Syntax errors in crypto.h

[Richard Levitte]

It should be possible to have this define in your code before including any openssl header:

    #define OSSL_CRYPTO_ALLOC

Is that what you did?

Cheers
Richard


Don Payette <payettedon at gmail.com> skrev: (19 augusti 2023 04:58:13 CEST)
>Well, I did some experimenting. I changed
>OSSL_CRYPTO_ALLOC void *CRYPTO_malloc(size_t num, const char *file, int
>line);
>
>to
>
>void *CRYPTO_malloc(size_t num, const char *file, int line);
>
>And it compiled. I tried changing the OSSL_CRYPTO_ALLOC define to define it
>as blank. But that still gets a syntax
>error saying it expects a ";" before the "void *". That seems odd to me.
>
>
>Don Payette
>(cell) 479-216-6320 <(479)%20216-6320>
>
>
>On Tue, Aug 15, 2023 at 9:01 AM Don Payette <payettedon at gmail.com> wrote:
>
>> I'm converting an existing Winsock app to have encryption by using OpenSSL.
>> I'm getting syntax errors attempting to compile my app. My environment is
>> Microsoft Visual C++.
>> I downloaded and installed the OpenSSL pre-compiled binaries and added the
>> following to the Include Directories.
>>
>>    C:\Program Files\OpenSSL-Win64\includes
>>
>> In my existing Socket.cpp file I added OpenSSL includes:
>>
>> #include <stdio.h>
>> #include <string.h>
>> #include <openssl/bio.h>
>> #include <openssl/ssl.h>
>> #include <openssl/err.h>
>> #include <signal.h>
>>
>>
>>
>> Severity Code                Description
>>                                                  Project File
>>
>>                Line
>>
>> Error (active) E0077 this declaration has no storage class or type
>> specifier DFDS C:\Program Files\OpenSSL-Win64\include\openssl\crypto.h 344
>> Error (active) E0065 expected a ';'
>>   DFDS C:\Program Files\OpenSSL-Win64\include\openssl\crypto.h 344
>> OSSL_CRYPTO_ALLOC void *CRYPTO_malloc(size_t num, const char *file, int
>> line);
>>
>> The definition of OSSL_CRYPTO_ALLOC is in macros.h:
>>
>> # ifndef OSSL_CRYPTO_ALLOC
>> #  if defined(__GNUC__)
>> #   define OSSL_CRYPTO_ALLOC __attribute__((malloc))
>> #  elif defined(_MSC_VER)
>> #   define OSSL_CRYPTO_ALLOC __declspec(restrict)
>> #  else
>> #   define OSSL_CRYPTO_ALLOC
>> #  endif
>> # endif
>>
>>
>> I figure it is using the _MSC_VER define, which is the __declspec one.
>>
>> Any ideas what it is complaining about?
>>
>> Don Payette
>> (cell) 479-216-6320 <(479)%20216-6320>
>>
>>
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