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-rw-r--r--contrib/x11vnc.c127
1 files changed, 97 insertions, 30 deletions
diff --git a/contrib/x11vnc.c b/contrib/x11vnc.c
index e4fa887..dba150b 100644
--- a/contrib/x11vnc.c
+++ b/contrib/x11vnc.c
@@ -131,7 +131,7 @@
#endif
/* date +'"lastmod: %Y-%m-%d";' */
-char lastmod[] = "lastmod: 2004-05-08";
+char lastmod[] = "lastmod: 2004-05-13";
/* X and rfb framebuffer */
@@ -485,7 +485,7 @@ int check_access(char *addr) {
* We go through this pain to avoid dependency on libXt.
*/
-int ugly_accept_window(char *addr) {
+int ugly_accept_window(char *addr, int timeout) {
#define t2x2_width 16
#define t2x2_height 16
@@ -496,10 +496,10 @@ static char t2x2_bits[] = {
Window awin;
GC gc;
- XFontStruct *font_info;
XSizeHints hints;
- Pixmap ico;
XGCValues values;
+ static XFontStruct *font_info = NULL;
+ static Pixmap ico = 0;
unsigned long valuemask = 0;
static char dash_list[] = {20, 40};
int list_length = sizeof(dash_list);
@@ -508,12 +508,22 @@ static char t2x2_bits[] = {
Atom wm_delete_window;
XEvent ev;
+ long evmask = ExposureMask | KeyPressMask | ButtonPressMask
+ | StructureNotifyMask;
+ double waited = 0.0;
+
+ /* strings and geometries y/n */
KeyCode key_y, key_n;
char str1[100];
- char str2[] = "To accept: press \"y\" or click Mouse Button1";
- char str3[] = "To reject: press \"n\" or click Mouse Button3";
+ char str2[] = "To accept: press \"y\" or click the \"Yes\" button";
+ char str3[] = "To reject: press \"n\" or click the \"No\" button";
+ char str4[] = "Yes";
+ char str5[] = "No";
+ int x, y, w = 345, h = 125, ret = 0;
+ int X_sh = 20, Y_sh = 30, dY = 20;
+ int Ye_x = 20, Ye_y = 0, Ye_w = 40, Ye_h = 20;
+ int No_x = 70, No_y = 0, No_w = 40, No_h = 20;
- int x, y, w = 345, h = 120, ret = 0;
x = (dpy_x - w)/2;
y = (dpy_y - h)/2;
@@ -529,8 +539,10 @@ static char t2x2_bits[] = {
wm_delete_window = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
XSetWMProtocols(dpy, awin, &wm_delete_window, 1);
- ico = XCreateBitmapFromData(dpy, awin, t2x2_bits, t2x2_width,
- t2x2_height);
+ if (! ico) {
+ ico = XCreateBitmapFromData(dpy, awin, t2x2_bits, t2x2_width,
+ t2x2_height);
+ }
hints.flags = PPosition | PSize | PMinSize;
hints.x = x;
@@ -543,10 +555,9 @@ static char t2x2_bits[] = {
XSetStandardProperties(dpy, awin, "new x11vnc client", "x11vnc query",
ico, NULL, 0, &hints);
- XSelectInput(dpy, awin, ExposureMask | KeyPressMask | ButtonPressMask
- | StructureNotifyMask);
+ XSelectInput(dpy, awin, evmask);
- if ((font_info = XLoadQueryFont(dpy, "fixed")) == NULL) {
+ if (! font_info && (font_info = XLoadQueryFont(dpy, "fixed")) == NULL) {
rfbLog("ugly_accept_window: cannot locate font fixed.\n");
X_UNLOCK;
clean_up_exit(1);
@@ -566,18 +577,55 @@ static char t2x2_bits[] = {
key_n = XKeysymToKeycode(dpy, XStringToKeysym("n"));
while (1) {
- int out = -1;
+ int out = -1, l1, l2, l3, l4, l5, x, y, tw;
- XNextEvent(dpy, &ev);
+ if (XCheckWindowEvent(dpy, awin, evmask, &ev)) {
+ ; /* proceed to handling */
+ } else if (XCheckTypedEvent(dpy, ClientMessage, &ev)) {
+ ; /* proceed to handling */
+ } else {
+ int ms = 100; /* sleep a bit */
+ usleep(ms * 1000);
+ waited += ((double) ms)/1000.;
+ if (timeout && (int) waited >= timeout) {
+ rfbLog("accept_client: popup timed out after "
+ "%d seconds.\n", timeout);
+ out = 0;
+ ev.type = 0;
+ } else {
+ continue;
+ }
+ }
switch(ev.type) {
case Expose:
while (XCheckTypedEvent(dpy, Expose, &ev)) {
;
}
- XDrawString(dpy, awin, gc, 20, 30, str1, strlen(str1));
