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authorJames Magahern <james@magahern.com>2019-01-19 20:17:41 -0800
committerJames Magahern <james@magahern.com>2019-01-19 20:17:41 -0800
commit5087ea7538c32d953705f0352227648ecd8e33f0 (patch)
tree397d9b897a1eae9fb38648788c3eb49bfd68ac1b /src/main.c
parentAuthentication now works (diff)
Changes to get it to work with xsecurelock
Only thing left to do is to get it to read the screen dimensions, since apparently we don't get window changed events.
Diffstat (limited to 'src/main.c')
-rw-r--r--src/main.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/src/main.c b/src/main.c
index 5edb881..fc00437 100644
--- a/src/main.c
+++ b/src/main.c
@@ -8,12 +8,14 @@
#include "render.h"
#include "x11_support.h"
+#include <fcntl.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <unistd.h>
+static const int kXSecureLockCharFD = 0;
static const size_t kMaxPasswordLength = 128;
static inline saver_state_t* saver_state(void *c)
@@ -35,6 +37,40 @@ static void window_changed_size(saver_state_t *state, XConfigureEvent *event)
cairo_xlib_surface_set_size(state->surface, event->width, event->height);
}
+static void handle_xsl_key_input(saver_state_t *state, const char c)
+{
+ char *password_buf = state->password_buffer;
+ size_t pw_len = strlen(password_buf);
+ switch (c) {
+ case '\b': // Backspace.
+ if (pw_len > 0) {
+ password_buf[pw_len - 1] = '\0';
+ }
+ break;
+ case '\177': // Delete
+ break;
+ case '\001': // Ctrl-A.
+ // TODO: cursor movement
+ break;
+ case '\025': // Ctrl-U.
+ // TODO: clear line
+ break;
+ case 0: // Shouldn't happen.
+ case '\033': // Escape.
+ break;
+ case '\r': // Return.
+ case '\n': // Return.
+ accept_password(state);
+ break;
+ default:
+ if (pw_len + 1 < state->password_buffer_len) {
+ password_buf[pw_len] = c;
+ password_buf[pw_len + 1] = '\0';
+ }
+ break;
+ }
+}
+
static void handle_key_event(saver_state_t *state, XKeyEvent *event)
{
if (!state->input_allowed) return;
@@ -65,6 +101,13 @@ static int poll_events(saver_state_t *state)
XEvent e;
const bool block_for_next_event = false;
+ // Via xsecurelock, take this route
+ char buf;
+ ssize_t read_res = read(kXSecureLockCharFD, &buf, 1);
+ if (read_res > 0) {
+ handle_xsl_key_input(state, buf);
+ }
+
// Temp: this should be handled by x11_support
Display *display = cairo_xlib_surface_get_display(state->surface);
for (;;) {
@@ -208,6 +251,8 @@ static int runloop(cairo_surface_t *surface)
state.input_allowed = false;
state.password_prompt = "";
state.is_authenticated = false;
+ state.canvas_width = 800;
+ state.canvas_height = 600;
auth_callbacks_t callbacks = {
.info_handler = callback_show_info,
@@ -257,6 +302,10 @@ int main(int argc, char **argv)
exit(1);
}
+ // Make it so reading from the xsecurelock file descriptor doesn't block
+ int flags = fcntl(kXSecureLockCharFD, F_GETFL, 0);
+ fcntl(kXSecureLockCharFD, F_SETFL, flags | O_NONBLOCK);
+
// Docs say this must be called whenever the size of the window changes
cairo_xlib_surface_set_size(surface, default_width, default_height);