X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=apps%2Fapps.c;h=3c3a11ce4de8e7e317bfd5e07f53e7e47fd15c48;hp=aca750b1f0e8143eb86d90607836e3045e3a8db6;hb=f0eae953e2a02a92674e39f5ff087c1f67afd7dc;hpb=6298bf907359071c6387fe06b67b6939c53c7a0b

diff --git a/apps/apps.c b/apps/apps.c
index aca750b1f0..3c3a11ce4d 100644
--- a/apps/apps.c
+++ b/apps/apps.c
@@ -114,9 +114,7 @@
 #include <string.h>
 #include <sys/types.h>
 #include <sys/stat.h>
-#define NON_MAIN
-#include "apps.h"
-#undef NON_MAIN
+#include <ctype.h>
 #include <openssl/err.h>
 #include <openssl/x509.h>
 #include <openssl/x509v3.h>
@@ -124,17 +122,15 @@
 #include <openssl/pkcs12.h>
 #include <openssl/ui.h>
 #include <openssl/safestack.h>
+#ifndef OPENSSL_NO_ENGINE
 #include <openssl/engine.h>
-
-#ifdef OPENSSL_SYS_WINDOWS
-#define strcasecmp _stricmp
-#else
-#include <strings.h>
 #endif
+#include <openssl/rsa.h>
+#include <openssl/bn.h>
 
-#ifdef OPENSSL_SYS_WINDOWS
-#  include "bss_file.c"
-#endif
+#define NON_MAIN
+#include "apps.h"
+#undef NON_MAIN
 
 typedef struct {
 	char *name;
@@ -256,7 +252,7 @@ int str2fmt(char *s)
 		return(FORMAT_UNDEF);
 	}
 
-#if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16)
+#if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16) || defined(OPENSSL_SYS_NETWARE)
 void program_name(char *in, char *out, int size)
 	{
 	int i,n;
@@ -275,12 +271,23 @@ void program_name(char *in, char *out, int size)
 	if (p == NULL)
 		p=in;
 	n=strlen(p);
+
+#if defined(OPENSSL_SYS_NETWARE)
+   /* strip off trailing .nlm if present. */
+   if ((n > 4) && (p[n-4] == '.') &&
+      ((p[n-3] == 'n') || (p[n-3] == 'N')) &&
+      ((p[n-2] == 'l') || (p[n-2] == 'L')) &&
+      ((p[n-1] == 'm') || (p[n-1] == 'M')))
+      n-=4;
+#else
 	/* strip off trailing .exe if present. */
 	if ((n > 4) && (p[n-4] == '.') &&
 		((p[n-3] == 'e') || (p[n-3] == 'E')) &&
 		((p[n-2] == 'x') || (p[n-2] == 'X')) &&
 		((p[n-1] == 'e') || (p[n-1] == 'E')))
 		n-=4;
+#endif
+
 	if (n > size-1)
 		n=size-1;
 
@@ -331,25 +338,11 @@ void program_name(char *in, char *out, int size)
 		p++;
 	else
 		p=in;
-	strncpy(out,p,size-1);
-	out[size-1]='\0';
+	BUF_strlcpy(out,p,size);
 	}
 #endif
 #endif
 
-#ifdef OPENSSL_SYS_WIN32
-int WIN32_rename(char *from, char *to)
-	{
-	/* Windows rename gives an error if 'to' exists, so delete it
-	 * first and ignore file not found errror
-	 */
-	if((remove(to) != 0) && (errno != ENOENT))
-		return -1;
-#undef rename
-	return rename(from, to);
-	}
-#endif
-
 int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
 	{
 	int num,len,i;
@@ -425,16 +418,20 @@ int app_init(long mesgwin)
 
 int dump_cert_text (BIO *out, X509 *x)
 {
-	char buf[256];
-	X509_NAME_oneline(X509_get_subject_name(x),buf,256);
+	char *p;
+
+	p=X509_NAME_oneline(X509_get_subject_name(x),NULL,0);
 	BIO_puts(out,"subject=");
-	BIO_puts(out,buf);
+	BIO_puts(out,p);
+	OPENSSL_free(p);
 
