Ard: 
  OK. Will you send v2 patch to fix this issue?

> -----Original Message-----
> From: Ard Biesheuvel [mailto:[email protected]]
> Sent: Thursday, November 29, 2018 11:18 PM
> To: Gao, Liming <[email protected]>
> Cc: [email protected]; Laszlo Ersek <[email protected]>; Zhu, Yonghong 
> <[email protected]>; Feng, Bob C
> <[email protected]>
> Subject: Re: [PATCH 1/6] BaseTools/CommonLib: avoid using 'native' word size 
> in IP address handling
> 
> On Thu, 29 Nov 2018 at 16:15, Gao, Liming <[email protected]> wrote:
> >
> > Do you verify which GCC arch? 32bit or 64bit or ARM?
> >
> 
> 64-bit ARM
> 
> > > -----Original Message-----
> > > From: Ard Biesheuvel [mailto:[email protected]]
> > > Sent: Thursday, November 29, 2018 11:14 PM
> > > To: Gao, Liming <[email protected]>
> > > Cc: [email protected]; Laszlo Ersek <[email protected]>; Zhu, 
> > > Yonghong <[email protected]>; Feng, Bob C
> > > <[email protected]>
> > > Subject: Re: [PATCH 1/6] BaseTools/CommonLib: avoid using 'native' word 
> > > size in IP address handling
> > >
> > > On Thu, 29 Nov 2018 at 16:11, Gao, Liming <[email protected]> wrote:
> > > >
> > > > Ard:
> > > >   I mean the build error. Besides, what test have you done with this 
> > > > patch set?
> > > >
> > > > CommonLib.c(1651): error C2220: warning treated as error - no 'object' 
> > > > file generated
> > > > CommonLib.c(1651): warning C4133: 'function': incompatible types - from 
> > > > 'UINTN *' to 'UINT64 *'
> > > > NMAKE : fatal error U1077: '"C:\Program Files (x86)\Microsoft Visual 
> > > > Studio 14.0\VC\BIN\cl.exe"' : return code '0x2'
> > > >
> > >
> > > Apologies, i missed this change at line 1624
> > >
> > > -  UINTN                  Uint64;
> > > +  UINT64                 Uint64;
> > >
> > > It builds fine with GCC though.
> > >
> > > > Below > +  UINTN                  Uint64; ==> > +  UINT64               
> > > >    Uint64;
> > > > > -----Original Message-----
> > > > > From: Ard Biesheuvel [mailto:[email protected]]
> > > > > Sent: Thursday, November 29, 2018 8:31 PM
> > > > > To: [email protected]
> > > > > Cc: Ard Biesheuvel <[email protected]>; Laszlo Ersek 
> > > > > <[email protected]>; Zhu, Yonghong <[email protected]>;
> > > Gao,
> > > > > Liming <[email protected]>; Feng, Bob C <[email protected]>
> > > > > Subject: [PATCH 1/6] BaseTools/CommonLib: avoid using 'native' word 
> > > > > size in IP address handling
> > > > >
> > > > > In the context of the BaseTools, there is no such thing as a native 
> > > > > word
> > > > > size, given that the same set of tools may be used to build a firmware
> > > > > image consisting of both 32-bit and 64-bit modules.
> > > > >
> > > > > So update StrToIpv4Address() and StrToIpv6Address() to use UINT64
> > > > > types instead of UINTN types when parsing strings.
> > > > >
> > > > > Contributed-under: TianoCore Contribution Agreement 1.1
> > > > > Signed-off-by: Ard Biesheuvel <[email protected]>
> > > > > ---
> > > > >  BaseTools/Source/C/Common/CommonLib.c | 28 ++++++++++----------
> > > > >  1 file changed, 14 insertions(+), 14 deletions(-)
> > > > >
> > > > > diff --git a/BaseTools/Source/C/Common/CommonLib.c 
> > > > > b/BaseTools/Source/C/Common/CommonLib.c
> > > > > index 618aadac781a..bea6af0a45b1 100644
> > > > > --- a/BaseTools/Source/C/Common/CommonLib.c
> > > > > +++ b/BaseTools/Source/C/Common/CommonLib.c
> > > > > @@ -1785,7 +1785,7 @@ StrToIpv4Address (
> > > > >  {
> > > > >    RETURN_STATUS          Status;
> > > > >    UINTN                  AddressIndex;
> > > > > -  UINTN                  Uintn;
> > > > > +  UINTN                  Uint64;
> > > > >    EFI_IPv4_ADDRESS       LocalAddress;
> > > > >    UINT8                  LocalPrefixLength;
> > > > >    CHAR16                 *Pointer;
> > > > > @@ -1812,7 +1812,7 @@ StrToIpv4Address (
> > > > >      //
> > > > >      // Get D or P.
