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* FW: [PATCH v1 1/1] MdePkg: UefiLib: Add a function to check if a language is supported
       [not found] <1b9545dc-b3aa-6f65-47e9-0304ed5bd89c@solarflare.com>
@ 2019-08-21  6:50 ` Liming Gao
  2019-08-21 10:23 ` Tom Zhao
  1 sibling, 0 replies; 4+ messages in thread
From: Liming Gao @ 2019-08-21  6:50 UTC (permalink / raw)
  To: devel@edk2.groups.io; +Cc: Tom Zhao

Send it to new mail list. 

-----Original Message-----
From: Gao, Liming 
Sent: Wednesday, August 21, 2019 2:33 PM
To: 'Tom Zhao' <tzhao@solarflare.com>; edk2-devel@lists.01.org
Cc: Kinney, Michael D <michael.d.kinney@intel.com>
Subject: RE: [PATCH v1 1/1] MdePkg: UefiLib: Add a function to check if a language is supported

Tom:
  Please submit BZ https://bugzilla.tianocore.org/ for this request, and please introduce this API usage model. 
  Which module will be updated to consume this API?

>-----Original Message-----
>From: Tom Zhao [mailto:tzhao@solarflare.com]
>Sent: Wednesday, August 21, 2019 12:13 AM
>To: edk2-devel@lists.01.org
>Cc: Kinney, Michael D <michael.d.kinney@intel.com>; Gao, Liming
><liming.gao@intel.com>
>Subject: [PATCH v1 1/1] MdePkg: UefiLib: Add a function to check if a
>language is supported
>
>Add a function that checks if a target language is in the supported
>languages list. Add some calls to this function where appropriate in
>UefiLib.c
>
>Cc: Michael D Kinney <michael.d.kinney@intel.com>
>Cc: Liming Gao <liming.gao@intel.com>
>Signed-off-by: Tom Zhao <tzhao@solarflare.com>
>---
>  MdePkg/Include/Library/UefiLib.h | 16 ++++++
>  MdePkg/Library/UefiLib/UefiLib.c | 59 +++++++++++++-------
>  2 files changed, 54 insertions(+), 21 deletions(-)
>
>diff --git a/MdePkg/Include/Library/UefiLib.h
>b/MdePkg/Include/Library/UefiLib.h
>index 1650f30ddbc6..9dd170cbe2bf 100644
>--- a/MdePkg/Include/Library/UefiLib.h
>+++ b/MdePkg/Include/Library/UefiLib.h
>@@ -461,6 +461,22 @@ EfiTestChildHandle (
>    IN CONST EFI_GUID         *ProtocolGuid
>    );
>  +/**
>+ * This function checks the supported languages list for a target language
>+ *
>+ * @param      SupportedLanguages  The supported languages
>+ * @param      TargetLanguage      The target language
>+ *
>+ * @return     Returns EFI_SUCCESS if the language is supported,
>+ *             EFI_UNSUPPORTED otherwise
>+ */
>+EFI_STATUS
>+EFIAPI
>+IsLanguageSupported (
>+  IN CONST CHAR8 *SupportedLanguages,
>+  IN CONST CHAR8 *TargetLanguage
>+  );
>+
>  /**
>    This function looks up a Unicode string in UnicodeStringTable.
>  diff --git a/MdePkg/Library/UefiLib/UefiLib.c
>b/MdePkg/Library/UefiLib/UefiLib.c
>index daa4af762e62..56281d25fd99 100644
>--- a/MdePkg/Library/UefiLib/UefiLib.c
>+++ b/MdePkg/Library/UefiLib/UefiLib.c
>@@ -640,6 +640,35 @@ EfiTestChildHandle (
>    return Status;
>  }
>  +/**
>+ * This function checks the supported languages list for a target language
>+ *
>+ * @param      SupportedLanguages  The supported languages
>+ * @param      TargetLanguage      The target language
>+ *
>+ * @return     Returns EFI_SUCCESS if the language is supported,
>+ *             EFI_UNSUPPORTED otherwise
>+ */
>+EFI_STATUS
>+EFIAPI
>+IsLanguageSupported (
>+  IN CONST CHAR8 *SupportedLanguages,
>+  IN CONST CHAR8 *TargetLanguage
>+  )
>+{
>+  UINTN Index;
>+  while (*SupportedLanguages != 0) {
>+    for (Index = 0; SupportedLanguages[Index] != 0 &&
>SupportedLanguages[Index] != ';'; Index++);