-	X509_NAME_oneline(X509_get_issuer_name(x),buf,256);
-	BIO_puts(out,"\nissuer= ");
-	BIO_puts(out,buf);
+	p=X509_NAME_oneline(X509_get_issuer_name(x),NULL,0);
+	BIO_puts(out,"\nissuer=");
+	BIO_puts(out,p);
 	BIO_puts(out,"\n");
-        return 0;
+	OPENSSL_free(p);
+
+	return 0;
 }
 
 static int ui_open(UI *ui)
@@ -453,7 +450,7 @@ static int ui_read(UI *ui, UI_STRING *uis)
 			{
 			const char *password =
 				((PW_CB_DATA *)UI_get0_user_data(ui))->password;
-			if (password[0] != '\0')
+			if (password && password[0] != '\0')
 				{
 				UI_set_result(ui, uis, password);
 				return 1;
@@ -477,7 +474,7 @@ static int ui_write(UI *ui, UI_STRING *uis)
 			{
 			const char *password =
 				((PW_CB_DATA *)UI_get0_user_data(ui))->password;
-			if (password[0] != '\0')
+			if (password && password[0] != '\0')
 				return 1;
 			}
 		default:
@@ -490,7 +487,7 @@ static int ui_close(UI *ui)
 	{
 	return UI_method_get_closer(UI_OpenSSL())(ui);
 	}
-int setup_ui_method()
+int setup_ui_method(void)
 	{
 	ui_method = UI_create_method("OpenSSL application user interface");
 	UI_method_set_opener(ui_method, ui_open);
@@ -499,7 +496,7 @@ int setup_ui_method()
 	UI_method_set_closer(ui_method, ui_close);
 	return 0;
 	}
-void destroy_ui_method()
+void destroy_ui_method(void)
 	{
 	if(ui_method)
 		{
@@ -565,7 +562,7 @@ int password_callback(char *buf, int bufsiz, int verify,
 
 		if (buff)
 			{
-			memset(buff,0,(unsigned int)bufsiz);
+			OPENSSL_cleanse(buff,(unsigned int)bufsiz);
 			OPENSSL_free(buff);
 			}
 
@@ -575,13 +572,13 @@ int password_callback(char *buf, int bufsiz, int verify,
 			{
 			BIO_printf(bio_err, "User interface error\n");
 			ERR_print_errors(bio_err);
-			memset(buf,0,(unsigned int)bufsiz);
+			OPENSSL_cleanse(buf,(unsigned int)bufsiz);
 			res = 0;
 			}
 		if (ok == -2)
 			{
 			BIO_printf(bio_err,"aborted!\n");
-			memset(buf,0,(unsigned int)bufsiz);
+			OPENSSL_cleanse(buf,(unsigned int)bufsiz);
 			res = 0;
 			}
 		UI_free(ui);
@@ -725,7 +722,7 @@ X509 *load_cert(BIO *err, const char *file, int format,
 		x=d2i_X509_bio(cert,NULL);
 	else if (format == FORMAT_NETSCAPE)
 		{
-		unsigned char *p,*op;
+		const unsigned char *p,*op;
 		int size=0,i;
 
 		/* We sort of have to do it this way because it is sort of nice
@@ -794,7 +791,7 @@ end:
 	return(x);
 	}
 
-EVP_PKEY *load_key(BIO *err, const char *file, int format,
+EVP_PKEY *load_key(BIO *err, const char *file, int format, int maybe_stdin,
 	const char *pass, ENGINE *e, const char *key_descrip)
 	{
 	BIO *key=NULL;
@@ -804,11 +801,12 @@ EVP_PKEY *load_key(BIO *err, const char *file, int format,
 	cb_data.password = pass;
 	cb_data.prompt_info = file;
 
-	if (file == NULL)
+	if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
 		{
 		BIO_printf(err,"no keyfile specified\n");
 		goto end;
 		}
+#ifndef OPENSSL_NO_ENGINE
 	if (format == FORMAT_ENGINE)
 		{
 		if (!e)
@@ -818,18 +816,26 @@ EVP_PKEY *load_key(BIO *err, const char *file, int format,
 				ui_method, &cb_data);
 		goto end;
 		}
+#endif
 	key=BIO_new(BIO_s_file());
 	if (key == NULL)
 		{
 		ERR_print_errors(err);
 		goto end;
 		}
-	if (BIO_read_filename(key,file) <= 0)
+	if (file == NULL && maybe_stdin)
 		{
-		BIO_printf(err, "Error opening %s %s\n", key_descrip, file);
-		ERR_print_errors(err);
-		goto end;
+		setvbuf(stdin, NULL, _IONBF, 0);
+		BIO_set_fp(key,stdin,BIO_NOCLOSE);
 		}
+	else
+		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);
@@ -863,7 +869,7 @@ EVP_PKEY *load_key(BIO *err, const char *file, int format,
 	return(pkey);
 	}
 
