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8f933b10 RH |
1 | /* |
2 | * SE/HMC Drive FTP Services | |
3 | * | |
4 | * Copyright IBM Corp. 2013 | |
5 | * Author(s): Ralf Hoppe (rhoppe@de.ibm.com) | |
6 | */ | |
7 | ||
8 | #ifndef __HMCDRV_FTP_H__ | |
9 | #define __HMCDRV_FTP_H__ | |
10 | ||
11 | #include <linux/types.h> /* size_t, loff_t */ | |
12 | ||
13 | /* | |
14 | * HMC drive FTP Service max. length of path (w/ EOS) | |
15 | */ | |
16 | #define HMCDRV_FTP_FIDENT_MAX 192 | |
17 | ||
18 | /** | |
19 | * enum hmcdrv_ftp_cmdid - HMC drive FTP commands | |
20 | * @HMCDRV_FTP_NOOP: do nothing (only for probing) | |
21 | * @HMCDRV_FTP_GET: read a file | |
22 | * @HMCDRV_FTP_PUT: (over-) write a file | |
23 | * @HMCDRV_FTP_APPEND: append to a file | |
24 | * @HMCDRV_FTP_DIR: list directory long (ls -l) | |
25 | * @HMCDRV_FTP_NLIST: list files, no directories (name list) | |
26 | * @HMCDRV_FTP_DELETE: delete a file | |
27 | * @HMCDRV_FTP_CANCEL: cancel operation (SCLP/LPAR only) | |
28 | */ | |
29 | enum hmcdrv_ftp_cmdid { | |
30 | HMCDRV_FTP_NOOP = 0, | |
31 | HMCDRV_FTP_GET = 1, | |
32 | HMCDRV_FTP_PUT = 2, | |
33 | HMCDRV_FTP_APPEND = 3, | |
34 | HMCDRV_FTP_DIR = 4, | |
35 | HMCDRV_FTP_NLIST = 5, | |
36 | HMCDRV_FTP_DELETE = 6, | |
37 | HMCDRV_FTP_CANCEL = 7 | |
38 | }; | |
39 | ||
40 | /** | |
41 | * struct hmcdrv_ftp_cmdspec - FTP command specification | |
42 | * @id: FTP command ID | |
43 | * @ofs: offset in file | |
44 | * @fname: filename (ASCII), null-terminated | |
45 | * @buf: kernel-space transfer data buffer, 4k aligned | |
46 | * @len: (max) number of bytes to transfer from/to @buf | |
47 | */ | |
48 | struct hmcdrv_ftp_cmdspec { | |
49 | enum hmcdrv_ftp_cmdid id; | |
50 | loff_t ofs; | |
51 | const char *fname; | |
52 | void __kernel *buf; | |
53 | size_t len; | |
54 | }; | |
55 | ||
56 | int hmcdrv_ftp_startup(void); | |
57 | void hmcdrv_ftp_shutdown(void); | |
58 | int hmcdrv_ftp_probe(void); | |
59 | ssize_t hmcdrv_ftp_do(const struct hmcdrv_ftp_cmdspec *ftp); | |
60 | ssize_t hmcdrv_ftp_cmd(char __kernel *cmd, loff_t offset, | |
61 | char __user *buf, size_t len); | |
62 | ||
63 | #endif /* __HMCDRV_FTP_H__ */ |