- XDrawString(dpy, awin, gc, 20, 50, str2, strlen(str2));
- XDrawString(dpy, awin, gc, 20, 70, str3, strlen(str3));
+ l1 = strlen(str1); l2 = strlen(str2);
+ l3 = strlen(str3); l4 = strlen(str4); l5 = strlen(str5);
+
+ XDrawString(dpy, awin, gc, X_sh, Y_sh+0*dY, str1, l1);
+ XDrawString(dpy, awin, gc, X_sh, Y_sh+1*dY, str2, l2);
+ XDrawString(dpy, awin, gc, X_sh, Y_sh+2*dY, str3, l3);
+
+ Ye_y = Y_sh+3*dY;
+ No_y = Y_sh+3*dY;
+ XDrawRectangle(dpy, awin, gc, Ye_x, Ye_y, Ye_w, Ye_h);
+ XDrawRectangle(dpy, awin, gc, No_x, No_y, No_w, No_h);
+
+ tw = XTextWidth(font_info, str4, l4);
+ tw = (Ye_w - tw)/2;
+ if (tw < 0) tw = 1;
+ XDrawString(dpy, awin, gc, Ye_x+tw, Ye_y+Ye_h-5,
+ str4, l4);
+
+ tw = XTextWidth(font_info, str5, l5);
+ tw = (No_w - tw)/2;
+ if (tw < 0) tw = 1;
+ XDrawString(dpy, awin, gc, No_x+tw, No_y+No_h-5,
+ str5, l5);
+
break;
case ClientMessage:
@@ -588,10 +636,14 @@ static char t2x2_bits[] = {
break;
case ButtonPress:
- if (ev.xbutton.button == 1) {
- out = 1;
- } else if (ev.xbutton.button == 3) {
+ x = ev.xbutton.x;
+ y = ev.xbutton.y;
+ if (x > No_x && x < No_x+No_w && y > No_y
+ && y < No_y+No_h) {
out = 0;
+ } else if (x > Ye_x && x < Ye_x+Ye_w && y > Ye_y
+ && y < Ye_y+Ye_h) {
+ out = 1;
}
break;
@@ -655,10 +707,18 @@ int accept_client(char *addr) {
"'x11vnc: accept connection from %s?'", addr);
cmd = xmessage;
- } else if (!strcmp(accept_cmd, "popup") || !strcmp(accept_cmd,
- "builtin")) {
+ } else if (strstr(accept_cmd, "popup:") == accept_cmd ||
+ !strcmp(accept_cmd, "popup")) {
+ int timeout = 120;
+ char *p;
+ if ((p = strchr(accept_cmd, ':')) != NULL) {
+ int in;
+ if (sscanf(p+1, "%d", &in) == 1) {
+ timeout = in;
+ }
+ }
rfbLog("accept_client: using builtin popup for: %s\n", addr);
- if (ugly_accept_window(addr)) {
+ if (ugly_accept_window(addr, timeout)) {
rfbLog("accept_client: popup accepted: %s\n", addr);
return 1;
} else {
@@ -5372,14 +5432,21 @@ void print_help() {
"-localhost Same as -allow 127.0.0.1\n"
"-accept string Prompt user at the X11 display whether an incoming\n"
" client should be allowed to connect. \"string\" is an\n"
-" external command run via system(3). The RFB_CLIENT env.\n"
+" external command run via system(3). Be sure to quote\n"
+" \"string\" if it contains spaces, etc. The RFB_CLIENT env.\n"
" variable will be set to the client's IP number. If the\n"
-" command returns 0 the client is accepted, otherwise it\n"
-" is rejected. If string is \"xmessage\" then an xmessage(1)\n"
-" invocation is used for the command. If string is \"popup\"\n"
-" then a builtin popup window is used. Note that x11vnc\n"
-" blocks while the external command is running (other\n"
-" clients may see no updates during this period).\n"
+" external command returns 0 the client is accepted,\n"
+" otherwise the client is rejected.\n"
+"\n"
+" If string is \"xmessage\" then an xmessage(1) invocation\n"
+" is used for the command. If string is \"popup\" then a\n"
+" builtin popup window is used. The popup will time out\n"
+" after 120 seconds, use \"popup:N\" to modify the timeout\n"
+" to N seconds (use 0 for no timeout)\n"
+"\n"
+" Note that x11vnc blocks while the external command or\n"
+" or popup is running (other clients may see no updates\n"
+" during this period).\n"
"-inetd Launched by inetd(1): stdio instead of listening socket.\n"
"\n"
"-noshm Do not use the MIT-SHM extension for the polling.\n"
generated by cgit v1.2.1 (git 2.18.0) at 2024-12-24 13:21:36 +0000