diff options
Diffstat (limited to 'app/openssl/apps/srp.c')
-rw-r--r-- | app/openssl/apps/srp.c | 756 |
1 files changed, 0 insertions, 756 deletions
diff --git a/app/openssl/apps/srp.c b/app/openssl/apps/srp.c deleted file mode 100644 index 9c7ae184..00000000 --- a/app/openssl/apps/srp.c +++ /dev/null @@ -1,756 +0,0 @@ -/* apps/srp.c */ -/* Written by Peter Sylvester (peter.sylvester@edelweb.fr) - * for the EdelKey project and contributed to the OpenSSL project 2004. - */ -/* ==================================================================== - * Copyright (c) 2004 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 <openssl/opensslconf.h> - -#ifndef OPENSSL_NO_SRP -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <openssl/conf.h> -#include <openssl/bio.h> -#include <openssl/err.h> -#include <openssl/txt_db.h> -#include <openssl/buffer.h> -#include <openssl/srp.h> - -#include "apps.h" - -#undef PROG -#define PROG srp_main - -#define BASE_SECTION "srp" -#define CONFIG_FILE "openssl.cnf" - -#define ENV_RANDFILE "RANDFILE" - -#define ENV_DATABASE "srpvfile" -#define ENV_DEFAULT_SRP "default_srp" - -static char *srp_usage[]={ -"usage: srp [args] [user] \n", -"\n", -" -verbose Talk alot while doing things\n", -" -config file A config file\n", -" -name arg The particular srp definition to use\n", -" -srpvfile arg The srp verifier file name\n", -" -add add an user and srp verifier\n", -" -modify modify the srp verifier of an existing user\n", -" -delete delete user from verifier file\n", -" -list list user\n", -" -gn arg g and N values to be used for new verifier\n", -" -userinfo arg additional info to be set for user\n", -" -passin arg input file pass phrase source\n", -" -passout arg output file pass phrase source\n", -#ifndef OPENSSL_NO_ENGINE -" -engine e - use engine e, possibly a hardware device.\n", -#endif -NULL -}; - -#ifdef EFENCE -extern int EF_PROTECT_FREE; -extern int EF_PROTECT_BELOW; -extern int EF_ALIGNMENT; -#endif - -static CONF *conf=NULL; -static char *section=NULL; - -#define VERBOSE if (verbose) -#define VVERBOSE if (verbose>1) - - -int MAIN(int, char **); - -static int get_index(CA_DB *db, char* id, char type) - { - char ** pp; - int i; - if (id == NULL) return -1; - if (type == DB_SRP_INDEX) - for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) - { - pp = sk_OPENSSL_PSTRING_value(db->db->data,i); - if (pp[DB_srptype][0] == DB_SRP_INDEX && !strcmp(id,pp[DB_srpid])) - return i; - } - else for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) - { - pp = sk_OPENSSL_PSTRING_value(db->db->data,i); - - if (pp[DB_srptype][0] != DB_SRP_INDEX && !strcmp(id,pp[DB_srpid])) - return i; - } - - return -1 ; - } - -static void print_entry(CA_DB *db, BIO *bio, int indx, int verbose, char *s) - { - if (indx >= 0 && verbose) - { - int j; - char **pp = sk_OPENSSL_PSTRING_value(db->db->data, indx); - BIO_printf(bio, "%s \"%s\"\n", s, pp[DB_srpid]); - for (j = 0; j < DB_NUMBER; j++) - { - BIO_printf(bio_err," %d = \"%s\"\n", j, pp[j]); - } - } - } - -static void print_index(CA_DB *db, BIO *bio, int indexindex, int verbose) - { - print_entry(db, bio, indexindex, verbose, "g N entry") ; - } - -static void print_user(CA_DB *db, BIO *bio, int userindex, int verbose) - { - if (verbose > 0) - { - char **pp = sk_OPENSSL_PSTRING_value(db->db->data,userindex); - - if (pp[DB_srptype][0] != 'I') - { - print_entry(db, bio, userindex, verbose, "User entry"); - print_entry(db, bio, get_index(db, pp[DB_srpgN], 