From a8233d97936eeed545ea763c0ace1eb4f87219f9 Mon Sep 17 00:00:00 2001
From: cbdev <cb@cbcdn.com>
Date: Sun, 26 May 2019 16:02:29 +0200
Subject: Basic plugin loading

---
 plugin.c | 77 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 plugin.c

(limited to 'plugin.c')

diff --git a/plugin.c b/plugin.c
new file mode 100644
index 0000000..8b61ec3
--- /dev/null
+++ b/plugin.c
@@ -0,0 +1,77 @@
+#include <string.h>
+#include <stdio.h>
+
+#include "websocksy.h"
+#include "plugin.h"
+
+static size_t framing_functions = 0;
+static ws_framing* framing_function = NULL;
+static char** framing_function_name = NULL;
+
+int plugin_framing_load(char* path){
+	//TODO load plugins
+	return 1;
+}
+
+int plugin_backend_load(char* backend_requested, ws_backend* backend){
+	//TODO load backend
+	return 1;
+}
+
+int plugin_register_framing(char* name, ws_framing func){
+	size_t u;
+
+	for(u = 0; u < framing_functions; u++){
+		if(!strcmp(framing_function_name[u], name)){
+			fprintf(stderr, "Replacing framing %s\n", name);
+			break;
+		}
+	}
+
+	if(u == framing_functions){
+		framing_function = realloc(framing_function, (framing_functions + 1) * sizeof(ws_framing));
+		framing_function_name = realloc(framing_function_name, (framing_functions + 1) * sizeof(char*));
+		if(!framing_function || !framing_function_name){
+			fprintf(stderr, "Failed to allocate memory for framing function\n");
+			return 1;
+		}
+
+		framing_function_name[u] = strdup(name);
+		framing_functions++;
+	}
+
+	framing_function[u] = func;
+	return 0;
+}
+
+ws_framing plugin_framing(char* name){
+	size_t u;
+
+	if(!name){
+		return plugin_framing("auto");
+	}
+
+	for(u = 0; u < framing_functions; u++){
+		if(!strcmp(framing_function_name[u], name)){
+			return framing_function[u];
+		}
+	}
+
+	//if unknown framing, return the default
+	return plugin_framing("auto");
+}
+
+void plugin_cleanup(){
+	size_t u;
+	//TODO dlclose all plugins
+
+	for(u = 0; u < framing_functions; u++){
+		free(framing_function_name[u]);
+	}
+	free(framing_function);
+	framing_function = NULL;
+	free(framing_function_name);
+	framing_function_name = 0;
+	framing_function = NULL;
+	framing_functions = 0;
+}
-- 
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