pThis->pbBuf);
149	pThis->pbBuf = NULL;
150	pThis->cbBuf = 0;
151	RTMemFree(pThis->pbNewBuf);
152	pThis->pbNewBuf = NULL;
153	pThis->cbNewBuf = 0;
154	}
155
156
157	/**
158	* Deletes the structure.
159	*
160	* @param pThis The structure to initialize.
161	*/
162	static void SignToolPkcs7Exe_Delete(PSIGNTOOLPKCS7EXE pThis)
163	{
164	if (pThis->hLdrMod != NIL_RTLDRMOD)
165	{
166	int rc2 = RTLdrClose(pThis->hLdrMod);
167	if (RT_FAILURE(rc2))
168	RTMsgError("RTLdrClose failed: %Rrc\n", rc2);
169	pThis->hLdrMod = NIL_RTLDRMOD;
170	}
171	SignToolPkcs7_Delete(pThis);
172	}
173
174
175	/**
176	* Decodes the PKCS #7 blob pointed to by pThis->pbBuf.
177	*
178	* @returns IPRT status code (error message already shown on failure).
179	* @param pThis The PKCS\#7 signature to decode.
180	* @param fCatalog Set if catalog file, clear if executable.
181	*/
182	static int SignToolPkcs7_Decode(PSIGNTOOLPKCS7 pThis, bool fCatalog)
183	{
184	RTERRINFOSTATIC ErrInfo;
185	RTASN1CURSORPRIMARY PrimaryCursor;
186	RTAsn1CursorInitPrimary(&PrimaryCursor, pThis->pbBuf, (uint32_t)pThis->cbBuf, RTErrInfoInitStatic(&ErrInfo),
187	&g_RTAsn1DefaultAllocator, 0, "WinCert");
188
189	int rc = RTCrPkcs7ContentInfo_DecodeAsn1(&PrimaryCursor.Cursor, 0, &pThis->ContentInfo, "CI");
190	if (RT_SUCCESS(rc))
191	{
192	if (RTCrPkcs7ContentInfo_IsSignedData(&pThis->ContentInfo))
193	{
194	pThis->pSignedData = pThis->ContentInfo.u.pSignedData;
195
196	/*
197	* Decode the authenticode bits.
198	*/
199	if (!strcmp(pThis->pSignedData->ContentInfo.ContentType.szObjId, RTCRSPCINDIRECTDATACONTENT_OID))
200	{
201	pThis->pIndData = pThis->pSignedData->ContentInfo.u.pIndirectDataContent;
202	Assert(pThis->pIndData);
203
204	/*
205	* Check that things add up.
206	*/
207	rc = RTCrPkcs7SignedData_CheckSanity(pThis->pSignedData,
208	RTCRPKCS7SIGNEDDATA_SANITY_F_AUTHENTICODE
209	\| RTCRPKCS7SIGNEDDATA_SANITY_F_ONLY_KNOWN_HASH
210	\| RTCRPKCS7SIGNEDDATA_SANITY_F_SIGNING_CERT_PRESENT,
211	RTErrInfoInitStatic(&ErrInfo), "SD");
212	if (RT_SUCCESS(rc))
213	{
214	rc = RTCrSpcIndirectDataContent_CheckSanityEx(pThis->pIndData,
215	pThis->pSignedData,
216	RTCRSPCINDIRECTDATACONTENT_SANITY_F_ONLY_KNOWN_HASH,
217	RTErrInfoInitStatic(&ErrInfo));
218	if (RT_FAILURE(rc))
219	RTMsgError("SPC indirect data content sanity check failed for '%s': %Rrc - %s\n",
220	pThis->pszFilename, rc, ErrInfo.szMsg);
221	}
222	else
223	RTMsgError("PKCS#7 sanity check failed for '%s': %Rrc - %s\n", pThis->pszFilename, rc, ErrInfo.szMsg);
224	}
225	else if (!fCatalog)
226	RTMsgError("Unexpected the signed content in '%s': %s (expected %s)", pThis->pszFilename,
227	pThis->pSignedData->ContentInfo.ContentType.szObjId, RTCRSPCINDIRECTDATACONTENT_OID);
228	}
229	else
230	rc = RTMsgErrorRc(VERR_CR_PKCS7_NOT_SIGNED_DATA,
231	"PKCS#7 content is inside '%s' is not 'signedData': %s\n",
232	pThis->pszFilename, pThis->ContentInfo.ContentType.szObjId);
233	}
234	else
235	RTMsgError("RTCrPkcs7ContentInfo_DecodeAsn1 failed on '%s': %Rrc - %s\n", pThis->pszFilename, rc, ErrInfo.szMsg);
236	return rc;
237	}
238
239
240	/**
241	* Reads and decodes PKCS\#7 signature from the given cat file.
242	*
243	* @returns RTEXITCODE_SUCCESS on success, RTEXITCODE_FAILURE with error message
244	* on failure.
245	* @param pThis The structure to initialize.
246	* @param pszFilename The catalog (or any other DER PKCS\#7) filename.
247	* @param cVerbosity The verbosity.
248	*/
249	static RTEXITCODE SignToolPkcs7_InitFromFile(PSIGNTOOLPKCS7 pThis, const char *pszFilename, unsigned cVerbosity)
250	{
251	/*
252	* Init the return structure.
253	*/
254	RT_ZERO(*pThis);
255	pThis->pszFilename = pszFilename;
256
257	/*
258	* Lazy bird uses RTFileReadAll and duplicates the allocation.
259	*/
260	void *pvFile;
261	int rc = RTFileReadAll(pszFilename, &pvFile, &pThis->cbBuf);
262	if (RT_SUCCESS(rc))
263	{
264	pThis->pbBuf = (uint8_t *)RTMemDup(pvFile, pThis->cbBuf);
265	RTFileReadAllFree(pvFile, pThis->cbBuf);
266	if (pThis->pbBuf)
267	{
268	if (cVerbosity > 2)
269	RTPrintf("PKCS#7 signature: %u bytes\n", pThis->cbBuf);
270
271	/*
272	* Decode it.
273	*/
274	rc = SignToolPkcs7_Decode(pThis, true /fCatalog/);
275	if (RT_SUCCESS(rc))
276	return RTEXITCODE_SUCCESS;
277	}
278	else
279	RTMsgError("Out of memory!");
280	}
281	else
282	RTMsgError("Error reading '%s' into memory: %Rrc", pszFilename, rc);
283
284	SignToolPkcs7_Delete(pThis);
285	return RTEXITCODE_FAILURE;
286	}
287
288
289	/**
290	* Encodes the signature into the SIGNTOOLPKCS7::pbNewBuf and
291	* SIGNTOOLPKCS7::cbNewBuf members.
292	*
293	* @returns RTEXITCODE_SUCCESS on success, RTEXITCODE_FAILURE with error message
294	* on failure.
295	* @param pThis The signature to encode.
296	* @param cVerbosity The verbosity.
297	*/
298	static RTEXITCODE SignToolPkcs7_Encode(PSIGNTOOLPKCS7 pThis, unsigned cVerbosity)
299	{
300	RTERRINFOSTATIC StaticErrInfo;
301	PRTASN1CORE pRoot = RTCrPkcs7ContentInfo_GetAsn1Core(&pThis->ContentInfo);
302	uint32_t cbEncoded;
303	int rc = RTAsn1EncodePrepare(pRoot, RTASN1ENCODE_F_DER, &cbEncoded, RTErrInfoInitStatic(&StaticErrInfo));
304	if (RT_SUCCESS(rc))
305	{
306	if (cVerbosity >= 4)
307	RTAsn1Dump(pRoot, 0, 0, RTStrmDumpPrintfV, g_pStdOut);
308
309	RTMemFree(pThis->pbNewBuf);
310	pThis->cbNewBuf = cbEncoded;
311	pThis->pbNewBuf = (uint8_t *)RTMemAllocZ(cbEncoded);
312	if (pThis->pbNewBuf)
313	{
314	rc = RTAsn1EncodeToBuffer(pRoot, RTASN1ENCODE_F_DER, pThis->pbNewBuf, pThis->cbNewBuf,
315	RTErrInfoInitStatic(&StaticErrInfo));
316	if (RT_SUCCESS(rc))
317	{
318	if (cVerbosity > 1)
319	RTMsgInfo("Encoded signature to %u bytes", cbEncoded);
320	return RTEXITCODE_SUCCESS;
321	}
322	RTMsgError("RTAsn1EncodeToBuffer failed: %Rrc", rc);
323
324	RTMemFree(pThis->pbNewBuf);
325	pThis->pbNewBuf = NULL;
326	}
327	else
328	RTMsgError("Failed to allocate %u bytes!", cbEncoded);
329	}
330	else
331	RTMsgError("RTAsn1EncodePrepare failed: %Rrc - %s", rc, StaticErrInfo.szMsg);
332	return RTEXITCODE_FAILURE;
333	}
334
335
336	/**
337	* Adds the @a pSrc signature as a nested signature.
338	*
339	* @returns RTEXITCODE_SUCCESS on success, RTEXITCODE_FAILURE with error message
340	* on failure.
341	* @param pThis The signature to modify.
342	* @param pSrc The signature to add as nested.
343	* @param cVerbosity The verbosity.
344	*/
345	static RTEXITCODE SignToolPkcs7_AddNestedSignature(PSIGNTOOLPKCS7 pThis, PSIGNTOOLPKCS7 pSrc, unsigned cVerbosity)
346	{
347	PRTCRPKCS7SIGNERINFO pSignerInfo = pThis->pSignedData->SignerInfos.papItems[0];
348	int rc;
349
350	/*
351	* Deal with UnauthenticatedAttributes being absent before trying to append to the array.
352	*/
353	if (pSignerInfo->UnauthenticatedAttributes.cItems == 0)
354	{
355	/* HACK ALERT! Invent ASN.1 setters/whatever for members to replace this mess. */
356
357	if (pSignerInfo->AuthenticatedAttributes.cItems == 0)
358	return RTMsgErrorExit(RTEXITCODE_FAILURE, "No authenticated or unauthenticated attributes! Sorry, no can do.");
359
360	Assert(pSignerInfo->UnauthenticatedAttributes.SetCore.Asn1Core.uTag == 0);
361	rc = RTAsn1SetCore_Init(&pSignerInfo->UnauthenticatedAttributes.SetCore,
362	pSignerInfo->AuthenticatedAttributes.SetCore.Asn1Core.pOps);
363	if (RT_FAILURE(rc))
364	return RTMsgErrorExit(RTEXITCODE_FAILURE, "RTAsn1SetCore_Init failed: %Rrc", rc);
365	pSignerInfo->UnauthenticatedAttributes.SetCore.Asn1Core.uTag = 1;
366	pSignerInfo->UnauthenticatedAttributes.SetCore.Asn1Core.fClass = ASN1_TAGCLASS_CONTEXT \| ASN1_TAGFLAG_CONSTRUCTED;
367	RTAsn1MemInitArrayAllocation(&pSignerInfo->UnauthenticatedAttributes.Allocation,
368	pSignerInfo->AuthenticatedAttributes.Allocation.pAllocator,
369	sizeof(**pSignerInfo->UnauthenticatedAttributes.papItems));
370	}
371
372	int32_t iPos = RTCrPkcs7Attributes_Append(&pSignerInfo->UnauthenticatedAttributes);
373	if (iPos >= 0)
374	{
375	if (cVerbosity >= 3)
376	RTMsgInfo("Adding UnauthenticatedAttribute #%u...", iPos);
377	Assert((uint32_t)iPos < pSignerInfo->UnauthenticatedAttributes.cItems);
378
379	PRTCRPKCS7ATTRIBUTE pAttr = pSignerInfo->UnauthenticatedAttributes.papItems[iPos];
380	rc = RTAsn1ObjId_InitFromString(&pAttr->Type, RTCR_PKCS9_ID_MS_NESTED_SIGNATURE, pAttr->Allocation.pAllocator);
381	if (RT_SUCCESS(rc))
382	{
383	/** @todo Generalize the Type + enmType DYN stuff and generate setters. */
384	Assert(pAttr->enmType == RTCRPKCS7ATTRIBUTETYPE_NOT_PRESENT);
385	Assert(pAttr->uValues.pContentInfos == NULL);
386	pAttr->enmType = RTCRPKCS7ATTRIBUTETYPE_MS_NESTED_SIGNATURE;
387	rc = RTAsn1MemAllocZ(&pAttr->Allocation, (void **)&pAttr->uValues.pContentInfos,
388	sizeof(*pAttr->uValues.pContentInfos));
389	if (RT_SUCCESS(rc))
390	{
391	rc = RTCrPkcs7SetOfContentInfos_Init(pAttr->uValues.pContentInfos, pAttr->Allocation.pAllocator);
392	if (RT_SUCCESS(rc))
393	{
394	iPos = RTCrPkcs7SetOfContentInfos_Append(pAttr->uValues.pContentInfos);
395	Assert(iPos == 0);
396	if (iPos >= 0)
397	{
398	PRTCRPKCS7CONTENTINFO pCntInfo = pAttr->uValues.pContentInfos->papItems[iPos];
399	rc = RTCrPkcs7ContentInfo_Clone(pCntInfo, &pSrc->ContentInfo, pAttr->Allocation.pAllocator);
400	if (RT_SUCCESS(rc))
401	{
402	if (cVerbosity > 0)
403	RTMsgInfo("Added nested signature");
404	if (cVerbosity >= 3)
405	{
406	RTMsgInfo("SingerInfo dump after change:");
407	RTAsn1Dump(RTCrPkcs7SignerInfo_GetAsn1Core(pSignerInfo), 0, 2, RTStrmDumpPrintfV, g_pStdOut);
408	}
409
410	return RTEXITCODE_SUCCESS;
411	}
412
413	RTMsgError("RTCrPkcs7ContentInfo_Clone failed: %Rrc", iPos);
414	}
415	else
416	RTMsgError("RTCrPkcs7ContentInfos_Append failed: %Rrc", iPos);
417	}
418	else
419	RTMsgError("RTCrPkcs7ContentInfos_Init failed: %Rrc", rc);
420	}
421	else
422	RTMsgError("RTAsn1MemAllocZ failed: %Rrc", rc);
423	}
424	else
425	RTMsgError("RTAsn1ObjId_InitFromString failed: %Rrc", rc);
426	}
427	else
428	RTMsgError("RTCrPkcs7Attributes_Append failed: %Rrc", iPos);
429	NOREF(cVerbosity);
430	return RTEXITCODE_FAILURE;
431	}
432
433
434	/**
435	* Writes the signature to the file.
436	*
437	* Caller must have called SignToolPkcs7_Encode() prior to this function.
438	*
439	* @returns RTEXITCODE_SUCCESS on success, RTEXITCODE_FAILURE with error
440	* message on failure.
441	* @param pThis The file which to write.
442	* @param cVerbosity The verbosity.
443	*/
444	static RTEXITCODE SignToolPkcs7_WriteSignatureToFile(PSIGNTOOLPKCS7 pThis, const char *pszFilename, unsigned cVerbosity)
445	{
446	AssertReturn(pThis->cbNewBuf && pThis->pbNewBuf, RTEXITCODE_FAILURE);
447
448	/*
449	* Open+truncate file, write new signature, close. Simple.