'I'), verbose, "g N entry"); - } - - } - } - -static int update_index(CA_DB *db, BIO *bio, char **row) - { - char ** irow; - int i; - - if ((irow=(char **)OPENSSL_malloc(sizeof(char *)*(DB_NUMBER+1))) == NULL) - { - BIO_printf(bio_err,"Memory allocation failure\n"); - return 0; - } - - for (i=0; i<DB_NUMBER; i++) - { - irow[i]=row[i]; - row[i]=NULL; - } - irow[DB_NUMBER]=NULL; - - if (!TXT_DB_insert(db->db,irow)) - { - BIO_printf(bio,"failed to update srpvfile\n"); - BIO_printf(bio,"TXT_DB error number %ld\n",db->db->error); - OPENSSL_free(irow); - return 0; - } - return 1; - } - -static void lookup_fail(const char *name, char *tag) - { - BIO_printf(bio_err,"variable lookup failed for %s::%s\n",name,tag); - } - - -static char *srp_verify_user(const char *user, const char *srp_verifier, - char *srp_usersalt, const char *g, const char *N, - const char *passin, BIO *bio, int verbose) - { - char password[1024]; - PW_CB_DATA cb_tmp; - char *verifier = NULL; - char *gNid = NULL; - - cb_tmp.prompt_info = user; - cb_tmp.password = passin; - - if (password_callback(password, 1024, 0, &cb_tmp) >0) - { - VERBOSE BIO_printf(bio,"Validating\n user=\"%s\"\n srp_verifier=\"%s\"\n srp_usersalt=\"%s\"\n g=\"%s\"\n N=\"%s\"\n",user,srp_verifier,srp_usersalt, g, N); - BIO_printf(bio, "Pass %s\n", password); - - if (!(gNid=SRP_create_verifier(user, password, &srp_usersalt, &verifier, N, g))) - { - BIO_printf(bio, "Internal error validating SRP verifier\n"); - } - else - { - if (strcmp(verifier, srp_verifier)) - gNid = NULL; - OPENSSL_free(verifier); - } - } - return gNid; - } - -static char *srp_create_user(char *user, char **srp_verifier, - char **srp_usersalt, char *g, char *N, - char *passout, BIO *bio, int verbose) - { - char password[1024]; - PW_CB_DATA cb_tmp; - char *gNid = NULL; - char *salt = NULL; - cb_tmp.prompt_info = user; - cb_tmp.password = passout; - - if (password_callback(password,1024,1,&cb_tmp) >0) - { - VERBOSE BIO_printf(bio,"Creating\n user=\"%s\"\n g=\"%s\"\n N=\"%s\"\n",user,g,N); - if (!(gNid =SRP_create_verifier(user, password, &salt, srp_verifier, N, g))) - { - BIO_printf(bio,"Internal error creating SRP verifier\n"); - } - else - *srp_usersalt = salt; - VVERBOSE BIO_printf(bio,"gNid=%s salt =\"%s\"\n verifier =\"%s\"\n", gNid,salt, *srp_verifier); - - } - return gNid; - } - -int MAIN(int argc, char **argv) - { - int add_user = 0; - int list_user= 0; - int delete_user= 0; - int modify_user= 0; - char * user = NULL; - - char *passargin = NULL, *passargout = NULL; - char *passin = NULL, *passout = NULL; - char * gN = NULL; - int gNindex = -1; - char ** gNrow = NULL; - int maxgN = -1; - - char * userinfo = NULL; - - int badops=0; - int ret=1; - int errors=0; - int verbose=0; - int doupdatedb=0; - char *configfile=NULL; - char *dbfile=NULL; - CA_DB *db=NULL; - char **pp ; - int i; - long errorline = -1; - char *randfile=NULL; -#ifndef OPENSSL_NO_ENGINE - char *engine = NULL; -#endif - char *tofree=NULL; - DB_ATTR db_attr; - -#ifdef EFENCE -EF_PROTECT_FREE=1; -EF_PROTECT_BELOW=1; -EF_ALIGNMENT=0; -#endif - - apps_startup(); - - conf = NULL; - section = NULL; - - if (bio_err == NULL) - if ((bio_err=BIO_new(BIO_s_file())) != NULL) - BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); - - argc--; - argv++; - while (argc >= 1 && badops == 0) - { - if (strcmp(*argv,"-verbose") == 0) - verbose++; - else if (strcmp(*argv,"-config") == 0) - { - if (--argc < 1) goto