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pki.c

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00001 /* ==================================================================== 
00002  * The Kannel Software License, Version 1.0 
00003  * 
00004  * Copyright (c) 2001-2008 Kannel Group  
00005  * Copyright (c) 1998-2001 WapIT Ltd.   
00006  * All rights reserved. 
00007  * 
00008  * Redistribution and use in source and binary forms, with or without 
00009  * modification, are permitted provided that the following conditions 
00010  * are met: 
00011  * 
00012  * 1. Redistributions of source code must retain the above copyright 
00013  *    notice, this list of conditions and the following disclaimer. 
00014  * 
00015  * 2. Redistributions in binary form must reproduce the above copyright 
00016  *    notice, this list of conditions and the following disclaimer in 
00017  *    the documentation and/or other materials provided with the 
00018  *    distribution. 
00019  * 
00020  * 3. The end-user documentation included with the redistribution, 
00021  *    if any, must include the following acknowledgment: 
00022  *       "This product includes software developed by the 
00023  *        Kannel Group (http://www.kannel.org/)." 
00024  *    Alternately, this acknowledgment may appear in the software itself, 
00025  *    if and wherever such third-party acknowledgments normally appear. 
00026  * 
00027  * 4. The names "Kannel" and "Kannel Group" must not be used to 
00028  *    endorse or promote products derived from this software without 
00029  *    prior written permission. For written permission, please  
00030  *    contact org@kannel.org. 
00031  * 
00032  * 5. Products derived from this software may not be called "Kannel", 
00033  *    nor may "Kannel" appear in their name, without prior written 
00034  *    permission of the Kannel Group. 
00035  * 
00036  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 
00037  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 
00038  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
00039  * DISCLAIMED.  IN NO EVENT SHALL THE KANNEL GROUP OR ITS CONTRIBUTORS 
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00041  * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT  
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00045  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,  
00046  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
00047  * ==================================================================== 
00048  * 
00049  * This software consists of voluntary contributions made by many 
00050  * individuals on behalf of the Kannel Group.  For more information on  
00051  * the Kannel Group, please see <http://www.kannel.org/>. 
00052  * 
00053  * Portions of this software are based upon software originally written at  
00054  * WapIT Ltd., Helsinki, Finland for the Kannel project.  
00055  */ 
00056 
00057 /*
00058  * pki.c: PKI and certificate handling routines
00059  *
00060  */
00061 
00062 #include <stdio.h>
00063 
00064 #include "gwlib/gwlib.h"
00065  
00066 #if (HAVE_WTLS_OPENSSL)
00067  
00068 #include <openssl/rsa.h>
00069 #include <openssl/evp.h>
00070 #include <openssl/objects.h>
00071 #include <openssl/x509.h>
00072 #include <openssl/err.h>
00073 #include <openssl/pem.h>
00074 #include <openssl/ssl.h>
00075 
00076 #include "pki.h"
00077 
00078 void pki_init(void)
00079 {
00080         OpenSSL_add_all_algorithms();
00081         ERR_load_crypto_strings();
00082 }
00083 
00084 void pki_shutdown(void)
00085 {
00086         EVP_cleanup();
00087 }
00088 
00089 
00090 void get_cert_from_file(Octstr *s, X509 **x509)
00091 {
00092         char *filename;
00093         
00094         /* Check errors!!!! */
00095         FILE* fp;
00096         Octstr* foo;
00097         
00098         /* Open the file specified by "s" */
00099         filename = octstr_get_cstr(s);
00100         fp = fopen(filename,"r");
00101         if (fp == NULL) warning(0,"Can't read certificate %s", filename);
00102 
00103         /* Load up that there certificate */
00104         *x509 = PEM_read_X509(fp,NULL,NULL,NULL);
00105 
00106         /* Close the file specified by "s" */        
00107         fclose(fp);
00108 
00109         if (x509 == NULL) {
00110                 ERR_print_errors_fp (stderr);
00111         }
00112 }
00113 
00114 void get_privkey_from_file(Octstr* s, RSA** priv_key, Octstr* passwd)
00115 {
00116         char *password;
00117         char *filename;
00118         
00119         /* Check errors!!!! */
00120         FILE* fp;
00121         Octstr* foo;
00122 
00123         filename = octstr_get_cstr(s);
00124         password = passwd != NULL ? octstr_get_cstr(passwd) : NULL;
00125         
00126         /* Open the file specified by "s" */
00127         fp = fopen(filename,"r");
00128         if (fp == NULL) warning(0,"Can't read private key %s", filename);
00129         
00130         /* Load up that there certificate */
00131         *priv_key = PEM_read_RSAPrivateKey(fp,NULL,NULL,password);
00132 
00133         /* Close the file specified by "s" */        
00134         fclose(fp);
00135         
00136         if (priv_key == NULL) { 
00137                 ERR_print_errors_fp (stderr);
00138         }
00139 }
00140 
00141 void dump_cert(X509* x509)
00142 {
00143         
00144 }
00145 
00146 
00147 void dump_privkey(RSA* priv_key)
00148 {
00149 }
00150 
00151 #endif
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