Read algorithm parameters (e.g. DH/DSA) from PEM into an EVP_PKEY with a library context.
Declared in <openssl/pem.h>
EVP_PKEY*
PEM_read_bio_Parameters_ex(
BIO* bp,
EVP_PKEY** x,
OSSL_LIB_CTX* libctx,
char const* propq);
Parameter EVP_PKEY on success, or NULL on failure.
| Name | Description |
|---|---|
| bp | BIO to read from. |
| x | Optional address of an EVP_PKEY pointer to reuse, or NULL. |
| libctx | Library context used for provider-backed decoding, or NULL for the default. |
| propq | Property query for algorithm fetches, or NULL. |