-EVP_PKEY *load_pubkey(BIO *err, const char *file, int format,
+EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, int maybe_stdin,
 	const char *pass, ENGINE *e, const char *key_descrip)
 	{
 	BIO *key=NULL;
@@ -873,11 +879,12 @@ EVP_PKEY *load_pubkey(BIO *err, const char *file, int format,
 	cb_data.password = pass;
 	cb_data.prompt_info = file;
 
-	if (file == NULL)
+	if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
 		{
 		BIO_printf(err,"no keyfile specified\n");
 		goto end;
 		}
+#ifndef OPENSSL_NO_ENGINE
 	if (format == FORMAT_ENGINE)
 		{
 		if (!e)
@@ -887,17 +894,25 @@ EVP_PKEY *load_pubkey(BIO *err, const char *file, int format,
 				ui_method, &cb_data);
 		goto end;
 		}
+#endif
 	key=BIO_new(BIO_s_file());
 	if (key == NULL)
 		{
 		ERR_print_errors(err);
 		goto end;
 		}
-	if (BIO_read_filename(key,file) <= 0)
+	if (file == NULL && maybe_stdin)
 		{
-		BIO_printf(err, "Error opening %s %s\n", key_descrip, file);
-		ERR_print_errors(err);
-		goto end;
+		setvbuf(stdin, NULL, _IONBF, 0);
+		BIO_set_fp(key,stdin,BIO_NOCLOSE);
+		}
+	else
+		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)
 		{
@@ -925,7 +940,7 @@ EVP_PKEY *load_pubkey(BIO *err, const char *file, int format,
 	}
 
 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
-EVP_PKEY *
+static EVP_PKEY *
 load_netscape_key(BIO *err, BIO *key, const char *file,
 		const char *key_descrip, int format)
 	{
@@ -942,7 +957,7 @@ load_netscape_key(BIO *err, BIO *key, const char *file,
 		goto error;
 	for (;;)
 		{
-		if (!BUF_MEM_grow(buf,size+1024*10))
+		if (!BUF_MEM_grow_clean(buf,size+1024*10))
 			goto error;
 		i = BIO_read(key, &(buf->data[size]), 1024*10);
 		size += i;
@@ -1070,6 +1085,7 @@ int set_cert_ex(unsigned long *flags, const char *arg)
 		{ "no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
 		{ "no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
 		{ "no_aux", X509_FLAG_NO_AUX, 0},
+		{ "no_attributes", X509_FLAG_NO_ATTRIBUTES, 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},
@@ -1213,18 +1229,20 @@ static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_T
 
 void print_name(BIO *out, char *title, X509_NAME *nm, unsigned long lflags)
 {
-	char buf[256];
+	char *buf;
 	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);
+		buf = X509_NAME_oneline(nm, 0, 0);
+		BIO_puts(out, buf);
 		BIO_puts(out, "\n");
+		OPENSSL_free(buf);
 	} else {
 		if(mline) BIO_puts(out, "\n");
 		X509_NAME_print_ex(out, nm, indent, lflags);
@@ -1262,8 +1280,9 @@ X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath)
 	return NULL;
 }
 
+#ifndef OPENSSL_NO_ENGINE
 /* Try to load an engine in a shareable library */
-ENGINE *try_load_engine(BIO *err, const char *engine, int debug)
+static ENGINE *try_load_engine(BIO *err, const char *engine, int debug)
 	{
 	ENGINE *e = ENGINE_by_id("dynamic");
 	if (e)
@@ -1318,6 +1337,7 @@ ENGINE *setup_engine(BIO *err, const char *engine, int debug)
 		}
         return e;
         }
+#endif
 