450	*/
451	RTFILE hFile;
452	int rc = RTFileOpen(&hFile, pszFilename, RTFILE_O_WRITE \| RTFILE_O_OPEN_CREATE \| RTFILE_O_TRUNCATE \| RTFILE_O_DENY_WRITE);
453	if (RT_SUCCESS(rc))
454	{
455	rc = RTFileWrite(hFile, pThis->pbNewBuf, pThis->cbNewBuf, NULL);
456	if (RT_SUCCESS(rc))
457	{
458	rc = RTFileClose(hFile);
459	if (RT_SUCCESS(rc))
460	{
461	if (cVerbosity > 0)
462	RTMsgInfo("Wrote %u bytes to %s", pThis->cbNewBuf, pszFilename);
463	return RTEXITCODE_SUCCESS;
464	}
465
466	RTMsgError("RTFileClose failed on %s: %Rrc", pszFilename, rc);
467	}
468	else
469	RTMsgError("Write error on %s: %Rrc", pszFilename, rc);
470	}
471	else
472	RTMsgError("Failed to open %s for writing: %Rrc", pszFilename, rc);
473	return RTEXITCODE_FAILURE;
474	}
475
476
477
478	/**
479	* Worker for recursively searching for MS nested signatures and signer infos.
480	*
481	* @returns Pointer to the signer info corresponding to @a iSignature. NULL if
482	* not found.
483	* @param pSignedData The signature to search.
484	* @param piNextSignature Pointer to the variable keeping track of the next
485	* signature number.
486	* @param iReqSignature The request signature number.
487	* @param ppSignedData Where to return the signature data structure.
488	*/
489	static PRTCRPKCS7SIGNERINFO SignToolPkcs7_FindNestedSignatureByIndexWorker(PRTCRPKCS7SIGNEDDATA pSignedData,
490	uint32_t *piNextSignature,
491	uint32_t iReqSignature,
492	PRTCRPKCS7SIGNEDDATA *ppSignedData)
493	{
494	for (uint32_t iSignerInfo = 0; iSignerInfo < pSignedData->SignerInfos.cItems; iSignerInfo++)
495	{
496	/* Match?*/
497	PRTCRPKCS7SIGNERINFO pSignerInfo = pSignedData->SignerInfos.papItems[iSignerInfo];
498	if (*piNextSignature == iReqSignature)
499	{
500	*ppSignedData = pSignedData;
501	return pSignerInfo;
502	}
503	*piNextSignature += 1;
504
505	/* Look for nested signatures. */
506	for (uint32_t iAttrib = 0; iAttrib < pSignerInfo->UnauthenticatedAttributes.cItems; iAttrib++)
507	if (pSignerInfo->UnauthenticatedAttributes.papItems[iAttrib]->enmType == RTCRPKCS7ATTRIBUTETYPE_MS_NESTED_SIGNATURE)
508	{
509	PRTCRPKCS7SETOFCONTENTINFOS pCntInfos;
510	pCntInfos = pSignerInfo->UnauthenticatedAttributes.papItems[iAttrib]->uValues.pContentInfos;
511	for (uint32_t iCntInfo = 0; iCntInfo < pCntInfos->cItems; iCntInfo++)
512	{
513	PRTCRPKCS7CONTENTINFO pCntInfo = pCntInfos->papItems[iCntInfo];
514	if (RTCrPkcs7ContentInfo_IsSignedData(pCntInfo))
515	{
516	PRTCRPKCS7SIGNERINFO pRet;
517	pRet = SignToolPkcs7_FindNestedSignatureByIndexWorker(pCntInfo->u.pSignedData, piNextSignature,
518	iReqSignature, ppSignedData);
519	if (pRet)
520	return pRet;
521	}
522	}
523	}
524	}
525	return NULL;
526	}
527
528
529	/**
530	* Locates the given nested signature.
531	*
532	* @returns Pointer to the signer info corresponding to @a iSignature. NULL if
533	* not found.
534	* @param pThis The PKCS\#7 structure to search.
535	* @param iReqSignature The requested signature number.
536	* @param ppSignedData Where to return the pointer to the signed data that
537	* the returned signer info belongs to.
538	*
539	* @todo Move into SPC or PKCS\#7.
540	*/
541	static PRTCRPKCS7SIGNERINFO SignToolPkcs7_FindNestedSignatureByIndex(PSIGNTOOLPKCS7 pThis, uint32_t iReqSignature,
542	PRTCRPKCS7SIGNEDDATA *ppSignedData)
543	{
544	uint32_t iNextSignature = 0;
545	return SignToolPkcs7_FindNestedSignatureByIndexWorker(pThis->pSignedData, &iNextSignature, iReqSignature, ppSignedData);
546	}
547
548
549
550	/**
551	* Reads and decodes PKCS\#7 signature from the given executable.
552	*
553	* @returns RTEXITCODE_SUCCESS on success, RTEXITCODE_FAILURE with error message
554	* on failure.
555	* @param pThis The structure to initialize.
556	* @param pszFilename The executable filename.
557	* @param cVerbosity The verbosity.
558	* @param enmLdrArch For FAT binaries.
559	*/
560	static RTEXITCODE SignToolPkcs7Exe_InitFromFile(PSIGNTOOLPKCS7EXE pThis, const char *pszFilename,
561	unsigned cVerbosity, RTLDRARCH enmLdrArch = RTLDRARCH_WHATEVER)
562	{
563	/*
564	* Init the return structure.
565	*/
566	RT_ZERO(*pThis);
567	pThis->hLdrMod = NIL_RTLDRMOD;
568	pThis->pszFilename = pszFilename;
569
570	/*
571	* Open the image and check if it's signed.
572	*/
573	int rc = RTLdrOpen(pszFilename, RTLDR_O_FOR_VALIDATION, enmLdrArch, &pThis->hLdrMod);
574	if (RT_SUCCESS(rc))
575	{
576	bool fIsSigned = false;
577	rc = RTLdrQueryProp(pThis->hLdrMod, RTLDRPROP_IS_SIGNED, &fIsSigned, sizeof(fIsSigned));
578	if (RT_SUCCESS(rc) && fIsSigned)
579	{
580	/*
581	* Query the PKCS#7 data (assuming M$ style signing) and hand it to a worker.
582	*/
583	size_t cbActual = 0;
584	#ifdef DEBUG
585	size_t cbBuf = 64;
586	#else
587	size_t cbBuf = _512K;
588	#endif
589	void *pvBuf = RTMemAllocZ(cbBuf);
590	if (pvBuf)
591	{
592	rc = RTLdrQueryPropEx(pThis->hLdrMod, RTLDRPROP_PKCS7_SIGNED_DATA, NULL /pvBits/, pvBuf, cbBuf, &cbActual);
593	if (rc == VERR_BUFFER_OVERFLOW)
594	{
595	RTMemFree(pvBuf);
596	cbBuf = cbActual;
597	pvBuf = RTMemAllocZ(cbActual);
598	if (pvBuf)
599	rc = RTLdrQueryPropEx(pThis->hLdrMod, RTLDRPROP_PKCS7_SIGNED_DATA, NULL /pvBits/,
600	pvBuf, cbBuf, &cbActual);
601	else
602	rc = VERR_NO_MEMORY;
603	}
604	}
605	else
606	rc = VERR_NO_MEMORY;
607
608	pThis->pbBuf = (uint8_t *)pvBuf;
609	pThis->cbBuf = cbActual;
610	if (RT_SUCCESS(rc))
611	{
612	if (cVerbosity > 2)
613	RTPrintf("PKCS#7 signature: %u bytes\n", cbActual);
614
615	/*
616	* Decode it.
617	*/
618	rc = SignToolPkcs7_Decode(pThis, false /fCatalog/);
619	if (RT_SUCCESS(rc))
620	return RTEXITCODE_SUCCESS;
621	}
622	else
623	RTMsgError("RTLdrQueryPropEx/RTLDRPROP_PKCS7_SIGNED_DATA failed on '%s': %Rrc\n", pszFilename, rc);
624	}
625	else if (RT_SUCCESS(rc))
626	RTMsgInfo("'%s': not signed\n", pszFilename);
627	else
628	RTMsgError("RTLdrQueryProp/RTLDRPROP_IS_SIGNED failed on '%s': %Rrc\n", pszFilename, rc);
629	}
630	else
631	RTMsgError("Error opening executable image '%s': %Rrc", pszFilename, rc);
632
633	SignToolPkcs7Exe_Delete(pThis);
634	return RTEXITCODE_FAILURE;
635	}
636
637
638	/**
639	* Calculates the checksum of an executable.
640	*
641	* @returns Success indicator (errors are reported)
642	* @param pThis The exe file to checksum.
643	* @param hFile The file handle.
644	* @param puCheckSum Where to return the checksum.
645	*/
646	static bool SignToolPkcs7Exe_CalcPeCheckSum(PSIGNTOOLPKCS7EXE pThis, RTFILE hFile, uint32_t *puCheckSum)
647	{
648	#ifdef RT_OS_WINDOWS
649	/*
650	* Try use IMAGEHLP!MapFileAndCheckSumW first.
651	*/
652	PRTUTF16 pwszPath;
653	int rc = RTStrToUtf16(pThis->pszFilename, &pwszPath);
654	if (RT_SUCCESS(rc))
655	{
656	decltype(MapFileAndCheckSumW) *pfnMapFileAndCheckSumW;
657	pfnMapFileAndCheckSumW = (decltype(MapFileAndCheckSumW) *)RTLdrGetSystemSymbol("IMAGEHLP.DLL", "MapFileAndCheckSumW");
658	if (pfnMapFileAndCheckSumW)
659	{
660	DWORD uHeaderSum = UINT32_MAX;
661	DWORD uCheckSum = UINT32_MAX;
662	DWORD dwRc = pfnMapFileAndCheckSumW(pwszPath, &uHeaderSum, &uCheckSum);
663	if (dwRc == CHECKSUM_SUCCESS)
664	{
665	*puCheckSum = uCheckSum;
666	return true;
667	}
668	}
669	}
670	#endif
671
672	RT_NOREF(pThis, hFile, puCheckSum);
673	RTMsgError("Implement check sum calcuation fallback!");
674	return false;
675	}
676
677
678	/**
679	* Writes the signature to the file.
680	*
681	* This has the side-effect of closing the hLdrMod member. So, it can only be
682	* called once!
683	*
684	* Caller must have called SignToolPkcs7_Encode() prior to this function.
685	*
686	* @returns RTEXITCODE_SUCCESS on success, RTEXITCODE_FAILURE with error
687	* message on failure.
688	* @param pThis The file which to write.
689	* @param cVerbosity The verbosity.
690	*/
691	static RTEXITCODE SignToolPkcs7Exe_WriteSignatureToFile(PSIGNTOOLPKCS7EXE pThis, unsigned cVerbosity)
692	{
693	AssertReturn(pThis->cbNewBuf && pThis->pbNewBuf, RTEXITCODE_FAILURE);
694
695	/*
696	* Get the file header offset and arch before closing the destination handle.
697	*/
698	uint32_t offNtHdrs;
699	int rc = RTLdrQueryProp(pThis->hLdrMod, RTLDRPROP_FILE_OFF_HEADER, &offNtHdrs, sizeof(offNtHdrs));
700	if (RT_SUCCESS(rc))
701	{
702	RTLDRARCH enmLdrArch = RTLdrGetArch(pThis->hLdrMod);
703	if (enmLdrArch != RTLDRARCH_INVALID)
704	{
705	RTLdrClose(pThis->hLdrMod);
706	pThis->hLdrMod = NIL_RTLDRMOD;
707	unsigned cbNtHdrs = 0;
708	switch (enmLdrArch)
709	{
710	case RTLDRARCH_AMD64:
711	cbNtHdrs = sizeof(IMAGE_NT_HEADERS64);
712	break;
713	case RTLDRARCH_X86_32:
714	cbNtHdrs = sizeof(IMAGE_NT_HEADERS32);
715	break;
716	default:
717	RTMsgError("Unknown image arch: %d", enmLdrArch);
718	}
719	if (cbNtHdrs > 0)
720	{
721	if (cVerbosity > 0)
722	RTMsgInfo("offNtHdrs=%#x cbNtHdrs=%u\n", offNtHdrs, cbNtHdrs);
723
724	/*
725	* Open the executable file for writing.
726	*/
727	RTFILE hFile;
728	rc = RTFileOpen(&hFile, pThis->pszFilename, RTFILE_O_READWRITE \| RTFILE_O_OPEN \| RTFILE_O_DENY_WRITE);
729	if (RT_SUCCESS(rc))
730	{
731	/* Read the file header and locate the security directory entry. */
732	union
733	{
734	IMAGE_NT_HEADERS32 NtHdrs32;
735	IMAGE_NT_HEADERS64 NtHdrs64;
736	} uBuf;
737	PIMAGE_DATA_DIRECTORY pSecDir = cbNtHdrs == sizeof(IMAGE_NT_HEADERS64)
738	? &uBuf.NtHdrs64.OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_SECURITY]
739	: &uBuf.NtHdrs32.OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_SECURITY];
740
741	rc = RTFileReadAt(hFile, offNtHdrs, &uBuf, cbNtHdrs, NULL);
742	if ( RT_SUCCESS(rc)
743	&& uBuf.NtHdrs32.Signature == IMAGE_NT_SIGNATURE)
744	{
745	/*
746	* Drop any old signature by truncating the file.
747	*/
748	if ( pSecDir->Size > 8
749	&& pSecDir->VirtualAddress > offNtHdrs + sizeof(IMAGE_NT_HEADERS32))
750	{
751	rc = RTFileSetSize(hFile, pSecDir->VirtualAddress);
752	if (RT_FAILURE(rc))
753	RTMsgError("Error truncating file to %#x bytes: %Rrc", pSecDir->VirtualAddress, rc);
754	}
755	else
756	rc = RTMsgErrorRc(VERR_BAD_EXE_FORMAT, "Bad security directory entry: VA=%#x Size=%#x",
757	pSecDir->VirtualAddress, pSecDir->Size);
758	if (RT_SUCCESS(rc))
759	{
760	/*
761	* Sector align the signature portion.
762	*/
763	uint32_t const cbWinCert = RT_OFFSETOF(WIN_CERTIFICATE, bCertificate);
764	uint64_t offCur = 0;
765	rc = RTFileGetSize(hFile, &offCur);
766	if ( RT_SUCCESS(rc)
767	&& offCur < _2G)
768	{
769	if (offCur & 0x1ff)
770	{
771	uint32_t cbNeeded = 0x200 - ((uint32_t)offCur & 0x1ff);
772	rc = RTFileWriteAt(hFile, offCur, g_abRTZero4K, cbNeeded, NULL);
773	if (RT_SUCCESS(rc))
774	offCur += cbNeeded;
775	}
776	if (RT_SUCCESS(rc))
777	{
778	/*
779	* Write the header followed by the signature data.
780	*/
781	uint32_t const cbZeroPad = (uint32_t)(RT_ALIGN_Z(pThis->cbNewBuf, 8) - pThis->cbNewBuf);
782	pSecDir->VirtualAddress = (uint32_t)offCur;
783	pSecDir->Size = cbWinCert + (uint32_t)pThis->cbNewBuf + cbZeroPad;
784	if (cVerbosity >= 2)
785	RTMsgInfo("Writing %u (%#x) bytes of signature at %#x (%u).\n",
786	pSecDir->Size, pSecDir->Size, pSecDir->VirtualAddress, pSecDir->VirtualAddress);
787
788	WIN_CERTIFICATE WinCert;
789	WinCert.dwLength = pSecDir->Size;
790	WinCert.wRevision = WIN_CERT_REVISION_2_0;
791	WinCert.wCertificateType = WIN_CERT_TYPE_PKCS_SIGNED_DATA;
792
793	rc = RTFileWriteAt(hFile, offCur, &WinCert, cbWinCert, NULL);
794	if (RT_SUCCESS(rc))
795	{
796	offCur += cbWinCert;
797	rc = RTFileWriteAt(hFile, offCur, pThis->pbNewBuf, pThis->cbNewBuf, NULL);
798	}
799	if (RT_SUCCESS(rc) && cbZeroPad)
800	{
801	offCur += pThis->cbNewBuf;
802	rc = RTFileWriteAt(hFile, offCur, g_abRTZero4K, cbZeroPad, NULL);
803	}
804	if (RT_SUCCESS(rc))
805	{
806	/*
807	* Reset the checksum (sec dir updated already) and rewrite the header.
