mirror of
https://github.com/oxen-io/session-android.git
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323 lines
8.1 KiB
C
323 lines
8.1 KiB
C
/* apps/sess_id.c */
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "apps.h"
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#include <openssl/bio.h>
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#include <openssl/err.h>
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#include <openssl/x509.h>
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#include <openssl/pem.h>
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#include <openssl/ssl.h>
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#undef PROG
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#define PROG sess_id_main
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static const char *sess_id_usage[]={
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"usage: sess_id args\n",
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"\n",
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" -inform arg - input format - default PEM (DER or PEM)\n",
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" -outform arg - output format - default PEM\n",
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" -in arg - input file - default stdin\n",
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" -out arg - output file - default stdout\n",
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" -text - print ssl session id details\n",
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" -cert - output certificate \n",
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" -noout - no CRL output\n",
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" -context arg - set the session ID context\n",
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NULL
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};
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static SSL_SESSION *load_sess_id(char *file, int format);
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int MAIN(int, char **);
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int MAIN(int argc, char **argv)
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{
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SSL_SESSION *x=NULL;
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X509 *peer = NULL;
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int ret=1,i,num,badops=0;
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BIO *out=NULL;
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int informat,outformat;
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char *infile=NULL,*outfile=NULL,*context=NULL;
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int cert=0,noout=0,text=0;
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const char **pp;
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apps_startup();
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if (bio_err == NULL)
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if ((bio_err=BIO_new(BIO_s_file())) != NULL)
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BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
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informat=FORMAT_PEM;
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outformat=FORMAT_PEM;
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argc--;
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argv++;
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num=0;
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while (argc >= 1)
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{
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if (strcmp(*argv,"-inform") == 0)
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{
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if (--argc < 1) goto bad;
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informat=str2fmt(*(++argv));
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}
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else if (strcmp(*argv,"-outform") == 0)
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{
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if (--argc < 1) goto bad;
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outformat=str2fmt(*(++argv));
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}
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else if (strcmp(*argv,"-in") == 0)
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{
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if (--argc < 1) goto bad;
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infile= *(++argv);
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}
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else if (strcmp(*argv,"-out") == 0)
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{
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if (--argc < 1) goto bad;
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outfile= *(++argv);
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}
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else if (strcmp(*argv,"-text") == 0)
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text= ++num;
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else if (strcmp(*argv,"-cert") == 0)
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cert= ++num;
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else if (strcmp(*argv,"-noout") == 0)
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noout= ++num;
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else if (strcmp(*argv,"-context") == 0)
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{
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if(--argc < 1) goto bad;
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context=*++argv;
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}
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else
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{
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BIO_printf(bio_err,"unknown option %s\n",*argv);
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badops=1;
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break;
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}
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argc--;
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argv++;
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}
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if (badops)
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{
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bad:
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for (pp=sess_id_usage; (*pp != NULL); pp++)
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BIO_printf(bio_err,"%s",*pp);
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goto end;
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}
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ERR_load_crypto_strings();
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x=load_sess_id(infile,informat);
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if (x == NULL) { goto end; }
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peer = SSL_SESSION_get0_peer(x);
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if(context)
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{
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size_t ctx_len = strlen(context);
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if(ctx_len > SSL_MAX_SID_CTX_LENGTH)
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{
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BIO_printf(bio_err,"Context too long\n");
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goto end;
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}
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SSL_SESSION_set1_id_context(x, (unsigned char *)context, ctx_len);
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}
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#ifdef undef
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/* just testing for memory leaks :-) */
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{
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SSL_SESSION *s;
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char buf[1024*10],*p;
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int i;
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s=SSL_SESSION_new();
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p= &buf;
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i=i2d_SSL_SESSION(x,&p);
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p= &buf;
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d2i_SSL_SESSION(&s,&p,(long)i);
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p= &buf;
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d2i_SSL_SESSION(&s,&p,(long)i);
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p= &buf;
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d2i_SSL_SESSION(&s,&p,(long)i);
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SSL_SESSION_free(s);
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}
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#endif
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if (!noout || text)
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{
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out=BIO_new(BIO_s_file());
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if (out == NULL)
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{
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ERR_print_errors(bio_err);
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goto end;
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}
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if (outfile == NULL)
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{
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BIO_set_fp(out,stdout,BIO_NOCLOSE);
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#ifdef OPENSSL_SYS_VMS
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{
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BIO *tmpbio = BIO_new(BIO_f_linebuffer());
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out = BIO_push(tmpbio, out);
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}
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#endif
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}
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else
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{
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if (BIO_write_filename(out,outfile) <= 0)
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{
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perror(outfile);
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goto end;
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}
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}
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}
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if (text)
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{
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SSL_SESSION_print(out,x);
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if (cert)
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{
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if (peer == NULL)
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BIO_puts(out,"No certificate present\n");
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else
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X509_print(out,peer);
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}
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}
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if (!noout && !cert)
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{
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if (outformat == FORMAT_ASN1)
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i=i2d_SSL_SESSION_bio(out,x);
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else if (outformat == FORMAT_PEM)
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i=PEM_write_bio_SSL_SESSION(out,x);
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else {
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BIO_printf(bio_err,"bad output format specified for outfile\n");
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goto end;
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}
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if (!i) {
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BIO_printf(bio_err,"unable to write SSL_SESSION\n");
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goto end;
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}
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}
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else if (!noout && (peer != NULL)) /* just print the certificate */
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{
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if (outformat == FORMAT_ASN1)
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i=(int)i2d_X509_bio(out,peer);
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else if (outformat == FORMAT_PEM)
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i=PEM_write_bio_X509(out,peer);
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else {
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BIO_printf(bio_err,"bad output format specified for outfile\n");
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goto end;
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}
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if (!i) {
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BIO_printf(bio_err,"unable to write X509\n");
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goto end;
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}
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}
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ret=0;
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end:
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if (out != NULL) BIO_free_all(out);
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if (x != NULL) SSL_SESSION_free(x);
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apps_shutdown();
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OPENSSL_EXIT(ret);
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}
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static SSL_SESSION *load_sess_id(char *infile, int format)
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{
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SSL_SESSION *x=NULL;
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BIO *in=NULL;
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in=BIO_new(BIO_s_file());
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if (in == NULL)
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{
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ERR_print_errors(bio_err);
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goto end;
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}
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if (infile == NULL)
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BIO_set_fp(in,stdin,BIO_NOCLOSE);
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else
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{
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if (BIO_read_filename(in,infile) <= 0)
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{
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perror(infile);
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goto end;
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}
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}
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if (format == FORMAT_ASN1)
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x=d2i_SSL_SESSION_bio(in,NULL);
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else if (format == FORMAT_PEM)
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x=PEM_read_bio_SSL_SESSION(in,NULL,NULL,NULL);
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else {
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BIO_printf(bio_err,"bad input format specified for input crl\n");
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goto end;
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}
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if (x == NULL)
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{
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BIO_printf(bio_err,"unable to load SSL_SESSION\n");
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ERR_print_errors(bio_err);
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goto end;
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}
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end:
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if (in != NULL) BIO_free(in);
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return(x);
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}
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