/*
* Samba Unix/Linux SMB client library
* Registry Editor
* Copyright (C) Christopher Davis 2012
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*/
#include "includes.h"
#include "regedit.h"
#include "regedit_dialog.h"
#include "regedit_valuelist.h"
#include "regedit_hexedit.h"
#include "util_reg.h"
#include "lib/registry/registry.h"
#include
#include
static char *string_trim_n(TALLOC_CTX *ctx, const char *buf, size_t n)
{
char *str;
str = talloc_strndup(ctx, buf, n);
if (str) {
trim_string(str, " ", " ");
}
return str;
}
static char *string_trim(TALLOC_CTX *ctx, const char *buf)
{
char *str;
str = talloc_strdup(ctx, buf);
if (str) {
trim_string(str, " ", " ");
}
return str;
}
static int dialog_free(struct dialog *dia)
{
if (dia->window) {
delwin(dia->window);
}
if (dia->sub_window) {
delwin(dia->sub_window);
}
if (dia->panel) {
del_panel(dia->panel);
}
if (dia->choices) {
unpost_menu(dia->choices);
free_menu(dia->choices);
}
if (dia->choice_items) {
ITEM **it;
for (it = dia->choice_items; *it != NULL; ++it) {
free_item(*it);
}
}
return 0;
}
struct dialog *dialog_new(TALLOC_CTX *ctx, const char *title, int nlines,
int ncols, int y, int x)
{
struct dialog *dia;
dia = talloc_zero(ctx, struct dialog);
if (dia == NULL) {
return NULL;
}
talloc_set_destructor(dia, dialog_free);
dia->window = newwin(nlines, ncols, y, x);
if (dia->window == NULL) {
goto fail;
}
box(dia->window, 0, 0);
mvwaddstr(dia->window, 0, 1, title);
/* body of the dialog within the box outline */
dia->sub_window = derwin(dia->window, nlines - 2, ncols - 2, 1, 1);
if (dia->sub_window == NULL) {
goto fail;
}
dia->panel = new_panel(dia->window);
if (dia->panel == NULL) {
goto fail;
}
return dia;
fail:
talloc_free(dia);
return NULL;
}
static void center_dialog_above_window(int *nlines, int *ncols,
int *y, int *x)
{
int centery, centerx;
centery = LINES / 2;
centerx = COLS / 2;
*y = 0;
*x = 0;
if (*nlines > LINES) {
*nlines = LINES;
}
if (*ncols > COLS) {
*ncols = COLS;
}
if (*nlines/2 < centery) {
*y = centery - *nlines / 2;
}
if (*ncols/2 < centerx) {
*x = centerx - *ncols / 2;
}
}
static int dialog_getch(struct dialog *dia)
{
int c;
c = regedit_getch();
if (c == KEY_RESIZE) {
int nlines, ncols, y, x;
getmaxyx(dia->window, nlines, ncols);
getbegyx(dia->window, y, x);
if (dia->centered) {
center_dialog_above_window(&nlines, &ncols, &y, &x);
} else {
if (nlines + y > LINES) {
if (nlines > LINES) {
y = 0;
} else {
y = LINES - nlines;
}
}
if (ncols + x > COLS) {
if (ncols > COLS) {
x = 0;
} else {
x = COLS - ncols;
}
}
}
move_panel(dia->panel, y, x);
doupdate();
}
return c;
}
struct dialog *dialog_center_new(TALLOC_CTX *ctx, const char *title,
int nlines, int ncols)
{
struct dialog *dia;
int y, x;
center_dialog_above_window(&nlines, &ncols, &y, &x);
dia = dialog_new(ctx, title, nlines, ncols, y, x);
if (dia) {
dia->centered = true;
}
return dia;
}
struct dialog *dialog_choice_new(TALLOC_CTX *ctx, const char *title,
const char **choices, int nlines,
int ncols, int y, int x)
{
size_t nchoices, i;
struct dialog *dia;
dia = dialog_new(ctx, title, nlines, ncols, y, x);
if (dia == NULL) {
return NULL;
}
dia->menu_window = derwin(dia->sub_window, 1, ncols - 3,
nlines - 3, 0);
if (dia->menu_window == NULL) {
goto fail;
}
for (nchoices = 0; choices[nchoices] != NULL; ++nchoices)
