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git://source.winehq.org/git/wine.git
synced 2024-09-01 17:33:37 +00:00
dnsapi: Implement support for returning ipv4 servers in a DNS_ADDR_ARRAY.
Signed-off-by: Huw Davies <huw@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
parent
2e399e4857
commit
bd80dd0903
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@ -121,13 +121,13 @@ static inline char *strdup_ua( const char *src )
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extern const char *type_to_str( unsigned short ) DECLSPEC_HIDDEN;
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extern DNS_STATUS CDECL resolv_get_serverlist( IP4_ARRAY *, DWORD * ) DECLSPEC_HIDDEN;
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extern DNS_STATUS CDECL resolv_get_serverlist( USHORT, DNS_ADDR_ARRAY *, DWORD * ) DECLSPEC_HIDDEN;
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extern DNS_STATUS CDECL resolv_query( const char *, WORD, DWORD, DNS_RECORDA ** ) DECLSPEC_HIDDEN;
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extern DNS_STATUS CDECL resolv_set_serverlist( const IP4_ARRAY * ) DECLSPEC_HIDDEN;
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struct resolv_funcs
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{
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DNS_STATUS (CDECL *get_serverlist)( IP4_ARRAY *addrs, DWORD *len );
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DNS_STATUS (CDECL *get_serverlist)( USHORT family, DNS_ADDR_ARRAY *addrs, DWORD *len );
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DNS_STATUS (CDECL *query)( const char *name, WORD type, DWORD options, DNS_RECORDA **result );
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DNS_STATUS (CDECL *set_serverlist)( const IP4_ARRAY *addrs );
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};
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@ -50,6 +50,9 @@
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#include "winbase.h"
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#include "winnls.h"
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#include "windns.h"
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#define USE_WS_PREFIX
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#include "ws2def.h"
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#include "ws2ipdef.h"
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#include "wine/debug.h"
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#include "wine/heap.h"
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@ -225,25 +228,33 @@ static DNS_STATUS map_h_errno( int error )
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}
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}
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DNS_STATUS CDECL resolv_get_serverlist( IP4_ARRAY *addrs, DWORD *len )
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DNS_STATUS CDECL resolv_get_serverlist( USHORT family, DNS_ADDR_ARRAY *addrs, DWORD *len )
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{
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unsigned int size;
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int i;
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DWORD needed, i;
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init_resolver();
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size = FIELD_OFFSET(IP4_ARRAY, AddrArray[_res.nscount]);
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if (!addrs || *len < size)
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if (family != WS_AF_INET) return ERROR_NOT_SUPPORTED;
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needed = FIELD_OFFSET(DNS_ADDR_ARRAY, AddrArray[_res.nscount]);
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if (!addrs || *len < needed)
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{
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*len = size;
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return ERROR_INSUFFICIENT_BUFFER;
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*len = needed;
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return !addrs ? ERROR_SUCCESS : ERROR_MORE_DATA;
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}
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addrs->AddrCount = _res.nscount;
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*len = needed;
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memset( addrs, 0, needed );
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addrs->AddrCount = addrs->MaxCount = _res.nscount;
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for (i = 0; i < _res.nscount; i++)
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addrs->AddrArray[i] = _res.nsaddr_list[i].sin_addr.s_addr;
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{
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SOCKADDR_INET *inet = (SOCKADDR_INET *)addrs->AddrArray[i].MaxSa;
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inet->Ipv4.sin_family = WS_AF_INET;
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inet->Ipv4.sin_addr.WS_s_addr = _res.nsaddr_list[i].sin_addr.s_addr;
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addrs->AddrArray[i].Data.DnsAddrUserDword[0] = sizeof(SOCKADDR_IN);
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}
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return ERROR_SUCCESS;
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}
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@ -25,6 +25,7 @@
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#include "winnls.h"
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#include "windns.h"
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#include "nb30.h"
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#include "ws2def.h"
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#include "wine/debug.h"
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#include "dnsapi.h"
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@ -259,6 +260,46 @@ static DNS_STATUS get_hostname_w( COMPUTER_NAME_FORMAT format, PWSTR buffer, PDW
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return ERROR_SUCCESS;
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}
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static DNS_STATUS get_dns_server_list( IP4_ARRAY *out, DWORD *len )
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{
