1 files changed, 0 insertions, 76 deletions
diff --git a/lib/buffer/ringbuffer.c b/lib/buffer/ringbuffer.c
deleted file mode 100644
index a121df1..0000000
--- a/lib/buffer/ringbuffer.c
+++ /dev/null
@@ -1,76 +0,0 @@
-// can handle one buffer for a start.
-// later make it reentrant and manage multiple buffers!
-// todo: syncing access to buffer.
-
-#define FOOLOS_MODULE_NAME "ringbuffer"
-
-#include "ringbuffer.h"
-#include "kernel/x86.h"
-#include "lib/logger/log.h"
-#include "kernel/spinlock.h"
-
-#define RINGBUFFER_SIZE 10
-static int size=RINGBUFFER_SIZE;
-static volatile int front=RINGBUFFER_SIZE-1;
-static volatile int back=RINGBUFFER_SIZE-1;
-static volatile char buf[RINGBUFFER_SIZE];
-
-static spinlock sl=9;
-
-bool ringbuffer_put(char c)
-{
-
-    x86_int_disable();
-    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_FINE,"put wants lock");
-    lock_spin(sl);
-    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_FINE,"locked by put");
-
-    if((back-1+size)%size==front)
-    {
-	lock_release(sl);
-	log(FOOLOS_MODULE_NAME,FOOLOS_LOG_FINE,"unlocked by put");
-	x86_int_enable();
-	return false;
-    }
-
-    buf[back]=c;
-    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_FINE,"put %d %d (%c)", back, front,c);
-    back--;
-    back+=size;
-    back%=size;
-
-    lock_release(sl);
-    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_FINE,"unlocked by put");
-    x86_int_enable();
-    
-    return true;
-}
-
-bool ringbuffer_get(char *c)
-{
-    x86_int_disable();
-    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_FINE,"get wants lock");
-    lock_spin(sl);
-    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_FINE,"locked by get");
-    if(front==back)
-    {
-	lock_release(sl);
-	log(FOOLOS_MODULE_NAME,FOOLOS_LOG_FINE,"unlocked by get");
-	x86_int_enable();
-	*c='_';
-	return false;
-    }
-
-    *c=buf[front];
-    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_FINE,"get %d %d (%c)", back, front,*c);
-
-    front--;
-    front+=size;
-    front%=size;
-
-    lock_release(sl);
-    log(FOOLOS_MODULE_NAME,FOOLOS_LOG_FINE,"unlocked by get");
-    x86_int_enable();
-
-    return true;
-}