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authorOrit Wasserman <owasserm@redhat.com>2012-09-24 13:11:08 +0200
committerAnthony Liguori <aliguori@us.ibm.com>2012-09-25 19:05:55 -0500
commit5db5f44cb4b7f24b9e0efdefc9015e36b7c34881 (patch)
treeaa9d4b99920842446b7d88a28eedf17874533f60
parent05bc1d8a4b2f77df8cc9880a552047e30c16f1f8 (diff)
Separate inet_connect into inet_connect (blocking) and inet_nonblocking_connect
No need to add non blocking parameters to the blocking inet_connect add block parameter for inet_connect_opts instead of using QemuOpt "block". Signed-off-by: Orit Wasserman <owasserm@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
-rw-r--r--migration-tcp.c2
-rw-r--r--nbd.c2
-rw-r--r--qemu-char.c2
-rw-r--r--qemu-sockets.c58
-rw-r--r--qemu_socket.h7
-rw-r--r--ui/vnc.c2
6 files changed, 57 insertions, 16 deletions
diff --git a/migration-tcp.c b/migration-tcp.c
index ac891c38a3..7f6ad98727 100644
--- a/migration-tcp.c
+++ b/migration-tcp.c
@@ -88,7 +88,7 @@ int tcp_start_outgoing_migration(MigrationState *s, const char *host_port,
s->write = socket_write;
s->close = tcp_close;
- s->fd = inet_connect(host_port, false, &in_progress, errp);
+ s->fd = inet_nonblocking_connect(host_port, &in_progress, errp);
if (error_is_set(errp)) {
migrate_fd_error(s);
return -1;
diff --git a/nbd.c b/nbd.c
index 57edfde0c9..6f0db62deb 100644
--- a/nbd.c
+++ b/nbd.c
@@ -208,7 +208,7 @@ int tcp_socket_outgoing(const char *address, uint16_t port)
int tcp_socket_outgoing_spec(const char *address_and_port)
{
- return inet_connect(address_and_port, true, NULL, NULL);
+ return inet_connect(address_and_port, NULL);
}
int tcp_socket_incoming(const char *address, uint16_t port)
diff --git a/qemu-char.c b/qemu-char.c
index 7f0f895157..13b87b53c1 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -2456,7 +2456,7 @@ static CharDriverState *qemu_chr_open_socket(QemuOpts *opts)
if (is_listen) {
fd = inet_listen_opts(opts, 0, NULL);
} else {
- fd = inet_connect_opts(opts, NULL, NULL);
+ fd = inet_connect_opts(opts, true, NULL, NULL);
}
}
if (fd < 0) {
diff --git a/qemu-sockets.c b/qemu-sockets.c
index 22797bf2eb..0883a66eb2 100644
--- a/qemu-sockets.c
+++ b/qemu-sockets.c
@@ -54,9 +54,6 @@ static QemuOptsList dummy_opts = {
},{
.name = "ipv6",
.type = QEMU_OPT_BOOL,
- },{
- .name = "block",
- .type = QEMU_OPT_BOOL,
},
{ /* end if list */ }
},
@@ -294,11 +291,22 @@ static struct addrinfo *inet_parse_connect_opts(QemuOpts *opts, Error **errp)
return res;
}
-int inet_connect_opts(QemuOpts *opts, bool *in_progress, Error **errp)
+/**
+ * Create a socket and connect it to an address.
+ *
+ * @opts: QEMU options, recognized parameters strings "host" and "port",
+ * bools "ipv4" and "ipv6".
+ * @block: set true for blocking socket
+ * @in_progress: set to true in case of ongoing connect
+ * @errp: set on error
+ *
+ * Returns: -1 on error, file descriptor on success.
+ */
+int inet_connect_opts(QemuOpts *opts, bool block, bool *in_progress,
+ Error **errp)
{
struct addrinfo *res, *e;
int sock = -1;
- bool block = qemu_opt_get_bool(opts, "block", 0);
res = inet_parse_connect_opts(opts, errp);
if (!res) {
@@ -515,17 +523,47 @@ int inet_listen(const char *str, char *ostr, int olen,
return sock;
}
-int inet_connect(const char *str, bool block, bool *in_progress, Error **errp)
+/**
+ * Create a blocking socket and connect it to an address.
+ *
+ * @str: address string
+ * @errp: set in case of an error
+ *
+ * Returns -1 in case of error, file descriptor on success
+ **/
+int inet_connect(const char *str, Error **errp)
{
QemuOpts *opts;
int sock = -1;
opts = qemu_opts_create(&dummy_opts, NULL, 0, NULL);
if (inet_parse(opts, str) == 0) {
- if (block) {
- qemu_opt_set(opts, "block", "on");
- }
- sock = inet_connect_opts(opts, in_progress, errp);
+ sock = inet_connect_opts(opts, true, NULL, errp);
+ } else {
+ error_set(errp, QERR_SOCKET_CREATE_FAILED);
+ }
+ qemu_opts_del(opts);
+ return sock;
+}
+
+/**
+ * Create a non-blocking socket and connect it to an address.
+ *
+ * @str: address string
+ * @in_progress: set to true in case of ongoing connect
+ * @errp: set in case of an error
+ *
+ * Returns: -1 on error, file descriptor on success.
+ **/
+int inet_nonblocking_connect(const char *str, bool *in_progress,
+ Error **errp)
+{
+ QemuOpts *opts;
+ int sock = -1;
+
+ opts = qemu_opts_create(&dummy_opts, NULL, 0, NULL);
+ if (inet_parse(opts, str) == 0) {
+ sock = inet_connect_opts(opts, false, in_progress, errp);
} else {
error_set(errp, QERR_SOCKET_CREATE_FAILED);
}
diff --git a/qemu_socket.h b/qemu_socket.h
index 30ae6af8b8..80696aa6d8 100644
--- a/qemu_socket.h
+++ b/qemu_socket.h
@@ -42,8 +42,11 @@ int send_all(int fd, const void *buf, int len1);
int inet_listen_opts(QemuOpts *opts, int port_offset, Error **errp);
int inet_listen(const char *str, char *ostr, int olen,
int socktype, int port_offset, Error **errp);
-int inet_connect_opts(QemuOpts *opts, bool *in_progress, Error **errp);
-int inet_connect(const char *str, bool block, bool *in_progress, Error **errp);
+int inet_connect_opts(QemuOpts *opts, bool block, bool *in_progress,
+ Error **errp);
+int inet_connect(const char *str, Error **errp);
+int inet_nonblocking_connect(const char *str, bool *in_progress,
+ Error **errp);
int inet_dgram_opts(QemuOpts *opts);
const char *inet_strfamily(int family);
diff --git a/ui/vnc.c b/ui/vnc.c
index 385e345c31..01b2dafea2 100644
--- a/ui/vnc.c
+++ b/ui/vnc.c
@@ -3061,7 +3061,7 @@ int vnc_display_open(DisplayState *ds, const char *display)
if (strncmp(display, "unix:", 5) == 0)
vs->lsock = unix_connect(display+5);
else
- vs->lsock = inet_connect(display, true, NULL, NULL);
+ vs->lsock = inet_connect(display, NULL);
if (-1 == vs->lsock) {
g_free(vs->display);
vs->display = NULL;