--- /dev/null
+-cli8 -cbi0 -bli0 -bl -i8 -npsl -npcs -bbo -ncs -hnl
+-T BOOL
+-T pstring
+-T fstring
+-T tdb_len
+-T tdb_off
+-T uint32
+-T uint16
+-T uint8
+-T LDAPDB
+-T PLDAPDB
+-T POLICY_HND
+-T UNISTR2
+-T DOM_SID
extern int DEBUGLEVEL;
/* these are kept here to keep the string_combinations function simple */
-static char this_user[100]="";
-static char this_salt[100]="";
-static char this_crypted[100]="";
+static char this_user[100] = "";
+static char this_salt[100] = "";
+static char this_crypted[100] = "";
#ifdef WITH_PAM
* Here we assume (for now, at least) that echo on means login name, and
* echo off means password.
*/
-static int PAM_conv (int num_msg,
- const struct pam_message **msg,
- struct pam_response **resp,
- void *appdata_ptr) {
- int replies = 0;
- struct pam_response *reply = NULL;
-
- #define COPY_STRING(s) (s) ? strdup(s) : NULL
-
- reply = malloc(sizeof(struct pam_response) * num_msg);
- if (!reply) return PAM_CONV_ERR;
-
- for (replies = 0; replies < num_msg; replies++) {
- switch (msg[replies]->msg_style) {
- case PAM_PROMPT_ECHO_ON:
- reply[replies].resp_retcode = PAM_SUCCESS;
- reply[replies].resp = COPY_STRING(PAM_username);
- /* PAM frees resp */
- break;
- case PAM_PROMPT_ECHO_OFF:
- reply[replies].resp_retcode = PAM_SUCCESS;
- reply[replies].resp = COPY_STRING(PAM_password);
- /* PAM frees resp */
- break;
- case PAM_TEXT_INFO:
- /* fall through */
- case PAM_ERROR_MSG:
- /* ignore it... */
- reply[replies].resp_retcode = PAM_SUCCESS;
- reply[replies].resp = NULL;
- break;
- default:
- /* Must be an error of some sort... */
- free (reply);
- return PAM_CONV_ERR;
- }
- }
- if (reply) *resp = reply;
- return PAM_SUCCESS;
+static int PAM_conv(int num_msg,
+ const struct pam_message **msg,
+ struct pam_response **resp, void *appdata_ptr)
+{
+ int replies = 0;
+ struct pam_response *reply = NULL;
+
+#define COPY_STRING(s) (s) ? strdup(s) : NULL
+
+ reply = malloc(sizeof(struct pam_response) * num_msg);
+ if (!reply)
+ return PAM_CONV_ERR;
+
+ for (replies = 0; replies < num_msg; replies++)
+ {
+ switch (msg[replies]->msg_style)
+ {
+ case PAM_PROMPT_ECHO_ON:
+ reply[replies].resp_retcode = PAM_SUCCESS;
+ reply[replies].resp =
+ COPY_STRING(PAM_username);
+ /* PAM frees resp */
+ break;
+ case PAM_PROMPT_ECHO_OFF:
+ reply[replies].resp_retcode = PAM_SUCCESS;
+ reply[replies].resp =
+ COPY_STRING(PAM_password);
+ /* PAM frees resp */
+ break;
+ case PAM_TEXT_INFO:
+ /* fall through */
+ case PAM_ERROR_MSG:
+ /* ignore it... */
+ reply[replies].resp_retcode = PAM_SUCCESS;
+ reply[replies].resp = NULL;
+ break;
+ default:
+ /* Must be an error of some sort... */
+ free(reply);
+ return PAM_CONV_ERR;
+ }
+ }
+ if (reply)
+ *resp = reply;
+ return PAM_SUCCESS;
}
static struct pam_conv PAM_conversation = {
- &PAM_conv,
- NULL
+ &PAM_conv,
+ NULL
};
-static BOOL pam_auth(char *user,char *password)
+static BOOL pam_auth(char *user, char *password)
{
- pam_handle_t *pamh;
- int pam_error;
-
- /* Now use PAM to do authentication. For now, we won't worry about
- * session logging, only authentication. Bail out if there are any
- * errors. Since this is a limited protocol, and an even more limited
- * function within a server speaking this protocol, we can't be as
- * verbose as would otherwise make sense.
- * Query: should we be using PAM_SILENT to shut PAM up?
- */
- #define PAM_BAIL if (pam_error != PAM_SUCCESS) { \
+ pam_handle_t *pamh;
+ int pam_error;
+
+ /* Now use PAM to do authentication. For now, we won't worry about
+ * session logging, only authentication. Bail out if there are any
+ * errors. Since this is a limited protocol, and an even more limited
+ * function within a server speaking this protocol, we can't be as
+ * verbose as would otherwise make sense.
+ * Query: should we be using PAM_SILENT to shut PAM up?
+ */
+#define PAM_BAIL if (pam_error != PAM_SUCCESS) { \
pam_end(pamh, 0); return False; \
}
- PAM_password = password;
- PAM_username = user;
- pam_error = pam_start("samba", user, &PAM_conversation, &pamh);
- PAM_BAIL;
+ PAM_password = password;
+ PAM_username = user;
+ pam_error = pam_start("samba", user, &PAM_conversation, &pamh);
+ PAM_BAIL;
/* Setting PAM_SILENT stops generation of error messages to syslog
* to enable debugging on Red Hat Linux set:
* /etc/pam.d/samba:
* auth required /lib/security/pam_pwdb.so nullok shadow audit
* _OR_ change PAM_SILENT to 0 to force detailed reporting (logging)
*/
- pam_error = pam_authenticate(pamh, PAM_SILENT);
- PAM_BAIL;
- /* It is not clear to me that account management is the right thing
- * to do, but it is not clear that it isn't, either. This can be
- * removed if no account management should be done. Alternately,
- * put a pam_allow.so entry in /etc/pam.conf for account handling. */
- pam_error = pam_acct_mgmt(pamh, PAM_SILENT);
- PAM_BAIL;
- pam_end(pamh, PAM_SUCCESS);
- /* If this point is reached, the user has been authenticated. */
- return(True);
+ pam_error = pam_authenticate(pamh, PAM_SILENT);
+ PAM_BAIL;
+ /* It is not clear to me that account management is the right thing
+ * to do, but it is not clear that it isn't, either. This can be
+ * removed if no account management should be done. Alternately,
+ * put a pam_allow.so entry in /etc/pam.conf for account handling. */
+ pam_error = pam_acct_mgmt(pamh, PAM_SILENT);
+ PAM_BAIL;
+ pam_end(pamh, PAM_SUCCESS);
+ /* If this point is reached, the user has been authenticated. */
+ return (True);
}
#endif
/*******************************************************************
check on AFS authentication
********************************************************************/
-static BOOL afs_auth(char *user,char *password)
+static BOOL afs_auth(char *user, char *password)
{
long password_expires = 0;
char *reason;
-
+
/* For versions of AFS prior to 3.3, this routine has few arguments, */
/* but since I can't find the old documentation... :-) */
setpag();
- if (ka_UserAuthenticateGeneral(KA_USERAUTH_VERSION+KA_USERAUTH_DOSETPAG,
- user,
- (char *) 0, /* instance */
- (char *) 0, /* cell */
- password,
- 0, /* lifetime, default */
- &password_expires, /*days 'til it expires */
- 0, /* spare 2 */
- &reason) == 0) {
- return(True);
- }
- DEBUG(1,("AFS authentication for \"%s\" failed (%s)\n", user, reason));
- return(False);
+ if (ka_UserAuthenticateGeneral
+ (KA_USERAUTH_VERSION + KA_USERAUTH_DOSETPAG, user, (char *)0, /* instance */
+ (char *)0, /* cell */
+ password, 0, /* lifetime, default */
+ &password_expires, /*days 'til it expires */
+ 0, /* spare 2 */
+ &reason) == 0)
+ {
+ return (True);
+ }
+ DEBUG(1,
+ ("AFS authentication for \"%s\" failed (%s)\n", user, reason));
+ return (False);
}
#endif
/*******************************************************************
check on a DCE/DFS authentication
********************************************************************/
-static BOOL dfs_auth(char *user,char *password)
+static BOOL dfs_auth(char *user, char *password)
{
error_status_t err;
int err2;
unsigned char dce_errstr[dce_c_error_string_len];
gid_t egid;
- if (dcelogin_atmost_once) return(False);
+ if (dcelogin_atmost_once)
+ return (False);
#ifdef HAVE_CRYPT
/*
* Assumes local passwd file is kept in sync w/ DCE RGY!
*/
- if (strcmp((char *)crypt(password,this_salt),this_crypted)) {
- return(False);
+ if (strcmp((char *)crypt(password, this_salt), this_crypted))
+ {
+ return (False);
}
#endif
sec_login_get_current_context(&my_dce_sec_context, &err);
- if (err != error_status_ok ) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get current context. %s\n", dce_errstr));
+ DEBUG(0, ("DCE can't get current context. %s\n", dce_errstr));
- return(False);
+ return (False);
}
sec_login_certify_identity(my_dce_sec_context, &err);
- if (err != error_status_ok) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get current context. %s\n", dce_errstr));
-
- return(False);
+ DEBUG(0, ("DCE can't get current context. %s\n", dce_errstr));
+
+ return (False);
}
sec_login_get_expiration(my_dce_sec_context, &expire_time, &err);
- if (err != error_status_ok) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get expiration. %s\n", dce_errstr));
-
- return(False);
+ DEBUG(0, ("DCE can't get expiration. %s\n", dce_errstr));
+
+ return (False);
}
-
+
time(¤t_time);
- if (expire_time < (current_time + 60)) {
- struct passwd *pw;
+ if (expire_time < (current_time + 60))
+ {
+ struct passwd *pw;
sec_passwd_rec_t *key;
-
- sec_login_get_pwent(my_dce_sec_context,
- (sec_login_passwd_t*)&pw, &err);
- if (err != error_status_ok ) {
+
+ sec_login_get_pwent(my_dce_sec_context,
+ (sec_login_passwd_t *) & pw, &err);
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get pwent. %s\n", dce_errstr));
-
- return(False);
+ DEBUG(0, ("DCE can't get pwent. %s\n", dce_errstr));
+
+ return (False);
}
-
+
sec_login_refresh_identity(my_dce_sec_context, &err);
- if (err != error_status_ok) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't refresh identity. %s\n",
- dce_errstr));
-
- return(False);
+ DEBUG(0, ("DCE can't refresh identity. %s\n",
+ dce_errstr));
+
+ return (False);
}
-
+
sec_key_mgmt_get_key(rpc_c_authn_dce_secret, NULL,
(unsigned char *)pw->pw_name,
sec_c_key_version_none,
- (void**)&key, &err);
- if (err != error_status_ok) {
+ (void **)&key, &err);
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get key for %s. %s\n",
- pw->pw_name, dce_errstr));
+ DEBUG(0, ("DCE can't get key for %s. %s\n",
+ pw->pw_name, dce_errstr));
- return(False);
+ return (False);
}
-
+
sec_login_valid_and_cert_ident(my_dce_sec_context, key,
- &password_reset, &auth_src,
+ &password_reset, &auth_src,
&err);
- if (err != error_status_ok ) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't validate and certify identity for %s. %s\n",
- pw->pw_name, dce_errstr));
+ DEBUG(0,
+ ("DCE can't validate and certify identity for %s. %s\n",
+ pw->pw_name, dce_errstr));
}
-
+
sec_key_mgmt_free_key(key, &err);
- if (err != error_status_ok ) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't free key.\n", dce_errstr));
+ DEBUG(0, ("DCE can't free key.\n", dce_errstr));
}
}
if (sec_login_setup_identity((unsigned char *)user,
sec_login_no_flags,
- &my_dce_sec_context,
- &err) == 0) {
+ &my_dce_sec_context, &err) == 0)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE Setup Identity for %s failed: %s\n",
- user,dce_errstr));
- return(False);
+ DEBUG(0, ("DCE Setup Identity for %s failed: %s\n",
+ user, dce_errstr));
+ return (False);
}
- sec_login_get_pwent(my_dce_sec_context,
- (sec_login_passwd_t*)&pw, &err);
- if (err != error_status_ok) {
+ sec_login_get_pwent(my_dce_sec_context,
+ (sec_login_passwd_t *) & pw, &err);
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get pwent. %s\n", dce_errstr));
-
- return(False);
+ DEBUG(0, ("DCE can't get pwent. %s\n", dce_errstr));
+
+ return (False);
}
sec_login_purge_context(&my_dce_sec_context, &err);
- if (err != error_status_ok) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't purge context. %s\n", dce_errstr));
+ DEBUG(0, ("DCE can't purge context. %s\n", dce_errstr));
- return(False);
+ return (False);
}
/*
* this should be ok. I have added code to go
* back to being root on error though. JRA.
