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/*
* Fake kafs library used for testing.
*
* This source file provides an implementation of the kafs API that doesn't do
* anything other than change internal state that can be queried. It's used
* for testing that the module makes the correct AFS calls.
*
* Written by Russ Allbery <eagle@eyrie.org>
* Copyright 2010, 2011
* The Board of Trustees of the Leland Stanford Junior University
*
* See LICENSE for licensing terms.
*/
#include <config.h>
#include <portable/kafs.h>
#ifdef HAVE_KERBEROS
# include <portable/krb5.h>
#endif
#include <portable/system.h>
/* Used for unused parameters to silence gcc warnings. */
#define UNUSED __attribute__((__unused__))
/* Whether to claim that we have AFS. */
int fakekafs_hasafs = 1;
/* The current PAG number or 0 if we're not in a PAG. */
int fakekafs_pag = 0;
/* Whether we've obtained tokens since the last time we changed PAGs. */
bool fakekafs_token = false;
/*
* Always return true and say we have AFS.
*/
int
k_hasafs(void)
{
return fakekafs_hasafs;
}
/*
* Return true if we're currently in a PAG, false otherwise.
*/
int
k_haspag(void)
{
return fakekafs_pag != 0;
}
/*
* Provide k_pioctl since it's part of the interface, but always return -1 and
* set errno to ENOSYS.
*/
int
k_pioctl(char *path UNUSED, int call UNUSED, struct ViceIoctl *data UNUSED,
int follow UNUSED)
{
errno = ENOSYS;
return -1;
}
/*
* Enter a new PAG. We can do this by just incrementing the PAG number.
* Always returns 0, indicating no error.
*/
int
k_setpag(void)
{
fakekafs_pag++;
return 0;
}
/*
* Remove the tokens from a PAG.
*/
int
k_unlog(void)
{
fakekafs_token = false;
return 0;
}
/*
* Obtain tokens in a PAG. We support several versions of this function: all
* the ones that can be called by the krb5_afslog support. Since these
* functions are prototyped to take Kerberos data types, they're only
* available if built with Kerberos support.
*/
#if defined(HAVE_KERBEROS) && defined(HAVE_KRB5_AFSLOG)
krb5_error_code
krb5_afslog_uid(krb5_context context UNUSED, krb5_ccache id UNUSED,
const char *cell UNUSED, krb5_const_realm realm UNUSED,
uid_t uid UNUSED)
{
fakekafs_token = true;
return 0;
}
krb5_error_code
krb5_afslog_uid_home(krb5_context context UNUSED, krb5_ccache id UNUSED,
const char *cell UNUSED, krb5_const_realm realm UNUSED,
uid_t uid UNUSED, const char *homedir UNUSED)
{
fakekafs_token = true;
return 0;
}
#endif /* HAVE_KERBEROS && HAVE_KRB5_AFSLOG */
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