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authorC. Davis <cd.rattan@gmail.com>2012-08-08 20:44:58 -0700
committerMichael Adam <obnox@samba.org>2013-04-29 13:06:16 +0200
commit6ef5ee250c3b906d56413b213e1f18fe1ff3579f (patch)
tree18a7cb51e3dad53a7d3112c0afd3d61423dd0dd7 /source3/utils
parentec6fb5d1ce75fa3746f473727f2533e629bdb136 (diff)
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regedit: Edit binary values with hexedit.
Reviewed-by: Andreas Schneider <asn@samba.org> Reviewed-by: Michael Adam <obnox@samba.org>
Diffstat (limited to 'source3/utils')
-rw-r--r--source3/utils/regedit_dialog.c143
1 files changed, 117 insertions, 26 deletions
diff --git a/source3/utils/regedit_dialog.c b/source3/utils/regedit_dialog.c
index 4065bf04f1..e7808e1495 100644
--- a/source3/utils/regedit_dialog.c
+++ b/source3/utils/regedit_dialog.c
@@ -20,6 +20,7 @@
#include "includes.h"
#include "regedit_dialog.h"
#include "regedit_valuelist.h"
+#include "regedit_hexedit.h"
#include "util_reg.h"
#include "lib/registry/registry.h"
#include <stdarg.h>
@@ -452,6 +453,7 @@ struct edit_dialog {
WINDOW *input_win;
FORM *input;
FIELD *field[MAX_FIELDS];
+ struct hexedit *buf;
enum input_section section;
};
@@ -520,7 +522,9 @@ static WERROR fill_value_buffer(struct edit_dialog *edit,
set_field_buffer(edit->field[1], 0, buf);
talloc_free(buf);
}
-
+ case REG_BINARY:
+ /* initialized upon dialog creation */
+ break;
}
return WERR_OK;
@@ -543,13 +547,9 @@ static WERROR set_value(struct edit_dialog *edit, struct registry_key *key,
{
WERROR rv;
DATA_BLOB blob;
- const char *buf = field_buffer(edit->field[1], 0);
char *name = string_trim(edit, field_buffer(edit->field[0], 0));
- if (!buf) {
- return WERR_OK;
- }
- if (!new_value && !field_status(edit->field[1])) {
+ if (!new_value && !edit->buf && !field_status(edit->field[1])) {
return WERR_OK;
}
if (new_value && value_exists(edit, key, name)) {
@@ -560,6 +560,7 @@ static WERROR set_value(struct edit_dialog *edit, struct registry_key *key,
case REG_DWORD: {
uint32_t val;
int base = 10;
+ const char *buf = field_buffer(edit->field[1], 0);
if (buf[0] == '0' && tolower(buf[1]) == 'x') {
base = 16;
@@ -573,7 +574,9 @@ static WERROR set_value(struct edit_dialog *edit, struct registry_key *key,
}
case REG_SZ:
case REG_EXPAND_SZ: {
+ const char *buf = field_buffer(edit->field[1], 0);
char *str = string_trim(edit, buf);
+
if (!str || !push_reg_sz(edit, &blob, str)) {
rv = WERR_NOMEM;
}
@@ -583,6 +586,7 @@ static WERROR set_value(struct edit_dialog *edit, struct registry_key *key,
int rows, cols, max;
const char **arr;
size_t i;
+ const char *buf = field_buffer(edit->field[1], 0);
dynamic_field_info(edit->field[1], &rows, &cols, &max);
@@ -599,6 +603,10 @@ static WERROR set_value(struct edit_dialog *edit, struct registry_key *key,
}
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);
@@ -612,11 +620,16 @@ static void section_down(struct edit_dialog *edit)
case IN_NAME:
if (form_driver(edit->input, REQ_VALIDATION) == E_OK) {
edit->section = IN_DATA;
- set_current_field(edit->input, edit->field[1]);
+ if (edit->buf) {
+ hexedit_set_cursor(edit->buf);
+ } else {
+ set_current_field(edit->input, edit->field[1]);
+ }
}
break;
case IN_DATA:
- if (form_driver(edit->input, REQ_VALIDATION) == E_OK) {
+ if (edit->buf ||
+ form_driver(edit->input, REQ_VALIDATION) == E_OK) {
edit->section = IN_MENU;
menu_driver(edit->dia->choices, REQ_FIRST_ITEM);
}
@@ -638,18 +651,46 @@ static void section_up(struct edit_dialog *edit)
}
break;
case IN_DATA:
- if (form_driver(edit->input, REQ_VALIDATION) == E_OK) {
+ if (edit->buf ||
+ form_driver(edit->input, REQ_VALIDATION) == E_OK) {
edit->section = IN_NAME;
set_current_field(edit->input, edit->field[0]);
}
break;
case IN_MENU:
edit->section = IN_DATA;
