1=pod 2 3=head1 NAME 4 5d2i_PKCS8PrivateKey_bio, d2i_PKCS8PrivateKey_fp, 6i2d_PKCS8PrivateKey_bio, i2d_PKCS8PrivateKey_fp, 7i2d_PKCS8PrivateKey_nid_bio, i2d_PKCS8PrivateKey_nid_fp - PKCS#8 format private key functions 8 9=head1 SYNOPSIS 10 11 #include <openssl/evp.h> 12 13 EVP_PKEY *d2i_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY **x, pem_password_cb *cb, void *u); 14 EVP_PKEY *d2i_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY **x, pem_password_cb *cb, void *u); 15 16 int i2d_PKCS8PrivateKey_bio(BIO *bp, EVP_PKEY *x, const EVP_CIPHER *enc, 17 char *kstr, int klen, 18 pem_password_cb *cb, void *u); 19 20 int i2d_PKCS8PrivateKey_fp(FILE *fp, EVP_PKEY *x, const EVP_CIPHER *enc, 21 char *kstr, int klen, 22 pem_password_cb *cb, void *u); 23 24 int i2d_PKCS8PrivateKey_nid_bio(BIO *bp, EVP_PKEY *x, int nid, 25 char *kstr, int klen, 26 pem_password_cb *cb, void *u); 27 28 int i2d_PKCS8PrivateKey_nid_fp(FILE *fp, EVP_PKEY *x, int nid, 29 char *kstr, int klen, 30 pem_password_cb *cb, void *u); 31 32=head1 DESCRIPTION 33 34The PKCS#8 functions encode and decode private keys in PKCS#8 format using both 35PKCS#5 v1.5 and PKCS#5 v2.0 password based encryption algorithms. 36 37Other than the use of DER as opposed to PEM these functions are identical to the 38corresponding B<PEM> function as described in the L<pem(3)|pem(3)> manual page. 39 40=head1 NOTES 41 42Before using these functions L<OpenSSL_add_all_algorithms(3)|OpenSSL_add_all_algorithms(3)> 43should be called to initialize the internal algorithm lookup tables otherwise errors about 44unknown algorithms will occur if an attempt is made to decrypt a private key. 45 46These functions are currently the only way to store encrypted private keys using DER format. 47 48Currently all the functions use BIOs or FILE pointers, there are no functions which 49work directly on memory: this can be readily worked around by converting the buffers 50to memory BIOs, see L<BIO_s_mem(3)|BIO_s_mem(3)> for details. 51 52=head1 SEE ALSO 53 54L<pem(3)|pem(3)> 55 56=cut 57