>+    if ((AsciiStrnCmp(SupportedLanguages, TargetLanguage, Index) == 0)
>&& (TargetLanguage[Index] == 0)) {
>+      return EFI_SUCCESS;
>+    }
>+    SupportedLanguages += Index;
>+    for (; *SupportedLanguages != 0 && *SupportedLanguages == ';';
>SupportedLanguages++);
>+  }
>+
>+  return EFI_UNSUPPORTED;
>+}
>+
>  /**
>    This function looks up a Unicode string in UnicodeStringTable.
>  @@ -800,24 +829,19 @@ LookupUnicodeString2 (
>    // Make sure Language is in the set of Supported Languages
>    //
>    Found = FALSE;
>-  while (*SupportedLanguages != 0) {
>-    if (Iso639Language) {
>+  if (Iso639Language) {
>+    while (*SupportedLanguages != 0) {
>        if (CompareIso639LanguageCode (Language, SupportedLanguages)) {
>          Found = TRUE;
>          break;
>        }
>        SupportedLanguages += 3;
>-    } else {
>-      for (Index = 0; SupportedLanguages[Index] != 0 &&
>SupportedLanguages[Index] != ';'; Index++);
>-      if ((AsciiStrnCmp(SupportedLanguages, Language, Index) == 0) &&
>(Language[Index] == 0)) {
>-        Found = TRUE;
>-        break;
>-      }
>-      SupportedLanguages += Index;
>-      for (; *SupportedLanguages != 0 && *SupportedLanguages == ';';
>SupportedLanguages++);
>      }
>+  } else {
>+    Found = !IsLanguageSupported(Language, SupportedLanguages);
>    }
>  +
>    //
>    // If Language is not a member of SupportedLanguages, then return
>EFI_UNSUPPORTED
>    //
>@@ -1099,24 +1123,17 @@ AddUnicodeString2 (
>    // Make sure Language is a member of SupportedLanguages
>    //
>    Found = FALSE;
>-  while (*SupportedLanguages != 0) {
>-    if (Iso639Language) {
>+  if (Iso639Language) {
>+    while (*SupportedLanguages != 0) {
>        if (CompareIso639LanguageCode (Language, SupportedLanguages)) {
>          Found = TRUE;
>          break;
>        }
>        SupportedLanguages += 3;
>-    } else {
>-      for (Index = 0; SupportedLanguages[Index] != 0 &&
>SupportedLanguages[Index] != ';'; Index++);
>-      if (AsciiStrnCmp(SupportedLanguages, Language, Index) == 0) {
>-        Found = TRUE;
>-        break;
>-      }
>-      SupportedLanguages += Index;
>-      for (; *SupportedLanguages != 0 && *SupportedLanguages == ';';
>SupportedLanguages++);
>      }
>+  } else {
>+    Found = !IsLanguageSupported(Language, SupportedLanguages);
>    }
>-
>    //
>    // If Language is not a member of SupportedLanguages, then return
>EFI_UNSUPPORTED
>    //
>--
>2.21.0
>
>The information contained in this message is confidential and is intended for
>the addressee(s) only. If you have received this message in error, please
>notify the sender immediately and delete the message. Unless you are an
>addressee (or authorized to receive for an addressee), you may not use, copy
>or disclose to anyone this message or any information contained in this
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>message is strictly prohibited.

^ permalink raw reply	[flat|nested] 4+ messages in thread

* [PATCH v1 1/1] MdePkg: UefiLib: Add a function to check if a language is supported
       [not found] <1b9545dc-b3aa-6f65-47e9-0304ed5bd89c@solarflare.com>
  2019-08-21  6:50 ` FW: [PATCH v1 1/1] MdePkg: UefiLib: Add a function to check if a language is supported Liming Gao
@ 2019-08-21 10:23 ` Tom Zhao
  2019-08-21 13:34   ` [edk2-devel] " Liming Gao
  1 sibling, 1 reply; 4+ messages in thread
From: Tom Zhao @ 2019-08-21 10:23 UTC (permalink / raw)
  To: devel

[-- Attachment #1: Type: text/plain, Size: 4389 bytes --]




