dlls/crypt32/crypt32_private.h

   1 /*
   2  * Copyright 2005 Juan Lang
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #ifndef __CRYPT32_PRIVATE_H__
  20 #define __CRYPT32_PRIVATE_H__
  21
  22 #include "wine/list.h"
  23 #include "wine/unixlib.h"
  24
  25 BOOL CNG_ImportPubKey(CERT_PUBLIC_KEY_INFO *pubKeyInfo, BCRYPT_KEY_HANDLE *key) DECLSPEC_HIDDEN;
  26 BOOL cng_prepare_signature(const char *alg_oid, BYTE *encoded_sig, DWORD encoded_sig_len,
  27     BYTE **sig_value, DWORD *sig_len) DECLSPEC_HIDDEN;
  28
  29 /* a few asn.1 tags we need */
  30 #define ASN_BOOL            (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x01)
  31 #define ASN_BITSTRING       (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x03)
  32 #define ASN_ENUMERATED      (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x0a)
  33 #define ASN_UTF8STRING      (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x0c)
  34 #define ASN_SETOF           (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x11)
  35 #define ASN_NUMERICSTRING   (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x12)
  36 #define ASN_PRINTABLESTRING (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x13)
  37 #define ASN_T61STRING       (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x14)
  38 #define ASN_VIDEOTEXSTRING  (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x15)
  39 #define ASN_IA5STRING       (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x16)
  40 #define ASN_UTCTIME         (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x17)
  41 #define ASN_GENERALTIME     (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x18)
  42 #define ASN_GRAPHICSTRING   (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x19)
  43 #define ASN_VISIBLESTRING   (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x1a)
  44 #define ASN_GENERALSTRING   (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x1b)
  45 #define ASN_UNIVERSALSTRING (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x1c)
  46 #define ASN_BMPSTRING       (ASN_UNIVERSAL | ASN_PRIMITIVE | 0x1e)
  47
  48 /* Copies `len` bytes from `src` to `dst`,
  49  * reversing the order of the bytes
  50  */
  51 void CRYPT_CopyReversed(BYTE *dst, const BYTE *src, size_t len) DECLSPEC_HIDDEN;
  52
  53 BOOL CRYPT_EncodeLen(DWORD len, BYTE *pbEncoded, DWORD *pcbEncoded) DECLSPEC_HIDDEN;
  54
  55 typedef BOOL (WINAPI *CryptEncodeObjectExFunc)(DWORD, LPCSTR, const void *,
  56  DWORD, PCRYPT_ENCODE_PARA, BYTE *, DWORD *);
  57
  58 struct AsnEncodeSequenceItem
  59 {
  60     const void             *pvStructInfo;
  61     CryptEncodeObjectExFunc encodeFunc;
  62     DWORD                   size; /* used during encoding, not for your use */
  63 };
  64
  65 BOOL WINAPI CRYPT_AsnEncodeSequence(DWORD dwCertEncodingType,
  66  struct AsnEncodeSequenceItem items[], DWORD cItem, DWORD dwFlags,
  67  PCRYPT_ENCODE_PARA pEncodePara, BYTE *pbEncoded, DWORD *pcbEncoded) DECLSPEC_HIDDEN;
  68
  69 struct AsnConstructedItem
  70 {
  71     BYTE                    tag;
