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authorGünther Deschner <gd@samba.org>2010-05-07 19:26:06 +0200
committerGünther Deschner <gd@samba.org>2010-05-26 22:16:43 +0200
commit14b03d132bba45b368a07de4c4ed3ce73a8e1bde (patch)
tree38234c30de8edfddea6414adac59d3139df928fd /source3
parent7fa2129db665331dcfd2f1849220ea3278252ce3 (diff)
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s3-smbd: remove unused change/check_lanman_password.
Guenther
Diffstat (limited to 'source3')
-rw-r--r--source3/include/proto.h9
-rw-r--r--source3/smbd/chgpasswd.c262
2 files changed, 59 insertions, 212 deletions
diff --git a/source3/include/proto.h b/source3/include/proto.h
index 3bff172d4f..cadbbd99a1 100644
--- a/source3/include/proto.h
+++ b/source3/include/proto.h
@@ -5369,24 +5369,15 @@ NTSTATUS change_trust_account_password( const char *domain, const char *remote_m
bool chgpasswd(const char *name, const struct passwd *pass,
const char *oldpass, const char *newpass, bool as_root);
-bool chgpasswd(const char *name, const struct passwd *pass,
- const char *oldpass, const char *newpass, bool as_root);
-bool check_lanman_password(char *user, uchar * pass1,
- uchar * pass2, struct samu **hnd);
-bool change_lanman_password(struct samu *sampass, uchar *pass2);
NTSTATUS pass_oem_change(char *user,
uchar password_encrypted_with_lm_hash[516],
const uchar old_lm_hash_encrypted[16],
uchar password_encrypted_with_nt_hash[516],
const uchar old_nt_hash_encrypted[16],
enum samPwdChangeReason *reject_reason);
-bool password_in_history(uint8_t nt_pw[NT_HASH_LEN],
- uint32_t pw_history_len,
- const uint8_t *pw_history);
NTSTATUS check_password_complexity(const char *username,
const char *password,
enum samPwdChangeReason *samr_reject_reason);
-NTSTATUS change_oem_password(struct samu *hnd, char *old_passwd, char *new_passwd, bool as_root, enum samPwdChangeReason *samr_reject_reason);
/* The following definitions come from smbd/close.c */
diff --git a/source3/smbd/chgpasswd.c b/source3/smbd/chgpasswd.c
index 735f57d0df..3a23321889 100644
--- a/source3/smbd/chgpasswd.c
+++ b/source3/smbd/chgpasswd.c
@@ -49,14 +49,6 @@
#include "../libcli/auth/libcli_auth.h"
#include "../lib/crypto/arcfour.h"
-static NTSTATUS check_oem_password(const char *user,
- uchar password_encrypted_with_lm_hash[516],
- const uchar old_lm_hash_encrypted[16],
- uchar password_encrypted_with_nt_hash[516],
- const uchar old_nt_hash_encrypted[16],
- struct samu *sampass,
- char **pp_new_passwd);
-
#if ALLOW_CHANGE_PASSWORD
static int findpty(char **slave)
@@ -635,197 +627,6 @@ bool chgpasswd(const char *name, const struct passwd *pass,
#endif /* ALLOW_CHANGE_PASSWORD */
/***********************************************************
- Code to check the lanman hashed password.
