fixup! Add display server.
This commit is contained in:
parent
be23ab5b0e
commit
b9d6423f76
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@ -11,7 +11,7 @@ CFLAGS += -Wall -Wextra
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BINARIES = chkblayout
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MANPAGES1 = chkblayout.1
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LIBS =
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LIBS = -ldisplay
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all: $(BINARIES)
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@ -20,6 +20,7 @@
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#include <sys/stat.h>
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#include <display.h>
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#include <err.h>
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#include <errno.h>
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#include <error.h>
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@ -34,6 +35,20 @@
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#include <unistd.h>
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#include <termios.h>
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#define CHKBLAYOUT_ID 0
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static bool chkblayout_ack_received = false;
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static int chkblayout_error;
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static void on_ack(void* ctx, uint32_t id, int error)
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{
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(void) ctx;
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if ( id != CHKBLAYOUT_ID )
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return;
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chkblayout_error = error;
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chkblayout_ack_received = true;
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}
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int main(int argc, char* argv[])
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{
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bool list = false;
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@ -103,8 +118,29 @@ int main(int argc, char* argv[])
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err(1, "read: %s", kblayout_path);
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close(kblayout_fd);
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if ( tcsetblob(tty_fd, "kblayout", kblayout, kblayout_size) < 0 )
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err(1, "tcsetblob: kblayout: %s:", kblayout_path);
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if ( getenv("DISPLAY_SOCKET") )
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{
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struct display_connection* connection = display_connect_default();
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if ( !connection )
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err(1, "Could not connect to display server");
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display_chkblayout(connection, CHKBLAYOUT_ID, kblayout, kblayout_size);
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struct display_event_handlers handlers = {0};
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handlers.ack_handler = on_ack;
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while ( !chkblayout_ack_received )
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display_wait_event(connection, &handlers);
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if ( chkblayout_error )
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{
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errno = chkblayout_error;
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err(1, "tcsetblob: kblayout: %s", kblayout_path);
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}
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display_disconnect(connection);
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}
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else if ( tcsetblob(tty_fd, "kblayout", kblayout, kblayout_size) < 0 )
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err(1, "tcsetblob: kblayout: %s", kblayout_path);
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free(kblayout);
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@ -1,5 +1,6 @@
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/*
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* Copyright (c) 2014, 2015, 2016, 2023 Jonas 'Sortie' Termansen.
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* Copyright (c) 2023 Juhani 'nortti' Krekelä.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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@ -28,6 +29,7 @@
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#include <stddef.h>
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#include <stdlib.h>
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#include <string.h>
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#include <termios.h>
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#include <unistd.h>
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#include "connection.h"
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@ -97,14 +99,23 @@ struct window* connection_find_window(struct connection* connection,
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#define CONNECTION_MESSAGE_HANDLER_NO_AUX(message_name) \
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void connection_handler_##message_name(struct connection* connection, \
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struct display_##message_name* msg, \
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void* auxilerary __attribute__((unused)), \
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size_t auxilerary_size __attribute__((unused)))
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void* auxiliary __attribute__((unused)), \
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size_t auxiliary_size __attribute__((unused)), \
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const struct server* server __attribute__((unused)))
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#define CONNECTION_MESSAGE_HANDLER(message_name) \
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void connection_handler_##message_name(struct connection* connection, \
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struct display_##message_name* msg, \
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unsigned char* auxilerary, \
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size_t auxilerary_size)
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unsigned char* auxiliary, \
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size_t auxiliary_size, \
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const struct server* server __attribute__((unused)))
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#define CONNECTION_MESSAGE_HANDLER_SERVER(message_name) \
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void connection_handler_##message_name(struct connection* connection, \
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struct display_##message_name* msg, \
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unsigned char* auxiliary, \
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size_t auxiliary_size, \
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const struct server* server)
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CONNECTION_MESSAGE_HANDLER_NO_AUX(shutdown)
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{
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@ -157,9 +168,9 @@ CONNECTION_MESSAGE_HANDLER(render_window)
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src.xres = msg->width;
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src.yres = msg->height;
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src.pitch = msg->width;
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src.buffer = (uint32_t*) auxilerary;
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src.buffer = (uint32_t*) auxiliary;
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if ( auxilerary_size < sizeof(uint32_t) * src.xres * src.yres )
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if ( auxiliary_size < sizeof(uint32_t) * src.xres * src.yres )
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return;