> > > > >      //
> > > > > -    Status = StrDecimalToUintnS ((CONST CHAR16 *) Pointer, &Pointer, 
> > > > > &Uintn);
> > > > > +    Status = StrDecimalToUint64S ((CONST CHAR16 *) Pointer, 
> > > > > &Pointer, &Uint64);
> > > > >      if (RETURN_ERROR (Status)) {
> > > > >        return RETURN_UNSUPPORTED;
> > > > >      }
> > > > > @@ -1820,18 +1820,18 @@ StrToIpv4Address (
> > > > >        //
> > > > >        // It's P.
> > > > >        //
> > > > > -      if (Uintn > 32) {
> > > > > +      if (Uint64 > 32) {
> > > > >          return RETURN_UNSUPPORTED;
> > > > >        }
> > > > > -      LocalPrefixLength = (UINT8) Uintn;
> > > > > +      LocalPrefixLength = (UINT8) Uint64;
> > > > >      } else {
> > > > >        //
> > > > >        // It's D.
> > > > >        //
> > > > > -      if (Uintn > MAX_UINT8) {
> > > > > +      if (Uint64 > MAX_UINT8) {
> > > > >          return RETURN_UNSUPPORTED;
> > > > >        }
> > > > > -      LocalAddress.Addr[AddressIndex] = (UINT8) Uintn;
> > > > > +      LocalAddress.Addr[AddressIndex] = (UINT8) Uint64;
> > > > >        AddressIndex++;
> > > > >      }
> > > > >
> > > > > @@ -1888,7 +1888,7 @@ StrToIpv6Address (
> > > > >  {
> > > > >    RETURN_STATUS          Status;
> > > > >    UINTN                  AddressIndex;
> > > > > -  UINTN                  Uintn;
> > > > > +  UINT64                 Uint64;
> > > > >    EFI_IPv6_ADDRESS       LocalAddress;
> > > > >    UINT8                  LocalPrefixLength;
> > > > >    CONST CHAR16           *Pointer;
> > > > > @@ -1969,7 +1969,7 @@ StrToIpv6Address (
> > > > >          //
> > > > >          // Get X.
> > > > >          //
> > > > > -        Status = StrHexToUintnS (Pointer, &End, &Uintn);
> > > > > +        Status = StrHexToUint64S (Pointer, &End, &Uint64);
> > > > >          if (RETURN_ERROR (Status) || End - Pointer > 4) {
> > > > >            //
> > > > >            // Number of hexadecimal digit characters is no more than 
> > > > > 4.
> > > > > @@ -1978,24 +1978,24 @@ StrToIpv6Address (
> > > > >          }
> > > > >          Pointer = End;
> > > > >          //
> > > > > -        // Uintn won't exceed MAX_UINT16 if number of hexadecimal 
> > > > > digit characters is no more than 4.
> > > > > +        // Uint64 won't exceed MAX_UINT16 if number of hexadecimal 
> > > > > digit characters is no more than 4.
> > > > >          //
> > > > >          ASSERT (AddressIndex + 1 < ARRAY_SIZE (Address->Addr));
> > > > > -        LocalAddress.Addr[AddressIndex] = (UINT8) ((UINT16) Uintn >> 
> > > > > 8);
> > > > > -        LocalAddress.Addr[AddressIndex + 1] = (UINT8) Uintn;
> > > > > +        LocalAddress.Addr[AddressIndex] = (UINT8) ((UINT16) Uint64 
> > > > > >> 8);
> > > > > +        LocalAddress.Addr[AddressIndex + 1] = (UINT8) Uint64;
> > > > >          AddressIndex += 2;
> > > > >        } else {
> > > > >          //
> > > > >          // Get P, then exit the loop.
> > > > >          //
> > > > > -        Status = StrDecimalToUintnS (Pointer, &End, &Uintn);
> > > > > -        if (RETURN_ERROR (Status) || End == Pointer || Uintn > 128) {
> > > > > +        Status = StrDecimalToUint64S (Pointer, &End, &Uint64);
> > > > > +        if (RETURN_ERROR (Status) || End == Pointer || Uint64 > 128) 
> > > > > {
> > > > >            //
> > > > >            // Prefix length should not exceed 128.
> > > > >            //
> > > > >            return RETURN_UNSUPPORTED;
> > > > >          }
> > > > > -        LocalPrefixLength = (UINT8) Uintn;
> > > > > +        LocalPrefixLength = (UINT8) Uint64;
> > > > >          Pointer = End;
> > > > >          break;
> > > > >        }
> > > > > --
> > > > > 2.19.1
> > > >
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