utility.c File Reference

#include "ws2tcpip.h"
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "windef.h"
#include "winbase.h"
#include "wininet.h"
#include "winnls.h"
#include "wine/debug.h"
#include "internet.h"

Include dependency graph for utility.c:

Go to the source code of this file.

Macros
#define	FE(x)   { x, #x }

Functions
	WINE_DEFAULT_DEBUG_CHANNEL (wininet)
BOOL	GetAddress (const WCHAR *name, INTERNET_PORT port, struct sockaddr *psa, int *sa_len, char *addr_str)
static const char *	get_callback_name (DWORD dwInternetStatus)
static const char *	debugstr_status_info (DWORD status, void *info)
void	INTERNET_SendCallback (object_header_t *hdr, DWORD_PTR context, DWORD status, void *info, DWORD info_len)

Macro Definition Documentation

FE

#define FE

(

x

)

{ x, #x }

Function Documentation

debugstr_status_info()

static const char * debugstr_status_info ( DWORD  status, void *  info  )

static

Definition at line 142 of file utility.c.

{
    switch(status) {
    case INTERNET_STATUS_REQUEST_COMPLETE: {
        INTERNET_ASYNC_RESULT *iar = info;
        return wine_dbg_sprintf("{%s, %ld}", wine_dbgstr_longlong(iar->dwResult), iar->dwError);
    }
    default:
        return wine_dbg_sprintf("%p", info);
    }
}

Referenced by INTERNET_SendCallback().

get_callback_name()

static const char * get_callback_name ( DWORD  dwInternetStatus )

static

Definition at line 104 of file utility.c.

                                                             {
    static const wininet_flag_info internet_status[] = {
#define FE(x) { x, #x }
    FE(INTERNET_STATUS_RESOLVING_NAME),
    FE(INTERNET_STATUS_NAME_RESOLVED),
    FE(INTERNET_STATUS_CONNECTING_TO_SERVER),
    FE(INTERNET_STATUS_CONNECTED_TO_SERVER),
    FE(INTERNET_STATUS_SENDING_REQUEST),
    FE(INTERNET_STATUS_REQUEST_SENT),
    FE(INTERNET_STATUS_RECEIVING_RESPONSE),
    FE(INTERNET_STATUS_RESPONSE_RECEIVED),
    FE(INTERNET_STATUS_CTL_RESPONSE_RECEIVED),
    FE(INTERNET_STATUS_PREFETCH),
    FE(INTERNET_STATUS_CLOSING_CONNECTION),
    FE(INTERNET_STATUS_CONNECTION_CLOSED),
    FE(INTERNET_STATUS_HANDLE_CREATED),
    FE(INTERNET_STATUS_HANDLE_CLOSING),
    FE(INTERNET_STATUS_REQUEST_COMPLETE),
    FE(INTERNET_STATUS_REDIRECT),
    FE(INTERNET_STATUS_INTERMEDIATE_RESPONSE),
    FE(INTERNET_STATUS_USER_INPUT_REQUIRED),
    FE(INTERNET_STATUS_STATE_CHANGE),
    FE(INTERNET_STATUS_COOKIE_SENT),
    FE(INTERNET_STATUS_COOKIE_RECEIVED),
    FE(INTERNET_STATUS_PRIVACY_IMPACTED),
    FE(INTERNET_STATUS_P3P_HEADER),
    FE(INTERNET_STATUS_P3P_POLICYREF),
    FE(INTERNET_STATUS_COOKIE_HISTORY)
#undef FE
    };
    DWORD i;
 
    for (i = 0; i < ARRAY_SIZE(internet_status); i++) {
    if (internet_status[i].val == dwInternetStatus) return internet_status[i].name;
    }
    return "Unknown";
}

Referenced by INTERNET_SendCallback().

GetAddress()

BOOL GetAddress	(	const WCHAR *	name,
		INTERNET_PORT	port,
		struct sockaddr *	psa,
		int *	sa_len,
		char *	addr_str
	)

Definition at line 47 of file utility.c.

{
    ADDRINFOW *res, hints;
    void *addr = NULL;
    int ret;
 
    TRACE("%s\n", debugstr_w(name));
 
    memset( &hints, 0, sizeof(hints) );
    /* Prefer IPv4 to IPv6 addresses, since some servers do not listen on
     * their IPv6 addresses even though they have IPv6 addresses in the DNS.
     */
    hints.ai_family = AF_INET;
 
    ret = GetAddrInfoW(name, NULL, &hints, &res);
    if (ret != 0)
    {
        TRACE("failed to get IPv4 address of %s, retrying with IPv6\n", debugstr_w(name));
        hints.ai_family = AF_INET6;
        ret = GetAddrInfoW(name, NULL, &hints, &res);
    }
    if (ret != 0)
    {
        TRACE("failed to get address of %s\n", debugstr_w(name));
        return FALSE;
    }
    if (*sa_len < res->ai_addrlen)
    {
        WARN("address too small\n");
        FreeAddrInfoW(res);
        return FALSE;
    }
    *sa_len = res->ai_addrlen;
    memcpy( psa, res->ai_addr, res->ai_addrlen );
    /* Copy port */
    switch (res->ai_family)
    {
    case AF_INET:
        addr = &((struct sockaddr_in *)psa)->sin_addr;
        ((struct sockaddr_in *)psa)->sin_port = htons(port);
        break;
    case AF_INET6:
        addr = &((struct sockaddr_in6 *)psa)->sin6_addr;
        ((struct sockaddr_in6 *)psa)->sin6_port = htons(port);
        break;
    }
 
    if(addr_str)
        inet_ntop(res->ai_family, addr, addr_str, INET6_ADDRSTRLEN);
    FreeAddrInfoW(res);
    return TRUE;
}

Referenced by DECLARE_INTERFACE_(), FTP_Connect(), HTTP_ResolveName(), and InternetCheckConnectionW().

INTERNET_SendCallback()

void INTERNET_SendCallback	(	object_header_t *	hdr,
		DWORD_PTR	context,
		DWORD	status,
		void *	info,
		DWORD	info_len
	)

Definition at line 154 of file utility.c.

{
    void *new_info = info;
 
    if( !hdr->lpfnStatusCB )
        return;
 
    /* the IE5 version of wininet does not
       send callbacks if dwContext is zero */
    if(!context)
        return;
 
    switch(status) {
    case INTERNET_STATUS_NAME_RESOLVED:
    case INTERNET_STATUS_CONNECTING_TO_SERVER:
    case INTERNET_STATUS_CONNECTED_TO_SERVER:
        new_info = malloc(info_len);
        if(new_info)
            memcpy(new_info, info, info_len);
        break;
    case INTERNET_STATUS_RESOLVING_NAME:
    case INTERNET_STATUS_REDIRECT:
        if(hdr->dwInternalFlags & INET_CALLBACKW) {
            new_info = wcsdup(info);
            break;
        }else {
            new_info = strdupWtoA(info);
            info_len = strlen(new_info)+1;
            break;
        }
    }
    
    TRACE(" callback(%p) (%p (%p), %08Ix, %ld (%s), %s, %ld)\n",
      hdr->lpfnStatusCB, hdr->hInternet, hdr, context, status, get_callback_name(status),
      debugstr_status_info(status, new_info), info_len);
    
    hdr->lpfnStatusCB(hdr->hInternet, context, status, new_info, info_len);
 
    TRACE(" end callback().\n");
 
    if(new_info != info)
        free(new_info);
}

WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL

(

wininet

)