internettransport.c File Reference

#include "ws2tcpip.h"
#include "windef.h"
#include "winnt.h"
#include "objbase.h"
#include "ole2.h"
#include "mimeole.h"
#include <stdio.h>
#include "wine/debug.h"
#include "inetcomm_private.h"

Include dependency graph for internettransport.c:

Go to the source code of this file.

Macros
#define	COBJMACROS
#define	IX_READ   (WM_USER + 0)
#define	IX_READLINE   (WM_USER + 1)
#define	IX_WRITE   (WM_USER + 2)

Functions
	WINE_DEFAULT_DEBUG_CHANNEL (inetcomm)
HRESULT	InternetTransport_Init (InternetTransport *This)
HRESULT	InternetTransport_GetServerInfo (InternetTransport *This, LPINETSERVER pInetServer)
HRESULT	InternetTransport_InetServerFromAccount (InternetTransport *This, IImnAccount *pAccount, LPINETSERVER pInetServer)
HRESULT	InternetTransport_Connect (InternetTransport *This, LPINETSERVER pInetServer, boolean fAuthenticate, boolean fCommandLogging)
HRESULT	InternetTransport_HandsOffCallback (InternetTransport *This)
HRESULT	InternetTransport_DropConnection (InternetTransport *This)
HRESULT	InternetTransport_GetStatus (InternetTransport *This, IXPSTATUS *pCurrentStatus)
HRESULT	InternetTransport_ChangeStatus (InternetTransport *This, IXPSTATUS Status)
HRESULT	InternetTransport_ReadLine (InternetTransport *This, INETXPORT_COMPLETION_FUNCTION fnCompletion)
HRESULT	InternetTransport_Write (InternetTransport *This, const char *pvData, int cbSize, INETXPORT_COMPLETION_FUNCTION fnCompletion)
HRESULT	InternetTransport_DoCommand (InternetTransport *This, LPCSTR pszCommand, INETXPORT_COMPLETION_FUNCTION fnCompletion)
static LRESULT CALLBACK	InternetTransport_WndProc (HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
BOOL	InternetTransport_RegisterClass (HINSTANCE hInstance)
void	InternetTransport_UnregisterClass (HINSTANCE hInstance)

Variables
static const WCHAR	wszClassName [] = {'T','h','o','r','C','o','n','n','W','n','d','C','l','a','s','s',0}

Macro Definition Documentation

COBJMACROS

#define COBJMACROS

Definition at line 21 of file internettransport.c.

IX_READ

#define IX_READ   (WM_USER + 0)

Definition at line 40 of file internettransport.c.

IX_READLINE

#define IX_READLINE   (WM_USER + 1)

Definition at line 41 of file internettransport.c.

IX_WRITE

#define IX_WRITE   (WM_USER + 2)

Definition at line 42 of file internettransport.c.

Function Documentation

InternetTransport_ChangeStatus()

HRESULT InternetTransport_ChangeStatus	(	InternetTransport *	This,
		IXPSTATUS	Status
	)

Definition at line 192 of file internettransport.c.

{
    This->Status = Status;
    if (This->pCallback)
        ITransportCallback_OnStatus(This->pCallback, Status,
            (IInternetTransport *)&This->u.vtbl);
    return S_OK;
}

Referenced by InternetTransport_Connect(), InternetTransport_DropConnection(), POP3Transport_CallbackProcessPASSResp(), POP3Transport_CommandQUIT(), SMTPTransport_CallbackProcessHelloResp(), and SMTPTransport_CommandQUIT().

InternetTransport_Connect()

HRESULT InternetTransport_Connect	(	InternetTransport *	This,
		LPINETSERVER	pInetServer,
		boolean	fAuthenticate,
		boolean	fCommandLogging
	)

Definition at line 71 of file internettransport.c.

