* [PATCH] UserAuthFeaturePkg/UserAuthenticationDxeSmm: The SMI to handle the user authentication should be unregister before booting to OS
@ 2021-09-23 3:52 Shi, Hao
0 siblings, 0 replies; 7+ messages in thread
From: Shi, Hao @ 2021-09-23 3:52 UTC (permalink / raw)
To: devel@edk2.groups.io
[-- Attachment #1: Type: text/plain, Size: 3966 bytes --]
REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3648
Register SmmExitBootServices and SmmLegacyBoot callback function to unregister this handler.
Signed-off-by: Hao Shi <hao.shi@intel.com<mailto:hao.shi@intel.com>>
---
.../UserAuthenticationSmm.c | 34 +++++++++++++++++++
.../UserAuthenticationSmm.inf | 2 ++
2 files changed, 36 insertions(+)
diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.c b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.c
index 07e834eb..30f889dd 100644
--- a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.c
+++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentication
+++ DxeSmm/UserAuthenticationSmm.c
@@ -13,6 +13,7 @@ UINTN mAdminPasswordTryCount = 0;
BOOLEAN mNeedReVerify = TRUE;
BOOLEAN mPasswordVerified = FALSE;
+EFI_HANDLE mSmmHandle = NULL;
/**
Verify if the password is correct.
@@ -612,6 +613,30 @@ EXIT:
return EFI_SUCCESS;
}
+/**
+ Performs Exit Boot Services UserAuthentication actions
+
+ @param[in] Protocol Points to the protocol's unique identifier.
+ @param[in] Interface Points to the interface instance.
+ @param[in] Handle The handle on which the interface was installed.
+
+ @retval EFI_SUCCESS Notification runs successfully.
+**/
+EFI_STATUS
+EFIAPI
+UaExitBootServices (
+ IN CONST EFI_GUID *Protocol,
+ IN VOID *Interface,
+ IN EFI_HANDLE Handle
+ )
+{
+ DEBUG ((DEBUG_INFO, "Unregister User Authentication Smi\n"));
+
+ gSmst->SmiHandlerUnRegister(mSmmHandle);
+
+ return EFI_SUCCESS;
+}
+
/**
Main entry for this driver.
@@ -633,6 +658,7 @@ PasswordSmmInit (
EDKII_VARIABLE_LOCK_PROTOCOL *VariableLock;
CHAR16 PasswordHistoryName[sizeof(USER_AUTHENTICATION_VAR_NAME)/sizeof(CHAR16) + 5];
UINTN Index;
+ EFI_EVENT ExitBootServicesEvent;
ASSERT (PASSWORD_HASH_SIZE == SHA256_DIGEST_SIZE);
ASSERT (PASSWORD_HISTORY_CHECK_COUNT < 0xFFFF); @@ -663,6 +689,14 @@ PasswordSmmInit (
if (EFI_ERROR (Status)) {
return Status;
}
+ mSmmHandle = SmmHandle;
+ //
+ // Register for SmmExitBootServices and SmmLegacyBoot notification.
+ //
+ Status = gSmst->SmmRegisterProtocolNotify
+ (&gEdkiiSmmExitBootServicesProtocolGuid, UaExitBootServices,
+ &ExitBootServicesEvent); ASSERT_EFI_ERROR (Status); Status =
+ gSmst->SmmRegisterProtocolNotify (&gEdkiiSmmLegacyBootProtocolGuid,
+ UaExitBootServices, &ExitBootServicesEvent); ASSERT_EFI_ERROR
+ (Status);
if (IsPasswordCleared()) {
DEBUG ((DEBUG_INFO, "IsPasswordCleared\n")); diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf
index 0b33b194..d73a2fe2 100644
--- a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf
+++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentication
+++ DxeSmm/UserAuthenticationSmm.inf
@@ -48,6 +48,8 @@
[Protocols]
gEdkiiVariableLockProtocolGuid ## CONSUMES
gEfiSmmVariableProtocolGuid ## CONSUMES
+ gEdkiiSmmExitBootServicesProtocolGuid ## CONSUMES
+ gEdkiiSmmLegacyBootProtocolGuid ## CONSUMES
[Depex]
gEfiSmmVariableProtocolGuid AND gEfiVariableWriteArchProtocolGuid
--
2.26.2.windows.1
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^ permalink raw reply [flat|nested] 7+ messages in thread
* [PATCH] UserAuthFeaturePkg/UserAuthenticationDxeSmm: The SMI to handle the user authentication should be unregister before booting to OS
@ 2021-09-23 4:01 hao.shi
2021-09-27 11:58 ` Dandan Bi
0 siblings, 1 reply; 7+ messages in thread
From: hao.shi @ 2021-09-23 4:01 UTC (permalink / raw)
To: devel; +Cc: Hao Shi, Dandan Bi
REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3648
Register SmmExitBootServices and SmmLegacyBoot callback function to unregister this handler.