808	*/
809	uBuf.NtHdrs32.OptionalHeader.CheckSum = 0;
810	offCur = offNtHdrs;
811	rc = RTFileWriteAt(hFile, offNtHdrs, &uBuf, cbNtHdrs, NULL);
812	if (RT_SUCCESS(rc))
813	rc = RTFileFlush(hFile);
814	if (RT_SUCCESS(rc))
815	{
816	/*
817	* Calc checksum and write out the header again.
818	*/
819	uint32_t uCheckSum = UINT32_MAX;
820	if (SignToolPkcs7Exe_CalcPeCheckSum(pThis, hFile, &uCheckSum))
821	{
822	uBuf.NtHdrs32.OptionalHeader.CheckSum = uCheckSum;
823	rc = RTFileWriteAt(hFile, offNtHdrs, &uBuf, cbNtHdrs, NULL);
824	if (RT_SUCCESS(rc))
825	rc = RTFileFlush(hFile);
826	if (RT_SUCCESS(rc))
827	{
828	rc = RTFileClose(hFile);
829	if (RT_SUCCESS(rc))
830	return RTEXITCODE_SUCCESS;
831	RTMsgError("RTFileClose failed: %Rrc\n", rc);
832	return RTEXITCODE_FAILURE;
833	}
834	}
835	}
836	}
837	}
838	if (RT_FAILURE(rc))
839	RTMsgError("Write error at %#RX64: %Rrc", offCur, rc);
840	}
841	else if (RT_SUCCESS(rc))
842	RTMsgError("File to big: %'RU64 bytes", offCur);
843	else
844	RTMsgError("RTFileGetSize failed: %Rrc", rc);
845	}
846	}
847	else if (RT_SUCCESS(rc))
848	RTMsgError("Not NT executable header!");
849	else
850	RTMsgError("Error reading NT headers (%#x bytes) at %#x: %Rrc", cbNtHdrs, offNtHdrs, rc);
851	RTFileClose(hFile);
852	}
853	else
854	RTMsgError("Failed to open '%s' for writing: %Rrc", pThis->pszFilename, rc);
855	}
856	}
857	else
858	RTMsgError("RTLdrGetArch failed!");
859	}
860	else
861	RTMsgError("RTLdrQueryProp/RTLDRPROP_FILE_OFF_HEADER failed: %Rrc", rc);
862	return RTEXITCODE_FAILURE;
863	}
864
865
866
867	/*
868	* The 'extract-exe-signer-cert' command.
869	*/
870	static RTEXITCODE HelpExtractExeSignerCert(PRTSTREAM pStrm, RTSIGNTOOLHELP enmLevel)
871	{
872	RT_NOREF_PV(enmLevel);
873	RTStrmPrintf(pStrm, "extract-exe-signer-cert [--ber\|--cer\|--der] [--signature-index\|-i <num>] [--exe\|-e] <exe> [--output\|-o] <outfile.cer>\n");
874	return RTEXITCODE_SUCCESS;
875	}
876
877	static RTEXITCODE HandleExtractExeSignerCert(int cArgs, char **papszArgs)
878	{
879	/*
880	* Parse arguments.
881	*/
882	static const RTGETOPTDEF s_aOptions[] =
883	{
884	{ "--ber", 'b', RTGETOPT_REQ_NOTHING },
885	{ "--cer", 'c', RTGETOPT_REQ_NOTHING },
886	{ "--der", 'd', RTGETOPT_REQ_NOTHING },
887	{ "--exe", 'e', RTGETOPT_REQ_STRING },
888	{ "--output", 'o', RTGETOPT_REQ_STRING },
889	{ "--signature-index", 'i', RTGETOPT_REQ_UINT32 },
890	};
891
892	const char *pszExe = NULL;
893	const char *pszOut = NULL;
894	RTLDRARCH enmLdrArch = RTLDRARCH_WHATEVER;
895	unsigned cVerbosity = 0;
896	uint32_t fCursorFlags = RTASN1CURSOR_FLAGS_DER;
897	uint32_t iSignature = 0;
898
899	RTGETOPTSTATE GetState;
900	int rc = RTGetOptInit(&GetState, cArgs, papszArgs, s_aOptions, RT_ELEMENTS(s_aOptions), 1, RTGETOPTINIT_FLAGS_OPTS_FIRST);
901	AssertRCReturn(rc, RTEXITCODE_FAILURE);
902	RTGETOPTUNION ValueUnion;
903	int ch;
904	while ((ch = RTGetOpt(&GetState, &ValueUnion)))
905	{
906	switch (ch)
907	{
908	case 'e': pszExe = ValueUnion.psz; break;
909	case 'o': pszOut = ValueUnion.psz; break;
910	case 'b': fCursorFlags = 0; break;
911	case 'c': fCursorFlags = RTASN1CURSOR_FLAGS_CER; break;
912	case 'd': fCursorFlags = RTASN1CURSOR_FLAGS_DER; break;
913	case 'i': iSignature = ValueUnion.u32; break;
914	case 'V': return HandleVersion(cArgs, papszArgs);
915	case 'h': return HelpExtractExeSignerCert(g_pStdOut, RTSIGNTOOLHELP_FULL);
916
917	case VINF_GETOPT_NOT_OPTION:
918	if (!pszExe)
919	pszExe = ValueUnion.psz;
920	else if (!pszOut)
921	pszOut = ValueUnion.psz;
922	else
923	return RTMsgErrorExit(RTEXITCODE_FAILURE, "Too many file arguments: %s", ValueUnion.psz);
924	break;
925
926	default:
927	return RTGetOptPrintError(ch, &ValueUnion);
928	}
929	}
930	if (!pszExe)
931	return RTMsgErrorExit(RTEXITCODE_FAILURE, "No executable given.");
932	if (!pszOut)
933	return RTMsgErrorExit(RTEXITCODE_FAILURE, "No output file given.");
934	if (RTPathExists(pszOut))
935	return RTMsgErrorExit(RTEXITCODE_FAILURE, "The output file '%s' exists.", pszOut);
936
937	/*
938	* Do it.
939	*/
940	/* Read & decode the PKCS#7 signature. */
941	SIGNTOOLPKCS7EXE This;
942	RTEXITCODE rcExit = SignToolPkcs7Exe_InitFromFile(&This, pszExe, cVerbosity, enmLdrArch);
943	if (rcExit == RTEXITCODE_SUCCESS)
944	{
945	/* Find the signing certificate (ASSUMING that the certificate used is shipped in the set of certificates). */
946	PRTCRPKCS7SIGNEDDATA pSignedData;
947	PCRTCRPKCS7SIGNERINFO pSignerInfo = SignToolPkcs7_FindNestedSignatureByIndex(&This, iSignature, &pSignedData);
948	rcExit = RTEXITCODE_FAILURE;
949	if (pSignerInfo)
950	{
951	PCRTCRPKCS7ISSUERANDSERIALNUMBER pISN = &pSignedData->SignerInfos.papItems[0]->IssuerAndSerialNumber;
952	PCRTCRX509CERTIFICATE pCert;
953	pCert = RTCrPkcs7SetOfCerts_FindX509ByIssuerAndSerialNumber(&pSignedData->Certificates,
954	&pISN->Name, &pISN->SerialNumber);
955	if (pCert)
956	{
957	/*
958	* Write it out.
959	*/
960	RTFILE hFile;
961	rc = RTFileOpen(&hFile, pszOut, RTFILE_O_WRITE \| RTFILE_O_DENY_WRITE \| RTFILE_O_CREATE);
962	if (RT_SUCCESS(rc))
963	{
964	uint32_t cbCert = pCert->SeqCore.Asn1Core.cbHdr + pCert->SeqCore.Asn1Core.cb;
965	rc = RTFileWrite(hFile, pCert->SeqCore.Asn1Core.uData.pu8 - pCert->SeqCore.Asn1Core.cbHdr,
966	cbCert, NULL);
967	if (RT_SUCCESS(rc))
968	{
969	rc = RTFileClose(hFile);
970	if (RT_SUCCESS(rc))
971	{
972	hFile = NIL_RTFILE;
973	rcExit = RTEXITCODE_SUCCESS;
974	RTMsgInfo("Successfully wrote %u bytes to '%s'", cbCert, pszOut);
975	}
976	else
977	RTMsgError("RTFileClose failed: %Rrc", rc);
978	}
979	else
980	RTMsgError("RTFileWrite failed: %Rrc", rc);
981	RTFileClose(hFile);
982	}
983	else
984	RTMsgError("Error opening '%s' for writing: %Rrc", pszOut, rc);
985	}
986	else
987	RTMsgError("Certificate not found.");
988	}
989	else
990	RTMsgError("Could not locate signature #%u!", iSignature);
991
992	/* Delete the signature data. */
993	SignToolPkcs7Exe_Delete(&This);
994	}
995	return rcExit;
996	}
997
998
999	/*
1000	* The 'add-nested-exe-signature' command.
1001	*/
1002	static RTEXITCODE HelpAddNestedExeSignature(PRTSTREAM pStrm, RTSIGNTOOLHELP enmLevel)
1003	{
1004	RT_NOREF_PV(enmLevel);
1005	RTStrmPrintf(pStrm, "add-nested-exe-signature [-v\|--verbose] [-d\|--debug] <destination-exe> <source-exe>\n");
1006	if (enmLevel == RTSIGNTOOLHELP_FULL)
1007	RTStrmPrintf(pStrm,
1008	"\n"
1009	"The --debug option allows the source-exe to be omitted in order to test the\n"
1010	"encoding and PE file modification.\n");
1011	return RTEXITCODE_SUCCESS;
1012	}
1013
1014
1015	static RTEXITCODE HandleAddNestedExeSignature(int cArgs, char **papszArgs)
1016	{
1017	/*
1018	* Parse arguments.
1019	*/
1020	static const RTGETOPTDEF s_aOptions[] =
1021	{
1022	{ "--verbose", 'v', RTGETOPT_REQ_NOTHING },
1023	{ "--debug", 'd', RTGETOPT_REQ_NOTHING },
1024	};
1025
1026	const char *pszDst = NULL;
1027	const char *pszSrc = NULL;
1028	unsigned cVerbosity = 0;
1029	bool fDebug = false;
1030
1031	RTGETOPTSTATE GetState;
1032	int rc = RTGetOptInit(&GetState, cArgs, papszArgs, s_aOptions, RT_ELEMENTS(s_aOptions), 1, RTGETOPTINIT_FLAGS_OPTS_FIRST);
1033	AssertRCReturn(rc, RTEXITCODE_FAILURE);
1034	RTGETOPTUNION ValueUnion;
1035	int ch;
1036	while ((ch = RTGetOpt(&GetState, &ValueUnion)))
1037	{
1038	switch (ch)
1039	{
1040	case 'v': cVerbosity++; break;
1041	case 'd': fDebug = pszSrc == NULL; break;
1042	case 'V': return HandleVersion(cArgs, papszArgs);
1043	case 'h': return HelpAddNestedExeSignature(g_pStdOut, RTSIGNTOOLHELP_FULL);
1044
1045	case VINF_GETOPT_NOT_OPTION:
1046	if (!pszDst)
1047	pszDst = ValueUnion.psz;
1048	else if (!pszSrc)
1049	{
1050	pszSrc = ValueUnion.psz;
1051	fDebug = false;
1052	}
1053	else
1054	return RTMsgErrorExit(RTEXITCODE_FAILURE, "Too many file arguments: %s", ValueUnion.psz);
1055	break;
1056
1057	default:
1058	return RTGetOptPrintError(ch, &ValueUnion);
1059	}
1060	}
1061	if (!pszDst)
1062	return RTMsgErrorExit(RTEXITCODE_FAILURE, "No destination executable given.");
1063	if (!pszSrc && !fDebug)
1064	return RTMsgErrorExit(RTEXITCODE_FAILURE, "No source executable file given.");
1065
1066	/*
1067	* Do it.
1068	*/
1069	/* Read & decode the source PKCS#7 signature. */
1070	SIGNTOOLPKCS7EXE Src;
1071	RTEXITCODE rcExit = pszSrc ? SignToolPkcs7Exe_InitFromFile(&Src, pszSrc, cVerbosity) : RTEXITCODE_SUCCESS;
1072	if (rcExit == RTEXITCODE_SUCCESS)
1073	{
1074	/* Ditto for the destination PKCS#7 signature. */
1075	SIGNTOOLPKCS7EXE Dst;
1076	rcExit = SignToolPkcs7Exe_InitFromFile(&Dst, pszDst, cVerbosity);
1077	if (rcExit == RTEXITCODE_SUCCESS)
1078	{
1079	/* Do the signature manipulation. */
1080	if (pszSrc)
1081	rcExit = SignToolPkcs7_AddNestedSignature(&Dst, &Src, cVerbosity);
1082	if (rcExit == RTEXITCODE_SUCCESS)
1083	rcExit = SignToolPkcs7_Encode(&Dst, cVerbosity);
1084
1085	/* Update the destination executable file. */
1086	if (rcExit == RTEXITCODE_SUCCESS)
1087	rcExit = SignToolPkcs7Exe_WriteSignatureToFile(&Dst, cVerbosity);
1088
1089	SignToolPkcs7Exe_Delete(&Dst);
1090	}
1091	if (pszSrc)
1092	SignToolPkcs7Exe_Delete(&Src);
1093	}
1094
1095	return rcExit;
1096	}
1097
1098
1099	/*
1100	* The 'add-nested-cat-signature' command.
1101	*/
1102	static RTEXITCODE HelpAddNestedCatSignature(PRTSTREAM pStrm, RTSIGNTOOLHELP enmLevel)
1103	{
1104	RT_NOREF_PV(enmLevel);
1105	RTStrmPrintf(pStrm, "add-nested-cat-signature [-v\|--verbose] <destination-cat> <source-cat>\n");
1106	if (enmLevel == RTSIGNTOOLHELP_FULL)
1107	RTStrmPrintf(pStrm,
1108	"\n"
1109	"The --debug option allows the source-cat to be omitted in order to test the\n"
1110	"ASN.1 re-encoding of the destination catalog file.\n");
1111	return RTEXITCODE_SUCCESS;
1112	}
1113
1114
1115	static RTEXITCODE HandleAddNestedCatSignature(int cArgs, char **papszArgs)
1116	{
1117	/*
1118	* Parse arguments.