*/
-
+
egid = getegid();
- if (set_effective_gid(pw->pw_gid) != 0) {
- DEBUG(0,("Can't set egid to %d (%s)\n",
- pw->pw_gid, strerror(errno)));
+ if (set_effective_gid(pw->pw_gid) != 0)
+ {
+ DEBUG(0, ("Can't set egid to %d (%s)\n",
+ pw->pw_gid, strerror(errno)));
return False;
}
- if (set_effective_uid(pw->pw_uid) != 0) {
+ if (set_effective_uid(pw->pw_uid) != 0)
+ {
set_effective_gid(egid);
- DEBUG(0,("Can't set euid to %d (%s)\n",
- pw->pw_uid, strerror(errno)));
+ DEBUG(0, ("Can't set euid to %d (%s)\n",
+ pw->pw_uid, strerror(errno)));
return False;
}
-
+
if (sec_login_setup_identity((unsigned char *)user,
sec_login_no_flags,
- &my_dce_sec_context,
- &err) == 0) {
+ &my_dce_sec_context, &err) == 0)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE Setup Identity for %s failed: %s\n",
- user,dce_errstr));
+ DEBUG(0, ("DCE Setup Identity for %s failed: %s\n",
+ user, dce_errstr));
goto err;
}
- sec_login_get_pwent(my_dce_sec_context,
- (sec_login_passwd_t*)&pw, &err);
- if (err != error_status_ok ) {
+ sec_login_get_pwent(my_dce_sec_context,
+ (sec_login_passwd_t *) & pw, &err);
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get pwent. %s\n", dce_errstr));
+ DEBUG(0, ("DCE can't get pwent. %s\n", dce_errstr));
goto err;
}
passwd_rec.version_number = sec_passwd_c_version_none;
passwd_rec.pepper = NULL;
passwd_rec.key.key_type = sec_passwd_plain;
- passwd_rec.key.tagged_union.plain = (idl_char *)password;
-
+ passwd_rec.key.tagged_union.plain = (idl_char *) password;
+
sec_login_validate_identity(my_dce_sec_context,
&passwd_rec, &password_reset,
&auth_src, &err);
- if (err != error_status_ok ) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE Identity Validation failed for principal %s: %s\n",
- user,dce_errstr));
+ DEBUG(0,
+ ("DCE Identity Validation failed for principal %s: %s\n",
+ user, dce_errstr));
goto err;
}
sec_login_certify_identity(my_dce_sec_context, &err);
- if (err != error_status_ok) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE certify identity failed: %s\n", dce_errstr));
+ DEBUG(0, ("DCE certify identity failed: %s\n", dce_errstr));
goto err;
}
- if (auth_src != sec_login_auth_src_network) {
- DEBUG(0,("DCE context has no network credentials.\n"));
+ if (auth_src != sec_login_auth_src_network)
+ {
+ DEBUG(0, ("DCE context has no network credentials.\n"));
}
sec_login_set_context(my_dce_sec_context, &err);
- if (err != error_status_ok) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE login failed for principal %s, cant set context: %s\n",
- user,dce_errstr));
-
+ DEBUG(0,
+ ("DCE login failed for principal %s, cant set context: %s\n",
+ user, dce_errstr));
+
sec_login_purge_context(&my_dce_sec_context, &err);
goto err;
}
-
- sec_login_get_pwent(my_dce_sec_context,
- (sec_login_passwd_t*)&pw, &err);
- if (err != error_status_ok) {
+
+ sec_login_get_pwent(my_dce_sec_context,
+ (sec_login_passwd_t *) & pw, &err);
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get pwent. %s\n", dce_errstr));
+ DEBUG(0, ("DCE can't get pwent. %s\n", dce_errstr));
goto err;
}
-
- DEBUG(0,("DCE login succeeded for principal %s on pid %d\n",
- user, getpid()));
-
- DEBUG(3,("DCE principal: %s\n"
- " uid: %d\n"
- " gid: %d\n",
- pw->pw_name, pw->pw_uid, pw->pw_gid));
- DEBUG(3,(" info: %s\n"
- " dir: %s\n"
- " shell: %s\n",
- pw->pw_gecos, pw->pw_dir, pw->pw_shell));
-
+
+ DEBUG(0, ("DCE login succeeded for principal %s on pid %d\n",
+ user, getpid()));
+
+ DEBUG(3, ("DCE principal: %s\n"
+ " uid: %d\n"
+ " gid: %d\n",
+ pw->pw_name, pw->pw_uid, pw->pw_gid));
+ DEBUG(3, (" info: %s\n"
+ " dir: %s\n"
+ " shell: %s\n",
+ pw->pw_gecos, pw->pw_dir, pw->pw_shell));
+
sec_login_get_expiration(my_dce_sec_context, &expire_time, &err);
- if (err != error_status_ok) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get expiration. %s\n", dce_errstr));
+ DEBUG(0, ("DCE can't get expiration. %s\n", dce_errstr));
goto err;
}
-
+
set_effective_uid(0);
set_effective_gid(0);
-
- DEBUG(0,("DCE context expires: %s",asctime(localtime(&expire_time))));
-
+
+ DEBUG(0,
+ ("DCE context expires: %s", asctime(localtime(&expire_time))));
+
dcelogin_atmost_once = 1;
return (True);
-err:
+ err:
/* Go back to root, JRA. */
set_effective_uid(0);
set_effective_gid(egid);
- return(False);
+ return (False);
}
void dfs_unlogin(void)
error_status_t err;
int err2;
unsigned char dce_errstr[dce_c_error_string_len];
-
+
sec_login_purge_context(&my_dce_sec_context, &err);
- if (err != error_status_ok) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE purge login context failed for server instance %d: %s\n",
- getpid(), dce_errstr));
+ DEBUG(0,
+ ("DCE purge login context failed for server instance %d: %s\n",
+ getpid(), dce_errstr));
}
}
#endif
/*******************************************************************
check on Kerberos authentication
********************************************************************/
-static BOOL krb5_auth(char *user,char *password)
+static BOOL krb5_auth(char *user, char *password)
{
krb5_data tgtname = {
0,
KRB5_TGS_NAME_SIZE,
- KRB5_TGS_NAME
- };
+ KRB5_TGS_NAME
+ };
krb5_context kcontext;
krb5_principal kprinc;
krb5_principal server;
krb5_creds kcreds;
int options = 0;
- krb5_address **addrs = (krb5_address **)0;
+ krb5_address **addrs = (krb5_address **) 0;
krb5_preauthtype *preauth = NULL;
krb5_keytab keytab = NULL;
krb5_timestamp now;
int retval;
char *name;
- if (retval=krb5_init_context(&kcontext)) {
- return(False);
+ if (retval = krb5_init_context(&kcontext))
+ {
+ return (False);
}
- if (retval = krb5_timeofday(kcontext, &now)) {
- return(False);
+ if (retval = krb5_timeofday(kcontext, &now))
+ {
+ return (False);
}
- if (retval = krb5_cc_default(kcontext, &ccache)) {
- return(False);
+ if (retval = krb5_cc_default(kcontext, &ccache))
+ {
+ return (False);
}
-
- if (retval = krb5_parse_name(kcontext, user, &kprinc)) {
- return(False);
+
+ if (retval = krb5_parse_name(kcontext, user, &kprinc))
+ {
+ return (False);
}
ZERO_STRUCT(kcreds);
kcreds.client = kprinc;
-
+
if ((retval = krb5_build_principal_ext(kcontext, &server,
- krb5_princ_realm(kcontext, kprinc)->length,
- krb5_princ_realm(kcontext, kprinc)->data,
- tgtname.length,
- tgtname.data,
- krb5_princ_realm(kcontext, kprinc)->length,
- krb5_princ_realm(kcontext, kprinc)->data,
- 0))) {
- return(False);
+ krb5_princ_realm(kcontext,
+ kprinc)->
+ length,
+ krb5_princ_realm(kcontext,
+ kprinc)->data,
+ tgtname.length, tgtname.data,
+ krb5_princ_realm(kcontext,
+ kprinc)->
+ length,
+ krb5_princ_realm(kcontext,
+ kprinc)->data,
+ 0)))
+ {
+ return (False);
}
kcreds.server = server;
addrs,
NULL,
preauth,
- password,
- 0,
- &kcreds,
- 0);
+ password, 0, &kcreds, 0);
- if (retval) {
- return(False);
+ if (retval)
+ {
+ return (False);
}
- return(True);
+ return (True);
}
#endif /* KRB5_AUTH */
/*******************************************************************
check on Kerberos authentication
********************************************************************/
-static BOOL krb4_auth(char *user,char *password)
+static BOOL krb4_auth(char *user, char *password)
{
char realm[REALM_SZ];
char tkfile[MAXPATHLEN];
-
- if (krb_get_lrealm(realm, 1) != KSUCCESS) {
- (void) safe_strcpy(realm, KRB_REALM, sizeof (realm) - 1);
+
+ if (krb_get_lrealm(realm, 1) != KSUCCESS)
+ {
+ (void)safe_strcpy(realm, KRB_REALM, sizeof(realm) - 1);
}
- (void) slprintf(tkfile, sizeof(tkfile) - 1, "/tmp/samba_tkt_%d",
- (int)getpid());
-
+ (void)slprintf(tkfile, sizeof(tkfile) - 1, "/tmp/samba_tkt_%d",
+ (int)getpid());
+
krb_set_tkt_string(tkfile);
- if (krb_verify_user(user, "", realm,
- password, 0,
- "rmcd") == KSUCCESS) {
+ if (krb_verify_user(user, "", realm, password, 0, "rmcd") == KSUCCESS)
+ {
unlink(tkfile);
return 1;
}
/****************************************************************************
an enhanced crypt for Linux to handle password longer than 8 characters
****************************************************************************/
-static int linux_bigcrypt(char *password,char *salt1, char *crypted)
+static int linux_bigcrypt(char *password, char *salt1, char *crypted)
{
#define LINUX_PASSWORD_SEG_CHARS 8
char salt[3];
int i;
-
- StrnCpy(salt,salt1,2);
- crypted +=2;
-
- for ( i=strlen(password); i > 0; i -= LINUX_PASSWORD_SEG_CHARS) {
- char * p = crypt(password,salt) + 2;
+
+ StrnCpy(salt, salt1, 2);
+ crypted += 2;
+
+ for (i = strlen(password); i > 0; i -= LINUX_PASSWORD_SEG_CHARS)
+ {
+ char *p = crypt(password, salt) + 2;
if (strncmp(p, crypted, LINUX_PASSWORD_SEG_CHARS) != 0)
- return(0);
+ return (0);
password += LINUX_PASSWORD_SEG_CHARS;
- crypted += strlen(p);
+ crypted += strlen(p);
}
-
- return(1);
+
+ return (1);
}
#endif
/****************************************************************************
an enhanced crypt for OSF1
****************************************************************************/
-static char *osf1_bigcrypt(char *password,char *salt1)
+static char *osf1_bigcrypt(char *password, char *salt1)
{
static char result[AUTH_MAX_PASSWD_LENGTH] = "";
char *p1;
- char *p2=password;
+ char *p2 = password;
char salt[3];
int i;
int parts = strlen(password) / AUTH_CLEARTEXT_SEG_CHARS;
- if (strlen(password)%AUTH_CLEARTEXT_SEG_CHARS) {
+ if (strlen(password) % AUTH_CLEARTEXT_SEG_CHARS)
+ {
parts++;
}
-
- StrnCpy(salt,salt1,2);
- StrnCpy(result,salt1,2);
- result[2]='\0';
- for (i=0; i<parts;i++) {
- p1 = crypt(p2,salt);
- strncat(result,p1+2,AUTH_MAX_PASSWD_LENGTH-strlen(p1+2)-1);
- StrnCpy(salt,&result[2+i*AUTH_CIPHERTEXT_SEG_CHARS],2);
+ StrnCpy(salt, salt1, 2);
+ StrnCpy(result, salt1, 2);
+ result[2] = '\0';
+
+ for (i = 0; i < parts; i++)
+ {
+ p1 = crypt(p2, salt);
+ strncat(result, p1 + 2,
+ AUTH_MAX_PASSWD_LENGTH - strlen(p1 + 2) - 1);
+ StrnCpy(salt, &result[2 + i * AUTH_CIPHERTEXT_SEG_CHARS], 2);
p2 += AUTH_CLEARTEXT_SEG_CHARS;
}
- return(result);
+ return (result);
}
#endif
offset is the first char to try and change (start with 0)
it assumes the string starts lowercased
****************************************************************************/
-static BOOL string_combinations2(char *s,int offset,BOOL (*fn)(char *),int N)
+static BOOL string_combinations2(char *s, int offset, BOOL (*fn) (char *),
+ int N)
{
int len = strlen(s);
int i;
#ifdef PASSWORD_LENGTH
- len = MIN(len,PASSWORD_LENGTH);
+ len = MIN(len, PASSWORD_LENGTH);
#endif
- if (N <= 0 || offset >= len) {
- return(fn(s));
+ if (N <= 0 || offset >= len)
+ {
+ return (fn(s));
}
- for (i=offset;i<(len-(N-1));i++) {
+ for (i = offset; i < (len - (N - 1)); i++)
+ {
char c = s[i];
- if (!islower(c)) continue;
+ if (!islower(c))
+ continue;
s[i] = toupper(c);
- if (string_combinations2(s,i+1,fn,N-1))
- return(True);
+ if (string_combinations2(s, i + 1, fn, N - 1))
+ return (True);
s[i] = c;
}
- return(False);
+ return (False);
}
/****************************************************************************
offset is the first char to try and change (start with 0)
it assumes the string starts lowercased
****************************************************************************/
-static BOOL string_combinations(char *s,BOOL (*fn)(char *),int N)
+static BOOL string_combinations(char *s, BOOL (*fn) (char *), int N)
{
int n;
- for (n=1;n<=N;n++)
- if (string_combinations2(s,0,fn,n)) return(True);
- return(False);
+ for (n = 1; n <= N; n++)
+ if (string_combinations2(s, 0, fn, n))
+ return (True);
+ return (False);
}
settings say it should fail.
if (pam_auth(user,password)) return(True);
Hence we make a direct return to avoid a second chance!!!
- */
- return (pam_auth(this_user,password));
+ */
+ return (pam_auth(this_user, password));
#endif /* WITH_PAM */
-
+
#ifdef WITH_AFS
- if (afs_auth(this_user,password)) return(True);
+ if (afs_auth(this_user, password))
+ return (True);
#endif /* WITH_AFS */
-
+
#ifdef WITH_DFS
- if (dfs_auth(this_user,password)) return(True);
+ if (dfs_auth(this_user, password))
+ return (True);
#endif /* WITH_DFS */
#ifdef KRB5_AUTH
- if (krb5_auth(this_user,password)) return(True);
+ if (krb5_auth(this_user, password))
+ return (True);
#endif /* KRB5_AUTH */
#ifdef KRB4_AUTH
- if (krb4_auth(this_user,password)) return(True);
+ if (krb4_auth(this_user, password))
+ return (True);
#endif /* KRB4_AUTH */
#ifdef OSF1_ENH_SEC
{
- BOOL ret = (strcmp(osf1_bigcrypt(password,this_salt),this_crypted) == 0);
- if(!ret) {
- DEBUG(2,("OSF1_ENH_SEC failed. Trying normal crypt.\n"));
- ret = (strcmp((char *)crypt(password,this_salt),this_crypted) == 0);
- }
- return ret;
+ BOOL ret =
+ (strcmp
+ (osf1_bigcrypt(password, this_salt),
+ this_crypted) == 0);
+ if (!ret)
+ {
+ DEBUG(2,
+ ("OSF1_ENH_SEC failed. Trying normal crypt.\n"));
+ ret =
+ (strcmp
+ ((char *)crypt(password, this_salt),
+ this_crypted) == 0);
+ }
+ return ret;
}
#endif /* OSF1_ENH_SEC */
#ifdef ULTRIX_AUTH
- return (strcmp((char *)crypt16(password, this_salt ),this_crypted) == 0);
+ return (strcmp((char *)crypt16(password, this_salt), this_crypted) ==
+ 0);
#endif /* ULTRIX_AUTH */
#ifdef LINUX_BIGCRYPT
- return(linux_bigcrypt(password,this_salt,this_crypted));
+ return (linux_bigcrypt(password, this_salt, this_crypted));
#endif /* LINUX_BIGCRYPT */
#if defined(HAVE_BIGCRYPT) && defined(HAVE_CRYPT) && defined(USE_BOTH_CRYPT_CALLS)
* by crypt.
