D2I_OCSP_RESPONSE(3) Library Functions Manual D2I_OCSP_RESPONSE(3) NAME d2i_OCSP_RESPONSE, i2d_OCSP_RESPONSE, d2i_OCSP_RESPBYTES, i2d_OCSP_RESPBYTES, d2i_OCSP_BASICRESP, i2d_OCSP_BASICRESP, d2i_OCSP_RESPDATA, i2d_OCSP_RESPDATA, d2i_OCSP_RESPID, i2d_OCSP_RESPID, d2i_OCSP_SINGLERESP, i2d_OCSP_SINGLERESP, d2i_OCSP_CERTSTATUS, i2d_OCSP_CERTSTATUS, d2i_OCSP_REVOKEDINFO, i2d_OCSP_REVOKEDINFO, d2i_OCSP_CRLID, i2d_OCSP_CRLID - decode and encode OCSP responses SYNOPSIS #include OCSP_RESPONSE * d2i_OCSP_RESPONSE(OCSP_RESPONSE **val_out, const unsigned char **der_in, long length); int i2d_OCSP_RESPONSE(OCSP_RESPONSE *val_in, unsigned char **der_out); OCSP_RESPBYTES * d2i_OCSP_RESPBYTES(OCSP_RESPBYTES **val_out, const unsigned char **der_in, long length); int i2d_OCSP_RESPBYTES(OCSP_RESPBYTES *val_in, unsigned char **der_out); OCSP_BASICRESP * d2i_OCSP_BASICRESP(OCSP_BASICRESP **val_out, const unsigned char **der_in, long length); int i2d_OCSP_BASICRESP(OCSP_BASICRESP *val_in, unsigned char **der_out); OCSP_RESPDATA * d2i_OCSP_RESPDATA(OCSP_RESPDATA **val_out, const unsigned char **der_in, long length); int i2d_OCSP_RESPDATA(OCSP_RESPDATA *val_in, unsigned char **der_out); OCSP_RESPID * d2i_OCSP_RESPID(OCSP_RESPID **val_out, const unsigned char **der_in, long length); int i2d_OCSP_RESPID(OCSP_RESPID *val_in, unsigned char **der_out); OCSP_SINGLERESP * d2i_OCSP_SINGLERESP(OCSP_SINGLERESP **val_out, const unsigned char **der_in, long length); int i2d_OCSP_SINGLERESP(OCSP_SINGLERESP *val_in, unsigned char **der_out); OCSP_CERTSTATUS * d2i_OCSP_CERTSTATUS(OCSP_CERTSTATUS **val_out, const unsigned char **der_in, long length); int i2d_OCSP_CERTSTATUS(OCSP_CERTSTATUS *val_in, unsigned char **der_out); OCSP_REVOKEDINFO * d2i_OCSP_REVOKEDINFO(OCSP_REVOKEDINFO **val_out, const unsigned char **der_in, long length); int i2d_OCSP_REVOKEDINFO(OCSP_REVOKEDINFO *val_in, unsigned char **der_out); OCSP_CRLID * d2i_OCSP_CRLID(OCSP_CRLID **val_out, const unsigned char **der_in, long length); int i2d_OCSP_CRLID(OCSP_CRLID *val_in, unsigned char **der_out); DESCRIPTION These functions decode and encode ASN.1 structures used for OCSP responses. For details about the semantics, examples, caveats, and bugs, see ASN1_item_d2i(3). d2i_OCSP_RESPONSE() and i2d_OCSP_RESPONSE() decode and encode an ASN.1 OCSPResponse structure defined in RFC 6960 section 4.2.1. d2i_OCSP_RESPBYTES() and i2d_OCSP_RESPBYTES() decode and encode an ASN.1 ResponseBytes structure defined in RFC 6960 section 4.2.1. d2i_OCSP_BASICRESP() and i2d_OCSP_BASICRESP() decode and encode an ASN.1 BasicOCSPResponse structure defined in RFC 6960 section 4.2.1. d2i_OCSP_RESPDATA() and i2d_OCSP_RESPDATA() decode and encode an ASN.1 ResponseData structure defined in RFC 6960 section 4.2.1. d2i_OCSP_RESPID() and i2d_OCSP_RESPID() decode and encode an ASN.1 ResponderID structure defined in RFC 6960 section 4.2.1. d2i_OCSP_SINGLERESP() and i2d_OCSP_SINGLERESP() decode and encode an ASN.1 SingleResponse structure defined in RFC 6960 section 4.2.1. d2i_OCSP_CERTSTATUS() and i2d_OCSP_CERTSTATUS() decode and encode an ASN.1 CertStatus structure defined in RFC 6960 section 4.2.1. d2i_OCSP_REVOKEDINFO() and i2d_OCSP_REVOKEDINFO() decode and encode an ASN.1 RevokedInfo structure defined in RFC 6960 section 4.2.1. d2i_OCSP_CRLID() and i2d_OCSP_CRLID() decode and encode an ASN.1 CrlID structure defined in RFC 6960 section 4.4.2. RETURN VALUES d2i_OCSP_RESPONSE(), d2i_OCSP_RESPBYTES(), d2i_OCSP_BASICRESP(), d2i_OCSP_RESPDATA(), d2i_OCSP_RESPID(), d2i_OCSP_SINGLERESP(), d2i_OCSP_CERTSTATUS(), d2i_OCSP_REVOKEDINFO(), and d2i_OCSP_CRLID() return an object of the respective type or NULL if an error occurs. i2d_OCSP_RESPONSE(), i2d_OCSP_RESPBYTES(), i2d_OCSP_BASICRESP(), i2d_OCSP_RESPDATA(), i2d_OCSP_RESPID(), i2d_OCSP_SINGLERESP(), i2d_OCSP_CERTSTATUS(), i2d_OCSP_REVOKEDINFO(), and i2d_OCSP_CRLID() return the number of bytes successfully encoded or a negative value if an error occurs. SEE ALSO ASN1_item_d2i(3), OCSP_CRLID_new(3), OCSP_REQUEST_new(3), OCSP_RESPONSE_new(3), OCSP_SINGLERESP_new(3) STANDARDS RFC 6960: X.509 Internet Public Key Infrastructure Online Certificate Status Protocol, section 4.2: Response Syntax HISTORY These functions first appeared in OpenSSL 0.9.7 and have been available since OpenBSD 3.2. Linux 6.8.7-arch1-1 March 12, 2021 Linux 6.8.7-arch1-1