X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=apps%2Fapps.c;h=9bbf476245c8f783ebbfe723e82f4456a252f57d;hp=68331084abc50385afd23c389c0b2c2f853b5e1f;hb=2c7bc88d785b40bd12a5080fc3d2ef9445460079;hpb=36217a942488852b616974e168a6ff0fecfb02fa

diff --git a/apps/apps.c b/apps/apps.c
index 68331084ab..9bbf476245 100644
--- a/apps/apps.c
+++ b/apps/apps.c
@@ -64,11 +64,35 @@
 #define NON_MAIN
 #include "apps.h"
 #undef NON_MAIN
+#include <openssl/err.h>
+#include <openssl/x509.h>
+#include <openssl/x509v3.h>
+#include <openssl/pem.h>
+#include <openssl/pkcs12.h>
+#include <openssl/ui.h>
+#include <openssl/safestack.h>
 
-#ifdef WINDOWS
+#ifdef OPENSSL_SYS_WINDOWS
+#define strcasecmp _stricmp
+#else
+#include <strings.h>
+#endif
+
+#ifdef OPENSSL_SYS_WINDOWS
 #  include "bss_file.c"
 #endif
 
+typedef struct {
+	char *name;
+	unsigned long flag;
+	unsigned long mask;
+} NAME_EX_TBL;
+
+static UI_METHOD *ui_method = NULL;
+
+static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
+static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
+
 int app_init(long mesgwin);
 #ifdef undef /* never finished - probably never will be :-) */
 int args_from_file(char *file, int *argc, char **argv[])
@@ -91,8 +115,8 @@ int args_from_file(char *file, int *argc, char **argv[])
 	*argv=NULL;
 
 	len=(unsigned int)stbuf.st_size;
-	if (buf != NULL) Free(buf);
-	buf=(char *)Malloc(len+1);
+	if (buf != NULL) OPENSSL_free(buf);
+	buf=(char *)OPENSSL_malloc(len+1);
 	if (buf == NULL) return(0);
 
 	len=fread(buf,1,len,fp);
@@ -102,8 +126,8 @@ int args_from_file(char *file, int *argc, char **argv[])
 	i=0;
 	for (p=buf; *p; p++)
 		if (*p == '\n') i++;
-	if (arg != NULL) Free(arg);
-	arg=(char **)Malloc(sizeof(char *)*(i*2));
+	if (arg != NULL) OPENSSL_free(arg);
+	arg=(char **)OPENSSL_malloc(sizeof(char *)*(i*2));
 
 	*argv=arg;
 	num=0;
@@ -159,11 +183,19 @@ int str2fmt(char *s)
 		return(FORMAT_PEM);
 	else if ((*s == 'N') || (*s == 'n'))
 		return(FORMAT_NETSCAPE);
+	else if ((*s == 'S') || (*s == 's'))
+		return(FORMAT_SMIME);
+	else if ((*s == '1')
+		|| (strcmp(s,"PKCS12") == 0) || (strcmp(s,"pkcs12") == 0)
+		|| (strcmp(s,"P12") == 0) || (strcmp(s,"p12") == 0))
+		return(FORMAT_PKCS12);
+	else if ((*s == 'E') || (*s == 'e'))
+		return(FORMAT_ENGINE);
 	else
 		return(FORMAT_UNDEF);
 	}
 
-#if defined(MSDOS) || defined(WIN32) || defined(WIN16)
+#if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16)
 void program_name(char *in, char *out, int size)
 	{
 	int i,n;
@@ -201,7 +233,7 @@ void program_name(char *in, char *out, int size)
 	out[n]='\0';
 	}
 #else
-#ifdef VMS
+#ifdef OPENSSL_SYS_VMS
 void program_name(char *in, char *out, int size)
 	{
 	char *p=in, *q;
@@ -237,10 +269,10 @@ void program_name(char *in, char *out, int size)
 #endif
 #endif
 
-#ifdef WIN32
+#ifdef OPENSSL_SYS_WIN32
 int WIN32_rename(char *from, char *to)
 	{
-#ifdef WINNT
+#ifdef OPENSSL_SYS_WINNT
 	int ret;
 /* Note: MoveFileEx() doesn't work under Win95, Win98 */
 