-------- Forwarded Message --------
Subject: 	[PATCH v1 1/1] MdePkg: UefiLib: Add a function to check if a 
language is supported
Date: 	Tue, 20 Aug 2019 17:13:19 +0100
From: 	Tom Zhao <tzhao@solarflare.com>
To: 	edk2-devel@lists.01.org
CC: 	michael.d.kinney@intel.com, liming.gao@intel.com



Add a function that checks if a target language is in the supported
languages list. Add some calls to this function where appropriate in
UefiLib.c

Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Signed-off-by: Tom Zhao <tzhao@solarflare.com>
---
MdePkg/Include/Library/UefiLib.h | 16 ++++++
MdePkg/Library/UefiLib/UefiLib.c | 59 +++++++++++++-------
2 files changed, 54 insertions(+), 21 deletions(-)

diff --git a/MdePkg/Include/Library/UefiLib.h 
b/MdePkg/Include/Library/UefiLib.h
index 1650f30ddbc6..9dd170cbe2bf 100644
--- a/MdePkg/Include/Library/UefiLib.h
+++ b/MdePkg/Include/Library/UefiLib.h
@@ -461,6 +461,22 @@ EfiTestChildHandle (
IN CONST EFI_GUID *ProtocolGuid
);
+/**
+ * This function checks the supported languages list for a target language
+ *
+ * @param SupportedLanguages The supported languages
+ * @param TargetLanguage The target language
+ *
+ * @return Returns EFI_SUCCESS if the language is supported,
+ * EFI_UNSUPPORTED otherwise
+ */
+EFI_STATUS
+EFIAPI
+IsLanguageSupported (
+ IN CONST CHAR8 *SupportedLanguages,
+ IN CONST CHAR8 *TargetLanguage
+ );
+
/**
This function looks up a Unicode string in UnicodeStringTable.
diff --git a/MdePkg/Library/UefiLib/UefiLib.c 
b/MdePkg/Library/UefiLib/UefiLib.c
index daa4af762e62..56281d25fd99 100644
--- a/MdePkg/Library/UefiLib/UefiLib.c
+++ b/MdePkg/Library/UefiLib/UefiLib.c
@@ -640,6 +640,35 @@ EfiTestChildHandle (
return Status;
}
+/**
+ * This function checks the supported languages list for a target language
+ *
+ * @param SupportedLanguages The supported languages
+ * @param TargetLanguage The target language
+ *
+ * @return Returns EFI_SUCCESS if the language is supported,
+ * EFI_UNSUPPORTED otherwise
+ */
+EFI_STATUS
+EFIAPI
+IsLanguageSupported (
+ IN CONST CHAR8 *SupportedLanguages,
+ IN CONST CHAR8 *TargetLanguage
+ )
+{
+ UINTN Index;
+ while (*SupportedLanguages != 0) {
+ for (Index = 0; SupportedLanguages[Index] != 0 && 
SupportedLanguages[Index] != ';'; Index++);
+ if ((AsciiStrnCmp(SupportedLanguages, TargetLanguage, Index) == 0) && 
(TargetLanguage[Index] == 0)) {
+ return EFI_SUCCESS;
+ }
+ SupportedLanguages += Index;
+ for (; *SupportedLanguages != 0 && *SupportedLanguages == ';'; 
SupportedLanguages++);
+ }
+
+ return EFI_UNSUPPORTED;
+}
+
/**
This function looks up a Unicode string in UnicodeStringTable.
@@ -800,24 +829,19 @@ LookupUnicodeString2 (
// Make sure Language is in the set of Supported Languages
//
Found = FALSE;
- while (*SupportedLanguages != 0) {
- if (Iso639Language) {
+ if (Iso639Language) {
+ while (*SupportedLanguages != 0) {
if (CompareIso639LanguageCode (Language, SupportedLanguages)) {
Found = TRUE;
break;
}
SupportedLanguages += 3;
- } else {
- for (Index = 0; SupportedLanguages[Index] != 0 && 
SupportedLanguages[Index] != ';'; Index++);
- if ((AsciiStrnCmp(SupportedLanguages, Language, Index) == 0) && 
(Language[Index] == 0)) {
- Found = TRUE;
- break;
- }
- SupportedLanguages += Index;
- for (; *SupportedLanguages != 0 && *SupportedLanguages == ';'; 
SupportedLanguages++);
}
+ } else {
+ Found = !IsLanguageSupported(Language, SupportedLanguages);
}
+
//
// If Language is not a member of SupportedLanguages, then return 
EFI_UNSUPPORTED
//
@@ -1099,24 +1123,17 @@ AddUnicodeString2 (
// Make sure Language is a member of SupportedLanguages
//
Found = FALSE;
- while (*SupportedLanguages != 0) {
- if (Iso639Language) {
+ if (Iso639Language) {
+ while (*SupportedLanguages != 0) {
if (CompareIso639LanguageCode (Language, SupportedLanguages)) {
Found = TRUE;
break;
}
SupportedLanguages += 3;
- } else {
- for (Index = 0; SupportedLanguages[Index] != 0 && 
SupportedLanguages[Index] != ';'; Index++);
- if (AsciiStrnCmp(SupportedLanguages, Language, Index) == 0) {
- Found = TRUE;
- break;
- }
- SupportedLanguages += Index;
- for (; *SupportedLanguages != 0 && *SupportedLanguages == ';'; 
SupportedLanguages++);
}
+ } else {
+ Found = !IsLanguageSupported(Language, SupportedLanguages);
}
-
//
// If Language is not a member of SupportedLanguages, then return 
EFI_UNSUPPORTED
//