-************************************************************/
-
-bool check_lanman_password(char *user, uchar * pass1,
- uchar * pass2, struct samu **hnd)
-{
- uchar unenc_new_pw[16];
- uchar unenc_old_pw[16];
- struct samu *sampass = NULL;
- uint32 acct_ctrl;
- const uint8 *lanman_pw;
- bool ret;
-
- if ( !(sampass = samu_new(NULL)) ) {
- DEBUG(0, ("samu_new() failed!\n"));
- return False;
- }
-
- become_root();
- ret = pdb_getsampwnam(sampass, user);
- unbecome_root();
-
- if (ret == False) {
- DEBUG(0,("check_lanman_password: getsampwnam returned NULL\n"));
- TALLOC_FREE(sampass);
- return False;
- }
-
- acct_ctrl = pdb_get_acct_ctrl (sampass);
- lanman_pw = pdb_get_lanman_passwd (sampass);
-
- if (acct_ctrl & ACB_DISABLED) {
- DEBUG(0,("check_lanman_password: account %s disabled.\n", user));
- TALLOC_FREE(sampass);
- return False;
- }
-
- if (lanman_pw == NULL) {
- if (acct_ctrl & ACB_PWNOTREQ) {
- /* this saves the pointer for the caller */
- *hnd = sampass;
- return True;
- } else {
- DEBUG(0, ("check_lanman_password: no lanman password !\n"));
- TALLOC_FREE(sampass);
- return False;
- }
- }
-
- /* Get the new lanman hash. */
- D_P16(lanman_pw, 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(lanman_pw, unenc_old_pw, 16)) {
- DEBUG(0,("check_lanman_password: old password doesn't match.\n"));
- TALLOC_FREE(sampass);
- return False;
- }
-
- /* this saves the pointer for the caller */
- *hnd = sampass;
- return True;
-}
-
-/***********************************************************
- Code to change the lanman hashed password.
- It nulls out the NT hashed password as it will
- no longer be valid.
- NOTE this function is designed to be called as root. Check the old password
- is correct before calling. JRA.
-************************************************************/
-
-bool change_lanman_password(struct samu *sampass, uchar *pass2)
-{
- uchar null_pw[16];
- uchar unenc_new_pw[16];
- bool ret;
- uint32 acct_ctrl;
- const uint8 *pwd;
-
- if (sampass == NULL) {
- DEBUG(0,("change_lanman_password: no smb password entry.\n"));
- return False;
- }
-
- acct_ctrl = pdb_get_acct_ctrl(sampass);
- pwd = pdb_get_lanman_passwd(sampass);
-
- if (acct_ctrl & ACB_DISABLED) {
- DEBUG(0,("change_lanman_password: account %s disabled.\n",
- pdb_get_username(sampass)));
- return False;
- }
-
- if (pwd == NULL) {
- if (acct_ctrl & ACB_PWNOTREQ) {
- uchar no_pw[14];
-
- ZERO_STRUCT(no_pw);
-
- E_P16(no_pw, null_pw);
-
- pwd = null_pw;
- } else {
- DEBUG(0,("change_lanman_password: no lanman password !\n"));
- return False;
- }
- }
-
- /* Get the new lanman hash. */
- D_P16(pwd, pass2, unenc_new_pw);
-
- if (!pdb_set_lanman_passwd(sampass, unenc_new_pw, PDB_CHANGED)) {
- return False;
- }
-
- if (!pdb_set_nt_passwd (sampass, NULL, PDB_CHANGED)) {
- return False; /* We lose the NT hash. Sorry. */
- }
-
- if (!pdb_set_pass_last_set_time (sampass, time(NULL), PDB_CHANGED)) {
- TALLOC_FREE(sampass);
- /* Not quite sure what this one qualifies as, but this will do */
- return False;
- }
-
- /* Now flush the sam_passwd struct to persistent storage */
- ret = NT_STATUS_IS_OK(pdb_update_sam_account (sampass));
-
- return ret;
-}
-
-/***********************************************************
- Code to check and change the OEM hashed password.