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struct framebuffer dst =
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@ -175,9 +186,9 @@ CONNECTION_MESSAGE_HANDLER(title_window)
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if ( !window )
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return;
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const char* title = (char*) auxilerary;
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const char* title = (char*) auxiliary;
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free(window->title);
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window->title = strndup(title, auxilerary_size);
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window->title = strndup(title, auxiliary_size);
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window_render_frame(window);
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}
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@ -198,10 +209,27 @@ CONNECTION_MESSAGE_HANDLER_NO_AUX(hide_window)
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window->show = false;
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}
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CONNECTION_MESSAGE_HANDLER_SERVER(chkblayout)
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{
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struct event_ack event;
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event.id = msg->id;
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event.error = 0;
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if ( tcsetblob(server->tty_fd, "kblayout", auxiliary, auxiliary_size) < 0 )
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event.error = errno;
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struct display_packet_header header;
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header.message_id = EVENT_ACK;
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header.message_length = sizeof(event);
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connection_schedule_transmit(connection, &header, sizeof(header));
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connection_schedule_transmit(connection, &event, sizeof(event));
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}
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typedef void (*connection_message_handler)(struct connection* connection,
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void* msg,
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void* auxilerary,
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size_t auxilerary_size);
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void* auxiliary,
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size_t auxiliary_size,
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const struct server* server);
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struct connection_message_handler_registration
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{
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@ -223,6 +251,7 @@ struct connection_message_handler_registration connection_message_handlers[] =
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REGISTER_CONNECTION_MESSAGE_HANDLER(show_window),
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REGISTER_CONNECTION_MESSAGE_HANDLER(hide_window),
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REGISTER_CONNECTION_MESSAGE_HANDLER(shutdown),
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REGISTER_CONNECTION_MESSAGE_HANDLER(chkblayout),
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};
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size_t num_connection_message_handlers = sizeof(connection_message_handlers) /
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@ -233,7 +262,8 @@ short connection_interested_poll_events(struct connection* connection)
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return POLLIN | (connection->outgoing_used ? POLLOUT : 0);
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}
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void connection_can_read(struct connection* connection)
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void connection_can_read(struct connection* connection,
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const struct server* server)
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{
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while ( connection->packet_header_received < sizeof(connection->packet_header) )
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{
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@ -272,10 +302,10 @@ void connection_can_read(struct connection* connection)
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{
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struct connection_message_handler_registration* handler =
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&connection_message_handlers[packet_id];
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unsigned char* auxilerary = connection->packet + handler->message_size;
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size_t auxilerary_size = packet_length - handler->message_size;
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unsigned char* auxiliary = connection->packet + handler->message_size;
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size_t auxiliary_size = packet_length - handler->message_size;
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handler->handler(connection, connection->packet,
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auxilerary, auxilerary_size);
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auxiliary, auxiliary_size, server);
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}
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connection->packet_header_received = 0;
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@ -25,6 +25,7 @@
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#include <display-protocol.h>
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#include "server.h"
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#include "window.h"
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struct display;
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@ -58,7 +59,8 @@ struct window* connection_find_window_raw(struct connection* connection,
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struct window* connection_find_window(struct connection* connection,
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uint32_t window_id);
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short connection_interested_poll_events(struct connection* connection);
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void connection_can_read(struct connection* connection);
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void connection_can_read(struct connection* connection,
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const struct server* server);
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void connection_can_write(struct connection* connection);
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void connection_destroy(struct connection* connection);
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@ -68,7 +68,7 @@ void server_initialize(struct server* server, struct display* display)
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load_font();
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server->tty_fd = 0;
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if ( !isatty(0) )
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if ( !isatty(server->tty_fd) )
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{
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server->tty_fd = open("/dev/tty", O_RDONLY);
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if ( server->tty_fd < 0 )
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@ -245,7 +245,7 @@ void server_poll(struct server* server)
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if ( pfd->revents & POLLOUT )
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connection_can_write(connection);
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if ( pfd->revents & POLLIN )
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connection_can_read(connection);
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connection_can_read(connection, server);
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}
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// Compact the array down here so the pfds match the connections above.
