nes-proj/backyard/platform/c64/apps/configedit.c

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/*
* Copyright (c) 2002, Adam Dunkels.
* All rights reserved.
*
* 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. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*
* This file is part of the Contiki desktop environment
*
* $Id: configedit.c,v 1.1 2007/05/23 23:11:24 oliverschmidt Exp $
*
*/
#include "contiki.h"
#include "contiki-net.h"
#include "ctk/ctk-draw-service.h"
#include "net/packet-service.h"
#include "ctk/ctk.h"
#include "ctk/ctk-draw.h"
#include "program-handler.h"
#include "cfs/cfs.h"
#include <stdio.h>
#include <string.h>
/* TCP/IP configuration window. */
static struct ctk_window window;
#define LABELMAXWIDTH 12
static struct ctk_label cfslabel =
{CTK_LABEL(0, 1, LABELMAXWIDTH, 1, "Disk driver")};
static char cfs[25];
static struct ctk_textentry cfstextentry =
{CTK_TEXTENTRY(LABELMAXWIDTH + 1, 1, 16, 1, cfs, 24)};
static struct ctk_label themelabel =
{CTK_LABEL(0, 3, LABELMAXWIDTH, 1, "CTK theme")};
static char theme[25];
static struct ctk_textentry themetextentry =
{CTK_TEXTENTRY(LABELMAXWIDTH + 1, 3, 16, 1, theme, 24)};
static struct ctk_label driverlabel =
{CTK_LABEL(0, 5, LABELMAXWIDTH, 1, "Net driver")};
static char driver[25];
static struct ctk_textentry drivertextentry =
{CTK_TEXTENTRY(LABELMAXWIDTH + 1, 5, 16, 1, driver, 24)};
static struct ctk_label screensaverlabel =
{CTK_LABEL(0, 7, LABELMAXWIDTH, 1, "Screensaver")};
static char screensaver[25];
static struct ctk_textentry screensavertextentry =
{CTK_TEXTENTRY(LABELMAXWIDTH + 1, 7, 16, 1, screensaver, 24)};
static struct ctk_label ipaddrlabel =
{CTK_LABEL(0, 9, LABELMAXWIDTH, 1, "IP address")};
static char ipaddr[25];
static struct ctk_textentry ipaddrtextentry =
{CTK_TEXTENTRY(LABELMAXWIDTH + 1, 9, 16, 1, ipaddr, 24)};
static struct ctk_label netmasklabel =
{CTK_LABEL(0, 11, LABELMAXWIDTH, 1, "Netmask")};
static char netmask[25];
static struct ctk_textentry netmasktextentry =
{CTK_TEXTENTRY(LABELMAXWIDTH + 1, 11, 16, 1, netmask, 24)};
static struct ctk_label gatewaylabel =
{CTK_LABEL(0, 13, LABELMAXWIDTH, 1, "Gateway")};
static char gateway[25];
static struct ctk_textentry gatewaytextentry =
{CTK_TEXTENTRY(LABELMAXWIDTH + 1, 13, 16, 1, gateway, 24)};
static struct ctk_label dnsserverlabel =
{CTK_LABEL(0, 15, LABELMAXWIDTH, 1, "DNS server")};
static char dnsserver[25];
static struct ctk_textentry dnsservertextentry =
{CTK_TEXTENTRY(LABELMAXWIDTH + 1, 15, 16, 1, dnsserver, 24)};
static struct ctk_button savebutton =
{CTK_BUTTON(0, 17, 12, "Save & close")};
static struct ctk_button cancelbutton =
{CTK_BUTTON(24, 17, 6, "Cancel")};
PROCESS(configedit_process, "Configuration editor");
/*-----------------------------------------------------------------------------------*/
struct ptentry {
char c;
char * (* pfunc)(char *str);
};
/*-----------------------------------------------------------------------------------*/
static char *
parse(char *str, struct ptentry *t)
{
struct ptentry *p;
/* Loop over the parse table entries in t in order to find one that
matches the first character in str. */
for(p = t; p->c != 0; ++p) {
if(*str == p->c) {
/* Skip rest of the characters up to the first space. */
while(*str != ' ') {
++str;
}
/* Skip all spaces.*/
