Is there a one-page doc to tell which function now changes to which in OpenSSL3?

[Tomas Mraz]

A good starting point is to read the migration guide:

https://www.openssl.org/docs/man3.0/man7/migration_guide.html

Tomas Mraz, OpenSSL

On Tue, 2022-06-28 at 20:48 -0700, Pei JIA wrote:
> Actually, my question is quite general: 
> It looks a lot of functions in **OpenSSL1.1.1** is NOW deprecated in
> **OpenSSL3** . 
>  * Is there a doc to tell which function in  **OpenSSL1.1.1** is NOW
> changed to which function in **OpenSSL3** ???
>  * Or any documentation that provides a very simple code snippet to
> compare the implementation based on **OpenSSL1.1.1** and the
> implementation using **OpenSSL3** .
> 
> 
> ```console
> error: ‘EVP_PKEY_get1_RSA’ is deprecated: Since OpenSSL 3.0 [-
> Werror=deprecated-declarations]
> error: ‘SSL_CTX_use_RSAPrivateKey’ is deprecated: Since OpenSSL 3.0
> [-Werror=deprecated-declarations]
> error: ‘RSA_free’ is deprecated: Since OpenSSL 3.0 [-
> Werror=deprecated-declarations]
> error: ‘ENGINE_init’ is deprecated: Since OpenSSL 3.0 [-
> Werror=deprecated-declarations]
> error: ‘ENGINE_set_default’ is deprecated: Since OpenSSL 3.0 [-
> Werror=deprecated-declarations]
> error: ‘ENGINE_load_private_key’ is deprecated: Since OpenSSL 3.0 [-
> Werror=deprecated-declarations]
> error: ‘ENGINE_finish’ is deprecated: Since OpenSSL 3.0 [-
> Werror=deprecated-declarations]
> error: ‘ENGINE_free’ is deprecated: Since OpenSSL 3.0 [-
> Werror=deprecated-declarations]
> error: ‘ENGINE_by_id’ is deprecated: Since OpenSSL 3.0 [-
> Werror=deprecated-declarations]
> error: ‘TLSv1_2_method’ is deprecated: Since OpenSSL 1.1.0 [-
> Werror=deprecated-declarations]
> error: ‘TLSv1_1_method’ is deprecated: Since OpenSSL 1.1.0 [-
> Werror=deprecated-declarations]
> error: ‘TLSv1_method’ is deprecated: Since OpenSSL 1.1.0 [-
> Werror=deprecated-declarations]
> error: ‘ERR_load_BIO_strings’ is deprecated: Since OpenSSL 3.0 [-
> Werror=deprecated-declarations]
> error: ‘ERR_remove_thread_state’ is deprecated: Since OpenSSL 1.1.0
> [-Werror=deprecated-declarations]
> error: ‘ENGINE_load_builtin_engines’ is deprecated: Since OpenSSL 3.0
> [-Werror=deprecated-declarations]
> 
> ```
> 
> 
> 
> 
> 
> 
> 
> 
> 

-- 
Tomáš Mráz, OpenSSL