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454 lines
17 KiB
C
454 lines
17 KiB
C
/*
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* Copyright 2005 Juan Lang
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifndef __CRYPT32_PRIVATE_H__
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#define __CRYPT32_PRIVATE_H__
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#include "wine/list.h"
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/* a few asn.1 tags we need */
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#define ASN_BOOL (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x01)
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#define ASN_BITSTRING (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x03)
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#define ASN_ENUMERATED (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x0a)
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#define ASN_UTF8STRING (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x0c)
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#define ASN_SETOF (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x11)
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#define ASN_NUMERICSTRING (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x12)
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#define ASN_PRINTABLESTRING (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x13)
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#define ASN_T61STRING (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x14)
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#define ASN_VIDEOTEXSTRING (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x15)
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#define ASN_IA5STRING (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x16)
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#define ASN_UTCTIME (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x17)
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#define ASN_GENERALTIME (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x18)
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#define ASN_GRAPHICSTRING (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x19)
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#define ASN_VISIBLESTRING (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x1a)
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#define ASN_GENERALSTRING (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x1b)
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#define ASN_UNIVERSALSTRING (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x1c)
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#define ASN_BMPSTRING (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x1e)
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BOOL CRYPT_EncodeLen(DWORD len, BYTE *pbEncoded, DWORD *pcbEncoded) DECLSPEC_HIDDEN;
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typedef BOOL (WINAPI *CryptEncodeObjectExFunc)(DWORD, LPCSTR, const void *,
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DWORD, PCRYPT_ENCODE_PARA, BYTE *, DWORD *);
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struct AsnEncodeSequenceItem
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{
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const void *pvStructInfo;
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CryptEncodeObjectExFunc encodeFunc;
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DWORD size; /* used during encoding, not for your use */
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};
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BOOL WINAPI CRYPT_AsnEncodeSequence(DWORD dwCertEncodingType,
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struct AsnEncodeSequenceItem items[], DWORD cItem, DWORD dwFlags,
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PCRYPT_ENCODE_PARA pEncodePara, BYTE *pbEncoded, DWORD *pcbEncoded) DECLSPEC_HIDDEN;
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struct AsnConstructedItem
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{
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BYTE tag;
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const void *pvStructInfo;
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CryptEncodeObjectExFunc encodeFunc;
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};
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BOOL WINAPI CRYPT_AsnEncodeConstructed(DWORD dwCertEncodingType,
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LPCSTR lpszStructType, const void *pvStructInfo, DWORD dwFlags,
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PCRYPT_ENCODE_PARA pEncodePara, BYTE *pbEncoded, DWORD *pcbEncoded) DECLSPEC_HIDDEN;
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BOOL WINAPI CRYPT_AsnEncodeOid(DWORD dwCertEncodingType,
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LPCSTR lpszStructType, const void *pvStructInfo, DWORD dwFlags,
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PCRYPT_ENCODE_PARA pEncodePara, BYTE *pbEncoded, DWORD *pcbEncoded) DECLSPEC_HIDDEN;
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BOOL WINAPI CRYPT_AsnEncodeOctets(DWORD dwCertEncodingType,
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LPCSTR lpszStructType, const void *pvStructInfo, DWORD dwFlags,
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PCRYPT_ENCODE_PARA pEncodePara, BYTE *pbEncoded, DWORD *pcbEncoded) DECLSPEC_HIDDEN;
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typedef struct _CRYPT_DIGESTED_DATA
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{
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DWORD version;
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CRYPT_ALGORITHM_IDENTIFIER DigestAlgorithm;
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CRYPT_CONTENT_INFO ContentInfo;
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CRYPT_HASH_BLOB hash;
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} CRYPT_DIGESTED_DATA;
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BOOL CRYPT_AsnEncodePKCSDigestedData(const CRYPT_DIGESTED_DATA *digestedData,
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void *pvData, DWORD *pcbData) DECLSPEC_HIDDEN;
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typedef struct _CRYPT_ENCRYPTED_CONTENT_INFO
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{
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LPSTR contentType;
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CRYPT_ALGORITHM_IDENTIFIER contentEncryptionAlgorithm;
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CRYPT_DATA_BLOB encryptedContent;
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} CRYPT_ENCRYPTED_CONTENT_INFO;
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typedef struct _CRYPT_ENVELOPED_DATA
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{
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DWORD version;
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DWORD cRecipientInfo;
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PCMSG_KEY_TRANS_RECIPIENT_INFO rgRecipientInfo;
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CRYPT_ENCRYPTED_CONTENT_INFO encryptedContentInfo;
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} CRYPT_ENVELOPED_DATA;
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BOOL CRYPT_AsnEncodePKCSEnvelopedData(const CRYPT_ENVELOPED_DATA *envelopedData,
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void *pvData, DWORD *pcbData) DECLSPEC_HIDDEN;
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BOOL CRYPT_AsnDecodePKCSEnvelopedData(const BYTE *pbEncoded, DWORD cbEncoded,
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DWORD dwFlags, PCRYPT_DECODE_PARA pDecodePara,
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CRYPT_ENVELOPED_DATA *envelopedData, DWORD *pcbEnvelopedData) DECLSPEC_HIDDEN;
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typedef struct _CRYPT_SIGNED_INFO
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{
