diff options
Diffstat (limited to 'mDNSResponder/mDNSMacOS9/Mac OS Test Searcher.c')
| -rw-r--r-- | mDNSResponder/mDNSMacOS9/Mac OS Test Searcher.c | 243 |
1 files changed, 0 insertions, 243 deletions
diff --git a/mDNSResponder/mDNSMacOS9/Mac OS Test Searcher.c b/mDNSResponder/mDNSMacOS9/Mac OS Test Searcher.c deleted file mode 100644 index 1de64631..00000000 --- a/mDNSResponder/mDNSMacOS9/Mac OS Test Searcher.c +++ /dev/null @@ -1,243 +0,0 @@ -/* -*- Mode: C; tab-width: 4 -*- - * - * Copyright (c) 2002-2003 Apple Computer, Inc. All rights reserved. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include <stdio.h> // For printf() -#include <Events.h> // For WaitNextEvent() -#include <SIOUX.h> // For SIOUXHandleOneEvent() - -#include "mDNSEmbeddedAPI.h" // Defines the interface to the client layer above -#include "mDNSMacOS9.h" // Defines the specific types needed to run mDNS on this platform - -typedef struct - { - OTLIFO serviceinfolist; - Boolean headerPrinted; - Boolean lostRecords; - } SearcherServices; - -typedef struct { ServiceInfo i; mDNSBool add; mDNSBool dom; OTLink link; } linkedServiceInfo; - -// These don't have to be globals, but their memory does need to remain valid for as -// long as the search is going on. They are declared as globals here for simplicity. -#define RR_CACHE_SIZE 1000 -static CacheEntity rrcachestorage[RR_CACHE_SIZE]; -static mDNS mDNSStorage; -static mDNS_PlatformSupport PlatformSupportStorage; -static SearcherServices services; -static DNSQuestion browsequestion, domainquestion; - -// PrintServiceInfo prints the service information to standard out -// A real application might want to do something else with the information -static void PrintServiceInfo(SearcherServices *services) - { - OTLink *link = OTReverseList(OTLIFOStealList(&services->serviceinfolist)); - - while (link) - { - linkedServiceInfo *ls = OTGetLinkObject(link, linkedServiceInfo, link); - ServiceInfo *s = &ls->i; - - if (!services->headerPrinted) - { - printf("%-55s Type Domain IP Address Port Info\n", "Name"); - services->headerPrinted = true; - } - - if (ls->dom) - { - char c_dom[MAX_ESCAPED_DOMAIN_NAME]; - ConvertDomainNameToCString(&s->name, c_dom); - if (ls->add) printf("%-55s available for browsing\n", c_dom); - else printf("%-55s no longer available for browsing\n", c_dom); - } - else - { - domainlabel name; - domainname type, domain; - char c_name[MAX_DOMAIN_LABEL+1], c_type[MAX_ESCAPED_DOMAIN_NAME], c_dom[MAX_ESCAPED_DOMAIN_NAME], c_ip[20]; - DeconstructServiceName(&s->name, &name, &type, &domain); - ConvertDomainLabelToCString_unescaped(&name, c_name); - ConvertDomainNameToCString(&type, c_type); - ConvertDomainNameToCString(&domain, c_dom); - sprintf(c_ip, "%d.%d.%d.%d", s->ip.ip.v4.b[0], s->ip.ip.v4.b[1], s->ip.ip.v4.b[2], s->ip.ip.v4.b[3]); - - printf("%-55s %-16s %-14s ", c_name, c_type, c_dom); - if (ls->add) printf("%-15s %5d %#s\n", c_ip, mDNSVal16(s->port), s->TXTinfo); - else printf("Removed\n"); - } - - link = link->fNext; - OTFreeMem(ls); - } - } - -// When the name, address, port, and txtinfo for a service is found, FoundInstanceInfo() -// enqueues a record for PrintServiceInfo() to print. -// Note, a browsing application would *not* normally need to get all this information -- -// all it needs is the name, to display to the user. -// Finding out the address, port, and txtinfo should be deferred to the time that the user -// actually needs to contact the service to use it. -static void FoundInstanceInfo(mDNS *const m, ServiceInfoQuery *query) - { - SearcherServices *services = (SearcherServices *)query->ServiceInfoQueryContext; - linkedServiceInfo *info = (linkedServiceInfo *)(query->info); - if (query->info->ip.type == mDNSAddrType_IPv4) - { - mDNS_StopResolveService(m, query); // For this test code, one answer is sufficient - OTLIFOEnqueue(&services->serviceinfolist, &info->link); - OTFreeMem(query); - } - } - -// When a new named instance of a service is found, FoundInstance() is called. -// In this sample code we turn around and immediately issue a query to resolve that service name to -// find its address, port, and txtinfo, but a normal browing application would just display the name. -static void FoundInstance(mDNS *const m, DNSQuestion *question, const ResourceRecord *const answer, QC_result AddRecord) - { - #pragma unused (question) - SearcherServices *services = (SearcherServices *)question->QuestionContext; - linkedServiceInfo *info; - - debugf("FoundInstance %##s PTR %##s", answer->name->c, answer->rdata->u.name.c); - - if (answer->rrtype != kDNSType_PTR) return; - if (!services) { debugf("FoundInstance: services is NULL"); return; } - - info = (linkedServiceInfo *)OTAllocMem(sizeof(linkedServiceInfo)); - if (!info) { services->lostRecords = true; return; } - - info->i.name = answer->rdata->u.name; - info->i.InterfaceID = answer->InterfaceID; - info->i.ip.type = mDNSAddrType_IPv4; - info->i.ip.ip.v4 = zerov4Addr; - info->i.port = zeroIPPort; - info->add = AddRecord; - info->dom = mDNSfalse; - - if (!AddRecord) // If TTL == 0 we're deleting a service, - OTLIFOEnqueue(&services->serviceinfolist, &info->link); - else // else we're adding a new service - { - ServiceInfoQuery *q = (ServiceInfoQuery *)OTAllocMem(sizeof(ServiceInfoQuery)); - if (!q) { OTFreeMem(info); services->lostRecords = true; return; } - mDNS_StartResolveService(m, q, &info->i, FoundInstanceInfo, services); - } - } - -static void FoundDomain(mDNS *const m, DNSQuestion *question, const ResourceRecord *const answer, QC_result AddRecord) - { - #pragma unused (m) - #pragma unused (question) - SearcherServices *services = (SearcherServices *)question->QuestionContext; - linkedServiceInfo *info; - - debugf("FoundDomain %##s PTR %##s", answer->name->c, answer->rdata->u.name.c); - - if (answer->rrtype != kDNSType_PTR) return; - if (!services) { debugf("FoundDomain: services is NULL"); return; } - - info = (linkedServiceInfo *)OTAllocMem(sizeof(linkedServiceInfo)); - if (!info) { services->lostRecords = true; return; } - - info->i.name = answer->rdata->u.name; - info->i.InterfaceID = answer->InterfaceID; - info->i.ip.type = mDNSAddrType_IPv4; - info->i.ip.ip.v4 = zerov4Addr; - info->i.port = zeroIPPort; - info->add = AddRecord; - info->dom = mDNStrue; - - OTLIFOEnqueue(&services->serviceinfolist, &info->link); - } - -// YieldSomeTime() just cooperatively yields some time to other processes running on classic Mac OS -static Boolean YieldSomeTime(UInt32 milliseconds) - { - extern Boolean SIOUXQuitting; - EventRecord e; - WaitNextEvent(everyEvent, &e, milliseconds / 17, NULL); - SIOUXHandleOneEvent(&e); - return(SIOUXQuitting); - } - -int main() - { - mStatus err; - Boolean DoneSetup = false; - void *tempmem; - - SIOUXSettings.asktosaveonclose = false; - SIOUXSettings.userwindowtitle = "\pMulticast DNS Searcher"; - SIOUXSettings.rows = 40; - SIOUXSettings.columns = 132; - - printf("Multicast DNS Searcher\n\n"); - printf("This software reports errors using MacsBug breaks,\n"); - printf("so if you don't have MacsBug installed your Mac may crash.\n\n"); - printf("******************************************************************************\n"); - - err = InitOpenTransport(); - if (err) { debugf("InitOpenTransport failed %d", err); return(err); } - - err = mDNS_Init(&mDNSStorage, &PlatformSupportStorage, rrcachestorage, RR_CACHE_SIZE, - mDNS_Init_DontAdvertiseLocalAddresses, mDNS_Init_NoInitCallback, mDNS_Init_NoInitCallbackContext); - if (err) return(err); - - // Make sure OT has a large enough memory pool for us to draw from at OTNotifier (interrupt) time - tempmem = OTAllocMem(0x10000); - if (tempmem) OTFreeMem(tempmem); - else printf("**** Warning: OTAllocMem couldn't pre-allocate 64K for us.\n"); - - services.serviceinfolist.fHead = NULL; - services.headerPrinted = false; - services.lostRecords = false; - - while (!YieldSomeTime(35)) - { -#if MDNS_ONLYSYSTEMTASK - // For debugging, use "#define MDNS_ONLYSYSTEMTASK 1" and call mDNSPlatformIdle() periodically. - // For shipping code, don't define MDNS_ONLYSYSTEMTASK, and you don't need to call mDNSPlatformIdle() - extern void mDNSPlatformIdle(mDNS *const m); - mDNSPlatformIdle(&mDNSStorage); // Only needed for debugging version -#endif - if (mDNSStorage.mDNSPlatformStatus == mStatus_NoError && !DoneSetup) - { - domainname srvtype, srvdom; - DoneSetup = true; - printf("\nSending mDNS service lookup queries and waiting for responses...\n\n"); - MakeDomainNameFromDNSNameString(&srvtype, "_http._tcp."); - MakeDomainNameFromDNSNameString(&srvdom, "local."); - err = mDNS_StartBrowse(&mDNSStorage, &browsequestion, &srvtype, &srvdom, mDNSInterface_Any, mDNSfalse, FoundInstance, &services); - if (err) break; - err = mDNS_GetDomains(&mDNSStorage, &domainquestion, mDNS_DomainTypeBrowse, NULL, mDNSInterface_Any, FoundDomain, &services); - if (err) break; - } - - if (services.serviceinfolist.fHead) - PrintServiceInfo(&services); - - if (services.lostRecords) - { - services.lostRecords = false; - printf("**** Warning: Out of memory: Records have been missed.\n"); - } - } - - mDNS_StopBrowse(&mDNSStorage, &browsequestion); - mDNS_Close(&mDNSStorage); - return(0); - } |