 int load_config(BIO *err, CONF *cnf)
 	{
@@ -1336,3 +1356,787 @@ int load_config(BIO *err, CONF *cnf)
 		}
 	return 1;
 	}
+
+char *make_config_name()
+	{
+	const char *t=X509_get_default_cert_area();
+	size_t len;
+	char *p;
+
+	len=strlen(t)+strlen(OPENSSL_CONF)+2;
+	p=OPENSSL_malloc(len);
+	BUF_strlcpy(p,t,len);
+#ifndef OPENSSL_SYS_VMS
+	BUF_strlcat(p,"/",len);
+#endif
+	BUF_strlcat(p,OPENSSL_CONF,len);
+
+	return p;
+	}
+
+static unsigned long index_serial_hash(const char **a)
+	{
+	const char *n;
+
+	n=a[DB_serial];
+	while (*n == '0') n++;
+	return(lh_strhash(n));
+	}
+
+static int index_serial_cmp(const char **a, const char **b)
+	{
+	const char *aa,*bb;
+
+	for (aa=a[DB_serial]; *aa == '0'; aa++);
+	for (bb=b[DB_serial]; *bb == '0'; bb++);
+	return(strcmp(aa,bb));
+	}
+
+static int index_name_qual(char **a)
+	{ return(a[0][0] == 'V'); }
+
+static unsigned long index_name_hash(const char **a)
+	{ return(lh_strhash(a[DB_name])); }
+
+int index_name_cmp(const char **a, const char **b)
+	{ return(strcmp(a[DB_name],
+	     b[DB_name])); }
+
+static IMPLEMENT_LHASH_HASH_FN(index_serial_hash,const char **)
+static IMPLEMENT_LHASH_COMP_FN(index_serial_cmp,const char **)
+static IMPLEMENT_LHASH_HASH_FN(index_name_hash,const char **)
+static IMPLEMENT_LHASH_COMP_FN(index_name_cmp,const char **)
+
+#undef BSIZE
+#define BSIZE 256
+
+BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai)
+	{
+	BIO *in=NULL;
+	BIGNUM *ret=NULL;
+	MS_STATIC char buf[1024];
+	ASN1_INTEGER *ai=NULL;
+
+	ai=ASN1_INTEGER_new();
+	if (ai == NULL) goto err;
+
+	if ((in=BIO_new(BIO_s_file())) == NULL)
+		{
+		ERR_print_errors(bio_err);
+		goto err;
+		}
+
+	if (BIO_read_filename(in,serialfile) <= 0)
+		{
+		if (!create)
+			{
+			perror(serialfile);
+			goto err;
+			}
+		else
+			{
+			ret=BN_new();
+			if (ret == NULL || !rand_serial(ret, ai))
+				BIO_printf(bio_err, "Out of memory\n");
+			}
+		}
+	else
+		{
+		if (!a2i_ASN1_INTEGER(in,ai,buf,1024))
+			{
+			BIO_printf(bio_err,"unable to load number from %s\n",
+				serialfile);
+			goto err;
+			}
+		ret=ASN1_INTEGER_to_BN(ai,NULL);
+		if (ret == NULL)
+			{
+			BIO_printf(bio_err,"error converting number from bin to BIGNUM\n");
+			goto err;
+			}
+		}
+
+	if (ret && retai)
+		{
+		*retai = ai;
+		ai = NULL;
+		}
+ err:
+	if (in != NULL) BIO_free(in);
+	if (ai != NULL) ASN1_INTEGER_free(ai);
+	return(ret);
+	}
+
+int save_serial(char *serialfile, char *suffix, BIGNUM *serial, ASN1_INTEGER **retai)
+	{
+	char buf[1][BSIZE];
+	BIO *out = NULL;
+	int ret=0;
+	ASN1_INTEGER *ai=NULL;
+	int j;
+
+	if (suffix == NULL)
+		j = strlen(serialfile);
+	else
+		j = strlen(serialfile) + strlen(suffix) + 1;
+	if (j >= BSIZE)
+		{
+		BIO_printf(bio_err,"file name too long\n");
+		goto err;
+		}
+
+	if (suffix == NULL)
+		BUF_strlcpy(buf[0], serialfile, BSIZE);
+	else
+		{
+#ifndef OPENSSL_SYS_VMS
+		j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix);
+#else
+		j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix);
+#endif
+		}
+#ifdef RL_DEBUG
+	BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
+#endif
+	out=BIO_new(BIO_s_file());
+	if (out == NULL)
+		{
+		ERR_print_errors(bio_err);
+		goto err;
+		}
+	if (BIO_write_filename(out,buf[0]) <= 0)
+		{
+		perror(serialfile);
+		goto err;
+		}
+