1119	*/
1120	static const RTGETOPTDEF s_aOptions[] =
1121	{
1122	{ "--verbose", 'v', RTGETOPT_REQ_NOTHING },
1123	{ "--debug", 'd', RTGETOPT_REQ_NOTHING },
1124	};
1125
1126	const char *pszDst = NULL;
1127	const char *pszSrc = NULL;
1128	unsigned cVerbosity = 0;
1129	bool fDebug = false;
1130
1131	RTGETOPTSTATE GetState;
1132	int rc = RTGetOptInit(&GetState, cArgs, papszArgs, s_aOptions, RT_ELEMENTS(s_aOptions), 1, RTGETOPTINIT_FLAGS_OPTS_FIRST);
1133	AssertRCReturn(rc, RTEXITCODE_FAILURE);
1134	RTGETOPTUNION ValueUnion;
1135	int ch;
1136	while ((ch = RTGetOpt(&GetState, &ValueUnion)))
1137	{
1138	switch (ch)
1139	{
1140	case 'v': cVerbosity++; break;
1141	case 'd': fDebug = pszSrc == NULL; break;
1142	case 'V': return HandleVersion(cArgs, papszArgs);
1143	case 'h': return HelpAddNestedCatSignature(g_pStdOut, RTSIGNTOOLHELP_FULL);
1144
1145	case VINF_GETOPT_NOT_OPTION:
1146	if (!pszDst)
1147	pszDst = ValueUnion.psz;
1148	else if (!pszSrc)
1149	{
1150	pszSrc = ValueUnion.psz;
1151	fDebug = false;
1152	}
1153	else
1154	return RTMsgErrorExit(RTEXITCODE_FAILURE, "Too many file arguments: %s", ValueUnion.psz);
1155	break;
1156
1157	default:
1158	return RTGetOptPrintError(ch, &ValueUnion);
1159	}
1160	}
1161	if (!pszDst)
1162	return RTMsgErrorExit(RTEXITCODE_FAILURE, "No destination catalog file given.");
1163	if (!pszSrc && !fDebug)
1164	return RTMsgErrorExit(RTEXITCODE_FAILURE, "No source catalog file given.");
1165
1166	/*
1167	* Do it.
1168	*/
1169	/* Read & decode the source PKCS#7 signature. */
1170	SIGNTOOLPKCS7 Src;
1171	RTEXITCODE rcExit = pszSrc ? SignToolPkcs7_InitFromFile(&Src, pszSrc, cVerbosity) : RTEXITCODE_SUCCESS;
1172	if (rcExit == RTEXITCODE_SUCCESS)
1173	{
1174	/* Ditto for the destination PKCS#7 signature. */
1175	SIGNTOOLPKCS7EXE Dst;
1176	rcExit = SignToolPkcs7_InitFromFile(&Dst, pszDst, cVerbosity);
1177	if (rcExit == RTEXITCODE_SUCCESS)
1178	{
1179	/* Do the signature manipulation. */
1180	if (pszSrc)
1181	rcExit = SignToolPkcs7_AddNestedSignature(&Dst, &Src, cVerbosity);
1182	if (rcExit == RTEXITCODE_SUCCESS)
1183	rcExit = SignToolPkcs7_Encode(&Dst, cVerbosity);
1184
1185	/* Update the destination executable file. */
1186	if (rcExit == RTEXITCODE_SUCCESS)
1187	rcExit = SignToolPkcs7_WriteSignatureToFile(&Dst, pszDst, cVerbosity);
1188
1189	SignToolPkcs7_Delete(&Dst);
1190	}
1191	if (pszSrc)
1192	SignToolPkcs7_Delete(&Src);
1193	}
1194
1195	return rcExit;
1196	}
1197
1198	#ifndef IPRT_IN_BUILD_TOOL
1199
1200	/*
1201	* The 'verify-exe' command.
1202	*/
1203	static RTEXITCODE HelpVerifyExe(PRTSTREAM pStrm, RTSIGNTOOLHELP enmLevel)
1204	{
1205	RT_NOREF_PV(enmLevel);
1206	RTStrmPrintf(pStrm,
1207	"verify-exe [--verbose\|--quiet] [--kernel] [--root <root-cert.der>] [--additional <supp-cert.der>]\n"
1208	" [--type <win\|osx>] <exe1> [exe2 [..]]\n");
1209	return RTEXITCODE_SUCCESS;
1210	}
1211
1212	typedef struct VERIFYEXESTATE
1213	{
1214	RTCRSTORE hRootStore;
1215	RTCRSTORE hKernelRootStore;
1216	RTCRSTORE hAdditionalStore;
1217	bool fKernel;
1218	int cVerbose;
1219	enum { kSignType_Windows, kSignType_OSX } enmSignType;
1220	uint64_t uTimestamp;
1221	RTLDRARCH enmLdrArch;
1222	} VERIFYEXESTATE;
1223
1224	# ifdef VBOX
1225	/** Certificate store load set.
1226	* Declared outside HandleVerifyExe because of braindead gcc visibility crap. */
1227	struct STSTORESET
1228	{
1229	RTCRSTORE hStore;
1230	PCSUPTAENTRY paTAs;
1231	unsigned cTAs;
1232	};
1233	# endif
1234
1235	/**
1236	* @callback_method_impl{FNRTCRPKCS7VERIFYCERTCALLBACK,
1237	* Standard code signing. Use this for Microsoft SPC.}
1238	*/
1239	static DECLCALLBACK(int) VerifyExecCertVerifyCallback(PCRTCRX509CERTIFICATE pCert, RTCRX509CERTPATHS hCertPaths, uint32_t fFlags,
1240	void *pvUser, PRTERRINFO pErrInfo)
1241	{
1242	VERIFYEXESTATE pState = (VERIFYEXESTATE )pvUser;
1243	uint32_t cPaths = hCertPaths != NIL_RTCRX509CERTPATHS ? RTCrX509CertPathsGetPathCount(hCertPaths) : 0;
1244
1245	/*
1246	* Dump all the paths.
1247	*/
1248	if (pState->cVerbose > 0)
1249	{
1250	for (uint32_t iPath = 0; iPath < cPaths; iPath++)
1251	{
1252	RTPrintf("---\n");
1253	RTCrX509CertPathsDumpOne(hCertPaths, iPath, pState->cVerbose, RTStrmDumpPrintfV, g_pStdOut);
1254	*pErrInfo->pszMsg = '\0';
1255	}
1256	RTPrintf("---\n");
1257	}
1258
1259	/*
1260	* Test signing certificates normally doesn't have all the necessary
1261	* features required below. So, treat them as special cases.
1262	*/
1263	if ( hCertPaths == NIL_RTCRX509CERTPATHS
1264	&& RTCrX509Name_Compare(&pCert->TbsCertificate.Issuer, &pCert->TbsCertificate.Subject) == 0)
1265	{
1266	RTMsgInfo("Test signed.\n");
1267	return VINF_SUCCESS;
1268	}
1269
1270	if (hCertPaths == NIL_RTCRX509CERTPATHS)
1271	RTMsgInfo("Signed by trusted certificate.\n");
1272
1273	/*
1274	* Standard code signing capabilites required.
1275	*/
1276	int rc = RTCrPkcs7VerifyCertCallbackCodeSigning(pCert, hCertPaths, fFlags, NULL, pErrInfo);
1277	if ( RT_SUCCESS(rc)
1278	&& (fFlags & RTCRPKCS7VCC_F_SIGNED_DATA))
1279	{
1280	/*
1281	* If kernel signing, a valid certificate path must be anchored by the
1282	* microsoft kernel signing root certificate. The only alternative is
1283	* test signing.
1284	*/
1285	if (pState->fKernel && hCertPaths != NIL_RTCRX509CERTPATHS)
1286	{
1287	uint32_t cFound = 0;
1288	uint32_t cValid = 0;
1289	for (uint32_t iPath = 0; iPath < cPaths; iPath++)
1290	{
1291	bool fTrusted;
1292	PCRTCRX509NAME pSubject;
1293	PCRTCRX509SUBJECTPUBLICKEYINFO pPublicKeyInfo;
1294	int rcVerify;
1295	rc = RTCrX509CertPathsQueryPathInfo(hCertPaths, iPath, &fTrusted, NULL /pcNodes/, &pSubject, &pPublicKeyInfo,
1296	NULL, NULL /pCertCtx/, &rcVerify);
1297	AssertRCBreak(rc);
1298
1299	if (RT_SUCCESS(rcVerify))
1300	{
1301	Assert(fTrusted);
1302	cValid++;
1303
1304	/* Search the kernel signing root store for a matching anchor. */
1305	RTCRSTORECERTSEARCH Search;
1306	rc = RTCrStoreCertFindBySubjectOrAltSubjectByRfc5280(pState->hKernelRootStore, pSubject, &Search);
1307	AssertRCBreak(rc);
1308	PCRTCRCERTCTX pCertCtx;
1309	while ((pCertCtx = RTCrStoreCertSearchNext(pState->hKernelRootStore, &Search)) != NULL)
1310	{
1311	PCRTCRX509SUBJECTPUBLICKEYINFO pPubKeyInfo;
1312	if (pCertCtx->pCert)
1313	pPubKeyInfo = &pCertCtx->pCert->TbsCertificate.SubjectPublicKeyInfo;
1314	else if (pCertCtx->pTaInfo)
1315	pPubKeyInfo = &pCertCtx->pTaInfo->PubKey;
1316	else
1317	pPubKeyInfo = NULL;
1318	if (RTCrX509SubjectPublicKeyInfo_Compare(pPubKeyInfo, pPublicKeyInfo) == 0)
1319	cFound++;
1320	RTCrCertCtxRelease(pCertCtx);
1321	}
1322
1323	int rc2 = RTCrStoreCertSearchDestroy(pState->hKernelRootStore, &Search); AssertRC(rc2);
1324	}
1325	}
1326	if (RT_SUCCESS(rc) && cFound == 0)
1327	rc = RTErrInfoSetF(pErrInfo, VERR_GENERAL_FAILURE, "Not valid kernel code signature.");
1328	if (RT_SUCCESS(rc) && cValid != 2)
1329	RTMsgWarning("%u valid paths, expected 2", cValid);
1330	}
1331	}
1332
1333	return rc;
1334	}
1335
1336
1337	/** @callback_method_impl{FNRTLDRVALIDATESIGNEDDATA} */
1338	static DECLCALLBACK(int) VerifyExeCallback(RTLDRMOD hLdrMod, RTLDRSIGNATURETYPE enmSignature,
1339	void const *pvSignature, size_t cbSignature,
1340	PRTERRINFO pErrInfo, void *pvUser)
1341	{
1342	VERIFYEXESTATE pState = (VERIFYEXESTATE )pvUser;
1343	RT_NOREF_PV(hLdrMod); RT_NOREF_PV(cbSignature);
1344
1345	switch (enmSignature)
1346	{
1347	case RTLDRSIGNATURETYPE_PKCS7_SIGNED_DATA:
1348	{
1349	PCRTCRPKCS7CONTENTINFO pContentInfo = (PCRTCRPKCS7CONTENTINFO)pvSignature;
1350
1351	RTTIMESPEC ValidationTime;
1352	RTTimeSpecSetSeconds(&ValidationTime, pState->uTimestamp);
1353
1354	/*
1355	* Dump the signed data if so requested.
1356	*/
1357	if (pState->cVerbose)
1358	RTAsn1Dump(&pContentInfo->SeqCore.Asn1Core, 0, 0, RTStrmDumpPrintfV, g_pStdOut);
1359
1360
1361	/*
1362	* Do the actual verification. Will have to modify this so it takes
1363	* the authenticode policies into account.
1364	*/
1365	return RTCrPkcs7VerifySignedData(pContentInfo,
1366	RTCRPKCS7VERIFY_SD_F_COUNTER_SIGNATURE_SIGNING_TIME_ONLY
1367	\| RTCRPKCS7VERIFY_SD_F_ALWAYS_USE_SIGNING_TIME_IF_PRESENT
1368	\| RTCRPKCS7VERIFY_SD_F_ALWAYS_USE_MS_TIMESTAMP_IF_PRESENT,
1369	pState->hAdditionalStore, pState->hRootStore, &ValidationTime,
1370	VerifyExecCertVerifyCallback, pState, pErrInfo);
1371	}
1372
1373	default:
1374	return RTErrInfoSetF(pErrInfo, VERR_NOT_SUPPORTED, "Unsupported signature type: %d", enmSignature);
1375	}
1376	}
1377
1378	/** Worker for HandleVerifyExe. */
1379	static RTEXITCODE HandleVerifyExeWorker(VERIFYEXESTATE pState, const char pszFilename, PRTERRINFOSTATIC pStaticErrInfo)
1380	{
1381	/*
1382	* Open the executable image and verify it.
1383	*/
1384	RTLDRMOD hLdrMod;
1385	int rc = RTLdrOpen(pszFilename, RTLDR_O_FOR_VALIDATION, pState->enmLdrArch, &hLdrMod);
1386	if (RT_FAILURE(rc))
1387	return RTMsgErrorExit(RTEXITCODE_FAILURE, "Error opening executable image '%s': %Rrc", pszFilename, rc);
1388
1389
1390	rc = RTLdrQueryProp(hLdrMod, RTLDRPROP_TIMESTAMP_SECONDS, &pState->uTimestamp, sizeof(pState->uTimestamp));
1391	if (RT_SUCCESS(rc))
1392	{
1393	rc = RTLdrVerifySignature(hLdrMod, VerifyExeCallback, pState, RTErrInfoInitStatic(pStaticErrInfo));
1394	if (RT_SUCCESS(rc))
1395	RTMsgInfo("'%s' is valid.\n", pszFilename);
1396	else if (rc == VERR_CR_X509_CPV_NOT_VALID_AT_TIME)
1397	{
1398	RTTIMESPEC Now;
1399	pState->uTimestamp = RTTimeSpecGetSeconds(RTTimeNow(&Now));
1400	rc = RTLdrVerifySignature(hLdrMod, VerifyExeCallback, pState, RTErrInfoInitStatic(pStaticErrInfo));
1401	if (RT_SUCCESS(rc))
1402	RTMsgInfo("'%s' is valid now, but not at link time.\n", pszFilename);
1403	}
1404	if (RT_FAILURE(rc))
1405	RTMsgError("RTLdrVerifySignature failed on '%s': %Rrc - %s\n", pszFilename, rc, pStaticErrInfo->szMsg);
1406	}
1407	else
1408	RTMsgError("RTLdrQueryProp/RTLDRPROP_TIMESTAMP_SECONDS failed on '%s': %Rrc\n", pszFilename, rc);
1409
1410	int rc2 = RTLdrClose(hLdrMod);
1411	if (RT_FAILURE(rc2))
1412	return RTMsgErrorExit(RTEXITCODE_FAILURE, "RTLdrClose failed: %Rrc\n", rc2);
1413	if (RT_FAILURE(rc))
1414	return rc != VERR_LDRVI_NOT_SIGNED ? RTEXITCODE_FAILURE : RTEXITCODE_SKIPPED;
1415
1416	return RTEXITCODE_SUCCESS;
1417	}
1418
1419
1420	static RTEXITCODE HandleVerifyExe(int cArgs, char **papszArgs)
1421	{
1422	RTERRINFOSTATIC StaticErrInfo;
1423
1424	/* Note! This code does not try to clean up the crypto stores on failure.
1425	This is intentional as the code is only expected to be used in a
1426	one-command-per-process environment where we do exit() upon
1427	returning from this function. */
1428
1429	/*
1430	* Parse arguments.
