1c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* conf_mod.c */ 2c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Written by Stephen Henson (steve@openssl.org) for the OpenSSL 3c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * project 2001. 4c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */ 5c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* ==================================================================== 6c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Copyright (c) 2001 The OpenSSL Project. All rights reserved. 7c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 8c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Redistribution and use in source and binary forms, with or without 9c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * modification, are permitted provided that the following conditions 10c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * are met: 11c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 12c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 1. Redistributions of source code must retain the above copyright 13c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * notice, this list of conditions and the following disclaimer. 14c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 15c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 2. Redistributions in binary form must reproduce the above copyright 16c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * notice, this list of conditions and the following disclaimer in 17c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * the documentation and/or other materials provided with the 18c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * distribution. 19c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 20c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 3. All advertising materials mentioning features or use of this 21c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * software must display the following acknowledgment: 22c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * "This product includes software developed by the OpenSSL Project 23c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 24c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 25c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 26c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * endorse or promote products derived from this software without 27c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * prior written permission. For written permission, please contact 28c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * licensing@OpenSSL.org. 29c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 30c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 5. Products derived from this software may not be called "OpenSSL" 31c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * nor may "OpenSSL" appear in their names without prior written 32c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * permission of the OpenSSL Project. 33c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 34c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 6. Redistributions of any form whatsoever must retain the following 35c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * acknowledgment: 36c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * "This product includes software developed by the OpenSSL Project 37c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 38c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 39c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 40c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 41c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 42c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 43c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 44c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 45c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 46c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 48c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 49c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 50c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * OF THE POSSIBILITY OF SUCH DAMAGE. 51c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ==================================================================== 52c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 53c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * This product includes cryptographic software written by Eric Young 54c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * (eay@cryptsoft.com). This product includes software written by Tim 55c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Hudson (tjh@cryptsoft.com). 56c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 57c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */ 58c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 59c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <stdio.h> 60c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <ctype.h> 61c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <openssl/crypto.h> 62c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include "cryptlib.h" 63c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <openssl/conf.h> 64c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <openssl/dso.h> 65c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <openssl/x509.h> 66c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 67c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 68c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define DSO_mod_init_name "OPENSSL_init" 69c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#define DSO_mod_finish_name "OPENSSL_finish" 70c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 71c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 72c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* This structure contains a data about supported modules. 73c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * entries in this table correspond to either dynamic or 74c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * static modules. 75c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */ 76c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 77c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstruct conf_module_st 78c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 79c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* DSO of this module or NULL if static */ 80c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org DSO *dso; 81c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* Name of the module */ 82c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org char *name; 83c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* Init function */ 84c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org conf_init_func *init; 85c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* Finish function */ 86c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org conf_finish_func *finish; 87c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* Number of successfully initialized modules */ 88c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int links; 89c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org void *usr_data; 90c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org }; 91c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 92c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 93c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* This structure contains information about modules that have been 94c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * successfully initialized. There may be more than one entry for a 95c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * given module. 96c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */ 97c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 98c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstruct conf_imodule_st 99c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 100c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONF_MODULE *pmod; 101c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org char *name; 102c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org char *value; 103c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org unsigned long flags; 104c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org void *usr_data; 105c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org }; 106c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 107c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic STACK_OF(CONF_MODULE) *supported_modules = NULL; 108c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic STACK_OF(CONF_IMODULE) *initialized_modules = NULL; 109c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 110c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic void module_free(CONF_MODULE *md); 111c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic void module_finish(CONF_IMODULE *imod); 112c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic int module_run(const CONF *cnf, char *name, char *value, 113c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org unsigned long flags); 114c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic CONF_MODULE *module_add(DSO *dso, const char *name, 115c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org conf_init_func *ifunc, conf_finish_func *ffunc); 116c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic CONF_MODULE *module_find(char *name); 117c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic int module_init(CONF_MODULE *pmod, char *name, char *value, 