- set_current_field(edit->input, edit->field[1]);
+ if (edit->buf) {
+ hexedit_set_cursor(edit->buf);
+ } else {
+ set_current_field(edit->input, edit->field[1]);
+ }
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);
+}
+
WERROR dialog_edit_value(TALLOC_CTX *ctx, struct registry_key *key, uint32_t type,
const struct value_item *vitem, WINDOW *below)
{
@@ -657,8 +698,10 @@ WERROR dialog_edit_value(TALLOC_CTX *ctx, struct registry_key *key, uint32_t typ
const char *choices[] = {
"Ok",
"Cancel",
+ "Resize",
NULL
};
+#define DIALOG_RESIZE 2
char *title;
int nlines, ncols, val_rows;
WERROR rv = WERR_NOMEM;
@@ -678,6 +721,12 @@ WERROR dialog_edit_value(TALLOC_CTX *ctx, struct registry_key *key, uint32_t typ
nlines = 9;
if (type == REG_MULTI_SZ) {
nlines += 4;
+ } else if (type == REG_BINARY) {
+ nlines += 10;
+ }
+ /* don't include a resize button */
+ if (type != REG_BINARY) {
+ choices[2] = NULL;
}
ncols = 50;
edit->dia = dialog_choice_center_new(edit, title, choices, nlines,
@@ -694,21 +743,49 @@ WERROR dialog_edit_value(TALLOC_CTX *ctx, struct registry_key *key, uint32_t typ
}
/* data */
- val_rows = 1;
- if (type == REG_MULTI_SZ) {
- val_rows += 4;
+ if (type == 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, 10,
+ 5, 0, buf, len);
+ if (edit->buf == NULL) {
+ goto finish;
+ }
+ hexedit_refresh(edit->buf);
+ hexedit_set_cursor(edit->buf);
+ edit->input_win = derwin(edit->dia->sub_window, 2,
+ ncols - 3, 0, 0);
+
+ } else {
+ val_rows = 1;
+ if (type == REG_MULTI_SZ) {
+ val_rows += 4;
+ }
+ edit->field[1] = new_field(val_rows, ncols - 4, 4, 1, 0, 0);
+ if (edit->field[1] == NULL) {
+ goto finish;
+ }
+ edit->input_win = derwin(edit->dia->sub_window, nlines - 3,
+ ncols - 3, 0, 0);
}
- edit->field[1] = new_field(val_rows, ncols - 4, 4, 1, 0, 0);
- if (edit->field[1] == NULL) {
+ if (edit->input_win == NULL) {
goto finish;
}
+
set_field_back(edit->field[0], A_REVERSE);
- set_field_back(edit->field[1], A_REVERSE);
field_opts_off(edit->field[0], O_BLANK | O_AUTOSKIP | O_STATIC);
- field_opts_off(edit->field[1], O_BLANK | O_AUTOSKIP | O_STATIC | O_WRAP);
- if (type == REG_DWORD) {
- set_field_type(edit->field[1], TYPE_REGEXP,
- "^ *([0-9]+|0[xX][0-9a-fA-F]+) *$");
+ if (edit->field[1]) {
+ set_field_back(edit->field[1], A_REVERSE);
+ field_opts_off(edit->field[1], O_BLANK | O_AUTOSKIP | O_STATIC | O_WRAP);
+ if (type == REG_DWORD) {
+ set_field_type(edit->field[1], TYPE_REGEXP,
+ "^ *([0-9]+|0[xX][0-9a-fA-F]+) *$");
+ }
}
if (vitem) {
@@ -723,11 +800,6 @@ WERROR dialog_edit_value(TALLOC_CTX *ctx, struct registry_key *key, uint32_t typ
}
form_opts_off(edit->input, O_NL_OVERLOAD | O_BS_OVERLOAD);
- edit->input_win = derwin(edit->dia->sub_window, nlines - 3, ncols - 3,
- 0, 0);
- if (edit->input_win == NULL) {
- goto finish;
- }
set_form_win(edit->input, edit->dia->sub_window);
set_form_sub(edit->input, edit->input_win);
@@ -751,8 +823,14 @@ WERROR dialog_edit_value(TALLOC_CTX *ctx, struct registry_key *key, uint32_t typ
continue;
}
- if (edit->section == IN_NAME || edit->section == IN_DATA) {
+ 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) {
@@ -765,6 +843,18 @@ WERROR dialog_edit_value(TALLOC_CTX *ctx, struct registry_key *key, uint32_t typ
} else {
goto finish;
}
+ } else if (selection == DIALOG_RESIZE) {
+ char *n;
+ size_t newlen = 0;
+
+ dialog_input(edit, &n, "Resize buffer", below,
+ "Enter new size");
+ if (n) {
+ newlen = strtoul(n, NULL, 10);
+ hexedit_resize_buffer(edit->buf, newlen);
+ hexedit_refresh(edit->buf);
+ talloc_free(n);
+ }
} else if (selection == DIALOG_CANCEL) {
rv = WERR_OK;
goto finish;
@@ -794,6 +884,7 @@ int dialog_select_type(TALLOC_CTX *ctx, int *type, WINDOW *below)
"REG_SZ",
"REG_EXPAND_SZ",
"REG_MULTI_SZ",
+ "REG_BINARY",
};
#define NTYPES (sizeof(reg_types) / sizeof(const char*))
ITEM **item;