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#include <config.h>

#ifdef ENABLE_OPENPGP

#ifndef GNUTLS_OPENPGP_H
#define GNUTLS_OPENPGP_H

#include <auth_cert.h>
#include <opencdk.h>

typedef struct {
    int type;
    int armored;
    size_t size;
    uint8 *data;
} keybox_blob;

typedef enum {
    KBX_BLOB_FILE = 0x00,
    KBX_BLOB_DATA = 0x01
} keyring_blob_types;

/* OpenCDK compatible */
typedef enum {
    KEY_ATTR_NONE = 0,
    KEY_ATTR_SHORT_KEYID = 3,
    KEY_ATTR_KEYID = 4,
    KEY_ATTR_FPR = 5
} key_attr_t;

int
gnutls_certificate_set_openpgp_key_file(gnutls_certificate_credentials_t
					res, const char *CERTFILE,
					const char *KEYFILE);

int gnutls_openpgp_count_key_names(const gnutls_datum_t * cert);

int gnutls_openpgp_add_keyring_mem(gnutls_datum_t * keyring,
				   const void *data, size_t len);

int gnutls_openpgp_add_keyring_file(gnutls_datum_t * keyring,
				    const char *name);

int gnutls_certificate_set_openpgp_keyring_file
    (gnutls_certificate_credentials_t c, const char *file);

int
gnutls_certificate_set_openpgp_keyring_mem(gnutls_certificate_credentials_t
					   c, const opaque * data,
					   size_t dlen);

int gnutls_openpgp_get_key(gnutls_datum_t * key,
			   const gnutls_datum_t * keyring,
			   key_attr_t by, opaque * pattern);

int gnutls_openpgp_recv_key(const char *host,
			    short port,
			    uint32 keyid, gnutls_datum_t * key);

/* internal */
int _gnutls_openpgp_raw_key_to_gcert(gnutls_cert * cert,
				     const gnutls_datum_t * raw);

int
_gnutls_openpgp_raw_privkey_to_gkey(gnutls_privkey * pkey,
				    const gnutls_datum_t * raw_key);

int
_gnutls_openpgp_request_key(gnutls_session_t,
			    gnutls_datum_t * ret,
			    const gnutls_certificate_credentials_t cred,
			    opaque * key_fpr, int key_fpr_size);

keybox_blob *kbx_read_blob(const gnutls_datum_t * keyring, size_t pos);
cdk_keydb_hd_t kbx_to_keydb(keybox_blob * blob);
void kbx_blob_release(keybox_blob * ctx);

int _gnutls_openpgp_verify_key(const gnutls_certificate_credentials_t,
			       const gnutls_datum_t * cert_list,
			       int cert_list_length, unsigned int *status);
int _gnutls_openpgp_fingerprint(const gnutls_datum_t * cert,
				unsigned char *fpr, size_t * fprlen);
time_t _gnutls_openpgp_get_raw_key_creation_time(const gnutls_datum_t *
						 cert);
time_t _gnutls_openpgp_get_raw_key_expiration_time(const gnutls_datum_t *
						   cert);

#endif	/*GNUTLS_OPENPGP_H */

#endif	/*ENABLE_OPENPGP */