/*
* dllfunc.c - wrapper functions
*/
/*
* Copyright (c) 2000 Japan Network Information Center. All rights reserved.
*
* By using this file, you agree to the terms and conditions set forth bellow.
*
* LICENSE TERMS AND CONDITIONS
*
* The following License Terms and Conditions apply, unless a different
* license is obtained from Japan Network Information Center ("JPNIC"),
* a Japanese association, Kokusai-Kougyou-Kanda Bldg 6F, 2-3-4 Uchi-Kanda,
* Chiyoda-ku, Tokyo 101-0047, Japan.
*
* 1. Use, Modification and Redistribution (including distribution of any
* modified or derived work) in source and/or binary forms is permitted
* under this License Terms and Conditions.
*
* 2. Redistribution of source code must retain the copyright notices as they
* appear in each source code file, this License Terms and Conditions.
*
* 3. Redistribution in binary form must reproduce the Copyright Notice,
* this License Terms and Conditions, in the documentation and/or other
* materials provided with the distribution. For the purposes of binary
* distribution the "Copyright Notice" refers to the following language:
* "Copyright (c) 2000-2002 Japan Network Information Center. All rights reserved."
*
* 4. The name of JPNIC may not be used to endorse or promote products
* derived from this Software without specific prior written approval of
* JPNIC.
*
* 5. Disclaimer/Limitation of Liability: THIS SOFTWARE IS PROVIDED BY JPNIC
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JPNIC BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*/
#include <windows.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <process.h>
#include "dlldef.h"
WRAPPER_EXPORT int PASCAL FAR
gethostname(char FAR * name, int namelen) {
int ret;
TRACE("ENTER gethostname\n");
ret = _org_gethostname(name, namelen);
TRACE("LEAVE gethostname %d <%-.100s>\n", ret, name);
return (ret);
}
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 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);
}
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);
}
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);
}