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-rw-r--r--libmailutils/url/match.c102
1 files changed, 102 insertions, 0 deletions
diff --git a/libmailutils/url/match.c b/libmailutils/url/match.c
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+++ b/libmailutils/url/match.c
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+/* GNU Mailutils -- a suite of utilities for electronic mail
+ Copyright (C) 2010 Free Software Foundation, Inc.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 3 of the License, or (at your option) any later version.
+
+ This library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General
+ Public License along with this library. If not, see
+ <http://www.gnu.org/licenses/>. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+#ifdef HAVE_STRINGS_H
+# include <strings.h>
+#endif
+
+#include <mailutils/types.h>
+#include <mailutils/cstr.h>
+#include <mailutils/sys/url.h>
+
+#define is_wildcard(s) ((s)[0] == '*' && s[1] == 0)
+
+#define WEIGHT_SCHEME 3
+#define WEIGHT_USER 4
+#define WEIGHT_HOST 2
+#define WEIGHT_PORT 1
+
+int
+mu_url_matches_ticket (mu_url_t ticket, mu_url_t url, int *pwc)
+{
+ int wcnt = 0;
+
+ if (is_wildcard (ticket->scheme))
+ wcnt += WEIGHT_SCHEME;
+ else if (mu_c_strcasecmp (ticket->scheme, url->scheme))
+ return 0;
+
+ if (ticket->flags & MU_URL_HOST)
+ {
+ if (is_wildcard (ticket->host))
+ wcnt += WEIGHT_HOST;
+ else if (url->flags & MU_URL_HOST)
+ {
+ if (mu_c_strcasecmp (ticket->host, url->host))
+ /* FIXME: Compare IP addresses */
+ return 0;
+ }
+ else
+ return 0;
+ }
+ else
+ wcnt += WEIGHT_HOST;
+
+ if (ticket->flags & MU_URL_PORT)
+ {
+ if (is_wildcard (ticket->portstr))
+ wcnt += WEIGHT_PORT;
+ else if (url->port & MU_URL_PORT)
+ {
+ if (ticket->port != url->port)
+ return 0;
+ else
+ wcnt += WEIGHT_PORT;
+ }
+ }
+ else
+ wcnt += WEIGHT_PORT;
+
+ if (ticket->flags & MU_URL_USER)
+ {
+ if (is_wildcard (ticket->user))
+ wcnt += WEIGHT_USER;
+
+ /* If ticket has a user or pass, but url doesn't, that's OK, we were
+ looking for this info. But if url does have a user/pass, it
+ must match the ticket. */
+ else if (url->flags & MU_URL_USER)
+ {
+ if (strcmp (ticket->user, url->user))
+ return 0;
+ }
+ }
+ else
+ wcnt += WEIGHT_USER;
+
+ /* Guess it matches. */
+ if (pwc)
+ *pwc = wcnt;
+ return 1;
+}

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