Sweden-Number/dlls/wininet/utility.c

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/*
* Wininet - Utility functions
*
* Copyright 1999 Corel Corporation
* Copyright 2002 CodeWeavers Inc.
*
* Ulrich Czekalla
* Aric Stewart
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
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#include "config.h"
#include <stdlib.h>
#include <string.h>
#include <time.h>
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#include "windef.h"
#include "winbase.h"
#include "wininet.h"
#include "winerror.h"
#include "wine/debug.h"
#include "internet.h"
WINE_DEFAULT_DEBUG_CHANNEL(wininet);
#define TIME_STRING_LEN 30
time_t ConvertTimeString(LPCSTR asctime)
{
char tmpChar[TIME_STRING_LEN];
char *tmpChar2;
struct tm t;
int timelen = strlen(asctime);
if(!asctime || !timelen)
return 0;
strncpy(tmpChar, asctime, TIME_STRING_LEN);
/* Assert that the string is the expected length */
if (tmpChar[TIME_STRING_LEN] != '\0')
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{
tmpChar[TIME_STRING_LEN] = '\0';
FIXME("\n");
}
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/* Convert a time such as 'Mon, 15 Nov 1999 16:09:35 GMT' into a SYSTEMTIME structure
* We assume the time is in this format
* and divide it into easy to swallow chunks
*/
tmpChar[3]='\0';
tmpChar[7]='\0';
tmpChar[11]='\0';
tmpChar[16]='\0';
tmpChar[19]='\0';
tmpChar[22]='\0';
tmpChar[25]='\0';
t.tm_year = atoi(tmpChar+12) - 1900;
t.tm_mday = atoi(tmpChar+5);
t.tm_hour = atoi(tmpChar+17);
t.tm_min = atoi(tmpChar+20);
t.tm_sec = atoi(tmpChar+23);
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/* and month */
tmpChar2 = tmpChar + 8;
switch(tmpChar2[2])
{
case 'n':
if(tmpChar2[1]=='a')
t.tm_mon = 0;
else
t.tm_mon = 5;
break;
case 'b':
t.tm_mon = 1;
break;
case 'r':
if(tmpChar2[1]=='a')
t.tm_mon = 2;
else
t.tm_mon = 3;
break;
case 'y':
t.tm_mon = 4;
break;
case 'l':
t.tm_mon = 6;
break;
case 'g':
t.tm_mon = 7;
break;
case 'p':
t.tm_mon = 8;
break;
case 't':
t.tm_mon = 9;
break;
case 'v':
t.tm_mon = 10;
break;
case 'c':
t.tm_mon = 11;
break;
default:
FIXME("\n");
}
return mktime(&t);
}
BOOL GetAddress(LPCSTR lpszServerName, INTERNET_PORT nServerPort,
struct hostent **phe, struct sockaddr_in *psa)
{
char *found;
TRACE("%s\n", lpszServerName);
/* Validate server name first
* Check if there is sth. like
* pinger.macromedia.com:80
* if yes, eliminate the :80....
*/
found = strchr(lpszServerName, ':');
if (found)
{
int len = found - lpszServerName;
char *new = HeapAlloc(GetProcessHeap(), 0, len + 1);
memcpy( new, lpszServerName, len );
new[len] = '\0';
TRACE("Found a ':' inside the server name, reparsed name: %s\n", new);
*phe = gethostbyname(new);
HeapFree( GetProcessHeap(), 0, new );
}
else *phe = gethostbyname(lpszServerName);
if (NULL == *phe)
{
TRACE("Failed to get hostname: (%s)\n", lpszServerName);
return FALSE;
}
memset(psa,0,sizeof(struct sockaddr_in));
memcpy((char *)&psa->sin_addr, (*phe)->h_addr, (*phe)->h_length);
psa->sin_family = (*phe)->h_addrtype;
psa->sin_port = htons((u_short)nServerPort);
return TRUE;
}
/*
* Helper function for sending async Callbacks
*/
VOID SendAsyncCallbackInt(LPWININETAPPINFOA hIC, HINTERNET hHttpSession,
DWORD dwContext, DWORD dwInternetStatus, LPVOID
lpvStatusInfo, DWORD dwStatusInfoLength)
{
if (! (hIC->lpfnStatusCB))
return;
/* the IE5 version of wininet does not
send callbacks if dwContext is zero */
if( !dwContext )
return;
TRACE("--> Callback %ld\n",dwInternetStatus);
hIC->lpfnStatusCB(hHttpSession, dwContext, dwInternetStatus,
lpvStatusInfo, dwStatusInfoLength);
TRACE("<-- Callback %ld\n",dwInternetStatus);
}
VOID SendAsyncCallback(LPWININETAPPINFOA hIC, HINTERNET hHttpSession,
DWORD dwContext, DWORD dwInternetStatus, LPVOID
lpvStatusInfo, DWORD dwStatusInfoLength)
{
TRACE("Send Callback %ld\n",dwInternetStatus);
if (! (hIC->lpfnStatusCB))
return;
if (hIC->hdr.dwFlags & INTERNET_FLAG_ASYNC)
{
WORKREQUEST workRequest;
workRequest.asyncall = SENDCALLBACK;
workRequest.param1 = (DWORD)hIC;
workRequest.param2 = (DWORD)hHttpSession;
workRequest.param3 = dwContext;
workRequest.param4 = dwInternetStatus;
workRequest.param5 = (DWORD)lpvStatusInfo;
workRequest.param6 = dwStatusInfoLength;
INTERNET_AsyncCall(&workRequest);
}
else
SendAsyncCallbackInt(hIC, hHttpSession, dwContext, dwInternetStatus,
lpvStatusInfo, dwStatusInfoLength);
}