From 4544da52005bf0af3bb05a73f4e02ce35117aae0 Mon Sep 17 00:00:00 2001
From: David du Colombier <0intro@gmail.com>
Date: Tue, 8 Nov 2011 09:02:31 -0500
Subject: libventi: add functions reconn and redial for use with fossil

R=rsc
CC=plan9port.codebot
http://codereview.appspot.com/5325046
---
 src/libventi/conn.c | 22 ++++++++++++++++++++++
 src/libventi/dial.c | 18 ++++++++++++++++++
 2 files changed, 40 insertions(+)

(limited to 'src/libventi')

diff --git a/src/libventi/conn.c b/src/libventi/conn.c
index e488c6db..2a8f67b9 100644
--- a/src/libventi/conn.c
+++ b/src/libventi/conn.c
@@ -27,6 +27,28 @@ vtconn(int infd, int outfd)
 	return z;
 }
 
+int
+vtreconn(VtConn *z, int infd, int outfd)
+{
+	NetConnInfo *nci;
+
+	z->state = VtStateAlloc;
+	if(z->infd >= 0)
+		close(z->infd);
+	z->infd = infd;
+	if(z->outfd >= 0)
+		close(z->outfd);
+	z->outfd = outfd;
+	nci = getnetconninfo(nil, infd);
+	if(nci == nil)
+		snprint(z->addr, sizeof z->addr, "/dev/fd/%d", infd);
+	else{
+		strecpy(z->addr, z->addr+sizeof z->addr, nci->raddr);
+		freenetconninfo(nci);
+	}
+	return 0;
+}
+
 void
 vtfreeconn(VtConn *z)
 {
diff --git a/src/libventi/dial.c b/src/libventi/dial.c
index 060b93f6..00482473 100644
--- a/src/libventi/dial.c
+++ b/src/libventi/dial.c
@@ -23,3 +23,21 @@ vtdial(char *addr)
 		strecpy(z->addr, z->addr+sizeof z->addr, na);
 	return z;
 }
+
+int
+vtredial(VtConn *z, char *addr)
+{
+	char *na;
+	int fd;
+
+	if(addr == nil)
+		addr = getenv("venti");
+	if(addr == nil)
+		addr = "$venti";
+
+	na = netmkaddr(addr, "tcp", "venti");
+	if((fd = dial(na, nil, nil, nil)) < 0)
+		return fd;
+
+	return vtreconn(z, fd, fd);
+}
-- 
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