bad; - configfile= *(++argv); - } - else if (strcmp(*argv,"-name") == 0) - { - if (--argc < 1) goto bad; - section= *(++argv); - } - else if (strcmp(*argv,"-srpvfile") == 0) - { - if (--argc < 1) goto bad; - dbfile= *(++argv); - } - else if (strcmp(*argv,"-add") == 0) - add_user=1; - else if (strcmp(*argv,"-delete") == 0) - delete_user=1; - else if (strcmp(*argv,"-modify") == 0) - modify_user=1; - else if (strcmp(*argv,"-list") == 0) - list_user=1; - else if (strcmp(*argv,"-gn") == 0) - { - if (--argc < 1) goto bad; - gN= *(++argv); - } - else if (strcmp(*argv,"-userinfo") == 0) - { - if (--argc < 1) goto bad; - userinfo= *(++argv); - } - else if (strcmp(*argv,"-passin") == 0) - { - if (--argc < 1) goto bad; - passargin= *(++argv); - } - else if (strcmp(*argv,"-passout") == 0) - { - if (--argc < 1) goto bad; - passargout= *(++argv); - } -#ifndef OPENSSL_NO_ENGINE - else if (strcmp(*argv,"-engine") == 0) - { - if (--argc < 1) goto bad; - engine= *(++argv); - } -#endif - - else if (**argv == '-') - { -bad: - BIO_printf(bio_err,"unknown option %s\n",*argv); - badops=1; - break; - } - else - break; - - argc--; - argv++; - } - - if (dbfile && configfile) - { - BIO_printf(bio_err,"-dbfile and -configfile cannot be specified together.\n"); - badops = 1; - } - if (add_user+delete_user+modify_user+list_user != 1) - { - BIO_printf(bio_err,"Exactly one of the options -add, -delete, -modify -list must be specified.\n"); - badops = 1; - } - if (delete_user+modify_user+delete_user== 1 && argc <= 0) - { - BIO_printf(bio_err,"Need at least one user for options -add, -delete, -modify. \n"); - badops = 1; - } - if ((passin || passout) && argc != 1 ) - { - BIO_printf(bio_err,"-passin, -passout arguments only valid with one user.\n"); - badops = 1; - } - - if (badops) - { - for (pp=srp_usage; (*pp != NULL); pp++) - BIO_printf(bio_err,"%s",*pp); - - BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR); - BIO_printf(bio_err," load the file (or the files in the directory) into\n"); - BIO_printf(bio_err," the random number generator\n"); - goto err; - } - - ERR_load_crypto_strings(); - -#ifndef OPENSSL_NO_ENGINE - setup_engine(bio_err, engine, 0); -#endif - - if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) - { - BIO_printf(bio_err, "Error getting passwords\n"); - goto err; - } - - if (!dbfile) - { - - - /*****************************************************************/ - tofree=NULL; - if (configfile == NULL) configfile = getenv("OPENSSL_CONF"); - if (configfile == NULL) configfile = getenv("SSLEAY_CONF"); - if (configfile == NULL) - { - const char *s=X509_get_default_cert_area(); - size_t len; - -#ifdef OPENSSL_SYS_VMS - len = strlen(s)+sizeof(CONFIG_FILE); - tofree=OPENSSL_malloc(len); - strcpy(tofree,s); -#else - len = strlen(s)+sizeof(CONFIG_FILE)+1; - tofree=OPENSSL_malloc(len); - BUF_strlcpy(tofree,s,len); - BUF_strlcat(tofree,"/",len); -#endif - BUF_strlcat(tofree,CONFIG_FILE,len); - configfile=tofree; - } - - VERBOSE BIO_printf(bio_err,"Using configuration from %s\n",configfile); - conf = NCONF_new(NULL); - if (NCONF_load(conf,configfile,&errorline) <= 0) - { - if (errorline <= 0) - BIO_printf(bio_err,"error loading the config file '%s'\n", - configfile); - else - BIO_printf(bio_err,"error on line %ld of config file '%s'\n" - ,errorline,configfile); - goto err; - } - if(tofree) - { - OPENSSL_free(tofree); - tofree = NULL; - } - - if (!load_config(bio_err, conf)) - goto err; - - /* Lets get the