.\" Automatically generated by Pod::Man 4.14 (Pod::Simple 3.43) .\" .\" Standard preamble: .\" ======================================================================== .de Sp \" Vertical space (when we can't use .PP) .if t .sp .5v .if n .sp .. .de Vb \" Begin verbatim text .ft CW .nf .ne \\$1 .. .de Ve \" End verbatim text .ft R .fi .. .\" Set up some character translations and predefined strings. \*(-- will .\" give an unbreakable dash, \*(PI will give pi, \*(L" will give a left .\" double quote, and \*(R" will give a right double quote. \*(C+ will .\" give a nicer C++. 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No user-serviceable parts. . \" fudge factors for nroff and troff .if n \{\ . ds #H 0 . ds #V .8m . ds #F .3m . ds #[ \f1 . ds #] \fP .\} .if t \{\ . ds #H ((1u-(\\\\n(.fu%2u))*.13m) . ds #V .6m . ds #F 0 . ds #[ \& . ds #] \& .\} . \" simple accents for nroff and troff .if n \{\ . ds ' \& . ds ` \& . ds ^ \& . ds , \& . ds ~ ~ . ds / .\} .if t \{\ . ds ' \\k:\h'-(\\n(.wu*8/10-\*(#H)'\'\h"|\\n:u" . ds ` \\k:\h'-(\\n(.wu*8/10-\*(#H)'\`\h'|\\n:u' . ds ^ \\k:\h'-(\\n(.wu*10/11-\*(#H)'^\h'|\\n:u' . ds , \\k:\h'-(\\n(.wu*8/10)',\h'|\\n:u' . ds ~ \\k:\h'-(\\n(.wu-\*(#H-.1m)'~\h'|\\n:u' . ds / \\k:\h'-(\\n(.wu*8/10-\*(#H)'\z\(sl\h'|\\n:u' .\} . \" troff and (daisy-wheel) nroff accents .ds : \\k:\h'-(\\n(.wu*8/10-\*(#H+.1m+\*(#F)'\v'-\*(#V'\z.\h'.2m+\*(#F'.\h'|\\n:u'\v'\*(#V' .ds 8 \h'\*(#H'\(*b\h'-\*(#H' .ds o \\k:\h'-(\\n(.wu+\w'\(de'u-\*(#H)/2u'\v'-.3n'\*(#[\z\(de\v'.3n'\h'|\\n:u'\*(#] .ds d- \h'\*(#H'\(pd\h'-\w'~'u'\v'-.25m'\f2\(hy\fP\v'.25m'\h'-\*(#H' .ds D- D\\k:\h'-\w'D'u'\v'-.11m'\z\(hy\v'.11m'\h'|\\n:u' .ds th \*(#[\v'.3m'\s+1I\s-1\v'-.3m'\h'-(\w'I'u*2/3)'\s-1o\s+1\*(#] .ds Th \*(#[\s+2I\s-2\h'-\w'I'u*3/5'\v'-.3m'o\v'.3m'\*(#] .ds ae a\h'-(\w'a'u*4/10)'e .ds Ae A\h'-(\w'A'u*4/10)'E . \" corrections for vroff .if v .ds ~ \\k:\h'-(\\n(.wu*9/10-\*(#H)'\s-2\u~\d\s+2\h'|\\n:u' .if v .ds ^ \\k:\h'-(\\n(.wu*10/11-\*(#H)'\v'-.4m'^\v'.4m'\h'|\\n:u' . \" for low resolution devices (crt and lpr) .if \n(.H>23 .if \n(.V>19 \ \{\ . ds : e . ds 8 ss . ds o a . ds d- d\h'-1'\(ga . ds D- D\h'-1'\(hy . ds th \o'bp' . ds Th \o'LP' . ds ae ae . ds Ae AE .\} .rm #[ #] #H #V #F C .\" ======================================================================== .\" .IX Title "X509_DUP 3SSL" .TH X509_DUP 3SSL "2023-10-23" "3.0.11" "OpenSSL" .