--- /dev/null
+/*
+ * $Id: ACLHTTPStatus.cc,v 1.1 2005/09/25 20:58:23 hno Exp $
+ *
+ * DEBUG: section 28 Access Control
+ * AUTHOR: Duane Wessels
+ *
+ * SQUID Web Proxy Cache http://www.squid-cache.org/
+ * ----------------------------------------------------------
+ *
+ * Squid is the result of efforts by numerous individuals from
+ * the Internet community; see the CONTRIBUTORS file for full
+ * details. Many organizations have provided support for Squid's
+ * development; see the SPONSORS file for full details. Squid is
+ * Copyrighted (C) 2001 by the Regents of the University of
+ * California; see the COPYRIGHT file for full details. Squid
+ * incorporates software developed and/or copyrighted by other
+ * sources; see the CREDITS file for full details.
+ *
+ * This program 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.
+ *
+ * This program 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., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
+ *
+ *
+ * Copyright (c) 2003, Robert Collins <robertc@squid-cache.org>
+ */
+
+#include "config.h"
+#ifdef _SQUID_CYGWIN_
+#include <squid_windows.h>
+#endif
+#include "squid.h"
+
+#include "ACLHTTPStatus.h"
+#include "HttpReply.h"
+
+static void aclParseHTTPStatusList(SplayNode<acl_httpstatus_data *> **curlist);
+static int aclHTTPStatusCompare(acl_httpstatus_data * const &a, acl_httpstatus_data * const &b);
+static int aclMatchHTTPStatus(SplayNode<acl_httpstatus_data*> **dataptr, http_status status);
+
+acl_httpstatus_data::acl_httpstatus_data(int x) : status1(x), status2(x) { ; }
+
+acl_httpstatus_data::acl_httpstatus_data(int x, int y) : status1(x), status2(y) { ; }
+
+void acl_httpstatus_data::toStr(char* buf, int len) const
+{
+ if (status2 == INT_MAX)
+ snprintf(buf, len, "%d-", status1);
+ else if (status1 == status2)
+ snprintf(buf, len, "%d", status1);
+ else
+ snprintf(buf, len, "%d-%d", status1, status2);
+}
+
+int acl_httpstatus_data::compare(acl_httpstatus_data* const& a, acl_httpstatus_data* const& b)
+{
+ int ret;
+ ret = aclHTTPStatusCompare(b, a);
+
+ if (ret != 0)
+ ret = aclHTTPStatusCompare(a, b);
+
+ if (ret == 0) {
+ char bufa[8];
+ char bufb[8];
+ a->toStr(bufa, sizeof(bufa));
+ b->toStr(bufb, sizeof(bufb));
+ debug(28, 0) ("WARNING: '%s' is a subrange of '%s'\n", bufa, bufb);
+ debug(28, 0) ("WARNING: because of this '%s' is ignored "
+ "to keep splay tree searching predictable\n", bufa);
+ debug(28, 0) ("WARNING: You should probably remove '%s' "
+ "from the ACL named '%s'\n", bufb, AclMatchedName);
+ }
+
+ return ret;
+}
+
+ACL::Prototype ACLHTTPStatus::RegistryProtoype(&ACLHTTPStatus::RegistryEntry_, "http_status");
+
+ACLHTTPStatus ACLHTTPStatus::RegistryEntry_("http_status");
+
+ACL *
+ACLHTTPStatus::clone() const
+{
+ return new ACLHTTPStatus(*this);
+}
+
+ACLHTTPStatus::ACLHTTPStatus (char const *theClass) : data(NULL), class_ (theClass)
+{}
+
+ACLHTTPStatus::ACLHTTPStatus (ACLHTTPStatus const & old) : data(NULL), class_ (old.class_)
+{
+ /* we don't have copy constructors for the data yet */
+ assert(!old.data);
+}
+
+ACLHTTPStatus::~ACLHTTPStatus()
+{
+ if (data)
+ data->destroy(SplayNode<acl_httpstatus_data*>::DefaultFree);
+}
+
+char const *
+ACLHTTPStatus::typeString() const
+{
+ return class_;
+}
+
+bool
+ACLHTTPStatus::empty () const
+{
+ return data->empty();
+}
+
+acl_httpstatus_data*
+aclParseHTTPStatusData(const char *t)
+{
+ int status;
+ status = atoi(t);
+ t = strchr(t, '-');
+
+ if (!t)
+ return new acl_httpstatus_data(status);
+
+ if (*(++t))
+ return new acl_httpstatus_data(status, atoi(t));
+
+ return new acl_httpstatus_data(status, INT_MAX);
