181 lines
6.8 KiB
C
181 lines
6.8 KiB
C
/* 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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#ifndef OPENSSL_HEADER_CONF_H
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#define OPENSSL_HEADER_CONF_H
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#include <openssl/base.h>
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#include <openssl/stack.h>
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#include <openssl/lhash.h>
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#if defined(__cplusplus)
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extern "C" {
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#endif
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// Config files look like:
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//
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// # Comment
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//
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// # This key is in the default section.
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// key=value
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//
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// [section_name]
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// key2=value2
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//
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// Config files are represented by a |CONF|.
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struct conf_value_st {
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char *section;
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char *name;
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char *value;
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};
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DEFINE_STACK_OF(CONF_VALUE)
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DECLARE_LHASH_OF(CONF_VALUE)
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// NCONF_new returns a fresh, empty |CONF|, or NULL on error. The |method|
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// argument must be NULL.
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OPENSSL_EXPORT CONF *NCONF_new(void *method);
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// NCONF_free frees all the data owned by |conf| and then |conf| itself.
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OPENSSL_EXPORT void NCONF_free(CONF *conf);
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// NCONF_load parses the file named |filename| and adds the values found to
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// |conf|. It returns one on success and zero on error. In the event of an
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// error, if |out_error_line| is not NULL, |*out_error_line| is set to the
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// number of the line that contained the error.
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int NCONF_load(CONF *conf, const char *filename, long *out_error_line);
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// NCONF_load_bio acts like |NCONF_load| but reads from |bio| rather than from
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// a named file.
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int NCONF_load_bio(CONF *conf, BIO *bio, long *out_error_line);
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// NCONF_get_section returns a stack of values for a given section in |conf|.
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// If |section| is NULL, the default section is returned. It returns NULL on
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// error.
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STACK_OF(CONF_VALUE) *NCONF_get_section(const CONF *conf, const char *section);
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// NCONF_get_string returns the value of the key |name|, in section |section|.
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// The |section| argument may be NULL to indicate the default section. It
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// returns the value or NULL on error.
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const char *NCONF_get_string(const CONF *conf, const char *section,
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const char *name);
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// Utility functions
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// CONF_parse_list takes a list separated by 'sep' and calls |list_cb| giving
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// the start and length of each member, optionally stripping leading and
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// trailing whitespace. This can be used to parse comma separated lists for
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// example. If |list_cb| returns <= 0, then the iteration is halted and that
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// value is returned immediately. Otherwise it returns one. Note that |list_cb|
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// may be called on an empty member.
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int CONF_parse_list(const char *list, char sep, int remove_whitespace,
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int (*list_cb)(const char *elem, int len, void *usr),
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void *arg);
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// Deprecated functions
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// These defines do nothing but are provided to make old code easier to
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// compile.
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#define CONF_MFLAGS_DEFAULT_SECTION 0
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#define CONF_MFLAGS_IGNORE_MISSING_FILE 0
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// CONF_modules_load_file returns one. BoringSSL is defined to have no config
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// file options, thus loading from |filename| always succeeds by doing nothing.
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OPENSSL_EXPORT int CONF_modules_load_file(const char *filename,
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const char *appname,
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unsigned long flags);
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// CONF_modules_free does nothing.
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OPENSSL_EXPORT void CONF_modules_free(void);
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// OPENSSL_config does nothing.
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OPENSSL_EXPORT void OPENSSL_config(const char *config_name);
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// OPENSSL_no_config does nothing.
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OPENSSL_EXPORT void OPENSSL_no_config(void);
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#if defined(__cplusplus)
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} // extern C
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extern "C++" {
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BSSL_NAMESPACE_BEGIN
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BORINGSSL_MAKE_DELETER(CONF, NCONF_free)
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BSSL_NAMESPACE_END
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} // extern C++
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#endif
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#define CONF_R_LIST_CANNOT_BE_NULL 100
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#define CONF_R_MISSING_CLOSE_SQUARE_BRACKET 101
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#define CONF_R_MISSING_EQUAL_SIGN 102
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#define CONF_R_NO_CLOSE_BRACE 103
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#define CONF_R_UNABLE_TO_CREATE_NEW_SECTION 104
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#define CONF_R_VARIABLE_HAS_NO_VALUE 105
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#define CONF_R_VARIABLE_EXPANSION_TOO_LONG 106
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#endif // OPENSSL_HEADER_THREAD_H
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