while(*str == ' ') {
++str;
}
/* Call parse table entry function and return. */
return p->pfunc(str);
}
}
/* Did not find matching entry in parse table. We just call the
default handler supplied by the caller and return. */
return p->pfunc(str);
}
/*-----------------------------------------------------------------------------------*/
static char *
skipnewline(char *str)
{
/* Skip all characters until the newline. */
while(*str != '\n') {
++str;
}
/* Return a pointer to the first character after the newline. */
return str + 1;
}
/*-----------------------------------------------------------------------------------*/
static char *
nullterminate(char *str)
{
char *nt;
/* Nullterminate string. Start with finding newline character. */
for(nt = str; *nt != '\r' &&
*nt != '\n'; ++nt);
/* Replace newline with a null char. */
*nt = 0;
/* Remove trailing spaces. */
while(nt > str && *(nt - 1) == ' ') {
*(nt - 1) = 0;
--nt;
}
/* Return pointer to null char. */
return nt;
}
/*-----------------------------------------------------------------------------------*/
static char * __fastcall__
copystr(char *dst, char *src, int len)
{
char *nt = nullterminate(src);
strncpy(dst, src, len);
return nt + 1;
}
/*-----------------------------------------------------------------------------------*/
static char *
loaddriver(char *str)
{
return copystr(driver, str, sizeof(driver));
}
/*-----------------------------------------------------------------------------------*/
static char *
loadtheme(char *str)
{
return copystr(theme, str, sizeof(theme));
}
/*-----------------------------------------------------------------------------------*/
static char *
loadcfs(char *str)
{
return copystr(cfs, str, sizeof(cfs));
}
/*-----------------------------------------------------------------------------------*/
static char *
loadscreensaver(char *str)
{
return copystr(screensaver, str, sizeof(screensaver));
}
/*-----------------------------------------------------------------------------------*/
static char *
ipaddrconf(char *str)
{
return copystr(ipaddr, str, sizeof(ipaddr));
}
/*-----------------------------------------------------------------------------------*/
static char *
netmaskconf(char *str)
{
return copystr(netmask, str, sizeof(netmask));
}
/*-----------------------------------------------------------------------------------*/
static char *
drconf(char *str)
{
return copystr(gateway, str, sizeof(gateway));
}
/*-----------------------------------------------------------------------------------*/
static char *
dnsconf(char *str)
{
return copystr(dnsserver, str, sizeof(dnsserver));
}
/*-----------------------------------------------------------------------------------*/
static struct ptentry initparsetab[] =
{{'n', loaddriver},
{'t', loadtheme},
{'c', loadcfs},
{'s', loadscreensaver},
{'i', ipaddrconf},
{'m', netmaskconf},
{'r', drconf},
{'d', dnsconf},
{'#', skipnewline},
/* Default action */
{0, skipnewline}};
static void
initscript(void)
{
char line[40], *lineptr;
/* struct c64_fs_file f;*/
int f;
if((f = cfs_open("config.cfg", 0)) == -1) {
return;
}
line[0] = ' ';
while(line[0] != '.' &&
line[0] != 0) {
lineptr = line;
do {
if(cfs_read(f, lineptr, 1) != 1) {
cfs_close(f);
return;
}
++lineptr;
} while(*(lineptr - 1) != '\n' &&
