1 files changed, 85 insertions, 0 deletions
diff --git a/lib9p_util/include/util9p/static.h b/lib9p_util/include/util9p/static.h
new file mode 100644
index 0000000..0b391b8
--- /dev/null
+++ b/lib9p_util/include/util9p/static.h
@@ -0,0 +1,85 @@
+/* util9p/static.h - Serve static files over 9P
+ *
+ * Copyright (C) 2024-2025  Luke T. Shumaker <lukeshu@lukeshu.com>
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+#ifndef _UTIL9P_STATIC_H_
+#define _UTIL9P_STATIC_H_
+
+#include <lib9p/srv.h>
+
+#define util9p_box(nam, obj)                                         \
+	((struct lib9p_srv_file){                                    \
+		.self = obj,                                         \
+		.vtable = (void*)&_lo_##nam##_lib9p_srv_file_vtable, \
+	})
+
+#define UTIL9P_ATIME 1728337905
+#define UTIL9P_MTIME 1728337904
+
+/* Common *********************************************************************/
+
+typedef struct {
+	char                    *u_name;
+	uint32_t                 u_num;
+	char                    *g_name;
+	uint32_t                 g_num;
+	char                    *m_name;
+	uint32_t                 m_num;
+
+	uint64_t                 pathnum;
+	char                    *name;
+	lib9p_dm_t               perm;
+	uint32_t                 atime, mtime;
+} _util9p_static_common;
+
+#define UTIL9P_STATIC_COMMON(PATH, STRNAME, MODE)                         \
+	{                                                                 \
+		.u_name = "root", .u_num = 0, /* owner user */            \
+		.g_name = "root", .g_num = 0, /* owner group */           \
+		.m_name = "root", .m_num = 0, /* last-modified-by user */ \
+		                                                          \
+		.pathnum = PATH,                                          \
+		.name    = STRNAME,                                       \
+		.perm    = MODE,                                          \
+		.atime   = UTIL9P_ATIME,                                  \
+		.mtime   = UTIL9P_MTIME,                                  \
+	}
+
+/* Dir ************************************************************************/
+
+struct util9p_static_dir {
+	_util9p_static_common;
+
+	/* NULL-terminated */
+	lo_interface lib9p_srv_file       members[];
+};
+LO_IMPLEMENTATION_H(lib9p_srv_file, struct util9p_static_dir, util9p_static_dir);
+#define lo_box_util9p_static_dir_as_lib9p_srv_file(obj)  util9p_box(util9p_static_dir, obj)
+
+#define UTIL9P_STATIC_DIR(PATH, STRNAME, ...)                                       \
+	lo_box_util9p_static_dir_as_lib9p_srv_file(&((struct util9p_static_dir){    \
+		._util9p_static_common = UTIL9P_STATIC_COMMON(PATH, STRNAME, 0555), \
+		.members = { __VA_ARGS__ LO_NULL(lib9p_srv_file) },                 \
+	}))
+
+/* File ***********************************************************************/
+
+struct util9p_static_file {
+	_util9p_static_common;
+
+	char                    *data_start; /* must not be NULL */
+	char                    *data_end;   /* may be NULL, in which case data_size is used */
+	size_t                   data_size;  /* only used if .data_end==NULL */
+};
+LO_IMPLEMENTATION_H(lib9p_srv_file, struct util9p_static_file, util9p_static_file);
+#define lo_box_util9p_static_file_as_lib9p_srv_file(obj) util9p_box(util9p_static_file, obj)
+
+#define UTIL9P_STATIC_FILE(PATH, STRNAME, ...)                                      \
+	lo_box_util9p_static_file_as_lib9p_srv_file(&((struct util9p_static_file){  \
+		._util9p_static_common = UTIL9P_STATIC_COMMON(PATH, STRNAME, 0444), \
+		__VA_ARGS__                                                         \
+	}))
+
+#endif /* _UTIL9P_STATIC_H_ */