-- 
2.21.0


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^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [edk2-devel] [PATCH v1 1/1] MdePkg: UefiLib: Add a function to check if a language is supported
  2019-08-21 10:23 ` Tom Zhao
@ 2019-08-21 13:34   ` Liming Gao
  2019-08-21 14:25     ` Tom Zhao
  0 siblings, 1 reply; 4+ messages in thread
From: Liming Gao @ 2019-08-21 13:34 UTC (permalink / raw)
  To: devel@edk2.groups.io, tzhao@solarflare.com

[-- Attachment #1: Type: text/plain, Size: 5256 bytes --]

Tom:
  Can you send the patch by the command 'git send-email xxx.patch'? If so, I can extract the patch from the mail.

  If this function is only used in UefiLib, how about define it as the internal function?

Thanks
Liming
From: devel@edk2.groups.io [mailto:devel@edk2.groups.io] On Behalf Of Tom Zhao
Sent: Wednesday, August 21, 2019 6:23 PM
To: devel@edk2.groups.io
Subject: [edk2-devel] [PATCH v1 1/1] MdePkg: UefiLib: Add a function to check if a language is supported





-------- Forwarded Message --------
Subject:

[PATCH v1 1/1] MdePkg: UefiLib: Add a function to check if a language is supported

Date:

Tue, 20 Aug 2019 17:13:19 +0100

From:

Tom Zhao <tzhao@solarflare.com><mailto:tzhao@solarflare.com>

To:

edk2-devel@lists.01.org<mailto:edk2-devel@lists.01.org>

CC:

michael.d.kinney@intel.com<mailto:michael.d.kinney@intel.com>, liming.gao@intel.com<mailto:liming.gao@intel.com>



Add a function that checks if a target language is in the supported
languages list. Add some calls to this function where appropriate in
UefiLib.c

Cc: Michael D Kinney <michael.d.kinney@intel.com><mailto:michael.d.kinney@intel.com>
Cc: Liming Gao <liming.gao@intel.com><mailto:liming.gao@intel.com>
Signed-off-by: Tom Zhao <tzhao@solarflare.com><mailto:tzhao@solarflare.com>
---
MdePkg/Include/Library/UefiLib.h | 16 ++++++
MdePkg/Library/UefiLib/UefiLib.c | 59 +++++++++++++-------
2 files changed, 54 insertions(+), 21 deletions(-)

