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/*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*/
#ifndef USBG_FUNCTION_FS__
#define USBG_FUNCTION_FS__
#include <usbg/usbg.h>
#ifdef __cplusplus
extern "C" {
#endif
struct usbg_f_fs;
typedef struct usbg_f_fs usbg_f_fs;
/**
* @brief Convert from generic function to fs function
* @param[in] f function to be converted to fs funciton.
* Function should be of type function fs.
* @return Converted function or NULL if function hasn't suitable type
*/
usbg_f_fs *usbg_to_fs_function(usbg_function *f);
/**
* @brief Convert form fs function to a generic one
* @param[in] pf function to be converted to generic one
* @return Generic usbg function
*/
usbg_function *usbg_from_fs_function(usbg_f_fs *ff);
/**
* @brief Get the device name which should be used while mounting
* functionfs instace into newly allocated storage
* @param[in] pf Pointer to net function
* @param[out] dev_name Newly allocated string containing device name
* @return 0 on success usbg_error if error occurred.
* @note returned dev_name should be free() by caller
*/
int usbg_f_fs_get_dev_name(usbg_f_fs *ff, char **dev_name);
/**
* @brief Get the device name which should be used while mounting
* functionfs instace into user buffer
* @param[in] pf Pointer to fs function
* @param[out] buf Place where ifname should be stored
* @param[in] len Size of buffer
* @return Number of bytes placed into buf (excluding '\0') or the number of
* characters which would have been written to the buffer if enough
* space had been available. (just like snprintf() family). This may
* also return negative error code from usbg_error.
*/
int usbg_f_fs_get_dev_name_s(usbg_f_fs *ff, char *buf, int len);
#ifdef __cplusplus
}
#endif
#endif /* USBG_FUNCTION_FS__ */
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