X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=apps%2Fverify.c;h=e771be22d2d9d64ef65d32e6b1f2f64a5e03dab4;hp=8f897cf48563ff74fc4874d1db3266d55001ef08;hb=61986d32f37cbaeaed08bd955ff27d35b72ea29a;hpb=71fa451343f97b3624374ed1359adc23fba5696e

diff --git a/apps/verify.c b/apps/verify.c
index 8f897cf485..e771be22d2 100644
--- a/apps/verify.c
+++ b/apps/verify.c
@@ -5,21 +5,21 @@
  * 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:
@@ -34,10 +34,10 @@
  *     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 
+ * 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
@@ -49,7 +49,7 @@
  * 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
@@ -67,297 +67,314 @@
 #include <openssl/pem.h>
 
 #undef PROG
-#define PROG	verify_main
+#define PROG    verify_main
 
-static int MS_CALLBACK cb(int ok, X509_STORE_CTX *ctx);
+static int 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;
+                 STACK_OF(X509) *uchain, STACK_OF(X509) *tchain,
+                 STACK_OF(X509_CRL) *crls, ENGINE *e, int show_chain);
+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;
+{
+    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;
+    int crl_download = 0, show_chain = 0;
 #ifndef OPENSSL_NO_ENGINE
-	char *engine=NULL;
+    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);
-				}
+    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);
+            } else if (strcmp(*argv, "-crl_download") == 0)
+                crl_download = 1;
+            else if (strcmp(*argv, "-show_chain") == 0)
+                show_chain = 1;
 #ifndef OPENSSL_NO_ENGINE
-			else if (strcmp(*argv,"-engine") == 0)
-				{
-				if (--argc < 1) goto end;
-				engine= *(++argv);
-				}
+            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;
-		}
+            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);
+    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]");
+    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 (crl_download)
+        store_setup_crl_download(cert_ctx);
+
+    ret = 0;
+    if (argc < 1) {
+        if (1 !=
+            check(cert_ctx, NULL, untrusted, trusted, crls, e, show_chain))
+            ret = -1;
+    } else {
+        for (i = 0; i < argc; i++)
+            if (1 !=
+                check(cert_ctx, argv[i], untrusted, trusted, crls, e,
+                      show_chain))
+                ret = -1;
+    }
+
+ end:
+    if (ret == 1) {
+        BIO_printf(bio_err,
+                   "usage: verify [-verbose] [-CApath path] [-CAfile file] [-trusted_first] [-purpose purpose] [-crl_check] [-no_alt_chains]");
 #ifndef OPENSSL_NO_ENGINE
-		BIO_printf(bio_err," [-engine e]");
+        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));
-			}
-
-		BIO_printf(bio_err,"recognized verify names:\n");
-		for(i = 0; i < X509_VERIFY_PARAM_get_count(); i++)
-			{
-			const X509_VERIFY_PARAM *vptmp;
-			vptmp = X509_VERIFY_PARAM_get0(i);
-			BIO_printf(bio_err, "\t%-10s\n",
-					X509_VERIFY_PARAM_get0_name(vptmp));
-			}
-
-	}
-	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);
-	}
+        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));
+        }
+
+        BIO_printf(bio_err, "recognized verify names:\n");
+        for (i = 0; i < X509_VERIFY_PARAM_get_count(); i++) {
+            const X509_VERIFY_PARAM *vptmp;
+            vptmp = X509_VERIFY_PARAM_get0(i);
+            BIO_printf(bio_err, "\t%-10s\n",
+                       X509_VERIFY_PARAM_get0_name(vptmp));
+        }
+
+    }
+    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 < 0 ? 2 : 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);
-	}
+                 STACK_OF(X509) *uchain, STACK_OF(X509) *tchain,
+                 STACK_OF(X509_CRL) *crls, ENGINE *e, int show_chain)
+{
+    X509 *x = NULL;
+    int i = 0, ret = 0;
+    X509_STORE_CTX *csc;
+    STACK_OF(X509) *chain = NULL;
+
+    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);
+    if (i > 0 && show_chain)
+        chain = X509_STORE_CTX_get1_chain(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 (chain) {
+        printf("Chain:\n");
+        for (i = 0; i < sk_X509_num(chain); i++) {
+            X509 *cert = sk_X509_value(chain, i);
+            printf("depth=%d: ", i);
+            X509_NAME_print_ex_fp(stdout,
+                                  X509_get_subject_name(cert),
+                                  0, XN_FLAG_ONELINE);
+            printf("\n");
+        }
+        sk_X509_pop_free(chain, X509_free);
+    }
+    if (x != NULL)
+        X509_free(x);
+
+    return (ret);
+}
+
+static int 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);
+}