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@ -1,5 +1,6 @@
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/*
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* Copyright (c) 2014, 2015, 2016 Jonas 'Sortie' Termansen.
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* Copyright (c) 2023 Juhani 'nortti' Krekelä.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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@ -84,6 +85,13 @@ struct display_shutdown
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uint32_t code;
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};
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#define DISPLAY_CHKBLAYOUT 8
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struct display_chkblayout
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{
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uint32_t id;
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/* keyboard layout data bytes follow */
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};
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#define EVENT_DISCONNECT 0
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struct event_disconnect
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{
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uint32_t codepoint;
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};
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#define EVENT_ACK 4
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struct event_ack
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{
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uint32_t id;
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int error;
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};
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#endif
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@ -1,5 +1,6 @@
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/*
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* Copyright (c) 2014, 2015, 2016, 2017 Jonas 'Sortie' Termansen.
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* Copyright (c) 2023 Juhani 'nortti' Krekelä.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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@ -46,8 +47,8 @@ void display_destroy_window(struct display_connection* connection,
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uint32_t window_id);
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void display_resize_window(struct display_connection* connection,
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uint32_t window_id,
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uint32_t width, uint32_t
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height);
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uint32_t width,
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uint32_t height);
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void display_render_window(struct display_connection* connection,
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uint32_t window_id,
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uint32_t left,
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@ -63,11 +64,17 @@ void display_show_window(struct display_connection* connection,
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void display_hide_window(struct display_connection* connection,
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uint32_t window_id);
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void display_chkblayout(struct display_connection* connection,
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uint32_t id,
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void* data,
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uint32_t kblayout_bytes);
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typedef void (*display_event_disconnect_handler_t)(void*);
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typedef void (*display_event_quit_handler_t)(void*, uint32_t);
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typedef void (*display_event_resize_handler_t)(void*, uint32_t, uint32_t,
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uint32_t);
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typedef void (*display_event_keyboard_handler_t)(void*, uint32_t, uint32_t);
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typedef void (*display_event_ack_handler_t)(void*, uint32_t, int);
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struct display_event_handlers
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{
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@ -76,6 +83,7 @@ struct display_event_handlers
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display_event_quit_handler_t quit_handler;
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display_event_resize_handler_t resize_handler;
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display_event_keyboard_handler_t keyboard_handler;
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display_event_ack_handler_t ack_handler;
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};
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int display_poll_event(struct display_connection* connection,
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@ -1,5 +1,6 @@
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/*
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* Copyright (c) 2014, 2015, 2016, 2017 Jonas 'Sortie' Termansen.