@@ -266,7 +298,7 @@ int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
 	if (arg->count == 0)
 		{
 		arg->count=20;
-		arg->data=(char **)Malloc(sizeof(char *)*arg->count);
+		arg->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count);
 		}
 	for (i=0; i<arg->count; i++)
 		arg->data[i]=NULL;
@@ -285,7 +317,7 @@ int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
 		if (num >= arg->count)
 			{
 			arg->count+=20;
-			arg->data=(char **)Realloc(arg->data,
+			arg->data=(char **)OPENSSL_realloc(arg->data,
 				sizeof(char *)*arg->count);
 			if (argc == 0) return(0);
 			}
@@ -325,6 +357,7 @@ int app_init(long mesgwin)
 	}
 #endif
 
+
 int dump_cert_text (BIO *out, X509 *x)
 {
 	char buf[256];
@@ -338,3 +371,807 @@ int dump_cert_text (BIO *out, X509 *x)
 	BIO_puts(out,"\n");
         return 0;
 }
+
+static int ui_open(UI *ui)
+	{
+	return UI_method_get_opener(UI_OpenSSL())(ui);
+	}
+static int ui_read(UI *ui, UI_STRING *uis)
+	{
+	if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
+		&& UI_get0_user_data(ui))
+		{
+		switch(UI_get_string_type(uis))
+			{
+		case UIT_PROMPT:
+		case UIT_VERIFY:
+			{
+			const char *password =
+				((PW_CB_DATA *)UI_get0_user_data(ui))->password;
+			if (password[0] != '\0')
+				{
+				UI_set_result(uis, password);
+				return 1;
+				}
+			}
+		default:
+			break;
+			}
+		}
+	return UI_method_get_reader(UI_OpenSSL())(ui, uis);
+	}
+static int ui_write(UI *ui, UI_STRING *uis)
+	{
+	if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
+		&& UI_get0_user_data(ui))
+		{
+		switch(UI_get_string_type(uis))
+			{
+		case UIT_PROMPT:
+		case UIT_VERIFY:
+			{
+			const char *password =
+				((PW_CB_DATA *)UI_get0_user_data(ui))->password;
+			if (password[0] != '\0')
+				return 1;
+			}
+		default:
+			break;
+			}
+		}
+	return UI_method_get_writer(UI_OpenSSL())(ui, uis);
+	}
+static int ui_close(UI *ui)
+	{
+	return UI_method_get_closer(UI_OpenSSL())(ui);
+	}
+int setup_ui_method()
+	{
+	ui_method = UI_create_method("OpenSSL application user interface");
+	UI_method_set_opener(ui_method, ui_open);
+	UI_method_set_reader(ui_method, ui_read);
+	UI_method_set_writer(ui_method, ui_write);
+	UI_method_set_closer(ui_method, ui_close);
+	return 0;
+	}
+void destroy_ui_method()
+	{
+	if(ui_method)
+		{
+		UI_destroy_method(ui_method);
+		ui_method = NULL;
+		}
+	}
+int password_callback(char *buf, int bufsiz, int verify,
+	PW_CB_DATA *cb_tmp)
+	{
+	UI *ui = NULL;
+	int res = 0;
+	const char *prompt_info = NULL;
+	const char *password = NULL;
+	PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp;
+
+	if (cb_data)
+		{
+		if (cb_data->password)
+			password = cb_data->password;
+		if (cb_data->prompt_info)
+			prompt_info = cb_data->prompt_info;
+		}
+
+	ui = UI_new_method(ui_method);
+	if (ui)
+		{
+		char errstring[80];
+		int errstring_added = 0;
+		int ok = 0;
+		char *buff = NULL;
+		int ui_flags = 0;
+		char *prompt = NULL;
+
+		prompt = UI_construct_prompt(ui, "pass phrase",
