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-rw-r--r--configure.ac3
-rw-r--r--include/openvpn-plugin.h.in9
-rw-r--r--sample/sample-plugins/log/log_v3.c6
-rw-r--r--src/openvpn/plugin.c21
4 files changed, 37 insertions, 2 deletions
diff --git a/configure.ac b/configure.ac
index c7354f6..7bcbb7c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -33,6 +33,9 @@ AC_DEFINE([OPENVPN_VERSION_RESOURCE], [PRODUCT_VERSION_RESOURCE], [Version in wi
AC_SUBST([OPENVPN_VERSION_MAJOR], [PRODUCT_VERSION_MAJOR], [OpenVPN major version])
AC_SUBST([OPENVPN_VERSION_MINOR], [PRODUCT_VERSION_MINOR], [OpenVPN minor version])
AC_SUBST([OPENVPN_VERSION_PATCH], [PRODUCT_VERSION_PATCH], [OpenVPN patch level - may be a string or integer])
+AC_DEFINE([OPENVPN_VERSION_MAJOR], [PRODUCT_VERSION_MAJOR], [OpenVPN major version - integer])
+AC_DEFINE([OPENVPN_VERSION_MINOR], [PRODUCT_VERSION_MINOR], [OpenVPN minor version - integer])
+AC_DEFINE([OPENVPN_VERSION_PATCH], ["PRODUCT_VERSION_PATCH"], [OpenVPN patch level - may be a string or integer])
AC_CONFIG_AUX_DIR([.])
AC_CONFIG_HEADERS([config.h])
diff --git a/include/openvpn-plugin.h.in b/include/openvpn-plugin.h.in
index ddf3298..d4bf622 100644
--- a/include/openvpn-plugin.h.in
+++ b/include/openvpn-plugin.h.in
@@ -215,8 +215,11 @@ struct openvpn_plugin_string_list
* which identifies the SSL implementation OpenVPN is compiled
* against.
*
+ * 3 Added ovpn_version, ovpn_version_major, ovpn_version_minor
+ * and ovpn_version_patch to provide the runtime version of
+ * OpenVPN to plug-ins.
*/
-#define OPENVPN_PLUGINv3_STRUCTVER 2
+#define OPENVPN_PLUGINv3_STRUCTVER 3
/**
* Definitions needed for the plug-in callback functions.
@@ -311,6 +314,10 @@ struct openvpn_plugin_args_open_in
const char ** const envp;
struct openvpn_plugin_callbacks *callbacks;
const ovpnSSLAPI ssl_api;
+ const char *ovpn_version;
+ const unsigned int ovpn_version_major;
+ const unsigned int ovpn_version_minor;
+ const char * const ovpn_version_patch;
};
diff --git a/sample/sample-plugins/log/log_v3.c b/sample/sample-plugins/log/log_v3.c
index bf1a15c..275b1e7 100644
--- a/sample/sample-plugins/log/log_v3.c
+++ b/sample/sample-plugins/log/log_v3.c
@@ -82,6 +82,7 @@ openvpn_plugin_open_v3 (const int v3structver,
/* Check that we are API compatible */
if( v3structver != OPENVPN_PLUGINv3_STRUCTVER ) {
+ printf("log_v3: ** ERROR ** Incompatible plug-in interface between this plug-in and OpenVPN\n");
return OPENVPN_PLUGIN_FUNC_ERROR;
}
@@ -90,6 +91,11 @@ openvpn_plugin_open_v3 (const int v3structver,
return OPENVPN_PLUGIN_FUNC_ERROR;
}
+ /* Print some version information about the OpenVPN process using this plug-in */
+ printf("log_v3: OpenVPN %s (Major: %i, Minor: %i, Patch: %s)\n",
+ args->ovpn_version, args->ovpn_version_major,
+ args->ovpn_version_minor, args->ovpn_version_patch);
+
/* Which callbacks to intercept. */
ret->type_mask =
OPENVPN_PLUGIN_MASK (OPENVPN_PLUGIN_UP) |
diff --git a/src/openvpn/plugin.c b/src/openvpn/plugin.c
index 60dd2ee..9be0b0c 100644
--- a/src/openvpn/plugin.c
+++ b/src/openvpn/plugin.c
@@ -27,6 +27,9 @@
#elif defined(_MSC_VER)
#include "config-msvc.h"
#endif
+#ifdef HAVE_CONFIG_VERSION_H
+#include "config-version.h"
+#endif
#include "syshead.h"
@@ -347,6 +350,17 @@ static struct openvpn_plugin_callbacks callbacks = {
plugin_vlog
};
+
+/* Provide a wrapper macro for a version patch level string to plug-ins.
+ * This is located here purely to not make the code too messy with #ifndef
+ * inside a struct declaration
+ */
+#ifndef CONFIGURE_GIT_REVISION
+# define _OPENVPN_PATCH_LEVEL OPENVPN_VERSION_PATCH
+#else
+# define _OPENVPN_PATCH_LEVEL "git:" CONFIGURE_GIT_REVISION CONFIGURE_GIT_FLAGS
+#endif
+
static void
plugin_open_item (struct plugin *p,
const struct plugin_option *o,
@@ -375,7 +389,12 @@ plugin_open_item (struct plugin *p,
(const char ** const) o->argv,
(const char ** const) envp,
&callbacks,
- SSLAPI };
+ SSLAPI,
+ PACKAGE_VERSION,
+ OPENVPN_VERSION_MAJOR,
+ OPENVPN_VERSION_MINOR,
+ _OPENVPN_PATCH_LEVEL
+ };
struct openvpn_plugin_args_open_return retargs;
CLEAR(retargs);