*/
- if(strcmp(bigcrypt(password,this_salt),this_crypted) == 0)
+ if (strcmp(bigcrypt(password, this_salt), this_crypted) == 0)
return True;
- else
- return (strcmp((char *)crypt(password,this_salt),this_crypted) == 0);
+ else
+ return (strcmp
+ ((char *)crypt(password, this_salt),
+ this_crypted) == 0);
#else /* HAVE_BIGCRYPT && HAVE_CRYPT && USE_BOTH_CRYPT_CALLS */
#ifdef HAVE_BIGCRYPT
- return(strcmp(bigcrypt(password,this_salt),this_crypted) == 0);
+ return (strcmp(bigcrypt(password, this_salt), this_crypted) == 0);
#endif /* HAVE_BIGCRYPT */
#ifndef HAVE_CRYPT
- DEBUG(1,("Warning - no crypt available\n"));
- return(False);
+ DEBUG(1, ("Warning - no crypt available\n"));
+ return (False);
#else /* HAVE_CRYPT */
- return(strcmp((char *)crypt(password,this_salt),this_crypted) == 0);
+ return (strcmp((char *)crypt(password, this_salt), this_crypted) ==
+ 0);
#endif /* HAVE_CRYPT */
#endif /* HAVE_BIGCRYPT && HAVE_CRYPT && USE_BOTH_CRYPT_CALLS */
}
match is found and is used to update the encrypted password file
return True on correct match, False otherwise
****************************************************************************/
-BOOL pass_check(char *user,char *password, int pwlen, struct passwd *pwd,
- BOOL (*fn)(char *, char *))
+BOOL pass_check(char *user, char *password, int pwlen, struct passwd *pwd,
+ BOOL (*fn) (char *, char *))
{
pstring pass2;
int level = lp_passwordlevel();
struct passwd *pass;
- if (password) password[pwlen] = 0;
+ if (password)
+ password[pwlen] = 0;
#if DEBUG_PASSWORD
- DEBUG(100,("checking user=[%s] pass=[%s]\n",user,password));
+ DEBUG(100, ("checking user=[%s] pass=[%s]\n", user, password));
#endif
- if (!password) {
- return(False);
+ if (!password)
+ {
+ return (False);
}
- if (((!*password) || (!pwlen)) && !lp_null_passwords()) {
- return(False);
+ if (((!*password) || (!pwlen)) && !lp_null_passwords())
+ {
+ return (False);
}
- if (pwd && !user) {
- pass = (struct passwd *) pwd;
+ if (pwd && !user)
+ {
+ pass = (struct passwd *)pwd;
user = pass->pw_name;
- } else {
- pass = Get_Pwnam(user,True);
+ }
+ else
+ {
+ pass = Get_Pwnam(user, True);
}
- DEBUG(4,("Checking password for user %s (l=%d)\n",user,pwlen));
+ DEBUG(4, ("Checking password for user %s (l=%d)\n", user, pwlen));
- if (!pass) {
- DEBUG(3,("Couldn't find user %s\n",user));
- return(False);
+ if (!pass)
+ {
+ DEBUG(3, ("Couldn't find user %s\n", user));
+ return (False);
}
#ifdef HAVE_GETSPNAM
perhaps for IPC password changing requests */
spass = getspnam(pass->pw_name);
- if (spass && spass->sp_pwdp) {
- pstrcpy(pass->pw_passwd,spass->sp_pwdp);
+ if (spass && spass->sp_pwdp)
+ {
+ pstrcpy(pass->pw_passwd, spass->sp_pwdp);
}
}
#elif defined(IA_UINFO)
UnixWare 2.x, tested on version
2.1. (tangent@cyberport.com) */
uinfo_t uinfo;
- if (ia_openinfo(pass->pw_name, &uinfo) != -1) {
+ if (ia_openinfo(pass->pw_name, &uinfo) != -1)
+ {
ia_get_logpwd(uinfo, &(pass->pw_passwd));
}
}
{
struct pr_passwd *pr_pw = getprpwnam(pass->pw_name);
if (pr_pw && pr_pw->ufld.fd_encrypt)
- pstrcpy(pass->pw_passwd,pr_pw->ufld.fd_encrypt);
+ pstrcpy(pass->pw_passwd, pr_pw->ufld.fd_encrypt);
}
#endif
#ifdef OSF1_ENH_SEC
{
struct pr_passwd *mypasswd;
- DEBUG(5,("Checking password for user %s in OSF1_ENH_SEC\n",
- user));
- mypasswd = getprpwnam (user);
- if (mypasswd) {
- fstrcpy(pass->pw_name,mypasswd->ufld.fd_name);
- fstrcpy(pass->pw_passwd,mypasswd->ufld.fd_encrypt);
- } else {
- DEBUG(5,("OSF1_ENH_SEC: No entry for user %s in protected database !\n",
- user));
+ DEBUG(5, ("Checking password for user %s in OSF1_ENH_SEC\n",
+ user));
+ mypasswd = getprpwnam(user);
+ if (mypasswd)
+ {
+ fstrcpy(pass->pw_name, mypasswd->ufld.fd_name);
+ fstrcpy(pass->pw_passwd, mypasswd->ufld.fd_encrypt);
+ }
+ else
+ {
+ DEBUG(5,
+ ("OSF1_ENH_SEC: No entry for user %s in protected database !\n",
+ user));
}
}
#endif
#ifdef ULTRIX_AUTH
{
AUTHORIZATION *ap = getauthuid(pass->pw_uid);
- if (ap) {
+ if (ap)
+ {
fstrcpy(pass->pw_passwd, ap->a_password);
endauthent();
}
#endif
/* extract relevant info */
- fstrcpy(this_user,pass->pw_name);
- fstrcpy(this_salt,pass->pw_passwd);
+ fstrcpy(this_user, pass->pw_name);
+ fstrcpy(this_salt, pass->pw_passwd);
#if defined(HAVE_TRUNCATED_SALT)
/* crypt on some platforms (HPUX in particular)
won't work with more than 2 salt characters. */
this_salt[2] = 0;
#endif
-
- fstrcpy(this_crypted,pass->pw_passwd);
-
- if (!*this_crypted) {
- if (!lp_null_passwords()) {
- DEBUG(2,("Disallowing %s with null password\n",
- this_user));
- return(False);
+
+ fstrcpy(this_crypted, pass->pw_passwd);
+
+ if (!*this_crypted)
+ {
+ if (!lp_null_passwords())
+ {
+ DEBUG(2, ("Disallowing %s with null password\n",
+ this_user));
+ return (False);
}
- if (!*password) {
- DEBUG(3,("Allowing access to %s with null password\n",
- this_user));
- return(True);
+ if (!*password)
+ {
+ DEBUG(3,
+ ("Allowing access to %s with null password\n",
+ this_user));
+ return (True);
}
}
/* try it as it came to us */
- if (password_check(password)) {
- if (fn) fn(user,password);
- return(True);
+ if (password_check(password))
+ {
+ if (fn)
+ fn(user, password);
+ return (True);
}
/* if the password was given to us with mixed case then we don't
need to proceed as we know it hasn't been case modified by the
client */
- if (strhasupper(password) && strhaslower(password)) {
- return(False);
+ if (strhasupper(password) && strhaslower(password))
+ {
+ return (False);
}
/* make a copy of it */
- StrnCpy(pass2,password,sizeof(pstring)-1);
-
+ StrnCpy(pass2, password, sizeof(pstring) - 1);
+
/* try all lowercase */
strlower(password);
- if (password_check(password)) {
- if (fn) fn(user,password);
- return(True);
+ if (password_check(password))
+ {
+ if (fn)
+ fn(user, password);
+ return (True);
}
/* give up? */
- if (level < 1) {
+ if (level < 1)
+ {
/* restore it */
- fstrcpy(password,pass2);
-
- return(False);
+ fstrcpy(password, pass2);
+
+ return (False);
}
/* last chance - all combinations of up to level chars upper! */
strlower(password);
- if (string_combinations(password,password_check,level)) {
- if (fn) fn(user,password);
- return(True);
+ if (string_combinations(password, password_check, level))
+ {
+ if (fn)
+ fn(user, password);
+ return (True);
}
/* restore it */
- fstrcpy(password,pass2);
-
- return(False);
+ fstrcpy(password, pass2);
+
+ return (False);
}
extern int DEBUGLEVEL;
/* these are kept here to keep the string_combinations function simple */
-static char this_user[100]="";
-static char this_salt[100]="";
-static char this_crypted[100]="";
+static char this_user[100] = "";
+static char this_salt[100] = "";
+static char this_crypted[100] = "";
#ifdef WITH_PAM
* Here we assume (for now, at least) that echo on means login name, and
* echo off means password.
*/
-static int PAM_conv (int num_msg,
- const struct pam_message **msg,
- struct pam_response **resp,
- void *appdata_ptr) {
- int replies = 0;
- struct pam_response *reply = NULL;
-
- #define COPY_STRING(s) (s) ? strdup(s) : NULL
-
- reply = malloc(sizeof(struct pam_response) * num_msg);
- if (!reply) return PAM_CONV_ERR;
-
- for (replies = 0; replies < num_msg; replies++) {
- switch (msg[replies]->msg_style) {
- case PAM_PROMPT_ECHO_ON:
- reply[replies].resp_retcode = PAM_SUCCESS;
- reply[replies].resp = COPY_STRING(PAM_username);
- /* PAM frees resp */
- break;
- case PAM_PROMPT_ECHO_OFF:
- reply[replies].resp_retcode = PAM_SUCCESS;
- reply[replies].resp = COPY_STRING(PAM_password);
- /* PAM frees resp */
- break;
- case PAM_TEXT_INFO:
- /* fall through */
- case PAM_ERROR_MSG:
- /* ignore it... */
- reply[replies].resp_retcode = PAM_SUCCESS;
- reply[replies].resp = NULL;
- break;
- default:
- /* Must be an error of some sort... */
- free (reply);
- return PAM_CONV_ERR;
- }
- }
- if (reply) *resp = reply;
- return PAM_SUCCESS;
+static int PAM_conv(int num_msg,
+ const struct pam_message **msg,
+ struct pam_response **resp, void *appdata_ptr)
+{
+ int replies = 0;
+ struct pam_response *reply = NULL;
+
+#define COPY_STRING(s) (s) ? strdup(s) : NULL
+
+ reply = malloc(sizeof(struct pam_response) * num_msg);
+ if (!reply)
+ return PAM_CONV_ERR;
+
+ for (replies = 0; replies < num_msg; replies++)
+ {
+ switch (msg[replies]->msg_style)
+ {
+ case PAM_PROMPT_ECHO_ON:
+ reply[replies].resp_retcode = PAM_SUCCESS;
+ reply[replies].resp =
+ COPY_STRING(PAM_username);
+ /* PAM frees resp */
+ break;
+ case PAM_PROMPT_ECHO_OFF:
+ reply[replies].resp_retcode = PAM_SUCCESS;
+ reply[replies].resp =
+ COPY_STRING(PAM_password);
+ /* PAM frees resp */
+ break;
+ case PAM_TEXT_INFO:
+ /* fall through */
+ case PAM_ERROR_MSG:
+ /* ignore it... */
+ reply[replies].resp_retcode = PAM_SUCCESS;
+ reply[replies].resp = NULL;
+ break;
+ default:
+ /* Must be an error of some sort... */
+ free(reply);
+ return PAM_CONV_ERR;
+ }
+ }
+ if (reply)
+ *resp = reply;
+ return PAM_SUCCESS;
}
static struct pam_conv PAM_conversation = {
- &PAM_conv,
- NULL
+ &PAM_conv,
+ NULL
};
-static BOOL pam_auth(char *user,char *password)
+static BOOL pam_auth(char *user, char *password)
{
- pam_handle_t *pamh;
- int pam_error;
-
- /* Now use PAM to do authentication. For now, we won't worry about
- * session logging, only authentication. Bail out if there are any
- * errors. Since this is a limited protocol, and an even more limited
- * function within a server speaking this protocol, we can't be as
- * verbose as would otherwise make sense.
- * Query: should we be using PAM_SILENT to shut PAM up?
- */
- #define PAM_BAIL if (pam_error != PAM_SUCCESS) { \
+ pam_handle_t *pamh;
+ int pam_error;
+
+ /* Now use PAM to do authentication. For now, we won't worry about
+ * session logging, only authentication. Bail out if there are any
+ * errors. Since this is a limited protocol, and an even more limited
+ * function within a server speaking this protocol, we can't be as
+ * verbose as would otherwise make sense.
+ * Query: should we be using PAM_SILENT to shut PAM up?