{
    struct addrinfo *ai;
    struct addrinfo *ai_cur;
    struct addrinfo hints;
    int ret;
    char szPort[10];
 
    if (This->Status != IXP_DISCONNECTED)
        return IXP_E_ALREADY_CONNECTED;
 
    This->ServerInfo = *pInetServer;
    This->fCommandLogging = fCommandLogging;
 
    This->hwnd = CreateWindowW(wszClassName, wszClassName, 0, 0, 0, 0, 0, NULL, NULL, NULL, 0);
    if (!This->hwnd)
        return HRESULT_FROM_WIN32(GetLastError());
    SetWindowLongPtrW(This->hwnd, GWLP_USERDATA, (LONG_PTR)This);
 
    hints.ai_flags          = 0;
    hints.ai_family         = PF_UNSPEC;
    hints.ai_socktype       = SOCK_STREAM;
    hints.ai_protocol       = IPPROTO_TCP;
    hints.ai_addrlen        = 0;
    hints.ai_addr           = NULL;
    hints.ai_canonname      = NULL;
    hints.ai_next           = NULL;
 
    snprintf(szPort, sizeof(szPort), "%d", (unsigned short)pInetServer->dwPort);
 
    InternetTransport_ChangeStatus(This, IXP_FINDINGHOST);
 
    ret = getaddrinfo(pInetServer->szServerName, szPort, &hints, &ai);
    if (ret)
    {
        ERR("getaddrinfo failed: %d\n", ret);
        return IXP_E_CANT_FIND_HOST;
    }
 
    for (ai_cur = ai; ai_cur; ai_cur = ai->ai_next)
    {
        int so;
 
        if (TRACE_ON(inetcomm))
        {
            char host[256];
            char service[256];
            getnameinfo(ai_cur->ai_addr, ai_cur->ai_addrlen,
                host, sizeof(host), service, sizeof(service),
                NI_NUMERICHOST | NI_NUMERICSERV);
            TRACE("trying %s:%s\n", host, service);
        }
 
        InternetTransport_ChangeStatus(This, IXP_CONNECTING);
 
        so = socket(ai_cur->ai_family, ai_cur->ai_socktype, ai_cur->ai_protocol);
        if (so == -1)
        {
            WARN("socket() failed\n");
            continue;
        }
        This->Socket = so;
 
        /* FIXME: set to async */
 
        if (0 > connect(This->Socket, ai_cur->ai_addr, ai_cur->ai_addrlen))
        {
            WARN("connect() failed\n");
            closesocket(This->Socket);
            continue;
        }
        InternetTransport_ChangeStatus(This, IXP_CONNECTED);
 
        /* FIXME: call WSAAsyncSelect */
 
        freeaddrinfo(ai);
        TRACE("connected\n");
        return S_OK;
    }
 
    freeaddrinfo(ai);
 
    return IXP_E_CANT_FIND_HOST;
}

Referenced by IMAPTransport_Connect(), POP3Transport_Connect(), and SMTPTransport_Connect().

InternetTransport_DoCommand()

HRESULT InternetTransport_DoCommand	(	InternetTransport *	This,
		LPCSTR	pszCommand,
		INETXPORT_COMPLETION_FUNCTION	fnCompletion
	)

Definition at line 248 of file internettransport.c.

{
    if (This->Status == IXP_DISCONNECTED)
        return IXP_E_NOT_CONNECTED;
 
    if (This->fnCompletion)
        return IXP_E_BUSY;
 
    if (This->pCallback && This->fCommandLogging)
    {
        ITransportCallback_OnCommand(This->pCallback, CMD_SEND, (LPSTR)pszCommand, 0,
            (IInternetTransport *)&This->u.vtbl);
    }
    return InternetTransport_Write(This, pszCommand, strlen(pszCommand), fnCompletion);
}

Referenced by POP3Transport_CallbackProcessUSERResp(), POP3Transport_CallbackSendUSERCmd(), POP3Transport_CommandDELE(), POP3Transport_CommandLIST(), POP3Transport_CommandNOOP(), POP3Transport_CommandPASS(), POP3Transport_CommandQUIT(), POP3Transport_CommandRETR(), POP3Transport_CommandRSET(), POP3Transport_CommandSTAT(), POP3Transport_CommandTOP(), POP3Transport_CommandUIDL(), POP3Transport_CommandUSER(), SMTPTransport_CallbackMessageSendDOT(), SMTPTransport_CallbackMessageSendTo(), SMTPTransport_CallbackSendHello(), SMTPTransport_CommandAUTH(), SMTPTransport_CommandDATA(), SMTPTransport_CommandEHLO(), SMTPTransport_CommandHELO(), SMTPTransport_CommandMAIL(), SMTPTransport_CommandQUIT(), SMTPTransport_CommandRCPT(), SMTPTransport_CommandRSET(), and SMTPTransport_SendMessage().

