615 lines
17 KiB
C
615 lines
17 KiB
C
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/////////////////////////////////////////////////////////////////////////////
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// FILE : scp.h //
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// DESCRIPTION : Crypto Provider prototypes //
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// AUTHOR : //
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// HISTORY : //
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// Jan 25 1995 larrys Changed from Nametag //
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// Apr 9 1995 larrys Removed some APIs //
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// Apr 19 1995 larrys Cleanup //
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// May 10 1995 larrys added private api calls //
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// May 16 1995 larrys updated to spec //
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// Aug 30 1995 larrys Changed a parameter to IN OUT //
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// Oct 06 1995 larrys Added more APIs //
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// OCt 13 1995 larrys Removed CryptGetHashValue //
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// //
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// Copyright (C) 1993 Microsoft Corporation All Rights Reserved //
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/////////////////////////////////////////////////////////////////////////////
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#include <time.h>
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#include <wincrypt.h>
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// type definition of a NameTag error
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typedef unsigned int NTAG_ERROR;
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#define NTF_FAILED FALSE
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#define NTF_SUCCEED TRUE
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#define NTAG_SUCCEEDED(ntag_error) ((ntag_error) == NTF_SUCCEED)
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#define NTAG_FAILED(ntag_error) ((ntag_error) == NTF_FAILED)
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#define NASCENT 0x00000002
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#define NTAG_MAXPADSIZE 8
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#define MAXSIGLEN 64
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// definitions max length of logon pszUserID parameter
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#define MAXUIDLEN 64
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// udp type flag
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#define KEP_UDP 1
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// Flags for NTagGetPubKey
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#define SIGPUBKEY 0x1000
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#define EXCHPUBKEY 0x2000
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/*
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- CPAcquireContext
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-
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* Purpose:
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* The CPAcquireContext function is used to acquire a context
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* handle to a cryptographic service provider (CSP).
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*
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*
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* Parameters:
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* OUT phProv - Handle to a CSP
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* IN pszContainer - Pointer to a string which is the
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* identity of the logged on user
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* IN dwFlags - Flags values
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* IN pVTable - Pointer to table of function pointers
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*
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* Returns:
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*/
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BOOL CPAcquireContext(OUT HCRYPTPROV *phProv,
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IN CHAR *pszContainer,
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IN DWORD dwFlags,
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IN PVTableProvStruc pVTable);
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/*
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- CPReleaseContext
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-
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* Purpose:
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* The CPReleaseContext function is used to release a
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* context created by CryptAcquireContext.
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*
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* Parameters:
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* IN phProv - Handle to a CSP
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* IN dwFlags - Flags values
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*
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* Returns:
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*/
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BOOL CPReleaseContext(IN HCRYPTPROV hProv,
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IN DWORD dwFlags);
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/*
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- CPGenKey
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-
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* Purpose:
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* Generate cryptographic keys
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*
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*
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* Parameters:
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* IN hProv - Handle to a CSP
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* IN Algid - Algorithm identifier
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* IN dwFlags - Flags values
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* OUT phKey - Handle to a generated key
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*
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* Returns:
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*/
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BOOL CPGenKey(IN HCRYPTPROV hProv,
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IN ALG_ID Algid,
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IN DWORD dwFlags,
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OUT HCRYPTKEY * phKey);
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/*
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- CPDeriveKey
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-
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* Purpose:
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* Derive cryptographic keys from base data
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*
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*
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* Parameters:
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* IN hProv - Handle to a CSP
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* IN Algid - Algorithm identifier
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* IN hBaseData - Handle to base data
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* IN dwFlags - Flags values
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* OUT phKey - Handle to a generated key
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*
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* Returns:
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*/
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BOOL CPDeriveKey(IN HCRYPTPROV hProv,
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IN ALG_ID Algid,
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IN HCRYPTHASH hBaseData,
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IN DWORD dwFlags,
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OUT HCRYPTKEY * phKey);
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/*
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- CPDestroyKey
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-
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* Purpose:
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* Destroys the cryptographic key that is being referenced
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* with the hKey parameter
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*
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*
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* Parameters:
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* IN hProv - Handle to a CSP
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* IN hKey - Handle to a key
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*
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* Returns:
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*/
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BOOL CPDestroyKey(IN HCRYPTPROV hProv,
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IN HCRYPTKEY hKey);
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/*
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- CPSetKeyParam
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-
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* Purpose:
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* Allows applications to customize various aspects of the
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* operations of a key
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*
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* Parameters:
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* IN hProv - Handle to a CSP
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* IN hKey - Handle to a key
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* IN dwParam - Parameter number
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* IN pbData - Pointer to data
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* IN dwFlags - Flags values
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*
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* Returns:
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*/
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BOOL CPSetKeyParam(IN HCRYPTPROV hProv,
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IN HCRYPTKEY hKey,
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IN DWORD dwParam,
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IN BYTE *pbData,
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IN DWORD dwFlags);
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/*
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- CPGetKeyParam
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-
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* Purpose:
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* Allows applications to get various aspects of the
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* operations of a key
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*
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* Parameters:
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* IN hProv - Handle to a CSP
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* IN hKey - Handle to a key
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* IN dwParam - Parameter number
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* OUT pbData - Pointer to data
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* IN pdwDataLen - Length of parameter data
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* IN dwFlags - Flags values
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*
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* Returns:
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*/
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BOOL CPGetKeyParam(IN HCRYPTPROV hProv,
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IN HCRYPTKEY hKey,
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IN DWORD dwParam,
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OUT BYTE *pbData,
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IN DWORD *pdwDataLen,
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IN DWORD dwFlags);
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/*
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- CPSetProvParam
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-
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* Purpose:
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* Allows applications to customize various aspects of the
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* operations of a provider
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*
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* Parameters:
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* IN hProv - Handle to a CSP
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* IN dwParam - Parameter number
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* IN pbData - Pointer to data
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* IN dwFlags - Flags values
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*
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* Returns:
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*/
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BOOL CPSetProvParam(IN HCRYPTPROV hProv,
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IN DWORD dwParam,
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IN BYTE *pbData,
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IN DWORD dwFlags);
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/*
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- CPGetProvParam
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-
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* Purpose:
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* Allows applications to get various aspects of the
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* operations of a provider
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*
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* Parameters:
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* IN hProv - Handle to a CSP
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* IN dwParam - Parameter number
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* OUT pbData - Pointer to data
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* IN OUT pdwDataLen - Length of parameter data
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* IN dwFlags - Flags values
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*
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* Returns:
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*/
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BOOL CPGetProvParam(IN HCRYPTPROV hProv,
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IN DWORD dwParam,
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OUT BYTE *pbData,
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IN OUT DWORD *pdwDataLen,
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IN DWORD dwFlags);
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/*
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- CPSetHashParam
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-
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* Purpose:
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* Allows applications to customize various aspects of the
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* operations of a hash
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*
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* Parameters:
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* IN hProv - Handle to a CSP
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* IN hHash - Handle to a hash
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* IN dwParam - Parameter number
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* IN pbData - Pointer to data
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* IN dwFlags - Flags values
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*
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* Returns:
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*/
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BOOL CPSetHashParam(IN HCRYPTPROV hProv,
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IN HCRYPTHASH hHash,
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IN DWORD dwParam,
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IN BYTE *pbData,
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IN DWORD dwFlags);
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/*
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- CPGetHashParam
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-
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* Purpose:
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* Allows applications to get various aspects of the
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* operations of a hash
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*
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* Parameters:
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* IN hProv - Handle to a CSP
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* IN hHash - Handle to a hash
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* IN dwParam - Parameter number
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* OUT pbData - Pointer to data
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* IN pdwDataLen - Length of parameter data
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* IN dwFlags - Flags values
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*
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* Returns:
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*/
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BOOL CPGetHashParam(IN HCRYPTPROV hProv,
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IN HCRYPTHASH hHash,
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IN DWORD dwParam,
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OUT BYTE *pbData,
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IN DWORD *pdwDataLen,
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IN DWORD dwFlags);
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/*
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- CPExportKey
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-
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* Purpose:
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* Export cryptographic keys out of a CSP in a secure manner
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*
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*
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* Parameters:
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* IN hProv - Handle to the CSP user
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* IN hKey - Handle to the key to export
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* IN hPubKey - Handle to exchange public key value of
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* the destination user
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* IN dwBlobType - Type of key blob to be exported
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* IN dwFlags - Flags values
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* OUT pbData - Key blob data