+			cb_data->prompt_info);
+
+		ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD;
+
+		if (ok >= 0)
+			ok = UI_add_input_string(ui,prompt,ui_flags,buf,0,BUFSIZ-1);
+		if (ok >= 0 && verify)
+			{
+			buff = (char *)OPENSSL_malloc(bufsiz);
+			ok = UI_add_verify_string(ui,prompt,ui_flags,buff,0,BUFSIZ-1,
+				buf);
+			}
+		if (ok >= 0)
+			for(;;)
+				{
+				res = 0;
+				ok=UI_process(ui);
+				if (ok < 0)
+					break;
+				res=strlen(buf);
+				if (res < PW_MIN_LENGTH)
+					{
+					if (errstring_added == 0)
+						{
+						BIO_snprintf(errstring,
+							sizeof(errstring),
+"phrase is too short, needs to be at least %d chars\n", PW_MIN_LENGTH);
+						UI_add_error_string(ui,
+							errstring);
+						}
+					errstring_added = 1;
+					}
+				else
+					break;
+				}
+		if (buff)
+			{
+			memset(buf,0,(unsigned int)bufsiz);
+			OPENSSL_free(buff);
+			}
+
+		if (ok == -1)
+			{
+			BIO_printf(bio_err, "User interface error\n");
+			ERR_print_errors(bio_err);
+			memset(buf,0,(unsigned int)bufsiz);
+			res = 0;
+			}
+		if (ok == -2)
+			{
+			BIO_printf(bio_err,"aborted!\n");
+			memset(buf,0,(unsigned int)bufsiz);
+			res = 0;
+			}
+		UI_free(ui);
+		}
+	return res;
+	}
+
+static char *app_get_pass(BIO *err, char *arg, int keepbio);
+
+int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2)
+{
+	int same;
+	if(!arg2 || !arg1 || strcmp(arg1, arg2)) same = 0;
+	else same = 1;
+	if(arg1) {
+		*pass1 = app_get_pass(err, arg1, same);
+		if(!*pass1) return 0;
+	} else if(pass1) *pass1 = NULL;
+	if(arg2) {
+		*pass2 = app_get_pass(err, arg2, same ? 2 : 0);
+		if(!*pass2) return 0;
+	} else if(pass2) *pass2 = NULL;
+	return 1;
+}
+
+static char *app_get_pass(BIO *err, char *arg, int keepbio)
+{
+	char *tmp, tpass[APP_PASS_LEN];
+	static BIO *pwdbio = NULL;
+	int i;
+	if(!strncmp(arg, "pass:", 5)) return BUF_strdup(arg + 5);
+	if(!strncmp(arg, "env:", 4)) {
+		tmp = getenv(arg + 4);
+		if(!tmp) {
+			BIO_printf(err, "Can't read environment variable %s\n", arg + 4);
+			return NULL;
+		}
+		return BUF_strdup(tmp);
+	}
+	if(!keepbio || !pwdbio) {
+		if(!strncmp(arg, "file:", 5)) {
+			pwdbio = BIO_new_file(arg + 5, "r");
+			if(!pwdbio) {
+				BIO_printf(err, "Can't open file %s\n", arg + 5);
+				return NULL;
+			}
+		} else if(!strncmp(arg, "fd:", 3)) {
+			BIO *btmp;
+			i = atoi(arg + 3);
+			if(i >= 0) pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
+			if((i < 0) || !pwdbio) {
+				BIO_printf(err, "Can't access file descriptor %s\n", arg + 3);
+				return NULL;
+			}
+			/* Can't do BIO_gets on an fd BIO so add a buffering BIO */
+			btmp = BIO_new(BIO_f_buffer());
+			pwdbio = BIO_push(btmp, pwdbio);
+		} else if(!strcmp(arg, "stdin")) {
+			pwdbio = BIO_new_fp(stdin, BIO_NOCLOSE);
+			if(!pwdbio) {
+				BIO_printf(err, "Can't open BIO for stdin\n");
+				return NULL;
+			}
+		} else {
+			BIO_printf(err, "Invalid password argument \"%s\"\n", arg);
+			return NULL;
+		}
+	}