;
dia->choice_items = talloc_zero_array(dia, ITEM *, nchoices + 1);
if (dia->choice_items == NULL) {
goto fail;
}
for (i = 0; i < nchoices; ++i) {
char *desc = talloc_strdup(dia, choices[i]);
if (desc == NULL) {
goto fail;
}
dia->choice_items[i] = new_item(desc, desc);
if (dia->choice_items[i] == NULL) {
goto fail;
}
/* store choice index */
set_item_userptr(dia->choice_items[i], (void*)(uintptr_t)i);
}
dia->choices = new_menu(dia->choice_items);
if (dia->choices == NULL) {
goto fail;
}
set_menu_format(dia->choices, 1, ncols);
set_menu_win(dia->choices, dia->sub_window);
set_menu_sub(dia->choices, dia->menu_window);
menu_opts_off(dia->choices, O_SHOWDESC);
set_menu_mark(dia->choices, "* ");
post_menu(dia->choices);
wmove(dia->sub_window, 0, 0);
return dia;
fail:
talloc_free(dia);
return NULL;
}
struct dialog *dialog_choice_center_new(TALLOC_CTX *ctx, const char *title,
const char **choices, int nlines,
int ncols)
{
int y, x;
struct dialog *dia;
center_dialog_above_window(&nlines, &ncols, &y, &x);
dia = dialog_choice_new(ctx, title, choices, nlines, ncols, y, x);
if (dia) {
dia->centered = true;
}
return dia;
}
static bool current_item_is_first(MENU *menu)
{
const ITEM *it = current_item(menu);
return item_index(it) == 0;
}
static bool current_item_is_last(MENU *menu)
{
const ITEM *it = current_item(menu);
return item_index(it) == item_count(menu) - 1;
}
static int handle_menu_input(MENU *menu, int c)
{
ITEM *item;
switch (c) {
case KEY_BTAB:
if (current_item_is_first(menu)) {
menu_driver(menu, REQ_LAST_ITEM);
} else {
menu_driver(menu, REQ_LEFT_ITEM);
}
break;
case KEY_LEFT:
menu_driver(menu, REQ_LEFT_ITEM);
break;
case '\t':
if (current_item_is_last(menu)) {
menu_driver(menu, REQ_FIRST_ITEM);
break;
} else {
menu_driver(menu, REQ_RIGHT_ITEM);
}
case KEY_RIGHT:
menu_driver(menu, REQ_RIGHT_ITEM);
break;
case KEY_ENTER:
case '\n':
item = current_item(menu);
return (int)(uintptr_t)item_userptr(item);
}
return -1;
}
static void handle_form_input(FORM *frm, int c)
{
switch (c) {
case '\n':
form_driver(frm, REQ_NEW_LINE);
break;
case KEY_UP:
form_driver(frm, REQ_UP_CHAR);
break;
case KEY_DOWN:
form_driver(frm, REQ_DOWN_CHAR);
break;
case '\b':
case KEY_BACKSPACE:
form_driver(frm, REQ_DEL_PREV);
break;
case KEY_LEFT:
form_driver(frm, REQ_LEFT_CHAR);
break;
case KEY_RIGHT:
form_driver(frm, REQ_RIGHT_CHAR);
break;
default:
form_driver(frm, c);
break;
}
}
static int modal_loop(struct dialog *dia)
{
int c;
int selection = -1;
update_panels();
doupdate();
while (selection == -1) {
c = dialog_getch(dia);
selection = handle_menu_input(dia->choices, c);
update_panels();
doupdate();
}
talloc_free(dia);
return selection;
}
static struct dialog *dialog_msg_new(TALLOC_CTX *ctx, const char *title,
const char **choices, int nlines,
const char *msg, va_list ap)
{
struct dialog *dia;
char *str;
int width;
#define MIN_WIDTH 20
str = talloc_vasprintf(ctx, msg, ap);
if (str == NULL) {
return NULL;
}
width = strlen(str) + 2;
if (width < MIN_WIDTH) {
width = MIN_WIDTH;
}
dia = dialog_choice_center_new(ctx, title, choices, nlines, width);
if (dia == NULL) {
return NULL;
}
waddstr(dia->sub_window, str);
talloc_free(str);
return dia;
}
int dialog_input(TALLOC_CTX *ctx, char **output, const char *title,
const char *msg, ...)
