Add build system scaffolding and libc headers

1 files changed, 38 insertions, 0 deletions

diff --git a/include/arch/x86_64/linux/socket.h b/include/arch/x86_64/linux/socket.h
new file mode 100644
index 00000000..9754d9af
--- /dev/null
+++ b/include/arch/x86_64/linux/socket.h
@@ -0,0 +1,38 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef _LINUX_SOCKET_H
+#define _LINUX_SOCKET_H
+
+/*
+ * Desired design of maximum size and alignment (see RFC2553)
+ */
+#define _K_SS_MAXSIZE 128 /* Implementation specific max size */
+
+typedef unsigned short __kernel_sa_family_t;
+
+/*
+ * The definition uses anonymous union and struct in order to control the
+ * default alignment.
+ */
+struct __kernel_sockaddr_storage {
+	union {
+		struct {
+			__kernel_sa_family_t ss_family; /* address family */
+			/* Following field(s) are implementation specific */
+			char __data[_K_SS_MAXSIZE - sizeof(unsigned short)];
+			/* space to achieve desired size, */
+			/* _SS_MAXSIZE value minus size of ss_family */
+		};
+		void *__align; /* implementation specific desired alignment */
+	};
+};
+
+#define SOCK_SNDBUF_LOCK 1
+#define SOCK_RCVBUF_LOCK 2
+
+#define SOCK_BUF_LOCK_MASK (SOCK_SNDBUF_LOCK | SOCK_RCVBUF_LOCK)
+
+#define SOCK_TXREHASH_DEFAULT  255
+#define SOCK_TXREHASH_DISABLED 0
+#define SOCK_TXREHASH_ENABLED  1
+
+#endif /* _LINUX_SOCKET_H */