autodial.c File Reference

#include "precomp.h"
#include <ndk/iofuncs.h>
#include <ndk/rtltypes.h>

Include dependency graph for autodial.c:

Go to the source code of this file.

Functions
BOOLEAN WINAPI	AcsHlpSendCommand (IN PAUTODIAL_COMMAND Command)
BOOLEAN WINAPI	AcsHlpAttemptConnection (IN PAUTODIAL_ADDR ConnectionAddress)
BOOLEAN WINAPI	AcsHlpNoteNewConnection (IN PAUTODIAL_ADDR ConnectionAddress, IN PAUTODIAL_CONN Connection)

Function Documentation

AcsHlpAttemptConnection()

BOOLEAN WINAPI AcsHlpAttemptConnection

(

IN PAUTODIAL_ADDR

ConnectionAddress

)

Definition at line 89 of file autodial.c.

{
    AUTODIAL_COMMAND Command;
 
    /* Clear the command packet */
    RtlZeroMemory(&Command, sizeof(AUTODIAL_COMMAND));
 
    /* Copy the address into the command packet */
    RtlCopyMemory(&Command.Address, ConnectionAddress, sizeof(AUTODIAL_ADDR));
 
    /* Send it to the driver */
    return AcsHlpSendCommand(&Command);
}

Referenced by WSAttemptAutodialAddr(), and WSAttemptAutodialName().

AcsHlpNoteNewConnection()

BOOLEAN WINAPI AcsHlpNoteNewConnection	(	IN PAUTODIAL_ADDR	ConnectionAddress,
		IN PAUTODIAL_CONN	Connection
	)

Definition at line 108 of file autodial.c.

{
    AUTODIAL_COMMAND Command;
 
    /* Copy the address into the command packet */
    RtlCopyMemory(&Command.Address, ConnectionAddress, sizeof(AUTODIAL_ADDR));
 
    /* Set the New Connection flag and copy the connection data */
    Command.NewConnection = TRUE;
    RtlCopyMemory(&Command.Connection, Connection, sizeof(AUTODIAL_CONN));
 
    /* Send it to the driver */
    return AcsHlpSendCommand(&Command);
}

Referenced by WSNoteSuccessfulHostentLookup().

AcsHlpSendCommand()

BOOLEAN WINAPI AcsHlpSendCommand

(

IN PAUTODIAL_COMMAND

Command

)

Definition at line 17 of file autodial.c.

{
    UNICODE_STRING DriverName = RTL_CONSTANT_STRING(L"\\Device\\RasAcd");
    NTSTATUS Status;
    HANDLE DriverHandle;
    HANDLE EventHandle = NULL;
    OBJECT_ATTRIBUTES ObjectAttributes;
    IO_STATUS_BLOCK IoStatusBlock;
 
    /* Initialize the object attributes */
    InitializeObjectAttributes(&ObjectAttributes,
                               &DriverName,
                               OBJ_CASE_INSENSITIVE,
                               NULL,
                               NULL);
 
    /* Open a handle to it */
    Status = NtCreateFile(&DriverHandle,
                          FILE_READ_DATA | FILE_WRITE_DATA,
                          &ObjectAttributes,
                          &IoStatusBlock,
                          NULL,
                          FILE_ATTRIBUTE_NORMAL,
                          FILE_SHARE_READ | FILE_SHARE_WRITE,
                          FILE_OPEN_IF,
                          0,
                          NULL,
                          0);
    if (!NT_SUCCESS(Status)) return FALSE;
 
    /* Create an event */
    EventHandle = CreateEvent(NULL, FALSE, FALSE, NULL);
    if (!EventHandle)
    {
        /* Event failed, fail us */
        CloseHandle(DriverHandle);
        return FALSE;
    }
 
    /* Connect to the driver */
    Status = NtDeviceIoControlFile(DriverHandle,
                                   EventHandle,
                                   NULL,
                                   NULL,
                                   &IoStatusBlock,
                                   IOCTL_ACD_CONNECT_ADDRESS,
                                   Command,
                                   sizeof(AUTODIAL_COMMAND),
                                   NULL,
                                   0);
 
    /* Check if we need to wait */
    if (Status == STATUS_PENDING)
    {
        /* Wait for the driver */
        Status = WaitForSingleObject(EventHandle, INFINITE);
 
        /* Update status */
        Status = IoStatusBlock.Status;
    }
 
    /* Close handles and return */
    CloseHandle(EventHandle);
    CloseHandle(DriverHandle);
    return NT_SUCCESS(Status);
}

Referenced by AcsHlpAttemptConnection(), and AcsHlpNoteNewConnection().