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#import "resolver.h"
#import "macros.h"
#if !defined(HAVE_THREADSAFE_GETADDRINFO) && defined(OF_HAVE_THREADS)
# include "threading.h"
#endif
#import "OFAddressTranslationFailedException.h"
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# if !defined(HAVE_THREADSAFE_GETADDRINFO) && defined(OF_HAVE_THREADS)
if (!of_mutex_lock(&mutex))
@throw [OFLockFailedException exception];
@try {
# endif
int error;
(error = getaddrinfo([host UTF8String], portCString, &hints,
&res0)) != 0)
@throw [OFAddressTranslationFailedException
error: error];
error: OF_DNS_RESOLVER_ERROR_UNKNOWN];
count = 0;
for (res = res0; res != NULL; res = res->ai_next)
count++;
if (count == 0) {
freeaddrinfo(res0);
@throw [OFAddressTranslationFailedException
exceptionWithHost: host];
@throw [OFResolveHostFailedException
exceptionWithHost: host
recordClass: OF_DNS_RESOURCE_RECORD_CLASS_IN
recordType: 0
error: OF_DNS_RESOLVER_ERROR_NO_RESULT];
}
if ((ret = calloc(count + 1, sizeof(*ret))) == NULL) {
freeaddrinfo(res0);
@throw [OFOutOfMemoryException
exceptionWithRequestedSize: (count + 1) *
sizeof(*ret)];
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ret[1] = NULL;
return ret;
}
if ((he = gethostbyname((const void *)[host UTF8String])) ==
NULL || he->h_addrtype != AF_INET)
@throw [OFAddressTranslationFailedException
@throw [OFResolveHostFailedException
exceptionWithHost: host
recordClass: OF_DNS_RESOURCE_RECORD_CLASS_IN
recordType: 0
error: h_errno];
error: OF_DNS_RESOLVER_ERROR_UNKNOWN];
count = 0;
for (ip = (char **)he->h_addr_list; *ip != NULL; ip++)
count++;
if (count == 0)
@throw [OFAddressTranslationFailedException
exceptionWithHost: host];
@throw [OFResolveHostFailedException
exceptionWithHost: host
recordClass: OF_DNS_RESOURCE_RECORD_CLASS_IN
recordType: 0
error: OF_DNS_RESOLVER_ERROR_NO_RESULT];
if ((ret = calloc(count + 1, sizeof(*ret))) == NULL)
@throw [OFOutOfMemoryException
exceptionWithRequestedSize: (count + 1) *
sizeof(*ret)];
if ((results = malloc(count * sizeof(*results))) == NULL) {
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