Signed-off-by: Hao Shi <hao.shi@intel.com>
---
.../UserAuthenticationSmm.c | 34 +++++++++++++++++++
.../UserAuthenticationSmm.inf | 2 ++
2 files changed, 36 insertions(+)
diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.c b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.c
index 07e834eb..30f889dd 100644
--- a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.c
+++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.c
@@ -13,6 +13,7 @@ UINTN mAdminPasswordTryCount = 0;
BOOLEAN mNeedReVerify = TRUE;
BOOLEAN mPasswordVerified = FALSE;
+EFI_HANDLE mSmmHandle = NULL;
/**
Verify if the password is correct.
@@ -612,6 +613,30 @@ EXIT:
return EFI_SUCCESS;
}
+/**
+ Performs Exit Boot Services UserAuthentication actions
+
+ @param[in] Protocol Points to the protocol's unique identifier.
+ @param[in] Interface Points to the interface instance.
+ @param[in] Handle The handle on which the interface was installed.
+
+ @retval EFI_SUCCESS Notification runs successfully.
+**/
+EFI_STATUS
+EFIAPI
+UaExitBootServices (
+ IN CONST EFI_GUID *Protocol,
+ IN VOID *Interface,
+ IN EFI_HANDLE Handle
+ )
+{
+ DEBUG ((DEBUG_INFO, "Unregister User Authentication Smi\n"));
+
+ gSmst->SmiHandlerUnRegister(mSmmHandle);
+
+ return EFI_SUCCESS;
+}
+
/**
Main entry for this driver.
@@ -633,6 +658,7 @@ PasswordSmmInit (
EDKII_VARIABLE_LOCK_PROTOCOL *VariableLock;
CHAR16 PasswordHistoryName[sizeof(USER_AUTHENTICATION_VAR_NAME)/sizeof(CHAR16) + 5];
UINTN Index;
+ EFI_EVENT ExitBootServicesEvent;
ASSERT (PASSWORD_HASH_SIZE == SHA256_DIGEST_SIZE);
ASSERT (PASSWORD_HISTORY_CHECK_COUNT < 0xFFFF);
@@ -663,6 +689,14 @@ PasswordSmmInit (
if (EFI_ERROR (Status)) {
return Status;
}
+ mSmmHandle = SmmHandle;
+ //
+ // Register for SmmExitBootServices and SmmLegacyBoot notification.
+ //
+ Status = gSmst->SmmRegisterProtocolNotify (&gEdkiiSmmExitBootServicesProtocolGuid, UaExitBootServices, &ExitBootServicesEvent);
+ ASSERT_EFI_ERROR (Status);
+ Status = gSmst->SmmRegisterProtocolNotify (&gEdkiiSmmLegacyBootProtocolGuid, UaExitBootServices, &ExitBootServicesEvent);
+ ASSERT_EFI_ERROR (Status);
if (IsPasswordCleared()) {
DEBUG ((DEBUG_INFO, "IsPasswordCleared\n"));
diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf
index 0b33b194..d73a2fe2 100644
--- a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf
+++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf
@@ -48,6 +48,8 @@
[Protocols]
gEdkiiVariableLockProtocolGuid ## CONSUMES
gEfiSmmVariableProtocolGuid ## CONSUMES
+ gEdkiiSmmExitBootServicesProtocolGuid ## CONSUMES
+ gEdkiiSmmLegacyBootProtocolGuid ## CONSUMES
[Depex]
gEfiSmmVariableProtocolGuid AND gEfiVariableWriteArchProtocolGuid
--
2.26.2.windows.1
^ permalink raw reply related [flat|nested] 7+ messages in thread
* [PATCH] UserAuthFeaturePkg/UserAuthenticationDxeSmm: The SMI to handle the user authentication should be unregister before booting to OS
@ 2021-09-23 4:42 Shi, Hao
0 siblings, 0 replies; 7+ messages in thread
From: Shi, Hao @ 2021-09-23 4:42 UTC (permalink / raw)
To: devel
[-- Attachment #1: Type: text/plain, Size: 3985 bytes --]
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3648
Register SmmExitBootServices and SmmLegacyBoot callback function to unregister this handler.
Signed-off-by: Hao Shi <hao.shi@intel.com>
Cc: Dandan Bi <dandan.bi@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
---
.../UserAuthenticationSmm.c | 34 +++++++++++++++++++
.../UserAuthenticationSmm.inf | 2 ++
2 files changed, 36 insertions(+)
diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.c b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.c
index 07e834eb..30f889dd 100644
--- a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.c
+++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.c
@@ -13,6 +13,7 @@ UINTN mAdminPasswordTryCount = 0;
BOOLEAN mNeedReVerify = TRUE;
BOOLEAN mPasswordVerified = FALSE;
+EFI_HANDLE mSmmHandle = NULL;
/**
Verify if the password is correct.
