diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/r-x11.c | 105 | ||||
| -rw-r--r-- | src/r-x11.h | 24 |
2 files changed, 129 insertions, 0 deletions
diff --git a/src/r-x11.c b/src/r-x11.c new file mode 100644 index 0000000..0e68225 --- /dev/null +++ b/src/r-x11.c @@ -0,0 +1,105 @@ +/*** + This file is part of LockPassword + Copyright (C) 2020-2021 Aleksandr D. Goncharov (Joursoir) <chat@joursoir.net> + + 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 <https://www.gnu.org/licenses/>. +***/ + +#if defined(DISPLAY) + +#include <stdio.h> +#include <string.h> +#include <X11/Xlib.h> + +#include "constants.h" + +static Atom X_utf8; + +static void send_data(Display *dpy, XSelectionRequestEvent *sev, + const char *data) +{ + XSelectionEvent ssev; + Atom target = sev->target; + char *an; + + an = XGetAtomName(dpy, target); + if(an) { + dbgprint("Request of type '%s'\n", an); + XFree(an); + } + + /* All of these should match the values of the request. */ + ssev.type = SelectionNotify; + ssev.requestor = sev->requestor; + ssev.selection = sev->selection; + ssev.target = target; + ssev.property = None; // means refusal + ssev.time = sev->time; + + if(target == X_utf8) { + an = XGetAtomName(dpy, sev->property); + if(an) { + dbgprint("Sending data, property '%s'\n", sev->requestor, an); + XFree(an); + } + + ssev.property = sev->property; + XChangeProperty(dpy, sev->requestor, sev->property, X_utf8, 8, + PropModeReplace, (unsigned char *)data, strlen(data)); + } + else { + dbgprint("No valid target. Refuse request.\n"); + } + + XSendEvent(dpy, sev->requestor, True, NoEventMask, (XEvent *)&ssev); +} + +int run_clipboard(char *data) +{ + Display *dpy; + Window owner, root; + int screen; + Atom sel; + XEvent ev; + XSelectionRequestEvent *sev; + + dpy = XOpenDisplay(NULL); // means use env $DISPLAY + if(!dpy) + errprint(1, "Open X display failed\n"); + + screen = DefaultScreen(dpy); + root = RootWindow(dpy, screen); + owner = XCreateSimpleWindow(dpy, root, -10, -10, 1, 1, 0, 0, 0); + + sel = XInternAtom(dpy, "CLIPBOARD", False); + X_utf8 = XInternAtom(dpy, "UTF8_STRING", False); + + XSetSelectionOwner(dpy, sel, owner, CurrentTime); + for(;;) + { + XNextEvent(dpy, &ev); + switch(ev.type) { + case SelectionClear: + dbgprint("Lost 'CLIPBOARD' ownership\n"); + return 2; + case SelectionRequest: + sev = (XSelectionRequestEvent *)&ev.xselectionrequest; + dbgprint("SelectionRequest by 0x%lx\n", sev->requestor); + + send_data(dpy, sev, data); + } + } +} + +#endif /* defined(DISPLAY) */ diff --git a/src/r-x11.h b/src/r-x11.h new file mode 100644 index 0000000..b331bb4 --- /dev/null +++ b/src/r-x11.h @@ -0,0 +1,24 @@ +#ifndef LPASS_RX11_H +#define LPASS_RX11_H + +/*** + This file is part of LockPassword + Copyright (C) 2020-2021 Aleksandr D. Goncharov (Joursoir) <chat@joursoir.net> + + 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 <https://www.gnu.org/licenses/>. +***/ + +int run_clipboard(char *data); + +#endif /* LPASS_RX11_H */ |