1431	*/
1432	static const RTGETOPTDEF s_aOptions[] =
1433	{
1434	{ "--kernel", 'k', RTGETOPT_REQ_NOTHING },
1435	{ "--root", 'r', RTGETOPT_REQ_STRING },
1436	{ "--additional", 'a', RTGETOPT_REQ_STRING },
1437	{ "--add", 'a', RTGETOPT_REQ_STRING },
1438	{ "--type", 't', RTGETOPT_REQ_STRING },
1439	{ "--verbose", 'v', RTGETOPT_REQ_NOTHING },
1440	{ "--quiet", 'q', RTGETOPT_REQ_NOTHING },
1441	};
1442
1443	VERIFYEXESTATE State =
1444	{
1445	NIL_RTCRSTORE, NIL_RTCRSTORE, NIL_RTCRSTORE, false, false,
1446	VERIFYEXESTATE::kSignType_Windows, 0, RTLDRARCH_WHATEVER
1447	};
1448	int rc = RTCrStoreCreateInMem(&State.hRootStore, 0);
1449	if (RT_SUCCESS(rc))
1450	rc = RTCrStoreCreateInMem(&State.hKernelRootStore, 0);
1451	if (RT_SUCCESS(rc))
1452	rc = RTCrStoreCreateInMem(&State.hAdditionalStore, 0);
1453	if (RT_FAILURE(rc))
1454	return RTMsgErrorExit(RTEXITCODE_FAILURE, "Error creating in-memory certificate store: %Rrc", rc);
1455
1456	RTGETOPTSTATE GetState;
1457	rc = RTGetOptInit(&GetState, cArgs, papszArgs, s_aOptions, RT_ELEMENTS(s_aOptions), 1, RTGETOPTINIT_FLAGS_OPTS_FIRST);
1458	AssertRCReturn(rc, RTEXITCODE_FAILURE);
1459	RTGETOPTUNION ValueUnion;
1460	int ch;
1461	while ((ch = RTGetOpt(&GetState, &ValueUnion)) && ch != VINF_GETOPT_NOT_OPTION)
1462	{
1463	switch (ch)
1464	{
1465	case 'r': case 'a':
1466	rc = RTCrStoreCertAddFromFile(ch == 'r' ? State.hRootStore : State.hAdditionalStore,
1467	RTCRCERTCTX_F_ADD_IF_NOT_FOUND \| RTCRCERTCTX_F_ADD_CONTINUE_ON_ERROR,
1468	ValueUnion.psz, RTErrInfoInitStatic(&StaticErrInfo));
1469	if (RT_FAILURE(rc))
1470	return RTMsgErrorExit(RTEXITCODE_FAILURE, "Error loading certificate '%s': %Rrc - %s",
1471	ValueUnion.psz, rc, StaticErrInfo.szMsg);
1472	if (RTErrInfoIsSet(&StaticErrInfo.Core))
1473	RTMsgWarning("Warnings loading certificate '%s': %s", ValueUnion.psz, StaticErrInfo.szMsg);
1474	break;
1475
1476	case 't':
1477	if (!strcmp(ValueUnion.psz, "win") \|\| !strcmp(ValueUnion.psz, "windows"))
1478	State.enmSignType = VERIFYEXESTATE::kSignType_Windows;
1479	else if (!strcmp(ValueUnion.psz, "osx") \|\| !strcmp(ValueUnion.psz, "apple"))
1480	State.enmSignType = VERIFYEXESTATE::kSignType_OSX;
1481	else
1482	return RTMsgErrorExit(RTEXITCODE_SYNTAX, "Unknown signing type: '%s'", ValueUnion.psz);
1483	break;
1484
1485	case 'k': State.fKernel = true; break;
1486	case 'v': State.cVerbose++; break;
1487	case 'q': State.cVerbose = 0; break;
1488	case 'V': return HandleVersion(cArgs, papszArgs);
1489	case 'h': return HelpVerifyExe(g_pStdOut, RTSIGNTOOLHELP_FULL);
1490	default: return RTGetOptPrintError(ch, &ValueUnion);
1491	}
1492	}
1493	if (ch != VINF_GETOPT_NOT_OPTION)
1494	return RTMsgErrorExit(RTEXITCODE_FAILURE, "No executable given.");
1495
1496	/*
1497	* Populate the certificate stores according to the signing type.
1498	*/
1499	#ifdef VBOX
1500	unsigned cSets = 0;
1501	struct STSTORESET aSets[6];
1502	#endif
1503
1504	switch (State.enmSignType)
1505	{
1506	case VERIFYEXESTATE::kSignType_Windows:
1507	#ifdef VBOX
1508	aSets[cSets].hStore = State.hRootStore;
1509	aSets[cSets].paTAs = g_aSUPTimestampTAs;
1510	aSets[cSets].cTAs = g_cSUPTimestampTAs;
1511	cSets++;
1512	aSets[cSets].hStore = State.hRootStore;
1513	aSets[cSets].paTAs = g_aSUPSpcRootTAs;
1514	aSets[cSets].cTAs = g_cSUPSpcRootTAs;
1515	cSets++;
1516	aSets[cSets].hStore = State.hRootStore;
1517	aSets[cSets].paTAs = g_aSUPNtKernelRootTAs;
1518	aSets[cSets].cTAs = g_cSUPNtKernelRootTAs;
1519	cSets++;
1520	aSets[cSets].hStore = State.hKernelRootStore;
1521	aSets[cSets].paTAs = g_aSUPNtKernelRootTAs;
1522	aSets[cSets].cTAs = g_cSUPNtKernelRootTAs;
1523	cSets++;
1524	#endif
1525	break;
1526
1527	case VERIFYEXESTATE::kSignType_OSX:
1528	return RTMsgErrorExit(RTEXITCODE_FAILURE, "Mac OS X executable signing is not implemented.");
1529	}
1530
1531	#ifdef VBOX
1532	for (unsigned i = 0; i < cSets; i++)
1533	for (unsigned j = 0; j < aSets[i].cTAs; j++)
1534	{
1535	rc = RTCrStoreCertAddEncoded(aSets[i].hStore, RTCRCERTCTX_F_ENC_TAF_DER, aSets[i].paTAs[j].pch,
1536	aSets[i].paTAs[j].cb, RTErrInfoInitStatic(&StaticErrInfo));
1537	if (RT_FAILURE(rc))
1538	return RTMsgErrorExit(RTEXITCODE_FAILURE, "RTCrStoreCertAddEncoded failed (%u/%u): %s",
1539	i, j, StaticErrInfo.szMsg);
1540	}
1541	#endif
1542
1543	/*
1544	* Do it.
1545	*/
1546	RTEXITCODE rcExit;
1547	for (;;)
1548	{
1549	rcExit = HandleVerifyExeWorker(&State, ValueUnion.psz, &StaticErrInfo);
1550	if (rcExit != RTEXITCODE_SUCCESS)
1551	break;
1552
1553	/*
1554	* Next file
1555	*/
1556	ch = RTGetOpt(&GetState, &ValueUnion);
1557	if (ch == 0)
1558	break;
1559	if (ch != VINF_GETOPT_NOT_OPTION)
1560	{
1561	rcExit = RTGetOptPrintError(ch, &ValueUnion);
1562	break;
1563	}
1564	}
1565
1566	/*
1567	* Clean up.
1568	*/
1569	uint32_t cRefs;
1570	cRefs = RTCrStoreRelease(State.hRootStore); Assert(cRefs == 0);
1571	cRefs = RTCrStoreRelease(State.hKernelRootStore); Assert(cRefs == 0);
1572	cRefs = RTCrStoreRelease(State.hAdditionalStore); Assert(cRefs == 0);
1573
1574	return rcExit;
1575	}
1576
1577	#endif /* !IPRT_IN_BUILD_TOOL */
1578
1579	/*
1580	* common code for show-exe and show-cat:
1581	*/
1582
1583	/**
1584	* Display an object ID.
1585	*
1586	* @returns IPRT status code.
1587	* @param pThis The show exe instance data.
1588	* @param pObjId The object ID to display.
1589	* @param pszLabel The field label (prefixed by szPrefix).
1590	* @param pszPost What to print after the ID (typically newline).
1591	*/
1592	static void HandleShowExeWorkerDisplayObjId(PSHOWEXEPKCS7 pThis, PCRTASN1OBJID pObjId, const char pszLabel, const char pszPost)
1593	{
1594	int rc = RTAsn1QueryObjIdName(pObjId, pThis->szTmp, sizeof(pThis->szTmp));
1595	if (RT_SUCCESS(rc))
1596	{
1597	if (pThis->cVerbosity > 1)
1598	RTPrintf("%s%s%s (%s)%s", pThis->szPrefix, pszLabel, pThis->szTmp, pObjId->szObjId, pszPost);
1599	else
1600	RTPrintf("%s%s%s%s", pThis->szPrefix, pszLabel, pThis->szTmp, pszPost);
1601	}
1602	else
1603	RTPrintf("%s%s%s%s", pThis->szPrefix, pszLabel, pObjId->szObjId, pszPost);
1604	}
1605
1606
1607	/**
1608	* Display an object ID, without prefix and label
1609	*
1610	* @returns IPRT status code.
1611	* @param pThis The show exe instance data.
1612	* @param pObjId The object ID to display.
1613	* @param pszPost What to print after the ID (typically newline).
1614	*/
1615	static void HandleShowExeWorkerDisplayObjIdSimple(PSHOWEXEPKCS7 pThis, PCRTASN1OBJID pObjId, const char *pszPost)
1616	{
1617	int rc = RTAsn1QueryObjIdName(pObjId, pThis->szTmp, sizeof(pThis->szTmp));
1618	if (RT_SUCCESS(rc))
1619	{
1620	if (pThis->cVerbosity > 1)
1621	RTPrintf("%s (%s)%s", pThis->szTmp, pObjId->szObjId, pszPost);
1622	else
1623	RTPrintf("%s%s", pThis->szTmp, pszPost);
1624	}
1625	else
1626	RTPrintf("%s%s", pObjId->szObjId, pszPost);
1627	}
1628
1629
1630	/**
1631	* Display a signer info attribute.
1632	*
1633	* @returns IPRT status code.
1634	* @param pThis The show exe instance data.
1635	* @param offPrefix The current prefix offset.
1636	* @param pAttr The attribute to display.
1637	*/
1638	static int HandleShowExeWorkerPkcs7DisplayAttrib(PSHOWEXEPKCS7 pThis, size_t offPrefix, PCRTCRPKCS7ATTRIBUTE pAttr)
1639	{
1640	HandleShowExeWorkerDisplayObjId(pThis, &pAttr->Type, "", ":\n");
1641
1642	int rc = VINF_SUCCESS;
1643	switch (pAttr->enmType)
1644	{
1645	case RTCRPKCS7ATTRIBUTETYPE_UNKNOWN:
1646	if (pAttr->uValues.pCores->cItems <= 1)
1647	RTPrintf("%s %u bytes\n", pThis->szPrefix,pAttr->uValues.pCores->SetCore.Asn1Core.cb);
1648	else
1649	RTPrintf("%s %u bytes divided by %u items\n", pThis->szPrefix, pAttr->uValues.pCores->SetCore.Asn1Core.cb, pAttr->uValues.pCores->cItems);
1650	break;
1651
1652	/* Object IDs, use pObjIds. */
1653	case RTCRPKCS7ATTRIBUTETYPE_OBJ_IDS:
1654	if (pAttr->uValues.pObjIds->cItems != 1)
1655	RTPrintf("%s%u object IDs:", pThis->szPrefix, pAttr->uValues.pObjIds->cItems);
1656	for (unsigned i = 0; i < pAttr->uValues.pObjIds->cItems; i++)
1657	{
1658	if (pAttr->uValues.pObjIds->cItems == 1)
1659	RTPrintf("%s ", pThis->szPrefix);
1660	else
1661	RTPrintf("%s ObjId[%u]: ", pThis->szPrefix, i);
1662	HandleShowExeWorkerDisplayObjIdSimple(pThis, pAttr->uValues.pObjIds->papItems[i], "\n");
1663	}
1664	break;
1665
1666	/* Sequence of object IDs, use pObjIdSeqs. */
1667	case RTCRPKCS7ATTRIBUTETYPE_MS_STATEMENT_TYPE:
1668	if (pAttr->uValues.pObjIdSeqs->cItems != 1)
1669	RTPrintf("%s%u object IDs:", pThis->szPrefix, pAttr->uValues.pObjIdSeqs->cItems);
1670	for (unsigned i = 0; i < pAttr->uValues.pObjIdSeqs->cItems; i++)
1671	{
1672	uint32_t const cObjIds = pAttr->uValues.pObjIdSeqs->papItems[i]->cItems;
1673	for (unsigned j = 0; j < cObjIds; j++)
1674	{
1675	if (pAttr->uValues.pObjIdSeqs->cItems == 1)
1676	RTPrintf("%s ", pThis->szPrefix);
1677	else
1678	RTPrintf("%s ObjIdSeq[%u]: ", pThis->szPrefix, i);
1679	if (cObjIds != 1)
1680	RTPrintf(" ObjId[%u]: ", j);
1681	HandleShowExeWorkerDisplayObjIdSimple(pThis, pAttr->uValues.pObjIdSeqs->papItems[i]->papItems[i], "\n");
1682	}
1683	}
1684	break;
1685
1686	/* Octet strings, use pOctetStrings. */
1687	case RTCRPKCS7ATTRIBUTETYPE_OCTET_STRINGS:
1688	if (pAttr->uValues.pOctetStrings->cItems != 1)
1689	RTPrintf("%s%u octet strings:", pThis->szPrefix, pAttr->uValues.pOctetStrings->cItems);
1690	for (unsigned i = 0; i < pAttr->uValues.pOctetStrings->cItems; i++)
1691	{
1692	PCRTASN1OCTETSTRING pOctetString = pAttr->uValues.pOctetStrings->papItems[i];
1693	uint32_t cbContent = pOctetString->Asn1Core.cb;
1694	if (cbContent > 0 && (cbContent <= 128 \|\| pThis->cVerbosity >= 2))
1695	{
1696	uint8_t const *pbContent = pOctetString->Asn1Core.uData.pu8;
1697	uint32_t off = 0;
1698	while (off < cbContent)
1699	{
1700	uint32_t cbNow = RT_MIN(cbContent - off, 16);
1701	if (pAttr->uValues.pOctetStrings->cItems == 1)
1702	RTPrintf("%s %#06x: %.*Rhxs\n", pThis->szPrefix, off, cbNow, &pbContent[off]);
1703	else
1704	RTPrintf("%s OctetString[%u]: %#06x: %.*Rhxs\n", pThis->szPrefix, i, off, cbNow, &pbContent[off]);
1705	off += cbNow;
1706	}
1707	}
1708	else
1709	RTPrintf("%s: OctetString[%u]: %u bytes\n", pThis->szPrefix, i, pOctetString->Asn1Core.cb);
1710	}
1711	break;
1712
1713	/* Counter signatures (PKCS \#9), use pCounterSignatures. */
1714	case RTCRPKCS7ATTRIBUTETYPE_COUNTER_SIGNATURES:
1715	RTPrintf("%sTODO: RTCRPKCS7ATTRIBUTETYPE_COUNTER_SIGNATURES! %u bytes\n",
1716	pThis->szPrefix, pAttr->uValues.pCounterSignatures->SetCore.Asn1Core.cb);
1717	break;
1718
1719	/* Signing time (PKCS \#9), use pSigningTime. */
1720	case RTCRPKCS7ATTRIBUTETYPE_SIGNING_TIME:
1721	RTPrintf("%sTODO: RTCRPKCS7ATTRIBUTETYPE_SIGNING_TIME! %u bytes\n",
1722	pThis->szPrefix, pAttr->uValues.pSigningTime->SetCore.Asn1Core.cb);
1723	break;
1724
1725	/* Microsoft timestamp info (RFC-3161) signed data, use pContentInfo. */
1726	case RTCRPKCS7ATTRIBUTETYPE_MS_TIMESTAMP:
1727	case RTCRPKCS7ATTRIBUTETYPE_MS_NESTED_SIGNATURE:
1728	if (pAttr->uValues.pContentInfos->cItems > 1)
1729	RTPrintf("%s%u nested signatures, %u bytes in total\n", pThis->szPrefix,
1730	pAttr->uValues.pContentInfos->cItems, pAttr->uValues.pContentInfos->SetCore.Asn1Core.cb);
1731	for (unsigned i = 0; i < pAttr->uValues.pContentInfos->cItems; i++)
1732	{
1733	size_t offPrefix2 = offPrefix;
1734	if (pAttr->uValues.pContentInfos->cItems > 1)
1735	offPrefix2 += RTStrPrintf(&pThis->szPrefix[offPrefix], sizeof(pThis->szPrefix) - offPrefix, "NestedSig[%u]: ", i);
1736	else
1737	offPrefix2 += RTStrPrintf(&pThis->szPrefix[offPrefix], sizeof(pThis->szPrefix) - offPrefix, " ");
1738	// offPrefix2 += RTStrPrintf(&pThis->szPrefix[offPrefix], sizeof(pThis->szPrefix) - offPrefix, "NestedSig: ", i);
1739	PCRTCRPKCS7CONTENTINFO pContentInfo = pAttr->uValues.pContentInfos->papItems[i];
1740	int rc2;
1741	if (RTCrPkcs7ContentInfo_IsSignedData(pContentInfo))
1742	rc2 = HandleShowExeWorkerPkcs7Display(pThis, pContentInfo->u.pSignedData, offPrefix2, pContentInfo);
1743	else
1744	rc2 = RTMsgErrorRc(VERR_ASN1_UNEXPECTED_OBJ_ID, "%sPKCS#7 content in nested signature is not 'signedData': %s",
1745	pThis->szPrefix, pContentInfo->ContentType.szObjId);
1746	if (RT_FAILURE(rc2) && RT_SUCCESS(rc))
1747	rc = rc2;
1748	}
1749	break;
1750
1751	case RTCRPKCS7ATTRIBUTETYPE_INVALID:
1752	RTPrintf("%sINVALID!\n", pThis->szPrefix);
1753	break;
1754	case RTCRPKCS7ATTRIBUTETYPE_NOT_PRESENT:
1755	RTPrintf("%sNOT PRESENT!\n", pThis->szPrefix);
1756	break;
1757	default:
1758	RTPrintf("%senmType=%d!\n", pThis->szPrefix, pAttr->enmType);
1759	break;
1760	}
1761	return rc;
1762	}
1763
1764
1765	/**
1766	* Displays a Microsoft SPC indirect data structure.
