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Diffstat (limited to 'apps/crl2p7.c')
| -rw-r--r-- | apps/crl2p7.c | 345 |
1 files changed, 345 insertions, 0 deletions
diff --git a/apps/crl2p7.c b/apps/crl2p7.c new file mode 100644 index 000000000000..b2f2d121d56c --- /dev/null +++ b/apps/crl2p7.c @@ -0,0 +1,345 @@ +/* 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); + } + |