@@ -612,6 +613,30 @@ EXIT:
return EFI_SUCCESS;
}
+/**
+ Performs Exit Boot Services UserAuthentication actions
+
+ @param[in] Protocol Points to the protocol's unique identifier.
+ @param[in] Interface Points to the interface instance.
+ @param[in] Handle The handle on which the interface was installed.
+
+ @retval EFI_SUCCESS Notification runs successfully.
+**/
+EFI_STATUS
+EFIAPI
+UaExitBootServices (
+ IN CONST EFI_GUID *Protocol,
+ IN VOID *Interface,
+ IN EFI_HANDLE Handle
+ )
+{
+ DEBUG ((DEBUG_INFO, "Unregister User Authentication Smi\n"));
+
+ gSmst->SmiHandlerUnRegister(mSmmHandle);
+
+ return EFI_SUCCESS;
+}
+
/**
Main entry for this driver.
@@ -633,6 +658,7 @@ PasswordSmmInit (
EDKII_VARIABLE_LOCK_PROTOCOL *VariableLock;
CHAR16 PasswordHistoryName[sizeof(USER_AUTHENTICATION_VAR_NAME)/sizeof(CHAR16) + 5];
UINTN Index;
+ EFI_EVENT ExitBootServicesEvent;
ASSERT (PASSWORD_HASH_SIZE == SHA256_DIGEST_SIZE);
ASSERT (PASSWORD_HISTORY_CHECK_COUNT < 0xFFFF);
@@ -663,6 +689,14 @@ PasswordSmmInit (
if (EFI_ERROR (Status)) {
return Status;
}
+ mSmmHandle = SmmHandle;
+ //
+ // Register for SmmExitBootServices and SmmLegacyBoot notification.
+ //
+ Status = gSmst->SmmRegisterProtocolNotify (&gEdkiiSmmExitBootServicesProtocolGuid, UaExitBootServices, &ExitBootServicesEvent);
+ ASSERT_EFI_ERROR (Status);
+ Status = gSmst->SmmRegisterProtocolNotify (&gEdkiiSmmLegacyBootProtocolGuid, UaExitBootServices, &ExitBootServicesEvent);
+ ASSERT_EFI_ERROR (Status);
if (IsPasswordCleared()) {
DEBUG ((DEBUG_INFO, "IsPasswordCleared\n"));
diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf
index 0b33b194..d73a2fe2 100644
--- a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf
+++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf
@@ -48,6 +48,8 @@
[Protocols]
gEdkiiVariableLockProtocolGuid ## CONSUMES
gEfiSmmVariableProtocolGuid ## CONSUMES
+ gEdkiiSmmExitBootServicesProtocolGuid ## CONSUMES
+ gEdkiiSmmLegacyBootProtocolGuid ## CONSUMES
[Depex]
gEfiSmmVariableProtocolGuid AND gEfiVariableWriteArchProtocolGuid
--
2.26.2.windows.1
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^ permalink raw reply related [flat|nested] 7+ messages in thread
* Re: [PATCH] UserAuthFeaturePkg/UserAuthenticationDxeSmm: The SMI to handle the user authentication should be unregister before booting to OS
2021-09-23 4:01 [PATCH] UserAuthFeaturePkg/UserAuthenticationDxeSmm: The SMI to handle the user authentication should be unregister before booting to OS hao.shi
@ 2021-09-27 11:58 ` Dandan Bi
0 siblings, 0 replies; 7+ messages in thread
From: Dandan Bi @ 2021-09-27 11:58 UTC (permalink / raw)
To: Shi, Hao, devel@edk2.groups.io; +Cc: Liming Gao
Hi Hao,
Some minor comments below. Please check inline.
Thanks,
Dandan
> -----Original Message-----
> From: Shi, Hao <hao.shi@intel.com>
> Sent: Thursday, September 23, 2021 12:02 PM
> To: devel@edk2.groups.io
> Cc: Shi, Hao <hao.shi@intel.com>; Bi, Dandan <dandan.bi@intel.com>
> Subject: [PATCH] UserAuthFeaturePkg/UserAuthenticationDxeSmm: The
> SMI to handle the user authentication should be unregister before booting
> to OS
>
> REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3648
>
> Register SmmExitBootServices and SmmLegacyBoot callback function to
> unregister this handler.