  72     const void             *pvStructInfo;
  73     CryptEncodeObjectExFunc encodeFunc;
  74 };
  75
  76 BOOL WINAPI CRYPT_AsnEncodeConstructed(DWORD dwCertEncodingType,
  77  LPCSTR lpszStructType, const void *pvStructInfo, DWORD dwFlags,
  78  PCRYPT_ENCODE_PARA pEncodePara, BYTE *pbEncoded, DWORD *pcbEncoded) DECLSPEC_HIDDEN;
  79 BOOL WINAPI CRYPT_AsnEncodeOid(DWORD dwCertEncodingType,
  80  LPCSTR lpszStructType, const void *pvStructInfo, DWORD dwFlags,
  81  PCRYPT_ENCODE_PARA pEncodePara, BYTE *pbEncoded, DWORD *pcbEncoded) DECLSPEC_HIDDEN;
  82 BOOL WINAPI CRYPT_AsnEncodeOctets(DWORD dwCertEncodingType,
  83  LPCSTR lpszStructType, const void *pvStructInfo, DWORD dwFlags,
  84  PCRYPT_ENCODE_PARA pEncodePara, BYTE *pbEncoded, DWORD *pcbEncoded) DECLSPEC_HIDDEN;
  85
  86 typedef struct _CRYPT_DIGESTED_DATA
  87 {
  88     DWORD                      version;
  89     CRYPT_ALGORITHM_IDENTIFIER DigestAlgorithm;
  90     CRYPT_CONTENT_INFO         ContentInfo;
  91     CRYPT_HASH_BLOB            hash;
  92 } CRYPT_DIGESTED_DATA;
  93
  94 BOOL CRYPT_AsnEncodePKCSDigestedData(const CRYPT_DIGESTED_DATA *digestedData,
  95  void *pvData, DWORD *pcbData) DECLSPEC_HIDDEN;
  96
  97 typedef struct _CRYPT_ENCRYPTED_CONTENT_INFO
  98 {
  99     LPSTR                      contentType;
 100     CRYPT_ALGORITHM_IDENTIFIER contentEncryptionAlgorithm;
 101     CRYPT_DATA_BLOB            encryptedContent;
 102 } CRYPT_ENCRYPTED_CONTENT_INFO;
 103
 104 typedef struct _CRYPT_ENVELOPED_DATA
 105 {
 106     DWORD                          version;
 107     DWORD                          cRecipientInfo;
 108     PCMSG_KEY_TRANS_RECIPIENT_INFO rgRecipientInfo;
 109     CRYPT_ENCRYPTED_CONTENT_INFO   encryptedContentInfo;
 110 } CRYPT_ENVELOPED_DATA;
 111
 112 BOOL CRYPT_AsnEncodePKCSEnvelopedData(const CRYPT_ENVELOPED_DATA *envelopedData,
 113  void *pvData, DWORD *pcbData) DECLSPEC_HIDDEN;
 114
 115 BOOL CRYPT_AsnDecodePKCSEnvelopedData(const BYTE *pbEncoded, DWORD cbEncoded,
 116  DWORD dwFlags, PCRYPT_DECODE_PARA pDecodePara,
 117  CRYPT_ENVELOPED_DATA *envelopedData, DWORD *pcbEnvelopedData) DECLSPEC_HIDDEN;
 118
 119 typedef struct _CRYPT_SIGNED_INFO
 120 {
 121     DWORD                 version;
 122     DWORD                 cCertEncoded;
 123     PCERT_BLOB            rgCertEncoded;
 124     DWORD                 cCrlEncoded;
 125     PCRL_BLOB             rgCrlEncoded;
 126     CRYPT_CONTENT_INFO    content;
 127     DWORD                 cSignerInfo;
 128     PCMSG_CMS_SIGNER_INFO rgSignerInfo;
 129     PDWORD                signerKeySpec;
 130 } CRYPT_SIGNED_INFO;
 131
 132 BOOL CRYPT_AsnEncodeCMSSignedInfo(CRYPT_SIGNED_INFO *, void *pvData,
 133  DWORD *pcbData) DECLSPEC_HIDDEN;
 134
 135 BOOL CRYPT_AsnDecodeCMSSignedInfo(const BYTE *pbEncoded, DWORD cbEncoded,
 136  DWORD dwFlags, PCRYPT_DECODE_PARA pDecodePara,
 137  CRYPT_SIGNED_INFO *signedInfo, DWORD *pcbSignedInfo) DECLSPEC_HIDDEN;
 138
 139 /* Helper function to check *pcbEncoded, set it to the required size, and
 140  * optionally to allocate memory.  Assumes pbEncoded is not NULL.