diff --git a/MdePkg/Include/Library/UefiLib.h b/MdePkg/Include/Library/UefiLib.h
index 1650f30ddbc6..9dd170cbe2bf 100644
--- a/MdePkg/Include/Library/UefiLib.h
+++ b/MdePkg/Include/Library/UefiLib.h
@@ -461,6 +461,22 @@ EfiTestChildHandle (
IN CONST EFI_GUID *ProtocolGuid
);
+/**
+ * This function checks the supported languages list for a target language
+ *
+ * @param SupportedLanguages The supported languages
+ * @param TargetLanguage The target language
+ *
+ * @return Returns EFI_SUCCESS if the language is supported,
+ * EFI_UNSUPPORTED otherwise
+ */
+EFI_STATUS
+EFIAPI
+IsLanguageSupported (
+ IN CONST CHAR8 *SupportedLanguages,
+ IN CONST CHAR8 *TargetLanguage
+ );
+
/**
This function looks up a Unicode string in UnicodeStringTable.
diff --git a/MdePkg/Library/UefiLib/UefiLib.c b/MdePkg/Library/UefiLib/UefiLib.c
index daa4af762e62..56281d25fd99 100644
--- a/MdePkg/Library/UefiLib/UefiLib.c
+++ b/MdePkg/Library/UefiLib/UefiLib.c
@@ -640,6 +640,35 @@ EfiTestChildHandle (
return Status;
}
+/**
+ * This function checks the supported languages list for a target language
+ *
+ * @param SupportedLanguages The supported languages
+ * @param TargetLanguage The target language
+ *
+ * @return Returns EFI_SUCCESS if the language is supported,
+ * EFI_UNSUPPORTED otherwise
+ */
+EFI_STATUS
+EFIAPI
+IsLanguageSupported (
+ IN CONST CHAR8 *SupportedLanguages,
+ IN CONST CHAR8 *TargetLanguage
+ )
+{
+ UINTN Index;
+ while (*SupportedLanguages != 0) {
+ for (Index = 0; SupportedLanguages[Index] != 0 && SupportedLanguages[Index] != ';'; Index++);
+ if ((AsciiStrnCmp(SupportedLanguages, TargetLanguage, Index) == 0) && (TargetLanguage[Index] == 0)) {
+ return EFI_SUCCESS;
+ }
+ SupportedLanguages += Index;
+ for (; *SupportedLanguages != 0 && *SupportedLanguages == ';'; SupportedLanguages++);
+ }
+
+ return EFI_UNSUPPORTED;
+}
+
/**
This function looks up a Unicode string in UnicodeStringTable.
@@ -800,24 +829,19 @@ LookupUnicodeString2 (
// Make sure Language is in the set of Supported Languages
//
Found = FALSE;
- while (*SupportedLanguages != 0) {
- if (Iso639Language) {
+ if (Iso639Language) {
+ while (*SupportedLanguages != 0) {
if (CompareIso639LanguageCode (Language, SupportedLanguages)) {
Found = TRUE;
break;
}
SupportedLanguages += 3;
- } else {
- for (Index = 0; SupportedLanguages[Index] != 0 && SupportedLanguages[Index] != ';'; Index++);
- if ((AsciiStrnCmp(SupportedLanguages, Language, Index) == 0) && (Language[Index] == 0)) {
- Found = TRUE;
- break;
- }
- SupportedLanguages += Index;
- for (; *SupportedLanguages != 0 && *SupportedLanguages == ';'; SupportedLanguages++);
}
+ } else {
+ Found = !IsLanguageSupported(Language, SupportedLanguages);
}
+
//
// If Language is not a member of SupportedLanguages, then return EFI_UNSUPPORTED
//
@@ -1099,24 +1123,17 @@ AddUnicodeString2 (
// Make sure Language is a member of SupportedLanguages
//
Found = FALSE;
- while (*SupportedLanguages != 0) {
- if (Iso639Language) {
+ if (Iso639Language) {
+ while (*SupportedLanguages != 0) {
if (CompareIso639LanguageCode (Language, SupportedLanguages)) {
Found = TRUE;
break;
}
SupportedLanguages += 3;
- } else {
- for (Index = 0; SupportedLanguages[Index] != 0 && SupportedLanguages[Index] != ';'; Index++);
- if (AsciiStrnCmp(SupportedLanguages, Language, Index) == 0) {
- Found = TRUE;
- break;
- }
- SupportedLanguages += Index;
- for (; *SupportedLanguages != 0 && *SupportedLanguages == ';'; SupportedLanguages++);
}
+ } else {
+ Found = !IsLanguageSupported(Language, SupportedLanguages);
}
-
//
// If Language is not a member of SupportedLanguages, then return EFI_UNSUPPORTED
//

