1 files changed, 132 insertions, 0 deletions
diff --git a/dirmngr/ldapserver.c b/dirmngr/ldapserver.c
new file mode 100644
index 0000000..16e13e2
--- /dev/null
+++ b/dirmngr/ldapserver.c
@@ -0,0 +1,132 @@
+/* dirmngr.c - LDAP access
+   Copyright (C) 2008 g10 Code GmbH
+
+   This file is part of DirMngr.
+
+   DirMngr is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   DirMngr is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+   02110-1301, USA.  */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include "dirmngr.h"
+#include "ldapserver.h"
+
+
+/* Release the list of SERVERS.  As usual it is okay to call this
+   function with SERVERS passed as NULL.  */
+void
+ldapserver_list_free (ldap_server_t servers)
+{
+  while (servers)
+    {
+      ldap_server_t tmp = servers->next;
+      xfree (servers->host);
+      xfree (servers->user);
+      if (servers->pass)
+        memset (servers->pass, 0, strlen (servers->pass));
+      xfree (servers->pass);
+      xfree (servers->base);
+      xfree (servers);
+      servers = tmp;
+    }
+}
+
+
+/* Parse a single LDAP server configuration line.  Returns the server
+   or NULL in case of errors.  The configuration line is assumed to be
+   colon seprated with these fields:
+
+   1. field: Hostname
+   2. field: Portnumber
+   3. field: Username
+   4. field: Password
+   5. field: Base DN
+
+   FILENAME and LINENO are used for diagnostic purposes only.
+*/
+ldap_server_t
+ldapserver_parse_one (char *line,
+		      const char *filename, unsigned int lineno)
+{
+  char *p;
+  char *endp;
+  ldap_server_t server;
+  int fieldno;
+  int fail = 0;
+
+  /* Parse the colon separated fields.  */
+  server = xcalloc (1, sizeof *server);
+  for (fieldno = 1, p = line; p; p = endp, fieldno++ )
+    {
+      endp = strchr (p, ':');
+      if (endp)
+	*endp++ = '\0';
+      trim_spaces (p);
+      switch (fieldno)
+	{
+	case 1:
+	  if (*p)
+	    server->host = xstrdup (p);
+	  else
+	    {
+	      log_error (_("%s:%u: no hostname given\n"),
+			 filename, lineno);
+	      fail = 1;
+	    }
+	  break;
+
+	case 2:
+	  if (*p)
+	    server->port = atoi (p);
+	  break;
+
+	case 3:
+	  if (*p)
+	    server->user = xstrdup (p);
+	  break;
+
+	case 4:
+	  if (*p && !server->user)
+	    {
+	      log_error (_("%s:%u: password given without user\n"),
+			 filename, lineno);
+	      fail = 1;
+	    }
+	  else if (*p)
+	    server->pass = xstrdup (p);
+	  break;
+
+	case 5:
+	  if (*p)
+	    server->base = xstrdup (p);
+	  break;
+
+	default:
+	  /* (We silently ignore extra fields.) */
+	  break;
+	}
+    }
+
+  if (fail)
+    {
+      log_info (_("%s:%u: skipping this line\n"), filename, lineno);
+      ldapserver_list_free (server);
+      server = NULL;
+    }
+
+  return server;
+}