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2003-06-18 Pierre Humblet <pierre.humblet@ieee.org>

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* autoload.cc (GetNetworkParams): Add.
        * net.cc (getdomainname): Call GetNetworkParams and read the
        DhcpDomain registry value if warranted.
This commit is contained in:
Pierre Humblet 2003-06-19 00:57:26 +00:00
parent 2302957c53
commit c9a5cfa0d3
3 changed files with 32 additions and 6 deletions
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6
winsup/cygwin/ChangeLog
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@ -1,3 +1,9 @@
2003-06-18 Pierre Humblet <pierre.humblet@ieee.org>
* autoload.cc (GetNetworkParams): Add.
* net.cc (getdomainname): Call GetNetworkParams and read the
DhcpDomain registry value if warranted.
2003-06-17 Christopher Faylor <cgf@redhat.com> 2003-06-17 Christopher Faylor <cgf@redhat.com>
* path.cc (mount): Do more strict checking on posix path arguments. * path.cc (mount): Do more strict checking on posix path arguments.

1
winsup/cygwin/autoload.cc
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@ -492,6 +492,7 @@ LoadDLLfuncEx (WSAEnumNetworkEvents, 12, ws2_32, 1)
LoadDLLfuncEx (GetIfTable, 12, iphlpapi, 1) LoadDLLfuncEx (GetIfTable, 12, iphlpapi, 1)
LoadDLLfuncEx (GetIfEntry, 4, iphlpapi, 1) LoadDLLfuncEx (GetIfEntry, 4, iphlpapi, 1)
LoadDLLfuncEx (GetIpAddrTable, 12, iphlpapi, 1) LoadDLLfuncEx (GetIpAddrTable, 12, iphlpapi, 1)
LoadDLLfuncEx (GetNetworkParams, 8, iphlpapi, 1)
LoadDLLfunc (CoInitialize, 4, ole32) LoadDLLfunc (CoInitialize, 4, ole32)
LoadDLLfunc (CoUninitialize, 0, ole32) LoadDLLfunc (CoUninitialize, 0, ole32)

31
winsup/cygwin/net.cc
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@ -1291,20 +1291,39 @@ getdomainname (char *domain, size_t len)
if (__check_null_invalid_struct_errno (domain, len)) if (__check_null_invalid_struct_errno (domain, len))
return -1; return -1;
PFIXED_INFO info = NULL;
ULONG size = 0;
if (GetNetworkParams(info, &size) == ERROR_BUFFER_OVERFLOW
&& (info = (PFIXED_INFO) alloca(size))
&& GetNetworkParams(info, &size) == ERROR_SUCCESS)
{
strncpy(domain, info->DomainName, len);
return 0;
}
/* This is only used by Win95 and NT <= 4.0.
The registry names are language independent.
FIXME: Handle DHCP on Win95. The DhcpDomain(s) may be available
in ..VxD\DHCP\DhcpInfoXX\OptionInfo, RFC 1533 format */
reg_key r (HKEY_LOCAL_MACHINE, KEY_READ, reg_key r (HKEY_LOCAL_MACHINE, KEY_READ,
(!wincap.is_winnt ()) ? "System" : "SYSTEM", (!wincap.is_winnt ()) ? "System" : "SYSTEM",
"CurrentControlSet", "Services", "CurrentControlSet", "Services",
(!wincap.is_winnt ()) ? "VxD" : "Tcpip", (!wincap.is_winnt ()) ? "VxD" : "Tcpip",
(!wincap.is_winnt ()) ? "MSTCP" : "Parameters", NULL); (!wincap.is_winnt ()) ? "MSTCP" : "Parameters", NULL);
/* FIXME: Are registry keys case sensitive? */ if (!r.error ())
if (r.error () || r.get_string ("Domain", domain, len, "") != ERROR_SUCCESS)
{ {
__seterrno (); int res1, res2 = 0; /* Suppress compiler warning */
return -1; res1 = r.get_string ("Domain", domain, len, "");
if (res1 != ERROR_SUCCESS || !domain[0])
res2 = r.get_string ("DhcpDomain", domain, len, "");
if (res1 == ERROR_SUCCESS || res2 == ERROR_SUCCESS)
return 0;
} }
__seterrno ();
return 0; return -1;
} }
/* Fill out an ifconf struct. */ /* Fill out an ifconf struct. */