New upstream version 2.4.0upstream/2.4.0

1 files changed, 126 insertions, 108 deletions

diff --git a/sample/sample-plugins/log/log.c b/sample/sample-plugins/log/log.c
index 1cc4650..0201628 100644
--- a/sample/sample-plugins/log/log.c
+++ b/sample/sample-plugins/log/log.c
@@ -5,7 +5,7 @@
  *             packet encryption, packet authentication, and
  *             packet compression.
  *
- *  Copyright (C) 2002-2010 OpenVPN Technologies, Inc. <sales@openvpn.net>
+ *  Copyright (C) 2002-2017 OpenVPN Technologies, Inc. <sales@openvpn.net>
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License version 2
@@ -39,8 +39,8 @@
  * Our context, where we keep our state.
  */
 struct plugin_context {
-  const char *username;
-  const char *password;
+    const char *username;
+    const char *password;
 };
 
 /*
@@ -49,136 +49,154 @@ struct plugin_context {
  * if found or NULL otherwise.
  */
 static const char *
-get_env (const char *name, const char *envp[])
+get_env(const char *name, const char *envp[])
 {
-  if (envp)
+    if (envp)
     {
-      int i;
-      const int namelen = strlen (name);
-      for (i = 0; envp[i]; ++i)
-	{
-	  if (!strncmp (envp[i], name, namelen))
-	    {
-	      const char *cp = envp[i] + namelen;
-	      if (*cp == '=')
-		return cp + 1;
-	    }
-	}
+        int i;
+        const int namelen = strlen(name);
+        for (i = 0; envp[i]; ++i)
+        {
+            if (!strncmp(envp[i], name, namelen))
+            {
+                const char *cp = envp[i] + namelen;
+                if (*cp == '=')
+                {
+                    return cp + 1;
+                }
+            }
+        }
     }
-  return NULL;
+    return NULL;
 }
 
 OPENVPN_EXPORT openvpn_plugin_handle_t
-openvpn_plugin_open_v1 (unsigned int *type_mask, const char *argv[], const char *envp[])
+openvpn_plugin_open_v1(unsigned int *type_mask, const char *argv[], const char *envp[])
 {
-  struct plugin_context *context;
-
-  /*
-   * Allocate our context
-   */
-  context = (struct plugin_context *) calloc (1, sizeof (struct plugin_context));
-
-  /*
-   * Set the username/password we will require.
-   */
-  context->username = "foo";
-  context->password = "bar";
-
-  /*
-   * Which callbacks to intercept.
-   */
-  *type_mask =
-    OPENVPN_PLUGIN_MASK (OPENVPN_PLUGIN_UP) |
-    OPENVPN_PLUGIN_MASK (OPENVPN_PLUGIN_DOWN) |
-    OPENVPN_PLUGIN_MASK (OPENVPN_PLUGIN_ROUTE_UP) |
-    OPENVPN_PLUGIN_MASK (OPENVPN_PLUGIN_IPCHANGE) |
-    OPENVPN_PLUGIN_MASK (OPENVPN_PLUGIN_TLS_VERIFY) |
-    OPENVPN_PLUGIN_MASK (OPENVPN_PLUGIN_AUTH_USER_PASS_VERIFY) |
-    OPENVPN_PLUGIN_MASK (OPENVPN_PLUGIN_CLIENT_CONNECT_V2) |
-    OPENVPN_PLUGIN_MASK (OPENVPN_PLUGIN_CLIENT_DISCONNECT) |
-    OPENVPN_PLUGIN_MASK (OPENVPN_PLUGIN_LEARN_ADDRESS) |
-    OPENVPN_PLUGIN_MASK (OPENVPN_PLUGIN_TLS_FINAL);
-
-  return (openvpn_plugin_handle_t) context;
+    struct plugin_context *context;
+
+    /*
+     * Allocate our context
+     */
+    context = (struct plugin_context *) calloc(1, sizeof(struct plugin_context));
+
+    /*
+     * Set the username/password we will require.
+     */
+    context->username = "foo";
+    context->password = "bar";
+
+    /*
+     * Which callbacks to intercept.
+     */
+    *type_mask =
+        OPENVPN_PLUGIN_MASK(OPENVPN_PLUGIN_UP)
+        |OPENVPN_PLUGIN_MASK(OPENVPN_PLUGIN_DOWN)
+        |OPENVPN_PLUGIN_MASK(OPENVPN_PLUGIN_ROUTE_UP)
+        |OPENVPN_PLUGIN_MASK(OPENVPN_PLUGIN_IPCHANGE)
+        |OPENVPN_PLUGIN_MASK(OPENVPN_PLUGIN_TLS_VERIFY)
+        |OPENVPN_PLUGIN_MASK(OPENVPN_PLUGIN_AUTH_USER_PASS_VERIFY)
+        |OPENVPN_PLUGIN_MASK(OPENVPN_PLUGIN_CLIENT_CONNECT_V2)
+        |OPENVPN_PLUGIN_MASK(OPENVPN_PLUGIN_CLIENT_DISCONNECT)
+        |OPENVPN_PLUGIN_MASK(OPENVPN_PLUGIN_LEARN_ADDRESS)
+        |OPENVPN_PLUGIN_MASK(OPENVPN_PLUGIN_TLS_FINAL);
+
+    return (openvpn_plugin_handle_t) context;
 }
 
