/*      $NetBSD: print.c,v 1.6 2009/03/18 10:22:29 cegger Exp $ */

/*-
 * Copyright (c) 1999 Shin Takemura.
 * All rights reserved.
 *
 * This software is part of the PocketBSD.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software developed by the PocketBSD project
 *      and its contributors.
 * 4. Neither the name of the project nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 THE REGENTS OR CONTRIBUTORS 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 DAMAGE.
 *
 */
#include <pbsdboot.h>
#include <res/resource.h>       /* for IDC_STATUS, status area ID */

static HANDLE debug_log = INVALID_HANDLE_VALUE;

int 
debug_printf(LPWSTR lpszFmt, ...)
{
        int count;
        va_list ap;
        wchar_t buffer[1024];
        char ascbuf[2048];

        va_start(ap, lpszFmt);
        count = wvsprintf(buffer, lpszFmt, ap);
        va_end(ap);
        if (count > 0) {
                DWORD n;
                OutputDebugStringW(buffer);

                if (debug_log != INVALID_HANDLE_VALUE) {
                        /* convert wide char string into multibyte
                           string (ascii) */
                        n = wcstombs(ascbuf, buffer, sizeof(ascbuf));
                        /* convert into DOS style new line code */
                        if (ascbuf[n - 1] == 0x0a) {
                                ascbuf[n - 1] = 0x0d;
                                ascbuf[n + 0] = 0x0a;
                                ascbuf[n + 1] = 0x00;
                                n += 1;
                        }
                        WriteFile(debug_log, ascbuf, n, &n, NULL);
                }
        }
        return count;
}

int 
msg_printf(UINT type, LPWSTR caption, LPWSTR lpszFmt, ...)
{
        int count;
        va_list ap;
        TCHAR buffer[1024];

        va_start(ap, lpszFmt);
        count = wvsprintf(buffer, lpszFmt, ap);
        va_end(ap);
        return MessageBox(hDlgMain, buffer, caption, type);
}

int 
stat_printf(LPWSTR lpszFmt, ...)
{
        int count;
        va_list ap;
        wchar_t buffer[1024];

        va_start(ap, lpszFmt);
        count = wvsprintf(buffer, lpszFmt, ap);
        va_end(ap);
        if (count > 0) {
                SetDlgItemText(hDlgMain, IDC_STATUS, buffer);
        }
        return count;
}

int
set_debug_log(TCHAR* filename)
{

        /*
         * Logging into file is dangerous. It may cause file system clash,
         * because it try to write file until the last moment to boot and
         * Windows can't flush file cache properly.
         * And therefore the logging will be disanable unless you put a 
         * dummy log file on a directory.
         */
        debug_log = CreateFile(
                filename,       /* file name */
                GENERIC_READ,   /* access (read-write) mode */
                FILE_SHARE_READ,/* share mode */
                NULL,           /* pointer to security attributes */
                OPEN_EXISTING,  /* how to create */
                FILE_ATTRIBUTE_NORMAL,  /* file attributes*/
                NULL            /* handle to file with attributes to */
            );
        if (debug_log == INVALID_HANDLE_VALUE) {
                return (-1);
        }
        CloseHandle(debug_log);

        debug_log = CreateFile(
                filename,       /* file name */
                GENERIC_WRITE,  /* access (read-write) mode */
                FILE_SHARE_WRITE,/* share mode */
                NULL,           /* pointer to security attributes */
                CREATE_ALWAYS,  /* how to create */
                FILE_ATTRIBUTE_NORMAL,  /* file attributes*/
                NULL            /* handle to file with attributes to */
            );

        if (debug_log == INVALID_HANDLE_VALUE) {
                return (-1);
        }

        return (0);
}

void
close_debug_log(void)
{
        if (debug_log != INVALID_HANDLE_VALUE) {
                CloseHandle(debug_log);
                debug_log = INVALID_HANDLE_VALUE;
                /*
                 * I hope Windows flush file buffer properly...
                 */
                Sleep(2000);
        }
}