+	i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
+	if(keepbio != 1) {
+		BIO_free_all(pwdbio);
+		pwdbio = NULL;
+	}
+	if(i <= 0) {
+		BIO_printf(err, "Error reading password from BIO\n");
+		return NULL;
+	}
+	tmp = strchr(tpass, '\n');
+	if(tmp) *tmp = 0;
+	return BUF_strdup(tpass);
+}
+
+int add_oid_section(BIO *err, LHASH *conf)
+{	
+	char *p;
+	STACK_OF(CONF_VALUE) *sktmp;
+	CONF_VALUE *cnf;
+	int i;
+	if(!(p=CONF_get_string(conf,NULL,"oid_section")))
+		{
+		ERR_clear_error();
+		return 1;
+		}
+	if(!(sktmp = CONF_get_section(conf, p))) {
+		BIO_printf(err, "problem loading oid section %s\n", p);
+		return 0;
+	}
+	for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
+		cnf = sk_CONF_VALUE_value(sktmp, i);
+		if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
+			BIO_printf(err, "problem creating object %s=%s\n",
+							 cnf->name, cnf->value);
+			return 0;
+		}
+	}
+	return 1;
+}
+
+X509 *load_cert(BIO *err, const char *file, int format,
+	const char *pass, ENGINE *e, const char *cert_descrip)
+	{
+	ASN1_HEADER *ah=NULL;
+	BUF_MEM *buf=NULL;
+	X509 *x=NULL;
+	BIO *cert;
+
+	if ((cert=BIO_new(BIO_s_file())) == NULL)
+		{
+		ERR_print_errors(err);
+		goto end;
+		}
+
+	if (file == NULL)
+		{
+		setvbuf(stdin, NULL, _IONBF, 0);
+		BIO_set_fp(cert,stdin,BIO_NOCLOSE);
+		}
+	else
+		{
+		if (BIO_read_filename(cert,file) <= 0)
+			{
+			BIO_printf(err, "Error opening %s %s\n",
+				cert_descrip, file);
+			ERR_print_errors(err);
+			goto end;
+			}
+		}
+
+	if 	(format == FORMAT_ASN1)
+		x=d2i_X509_bio(cert,NULL);
+	else if (format == FORMAT_NETSCAPE)
+		{
+		unsigned char *p,*op;
+		int size=0,i;
+
+		/* We sort of have to do it this way because it is sort of nice
+		 * to read the header first and check it, then
+		 * try to read the certificate */
+		buf=BUF_MEM_new();
+		for (;;)
+			{
+			if ((buf == NULL) || (!BUF_MEM_grow(buf,size+1024*10)))
+				goto end;
+			i=BIO_read(cert,&(buf->data[size]),1024*10);
+			size+=i;
+			if (i == 0) break;
+			if (i < 0)
+				{
+				perror("reading certificate");
+				goto end;
+				}
+			}
+		p=(unsigned char *)buf->data;
+		op=p;
+
+		/* First load the header */
+		if ((ah=d2i_ASN1_HEADER(NULL,&p,(long)size)) == NULL)
+			goto end;
+		if ((ah->header == NULL) || (ah->header->data == NULL) ||
+			(strncmp(NETSCAPE_CERT_HDR,(char *)ah->header->data,
+			ah->header->length) != 0))
+			{
+			BIO_printf(err,"Error reading header on certificate\n");
+			goto end;
+			}
+		/* header is ok, so now read the object */
+		p=op;
+		ah->meth=X509_asn1_meth();
+		if ((ah=d2i_ASN1_HEADER(&ah,&p,(long)size)) == NULL)
+			goto end;
+		x=(X509 *)ah->data;
+		ah->data=NULL;
+		}
+	else if (format == FORMAT_PEM)
+		x=PEM_read_bio_X509_AUX(cert,NULL,
+			(pem_password_cb *)password_callback, NULL);
+	else if (format == FORMAT_PKCS12)
+		{
+		PKCS12 *p12 = d2i_PKCS12_bio(cert, NULL);
+
+		PKCS12_parse(p12, NULL, NULL, &x, NULL);
+		PKCS12_free(p12);
+		p12 = NULL;
+		}
+	else	{
+		BIO_printf(err,"bad input format specified for %s\n",
