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Cleanup part 1: split up server.c.

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Nicholas Marriott
2007-09-26 10:35:24 +00:00
parent 3fef2d998f
commit 671694ac30
5 changed files with 603 additions and 779 deletions
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server-fn.c Normal file
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/* $Id: server-fn.c,v 1.1 2007-09-26 10:35:24 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <string.h>
#include "tmux.h"
/* Write command to a client. */
void
write_client(struct client *c, u_int cmd, void *buf, size_t len)
{
struct hdr hdr;
hdr.type = cmd;
hdr.size = len;
buffer_write(c->out, &hdr, sizeof hdr);
if (buf != NULL)
buffer_write(c->out, buf, len);
}
/* Write command to a client with two buffers. */
void
write_client2(struct client *c,
u_int cmd, void *buf1, size_t len1, void *buf2, size_t len2)
{
struct hdr hdr;
hdr.type = cmd;
hdr.size = len1 + len2;
buffer_write(c->out, &hdr, sizeof hdr);
if (buf1 != NULL)
buffer_write(c->out, buf1, len1);
if (buf2 != NULL)
buffer_write(c->out, buf2, len2);
}
/* Write command to all clients attached to a specific window. */
void
write_clients(struct window *w, u_int cmd, void *buf, size_t len)
{
struct client *c;
struct hdr hdr;
u_int i;
hdr.type = cmd;
hdr.size = len;
for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
c = ARRAY_ITEM(&clients, i);
if (c != NULL && c->session != NULL) {
if (c->session->window == w) {
buffer_write(c->out, &hdr, sizeof hdr);
if (buf != NULL)
buffer_write(c->out, buf, len);
}
}
}
}
/* Changed client window. */
void
changed_window(struct client *c)
{
struct window *w;
w = c->session->window;
if (c->sx != w->screen.sx || c->sy != w->screen.sy)
window_resize(w, c->sx, c->sy);
draw_client(c, 0, c->sy - 1);
}
/* Draw window on client. */
void
draw_client(struct client *c, u_int py_upper, u_int py_lower)
{
struct hdr hdr;
size_t size;
buffer_ensure(c->out, sizeof hdr);
buffer_add(c->out, sizeof hdr);
size = BUFFER_USED(c->out);
screen_draw(&c->session->window->screen, c->out, py_upper, py_lower);
size = BUFFER_USED(c->out) - size;
log_debug("redrawing screen, %zu bytes", size);
if (size != 0) {
hdr.type = MSG_OUTPUT;
hdr.size = size;
memcpy(
BUFFER_IN(c->out) - size - sizeof hdr, &hdr, sizeof hdr);
} else
buffer_reverse_add(c->out, sizeof hdr);
}
/* Write message command to a client. */
void
write_message(struct client *c, const char *fmt, ...)
{
struct hdr hdr;
va_list ap;
char *msg;
size_t size;
u_int i;
buffer_ensure(c->out, sizeof hdr);
buffer_add(c->out, sizeof hdr);
size = BUFFER_USED(c->out);
input_store_zero(c->out, CODE_CURSOROFF);
input_store_two(c->out, CODE_CURSORMOVE, c->sy, 1);
input_store_one(c->out, CODE_ATTRIBUTES, 2);
input_store16(c->out, 0);
input_store16(c->out, 7);
va_start(ap, fmt);
xvasprintf(&msg, fmt, ap);
va_end(ap);
buffer_write(c->out, msg, strlen(msg));
for (i = strlen(msg); i < c->sx; i++)
input_store8(c->out, ' ');
xfree(msg);
size = BUFFER_USED(c->out) - size;
hdr.type = MSG_OUTPUT;
hdr.size = size;
memcpy(BUFFER_IN(c->out) - size - sizeof hdr, &hdr, sizeof hdr);
hdr.type = MSG_PAUSE;
hdr.size = 0;
buffer_write(c->out, &hdr, sizeof hdr);
buffer_ensure(c->out, sizeof hdr);
buffer_add(c->out, sizeof hdr);
size = BUFFER_USED(c->out);
screen_draw(&c->session->window->screen, c->out, c->sy - 1, c->sy - 1);
size = BUFFER_USED(c->out) - size;
hdr.type = MSG_OUTPUT;
hdr.size = size;
memcpy(BUFFER_IN(c->out) - size - sizeof hdr, &hdr, sizeof hdr);
}