+ */
+#define PAM_BAIL if (pam_error != PAM_SUCCESS) { \
pam_end(pamh, 0); return False; \
}
- PAM_password = password;
- PAM_username = user;
- pam_error = pam_start("samba", user, &PAM_conversation, &pamh);
- PAM_BAIL;
+ PAM_password = password;
+ PAM_username = user;
+ pam_error = pam_start("samba", user, &PAM_conversation, &pamh);
+ PAM_BAIL;
/* Setting PAM_SILENT stops generation of error messages to syslog
* to enable debugging on Red Hat Linux set:
* /etc/pam.d/samba:
* auth required /lib/security/pam_pwdb.so nullok shadow audit
* _OR_ change PAM_SILENT to 0 to force detailed reporting (logging)
*/
- pam_error = pam_authenticate(pamh, PAM_SILENT);
- PAM_BAIL;
- /* It is not clear to me that account management is the right thing
- * to do, but it is not clear that it isn't, either. This can be
- * removed if no account management should be done. Alternately,
- * put a pam_allow.so entry in /etc/pam.conf for account handling. */
- pam_error = pam_acct_mgmt(pamh, PAM_SILENT);
- PAM_BAIL;
- pam_end(pamh, PAM_SUCCESS);
- /* If this point is reached, the user has been authenticated. */
- return(True);
+ pam_error = pam_authenticate(pamh, PAM_SILENT);
+ PAM_BAIL;
+ /* It is not clear to me that account management is the right thing
+ * to do, but it is not clear that it isn't, either. This can be
+ * removed if no account management should be done. Alternately,
+ * put a pam_allow.so entry in /etc/pam.conf for account handling. */
+ pam_error = pam_acct_mgmt(pamh, PAM_SILENT);
+ PAM_BAIL;
+ pam_end(pamh, PAM_SUCCESS);
+ /* If this point is reached, the user has been authenticated. */
+ return (True);
}
#endif
/*******************************************************************
check on AFS authentication
********************************************************************/
-static BOOL afs_auth(char *user,char *password)
+static BOOL afs_auth(char *user, char *password)
{
long password_expires = 0;
char *reason;
-
+
/* For versions of AFS prior to 3.3, this routine has few arguments, */
/* but since I can't find the old documentation... :-) */
setpag();
- if (ka_UserAuthenticateGeneral(KA_USERAUTH_VERSION+KA_USERAUTH_DOSETPAG,
- user,
- (char *) 0, /* instance */
- (char *) 0, /* cell */
- password,
- 0, /* lifetime, default */
- &password_expires, /*days 'til it expires */
- 0, /* spare 2 */
- &reason) == 0) {
- return(True);
- }
- DEBUG(1,("AFS authentication for \"%s\" failed (%s)\n", user, reason));
- return(False);
+ if (ka_UserAuthenticateGeneral
+ (KA_USERAUTH_VERSION + KA_USERAUTH_DOSETPAG, user, (char *)0, /* instance */
+ (char *)0, /* cell */
+ password, 0, /* lifetime, default */
+ &password_expires, /*days 'til it expires */
+ 0, /* spare 2 */
+ &reason) == 0)
+ {
+ return (True);
+ }
+ DEBUG(1,
+ ("AFS authentication for \"%s\" failed (%s)\n", user, reason));
+ return (False);
}
#endif
/*******************************************************************
check on a DCE/DFS authentication
********************************************************************/
-static BOOL dfs_auth(char *user,char *password)
+static BOOL dfs_auth(char *user, char *password)
{
error_status_t err;
int err2;
unsigned char dce_errstr[dce_c_error_string_len];
gid_t egid;
- if (dcelogin_atmost_once) return(False);
+ if (dcelogin_atmost_once)
+ return (False);
#ifdef HAVE_CRYPT
/*
* Assumes local passwd file is kept in sync w/ DCE RGY!
*/
- if (strcmp((char *)crypt(password,this_salt),this_crypted)) {
- return(False);
+ if (strcmp((char *)crypt(password, this_salt), this_crypted))
+ {
+ return (False);
}
#endif
sec_login_get_current_context(&my_dce_sec_context, &err);
- if (err != error_status_ok ) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get current context. %s\n", dce_errstr));
+ DEBUG(0, ("DCE can't get current context. %s\n", dce_errstr));
- return(False);
+ return (False);
}
sec_login_certify_identity(my_dce_sec_context, &err);
- if (err != error_status_ok) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get current context. %s\n", dce_errstr));
-
- return(False);
+ DEBUG(0, ("DCE can't get current context. %s\n", dce_errstr));
+
+ return (False);
}
sec_login_get_expiration(my_dce_sec_context, &expire_time, &err);
- if (err != error_status_ok) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get expiration. %s\n", dce_errstr));
-
- return(False);
+ DEBUG(0, ("DCE can't get expiration. %s\n", dce_errstr));
+
+ return (False);
}
-
+
time(¤t_time);
- if (expire_time < (current_time + 60)) {
- struct passwd *pw;
+ if (expire_time < (current_time + 60))
+ {
+ struct passwd *pw;
sec_passwd_rec_t *key;
-
- sec_login_get_pwent(my_dce_sec_context,
- (sec_login_passwd_t*)&pw, &err);
- if (err != error_status_ok ) {
+
+ sec_login_get_pwent(my_dce_sec_context,
+ (sec_login_passwd_t *) & pw, &err);
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get pwent. %s\n", dce_errstr));
-
- return(False);
+ DEBUG(0, ("DCE can't get pwent. %s\n", dce_errstr));
+
+ return (False);
}
-
+
sec_login_refresh_identity(my_dce_sec_context, &err);
- if (err != error_status_ok) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't refresh identity. %s\n",
- dce_errstr));
-
- return(False);
+ DEBUG(0, ("DCE can't refresh identity. %s\n",
+ dce_errstr));
+
+ return (False);
}
-
+
sec_key_mgmt_get_key(rpc_c_authn_dce_secret, NULL,
(unsigned char *)pw->pw_name,
sec_c_key_version_none,
- (void**)&key, &err);
- if (err != error_status_ok) {
+ (void **)&key, &err);
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get key for %s. %s\n",
- pw->pw_name, dce_errstr));
+ DEBUG(0, ("DCE can't get key for %s. %s\n",
+ pw->pw_name, dce_errstr));
- return(False);
+ return (False);
}
-
+
sec_login_valid_and_cert_ident(my_dce_sec_context, key,
- &password_reset, &auth_src,
+ &password_reset, &auth_src,
&err);
- if (err != error_status_ok ) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't validate and certify identity for %s. %s\n",
- pw->pw_name, dce_errstr));
+ DEBUG(0,
+ ("DCE can't validate and certify identity for %s. %s\n",
+ pw->pw_name, dce_errstr));
}
-
+
sec_key_mgmt_free_key(key, &err);
- if (err != error_status_ok ) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't free key.\n", dce_errstr));
+ DEBUG(0, ("DCE can't free key.\n", dce_errstr));
}
}
if (sec_login_setup_identity((unsigned char *)user,
sec_login_no_flags,
- &my_dce_sec_context,
- &err) == 0) {
+ &my_dce_sec_context, &err) == 0)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE Setup Identity for %s failed: %s\n",
- user,dce_errstr));
- return(False);
+ DEBUG(0, ("DCE Setup Identity for %s failed: %s\n",
+ user, dce_errstr));
+ return (False);
}
- sec_login_get_pwent(my_dce_sec_context,
- (sec_login_passwd_t*)&pw, &err);
- if (err != error_status_ok) {
+ sec_login_get_pwent(my_dce_sec_context,
+ (sec_login_passwd_t *) & pw, &err);
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get pwent. %s\n", dce_errstr));
-
- return(False);
+ DEBUG(0, ("DCE can't get pwent. %s\n", dce_errstr));
+
+ return (False);
}
sec_login_purge_context(&my_dce_sec_context, &err);
- if (err != error_status_ok) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't purge context. %s\n", dce_errstr));
+ DEBUG(0, ("DCE can't purge context. %s\n", dce_errstr));
- return(False);
+ return (False);
}
/*
* this should be ok. I have added code to go
* back to being root on error though. JRA.
*/
-
+
egid = getegid();
- if (set_effective_gid(pw->pw_gid) != 0) {
- DEBUG(0,("Can't set egid to %d (%s)\n",
- pw->pw_gid, strerror(errno)));
+ if (set_effective_gid(pw->pw_gid) != 0)
+ {
+ DEBUG(0, ("Can't set egid to %d (%s)\n",
+ pw->pw_gid, strerror(errno)));
return False;
}
- if (set_effective_uid(pw->pw_uid) != 0) {
+ if (set_effective_uid(pw->pw_uid) != 0)
+ {
set_effective_gid(egid);
- DEBUG(0,("Can't set euid to %d (%s)\n",
- pw->pw_uid, strerror(errno)));
+ DEBUG(0, ("Can't set euid to %d (%s)\n",
+ pw->pw_uid, strerror(errno)));
return False;
}
-
+
if (sec_login_setup_identity((unsigned char *)user,
sec_login_no_flags,
- &my_dce_sec_context,
- &err) == 0) {
+ &my_dce_sec_context, &err) == 0)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE Setup Identity for %s failed: %s\n",
- user,dce_errstr));
+ DEBUG(0, ("DCE Setup Identity for %s failed: %s\n",
+ user, dce_errstr));
goto err;
}
- sec_login_get_pwent(my_dce_sec_context,
- (sec_login_passwd_t*)&pw, &err);
- if (err != error_status_ok ) {
+ sec_login_get_pwent(my_dce_sec_context,
+ (sec_login_passwd_t *) & pw, &err);
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get pwent. %s\n", dce_errstr));
+ DEBUG(0, ("DCE can't get pwent. %s\n", dce_errstr));
goto err;
}
passwd_rec.version_number = sec_passwd_c_version_none;
passwd_rec.pepper = NULL;
passwd_rec.key.key_type = sec_passwd_plain;
- passwd_rec.key.tagged_union.plain = (idl_char *)password;
-
+ passwd_rec.key.tagged_union.plain = (idl_char *) password;
+
sec_login_validate_identity(my_dce_sec_context,
&passwd_rec, &password_reset,
&auth_src, &err);
- if (err != error_status_ok ) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE Identity Validation failed for principal %s: %s\n",
- user,dce_errstr));
+ DEBUG(0,
+ ("DCE Identity Validation failed for principal %s: %s\n",
+ user, dce_errstr));
goto err;
}
sec_login_certify_identity(my_dce_sec_context, &err);
- if (err != error_status_ok) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE certify identity failed: %s\n", dce_errstr));
+ DEBUG(0, ("DCE certify identity failed: %s\n", dce_errstr));
goto err;
}
- if (auth_src != sec_login_auth_src_network) {
- DEBUG(0,("DCE context has no network credentials.\n"));
+ if (auth_src != sec_login_auth_src_network)
+ {
+ DEBUG(0, ("DCE context has no network credentials.\n"));
}
sec_login_set_context(my_dce_sec_context, &err);
- if (err != error_status_ok) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE login failed for principal %s, cant set context: %s\n",
- user,dce_errstr));
-
+ DEBUG(0,
+ ("DCE login failed for principal %s, cant set context: %s\n",
+ user, dce_errstr));
+
sec_login_purge_context(&my_dce_sec_context, &err);
goto err;
}
-
- sec_login_get_pwent(my_dce_sec_context,
- (sec_login_passwd_t*)&pw, &err);
- if (err != error_status_ok) {
+
+ sec_login_get_pwent(my_dce_sec_context,
+ (sec_login_passwd_t *) & pw, &err);
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get pwent. %s\n", dce_errstr));
+ DEBUG(0, ("DCE can't get pwent. %s\n", dce_errstr));
goto err;
}
-
- DEBUG(0,("DCE login succeeded for principal %s on pid %d\n",
- user, getpid()));
-
- DEBUG(3,("DCE principal: %s\n"
- " uid: %d\n"
- " gid: %d\n",
- pw->pw_name, pw->pw_uid, pw->pw_gid));
- DEBUG(3,(" info: %s\n"
- " dir: %s\n"
- " shell: %s\n",
- pw->pw_gecos, pw->pw_dir, pw->pw_shell));
-
+
+ DEBUG(0, ("DCE login succeeded for principal %s on pid %d\n",
+ user, getpid()));
+
+ DEBUG(3, ("DCE principal: %s\n"
+ " uid: %d\n"
+ " gid: %d\n",
+ pw->pw_name, pw->pw_uid, pw->pw_gid));
+ DEBUG(3, (" info: %s\n"
+ " dir: %s\n"
+ " shell: %s\n",
+ pw->pw_gecos, pw->pw_dir, pw->pw_shell));
+
sec_login_get_expiration(my_dce_sec_context, &expire_time, &err);
- if (err != error_status_ok) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE can't get expiration. %s\n", dce_errstr));
+ DEBUG(0, ("DCE can't get expiration. %s\n", dce_errstr));
goto err;
}
-
+
set_effective_uid(0);
set_effective_gid(0);
-
- DEBUG(0,("DCE context expires: %s",asctime(localtime(&expire_time))));
-
+
+ DEBUG(0,
+ ("DCE context expires: %s", asctime(localtime(&expire_time))));
+
dcelogin_atmost_once = 1;
return (True);
-err:
+ err:
/* Go back to root, JRA. */
set_effective_uid(0);
set_effective_gid(egid);
- return(False);
+ return (False);
}
void dfs_unlogin(void)
error_status_t err;
int err2;
unsigned char dce_errstr[dce_c_error_string_len];
-
+
sec_login_purge_context(&my_dce_sec_context, &err);
- if (err != error_status_ok) {
+ if (err != error_status_ok)
