Build original Ada port core, V client, and x86-64 boot milestone

include/agila_ports.h

@@ -0,0 +1,17 @@
+#ifndef AGILA_PORTS_H
+#define AGILA_PORTS_H
+#include <stdint.h>
+/* Host demonstration ABI v0: single-threaded, trusted caller identities.
+ * Not a syscall API. receive requires a valid writable pointer or NULL.
+ * A handle is a generation-checked reference, not an unforgeable capability.
+ * create returns 0 for invalid owner or exhausted capacity.
+ */
+enum agila_status { AGILA_OK=0, AGILA_INVALID_HANDLE=1, AGILA_DENIED=2,
+ AGILA_FULL=3, AGILA_EMPTY=4, AGILA_EXHAUSTED=5, AGILA_INVALID_ARGUMENT=6 };
+uint32_t agila_port_create(uint32_t owner);
+int agila_port_allow_sender(uint32_t handle,uint32_t owner,uint32_t sender);
+int agila_port_revoke_sender(uint32_t handle,uint32_t owner,uint32_t sender);
+int agila_port_send(uint32_t handle,uint32_t caller,uint32_t value);
+int agila_port_receive(uint32_t handle,uint32_t caller,uint32_t *value);
+int agila_port_close(uint32_t handle,uint32_t caller);
+#endif