 141  * If CRYPT_ENCODE_ALLOC_FLAG is set in dwFlags, *pbEncoded will be set to a
 142  * pointer to the newly allocated memory.
 143  */
 144 BOOL CRYPT_EncodeEnsureSpace(DWORD dwFlags, const CRYPT_ENCODE_PARA *pEncodePara,
 145  BYTE *pbEncoded, DWORD *pcbEncoded, DWORD bytesNeeded) DECLSPEC_HIDDEN;
 146
 147 BOOL CRYPT_AsnDecodePKCSDigestedData(const BYTE *pbEncoded, DWORD cbEncoded,
 148  DWORD dwFlags, PCRYPT_DECODE_PARA pDecodePara,
 149  CRYPT_DIGESTED_DATA *digestedData, DWORD *pcbDigestedData) DECLSPEC_HIDDEN;
 150
 151 BOOL WINAPI CRYPT_AsnEncodePubKeyInfoNoNull(DWORD dwCertEncodingType,
 152  LPCSTR lpszStructType, const void *pvStructInfo, DWORD dwFlags,
 153  PCRYPT_ENCODE_PARA pEncodePara, BYTE *pbEncoded, DWORD *pcbEncoded) DECLSPEC_HIDDEN;
 154
 155 /* The following aren't defined in wincrypt.h, as they're "reserved" */
 156 #define CERT_CERT_PROP_ID 32
 157 #define CERT_CRL_PROP_ID  33
 158 #define CERT_CTL_PROP_ID  34
 159
 160 /* Returns a handle to the default crypto provider; loads it if necessary.
 161  * Returns NULL on failure.
 162  */
 163 HCRYPTPROV WINAPI I_CryptGetDefaultCryptProv(ALG_ID);
 164
 165 extern HINSTANCE hInstance DECLSPEC_HIDDEN;
 166
 167 void crypt_oid_init(void) DECLSPEC_HIDDEN;
 168 void crypt_oid_free(void) DECLSPEC_HIDDEN;
 169 void crypt_sip_free(void) DECLSPEC_HIDDEN;
 170 void root_store_free(void) DECLSPEC_HIDDEN;
 171 void default_chain_engine_free(void) DECLSPEC_HIDDEN;
 172
 173 /* (Internal) certificate store types and functions */
 174 struct WINE_CRYPTCERTSTORE;
 175
 176 typedef struct _CONTEXT_PROPERTY_LIST CONTEXT_PROPERTY_LIST;
 177
 178 typedef struct _context_t context_t;
 179
 180 typedef struct {
 181     void (*free)(context_t*);
 182     struct _context_t *(*clone)(context_t*,struct WINE_CRYPTCERTSTORE*,BOOL);
 183 } context_vtbl_t;
 184
 185 struct _context_t {
 186     const context_vtbl_t *vtbl;
 187     LONG ref;
 188     struct WINE_CRYPTCERTSTORE *store;
 189     struct _context_t *linked;
 190     CONTEXT_PROPERTY_LIST *properties;
 191     union {
 192         struct list entry;
 193         void *ptr;
 194     } u;
 195 };
 196
 197 static inline context_t *context_from_ptr(const void *ptr)
 198 {
 199     return (context_t*)ptr-1;
 200 }
 201
 202 static inline void *context_ptr(context_t *context)
 203 {
 204     return context+1;
 205 }
 206
 207 typedef struct {
 208     context_t base;
 209     CERT_CONTEXT ctx;
 210 } cert_t;
 211
 212 static inline cert_t *cert_from_ptr(const CERT_CONTEXT *ptr)
 213 {
 214     return CONTAINING_RECORD(ptr, cert_t, ctx);
 215 }
 216
 217 typedef struct {
 218     context_t base;
 219     CRL_CONTEXT ctx;
 220 } crl_t;
 221
 222 static inline crl_t *crl_from_ptr(const CRL_CONTEXT *ptr)
 223 {
 224     return CONTAINING_RECORD(ptr, crl_t, ctx);
 225 }
 226
 227 typedef struct {
 228     context_t base;
 229     CTL_CONTEXT ctx;
 230 } ctl_t;
 231
 232 static inline ctl_t *ctl_from_ptr(const CTL_CONTEXT *ptr)
 233 {
 234     return CONTAINING_RECORD(ptr, ctl_t, ctx);
 235 }
 236
 237 /* Some typedefs that make it easier to abstract which type of context we're
 238  * working with.
