Major interrupt change

libk/syscalls/syscalls.c

@@ -0,0 +1,28 @@
+#include <syscalls/syscalls.h>
+#include <interrupt/isr.h>
+#include <error/debug.h>
+#include <syscall.h>
+
+// System call table
+int (*syscalls[MAX_SYSCALLS])(intFrame_t*) = {
+    [SYS_EXIT]      = sys_exit,
+    [SYS_READ]      = sys_read, 
+    [SYS_WRITE]     = sys_write,
+    [SYS_OPEN]      = sys_open,
+    [SYS_CLOSE]     = sys_close,
+    [SYS_SEEK]      = sys_seek,
+    [SYS_MALLOC]    = sys_malloc,
+    [SYS_FREE]      = sys_free,
+    [SYS_SLEEP]     = sys_sleep,
+};
+    
+// Syscall handler
+int syscallHandler(intFrame_t* iframe) {
+    if (iframe->eax > MAX_SYSCALLS-1) { // Syscall doesn't exist
+        debugf("Error: Syscall(%d) does not exist!\n", iframe->eax);
+        return -1;
+    }
+
+    return syscalls[iframe->eax](iframe);
+}
+