X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=apps%2Fcrl2p7.c;h=88fabcb22c3618031690789b75a926c99ab0fd3f;hp=7f853b65ab2b13bb2cba055bbce53503965970ef;hb=1fb6b0bf3e895c6b30f9c95a23284f93e4fa19b0;hpb=645749ef98612340b11c4bf2ba856e1fa469912b diff --git a/apps/crl2p7.c b/apps/crl2p7.c index 7f853b65ab..88fabcb22c 100644 --- a/apps/crl2p7.c +++ b/apps/crl2p7.c @@ -1,70 +1,17 @@ -/* apps/crl2p7.c */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. +/* + * Copyright 1995-2018 The OpenSSL Project Authors. 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.] + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html */ -/* This was written by Gordon Chaffee - * and donated 'to the cause' along with lots and lots of other fixes to - * the library. */ - #include #include #include -#include #include "apps.h" +#include "progs.h" #include #include #include @@ -73,271 +20,198 @@ #include 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] 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"); - EXIT(1); - } - - 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 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); - - EXIT(ret); - } - -/* +typedef enum OPTION_choice { + OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, + OPT_INFORM, OPT_OUTFORM, OPT_IN, OPT_OUT, OPT_NOCRL, OPT_CERTFILE +} OPTION_CHOICE; + +const OPTIONS crl2pkcs7_options[] = { + {"help", OPT_HELP, '-', "Display this summary"}, + {"inform", OPT_INFORM, 'F', "Input format - DER or PEM"}, + {"outform", OPT_OUTFORM, 'F', "Output format - DER or PEM"}, + {"in", OPT_IN, '<', "Input file"}, + {"out", OPT_OUT, '>', "Output file"}, + {"nocrl", OPT_NOCRL, '-', "No crl to load, just certs from '-certfile'"}, + {"certfile", OPT_CERTFILE, '<', + "File of chain of certs to a trusted CA; can be repeated"}, + {NULL} +}; + +int crl2pkcs7_main(int argc, char **argv) +{ + BIO *in = NULL, *out = NULL; + PKCS7 *p7 = NULL; + PKCS7_SIGNED *p7s = NULL; + STACK_OF(OPENSSL_STRING) *certflst = NULL; + STACK_OF(X509) *cert_stack = NULL; + STACK_OF(X509_CRL) *crl_stack = NULL; + X509_CRL *crl = NULL; + char *infile = NULL, *outfile = NULL, *prog, *certfile; + int i = 0, informat = FORMAT_PEM, outformat = FORMAT_PEM, ret = 1, nocrl = + 0; + OPTION_CHOICE o; + + prog = opt_init(argc, argv, crl2pkcs7_options); + while ((o = opt_next()) != OPT_EOF) { + switch (o) { + case OPT_EOF: + case OPT_ERR: + opthelp: + BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); + goto end; + case OPT_HELP: + opt_help(crl2pkcs7_options); + ret = 0; + goto end; + case OPT_INFORM: + if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &informat)) + goto opthelp; + break; + case OPT_OUTFORM: + if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &outformat)) + goto opthelp; + break; + case OPT_IN: + infile = opt_arg(); + break; + case OPT_OUT: + outfile = opt_arg(); + break; + case OPT_NOCRL: + nocrl = 1; + break; + case OPT_CERTFILE: + if ((certflst == NULL) + && (certflst = sk_OPENSSL_STRING_new_null()) == NULL) + goto end; + if (!sk_OPENSSL_STRING_push(certflst, opt_arg())) + goto end; + break; + } + } + argc = opt_num_rest(); + if (argc != 0) + goto opthelp; + + if (!nocrl) { + in = bio_open_default(infile, 'r', informat); + if (in == NULL) + 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); + 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 != NULL) + for (i = 0; i < sk_OPENSSL_STRING_num(certflst); i++) { + certfile = sk_OPENSSL_STRING_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; + } + } + + out = bio_open_default(outfile, 'w', outformat); + if (out == NULL) + goto end; + + if (outformat == FORMAT_ASN1) + i = i2d_PKCS7_bio(out, p7); + else if (outformat == FORMAT_PEM) + i = PEM_write_bio_PKCS7(out, p7); + if (!i) { + BIO_printf(bio_err, "unable to write pkcs7 object\n"); + ERR_print_errors(bio_err); + goto end; + } + ret = 0; + end: + sk_OPENSSL_STRING_free(certflst); + BIO_free(in); + BIO_free_all(out); + PKCS7_free(p7); + X509_CRL_free(crl); + + return ret; +} + +/*- *---------------------------------------------------------------------- * int add_certs_from_file * - * Read a list of certificates to be checked from a file. + * Read a list of certificates to be checked from a file. * * Results: - * number of certs added if successful, -1 if not. + * 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); - } - +{ + BIO *in = NULL; + int count = 0; + int ret = -1; + STACK_OF(X509_INFO) *sk = NULL; + X509_INFO *xi; + + in = BIO_new_file(certfile, "r"); + if (in == NULL) { + 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 */ + BIO_free(in); + sk_X509_INFO_free(sk); + return ret; +}