--

2.21.0




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^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [edk2-devel] [PATCH v1 1/1] MdePkg: UefiLib: Add a function to check if a language is supported
  2019-08-21 13:34   ` [edk2-devel] " Liming Gao
@ 2019-08-21 14:25     ` Tom Zhao
  0 siblings, 0 replies; 4+ messages in thread
From: Tom Zhao @ 2019-08-21 14:25 UTC (permalink / raw)
  To: devel, liming.gao

[-- Attachment #1: Type: text/plain, Size: 6069 bytes --]

Hi Liming

The function is only used inside UefiLib in the edk2 package, however, 
the intent was to use this in our UEFI implementation. I figured that 
others might find this functionality useful. The functions inside 
UefiLib were only modified for consistency.

Tom

On 21/08/2019 14:34, Liming Gao wrote:
>
> Tom:
>
>   Can you send the patch by the command ‘git send-email xxx.patch’? If 
> so, I can extract the patch from the mail.
>
>   If this function is only used in UefiLib, how about define it as the 
> internal function?
>
> Thanks
>
> Liming
>
> *From:*devel@edk2.groups.io [mailto:devel@edk2.groups.io] *On Behalf 
> Of *Tom Zhao
> *Sent:* Wednesday, August 21, 2019 6:23 PM
> *To:* devel@edk2.groups.io
> *Subject:* [edk2-devel] [PATCH v1 1/1] MdePkg: UefiLib: Add a function 
> to check if a language is supported
>
>
>
> -------- Forwarded Message --------
>
> *Subject: *
>
> 	
>
> [PATCH v1 1/1] MdePkg: UefiLib: Add a function to check if a language 
> is supported
>
> *Date: *
>
> 	
>
> Tue, 20 Aug 2019 17:13:19 +0100
>
> *From: *
>
> 	
>
> Tom Zhao <tzhao@solarflare.com> <mailto:tzhao@solarflare.com>
>
> *To: *
>
> 	
>
> edk2-devel@lists.01.org <mailto:edk2-devel@lists.01.org>
>
> *CC: *
>
> 	
>
> michael.d.kinney@intel.com <mailto:michael.d.kinney@intel.com>, 
> liming.gao@intel.com <mailto:liming.gao@intel.com>
>
>
>
> Add a function that checks if a target language is in the supported
> languages list. Add some calls to this function where appropriate in
> UefiLib.c
>
> Cc: Michael D Kinney <michael.d.kinney@intel.com> 
> <mailto:michael.d.kinney@intel.com>
> Cc: Liming Gao <liming.gao@intel.com> <mailto:liming.gao@intel.com>
> Signed-off-by: Tom Zhao <tzhao@solarflare.com> 
> <mailto:tzhao@solarflare.com>
> ---
> MdePkg/Include/Library/UefiLib.h | 16 ++++++
> MdePkg/Library/UefiLib/UefiLib.c | 59 +++++++++++++-------
> 2 files changed, 54 insertions(+), 21 deletions(-)
>
> diff --git a/MdePkg/Include/Library/UefiLib.h 
> b/MdePkg/Include/Library/UefiLib.h
> index 1650f30ddbc6..9dd170cbe2bf 100644
> --- a/MdePkg/Include/Library/UefiLib.h
> +++ b/MdePkg/Include/Library/UefiLib.h
> @@ -461,6 +461,22 @@ EfiTestChildHandle (
> IN CONST EFI_GUID *ProtocolGuid
> );
> +/**
> + * This function checks the supported languages list for a target 
> language
> + *
> + * @param SupportedLanguages The supported languages
> + * @param TargetLanguage The target language
> + *
> + * @return Returns EFI_SUCCESS if the language is supported,
> + * EFI_UNSUPPORTED otherwise
> + */
> +EFI_STATUS
> +EFIAPI
> +IsLanguageSupported (
> + IN CONST CHAR8 *SupportedLanguages,
> + IN CONST CHAR8 *TargetLanguage
> + );
> +
> /**
> This function looks up a Unicode string in UnicodeStringTable.
> diff --git a/MdePkg/Library/UefiLib/UefiLib.c 
> b/MdePkg/Library/UefiLib/UefiLib.c
> index daa4af762e62..56281d25fd99 100644
> --- a/MdePkg/Library/UefiLib/UefiLib.c
> +++ b/MdePkg/Library/UefiLib/UefiLib.c