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* IN OUT pdwDataLen - Length of key blob in bytes
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*
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* Returns:
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*/
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BOOL CPExportKey(IN HCRYPTPROV hProv,
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IN HCRYPTKEY hKey,
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IN HCRYPTKEY hPubKey,
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IN DWORD dwBlobType,
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IN DWORD dwFlags,
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OUT BYTE *pbData,
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IN OUT DWORD *pdwDataLen);
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/*
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- CPImportKey
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-
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* Purpose:
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* Import cryptographic keys
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*
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*
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* Parameters:
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* IN hProv - Handle to the CSP user
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* IN pbData - Key blob data
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* IN dwDataLen - Length of the key blob data
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* IN hPubKey - Handle to the exchange public key value of
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* the destination user
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* IN dwFlags - Flags values
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* OUT phKey - Pointer to the handle to the key which was
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* Imported
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*
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* Returns:
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*/
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BOOL CPImportKey(IN HCRYPTPROV hProv,
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IN CONST BYTE *pbData,
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IN DWORD dwDataLen,
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IN HCRYPTKEY hPubKey,
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IN DWORD dwFlags,
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OUT HCRYPTKEY *phKey);
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/*
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- CPEncrypt
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-
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* Purpose:
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* Encrypt data
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*
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*
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* Parameters:
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* IN hProv - Handle to the CSP user
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* IN hKey - Handle to the key
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* IN hHash - Optional handle to a hash
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* IN Final - Boolean indicating if this is the final
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* block of plaintext
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* IN dwFlags - Flags values
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* IN OUT pbData - Data to be encrypted
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* IN OUT pdwDataLen - Pointer to the length of the data to be
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* encrypted
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* IN dwBufLen - Size of Data buffer
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*
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* Returns:
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*/
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BOOL CPEncrypt(IN HCRYPTPROV hProv,
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IN HCRYPTKEY hKey,
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IN HCRYPTHASH hHash,
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IN BOOL Final,
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IN DWORD dwFlags,
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IN OUT BYTE *pbData,
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IN OUT DWORD *pdwDataLen,
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IN DWORD dwBufLen);
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/*
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- CPDecrypt
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-
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* Purpose:
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* Decrypt data
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*
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*
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* Parameters:
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* IN hProv - Handle to the CSP user
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* IN hKey - Handle to the key
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* IN hHash - Optional handle to a hash
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* IN Final - Boolean indicating if this is the final
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* block of ciphertext
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* IN dwFlags - Flags values
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* IN OUT pbData - Data to be decrypted
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* IN OUT pdwDataLen - Pointer to the length of the data to be
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* decrypted
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*
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* Returns:
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*/
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BOOL CPDecrypt(IN HCRYPTPROV hProv,
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IN HCRYPTKEY hKey,
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IN HCRYPTHASH hHash,
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IN BOOL Final,
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IN DWORD dwFlags,
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IN OUT BYTE *pbData,