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* Copyright (c) 2023 Juhani 'nortti' Krekelä.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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@ -90,7 +91,8 @@ struct display_connection* display_connect(const char* socket_path)
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if ( (connection->fd = open_local_client_socket(socket_path, 0)) < 0 )
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return free(connection), (struct display_connection*) NULL;
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size_t send_buffer_size = 2 * 1024 * 1024;
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setsockopt(connection->fd, SOL_SOCKET, SO_SNDBUF, &send_buffer_size, sizeof(send_buffer_size));
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setsockopt(connection->fd, SOL_SOCKET, SO_SNDBUF, &send_buffer_size,
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sizeof(send_buffer_size));
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return connection;
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}
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@ -113,20 +115,25 @@ int display_connection_fd(struct display_connection* connection)
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return connection->fd;
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}
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static void send_message(struct display_connection* connection, uint32_t message_id,
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const void* message, size_t message_size,
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const void* auxilerary, size_t auxilerary_size)
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static void send_message(struct display_connection* connection,
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uint32_t message_id,
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const void* message,
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size_t message_size,
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const void* auxiliary,
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size_t auxiliary_size)
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{
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struct display_packet_header header;
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header.message_id = message_id;
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header.message_length = message_size + auxilerary_size;
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header.message_length = message_size + auxiliary_size;
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writeall(connection->fd, &header, sizeof(header));
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writeall(connection->fd, message, message_size);
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writeall(connection->fd, auxilerary, auxilerary_size);
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writeall(connection->fd, auxiliary, auxiliary_size);
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}
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static void send_message_no_aux(struct display_connection* connection, uint32_t message_id,
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const void* message, size_t message_size)
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static void send_message_no_aux(struct display_connection* connection,
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uint32_t message_id,
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const void* message,
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size_t message_size)
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{
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send_message(connection, message_id, message, message_size, 0, 0);
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}
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@ -138,21 +145,26 @@ void display_shutdown(struct display_connection* connection, uint32_t code)
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send_message_no_aux(connection, DISPLAY_SHUTDOWN, &msg, sizeof(msg));
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}
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void display_create_window(struct display_connection* connection, uint32_t window_id)
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void display_create_window(struct display_connection* connection,
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uint32_t window_id)
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{
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struct display_create_window msg;
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msg.window_id = window_id;
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send_message_no_aux(connection, DISPLAY_CREATE_WINDOW, &msg, sizeof(msg));
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}
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void display_destroy_window(struct display_connection* connection, uint32_t window_id)
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void display_destroy_window(struct display_connection* connection,
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uint32_t window_id)
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{
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struct display_destroy_window msg;
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msg.window_id = window_id;
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send_message_no_aux(connection, DISPLAY_DESTROY_WINDOW, &msg, sizeof(msg));
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}
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void display_resize_window(struct display_connection* connection, uint32_t window_id, uint32_t width, uint32_t height)
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void display_resize_window(struct display_connection* connection,
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uint32_t window_id,
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uint32_t width,
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uint32_t height)
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{
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struct display_resize_window msg;
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msg.window_id = window_id;
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@ -161,7 +173,13 @@ void display_resize_window(struct display_connection* connection, uint32_t windo
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send_message_no_aux(connection, DISPLAY_RESIZE_WINDOW, &msg, sizeof(msg));
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}
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void display_render_window(struct display_connection* connection, uint32_t window_id, uint32_t left, uint32_t top, uint32_t width, uint32_t height, uint32_t* data)
