[#PKCS12_pbe_crypt_ex]
= PKCS12_pbe_crypt_ex
:mrdocs:

Encrypt or decrypt a buffer using a PKCS#12 PBE algorithm.

== Synopsis

Declared in `<openssl/pkcs12.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
unsigned char*
PKCS12_pbe_crypt_ex(
    xref:X509_ALGOR.adoc[X509_ALGOR] const* algor,
    char const* pass,
    int passlen,
    unsigned char const* in,
    int inlen,
    unsigned char** data,
    int* datalen,
    int en_de,
    xref:OSSL_LIB_CTX.adoc[OSSL_LIB_CTX]* libctx,
    char const* propq);
----

== Return Value

Pointer to output buffer (same as *`data),` or NULL on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *algor*
| PBE algorithm identifier.
| *pass*
| Passphrase.
| *passlen*
| Length of `pass,` or ‐1 to use strlen().
| *in*
| Input buffer.
| *inlen*
| Length of `in` in bytes.
| *data*
| Address of output buffer pointer (malloc'd on success).
| *datalen*
| Address to receive output length in bytes.
| *en_de*
| 1 to encrypt, 0 to decrypt.
| *libctx*
| Library context for algorithm fetching, or NULL for default.
| *propq*
| Property query for algorithm fetching, or NULL.
|===


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