+			cert_descrip);
+		goto end;
+		}
+end:
+	if (x == NULL)
+		{
+		BIO_printf(err,"unable to load certificate\n");
+		ERR_print_errors(err);
+		}
+	if (ah != NULL) ASN1_HEADER_free(ah);
+	if (cert != NULL) BIO_free(cert);
+	if (buf != NULL) BUF_MEM_free(buf);
+	return(x);
+	}
+
+EVP_PKEY *load_key(BIO *err, const char *file, int format,
+	const char *pass, ENGINE *e, const char *key_descrip)
+	{
+	BIO *key=NULL;
+	EVP_PKEY *pkey=NULL;
+	PW_CB_DATA cb_data;
+
+	cb_data.password = pass;
+	cb_data.prompt_info = file;
+
+	if (file == NULL)
+		{
+		BIO_printf(err,"no keyfile specified\n");
+		goto end;
+		}
+	if (format == FORMAT_ENGINE)
+		{
+		if (!e)
+			BIO_printf(bio_err,"no engine specified\n");
+		else
+			pkey = ENGINE_load_private_key(e, file,
+				ui_method, &cb_data);
+		goto end;
+		}
+	key=BIO_new(BIO_s_file());
+	if (key == NULL)
+		{
+		ERR_print_errors(err);
+		goto end;
+		}
+	if (BIO_read_filename(key,file) <= 0)
+		{
+		BIO_printf(err, "Error opening %s %s\n", key_descrip, file);
+		ERR_print_errors(err);
+		goto end;
+		}
+	if (format == FORMAT_ASN1)
+		{
+		pkey=d2i_PrivateKey_bio(key, NULL);
+		}
+	else if (format == FORMAT_PEM)
+		{
+		pkey=PEM_read_bio_PrivateKey(key,NULL,
+			(pem_password_cb *)password_callback, &cb_data);
+		}
+	else if (format == FORMAT_PKCS12)
+		{
+		PKCS12 *p12 = d2i_PKCS12_bio(key, NULL);
+
+		PKCS12_parse(p12, pass, &pkey, NULL, NULL);
+		PKCS12_free(p12);
+		p12 = NULL;
+		}
+	else
+		{
+		BIO_printf(err,"bad input format specified for key file\n");
+		goto end;
+		}
+ end:
+	if (key != NULL) BIO_free(key);
+	if (pkey == NULL)
+		BIO_printf(err,"unable to load %s\n", key_descrip);
+	return(pkey);
+	}
+
+EVP_PKEY *load_pubkey(BIO *err, const char *file, int format,
+	const char *pass, ENGINE *e, const char *key_descrip)
+	{
+	BIO *key=NULL;
+	EVP_PKEY *pkey=NULL;
+	PW_CB_DATA cb_data;
+
+	cb_data.password = pass;
+	cb_data.prompt_info = file;
+
+	if (file == NULL)
+		{
+		BIO_printf(err,"no keyfile specified\n");
+		goto end;
+		}
+	if (format == FORMAT_ENGINE)
+		{
+		if (!e)
+			BIO_printf(bio_err,"no engine specified\n");
+		else
+			pkey = ENGINE_load_public_key(e, file,
+				ui_method, &cb_data);
+		goto end;
+		}
+	key=BIO_new(BIO_s_file());
+	if (key == NULL)
+		{
+		ERR_print_errors(err);
+		goto end;
+		}
+	if (BIO_read_filename(key,file) <= 0)
+		{
+		BIO_printf(err, "Error opening %s %s\n", key_descrip, file);
+		ERR_print_errors(err);
+		goto end;
+		}
+	if (format == FORMAT_ASN1)
+		{
+		pkey=d2i_PUBKEY_bio(key, NULL);
+		}
+	else if (format == FORMAT_PEM)
+		{
+		pkey=PEM_read_bio_PUBKEY(key,NULL,
+			(pem_password_cb *)password_callback, &cb_data);
+		}
+	else
+		{
+		BIO_printf(err,"bad input format specified for key file\n");
+		goto end;
+		}
+ end:
+	if (key != NULL) BIO_free(key);
+	if (pkey == NULL)
+		BIO_printf(err,"unable to load %s\n", key_descrip);
+	return(pkey);
+	}
+
+STACK_OF(X509) *load_certs(BIO *err, const char *file, int format,