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DWORD version;
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DWORD cCertEncoded;
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PCERT_BLOB rgCertEncoded;
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DWORD cCrlEncoded;
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PCRL_BLOB rgCrlEncoded;
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CRYPT_CONTENT_INFO content;
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DWORD cSignerInfo;
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PCMSG_CMS_SIGNER_INFO rgSignerInfo;
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} CRYPT_SIGNED_INFO;
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BOOL CRYPT_AsnEncodeCMSSignedInfo(CRYPT_SIGNED_INFO *, void *pvData,
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DWORD *pcbData) DECLSPEC_HIDDEN;
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BOOL CRYPT_AsnDecodeCMSSignedInfo(const BYTE *pbEncoded, DWORD cbEncoded,
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DWORD dwFlags, PCRYPT_DECODE_PARA pDecodePara,
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CRYPT_SIGNED_INFO *signedInfo, DWORD *pcbSignedInfo) DECLSPEC_HIDDEN;
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/* Helper function to check *pcbEncoded, set it to the required size, and
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* optionally to allocate memory. Assumes pbEncoded is not NULL.
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* If CRYPT_ENCODE_ALLOC_FLAG is set in dwFlags, *pbEncoded will be set to a
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* pointer to the newly allocated memory.
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*/
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BOOL CRYPT_EncodeEnsureSpace(DWORD dwFlags, const CRYPT_ENCODE_PARA *pEncodePara,
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BYTE *pbEncoded, DWORD *pcbEncoded, DWORD bytesNeeded) DECLSPEC_HIDDEN;
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BOOL CRYPT_AsnDecodePKCSDigestedData(const BYTE *pbEncoded, DWORD cbEncoded,
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DWORD dwFlags, PCRYPT_DECODE_PARA pDecodePara,
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CRYPT_DIGESTED_DATA *digestedData, DWORD *pcbDigestedData) DECLSPEC_HIDDEN;
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BOOL WINAPI CRYPT_AsnEncodePubKeyInfoNoNull(DWORD dwCertEncodingType,
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LPCSTR lpszStructType, const void *pvStructInfo, DWORD dwFlags,
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PCRYPT_ENCODE_PARA pEncodePara, BYTE *pbEncoded, DWORD *pcbEncoded) DECLSPEC_HIDDEN;
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/* The following aren't defined in wincrypt.h, as they're "reserved" */
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#define CERT_CERT_PROP_ID 32
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#define CERT_CRL_PROP_ID 33
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#define CERT_CTL_PROP_ID 34
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/* Returns a handle to the default crypto provider; loads it if necessary.
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* Returns NULL on failure.
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*/
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HCRYPTPROV CRYPT_GetDefaultProvider(void) DECLSPEC_HIDDEN;
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HINSTANCE hInstance DECLSPEC_HIDDEN;
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void crypt_oid_init(void) DECLSPEC_HIDDEN;
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void crypt_oid_free(void) DECLSPEC_HIDDEN;
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void crypt_sip_free(void) DECLSPEC_HIDDEN;
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void root_store_free(void) DECLSPEC_HIDDEN;
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void default_chain_engine_free(void) DECLSPEC_HIDDEN;
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/* (Internal) certificate store types and functions */
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struct WINE_CRYPTCERTSTORE;
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typedef struct _CONTEXT_PROPERTY_LIST CONTEXT_PROPERTY_LIST;
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typedef struct _context_t context_t;
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typedef struct {
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void (*free)(context_t*);
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struct _context_t *(*clone)(context_t*,struct WINE_CRYPTCERTSTORE*,BOOL);
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} context_vtbl_t;
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struct _context_t {
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const context_vtbl_t *vtbl;
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LONG ref;
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struct WINE_CRYPTCERTSTORE *store;
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struct _context_t *linked;
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CONTEXT_PROPERTY_LIST *properties;
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union {
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struct list entry;
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void *ptr;
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} u;
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};
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static inline context_t *context_from_ptr(const void *ptr)
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{
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return (context_t*)ptr-1;
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}
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static inline void *context_ptr(context_t *context)
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{
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return context+1;
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}
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typedef struct {
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context_t base;
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CERT_CONTEXT ctx;
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} cert_t;
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static inline cert_t *cert_from_ptr(const CERT_CONTEXT *ptr)
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{
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return CONTAINING_RECORD(ptr, cert_t, ctx);
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}
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typedef struct {
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context_t base;
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CRL_CONTEXT ctx;
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} crl_t;
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static inline crl_t *crl_from_ptr(const CRL_CONTEXT *ptr)
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{
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return CONTAINING_RECORD(ptr, crl_t, ctx);
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}
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typedef struct {
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context_t base;
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CTL_CONTEXT ctx;
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} ctl_t;
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static inline ctl_t *ctl_from_ptr(const CTL_CONTEXT *ptr)
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{
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return CONTAINING_RECORD(ptr, ctl_t, ctx);
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}
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/* Some typedefs that make it easier to abstract which type of context we're
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* working with.
