Index: mozilla/security/nss/lib/softoken/sftkmod.c
===================================================================
RCS file: /cvsroot/mozilla/security/nss/lib/softoken/sftkmod.c,v
--- mozilla/security/nss/lib/softoken/sftkmod.c	15 Jan 2011 20:59:11 -0000	1.8
+++ mozilla/security/nss/lib/softoken/sftkmod.c	2 Oct 2011 14:45:28 -0000
@@ -179,15 +179,18 @@ char *sftk_getOldSecmodName(const char *
     char *sep;
 
     sep = PORT_Strrchr(dirPath,*PATH_SEPARATOR);
-#ifdef WINDOWS
+#ifdef _WIN32
     if (!sep) {
-	sep = PORT_Strrchr(dirPath,'/');
+	/* pkcs11i.h defines PATH_SEPARATOR as "/" for all platforms. */
+	sep = PORT_Strrchr(dirPath,'\\');
     }
 #endif
     if (sep) {
-	*(sep)=0;
+	*sep = 0;
+	file = PR_smprintf("%s"PATH_SEPARATOR"%s", dirPath, filename);
+    } else {
+	file = PR_smprintf("%s", filename);
     }
-    file= PR_smprintf("%s"PATH_SEPARATOR"%s", dirPath, filename);
     PORT_Free(dirPath);
     return file;
 }
@@ -242,13 +245,18 @@ sftkdb_ReadSecmodDB(SDBType dbType, cons
     char *paramsValue=NULL;
     PRBool failed = PR_TRUE;
 
-    if ((dbType == SDB_LEGACY) || (dbType == SDB_MULTIACCESS)) {
+    if ((dbname != NULL) &&
+		((dbType == SDB_LEGACY) || (dbType == SDB_MULTIACCESS))) {
 	return sftkdbCall_ReadSecmodDB(appName, filename, dbname, params, rw);
     }
 
     moduleList = (char **) PORT_ZAlloc(useCount*sizeof(char **));
     if (moduleList == NULL) return NULL;
 
+    if (dbname == NULL) {
+	goto return_default;
+    }
+
     /* do we really want to use streams here */
     fd = fopen(dbname, "r");
     if (fd == NULL) goto done;
@@ -405,7 +413,11 @@ sftkdb_ReadSecmodDB(SDBType dbType, cons
 	moduleString = NULL;
     }
 done:
-    /* if we couldn't open a pkcs11 database, look for the old one */
+    /* If we couldn't open a pkcs11 database, look for the old one.
+     * This is necessary to maintain the semantics of the transition from
+     * old to new DB's. If there is an old DB and not new DB, we will
+     * automatically use the old DB. If the DB was opened read/write, we
+     * create a new db and upgrade it from the old one. */
     if (fd == NULL) {
 	char *olddbname = sftk_getOldSecmodName(dbname,filename);
 	PRStatus status;
@@ -462,6 +474,8 @@ bail:
 	    PR_smprintf_free(olddbname);
 	}
     }
+
+return_default:
 	
     if (!moduleList[0]) {
 	char * newParams;
@@ -515,7 +529,8 @@ sftkdb_ReleaseSecmodDBData(SDBType dbTyp
 			const char *filename, const char *dbname, 
 			char **moduleSpecList, PRBool rw)
 {
-    if ((dbType == SDB_LEGACY) || (dbType == SDB_MULTIACCESS)) {
+    if ((dbname != NULL) &&
+		((dbType == SDB_LEGACY) || (dbType == SDB_MULTIACCESS))) {
 	return sftkdbCall_ReleaseSecmodDBData(appName, filename, dbname, 
 					  moduleSpecList, rw);
     }
@@ -546,6 +561,10 @@ sftkdb_DeleteSecmodDB(SDBType dbType, co
     PRBool skip = PR_FALSE;
     PRBool found = PR_FALSE;
 
+    if (dbname == NULL) {
+	return SECFailure;
+    }
+
     if ((dbType == SDB_LEGACY) || (dbType == SDB_MULTIACCESS)) {
 	return sftkdbCall_DeleteSecmodDB(appName, filename, dbname, args, rw);
     }
@@ -669,6 +688,10 @@ sftkdb_AddSecmodDB(SDBType dbType, const
     char *block = NULL;
     PRBool libFound = PR_FALSE;
 
+    if (dbname == NULL) {
+	return SECFailure;
+    }
+
     if ((dbType == SDB_LEGACY) || (dbType == SDB_MULTIACCESS)) {
 	return sftkdbCall_AddSecmodDB(appName, filename, dbname, module, rw);
     }
Index: mozilla/security/nss/lib/softoken/sftkpars.c
===================================================================
RCS file: /cvsroot/mozilla/security/nss/lib/softoken/sftkpars.c,v
--- mozilla/security/nss/lib/softoken/sftkpars.c	18 Jun 2010 04:09:27 -0000	1.11
+++ mozilla/security/nss/lib/softoken/sftkpars.c	2 Oct 2011 14:45:29 -0000
@@ -607,6 +607,7 @@ sftk_getSecmodName(char *param, SDBType 
     char *value = NULL;
     char *save_params = param;
     const char *lconfigdir;
+    PRBool noModDB = PR_FALSE;
     param = sftk_argStrip(param);
 	
 
@@ -631,7 +632,10 @@ sftk_getSecmodName(char *param, SDBType 
 
    if (sftk_argHasFlag("flags","noModDB",save_params)) {
 	/* there isn't a module db, don't load the legacy support */
+	noModDB = PR_TRUE;
 	*dbType = SDB_SQL;
+	PORT_Free(*filename);
+	*filename = NULL;
         *rw = PR_FALSE;
    }
 
@@ -640,7 +644,9 @@ sftk_getSecmodName(char *param, SDBType 
 	secmodName="pkcs11.txt";
    }
 
-   if (lconfigdir) {
+   if (noModDB) {
+	value = NULL;
+   } else if (lconfigdir && lconfigdir[0] != '\0') {
 	value = PR_smprintf("%s" PATH_SEPARATOR "%s",lconfigdir,secmodName);
    } else {
 	value = PR_smprintf("%s",secmodName);