Reading Public/Private Key from Memory with OpenSSL

Question

I am using Public/Private Keys in my project to encrypt/decrypt some data.

I am hosting a public key (\"public.pem\") on a server.

\"public.pem\" looks like

Answer 1

SquareRootOfTwentyThree's method not work for me. Here is my solution.

BIO* bio = BIO_new(BIO_s_mem());
int len = BIO_write(bio, pem_key_buffer, pem_key_buffer_len);
EVP_PKEY* evp_key = PEM_read_bio_PUBKEY(bio, NULL, NULL, NULL);
RSA* rsa = EVP_PKEY_get1_RSA(evp_key);