diff options
Diffstat (limited to 'crypto/conf/conf_api.c')
| -rw-r--r-- | crypto/conf/conf_api.c | 180 |
1 files changed, 46 insertions, 134 deletions
diff --git a/crypto/conf/conf_api.c b/crypto/conf/conf_api.c index 4cf7553376e6..72fe2da1ad78 100644 --- a/crypto/conf/conf_api.c +++ b/crypto/conf/conf_api.c @@ -1,81 +1,22 @@ -/* conf_api.c */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. +/* + * Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved. * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] + * Licensed under the OpenSSL license (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 */ /* Part of the code in here was originally in conf.c, which is now removed */ -#ifndef CONF_DEBUG -# undef NDEBUG /* avoid conflicting definitions */ -# define NDEBUG -#endif - -#include <assert.h> +#include "e_os.h" #include <stdlib.h> #include <string.h> #include <openssl/conf.h> #include <openssl/conf_api.h> -#include "e_os.h" -static void value_free_hash_doall_arg(CONF_VALUE *a, - LHASH_OF(CONF_VALUE) *conf); +static void value_free_hash(const CONF_VALUE *a, LHASH_OF(CONF_VALUE) *conf); static void value_free_stack_doall(CONF_VALUE *a); -static IMPLEMENT_LHASH_DOALL_ARG_FN(value_free_hash, CONF_VALUE, - LHASH_OF(CONF_VALUE)) -static IMPLEMENT_LHASH_DOALL_FN(value_free_stack, CONF_VALUE) /* Up until OpenSSL 0.9.5a, this was get_section */ CONF_VALUE *_CONF_get_section(const CONF *conf, const char *section) @@ -83,11 +24,11 @@ CONF_VALUE *_CONF_get_section(const CONF *conf, const char *section) CONF_VALUE *v, vv; if ((conf == NULL) || (section == NULL)) - return (NULL); + return NULL; vv.name = NULL; vv.section = (char *)section; v = lh_CONF_VALUE_retrieve(conf->data, &vv); - return (v); + return v; } /* Up until OpenSSL 0.9.5a, this was CONF_get_section */ @@ -100,7 +41,7 @@ STACK_OF(CONF_VALUE) *_CONF_get_section_values(const CONF *conf, if (v != NULL) return ((STACK_OF(CONF_VALUE) *)v->value); else - return (NULL); + return NULL; } int _CONF_add_string(CONF *conf, CONF_VALUE *section, CONF_VALUE *value) @@ -132,60 +73,36 @@ char *_CONF_get_string(const CONF *conf, const char *section, char *p; if (name == NULL) - return (NULL); + return NULL; if (conf != NULL) { if (section != NULL) { vv.name = (char *)name; vv.section = (char *)section; v = lh_CONF_VALUE_retrieve(conf->data, &vv); if (v != NULL) - return (v->value); + return v->value; if (strcmp(section, "ENV") == 0) { p = getenv(name); if (p != NULL) - return (p); + return p; } } vv.section = "default"; vv.name = (char *)name; v = lh_CONF_VALUE_retrieve(conf->data, &vv); if (v != NULL) - return (v->value); + return v->value; else - return (NULL); + return NULL; } else - return (getenv(name)); + return getenv(name); } -#if 0 /* There's no way to provide error checking - * with this function, so force implementors - * of the higher levels to get a string and - * read the number themselves. */ -long _CONF_get_number(CONF *conf, char *section, char *name) -{ - char *str; - long ret = 0; - - str = _CONF_get_string(conf, section, name); - if (str == NULL) - return (0); - for (;;) { - if (conf->meth->is_number(conf, *str)) - ret = ret * 10 + conf->meth->to_int(conf, *str); - else - return (ret); - str++; - } -} -#endif - static unsigned long conf_value_hash(const CONF_VALUE *v) { - return (lh_strhash(v->section) << 