+	if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL)
+		{
+		BIO_printf(bio_err,"error converting serial to ASN.1 format\n");
+		goto err;
+		}
+	i2a_ASN1_INTEGER(out,ai);
+	BIO_puts(out,"\n");
+	ret=1;
+	if (retai)
+		{
+		*retai = ai;
+		ai = NULL;
+		}
+err:
+	if (out != NULL) BIO_free_all(out);
+	if (ai != NULL) ASN1_INTEGER_free(ai);
+	return(ret);
+	}
+
+int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix)
+	{
+	char buf[5][BSIZE];
+	int i,j;
+	struct stat sb;
+
+	i = strlen(serialfile) + strlen(old_suffix);
+	j = strlen(serialfile) + strlen(new_suffix);
+	if (i > j) j = i;
+	if (j + 1 >= BSIZE)
+		{
+		BIO_printf(bio_err,"file name too long\n");
+		goto err;
+		}
+
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",
+		serialfile, new_suffix);
+#else
+	j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",
+		serialfile, new_suffix);
+#endif
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",
+		serialfile, old_suffix);
+#else
+	j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",
+		serialfile, old_suffix);
+#endif
+	if (stat(serialfile,&sb) < 0)
+		{
+		if (errno != ENOENT 
+#ifdef ENOTDIR
+			&& errno != ENOTDIR)
+#endif
+			goto err;
+		}
+	else
+		{
+#ifdef RL_DEBUG
+		BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
+			serialfile, buf[1]);
+#endif
+		if (rename(serialfile,buf[1]) < 0)
+			{
+			BIO_printf(bio_err,
+				"unable to rename %s to %s\n",
+				serialfile, buf[1]);
+			perror("reason");
+			goto err;
+			}
+		}
+#ifdef RL_DEBUG
+	BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
+		buf[0],serialfile);
+#endif
+	if (rename(buf[0],serialfile) < 0)
+		{
+		BIO_printf(bio_err,
+			"unable to rename %s to %s\n",
+			buf[0],serialfile);
+		perror("reason");
+		rename(buf[1],serialfile);
+		goto err;
+		}
+	return 1;
+ err:
+	return 0;
+	}
+
+int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
+	{
+	BIGNUM *btmp;
+	int ret = 0;
+	if (b)
+		btmp = b;
+	else
+		btmp = BN_new();
+
+	if (!btmp)
+		return 0;
+
+	if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0))
+		goto error;
+	if (ai && !BN_to_ASN1_INTEGER(btmp, ai))
+		goto error;
+
+	ret = 1;
+	
+	error:
+
+	if (!b)
+		BN_free(btmp);
+	
+	return ret;
+	}
+
+CA_DB *load_index(char *dbfile, DB_ATTR *db_attr)
+	{
+	CA_DB *retdb = NULL;
+	TXT_DB *tmpdb = NULL;
+	BIO *in = BIO_new(BIO_s_file());
+	CONF *dbattr_conf = NULL;
+	char buf[1][BSIZE];
+	long errorline= -1;
+
+	if (in == NULL)
+		{
+		ERR_print_errors(bio_err);
+		goto err;
+		}
+	if (BIO_read_filename(in,dbfile) <= 0)
+		{
+		perror(dbfile);
+		BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
+		goto err;
+		}
+	if ((tmpdb = TXT_DB_read(in,DB_NUMBER)) == NULL)
+		{
+		if (tmpdb != NULL) TXT_DB_free(tmpdb);
+		goto err;
+		}
+
+#ifndef OPENSSL_SYS_VMS
+	BIO_snprintf(buf[0], sizeof buf[0], "%s.attr", dbfile);
+#else
+	BIO_snprintf(buf[0], sizeof buf[0], "%s-attr", dbfile);
+#endif
+	dbattr_conf = NCONF_new(NULL);
+	if (NCONF_load(dbattr_conf,buf[0],&errorline) <= 0)
+		{
+		if (errorline > 0)
+			{
+			BIO_printf(bio_err,
+				"error on line %ld of db attribute file '%s'\n"
+				,errorline,buf[0]);
+			goto err;
+			}
+		else
+			{
+			NCONF_free(dbattr_conf);
+			dbattr_conf = NULL;
+			}
+		}
+
+	if ((retdb = OPENSSL_malloc(sizeof(CA_DB))) == NULL)