>
> Signed-off-by: Hao Shi <hao.shi@intel.com>
>
> ---
> .../UserAuthenticationSmm.c | 34 +++++++++++++++++++
> .../UserAuthenticationSmm.inf | 2 ++
> 2 files changed, 36 insertions(+)
>
> diff --git
> a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> eSmm/UserAuthenticationSmm.c
> b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> eSmm/UserAuthenticationSmm.c
> index 07e834eb..30f889dd 100644
> ---
> a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> eSmm/UserAuthenticationSmm.c
> +++
> b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentication
> +++ DxeSmm/UserAuthenticationSmm.c
> @@ -13,6 +13,7 @@ UINTN mAdminPasswordTryCount = 0;
>
> BOOLEAN mNeedReVerify = TRUE;
> BOOLEAN mPasswordVerified = FALSE;
> +EFI_HANDLE mSmmHandle = NULL;
>
> /**
> Verify if the password is correct.
> @@ -612,6 +613,30 @@ EXIT:
> return EFI_SUCCESS;
> }
>
> +/**
> + Performs Exit Boot Services UserAuthentication actions
> +
> + @param[in] Protocol Points to the protocol's unique identifier.
> + @param[in] Interface Points to the interface instance.
> + @param[in] Handle The handle on which the interface was installed.
> +
> + @retval EFI_SUCCESS Notification runs successfully.
> +**/
> +EFI_STATUS
> +EFIAPI
> +UaExitBootServices (
> + IN CONST EFI_GUID *Protocol,
> + IN VOID *Interface,
> + IN EFI_HANDLE Handle
> + )
> +{
> + DEBUG ((DEBUG_INFO, "Unregister User Authentication Smi\n"));
> +
> + gSmst->SmiHandlerUnRegister(mSmmHandle);
> +
> + return EFI_SUCCESS;
> +}
> +
> /**
> Main entry for this driver.
>
> @@ -633,6 +658,7 @@ PasswordSmmInit (
> EDKII_VARIABLE_LOCK_PROTOCOL *VariableLock;
> CHAR16
> PasswordHistoryName[sizeof(USER_AUTHENTICATION_VAR_NAME)/sizeof(
> CHAR16) + 5];
> UINTN Index;
> + EFI_EVENT ExitBootServicesEvent;
Please take care the alignment between new added code and old ones.
>
> ASSERT (PASSWORD_HASH_SIZE == SHA256_DIGEST_SIZE);
> ASSERT (PASSWORD_HISTORY_CHECK_COUNT < 0xFFFF); @@ -663,6
> +689,14 @@ PasswordSmmInit (
> if (EFI_ERROR (Status)) {
> return Status;
> }
> + mSmmHandle = SmmHandle;
Could we only use one global variable for register and unregister? Then can remove this statement.
> + //
> + // Register for SmmExitBootServices and SmmLegacyBoot notification.
> + //
> + Status = gSmst->SmmRegisterProtocolNotify
> + (&gEdkiiSmmExitBootServicesProtocolGuid, UaExitBootServices,
> + &ExitBootServicesEvent); ASSERT_EFI_ERROR (Status); Status =
> + gSmst->SmmRegisterProtocolNotify (&gEdkiiSmmLegacyBootProtocolGuid,
> + UaExitBootServices, &ExitBootServicesEvent); ASSERT_EFI_ERROR
> + (Status);
Could we not use &ExitBootServicesEvent for these two RegisterProtocolNotify? One generic name for both or two specific names for each?
>
> if (IsPasswordCleared()) {
> DEBUG ((DEBUG_INFO, "IsPasswordCleared\n")); diff --git
> a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> eSmm/UserAuthenticationSmm.inf
> b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> eSmm/UserAuthenticationSmm.inf
> index 0b33b194..d73a2fe2 100644
> ---
> a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> eSmm/UserAuthenticationSmm.inf
> +++
> b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentication
> +++ DxeSmm/UserAuthenticationSmm.inf
> @@ -48,6 +48,8 @@
> [Protocols]
> gEdkiiVariableLockProtocolGuid ## CONSUMES
> gEfiSmmVariableProtocolGuid ## CONSUMES
> + gEdkiiSmmExitBootServicesProtocolGuid ## CONSUMES
> + gEdkiiSmmLegacyBootProtocolGuid ## CONSUMES
>
> [Depex]
> gEfiSmmVariableProtocolGuid AND gEfiVariableWriteArchProtocolGuid
> --
> 2.26.2.windows.1
^ permalink raw reply [flat|nested] 7+ messages in thread
* [PATCH] UserAuthFeaturePkg/UserAuthenticationDxeSmm: The SMI to handle the user authentication should be unregister before booting to OS
@ 2021-09-28 2:09 Shi, Hao
2021-10-08 1:43 ` Dandan Bi
0 siblings, 1 reply; 7+ messages in thread
From: Shi, Hao @ 2021-09-28 2:09 UTC (permalink / raw)
To: devel; +Cc: Hao Shi, Dandan Bi, Liming Gao
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3648
Register SmmExitBootServices and SmmLegacyBoot callback function to unregister this handler.