+ {
dce_error_inq_text(err, dce_errstr, &err2);
- DEBUG(0,("DCE purge login context failed for server instance %d: %s\n",
- getpid(), dce_errstr));
+ DEBUG(0,
+ ("DCE purge login context failed for server instance %d: %s\n",
+ getpid(), dce_errstr));
}
}
#endif
/*******************************************************************
check on Kerberos authentication
********************************************************************/
-static BOOL krb5_auth(char *user,char *password)
+static BOOL krb5_auth(char *user, char *password)
{
krb5_data tgtname = {
0,
KRB5_TGS_NAME_SIZE,
- KRB5_TGS_NAME
- };
+ KRB5_TGS_NAME
+ };
krb5_context kcontext;
krb5_principal kprinc;
krb5_principal server;
krb5_creds kcreds;
int options = 0;
- krb5_address **addrs = (krb5_address **)0;
+ krb5_address **addrs = (krb5_address **) 0;
krb5_preauthtype *preauth = NULL;
krb5_keytab keytab = NULL;
krb5_timestamp now;
int retval;
char *name;
- if (retval=krb5_init_context(&kcontext)) {
- return(False);
+ if (retval = krb5_init_context(&kcontext))
+ {
+ return (False);
}
- if (retval = krb5_timeofday(kcontext, &now)) {
- return(False);
+ if (retval = krb5_timeofday(kcontext, &now))
+ {
+ return (False);
}
- if (retval = krb5_cc_default(kcontext, &ccache)) {
- return(False);
+ if (retval = krb5_cc_default(kcontext, &ccache))
+ {
+ return (False);
}
-
- if (retval = krb5_parse_name(kcontext, user, &kprinc)) {
- return(False);
+
+ if (retval = krb5_parse_name(kcontext, user, &kprinc))
+ {
+ return (False);
}
ZERO_STRUCT(kcreds);
kcreds.client = kprinc;
-
+
if ((retval = krb5_build_principal_ext(kcontext, &server,
- krb5_princ_realm(kcontext, kprinc)->length,
- krb5_princ_realm(kcontext, kprinc)->data,
- tgtname.length,
- tgtname.data,
- krb5_princ_realm(kcontext, kprinc)->length,
- krb5_princ_realm(kcontext, kprinc)->data,
- 0))) {
- return(False);
+ krb5_princ_realm(kcontext,
+ kprinc)->
+ length,
+ krb5_princ_realm(kcontext,
+ kprinc)->data,
+ tgtname.length, tgtname.data,
+ krb5_princ_realm(kcontext,
+ kprinc)->
+ length,
+ krb5_princ_realm(kcontext,
+ kprinc)->data,
+ 0)))
+ {
+ return (False);
}
kcreds.server = server;
addrs,
NULL,
preauth,
- password,
- 0,
- &kcreds,
- 0);
+ password, 0, &kcreds, 0);
- if (retval) {
- return(False);
+ if (retval)
+ {
+ return (False);
}
- return(True);
+ return (True);
}
#endif /* KRB5_AUTH */
/*******************************************************************
check on Kerberos authentication
********************************************************************/
-static BOOL krb4_auth(char *user,char *password)
+static BOOL krb4_auth(char *user, char *password)
{
char realm[REALM_SZ];
char tkfile[MAXPATHLEN];
-
- if (krb_get_lrealm(realm, 1) != KSUCCESS) {
- (void) safe_strcpy(realm, KRB_REALM, sizeof (realm) - 1);
+
+ if (krb_get_lrealm(realm, 1) != KSUCCESS)
+ {
+ (void)safe_strcpy(realm, KRB_REALM, sizeof(realm) - 1);
}
- (void) slprintf(tkfile, sizeof(tkfile) - 1, "/tmp/samba_tkt_%d",
- (int)getpid());
-
+ (void)slprintf(tkfile, sizeof(tkfile) - 1, "/tmp/samba_tkt_%d",
+ (int)getpid());
+
krb_set_tkt_string(tkfile);
- if (krb_verify_user(user, "", realm,
- password, 0,
- "rmcd") == KSUCCESS) {
+ if (krb_verify_user(user, "", realm, password, 0, "rmcd") == KSUCCESS)
+ {
unlink(tkfile);
return 1;
}
/****************************************************************************
an enhanced crypt for Linux to handle password longer than 8 characters
****************************************************************************/
-static int linux_bigcrypt(char *password,char *salt1, char *crypted)
+static int linux_bigcrypt(char *password, char *salt1, char *crypted)
{
#define LINUX_PASSWORD_SEG_CHARS 8
char salt[3];
int i;
-
- StrnCpy(salt,salt1,2);
- crypted +=2;
-
- for ( i=strlen(password); i > 0; i -= LINUX_PASSWORD_SEG_CHARS) {
- char * p = crypt(password,salt) + 2;
+
+ StrnCpy(salt, salt1, 2);
+ crypted += 2;
+
+ for (i = strlen(password); i > 0; i -= LINUX_PASSWORD_SEG_CHARS)
+ {
+ char *p = crypt(password, salt) + 2;
if (strncmp(p, crypted, LINUX_PASSWORD_SEG_CHARS) != 0)
- return(0);
+ return (0);
password += LINUX_PASSWORD_SEG_CHARS;
- crypted += strlen(p);
+ crypted += strlen(p);
}
-
- return(1);
+
+ return (1);
}
#endif
/****************************************************************************
an enhanced crypt for OSF1
****************************************************************************/
-static char *osf1_bigcrypt(char *password,char *salt1)
+static char *osf1_bigcrypt(char *password, char *salt1)
{
static char result[AUTH_MAX_PASSWD_LENGTH] = "";
char *p1;
- char *p2=password;
+ char *p2 = password;
char salt[3];
int i;
int parts = strlen(password) / AUTH_CLEARTEXT_SEG_CHARS;
- if (strlen(password)%AUTH_CLEARTEXT_SEG_CHARS) {
+ if (strlen(password) % AUTH_CLEARTEXT_SEG_CHARS)
+ {
parts++;
}
-
- StrnCpy(salt,salt1,2);
- StrnCpy(result,salt1,2);
- result[2]='\0';
- for (i=0; i<parts;i++) {
- p1 = crypt(p2,salt);
- strncat(result,p1+2,AUTH_MAX_PASSWD_LENGTH-strlen(p1+2)-1);
- StrnCpy(salt,&result[2+i*AUTH_CIPHERTEXT_SEG_CHARS],2);
+ StrnCpy(salt, salt1, 2);
+ StrnCpy(result, salt1, 2);
+ result[2] = '\0';
+
+ for (i = 0; i < parts; i++)
+ {
+ p1 = crypt(p2, salt);
+ strncat(result, p1 + 2,
+ AUTH_MAX_PASSWD_LENGTH - strlen(p1 + 2) - 1);
+ StrnCpy(salt, &result[2 + i * AUTH_CIPHERTEXT_SEG_CHARS], 2);
p2 += AUTH_CLEARTEXT_SEG_CHARS;
}
- return(result);
+ return (result);
}
#endif
offset is the first char to try and change (start with 0)
it assumes the string starts lowercased
****************************************************************************/
-static BOOL string_combinations2(char *s,int offset,BOOL (*fn)(char *),int N)
+static BOOL string_combinations2(char *s, int offset, BOOL (*fn) (char *),
+ int N)
{
int len = strlen(s);
int i;
#ifdef PASSWORD_LENGTH
- len = MIN(len,PASSWORD_LENGTH);
+ len = MIN(len, PASSWORD_LENGTH);
#endif
- if (N <= 0 || offset >= len) {
- return(fn(s));
+ if (N <= 0 || offset >= len)
+ {
+ return (fn(s));
}
- for (i=offset;i<(len-(N-1));i++) {
+ for (i = offset; i < (len - (N - 1)); i++)
+ {
char c = s[i];
- if (!islower(c)) continue;
+ if (!islower(c))
+ continue;
s[i] = toupper(c);
- if (string_combinations2(s,i+1,fn,N-1))
- return(True);
+ if (string_combinations2(s, i + 1, fn, N - 1))
+ return (True);
s[i] = c;
}
- return(False);
+ return (False);
}
/****************************************************************************
offset is the first char to try and change (start with 0)
it assumes the string starts lowercased
****************************************************************************/
-static BOOL string_combinations(char *s,BOOL (*fn)(char *),int N)
+static BOOL string_combinations(char *s, BOOL (*fn) (char *), int N)
{
int n;
- for (n=1;n<=N;n++)
- if (string_combinations2(s,0,fn,n)) return(True);
- return(False);
+ for (n = 1; n <= N; n++)
+ if (string_combinations2(s, 0, fn, n))
+ return (True);
+ return (False);
}
settings say it should fail.
if (pam_auth(user,password)) return(True);
Hence we make a direct return to avoid a second chance!!!
- */
- return (pam_auth(this_user,password));
+ */
+ return (pam_auth(this_user, password));
#endif /* WITH_PAM */
-
+
#ifdef WITH_AFS
- if (afs_auth(this_user,password)) return(True);
+ if (afs_auth(this_user, password))
+ return (True);
#endif /* WITH_AFS */
-
+
#ifdef WITH_DFS
- if (dfs_auth(this_user,password)) return(True);
+ if (dfs_auth(this_user, password))
+ return (True);
#endif /* WITH_DFS */
#ifdef KRB5_AUTH
- if (krb5_auth(this_user,password)) return(True);
+ if (krb5_auth(this_user, password))
+ return (True);
#endif /* KRB5_AUTH */
#ifdef KRB4_AUTH
- if (krb4_auth(this_user,password)) return(True);
+ if (krb4_auth(this_user, password))
+ return (True);
#endif /* KRB4_AUTH */
#ifdef OSF1_ENH_SEC
{
- BOOL ret = (strcmp(osf1_bigcrypt(password,this_salt),this_crypted) == 0);
- if(!ret) {
- DEBUG(2,("OSF1_ENH_SEC failed. Trying normal crypt.\n"));
- ret = (strcmp((char *)crypt(password,this_salt),this_crypted) == 0);
- }
- return ret;
+ BOOL ret =
+ (strcmp
+ (osf1_bigcrypt(password, this_salt),
+ this_crypted) == 0);
+ if (!ret)
+ {
+ DEBUG(2,
+ ("OSF1_ENH_SEC failed. Trying normal crypt.\n"));
+ ret =
+ (strcmp
+ ((char *)crypt(password, this_salt),
+ this_crypted) == 0);
+ }
+ return ret;
}
#endif /* OSF1_ENH_SEC */
#ifdef ULTRIX_AUTH
- return (strcmp((char *)crypt16(password, this_salt ),this_crypted) == 0);
+ return (strcmp((char *)crypt16(password, this_salt), this_crypted) ==
+ 0);
#endif /* ULTRIX_AUTH */
#ifdef LINUX_BIGCRYPT
- return(linux_bigcrypt(password,this_salt,this_crypted));
+ return (linux_bigcrypt(password, this_salt, this_crypted));
#endif /* LINUX_BIGCRYPT */
#if defined(HAVE_BIGCRYPT) && defined(HAVE_CRYPT) && defined(USE_BOTH_CRYPT_CALLS)
* by crypt.
*/
- if(strcmp(bigcrypt(password,this_salt),this_crypted) == 0)
+ if (strcmp(bigcrypt(password, this_salt), this_crypted) == 0)
return True;
- else
- return (strcmp((char *)crypt(password,this_salt),this_crypted) == 0);
+ else
+ return (strcmp
+ ((char *)crypt(password, this_salt),
+ this_crypted) == 0);
#else /* HAVE_BIGCRYPT && HAVE_CRYPT && USE_BOTH_CRYPT_CALLS */
#ifdef HAVE_BIGCRYPT
- return(strcmp(bigcrypt(password,this_salt),this_crypted) == 0);
+ return (strcmp(bigcrypt(password, this_salt), this_crypted) == 0);
#endif /* HAVE_BIGCRYPT */
#ifndef HAVE_CRYPT
- DEBUG(1,("Warning - no crypt available\n"));
- return(False);
+ DEBUG(1, ("Warning - no crypt available\n"));
+ return (False);
#else /* HAVE_CRYPT */
- return(strcmp((char *)crypt(password,this_salt),this_crypted) == 0);
+ return (strcmp((char *)crypt(password, this_salt), this_crypted) ==
+ 0);
#endif /* HAVE_CRYPT */
#endif /* HAVE_BIGCRYPT && HAVE_CRYPT && USE_BOTH_CRYPT_CALLS */
}
match is found and is used to update the encrypted password file
return True on correct match, False otherwise
****************************************************************************/
-BOOL pass_check(char *user,char *password, int pwlen, struct passwd *pwd,
- BOOL (*fn)(char *, char *))
+BOOL pass_check(char *user, char *password, int pwlen, struct passwd *pwd,
+ BOOL (*fn) (char *, char *))
{
pstring pass2;
int level = lp_passwordlevel();
struct passwd *pass;
- if (password) password[pwlen] = 0;
+ if (password)
+ password[pwlen] = 0;
#if DEBUG_PASSWORD
- DEBUG(100,("checking user=[%s] pass=[%s]\n",user,password));
+ DEBUG(100, ("checking user=[%s] pass=[%s]\n", user, password));
#endif
- if (!password) {
- return(False);
+ if (!password)
+ {
+ return (False);
}
- if (((!*password) || (!pwlen)) && !lp_null_passwords()) {
- return(False);
+ if (((!*password) || (!pwlen)) && !lp_null_passwords())
+ {
+ return (False);
}
- if (pwd && !user) {
- pass = (struct passwd *) pwd;
+ if (pwd && !user)
+ {
+ pass = (struct passwd *)pwd;
user = pass->pw_name;
- } else {
- pass = Get_Pwnam(user,True);
+ }
+ else
+ {
+ pass = Get_Pwnam(user, True);
}
- DEBUG(4,("Checking password for user %s (l=%d)\n",user,pwlen));
+ DEBUG(4, ("Checking password for user %s (l=%d)\n", user, pwlen));
- if (!pass) {
- DEBUG(3,("Couldn't find user %s\n",user));
- return(False);
+ if (!pass)
+ {
+ DEBUG(3, ("Couldn't find user %s\n", user));
+ return (False);
}
#ifdef HAVE_GETSPNAM
perhaps for IPC password changing requests */
spass = getspnam(pass->pw_name);
- if (spass && spass->sp_pwdp) {
- pstrcpy(pass->pw_passwd,spass->sp_pwdp);
+ if (spass && spass->sp_pwdp)
+ {
+ pstrcpy(pass->pw_passwd, spass->sp_pwdp);
}
}
#elif defined(IA_UINFO)
UnixWare 2.x, tested on version
2.1. (tangent@cyberport.com) */
uinfo_t uinfo;
- if (ia_openinfo(pass->pw_name, &uinfo) != -1) {
+ if (ia_openinfo(pass->pw_name, &uinfo) != -1)
+ {
ia_get_logpwd(uinfo, &(pass->pw_passwd));
}
}
{
struct pr_passwd *pr_pw = getprpwnam(pass->pw_name);
if (pr_pw && pr_pw->ufld.fd_encrypt)
- pstrcpy(pass->pw_passwd,pr_pw->ufld.fd_encrypt);
