lib: add new API to get the library version

Add similar API that the libmetal to allow application to get information
about the version of the openamp library.

Signed-off-by: Arnaud Pouliquen <arnaud.pouliquen@foss.st.com>

lib/CMakeLists.txt

@@ -4,6 +4,7 @@ set_property (GLOBAL PROPERTY "PROJECT_LIB_EXTRA_CFLAGS")
 collector_create (PROJECT_LIB_SOURCES "${CMAKE_CURRENT_SOURCE_DIR}")
 collect (PROJECT_LIB_DIRS "${CMAKE_CURRENT_BINARY_DIR}")
 collect (PROJECT_INC_DIRS "${CMAKE_CURRENT_SOURCE_DIR}/include")
+collect (PROJECT_LIB_SOURCES version.c)
 
 
 add_subdirectory (virtio)

lib/include/openamp/version.h

@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) 2021, STMicroelectronics.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/*
+ * @file	version.h
+ * @brief	Library version information for OpenAMP.
+ */
+
+#ifndef __OPENAMP_VERSION__H__
+#define __OPENAMP_VERSION__H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** \defgroup versions Library Version Interfaces
+ *  @{
+ */
+
+/**
+ *  @brief	Library major version number.
+ *
+ *  Return the major version number of the library linked into the application.
+ *  This is required to match the value of LIB_VERSION_MAJOR, which is the major
+ *  version of the library that the application was compiled against.
+ *
+ *  @return	Library major version number.
+ *  @see	PROJECT_VERSION_MAJOR
+ */
+extern int openamp_version_major(void);
+
+/**
+ *  @brief	Library minor version number.
+ *
+ *  Return the minor version number of the library linked into the application.
+ *  This could differ from the value of LIB_VERSION_MINOR, which is the minor
+ *  version of the library that the application was compiled against.
+ *
+ *  @return	Library minor version number.
+ *  @see	PROJECT_VERSION_MINOR
+ */
+extern int openamp_version_minor(void);
+
+/**
+ *  @brief	Library patch level.
+ *
+ *  Return the patch level of the library linked into the application.  This
+ *  could differ from the value of LIB_VERSION_PATCH, which is the patch level of
+ *  the library that the application was compiled against.
+ *
+ *  @return	Library patch level.
+ *  @see	PROJECT_VERSION_PATCH
+ */
+extern int openamp_version_patch(void);
+
+/**
+ *  @brief	Library version string.
+ *
+ *  Return the version string of the library linked into the application.  This
+ *  could differ from the value of LIB_VERSION, which is the version string of
+ *  the library that the application was compiled against.
+ *
+ *  @return	Library version string.
+ *  @see	PROJECT_VERSION
+ */
+extern const char *openamp_version(void);
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __OPENAMP_VERSION__H__ */

lib/version.c

@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2021, STMicroelectronics
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+int openamp_version_major(void)
+{
+	return OPENAMP_VERSION_MAJOR;
+}
+
+int openamp_version_minor(void)
+{
+	return OPENAMP_VERSION_MINOR;
+}
+
+int openamp_version_patch(void)
+{
+	return OPENAMP_VERSION_PATCH;
+}
+
+const char *openamp_version(void)
+{
+	return OPENAMP_VERSION;
+}