Signed-off-by: Hao Shi <hao.shi@intel.com>
Cc: Dandan Bi <dandan.bi@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
---
.../UserAuthenticationSmm.c | 39 +++++++++++++++++--
.../UserAuthenticationSmm.inf | 2 +
2 files changed, 38 insertions(+), 3 deletions(-)
diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.c b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.c
index 07e834eb..3d66010b 100644
--- a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.c
+++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.c
@@ -13,6 +13,7 @@ UINTN mAdminPasswordTryCount = 0;
BOOLEAN mNeedReVerify = TRUE;
BOOLEAN mPasswordVerified = FALSE;
+EFI_HANDLE mSmmHandle = NULL;
/**
Verify if the password is correct.
@@ -612,6 +613,30 @@ EXIT:
return EFI_SUCCESS;
}
+/**
+ Performs Exit Boot Services UserAuthentication actions
+
+ @param[in] Protocol Points to the protocol's unique identifier.
+ @param[in] Interface Points to the interface instance.
+ @param[in] Handle The handle on which the interface was installed.
+
+ @retval EFI_SUCCESS Notification runs successfully.
+**/
+EFI_STATUS
+EFIAPI
+UaExitBootServices (
+ IN CONST EFI_GUID *Protocol,
+ IN VOID *Interface,
+ IN EFI_HANDLE Handle
+ )
+{
+ DEBUG ((DEBUG_INFO, "Unregister User Authentication Smi\n"));
+
+ gSmst->SmiHandlerUnRegister(mSmmHandle);
+
+ return EFI_SUCCESS;
+}
+
/**
Main entry for this driver.
@@ -629,10 +654,11 @@ PasswordSmmInit (
)
{
EFI_STATUS Status;
- EFI_HANDLE SmmHandle;
EDKII_VARIABLE_LOCK_PROTOCOL *VariableLock;
CHAR16 PasswordHistoryName[sizeof(USER_AUTHENTICATION_VAR_NAME)/sizeof(CHAR16) + 5];
UINTN Index;
+ EFI_EVENT ExitBootServicesEvent;
+ EFI_EVENT LegacyBootEvent;
ASSERT (PASSWORD_HASH_SIZE == SHA256_DIGEST_SIZE);
ASSERT (PASSWORD_HISTORY_CHECK_COUNT < 0xFFFF);
@@ -657,13 +683,20 @@ PasswordSmmInit (
ASSERT_EFI_ERROR (Status);
}
- SmmHandle = NULL;
- Status = gSmst->SmiHandlerRegister (SmmPasswordHandler, &gUserAuthenticationGuid, &SmmHandle);
+ Status = gSmst->SmiHandlerRegister (SmmPasswordHandler, &gUserAuthenticationGuid, &mSmmHandle);
ASSERT_EFI_ERROR (Status);
if (EFI_ERROR (Status)) {
return Status;
}
+ //
+ // Register for SmmExitBootServices and SmmLegacyBoot notification.
+ //
+ Status = gSmst->SmmRegisterProtocolNotify (&gEdkiiSmmExitBootServicesProtocolGuid, UaExitBootServices, &ExitBootServicesEvent);
+ ASSERT_EFI_ERROR (Status);
+ Status = gSmst->SmmRegisterProtocolNotify (&gEdkiiSmmLegacyBootProtocolGuid, UaExitBootServices, &LegacyBootEvent);
+ ASSERT_EFI_ERROR (Status);
+
if (IsPasswordCleared()) {
DEBUG ((DEBUG_INFO, "IsPasswordCleared\n"));
SavePasswordToVariable (&gUserAuthenticationGuid, NULL, 0);
diff --git a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf
index 0b33b194..d73a2fe2 100644
--- a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf
+++ b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDxeSmm/UserAuthenticationSmm.inf
@@ -48,6 +48,8 @@
[Protocols]
gEdkiiVariableLockProtocolGuid ## CONSUMES
gEfiSmmVariableProtocolGuid ## CONSUMES
+ gEdkiiSmmExitBootServicesProtocolGuid ## CONSUMES
+ gEdkiiSmmLegacyBootProtocolGuid ## CONSUMES
[Depex]
gEfiSmmVariableProtocolGuid AND gEfiVariableWriteArchProtocolGuid
--
2.31.1.windows.1
^ permalink raw reply related [flat|nested] 7+ messages in thread
* Re: [PATCH] UserAuthFeaturePkg/UserAuthenticationDxeSmm: The SMI to handle the user authentication should be unregister before booting to OS
2021-09-28 2:09 Shi, Hao
@ 2021-10-08 1:43 ` Dandan Bi
2021-10-13 2:39 ` Dandan Bi
0 siblings, 1 reply; 7+ messages in thread
From: Dandan Bi @ 2021-10-08 1:43 UTC (permalink / raw)
To: Shi, Hao, devel@edk2.groups.io; +Cc: Liming Gao
Reviewed-by: Dandan Bi <dandan.bi@intel.com>
Thanks,
Dandan
> -----Original Message-----
> From: Shi, Hao <hao.shi@intel.com>
> Sent: Tuesday, September 28, 2021 10:09 AM
> To: devel@edk2.groups.io
> Cc: Shi, Hao <hao.shi@intel.com>; Bi, Dandan <dandan.bi@intel.com>;
> Liming Gao <gaoliming@byosoft.com.cn>
> Subject: [PATCH] UserAuthFeaturePkg/UserAuthenticationDxeSmm: The
> SMI to handle the user authentication should be unregister before booting
> to OS
>
> REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3648
>
> Register SmmExitBootServices and SmmLegacyBoot callback function to
> unregister this handler.