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IN OUT DWORD *pdwDataLen);
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/*
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- CPCreateHash
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-
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* Purpose:
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* initate the hashing of a stream of data
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*
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*
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* Parameters:
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* IN hUID - Handle to the user identifcation
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* IN Algid - Algorithm identifier of the hash algorithm
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* to be used
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* IN hKey - Optional handle to a key
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* IN dwFlags - Flags values
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* OUT pHash - Handle to hash object
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*
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* Returns:
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*/
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|
|
BOOL CPCreateHash(IN HCRYPTPROV hProv,
|
||
|
|
IN ALG_ID Algid,
|
||
|
|
IN HCRYPTKEY hKey,
|
||
|
|
IN DWORD dwFlags,
|
||
|
|
OUT HCRYPTHASH *phHash);
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
- CPHashData
|
||
|
|
-
|
||
|
|
* Purpose:
|
||
|
|
* Compute the cryptograghic hash on a stream of data
|
||
|
|
*
|
||
|
|
*
|
||
|
|
* Parameters:
|
||
|
|
* IN hProv - Handle to the user identifcation
|
||
|
|
* IN hHash - Handle to hash object
|
||
|
|
* IN pbData - Pointer to data to be hashed
|
||
|
|
* IN dwDataLen - Length of the data to be hashed
|
||
|
|
* IN dwFlags - Flags values
|
||
|
|
*
|
||
|
|
* Returns:
|
||
|
|
*/
|
||
|
|
BOOL CPHashData(IN HCRYPTPROV hProv,
|
||
|
|
IN HCRYPTHASH hHash,
|
||
|
|
IN CONST BYTE *pbData,
|
||
|
|
IN DWORD dwDataLen,
|
||
|
|
IN DWORD dwFlags);
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
- CPHashSessionKey
|
||
|
|
-
|
||
|
|
* Purpose:
|
||
|
|
* Compute the cryptograghic hash on a key object.
|
||
|
|
*
|
||
|
|
*
|
||
|
|
* Parameters:
|
||
|
|
* IN hProv - Handle to the user identifcation
|
||
|
|
* IN hHash - Handle to hash object
|
||
|
|
* IN hKey - Handle to a key object
|
||
|
|
* IN dwFlags - Flags values
|
||
|
|
*
|
||
|
|
* Returns:
|
||
|
|
* CRYPT_FAILED
|
||
|
|
* CRYPT_SUCCEED
|
||
|
|
*/
|
||
|
|
BOOL CPHashSessionKey(IN HCRYPTPROV hProv,
|
||
|
|
IN HCRYPTHASH hHash,
|
||
|
|
IN HCRYPTKEY hKey,
|
||
|
|
IN DWORD dwFlags);
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
- CPDestroyHash
|
||
|
|
-
|
||
|
|
* Purpose:
|
||
|
|
* Destroy the hash object
|
||
|
|
*
|
||
|
|
*
|
||
|
|
* Parameters:
|
||
|
|
* IN hProv - Handle to the user identifcation
|
||
|
|
* IN hHash - Handle to hash object
|
||
|
|
*
|
||
|
|
* Returns:
|
||
|
|
*/
|
||
|
|
BOOL CPDestroyHash(IN HCRYPTPROV hProv,
|
||
|
|
IN HCRYPTHASH hHash);
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
- CPSignHash
|
||
|
|
-
|
||
|
|
* Purpose:
|
||
|
|
* Create a digital signature from a hash
|
||
|
|
*
|
||
|
|
*
|
||
|
|
* Parameters:
|
||
|
|
* IN hProv - Handle to the user identifcation
|
||
|
|
* IN hHash - Handle to hash object
|
||
|
|
* IN dwKeySpec - Key pair to that is used to sign with
|
||
|
|
* IN sDescription - Description of data to be signed
|
||
|
|
* IN dwFlags - Flags values
|
||
|
|
* OUT pbSignature - Pointer to signature data
|
||
|
|
* IN OUT dwHashLen - Pointer to the len of the signature data
|
||
|
|
*
|
||
|
|
* Returns:
|
||
|
|
*/
|
||
|
|
BOOL CPSignHash(IN HCRYPTPROV hProv,
|
||
|
|
IN HCRYPTHASH hHash,
|
||
|
|
IN DWORD dwKeySpec,
|
||
|
|
IN LPCWSTR sDescription,
|
||
|
|
IN DWORD dwFlags,
|
||
|
|
OUT BYTE *pbSignature,
|
||
|
|
IN OUT DWORD *pdwSigLen);
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
- CPVerifySignature
|
||
|
|
-
|
||
|
|
* Purpose:
|
||
|
|
* Used to verify a signature against a hash object
|
||
|
|
*
|
||
|
|
*
|
||
|
|
* Parameters:
|
||
|
|
* IN hProv - Handle to the user identifcation
|
||
|
|
* IN hHash - Handle to hash object
|
||
|
|
* IN pbSignture - Pointer to signature data
|
||
|
|
* IN dwSigLen - Length of the signature data
|
||
|
|
* IN hPubKey - Handle to the public key for verifying
|
||
|
|
* the signature
|
||
|
|
* IN sDescription - String describing the signed data
|
||
|
|
* IN dwFlags - Flags values
|
||
|
|
*
|
||
|
|
* Returns:
|
||
|
|
*/
|
||
|
|
BOOL CPVerifySignature(IN HCRYPTPROV hProv,
|
||
|
|
IN HCRYPTHASH hHash,
|
||
|
|
IN CONST BYTE *pbSignature,
|
||
|
|
IN DWORD dwSigLen,
|
||
|
|
IN HCRYPTKEY hPubKey,
|
||
|
|
IN LPCWSTR sDescription,
|
||
|
|
IN DWORD dwFlags);
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
- CPGenRandom
|
||
|
|
-
|
||
|
|
* Purpose:
|
||
|
|
* Used to fill a buffer with random bytes
|
||
|
|
*
|
||
|
|
*
|
||
|
|
* Parameters:
|
||
|
|
* IN hProv - Handle to the user identifcation
|
||
|
|
* IN dwLen - Number of bytes of random data requested
|
||
|
|
* IN OUT pbBuffer - Pointer to the buffer where the random
|
||
|
|
* bytes are to be placed
|
||
|
|
*
|
||
|
|
* Returns:
|
||
|
|
*/
|
||
|
|
BOOL CPGenRandom(IN HCRYPTPROV hProv,
|
||
|
|
IN DWORD dwLen,
|
||
|
|
IN OUT BYTE *pbBuffer);
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
- CPGetUserKey
|
||
|
|
-
|
||
|
|
* Purpose:
|
||
|
|
* Gets a handle to a permanent user key
|
||
|
|
*
|
||
|
|
*
|
||
|
|
* Parameters:
|
||
|
|
* IN hProv - Handle to the user identifcation
|
||
|
|
* IN dwKeySpec - Specification of the key to retrieve
|
||
|
|
* OUT phUserKey - Pointer to key handle of retrieved key
|
||
|
|
*
|
||
|
|
* Returns:
|
||
|
|
*/
|
||
|
|
BOOL CPGetUserKey(IN HCRYPTPROV hProv,
|
||
|
|
IN DWORD dwKeySpec,
|
||
|
|
OUT HCRYPTKEY *phUserKey);
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
- CPInflateKey
|
||
|
|
-
|
||
|
|
* Purpose:
|
||
|
|
* Use to "inflate" (expand) a cryptographic key for use with
|
||
|
|
* the CryptEncrypt and CryptDecrypt functions
|
||
|
|
*
|
||
|
|
* Parameters:
|
||
|
|
* IN hProv - Handle to a CSP
|
||
|
|
* IN hKey - Handle to a key
|
||
|
|
* IN dwFlags - Flags values
|
||
|
|
*
|
||
|
|
* Returns:
|
||
|
|
*/
|
||
|
|
BOOL CPInflateKey(IN HCRYPTPROV hProv,
|
||
|
|
IN HCRYPTKEY hKey,
|
||
|
|
IN DWORD dwFlags);
|
||
|
|
|
||
|
|
|
||
|
|
BOOL NTagLogonUser (char *pszUserID, DWORD dwFlags, void **UserData,
|
||
|
|
HCRYPTPROV *phUID);
|
||
|
|
BOOL LogoffUser (void *UserData);
|
||
|
|
BOOL SaveUserKeys(CONST void *UserData);
|