I'm a bit behind the curve, but...
On 11/02/2009 05:57 AM, Matthew Booth wrote:
---
src/libvirt_private.syms | 3 ++
src/util/network.c | 88 +++++++++++++++++++++++++++++++++++++++++++++-
src/util/network.h | 6 +++
3 files changed, 96 insertions(+), 1 deletions(-)
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index 8525dbd..15d75fd 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -289,10 +289,13 @@ virFree;
virSocketAddrInNetwork;
virSocketAddrIsNetmask;
virSocketCheckNetmask;
+virSocketFormatAddr;
+virSocketGetPort;
virSocketGetRange;
virSocketParseAddr;
virSocketParseIpv4Addr;
virSocketParseIpv6Addr;
+virSocketSetPort;
# network_conf.h
diff --git a/src/util/network.c b/src/util/network.c
index abd866c..094130f 100644
--- a/src/util/network.c
+++ b/src/util/network.c
@@ -9,6 +9,7 @@
*/
#include<config.h>
+#include<arpa/inet.h>
#include "memory.h"
#include "network.h"
@@ -64,7 +65,7 @@ static int getIPv6Addr(virSocketAddrPtr addr, virIPv6AddrPtr tab) {
* Mostly a wrapper for getaddrinfo() extracting the address storage
* from the numeric string like 1.2.3.4 or 2001:db8:85a3:0:0:8a2e:370:7334
*
- * Returns the lenght of the network address or -1 in case of error.
+ * Returns the length of the network address or -1 in case of error.
*/
int
virSocketParseAddr(const char *val, virSocketAddrPtr addr, int hint) {
@@ -116,6 +117,91 @@ virSocketParseIpv6Addr(const char *val, virSocketAddrPtr addr) {
return(virSocketParseAddr(val, addr, AF_INET6));
}
+/*
+ * virSocketFormatAddr:
+ * @addr: an initialised virSocketAddrPtr
+ *
+ * Returns a string representation of the given address
+ * Returns NULL on any error
+ * Caller must free the returned string
+ */
+char *
+virSocketFormatAddr(virSocketAddrPtr addr) {
+ char *out;
+ size_t outlen;
+ void *inaddr;
+
+ if (addr->stor.ss_family == AF_INET) {
+ outlen = INET_ADDRSTRLEN;
+ inaddr =&addr->inet4.sin_addr;
+ }
+
+ else if (addr->stor.ss_family == AF_INET6) {
+ outlen = INET6_ADDRSTRLEN;
+ inaddr =&addr->inet6.sin6_addr;
+ }
+
+ else {
+ return NULL;
+ }
+
+ if (VIR_ALLOC_N(out, outlen)< 0)
+ return NULL;
+
+ if (inet_ntop(addr->stor.ss_family, inaddr, out, outlen) == NULL) {
+ VIR_FREE(out);
+ return NULL;
+ }
+
+ return out;
+}
+
+/*
+ * virSocketSetPort:
+ * @addr: an initialised virSocketAddrPtr
+ * @port: the port number to set
+ *
+ * Set the transport layer port of the given virtSocketAddr
+ *
+ * Returns 0 on success, -1 on failure
+ */
+int
+virSocketSetPort(virSocketAddrPtr addr, in_port_t port) {
+ if(addr->stor.ss_family == AF_INET) {
+ addr->inet4.sin_port = port;
sin_port needs to be in network byte order. Unless you're figuring on
the caller always remembering to do htons(), you might want to do it here.
+ }
+
+ else if(addr->stor.ss_family == AF_INET6) {
+ addr->inet6.sin6_port = port;
Likewise.
+ }
+
+ else {
+ return -1;
+ }
+
+ return 0;
+}
+
+/*
+ * virSocketGetPort:
+ * @addr: an initialised virSocketAddrPtr
+ *
+ * Returns the transport layer port of the given virtSocketAddr
+ * Returns 0 if @addr is invalid
+ */
+in_port_t
+virSocketGetPort(virSocketAddrPtr addr) {
+ if(addr->stor.ss_family == AF_INET) {
+ return addr->inet4.sin_port;
Again, depending on how far you want this abstraction to go, you might
want to do ntohs of sin_port.
+ }
+
+ else if(addr->stor.ss_family == AF_INET6) {
+ return addr->inet6.sin6_port;
Ditto.
+ }
+
+ return 0;
+}
+
/**
* virSocketAddrIsNetmask:
* @netmask: the netmask address
diff --git a/src/util/network.h b/src/util/network.h
index e590747..7618547 100644
--- a/src/util/network.h
+++ b/src/util/network.h
@@ -34,6 +34,12 @@ int virSocketParseIpv4Addr(const char *val,
int virSocketParseIpv6Addr(const char *val,
virSocketAddrPtr addr);
+char * virSocketFormatAddr(virSocketAddrPtr addr);
+
+int virSocketSetPort(virSocketAddrPtr addr, in_port_t port);
+
+in_port_t virSocketGetPort(virSocketAddrPtr addr);
+
int virSocketAddrInNetwork(virSocketAddrPtr addr1,
virSocketAddrPtr addr2,
virSocketAddrPtr netmask);
--
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