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authorAlberto Gonzalez Iniesta <agi@inittab.org>2016-12-27 18:25:47 +0100
committerAlberto Gonzalez Iniesta <agi@inittab.org>2016-12-27 18:25:47 +0100
commit79f3537f69e125f19f59c36aa090120a63186a54 (patch)
tree2089a3b7dac990841dbc2e4d9b2f535b82dbb0af /sample/sample-plugins/log/log.c
parentf2137fedb30cb87448eb03b2f288920df6187571 (diff)
parent3a2bbdb05ca6a6996e424c9fb225cb0d53804125 (diff)
Merge tag 'upstream/2.4.0'
Upstream version 2.4.0
Diffstat (limited to 'sample/sample-plugins/log/log.c')
-rw-r--r--sample/sample-plugins/log/log.c234
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);
}