Thank you Thomas,
This helps.
*Saheb*
On Sun, May 24, 2015 at 4:21 AM, Thomas Rognon <tcrog...@gmail.com> wrote:
> There's no direct corollary to StdLib's BSD socket functions. What I'm
> saying is that is you need something quick, you can isolate the openssl TLS
> functions that you need, see exactly what it needs to do over the network
> and make special purpose wrappers around edk2 network protocols (such as
> EFI_TCP4_PROTOCOL) to get it done. Essentially you'd be making a small
> subset of BSD sockets and could probably copy a lot of code from StdLib.
>
> Openssl is portable and so it doesn't link to stdlib functions directly.
> They are assigned to function pointers in a struct (BIO or something like
> that), and you can just assign your own functions.
>
> The UEFI network protocols are here...
> https://github.com/tianocore/edk2/tree/master/NetworkPkg
>
> https://github.com/tianocore/edk2/tree/master/MdeModulePkg/Universal/Network
>
> On Sat, May 23, 2015 at 7:29 AM, Saheb Biswas <sahebbis...@gmail.com>
> wrote:
>
>> Thank you Thomas,
>> Can you point me to the appropriate EDK2 network stack functions that
>> should be used in place of the StdLib wrappers ?
>>
>> *Saheb *
>>
>> On Sat, May 23, 2015 at 10:03 AM, Thomas Rognon <tcrog...@gmail.com>
>> wrote:
>>
>>> UEFI 2.5 specifices TLS protocol. I know this isn't really an answer,
>>> but you could just wait for it to be implemented in edk2. Not sure when
>>> that will be, but hopefully soon.
>>>
>>> If you need it now, you might consider assigned/defining the network
>>> functions in openssl (in the BIO struct if I remember correctly?) to custom
>>> wrappers around the appropriate edk2 network stack functions. No need for
>>> StdLib, but will require a bit of coding to get working.
>>>
>>> On Fri, May 22, 2015 at 10:27 PM, Saheb Biswas <sahebbis...@gmail.com>
>>> wrote:
>>>
>>>> Thank you Andrew,
>>>>
>>>> I used StdLib for it's implementation of the BSD sockets which can then
>>>> be consumed by the OpenSSL library.
>>>>
>>>> So if not StdLib, what would provide me the raw socket in UEFI for SSL
>>>> ?
>>>>
>>>>
>>>> *Saheb *
>>>> On Sat, May 23, 2015 at 1:40 AM, Andrew Fish <af...@apple.com> wrote:
>>>>
>>>>>
>>>>> On May 22, 2015, at 6:29 AM, Saheb Biswas <sahebbis...@gmail.com>
>>>>> wrote:
>>>>>
>>>>> hello,
>>>>>
>>>>> I am trying to port a simple SSL client code into UEFI and am using
>>>>> the OpenSsl in CryptoPkg for this.
>>>>>
>>>>> The OpenSslSupport.h header in CryptoPkg include folder defines most
>>>>> of the stdlib types and this causes a conflict when I attempt to use the
>>>>> StdLib headers in my code.
>>>>>
>>>>> Following is a sample of the error messages:
>>>>> c:\edk2\CryptoPkg\Include\OpenSslSupport.h(28) : error C2373: 'FILE' :
>>>>> redefinition; different type modifiers
>>>>> c:\edk2\StdLib\Include\stdio.h(255) : see declaration of 'FILE'
>>>>> c:\edk2\CryptoPkg\Include\OpenSslSupport.h(47) : warning C4005:
>>>>> 'ENOMEM' : macro redefinition
>>>>> c:\edk2\StdLib\Include\errno.h(64) : see previous definition
>>>>> of 'ENOMEM'
>>>>> c:\edk2\CryptoPkg\Include\OpenSslSupport.h(48) : warning C4005:
>>>>> 'EINVAL' : macro redefinition
>>>>> c:\edk2\StdLib\Include\errno.h(74) : see previous definition
>>>>> of 'EINVAL'
>>>>> c:\edk2\CryptoPkg\Include\OpenSslSupport.h(50) : warning C4005:
>>>>> 'INT_MAX' : macro redefinition
>>>>> c:\edk2\StdLib\Include\limits.h(70) : see previous definition
>>>>> of 'INT_MAX'
>>>>> c:\edk2\CryptoPkg\Include\OpenSslSupport.h(51) : warning C4005:
>>>>> 'INT_MIN' : macro redefinition
>>>>> c:\edk2\StdLib\Include\limits.h(67) : see previous definition
>>>>> of 'INT_MIN'
>>>>> c:\edk2\CryptoPkg\Include\OpenSslSupport.h(52) : warning C4005:
>>>>> 'LONG_MAX' : macro redefinition
>>>>> c:\edk2\StdLib\Include\limits.h(79) : see previous definition
>>>>> of 'LONG_MAX'
>>>>> c:\edk2\CryptoPkg\Include\OpenSslSupport.h(53) : warning C4005:
>>>>> 'LONG_MIN' : macro redefinition
>>>>> c:\edk2\StdLib\Include\limits.h(76) : see previous definition
>>>>> of 'LONG_MIN'
>>>>> c:\edk2\CryptoPkg\Include\OpenSslSupport.h(54) : warning C4005:
>>>>> 'ULONG_MAX' : macro redefinition
>>>>> c:\edk2\StdLib\Include\limits.h(82) : see previous definition
>>>>> of ‘ULONG_MAX'
>>>>>
>>>>> c:\edk2\CryptoPkg\Include\OpenSslSupport.h(75) : warning C4005:
>>>>> 'offsetof' : macro redefinition
>>>>> c:\edk2\StdLib\Include\stddef.h(66) : see previous definition
>>>>> of ‘offsetof'
>>>>>
>>>>>
>>>>>
>>>>> For issues like this in C you can use #undef
>>>>>
>>>>> #undef FILE
>>>>> #include <OpenSslSupport.h>
>>>>>
>>>>>
>>>>> c:\edk2\CryptoPkg\Include\OpenSslSupport.h(83) : error C2371:
>>>>> '__mode_t' : redefinition; different basic types
>>>>> c:\edk2\StdLib\Include\sys/ansi.h(54) : see declaration of
>>>>> ‘__mode_t'
>>>>>
>>>>>
>>>>> __uint32_t vs. UINT16
>>>>>
>>>>>
>>>>> c:\edk2\CryptoPkg\Include\OpenSslSupport.h(84) : warning C4142: benign
>>>>> redefinition of type
>>>>> c:\edk2\CryptoPkg\Include\OpenSslSupport.h(85) : error C2371:
>>>>> 'clock_t' : redefinition; different basic types
>>>>> c:\edk2\StdLib\Include\sys/types.h(241) : see declaration of
>>>>> ‘clock_t'
>>>>>
>>>>>
>>>>> UINT64 vs. unsigned long
>>>>>
>>>>> Note: This is scary as long is different sizes on different edk2
>>>>> compilers!!!!!!
>>>>>
>>>>> c:\edk2\CryptoPkg\Include\OpenSslSupport.h(88) : error C2371: 'ino_t'
>>>>> : redefinition; different basic types
>>>>> c:\edk2\StdLib\Include\sys/types.h(169) : see declaration of
>>>>> 'ino_t'
>>>>>
>>>>>
>>>>>
>>>>> uint64_t vs. UINT32
>>>>>
>>>>> So this is such a bad hack I feel bad mentioning it, but …..
>>>>>
>>>>> In OpenSslsupport.h add #ifndef <#define in StdLib for the conflicting
>>>>> define>
>>>>>
>>>>> #ifndef _SYS_TYPES_H_
>>>>> typedef unsigned long clock_t;
>>>>> #endif
>>>>>
>>>>>
>>>>>
>>>>> Any ideas ?
>>>>>
>>>>>
>>>>> Don’t use StdLib :) would be your other option.
>>>>>
>>>>> Thanks,
>>>>>
>>>>> Andrew Fish
>>>>>
>>>>>
>>>>> *Saheb*
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> ------------------------------------------------------------------------------
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>>>>>
>>>>>
>>>>
>>>>
>>>> ------------------------------------------------------------------------------
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>>>> Widest out-of-the-box monitoring support with 50+ applications
>>>> Performance metrics, stats and reports that give you Actionable Insights
>>>> Deep dive visibility with transaction tracing using APM Insight.
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>>>>
>>>
>>>
>>> ------------------------------------------------------------------------------
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>>> Widest out-of-the-box monitoring support with 50+ applications
>>> Performance metrics, stats and reports that give you Actionable Insights
>>> Deep dive visibility with transaction tracing using APM Insight.
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>>>
>>
>>
>> ------------------------------------------------------------------------------
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>> Widest out-of-the-box monitoring support with 50+ applications
>> Performance metrics, stats and reports that give you Actionable Insights
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>>
>
>
> ------------------------------------------------------------------------------
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> Widest out-of-the-box monitoring support with 50+ applications
> Performance metrics, stats and reports that give you Actionable Insights
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>
>
------------------------------------------------------------------------------
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