[#SSL_get1_compressed_cert]
= SSL_get1_compressed_cert
:mrdocs:

Copy the pre‐compressed certificate stored for algorithm `alg` on a server SSL connection.

== Synopsis

Declared in `<openssl/ssl.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
size_t
SSL_get1_compressed_cert(
    xref:SSL.adoc[SSL]* ssl,
    int alg,
    unsigned char** data,
    size_t* orig_len);
----

== Return Value

Length of `*data` in bytes on success, or 0 on failure (including client connections).

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ssl*
| Server SSL connection that holds a pre‐compressed certificate.
| *alg*
| Compression algorithm identifier matching a stored blob.
| *data*
| On success, set to a newly allocated compressed certificate (caller frees with OPENSSL_free).
| *orig_len*
| On success, set to the uncompressed certificate length in bytes.
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#