Thank You all for your inputs.
On Mon, Sep 15, 2014 at 10:24 PM, Andrew Fish <af...@apple.com> wrote:
>
> On Sep 15, 2014, at 8:57 AM, Deric Cole <deric_c...@phoenix.com> wrote:
>
> You can use AsciiValueToString from PrintLib.
>
>
>
> I think that is the opposite endian to the example. 0x43313031 would
> print out 101C. So you would also need to add a SwapBytes32().
>
> I’d probably not ship code with the static local hex, but this would work.
>
> char *
> test (unsigned int src)
> {
> static char hex[5];
> char *ptr = (char *)&src;
>
> hex[0] = ptr[3];
> hex[1] = ptr[2];
> hex[2] = ptr[1];
> hex[3] = ptr[0];
> hex[4] = '\0';
> return hex;
> }
>
> The size of int, and long are not standard. Actually the size of long
> (Microsoft LLP64 vs. others LP64) is different between the various
> compilers that are supported by the edk2. This is why the UEFI spec defines
> types of a know size.
>
> Thanks,
>
> Andrew Fish
>
> Deric Cole
> Sr. Customer Engineer
> Phoenix Technologies Ltd.
>
> *From:* sushma s [mailto:sushma.bharadw...@gmail.com
> <sushma.bharadw...@gmail.com>]
> *Sent:* Sunday, September 14, 2014 11:45 PM
> *To:* edk2-devel@lists.sourceforge.net
> *Subject:* [edk2] converting UNIT32 value to ASCII format
>
> Hello,
>
> I am trying to convert a UINT32 value into ASCII format in my UEFI driver.
> I used the below method. We use EBC compiler for compiling my driver
> sources.
>
> char hex[5];
> int i;
> unsigned int src= 0x43313031;
>
> for(i = 0; i<4;i++)
> {
> hex[i] = src>>(64-(i+1)*8);
> }
> hex[i] = '\0';
>
> The same code when compiled in gcc compiler gives output, C101.
> The same code when used in my driver, gives blank output.
>
> Please let us know if there is any UEFI library function to achieve this
> conversion.
>
>
> Regards,
> Sushma.S
>
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