118c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org const CONF *cnf); 119c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic CONF_MODULE *module_load_dso(const CONF *cnf, char *name, char *value, 120c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org unsigned long flags); 121c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 122c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Main function: load modules from a CONF structure */ 123c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 124c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint CONF_modules_load(const CONF *cnf, const char *appname, 125c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org unsigned long flags) 126c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 127c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org STACK_OF(CONF_VALUE) *values; 128c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONF_VALUE *vl; 129c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org char *vsection = NULL; 130c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 131c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int ret, i; 132c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 133c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!cnf) 134c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 1; 135c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 136c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (appname) 137c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org vsection = NCONF_get_string(cnf, NULL, appname); 138c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 139c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!appname || (!vsection && (flags & CONF_MFLAGS_DEFAULT_SECTION))) 140c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org vsection = NCONF_get_string(cnf, NULL, "openssl_conf"); 141c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 142c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!vsection) 143c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 144c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ERR_clear_error(); 145c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 1; 146c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 147c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 148c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org values = NCONF_get_section(cnf, vsection); 149c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 150c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!values) 151c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 0; 152c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 153c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org for (i = 0; i < sk_CONF_VALUE_num(values); i++) 154c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 155c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org vl = sk_CONF_VALUE_value(values, i); 156c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ret = module_run(cnf, vl->name, vl->value, flags); 157c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (ret <= 0) 158c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(!(flags & CONF_MFLAGS_IGNORE_ERRORS)) 159c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return ret; 160c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 161c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 162c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 1; 163c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 164c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 165c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 166c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint CONF_modules_load_file(const char *filename, const char *appname, 167c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org unsigned long flags) 168c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 169c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org char *file = NULL; 170c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONF *conf = NULL; 171c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int ret = 0; 172c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org conf = NCONF_new(NULL); 173c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!conf) 174c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org goto err; 175c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 176c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (filename == NULL) 177c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 178c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org file = CONF_get1_default_config_file(); 179c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!file) 180c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org goto err; 181c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 182c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org else 183c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org file = (char *)filename; 184c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 185c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (NCONF_load(conf, file, NULL) <= 0) 186c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 187c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if ((flags & CONF_MFLAGS_IGNORE_MISSING_FILE) && 188c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org (ERR_GET_REASON(ERR_peek_last_error()) == CONF_R_NO_SUCH_FILE)) 189c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 190c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ERR_clear_error(); 191c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ret = 1; 192c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 193c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org goto err; 194c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 195c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 196c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ret = CONF_modules_load(conf, appname, flags); 197c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 198c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org err: 199c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (filename == NULL) 200c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org OPENSSL_free(file); 201c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org NCONF_free(conf); 202c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 203c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return ret; 204c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 205c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 206c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic int module_run(const CONF *cnf, char *name, char *value, 207c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org unsigned long flags) 208c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 209c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONF_MODULE *md; 210c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int ret; 211c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 212c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org md = module_find(name); 213c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 214c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* Module not found: try to load DSO */ 215c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!md && !(flags & CONF_MFLAGS_NO_DSO)) 216c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org md = module_load_dso(cnf, name, value, flags); 217c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 218c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!md) 219c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 220c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!(flags & CONF_MFLAGS_SILENT)) 221c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 222c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONFerr(CONF_F_MODULE_RUN, CONF_R_UNKNOWN_MODULE_NAME); 223c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ERR_add_error_data(2, "module=", name); 224c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 225c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return -1; 226c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 227c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 228c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ret = module_init(md, name, value, cnf); 229c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 230c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (ret <= 0) 231c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 232c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!