From cde03b7121400bd61167e8db5303b3cd0ff03a0c Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Thu, 17 Dec 2015 04:11:07 -0500
Subject: created skeleton.

---
 include/mdso/mdso.h     | 88 +++++++++++++++++++++++++++++++++++++++++++++++++
 include/mdso/mdso_api.h | 35 ++++++++++++++++++++
 2 files changed, 123 insertions(+)
 create mode 100644 include/mdso/mdso.h
 create mode 100644 include/mdso/mdso_api.h

(limited to 'include')

diff --git a/include/mdso/mdso.h b/include/mdso/mdso.h
new file mode 100644
index 0000000..4b5f24d
--- /dev/null
+++ b/include/mdso/mdso.h
@@ -0,0 +1,88 @@
+#ifndef MDSO_H
+#define MDSO_H
+
+#include <stdint.h>
+#include <stdio.h>
+
+#include "mdso_api.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* pre-alpha */
+#ifndef MDSO_APP
+#ifndef MDSO_PRE_ALPHA
+#error  libmdso: pre-alpha: ABI is not final!
+#error  to use the library, please pass -DMDSO_PRE_ALPHA to the compiler.
+#endif
+#endif
+
+/* status codes */
+#define MDSO_OK				0x00
+#define MDSO_USAGE			0x01
+#define MDSO_BAD_OPT			0x02
+#define MDSO_BAD_OPT_VAL		0x03
+#define MDSO_IO_ERROR			0xA0
+#define MDSO_MAP_ERROR			0xA1
+
+/* driver flags */
+#define MDSO_DRIVER_VERBOSITY_NONE	0x0000
+#define MDSO_DRIVER_VERBOSITY_ERRORS	0x0001
+#define MDSO_DRIVER_VERBOSITY_STATUS	0x0002
+#define MDSO_DRIVER_VERBOSITY_USAGE	0x0004
+#define MDSO_DRIVER_CLONE_VECTOR	0x0008
+
+#define MDSO_DRIVER_VERSION		0x0010
+#define MDSO_DRIVER_DRY_RUN		0x0020
+
+/* unit action flags */
+
+struct mdso_input {
+	void *	addr;
+	size_t	size;
+};
+
+struct mdso_common_ctx {
+	uint64_t			drvflags;
+	uint64_t			actflags;
+	uint64_t			fmtflags;
+};
+
+struct mdso_driver_ctx {
+	const char **			units;
+	const char *			program;
+	const char *			module;
+	const struct mdso_common_ctx *	cctx;
+	void *				any;
+	int				status;
+	int				nerrors;
+};
+
+struct mdso_unit_ctx {
+	const char * const *		path;
+	const struct mdso_input *	map;
+	const struct mdso_common_ctx *	cctx;
+	void *				any;
+	int				status;
+	int				nerrors;
+};
+
+/* driver api */
+mdso_api int  mdso_get_driver_ctx	(const char ** argv, const char ** envp, uint32_t flags, struct mdso_driver_ctx **);
+mdso_api int  mdso_create_driver_ctx	(const struct mdso_common_ctx *, struct mdso_driver_ctx **);
+mdso_api void mdso_free_driver_ctx	(struct mdso_driver_ctx *);
+
+mdso_api int  mdso_get_unit_ctx		(const struct mdso_driver_ctx *, const char * path, struct mdso_unit_ctx **);
+mdso_api void mdso_free_unit_ctx	(struct mdso_unit_ctx *);
+
+mdso_api int  mdso_map_input		(int fd, const char * path, int prot, struct mdso_input *);
+mdso_api int  mdso_unmap_input		(struct mdso_input *);
+
+/* utility api */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/include/mdso/mdso_api.h b/include/mdso/mdso_api.h
new file mode 100644
index 0000000..196630d
--- /dev/null
+++ b/include/mdso/mdso_api.h
@@ -0,0 +1,35 @@
+#ifndef MDSO_API_H
+#define MDSO_API_H
+
+#include <limits.h>
+
+/* mdso_export */
+#if	defined(__dllexport)
+#define mdso_export __dllexport
+#else
+#define mdso_export
+#endif
+
+/* mdso_import */
+#if	defined(__dllimport)
+#define mdso_import __dllimport
+#else
+#define mdso_import
+#endif
+
+/* mdso_api */
+#ifndef MDSO_APP
+#if     defined (MDSO_BUILD)
+#define mdso_api mdso_export
+#elif   defined (MDSO_SHARED)
+#define mdso_api mdso_import
+#elif   defined (MDSO_STATIC)
+#define mdso_api
+#else
+#define mdso_api
+#endif
+#else
+#define mdso_api
+#endif
+
+#endif
-- 
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