>
> Signed-off-by: Hao Shi <hao.shi@intel.com>
> Cc: Dandan Bi <dandan.bi@intel.com>
> Cc: Liming Gao <gaoliming@byosoft.com.cn>
> ---
> .../UserAuthenticationSmm.c | 39 +++++++++++++++++--
> .../UserAuthenticationSmm.inf | 2 +
> 2 files changed, 38 insertions(+), 3 deletions(-)
>
> diff --git
> a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> eSmm/UserAuthenticationSmm.c
> b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> eSmm/UserAuthenticationSmm.c
> index 07e834eb..3d66010b 100644
> ---
> a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> eSmm/UserAuthenticationSmm.c
> +++
> b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentication
> +++ DxeSmm/UserAuthenticationSmm.c
> @@ -13,6 +13,7 @@ UINTN mAdminPasswordTryCount = 0;
>
> BOOLEAN mNeedReVerify = TRUE;
> BOOLEAN mPasswordVerified = FALSE;
> +EFI_HANDLE mSmmHandle = NULL;
>
> /**
> Verify if the password is correct.
> @@ -612,6 +613,30 @@ EXIT:
> return EFI_SUCCESS;
> }
>
> +/**
> + Performs Exit Boot Services UserAuthentication actions
> +
> + @param[in] Protocol Points to the protocol's unique identifier.
> + @param[in] Interface Points to the interface instance.
> + @param[in] Handle The handle on which the interface was installed.
> +
> + @retval EFI_SUCCESS Notification runs successfully.
> +**/
> +EFI_STATUS
> +EFIAPI
> +UaExitBootServices (
> + IN CONST EFI_GUID *Protocol,
> + IN VOID *Interface,
> + IN EFI_HANDLE Handle
> + )
> +{
> + DEBUG ((DEBUG_INFO, "Unregister User Authentication Smi\n"));
> +
> + gSmst->SmiHandlerUnRegister(mSmmHandle);
> +
> + return EFI_SUCCESS;
> +}
> +
> /**
> Main entry for this driver.
>
> @@ -629,10 +654,11 @@ PasswordSmmInit (
> )
> {
> EFI_STATUS Status;
> - EFI_HANDLE SmmHandle;
> EDKII_VARIABLE_LOCK_PROTOCOL *VariableLock;
> CHAR16
> PasswordHistoryName[sizeof(USER_AUTHENTICATION_VAR_NAME)/sizeof(
> CHAR16) + 5];
> UINTN Index;
> + EFI_EVENT ExitBootServicesEvent;
> + EFI_EVENT LegacyBootEvent;
>
> ASSERT (PASSWORD_HASH_SIZE == SHA256_DIGEST_SIZE);
> ASSERT (PASSWORD_HISTORY_CHECK_COUNT < 0xFFFF); @@ -657,13
> +683,20 @@ PasswordSmmInit (
> ASSERT_EFI_ERROR (Status);
> }
>
> - SmmHandle = NULL;
> - Status = gSmst->SmiHandlerRegister (SmmPasswordHandler,
> &gUserAuthenticationGuid, &SmmHandle);
> + Status = gSmst->SmiHandlerRegister (SmmPasswordHandler,
> + &gUserAuthenticationGuid, &mSmmHandle);
> ASSERT_EFI_ERROR (Status);
> if (EFI_ERROR (Status)) {
> return Status;
> }
>
> + //
> + // Register for SmmExitBootServices and SmmLegacyBoot notification.