+}
+
+
+void
+ACLHTTPStatus::parse()
+{
+ aclParseHTTPStatusList (&data);
+}
+
+void
+aclParseHTTPStatusList(SplayNode<acl_httpstatus_data *> **curlist)
+{
+ char *t = NULL;
+ SplayNode<acl_httpstatus_data*> **Top = curlist;
+ acl_httpstatus_data *q = NULL;
+
+ while ((t = strtokFile())) {
+ if ((q = aclParseHTTPStatusData(t)) == NULL)
+ continue;
+
+ *Top = (*Top)->insert(q, acl_httpstatus_data::compare);
+ }
+}
+
+int
+ACLHTTPStatus::match(ACLChecklist *checklist)
+{
+ return aclMatchHTTPStatus(&data, checklist->reply->sline.status);
+}
+
+int
+aclMatchHTTPStatus(SplayNode<acl_httpstatus_data*> **dataptr, http_status status)
+{
+
+ acl_httpstatus_data X(status);
+ SplayNode<acl_httpstatus_data*> **Top = dataptr;
+ *Top = Top[0]->splay(&X, aclHTTPStatusCompare);
+
+ debug(28, 3) ("aclMatchHTTPStatus: '%d' %s\n", status,
+ splayLastResult ? "NOT found" : "found");
+ return (0 == splayLastResult);
+}
+
+static int
+aclHTTPStatusCompare(acl_httpstatus_data * const &a, acl_httpstatus_data * const &b)
+{
+ if (a->status1 < b->status1)
+ return 1;
+
+ if (a->status1 > b->status2)
+ return -1;
+
+ return 0;
+}
+
+static void
+aclDumpHTTPStatusListWalkee(acl_httpstatus_data * const &node, void *state)
+{
+ static char buf[8];
+ node->toStr(buf, sizeof(buf));
+ wordlistAdd((wordlist **)state, buf);
+}
+
+wordlist *
+ACLHTTPStatus::dump() const
+{
+ wordlist *w = NULL;
+ data->walk(aclDumpHTTPStatusListWalkee, &w);
+ return w;
+}
+
--- /dev/null
+
+/*
+ * $Id: ACLHTTPStatus.h,v 1.1 2005/09/25 20:58:23 hno Exp $
+ *
+ *
+ * SQUID Web Proxy Cache http://www.squid-cache.org/
+ * ----------------------------------------------------------
+ *
+ * Squid is the result of efforts by numerous individuals from
+ * the Internet community; see the CONTRIBUTORS file for full
+ * details. Many organizations have provided support for Squid's
+ * development; see the SPONSORS file for full details. Squid is
+ * Copyrighted (C) 2001 by the Regents of the University of
+ * California; see the COPYRIGHT file for full details. Squid
+ * incorporates software developed and/or copyrighted by other
+ * sources; see the CREDITS file for full details.
+ *
+ * This program 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.
+ *
+ * This program 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., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
+ *
+ *
+ * Copyright (c) 2003, Robert Collins <robertc@squid-cache.org>
+ */
+
+#ifndef SQUID_ACLHTTPSTATUS_H
+#define SQUID_ACLHTTPSTATUS_H
+#include "ACL.h"
+#include "ACLChecklist.h"
+#include "splay.h"
+
+struct acl_httpstatus_data
+{
+ int status1, status2;
+ acl_httpstatus_data(int);
+ acl_httpstatus_data(int, int);
+ void toStr(char* buf, int len) const;
+
+ static int compare(acl_httpstatus_data* const& a, acl_httpstatus_data* const& b);
+};
+
+class ACLHTTPStatus : public ACL
+{
+
+public:
+ MEMPROXY_CLASS(ACLHTTPStatus);
+
+ ACLHTTPStatus(char const *);
+ ACLHTTPStatus(ACLHTTPStatus const &);
+ ~ACLHTTPStatus();
+ ACLHTTPStatus&operator=(ACLHTTPStatus const &);
+
+ virtual ACL *clone()const;
+ virtual char const *typeString() const;
+ virtual void parse();
+ virtual int match(ACLChecklist *checklist);
+ virtual wordlist *dump() const;
+ virtual bool empty () const;
+ virtual bool requiresRequest() { return true; }
+
+protected:
+ static Prototype RegistryProtoype;
+ static ACLHTTPStatus RegistryEntry_;
+ SplayNode<acl_httpstatus_data*> *data;
+ char const *class_;
+};
+
+MEMPROXY_CLASS_INLINE(ACLHTTPStatus)
+
+#endif /* SQUID_ACLHTTPSTATUS_H */
projects / thirdparty / squid.git / commitdiff
