293 lines
12 KiB
C
293 lines
12 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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/* 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);
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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);
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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);
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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);
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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);
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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(CRYPT_DIGESTED_DATA *digestedData,
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void *pvData, DWORD *pcbData);
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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_SIGNER_INFO rgSignerInfo;
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} CRYPT_SIGNED_INFO;
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BOOL CRYPT_AsnEncodePKCSSignedInfo(CRYPT_SIGNED_INFO *, void *pvData,
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DWORD *pcbData);
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BOOL CRYPT_AsnDecodePKCSSignedInfo(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);
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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, PCRYPT_ENCODE_PARA pEncodePara,
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BYTE *pbEncoded, DWORD *pcbEncoded, DWORD bytesNeeded);
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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);
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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);
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void crypt_oid_init(HINSTANCE hinst);
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void crypt_oid_free(void);
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void crypt_sip_free(void);
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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 *DuplicateContextFunc)(const void *context);
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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 *FreeContextFunc)(const void *context);
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typedef BOOL (WINAPI *DeleteContextFunc)(const void *context);
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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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DuplicateContextFunc duplicate;
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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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FreeContextFunc free;
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DeleteContextFunc deleteFromStore;
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} WINE_CONTEXT_INTERFACE, *PWINE_CONTEXT_INTERFACE;
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typedef const WINE_CONTEXT_INTERFACE *PCWINE_CONTEXT_INTERFACE;
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extern PCWINE_CONTEXT_INTERFACE pCertInterface;
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extern PCWINE_CONTEXT_INTERFACE pCRLInterface;
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extern PCWINE_CONTEXT_INTERFACE pCTLInterface;
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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);
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/* Writes contexts from the memory store to the file. */
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BOOL CRYPT_WriteSerializedFile(HANDLE file, HCERTSTORE store);
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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_ReadSerializedFile(HANDLE file, HCERTSTORE store);
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/* Fixes up the 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);
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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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void *Context_CreateDataContext(size_t contextSize);
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/* Creates a new link context with extra bytes. 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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void *Context_CreateLinkContext(unsigned int contextSize, void *linked, unsigned int extra,
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BOOL addRef);
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/* Returns a pointer to the extra bytes allocated with context, which must be
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* a link context.
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*/
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void *Context_GetExtra(const void *context, size_t contextSize);
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/* Gets the context linked to by context, which must be a link context. */
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void *Context_GetLinkedContext(void *context, size_t contextSize);
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/* Copies properties from fromContext to toContext. */
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void Context_CopyProperties(const void *to, const void *from,
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size_t contextSize);
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struct _CONTEXT_PROPERTY_LIST;
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typedef struct _CONTEXT_PROPERTY_LIST *PCONTEXT_PROPERTY_LIST;
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/* Returns context's properties, or the linked context's properties if context
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* is a link context.
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*/
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PCONTEXT_PROPERTY_LIST Context_GetProperties(void *context, size_t contextSize);
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void Context_AddRef(void *context, size_t contextSize);
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typedef void (*ContextFreeFunc)(void *context);
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/* Decrements context's ref count. If context is a link context, releases its
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* linked context as well.
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* If a data context has its ref count reach 0, calls dataContextFree on it.
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*/
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void Context_Release(void *context, size_t contextSize,
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ContextFreeFunc dataContextFree);
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/**
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* Context property list functions
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*/
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PCONTEXT_PROPERTY_LIST ContextPropertyList_Create(void);
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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(PCONTEXT_PROPERTY_LIST list, DWORD id,
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PCRYPT_DATA_BLOB blob);
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BOOL ContextPropertyList_SetProperty(PCONTEXT_PROPERTY_LIST list, DWORD id,
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const BYTE *pbData, size_t cbData);
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void ContextPropertyList_RemoveProperty(PCONTEXT_PROPERTY_LIST list, DWORD id);
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DWORD ContextPropertyList_EnumPropIDs(PCONTEXT_PROPERTY_LIST list, DWORD id);
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void ContextPropertyList_Copy(PCONTEXT_PROPERTY_LIST to,
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PCONTEXT_PROPERTY_LIST from);
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void ContextPropertyList_Free(PCONTEXT_PROPERTY_LIST list);
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/**
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* Context list functions. A context list is a simple list of link contexts.
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*/
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struct ContextList;
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struct ContextList *ContextList_Create(
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PCWINE_CONTEXT_INTERFACE contextInterface, size_t contextSize);
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void *ContextList_Add(struct ContextList *list, void *toLink, void *toReplace);
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void *ContextList_Enum(struct ContextList *list, void *pPrev);
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void ContextList_Delete(struct ContextList *list, void *context);
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void ContextList_Empty(struct ContextList *list);
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void ContextList_Free(struct ContextList *list);
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#endif
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