| X509_OCSPID_PRINT(3) | Library Functions Manual | X509_OCSPID_PRINT(3) |
X509_ocspid_print —
pretty-print hashes of subject name and public
key
library “libcrypto”
#include <openssl/x509.h>
int
X509_ocspid_print(BIO *bio,
X509 *issuer);
X509_ocspid_print()
produces human-readable output to bio containing
hexadecimal representations of SHA-1 hashes of the DER-encoded forms of the
subject name and the public key of the issuer
certificate, as these hashes appear in OCSP requests.
X509_ocspid_print() returns 1 for success
or 0 for failure.
This function is used by the -ocspid flag
of the openssl(1) x509
command.
EVP_sha1(3), i2d_X509_NAME(3), OCSP_cert_to_id(3), OCSP_REQUEST_new(3), X509_get_pubkey(3), X509_get_subject_name(3)
X509_ocspid_print() first appeared in
OpenSSL 0.9.7 and has been available since OpenBSD
3.2.
| June 8, 2025 | Debian |