\" For nroff, turn off justification. Always turn off hyphenation; it makes .\" way too many mistakes in technical documents. .if n .ad l .nh .SH "NAME" DECLARE_ASN1_FUNCTIONS, IMPLEMENT_ASN1_FUNCTIONS, ASN1_ITEM, ACCESS_DESCRIPTION_free, ACCESS_DESCRIPTION_new, ADMISSIONS_free, ADMISSIONS_new, ADMISSION_SYNTAX_free, ADMISSION_SYNTAX_new, ASIdOrRange_free, ASIdOrRange_new, ASIdentifierChoice_free, ASIdentifierChoice_new, ASIdentifiers_free, ASIdentifiers_new, ASRange_free, ASRange_new, AUTHORITY_INFO_ACCESS_free, AUTHORITY_INFO_ACCESS_new, AUTHORITY_KEYID_free, AUTHORITY_KEYID_new, BASIC_CONSTRAINTS_free, BASIC_CONSTRAINTS_new, CERTIFICATEPOLICIES_free, CERTIFICATEPOLICIES_new, CMS_ContentInfo_free, CMS_ContentInfo_new, CMS_ContentInfo_new_ex, CMS_ContentInfo_print_ctx, CMS_ReceiptRequest_free, CMS_ReceiptRequest_new, CRL_DIST_POINTS_free, CRL_DIST_POINTS_new, DIRECTORYSTRING_free, DIRECTORYSTRING_new, DISPLAYTEXT_free, DISPLAYTEXT_new, DIST_POINT_NAME_free, DIST_POINT_NAME_new, DIST_POINT_free, DIST_POINT_new, DSAparams_dup, ECPARAMETERS_free, ECPARAMETERS_new, ECPKPARAMETERS_free, ECPKPARAMETERS_new, EDIPARTYNAME_free, EDIPARTYNAME_new, ESS_CERT_ID_dup, ESS_CERT_ID_free, ESS_CERT_ID_new, ESS_CERT_ID_V2_dup, ESS_CERT_ID_V2_free, ESS_CERT_ID_V2_new, ESS_ISSUER_SERIAL_dup, ESS_ISSUER_SERIAL_free, ESS_ISSUER_SERIAL_new, ESS_SIGNING_CERT_dup, ESS_SIGNING_CERT_free, ESS_SIGNING_CERT_it, ESS_SIGNING_CERT_new, ESS_SIGNING_CERT_V2_dup, ESS_SIGNING_CERT_V2_free, ESS_SIGNING_CERT_V2_it, ESS_SIGNING_CERT_V2_new, EXTENDED_KEY_USAGE_free, EXTENDED_KEY_USAGE_new, GENERAL_NAMES_free, GENERAL_NAMES_new, GENERAL_NAME_dup, GENERAL_NAME_free, GENERAL_NAME_new, GENERAL_SUBTREE_free, GENERAL_SUBTREE_new, IPAddressChoice_free, IPAddressChoice_new, IPAddressFamily_free, IPAddressFamily_new, IPAddressOrRange_free, IPAddressOrRange_new, IPAddressRange_free, IPAddressRange_new, ISSUER_SIGN_TOOL_free, ISSUER_SIGN_TOOL_it, ISSUER_SIGN_TOOL_new, ISSUING_DIST_POINT_free, ISSUING_DIST_POINT_it, ISSUING_DIST_POINT_new, NAME_CONSTRAINTS_free, NAME_CONSTRAINTS_new, NAMING_AUTHORITY_free, NAMING_AUTHORITY_new, NETSCAPE_CERT_SEQUENCE_free, NETSCAPE_CERT_SEQUENCE_new, NETSCAPE_SPKAC_free, NETSCAPE_SPKAC_new, NETSCAPE_SPKI_free, NETSCAPE_SPKI_new, NOTICEREF_free, NOTICEREF_new, OCSP_BASICRESP_free, OCSP_BASICRESP_new, OCSP_CERTID_dup, OCSP_CERTID_new, OCSP_CERTSTATUS_free, OCSP_CERTSTATUS_new, OCSP_CRLID_free, OCSP_CRLID_new, OCSP_ONEREQ_free, OCSP_ONEREQ_new, OCSP_REQINFO_free, OCSP_REQINFO_new, OCSP_RESPBYTES_free, OCSP_RESPBYTES_new, OCSP_RESPDATA_free, OCSP_RESPDATA_new, OCSP_RESPID_free, OCSP_RESPID_new, OCSP_RESPONSE_new, OCSP_REVOKEDINFO_free, OCSP_REVOKEDINFO_new, OCSP_SERVICELOC_free, OCSP_SERVICELOC_new, OCSP_SIGNATURE_free, OCSP_SIGNATURE_new, OCSP_SINGLERESP_free, OCSP_SINGLERESP_new, OSSL_CMP_ITAV_dup, OSSL_CMP_ITAV_free, OSSL_CMP_MSG_dup, OSSL_CMP_MSG_it, OSSL_CMP_MSG_free, OSSL_CMP_PKIHEADER_free, OSSL_CMP_PKIHEADER_it, OSSL_CMP_PKIHEADER_new, OSSL_CMP_PKISI_dup, OSSL_CMP_PKISI_free, OSSL_CMP_PKISI_it, OSSL_CMP_PKISI_new, OSSL_CMP_PKISTATUS_it, OSSL_CRMF_CERTID_dup, OSSL_CRMF_CERTID_free, OSSL_CRMF_CERTID_it, OSSL_CRMF_CERTID_new, OSSL_CRMF_CERTTEMPLATE_free, OSSL_CRMF_CERTTEMPLATE_it, OSSL_CRMF_CERTTEMPLATE_new, OSSL_CRMF_ENCRYPTEDVALUE_free, OSSL_CRMF_ENCRYPTEDVALUE_it, OSSL_CRMF_ENCRYPTEDVALUE_new, OSSL_CRMF_MSGS_free, OSSL_CRMF_MSGS_it, OSSL_CRMF_MSGS_new, OSSL_CRMF_MSG_dup, OSSL_CRMF_MSG_free, OSSL_CRMF_MSG_it, OSSL_CRMF_MSG_new, OSSL_CRMF_PBMPARAMETER_free, OSSL_CRMF_PBMPARAMETER_it, OSSL_CRMF_PBMPARAMETER_new, OSSL_CRMF_PKIPUBLICATIONINFO_free, OSSL_CRMF_PKIPUBLICATIONINFO_it, OSSL_CRMF_PKIPUBLICATIONINFO_new, OSSL_CRMF_SINGLEPUBINFO_free, OSSL_CRMF_SINGLEPUBINFO_it, OSSL_CRMF_SINGLEPUBINFO_new, OTHERNAME_free, OTHERNAME_new, PBE2PARAM_free, PBE2PARAM_new, PBEPARAM_free, PBEPARAM_new, PBKDF2PARAM_free, PBKDF2PARAM_new, PKCS12_BAGS_free, PKCS12_BAGS_new, PKCS12_MAC_DATA_free, PKCS12_MAC_DATA_new, PKCS12_SAFEBAG_free, PKCS12_SAFEBAG_new, PKCS12_free, PKCS12_new, PKCS7_DIGEST_free, PKCS7_DIGEST_new, PKCS7_ENCRYPT_free, PKCS7_ENCRYPT_new, PKCS7_ENC_CONTENT_free, PKCS7_ENC_CONTENT_new, PKCS7_ENVELOPE_free, PKCS7_ENVELOPE_new, PKCS7_ISSUER_AND_SERIAL_free, PKCS7_ISSUER_AND_SERIAL_new, PKCS7_RECIP_INFO_free, PKCS7_RECIP_INFO_new, PKCS7_SIGNED_free, PKCS7_SIGNED_new, PKCS7_SIGNER_INFO_free, PKCS7_SIGNER_INFO_new, PKCS7_SIGN_ENVELOPE_free, PKCS7_SIGN_ENVELOPE_new, PKCS7_dup, PKCS7_free, PKCS7_new_ex, PKCS7_new, PKCS7_print_ctx, PKCS8_PRIV_KEY_INFO_free, PKCS8_PRIV_KEY_INFO_new, PKEY_USAGE_PERIOD_free, PKEY_USAGE_PERIOD_new, POLICYINFO_free, POLICYINFO_new, POLICYQUALINFO_free, POLICYQUALINFO_new, POLICY_CONSTRAINTS_free, POLICY_CONSTRAINTS_new, POLICY_MAPPING_free, POLICY_MAPPING_new, PROFESSION_INFOS_free, PROFESSION_INFOS_new, PROFESSION_INFO_free, PROFESSION_INFO_new, PROXY_CERT_INFO_EXTENSION_free