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char buf[FIELD_OFFSET(DNS_ADDR_ARRAY, AddrArray[3])];
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DNS_ADDR_ARRAY *servers = (DNS_ADDR_ARRAY *)buf;
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DWORD ret, needed, i, num, array_len = sizeof(buf);
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for (;;)
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{
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ret = resolv_funcs->get_serverlist( AF_INET, servers, &array_len );
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if (ret != ERROR_SUCCESS && ret != ERROR_MORE_DATA) goto err;
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num = (array_len - FIELD_OFFSET(DNS_ADDR_ARRAY, AddrArray[0])) / sizeof(DNS_ADDR);
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needed = FIELD_OFFSET(IP4_ARRAY, AddrArray[num]);
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if (!out || *len < needed)
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{
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*len = needed;
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ret = !out ? ERROR_SUCCESS : ERROR_MORE_DATA;
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goto err;
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}
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if (!ret) break;
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if ((char *)servers != buf) heap_free( servers );
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servers = heap_alloc( array_len );
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if (!servers)
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{
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ret = ERROR_NOT_ENOUGH_MEMORY;
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goto err;
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}
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}
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out->AddrCount = num;
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for (i = 0; i < num; i++)
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out->AddrArray[i] = ((SOCKADDR_IN *)servers->AddrArray[i].MaxSa)->sin_addr.s_addr;
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*len = needed;
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ret = ERROR_SUCCESS;
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err:
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if ((char *)servers != buf) heap_free( servers );
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return ret;
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}
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/******************************************************************************
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* DnsQueryConfig [DNSAPI.@]
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*
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@ -276,10 +317,8 @@ DNS_STATUS WINAPI DnsQueryConfig( DNS_CONFIG_TYPE config, DWORD flag, PCWSTR ada
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switch (config)
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{
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case DnsConfigDnsServerList:
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{
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ret = resolv_funcs->get_serverlist( buffer, len );
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break;
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}
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return get_dns_server_list( buffer, len );
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case DnsConfigHostName_A:
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case DnsConfigHostName_UTF8:
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return get_hostname_a( ComputerNameDnsHostname, buffer, len );
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@ -312,6 +351,9 @@ DNS_STATUS WINAPI DnsQueryConfig( DNS_CONFIG_TYPE config, DWORD flag, PCWSTR ada
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FIXME( "unimplemented config type %d\n", config );
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break;
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case DnsConfigDnsServersIpv4:
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return resolv_funcs->get_serverlist( AF_INET, buffer, len );
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default:
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WARN( "unknown config type: %d\n", config );
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break;
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@ -1,5 +1,5 @@
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TESTDLL = dnsapi.dll
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IMPORTS = dnsapi ws2_32
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IMPORTS = dnsapi ws2_32 iphlpapi
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C_SRCS = \
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cache.c \
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@ -25,6 +25,7 @@
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#include "windns.h"
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#include "winsock2.h"
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#include "ws2ipdef.h"
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#include "iphlpapi.h"
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#include "wine/test.h"
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@ -118,6 +119,80 @@ static void test_DnsQuery(void)
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}
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}
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static IP_ADAPTER_ADDRESSES *get_adapters(void)
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{
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ULONG err, size = 1024;
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IP_ADAPTER_ADDRESSES *ret = malloc( size );
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for (;;)
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{
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err = GetAdaptersAddresses( AF_UNSPEC, GAA_FLAG_SKIP_ANYCAST | GAA_FLAG_SKIP_MULTICAST |
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GAA_FLAG_SKIP_FRIENDLY_NAME,
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NULL, ret, &size );