*(lineptr - 1) != '\r');
*lineptr = 0;
if(line[0] != '.' &&
line[0] != 0) {
parse(line, initparsetab);
}
}
cfs_close(f);
return;
}
/*-----------------------------------------------------------------------------------*/
static int
makeline(char *line, char c, char *str)
{
int len;
len = strlen(str);
line[0] = c;
line[1] = ' ';
strcpy(&line[2], str);
line[2 + len] = '\n';
line[3 + len] = 0;
return len + 3;
}
/*-----------------------------------------------------------------------------------*/
static void
savescript(void)
{
char line[40];
/* struct c64_fs_file f;*/
int f;
f = cfs_open("@:config.cfg", CFS_WRITE);
if(f == -1) {
log_message("Could not open config.cfg", "");
return;
}
if(cfs[0] != 0) {
cfs_write(f, line, makeline(line, 'c', cfs));
}
if(theme[0] != 0) {
cfs_write(f, line, makeline(line, 't', theme));
}
if(driver[0] != 0) {
cfs_write(f, line, makeline(line, 'n', driver));
}
if(ipaddr[0] != 0) {
cfs_write(f, line, makeline(line, 'i', ipaddr));
}
if(netmask[0] != 0) {
cfs_write(f, line, makeline(line, 'm', netmask));
}
if(gateway[0] != 0) {
cfs_write(f, line, makeline(line, 'r', gateway));
}
if(dnsserver[0] != 0) {
cfs_write(f, line, makeline(line, 'd', dnsserver));
}
if(screensaver[0] != 0) {
cfs_write(f, line, makeline(line, 's', screensaver));
}
strcpy(line, ".\n\0\n\n\n");
cfs_write(f, line, strlen(line));
cfs_close(f);
}
/*-----------------------------------------------------------------------------------*/
static void
quit_services(void)
{
/* cfs_init_init(NULL);
ctk_draw_quit();
if(ek_service_find(&packetservice) == EK_ERR_OK) {
ek_post(packetservice.id, EK_EVENT_REQUEST_EXIT, NULL);
ek_service_reset(&packetservice);
}*/
}
/*-----------------------------------------------------------------------------------*/
PROCESS_THREAD(configedit_process, ev, data)
{
PROCESS_BEGIN();
/* Create window. */
ctk_window_new(&window, 32, 18, "Config editor");
CTK_WIDGET_ADD(&window, &cfslabel);
CTK_WIDGET_ADD(&window, &cfstextentry);
CTK_WIDGET_ADD(&window, &themelabel);
CTK_WIDGET_ADD(&window, &themetextentry);
CTK_WIDGET_ADD(&window, &driverlabel);
CTK_WIDGET_ADD(&window, &drivertextentry);
CTK_WIDGET_ADD(&window, &screensaverlabel);
CTK_WIDGET_ADD(&window, &screensavertextentry);
CTK_WIDGET_ADD(&window, &ipaddrlabel);
CTK_WIDGET_ADD(&window, &ipaddrtextentry);
CTK_WIDGET_ADD(&window, &netmasklabel);
CTK_WIDGET_ADD(&window, &netmasktextentry);
CTK_WIDGET_ADD(&window, &gatewaylabel);
CTK_WIDGET_ADD(&window, &gatewaytextentry);
CTK_WIDGET_ADD(&window, &dnsserverlabel);
CTK_WIDGET_ADD(&window, &dnsservertextentry);
CTK_WIDGET_ADD(&window, &savebutton);
CTK_WIDGET_ADD(&window, &cancelbutton);
CTK_WIDGET_FOCUS(&window, &cfstextentry);
/* Fill the configuration strings with values from the current
configuration */
initscript();
ctk_window_open(&window);
while(1) {
PROCESS_WAIT_EVENT();
if(ev == ctk_signal_button_activate) {
if(data == &savebutton) {
savescript();
quit_services();
ctk_window_close(&window);
program_handler_load("config.prg", NULL);
break;
} else if(data == &cancelbutton) {
ctk_window_close(&window);
break;
}
} else if(ev == ctk_signal_window_close ||
ev == PROCESS_EVENT_EXIT) {
ctk_window_close(&window);
break;
}
}
PROCESS_END();
}
/*-----------------------------------------------------------------------------------*/