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#ifndef GNUTLS_CERT_H
# define GNUTLS_CERT_H
#include <gnutls_pk.h>
#include <libtasn1.h>
#include <gnutls_ui.h>
#define MAX_PARAMS_SIZE 6 /* ok for RSA and DSA */
/* parameters should not be larger than this limit */
#define MAX_PARAMETER_SIZE 1200
#define DSA_PRIVATE_PARAMS 5
#define DSA_PUBLIC_PARAMS 4
#define RSA_PRIVATE_PARAMS 6
#define RSA_PUBLIC_PARAMS 2
#if MAX_PARAMS_SIZE - RSA_PRIVATE_PARAMS < 0
# error INCREASE MAX_PARAMS
#endif
#if MAX_PARAMS_SIZE - DSA_PRIVATE_PARAMS < 0
# error INCREASE MAX_PARAMS
#endif
/* For key Usage, test as:
* if (st.keyUsage & KEY_DIGITAL_SIGNATURE) ...
*/
#define KEY_DIGITAL_SIGNATURE 256
#define KEY_NON_REPUDIATION 128
#define KEY_KEY_ENCIPHERMENT 64
#define KEY_DATA_ENCIPHERMENT 32
#define KEY_KEY_AGREEMENT 16
#define KEY_KEY_CERT_SIGN 8
#define KEY_CRL_SIGN 4
#define KEY_ENCIPHER_ONLY 2
#define KEY_DECIPHER_ONLY 1
typedef struct gnutls_cert {
MPI params[MAX_PARAMS_SIZE]; /* the size of params depends on the public
* key algorithm
* RSA: [0] is modulus
* [1] is public exponent
* DSA: [0] is p
* [1] is q
* [2] is g
* [3] is public key
*/
int params_size; /* holds the size of MPI params */
gnutls_pk_algorithm subject_pk_algorithm;
gnutls_datum signature;
time_t expiration_time;
time_t activation_time;
int version; /* 1,2,3
*/
uint16 keyUsage; /* bits from KEY_*
*/
int CA; /* 0 if the certificate does not belong to
* a certificate authority. 1 otherwise.
*/
/* holds the type (PGP, X509)
*/
gnutls_certificate_type cert_type;
gnutls_datum raw; /* the raw certificate */
} gnutls_cert;
typedef struct {
MPI params[MAX_PARAMS_SIZE];/* the size of params depends on the public
* key algorithm
*/
/*
* RSA: [0] is modulus
* [1] is public exponent
* [2] is private exponent
* [3] is prime1 (p)
* [4] is prime2 (q)
* [5] is coefficient (u == inverse of p mod q)
* DSA: [0] is p
* [1] is q
* [2] is g
* [3] is y (public key)
* [4] is x (private key)
*/
int params_size; /* holds the number of params */
gnutls_pk_algorithm pk_algorithm;
gnutls_datum raw; /* the raw key */
} gnutls_private_key;
struct gnutls_session_int; /* because gnutls_session is not defined when this file is included */
int _gnutls_cert_supported_kx( const gnutls_cert* cert, gnutls_kx_algorithm **alg, int *alg_size);
void _gnutls_free_cert(gnutls_cert cert);
#endif
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