Added netapi32.dll and the Netbios() call.

diff --git a/dlls/netapi32/netapi32.c b/dlls/netapi32/netapi32.c
new file mode 100644
index 0000000..0d74c1c
--- /dev/null
+++ b/dlls/netapi32/netapi32.c
@@ -0,0 +1,250 @@
+/*		
+ * Copyright 2001 Mike McCormack
+ */
+
+#include <string.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+#include "winbase.h"
+#include "winreg.h"
+#include "wingdi.h"
+#include "winuser.h"
+#include "debugtools.h"
+#include "winerror.h"
+#include "nb30.h"
+
+#ifdef HAVE_SYS_FILE_H
+# include <sys/file.h>
+#endif
+#include <sys/ioctl.h>
+#ifdef HAVE_SYS_SOCKET_H
+# include <sys/socket.h>
+#endif
+#ifdef HAVE_SYS_SOCKIO_H
+# include <sys/sockio.h>
+#endif
+#ifdef HAVE_NET_IF_H
+# include <net/if.h>
+#endif
+#ifdef HAVE_NETINET_IN_H
+# include <netinet/in.h>
+#endif
+
+#ifdef HAVE_SOCKADDR_SA_LEN
+#  ifndef max
+#   define max(a,b) ((a) > (b) ? (a) : (b))
+#  endif
+#  define ifreq_size(i) max(sizeof(struct ifreq),\
+sizeof((i).ifr_name)+(i).ifr_addr.sa_len)
+# else
+#  define ifreq_size(i) sizeof(struct ifreq)
+# endif /* defined(HAVE_SOCKADDR_SA_LEN) */
+
+DEFAULT_DEBUG_CHANNEL(netbios);
+
+HMODULE NETAPI32_hModule = 0;
+
+struct NetBiosAdapter
+{
+    int valid;
+    unsigned char address[6];
+};
+
+static struct NetBiosAdapter NETBIOS_Adapter[MAX_LANA];
+
+# ifdef SIOCGIFHWADDR
+int get_hw_address(int sd, struct ifreq *ifr, unsigned char *address)
+{
+    if (ioctl(sd, SIOCGIFHWADDR, ifr) < 0)
+        return -1;
+    memcpy(address, (unsigned char *)&ifr->ifr_hwaddr.sa_data, 6);
+    return 0;
+}
+# else
+#  ifdef SIOCGENADDR
+int get_hw_address(int sd, struct ifreq *ifr, unsigned char *address)
+{
+    if (ioctl(sd, SIOCGENADDR, ifr) < 0)
+        return -1;
+    memcpy(address, (unsigned char *) ifr->ifr_enaddr, 6);
+    return 0;
+}
+#   else
+int get_hw_address(int sd, struct ifreq *ifr, unsigned char *address)
+{
+    return -1;
+}
+#  endif /* SIOCGENADDR */
+# endif /* SIOCGIFHWADDR */
+
+static UCHAR NETBIOS_Enum(PNCB ncb)
+{
+#ifdef HAVE_NET_IF_H
+    int             sd;
+    struct ifreq    ifr, *ifrp;
+    struct ifconf   ifc;
+    unsigned char   buf[1024];
+    int             i, ofs;
+#endif
+    LANA_ENUM *lanas = (PLANA_ENUM) ncb->ncb_buffer;
+
+    TRACE("NCBENUM\n");
+
+    lanas->length = 0;
+
+#ifdef HAVE_NET_IF_H
+    /* BSD 4.4 defines the size of an ifreq to be
+     * max(sizeof(ifreq), sizeof(ifreq.ifr_name)+ifreq.ifr_addr.sa_len
+     * However, under earlier systems, sa_len isn't present, so
+     *  the size is just sizeof(struct ifreq)
+     */
+
+    sd = socket(AF_INET, SOCK_DGRAM, IPPROTO_IP);
+    if (sd < 0)
+        return NRC_OPENERROR;
+
+    memset(buf, 0, sizeof(buf));
+    ifc.ifc_len = sizeof(buf);
+    ifc.ifc_buf = buf;
+    /* get the ifconf interface */
+    if (ioctl (sd, SIOCGIFCONF, (char *)&ifc) < 0)
+    {
+        close(sd);
+        return NRC_OPENERROR;
+    }
+
+    /* loop through the interfaces, looking for a valid one */
+    /* n = ifc.ifc_len; */
+    ofs = 0;
+    for (i = 0; i < ifc.ifc_len; i++)
