24 Mar
2021
24 Mar
'21
12:42 p.m.
Module: kamailio
Branch: master
Commit: dfbd4e12d6c4b3c9664d58ffbc479de9ea68f03e
URL: https://github.com/kamailio/kamailio/commit/dfbd4e12d6c4b3c9664d58ffbc479de…
Author: Daniel-Constantin Mierla <miconda(a)gmail.com>
Committer: Daniel-Constantin Mierla <miconda(a)gmail.com>
Date: 2021-03-24T17:42:26+01:00
lwsc: added inter-module api
- exported lwsc request function to send data to a ws target and proto,
then wait for response data for a specific time interval
---
Added: src/modules/lwsc/api.h
Modified: src/modules/lwsc/lwsc_mod.c
---
Diff:
https://github.com/kamailio/kamailio/commit/dfbd4e12d6c4b3c9664d58ffbc479de…
Patch:
https://github.com/kamailio/kamailio/commit/dfbd4e12d6c4b3c9664d58ffbc479de…
---
diff --git a/src/modules/lwsc/api.h b/src/modules/lwsc/api.h
new file mode 100644
index 0000000000..c76fb8c6b1
--- /dev/null
+++ b/src/modules/lwsc/api.h
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2021 Daniel-Constantin Mierla (asipto.com)
+ *
+ * This file is part of Kamailio, a free SIP server.
+ *
+ * Kamailio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version
+ *
+ * Kamailio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+/**
+ * @file
+ * @brief LWSC - API definitions
+ * @ingroup lwsc
+ * Module: @ref lwsc
+ */
+
+#ifndef _LWSC_API_H_
+#define _LWSC_API_H_
+
+#include "../../core/str.h"
+
+typedef int (*lwsc_api_request_f)(str *wsurl, str *wsproto, str *sdata,
+ str *rdata, int rtimeout);
+
+/**
+ * @brief Stateless (sl) API structure
+ */
+typedef struct lwsc_api {
+ lwsc_api_request_f request; /* send and receice data */
+} lwsc_api_t;
+
+typedef int (*bind_lwsc_f)(lwsc_api_t* api);
+
+/**
+ * @brief Load the LWSX API
+ */
+static inline int lwsc_load_api(lwsc_api_t *lwscb)
+{
+ bind_lwsc_f bindlwsc;
+
+ bindlwsc = (bind_lwsc_f)find_export("bind_lwsc", 0, 0);
+ if ( bindlwsc == 0) {
+ LM_ERR("cannot find bind_lwsc exported function\n");
+ return -1;
+ }
+ if (bindlwsc(lwscb)==-1)
+ {
+ LM_ERR("cannot bind lwsc api\n");
+ return -1;
+ }
+ return 0;
+}
+
+#endif
diff --git a/src/modules/lwsc/lwsc_mod.c b/src/modules/lwsc/lwsc_mod.c
index 8e5e068bdd..ada873f215 100644
--- a/src/modules/lwsc/lwsc_mod.c
+++ b/src/modules/lwsc/lwsc_mod.c
@@ -36,12 +36,15 @@
#include "../../core/kemi.h"
#include "../../core/parser/parse_param.h"
+#include "api.h"
+
MODULE_VERSION
static int mod_init(void);
static int child_init(int);
static void mod_destroy(void);
+static int bind_lwsc(lwsc_api_t* api);
static int w_lwsc_request(sip_msg_t* msg, char* pwsurl, char* pdata);
static int w_lwsc_notify(sip_msg_t* msg, char* pwsurl, char* pdata);
@@ -57,6 +60,8 @@ static cmd_export_t cmds[]={
fixup_spve_all, 0, ANY_ROUTE},
{"lwsc_notify", (cmd_function)w_lwsc_notify, 2,
fixup_spve_all, 0, ANY_ROUTE},
+ {"bind_lwsc", (cmd_function)bind_lwsc, 0,
+ 0, 0, 0},
{0, 0, 0, 0, 0, 0}
};
@@ -759,6 +764,20 @@ static int lwsc_pv_parse_name(pv_spec_t *sp, str *in)
return 0;
}
+/**
+ * @brief bind functions to LWSC API structure
+ */
+static int bind_lwsc(lwsc_api_t* api)
+{
+ if (!api) {
+ LM_ERR("invalid parameter value\n");
+ return -1;
+ }
+ api->request = lwsc_api_request;
+
+ return 0;
+}
+
/**
*
*/