CryptGetProvParam.md

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Function name : CryptGetProvParam

Group: Cryptography Reference - Library: advapi32

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Retrieves parameters that govern the operations of a cryptographic service provider (CSP).

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Code examples:

CryptoAPI: Collection of Providers class

Declaration:

BOOL WINAPI CryptGetProvParam(
  HCRYPTPROV hProv,
  DWORD dwParam,
  BYTE* pbData,
  DWORD* pdwDataLen,
  DWORD dwFlags
);  

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FoxPro declaration:

DECLARE INTEGER CryptGetProvParam IN advapi32;
	INTEGER   hProv,;
	INTEGER   dwParam,;
	STRING  @ pbData,;
	INTEGER @ pdwDataLen,;
	INTEGER   dwFlags
  

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Parameters:

hProv [in] Handle of the CSP target of the query. This handle must have been created using CryptAcquireContext.

dwParam [in] Predefined value specifying the nature of the query.

pbData [out] Pointer to a buffer to receive the data. The form of this data varies depending on the value of dwParam.

pdwDataLen [in, out] Pointer to a DWORD value specifying the size, in bytes, of the buffer pointed to by the pbData parameter.

dwFlags [in] Flag values.

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Return value:

If the function succeeds, the return value is nonzero (TRUE).

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