+		{
+		fprintf(stderr, "Out of memory\n");
+		goto err;
+		}
+
+	retdb->db = tmpdb;
+	tmpdb = NULL;
+	if (db_attr)
+		retdb->attributes = *db_attr;
+	else
+		{
+		retdb->attributes.unique_subject = 1;
+		}
+
+	if (dbattr_conf)
+		{
+		char *p = NCONF_get_string(dbattr_conf,NULL,"unique_subject");
+		if (p)
+			{
+#ifdef RL_DEBUG
+			BIO_printf(bio_err, "DEBUG[load_index]: unique_subject = \"%s\"\n", p);
+#endif
+			retdb->attributes.unique_subject = parse_yesno(p,1);
+			}
+		}
+
+ err:
+	if (dbattr_conf) NCONF_free(dbattr_conf);
+	if (tmpdb) TXT_DB_free(tmpdb);
+	if (in) BIO_free_all(in);
+	return retdb;
+	}
+
+int index_index(CA_DB *db)
+	{
+	if (!TXT_DB_create_index(db->db, DB_serial, NULL,
+				LHASH_HASH_FN(index_serial_hash),
+				LHASH_COMP_FN(index_serial_cmp)))
+		{
+		BIO_printf(bio_err,
+		  "error creating serial number index:(%ld,%ld,%ld)\n",
+		  			db->db->error,db->db->arg1,db->db->arg2);
+			return 0;
+		}
+
+	if (db->attributes.unique_subject
+		&& !TXT_DB_create_index(db->db, DB_name, index_name_qual,
+			LHASH_HASH_FN(index_name_hash),
+			LHASH_COMP_FN(index_name_cmp)))
+		{
+		BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
+			db->db->error,db->db->arg1,db->db->arg2);
+		return 0;
+		}
+	return 1;
+	}
+
+int save_index(char *dbfile, char *suffix, CA_DB *db)
+	{
+	char buf[3][BSIZE];
+	BIO *out = BIO_new(BIO_s_file());
+	int j;
+
+	if (out == NULL)
+		{
+		ERR_print_errors(bio_err);
+		goto err;
+		}
+
+	j = strlen(dbfile) + strlen(suffix);
+	if (j + 6 >= BSIZE)
+		{
+		BIO_printf(bio_err,"file name too long\n");
+		goto err;
+		}
+
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile);
+#else
+	j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile);
+#endif
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix);
+#else
+	j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix);
+#endif
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix);
+#else
+	j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix);
+#endif
+#ifdef RL_DEBUG
+	BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
+#endif
+	if (BIO_write_filename(out,buf[0]) <= 0)
+		{
+		perror(dbfile);
+		BIO_printf(bio_err,"unable to open '%s'\n", dbfile);
+		goto err;
+		}
+	j=TXT_DB_write(out,db->db);
+	if (j <= 0) goto err;
+			
+	BIO_free(out);
+
+	out = BIO_new(BIO_s_file());
+#ifdef RL_DEBUG
+	BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]);
+#endif
+	if (BIO_write_filename(out,buf[1]) <= 0)
+		{
+		perror(buf[2]);
+		BIO_printf(bio_err,"unable to open '%s'\n", buf[2]);
+		goto err;
+		}
+	BIO_printf(out,"unique_subject = %s\n",
+		db->attributes.unique_subject ? "yes" : "no");
+	BIO_free(out);
+
+	return 1;
+ err:
+	return 0;
+	}
+
+int rotate_index(char *dbfile, char *new_suffix, char *old_suffix)
+	{
+	char buf[5][BSIZE];
+	int i,j;
+	struct stat sb;
+
+	i = strlen(dbfile) + strlen(old_suffix);
+	j = strlen(dbfile) + strlen(new_suffix);
+	if (i > j) j = i;
+	if (j + 6 >= BSIZE)
+		{
+		BIO_printf(bio_err,"file name too long\n");
+		goto err;
+		}
+
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile);
+#else
+	j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile);
+#endif
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s",
+		dbfile, new_suffix);
+#else
+	j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s",