+ pstrcpy(pass->pw_passwd, pr_pw->ufld.fd_encrypt);
}
#endif
#ifdef OSF1_ENH_SEC
{
struct pr_passwd *mypasswd;
- DEBUG(5,("Checking password for user %s in OSF1_ENH_SEC\n",
- user));
- mypasswd = getprpwnam (user);
- if (mypasswd) {
- fstrcpy(pass->pw_name,mypasswd->ufld.fd_name);
- fstrcpy(pass->pw_passwd,mypasswd->ufld.fd_encrypt);
- } else {
- DEBUG(5,("OSF1_ENH_SEC: No entry for user %s in protected database !\n",
- user));
+ DEBUG(5, ("Checking password for user %s in OSF1_ENH_SEC\n",
+ user));
+ mypasswd = getprpwnam(user);
+ if (mypasswd)
+ {
+ fstrcpy(pass->pw_name, mypasswd->ufld.fd_name);
+ fstrcpy(pass->pw_passwd, mypasswd->ufld.fd_encrypt);
+ }
+ else
+ {
+ DEBUG(5,
+ ("OSF1_ENH_SEC: No entry for user %s in protected database !\n",
+ user));
}
}
#endif
#ifdef ULTRIX_AUTH
{
AUTHORIZATION *ap = getauthuid(pass->pw_uid);
- if (ap) {
+ if (ap)
+ {
fstrcpy(pass->pw_passwd, ap->a_password);
endauthent();
}
#endif
/* extract relevant info */
- fstrcpy(this_user,pass->pw_name);
- fstrcpy(this_salt,pass->pw_passwd);
+ fstrcpy(this_user, pass->pw_name);
+ fstrcpy(this_salt, pass->pw_passwd);
#if defined(HAVE_TRUNCATED_SALT)
/* crypt on some platforms (HPUX in particular)
won't work with more than 2 salt characters. */
this_salt[2] = 0;
#endif
-
- fstrcpy(this_crypted,pass->pw_passwd);
-
- if (!*this_crypted) {
- if (!lp_null_passwords()) {
- DEBUG(2,("Disallowing %s with null password\n",
- this_user));
- return(False);
+
+ fstrcpy(this_crypted, pass->pw_passwd);
+
+ if (!*this_crypted)
+ {
+ if (!lp_null_passwords())
+ {
+ DEBUG(2, ("Disallowing %s with null password\n",
+ this_user));
+ return (False);
}
- if (!*password) {
- DEBUG(3,("Allowing access to %s with null password\n",
- this_user));
- return(True);
+ if (!*password)
+ {
+ DEBUG(3,
+ ("Allowing access to %s with null password\n",
+ this_user));
+ return (True);
}
}
/* try it as it came to us */
- if (password_check(password)) {
- if (fn) fn(user,password);
- return(True);
+ if (password_check(password))
+ {
+ if (fn)
+ fn(user, password);
+ return (True);
}
/* if the password was given to us with mixed case then we don't
need to proceed as we know it hasn't been case modified by the
client */
- if (strhasupper(password) && strhaslower(password)) {
- return(False);
+ if (strhasupper(password) && strhaslower(password))
+ {
+ return (False);
}
/* make a copy of it */
- StrnCpy(pass2,password,sizeof(pstring)-1);
-
+ StrnCpy(pass2, password, sizeof(pstring) - 1);
+
/* try all lowercase */
strlower(password);
- if (password_check(password)) {
- if (fn) fn(user,password);
- return(True);
+ if (password_check(password))
+ {
+ if (fn)
+ fn(user, password);
+ return (True);
}
/* give up? */
- if (level < 1) {
+ if (level < 1)
+ {
/* restore it */
- fstrcpy(password,pass2);
-
- return(False);
+ fstrcpy(password, pass2);
+
+ return (False);
}
/* last chance - all combinations of up to level chars upper! */
strlower(password);
- if (string_combinations(password,password_check,level)) {
- if (fn) fn(user,password);
- return(True);
+ if (string_combinations(password, password_check, level))
+ {
+ if (fn)
+ fn(user, password);
+ return (True);
}
/* restore it */
- fstrcpy(password,pass2);
-
- return(False);
+ fstrcpy(password, pass2);
+
+ return (False);
}
printf("Please use rpcclient from the SAMBA_TNG cvs tag.\n");
printf("Please refer to http://samba.org/cvs.html for details.\n");
+#ifndef DEBUG_PASSWORD
exit(-1);
+#endif
out_hnd = stdout;
fstrcpy(debugf, argv[0]);
static int findpty(char **slave)
{
- int master;
- static fstring line;
- void *dirp;
- char *dpname;
-
+ int master;
+ static fstring line;
+ void *dirp;
+ char *dpname;
+
#if defined(HAVE_GRANTPT)
- /* Try to open /dev/ptmx. If that fails, fall through to old method. */
- if ((master = sys_open("/dev/ptmx", O_RDWR, 0)) >= 0) {
- grantpt(master);
- unlockpt(master);
- *slave = (char *)ptsname(master);
- if (*slave == NULL) {
- DEBUG(0,("findpty: Unable to create master/slave pty pair.\n"));
- /* Stop fd leak on error. */
- close(master);
- return -1;
- } else {
- DEBUG(10, ("findpty: Allocated slave pty %s\n", *slave));
- return (master);
- }
- }
+ /* Try to open /dev/ptmx. If that fails, fall through to old method. */
+ if ((master = sys_open("/dev/ptmx", O_RDWR, 0)) >= 0)
+ {
+ grantpt(master);
+ unlockpt(master);
+ *slave = (char *)ptsname(master);
+ if (*slave == NULL)
+ {
+ DEBUG(0,
+ ("findpty: Unable to create master/slave pty pair.\n"));
+ /* Stop fd leak on error. */
+ close(master);
+ return -1;
+ }
+ else
+ {
+ DEBUG(10,
+ ("findpty: Allocated slave pty %s\n", *slave));
+ return (master);
+ }
+ }
#endif /* HAVE_GRANTPT */
- fstrcpy( line, "/dev/ptyXX" );
-
- dirp = OpenDir(NULL, "/dev", False);
- if (!dirp)
- return(-1);
- while ((dpname = ReadDirName(dirp)) != NULL) {
- if (strncmp(dpname, "pty", 3) == 0 && strlen(dpname) == 5) {
- DEBUG(3,("pty: try to open %s, line was %s\n", dpname, line ) );
- line[8] = dpname[3];
- line[9] = dpname[4];
- if ((master = sys_open(line, O_RDWR, 0)) >= 0) {
- DEBUG(3,("pty: opened %s\n", line ) );
- line[5] = 't';
- *slave = line;
- CloseDir(dirp);
- return (master);
- }
- }
- }
- CloseDir(dirp);
- return (-1);
+ fstrcpy(line, "/dev/ptyXX");
+
+ dirp = OpenDir(NULL, "/dev", False);
+ if (!dirp)
+ return (-1);
+ while ((dpname = ReadDirName(dirp)) != NULL)
+ {
+ if (strncmp(dpname, "pty", 3) == 0 && strlen(dpname) == 5)
+ {
+ DEBUG(3,
+ ("pty: try to open %s, line was %s\n", dpname,
+ line));
+ line[8] = dpname[3];
+ line[9] = dpname[4];
+ if ((master = sys_open(line, O_RDWR, 0)) >= 0)
+ {
+ DEBUG(3, ("pty: opened %s\n", line));
+ line[5] = 't';
+ *slave = line;
+ CloseDir(dirp);
+ return (master);
+ }
+ }
+ }
+ CloseDir(dirp);
+ return (-1);
}
-static int dochild(int master,char *slavedev, char *name, char *passwordprogram, BOOL as_root)
+static int dochild(int master, char *slavedev, char *name,
+ char *passwordprogram, BOOL as_root)
{
- int slave;
- struct termios stermios;
- struct passwd *pass = Get_Pwnam(name,True);
- gid_t gid;
- uid_t uid;
-
- if (pass == NULL) {
- DEBUG(0,("dochild: user name %s doesn't exist in the UNIX password database.\n",
- name));
- return False;
- }
-
- gid = pass->pw_gid;
- uid = pass->pw_uid;
-
- gain_root_privilege();
-
- /* Start new session - gets rid of controlling terminal. */
- if (setsid() < 0) {
- DEBUG(3,("Weirdness, couldn't let go of controlling terminal\n"));
- return(False);
- }
-
- /* Open slave pty and acquire as new controlling terminal. */
- if ((slave = sys_open(slavedev, O_RDWR, 0)) < 0) {
- DEBUG(3,("More weirdness, could not open %s\n",
- slavedev));
- return(False);
- }
+ int slave;
+ struct termios stermios;
+ struct passwd *pass = Get_Pwnam(name, True);
+ gid_t gid;
+ uid_t uid;
+
+ if (pass == NULL)
+ {
+ DEBUG(0,
+ ("dochild: user name %s doesn't exist in the UNIX password database.\n",
+ name));
+ return False;
+ }
+
+ gid = pass->pw_gid;
+ uid = pass->pw_uid;
+
+ gain_root_privilege();
+
+ /* Start new session - gets rid of controlling terminal. */
+ if (setsid() < 0)
+ {
+ DEBUG(3,
+ ("Weirdness, couldn't let go of controlling terminal\n"));
+ return (False);
+ }
+
+ /* Open slave pty and acquire as new controlling terminal. */
+ if ((slave = sys_open(slavedev, O_RDWR, 0)) < 0)
+ {
+ DEBUG(3, ("More weirdness, could not open %s\n", slavedev));
+ return (False);
+ }
#ifdef I_PUSH
- ioctl(slave, I_PUSH, "ptem");
- ioctl(slave, I_PUSH, "ldterm");
+ ioctl(slave, I_PUSH, "ptem");
+ ioctl(slave, I_PUSH, "ldterm");
#elif defined(TIOCSCTTY)
- if (ioctl(slave,TIOCSCTTY,0) <0) {
- DEBUG(3,("Error in ioctl call for slave pty\n"));
- /* return(False); */
- }
-#endif
-
- /* Close master. */
- close(master);
-
- /* Make slave stdin/out/err of child. */
-
- if (dup2(slave, STDIN_FILENO) != STDIN_FILENO) {
- DEBUG(3,("Could not re-direct stdin\n"));
- return(False);
- }
- if (dup2(slave, STDOUT_FILENO) != STDOUT_FILENO) {
- DEBUG(3,("Could not re-direct stdout\n"));
- return(False);
- }
- if (dup2(slave, STDERR_FILENO) != STDERR_FILENO) {
- DEBUG(3,("Could not re-direct stderr\n"));
- return(False);
- }
- if (slave > 2) close(slave);
-
- /* Set proper terminal attributes - no echo, canonical input processing,
- no map NL to CR/NL on output. */
-
- if (tcgetattr(0, &stermios) < 0) {
- DEBUG(3,("could not read default terminal attributes on pty\n"));
- return(False);
- }
- stermios.c_lflag &= ~(ECHO | ECHOE | ECHOK | ECHONL);
- stermios.c_lflag |= ICANON;
- stermios.c_oflag &= ~(ONLCR);
- if (tcsetattr(0, TCSANOW, &stermios) < 0) {
- DEBUG(3,("could not set attributes of pty\n"));
- return(False);
- }
-
- /* make us completely into the right uid */
- if (!as_root) {
- become_user_permanently(uid, gid);
- }
-
- DEBUG(10, ("Invoking '%s' as password change program.\n", passwordprogram));
-
- /* execl() password-change application */
- if (execl("/bin/sh","sh","-c",passwordprogram,NULL) < 0) {
- DEBUG(3,("Bad status returned from %s\n",passwordprogram));
- return(False);
- }
- return(True);
+ if (ioctl(slave, TIOCSCTTY, 0) < 0)
+ {
+ DEBUG(3, ("Error in ioctl call for slave pty\n"));
+ /* return(False); */
+ }
+#endif
+
+ /* Close master. */
+ close(master);
+
+ /* Make slave stdin/out/err of child. */
+
+ if (dup2(slave, STDIN_FILENO) != STDIN_FILENO)
+ {
+ DEBUG(3, ("Could not re-direct stdin\n"));
+ return (False);
+ }
+ if (dup2(slave, STDOUT_FILENO) != STDOUT_FILENO)
+ {
+ DEBUG(3, ("Could not re-direct stdout\n"));
+ return (False);
+ }
+ if (dup2(slave, STDERR_FILENO) != STDERR_FILENO)
+ {
+ DEBUG(3, ("Could not re-direct stderr\n"));
+ return (False);
+ }
+ if (slave > 2)
+ close(slave);
+
+ /* Set proper terminal attributes - no echo, canonical input processing,
+ no map NL to CR/NL on output. */
+
+ if (tcgetattr(0, &stermios) < 0)
+ {
+ DEBUG(3,
+ ("could not read default terminal attributes on pty\n"));
+ return (False);
+ }
+ stermios.c_lflag &= ~(ECHO | ECHOE | ECHOK | ECHONL);
+ stermios.c_lflag |= ICANON;
+ stermios.c_oflag &= ~(ONLCR);
+ if (tcsetattr(0, TCSANOW, &stermios) < 0)
+ {
+ DEBUG(3, ("could not set attributes of pty\n"));
+ return (False);
+ }
+
+ /* make us completely into the right uid */
+ if (!as_root)
+ {
+ become_user_permanently(uid, gid);
+ }
+
+ DEBUG(10,
+ ("Invoking '%s' as password change program.\n",
+ passwordprogram));
+
+ /* execl() password-change application */
+ if (execl("/bin/sh", "sh", "-c", passwordprogram, NULL) < 0)
+ {
+ DEBUG(3, ("Bad status returned from %s\n", passwordprogram));
+ return (False);
+ }
+ return (True);
}
static int expect(int master, char *issue, char *expected)
buffer[nread] = 0;
while ((len = read_with_timeout(master, buffer + nread, 1,
- sizeof(buffer) - nread - 1, timeout)) > 0)
+ sizeof(buffer) - nread - 1,
+ timeout)) > 0)
{
nread += len;
buffer[nread] = 0;
static void pwd_sub(char *buf)
{
- all_string_sub(buf,"\\n","\n",0);
- all_string_sub(buf,"\\r","\r",0);
- all_string_sub(buf,"\\s"," ",0);
- all_string_sub(buf,"\\t","\t",0);
+ all_string_sub(buf, "\\n", "\n", 0);
+ all_string_sub(buf, "\\r", "\r", 0);
+ all_string_sub(buf, "\\s", " ", 0);
+ all_string_sub(buf, "\\t", "\t", 0);
}
static int talktochild(int master, char *seq)
if (!expect(master, issue, expected))
{
- DEBUG(3,("Response %d incorrect\n", count));
+ DEBUG(3, ("Response %d incorrect\n", count));
return False;
}
return (count > 0);
}
-static BOOL chat_with_program(char *passwordprogram,char *name,char *chatsequence, BOOL as_root)
+static BOOL chat_with_program(char *passwordprogram, char *name,
+ char *chatsequence, BOOL as_root)
{
- char *slavedev;
- int master;
- pid_t pid, wpid;
- int wstat;
- BOOL chstat = False;
-
- /* allocate a pseudo-terminal device */
- if ((master = findpty (&slavedev)) < 0) {
- DEBUG(3,("Cannot Allocate pty for password change: %s\n",name));
- return(False);
- }
-
- /*
- * We need to temporarily stop CatchChild from eating
- * SIGCLD signals as it also eats the exit status code. JRA.
