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Load interface options from registry and handle enabled/primary flags.

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This commit is contained in:
Daniel Collins 2011-04-23 19:49:53 +00:00
parent ad80c8177f
commit e4534b91eb
2 changed files with 63 additions and 1 deletions
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56
src/ipxwrapper.c
View File

@ -46,6 +46,7 @@ static FILE *debug_fh = NULL;
static HANDLE mutex = NULL;
static HANDLE router_thread = NULL;
static DWORD router_tid = 0;
static HKEY regkey = NULL;
static HMODULE load_sysdll(char const *name);
static int init_router(void);
@ -66,6 +67,19 @@ BOOL WINAPI DllMain(HINSTANCE me, DWORD why, LPVOID res) {
return FALSE;
}
int reg_err = RegOpenKeyEx(
HKEY_CURRENT_USER,
"Software\\IPXWrapper",
0,
KEY_QUERY_VALUE,
&regkey
);
if(reg_err != ERROR_SUCCESS) {
regkey = NULL;
debug("Could not open registry: %s", w32_error(reg_err));
}
IP_ADAPTER_INFO *ifroot = get_nics();
IP_ADAPTER_INFO *ifptr = ifroot;
ipx_nic *enic = NULL;
@ -75,6 +89,37 @@ BOOL WINAPI DllMain(HINSTANCE me, DWORD why, LPVOID res) {
}
while(ifptr) {
struct reg_value rv;
int got_rv = 0;
if(regkey) {
char vname[18];
sprintf(
vname,
"%02X:%02X:%02X:%02X:%02X:%02X",
ifptr->Address[0],
ifptr->Address[1],
ifptr->Address[2],
ifptr->Address[3],
ifptr->Address[4],
ifptr->Address[5]
);
DWORD rv_size = sizeof(rv);
int reg_err = RegQueryValueEx(regkey, vname, NULL, NULL, (BYTE*)&rv, &rv_size);
if(reg_err == ERROR_SUCCESS && rv_size == sizeof(rv)) {
got_rv = 1;
}
}
if(got_rv && !rv.enabled) {
/* Interface has been disabled, don't add it */
ifptr = ifptr->Next;
continue;
}
ipx_nic *nnic = malloc(sizeof(ipx_nic));
if(!nnic) {
return FALSE;
@ -89,7 +134,11 @@ BOOL WINAPI DllMain(HINSTANCE me, DWORD why, LPVOID res) {
nnic->end = (nnic->ipaddr & nnic->netmask) | (~nnic->netmask & ~1);
memcpy(nnic->hwaddr, ifptr->Address, 6);
if(enic) {
if(got_rv && rv.primary) {
/* Force primary flag set, insert at start of NIC list */
nnic->next = nics;
nics = nnic;
}else if(enic) {
enic->next = nnic;
}else{
enic = nics = nnic;
@ -135,6 +184,11 @@ BOOL WINAPI DllMain(HINSTANCE me, DWORD why, LPVOID res) {
WSACleanup();
if(regkey) {
RegCloseKey(regkey);
regkey = NULL;
}
DLL_UNLOAD(winsock2_dll);
DLL_UNLOAD(mswsock_dll);
DLL_UNLOAD(wsock32_dll);

8
src/ipxwrapper.h
View File

@ -138,6 +138,14 @@ struct ipx_host {
ipx_host *next;
};
/* Interface settings stored in registry */
struct reg_value {
unsigned char ipx_net[4];
unsigned char ipx_node[6];
unsigned char enabled;
unsigned char primary;
} __attribute__((__packed__));
extern ipx_socket *sockets;
extern ipx_nic *nics;
extern ipx_host *hosts;