2) ^ lh_strhash(v->name); + return (OPENSSL_LH_strhash(v->section) << 2) ^ OPENSSL_LH_strhash(v->name); } -static IMPLEMENT_LHASH_HASH_FN(conf_value, CONF_VALUE) - static int conf_value_cmp(const CONF_VALUE *a, const CONF_VALUE *b) { int i; @@ -193,55 +110,54 @@ static int conf_value_cmp(const CONF_VALUE *a, const CONF_VALUE *b) if (a->section != b->section) { i = strcmp(a->section, b->section); if (i) - return (i); + return i; } if ((a->name != NULL) && (b->name != NULL)) { i = strcmp(a->name, b->name); - return (i); + return i; } else if (a->name == b->name) - return (0); + return 0; else return ((a->name == NULL) ? -1 : 1); } -static IMPLEMENT_LHASH_COMP_FN(conf_value, CONF_VALUE) - int _CONF_new_data(CONF *conf) { if (conf == NULL) { return 0; } - if (conf->data == NULL) - if ((conf->data = lh_CONF_VALUE_new()) == NULL) { + if (conf->data == NULL) { + conf->data = lh_CONF_VALUE_new(conf_value_hash, conf_value_cmp); + if (conf->data == NULL) return 0; - } + } return 1; } +typedef LHASH_OF(CONF_VALUE) LH_CONF_VALUE; + +IMPLEMENT_LHASH_DOALL_ARG_CONST(CONF_VALUE, LH_CONF_VALUE); + void _CONF_free_data(CONF *conf) { if (conf == NULL || conf->data == NULL) return; - lh_CONF_VALUE_down_load(conf->data) = 0; /* evil thing to make * sure the - * 'OPENSSL_free()' works as * - * expected */ - lh_CONF_VALUE_doall_arg(conf->data, - LHASH_DOALL_ARG_FN(value_free_hash), - LHASH_OF(CONF_VALUE), conf->data); + /* evil thing to make sure the 'OPENSSL_free()' works as expected */ + lh_CONF_VALUE_set_down_load(conf->data, 0); + lh_CONF_VALUE_doall_LH_CONF_VALUE(conf->data, value_free_hash, conf->data); /* * We now have only 'section' entries in the hash table. Due to problems * with */ - lh_CONF_VALUE_doall(conf->data, LHASH_DOALL_FN(value_free_stack)); + lh_CONF_VALUE_doall(conf->data, value_free_stack_doall); lh_CONF_VALUE_free(conf->data); } -static void value_free_hash_doall_arg(CONF_VALUE *a, - LHASH_OF(CONF_VALUE) *conf) +static void value_free_hash(const CONF_VALUE *a, LHASH_OF(CONF_VALUE) *conf) { if (a->name != NULL) (void)lh_CONF_VALUE_delete(conf, a); @@ -263,8 +179,7 @@ static void value_free_stack_doall(CONF_VALUE *a) OPENSSL_free(vv->name); OPENSSL_free(vv); } - if (sk != NULL) - sk_CONF_VALUE_free(sk); + sk_CONF_VALUE_free(sk); OPENSSL_free(a->section); OPENSSL_free(a); } @@ -273,12 +188,12 @@ static void value_free_stack_doall(CONF_VALUE *a) CONF_VALUE *_CONF_new_section(CONF *conf, const char *section) { STACK_OF(CONF_VALUE) *sk = NULL; - int ok = 0, i; + int i; CONF_VALUE *v = NULL, *vv; if ((sk = sk_CONF_VALUE_new_null()) == NULL) goto err; - if ((v = OPENSSL_malloc(sizeof(CONF_VALUE))) == NULL) + if ((v = OPENSSL_malloc(sizeof(*v))) == NULL) goto err; i = strlen(section) + 1; if ((v->section = OPENSSL_malloc(i)) == NULL) @@ -289,17 +204,14 @@ CONF_VALUE *_CONF_new_section(CONF *conf, const char *section) v->value = (char *)sk; vv = lh_CONF_VALUE_insert(conf->data, v); - OPENSSL_assert(vv == NULL); - ok = 1; + if (vv != NULL || lh_CONF_VALUE_error(conf->data) > 0) + goto err; + return v; + err: - if (!ok) { - if (sk != NULL) - sk_CONF_VALUE_free(sk); - if (v != NULL) - OPENSSL_free(v); - v = NULL; - } - return (v); + sk_CONF_VALUE_free(sk); + if (v != NULL) + OPENSSL_free(v->section); + OPENSSL_free(v); + return NULL; } - -IMPLEMENT_STACK_OF(CONF_VALUE) |