1767	*
1768	* @returns IPRT status code.
1769	* @param pThis The show exe instance data.
1770	* @param offPrefix The current prefix offset.
1771	* @param pIndData The indirect data to display.
1772	*/
1773	static int HandleShowExeWorkerPkcs7DisplaySpcIdirectDataContent(PSHOWEXEPKCS7 pThis, size_t offPrefix,
1774	PCRTCRSPCINDIRECTDATACONTENT pIndData)
1775	{
1776	/*
1777	* The image hash.
1778	*/
1779	RTDIGESTTYPE const enmDigestType = RTCrX509AlgorithmIdentifier_QueryDigestType(&pIndData->DigestInfo.DigestAlgorithm);
1780	const char *pszDigestType = RTCrDigestTypeToName(enmDigestType);
1781	RTPrintf("%s Digest Type: %s", pThis->szPrefix, pszDigestType);
1782	if (pThis->cVerbosity > 1)
1783	RTPrintf(" (%s)\n", pIndData->DigestInfo.DigestAlgorithm.Algorithm.szObjId);
1784	else
1785	RTPrintf("\n");
1786	RTPrintf("%s Digest: %.*Rhxs\n",
1787	pThis->szPrefix, pIndData->DigestInfo.Digest.Asn1Core.cb, pIndData->DigestInfo.Digest.Asn1Core.uData.pu8);
1788
1789	/*
1790	* The data/file/url.
1791	*/
1792	switch (pIndData->Data.enmType)
1793	{
1794	case RTCRSPCAAOVTYPE_PE_IMAGE_DATA:
1795	{
1796	RTPrintf("%s Data Type: PE Image Data\n", pThis->szPrefix);
1797	PRTCRSPCPEIMAGEDATA pPeImage = pIndData->Data.uValue.pPeImage;
1798	/** @todo display "Flags". */
1799
1800	switch (pPeImage->T0.File.enmChoice)
1801	{
1802	case RTCRSPCLINKCHOICE_MONIKER:
1803	{
1804	PRTCRSPCSERIALIZEDOBJECT pMoniker = pPeImage->T0.File.u.pMoniker;
1805	if (RTCrSpcSerializedObject_IsPresent(pMoniker))
1806	{
1807	if (RTUuidCompareStr(pMoniker->Uuid.Asn1Core.uData.pUuid, RTCRSPCSERIALIZEDOBJECT_UUID_STR) == 0)
1808	{
1809	RTPrintf("%s Moniker: SpcSerializedObject (%RTuuid)\n",
1810	pThis->szPrefix, pMoniker->Uuid.Asn1Core.uData.pUuid);
1811
1812	PCRTCRSPCSERIALIZEDOBJECTATTRIBUTES pData = pMoniker->u.pData;
1813	if (pData)
1814	for (uint32_t i = 0; i < pData->cItems; i++)
1815	{
1816	RTStrPrintf(&pThis->szPrefix[offPrefix], sizeof(pThis->szPrefix) - offPrefix,
1817	"MonikerAttrib[%u]: ", i);
1818
1819	switch (pData->papItems[i]->enmType)
1820	{
1821	case RTCRSPCSERIALIZEDOBJECTATTRIBUTETYPE_PAGE_HASHES_V2:
1822	case RTCRSPCSERIALIZEDOBJECTATTRIBUTETYPE_PAGE_HASHES_V1:
1823	{
1824	PCRTCRSPCSERIALIZEDPAGEHASHES pPgHashes = pData->papItems[i]->u.pPageHashes;
1825	uint32_t const cbHash = pData->papItems[i]->enmType
1826	== RTCRSPCSERIALIZEDOBJECTATTRIBUTETYPE_PAGE_HASHES_V1
1827	? 160/8 /SHA-1/ : 256/8 /SHA-256/;
1828	uint32_t const cPages = pPgHashes->RawData.Asn1Core.cb / (cbHash + sizeof(uint32_t));
1829
1830	RTPrintf("%sPage Hashes version %u - %u pages (%u bytes total)\n", pThis->szPrefix,
1831	pData->papItems[i]->enmType
1832	== RTCRSPCSERIALIZEDOBJECTATTRIBUTETYPE_PAGE_HASHES_V1 ? 1 : 2,
1833	cPages, pPgHashes->RawData.Asn1Core.cb);
1834	if (pThis->cVerbosity > 0)
1835	{
1836	PCRTCRSPCPEIMAGEPAGEHASHES pPg = pPgHashes->pData;
1837	for (unsigned iPg = 0; iPg < cPages; iPg++)
1838	{
1839	uint32_t offHash = 0;
1840	do
1841	{
1842	if (offHash == 0)
1843	RTPrintf("%.*s Page#%04u/%#08x: ",
1844	offPrefix, pThis->szPrefix, iPg, pPg->Generic.offFile);
1845	else
1846	RTPrintf("%.*s ", offPrefix, pThis->szPrefix);
1847	uint32_t cbLeft = cbHash - offHash;
1848	if (cbLeft > 24)
1849	cbLeft = 16;
1850	RTPrintf("%.*Rhxs\n", cbLeft, &pPg->Generic.abHash[offHash]);
1851	offHash += cbLeft;
1852	} while (offHash < cbHash);
1853	pPg = (PCRTCRSPCPEIMAGEPAGEHASHES)&pPg->Generic.abHash[cbHash];
1854	}
1855
1856	if (pThis->cVerbosity > 3)
1857	RTPrintf("%.*Rhxd\n",
1858	pPgHashes->RawData.Asn1Core.cb,
1859	pPgHashes->RawData.Asn1Core.uData.pu8);
1860	}
1861	break;
1862	}
1863
1864	case RTCRSPCSERIALIZEDOBJECTATTRIBUTETYPE_UNKNOWN:
1865	HandleShowExeWorkerDisplayObjIdSimple(pThis, &pData->papItems[i]->Type, "\n");
1866	break;
1867	case RTCRSPCSERIALIZEDOBJECTATTRIBUTETYPE_NOT_PRESENT:
1868	RTPrintf("%sNot present!\n", pThis->szPrefix);
1869	break;
1870	default:
1871	RTPrintf("%senmType=%d!\n", pThis->szPrefix, pData->papItems[i]->enmType);
1872	break;
1873	}
1874	pThis->szPrefix[offPrefix] = '\0';
1875	}
1876	else
1877	RTPrintf("%s pData is NULL!\n", pThis->szPrefix);
1878	}
1879	else
1880	RTPrintf("%s Moniker: Unknown UUID: %RTuuid\n",
1881	pThis->szPrefix, pMoniker->Uuid.Asn1Core.uData.pUuid);
1882	}
1883	else
1884	RTPrintf("%s Moniker: not present\n", pThis->szPrefix);
1885	break;
1886	}
1887
1888	case RTCRSPCLINKCHOICE_URL:
1889	{
1890	const char *pszUrl = NULL;
1891	int rc = pPeImage->T0.File.u.pUrl
1892	? RTAsn1String_QueryUtf8(pPeImage->T0.File.u.pUrl, &pszUrl, NULL)
1893	: VERR_NOT_FOUND;
1894	if (RT_SUCCESS(rc))
1895	RTPrintf("%s URL: '%s'\n", pThis->szPrefix, pszUrl);
1896	else
1897	RTPrintf("%s URL: rc=%Rrc\n", pThis->szPrefix, rc);
1898	break;
1899	}
1900
1901	case RTCRSPCLINKCHOICE_FILE:
1902	{
1903	const char *pszFile = NULL;
1904	int rc = pPeImage->T0.File.u.pT2 && pPeImage->T0.File.u.pT2->File.u.pAscii
1905	? RTAsn1String_QueryUtf8(pPeImage->T0.File.u.pT2->File.u.pAscii, &pszFile, NULL)
1906	: VERR_NOT_FOUND;
1907	if (RT_SUCCESS(rc))
1908	RTPrintf("%s File: '%s'\n", pThis->szPrefix, pszFile);
1909	else
1910	RTPrintf("%s File: rc=%Rrc\n", pThis->szPrefix, rc);
1911	break;
1912	}
1913
1914	case RTCRSPCLINKCHOICE_NOT_PRESENT:
1915	RTPrintf("%s File not present!\n", pThis->szPrefix);
1916	break;
1917	default:
1918	RTPrintf("%s enmChoice=%d!\n", pThis->szPrefix, pPeImage->T0.File.enmChoice);
1919	break;
1920	}
1921	break;
1922	}
1923
1924	case RTCRSPCAAOVTYPE_UNKNOWN:
1925	HandleShowExeWorkerDisplayObjId(pThis, &pIndData->Data.Type, " Data Type: ", "\n");
1926	break;
1927	case RTCRSPCAAOVTYPE_NOT_PRESENT:
1928	RTPrintf("%s Data Type: Not present!\n", pThis->szPrefix);
1929	break;
1930	default:
1931	RTPrintf("%s Data Type: enmType=%d!\n", pThis->szPrefix, pIndData->Data.enmType);
1932	break;
1933	}
1934
1935	return VINF_SUCCESS;
1936	}
1937
1938
1939	/**
1940	* Display an PKCS#7 signed data instance.
1941	*
1942	* @returns IPRT status code.
1943	* @param pThis The show exe instance data.
1944	* @param pSignedData The signed data to display.
1945	* @param offPrefix The current prefix offset.
1946	* @param pContentInfo The content info structure (for the size).
1947	*/
1948	static int HandleShowExeWorkerPkcs7Display(PSHOWEXEPKCS7 pThis, PRTCRPKCS7SIGNEDDATA pSignedData, size_t offPrefix,
1949	PCRTCRPKCS7CONTENTINFO pContentInfo)
1950	{
1951	pThis->szPrefix[offPrefix] = '\0';
1952	RTPrintf("%sPKCS#7 signature: %u (%#x) bytes\n", pThis->szPrefix,
1953	RTASN1CORE_GET_RAW_ASN1_SIZE(&pContentInfo->SeqCore.Asn1Core),
1954	RTASN1CORE_GET_RAW_ASN1_SIZE(&pContentInfo->SeqCore.Asn1Core));
1955
1956	/*
1957	* Display list of signing algorithms.
1958	*/
1959	RTPrintf("%sDigestAlgorithms: ", pThis->szPrefix);
1960	if (pSignedData->DigestAlgorithms.cItems == 0)
1961	RTPrintf("none");
1962	for (unsigned i = 0; i < pSignedData->DigestAlgorithms.cItems; i++)
1963	{
1964	PCRTCRX509ALGORITHMIDENTIFIER pAlgoId = pSignedData->DigestAlgorithms.papItems[i];
1965	const char *pszDigestType = RTCrDigestTypeToName(RTCrX509AlgorithmIdentifier_QueryDigestType(pAlgoId));
1966	if (!pszDigestType)
1967	pszDigestType = pAlgoId->Algorithm.szObjId;
1968	RTPrintf(i == 0 ? "%s" : ", %s", pszDigestType);
1969	if (pThis->cVerbosity > 1)
1970	RTPrintf(" (%s)", pAlgoId->Algorithm.szObjId);
1971	}
1972	RTPrintf("\n");
1973
1974	/*
1975	* Display the signed data content.
1976	*/
1977	if (RTAsn1ObjId_CompareWithString(&pSignedData->ContentInfo.ContentType, RTCRSPCINDIRECTDATACONTENT_OID) == 0)
1978	{
1979	RTPrintf("%s ContentType: SpcIndirectDataContent (" RTCRSPCINDIRECTDATACONTENT_OID ")\n", pThis->szPrefix);
1980	size_t offPrefix2 = RTStrPrintf(&pThis->szPrefix[offPrefix], sizeof(pThis->szPrefix) - offPrefix, " SPC Ind Data: ");
1981	HandleShowExeWorkerPkcs7DisplaySpcIdirectDataContent(pThis, offPrefix2 + offPrefix,
1982	pSignedData->ContentInfo.u.pIndirectDataContent);
1983	pThis->szPrefix[offPrefix] = '\0';
1984	}
1985	else
1986	HandleShowExeWorkerDisplayObjId(pThis, &pSignedData->ContentInfo.ContentType, " ContentType: ", " - not implemented.\n");
1987
1988	/*
1989	* Display certificates (Certificates).