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*/
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typedef const void *(WINAPI *CreateContextFunc)(DWORD dwCertEncodingType,
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const BYTE *pbCertEncoded, DWORD cbCertEncoded);
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typedef BOOL (WINAPI *AddContextToStoreFunc)(HCERTSTORE hCertStore,
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const void *context, DWORD dwAddDisposition, const void **ppStoreContext);
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typedef BOOL (WINAPI *AddEncodedContextToStoreFunc)(HCERTSTORE hCertStore,
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DWORD dwCertEncodingType, const BYTE *pbEncoded, DWORD cbEncoded,
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DWORD dwAddDisposition, const void **ppContext);
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typedef const void *(WINAPI *EnumContextsInStoreFunc)(HCERTSTORE hCertStore,
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const void *pPrevContext);
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typedef DWORD (WINAPI *EnumPropertiesFunc)(const void *context, DWORD dwPropId);
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typedef BOOL (WINAPI *GetContextPropertyFunc)(const void *context,
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DWORD dwPropID, void *pvData, DWORD *pcbData);
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typedef BOOL (WINAPI *SetContextPropertyFunc)(const void *context,
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DWORD dwPropID, DWORD dwFlags, const void *pvData);
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typedef BOOL (WINAPI *SerializeElementFunc)(const void *context, DWORD dwFlags,
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BYTE *pbElement, DWORD *pcbElement);
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typedef BOOL (WINAPI *DeleteContextFunc)(const void *contex);
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/* An abstract context (certificate, CRL, or CTL) interface */
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typedef struct _WINE_CONTEXT_INTERFACE
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{
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CreateContextFunc create;
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AddContextToStoreFunc addContextToStore;
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AddEncodedContextToStoreFunc addEncodedToStore;
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EnumContextsInStoreFunc enumContextsInStore;
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EnumPropertiesFunc enumProps;
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GetContextPropertyFunc getProp;
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SetContextPropertyFunc setProp;
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SerializeElementFunc serialize;
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DeleteContextFunc deleteFromStore;
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} WINE_CONTEXT_INTERFACE;
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extern const WINE_CONTEXT_INTERFACE *pCertInterface DECLSPEC_HIDDEN;
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extern const WINE_CONTEXT_INTERFACE *pCRLInterface DECLSPEC_HIDDEN;
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extern const WINE_CONTEXT_INTERFACE *pCTLInterface DECLSPEC_HIDDEN;
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typedef struct WINE_CRYPTCERTSTORE * (*StoreOpenFunc)(HCRYPTPROV hCryptProv,
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DWORD dwFlags, const void *pvPara);
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typedef struct _CONTEXT_FUNCS
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{
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/* Called to add a context to a store. If toReplace is not NULL,
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* context replaces toReplace in the store, and access checks should not be
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* performed. Otherwise context is a new context, and it should only be
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* added if the store allows it. If ppStoreContext is not NULL, the added
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* context should be returned in *ppStoreContext.
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*/
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BOOL (*addContext)(struct WINE_CRYPTCERTSTORE*,context_t*,context_t*,context_t**,BOOL);
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context_t *(*enumContext)(struct WINE_CRYPTCERTSTORE *store, context_t *prev);
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BOOL (*delete)(struct WINE_CRYPTCERTSTORE*,context_t*);
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} CONTEXT_FUNCS;
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typedef enum _CertStoreType {
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StoreTypeMem,
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StoreTypeCollection,
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StoreTypeProvider,
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StoreTypeEmpty
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} CertStoreType;
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#define WINE_CRYPTCERTSTORE_MAGIC 0x74726563
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/* A cert store is polymorphic through the use of function pointers. A type
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* is still needed to distinguish collection stores from other types.