 239  */
 240 typedef const void *(WINAPI *CreateContextFunc)(DWORD dwCertEncodingType,
 241  const BYTE *pbCertEncoded, DWORD cbCertEncoded);
 242 typedef BOOL (WINAPI *AddContextToStoreFunc)(HCERTSTORE hCertStore,
 243  const void *context, DWORD dwAddDisposition, const void **ppStoreContext);
 244 typedef BOOL (WINAPI *AddEncodedContextToStoreFunc)(HCERTSTORE hCertStore,
 245  DWORD dwCertEncodingType, const BYTE *pbEncoded, DWORD cbEncoded,
 246  DWORD dwAddDisposition, const void **ppContext);
 247 typedef const void *(WINAPI *EnumContextsInStoreFunc)(HCERTSTORE hCertStore,
 248  const void *pPrevContext);
 249 typedef DWORD (WINAPI *EnumPropertiesFunc)(const void *context, DWORD dwPropId);
 250 typedef BOOL (WINAPI *GetContextPropertyFunc)(const void *context,
 251  DWORD dwPropID, void *pvData, DWORD *pcbData);
 252 typedef BOOL (WINAPI *SetContextPropertyFunc)(const void *context,
 253  DWORD dwPropID, DWORD dwFlags, const void *pvData);
 254 typedef BOOL (WINAPI *SerializeElementFunc)(const void *context, DWORD dwFlags,
 255  BYTE *pbElement, DWORD *pcbElement);
 256 typedef BOOL (WINAPI *DeleteContextFunc)(const void *contex);
 257
 258 /* An abstract context (certificate, CRL, or CTL) interface */
 259 typedef struct _WINE_CONTEXT_INTERFACE
 260 {
 261     CreateContextFunc            create;
 262     AddContextToStoreFunc        addContextToStore;
 263     AddEncodedContextToStoreFunc addEncodedToStore;
 264     EnumContextsInStoreFunc      enumContextsInStore;
 265     EnumPropertiesFunc           enumProps;
 266     GetContextPropertyFunc       getProp;
 267     SetContextPropertyFunc       setProp;
 268     SerializeElementFunc         serialize;
 269     DeleteContextFunc            deleteFromStore;
 270 } WINE_CONTEXT_INTERFACE;
 271
 272 extern const WINE_CONTEXT_INTERFACE *pCertInterface DECLSPEC_HIDDEN;
 273 extern const WINE_CONTEXT_INTERFACE *pCRLInterface DECLSPEC_HIDDEN;
 274 extern const WINE_CONTEXT_INTERFACE *pCTLInterface DECLSPEC_HIDDEN;
 275
 276 typedef struct WINE_CRYPTCERTSTORE * (*StoreOpenFunc)(HCRYPTPROV hCryptProv,
 277  DWORD dwFlags, const void *pvPara);
 278
 279 typedef struct _CONTEXT_FUNCS
 280 {
 281   /* Called to add a context to a store.  If toReplace is not NULL,
 282    * context replaces toReplace in the store, and access checks should not be
 283    * performed.  Otherwise context is a new context, and it should only be
 284    * added if the store allows it.  If ppStoreContext is not NULL, the added
 285    * context should be returned in *ppStoreContext.