{
va_list ap;
struct dialog *dia;
const char *choices[] = {
"Ok",
"Cancel",
NULL
};
FIELD *field[2] = {0};
FORM *input;
WINDOW *input_win;
int y, x;
int rv = -1;
bool input_section = true;
va_start(ap, msg);
dia = dialog_msg_new(ctx, title, choices, 7, msg, ap);
va_end(ap);
if (dia == NULL) {
return -1;
}
getmaxyx(dia->sub_window, y, x);
input_win = derwin(dia->sub_window, 1, x - 2, 2, 1);
if (input_win == NULL) {
goto finish;
}
field[0] = new_field(1, x - 2, 0, 0, 0, 0);
if (field[0] == NULL) {
goto finish;
}
field_opts_off(field[0], O_BLANK | O_AUTOSKIP | O_STATIC);
set_field_back(field[0], A_REVERSE);
input = new_form(field);
form_opts_off(input, O_NL_OVERLOAD | O_BS_OVERLOAD);
set_form_win(input, dia->sub_window);
set_form_sub(input, input_win);
set_current_field(input, field[0]);
post_form(input);
*output = NULL;
update_panels();
doupdate();
while (rv == -1) {
int c = dialog_getch(dia);
if (c == '\t' || c == KEY_BTAB) {
if (input_section) {
int valid = form_driver(input, REQ_VALIDATION);
if (valid == E_OK) {
input_section = false;
if (c == '\t') {
menu_driver(dia->choices,
REQ_FIRST_ITEM);
} else {
menu_driver(dia->choices,
REQ_LAST_ITEM);
}
pos_menu_cursor(dia->choices);
}
} else {
if ((c == '\t' &&
current_item_is_last(dia->choices)) ||
(c == KEY_BTAB &&
current_item_is_first(dia->choices))) {
input_section = true;
set_current_field(input, field[0]);
pos_form_cursor(input);
} else {
handle_menu_input(dia->choices, c);
}
}
} else if (input_section) {
handle_form_input(input, c);
} else {
rv = handle_menu_input(dia->choices, c);
if (rv == DIALOG_OK) {
const char *buf = field_buffer(field[0], 0);
*output = string_trim(ctx, buf);
}
}
update_panels();
doupdate();
}
finish:
if (input) {
unpost_form(input);
free_form(input);
}
if (field[0]) {
free_field(field[0]);
}
if (input_win) {
delwin(input_win);
}
talloc_free(dia);
return rv;
}
int dialog_notice(TALLOC_CTX *ctx, enum dialog_type type,
const char *title, const char *msg, ...)
