WRAPPER_EXPORT HANDLE PASCAL FAR
WSAAsyncGetHostByName(HWND hWnd, u_int wMsg,
const char FAR * name, char FAR * buf, int buflen)
{
HANDLE ret;
char nbuff[256];
char hbuff[256];
idn_resconf_t encodeCtx;
TRACE("ENTER WSAAsyncGetHostByName <%-.100s>\n", name);
encodeCtx = idnGetContext();
if (encodeCtx == NULL || name == NULL) {
ret = _org_WSAAsyncGetHostByName(hWnd, wMsg, name,
buf, buflen);
} else {
idnHook(hWnd, wMsg, buf, encodeCtx);
idnConvReq(encodeCtx, name, nbuff, sizeof(nbuff));
TRACE("Converted Name <%s>\n",
dumpName(nbuff, hbuff, sizeof(hbuff)));
ret = _org_WSAAsyncGetHostByName(hWnd, wMsg, nbuff,
buf, buflen);
}
TRACE("LEAVE WSAAsyncGetHostByName HANDLE %08x\n", ret);
return (ret);
}
BOOL APIENTRY
DllMain(HMODULE hmod, DWORD reason, LPVOID *resv) {
switch (reason) {
case DLL_PROCESS_ATTACH:
procPid = getpid();
GetModuleFileName(NULL, procExe, 256);
idnLogInit("ws20");
idnHookInit();
TRACE("Attached to Process <%s>\n", procExe);
return (idnWinsockVersion("2.0"));
case DLL_PROCESS_DETACH:
idnConvDone(idnGetContext());
idnHookDone();
TRACE("Detached from Process\n");
idnLogFinish();
break;
case DLL_THREAD_ATTACH:
break;
case DLL_THREAD_DETACH:
break;
}
return (TRUE);
}
WRAPPER_EXPORT struct hostent FAR * PASCAL FAR
gethostbyname(const char FAR * name) {
struct hostent FAR *ret;
char nbuff[256];
char hbuff[256];
BOOL stat;
idn_resconf_t encodeCtx;
TRACE("ENTER gethostbyname <%-.100s>\n",
(name != NULL ? name : "NULL"));
encodeCtx = idnGetContext();
if (encodeCtx == NULL) {
TRACE("gethostbyname: not encode here\n");
ret = _org_gethostbyname(name);
} else if (name == NULL) {
TRACE("gethostbyname: name is NULL\n");
ret = _org_gethostbyname(name);
} else {
stat = idnConvReq(encodeCtx, name, nbuff, sizeof(nbuff));
if (stat == FALSE) {
TRACE("idnConvReq failed\n");
ret = NULL;
} else {
TRACE("Converted Name <%s>\n",
dumpName(nbuff, hbuff, sizeof(hbuff)));
ret = _org_gethostbyname(nbuff);
}
}
if (ret != NULL && encodeCtx != NULL) {
TRACE("Resulting Name <%s>\n",
dumpName(ret->h_name, hbuff, sizeof(hbuff)));
stat = idnConvRsp(encodeCtx, ret->h_name, nbuff,
sizeof(nbuff));
if (stat == FALSE) {
TRACE("Decoding failed - return the name verbatim\n");
} else {
TRACE("Converted Back <%s>\n",
dumpName(nbuff, hbuff, sizeof(hbuff)));
strcpy(ret->h_name, nbuff);
}
}
if (ret == NULL) {
TRACE("LEAVE gethostbyname NULL\n");
} else {
TRACE("LEAVE gethostbyname <%s>\n",
dumpHost(ret, hbuff, sizeof(hbuff)));
}
return (ret);
}
WRAPPER_EXPORT HANDLE PASCAL FAR
WSAAsyncGetHostByAddr(HWND hWnd, u_int wMsg, const char FAR * addr,
int len, int type, char FAR * buf, int buflen)
{
HANDLE ret;
char abuff[256];
idn_resconf_t encodeCtx;
encodeCtx = idnGetContext();
if (encodeCtx != NULL) {
idnHook(hWnd, wMsg, buf, encodeCtx);
}
TRACE("ENTER WSAAsyncGetHostByAddr <%s>\n",
dumpAddr(addr, len, abuff, sizeof(abuff)));
ret = _org_WSAAsyncGetHostByAddr(hWnd, wMsg, addr, len, type,
buf, buflen);
TRACE("LEAVE WSAAsyncGetHostByAddr HANDLE %08x\n", ret);
return (ret);
}
WRAPPER_EXPORT struct hostent FAR * PASCAL FAR
gethostbyaddr(const char FAR * addr, int len, int type) {
struct hostent FAR *ret;
char nbuff[256];
char abuff[256];
char hbuff[256];
BOOL stat;
idn_resconf_t encodeCtx;
TRACE("ENTER gethostbyaddr <%s>\n",
dumpAddr(addr, len, abuff, sizeof(abuff)));
encodeCtx = idnGetContext();
ret = _org_gethostbyaddr(addr, len, type);
if (ret != NULL && encodeCtx != NULL) {
TRACE("Resulting Name <%s>\n",
dumpName(ret->h_name, hbuff, sizeof(hbuff)));
stat = idnConvRsp(encodeCtx, ret->h_name,
nbuff, sizeof(nbuff));
if (stat == FALSE) {
TRACE("Decoding failed - return the name verbatim\n");
} else {
TRACE("Converted Back <%s>\n",
dumpName(nbuff, hbuff, sizeof(hbuff)));
strcpy(ret->h_name, nbuff);
}
}
if (ret == NULL) {
TRACE("LEAVE gethostbyaddr NULL\n") ;
} else {
TRACE("LEAVE gethostbyaddr <%s>\n",
dumpHost(ret, hbuff, sizeof(hbuff)));
}
return (ret);
}
