cryptlib.cs

老外写的加密库cryptlib(版本3.1)

	
	/* The maximum hash size - 256 bits */
	
	public const int MAX_HASHSIZE                             = 32  ;
	
	/* The maximum size of a text string (e.g.key owner name) */
	
	public const int MAX_TEXTSIZE                             = 64  ;
	
	/* A magic value indicating that the default setting for this parameter
	   should be used */
	
	public const int USE_DEFAULT                              = -10 ;
	
	/* A magic value for unused parameters */
	
	public const int UNUSED                                   = -11 ;
	
	/* Whether the PKC key is a public or private key */
	
	public const int KEYTYPE_PRIVATE                          = 0   ;
	public const int KEYTYPE_PUBLIC                           = 1   ;
	
	/* The type of information polling to perform to get random seed information */
	
	public const int RANDOM_FASTPOLL                          = -10 ;
	public const int RANDOM_SLOWPOLL                          = -11 ;
	
	/* Cursor positioning codes for certificate/CRL extensions */
	
	public const int CURSOR_FIRST                             = -20 ;
	public const int CURSOR_PREVIOUS                          = -21 ;
	public const int CURSOR_NEXT                              = -22 ;
	public const int CURSOR_LAST                              = -23 ;
	
	/* Keyset open options */
	
	// CRYPT_KEYOPT_TYPE
	public const int KEYOPT_NONE     = 0; // No options
	public const int KEYOPT_READONLY = 1; // Open keyset in read-only mode
	public const int KEYOPT_CREATE   = 2; // Create a new keyset
	public const int KEYOPT_LAST     = 3; // Last possible key option type
	
	/* The various cryptlib objects - these are just integer handles */
	
	//CRYPTLIBCONVERTER - NOT NEEDED: typedef int CRYPT_CERTIFICATE;
	//CRYPTLIBCONVERTER - NOT NEEDED: typedef int CRYPT_CONTEXT;
	//CRYPTLIBCONVERTER - NOT NEEDED: typedef int CRYPT_DEVICE;
	//CRYPTLIBCONVERTER - NOT NEEDED: typedef int CRYPT_ENVELOPE;
	//CRYPTLIBCONVERTER - NOT NEEDED: typedef int CRYPT_KEYSET;
	//CRYPTLIBCONVERTER - NOT NEEDED: typedef int CRYPT_SESSION;
	//CRYPTLIBCONVERTER - NOT NEEDED: typedef int CRYPT_USER;
	
	/* Sometimes we don't know the exact type of a cryptlib object, so we use a
	   generic handle type to identify it */
	
	//CRYPTLIBCONVERTER - NOT NEEDED: typedef int CRYPT_HANDLE;
	
	/****************************************************************************
	*																			*
	*							Encryption Data Structures						*
	*																			*
	****************************************************************************/
	
	/* Results returned from the capability query */
	
	//CRYPTLIBCONVERTER - NOT SUPPORTED:
	//typedef struct {
	//	/* Algorithm information */
	//	char algoName[ CRYPT_MAX_TEXTSIZE ];/* Algorithm name */
	//	int blockSize;					/* Block size of the algorithm */
	//	int minKeySize;					/* Minimum key size in bytes */
	//	int keySize;					/* Recommended key size in bytes */
	//	int maxKeySize;					/* Maximum key size in bytes */
	//	} CRYPT_QUERY_INFO;
	
	/* Results returned from the encoded object query.  These provide
	   information on the objects created by cryptExportKey()/
	   cryptCreateSignature() */
	
	//CRYPTLIBCONVERTER - NOT SUPPORTED:
	//typedef struct {
	//	/* The object type */
	//	CRYPT_OBJECT_TYPE objectType;
	//
	//	/* The encryption algorithm and mode */
	//	CRYPT_ALGO_TYPE cryptAlgo;
	//	CRYPT_MODE_TYPE cryptMode;
	//
	//	/* The hash algorithm for Signature objects */
	//	CRYPT_ALGO_TYPE hashAlgo;
	//
	//	/* The salt for derived keys */
	//	unsigned char salt[ CRYPT_MAX_HASHSIZE ];
	//	int saltSize;
	//	} CRYPT_OBJECT_INFO;
	
	/* Key information for the public-key encryption algorithms.  These fields
	   are not accessed directly, but can be manipulated with the init/set/
	   destroyComponents() macros */
	
