From 3e4d8f433239c40311037616b1b8833a06651ae0 Mon Sep 17 00:00:00 2001 From: Arne Schwabe Date: Mon, 16 Apr 2012 19:21:14 +0200 Subject: Initial import --- openssl/apps/verify.c | 350 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 350 insertions(+) create mode 100644 openssl/apps/verify.c (limited to 'openssl/apps/verify.c') diff --git a/openssl/apps/verify.c b/openssl/apps/verify.c new file mode 100644 index 00000000..9163997e --- /dev/null +++ b/openssl/apps/verify.c @@ -0,0 +1,350 @@ +/* apps/verify.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.] + */ + +#include +#include +#include +#include "apps.h" +#include +#include +#include +#include +#include + +#undef PROG +#define PROG verify_main + +static int MS_CALLBACK cb(int ok, X509_STORE_CTX *ctx); +static int check(X509_STORE *ctx, char *file, + STACK_OF(X509) *uchain, STACK_OF(X509) *tchain, + STACK_OF(X509_CRL) *crls, ENGINE *e); +static int v_verbose=0, vflags = 0; + +int MAIN(int, char **); + +int MAIN(int argc, char **argv) + { + ENGINE *e = NULL; + int i,ret=1, badarg = 0; + char *CApath=NULL,*CAfile=NULL; + char *untfile = NULL, *trustfile = NULL, *crlfile = NULL; + STACK_OF(X509) *untrusted = NULL, *trusted = NULL; + STACK_OF(X509_CRL) *crls = NULL; + X509_STORE *cert_ctx=NULL; + X509_LOOKUP *lookup=NULL; + X509_VERIFY_PARAM *vpm = NULL; +#ifndef OPENSSL_NO_ENGINE + char *engine=NULL; +#endif + + cert_ctx=X509_STORE_new(); + if (cert_ctx == NULL) goto end; + X509_STORE_set_verify_cb(cert_ctx,cb); + + ERR_load_crypto_strings(); + + 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); + + if (!load_config(bio_err, NULL)) + goto end; + + argc--; + argv++; + for (;;) + { + if (argc >= 1) + { + if (strcmp(*argv,"-CApath") == 0) + { + if (argc-- < 1) goto end; + CApath= *(++argv); + } + else if (strcmp(*argv,"-CAfile") == 0) + { + if (argc-- < 1) goto end; + CAfile= *(++argv); + } + else if (args_verify(&argv, &argc, &badarg, bio_err, + &vpm)) + { + if (badarg) + goto end; + continue; + } + else if (strcmp(*argv,"-untrusted") == 0) + { + if (argc-- < 1) goto end; + untfile= *(++argv); + } + else if (strcmp(*argv,"-trusted") == 0) + { + if (argc-- < 1) goto end; + trustfile= *(++argv); + } + else if (strcmp(*argv,"-CRLfile") == 0) + { + if (argc-- < 1) goto end; + crlfile= *(++argv); + } +#ifndef OPENSSL_NO_ENGINE + else if (strcmp(*argv,"-engine") == 0) + { + if (--argc < 1) goto end; + engine= *(++argv); + } +#endif + else if (strcmp(*argv,"-help") == 0) + goto end; + else if (strcmp(*argv,"-verbose") == 0) + v_verbose=1; + else if (argv[0][0] == '-') + goto end; + else + break; + argc--; + argv++; + } + else + break; + } + +#ifndef OPENSSL_NO_ENGINE + e = setup_engine(bio_err, engine, 0); +#endif + + if (vpm) + X509_STORE_set1_param(cert_ctx, vpm); + + lookup=X509_STORE_add_lookup(cert_ctx,X509_LOOKUP_file()); + if (lookup == NULL) abort(); + if (CAfile) { + i=X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM); + if(!i) { + BIO_printf(bio_err, "Error loading file %s\n", CAfile); + ERR_print_errors(bio_err); + goto end; + } + } else X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT); + + lookup=X509_STORE_add_lookup(cert_ctx,X509_LOOKUP_hash_dir()); + if (lookup == NULL) abort(); + if (CApath) { + i=X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM); + if(!i) { + BIO_printf(bio_err, "Error loading directory %s\n", CApath); + ERR_print_errors(bio_err); + goto end; + } + } else X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT); + + ERR_clear_error(); + + if(untfile) + { + untrusted = load_certs(bio_err, untfile, FORMAT_PEM, + NULL, e, "untrusted certificates"); + if(!untrusted) + goto end; + } + + if(trustfile) + { + trusted = load_certs(bio_err, trustfile, FORMAT_PEM, + NULL, e, "trusted certificates"); + if(!trusted) + goto end; + } + + if(crlfile) + { + crls = load_crls(bio_err, crlfile, FORMAT_PEM, + NULL, e, "other CRLs"); + if(!crls) + goto end; + } + + if (argc < 1) check(cert_ctx, NULL, untrusted, trusted, crls, e); + else + for (i=0; i 0) + { + fprintf(stdout,"OK\n"); + ret=1; + } + else + ERR_print_errors(bio_err); + if (x != NULL) X509_free(x); + + return(ret); + } + +static int MS_CALLBACK cb(int ok, X509_STORE_CTX *ctx) + { + int cert_error = X509_STORE_CTX_get_error(ctx); + X509 *current_cert = X509_STORE_CTX_get_current_cert(ctx); + + if (!ok) + { + if (current_cert) + { + X509_NAME_print_ex_fp(stdout, + X509_get_subject_name(current_cert), + 0, XN_FLAG_ONELINE); + printf("\n"); + } + printf("%serror %d at %d depth lookup:%s\n", + X509_STORE_CTX_get0_parent_ctx(ctx) ? "[CRL path]" : "", + cert_error, + X509_STORE_CTX_get_error_depth(ctx), + X509_verify_cert_error_string(cert_error)); + switch(cert_error) + { + case X509_V_ERR_NO_EXPLICIT_POLICY: + policies_print(NULL, ctx); + case X509_V_ERR_CERT_HAS_EXPIRED: + + /* since we are just checking the certificates, it is + * ok if they are self signed. But we should still warn + * the user. + */ + + case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT: + /* Continue after extension errors too */ + case X509_V_ERR_INVALID_CA: + case X509_V_ERR_INVALID_NON_CA: + case X509_V_ERR_PATH_LENGTH_EXCEEDED: + case X509_V_ERR_INVALID_PURPOSE: + case X509_V_ERR_CRL_HAS_EXPIRED: + case X509_V_ERR_CRL_NOT_YET_VALID: + case X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION: + ok = 1; + + } + + return ok; + + } + if (cert_error == X509_V_OK && ok == 2) + policies_print(NULL, ctx); + if (!v_verbose) + ERR_clear_error(); + return(ok); + } -- cgit v1.2.3