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* On the function pointers:
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* - closeStore is called when the store's ref count becomes 0
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* - control is optional, but should be implemented by any store that supports
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* persistence
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*/
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typedef struct {
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void (*addref)(struct WINE_CRYPTCERTSTORE*);
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DWORD (*release)(struct WINE_CRYPTCERTSTORE*,DWORD);
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void (*releaseContext)(struct WINE_CRYPTCERTSTORE*,context_t*);
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BOOL (*control)(struct WINE_CRYPTCERTSTORE*,DWORD,DWORD,void const*);
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CONTEXT_FUNCS certs;
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CONTEXT_FUNCS crls;
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CONTEXT_FUNCS ctls;
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} store_vtbl_t;
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typedef struct WINE_CRYPTCERTSTORE
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{
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DWORD dwMagic;
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LONG ref;
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DWORD dwOpenFlags;
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CertStoreType type;
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const store_vtbl_t *vtbl;
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CONTEXT_PROPERTY_LIST *properties;
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} WINECRYPT_CERTSTORE;
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void CRYPT_InitStore(WINECRYPT_CERTSTORE *store, DWORD dwFlags,
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CertStoreType type, const store_vtbl_t*) DECLSPEC_HIDDEN;
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void CRYPT_FreeStore(WINECRYPT_CERTSTORE *store) DECLSPEC_HIDDEN;
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BOOL WINAPI I_CertUpdateStore(HCERTSTORE store1, HCERTSTORE store2, DWORD unk0,
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DWORD unk1) DECLSPEC_HIDDEN;
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WINECRYPT_CERTSTORE *CRYPT_CollectionOpenStore(HCRYPTPROV hCryptProv,
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DWORD dwFlags, const void *pvPara) DECLSPEC_HIDDEN;
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WINECRYPT_CERTSTORE *CRYPT_ProvCreateStore(DWORD dwFlags,
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WINECRYPT_CERTSTORE *memStore, const CERT_STORE_PROV_INFO *pProvInfo) DECLSPEC_HIDDEN;
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WINECRYPT_CERTSTORE *CRYPT_ProvOpenStore(LPCSTR lpszStoreProvider,
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DWORD dwEncodingType, HCRYPTPROV hCryptProv, DWORD dwFlags,
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const void *pvPara) DECLSPEC_HIDDEN;
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WINECRYPT_CERTSTORE *CRYPT_RegOpenStore(HCRYPTPROV hCryptProv, DWORD dwFlags,
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const void *pvPara) DECLSPEC_HIDDEN;
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WINECRYPT_CERTSTORE *CRYPT_FileOpenStore(HCRYPTPROV hCryptProv, DWORD dwFlags,
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const void *pvPara) DECLSPEC_HIDDEN;
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WINECRYPT_CERTSTORE *CRYPT_FileNameOpenStoreA(HCRYPTPROV hCryptProv,
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DWORD dwFlags, const void *pvPara) DECLSPEC_HIDDEN;
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WINECRYPT_CERTSTORE *CRYPT_FileNameOpenStoreW(HCRYPTPROV hCryptProv,
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DWORD dwFlags, const void *pvPara) DECLSPEC_HIDDEN;
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void CRYPT_ImportSystemRootCertsToReg(void) DECLSPEC_HIDDEN;
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BOOL CRYPT_SerializeContextsToReg(HKEY key, DWORD flags, const WINE_CONTEXT_INTERFACE *contextInterface,
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HCERTSTORE memStore) DECLSPEC_HIDDEN;
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DWORD CRYPT_IsCertificateSelfSigned(const CERT_CONTEXT *cert) DECLSPEC_HIDDEN;
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/* Allocates and initializes a certificate chain engine, but without creating
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* the root store. Instead, it uses root, and assumes the caller has done any
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* checking necessary.
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*/
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HCERTCHAINENGINE CRYPT_CreateChainEngine(HCERTSTORE, DWORD, const CERT_CHAIN_ENGINE_CONFIG*) DECLSPEC_HIDDEN;
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/* Helper function for store reading functions and
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* CertAddSerializedElementToStore. Returns a context of the appropriate type
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* if it can, or NULL otherwise. Doesn't validate any of the properties in
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* the serialized context (for example, bad hashes are retained.)
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* *pdwContentType is set to the type of the returned context.
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*/
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const void *CRYPT_ReadSerializedElement(const BYTE *pbElement,
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DWORD cbElement, DWORD dwContextTypeFlags, DWORD *pdwContentType) DECLSPEC_HIDDEN;
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/* Reads contexts serialized in the file into the memory store. Returns FALSE
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* if the file is not of the expected format.
