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/* crypto/conf/conf.h */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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 * All rights reserved.
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 *
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 * This package is an SSL implementation written
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 * by Eric Young (eay@cryptsoft.com).
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 * The implementation was written so as to conform with Netscapes SSL.
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 *
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 * This library is free for commercial and non-commercial use as long as
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 * the following conditions are aheared to.  The following conditions
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 * apply to all code found in this distribution, be it the RC4, RSA,
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 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
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 * included with this distribution is covered by the same copyright terms
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 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
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 *
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 * Copyright remains Eric Young's, and as such any Copyright notices in
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 * the code are not to be removed.
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 * If this package is used in a product, Eric Young should be given attribution
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 * as the author of the parts of the library used.
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 * This can be in the form of a textual message at program startup or
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 * in documentation (online or textual) provided with the package.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 * 1. Redistributions of source code must retain the copyright
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 *    notice, this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    notice, this list of conditions and the following disclaimer in the
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 *    documentation and/or other materials provided with the distribution.
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 * 3. All advertising materials mentioning features or use of this software
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 *    must display the following acknowledgement:
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 *    "This product includes cryptographic software written by
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 *     Eric Young (eay@cryptsoft.com)"
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 *    The word 'cryptographic' can be left out if the rouines from the library
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 *    being used are not cryptographic related :-).
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 * 4. If you include any Windows specific code (or a derivative thereof) from
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 *    the apps directory (application code) you must include an acknowledgement:
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 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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 *
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 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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 * SUCH DAMAGE.
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 *
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 * The licence and distribution terms for any publically available version or
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 * derivative of this code cannot be changed.  i.e. this code cannot simply be
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 * copied and put under another distribution licence
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 * [including the GNU Public Licence.]
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 */
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#ifndef  HEADER_CONF_H
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# define HEADER_CONF_H
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# include <openssl/bio.h>
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# include <openssl/lhash.h>
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# include <openssl/stack.h>
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# include <openssl/safestack.h>
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# include <openssl/e_os2.h>
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# include <openssl/ossl_typ.h>
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#ifdef  __cplusplus
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extern "C" {
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#endif
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typedef struct {
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    char *section;
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    char *name;
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    char *value;
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} CONF_VALUE;
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DECLARE_STACK_OF(CONF_VALUE)
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DECLARE_LHASH_OF(CONF_VALUE);
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struct conf_st;
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struct conf_method_st;
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typedef struct conf_method_st CONF_METHOD;
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struct conf_method_st {
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    const char *name;
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    CONF *(*create) (CONF_METHOD *meth);
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    int (*init) (CONF *conf);
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    int (*destroy) (CONF *conf);
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    int (*destroy_data) (CONF *conf);
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    int (*load_bio) (CONF *conf, BIO *bp, long *eline);
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    int (*dump) (const CONF *conf, BIO *bp);
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    int (*is_number) (const CONF *conf, char c);
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    int (*to_int) (const CONF *conf, char c);
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    int (*load) (CONF *conf, const char *name, long *eline);
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};
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/* Module definitions */
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typedef struct conf_imodule_st CONF_IMODULE;
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typedef struct conf_module_st CONF_MODULE;
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DECLARE_STACK_OF(CONF_MODULE)
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DECLARE_STACK_OF(CONF_IMODULE)
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/* DSO module function typedefs */
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typedef int conf_init_func (CONF_IMODULE *md, const CONF *cnf);
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typedef void conf_finish_func (CONF_IMODULE *md);
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# define CONF_MFLAGS_IGNORE_ERRORS       0x1
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# define CONF_MFLAGS_IGNORE_RETURN_CODES 0x2
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# define CONF_MFLAGS_SILENT              0x4
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# define CONF_MFLAGS_NO_DSO              0x8
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# define CONF_MFLAGS_IGNORE_MISSING_FILE 0x10
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# define CONF_MFLAGS_DEFAULT_SECTION     0x20
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int CONF_set_default_method(CONF_METHOD *meth);
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void CONF_set_nconf(CONF *conf, LHASH_OF(CONF_VALUE) *hash);
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LHASH_OF(CONF_VALUE) *CONF_load(LHASH_OF(CONF_VALUE) *conf, const char *file,
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                                long *eline);
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# ifndef OPENSSL_NO_FP_API
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LHASH_OF(CONF_VALUE) *CONF_load_fp(LHASH_OF(CONF_VALUE) *conf, FILE *fp,
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                                   long *eline);
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# endif
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LHASH_OF(CONF_VALUE) *CONF_load_bio(LHASH_OF(CONF_VALUE) *conf, BIO *bp,
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                                    long *eline);
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STACK_OF(CONF_VALUE) *CONF_get_section(LHASH_OF(CONF_VALUE) *conf,
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                                       const char *section);
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char *CONF_get_string(LHASH_OF(CONF_VALUE) *conf, const char *group,
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                      const char *name);
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long CONF_get_number(LHASH_OF(CONF_VALUE) *conf, const char *group,
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                     const char *name);
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void CONF_free(LHASH_OF(CONF_VALUE) *conf);
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int CONF_dump_fp(LHASH_OF(CONF_VALUE) *conf, FILE *out);
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int CONF_dump_bio(LHASH_OF(CONF_VALUE) *conf, BIO *out);
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void OPENSSL_config(const char *config_name);
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void OPENSSL_no_config(void);
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/*
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 * New conf code.  The semantics are different from the functions above. If
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 * that wasn't the case, the above functions would have been replaced
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 */