 void
-show (const int type, const char *argv[], const char *envp[])
+show(const int type, const char *argv[], const char *envp[])
 {
-  size_t i;
-  switch (type)
+    size_t i;
+    switch (type)
     {
-    case OPENVPN_PLUGIN_UP:
-      printf ("OPENVPN_PLUGIN_UP\n");
-      break;
-    case OPENVPN_PLUGIN_DOWN:
-      printf ("OPENVPN_PLUGIN_DOWN\n");
-      break;
-    case OPENVPN_PLUGIN_ROUTE_UP:
-      printf ("OPENVPN_PLUGIN_ROUTE_UP\n");
-      break;
-    case OPENVPN_PLUGIN_IPCHANGE:
-      printf ("OPENVPN_PLUGIN_IPCHANGE\n");
-      break;
-    case OPENVPN_PLUGIN_TLS_VERIFY:
-      printf ("OPENVPN_PLUGIN_TLS_VERIFY\n");
-      break;
-    case OPENVPN_PLUGIN_AUTH_USER_PASS_VERIFY:
-      printf ("OPENVPN_PLUGIN_AUTH_USER_PASS_VERIFY\n");
-      break;
-    case OPENVPN_PLUGIN_CLIENT_CONNECT_V2:
-      printf ("OPENVPN_PLUGIN_CLIENT_CONNECT_V2\n");
-      break;
-    case OPENVPN_PLUGIN_CLIENT_DISCONNECT:
-      printf ("OPENVPN_PLUGIN_CLIENT_DISCONNECT\n");
-      break;
-    case OPENVPN_PLUGIN_LEARN_ADDRESS:
-      printf ("OPENVPN_PLUGIN_LEARN_ADDRESS\n");
-      break;
-    case OPENVPN_PLUGIN_TLS_FINAL:
-      printf ("OPENVPN_PLUGIN_TLS_FINAL\n");
-      break;
-    default:
-      printf ("OPENVPN_PLUGIN_?\n");
-      break;
+        case OPENVPN_PLUGIN_UP:
+            printf("OPENVPN_PLUGIN_UP\n");
+            break;
+
+        case OPENVPN_PLUGIN_DOWN:
+            printf("OPENVPN_PLUGIN_DOWN\n");
+            break;
+
+        case OPENVPN_PLUGIN_ROUTE_UP:
+            printf("OPENVPN_PLUGIN_ROUTE_UP\n");
+            break;
+
+        case OPENVPN_PLUGIN_IPCHANGE:
+            printf("OPENVPN_PLUGIN_IPCHANGE\n");
+            break;
+
+        case OPENVPN_PLUGIN_TLS_VERIFY:
+            printf("OPENVPN_PLUGIN_TLS_VERIFY\n");
+            break;
+
+        case OPENVPN_PLUGIN_AUTH_USER_PASS_VERIFY:
+            printf("OPENVPN_PLUGIN_AUTH_USER_PASS_VERIFY\n");
+            break;
+
+        case OPENVPN_PLUGIN_CLIENT_CONNECT_V2:
+            printf("OPENVPN_PLUGIN_CLIENT_CONNECT_V2\n");
+            break;
+
+        case OPENVPN_PLUGIN_CLIENT_DISCONNECT:
+            printf("OPENVPN_PLUGIN_CLIENT_DISCONNECT\n");
+            break;
+
+        case OPENVPN_PLUGIN_LEARN_ADDRESS:
+            printf("OPENVPN_PLUGIN_LEARN_ADDRESS\n");
+            break;
+
+        case OPENVPN_PLUGIN_TLS_FINAL:
+            printf("OPENVPN_PLUGIN_TLS_FINAL\n");
+            break;
+
+        default:
+            printf("OPENVPN_PLUGIN_?\n");
+            break;
     }
 