, PROXY_CERT_INFO_EXTENSION_new, PROXY_POLICY_free, PROXY_POLICY_new, RSAPrivateKey_dup, RSAPublicKey_dup, RSA_OAEP_PARAMS_free, RSA_OAEP_PARAMS_new, RSA_PSS_PARAMS_free, RSA_PSS_PARAMS_new, RSA_PSS_PARAMS_dup, SCRYPT_PARAMS_free, SCRYPT_PARAMS_new, SXNETID_free, SXNETID_new, SXNET_free, SXNET_new, TLS_FEATURE_free, TLS_FEATURE_new, TS_ACCURACY_dup, TS_ACCURACY_free, TS_ACCURACY_new, TS_MSG_IMPRINT_dup, TS_MSG_IMPRINT_free, TS_MSG_IMPRINT_new, TS_REQ_dup, TS_REQ_free, TS_REQ_new, TS_RESP_dup, TS_RESP_free, TS_RESP_new, TS_STATUS_INFO_dup, TS_STATUS_INFO_free, TS_STATUS_INFO_new, TS_TST_INFO_dup, TS_TST_INFO_free, TS_TST_INFO_new, USERNOTICE_free, USERNOTICE_new, X509_ALGOR_free, X509_ALGOR_it, X509_ALGOR_new, X509_ATTRIBUTE_dup, X509_ATTRIBUTE_free, X509_ATTRIBUTE_new, X509_CERT_AUX_free, X509_CERT_AUX_new, X509_CINF_free, X509_CINF_new, X509_CRL_INFO_free, X509_CRL_INFO_new, X509_CRL_dup, X509_CRL_free, X509_CRL_new_ex, X509_CRL_new, X509_EXTENSION_dup, X509_EXTENSION_free, X509_EXTENSION_new, X509_NAME_ENTRY_dup, X509_NAME_ENTRY_free, X509_NAME_ENTRY_new, X509_NAME_dup, X509_NAME_free, X509_NAME_new, X509_REQ_INFO_free, X509_REQ_INFO_new, X509_REQ_dup, X509_REQ_free, X509_REQ_new, X509_REQ_new_ex, X509_REVOKED_dup, X509_REVOKED_free, X509_REVOKED_new, X509_SIG_free, X509_SIG_new, X509_VAL_free, X509_VAL_new, X509_dup, \&\- ASN1 object utilities .SH "SYNOPSIS" .IX Header "SYNOPSIS" .Vb 1 \& #include \& \& DECLARE_ASN1_FUNCTIONS(type) \& IMPLEMENT_ASN1_FUNCTIONS(stname) \& \& typedef struct ASN1_ITEM_st ASN1_ITEM; \& \& extern const ASN1_ITEM TYPE_it; \& TYPE *TYPE_new(void); \& TYPE *TYPE_dup(const TYPE *a); \& void TYPE_free(TYPE *a); \& int TYPE_print_ctx(BIO *out, TYPE *a, int indent, const ASN1_PCTX *pctx); .Ve .PP The following functions have been deprecated since OpenSSL 3.0, and can be hidden entirely by defining \fB\s-1OPENSSL_API_COMPAT\s0\fR with a suitable version value, see \fBopenssl_user_macros\fR\|(7): .PP .Vb 3 \& DSA *DSAparams_dup(const DSA *dsa); \& RSA *RSAPrivateKey_dup(const RSA *rsa); \& RSA *RSAPublicKey_dup(const RSA *rsa); .Ve .SH "DESCRIPTION" .IX Header "DESCRIPTION" In the description below, \fB\f(BI\s-1TYPE\s0\fB\fR is used as a placeholder for any of the OpenSSL datatypes, such as \fBX509\fR. .PP The OpenSSL \s-1ASN1\s0 parsing library templates are like a data-driven bytecode interpreter. Every \s-1ASN1\s0 object as a global