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[SAMSRV]

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Add new passwords to the password history and move the whole password setting code into a separate function.

svn path=/trunk/; revision=58278
This commit is contained in:
Eric Kohl 2013-02-03 00:13:53 +00:00
parent 90047dad52
commit 0b9d197db8
3 changed files with 215 additions and 44 deletions
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53
reactos/dll/win32/samsrv/samrpc.c
View file

@ -6533,51 +6533,16 @@ SampSetUserInternal1(PSAM_DB_OBJECT UserObject,
ULONG Length = 0;
NTSTATUS Status = STATUS_SUCCESS;
if (Buffer->Internal1.NtPasswordPresent)
{
/* FIXME: Decrypt NT password */
/* FIXME: Decrypt NT password */
/* FIXME: Decrypt LM password */
Status = SampSetObjectAttribute(UserObject,
L"NTPwd",
REG_BINARY,
&Buffer->Internal1.EncryptedNtOwfPassword,
sizeof(ENCRYPTED_NT_OWF_PASSWORD));
if (!NT_SUCCESS(Status))
goto done;
}
else
{
Status = SampSetObjectAttribute(UserObject,
L"NTPwd",
REG_BINARY,
NULL,
0);
if (!NT_SUCCESS(Status))
goto done;
}
if (Buffer->Internal1.LmPasswordPresent)
{
/* FIXME: Decrypt LM password */
Status = SampSetObjectAttribute(UserObject,
L"LMPwd",
REG_BINARY,
&Buffer->Internal1.EncryptedLmOwfPassword,
sizeof(ENCRYPTED_LM_OWF_PASSWORD));
if (!NT_SUCCESS(Status))
goto done;
}
else
{
Status = SampSetObjectAttribute(UserObject,
L"LMPwd",
REG_BINARY,
NULL,
0);
if (!NT_SUCCESS(Status))
goto done;
}
Status = SampSetUserPassword(UserObject,
&Buffer->Internal1.EncryptedNtOwfPassword,
Buffer->Internal1.NtPasswordPresent,
&Buffer->Internal1.EncryptedLmOwfPassword,
Buffer->Internal1.LmPasswordPresent);
if (!NT_SUCCESS(Status))
goto done;
/* Get the fixed user attributes */
Length = sizeof(SAM_USER_FIXED_DATA);

7
reactos/dll/win32/samsrv/samsrv.h
View file

@ -297,4 +297,11 @@ SampSetUserGroupAttributes(IN PSAM_DB_OBJECT DomainObject,
IN ULONG GroupId,
IN ULONG GroupAttributes);
NTSTATUS
SampSetUserPassword(IN PSAM_DB_OBJECT UserObject,
IN PENCRYPTED_NT_OWF_PASSWORD NtPassword,
IN BOOLEAN NtPasswordPresent,
IN PENCRYPTED_LM_OWF_PASSWORD LmPassword,
IN BOOLEAN LmPasswordPresent);
/* EOF */

