ProtocolData.cc

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/*
 * Copyright (C) 1996-2023 The Squid Software Foundation and contributors
 *
 * Squid software is distributed under GPLv2+ license and includes
 * contributions from numerous individuals and organizations.
 * Please see the COPYING and CONTRIBUTORS files for details.
 */
 
/* DEBUG: section 28    Access Control */
 
#include "squid.h"
#include "acl/Checklist.h"
#include "acl/ProtocolData.h"
#include "ConfigParser.h"
#include "debug/Stream.h"
#include "wordlist.h"
 
ACLProtocolData::~ACLProtocolData()
{
    values.clear();
}
 
bool
ACLProtocolData::match(AnyP::ProtocolType toFind)
{
    for (auto itr = values.begin(); itr != values.end(); ++itr) {
        if (*itr == toFind) {
            // tune the list for LRU ordering
            values.erase(itr);
            values.push_front(toFind);
            return true;
        }
    }
    return false;
}
 
SBufList
ACLProtocolData::dump() const
{
    SBufList sl;
    for (std::list<AnyP::ProtocolType>::const_iterator itr = values.begin(); itr != values.end(); ++itr) {
        sl.push_back(SBuf(AnyP::ProtocolType_str[*itr]));
    }
 
    return sl;
}
 
void
ACLProtocolData::parse()
{
    while (char *t = ConfigParser::strtokFile()) {
        int p = AnyP::PROTO_NONE;
        for (; p < AnyP::PROTO_UNKNOWN; ++p) {
            if (strcasecmp(t, AnyP::ProtocolType_str[p]) == 0) {
                values.push_back(static_cast<AnyP::ProtocolType>(p));
                break;
            }
        }
        if (p == AnyP::PROTO_UNKNOWN) {
            debugs(28, DBG_IMPORTANT, "WARNING: Ignoring unknown protocol '" << t << "' in the ACL named '" << AclMatchedName << "'");
            // XXX: store the text pattern of this protocol name for live comparisons
        }
    }
}