(flags & CONF_MFLAGS_SILENT)) 233c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 234c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org char rcode[DECIMAL_SIZE(ret)+1]; 235c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONFerr(CONF_F_MODULE_RUN, CONF_R_MODULE_INITIALIZATION_ERROR); 236c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org BIO_snprintf(rcode, sizeof rcode, "%-8d", ret); 237c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ERR_add_error_data(6, "module=", name, ", value=", value, ", retcode=", rcode); 238c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 239c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 240c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 241c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return ret; 242c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 243c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 244c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Load a module from a DSO */ 245c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic CONF_MODULE *module_load_dso(const CONF *cnf, char *name, char *value, 246c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org unsigned long flags) 247c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 248c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org DSO *dso = NULL; 249c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org conf_init_func *ifunc; 250c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org conf_finish_func *ffunc; 251c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org char *path = NULL; 252c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int errcode = 0; 253c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONF_MODULE *md; 254c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* Look for alternative path in module section */ 255c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org path = NCONF_get_string(cnf, value, "path"); 256c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!path) 257c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 258c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ERR_clear_error(); 259c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org path = name; 260c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 261c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org dso = DSO_load(NULL, path, NULL, 0); 262c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!dso) 263c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 264c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org errcode = CONF_R_ERROR_LOADING_DSO; 265c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org goto err; 266c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 267c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ifunc = (conf_init_func *)DSO_bind_func(dso, DSO_mod_init_name); 268c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!ifunc) 269c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 270c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org errcode = CONF_R_MISSING_INIT_FUNCTION; 271c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org goto err; 272c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 273c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ffunc = (conf_finish_func *)DSO_bind_func(dso, DSO_mod_finish_name); 274c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* All OK, add module */ 275c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org md = module_add(dso, name, ifunc, ffunc); 276c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 277c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!md) 278c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org goto err; 279c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 280c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return md; 281c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 282c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org err: 283c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (dso) 284c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org DSO_free(dso); 285c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONFerr(CONF_F_MODULE_LOAD_DSO, errcode); 286c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ERR_add_error_data(4, "module=", name, ", path=", path); 287c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return NULL; 288c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 289c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 290c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* add module to list */ 291c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic CONF_MODULE *module_add(DSO *dso, const char *name, 292c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org conf_init_func *ifunc, conf_finish_func *ffunc) 293c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 294c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONF_MODULE *tmod = NULL; 295c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (supported_modules == NULL) 296c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org supported_modules = sk_CONF_MODULE_new_null(); 297c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (supported_modules == NULL) 298c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return NULL; 299c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org tmod = OPENSSL_malloc(sizeof(CONF_MODULE)); 300c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (tmod == NULL) 301c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return NULL; 302c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 303c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org tmod->dso = dso; 304c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org tmod->name = BUF_strdup(name); 305c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org tmod->init = ifunc; 306c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org tmod->finish = ffunc; 307c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org tmod->links = 0; 308c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 309c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!sk_CONF_MODULE_push(supported_modules, tmod)) 310c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 311c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org OPENSSL_free(tmod); 312c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return NULL; 313c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 314c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 315c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return tmod; 316c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 317c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 318c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Find a module from the list. We allow module names of the 319c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * form modname.XXXX to just search for modname to allow the 320c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * same module to be initialized more than once. 321c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */ 322c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 323c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic CONF_MODULE *module_find(char *name) 324c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 325c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONF_MODULE *tmod; 326c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int i, nchar; 327c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org char *p; 328c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org p = strrchr(name, '.'); 329c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 330c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (p) 331c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org nchar = p - name; 332c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org else 333c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org nchar = strlen(name); 334c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 335c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org for (i = 0; i < sk_CONF_MODULE_num(supported_modules); i++) 336c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 337c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org tmod = sk_CONF_MODULE_value(supported_modules, i); 338c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!strncmp(tmod->name, name, nchar)) 339c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return tmod; 340c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 341c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 342c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return NULL; 343c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 344c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 345c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 346c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* initialize a module */ 347c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic int module_init(CONF_MODULE *pmod, char *name, char *value, 348c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org const CONF *cnf) 349c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 350c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int ret = 1; 351c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int init_called = 0; 352c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONF_IMODULE *imod = NULL; 353c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 354c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* Otherwise add initialized module to list */ 355c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org imod = OPENSSL_malloc(sizeof(CONF_IMODULE)); 356c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!imod) 357c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org goto err; 358c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 359c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org imod->pmod = pmod; 360c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org imod->name = BUF_strdup(name); 361c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org imod->value = BUF_strdup(value); 362c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org imod->usr_data = NULL; 363c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 364c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!imod->name || !imod->value) 365c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org goto memerr; 366c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 367c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* Try to initialize module */ 368c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(pmod->init) 369c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 