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// IBM_PROLOG_BEGIN_TAG
// This is an automatically generated prolog.
//
// $Source: src/include/usr/vfs/vfs.H $
//
// IBM CONFIDENTIAL
//
// COPYRIGHT International Business Machines Corp. 2011
//
// p1
//
// Object Code Only (OCO) source materials
// Licensed Internal Code Source Materials
// IBM HostBoot Licensed Internal Code
//
// The source code for this program is not published or other-
// wise divested of its trade secrets, irrespective of what has
// been deposited with the U.S. Copyright Office.
//
// Origin: 30
//
// IBM_PROLOG_END
#ifndef __USR_VFS_H
#define __USR_VFS_H
#include <errl/errlentry.H>
#include <sys/vfs.h>
#include <sys/sync.h>
#include <vector>
namespace VFS
{
/**
* Load or unload a module from the extended image.
* @param[in] i_module Module name
* @param[in] i_msgtype [VFS_MSG_LOAD | VFS_MSG_UNLOAD]
* @return errlHandl_t on error
*/
errlHndl_t module_load_unload(const char * i_module, VfsMessages i_msgtype);
/**
* Loads a module from the extended image and initializes it
* @param[in] i_module Module name
* @return errlHndl_t on error
*/
ALWAYS_INLINE
inline errlHndl_t module_load(const char * i_module)
{
return VFS::module_load_unload(i_module,VFS_MSG_LOAD);
}
/**
* Destroys and unloads module.
* @param[in] i_module Module name
* @return errlHndl_t on error
*/
ALWAYS_INLINE
inline errlHndl_t module_unload(const char * i_module)
{
return VFS::module_load_unload(i_module, VFS_MSG_UNLOAD);
}
/**
* Find test modules
* @param[out] list of module names
*/
void find_test_modules(std::vector<const char *> & o_list);
/**
* Test for existance of module
* @param[in] i_name module name
* @return [true|false]
*/
bool module_exists(const char * i_name);
/**
* Get the start memory address of a data module
* @param[in] module name
* @param[out] o_address memory address
* @param[out] o_size module size
* @retun error log on error
* @pre load_module() must have been called
*/
errlHndl_t module_address(const char * i_name, const char *& o_address, size_t & o_size);
/**
* Get the module name associated with an address
* @param[in] i_vaddr, The virtual address
* @returns ptr to module name or NULL if not found
*/
const char * module_find_name(const void * i_vaddr);
/**
* Query if module is loaded
* @param[in] module name
* @returns [true|false]
*/
bool module_is_loaded(const char * i_name);
};
#endif
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