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if (err != ERROR_BUFFER_OVERFLOW) break;
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ret = realloc( ret, size );
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}
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if (err == ERROR_SUCCESS) return ret;
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free( ret );
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return NULL;
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}
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static void test_DnsQueryConfig( void )
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{
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DWORD err, size, i;
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WCHAR name[MAX_ADAPTER_NAME_LENGTH + 1];
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IP_ADAPTER_ADDRESSES *adapters, *ptr;
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DNS_ADDR_ARRAY *ipv4;
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IP4_ARRAY *ip4_array;
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if (!(adapters = get_adapters())) return;
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for (ptr = adapters; ptr; ptr = ptr->Next)
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{
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MultiByteToWideChar( CP_ACP, 0, ptr->AdapterName, -1, name, ARRAY_SIZE(name) );
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if (ptr->IfType == IF_TYPE_SOFTWARE_LOOPBACK) continue;
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size = 0;
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err = DnsQueryConfig( DnsConfigDnsServersIpv4, 0, name, NULL, NULL, &size );
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if (err) continue;
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ipv4 = malloc( size );
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err = DnsQueryConfig( DnsConfigDnsServersIpv4, 0, name, NULL, ipv4, &size );
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ok( !err, "got %d\n", err );
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ok( ipv4->AddrCount == ipv4->MaxCount, "got %d vs %d\n", ipv4->AddrCount, ipv4->MaxCount );
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ok( !ipv4->Tag, "got %08x\n", ipv4->Tag );
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ok( !ipv4->Family, "got %d\n", ipv4->Family );
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ok( !ipv4->WordReserved, "got %04x\n", ipv4->WordReserved );
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ok( !ipv4->Flags, "got %08x\n", ipv4->Flags );
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ok( !ipv4->MatchFlag, "got %08x\n", ipv4->MatchFlag );
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ok( !ipv4->Reserved1, "got %08x\n", ipv4->Reserved1 );
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ok( !ipv4->Reserved2, "got %08x\n", ipv4->Reserved2 );
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size = 0;
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err = DnsQueryConfig( DnsConfigDnsServerList, 0, name, NULL, NULL, &size );
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ok( !err, "got %d\n", err );
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ip4_array = malloc( size );
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err = DnsQueryConfig( DnsConfigDnsServerList, 0, name, NULL, ip4_array, &size );
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ok( !err, "got %d\n", err );
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ok( ipv4->AddrCount == ip4_array->AddrCount, "got %d vs %d\n", ipv4->AddrCount, ip4_array->AddrCount );
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for (i = 0; i < ipv4->AddrCount; i++)
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{
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SOCKADDR_IN *sa = (SOCKADDR_IN *)ipv4->AddrArray[i].MaxSa;
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ok( sa->sin_family == AF_INET, "got %d\n", sa->sin_family );
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ok( sa->sin_addr.s_addr == ip4_array->AddrArray[i], "got %08x vs %08x\n",
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sa->sin_addr.s_addr, ip4_array->AddrArray[i] );
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ok( ipv4->AddrArray[i].Data.DnsAddrUserDword[0] == sizeof(*sa), "got %d\n",
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ipv4->AddrArray[i].Data.DnsAddrUserDword[0] );
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}
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free( ip4_array );
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free( ipv4 );
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}
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free( adapters );
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}
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START_TEST(query)
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{
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WSADATA data;
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WSAStartup(MAKEWORD(2, 2), &data);
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test_DnsQuery();
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test_DnsQueryConfig();
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}
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@ -152,7 +152,12 @@ typedef enum _DNS_CONFIG_TYPE
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DnsConfigHostName_UTF8,
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DnsConfigFullHostName_W,
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DnsConfigFullHostName_A,
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DnsConfigFullHostName_UTF8
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DnsConfigFullHostName_UTF8,
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/* These are undocumented and return a DNS_ADDR_ARRAY */
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DnsConfigDnsServersUnspec = 4144,
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DnsConfigDnsServersIpv4,
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DnsConfigDnsServersIpv6
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} DNS_CONFIG_TYPE;
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typedef enum _DnsSection
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