 286    */
 287     BOOL (*addContext)(struct WINE_CRYPTCERTSTORE*,context_t*,context_t*,context_t**,BOOL);
 288     context_t *(*enumContext)(struct WINE_CRYPTCERTSTORE *store, context_t *prev);
 289     BOOL (*delete)(struct WINE_CRYPTCERTSTORE*,context_t*);
 290 } CONTEXT_FUNCS;
 291
 292 typedef enum _CertStoreType {
 293     StoreTypeMem,
 294     StoreTypeCollection,
 295     StoreTypeProvider,
 296     StoreTypeEmpty
 297 } CertStoreType;
 298
 299 #define WINE_CRYPTCERTSTORE_MAGIC 0x74726563
 300
 301 /* A cert store is polymorphic through the use of function pointers.  A type
 302  * is still needed to distinguish collection stores from other types.
 303  * On the function pointers:
 304  * - closeStore is called when the store's ref count becomes 0
 305  * - control is optional, but should be implemented by any store that supports
 306  *   persistence
 307  */
 308
 309 typedef struct {
 310     void (*addref)(struct WINE_CRYPTCERTSTORE*);
 311     DWORD (*release)(struct WINE_CRYPTCERTSTORE*,DWORD);
 312     void (*releaseContext)(struct WINE_CRYPTCERTSTORE*,context_t*);
 313     BOOL (*control)(struct WINE_CRYPTCERTSTORE*,DWORD,DWORD,void const*);
 314     CONTEXT_FUNCS certs;
 315     CONTEXT_FUNCS crls;
 316     CONTEXT_FUNCS ctls;
 317 } store_vtbl_t;
 318
 319 typedef struct WINE_CRYPTCERTSTORE
 320 {
 321     DWORD                       dwMagic;
 322     LONG                        ref;
 323     DWORD                       dwOpenFlags;
 324     CertStoreType               type;
 325     const store_vtbl_t         *vtbl;
 326     CONTEXT_PROPERTY_LIST      *properties;
 327 } WINECRYPT_CERTSTORE;
 328
 329 void CRYPT_InitStore(WINECRYPT_CERTSTORE *store, DWORD dwFlags,
 330  CertStoreType type, const store_vtbl_t*) DECLSPEC_HIDDEN;
 331 void CRYPT_FreeStore(WINECRYPT_CERTSTORE *store) DECLSPEC_HIDDEN;
 332 BOOL WINAPI I_CertUpdateStore(HCERTSTORE store1, HCERTSTORE store2, DWORD unk0,
 333  DWORD unk1) DECLSPEC_HIDDEN;
 334
 335 WINECRYPT_CERTSTORE *CRYPT_CollectionOpenStore(HCRYPTPROV hCryptProv,
 336  DWORD dwFlags, const void *pvPara) DECLSPEC_HIDDEN;
 337 WINECRYPT_CERTSTORE *CRYPT_ProvCreateStore(DWORD dwFlags,
 338  WINECRYPT_CERTSTORE *memStore, const CERT_STORE_PROV_INFO *pProvInfo) DECLSPEC_HIDDEN;
 339 WINECRYPT_CERTSTORE *CRYPT_ProvOpenStore(LPCSTR lpszStoreProvider,
 340  DWORD dwEncodingType, HCRYPTPROV hCryptProv, DWORD dwFlags,
 341  const void *pvPara) DECLSPEC_HIDDEN;
 342 WINECRYPT_CERTSTORE *CRYPT_RegOpenStore(HCRYPTPROV hCryptProv, DWORD dwFlags,
 343  const void *pvPara) DECLSPEC_HIDDEN;
 344 WINECRYPT_CERTSTORE *CRYPT_FileOpenStore(HCRYPTPROV hCryptProv, DWORD dwFlags,
 345  const void *pvPara) DECLSPEC_HIDDEN;
 346 WINECRYPT_CERTSTORE *CRYPT_FileNameOpenStoreA(HCRYPTPROV hCryptProv,
 347  DWORD dwFlags, const void *pvPara) DECLSPEC_HIDDEN;
 348 WINECRYPT_CERTSTORE *CRYPT_FileNameOpenStoreW(HCRYPTPROV hCryptProv,
 349  DWORD dwFlags, const void *pvPara) DECLSPEC_HIDDEN;
 350
 351 void CRYPT_ImportSystemRootCertsToReg(void) DECLSPEC_HIDDEN;
 352 BOOL CRYPT_SerializeContextsToReg(HKEY key, DWORD flags, const WINE_CONTEXT_INTERFACE *contextInterface,
 353     HCERTSTORE memStore) DECLSPEC_HIDDEN;
 354 void CRYPT_RegReadSerializedFromReg(HKEY key, DWORD contextType,
 355     HCERTSTORE store, DWORD disposition) DECLSPEC_HIDDEN;
 356
 357 DWORD CRYPT_IsCertificateSelfSigned(const CERT_CONTEXT *cert) DECLSPEC_HIDDEN;
 358
 359 /* Allocates and initializes a certificate chain engine, but without creating
 360  * the root store.  Instead, it uses root, and assumes the caller has done any
 361  * checking necessary.
