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authorAndrew Tridgell <tridge@samba.org>2005-01-15 10:28:08 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 13:08:50 -0500
commit21aafc3536cb8a172805f0dd5d23b100f1ecb493 (patch)
treea43565bc8dbf36083cb8067458e4cf153902313b
parentf4e29ae1e9ad43f7cbc323d45590bafc94153da2 (diff)
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r4753: added the ability for the generic socket library to handle async
connect(). This required a small API change (the addition of a socket_connect_complete() method) (This used to be commit b787dd166f5cca82b3710802eefb41e0a8851fc3)
-rw-r--r--source4/lib/socket/socket.c8
-rw-r--r--source4/lib/socket/socket.h4
-rw-r--r--source4/lib/socket/socket_ipv4.c44
-rw-r--r--source4/lib/socket/socket_ipv6.c39
-rw-r--r--source4/lib/socket/socket_unix.c39
5 files changed, 104 insertions, 30 deletions
diff --git a/source4/lib/socket/socket.c b/source4/lib/socket/socket.c
index 9be6faf084..cc43348e79 100644
--- a/source4/lib/socket/socket.c
+++ b/source4/lib/socket/socket.c
@@ -107,6 +107,14 @@ NTSTATUS socket_connect(struct socket_context *sock,
return sock->ops->fn_connect(sock, my_address, my_port, server_address, server_port, flags);
}
+NTSTATUS socket_connect_complete(struct socket_context *sock, uint32_t flags)
+{
+ if (!sock->ops->fn_connect_complete) {
+ return NT_STATUS_NOT_IMPLEMENTED;
+ }
+ return sock->ops->fn_connect_complete(sock, flags);
+}
+
NTSTATUS socket_listen(struct socket_context *sock, const char *my_address, int port, int queue_size, uint32_t flags)
{
if (sock->type != SOCKET_TYPE_STREAM) {
diff --git a/source4/lib/socket/socket.h b/source4/lib/socket/socket.h
index 7a8d335962..7dd8c0ae17 100644
--- a/source4/lib/socket/socket.h
+++ b/source4/lib/socket/socket.h
@@ -39,6 +39,10 @@ struct socket_ops {
const char *server_address, int server_port,
uint32_t flags);
+ /* complete a non-blocking connect */
+ NTSTATUS (*fn_connect_complete)(struct socket_context *sock,
+ uint32_t flags);
+
/* server ops */
NTSTATUS (*fn_listen)(struct socket_context *sock,
const char *my_address, int port, int queue_size, uint32_t flags);
diff --git a/source4/lib/socket/socket_ipv4.c b/source4/lib/socket/socket_ipv4.c
index 88570512a4..7cf2b73e4e 100644
--- a/source4/lib/socket/socket_ipv4.c
+++ b/source4/lib/socket/socket_ipv4.c
@@ -1,7 +1,10 @@
/*
Unix SMB/CIFS implementation.
+
Socket IPv4 functions
+
Copyright (C) Stefan Metzmacher 2004
+ Copyright (C) Andrew Tridgell 2004-2005
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -36,6 +39,34 @@ static void ipv4_tcp_close(struct socket_context *sock)
close(sock->fd);
}
+static NTSTATUS ipv4_tcp_connect_complete(struct socket_context *sock, uint32_t flags)
+{
+ int error=0, ret;
+ socklen_t len = sizeof(error);
+
+ /* check for any errors that may have occurred - this is needed
+ for non-blocking connect */
+ ret = getsockopt(sock->fd, SOL_SOCKET, SO_ERROR, &error, &len);
+ if (ret == -1) {
+ return map_nt_error_from_unix(errno);
+ }
+ if (error != 0) {
+ return map_nt_error_from_unix(error);
+ }
+
+ if (!(flags & SOCKET_FLAG_BLOCK)) {
+ ret = set_blocking(sock->fd, False);
+ if (ret == -1) {
+ return map_nt_error_from_unix(errno);
+ }
+ }
+
+ sock->state = SOCKET_STATE_CLIENT_CONNECTED;
+
+ return NT_STATUS_OK;
+}
+
+
static NTSTATUS ipv4_tcp_connect(struct socket_context *sock,
const char *my_address, int my_port,
const char *srv_address, int srv_port,
@@ -79,18 +110,10 @@ static NTSTATUS ipv4_tcp_connect(struct socket_context *sock,
return map_nt_error_from_unix(errno);
}
- if (!(flags & SOCKET_FLAG_BLOCK)) {
- ret = set_blocking(sock->fd, False);
- if (ret == -1) {
- return map_nt_error_from_unix(errno);
- }
- }
-
- sock->state = SOCKET_STATE_CLIENT_CONNECTED;
-
- return NT_STATUS_OK;
+ return ipv4_tcp_connect_complete(sock, flags);
}
+
static NTSTATUS ipv4_tcp_listen(struct socket_context *sock,
const char *my_address, int port,
int queue_size, uint32_t flags)
@@ -315,6 +338,7 @@ static const struct socket_ops ipv4_tcp_ops = {
