src/usr.bin/ssh/auth1.c - diff

Return to auth1.c CVS log

Up to [local] / src / usr.bin / ssh

version 1.38, 2002/03/18 17:50:31

version 1.39, 2002/03/19 14:27:39

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#include "auth.h"

#include "channels.h"

#include "session.h"

#include "misc.h"

#include "uidswap.h"

#include "monitor_wrap.h"

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do_authentication(void)

{

Authctxt *authctxt;

struct passwd *pw = NULL, *pwent;

u_int ulen;

char *p, *user, *style = NULL;

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authctxt->style = style;

/* Verify that the user is a valid user. */

pwent = PRIVSEP(getpwnamallow(user));

if ((authctxt->pw = PRIVSEP(getpwnamallow(user))) != NULL)

if (pwent) {

authctxt->valid = 1;

pw = pwcopy(pwent);

else

} else {

debug("do_authentication: illegal user %s", user);

pw = NULL;

}

/* Free memory */

if (use_privsep && pwent != NULL)

pwfree(pwent);

authctxt->pw = pw;

setproctitle("%s%s", authctxt->pw ? user : "unknown",

setproctitle("%s%s", pw ? user : "unknown",

use_privsep ? " [net]" : "");

* If we are not running as root, the user must have the same uid as

* the server.

if (!use_privsep && getuid() != 0 && pw && pw->pw_uid != getuid())

if (!use_privsep && getuid() != 0 && authctxt->pw &&

authctxt->pw->pw_uid != getuid())

packet_disconnect("Cannot change user when server not running as root.");