 362  */
 363 HCERTCHAINENGINE CRYPT_CreateChainEngine(HCERTSTORE, DWORD, const CERT_CHAIN_ENGINE_CONFIG*) DECLSPEC_HIDDEN;
 364
 365 /* Helper function for store reading functions and
 366  * CertAddSerializedElementToStore.  Returns a context of the appropriate type
 367  * if it can, or NULL otherwise.  Doesn't validate any of the properties in
 368  * the serialized context (for example, bad hashes are retained.)
 369  * *pdwContentType is set to the type of the returned context.
 370  */
 371 const void *CRYPT_ReadSerializedElement(const BYTE *pbElement,
 372  DWORD cbElement, DWORD dwContextTypeFlags, DWORD *pdwContentType) DECLSPEC_HIDDEN;
 373
 374 /* Reads contexts serialized in the file into the memory store.  Returns FALSE
 375  * if the file is not of the expected format.
 376  */
 377 BOOL CRYPT_ReadSerializedStoreFromFile(HANDLE file, HCERTSTORE store) DECLSPEC_HIDDEN;
 378
 379 /* Reads contexts serialized in the blob into the memory store.  Returns FALSE
 380  * if the file is not of the expected format.
 381  */
 382 BOOL CRYPT_ReadSerializedStoreFromBlob(const CRYPT_DATA_BLOB *blob,
 383  HCERTSTORE store) DECLSPEC_HIDDEN;
 384
 385 struct store_CERT_KEY_CONTEXT
 386 {
 387     DWORD   cbSize;
 388     DWORD64 hCryptProv;
 389     DWORD   dwKeySpec;
 390 };
 391 void CRYPT_ConvertKeyContext(const struct store_CERT_KEY_CONTEXT *src, CERT_KEY_CONTEXT *dst) DECLSPEC_HIDDEN;
 392
 393 /**
 394  *  String functions
 395  */
 396
 397 DWORD cert_name_to_str_with_indent(DWORD dwCertEncodingType, DWORD indent,
 398  const CERT_NAME_BLOB *pName, DWORD dwStrType, LPWSTR psz, DWORD csz) DECLSPEC_HIDDEN;
 399
 400 /**
 401  *  Context functions
 402  */
 403
 404 /* Allocates a new data context, a context which owns properties directly.
 405  * contextSize is the size of the public data type associated with context,
 406  * which should be one of CERT_CONTEXT, CRL_CONTEXT, or CTL_CONTEXT.
 407  * Free with Context_Release.
 408  */
 409 context_t *Context_CreateDataContext(size_t contextSize, const context_vtbl_t *vtbl, struct WINE_CRYPTCERTSTORE*) DECLSPEC_HIDDEN;
 410
 411 /* Creates a new link context.  The context refers to linked
 412  * rather than owning its own properties.  If addRef is TRUE (which ordinarily
 413  * it should be) linked is addref'd.
 414  * Free with Context_Release.