> @@ -640,6 +640,35 @@ EfiTestChildHandle (
> return Status;
> }
> +/**
> + * This function checks the supported languages list for a target 
> language
> + *
> + * @param SupportedLanguages The supported languages
> + * @param TargetLanguage The target language
> + *
> + * @return Returns EFI_SUCCESS if the language is supported,
> + * EFI_UNSUPPORTED otherwise
> + */
> +EFI_STATUS
> +EFIAPI
> +IsLanguageSupported (
> + IN CONST CHAR8 *SupportedLanguages,
> + IN CONST CHAR8 *TargetLanguage
> + )
> +{
> + UINTN Index;
> + while (*SupportedLanguages != 0) {
> + for (Index = 0; SupportedLanguages[Index] != 0 && 
> SupportedLanguages[Index] != ';'; Index++);
> + if ((AsciiStrnCmp(SupportedLanguages, TargetLanguage, Index) == 0) 
> && (TargetLanguage[Index] == 0)) {
> + return EFI_SUCCESS;
> + }
> + SupportedLanguages += Index;
> + for (; *SupportedLanguages != 0 && *SupportedLanguages == ';'; 
> SupportedLanguages++);
> + }
> +
> + return EFI_UNSUPPORTED;
> +}
> +
> /**
> This function looks up a Unicode string in UnicodeStringTable.
> @@ -800,24 +829,19 @@ LookupUnicodeString2 (
> // Make sure Language is in the set of Supported Languages
> //
> Found = FALSE;
> - while (*SupportedLanguages != 0) {
> - if (Iso639Language) {
> + if (Iso639Language) {
> + while (*SupportedLanguages != 0) {
> if (CompareIso639LanguageCode (Language, SupportedLanguages)) {
> Found = TRUE;
> break;
> }
> SupportedLanguages += 3;
> - } else {
> - for (Index = 0; SupportedLanguages[Index] != 0 && 
> SupportedLanguages[Index] != ';'; Index++);
> - if ((AsciiStrnCmp(SupportedLanguages, Language, Index) == 0) && 
> (Language[Index] == 0)) {
> - Found = TRUE;
> - break;
> - }
> - SupportedLanguages += Index;
> - for (; *SupportedLanguages != 0 && *SupportedLanguages == ';'; 
> SupportedLanguages++);
> }
> + } else {
> + Found = !IsLanguageSupported(Language, SupportedLanguages);
> }
> +
> //
> // If Language is not a member of SupportedLanguages, then return 
> EFI_UNSUPPORTED
> //
> @@ -1099,24 +1123,17 @@ AddUnicodeString2 (
> // Make sure Language is a member of SupportedLanguages
> //
> Found = FALSE;
> - while (*SupportedLanguages != 0) {
> - if (Iso639Language) {
> + if (Iso639Language) {
> + while (*SupportedLanguages != 0) {
> if (CompareIso639LanguageCode (Language, SupportedLanguages)) {
> Found = TRUE;
> break;
> }
> SupportedLanguages += 3;
> - } else {
> - for (Index = 0; SupportedLanguages[Index] != 0 && 
> SupportedLanguages[Index] != ';'; Index++);
> - if (AsciiStrnCmp(SupportedLanguages, Language, Index) == 0) {
> - Found = TRUE;
> - break;
> - }
> - SupportedLanguages += Index;
> - for (; *SupportedLanguages != 0 && *SupportedLanguages == ';'; 
> SupportedLanguages++);
> }
> + } else {
> + Found = !IsLanguageSupported(Language, SupportedLanguages);
> }
> -
> //
> // If Language is not a member of SupportedLanguages, then return 
> EFI_UNSUPPORTED
> //
>
> -- 
> 2.21.0
> 

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end of thread, other threads:[~2019-08-21 14:26 UTC | newest]

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     [not found] <1b9545dc-b3aa-6f65-47e9-0304ed5bd89c@solarflare.com>
2019-08-21  6:50 ` FW: [PATCH v1 1/1] MdePkg: UefiLib: Add a function to check if a language is supported Liming Gao
2019-08-21 10:23 ` Tom Zhao
2019-08-21 13:34   ` [edk2-devel] " Liming Gao
2019-08-21 14:25     ` Tom Zhao

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