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/* $Id$
**
** Internal support functions for the wallet client.
**
** Written by Russ Allbery <rra@stanford.edu>
** Copyright 2007 Board of Trustees, Leland Stanford Jr. University
**
** See README for licensing terms.
*/
#ifndef CLIENT_INTERNAL_H
#define CLIENT_INTERNAL_H 1
#include <sys/types.h>
#include <util/util.h>
/* Forward declarations to avoid unnecessary includes. */
struct remctl;
/* Temporary until we have some real configuration. */
#ifndef SERVER
# define SERVER "wallet.stanford.edu"
#endif
#ifndef PORT
# define PORT 4444
#endif
BEGIN_DECLS
/* Given a remctl object, the type for the wallet interface, the name of a
keytab object, and a file name, call the correct wallet commands to
download a keytab and write it to that file. */
void get_keytab(struct remctl *, const char *type, const char *name,
const char *file);
/* Given a filename, some data, and a length, write that data to the given
file safely and atomically by creating file.new, writing the data, linking
file to file.bak, and then renaming file.new to file. */
void write_file(const char *name, const void *data, size_t length);
/* Given a srvtab file, the Kerberos v5 principal, and the keytab file, write
a srvtab file for the corresponding Kerberos v4 principal. */
void write_srvtab(const char *srvtab, const char *principal,
const char *keytab);
END_DECLS
#endif /* !CLIENT_INTERNAL_H */
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