mirror of
https://gitlab.freedesktop.org/wayland/wayland.git
synced 2026-04-21 06:46:33 -04:00
Use new connection object in client code too.
This commit is contained in:
Kristian Høgsberg
parent
680f1c7025
commit
427524aedf
6 changed files with 104 additions and 123 deletions
148
wayland-client.c
148
wayland-client.c
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@ -10,6 +10,9 @@
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#include <ctype.h>
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#include <sys/poll.h>
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#include "connection.h"
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#include "wayland-client.h"
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static const char socket_name[] = "\0wayland";
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struct wl_buffer {
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@ -17,45 +20,41 @@ struct wl_buffer {
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int head, tail;
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};
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struct wl_connection {
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int fd;
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struct wl_buffer in, out;
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struct wl_display *display;
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uint32_t id;
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};
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struct wl_proxy {
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struct wl_connection *connection;
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struct wl_display *display;
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uint32_t id;
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};
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struct wl_display {
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struct wl_proxy proxy;
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struct wl_connection *connection;
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int fd;
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uint32_t id;
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};
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struct wl_surface {
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struct wl_proxy proxy;
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};
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struct wl_connection *
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wl_connection_create(const char *address)
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struct wl_display *
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wl_display_create(const char *address,
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wl_connection_update_func_t update, void *data)
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{
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struct wl_connection *connection;
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struct wl_display *display;
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struct sockaddr_un name;
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socklen_t size;
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char buffer[256];
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uint32_t id, length;
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connection = malloc(sizeof *connection);
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if (connection == NULL)
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display = malloc(sizeof *display);
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if (display == NULL)
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return NULL;
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memset(connection, 0, sizeof *connection);
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connection->id = 256; /* Need to get our id-range. */
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connection->fd = socket(PF_LOCAL, SOCK_STREAM, 0);
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if (connection->fd < 0) {
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free(connection);
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memset(display, 0, sizeof *display);
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display->id = 256; /* Need to get our id-range. */
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display->fd = socket(PF_LOCAL, SOCK_STREAM, 0);
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if (display->fd < 0) {
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free(display);
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return NULL;
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}
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@ -64,76 +63,71 @@ wl_connection_create(const char *address)
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size = offsetof (struct sockaddr_un, sun_path) + sizeof socket_name;
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if (connect (connection->fd, (struct sockaddr *) &name, size) < 0) {
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close(connection->fd);
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free(connection);
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if (connect(display->fd, (struct sockaddr *) &name, size) < 0) {
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close(display->fd);
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free(display);
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return NULL;
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}
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/* FIXME: actually discover advertised objects here. */
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read(connection->fd, &id, sizeof id);
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read(connection->fd, &length, sizeof length);
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read(connection->fd, buffer, (length + 3) & ~3);
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read(display->fd, &id, sizeof id);
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read(display->fd, &length, sizeof length);
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read(display->fd, buffer, (length + 3) & ~3);
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display = malloc(sizeof *display);
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display->proxy.connection = connection;
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display->proxy.display = display;
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display->proxy.id = id;
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connection->display = display;
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return connection;
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display->connection = wl_connection_create(display->fd,
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update, data);
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return display;
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}
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void
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wl_connection_destroy(struct wl_connection *connection)
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wl_display_destroy(struct wl_display *display)
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{
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close(connection->fd);
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free(connection->display);
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free(connection);
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wl_connection_destroy(display->connection);
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close(display->fd);
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free(display);
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}
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int
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wl_connection_get_fd(struct wl_connection *connection)
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wl_display_get_fd(struct wl_display *display)
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{
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return connection->fd;
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return display->fd;
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}
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static void
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handle_event(struct wl_connection *connection)
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{
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struct wl_buffer *b;
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uint32_t *p, opcode, size;
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uint32_t p[2], opcode, size;
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b = &connection->in;
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p = (uint32_t *) (b->data + b->tail);
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wl_connection_copy(connection, p, sizeof p);
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opcode = p[1] & 0xffff;
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size = p[1] >> 16;
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printf("signal from object %d, opcode %d, size %d\n",
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p[0], opcode, size);
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b->tail += size;
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wl_connection_consume(connection, sizeof p);
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}
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void
