Basic VM and other minor improvements.

Not complete, probably not fully debugged or optimized.

lib/syslib/sys_getinfo.c

@@ -1,3 +1,6 @@
+
+#include <string.h>
+
 #include "syslib.h"
 
 /*===========================================================================*
@@ -22,4 +25,29 @@ int len2;				/* length or process nr */
     return(_taskcall(SYSTASK, SYS_GETINFO, &m));
 }
 
+/*===========================================================================*
+ *                                sys_whoami				     *
+ *===========================================================================*/
+PUBLIC int sys_whoami(endpoint_t *who_ep, char *who_name, int len)
+{
+	message m;
+	int r;
+	int lenmin;
+
+	m.I_REQUEST = GET_WHOAMI;
+
+	if(len < 2)
+		return EINVAL;
+
+	if((r = _taskcall(SYSTASK, SYS_GETINFO, &m)) != OK)
+		return r;
+
+	lenmin = MIN(len, sizeof(m.GIWHO_NAME)) - 1;
+
+	strncpy(who_name, m.GIWHO_NAME, lenmin);
+	who_name[lenmin] = '\0';
+	*who_ep = m.GIWHO_EP;
+
+	return OK;
+}