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*/
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BOOL CRYPT_ReadSerializedStoreFromFile(HANDLE file, HCERTSTORE store) DECLSPEC_HIDDEN;
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/* Reads contexts serialized in the blob into the memory store. Returns FALSE
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* if the file is not of the expected format.
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*/
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BOOL CRYPT_ReadSerializedStoreFromBlob(const CRYPT_DATA_BLOB *blob,
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HCERTSTORE store) DECLSPEC_HIDDEN;
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/* Fixes up the pointers in info, where info is assumed to be a
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* CRYPT_KEY_PROV_INFO, followed by its container name, provider name, and any
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* provider parameters, in a contiguous buffer, but where info's pointers are
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* assumed to be invalid. Upon return, info's pointers point to the
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* appropriate memory locations.
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*/
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void CRYPT_FixKeyProvInfoPointers(PCRYPT_KEY_PROV_INFO info) DECLSPEC_HIDDEN;
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/**
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* String functions
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*/
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DWORD cert_name_to_str_with_indent(DWORD dwCertEncodingType, DWORD indent,
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const CERT_NAME_BLOB *pName, DWORD dwStrType, LPWSTR psz, DWORD csz) DECLSPEC_HIDDEN;
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/**
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* Context functions
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*/
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/* Allocates a new data context, a context which owns properties directly.
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* contextSize is the size of the public data type associated with context,
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* which should be one of CERT_CONTEXT, CRL_CONTEXT, or CTL_CONTEXT.
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* Free with Context_Release.
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*/
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context_t *Context_CreateDataContext(size_t contextSize, const context_vtbl_t *vtbl, struct WINE_CRYPTCERTSTORE*) DECLSPEC_HIDDEN;
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/* Creates a new link context. The context refers to linked
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* rather than owning its own properties. If addRef is TRUE (which ordinarily
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* it should be) linked is addref'd.
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* Free with Context_Release.
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*/
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context_t *Context_CreateLinkContext(unsigned contextSize, context_t *linked, struct WINE_CRYPTCERTSTORE*) DECLSPEC_HIDDEN;
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/* Copies properties from fromContext to toContext. */
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void Context_CopyProperties(const void *to, const void *from) DECLSPEC_HIDDEN;
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void Context_AddRef(context_t*) DECLSPEC_HIDDEN;
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void Context_Release(context_t *context) DECLSPEC_HIDDEN;
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void Context_Free(context_t*) DECLSPEC_HIDDEN;
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/**
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* Context property list functions
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*/
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CONTEXT_PROPERTY_LIST *ContextPropertyList_Create(void) DECLSPEC_HIDDEN;
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/* Searches for the property with ID id in the context. Returns TRUE if found,
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* and copies the property's length and a pointer to its data to blob.
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* Otherwise returns FALSE.
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*/
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BOOL ContextPropertyList_FindProperty(CONTEXT_PROPERTY_LIST *list, DWORD id,
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PCRYPT_DATA_BLOB blob) DECLSPEC_HIDDEN;
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BOOL ContextPropertyList_SetProperty(CONTEXT_PROPERTY_LIST *list, DWORD id,
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const BYTE *pbData, size_t cbData) DECLSPEC_HIDDEN;
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void ContextPropertyList_RemoveProperty(CONTEXT_PROPERTY_LIST *list, DWORD id) DECLSPEC_HIDDEN;
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DWORD ContextPropertyList_EnumPropIDs(CONTEXT_PROPERTY_LIST *list, DWORD id) DECLSPEC_HIDDEN;
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void ContextPropertyList_Copy(CONTEXT_PROPERTY_LIST *to,
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CONTEXT_PROPERTY_LIST *from) DECLSPEC_HIDDEN;
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void ContextPropertyList_Free(CONTEXT_PROPERTY_LIST *list) DECLSPEC_HIDDEN;
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extern WINECRYPT_CERTSTORE empty_store DECLSPEC_HIDDEN;
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void init_empty_store(void) DECLSPEC_HIDDEN;
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/**
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* Utilities.
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*/
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/* Align up to a DWORD_PTR boundary
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*/
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#define ALIGN_DWORD_PTR(x) (((x) + sizeof(DWORD_PTR) - 1) & ~(sizeof(DWORD_PTR) - 1))
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#define POINTER_ALIGN_DWORD_PTR(p) ((LPVOID)ALIGN_DWORD_PTR((DWORD_PTR)(p)))
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/* Check if the OID is a small int
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*/
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#define IS_INTOID(x) (((ULONG_PTR)(x) >> 16) == 0)
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#endif
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