	//CRYPTLIBCONVERTER - NOT SUPPORTED:
	//typedef struct {
	//	/* Status information */
	//	int isPublicKey;			/* Whether this is a public or private key */
	//
	//	/* Public components */
	//	unsigned char n[ CRYPT_MAX_PKCSIZE ];	/* Modulus */
	//	int nLen;					/* Length of modulus in bits */
	//	unsigned char e[ CRYPT_MAX_PKCSIZE ];	/* Public exponent */
	//	int eLen;					/* Length of public exponent in bits */
	//
	//	/* Private components */
	//	unsigned char d[ CRYPT_MAX_PKCSIZE ];	/* Private exponent */
	//	int dLen;					/* Length of private exponent in bits */
	//	unsigned char p[ CRYPT_MAX_PKCSIZE ];	/* Prime factor 1 */
	//	int pLen;					/* Length of prime factor 1 in bits */
	//	unsigned char q[ CRYPT_MAX_PKCSIZE ];	/* Prime factor 2 */
	//	int qLen;					/* Length of prime factor 2 in bits */
	//	unsigned char u[ CRYPT_MAX_PKCSIZE ];	/* Mult.inverse of q, mod p */
	//	int uLen;					/* Length of private exponent in bits */
	//	unsigned char e1[ CRYPT_MAX_PKCSIZE ];	/* Private exponent 1 (PKCS) */
	//	int e1Len;					/* Length of private exponent in bits */
	//	unsigned char e2[ CRYPT_MAX_PKCSIZE ];	/* Private exponent 2 (PKCS) */
	//	int e2Len;					/* Length of private exponent in bits */
	//	} CRYPT_PKCINFO_RSA;
	
	//CRYPTLIBCONVERTER - NOT SUPPORTED:
	//typedef struct {
	//	/* Status information */
	//	int isPublicKey;			/* Whether this is a public or private key */
	//
	//	/* Public components */
	//	unsigned char p[ CRYPT_MAX_PKCSIZE ];	/* Prime modulus */
	//	int pLen;					/* Length of prime modulus in bits */
	//	unsigned char q[ CRYPT_MAX_PKCSIZE ];	/* Prime divisor */
	//	int qLen;					/* Length of prime divisor in bits */
	//	unsigned char g[ CRYPT_MAX_PKCSIZE ];	/* h^( ( p - 1 ) / q ) mod p */
	//	int gLen;					/* Length of g in bits */
	//	unsigned char y[ CRYPT_MAX_PKCSIZE ];	/* Public random integer */
	//	int yLen;					/* Length of public integer in bits */
	//
	//	/* Private components */
	//	unsigned char x[ CRYPT_MAX_PKCSIZE ];	/* Private random integer */
	//	int xLen;					/* Length of private integer in bits */
	//	} CRYPT_PKCINFO_DLP;
	
	/* Macros to initialise and destroy the structure that stores the components
	   of a public key */
	
	//CRYPTLIBCONVERTER - NOT SUPPORTED:
	//#define cryptInitComponents( componentInfo, componentKeyType ) \
	//	{ memset( ( componentInfo ), 0, sizeof( *componentInfo ) ); \
	//	  ( componentInfo )->isPublicKey = ( ( componentKeyType ) ? 1 : 0 ); }
	
	//CRYPTLIBCONVERTER - NOT SUPPORTED:
	//#define cryptDestroyComponents( componentInfo ) \
	//	memset( ( componentInfo ), 0, sizeof( *componentInfo ) )
	
	/* Macros to set a component of a public key */
	
	//CRYPTLIBCONVERTER - NOT SUPPORTED:
	//#define cryptSetComponent( destination, source, length ) \
	//	{ memcpy( ( destination ), ( source ), ( ( length ) + 7 ) >> 3 ); \
	//	  ( destination##Len ) = length; }
	
	/****************************************************************************
	*																			*
	*								Status Codes								*
	*																			*
	****************************************************************************/
	
	/* No error in function call */
	
	public const int OK                                       = 0   ; // No error
	
	/* Error in parameters passed to function */
	
	public const int ERROR_PARAM1                             = -1  ; // Bad argument, parameter 1
	public const int ERROR_PARAM2                             = -2  ; // Bad argument, parameter 2
	public const int ERROR_PARAM3                             = -3  ; // Bad argument, parameter 3
	public const int ERROR_PARAM4                             = -4  ; // Bad argument, parameter 4
	public const int ERROR_PARAM5                             = -5  ; // Bad argument, parameter 5
	public const int ERROR_PARAM6                             = -6  ; // Bad argument, parameter 6
	public const int ERROR_PARAM7                             = -7  ; // Bad argument, parameter 7
	
	/* Errors due to insufficient resources */
	
	public const int ERROR_MEMORY                             = -10 ; // Out of memory
	public const int ERROR_NOTINITED                          = -11 ; // Data has not been initialised
	public const int ERROR_INITED                             = -12 ; // Data has already been init'd
	public const int ERROR_NOSECURE                           = -13 ; // Opn.not avail.at requested sec.level
	public const int ERROR_RANDOM                             = -14 ; // No reliable random data available
	public const int ERROR_FAILED                             = -15 ; // Operation failed
	
	/* Security violations */
	
	public const int ERROR_NOTAVAIL                           = -20 ; // This type of opn.not available
	public const int ERROR_PERMISSION                         = -21 ; // No permiss.to perform this operation
	public const int ERROR_WRONGKEY                           = -22 ; // Incorrect key used to decrypt data
	public const int ERROR_INCOMPLETE