cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

hmcdrv_ftp.h (1662B)

      1/* SPDX-License-Identifier: GPL-2.0 */
      2/*
      3 *    SE/HMC Drive FTP Services
      4 *
      5 *    Copyright IBM Corp. 2013
      6 *    Author(s): Ralf Hoppe (rhoppe@de.ibm.com)
      7 */
      8
      9#ifndef __HMCDRV_FTP_H__
     10#define __HMCDRV_FTP_H__
     11
     12#include <linux/types.h> /* size_t, loff_t */
     13
     14/*
     15 * HMC drive FTP Service max. length of path (w/ EOS)
     16 */
     17#define HMCDRV_FTP_FIDENT_MAX 192
     18
     19/**
     20 * enum hmcdrv_ftp_cmdid - HMC drive FTP commands
     21 * @HMCDRV_FTP_NOOP: do nothing (only for probing)
     22 * @HMCDRV_FTP_GET: read a file
     23 * @HMCDRV_FTP_PUT: (over-) write a file
     24 * @HMCDRV_FTP_APPEND: append to a file
     25 * @HMCDRV_FTP_DIR: list directory long (ls -l)
     26 * @HMCDRV_FTP_NLIST: list files, no directories (name list)
     27 * @HMCDRV_FTP_DELETE: delete a file
     28 * @HMCDRV_FTP_CANCEL: cancel operation (SCLP/LPAR only)
     29 */
     30enum hmcdrv_ftp_cmdid {
     31	HMCDRV_FTP_NOOP = 0,
     32	HMCDRV_FTP_GET = 1,
     33	HMCDRV_FTP_PUT = 2,
     34	HMCDRV_FTP_APPEND = 3,
     35	HMCDRV_FTP_DIR = 4,
     36	HMCDRV_FTP_NLIST = 5,
     37	HMCDRV_FTP_DELETE = 6,
     38	HMCDRV_FTP_CANCEL = 7
     39};
     40
     41/**
     42 * struct hmcdrv_ftp_cmdspec - FTP command specification
     43 * @id: FTP command ID
     44 * @ofs: offset in file
     45 * @fname: filename (ASCII), null-terminated
     46 * @buf: kernel-space transfer data buffer, 4k aligned
     47 * @len: (max) number of bytes to transfer from/to @buf
     48 */
     49struct hmcdrv_ftp_cmdspec {
     50	enum hmcdrv_ftp_cmdid id;
     51	loff_t ofs;
     52	const char *fname;
     53	void __kernel *buf;
     54	size_t len;
     55};
     56
     57int hmcdrv_ftp_startup(void);
     58void hmcdrv_ftp_shutdown(void);
     59int hmcdrv_ftp_probe(void);
     60ssize_t hmcdrv_ftp_do(const struct hmcdrv_ftp_cmdspec *ftp);
     61ssize_t hmcdrv_ftp_cmd(char __kernel *cmd, loff_t offset,
     62		       char __user *buf, size_t len);
     63
     64#endif	 /* __HMCDRV_FTP_H__ */