InternetTransport_DropConnection()

HRESULT InternetTransport_DropConnection

(

InternetTransport *

This

)

Definition at line 168 of file internettransport.c.

{
    if (This->Status == IXP_DISCONNECTED)
        return IXP_E_NOT_CONNECTED;
 
    shutdown(This->Socket, SD_BOTH);
 
    closesocket(This->Socket);
 
    DestroyWindow(This->hwnd);
    This->hwnd = NULL;
 
    InternetTransport_ChangeStatus(This, IXP_DISCONNECTED);
 
    return S_OK;
}

Referenced by IMAPTransport_DropConnection(), IMAPTransport_Release(), POP3Transport_CallbackProcessQUITResponse(), POP3Transport_DropConnection(), POP3Transport_Release(), SMTPTransport_CallbackDisconnect(), SMTPTransport_DropConnection(), and SMTPTransport_Release().

InternetTransport_GetServerInfo()

HRESULT InternetTransport_GetServerInfo	(	InternetTransport *	This,
		LPINETSERVER	pInetServer
	)

Definition at line 55 of file internettransport.c.

{
    if (This->Status == IXP_DISCONNECTED)
        return IXP_E_NOT_CONNECTED;
 
    *pInetServer = This->ServerInfo;
    return S_OK;
}

Referenced by IMAPTransport_GetServerInfo(), POP3Transport_GetServerInfo(), and SMTPTransport_GetServerInfo().

InternetTransport_GetStatus()

HRESULT InternetTransport_GetStatus	(	InternetTransport *	This,
		IXPSTATUS *	pCurrentStatus
	)

Definition at line 185 of file internettransport.c.

{
    *pCurrentStatus = This->Status;
    return S_OK;
}

Referenced by IMAPTransport_GetStatus(), POP3Transport_GetStatus(), and SMTPTransport_GetStatus().

InternetTransport_HandsOffCallback()

HRESULT InternetTransport_HandsOffCallback

(

InternetTransport *

This

)

Definition at line 157 of file internettransport.c.

{
    if (!This->pCallback)
        return S_FALSE;
 
    ITransportCallback_Release(This->pCallback);
    This->pCallback = NULL;
 
    return S_OK;
}

Referenced by IMAPTransport_HandsOffCallback(), POP3Transport_HandsOffCallback(), and SMTPTransport_HandsOffCallback().

InternetTransport_InetServerFromAccount()

HRESULT InternetTransport_InetServerFromAccount	(	InternetTransport *	This,
		IImnAccount *	pAccount,
		LPINETSERVER	pInetServer
	)

Definition at line 64 of file internettransport.c.

{
    FIXME("(%p, %p): stub\n", pAccount, pInetServer);
    return E_NOTIMPL;
}

Referenced by IMAPTransport_InetServerFromAccount(), POP3Transport_InetServerFromAccount(), and SMTPTransport_InetServerFromAccount().

InternetTransport_Init()

HRESULT InternetTransport_Init

(

InternetTransport *

This

)

Definition at line 44 of file internettransport.c.

{
    This->pCallback = NULL;
    This->Status = IXP_DISCONNECTED;
    This->Socket = -1;
    This->fCommandLogging = FALSE;
    This->fnCompletion = NULL;
 
    return S_OK;
}

Referenced by CreateIMAPTransport(), CreatePOP3Transport(), and CreateSMTPTransport().

InternetTransport_ReadLine()

HRESULT InternetTransport_ReadLine	(	InternetTransport *	This,
		INETXPORT_COMPLETION_FUNCTION	fnCompletion
	)

Definition at line 201 of file internettransport.c.