- */
-
- CatchChildLeaveStatus();
-
- if ((pid = fork()) < 0) {
- DEBUG(3,("Cannot fork() child for password change: %s\n",name));
- close(master);
- CatchChild();
- return(False);
- }
-
- /* we now have a pty */
- if (pid > 0){ /* This is the parent process */
- if ((chstat = talktochild(master, chatsequence)) == False) {
- DEBUG(3,("Child failed to change password: %s\n",name));
- kill(pid, SIGKILL); /* be sure to end this process */
- }
-
- while((wpid = sys_waitpid(pid, &wstat, 0)) < 0) {
- if(errno == EINTR) {
- errno = 0;
- continue;
- }
- break;
- }
-
- if (wpid < 0) {
- DEBUG(3,("The process is no longer waiting!\n\n"));
- close(master);
- CatchChild();
- return(False);
- }
-
- /*
- * Go back to ignoring children.
- */
- CatchChild();
-
- close(master);
-
- if (pid != wpid) {
- DEBUG(3,("We were waiting for the wrong process ID\n"));
- return(False);
- }
- if (WIFEXITED(wstat) == 0) {
- DEBUG(3,("The process exited while we were waiting\n"));
- return(False);
- }
- if (WEXITSTATUS(wstat) != 0) {
- DEBUG(3,("The status of the process exiting was %d\n", wstat));
- return(False);
- }
-
- } else {
- /* CHILD */
-
- /*
- * Lose any oplock capabilities.
- */
- set_process_capability(KERNEL_OPLOCK_CAPABILITY, False);
- set_inherited_process_capability(KERNEL_OPLOCK_CAPABILITY, False);
-
- /* make sure it doesn't freeze */
- alarm(20);
-
- if (as_root)
- become_root(False);
- DEBUG(3,("Dochild for user %s (uid=%d,gid=%d)\n",name,(int)getuid(),(int)getgid()));
- chstat = dochild(master, slavedev, name, passwordprogram, as_root);
+ char *slavedev;
+ int master;
+ pid_t pid, wpid;
+ int wstat;
+ BOOL chstat = False;
+
+ /* allocate a pseudo-terminal device */
+ if ((master = findpty(&slavedev)) < 0)
+ {
+ DEBUG(3,
+ ("Cannot Allocate pty for password change: %s\n",
+ name));
+ return (False);
+ }
/*
- * The child should never return from dochild() ....
+ * We need to temporarily stop CatchChild from eating
+ * SIGCLD signals as it also eats the exit status code. JRA.
*/
- DEBUG(0,("chat_with_program: Error: dochild() returned %d\n", chstat ));
- exit(1);
- }
+ CatchChildLeaveStatus();
+
+ if ((pid = fork()) < 0)
+ {
+ DEBUG(3,
+ ("Cannot fork() child for password change: %s\n",
+ name));
+ close(master);
+ CatchChild();
+ return (False);
+ }
+
+ /* we now have a pty */
+ if (pid > 0)
+ { /* This is the parent process */
+ if ((chstat = talktochild(master, chatsequence)) == False)
+ {
+ DEBUG(3,
+ ("Child failed to change password: %s\n",
+ name));
+ kill(pid, SIGKILL); /* be sure to end this process */
+ }
+
+ while ((wpid = sys_waitpid(pid, &wstat, 0)) < 0)
+ {
+ if (errno == EINTR)
+ {
+ errno = 0;
+ continue;
+ }
+ break;
+ }
+
+ if (wpid < 0)
+ {
+ DEBUG(3, ("The process is no longer waiting!\n\n"));
+ close(master);
+ CatchChild();
+ return (False);
+ }
+
+ /*
+ * Go back to ignoring children.
+ */
+ CatchChild();
+
+ close(master);
+
+ if (pid != wpid)
+ {
+ DEBUG(3,
+ ("We were waiting for the wrong process ID\n"));
+ return (False);
+ }
+ if (WIFEXITED(wstat) == 0)
+ {
+ DEBUG(3,
+ ("The process exited while we were waiting\n"));
+ return (False);
+ }
+ if (WEXITSTATUS(wstat) != 0)
+ {
+ DEBUG(3,
+ ("The status of the process exiting was %d\n",
+ wstat));
+ return (False);
+ }
+
+ }
+ else
+ {
+ /* CHILD */
- if (chstat)
- DEBUG(3,("Password change %ssuccessful for user %s\n", (chstat?"":"un"), name));
- return (chstat);
+ /*
+ * Lose any oplock capabilities.
+ */
+ set_process_capability(KERNEL_OPLOCK_CAPABILITY, False);
+ set_inherited_process_capability(KERNEL_OPLOCK_CAPABILITY,
+ False);
+
+ /* make sure it doesn't freeze */
+ alarm(20);
+
+ if (as_root)
+ become_root(False);
+ DEBUG(3,
+ ("Dochild for user %s (uid=%d,gid=%d)\n", name,
+ (int)getuid(), (int)getgid()));
+ chstat =
+ dochild(master, slavedev, name, passwordprogram,
+ as_root);
+
+ /*
+ * The child should never return from dochild() ....
+ */
+
+ DEBUG(0,
+ ("chat_with_program: Error: dochild() returned %d\n",
+ chstat));
+ exit(1);
+ }
+
+ if (chstat)
+ DEBUG(3,
+ ("Password change %ssuccessful for user %s\n",
+ (chstat ? "" : "un"), name));
+ return (chstat);
}
-BOOL chgpasswd(char *name,char *oldpass,char *newpass, BOOL as_root)
+BOOL chgpasswd(char *name, char *oldpass, char *newpass, BOOL as_root)
{
- pstring passwordprogram;
- pstring chatsequence;
- size_t i;
- size_t len;
+ pstring passwordprogram;
+ pstring chatsequence;
+ size_t i;
+ size_t len;
- strlower(name);
- DEBUG(3,("Password change for user: %s\n",name));
+ strlower(name);
+ DEBUG(3, ("Password change for user: %s\n", name));
#if DEBUG_PASSWORD
- DEBUG(100,("Passwords: old=%s new=%s\n",oldpass,newpass));
+ DEBUG(100, ("Passwords: old=%s new=%s\n", oldpass, newpass));
#endif
- /* Take the passed information and test it for minimum criteria */
- /* Minimum password length */
- if (strlen(newpass) < lp_min_passwd_length()) /* too short, must be at least MINPASSWDLENGTH */
- {
- DEBUG(0,("Password Change: user %s, New password is shorter than minimum password length = %d\n",
- name, lp_min_passwd_length()));
- return (False); /* inform the user */
- }
-
- /* Password is same as old password */
- if (strcmp(oldpass,newpass) == 0) /* don't allow same password */
- {
- DEBUG(2,("Password Change: %s, New password is same as old\n",name)); /* log the attempt */
- return (False); /* inform the user */
- }
-
- pstrcpy(passwordprogram,lp_passwd_program());
- pstrcpy(chatsequence,lp_passwd_chat());
-
- if (!*chatsequence) {
- DEBUG(2,("Null chat sequence - no password changing\n"));
- return(False);
- }
-
- if (!*passwordprogram) {
- DEBUG(2,("Null password program - no password changing\n"));
- return(False);
- }
-
- /*
- * Check the old and new passwords don't contain any control
- * characters.
- */
+ /* Take the passed information and test it for minimum criteria */
+ /* Minimum password length */
+ if (strlen(newpass) < lp_min_passwd_length()) /* too short, must be at least MINPASSWDLENGTH */
+ {
+ DEBUG(0,
+ ("Password Change: user %s, New password is shorter than minimum password length = %d\n",
+ name, lp_min_passwd_length()));
+ return (False); /* inform the user */
+ }
- len = strlen(oldpass);
- for(i = 0; i < len; i++) {
- if (iscntrl((int)oldpass[i])) {
- DEBUG(0,("chat_with_program: oldpass contains control characters (disallowed).\n"));
- return False;
- }
- }
-
- len = strlen(newpass);
- for(i = 0; i < len; i++) {
- if (iscntrl((int)newpass[i])) {
- DEBUG(0,("chat_with_program: newpass contains control characters (disallowed).\n"));
- return False;
- }
- }
-
- pstring_sub(passwordprogram,"%u",name);
- /* note that we do NOT substitute the %o and %n in the password program
- as this would open up a security hole where the user could use
- a new password containing shell escape characters */
-
- pstring_sub(chatsequence,"%u",name);
- all_string_sub(chatsequence,"%o",oldpass,sizeof(pstring));
- all_string_sub(chatsequence,"%n",newpass,sizeof(pstring));
- return(chat_with_program(passwordprogram,name,chatsequence, as_root));
+ /* Password is same as old password */
+ if (strcmp(oldpass, newpass) == 0) /* don't allow same password */
+ {
+ DEBUG(2,
+ ("Password Change: %s, New password is same as old\n", name)); /* log the attempt */
+ return (False); /* inform the user */
+ }
+
+ pstrcpy(passwordprogram, lp_passwd_program());
+ pstrcpy(chatsequence, lp_passwd_chat());
+
+ if (!*chatsequence)
+ {
+ DEBUG(2, ("Null chat sequence - no password changing\n"));
+ return (False);
+ }
+
+ if (!*passwordprogram)
+ {
+ DEBUG(2, ("Null password program - no password changing\n"));
+ return (False);
+ }
+
+ /*
+ * Check the old and new passwords don't contain any control
+ * characters.
+ */
+
+ len = strlen(oldpass);
+ for (i = 0; i < len; i++)
+ {
+ if (iscntrl((int)oldpass[i]))
+ {
+ DEBUG(0,
+ ("chat_with_program: oldpass contains control characters (disallowed).\n"));
+ return False;
+ }
+ }
+
+ len = strlen(newpass);
+ for (i = 0; i < len; i++)
+ {
+ if (iscntrl((int)newpass[i]))
+ {
+ DEBUG(0,
+ ("chat_with_program: newpass contains control characters (disallowed).\n"));
+ return False;
+ }
+ }
+
+ pstring_sub(passwordprogram, "%u", name);
+ /* note that we do NOT substitute the %o and %n in the password program
+ as this would open up a security hole where the user could use
+ a new password containing shell escape characters */
+
+ pstring_sub(chatsequence, "%u", name);
+ all_string_sub(chatsequence, "%o", oldpass, sizeof(pstring));
+ all_string_sub(chatsequence, "%n", newpass, sizeof(pstring));
+ return (chat_with_program
+ (passwordprogram, name, chatsequence, as_root));
}
#else /* ALLOW_CHANGE_PASSWORD */
-BOOL chgpasswd(char *name,char *oldpass,char *newpass, BOOL as_root)
+BOOL chgpasswd(char *name, char *oldpass, char *newpass, BOOL as_root)
{
- DEBUG(0,("Password changing not compiled in (user=%s)\n",name));
- return(False);
+ DEBUG(0, ("Password changing not compiled in (user=%s)\n", name));
+ return (False);
}
#endif /* ALLOW_CHANGE_PASSWORD */
Code to check the lanman hashed password.
************************************************************/
-BOOL check_lanman_password(char *user, uchar *pass1,
- uchar *pass2, struct smb_passwd **psmbpw)
+BOOL check_lanman_password(char *user, uchar * pass1,
+ uchar * pass2, struct smb_passwd **psmbpw)
{
- static uchar null_pw[16];
- uchar unenc_new_pw[16];
- uchar unenc_old_pw[16];
- struct smb_passwd *smbpw;
-
- *psmbpw = NULL;
-
- become_root(0);
- smbpw = getsmbpwnam(user);
- unbecome_root(0);
-
- if (smbpw == NULL)
- {
- DEBUG(0,("check_lanman_password: getsmbpwnam returned NULL\n"));
- return False;
- }
-
- if (smbpw->acct_ctrl & ACB_DISABLED)
- {
- DEBUG(0,("check_lanman_password: account %s disabled.\n", user));
- return False;
- }
-
- if ((smbpw->smb_passwd == NULL) && (smbpw->acct_ctrl & ACB_PWNOTREQ))
- {
- uchar no_pw[14];
- memset(no_pw, '\0', 14);
- E_P16(no_pw, null_pw);
- smbpw->smb_passwd = null_pw;
- } else if (smbpw->smb_passwd == NULL) {
- DEBUG(0,("check_lanman_password: no lanman password !\n"));
- return False;
- }
-
- /* Get the new lanman hash. */
- D_P16(smbpw->smb_passwd, pass2, unenc_new_pw);
-
- /* Use this to get the old lanman hash. */
- D_P16(unenc_new_pw, pass1, unenc_old_pw);
-
- /* Check that the two old passwords match. */
- if (memcmp(smbpw->smb_passwd, unenc_old_pw, 16))
- {
- DEBUG(0,("check_lanman_password: old password doesn't match.\n"));
- return False;
- }
-
- *psmbpw = smbpw;
- return True;
+ static uchar null_pw[16];
+ uchar unenc_new_pw[16];
+ uchar unenc_old_pw[16];
+ struct smb_passwd *smbpw;
+
+ *psmbpw = NULL;
+
+ become_root(0);
+ smbpw = getsmbpwnam(user);
+ unbecome_root(0);
+
+ if (smbpw == NULL)
+ {
+ DEBUG(0,
+ ("check_lanman_password: getsmbpwnam returned NULL\n"));
+ return False;
+ }
+
+ if (smbpw->acct_ctrl & ACB_DISABLED)
+ {
+ DEBUG(0,
+ ("check_lanman_password: account %s disabled.\n",
+ user));
+ return False;
+ }
+
+ if ((smbpw->smb_passwd == NULL) && (smbpw->acct_ctrl & ACB_PWNOTREQ))
+ {
+ uchar no_pw[14];
+ memset(no_pw, '\0', 14);
+ E_P16(no_pw, null_pw);
+ smbpw->smb_passwd = null_pw;
+ }
+ else if (smbpw->smb_passwd == NULL)
+ {
+ DEBUG(0, ("check_lanman_password: no lanman password !\n"));
+ return False;
+ }
+
+ /* Get the new lanman hash. */
+ D_P16(smbpw->smb_passwd, pass2, unenc_new_pw);
+
+ /* Use this to get the old lanman hash. */
+ D_P16(unenc_new_pw, pass1, unenc_old_pw);
+
+ /* Check that the two old passwords match. */
+ if (memcmp(smbpw->smb_passwd, unenc_old_pw, 16))
+ {
+ DEBUG(0,
+ ("check_lanman_password: old password doesn't match.\n"));
+ return False;
+ }
+
+ *psmbpw = smbpw;
+ return True;
}
/***********************************************************
no longer be valid.