{
va_list ap;
struct dialog *dia;
const char *choices[] = {
"Ok",
"Cancel",
NULL
};
if (type == DIA_ALERT) {
choices[1] = NULL;
}
va_start(ap, msg);
dia = dialog_msg_new(ctx, title, choices, 5, msg, ap);
va_end(ap);
if (dia == NULL) {
return -1;
}
return modal_loop(dia);
}
#define EDIT_WIDTH 50
#define EDIT_INTERNAL_WIDTH (EDIT_WIDTH - 2)
#define EDIT_INPUT_WIDTH (EDIT_INTERNAL_WIDTH - 2)
#define EDIT_NAME_LABEL_Y 0
#define EDIT_NAME_LABEL_X 0
#define EDIT_NAME_LABEL_WIDTH EDIT_INTERNAL_WIDTH
#define EDIT_NAME_LABEL_HEIGHT 1
#define EDIT_NAME_INPUT_Y 1
#define EDIT_NAME_INPUT_X 1
#define EDIT_NAME_INPUT_WIDTH EDIT_INPUT_WIDTH
#define EDIT_NAME_INPUT_HEIGHT 1
#define EDIT_DATA_LABEL_Y 3
#define EDIT_DATA_LABEL_X 0
#define EDIT_DATA_LABEL_WIDTH EDIT_INTERNAL_WIDTH
#define EDIT_DATA_LABEL_HEIGHT 1
#define EDIT_DATA_INPUT_Y 4
#define EDIT_DATA_INPUT_X 1
#define EDIT_DATA_INPUT_WIDTH EDIT_INPUT_WIDTH
#define EDIT_DATA_HEIGHT_ONELINE 1
#define EDIT_DATA_HEIGHT_MULTILINE 5
#define EDIT_DATA_HEIGHT_BUF 10
#define EDIT_FORM_WIN_Y 0
#define EDIT_FORM_WIN_X 0
#define EDIT_FORM_WIN_HEIGHT_ONELINE \
(EDIT_NAME_LABEL_HEIGHT + EDIT_NAME_INPUT_HEIGHT + 1 + \
EDIT_DATA_LABEL_HEIGHT + EDIT_DATA_HEIGHT_ONELINE)
#define EDIT_FORM_WIN_HEIGHT_MULTILINE \
(EDIT_NAME_LABEL_HEIGHT + EDIT_NAME_INPUT_HEIGHT + 1 + \
EDIT_DATA_LABEL_HEIGHT + EDIT_DATA_HEIGHT_MULTILINE)
#define EDIT_FORM_WIN_HEIGHT_BUF \
(EDIT_NAME_LABEL_HEIGHT + EDIT_NAME_INPUT_HEIGHT + 1 + \
EDIT_DATA_LABEL_HEIGHT)
#define EDIT_FORM_WIN_WIDTH EDIT_INTERNAL_WIDTH
#define EDIT_PAD 5
#define EDIT_HEIGHT_ONELINE (EDIT_FORM_WIN_HEIGHT_ONELINE + EDIT_PAD)
#define EDIT_HEIGHT_MULTILINE (EDIT_FORM_WIN_HEIGHT_MULTILINE + EDIT_PAD)
#define EDIT_HEIGHT_BUF \
(EDIT_FORM_WIN_HEIGHT_BUF + EDIT_DATA_HEIGHT_BUF + EDIT_PAD)
#define MAX_FIELDS 5
#define FLD_NAME 1
#define FLD_DATA 3
#define DIALOG_RESIZE 2
enum input_section {
IN_NAME,
IN_DATA,
IN_MENU
};
struct edit_dialog {
struct dialog *dia;
WINDOW *input_win;
FORM *input;
FIELD *field[MAX_FIELDS];
struct hexedit *buf;
enum input_section section;
bool closing;
uint32_t mode;
};
static int edit_dialog_free(struct edit_dialog *edit)
{
FIELD **f;
if (edit->input) {
unpost_form(edit->input);
free_form(edit->input);
}
for (f = edit->field; *f; ++f) {
free_field(*f);
}
delwin(edit->input_win);
return 0;
}
static WERROR fill_value_buffer(struct edit_dialog *edit,
const struct value_item *vitem)
{
char *tmp;
switch (vitem->type) {
case REG_DWORD: {
uint32_t v = 0;
if (vitem->data.length >= 4) {
v = IVAL(vitem->data.data, 0);
}
tmp = talloc_asprintf(edit, "0x%x", v);
if (tmp == NULL) {
return WERR_NOMEM;
}
set_field_buffer(edit->field[FLD_DATA], 0, tmp);
talloc_free(tmp);
break;
}
case REG_SZ:
case REG_EXPAND_SZ: {
const char *s;
if (!pull_reg_sz(edit, &vitem->data, &s)) {
return WERR_NOMEM;
}
set_field_buffer(edit->field[FLD_DATA], 0, s);