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void display_render_window(struct display_connection* connection,
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uint32_t window_id,
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uint32_t left,
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uint32_t top,
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uint32_t width,
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uint32_t height,
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uint32_t* data)
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{
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struct display_render_window msg;
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msg.window_id = window_id;
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@ -173,27 +191,42 @@ void display_render_window(struct display_connection* connection, uint32_t windo
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data, sizeof(uint32_t) * width * height);
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}
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void display_title_window(struct display_connection* connection, uint32_t window_id, const char* title)
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void display_title_window(struct display_connection* connection,
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uint32_t window_id,
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const char* title)
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{
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struct display_title_window msg;
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msg.window_id = window_id;
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send_message(connection, DISPLAY_TITLE_WINDOW, &msg, sizeof(msg), title, strlen(title));
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}
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void display_show_window(struct display_connection* connection, uint32_t window_id)
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void display_show_window(struct display_connection* connection,
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uint32_t window_id)
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{
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struct display_show_window msg;
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msg.window_id = window_id;
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send_message_no_aux(connection, DISPLAY_SHOW_WINDOW, &msg, sizeof(msg));
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}
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void display_hide_window(struct display_connection* connection, uint32_t window_id)
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void display_hide_window(struct display_connection* connection,
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uint32_t window_id)
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{
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struct display_hide_window msg;
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msg.window_id = window_id;
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send_message_no_aux(connection, DISPLAY_HIDE_WINDOW, &msg, sizeof(msg));
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}
|
||||
|
||||
void display_chkblayout(struct display_connection* connection,
|
||||
uint32_t id,
|
||||
void* data,
|
||||
uint32_t kblayout_bytes)
|
||||
{
|
||||
struct display_chkblayout msg;
|
||||
msg.id = id;
|
||||
send_message(connection, DISPLAY_CHKBLAYOUT, &msg, sizeof(msg),
|
||||
data, kblayout_bytes);
|
||||
}
|
||||
|
||||
static bool display_read_event(struct display_connection* connection)
|
||||
{
|
||||
while ( connection->header_bytes < sizeof(connection->header) )
|
||||
|
@ -236,7 +269,8 @@ static bool display_read_event(struct display_connection* connection)
|
|||
return true;
|
||||
}
|
||||
|
||||
static int display_dispatch_event(struct display_connection* connection, struct display_event_handlers* handlers)
|
||||
static int display_dispatch_event(struct display_connection* connection,
|
||||
struct display_event_handlers* handlers)
|
||||
{
|
||||
if ( connection->header_bytes == sizeof(connection->header) &&
|
||||
connection->payload &&
|
||||
|
@ -281,6 +315,14 @@ static int display_dispatch_event(struct display_connection* connection, struct
|
|||
handlers->keyboard_handler(handlers->context, event->window_id, event->codepoint);
|
||||
}
|
||||
|
||||
if ( connection->header.message_id == EVENT_ACK &&
|
||||
connection->header.message_length >= sizeof(struct event_ack) )
|
||||
{
|
||||
struct event_ack* event = (struct event_ack*) connection->payload;
|
||||
if ( handlers->ack_handler )
|
||||
handlers->ack_handler(handlers->context, event->id, event->error);
|
||||
}
|
||||
|
||||
connection->header_bytes = 0;
|
||||
free(connection->payload), connection->payload = NULL;
|
||||
connection->payload_bytes = 0;
|
||||
|
@ -300,7 +342,8 @@ static int display_event_read_hangup(struct display_event_handlers* handlers)
|
|||
return -1;
|
||||
}
|
||||
|
||||
int display_poll_event(struct display_connection* connection, struct display_event_handlers* handlers)
|
||||
int display_poll_event(struct display_connection* connection,
|
||||
struct display_event_handlers* handlers)
|
||||
{
|
||||
fcntl(connection->fd, F_SETFL, fcntl(connection->fd, F_GETFL) | O_NONBLOCK);
|
||||
bool read_success = display_read_event(connection);
|
||||
|
@ -310,7 +353,8 @@ int display_poll_event(struct display_connection* connection, struct display_eve
|
|||
return display_dispatch_event(connection, handlers);
|
||||
}
|
||||
|
||||
int display_wait_event(struct display_connection* connection, struct display_event_handlers* handlers)
|
||||
int display_wait_event(struct display_connection* connection,
|
||||
struct display_event_handlers* handlers)
|
||||
{
|
||||
if ( !display_read_event(connection) )
|
||||
return display_event_read_hangup(handlers);
|
||||
|
|
|
@ -568,8 +568,8 @@ int main(void)
|
|||
conf.release_sig_url);
|
||||
install_configurationf("upgrade.conf", "a", "src = yes\n");
|
||||
|
||||
// TODO: GUI support.
|
||||
bool kblayout_setable = 0 <= tcgetblob(0, "kblayout", NULL, 0);
|
||||
bool kblayout_setable = 0 <= tcgetblob(0, "kblayout", NULL, 0) ||
|
||||
getenv("DISPLAY_SOCKET");
|
||||
while ( kblayout_setable )
|
||||
{
|
||||
// TODO: Detect the name of the current keyboard layout.
|
||||
|
|
|
@ -466,7 +466,8 @@ int main(void)
|
|||
prompt(input, sizeof(input), "ready", "Ready?", ready);
|
||||
text("\n");
|
||||
|
||||
bool kblayout_setable = 0 <= tcgetblob(0, "kblayout", NULL, 0);
|
||||
bool kblayout_setable = 0 <= tcgetblob(0, "kblayout", NULL, 0) ||
|
||||
getenv("DISPLAY_SOCKET");
|
||||
while ( kblayout_setable )
|
||||
{
|
||||
// TODO: Detect the name of the current keyboard layout.
|
||||
|
|
Loading…
Reference in New Issue