{
    if (This->Status == IXP_DISCONNECTED)
        return IXP_E_NOT_CONNECTED;
 
    if (This->fnCompletion)
        return IXP_E_BUSY;
 
    This->fnCompletion = fnCompletion;
 
    This->cbBuffer = 1024;
    This->pBuffer = HeapAlloc(GetProcessHeap(), 0, This->cbBuffer);
    This->iCurrentBufferOffset = 0;
 
    if (WSAAsyncSelect(This->Socket, This->hwnd, IX_READLINE, FD_READ) == SOCKET_ERROR)
    {
        ERR("WSAAsyncSelect failed with error %d\n", WSAGetLastError());
        /* FIXME: handle error */
    }
    return S_OK;
}

Referenced by POP3Transport_CallbackProcessLISTResp(), POP3Transport_CallbackProcessRETRResp(), POP3Transport_CallbackProcessTOPResp(), POP3Transport_CallbackProcessUIDLResp(), POP3Transport_CallbackRecvDELEResp(), POP3Transport_CallbackRecvLISTResp(), POP3Transport_CallbackRecvNOOPResp(), POP3Transport_CallbackRecvPASSResp(), POP3Transport_CallbackRecvQUITResp(), POP3Transport_CallbackRecvRETRResp(), POP3Transport_CallbackRecvRSETResp(), POP3Transport_CallbackRecvSTATResp(), POP3Transport_CallbackRecvTOPResp(), POP3Transport_CallbackRecvUIDLResp(), POP3Transport_CallbackRecvUSERResp(), POP3Transport_Connect(), SMTPTransport_CallbackMessageReadDataResponse(), SMTPTransport_CallbackMessageReadFromResponse(), SMTPTransport_CallbackMessageReadResponse(), SMTPTransport_CallbackMessageReadToResponse(), SMTPTransport_CallbackProcessHelloResp(), SMTPTransport_CallbackReadDATAResponse(), SMTPTransport_CallbackReadMAILResponse(), SMTPTransport_CallbackReadRCPTResponse(), SMTPTransport_CallbackReadResponseDoNothing(), SMTPTransport_CallbackRecvHelloResp(), and SMTPTransport_Connect().

InternetTransport_RegisterClass()

BOOL InternetTransport_RegisterClass

(

HINSTANCE

hInstance

)

Definition at line 367 of file internettransport.c.

{
    WNDCLASSW cls;
    WSADATA wsadata;
 
    if (WSAStartup(MAKEWORD(2, 2), &wsadata))
        return FALSE;
 
    memset(&cls, 0, sizeof(cls));
    cls.hInstance     = hInstance;
    cls.lpfnWndProc   = InternetTransport_WndProc;
    cls.lpszClassName = wszClassName;
 
    return RegisterClassW(&cls);
}

Referenced by DllMain().

InternetTransport_UnregisterClass()

void InternetTransport_UnregisterClass

(

HINSTANCE

hInstance

)

Definition at line 383 of file internettransport.c.

{
    UnregisterClassW(wszClassName, hInstance);
    WSACleanup();
}

Referenced by DllMain().

InternetTransport_WndProc()

static LRESULT CALLBACK InternetTransport_WndProc ( HWND  hwnd, UINT  uMsg, WPARAM  wParam, LPARAM  lParam  )

static

Definition at line 265 of file internettransport.c.

{
    if (uMsg == IX_READ)
    {
        InternetTransport *This = (InternetTransport *)GetWindowLongPtrW(hwnd, GWLP_USERDATA);
 
        /* no work to do */
        if (!This->fnCompletion)
            return 0;
 
        while (This->iCurrentBufferOffset < This->cbBuffer)
        {
            if (recv(This->Socket, &This->pBuffer[This->iCurrentBufferOffset], 1, 0) <= 0)
            {
                if (WSAGetLastError() == WSAEWOULDBLOCK)
                    break;
 
                ERR("recv failed with error %d\n", WSAGetLastError());
                /* FIXME: handle error */
            }
 
            This->iCurrentBufferOffset++;
        }
        if (This->iCurrentBufferOffset == This->cbBuffer)
        {
            INETXPORT_COMPLETION_FUNCTION fnCompletion = This->fnCompletion;
            char *pBuffer;
 