break;
}
case REG_MULTI_SZ: {
const char **p, **a;
char *buf = NULL;
if (!pull_reg_multi_sz(edit, &vitem->data, &a)) {
return WERR_NOMEM;
}
for (p = a; *p != NULL; ++p) {
if (buf == NULL) {
buf = talloc_asprintf(edit, "%s\n", *p);
} else {
buf = talloc_asprintf_append(buf, "%s\n", *p);
}
if (buf == NULL) {
return WERR_NOMEM;
}
}
set_field_buffer(edit->field[FLD_DATA], 0, buf);
talloc_free(buf);
}
case REG_BINARY:
/* initialized upon dialog creation */
break;
}
return WERR_OK;
}
static bool value_exists(TALLOC_CTX *ctx, const struct registry_key *key,
const char *name)
{
uint32_t type;
DATA_BLOB blob;
WERROR rv;
rv = reg_key_get_value_by_name(ctx, key, name, &type, &blob);
return W_ERROR_IS_OK(rv);
}
static WERROR set_value(struct edit_dialog *edit, struct registry_key *key,
uint32_t type, bool new_value)
{
WERROR rv;
DATA_BLOB blob;
char *name = string_trim(edit, field_buffer(edit->field[FLD_NAME], 0));
if (!new_value && !edit->buf && !field_status(edit->field[FLD_DATA])) {
return WERR_OK;
}
if (new_value && value_exists(edit, key, name)) {
return WERR_FILE_EXISTS;
}
switch (edit->mode) {
case REG_DWORD: {
uint32_t val;
int base = 10;
const char *buf = field_buffer(edit->field[FLD_DATA], 0);
if (buf[0] == '0' && tolower(buf[1]) == 'x') {
base = 16;
}
val = strtoul(buf, NULL, base);
blob = data_blob_talloc(edit, NULL, sizeof(val));
SIVAL(blob.data, 0, val);
rv = WERR_OK;
break;
}
case REG_SZ:
case REG_EXPAND_SZ: {
const char *buf = field_buffer(edit->field[FLD_DATA], 0);
char *str = string_trim(edit, buf);
if (!str || !push_reg_sz(edit, &blob, str)) {
rv = WERR_NOMEM;
}
break;
}
case REG_MULTI_SZ: {
int rows, cols, max;
const char **arr;
size_t i;
const char *buf = field_buffer(edit->field[FLD_DATA], 0);
dynamic_field_info(edit->field[FLD_DATA], &rows, &cols, &max);
arr = talloc_zero_array(edit, const char *, rows + 1);
if (arr == NULL) {
return WERR_NOMEM;
}
for (i = 0; *buf; ++i, buf += cols) {
SMB_ASSERT(i < rows);
arr[i] = string_trim_n(edit, buf, cols);
}
if (!push_reg_multi_sz(edit, &blob, arr)) {
rv = WERR_NOMEM;
}
break;
}
case REG_BINARY:
blob = data_blob_talloc(edit, NULL, edit->buf->len);
memcpy(blob.data, edit->buf->data, edit->buf->len);
break;
}
rv = reg_val_set(key, name, type, blob);
return rv;
}
static void section_down(struct edit_dialog *edit)
{
switch (edit->section) {
case IN_NAME:
if (form_driver(edit->input, REQ_VALIDATION) == E_OK) {
edit->section = IN_DATA;
if (edit->buf) {
hexedit_set_cursor(edit->buf);
} else {
set_current_field(edit->input,
edit->field[FLD_DATA]);
pos_form_cursor(edit->input);
}
}
break;
case IN_DATA:
if (edit->buf ||
form_driver(edit->input, REQ_VALIDATION) == E_OK) {
edit->section = IN_MENU;
menu_driver(edit->dia->choices, REQ_FIRST_ITEM);
pos_menu_cursor(edit->dia->choices);
}
break;
case IN_MENU:
if (current_item_is_last(edit->dia->choices)) {
edit->section = IN_NAME;
set_current_field(edit->input, edit->field[FLD_NAME]);
pos_form_cursor(edit->input);
} else {
menu_driver(edit->dia->choices, REQ_RIGHT_ITEM);
}
break;
}
}
static void section_up(struct edit_dialog *edit)
{
switch (edit->section) {
case IN_NAME:
if (form_driver(edit->input, REQ_VALIDATION) == E_OK) {
edit->section = IN_MENU;
menu_driver(edit->dia->choices, REQ_LAST_ITEM);
pos_menu_cursor(edit->dia->choices);
}
break;
case IN_DATA:
if (edit->buf ||
form_driver(edit->input, REQ_VALIDATION) == E_OK) {
edit->section = IN_NAME;
set_current_field(edit->input, edit->field[FLD_NAME]);
pos_form_cursor(edit->input);
}
break;
case IN_MENU:
if (current_item_is_first(edit->dia->choices)) {
edit->section = IN_DATA;
if (edit->buf) {
hexedit_set_cursor(edit->buf);
} else {
set_current_field(edit->input,
edit->field[FLD_DATA]);
pos_form_cursor(edit->input);
}
} else {
menu_driver(edit->dia->choices, REQ_LEFT_ITEM);
}
break;
}
}
static void handle_hexedit_input(struct hexedit *buf, int c)
{
switch (c) {
case KEY_UP:
hexedit_driver(buf, HE_CURSOR_UP);
break;
case KEY_DOWN:
hexedit_driver(buf, HE_CURSOR_DOWN);
break;
case KEY_LEFT:
hexedit_driver(buf, HE_CURSOR_LEFT);
break;
case KEY_RIGHT:
hexedit_driver(buf, HE_CURSOR_RIGHT);
break;
default:
hexedit_driver(buf, c);
break;
}
hexedit_set_cursor(buf);
}
static WERROR edit_init_dialog(struct edit_dialog *edit, uint32_t type)
{
char *title;
int diaheight = -1;
int winheight = -1;
const char *choices[] = {
"Ok",
"Cancel",
"Resize",
NULL
};
switch (edit->mode) {
case REG_MULTI_SZ:
diaheight = EDIT_HEIGHT_MULTILINE;
winheight = EDIT_FORM_WIN_HEIGHT_MULTILINE;
choices[2] = NULL;
break;
case REG_BINARY:
diaheight = EDIT_HEIGHT_BUF;
winheight = EDIT_FORM_WIN_HEIGHT_BUF;
break;
default:
diaheight = EDIT_HEIGHT_ONELINE;
winheight = EDIT_FORM_WIN_HEIGHT_ONELINE;
choices[2] = NULL;
break;
}
title = talloc_asprintf(edit, "Edit %s value", str_regtype(type));
if (title == NULL) {
return WERR_NOMEM;
}
edit->dia = dialog_choice_center_new(edit, title, choices, diaheight,
EDIT_WIDTH);
talloc_free(title);
if (edit->dia == NULL) {
return WERR_NOMEM;
}
edit->input_win = derwin(edit->dia->sub_window, winheight,
EDIT_FORM_WIN_WIDTH,
EDIT_FORM_WIN_Y, EDIT_FORM_WIN_X);
if (edit->input_win == NULL) {
return WERR_NOMEM;
}
return WERR_OK;
}
static WERROR edit_init_form(struct edit_dialog *edit,
const struct value_item *vitem)
{
edit->field[0] = new_field(EDIT_NAME_LABEL_HEIGHT,
EDIT_NAME_LABEL_WIDTH,
EDIT_NAME_LABEL_Y,
EDIT_NAME_LABEL_X, 0, 0);
if (edit->field[0] == NULL) {
return WERR_NOMEM;
}
set_field_buffer(edit->field[0], 0, "Name");
field_opts_off(edit->field[0], O_EDIT);
edit->field[FLD_NAME] = new_field(EDIT_NAME_INPUT_HEIGHT,
EDIT_NAME_INPUT_WIDTH,
EDIT_NAME_INPUT_Y,
EDIT_NAME_INPUT_X, 0, 0);
if (edit->field[FLD_NAME] == NULL) {