+    {
+        unsigned char *a = NETBIOS_Adapter[i].address;
+
+        ifrp = (struct ifreq *)((char *)ifc.ifc_buf+ofs);
+        strncpy(ifr.ifr_name, ifrp->ifr_name, IFNAMSIZ);
+
+        /* try to get the address for this interface */
+        if(get_hw_address(sd, &ifr, a)==0)
+        {
+            /* make sure it's not blank */
+            /* if (!a[0] && !a[1] && !a[2] && !a[3] && !a[4] && !a[5])
+	        continue; */
+
+            TRACE("Found valid adapter %d at %02x:%02x:%02x:%02x:%02x:%02x\n", i,
+                        a[0],a[1],a[2],a[3],a[4],a[5]);
+
+            NETBIOS_Adapter[i].valid = TRUE;
+            lanas->lana[lanas->length] = i;
+            lanas->length++;
+        }
+        ofs += ifreq_size(ifr);
+    }
+    close(sd);
+#endif /* HAVE_NET_IF_H */
+    return NRC_GOODRET;
+}
+
+
+static UCHAR NETBIOS_Astat(PNCB ncb)
+{
+    struct NetBiosAdapter *nad = &NETBIOS_Adapter[ncb->ncb_lana_num];
+    PADAPTER_STATUS astat = (PADAPTER_STATUS) ncb->ncb_buffer;
+
+    TRACE("NCBASTAT (Adapter %d)\n", ncb->ncb_lana_num);
+
+    if(!nad->valid)
+        return NRC_INVADDRESS;
+
+    memset(astat, 0, sizeof astat);
+    memcpy(astat->adapter_address, nad->address, sizeof astat->adapter_address);
+
+    return NRC_GOODRET;
+}
+
+BOOL WINAPI
+NETAPI32_LibMain (HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
+{
+    TRACE("%x,%lx,%p\n", hinstDLL, fdwReason, lpvReserved);
+
+    switch (fdwReason) {
+	case DLL_PROCESS_ATTACH:
+            NETAPI32_hModule = hinstDLL;
+	    break;
+	case DLL_PROCESS_DETACH:
+	    break;
+    }
+
+    return TRUE;
+}
+
+BOOL WINAPI Netbios(PNCB pncb)
+{
+    UCHAR ret = NRC_ILLCMD; 
+
+    TRACE("ncb = %p\n",pncb);
+
+    if(!pncb)
+        return NRC_INVADDRESS;
+
+    switch(pncb->ncb_command&0x7f)
+    {
+    case NCBRESET:
+        FIXME("NCBRESET adapter %d\n",pncb->ncb_lana_num);
+        if( (pncb->ncb_lana_num < MAX_LANA ) && 
+             NETBIOS_Adapter[pncb->ncb_lana_num].valid)
+            ret = NRC_GOODRET;
+        else
+            ret = NRC_ILLCMD; /* NetBIOS emulator not found */
+        break;
+
+    case NCBADDNAME:
+        FIXME("NCBADDNAME\n");
+        break;
+
+    case NCBADDGRNAME:
+        FIXME("NCBADDGRNAME\n");
+        break;
+
+    case NCBDELNAME:
+        FIXME("NCBDELNAME\n");
+        break;
+
+    case NCBSEND:
+        FIXME("NCBSEND\n");
+        break;
+
+    case NCBRECV:
+        FIXME("NCBRECV\n");
+        break;
+
+    case NCBHANGUP:
+        FIXME("NCBHANGUP\n");
+        break;
+
+    case NCBCANCEL:
+        FIXME("NCBCANCEL\n");
+        break;
+
+    case NCBLISTEN:
+        FIXME("NCBLISTEN\n");
+        break;
+
+    case NCBASTAT:
+        ret = NETBIOS_Astat(pncb);
+        break;
+
+    case NCBENUM:
+        ret = NETBIOS_Enum(pncb);
+        break;
+
+    default:
+        FIXME("(%p): command code %02x\n", pncb, pncb->ncb_command);
+
+        ret = NRC_ILLCMD; /* NetBIOS emulator not found */
+    }
+    pncb->ncb_retcode = ret;
+    return ret;
+}
+