From 23f2ef05b9d236b35285ca76006ed2ff67e4cb4c Mon Sep 17 00:00:00 2001
From: Matheus <matheusuky@gmail.com>
Date: Fri, 30 Dec 2022 03:28:06 -0300
Subject: [PATCH] kernel: env support

---
 src/include/kernel/env.h | 11 +++++++++++
 src/sys/env.c            | 30 ++++++++++++++++++++++++++++++
 2 files changed, 41 insertions(+)
 create mode 100644 src/include/kernel/env.h
 create mode 100644 src/sys/env.c

diff --git a/src/include/kernel/env.h b/src/include/kernel/env.h
new file mode 100644
index 00000000..ca2d5830
--- /dev/null
+++ b/src/include/kernel/env.h
@@ -0,0 +1,11 @@
+#ifndef _ENV_H_INCLUDE
+#define _ENV_H_INCLUDE
+
+#include <stdbool.h>
+
+int env_set(const char*, const char*);
+char* env_get(const char*);
+bool env_isset(const char*);
+void env_init();
+
+#endif
diff --git a/src/sys/env.c b/src/sys/env.c
new file mode 100644
index 00000000..08753cbf
--- /dev/null
+++ b/src/sys/env.c
@@ -0,0 +1,30 @@
+#include <hashtable.h>
+#include <errno.h>
+#include <kernel/env.h>
+#include <arch/panic.h>
+
+static hashtable envtable;
+
+int env_set(const char* name, const char* value){
+	
+	if(!hashtable_set(&envtable, name, value))
+		if(!hashtable_insert(&envtable, name, value))
+			return ENOMEM;
+	
+	return 0;
+
+}
+
+char* env_get(const char* name){
+	return hashtable_get(&envtable, name);
+
+}
+
+bool env_isset(const char* name){
+	return hashtable_isset(&envtable, name);
+}
+
+void env_init(){
+	if(!hashtable_init(&envtable, 50))
+		_panic("Out of memory!\n", NULL);
+}