return WERR_NOMEM;
}
edit->field[2] = new_field(EDIT_DATA_LABEL_HEIGHT,
EDIT_DATA_LABEL_WIDTH,
EDIT_DATA_LABEL_Y,
EDIT_DATA_LABEL_X, 0, 0);
if (edit->field[2] == NULL) {
return WERR_NOMEM;
}
set_field_buffer(edit->field[2], 0, "Data");
field_opts_off(edit->field[2], O_EDIT);
if (edit->mode == REG_BINARY) {
size_t len = 8;
const void *buf = NULL;
if (vitem) {
len = vitem->data.length;
buf = vitem->data.data;
}
edit->buf = hexedit_new(edit, edit->dia->sub_window,
EDIT_DATA_HEIGHT_BUF,
EDIT_DATA_INPUT_Y,
EDIT_DATA_INPUT_X,
buf, len);
if (edit->buf == NULL) {
return WERR_NOMEM;
}
hexedit_refresh(edit->buf);
hexedit_set_cursor(edit->buf);
} else {
int val_rows = EDIT_DATA_HEIGHT_ONELINE;
if (edit->mode == REG_MULTI_SZ) {
val_rows = EDIT_DATA_HEIGHT_MULTILINE;
}
edit->field[FLD_DATA] = new_field(val_rows,
EDIT_DATA_INPUT_WIDTH,
EDIT_DATA_INPUT_Y,
EDIT_DATA_INPUT_X, 0, 0);
if (edit->field[FLD_DATA] == NULL) {
return WERR_NOMEM;
}
}
set_field_back(edit->field[FLD_NAME], A_REVERSE);
field_opts_off(edit->field[FLD_NAME], O_BLANK | O_AUTOSKIP | O_STATIC);
if (edit->field[FLD_DATA]) {
set_field_back(edit->field[FLD_DATA], A_REVERSE);
field_opts_off(edit->field[FLD_DATA],
O_BLANK | O_AUTOSKIP | O_STATIC | O_WRAP);
if (edit->mode == REG_DWORD) {
set_field_type(edit->field[FLD_DATA], TYPE_REGEXP,
"^ *([0-9]+|0[xX][0-9a-fA-F]+) *$");
}
}
if (vitem) {
set_field_buffer(edit->field[FLD_NAME], 0, vitem->value_name);
field_opts_off(edit->field[FLD_NAME], O_EDIT);
fill_value_buffer(edit, vitem);
}
edit->input = new_form(edit->field);
if (edit->input == NULL) {
return WERR_NOMEM;
}
form_opts_off(edit->input, O_NL_OVERLOAD | O_BS_OVERLOAD);
set_form_win(edit->input, edit->dia->sub_window);
set_form_sub(edit->input, edit->input_win);
set_current_field(edit->input, edit->field[FLD_NAME]);
post_form(edit->input);
return WERR_OK;
}
static WERROR handle_editor_input(struct edit_dialog *edit,
struct registry_key *key,
uint32_t type,
const struct value_item *vitem, int c)
{
WERROR rv = WERR_OK;
int selection;
if (edit->section == IN_NAME) {
handle_form_input(edit->input, c);
} else if (edit->section == IN_DATA) {
if (edit->buf) {
handle_hexedit_input(edit->buf, c);
} else {
handle_form_input(edit->input, c);
}
} else {
selection = handle_menu_input(edit->dia->choices, c);
if (selection == DIALOG_OK) {
rv = set_value(edit, key, type, vitem == NULL);
if (W_ERROR_EQUAL(rv, WERR_FILE_EXISTS)) {
dialog_notice(edit, DIA_ALERT,
"Value exists",
"Value name already exists.");
selection = -1;
} else {
edit->closing = true;
}
} else if (selection == DIALOG_RESIZE) {
char *n;
size_t newlen = 0;
dialog_input(edit, &n, "Resize buffer",
"Enter new size");
if (n) {
newlen = strtoul(n, NULL, 10);
edit->section = IN_DATA;
hexedit_resize_buffer(edit->buf, newlen);
hexedit_refresh(edit->buf);
hexedit_set_cursor(edit->buf);