-  printf ("ARGV\n");
-  for (i = 0; argv[i] != NULL; ++i)
-    printf ("%d '%s'\n", (int)i, argv[i]);
+    printf("ARGV\n");
+    for (i = 0; argv[i] != NULL; ++i)
+        printf("%d '%s'\n", (int)i, argv[i]);
 
-  printf ("ENVP\n");
-  for (i = 0; envp[i] != NULL; ++i)
-    printf ("%d '%s'\n", (int)i, envp[i]);
+    printf("ENVP\n");
+    for (i = 0; envp[i] != NULL; ++i)
+        printf("%d '%s'\n", (int)i, envp[i]);
 }
 
 OPENVPN_EXPORT int
-openvpn_plugin_func_v1 (openvpn_plugin_handle_t handle, const int type, const char *argv[], const char *envp[])
+openvpn_plugin_func_v1(openvpn_plugin_handle_t handle, const int type, const char *argv[], const char *envp[])
 {
-  struct plugin_context *context = (struct plugin_context *) handle;
+    struct plugin_context *context = (struct plugin_context *) handle;
 
-  show (type, argv, envp);
+    show(type, argv, envp);
 
-  /* check entered username/password against what we require */
-  if (type == OPENVPN_PLUGIN_AUTH_USER_PASS_VERIFY)
+    /* check entered username/password against what we require */
+    if (type == OPENVPN_PLUGIN_AUTH_USER_PASS_VERIFY)
+    {
+        /* get username/password from envp string array */
+        const char *username = get_env("username", envp);
+        const char *password = get_env("password", envp);
+
+        if (username && !strcmp(username, context->username)
+            && password && !strcmp(password, context->password))
+        {
+            return OPENVPN_PLUGIN_FUNC_SUCCESS;
+        }
+        else
+        {
+            return OPENVPN_PLUGIN_FUNC_ERROR;
+        }
+    }
+    else
     {
-      /* get username/password from envp string array */
-      const char *username = get_env ("username", envp);
-      const char *password = get_env ("password", envp);
-
-      if (username && !strcmp (username, context->username)
-	  && password && !strcmp (password, context->password))
-	return OPENVPN_PLUGIN_FUNC_SUCCESS;
-      else
-	return OPENVPN_PLUGIN_FUNC_ERROR;
+        return OPENVPN_PLUGIN_FUNC_SUCCESS;
     }
-  else
-    return OPENVPN_PLUGIN_FUNC_SUCCESS;
 }
 
 OPENVPN_EXPORT void
-openvpn_plugin_close_v1 (openvpn_plugin_handle_t handle)
+openvpn_plugin_close_v1(openvpn_plugin_handle_t handle)
 {
-  struct plugin_context *context = (struct plugin_context *) handle;
-  free (context);
+    struct plugin_context *context = (struct plugin_context *) handle;
+    free(context);
 }