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[RFC,07/15] virtproxy: add vp_new() VPDriver constructor

Message ID 1287773011-24726-8-git-send-email-mdroth@linux.vnet.ibm.com
State New
Headers show

Commit Message

Michael Roth Oct. 22, 2010, 6:43 p.m. UTC 
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
---
 virtproxy.c |   23 +++++++++++++++++++++++
 virtproxy.h |    3 +++
 2 files changed, 26 insertions(+), 0 deletions(-)
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Patch

diff --git a/virtproxy.c b/virtproxy.c
index c9c3022..cc0ac9a 100644
--- a/virtproxy.c
+++ b/virtproxy.c
@@ -313,3 +313,26 @@  static void vp_channel_read(void *opaque)
         drv->buflen += count;
     }
 }
+
+/* create/init VPDriver object */
+VPDriver *vp_new(int fd, bool listen)
+{
+    VPDriver *drv = NULL;
+
+    drv = qemu_mallocz(sizeof(VPDriver));
+    drv->listen_fd = -1;
+    drv->channel_fd = -1;
+    QLIST_INIT(&drv->oforwards);
+    QLIST_INIT(&drv->conns);
+
+    if (listen) {
+        /* provided FD is to be listened on for channel connection */
+        drv->listen_fd = fd;
+        vp_set_fd_handler(drv->listen_fd, vp_channel_accept, NULL, drv);
+    } else {
+        drv->channel_fd = fd;
+        vp_set_fd_handler(drv->channel_fd, vp_channel_read, NULL, drv);
+    }
+
+    return drv;
+}
diff --git a/virtproxy.h b/virtproxy.h
index 0203421..3df1691 100644
--- a/virtproxy.h
+++ b/virtproxy.h
@@ -31,4 +31,7 @@  int vp_set_fd_handler(int fd,
                         IOHandler *fd_write,
                         void *opaque);
 
+/* virtproxy interface */
+VPDriver *vp_new(int fd, bool listen);
+
 #endif /* VIRTPROXY_H */