+		dbfile, new_suffix);
+#endif
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",
+		dbfile, new_suffix);
+#else
+	j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",
+		dbfile, new_suffix);
+#endif
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",
+		dbfile, old_suffix);
+#else
+	j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",
+		dbfile, old_suffix);
+#endif
+#ifndef OPENSSL_SYS_VMS
+	j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s",
+		dbfile, old_suffix);
+#else
+	j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s",
+		dbfile, old_suffix);
+#endif
+	if (stat(dbfile,&sb) < 0)
+		{
+		if (errno != ENOENT 
+#ifdef ENOTDIR
+			&& errno != ENOTDIR)
+#endif
+			goto err;
+		}
+	else
+		{
+#ifdef RL_DEBUG
+		BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
+			dbfile, buf[1]);
+#endif
+		if (rename(dbfile,buf[1]) < 0)
+			{
+			BIO_printf(bio_err,
+				"unable to rename %s to %s\n",
+				dbfile, buf[1]);
+			perror("reason");
+			goto err;
+			}
+		}
+#ifdef RL_DEBUG
+	BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
+		buf[0],dbfile);
+#endif
+	if (rename(buf[0],dbfile) < 0)
+		{
+		BIO_printf(bio_err,
+			"unable to rename %s to %s\n",
+			buf[0],dbfile);
+		perror("reason");
+		rename(buf[1],dbfile);
+		goto err;
+		}
+	if (stat(buf[4],&sb) < 0)
+		{
+		if (errno != ENOENT 
+#ifdef ENOTDIR
+			&& errno != ENOTDIR)
+#endif
+			goto err;
+		}
+	else
+		{
+#ifdef RL_DEBUG
+		BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
+			buf[4],buf[3]);
+#endif
+		if (rename(buf[4],buf[3]) < 0)
+			{
+			BIO_printf(bio_err,
+				"unable to rename %s to %s\n",
+				buf[4], buf[3]);
+			perror("reason");
+			rename(dbfile,buf[0]);
+			rename(buf[1],dbfile);
+			goto err;
+			}
+		}
+#ifdef RL_DEBUG
+	BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
+		buf[2],buf[4]);
+#endif
+	if (rename(buf[2],buf[4]) < 0)
+		{
+		BIO_printf(bio_err,
+			"unable to rename %s to %s\n",
+			buf[2],buf[4]);
+		perror("reason");
+		rename(buf[3],buf[4]);
+		rename(dbfile,buf[0]);
+		rename(buf[1],dbfile);
+		goto err;
+		}
+	return 1;
+ err:
+	return 0;
+	}
+
+void free_index(CA_DB *db)
+	{
+	if (db)
+		{
+		if (db->db) TXT_DB_free(db->db);
+		OPENSSL_free(db);
+		}
+	}
+
+int parse_yesno(char *str, int def)
+	{
+	int ret = def;
+	if (str)
+		{
+		switch (*str)
+			{
+		case 'f': /* false */
+		case 'F': /* FALSE */
+		case 'n': /* no */
+		case 'N': /* NO */
+		case '0': /* 0 */
+			ret = 0;
+			break;
+		case 't': /* true */
+		case 'T': /* TRUE */
+		case 'y': /* yes */
+		case 'Y': /* YES */
+		case '1': /* 1 */
+			ret = 0;
+			break;
+		default:
+			ret = def;
+			break;
+			}
+		}
+	return ret;
+	}
+
+/*
+ * subject is expected to be in the format /type0=value0/type1=value1/type2=...
+ * where characters may be escaped by \
+ */
+X509_NAME *parse_name(char *subject, long chtype, int multirdn)
+	{
+	size_t buflen = strlen(subject)+1; /* to copy the types and values into. due to escaping, the copy can only become shorter */
+	char *buf = OPENSSL_malloc(buflen);
+	size_t max_ne = buflen / 2 + 1; /* maximum number of name elements */
+	char **ne_types = OPENSSL_malloc(max_ne * sizeof (char *));
+	char **ne_values = OPENSSL_malloc(max_ne * sizeof (char *));