+	const char *pass, ENGINE *e, const char *cert_descrip)
+	{
+	BIO *certs;
+	int i;
+	STACK_OF(X509) *othercerts = NULL;
+	STACK_OF(X509_INFO) *allcerts = NULL;
+	X509_INFO *xi;
+	PW_CB_DATA cb_data;
+
+	cb_data.password = pass;
+	cb_data.prompt_info = file;
+
+	if((certs = BIO_new(BIO_s_file())) == NULL)
+		{
+		ERR_print_errors(err);
+		goto end;
+		}
+
+	if (file == NULL)
+		BIO_set_fp(certs,stdin,BIO_NOCLOSE);
+	else
+		{
+		if (BIO_read_filename(certs,file) <= 0)
+			{
+			BIO_printf(err, "Error opening %s %s\n",
+				cert_descrip, file);
+			ERR_print_errors(err);
+			goto end;
+			}
+		}
+
+	if      (format == FORMAT_PEM)
+		{
+		othercerts = sk_X509_new_null();
+		if(!othercerts)
+			{
+			sk_X509_free(othercerts);
+			othercerts = NULL;
+			goto end;
+			}
+		allcerts = PEM_X509_INFO_read_bio(certs, NULL,
+				(pem_password_cb *)password_callback, &cb_data);
+		for(i = 0; i < sk_X509_INFO_num(allcerts); i++)
+			{
+			xi = sk_X509_INFO_value (allcerts, i);
+			if (xi->x509)
+				{
+				sk_X509_push(othercerts, xi->x509);
+				xi->x509 = NULL;
+				}
+			}
+		goto end;
+		}
+	else	{
+		BIO_printf(err,"bad input format specified for %s\n",
+			cert_descrip);
+		goto end;
+		}
+end:
+	if (othercerts == NULL)
+		{
+		BIO_printf(err,"unable to load certificates\n");
+		ERR_print_errors(err);
+		}
+	if (allcerts) sk_X509_INFO_pop_free(allcerts, X509_INFO_free);
+	if (certs != NULL) BIO_free(certs);
+	return(othercerts);
+	}
+
+
+#define X509V3_EXT_UNKNOWN_MASK		(0xfL << 16)
+/* Return error for unknown extensions */
+#define X509V3_EXT_DEFAULT		0
+/* Print error for unknown extensions */
+#define X509V3_EXT_ERROR_UNKNOWN	(1L << 16)
+/* ASN1 parse unknown extensions */
+#define X509V3_EXT_PARSE_UNKNOWN	(2L << 16)
+/* BIO_dump unknown extensions */
+#define X509V3_EXT_DUMP_UNKNOWN		(3L << 16)
+
+#define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
+			 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
+
+int set_cert_ex(unsigned long *flags, const char *arg)
+{
+	static const NAME_EX_TBL cert_tbl[] = {
+		{ "compatible", X509_FLAG_COMPAT, 0xffffffffl},
+		{ "ca_default", X509_FLAG_CA, 0xffffffffl},
+		{ "no_header", X509_FLAG_NO_HEADER, 0},
+		{ "no_version", X509_FLAG_NO_VERSION, 0},
+		{ "no_serial", X509_FLAG_NO_SERIAL, 0},
+		{ "no_signame", X509_FLAG_NO_SIGNAME, 0},
+		{ "no_validity", X509_FLAG_NO_VALIDITY, 0},
+		{ "no_subject", X509_FLAG_NO_SUBJECT, 0},
+		{ "no_issuer", X509_FLAG_NO_ISSUER, 0},
+		{ "no_pubkey", X509_FLAG_NO_PUBKEY, 0},
+		{ "no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
+		{ "no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
+		{ "no_aux", X509_FLAG_NO_AUX, 0},
+		{ "ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
+		{ "ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
+		{ "ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
+		{ "ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
+		{ NULL, 0, 0}
+	};
+	return set_multi_opts(flags, arg, cert_tbl);