config section we are using */ - if (section == NULL) - { - VERBOSE BIO_printf(bio_err,"trying to read " ENV_DEFAULT_SRP " in \" BASE_SECTION \"\n"); - - section=NCONF_get_string(conf,BASE_SECTION,ENV_DEFAULT_SRP); - if (section == NULL) - { - lookup_fail(BASE_SECTION,ENV_DEFAULT_SRP); - goto err; - } - } - - if (randfile == NULL && conf) - randfile = NCONF_get_string(conf, BASE_SECTION, "RANDFILE"); - - - VERBOSE BIO_printf(bio_err,"trying to read " ENV_DATABASE " in section \"%s\"\n",section); - - if ((dbfile=NCONF_get_string(conf,section,ENV_DATABASE)) == NULL) - { - lookup_fail(section,ENV_DATABASE); - goto err; - } - - } - if (randfile == NULL) - ERR_clear_error(); - else - app_RAND_load_file(randfile, bio_err, 0); - - VERBOSE BIO_printf(bio_err,"Trying to read SRP verifier file \"%s\"\n",dbfile); - - db = load_index(dbfile, &db_attr); - if (db == NULL) goto err; - - /* Lets check some fields */ - for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) - { - pp = sk_OPENSSL_PSTRING_value(db->db->data, i); - - if (pp[DB_srptype][0] == DB_SRP_INDEX) - { - maxgN = i; - if (gNindex < 0 && gN != NULL && !strcmp(gN, pp[DB_srpid])) - gNindex = i; - - print_index(db, bio_err, i, verbose > 1); - } - } - - VERBOSE BIO_printf(bio_err, "Database initialised\n"); - - if (gNindex >= 0) - { - gNrow = sk_OPENSSL_PSTRING_value(db->db->data,gNindex); - print_entry(db, bio_err, gNindex, verbose > 1, "Default g and N"); - } - else if (maxgN > 0 && !SRP_get_default_gN(gN)) - { - BIO_printf(bio_err, "No g and N value for index \"%s\"\n", gN); - goto err; - } - else - { - VERBOSE BIO_printf(bio_err, "Database has no g N information.\n"); - gNrow = NULL; - } - - - VVERBOSE BIO_printf(bio_err,"Starting user processing\n"); - - if (argc > 0) - user = *(argv++) ; - - while (list_user || user) - { - int userindex = -1; - if (user) - VVERBOSE BIO_printf(bio_err, "Processing user \"%s\"\n", user); - if ((userindex = get_index(db, user, 'U')) >= 0) - { - print_user(db, bio_err, userindex, (verbose > 0) || list_user); - } - - if (list_user) - { - if (user == NULL) - { - BIO_printf(bio_err,"List all users\n"); - - for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) - { - print_user(db,bio_err, i, 1); - } - list_user = 0; - } - else if (userindex < 0) - { - BIO_printf(bio_err, "user \"%s\" does not exist, ignored. t\n", - user); - errors++; - } - } - else if (add_user) - { - if (userindex >= 0) - { - /* reactivation of a new user */ - char **row = sk_OPENSSL_PSTRING_value(db->db->data, userindex); - BIO_printf(bio_err, "user \"%s\" reactivated.\n", user); - row[DB_srptype][0] = 'V'; - - doupdatedb = 1; - } - else - { - char *row[DB_NUMBER] ; char *gNid; - row[DB_srpverifier] = NULL; - row[DB_srpsalt] = NULL; - row[DB_srpinfo] = NULL; - if (!(gNid = srp_create_user(user,&(row[DB_srpverifier]), &(row[DB_srpsalt]),gNrow?gNrow[DB_srpsalt]:gN,gNrow?gNrow[DB_srpverifier]:NULL, passout, bio_err,verbose))) - { - BIO_printf(bio_err, "Cannot create srp verifier for user \"%s\", operation abandoned .\n", user); - errors++; - goto err; - } - row[DB_srpid] = BUF_strdup(user); - row[DB_srptype] = BUF_strdup("v"); - row[DB_srpgN] = BUF_strdup(gNid); - - if (!row[DB_srpid] || !row[DB_srpgN] || !row[DB_srptype] || !row[DB_srpverifier] || !row[DB_srpsalt] || - (userinfo && (!