+	int *mval = OPENSSL_malloc (max_ne * sizeof (int));
+
+	char *sp = subject, *bp = buf;
+	int i, ne_num = 0;
+
+	X509_NAME *n = NULL;
+	int nid;
+
+	if (!buf || !ne_types || !ne_values)
+		{
+		BIO_printf(bio_err, "malloc error\n");
+		goto error;
+		}	
+
+	if (*subject != '/')
+		{
+		BIO_printf(bio_err, "Subject does not start with '/'.\n");
+		goto error;
+		}
+	sp++; /* skip leading / */
+
+	/* no multivalued RDN by default */
+	mval[ne_num] = 0;
+
+	while (*sp)
+		{
+		/* collect type */
+		ne_types[ne_num] = bp;
+		while (*sp)
+			{
+			if (*sp == '\\') /* is there anything to escape in the type...? */
+				{
+				if (*++sp)
+					*bp++ = *sp++;
+				else	
+					{
+					BIO_printf(bio_err, "escape character at end of string\n");
+					goto error;
+					}
+				}	
+			else if (*sp == '=')
+				{
+				sp++;
+				*bp++ = '\0';
+				break;
+				}
+			else
+				*bp++ = *sp++;
+			}
+		if (!*sp)
+			{
+			BIO_printf(bio_err, "end of string encountered while processing type of subject name element #%d\n", ne_num);
+			goto error;
+			}
+		ne_values[ne_num] = bp;
+		while (*sp)
+			{
+			if (*sp == '\\')
+				{
+				if (*++sp)
+					*bp++ = *sp++;
+				else
+					{
+					BIO_printf(bio_err, "escape character at end of string\n");
+					goto error;
+					}
+				}
+			else if (*sp == '/')
+				{
+				sp++;
+				/* no multivalued RDN by default */
+				mval[ne_num+1] = 0;
+				break;
+				}
+			else if (*sp == '+' && multirdn)
+				{
+				/* a not escaped + signals a mutlivalued RDN */
+				sp++;
+				mval[ne_num+1] = -1;
+				break;
+				}
+			else
+				*bp++ = *sp++;
+			}
+		*bp++ = '\0';
+		ne_num++;
+		}	
+
+	if (!(n = X509_NAME_new()))
+		goto error;
+
+	for (i = 0; i < ne_num; i++)
+		{
+		if ((nid=OBJ_txt2nid(ne_types[i])) == NID_undef)
+			{
+			BIO_printf(bio_err, "Subject Attribute %s has no known NID, skipped\n", ne_types[i]);
+			continue;
+			}
+
+		if (!*ne_values[i])
+			{
+			BIO_printf(bio_err, "No value provided for Subject Attribute %s, skipped\n", ne_types[i]);
+			continue;
+			}
+
+		if (!X509_NAME_add_entry_by_NID(n, nid, chtype, (unsigned char*)ne_values[i], -1,-1,mval[i]))
+			goto error;
+		}
+
+	OPENSSL_free(ne_values);
+	OPENSSL_free(ne_types);
+	OPENSSL_free(buf);
+	return n;
+
+error:
+	X509_NAME_free(n);
+	if (ne_values)
+		OPENSSL_free(ne_values);
+	if (ne_types)
+		OPENSSL_free(ne_types);
+	if (buf)
+		OPENSSL_free(buf);
+	return NULL;
+}
+
+/* This code MUST COME AFTER anything that uses rename() */
+#ifdef OPENSSL_SYS_WIN32
+int WIN32_rename(char *from, char *to)
+	{
+#ifndef OPENSSL_SYS_WINCE
+	/* Windows rename gives an error if 'to' exists, so delete it
+	 * first and ignore file not found errror
+	 */
+	if((remove(to) != 0) && (errno != ENOENT))
+		return -1;
+#undef rename
+	return rename(from, to);
+#else
+	/* convert strings to UNICODE */
+	{
+	BOOL result = FALSE;
+	WCHAR* wfrom;
+	WCHAR* wto;
+	int i;
+	wfrom = malloc((strlen(from)+1)*2);
+	wto = malloc((strlen(to)+1)*2);
+	if (wfrom != NULL && wto != NULL)
+		{
+		for (i=0; i<(int)strlen(from)+1; i++)
+			wfrom[i] = (short)from[i];
+		for (i=0; i<(int)strlen(to)+1; i++)
+			wto[i] = (short)to[i];
+		result = MoveFile(wfrom, wto);
+		}
+	if (wfrom != NULL)
+		free(wfrom);
+	if (wto != NULL)
+		free(wto);
+	return result;
+	}
+#endif
+	}
+#endif