1990	*/
1991	if (pSignedData->Certificates.cItems > 0)
1992	{
1993	RTPrintf("%s Certificates: %u\n", pThis->szPrefix, pSignedData->Certificates.cItems);
1994	if (pThis->cVerbosity >= 2)
1995	{
1996	for (uint32_t i = 0; i < pSignedData->Certificates.cItems; i++)
1997	{
1998	if (i != 0)
1999	RTPrintf("\n");
2000	RTPrintf("%s Certificate #%u:\n", pThis->szPrefix, i);
2001	RTAsn1Dump(RTCrPkcs7Cert_GetAsn1Core(pSignedData->Certificates.papItems[i]), 0,
2002	((uint32_t)offPrefix + 9) / 2, RTStrmDumpPrintfV, g_pStdOut);
2003	}
2004	}
2005	/** @todo display certificates properly. */
2006	}
2007
2008	if (pSignedData->Crls.cb > 0)
2009	RTPrintf("%s CRLs: %u bytes\n", pThis->szPrefix, pSignedData->Crls.cb);
2010
2011	/*
2012	* Show signatures (SignerInfos).
2013	*/
2014	unsigned const cSigInfos = pSignedData->SignerInfos.cItems;
2015	if (cSigInfos != 1)
2016	RTPrintf("%s SignerInfos: %u signers\n", pThis->szPrefix, cSigInfos);
2017	else
2018	RTPrintf("%s SignerInfos:\n", pThis->szPrefix);
2019	for (unsigned i = 0; i < cSigInfos; i++)
2020	{
2021	PRTCRPKCS7SIGNERINFO pSigInfo = pSignedData->SignerInfos.papItems[i];
2022	size_t offPrefix2 = offPrefix;
2023	if (cSigInfos != 1)
2024	offPrefix2 += RTStrPrintf(&pThis->szPrefix[offPrefix], sizeof(pThis->szPrefix) - offPrefix, "SignerInfo[%u]: ", i);
2025
2026	int rc = RTAsn1Integer_ToString(&pSigInfo->IssuerAndSerialNumber.SerialNumber,
2027	pThis->szTmp, sizeof(pThis->szTmp), 0 /fFlags/, NULL);
2028	if (RT_FAILURE(rc))
2029	RTStrPrintf(pThis->szTmp, sizeof(pThis->szTmp), "%Rrc", rc);
2030	RTPrintf("%s Serial No: %s\n", pThis->szPrefix, pThis->szTmp);
2031
2032	rc = RTCrX509Name_FormatAsString(&pSigInfo->IssuerAndSerialNumber.Name, pThis->szTmp, sizeof(pThis->szTmp), NULL);
2033	if (RT_FAILURE(rc))
2034	RTStrPrintf(pThis->szTmp, sizeof(pThis->szTmp), "%Rrc", rc);
2035	RTPrintf("%s Issuer: %s\n", pThis->szPrefix, pThis->szTmp);
2036
2037	const char *pszType = RTCrDigestTypeToName(RTCrX509AlgorithmIdentifier_QueryDigestType(&pSigInfo->DigestAlgorithm));
2038	if (!pszType)
2039	pszType = pSigInfo->DigestAlgorithm.Algorithm.szObjId;
2040	RTPrintf("%s Digest Algorithm: %s", pThis->szPrefix, pszType);
2041	if (pThis->cVerbosity > 1)
2042	RTPrintf(" (%s)\n", pSigInfo->DigestAlgorithm.Algorithm.szObjId);
2043	else
2044	RTPrintf("\n");
2045
2046	HandleShowExeWorkerDisplayObjId(pThis, &pSigInfo->DigestEncryptionAlgorithm.Algorithm,
2047	"Digest Encryption Algorithm: ", "\n");
2048
2049	if (pSigInfo->AuthenticatedAttributes.cItems == 0)
2050	RTPrintf("%s Authenticated Attributes: none\n", pThis->szPrefix);
2051	else
2052	{
2053	RTPrintf("%s Authenticated Attributes: %u item%s\n", pThis->szPrefix,
2054	pSigInfo->AuthenticatedAttributes.cItems, pSigInfo->AuthenticatedAttributes.cItems > 1 ? "s" : "");
2055	for (unsigned j = 0; j < pSigInfo->AuthenticatedAttributes.cItems; j++)
2056	{
2057	PRTCRPKCS7ATTRIBUTE pAttr = pSigInfo->AuthenticatedAttributes.papItems[j];
2058	size_t offPrefix3 = offPrefix2 + RTStrPrintf(&pThis->szPrefix[offPrefix2], sizeof(pThis->szPrefix) - offPrefix2,
2059	" AuthAttrib[%u]: ", j);
2060	HandleShowExeWorkerPkcs7DisplayAttrib(pThis, offPrefix3, pAttr);
2061	}
2062	pThis->szPrefix[offPrefix2] = '\0';
2063	}
2064
2065	if (pSigInfo->UnauthenticatedAttributes.cItems == 0)
2066	RTPrintf("%s Unauthenticated Attributes: none\n", pThis->szPrefix);
2067	else
2068	{
2069	RTPrintf("%s Unauthenticated Attributes: %u item%s\n", pThis->szPrefix,
2070	pSigInfo->UnauthenticatedAttributes.cItems, pSigInfo->UnauthenticatedAttributes.cItems > 1 ? "s" : "");
2071	for (unsigned j = 0; j < pSigInfo->UnauthenticatedAttributes.cItems; j++)
2072	{
2073	PRTCRPKCS7ATTRIBUTE pAttr = pSigInfo->UnauthenticatedAttributes.papItems[j];
2074	size_t offPrefix3 = offPrefix2 + RTStrPrintf(&pThis->szPrefix[offPrefix2], sizeof(pThis->szPrefix) - offPrefix2,
2075	" UnauthAttrib[%u]: ", j);
2076	HandleShowExeWorkerPkcs7DisplayAttrib(pThis, offPrefix3, pAttr);
2077	}
2078	pThis->szPrefix[offPrefix2] = '\0';
2079	}
2080
2081	/** @todo show the encrypted stuff (EncryptedDigest)? */
2082	}
2083	pThis->szPrefix[offPrefix] = '\0';
2084
2085	return VINF_SUCCESS;
2086	}
2087
2088
2089	/*
2090	* The 'show-exe' command.
2091	*/
2092	static RTEXITCODE HelpShowExe(PRTSTREAM pStrm, RTSIGNTOOLHELP enmLevel)
2093	{
2094	RT_NOREF_PV(enmLevel);
2095	RTStrmPrintf(pStrm,
2096	"show-exe [--verbose\|-v] [--quiet\|-q] <exe1> [exe2 [..]]\n");
2097	return RTEXITCODE_SUCCESS;
2098	}
2099
2100
2101	static RTEXITCODE HandleShowExe(int cArgs, char **papszArgs)
2102	{
2103	/*
2104	* Parse arguments.
2105	*/
2106	static const RTGETOPTDEF s_aOptions[] =
2107	{
2108	{ "--verbose", 'v', RTGETOPT_REQ_NOTHING },
2109	{ "--quiet", 'q', RTGETOPT_REQ_NOTHING },
2110	};
2111
2112	unsigned cVerbosity = 0;
2113	RTLDRARCH enmLdrArch = RTLDRARCH_WHATEVER;
2114
2115	RTGETOPTSTATE GetState;
2116	int rc = RTGetOptInit(&GetState, cArgs, papszArgs, s_aOptions, RT_ELEMENTS(s_aOptions), 1, RTGETOPTINIT_FLAGS_OPTS_FIRST);
2117	AssertRCReturn(rc, RTEXITCODE_FAILURE);
2118	RTGETOPTUNION ValueUnion;
2119	int ch;
2120	while ((ch = RTGetOpt(&GetState, &ValueUnion)) && ch != VINF_GETOPT_NOT_OPTION)
2121	{
2122	switch (ch)
2123	{
2124	case 'v': cVerbosity++; break;
2125	case 'q': cVerbosity = 0; break;
2126	case 'V': return HandleVersion(cArgs, papszArgs);
2127	case 'h': return HelpShowExe(g_pStdOut, RTSIGNTOOLHELP_FULL);
2128	default: return RTGetOptPrintError(ch, &ValueUnion);
2129	}
2130	}
2131	if (ch != VINF_GETOPT_NOT_OPTION)
2132	return RTMsgErrorExit(RTEXITCODE_FAILURE, "No executable given.");
2133
2134	/*
2135	* Do it.
2136	*/
2137	unsigned iFile = 0;
2138	RTEXITCODE rcExit = RTEXITCODE_SUCCESS;
2139	do
2140	{
2141	RTPrintf(iFile == 0 ? "%s:\n" : "\n%s:\n", ValueUnion.psz);
2142
2143	SHOWEXEPKCS7 This;
2144	RT_ZERO(This);
2145	This.cVerbosity = cVerbosity;
2146
2147	RTEXITCODE rcExitThis = SignToolPkcs7Exe_InitFromFile(&This, ValueUnion.psz, cVerbosity, enmLdrArch);
2148	if (rcExitThis == RTEXITCODE_SUCCESS)
2149	{
2150	rc = HandleShowExeWorkerPkcs7Display(&This, This.pSignedData, 0, &This.ContentInfo);
2151	if (RT_FAILURE(rc))
2152	rcExit = RTEXITCODE_FAILURE;
2153	SignToolPkcs7Exe_Delete(&This);
2154	}
2155	if (rcExitThis != RTEXITCODE_SUCCESS && rcExit == RTEXITCODE_SUCCESS)
2156	rcExit = rcExitThis;
2157
2158	iFile++;
2159	} while ((ch = RTGetOpt(&GetState, &ValueUnion)) == VINF_GETOPT_NOT_OPTION);
2160	if (ch != 0)
2161	return RTGetOptPrintError(ch, &ValueUnion);
2162
2163	return rcExit;
2164	}
2165
2166
2167	/*
2168	* The 'show-cat' command.
2169	*/
2170	static RTEXITCODE HelpShowCat(PRTSTREAM pStrm, RTSIGNTOOLHELP enmLevel)
2171	{
2172	RT_NOREF_PV(enmLevel);
2173	RTStrmPrintf(pStrm,
2174	"show-cat [--verbose\|-v] [--quiet\|-q] <cat1> [cat2 [..]]\n");
2175	return RTEXITCODE_SUCCESS;
2176	}
2177
2178
2179	static RTEXITCODE HandleShowCat(int cArgs, char **papszArgs)
2180	{
2181	/*
2182	* Parse arguments.
2183	*/
2184	static const RTGETOPTDEF s_aOptions[] =
2185	{
2186	{ "--verbose", 'v', RTGETOPT_REQ_NOTHING },
2187	{ "--quiet", 'q', RTGETOPT_REQ_NOTHING },
2188	};
2189
2190	unsigned cVerbosity = 0;
2191
2192	RTGETOPTSTATE GetState;
2193	int rc = RTGetOptInit(&GetState, cArgs, papszArgs, s_aOptions, RT_ELEMENTS(s_aOptions), 1, RTGETOPTINIT_FLAGS_OPTS_FIRST);
2194	AssertRCReturn(rc, RTEXITCODE_FAILURE);
2195	RTGETOPTUNION ValueUnion;
2196	int ch;
2197	while ((ch = RTGetOpt(&GetState, &ValueUnion)) && ch != VINF_GETOPT_NOT_OPTION)
2198	{
2199	switch (ch)
2200	{
2201	case 'v': cVerbosity++; break;
2202	case 'q': cVerbosity = 0; break;
2203	case 'V': return HandleVersion(cArgs, papszArgs);
2204	case 'h': return HelpShowCat(g_pStdOut, RTSIGNTOOLHELP_FULL);
2205	default: return RTGetOptPrintError(ch, &ValueUnion);
2206	}
2207	}
2208	if (ch != VINF_GETOPT_NOT_OPTION)
2209	return RTMsgErrorExit(RTEXITCODE_FAILURE, "No executable given.");
2210
2211	/*
2212	* Do it.
2213	*/
2214	unsigned iFile = 0;
2215	RTEXITCODE rcExit = RTEXITCODE_SUCCESS;
2216	do
2217	{
2218	RTPrintf(iFile == 0 ? "%s:\n" : "\n%s:\n", ValueUnion.psz);
2219
2220	SHOWEXEPKCS7 This;
2221	RT_ZERO(This);
2222	This.cVerbosity = cVerbosity;
2223
2224	RTEXITCODE rcExitThis = SignToolPkcs7_InitFromFile(&This, ValueUnion.psz, cVerbosity);
2225	if (rcExitThis == RTEXITCODE_SUCCESS)
2226	{
2227	This.hLdrMod = NIL_RTLDRMOD;
2228
2229	rc = HandleShowExeWorkerPkcs7Display(&This, This.pSignedData, 0, &This.ContentInfo);
2230	if (RT_FAILURE(rc))
2231	rcExit = RTEXITCODE_FAILURE;
2232	SignToolPkcs7Exe_Delete(&This);
2233	}
2234	if (rcExitThis != RTEXITCODE_SUCCESS && rcExit == RTEXITCODE_SUCCESS)
2235	rcExit = rcExitThis;
2236
2237	iFile++;
2238	} while ((ch = RTGetOpt(&GetState, &ValueUnion)) == VINF_GETOPT_NOT_OPTION);
2239	if (ch != 0)
2240	return RTGetOptPrintError(ch, &ValueUnion);
2241
2242	return rcExit;
2243	}
2244
2245
2246	/*
2247	* The 'make-tainfo' command.
2248	*/
2249	static RTEXITCODE HelpMakeTaInfo(PRTSTREAM pStrm, RTSIGNTOOLHELP enmLevel)
2250	{
2251	RT_NOREF_PV(enmLevel);
2252	RTStrmPrintf(pStrm,
2253	"make-tainfo [--verbose\|--quiet] [--cert <cert.der>] [-o\|--output] <tainfo.der>\n");
2254	return RTEXITCODE_SUCCESS;
2255	}
2256
2257
2258	typedef struct MAKETAINFOSTATE
2259	{
2260	int cVerbose;
2261	const char *pszCert;
2262	const char *pszOutput;
2263	} MAKETAINFOSTATE;
2264
2265
2266	/** @callback_method_impl{FNRTASN1ENCODEWRITER} */
2267	static DECLCALLBACK(int) handleMakeTaInfoWriter(const void pvBuf, size_t cbToWrite, void pvUser, PRTERRINFO pErrInfo)
2268	{
2269	RT_NOREF_PV(pErrInfo);
2270	return RTStrmWrite((PRTSTREAM)pvUser, pvBuf, cbToWrite);
2271	}
2272
2273
2274	static RTEXITCODE HandleMakeTaInfo(int cArgs, char **papszArgs)
2275	{
2276	/*
2277	* Parse arguments.
2278	*/
2279	static const RTGETOPTDEF s_aOptions[] =
2280	{
2281	{ "--cert", 'c', RTGETOPT_REQ_STRING },
2282	{ "--output", 'o', RTGETOPT_REQ_STRING },
2283	{ "--verbose", 'v', RTGETOPT_REQ_NOTHING },
2284	{ "--quiet", 'q', RTGETOPT_REQ_NOTHING },
2285	};
2286
2287	MAKETAINFOSTATE State = { 0, NULL, NULL };
2288
2289	RTGETOPTSTATE GetState;
2290	int rc = RTGetOptInit(&GetState, cArgs, papszArgs, s_aOptions, RT_ELEMENTS(s_aOptions), 1, RTGETOPTINIT_FLAGS_OPTS_FIRST);
2291	AssertRCReturn(rc, RTEXITCODE_FAILURE);
2292	RTGETOPTUNION ValueUnion;
2293	int ch;
2294	while ((ch = RTGetOpt(&GetState, &ValueUnion)) != 0)
2295	{
2296	switch (ch)
2297	{
2298	case 'c':
2299	if (State.pszCert)
2300	return RTMsgErrorExit(RTEXITCODE_FAILURE, "The --cert option can only be used once.");
2301	State.pszCert = ValueUnion.psz;
2302	break;
2303
2304	case 'o':
2305	case VINF_GETOPT_NOT_OPTION:
2306	if (State.pszOutput)
2307	return RTMsgErrorExit(RTEXITCODE_FAILURE, "Multiple output files specified.");
2308	State.pszOutput = ValueUnion.psz;
2309	break;
2310
2311	case 'v': State.cVerbose++; break;
2312	case 'q': State.cVerbose = 0; break;
2313	case 'V': return HandleVersion(cArgs, papszArgs);
2314	case 'h': return HelpMakeTaInfo(g_pStdOut, RTSIGNTOOLHELP_FULL);
2315	default: return RTGetOptPrintError(ch, &ValueUnion);
2316	}
2317	}
2318	if (!State.pszCert)
2319	return RTMsgErrorExit(RTEXITCODE_FAILURE, "No input certificate was specified.");
2320	if (!State.pszOutput)
2321	return RTMsgErrorExit(RTEXITCODE_FAILURE, "No output file was specified.");
2322
2323	/*
2324	* Read the certificate.
