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NCONF_NEW_EX(3ossl)                 OpenSSL                NCONF_NEW_EX(3ossl)



NAME

       NCONF_new_ex, NCONF_new, NCONF_free, NCONF_default, NCONF_load,
       NCONF_get0_libctx, NCONF_get_section, NCONF_get_section_names -
       functionality to Load and parse configuration files manually


SYNOPSIS

        #include <openssl/conf.h>

        typedef struct {
            char *section;
            char *name;
            char *value;
        } CONF_VALUE;

        CONF *NCONF_new_ex(OSSL_LIB_CTX *libctx, CONF_METHOD *meth);
        CONF *NCONF_new(CONF_METHOD *meth);
        void NCONF_free(CONF *conf);
        CONF_METHOD *NCONF_default(void);
        int NCONF_load(CONF *conf, const char *file, long *eline);
        OSSL_LIB_CTX *NCONF_get0_libctx(const CONF *conf);

        STACK_OF(CONF_VALUE) *NCONF_get_section(const CONF *conf, const char *name);
        STACK_OF(OPENSSL_CSTRING) *NCONF_get_section_names(const CONF *conf);


DESCRIPTION

       NCONF_new_ex(3) creates a new CONF object in heap memory and assigns to
       it a context libctx that can be used during loading. If the method
       table meth is set to NULL then the default value of NCONF_default() is
       used.

       NCONF_new_ex(3) but sets the libctx to NULL.

       NCONF_free() frees the data associated with conf and then frees the
       conf object. If the argument is NULL, nothing is done.

       NCONF_load() parses the file named filename and adds the values found
       to conf. If an error occurs file and eline list the file and line that
       the load failed on if they are not NULL.

       NCONF_default() gets the default method table for processing a
       configuration file.

       NCONF_get0_libctx() gets the library context associated with the conf
       parameter.

       NCONF_get_section_names() gets the names of the sections associated
       with the conf as STACK_OF(OPENSSL_CSTRING) strings. The individual
       strings are associated with the conf and will be invalid after conf is
       freed. The returned stack must be freed with sk_OPENSSL_CSTRING_free().

       NCONF_get_section() gets the config values associated with the conf
       from the config section name as STACK_OF(CONF_VALUE) structures. The
       returned stack is associated with the conf and will be invalid after
       conf is freed. It must not be freed by the caller.


RETURN VALUES

       NCONF_load() returns 1 on success or 0 on error.

       NCONF_new_ex(3) and NCONF_new() return a newly created CONF object or
       NULL if an error occurs.


SEE ALSO

       CONF_modules_load_file(3),


HISTORY

       NCONF_new_ex(3), NCONF_get0_libctx(), and NCONF_get_section_names() were
       added in OpenSSL 3.0.


COPYRIGHT

       Copyright 2020-2024 The OpenSSL Project Authors. All Rights Reserved.

       Licensed under the Apache License 2.0 (the "License").  You may not use
       this file except in compliance with the License.  You can obtain a copy
       in the file LICENSE in the source distribution or at
       <https://www.openssl.org/source/license.html>.

3.3.2                             2024-09-04               NCONF_NEW_EX(3ossl)

openssl 3.3.2 - Generated Sun Sep 15 15:47:35 CDT 2024
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