talloc_free(n);
}
} else if (selection == DIALOG_CANCEL) {
edit->closing = true;
}
}
return rv;
}
WERROR dialog_edit_value(TALLOC_CTX *ctx, struct registry_key *key,
uint32_t type, const struct value_item *vitem,
bool force_binary)
{
struct edit_dialog *edit;
WERROR rv = WERR_NOMEM;
edit = talloc_zero(ctx, struct edit_dialog);
if (edit == NULL) {
return rv;
}
talloc_set_destructor(edit, edit_dialog_free);
edit->mode = type;
if (force_binary) {
edit->mode = REG_BINARY;
}
rv = edit_init_dialog(edit, type);
if (!W_ERROR_IS_OK(rv)) {
goto finish;
}
rv = edit_init_form(edit, vitem);
if (!W_ERROR_IS_OK(rv)) {
goto finish;
}
update_panels();
doupdate();
edit->section = IN_NAME;
edit->closing = false;
do {
int c = dialog_getch(edit->dia);
if (c == '\t') {
section_down(edit);
} else if (c == KEY_BTAB) {
section_up(edit);
} else {
rv = handle_editor_input(edit, key, type, vitem, c);
}
update_panels();
doupdate();
} while (!edit->closing);
finish:
talloc_free(edit);
return rv;
}
int dialog_select_type(TALLOC_CTX *ctx, int *type)
{
struct dialog *dia;
const char *choices[] = {
"OK",
"Cancel",
NULL
};
const char *reg_types[] = {
"REG_DWORD",
"REG_SZ",
"REG_EXPAND_SZ",
"REG_MULTI_SZ",
"REG_BINARY",
};
#define NTYPES (sizeof(reg_types) / sizeof(const char*))
ITEM **item;
MENU *list;
WINDOW *type_win;
int sel = -1;
size_t i;
dia = dialog_choice_center_new(ctx, "New Value", choices, 10, 20);
if (dia == NULL) {
return -1;
}
mvwprintw(dia->sub_window, 0, 0, "Choose type:");
type_win = derwin(dia->sub_window, 6, 18, 1, 0);
if (type_win == NULL) {
goto finish;
}
item = talloc_zero_array(dia, ITEM *, NTYPES + 1);
if (item == NULL) {
goto finish;
}
for (i = 0; i < NTYPES; ++i) {
int t = regtype_by_string(reg_types[i]);
item[i] = new_item(reg_types[i], reg_types[i]);
if (item[i] == NULL) {
goto finish;
}
set_item_userptr(item[i], (void*)(uintptr_t)t);
}
list = new_menu(item);
if (list == NULL) {
goto finish;
}
set_menu_format(list, 7, 1);
set_menu_win(list, dia->sub_window);
set_menu_sub(list, type_win);
menu_opts_off(list, O_SHOWDESC);
set_menu_mark(list, "* ");
post_menu(list);
update_panels();
doupdate();
while (sel == -1) {
ITEM *it;
int c = dialog_getch(dia);
switch (c) {
case KEY_UP:
menu_driver(list, REQ_UP_ITEM);
break;
case KEY_DOWN:
menu_driver(list, REQ_DOWN_ITEM);
break;
case KEY_LEFT:
menu_driver(dia->choices, REQ_LEFT_ITEM);
break;
case KEY_RIGHT:
menu_driver(dia->choices, REQ_RIGHT_ITEM);
break;
case '\n':
case KEY_ENTER:
it = current_item(list);
*type = (int)(uintptr_t)item_userptr(it);
it = current_item(dia->choices);
sel = (int)(uintptr_t)item_userptr(it);
break;
}
update_panels();
doupdate();
}
finish:
if (list) {
unpost_menu(list);
free_menu(list);
}
if (item) {
ITEM **it;
for (it = item; *it; ++it) {
free_item(*it);
}
}
if (type_win) {
delwin(type_win);
}
talloc_free(dia);
return sel;
}