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struct conf_st {
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    CONF_METHOD *meth;
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    void *meth_data;
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    LHASH_OF(CONF_VALUE) *data;
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};
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CONF *NCONF_new(CONF_METHOD *meth);
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CONF_METHOD *NCONF_default(void);
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CONF_METHOD *NCONF_WIN32(void);
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# if 0                          /* Just to give you an idea of what I have in
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                                 * mind */
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CONF_METHOD *NCONF_XML(void);
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# endif
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void NCONF_free(CONF *conf);
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void NCONF_free_data(CONF *conf);
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int NCONF_load(CONF *conf, const char *file, long *eline);
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# ifndef OPENSSL_NO_FP_API
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int NCONF_load_fp(CONF *conf, FILE *fp, long *eline);
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# endif
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int NCONF_load_bio(CONF *conf, BIO *bp, long *eline);
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STACK_OF(CONF_VALUE) *NCONF_get_section(const CONF *conf,
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                                        const char *section);
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char *NCONF_get_string(const CONF *conf, const char *group, const char *name);
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int NCONF_get_number_e(const CONF *conf, const char *group, const char *name,
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                       long *result);
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int NCONF_dump_fp(const CONF *conf, FILE *out);
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int NCONF_dump_bio(const CONF *conf, BIO *out);
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# if 0                          /* The following function has no error
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                                 * checking, and should therefore be avoided */
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long NCONF_get_number(CONF *conf, char *group, char *name);
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# else
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#  define NCONF_get_number(c,g,n,r) NCONF_get_number_e(c,g,n,r)
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# endif
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/* Module functions */
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int CONF_modules_load(const CONF *cnf, const char *appname,
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                      unsigned long flags);
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int CONF_modules_load_file(const char *filename, const char *appname,
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                           unsigned long flags);
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void CONF_modules_unload(int all);
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void CONF_modules_finish(void);
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void CONF_modules_free(void);
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int CONF_module_add(const char *name, conf_init_func *ifunc,
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                    conf_finish_func *ffunc);
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const char *CONF_imodule_get_name(const CONF_IMODULE *md);
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const char *CONF_imodule_get_value(const CONF_IMODULE *md);
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void *CONF_imodule_get_usr_data(const CONF_IMODULE *md);
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void CONF_imodule_set_usr_data(CONF_IMODULE *md, void *usr_data);
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CONF_MODULE *CONF_imodule_get_module(const CONF_IMODULE *md);
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unsigned long CONF_imodule_get_flags(const CONF_IMODULE *md);
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void CONF_imodule_set_flags(CONF_IMODULE *md, unsigned long flags);
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void *CONF_module_get_usr_data(CONF_MODULE *pmod);
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void CONF_module_set_usr_data(CONF_MODULE *pmod, void *usr_data);
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char *CONF_get1_default_config_file(void);
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int CONF_parse_list(const char *list, int sep, int nospc,
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                    int (*list_cb) (const char *elem, int len, void *usr),
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                    void *arg);
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void OPENSSL_load_builtin_modules(void);
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/* BEGIN ERROR CODES */
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/*
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 * The following lines are auto generated by the script mkerr.pl. Any changes
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 * made after this point may be overwritten when the script is next run.
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 */
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void ERR_load_CONF_strings(void);
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/* Error codes for the CONF functions. */
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/* Function codes. */
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# define CONF_F_CONF_DUMP_FP                              104
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# define CONF_F_CONF_LOAD                                 100
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# define CONF_F_CONF_LOAD_BIO                             102
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# define CONF_F_CONF_LOAD_FP                              103
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# define CONF_F_CONF_MODULES_LOAD                         116
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# define CONF_F_CONF_PARSE_LIST                           119
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# define CONF_F_DEF_LOAD                                  120
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# define CONF_F_DEF_LOAD_BIO                              121
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# define CONF_F_MODULE_INIT                               115
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# define CONF_F_MODULE_LOAD_DSO                           117
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# define CONF_F_MODULE_RUN                                118
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# define CONF_F_NCONF_DUMP_BIO                            105
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# define CONF_F_NCONF_DUMP_FP                             106
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# define CONF_F_NCONF_GET_NUMBER                          107
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# define CONF_F_NCONF_GET_NUMBER_E                        112
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# define CONF_F_NCONF_GET_SECTION                         108
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# define CONF_F_NCONF_GET_STRING                          109
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# define CONF_F_NCONF_LOAD                                113
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# define CONF_F_NCONF_LOAD_BIO                            110
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# define CONF_F_NCONF_LOAD_FP                             114
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# define CONF_F_NCONF_NEW                                 111
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# define CONF_F_STR_COPY                                  101
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/* Reason codes. */
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# define CONF_R_ERROR_LOADING_DSO                         110
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# define CONF_R_LIST_CANNOT_BE_NULL                       115
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# define CONF_R_MISSING_CLOSE_SQUARE_BRACKET              100
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# define CONF_R_MISSING_EQUAL_SIGN                        101
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# define CONF_R_MISSING_FINISH_FUNCTION                   111
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# define CONF_R_MISSING_INIT_FUNCTION                     112
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# define CONF_R_MODULE_INITIALIZATION_ERROR               109
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# define CONF_R_NO_CLOSE_BRACE                            102
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# define CONF_R_NO_CONF                                   105
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# define CONF_R_NO_CONF_OR_ENVIRONMENT_VARIABLE           106
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# define CONF_R_NO_SECTION                                107
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# define CONF_R_NO_SUCH_FILE                              114
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# define CONF_R_NO_VALUE                                  108
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# define CONF_R_UNABLE_TO_CREATE_NEW_SECTION              103
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# define CONF_R_UNKNOWN_MODULE_NAME                       113
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# define CONF_R_VARIABLE_HAS_NO_VALUE                     104
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#ifdef  __cplusplus
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}
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#endif
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#endif