ssl/tsrc/topenssl/src/crl2p7.c
changeset 0 e4d67989cc36
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ssl/tsrc/topenssl/src/crl2p7.c	Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,347 @@
+/* apps/crl2p7.c */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ * 
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to.  The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ * 
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ * 
+ * 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 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 acknowledgement:
+ *    "This product includes cryptographic software written by
+ *     Eric Young (eay@cryptsoft.com)"
+ *    The word 'cryptographic' can be left out if the rouines from the library
+ *    being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from 
+ *    the apps directory (application code) you must include an acknowledgement:
+ *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ * 
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS 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 AUTHOR OR 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.
+ * 
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed.  i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+/* This was written by Gordon Chaffee <chaffee@plateau.cs.berkeley.edu>
+ * and donated 'to the cause' along with lots and lots of other fixes to
+ * the library. */
+
+#include <stdio.h>
+#include <string.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "apps.h"
+#include <openssl/err.h>
+#include <openssl/evp.h>
+#include <openssl/x509.h>
+#include <openssl/pkcs7.h>
+#include <openssl/pem.h>
+#include <openssl/objects.h>
+
+static int add_certs_from_file(STACK_OF(X509) *stack, char *certfile);
+#undef PROG
+#define PROG	crl2pkcs7_main
+
+/* -inform arg	- input format - default PEM (DER or PEM)
+ * -outform arg - output format - default PEM
+ * -in arg	- input file - default stdin
+ * -out arg	- output file - default stdout
+ */
+
+
+int MAIN(int, char **);
+
+int MAIN(int argc, char **argv)
+	{
+	int i,badops=0;
+	BIO *in=NULL,*out=NULL;
+	int informat,outformat;
+	char *infile,*outfile,*prog,*certfile;
+	PKCS7 *p7 = NULL;
+	PKCS7_SIGNED *p7s = NULL;
+	X509_CRL *crl=NULL;
+	STACK *certflst=NULL;
+	STACK_OF(X509_CRL) *crl_stack=NULL;
+	STACK_OF(X509) *cert_stack=NULL;
+	int ret=1,nocrl=0;
+
+	apps_startup();
+
+	if (bio_err == NULL)
+		if ((bio_err=BIO_new(BIO_s_file())) != NULL)
+			BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
+
+	infile=NULL;
+	outfile=NULL;
+	informat=FORMAT_PEM;
+	outformat=FORMAT_PEM;
+
+	prog=argv[0];
+	argc--;
+	argv++;
+	while (argc >= 1)
+		{
+		if 	(strcmp(*argv,"-inform") == 0)
+			{
+			if (--argc < 1) goto bad;
+			informat=str2fmt(*(++argv));
+			}
+		else if (strcmp(*argv,"-outform") == 0)
+			{
+			if (--argc < 1) goto bad;
+			outformat=str2fmt(*(++argv));
+			}
+		else if (strcmp(*argv,"-in") == 0)
+			{
+			if (--argc < 1) goto bad;
+			infile= *(++argv);
+			}
+		else if (strcmp(*argv,"-nocrl") == 0)
+			{
+			nocrl=1;
+			}
+		else if (strcmp(*argv,"-out") == 0)
+			{
+			if (--argc < 1) goto bad;
+			outfile= *(++argv);
+			}
+		else if (strcmp(*argv,"-certfile") == 0)
+			{
+			if (--argc < 1) goto bad;
+			if(!certflst) certflst = sk_new_null();
+			sk_push(certflst,*(++argv));
+			}
+		else
+			{
+			BIO_printf(bio_err,"unknown option %s\n",*argv);
+			badops=1;
+			break;
+			}
+		argc--;
+		argv++;
+		}
+
+	if (badops)
+		{
+bad:
+		BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
+		BIO_printf(bio_err,"where options are\n");
+		BIO_printf(bio_err," -inform arg    input format - DER or PEM\n");
+		BIO_printf(bio_err," -outform arg   output format - DER or PEM\n");
+		BIO_printf(bio_err," -in arg        input file\n");
+		BIO_printf(bio_err," -out arg       output file\n");
+		BIO_printf(bio_err," -certfile arg  certificates file of chain to a trusted CA\n");
+		BIO_printf(bio_err,"                (can be used more than once)\n");