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wl_connection_iterate(struct wl_connection *connection)
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wl_display_iterate(struct wl_display *display, uint32_t mask)
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{
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struct wl_buffer *b;
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uint32_t *p, opcode, size;
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uint32_t p[2], opcode, size;
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int len;
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b = &connection->in;
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len = read(connection->fd, b->data + b->head, sizeof b->data);
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b->head += len;
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len = wl_connection_data(display->connection, mask);
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while (len > 0) {
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if (b->head - b->tail < 8)
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if (len < sizeof p)
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break;
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p = (uint32_t *) (b->data + b->tail);
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wl_connection_copy(display->connection, p, sizeof p);
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opcode = p[1] & 0xffff;
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size = p[1] >> 16;
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if (b->head - b->tail < size)
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if (len < size)
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break;
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handle_event(connection);
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handle_event(display->connection);
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}
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if (len < 0) {
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@ -142,52 +136,25 @@ wl_connection_iterate(struct wl_connection *connection)
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}
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}
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int
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wl_connection_flush(struct wl_connection *connection)
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{
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struct wl_buffer *b;
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int len;
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b = &connection->out;
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if (b->head == b->tail)
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return 0;
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len = write(connection->fd, b->data + b->tail, b->head - b->tail);
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b->tail += len;
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return len;
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};
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struct wl_display *
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wl_connection_get_display(struct wl_connection *connection)
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{
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return connection->display;
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}
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#define WL_DISPLAY_CREATE_SURFACE 0
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struct wl_surface *
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wl_display_create_surface(struct wl_display *display)
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{
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struct wl_surface *surface;
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struct wl_connection *connection;
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uint32_t request[3];
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surface = malloc(sizeof *surface);
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if (surface == NULL)
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return NULL;
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connection = display->proxy.connection;
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surface->proxy.id = connection->id++;
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surface->proxy.connection = connection;
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surface->proxy.id = display->id++;
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surface->proxy.display = display;
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request[0] = display->proxy.id;
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request[1] = WL_DISPLAY_CREATE_SURFACE | ((sizeof request) << 16);
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request[2] = surface->proxy.id;
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memcpy(connection->out.data + connection->out.head,
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request, sizeof request);
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connection->out.head += sizeof request;
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wl_connection_write(display->connection, request, sizeof request);
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return surface;
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}
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@ -199,22 +166,18 @@ wl_display_create_surface(struct wl_display *display)
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void wl_surface_destroy(struct wl_surface *surface)
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{
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uint32_t request[2];
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struct wl_connection *connection;
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request[0] = surface->proxy.id;
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request[1] = WL_SURFACE_DESTROY | ((sizeof request) << 16);
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connection = surface->proxy.connection;
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memcpy(connection->out.data + connection->out.head,
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request, sizeof request);
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connection->out.head += sizeof request;
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wl_connection_write(surface->proxy.display->connection,
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request, sizeof request);
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}
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void wl_surface_attach(struct wl_surface *surface,
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uint32_t name, int width, int height, int stride)
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{
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uint32_t request[6];
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struct wl_connection *connection;
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request[0] = surface->proxy.id;
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request[1] = WL_SURFACE_ATTACH | ((sizeof request) << 16);
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@ -223,10 +186,8 @@ void wl_surface_attach(struct wl_surface *surface,
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request[4] = height;
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request[5] = stride;
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connection = surface->proxy.connection;
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memcpy(connection->out.data + connection->out.head,
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request, sizeof request);
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connection->out.head += sizeof request;
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wl_connection_write(surface->proxy.display->connection,
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request, sizeof request);
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}
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@ -234,7 +195,6 @@ void wl_surface_map(struct wl_surface *surface,
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int32_t x, int32_t y, int32_t width, int32_t height)
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{
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uint32_t request[6];
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struct wl_connection *connection;
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request[0] = surface->proxy.id;
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request[1] = WL_SURFACE_MAP | ((sizeof request) << 16);
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@ -243,8 +203,6 @@ void wl_surface_map(struct wl_surface *surface,
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request[4] = width;
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request[5] = height;
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connection = surface->proxy.connection;
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memcpy(connection->out.data + connection->out.head,
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request, sizeof request);
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connection->out.head += sizeof request;
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wl_connection_write(surface->proxy.display->connection,
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request, sizeof request);
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}
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