diff options
Diffstat (limited to 'main/openssl/apps/verify.c')
| -rw-r--r-- | main/openssl/apps/verify.c | 350 | 
1 files changed, 350 insertions, 0 deletions
diff --git a/main/openssl/apps/verify.c b/main/openssl/apps/verify.c new file mode 100644 index 00000000..9163997e --- /dev/null +++ b/main/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 <stdio.h> +#include <stdlib.h> +#include <string.h> +#include "apps.h" +#include <openssl/bio.h> +#include <openssl/err.h> +#include <openssl/x509.h> +#include <openssl/x509v3.h> +#include <openssl/pem.h> + +#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<argc; i++) +			check(cert_ctx,argv[i], untrusted, trusted, crls, e); +	ret=0; +end: +	if (ret == 1) { +		BIO_printf(bio_err,"usage: verify [-verbose] [-CApath path] [-CAfile file] [-purpose purpose] [-crl_check]"); +#ifndef OPENSSL_NO_ENGINE +		BIO_printf(bio_err," [-engine e]"); +#endif +		BIO_printf(bio_err," cert1 cert2 ...\n"); +		BIO_printf(bio_err,"recognized usages:\n"); +		for(i = 0; i < X509_PURPOSE_get_count(); i++) { +			X509_PURPOSE *ptmp; +			ptmp = X509_PURPOSE_get0(i); +			BIO_printf(bio_err, "\t%-10s\t%s\n", X509_PURPOSE_get0_sname(ptmp), +								X509_PURPOSE_get0_name(ptmp)); +		} +	} +	if (vpm) X509_VERIFY_PARAM_free(vpm); +	if (cert_ctx != NULL) X509_STORE_free(cert_ctx); +	sk_X509_pop_free(untrusted, X509_free); +	sk_X509_pop_free(trusted, X509_free); +	sk_X509_CRL_pop_free(crls, X509_CRL_free); +	apps_shutdown(); +	OPENSSL_EXIT(ret); +	} + +static int check(X509_STORE *ctx, char *file, +		STACK_OF(X509) *uchain, STACK_OF(X509) *tchain, +		STACK_OF(X509_CRL) *crls, ENGINE *e) +	{ +	X509 *x=NULL; +	int i=0,ret=0; +	X509_STORE_CTX *csc; + +	x = load_cert(bio_err, file, FORMAT_PEM, NULL, e, "certificate file"); +	if (x == NULL) +		goto end; +	fprintf(stdout,"%s: ",(file == NULL)?"stdin":file); + +	csc = X509_STORE_CTX_new(); +	if (csc == NULL) +		{ +		ERR_print_errors(bio_err); +		goto end; +		} +	X509_STORE_set_flags(ctx, vflags); +	if(!X509_STORE_CTX_init(csc,ctx,x,uchain)) +		{ +		ERR_print_errors(bio_err); +		goto end; +		} +	if(tchain) X509_STORE_CTX_trusted_stack(csc, tchain); +	if (crls) +		X509_STORE_CTX_set0_crls(csc, crls); +	i=X509_verify_cert(csc); +	X509_STORE_CTX_free(csc); + +	ret=0; +end: +	if (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); +	}  | 
