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load xauth module via dlopen()

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This commit is contained in:
Andreas Steffen
2007-01-05 11:03:09 +00:00
parent 195307b574
commit 09ff411061
4 changed files with 47 additions and 5 deletions
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src/pluto/xauth.c
+43 -2
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@@ -15,22 +15,63 @@
* RCSID $Id: xauth.c,v 1.1 2005/01/06 22:10:15 as Exp $
*/
#include <dlfcn.h>
#include <freeswan.h>
#include "constants.h"
#include "defs.h"
#include "xauth.h"
#include "keys.h"
#include "log.h"
void
xauth_init(void)
{
/* TODO: locate and load dynamic XAUTH module */
#ifdef XAUTH_DEFAULT_LIB
xauth_module.handle = dlopen(XAUTH_DEFAULT_LIB, RTLD_NOW);
if (xauth_module.handle != NULL)
{
DBG(DBG_CONTROL,
DBG_log("xauth module '%s' loading'", XAUTH_DEFAULT_LIB)
)
xauth_module.get_secret = (bool (*) (const xauth_t*))
dlsym(xauth_module.handle, "get_secret");
DBG(DBG_CONTROL,
if (xauth_module.get_secret != NULL)
{
DBG_log("xauth module: found get_secret() function");
}
)
xauth_module.verify_secret = (bool (*) (const xauth_t*))
dlsym(xauth_module.handle, "verify_secret");
DBG(DBG_CONTROL,
if (xauth_module.verify_secret != NULL)
{
DBG_log("xauth module: found verify_secret() function");
}
)
}
#endif
/* any null function pointers will be filled in by default functions */
xauth_defaults();
}
void
xauth_finalize(void)
{
/* TODO: unload dynamic XAUTH module */
if (xauth_module.handle != NULL)
{
if (dlclose(xauth_module.handle))
{
plog("failed to unload xauth module");
}
else
{
DBG(DBG_CONTROL,
DBG_log("xauth module unloaded")
)
}
}
}