From 3e4d8f433239c40311037616b1b8833a06651ae0 Mon Sep 17 00:00:00 2001 From: Arne Schwabe Date: Mon, 16 Apr 2012 19:21:14 +0200 Subject: Initial import --- openssl/crypto/conf/conf_lib.c | 407 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 407 insertions(+) create mode 100644 openssl/crypto/conf/conf_lib.c (limited to 'openssl/crypto/conf/conf_lib.c') diff --git a/openssl/crypto/conf/conf_lib.c b/openssl/crypto/conf/conf_lib.c new file mode 100644 index 0000000..54046de --- /dev/null +++ b/openssl/crypto/conf/conf_lib.c @@ -0,0 +1,407 @@ +/* conf_lib.c */ +/* Written by Richard Levitte (richard@levitte.org) for the OpenSSL + * project 2000. + */ +/* ==================================================================== + * Copyright (c) 2000 The OpenSSL Project. All rights reserved. + * + * 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 above 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 acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED 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 OpenSSL PROJECT OR + * ITS 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. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include +#include +#include +#include +#include +#include + +const char CONF_version[]="CONF" OPENSSL_VERSION_PTEXT; + +static CONF_METHOD *default_CONF_method=NULL; + +/* Init a 'CONF' structure from an old LHASH */ + +void CONF_set_nconf(CONF *conf, LHASH_OF(CONF_VALUE) *hash) + { + if (default_CONF_method == NULL) + default_CONF_method = NCONF_default(); + + default_CONF_method->init(conf); + conf->data = hash; + } + +/* The following section contains the "CONF classic" functions, + rewritten in terms of the new CONF interface. */ + +int CONF_set_default_method(CONF_METHOD *meth) + { + default_CONF_method = meth; + return 1; + } + +LHASH_OF(CONF_VALUE) *CONF_load(LHASH_OF(CONF_VALUE) *conf, const char *file, + long *eline) + { + LHASH_OF(CONF_VALUE) *ltmp; + BIO *in=NULL; + +#ifdef OPENSSL_SYS_VMS + in=BIO_new_file(file, "r"); +#else + in=BIO_new_file(file, "rb"); +#endif + if (in == NULL) + { + CONFerr(CONF_F_CONF_LOAD,ERR_R_SYS_LIB); + return NULL; + } + + ltmp = CONF_load_bio(conf, in, eline); + BIO_free(in); + + return ltmp; + } + +#ifndef OPENSSL_NO_FP_API +LHASH_OF(CONF_VALUE) *CONF_load_fp(LHASH_OF(CONF_VALUE) *conf, FILE *fp, + long *eline) + { + BIO *btmp; + LHASH_OF(CONF_VALUE) *ltmp; + if(!(btmp = BIO_new_fp(fp, BIO_NOCLOSE))) { + CONFerr(CONF_F_CONF_LOAD_FP,ERR_R_BUF_LIB); + return NULL; + } + ltmp = CONF_load_bio(conf, btmp, eline); + BIO_free(btmp); + return ltmp; + } +#endif + +LHASH_OF(CONF_VALUE) *CONF_load_bio(LHASH_OF(CONF_VALUE) *conf, BIO *bp, + long *eline) + { + CONF ctmp; + int ret; + + CONF_set_nconf(&ctmp, conf); + + ret = NCONF_load_bio(&ctmp, bp, eline); + if (ret) + return ctmp.data; + return NULL; + } + +STACK_OF(CONF_VALUE) *CONF_get_section(LHASH_OF(CONF_VALUE) *conf, + const char *section) + { + if (conf == NULL) + { + return NULL; + } + else + { + CONF ctmp; + CONF_set_nconf(&ctmp, conf); + return NCONF_get_section(&ctmp, section); + } + } + +char *CONF_get_string(LHASH_OF(CONF_VALUE) *conf,const char *group, + const char *name) + { + if (conf == NULL) + { + return NCONF_get_string(NULL, group, name); + } + else + { + CONF ctmp; + CONF_set_nconf(&ctmp, conf); + return NCONF_get_string(&ctmp, group, name); + } + } + +long CONF_get_number(LHASH_OF(CONF_VALUE) *conf,const char *group, + const char *name) + { + int status; + long result = 0; + + if (conf == NULL) + { + status = NCONF_get_number_e(NULL, group, name, &result); + } + else + { + CONF ctmp; + CONF_set_nconf(&ctmp, conf); + status = NCONF_get_number_e(&ctmp, group, name, &result); + } + + if (status == 0) + { + /* This function does not believe in errors... */ + ERR_clear_error(); + } + return result; + } + +void CONF_free(LHASH_OF(CONF_VALUE) *conf) + { + CONF ctmp; + CONF_set_nconf(&ctmp, conf); + NCONF_free_data(&ctmp); + } + +#ifndef OPENSSL_NO_FP_API +int CONF_dump_fp(LHASH_OF(CONF_VALUE) *conf, FILE *out) + { + BIO *btmp; + int ret; + + if(!