From 9712ecaf941b931c301f5e133caa985b522f080d Mon Sep 17 00:00:00 2001
From: aliguori <aliguori@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Tue, 11 Nov 2008 20:51:59 +0000
Subject: [PATCH] sockets: switch vnc to new code, support vnc port auto-allocation (Gerd Hoffman)
---
vnc.c | 113 ++++++++++++++++++++++++++---------------------------------------------------------------------------------------
1 file changed, 26 insertions(+), 87 deletions(-)
diff --git a/vnc.c b/vnc.c
index 9df4dbe..f0ebebd 100644
--- a/vnc.c
+++ b/vnc.c
@@ -2139,8 +2139,6 @@ static void vnc_listen_read(void *opaque)
}
}
-extern int parse_host_port(struct sockaddr_in *saddr, const char *str);
-
void vnc_display_init(DisplayState *ds)
{
VncState *vs;
@@ -2291,18 +2289,11 @@ int vnc_display_password(DisplayState *ds, const char *password)
int vnc_display_open(DisplayState *ds, const char *display)
{
- struct sockaddr *addr;
- struct sockaddr_in iaddr;
-#ifndef _WIN32
- struct sockaddr_un uaddr;
- const char *p;
-#endif
- int reuse_addr, ret;
- socklen_t addrlen;
VncState *vs = ds ? (VncState *)ds->opaque : vnc_state;
const char *options;
int password = 0;
int reverse = 0;
+ int to_port = 0;
#ifdef CONFIG_VNC_TLS
int tls = 0, x509 = 0;
#endif
@@ -2321,6 +2312,8 @@ int vnc_display_open(DisplayState *ds, const char *display)
password = 1; /* Require password auth */
} else if (strncmp(options, "reverse", 7) == 0) {
reverse = 1;
+ } else if (strncmp(options, "to=", 3) == 0) {
+ to_port = atoi(options+3) + 5900;
#ifdef CONFIG_VNC_TLS
} else if (strncmp(options, "tls", 3) == 0) {
tls = 1; /* Require TLS */
@@ -2398,67 +2391,14 @@ int vnc_display_open(DisplayState *ds, const char *display)
}
#endif
}
-#ifndef _WIN32
- if (strstart(display, "unix:", &p)) {
- addr = (struct sockaddr *)&uaddr;
- addrlen = sizeof(uaddr);
-
- vs->lsock = socket(PF_UNIX, SOCK_STREAM, 0);
- if (vs->lsock == -1) {
- fprintf(stderr, "Could not create socket\n");
- free(vs->display);
- vs->display = NULL;
- return -1;
- }
-
- uaddr.sun_family = AF_UNIX;
- memset(uaddr.sun_path, 0, 108);
- snprintf(uaddr.sun_path, 108, "%s", p);
-
- if (!reverse) {
- unlink(uaddr.sun_path);
- }
- } else
-#endif
- {
- addr = (struct sockaddr *)&iaddr;
- addrlen = sizeof(iaddr);
-
- if (parse_host_port(&iaddr, display) < 0) {
- fprintf(stderr, "Could not parse VNC address\n");
- free(vs->display);
- vs->display = NULL;
- return -1;
- }
-
- iaddr.sin_port = htons(ntohs(iaddr.sin_port) + (reverse ? 0 : 5900));
-
- vs->lsock = socket(PF_INET, SOCK_STREAM, 0);
- if (vs->lsock == -1) {
- fprintf(stderr, "Could not create socket\n");
- free(vs->display);
- vs->display = NULL;
- return -1;
- }
-
- reuse_addr = 1;
- ret = setsockopt(vs->lsock, SOL_SOCKET, SO_REUSEADDR,
- (const char *)&reuse_addr, sizeof(reuse_addr));
- if (ret == -1) {
- fprintf(stderr, "setsockopt() failed\n");
- close(vs->lsock);
- vs->lsock = -1;
- free(vs->display);
- vs->display = NULL;
- return -1;
- }
- }
if (reverse) {
- if (connect(vs->lsock, addr, addrlen) == -1) {
- fprintf(stderr, "Connection to VNC client failed\n");
- close(vs->lsock);
- vs->lsock = -1;
+ /* connect to viewer */
+ if (strncmp(display, "unix:", 5) == 0)
+ vs->lsock = unix_connect(display+5);
+ else
+ vs->lsock = inet_connect(display, SOCK_STREAM);
+ if (-1 == vs->lsock) {
free(vs->display);
vs->display = NULL;
return -1;
@@ -2466,26 +2406,25 @@ int vnc_display_open(DisplayState *ds, const char *display)
vs->csock = vs->lsock;
vs->lsock = -1;
vnc_connect(vs);
- return 0;
}
- }
-
- if (bind(vs->lsock, addr, addrlen) == -1) {
- fprintf(stderr, "bind() failed\n");
- close(vs->lsock);
- vs->lsock = -1;
- free(vs->display);
- vs->display = NULL;
- return -1;
- }
+ return 0;
- if (listen(vs->lsock, 1) == -1) {
- fprintf(stderr, "listen() failed\n");
- close(vs->lsock);
- vs->lsock = -1;
- free(vs->display);
- vs->display = NULL;
- return -1;
+ } else {
+ /* listen for connects */
+ char *dpy;
+ dpy = qemu_malloc(256);
+ if (strncmp(display, "unix:", 5) == 0) {
+ strcpy(dpy, "unix:");
+ vs->lsock = unix_listen(display, dpy+5, 256-5);
+ } else {
+ vs->lsock = inet_listen(display, dpy, 256, SOCK_STREAM, 5900);
+ }
+ if (-1 == vs->lsock) {
+ free(dpy);
+ } else {
+ free(vs->display);
+ vs->display = dpy;
+ }
}
return qemu_set_fd_handler2(vs->lsock, vnc_listen_poll, vnc_listen_read, NULL, vs);
--
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