variable, TYPE_it, that describes the item such as its fields. (On systems which cannot export variables from shared libraries, the global is instead a function which returns a pointer to a static variable. .PP The macro \s-1\fBDECLARE_ASN1_FUNCTIONS\s0()\fR is typically used in header files to generate the function declarations. .PP The macro \s-1\fBIMPLEMENT_ASN1_FUNCTIONS\s0()\fR is used once in a source file to generate the function bodies. .PP \&\fB\f(BI\s-1TYPE\s0\fB_new\fR() allocates an empty object of the indicated type. The object returned must be released by calling \fB\f(BI\s-1TYPE\s0\fB_free\fR(). .PP \&\fB\f(BI\s-1TYPE\s0\fB_new_ex\fR() is similar to \fB\f(BI\s-1TYPE\s0\fB_new\fR() but also passes the library context \fIlibctx\fR and the property query \fIpropq\fR to use when retrieving algorithms from providers. This created object can then be used when loading binary data using \fBd2i_\f(BI\s-1TYPE\s0\fB\fR(). .PP \&\fB\f(BI\s-1TYPE\s0\fB_dup\fR() copies an existing object, leaving it untouched. .PP \&\fB\f(BI\s-1TYPE\s0\fB_free\fR() releases the object and all pointers and sub-objects within it. .PP \&\fB\f(BI\s-1TYPE\s0\fB_print_ctx\fR() prints the object \fIa\fR on the specified \s-1BIO\s0 \fIout\fR. Each line will be prefixed with \fIindent\fR spaces. The \fIpctx\fR specifies the printing context and is for internal use; use \s-1NULL\s0 to get the default behavior. If a print function is user-defined, then pass in any \fIpctx\fR down to any nested calls. .SH "RETURN VALUES" .IX Header "RETURN VALUES" \&\fB\f(BI\s-1TYPE\s0\fB_new\fR(), \fB\f(BI\s-1TYPE\s0\fB_new_ex\fR() and \fB\f(BI\s-1TYPE\s0\fB_dup\fR() return a pointer to the object or \s-1NULL\s0 on failure. .PP \&\fB\f(BI\s-1TYPE\s0\fB_print_ctx\fR() returns 1 on success or zero on failure. .SH "HISTORY" .IX Header "HISTORY" The functions \fBX509_REQ_new_ex()\fR, \fBX509_CRL_new_ex()\fR, \fBPKCS7_new_ex()\fR and \&\fBCMS_ContentInfo_new_ex()\fR were added in OpenSSL 3.0. .PP The functions \fBDSAparams_dup()\fR, \fBRSAPrivateKey_dup()\fR and \fBRSAPublicKey_dup()\fR were deprecated in 3.0. .SH "COPYRIGHT" .IX Header "COPYRIGHT" Copyright 2016\-2023 The OpenSSL Project Authors. All Rights Reserved. .PP Licensed under the Apache License 2.0 (the \*(L"License\*(R"). You may not use this file except in compliance with the License. You can obtain a copy in the file \s-1LICENSE\s0 in the source distribution or at .