> + //
> + Status = gSmst->SmmRegisterProtocolNotify
> + (&gEdkiiSmmExitBootServicesProtocolGuid, UaExitBootServices,
> + &ExitBootServicesEvent); ASSERT_EFI_ERROR (Status); Status =
> + gSmst->SmmRegisterProtocolNotify (&gEdkiiSmmLegacyBootProtocolGuid,
> + UaExitBootServices, &LegacyBootEvent); ASSERT_EFI_ERROR (Status);
> +
> if (IsPasswordCleared()) {
> DEBUG ((DEBUG_INFO, "IsPasswordCleared\n"));
> SavePasswordToVariable (&gUserAuthenticationGuid, NULL, 0); diff --git
> a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> eSmm/UserAuthenticationSmm.inf
> b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> eSmm/UserAuthenticationSmm.inf
> index 0b33b194..d73a2fe2 100644
> ---
> a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> eSmm/UserAuthenticationSmm.inf
> +++
> b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentication
> +++ DxeSmm/UserAuthenticationSmm.inf
> @@ -48,6 +48,8 @@
> [Protocols]
> gEdkiiVariableLockProtocolGuid ## CONSUMES
> gEfiSmmVariableProtocolGuid ## CONSUMES
> + gEdkiiSmmExitBootServicesProtocolGuid ## CONSUMES
> + gEdkiiSmmLegacyBootProtocolGuid ## CONSUMES
>
> [Depex]
> gEfiSmmVariableProtocolGuid AND gEfiVariableWriteArchProtocolGuid
> --
> 2.31.1.windows.1
^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: [PATCH] UserAuthFeaturePkg/UserAuthenticationDxeSmm: The SMI to handle the user authentication should be unregister before booting to OS
2021-10-08 1:43 ` Dandan Bi
@ 2021-10-13 2:39 ` Dandan Bi
0 siblings, 0 replies; 7+ messages in thread
From: Dandan Bi @ 2021-10-13 2:39 UTC (permalink / raw)
To: Shi, Hao, devel@edk2.groups.io; +Cc: Liming Gao
Patch is submitted via commit 23ca68c23dd600973e961de4368abacf4db8c5c0
https://github.com/tianocore/edk2-platforms/commit/23ca68c23dd600973e961de4368abacf4db8c5c0
Thanks,
Dandan
> -----Original Message-----
> From: Bi, Dandan
> Sent: Friday, October 8, 2021 9:44 AM
> To: Shi, Hao <hao.shi@intel.com>; devel@edk2.groups.io
> Cc: Liming Gao <gaoliming@byosoft.com.cn>
> Subject: RE: [PATCH] UserAuthFeaturePkg/UserAuthenticationDxeSmm: The
> SMI to handle the user authentication should be unregister before booting to OS
>
> Reviewed-by: Dandan Bi <dandan.bi@intel.com>
>
>
>
> Thanks,
> Dandan
>
> > -----Original Message-----
> > From: Shi, Hao <hao.shi@intel.com>
> > Sent: Tuesday, September 28, 2021 10:09 AM
> > To: devel@edk2.groups.io
> > Cc: Shi, Hao <hao.shi@intel.com>; Bi, Dandan <dandan.bi@intel.com>;
> > Liming Gao <gaoliming@byosoft.com.cn>
> > Subject: [PATCH] UserAuthFeaturePkg/UserAuthenticationDxeSmm: The SMI
> > to handle the user authentication should be unregister before booting
> > to OS
> >
> > REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3648
> >
> > Register SmmExitBootServices and SmmLegacyBoot callback function to
> > unregister this handler.
> >
> > Signed-off-by: Hao Shi <hao.shi@intel.com>
> > Cc: Dandan Bi <dandan.bi@intel.com>
> > Cc: Liming Gao <gaoliming@byosoft.com.cn>
> > ---
> > .../UserAuthenticationSmm.c | 39 +++++++++++++++++--
> > .../UserAuthenticationSmm.inf | 2 +
> > 2 files changed, 38 insertions(+), 3 deletions(-)
> >
> > diff --git
> > a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> > eSmm/UserAuthenticationSmm.c
> > b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> > eSmm/UserAuthenticationSmm.c
> > index 07e834eb..3d66010b 100644
> > ---
> > a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> > eSmm/UserAuthenticationSmm.c
> > +++
> > b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentication
> > +++ DxeSmm/UserAuthenticationSmm.c
> > @@ -13,6 +13,7 @@ UINTN mAdminPasswordTryCount = 0;
> >
> > BOOLEAN mNeedReVerify = TRUE;
> > BOOLEAN mPasswordVerified = FALSE;
> > +EFI_HANDLE mSmmHandle = NULL;
> >
> > /**
> > Verify if the password is correct.
> > @@ -612,6 +613,30 @@ EXIT:
> > return EFI_SUCCESS;
> > }
> >
> > +/**
> > + Performs Exit Boot Services UserAuthentication actions
> > +
> > + @param[in] Protocol Points to the protocol's unique identifier.