2325	*/
2326	RTERRINFOSTATIC StaticErrInfo;
2327	RTCRX509CERTIFICATE Certificate;
2328	rc = RTCrX509Certificate_ReadFromFile(&Certificate, State.pszCert, 0, &g_RTAsn1DefaultAllocator,
2329	RTErrInfoInitStatic(&StaticErrInfo));
2330	if (RT_FAILURE(rc))
2331	return RTMsgErrorExit(RTEXITCODE_FAILURE, "Error reading certificate from %s: %Rrc - %s",
2332	State.pszCert, rc, StaticErrInfo.szMsg);
2333	/*
2334	* Construct the trust anchor information.
2335	*/
2336	RTCRTAFTRUSTANCHORINFO TrustAnchor;
2337	rc = RTCrTafTrustAnchorInfo_Init(&TrustAnchor, &g_RTAsn1DefaultAllocator);
2338	if (RT_SUCCESS(rc))
2339	{
2340	/* Public key. */
2341	Assert(RTCrX509SubjectPublicKeyInfo_IsPresent(&TrustAnchor.PubKey));
2342	RTCrX509SubjectPublicKeyInfo_Delete(&TrustAnchor.PubKey);
2343	rc = RTCrX509SubjectPublicKeyInfo_Clone(&TrustAnchor.PubKey, &Certificate.TbsCertificate.SubjectPublicKeyInfo,
2344	&g_RTAsn1DefaultAllocator);
2345	if (RT_FAILURE(rc))
2346	RTMsgError("RTCrX509SubjectPublicKeyInfo_Clone failed: %Rrc", rc);
2347	RTAsn1Core_ResetImplict(RTCrX509SubjectPublicKeyInfo_GetAsn1Core(&TrustAnchor.PubKey)); /* temporary hack. */
2348
2349	/* Key Identifier. */
2350	PCRTASN1OCTETSTRING pKeyIdentifier = NULL;
2351	if (Certificate.TbsCertificate.T3.fFlags & RTCRX509TBSCERTIFICATE_F_PRESENT_SUBJECT_KEY_IDENTIFIER)
2352	pKeyIdentifier = Certificate.TbsCertificate.T3.pSubjectKeyIdentifier;
2353	else if ( (Certificate.TbsCertificate.T3.fFlags & RTCRX509TBSCERTIFICATE_F_PRESENT_AUTHORITY_KEY_IDENTIFIER)
2354	&& RTCrX509Certificate_IsSelfSigned(&Certificate)
2355	&& RTAsn1OctetString_IsPresent(&Certificate.TbsCertificate.T3.pAuthorityKeyIdentifier->KeyIdentifier) )
2356	pKeyIdentifier = &Certificate.TbsCertificate.T3.pAuthorityKeyIdentifier->KeyIdentifier;
2357	else if ( (Certificate.TbsCertificate.T3.fFlags & RTCRX509TBSCERTIFICATE_F_PRESENT_OLD_AUTHORITY_KEY_IDENTIFIER)
2358	&& RTCrX509Certificate_IsSelfSigned(&Certificate)
2359	&& RTAsn1OctetString_IsPresent(&Certificate.TbsCertificate.T3.pOldAuthorityKeyIdentifier->KeyIdentifier) )
2360	pKeyIdentifier = &Certificate.TbsCertificate.T3.pOldAuthorityKeyIdentifier->KeyIdentifier;
2361	if (pKeyIdentifier && pKeyIdentifier->Asn1Core.cb > 0)
2362	{
2363	Assert(RTAsn1OctetString_IsPresent(&TrustAnchor.KeyIdentifier));
2364	RTAsn1OctetString_Delete(&TrustAnchor.KeyIdentifier);
2365	rc = RTAsn1OctetString_Clone(&TrustAnchor.KeyIdentifier, pKeyIdentifier, &g_RTAsn1DefaultAllocator);
2366	if (RT_FAILURE(rc))
2367	RTMsgError("RTAsn1OctetString_Clone failed: %Rrc", rc);
2368	RTAsn1Core_ResetImplict(RTAsn1OctetString_GetAsn1Core(&TrustAnchor.KeyIdentifier)); /* temporary hack. */
2369	}
2370	else
2371	RTMsgWarning("No key identifier found or has zero length.");
2372
2373	/* Subject */
2374	if (RT_SUCCESS(rc))
2375	{
2376	Assert(!RTCrTafCertPathControls_IsPresent(&TrustAnchor.CertPath));
2377	rc = RTCrTafCertPathControls_Init(&TrustAnchor.CertPath, &g_RTAsn1DefaultAllocator);
2378	if (RT_SUCCESS(rc))
2379	{
2380	Assert(RTCrX509Name_IsPresent(&TrustAnchor.CertPath.TaName));
2381	RTCrX509Name_Delete(&TrustAnchor.CertPath.TaName);
2382	rc = RTCrX509Name_Clone(&TrustAnchor.CertPath.TaName, &Certificate.TbsCertificate.Subject,
2383	&g_RTAsn1DefaultAllocator);
2384	if (RT_SUCCESS(rc))
2385	{
2386	RTAsn1Core_ResetImplict(RTCrX509Name_GetAsn1Core(&TrustAnchor.CertPath.TaName)); /* temporary hack. */
2387	rc = RTCrX509Name_RecodeAsUtf8(&TrustAnchor.CertPath.TaName, &g_RTAsn1DefaultAllocator);
2388	if (RT_FAILURE(rc))
2389	RTMsgError("RTCrX509Name_RecodeAsUtf8 failed: %Rrc", rc);
2390	}
2391	else
2392	RTMsgError("RTCrX509Name_Clone failed: %Rrc", rc);
2393	}
2394	else
2395	RTMsgError("RTCrTafCertPathControls_Init failed: %Rrc", rc);
2396	}
2397
2398	/* Check that what we've constructed makes some sense. */
2399	if (RT_SUCCESS(rc))
2400	{
2401	rc = RTCrTafTrustAnchorInfo_CheckSanity(&TrustAnchor, 0, RTErrInfoInitStatic(&StaticErrInfo), "TAI");
2402	if (RT_FAILURE(rc))
2403	RTMsgError("RTCrTafTrustAnchorInfo_CheckSanity failed: %Rrc - %s", rc, StaticErrInfo.szMsg);
2404	}
2405
2406	if (RT_SUCCESS(rc))
2407	{
2408	/*
2409	* Encode it and write it to the output file.
2410	*/
2411	uint32_t cbEncoded;
2412	rc = RTAsn1EncodePrepare(RTCrTafTrustAnchorInfo_GetAsn1Core(&TrustAnchor), RTASN1ENCODE_F_DER, &cbEncoded,
2413	RTErrInfoInitStatic(&StaticErrInfo));
2414	if (RT_SUCCESS(rc))
2415	{
2416	if (State.cVerbose >= 1)
2417	RTAsn1Dump(RTCrTafTrustAnchorInfo_GetAsn1Core(&TrustAnchor), 0, 0, RTStrmDumpPrintfV, g_pStdOut);
2418
2419	PRTSTREAM pStrm;
2420	rc = RTStrmOpen(State.pszOutput, "wb", &pStrm);
2421	if (RT_SUCCESS(rc))
2422	{
2423	rc = RTAsn1EncodeWrite(RTCrTafTrustAnchorInfo_GetAsn1Core(&TrustAnchor), RTASN1ENCODE_F_DER,
2424	handleMakeTaInfoWriter, pStrm, RTErrInfoInitStatic(&StaticErrInfo));
2425	if (RT_SUCCESS(rc))
2426	{
2427	rc = RTStrmClose(pStrm);
2428	if (RT_SUCCESS(rc))
2429	RTMsgInfo("Successfully wrote TrustedAnchorInfo to '%s'.", State.pszOutput);
2430	else
2431	RTMsgError("RTStrmClose failed: %Rrc", rc);
2432	}
2433	else
2434	{
2435	RTMsgError("RTAsn1EncodeWrite failed: %Rrc - %s", rc, StaticErrInfo.szMsg);
2436	RTStrmClose(pStrm);
2437	}
2438	}
2439	else
2440	RTMsgError("Error opening '%s' for writing: %Rrcs", State.pszOutput, rc);
2441	}
2442	else
2443	RTMsgError("RTAsn1EncodePrepare failed: %Rrc - %s", rc, StaticErrInfo.szMsg);
2444	}
2445
2446	RTCrTafTrustAnchorInfo_Delete(&TrustAnchor);
2447	}
2448	else
2449	RTMsgError("RTCrTafTrustAnchorInfo_Init failed: %Rrc", rc);
2450
2451	RTCrX509Certificate_Delete(&Certificate);
2452	return RT_SUCCESS(rc) ? RTEXITCODE_SUCCESS : RTEXITCODE_FAILURE;
2453	}
2454
2455
2456
2457	/*
2458	* The 'version' command.
2459	*/
2460	static RTEXITCODE HelpVersion(PRTSTREAM pStrm, RTSIGNTOOLHELP enmLevel)
2461	{
2462	RT_NOREF_PV(enmLevel);
2463	RTStrmPrintf(pStrm, "version\n");
2464	return RTEXITCODE_SUCCESS;
2465	}
2466
2467	static RTEXITCODE HandleVersion(int cArgs, char **papszArgs)
2468	{
2469	RT_NOREF_PV(cArgs); RT_NOREF_PV(papszArgs);
2470	#ifndef IN_BLD_PROG /* RTBldCfgVersion or RTBldCfgRevision in build time IPRT lib. */
2471	RTPrintf("%s\n", RTBldCfgVersion());
2472	return RTEXITCODE_SUCCESS;
2473	#else
2474	return RTEXITCODE_FAILURE;
2475	#endif
2476	}
2477
2478
2479
2480	/**
2481	* Command mapping.
2482	*/
2483	static struct
2484	{
2485	/** The command. */
2486	const char *pszCmd;
2487	/**
2488	* Handle the command.
2489	* @returns Program exit code.
2490	* @param cArgs Number of arguments.
2491	* @param papszArgs The argument vector, starting with the command name.
2492	*/
2493	RTEXITCODE (pfnHandler)(int cArgs, char *papszArgs);
2494	/**
2495	* Produce help.
2496	* @returns RTEXITCODE_SUCCESS to simplify handling '--help' in the handler.
2497	* @param pStrm Where to send help text.
2498	* @param enmLevel The level of the help information.
2499	*/
2500	RTEXITCODE (*pfnHelp)(PRTSTREAM pStrm, RTSIGNTOOLHELP enmLevel);
2501	}
2502	/** Mapping commands to handler and helper functions. */
2503	const g_aCommands[] =
2504	{
2505	{ "extract-exe-signer-cert", HandleExtractExeSignerCert, HelpExtractExeSignerCert },
2506	{ "add-nested-exe-signature", HandleAddNestedExeSignature, HelpAddNestedExeSignature },
2507	{ "add-nested-cat-signature", HandleAddNestedCatSignature, HelpAddNestedCatSignature },
2508	#ifndef IPRT_IN_BUILD_TOOL
2509	{ "verify-exe", HandleVerifyExe, HelpVerifyExe },
2510	#endif
2511	{ "show-exe", HandleShowExe, HelpShowExe },
2512	{ "show-cat", HandleShowCat, HelpShowCat },
2513	{ "make-tainfo", HandleMakeTaInfo, HelpMakeTaInfo },
2514	{ "help", HandleHelp, HelpHelp },
2515	{ "--help", HandleHelp, NULL },
2516	{ "-h", HandleHelp, NULL },
2517	{ "version", HandleVersion, HelpVersion },
2518	{ "--version", HandleVersion, NULL },
2519	{ "-V", HandleVersion, NULL },
2520	};
2521
2522
2523	/*
2524	* The 'help' command.
2525	*/
2526	static RTEXITCODE HelpHelp(PRTSTREAM pStrm, RTSIGNTOOLHELP enmLevel)
2527	{
2528	RT_NOREF_PV(enmLevel);
2529	RTStrmPrintf(pStrm, "help [cmd-patterns]\n");
2530	return RTEXITCODE_SUCCESS;
2531	}
2532
2533	static RTEXITCODE HandleHelp(int cArgs, char **papszArgs)
2534	{
2535	RTSIGNTOOLHELP enmLevel = cArgs <= 1 ? RTSIGNTOOLHELP_USAGE : RTSIGNTOOLHELP_FULL;
2536	uint32_t cShowed = 0;
2537	for (uint32_t iCmd = 0; iCmd < RT_ELEMENTS(g_aCommands); iCmd++)
2538	{
2539	if (g_aCommands[iCmd].pfnHelp)
2540	{
2541	bool fShow = false;
2542	if (cArgs <= 1)
2543	fShow = true;
2544	else
2545	{
2546	for (int iArg = 1; iArg < cArgs; iArg++)
2547	if (RTStrSimplePatternMultiMatch(papszArgs[iArg], RTSTR_MAX, g_aCommands[iCmd].pszCmd, RTSTR_MAX, NULL))
2548	{
2549	fShow = true;
2550	break;
2551	}
2552	}
2553	if (fShow)
2554	{
2555	g_aCommands[iCmd].pfnHelp(g_pStdOut, enmLevel);
2556	cShowed++;
2557	}
2558	}
2559	}
2560	return cShowed ? RTEXITCODE_SUCCESS : RTEXITCODE_FAILURE;
2561	}
2562
2563
2564
2565	int main(int argc, char **argv)
2566	{
2567	int rc = RTR3InitExe(argc, &argv, 0);
2568	if (RT_FAILURE(rc))
2569	return RTMsgInitFailure(rc);
2570
2571	/*
2572	* Parse global arguments.
2573	*/
2574	int iArg = 1;
2575	/* none presently. */
2576
2577	/*
2578	* Command dispatcher.
2579	*/
2580	if (iArg < argc)
2581	{
2582	const char *pszCmd = argv[iArg];
2583	uint32_t i = RT_ELEMENTS(g_aCommands);
2584	while (i-- > 0)
2585	if (!strcmp(g_aCommands[i].pszCmd, pszCmd))
2586	return g_aCommands[i].pfnHandler(argc - iArg, &argv[iArg]);
2587	RTMsgError("Unknown command '%s'.", pszCmd);
2588	}
2589	else
2590	RTMsgError("No command given. (try --help)");
2591
2592	return RTEXITCODE_SYNTAX;
2593	}
2594
2595

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source: vbox/trunk/src/VBox/Runtime/tools/RTSignTool.cpp@ 65892

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