            This->fnCompletion = NULL;
            pBuffer = This->pBuffer;
            This->pBuffer = NULL;
            fnCompletion((IInternetTransport *)&This->u.vtbl, pBuffer,
                This->iCurrentBufferOffset);
            HeapFree(GetProcessHeap(), 0, pBuffer);
            return 0;
        }
 
        if (WSAAsyncSelect(This->Socket, hwnd, uMsg, FD_READ) == SOCKET_ERROR)
        {
            ERR("WSAAsyncSelect failed with error %d\n", WSAGetLastError());
            /* FIXME: handle error */
        }
        return 0;
    }
    else if (uMsg == IX_READLINE)
    {
        InternetTransport *This = (InternetTransport *)GetWindowLongPtrW(hwnd, GWLP_USERDATA);
 
        /* no work to do */
        if (!This->fnCompletion)
            return 0;
 
        while (This->iCurrentBufferOffset < This->cbBuffer - 1)
        {
            fd_set infd;
 
            if (recv(This->Socket, &This->pBuffer[This->iCurrentBufferOffset], 1, 0) <= 0)
            {
                if (WSAGetLastError() == WSAEWOULDBLOCK)
                    break;
 
                ERR("recv failed with error %d\n", WSAGetLastError());
                /* FIXME: handle error */
                return 0;
            }
 
            if (This->pBuffer[This->iCurrentBufferOffset] == '\n')
            {
                INETXPORT_COMPLETION_FUNCTION fnCompletion = This->fnCompletion;
                char *pBuffer;
 
                This->fnCompletion = NULL;
                This->pBuffer[This->iCurrentBufferOffset++] = '\0';
                pBuffer = This->pBuffer;
                This->pBuffer = NULL;
 
                fnCompletion((IInternetTransport *)&This->u.vtbl, pBuffer,
                    This->iCurrentBufferOffset);
 
                HeapFree(GetProcessHeap(), 0, pBuffer);
                return 0;
            }
            if (This->pBuffer[This->iCurrentBufferOffset] != '\r')
                This->iCurrentBufferOffset++;
 
            FD_ZERO(&infd);
            FD_SET(This->Socket, &infd);
        }
        if (This->iCurrentBufferOffset == This->cbBuffer - 1)
            return 0;
 
        if (WSAAsyncSelect(This->Socket, hwnd, uMsg, FD_READ) == SOCKET_ERROR)
        {
            ERR("WSAAsyncSelect failed with error %d\n", WSAGetLastError());
            /* FIXME: handle error */
        }
        return 0;
    }
    else
        return DefWindowProcW(hwnd, uMsg, wParam, lParam);
}

Referenced by InternetTransport_RegisterClass().

InternetTransport_Write()

HRESULT InternetTransport_Write	(	InternetTransport *	This,
		const char *	pvData,
		int	cbSize,
		INETXPORT_COMPLETION_FUNCTION	fnCompletion
	)

Definition at line 224 of file internettransport.c.

{
    int ret;
 
    if (This->Status == IXP_DISCONNECTED)
        return IXP_E_NOT_CONNECTED;
 
    if (This->fnCompletion)
        return IXP_E_BUSY;
 
    /* FIXME: do this asynchronously */
    ret = send(This->Socket, pvData, cbSize, 0);
    if (ret == SOCKET_ERROR)
    {
        ERR("send failed with error %d\n", WSAGetLastError());
        /* FIXME: handle error */
    }
 
    fnCompletion((IInternetTransport *)&This->u.vtbl, NULL, 0);
 
    return S_OK;
}

Referenced by InternetTransport_DoCommand(), and SMTPTransport_CallbackMessageSendDataStream().

WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL

(

inetcomm

)

Variable Documentation

wszClassName

const WCHAR wszClassName[] = {'T','h','o','r','C','o','n','n','W','n','d','C','l','a','s','s',0}

static

Definition at line 38 of file internettransport.c.

Referenced by InternetTransport_Connect(), InternetTransport_RegisterClass(), and InternetTransport_UnregisterClass().