> > + @param[in] Interface Points to the interface instance.
> > + @param[in] Handle The handle on which the interface was installed.
> > +
> > + @retval EFI_SUCCESS Notification runs successfully.
> > +**/
> > +EFI_STATUS
> > +EFIAPI
> > +UaExitBootServices (
> > + IN CONST EFI_GUID *Protocol,
> > + IN VOID *Interface,
> > + IN EFI_HANDLE Handle
> > + )
> > +{
> > + DEBUG ((DEBUG_INFO, "Unregister User Authentication Smi\n"));
> > +
> > + gSmst->SmiHandlerUnRegister(mSmmHandle);
> > +
> > + return EFI_SUCCESS;
> > +}
> > +
> > /**
> > Main entry for this driver.
> >
> > @@ -629,10 +654,11 @@ PasswordSmmInit (
> > )
> > {
> > EFI_STATUS Status;
> > - EFI_HANDLE SmmHandle;
> > EDKII_VARIABLE_LOCK_PROTOCOL *VariableLock;
> > CHAR16
> > PasswordHistoryName[sizeof(USER_AUTHENTICATION_VAR_NAME)/sizeof(
> > CHAR16) + 5];
> > UINTN Index;
> > + EFI_EVENT ExitBootServicesEvent;
> > + EFI_EVENT LegacyBootEvent;
> >
> > ASSERT (PASSWORD_HASH_SIZE == SHA256_DIGEST_SIZE);
> > ASSERT (PASSWORD_HISTORY_CHECK_COUNT < 0xFFFF); @@ -657,13
> > +683,20 @@ PasswordSmmInit (
> > ASSERT_EFI_ERROR (Status);
> > }
> >
> > - SmmHandle = NULL;
> > - Status = gSmst->SmiHandlerRegister (SmmPasswordHandler,
> > &gUserAuthenticationGuid, &SmmHandle);
> > + Status = gSmst->SmiHandlerRegister (SmmPasswordHandler,
> > + &gUserAuthenticationGuid, &mSmmHandle);
> > ASSERT_EFI_ERROR (Status);
> > if (EFI_ERROR (Status)) {
> > return Status;
> > }
> >
> > + //
> > + // Register for SmmExitBootServices and SmmLegacyBoot notification.
> > + //
> > + Status = gSmst->SmmRegisterProtocolNotify
> > + (&gEdkiiSmmExitBootServicesProtocolGuid, UaExitBootServices,
> > + &ExitBootServicesEvent); ASSERT_EFI_ERROR (Status); Status =
> > + gSmst->SmmRegisterProtocolNotify (&gEdkiiSmmLegacyBootProtocolGuid,
> > + UaExitBootServices, &LegacyBootEvent); ASSERT_EFI_ERROR (Status);
> > +
> > if (IsPasswordCleared()) {
> > DEBUG ((DEBUG_INFO, "IsPasswordCleared\n"));
> > SavePasswordToVariable (&gUserAuthenticationGuid, NULL, 0); diff
> > --git
> > a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> > eSmm/UserAuthenticationSmm.inf
> > b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> > eSmm/UserAuthenticationSmm.inf
> > index 0b33b194..d73a2fe2 100644
> > ---
> > a/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthenticationDx
> > eSmm/UserAuthenticationSmm.inf
> > +++
> > b/Features/Intel/UserInterface/UserAuthFeaturePkg/UserAuthentication
> > +++ DxeSmm/UserAuthenticationSmm.inf
> > @@ -48,6 +48,8 @@
> > [Protocols]
> > gEdkiiVariableLockProtocolGuid ## CONSUMES
> > gEfiSmmVariableProtocolGuid ## CONSUMES
> > + gEdkiiSmmExitBootServicesProtocolGuid ## CONSUMES
> > + gEdkiiSmmLegacyBootProtocolGuid ## CONSUMES
> >
> > [Depex]
> > gEfiSmmVariableProtocolGuid AND gEfiVariableWriteArchProtocolGuid
> > --
> > 2.31.1.windows.1
^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2021-10-13 2:39 UTC | newest]
Thread overview: 7+ messages (download: mbox.gz follow: Atom feed
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2021-09-23 4:01 [PATCH] UserAuthFeaturePkg/UserAuthenticationDxeSmm: The SMI to handle the user authentication should be unregister before booting to OS hao.shi
2021-09-27 11:58 ` Dandan Bi
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2021-09-28 2:09 Shi, Hao
2021-10-08 1:43 ` Dandan Bi
2021-10-13 2:39 ` Dandan Bi
2021-09-23 4:42 Shi, Hao
2021-09-23 3:52 Shi, Hao
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