reactos/dll/win32/crypt32/crypt32_private.h
2018-03-09 12:59:49 +01:00

454 lines
17 KiB
C

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