(row[DB_srpinfo] = BUF_strdup(userinfo)))) || - !update_index(db, bio_err, row)) - { - if (row[DB_srpid]) OPENSSL_free(row[DB_srpid]); - if (row[DB_srpgN]) OPENSSL_free(row[DB_srpgN]); - if (row[DB_srpinfo]) OPENSSL_free(row[DB_srpinfo]); - if (row[DB_srptype]) OPENSSL_free(row[DB_srptype]); - if (row[DB_srpverifier]) OPENSSL_free(row[DB_srpverifier]); - if (row[DB_srpsalt]) OPENSSL_free(row[DB_srpsalt]); - goto err; - } - doupdatedb = 1; - } - } - else if (modify_user) - { - if (userindex < 0) - { - BIO_printf(bio_err,"user \"%s\" does not exist, operation ignored.\n",user); - errors++; - } - else - { - - char **row = sk_OPENSSL_PSTRING_value(db->db->data, userindex); - char type = row[DB_srptype][0]; - if (type == 'v') - { - BIO_printf(bio_err,"user \"%s\" already updated, operation ignored.\n",user); - errors++; - } - else - { - char *gNid; - - if (row[DB_srptype][0] == 'V') - { - int user_gN; - char **irow = NULL; - VERBOSE BIO_printf(bio_err,"Verifying password for user \"%s\"\n",user); - if ( (user_gN = get_index(db, row[DB_srpgN], DB_SRP_INDEX)) >= 0) - irow = (char **)sk_OPENSSL_PSTRING_value(db->db->data, userindex); - - if (!srp_verify_user(user, row[DB_srpverifier], row[DB_srpsalt], irow ? irow[DB_srpsalt] : row[DB_srpgN], irow ? irow[DB_srpverifier] : NULL, passin, bio_err, verbose)) - { - BIO_printf(bio_err, "Invalid password for user \"%s\", operation abandoned.\n", user); - errors++; - goto err; - } - } - VERBOSE BIO_printf(bio_err,"Password for user \"%s\" ok.\n",user); - - if (!(gNid=srp_create_user(user,&(row[DB_srpverifier]), &(row[DB_srpsalt]),gNrow?gNrow[DB_srpsalt]:NULL, gNrow?gNrow[DB_srpverifier]:NULL, passout, bio_err,verbose))) - { - BIO_printf(bio_err, "Cannot create srp verifier for user \"%s\", operation abandoned.\n", user); - errors++; - goto err; - } - - row[DB_srptype][0] = 'v'; - row[DB_srpgN] = BUF_strdup(gNid); - - if (!row[DB_srpid] || !row[DB_srpgN] || !row[DB_srptype] || !row[DB_srpverifier] || !row[DB_srpsalt] || - (userinfo && (!(row[DB_srpinfo] = BUF_strdup(userinfo))))) - goto err; - - doupdatedb = 1; - } - } - } - else if (delete_user) - { - if (userindex < 0) - { - BIO_printf(bio_err, "user \"%s\" does not exist, operation ignored. t\n", user); - errors++; - } - else - { - char **xpp = sk_OPENSSL_PSTRING_value(db->db->data,userindex); - BIO_printf(bio_err, "user \"%s\" revoked. t\n", user); - - xpp[DB_srptype][0] = 'R'; - - doupdatedb = 1; - } - } - if (--argc > 0) - user = *(argv++) ; - else - { - user = NULL; - list_user = 0; - } - } - - VERBOSE BIO_printf(bio_err,"User procession done.\n"); - - - if (doupdatedb) - { - /* Lets check some fields */ - for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) - { - pp = sk_OPENSSL_PSTRING_value(db->db->data,i); - - if (pp[DB_srptype][0] == 'v') - { - pp[DB_srptype][0] = 'V'; - print_user(db, bio_err, i, verbose); - } - } - - VERBOSE BIO_printf(bio_err, "Trying to update srpvfile.\n"); - if (!save_index(dbfile, "new", db)) goto err; - - VERBOSE BIO_printf(bio_err, "Temporary srpvfile created.\n"); - if (!rotate_index(dbfile, "new", "old")) goto err; - - VERBOSE BIO_printf(bio_err, "srpvfile updated.\n"); - } - - ret = (errors != 0); -err: - if (errors != 0) - VERBOSE BIO_printf(bio_err,"User errors %d.\n",errors); - - VERBOSE BIO_printf(bio_err,"SRP terminating with code %d.\n",ret); - if(tofree) - OPENSSL_free(tofree); - if (ret) ERR_print_errors(bio_err); - if (randfile) app_RAND_write_file(randfile, bio_err); - if (conf) NCONF_free(conf); - if (db) free_index(db); - - OBJ_cleanup(); - apps_shutdown(); - OPENSSL_EXIT(ret); - } - - - -#endif - |