.fn_init = ipv4_tcp_init,
.fn_connect = ipv4_tcp_connect,
+ .fn_connect_complete = ipv4_tcp_connect_complete,
.fn_listen = ipv4_tcp_listen,
.fn_accept = ipv4_tcp_accept,
.fn_recv = ipv4_tcp_recv,
diff --git a/source4/lib/socket/socket_ipv6.c b/source4/lib/socket/socket_ipv6.c
index 1685f17572..35b4037ff4 100644
--- a/source4/lib/socket/socket_ipv6.c
+++ b/source4/lib/socket/socket_ipv6.c
@@ -50,6 +50,33 @@ static void ipv6_tcp_close(struct socket_context *sock)
close(sock->fd);
}
+static NTSTATUS ipv6_tcp_connect_complete(struct socket_context *sock, uint32_t flags)
+{
+ int error=0, ret;
+ socklen_t len = sizeof(error);
+
+ /* check for any errors that may have occurred - this is needed
+ for non-blocking connect */
+ ret = getsockopt(sock->fd, SOL_SOCKET, SO_ERROR, &error, &len);
+ if (ret == -1) {
+ return map_nt_error_from_unix(errno);
+ }
+ if (error != 0) {
+ return map_nt_error_from_unix(error);
+ }
+
+ if (!(flags & SOCKET_FLAG_BLOCK)) {
+ ret = set_blocking(sock->fd, False);
+ if (ret == -1) {
+ return map_nt_error_from_unix(errno);
+ }
+ }
+
+ sock->state = SOCKET_STATE_CLIENT_CONNECTED;
+
+ return NT_STATUS_OK;
+}
+
static NTSTATUS ipv6_tcp_connect(struct socket_context *sock,
const char *my_address, int my_port,
const char *srv_address, int srv_port,
@@ -87,16 +114,7 @@ static NTSTATUS ipv6_tcp_connect(struct socket_context *sock,
return map_nt_error_from_unix(errno);
}
- if (!(flags & SOCKET_FLAG_BLOCK)) {
- ret = set_blocking(sock->fd, False);
- if (ret == -1) {
- return map_nt_error_from_unix(errno);
- }
- }
-
- sock->state = SOCKET_STATE_CLIENT_CONNECTED;
-
- return NT_STATUS_OK;
+ return ipv6_tcp_connect_complete(sock, flags);
}
static NTSTATUS ipv6_tcp_listen(struct socket_context *sock,
@@ -333,6 +351,7 @@ static const struct socket_ops ipv6_tcp_ops = {
.fn_init = ipv6_tcp_init,
.fn_connect = ipv6_tcp_connect,
+ .fn_connect_complete = ipv6_tcp_connect_complete,
.fn_listen = ipv6_tcp_listen,
.fn_accept = ipv6_tcp_accept,
.fn_recv = ipv6_tcp_recv,
diff --git a/source4/lib/socket/socket_unix.c b/source4/lib/socket/socket_unix.c
index e35453e6e0..60a4b9ec48 100644
--- a/source4/lib/socket/socket_unix.c
+++ b/source4/lib/socket/socket_unix.c
@@ -50,6 +50,33 @@ static void unixdom_close(struct socket_context *sock)
close(sock->fd);
}
+static NTSTATUS unixdom_connect_complete(struct socket_context *sock, uint32_t flags)
+{
+ int error=0, ret;
+ socklen_t len = sizeof(error);
+
+ /* check for any errors that may have occurred - this is needed
+ for non-blocking connect */
+ ret = getsockopt(sock->fd, SOL_SOCKET, SO_ERROR, &error, &len);
+ if (ret == -1) {
+ return map_nt_error_from_unix(errno);
+ }
+ if (error != 0) {
+ return map_nt_error_from_unix(error);
+ }
+
+ if (!(flags & SOCKET_FLAG_BLOCK)) {
+ ret = set_blocking(sock->fd, False);
+ if (ret == -1) {
+ return map_nt_error_from_unix(errno);
+ }
+ }
+
+ sock->state = SOCKET_STATE_CLIENT_CONNECTED;
+
+ return NT_STATUS_OK;
+}
+
static NTSTATUS unixdom_connect(struct socket_context *sock,
const char *my_address, int my_port,
const char *srv_address, int srv_port,
@@ -66,21 +93,12 @@ static NTSTATUS unixdom_connect(struct socket_context *sock,
srv_addr.sun_family = AF_UNIX;
strncpy(srv_addr.sun_path, srv_address, sizeof(srv_addr.sun_path));
- if (!(flags & SOCKET_FLAG_BLOCK)) {
- ret = set_blocking(sock->fd, False);
- if (ret == -1) {
- return NT_STATUS_INVALID_PARAMETER;
- }
- }
-
ret = connect(sock->fd, (const struct sockaddr *)&srv_addr, sizeof(srv_addr));
if (ret == -1) {
return unixdom_error(errno);
}
- sock->state = SOCKET_STATE_CLIENT_CONNECTED;
-
- return NT_STATUS_OK;
+ return unixdom_connect_complete(sock, flags);
}
static NTSTATUS unixdom_listen(struct socket_context *sock,
@@ -252,6 +270,7 @@ static const struct socket_ops unixdom_ops = {
.fn_init = unixdom_init,
.fn_connect = unixdom_connect,
+ .fn_connect_complete = unixdom_connect_complete,
.fn_listen = unixdom_listen,
.fn_accept = unixdom_accept,
.fn_recv = unixdom_recv,