+		BIO_printf(bio_err," -nocrl         no crl to load, just certs from '-certfile'\n");
+		ret = 1;
+		goto end;
+		}
+
+	ERR_load_crypto_strings();
+
+	in=BIO_new(BIO_s_file());
+	out=BIO_new(BIO_s_file());
+	if ((in == NULL) || (out == NULL))
+		{
+		ERR_print_errors(bio_err);
+		goto end;
+		}
+
+	if (!nocrl)
+		{
+		if (infile == NULL)
+			BIO_set_fp(in,stdin,BIO_NOCLOSE);
+		
+		else
+			{
+			if (BIO_read_filename(in,infile) <= 0)
+				{
+				perror(infile);
+				goto end;
+				}
+			}
+
+		if 	(informat == FORMAT_ASN1)
+			crl=d2i_X509_CRL_bio(in,NULL);
+		else if (informat == FORMAT_PEM)
+			crl=PEM_read_bio_X509_CRL(in,NULL,NULL,NULL);
+		else	{
+			BIO_printf(bio_err,"bad input format specified for input crl\n");
+			goto end;
+			}
+		if (crl == NULL)
+			{
+			BIO_printf(bio_err,"unable to load CRL\n");
+			ERR_print_errors(bio_err);
+			goto end;
+			}
+		}
+	
+	if ((p7=PKCS7_new()) == NULL) goto end;
+	if ((p7s=PKCS7_SIGNED_new()) == NULL) goto end;
+	p7->type=OBJ_nid2obj(NID_pkcs7_signed);
+	p7->d.sign=p7s;
+	p7s->contents->type=OBJ_nid2obj(NID_pkcs7_data);
+
+	if (!ASN1_INTEGER_set(p7s->version,1)) goto end;
+	if ((crl_stack=sk_X509_CRL_new_null()) == NULL) goto end;
+	p7s->crl=crl_stack;
+	if (crl != NULL)
+		{
+		sk_X509_CRL_push(crl_stack,crl);
+		crl=NULL; /* now part of p7 for OPENSSL_freeing */
+		}
+
+	if ((cert_stack=sk_X509_new_null()) == NULL) goto end;
+	p7s->cert=cert_stack;
+
+	if(certflst) for(i = 0; i < sk_num(certflst); i++) {
+		certfile = sk_value(certflst, i);
+		if (add_certs_from_file(cert_stack,certfile) < 0)
+			{
+			BIO_printf(bio_err, "error loading certificates\n");
+			ERR_print_errors(bio_err);
+			goto end;
+			}
+	}
+
+	sk_free(certflst);
+
+	if (outfile == NULL)
+		{
+		BIO_set_fp(out,stdout,BIO_NOCLOSE);
+#ifdef OPENSSL_SYS_VMS
+		{
+		BIO *tmpbio = BIO_new(BIO_f_linebuffer());
+		out = BIO_push(tmpbio, out);
+		}
+#endif
+		}
+	else
+		{
+		if (BIO_write_filename(out,outfile) <= 0)
+			{
+			perror(outfile);
+			goto end;
+			}
+		}
+
+	if 	(outformat == FORMAT_ASN1)
+		i=i2d_PKCS7_bio(out,p7);
+	else if (outformat == FORMAT_PEM)
+		i=PEM_write_bio_PKCS7(out,p7);
+	else	{
+		BIO_printf(bio_err,"bad output format specified for outfile\n");
+		goto end;
+		}
+	if (!i)
+		{
+		BIO_printf(bio_err,"unable to write pkcs7 object\n");
+		ERR_print_errors(bio_err);
+		goto end;
+		}
+	ret=0;
+end:
+	if (in != NULL) BIO_free(in);
+	if (out != NULL) BIO_free_all(out);
+	if (p7 != NULL) PKCS7_free(p7);
+	if (crl != NULL) X509_CRL_free(crl);
+
+	apps_shutdown();
+	OPENSSL_EXIT(ret);
+	}
+
+/*
+ *----------------------------------------------------------------------
+ * int add_certs_from_file
+ *
+ *	Read a list of certificates to be checked from a file.
+ *
+ * Results:
+ *	number of certs added if successful, -1 if not.
+ *----------------------------------------------------------------------
+ */
+static int add_certs_from_file(STACK_OF(X509) *stack, char *certfile)
+	{
+	struct stat st;
+	BIO *in=NULL;
+	int count=0;
+	int ret= -1;
+	STACK_OF(X509_INFO) *sk=NULL;
+	X509_INFO *xi;
+
+	if ((stat(certfile,&st) != 0))
+		{
+		BIO_printf(bio_err,"unable to load the file, %s\n",certfile);
+		goto end;
+		}
+
+	in=BIO_new(BIO_s_file());
+	if ((in == NULL) || (BIO_read_filename(in,certfile) <= 0))
+		{
+		BIO_printf(bio_err,"error opening the file, %s\n",certfile);
+		goto end;
+		}
+
+	/* This loads from a file, a stack of x509/crl/pkey sets */
+	sk=PEM_X509_INFO_read_bio(in,NULL,NULL,NULL);
+	if (sk == NULL) {
+		BIO_printf(bio_err,"error reading the file, %s\n",certfile);
+		goto end;
+	}
+
+	/* scan over it and pull out the CRL's */
+	while (sk_X509_INFO_num(sk))
+		{
+		xi=sk_X509_INFO_shift(sk);
+		if (xi->x509 != NULL)
+			{
+			sk_X509_push(stack,xi->x509);
+			xi->x509=NULL;
+			count++;
+			}
+		X509_INFO_free(xi);
+		}
+
+	ret=count;
+end:
+ 	/* never need to OPENSSL_free x */
+	if (in != NULL) BIO_free(in);
+	if (sk != NULL) sk_X509_INFO_free(sk);
+	return(ret);
+	}
+