************************************************************/
-BOOL change_lanman_password(struct smb_passwd *smbpw, uchar *pass1, uchar *pass2)
+BOOL change_lanman_password(struct smb_passwd *smbpw, uchar * pass1,
+ uchar * pass2)
{
- static uchar null_pw[16];
- uchar unenc_new_pw[16];
- BOOL ret;
-
- if (smbpw == NULL)
- {
- DEBUG(0,("change_lanman_password: no smb password entry.\n"));
- return False;
- }
-
- if (smbpw->acct_ctrl & ACB_DISABLED)
- {
- DEBUG(0,("change_lanman_password: account %s disabled.\n", smbpw->smb_name));
- return False;
- }
-
- if ((smbpw->smb_passwd == NULL) && (smbpw->acct_ctrl & ACB_PWNOTREQ))
- {
- uchar no_pw[14];
- memset(no_pw, '\0', 14);
- E_P16(no_pw, null_pw);
- smbpw->smb_passwd = null_pw;
- } else if (smbpw->smb_passwd == NULL) {
- DEBUG(0,("change_lanman_password: no lanman password !\n"));
- return False;
- }
-
- /* Get the new lanman hash. */
- D_P16(smbpw->smb_passwd, pass2, unenc_new_pw);
-
- smbpw->smb_passwd = unenc_new_pw;
- smbpw->smb_nt_passwd = NULL; /* We lose the NT hash. Sorry. */
-
- /* Now write it into the file. */
- become_root(0);
- ret = mod_smbpwd_entry(smbpw,False);
- unbecome_root(0);
-
- return ret;
+ static uchar null_pw[16];
+ uchar unenc_new_pw[16];
+ BOOL ret;
+
+ if (smbpw == NULL)
+ {
+ DEBUG(0,
+ ("change_lanman_password: no smb password entry.\n"));
+ return False;
+ }
+
+ if (smbpw->acct_ctrl & ACB_DISABLED)
+ {
+ DEBUG(0,
+ ("change_lanman_password: account %s disabled.\n",
+ smbpw->smb_name));
+ return False;
+ }
+
+ if ((smbpw->smb_passwd == NULL) && (smbpw->acct_ctrl & ACB_PWNOTREQ))
+ {
+ uchar no_pw[14];
+ memset(no_pw, '\0', 14);
+ E_P16(no_pw, null_pw);
+ smbpw->smb_passwd = null_pw;
+ }
+ else if (smbpw->smb_passwd == NULL)
+ {
+ DEBUG(0, ("change_lanman_password: no lanman password !\n"));
+ return False;
+ }
+
+ /* Get the new lanman hash. */
+ D_P16(smbpw->smb_passwd, pass2, unenc_new_pw);
+
+ smbpw->smb_passwd = unenc_new_pw;
+ smbpw->smb_nt_passwd = NULL; /* We lose the NT hash. Sorry. */
+
+ /* Now write it into the file. */
+ become_root(0);
+ ret = mod_smbpwd_entry(smbpw, False);
+ unbecome_root(0);
+
+ return ret;
}
/***********************************************************
Code to check and change the OEM hashed password.
************************************************************/
BOOL pass_oem_change(char *user,
- uchar *lmdata, uchar *lmhash,
- uchar *ntdata, uchar *nthash)
+ uchar * lmdata, uchar * lmhash,
+ uchar * ntdata, uchar * nthash)
{
fstring new_passwd;
struct smb_passwd *sampw;
- BOOL ret = check_oem_password( user, lmdata, lmhash, ntdata, nthash,
- &sampw,
- new_passwd, sizeof(new_passwd));
+ BOOL ret = check_oem_password(user, lmdata, lmhash, ntdata, nthash,
+ &sampw,
+ new_passwd, sizeof(new_passwd));
/*
* At this point we have the new case-sensitive plaintext
* available. JRA.
*/
- if ( ret && lp_unix_password_sync())
+ if (ret && lp_unix_password_sync())
{
- ret = chgpasswd(user,"", new_passwd, True);
+ ret = chgpasswd(user, "", new_passwd, True);
}
if (ret)
{
- ret = change_oem_password( sampw, new_passwd, False );
+ ret = change_oem_password(sampw, new_passwd, False);
}
memset(new_passwd, 0, sizeof(new_passwd));
************************************************************/
BOOL check_oem_password(char *user,
- uchar *lmdata, uchar *lmhash,
- uchar *ntdata, uchar *nthash,
- struct smb_passwd **psmbpw, char *new_passwd,
- int new_passwd_size)
+ uchar * lmdata, uchar * lmhash,
+ uchar * ntdata, uchar * nthash,
+ struct smb_passwd **psmbpw, char *new_passwd,
+ int new_passwd_size)
{
static uchar null_pw[16];
static uchar null_ntpw[16];
if (smbpw == NULL)
{
- DEBUG(0,("check_oem_password: getsmbpwnam returned NULL\n"));
+ DEBUG(0, ("check_oem_password: getsmbpwnam returned NULL\n"));
return False;
}
if (smbpw->acct_ctrl & ACB_DISABLED)
{
- DEBUG(0,("check_lanman_password: account %s disabled.\n", user));
+ DEBUG(0,
+ ("check_lanman_password: account %s disabled.\n",
+ user));
return False;
}
{
smbpw->smb_passwd = null_pw;
}
- else
+ else
{
- DEBUG(0,("check_oem_password: no lanman password !\n"));
+ DEBUG(0,
+ ("check_oem_password: no lanman password !\n"));
return False;
}
}
{
smbpw->smb_nt_passwd = null_pw;
}
- else
+ else
{
- DEBUG(0,("check_oem_password: no ntlm password !\n"));
+ DEBUG(0,
+ ("check_oem_password: no ntlm password !\n"));
return False;
}
}
/*
* Call the hash function to get the new password.
*/
- SamOEMhash( (uchar *)lmdata, (uchar *)smbpw->smb_passwd, True);
+ SamOEMhash((uchar *) lmdata, (uchar *) smbpw->smb_passwd, True);
/*
* The length of the new password is in the last 4 bytes of
new_pw_len = IVAL(lmdata, 512);
if (new_pw_len < 0 || new_pw_len > new_passwd_size - 1)
{
- DEBUG(0,("check_oem_password: incorrect password length (%d).\n", new_pw_len));
+ DEBUG(0,
+ ("check_oem_password: incorrect password length (%d).\n",
+ new_pw_len));
return False;
}
int uni_pw_len = new_pw_len;
char *pw;
new_pw_len /= 2;
- pw = dos_unistrn2((uint16*)(&lmdata[512-uni_pw_len]), new_pw_len);
- memcpy(new_passwd, pw, new_pw_len+1);
+ pw =
+ dos_unistrn2((uint16 *)(&lmdata[512 - uni_pw_len]),
+ new_pw_len);
+ memcpy(new_passwd, pw, new_pw_len + 1);
}
else
{
- memcpy(new_passwd, &lmdata[512-new_pw_len], new_pw_len);
+ memcpy(new_passwd, &lmdata[512 - new_pw_len], new_pw_len);
new_passwd[new_pw_len] = '\0';
}
* Now use new_p16 as the key to see if the old
* password matches.
*/
- D_P16(new_p16 , lmhash, unenc_old_pw);
+ D_P16(new_p16, lmhash, unenc_old_pw);
if (memcmp(smbpw->smb_passwd, unenc_old_pw, 16))
{
- DEBUG(0,("check_oem_password: old lm password doesn't match.\n"));
+ DEBUG(0,
+ ("check_oem_password: old lm password doesn't match.\n"));
return False;
}
#ifdef DEBUG_PASSWORD
- DEBUG(100,("check_oem_password: password %s ok\n", new_passwd));
+ DEBUG(100,
+ ("check_oem_password: password %s ok\n", new_passwd));
#endif
return True;
}
if (memcmp(smbpw->smb_passwd, unenc_old_pw, 16))
{
- DEBUG(0,("check_oem_password: old lm password doesn't match.\n"));
+ DEBUG(0,
+ ("check_oem_password: old lm password doesn't match.\n"));
return False;
}
if (memcmp(smbpw->smb_nt_passwd, unenc_old_ntpw, 16))
{
- DEBUG(0,("check_oem_password: old nt password doesn't match.\n"));
+ DEBUG(0,
+ ("check_oem_password: old nt password doesn't match.\n"));
return False;
}
#ifdef DEBUG_PASSWORD
- DEBUG(100,("check_oem_password: password %s ok\n", new_passwd));
+ DEBUG(100, ("check_oem_password: password %s ok\n", new_passwd));
#endif
return True;
}
override = True, override XXXXXXXXXX'd password
************************************************************/
-BOOL change_oem_password(struct smb_passwd *smbpw, char *new_passwd, BOOL override)
+BOOL change_oem_password(struct smb_passwd *smbpw, char *new_passwd,
+ BOOL override)
{
- int ret;
- uchar new_nt_p16[16];
- uchar new_p16[16];
+ int ret;
+ uchar new_nt_p16[16];
+ uchar new_p16[16];
- nt_lm_owf_gen(new_passwd, new_nt_p16, new_p16);
+ nt_lm_owf_gen(new_passwd, new_nt_p16, new_p16);
- smbpw->smb_passwd = new_p16;
- smbpw->smb_nt_passwd = new_nt_p16;
-
- /* Now write it into the file. */
- become_root(0);
- ret = mod_smbpwd_entry(smbpw,override);
- unbecome_root(0);
+ smbpw->smb_passwd = new_p16;
+ smbpw->smb_nt_passwd = new_nt_p16;
- memset(new_passwd, '\0', strlen(new_passwd));
+ /* Now write it into the file. */
+ become_root(0);
+ ret = mod_smbpwd_entry(smbpw, override);
+ unbecome_root(0);
- return ret;
+ memset(new_passwd, '\0', strlen(new_passwd));
+
+ return ret;
}
/***********************************************************
Code to check a plaintext password against smbpasswd entries.
***********************************************************/
-BOOL check_plaintext_password(char *user,char *old_passwd,
- int old_passwd_size, struct smb_passwd **psmbpw)
+BOOL check_plaintext_password(char *user, char *old_passwd,
+ int old_passwd_size, struct smb_passwd **psmbpw)
{
- struct smb_passwd *smbpw = NULL;
- uchar old_pw[16],old_ntpw[16];
+ struct smb_passwd *smbpw = NULL;
+ uchar old_pw[16], old_ntpw[16];
- become_root(False);
- *psmbpw = smbpw = getsmbpwnam(user);
- unbecome_root(False);
+ become_root(False);
+ *psmbpw = smbpw = getsmbpwnam(user);
+ unbecome_root(False);
- if (smbpw == NULL) {
- DEBUG(0,("check_plaintext_password: getsmbpwnam returned NULL\n"));
- return False;
- }
+ if (smbpw == NULL)
+ {
+ DEBUG(0,
+ ("check_plaintext_password: getsmbpwnam returned NULL\n"));
+ return False;
+ }
- if (smbpw->acct_ctrl & ACB_DISABLED) {
- DEBUG(0,("check_plaintext_password: account %s disabled.\n", user));
- return(False);
- }
+ if (smbpw->acct_ctrl & ACB_DISABLED)
+ {
+ DEBUG(0,
+ ("check_plaintext_password: account %s disabled.\n",
+ user));
+ return (False);
+ }
- nt_lm_owf_gen(old_passwd,old_ntpw,old_pw);
+ nt_lm_owf_gen(old_passwd, old_ntpw, old_pw);
#ifdef DEBUG_PASSWORD
- DEBUG(100,("check_plaintext_password: smbpw->smb_nt_passwd \n"));
- dump_data(100,smbpw->smb_nt_passwd,16);
- DEBUG(100,("check_plaintext_password: old_ntpw \n"));
- dump_data(100,old_ntpw,16);
- DEBUG(100,("check_plaintext_password: smbpw->smb_passwd \n"));
- dump_data(100,smbpw->smb_passwd,16);
- DEBUG(100,("check_plaintext_password: old_pw\n"));
- dump_data(100,old_pw,16);
+ DEBUG(100, ("check_plaintext_password: smbpw->smb_nt_passwd \n"));
+ dump_data(100, smbpw->smb_nt_passwd, 16);
+ DEBUG(100, ("check_plaintext_password: old_ntpw \n"));
+ dump_data(100, old_ntpw, 16);
+ DEBUG(100, ("check_plaintext_password: smbpw->smb_passwd \n"));
+ dump_data(100, smbpw->smb_passwd, 16);
+ DEBUG(100, ("check_plaintext_password: old_pw\n"));
+ dump_data(100, old_pw, 16);
#endif
- if(memcmp(smbpw->smb_nt_passwd,old_ntpw,16) && memcmp(smbpw->smb_passwd,old_pw,16))
- return(False);
- else
- return(True);
+ if (memcmp(smbpw->smb_nt_passwd, old_ntpw, 16)
+ && memcmp(smbpw->smb_passwd, old_pw, 16))
+ return (False);
+ else
+ return (True);
}
git.samba.org / kai / samba.git / commitdiff