370c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ret = pmod->init(imod, cnf); 371c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org init_called = 1; 372c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* Error occurred, exit */ 373c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (ret <= 0) 374c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org goto err; 375c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 376c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 377c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (initialized_modules == NULL) 378c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 379c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org initialized_modules = sk_CONF_IMODULE_new_null(); 380c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!initialized_modules) 381c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 382c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONFerr(CONF_F_MODULE_INIT, ERR_R_MALLOC_FAILURE); 383c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org goto err; 384c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 385c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 386c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 387c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!sk_CONF_IMODULE_push(initialized_modules, imod)) 388c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 389c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONFerr(CONF_F_MODULE_INIT, ERR_R_MALLOC_FAILURE); 390c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org goto err; 391c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 392c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 393c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org pmod->links++; 394c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 395c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return ret; 396c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 397c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org err: 398c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 399c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* We've started the module so we'd better finish it */ 400c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (pmod->finish && init_called) 401c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org pmod->finish(imod); 402c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 403c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org memerr: 404c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (imod) 405c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 406c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (imod->name) 407c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org OPENSSL_free(imod->name); 408c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (imod->value) 409c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org OPENSSL_free(imod->value); 410c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org OPENSSL_free(imod); 411c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 412c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 413c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return -1; 414c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 415c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 416c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 417c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Unload any dynamic modules that have a link count of zero: 418c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * i.e. have no active initialized modules. If 'all' is set 419c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * then all modules are unloaded including static ones. 420c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */ 421c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 422c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid CONF_modules_unload(int all) 423c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 424c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int i; 425c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONF_MODULE *md; 426c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONF_modules_finish(); 427c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* unload modules in reverse order */ 428c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org for (i = sk_CONF_MODULE_num(supported_modules) - 1; i >= 0; i--) 429c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 430c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org md = sk_CONF_MODULE_value(supported_modules, i); 431c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* If static or in use and 'all' not set ignore it */ 432c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (((md->links > 0) || !md->dso) && !all) 433c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org continue; 434c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org /* Since we're working in reverse this is OK */ 435c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org (void)sk_CONF_MODULE_delete(supported_modules, i); 436c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org module_free(md); 437c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 438c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (sk_CONF_MODULE_num(supported_modules) == 0) 439c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 440c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org sk_CONF_MODULE_free(supported_modules); 441c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org supported_modules = NULL; 442c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 443c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 444c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 445c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* unload a single module */ 446c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic void module_free(CONF_MODULE *md) 447c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 448c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (md->dso) 449c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org DSO_free(md->dso); 450c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org OPENSSL_free(md->name); 451c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org OPENSSL_free(md); 452c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 453c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 454c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* finish and free up all modules instances */ 455c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 456c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid CONF_modules_finish(void) 457c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 458c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONF_IMODULE *imod; 459c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org while (sk_CONF_IMODULE_num(initialized_modules) > 0) 460c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 461c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org imod = sk_CONF_IMODULE_pop(initialized_modules); 462c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org module_finish(imod); 463c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 464c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org sk_CONF_IMODULE_free(initialized_modules); 465c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org initialized_modules = NULL; 466c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 467c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 468c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* finish a module instance */ 469c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 470c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic void module_finish(CONF_IMODULE *imod) 471c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 472c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (imod->pmod->finish) 473c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org imod->pmod->finish(imod); 474c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org imod->pmod->links--; 475c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org OPENSSL_free(imod->name); 476c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org OPENSSL_free(imod->value); 477c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org OPENSSL_free(imod); 478c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 479c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 480c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Add a static module to OpenSSL */ 481c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 482c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint CONF_module_add(const char *name, conf_init_func *ifunc, 483c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org conf_finish_func *ffunc) 484c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 485c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (module_add(NULL, name, ifunc, ffunc)) 486c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 1; 487c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org else 488c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 0; 489c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 490c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 491c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid CONF_modules_free(void) 492c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 493c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONF_modules_finish(); 494c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONF_modules_unload(1); 495c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 