+}
+
+int set_name_ex(unsigned long *flags, const char *arg)
+{
+	static const NAME_EX_TBL ex_tbl[] = {
+		{ "esc_2253", ASN1_STRFLGS_ESC_2253, 0},
+		{ "esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
+		{ "esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
+		{ "use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
+		{ "utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
+		{ "ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
+		{ "show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
+		{ "dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
+		{ "dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
+		{ "dump_der", ASN1_STRFLGS_DUMP_DER, 0},
+		{ "compat", XN_FLAG_COMPAT, 0xffffffffL},
+		{ "sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
+		{ "sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
+		{ "sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
+		{ "sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
+		{ "dn_rev", XN_FLAG_DN_REV, 0},
+		{ "nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
+		{ "sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
+		{ "lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
+		{ "align", XN_FLAG_FN_ALIGN, 0},
+		{ "oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
+		{ "space_eq", XN_FLAG_SPC_EQ, 0},
+		{ "dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
+		{ "RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
+		{ "oneline", XN_FLAG_ONELINE, 0xffffffffL},
+		{ "multiline", XN_FLAG_MULTILINE, 0xffffffffL},
+		{ "ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
+		{ NULL, 0, 0}
+	};
+	return set_multi_opts(flags, arg, ex_tbl);
+}
+
+int set_ext_copy(int *copy_type, const char *arg)
+{
+	if (!strcasecmp(arg, "none"))
+		*copy_type = EXT_COPY_NONE;
+	else if (!strcasecmp(arg, "copy"))
+		*copy_type = EXT_COPY_ADD;
+	else if (!strcasecmp(arg, "copyall"))
+		*copy_type = EXT_COPY_ALL;
+	else
+		return 0;
+	return 1;
+}
+
+int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
+{
+	STACK_OF(X509_EXTENSION) *exts = NULL;
+	X509_EXTENSION *ext, *tmpext;
+	ASN1_OBJECT *obj;
+	int i, idx, ret = 0;
+	if (!x || !req || (copy_type == EXT_COPY_NONE))
+		return 1;
+	exts = X509_REQ_get_extensions(req);
+
+	for(i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
+		ext = sk_X509_EXTENSION_value(exts, i);
+		obj = X509_EXTENSION_get_object(ext);
+		idx = X509_get_ext_by_OBJ(x, obj, -1);
+		/* Does extension exist? */
+		if (idx != -1) {
+			/* If normal copy don't override existing extension */
+			if (copy_type == EXT_COPY_ADD)
+				continue;
+			/* Delete all extensions of same type */
+			do {
+				tmpext = X509_get_ext(x, idx);
+				X509_delete_ext(x, idx);
+				X509_EXTENSION_free(tmpext);
+				idx = X509_get_ext_by_OBJ(x, obj, -1);
+			} while (idx != -1);
+		}
+		if (!X509_add_ext(x, ext, -1))
+			goto end;
+	}
+
+	ret = 1;
+
+	end:
+
+	sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
+
+	return ret;
+}