-************************************************************/
-
-NTSTATUS pass_oem_change(char *user,
- uchar password_encrypted_with_lm_hash[516],
- const uchar old_lm_hash_encrypted[16],
- uchar password_encrypted_with_nt_hash[516],
- const uchar old_nt_hash_encrypted[16],
- enum samPwdChangeReason *reject_reason)
-{
- char *new_passwd = NULL;
- struct samu *sampass = NULL;
- NTSTATUS nt_status;
- bool ret = false;
-
- if (!(sampass = samu_new(NULL))) {
- return NT_STATUS_NO_MEMORY;
- }
-
- become_root();
- ret = pdb_getsampwnam(sampass, user);
- unbecome_root();
-
- if (ret == false) {
- DEBUG(0,("pass_oem_change: getsmbpwnam returned NULL\n"));
- TALLOC_FREE(sampass);
- return NT_STATUS_NO_SUCH_USER;
- }
-
- nt_status = check_oem_password(user,
- password_encrypted_with_lm_hash,
- old_lm_hash_encrypted,
- password_encrypted_with_nt_hash,
- old_nt_hash_encrypted,
- sampass,
- &new_passwd);
-
- if (!NT_STATUS_IS_OK(nt_status)) {
- TALLOC_FREE(sampass);
- return nt_status;
- }
-
- /* We've already checked the old password here.... */
- become_root();
- nt_status = change_oem_password(sampass, NULL, new_passwd, True, reject_reason);
- unbecome_root();
-
- memset(new_passwd, 0, strlen(new_passwd));
-
- TALLOC_FREE(sampass);
-
- return nt_status;
-}
-
-/***********************************************************
Decrypt and verify a user password change.
The 516 byte long buffers are encrypted with the old NT and
@@ -1010,9 +811,9 @@ static NTSTATUS check_oem_password(const char *user,
return NT_STATUS_WRONG_PASSWORD;
}
-bool password_in_history(uint8_t nt_pw[NT_HASH_LEN],
- uint32_t pw_history_len,
- const uint8_t *pw_history)
+static bool password_in_history(uint8_t nt_pw[NT_HASH_LEN],
+ uint32_t pw_history_len,
+ const uint8_t *pw_history)
{
static const uint8_t zero_md5_nt_pw[SALTED_MD5_HASH_LEN] = { 0, };
int i;
@@ -1157,7 +958,7 @@ NTSTATUS check_password_complexity(const char *username,
is correct before calling. JRA.
************************************************************/
-NTSTATUS change_oem_password(struct samu *hnd, char *old_passwd, char *new_passwd, bool as_root, enum samPwdChangeReason *samr_reject_reason)
+static NTSTATUS change_oem_password(struct samu *hnd, char *old_passwd, char *new_passwd, bool as_root, enum samPwdChangeReason *samr_reject_reason)
{
uint32 min_len;
uint32 refuse;
@@ -1264,3 +1065,58 @@ NTSTATUS change_oem_password(struct samu *hnd, char *old_passwd, char *new_passw
/* Now write it into the file. */
return pdb_update_sam_account (hnd);
}
+
+/***********************************************************
+ Code to check and change the OEM hashed password.
+************************************************************/
+
+NTSTATUS pass_oem_change(char *user,
+ uchar password_encrypted_with_lm_hash[516],
+ const uchar old_lm_hash_encrypted[16],
+ uchar password_encrypted_with_nt_hash[516],
+ const uchar old_nt_hash_encrypted[16],
+ enum samPwdChangeReason *reject_reason)
+{
+ char *new_passwd = NULL;
+ struct samu *sampass = NULL;
+ NTSTATUS nt_status;
+ bool ret = false;
+
+ if (!(sampass = samu_new(NULL))) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ become_root();
+ ret = pdb_getsampwnam(sampass, user);
+ unbecome_root();
+
+ if (ret == false) {
+ DEBUG(0,("pass_oem_change: getsmbpwnam returned NULL\n"));
+ TALLOC_FREE(sampass);
+ return NT_STATUS_NO_SUCH_USER;
+ }
+
+ nt_status = check_oem_password(user,
+ password_encrypted_with_lm_hash,
+ old_lm_hash_encrypted,
+ password_encrypted_with_nt_hash,
+ old_nt_hash_encrypted,
+ sampass,
+ &new_passwd);
+
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ TALLOC_FREE(sampass);
+ return nt_status;
+ }
+
+ /* We've already checked the old password here.... */
+ become_root();
+ nt_status = change_oem_password(sampass, NULL, new_passwd, True, reject_reason);
+ unbecome_root();
+
+ memset(new_passwd, 0, strlen(new_passwd));
+
+ TALLOC_FREE(sampass);
+
+ return nt_status;
+}