 415  */
 416 context_t *Context_CreateLinkContext(unsigned contextSize, context_t *linked, struct WINE_CRYPTCERTSTORE*) DECLSPEC_HIDDEN;
 417
 418 /* Copies properties from fromContext to toContext. */
 419 void Context_CopyProperties(const void *to, const void *from) DECLSPEC_HIDDEN;
 420
 421 void Context_AddRef(context_t*) DECLSPEC_HIDDEN;
 422 void Context_Release(context_t *context) DECLSPEC_HIDDEN;
 423 void Context_Free(context_t*) DECLSPEC_HIDDEN;
 424
 425 /**
 426  *  Context property list functions
 427  */
 428
 429 CONTEXT_PROPERTY_LIST *ContextPropertyList_Create(void) DECLSPEC_HIDDEN;
 430
 431 /* Searches for the property with ID id in the context.  Returns TRUE if found,
 432  * and copies the property's length and a pointer to its data to blob.
 433  * Otherwise returns FALSE.
 434  */
 435 BOOL ContextPropertyList_FindProperty(CONTEXT_PROPERTY_LIST *list, DWORD id,
 436  PCRYPT_DATA_BLOB blob) DECLSPEC_HIDDEN;
 437
 438 BOOL ContextPropertyList_SetProperty(CONTEXT_PROPERTY_LIST *list, DWORD id,
 439  const BYTE *pbData, size_t cbData) DECLSPEC_HIDDEN;
 440
 441 void ContextPropertyList_RemoveProperty(CONTEXT_PROPERTY_LIST *list, DWORD id) DECLSPEC_HIDDEN;
 442
 443 DWORD ContextPropertyList_EnumPropIDs(CONTEXT_PROPERTY_LIST *list, DWORD id) DECLSPEC_HIDDEN;
 444
 445 void ContextPropertyList_Copy(CONTEXT_PROPERTY_LIST *to,
 446  CONTEXT_PROPERTY_LIST *from) DECLSPEC_HIDDEN;
 447
 448 void ContextPropertyList_Free(CONTEXT_PROPERTY_LIST *list) DECLSPEC_HIDDEN;
 449
 450 extern WINECRYPT_CERTSTORE empty_store DECLSPEC_HIDDEN;
 451 void init_empty_store(void) DECLSPEC_HIDDEN;
 452
 453 /**
 454  *  Utilities.
 455  */
 456
 457 /* Align up to a DWORD_PTR boundary
 458  */
 459 #define ALIGN_DWORD_PTR(x) (((x) + sizeof(DWORD_PTR) - 1) & ~(sizeof(DWORD_PTR) - 1))
 460 #define POINTER_ALIGN_DWORD_PTR(p) ((LPVOID)ALIGN_DWORD_PTR((DWORD_PTR)(p)))
 461
 462 /* Check if the OID is a small int
 463  */
 464 #define IS_INTOID(x)    (((ULONG_PTR)(x) >> 16) == 0)
 465
 466 /* Unix interface */
 467
 468 typedef UINT64 cert_store_data_t;
 469
 470 struct open_cert_store_params
 471 {
 472     CRYPT_DATA_BLOB *pfx;
 473     const WCHAR *password;
 474     cert_store_data_t *data_ret;
 475 };
 476
 477 struct import_store_key_params
 478 {
 479     cert_store_data_t data;
 480     void *buf;
 481     DWORD *buf_size;
 482 };
 483
 484 struct import_store_cert_params
 485 {
 486     cert_store_data_t data;
 487     unsigned int index;
 488     void *buf;
 489     DWORD *buf_size;
 490 };
 491
 492 struct close_cert_store_params
 493 {
 494     cert_store_data_t data;
 495 };
 496
 497 struct enum_root_certs_params
 498 {
 499     void  *buffer;
 500     DWORD  size;
 501     DWORD *needed;
 502 };
 503
 504 enum unix_funcs
 505 {
 506     unix_process_attach,
 507     unix_process_detach,
 508     unix_open_cert_store,
 509     unix_import_store_key,
 510     unix_import_store_cert,
 511     unix_close_cert_store,
 512     unix_enum_root_certs,
 513 };
 514
 515 #define CRYPT32_CALL( func, params ) WINE_UNIX_CALL( unix_ ## func, params )
 516
 517 #endif