496c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 497c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Utility functions */ 498c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 499c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgconst char *CONF_imodule_get_name(const CONF_IMODULE *md) 500c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 501c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return md->name; 502c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 503c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 504c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgconst char *CONF_imodule_get_value(const CONF_IMODULE *md) 505c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 506c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return md->value; 507c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 508c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 509c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid *CONF_imodule_get_usr_data(const CONF_IMODULE *md) 510c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 511c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return md->usr_data; 512c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 513c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 514c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid CONF_imodule_set_usr_data(CONF_IMODULE *md, void *usr_data) 515c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 516c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org md->usr_data = usr_data; 517c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 518c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 519c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgCONF_MODULE *CONF_imodule_get_module(const CONF_IMODULE *md) 520c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 521c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return md->pmod; 522c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 523c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 524c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgunsigned long CONF_imodule_get_flags(const CONF_IMODULE *md) 525c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 526c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return md->flags; 527c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 528c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 529c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid CONF_imodule_set_flags(CONF_IMODULE *md, unsigned long flags) 530c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 531c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org md->flags = flags; 532c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 533c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 534c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid *CONF_module_get_usr_data(CONF_MODULE *pmod) 535c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 536c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return pmod->usr_data; 537c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 538c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 539c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgvoid CONF_module_set_usr_data(CONF_MODULE *pmod, void *usr_data) 540c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 541c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org pmod->usr_data = usr_data; 542c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 543c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 544c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Return default config file name */ 545c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 546c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgchar *CONF_get1_default_config_file(void) 547c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 548c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org char *file; 549c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int len; 550c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 551c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org file = getenv("OPENSSL_CONF"); 552c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (file) 553c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return BUF_strdup(file); 554c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 555c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org len = strlen(X509_get_default_cert_area()); 556c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#ifndef OPENSSL_SYS_VMS 557c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org len++; 558c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#endif 559c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org len += strlen(OPENSSL_CONF); 560c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 561c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org file = OPENSSL_malloc(len + 1); 562c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 563c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (!file) 564c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return NULL; 565c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org BUF_strlcpy(file,X509_get_default_cert_area(),len + 1); 566c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#ifndef OPENSSL_SYS_VMS 567c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org BUF_strlcat(file,"/",len + 1); 568c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#endif 569c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org BUF_strlcat(file,OPENSSL_CONF,len + 1); 570c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 571c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return file; 572c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 573c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 574c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* This function takes a list separated by 'sep' and calls the 575c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * callback function giving the start and length of each member 576c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * optionally stripping leading and trailing whitespace. This can 577c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * be used to parse comma separated lists for example. 578c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */ 579c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 580c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgint CONF_parse_list(const char *list_, int sep, int nospc, 581c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int (*list_cb)(const char *elem, int len, void *usr), void *arg) 582c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 583c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int ret; 584c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org const char *lstart, *tmpend, *p; 585c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 586480da75abf485e7e2a6be5acc0f71842368792c0jnd@chromium.org if(list_ == NULL) 587480da75abf485e7e2a6be5acc0f71842368792c0jnd@chromium.org { 588480da75abf485e7e2a6be5acc0f71842368792c0jnd@chromium.org CONFerr(CONF_F_CONF_PARSE_LIST, CONF_R_LIST_CANNOT_BE_NULL); 589480da75abf485e7e2a6be5acc0f71842368792c0jnd@chromium.org return 0; 590480da75abf485e7e2a6be5acc0f71842368792c0jnd@chromium.org } 591480da75abf485e7e2a6be5acc0f71842368792c0jnd@chromium.org 592480da75abf485e7e2a6be5acc0f71842368792c0jnd@chromium.org lstart = list_; 593c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org for(;;) 594c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 595c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (nospc) 596c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 597c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org while(*lstart && isspace((unsigned char)*lstart)) 598c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org lstart++; 599c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 600c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org p = strchr(lstart, sep); 601c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (p == lstart || !*lstart) 602c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ret = list_cb(NULL, 0, arg); 603c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org else 604c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 605c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (p) 606c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org tmpend = p - 1; 607c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org else 608c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org tmpend = lstart + strlen(lstart) - 1; 609c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (nospc) 610c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org { 611c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org while(isspace((unsigned char)*tmpend)) 612c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org tmpend--; 613c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 614c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ret = list_cb(lstart, tmpend - lstart + 1, arg); 615c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 616c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (ret <= 0) 617c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return ret; 618c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if (p == NULL) 619c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return 1; 620c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org lstart = p + 1; 621c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 622c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 623c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 624