(btmp = BIO_new_fp(out, BIO_NOCLOSE))) { + CONFerr(CONF_F_CONF_DUMP_FP,ERR_R_BUF_LIB); + return 0; + } + ret = CONF_dump_bio(conf, btmp); + BIO_free(btmp); + return ret; + } +#endif + +int CONF_dump_bio(LHASH_OF(CONF_VALUE) *conf, BIO *out) + { + CONF ctmp; + CONF_set_nconf(&ctmp, conf); + return NCONF_dump_bio(&ctmp, out); + } + +/* The following section contains the "New CONF" functions. They are + completely centralised around a new CONF structure that may contain + basically anything, but at least a method pointer and a table of data. + These functions are also written in terms of the bridge functions used + by the "CONF classic" functions, for consistency. */ + +CONF *NCONF_new(CONF_METHOD *meth) + { + CONF *ret; + + if (meth == NULL) + meth = NCONF_default(); + + ret = meth->create(meth); + if (ret == NULL) + { + CONFerr(CONF_F_NCONF_NEW,ERR_R_MALLOC_FAILURE); + return(NULL); + } + + return ret; + } + +void NCONF_free(CONF *conf) + { + if (conf == NULL) + return; + conf->meth->destroy(conf); + } + +void NCONF_free_data(CONF *conf) + { + if (conf == NULL) + return; + conf->meth->destroy_data(conf); + } + +int NCONF_load(CONF *conf, const char *file, long *eline) + { + if (conf == NULL) + { + CONFerr(CONF_F_NCONF_LOAD,CONF_R_NO_CONF); + return 0; + } + + return conf->meth->load(conf, file, eline); + } + +#ifndef OPENSSL_NO_FP_API +int NCONF_load_fp(CONF *conf, FILE *fp,long *eline) + { + BIO *btmp; + int ret; + if(!(btmp = BIO_new_fp(fp, BIO_NOCLOSE))) + { + CONFerr(CONF_F_NCONF_LOAD_FP,ERR_R_BUF_LIB); + return 0; + } + ret = NCONF_load_bio(conf, btmp, eline); + BIO_free(btmp); + return ret; + } +#endif + +int NCONF_load_bio(CONF *conf, BIO *bp,long *eline) + { + if (conf == NULL) + { + CONFerr(CONF_F_NCONF_LOAD_BIO,CONF_R_NO_CONF); + return 0; + } + + return conf->meth->load_bio(conf, bp, eline); + } + +STACK_OF(CONF_VALUE) *NCONF_get_section(const CONF *conf,const char *section) + { + if (conf == NULL) + { + CONFerr(CONF_F_NCONF_GET_SECTION,CONF_R_NO_CONF); + return NULL; + } + + if (section == NULL) + { + CONFerr(CONF_F_NCONF_GET_SECTION,CONF_R_NO_SECTION); + return NULL; + } + + return _CONF_get_section_values(conf, section); + } + +char *NCONF_get_string(const CONF *conf,const char *group,const char *name) + { + char *s = _CONF_get_string(conf, group, name); + + /* Since we may get a value from an environment variable even + if conf is NULL, let's check the value first */ + if (s) return s; + + if (conf == NULL) + { + CONFerr(CONF_F_NCONF_GET_STRING, + CONF_R_NO_CONF_OR_ENVIRONMENT_VARIABLE); + return NULL; + } + CONFerr(CONF_F_NCONF_GET_STRING, + CONF_R_NO_VALUE); + ERR_add_error_data(4,"group=",group," name=",name); + return NULL; + } + +int NCONF_get_number_e(const CONF *conf,const char *group,const char *name, + long *result) + { + char *str; + + if (result == NULL) + { + CONFerr(CONF_F_NCONF_GET_NUMBER_E,ERR_R_PASSED_NULL_PARAMETER); + return 0; + } + + str = NCONF_get_string(conf,group,name); + + if (str == NULL) + return 0; + + for (*result = 0;conf->meth->is_number(conf, *str);) + { + *result = (*result)*10 + conf->meth->to_int(conf, *str); + str++; + } + + return 1; + } + +#ifndef OPENSSL_NO_FP_API +int NCONF_dump_fp(const CONF *conf, FILE *out) + { + BIO *btmp; + int ret; + if(!(btmp = BIO_new_fp(out, BIO_NOCLOSE))) { + CONFerr(CONF_F_NCONF_DUMP_FP,ERR_R_BUF_LIB); + return 0; + } + ret = NCONF_dump_bio(conf, btmp); + BIO_free(btmp); + return ret; + } +#endif + +int NCONF_dump_bio(const CONF *conf, BIO *out) + { + if (conf == NULL) + { + CONFerr(CONF_F_NCONF_DUMP_BIO,CONF_R_NO_CONF); + return 0; + } + + return conf->meth->dump(conf, out); + } + + +/* This function should be avoided */ +#if 0 +long NCONF_get_number(CONF *conf,char *group,char *name) + { + int status; + long ret=0; + + status = NCONF_get_number_e(conf, group, name, &ret); + if (status == 0) + { + /* This function does not believe in errors... */ + ERR_get_error(); + } + return ret; + } +#endif -- cgit v1.2.3