199
reactos/dll/win32/samsrv/user.c
View file

@ -319,4 +319,203 @@ done:
return Status;
}
NTSTATUS
SampSetUserPassword(IN PSAM_DB_OBJECT UserObject,
IN PENCRYPTED_NT_OWF_PASSWORD NtPassword,
IN BOOLEAN NtPasswordPresent,
IN PENCRYPTED_LM_OWF_PASSWORD LmPassword,
IN BOOLEAN LmPasswordPresent)
{
PENCRYPTED_NT_OWF_PASSWORD NtHistory = NULL;
PENCRYPTED_LM_OWF_PASSWORD LmHistory = NULL;
ULONG NtHistoryLength = 0;
ULONG LmHistoryLength = 0;
ULONG CurrentHistoryLength;
ULONG MaxHistoryLength = 3;
ULONG Length = 0;
NTSTATUS Status;
/* Get the size of the NT history */
SampGetObjectAttribute(UserObject,
L"NTPwdHistory",
NULL,
NULL,
&Length);
CurrentHistoryLength = Length / sizeof(ENCRYPTED_NT_OWF_PASSWORD);
if (CurrentHistoryLength < MaxHistoryLength)
{
NtHistoryLength = (CurrentHistoryLength + 1) * sizeof(ENCRYPTED_NT_OWF_PASSWORD);
}
else
{
NtHistoryLength = MaxHistoryLength * sizeof(ENCRYPTED_NT_OWF_PASSWORD);
}
/* Allocate the history buffer */
NtHistory = midl_user_allocate(NtHistoryLength);
if (NtHistory == NULL)
return STATUS_INSUFFICIENT_RESOURCES;
if (Length > 0)
{
/* Get the history */
Status = SampGetObjectAttribute(UserObject,
L"NTPwdHistory",
NULL,
NtHistory,
&Length);
if (!NT_SUCCESS(Status))
goto done;
}
/* Get the size of the LM history */
Length = 0;
SampGetObjectAttribute(UserObject,
L"LMPwdHistory",
NULL,
NULL,
&Length);
CurrentHistoryLength = Length / sizeof(ENCRYPTED_LM_OWF_PASSWORD);
if (CurrentHistoryLength < MaxHistoryLength)
{
LmHistoryLength = (CurrentHistoryLength + 1) * sizeof(ENCRYPTED_LM_OWF_PASSWORD);
}
else
{
LmHistoryLength = MaxHistoryLength * sizeof(ENCRYPTED_LM_OWF_PASSWORD);
}
/* Allocate the history buffer */
LmHistory = midl_user_allocate(LmHistoryLength);
if (LmHistory == NULL)
return STATUS_INSUFFICIENT_RESOURCES;
if (Length > 0)
{
/* Get the history */
Status = SampGetObjectAttribute(UserObject,
L"LMPwdHistory",
NULL,
LmHistory,
&Length);
if (!NT_SUCCESS(Status))
goto done;
}
/* Set the new password */
if (NtPasswordPresent)
{
Status = SampSetObjectAttribute(UserObject,
L"NTPwd",
REG_BINARY,
(PVOID)NtPassword,
sizeof(ENCRYPTED_NT_OWF_PASSWORD));
if (!NT_SUCCESS(Status))
goto done;
}
else
{
Status = SampSetObjectAttribute(UserObject,
L"NTPwd",
REG_BINARY,
NULL,
0);
if (!NT_SUCCESS(Status))
goto done;
}
if (LmPasswordPresent)
{
Status = SampSetObjectAttribute(UserObject,
L"LMPwd",
REG_BINARY,
(PVOID)LmPassword,
sizeof(ENCRYPTED_LM_OWF_PASSWORD));
if (!NT_SUCCESS(Status))
goto done;
}
else
{
Status = SampSetObjectAttribute(UserObject,
L"LMPwd",
REG_BINARY,
NULL,
0);
if (!NT_SUCCESS(Status))
goto done;
}
/* Move the old passwords down by one entry */
if (NtHistoryLength > sizeof(ENCRYPTED_NT_OWF_PASSWORD))
{
MoveMemory(&(NtHistory[1]),
&(NtHistory[0]),
NtHistoryLength - sizeof(ENCRYPTED_NT_OWF_PASSWORD));
}
/* Add the new password on top of the history */
if (NtPasswordPresent)
{
CopyMemory(&(NtHistory[0]),
NtPassword,
sizeof(ENCRYPTED_NT_OWF_PASSWORD));
}
else
{
ZeroMemory(&(NtHistory[0]),
sizeof(ENCRYPTED_NT_OWF_PASSWORD));
}
/* Set the history */
Status = SampSetObjectAttribute(UserObject,
L"NTPwdHistory",
REG_BINARY,
(PVOID)NtHistory,
NtHistoryLength);
if (!NT_SUCCESS(Status))
goto done;
/* Move the old passwords down by one entry */
if (LmHistoryLength > sizeof(ENCRYPTED_LM_OWF_PASSWORD))
{
MoveMemory(&(LmHistory[1]),
&(LmHistory[0]),
LmHistoryLength - sizeof(ENCRYPTED_LM_OWF_PASSWORD));
}
/* Add the new password on top of the history */
if (LmPasswordPresent)
{
CopyMemory(&(LmHistory[0]),
LmPassword,
sizeof(ENCRYPTED_LM_OWF_PASSWORD));
}
else
{
ZeroMemory(&(LmHistory[0]),
sizeof(ENCRYPTED_LM_OWF_PASSWORD));
}
/* Set the LM password history */
Status = SampSetObjectAttribute(UserObject,
L"LMPwdHistory",
REG_BINARY,
(PVOID)LmHistory,
LmHistoryLength);
if (!NT_SUCCESS(Status))
goto done;
done:
if (NtHistory != NULL)
midl_user_free(NtHistory);
if (LmHistory != NULL)
midl_user_free(LmHistory);
return Status;
}
/* EOF */