Porting PicoTCP WIP

kernel/port_picotcp/pico_mutex.c

@@ -0,0 +1,23 @@
+#include "spinlock/spinlock.h"
+#include "dlmalloc/malloc.h"
+
+void *pico_mutex_init(void) {
+  SpinLock *spinlock = dlmalloc(sizeof(*spinlock));
+  spinlock_init(spinlock);
+  return (void *)spinlock;
+}
+
+void pico_mutex_deinit(void *mtx) {
+  if (mtx != NULL)
+    dlfree(mtx);
+}
+
+void pico_mutex_lock(void *mtx) {
+  SpinLock *spinlock = (SpinLock *)mtx;
+  spinlock_acquire(spinlock);
+}
+
+void pico_mutex_unlock(void *mtx) {
+  SpinLock *spinlock = (SpinLock *)mtx;
+  spinlock_release(spinlock);
+}