+		
+		
+			
+
+static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
+{
+	STACK_OF(CONF_VALUE) *vals;
+	CONF_VALUE *val;
+	int i, ret = 1;
+	if(!arg) return 0;
+	vals = X509V3_parse_list(arg);
+	for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
+		val = sk_CONF_VALUE_value(vals, i);
+		if (!set_table_opts(flags, val->name, in_tbl))
+			ret = 0;
+	}
+	sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
+	return ret;
+}
+
+static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
+{
+	char c;
+	const NAME_EX_TBL *ptbl;
+	c = arg[0];
+
+	if(c == '-') {
+		c = 0;
+		arg++;
+	} else if (c == '+') {
+		c = 1;
+		arg++;
+	} else c = 1;
+
+	for(ptbl = in_tbl; ptbl->name; ptbl++) {
+		if(!strcasecmp(arg, ptbl->name)) {
+			*flags &= ~ptbl->mask;
+			if(c) *flags |= ptbl->flag;
+			else *flags &= ~ptbl->flag;
+			return 1;
+		}
+	}
+	return 0;
+}
+
+void print_name(BIO *out, char *title, X509_NAME *nm, unsigned long lflags)
+{
+	char buf[256];
+	char mline = 0;
+	int indent = 0;
+	if(title) BIO_puts(out, title);
+	if((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
+		mline = 1;
+		indent = 4;
+	}
+	if(lflags == XN_FLAG_COMPAT) {
+		X509_NAME_oneline(nm,buf,256);
+		BIO_puts(out,buf);
+		BIO_puts(out, "\n");
+	} else {
+		if(mline) BIO_puts(out, "\n");
+		X509_NAME_print_ex(out, nm, indent, lflags);
+		BIO_puts(out, "\n");
+	}
+}
+
+X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath)
+{
+	X509_STORE *store;
+	X509_LOOKUP *lookup;
+	if(!(store = X509_STORE_new())) goto end;
+	lookup=X509_STORE_add_lookup(store,X509_LOOKUP_file());
+	if (lookup == NULL) goto end;
+	if (CAfile) {
+		if(!X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM)) {
+			BIO_printf(bp, "Error loading file %s\n", CAfile);
+			goto end;
+		}
+	} else X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT);
+		
+	lookup=X509_STORE_add_lookup(store,X509_LOOKUP_hash_dir());
+	if (lookup == NULL) goto end;
+	if (CApath) {
+		if(!X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM)) {
+			BIO_printf(bp, "Error loading directory %s\n", CApath);
+			goto end;
+		}
+	} else X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT);
+
+	ERR_clear_error();
+	return store;
+	end:
+	X509_STORE_free(store);
+	return NULL;
+}
+
+ENGINE *setup_engine(BIO *err, const char *engine, int debug)
+        {
+        ENGINE *e = NULL;
+
+        if (engine)
+                {
+		if((e = ENGINE_by_id(engine)) == NULL)
+			{
+			BIO_printf(err,"invalid engine \"%s\"\n", engine);
+			return NULL;
+			}
+		if (debug)
+			{
+			ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM,
+				0, err, 0);
+			}
+                ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1);
+		if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
+			{
+			BIO_printf(err,"can't use that engine\n");
+			return NULL;
+			}
+		BIO_printf(err,"engine \"%s\" set.\n", engine);
+		/* Free our "structural" reference. */
+		ENGINE_free(e);
+		}
+        return e;
+        }