projects / mirror_ubuntu-zesty-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * Copyright (C) 2001 Lennert Buytenhek (buytenh@gnu.org) | |
| 8ca842c4 | 3 | * Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) |
| 1da177e4 LT |
4 | * Licensed under the GPL |
| 5 | */ | |
| 6 | ||
| 7 | #ifndef __MCONSOLE_H__ | |
| 8 | #define __MCONSOLE_H__ | |
| 9 | ||
| 298e20ba | 10 | #ifdef __UM_HOST__ |
| 1da177e4 LT |
11 | #include <stdint.h> |
| 12 | #define u32 uint32_t | |
| 13 | #endif | |
| 14 | ||
| 37185b33 | 15 | #include <sysdep/ptrace.h> |
| 622e6969 | 16 | |
| 1da177e4 LT |
17 | #define MCONSOLE_MAGIC (0xcafebabe) |
| 18 | #define MCONSOLE_MAX_DATA (512) | |
| 19 | #define MCONSOLE_VERSION 2 | |
| 20 | ||
| 21 | struct mconsole_request { | |
| 22 | u32 magic; | |
| 23 | u32 version; | |
| 24 | u32 len; | |
| 25 | char data[MCONSOLE_MAX_DATA]; | |
| 26 | }; | |
| 27 | ||
| 28 | struct mconsole_reply { | |
| 29 | u32 err; | |
| 30 | u32 more; | |
| 31 | u32 len; | |
| 32 | char data[MCONSOLE_MAX_DATA]; | |
| 33 | }; | |
| 34 | ||
| 35 | struct mconsole_notify { | |
| 36 | u32 magic; | |
| 7b033e1f | 37 | u32 version; |
| 1da177e4 LT |
38 | enum { MCONSOLE_SOCKET, MCONSOLE_PANIC, MCONSOLE_HANG, |
| 39 | MCONSOLE_USER_NOTIFY } type; | |
| 40 | u32 len; | |
| 41 | char data[MCONSOLE_MAX_DATA]; | |
| 42 | }; | |
| 43 | ||
| 44 | struct mc_request; | |
| 45 | ||
| 46 | enum mc_context { MCONSOLE_INTR, MCONSOLE_PROC }; | |
| 47 | ||
| 48 | struct mconsole_command | |
| 49 | { | |
| 50 | char *command; | |
| 51 | void (*handler)(struct mc_request *req); | |
| 52 | enum mc_context context; | |
| 53 | }; | |
| 54 | ||
| 55 | struct mc_request | |
| 56 | { | |
| 57 | int len; | |
| 58 | int as_interrupt; | |
| 59 | ||
| 60 | int originating_fd; | |
| da00d9a5 | 61 | unsigned int originlen; |
| 1da177e4 LT |
62 | unsigned char origin[128]; /* sockaddr_un */ |
| 63 | ||
| 64 | struct mconsole_request request; | |
| 65 | struct mconsole_command *cmd; | |
| 77bf4400 | 66 | struct uml_pt_regs regs; |
| 1da177e4 LT |
67 | }; |
| 68 | ||
| 69 | extern char mconsole_socket_name[]; | |
| 70 | ||
| 71 | extern int mconsole_unlink_socket(void); | |
| 7b033e1f JD |
72 | extern int mconsole_reply_len(struct mc_request *req, const char *reply, |
| 73 | int len, int err, int more); | |
| 74 | extern int mconsole_reply(struct mc_request *req, const char *str, int err, | |
| 1da177e4 LT |
75 | int more); |
| 76 | ||
| 77 | extern void mconsole_version(struct mc_request *req); | |
| 78 | extern void mconsole_help(struct mc_request *req); | |
| 79 | extern void mconsole_halt(struct mc_request *req); | |
| 80 | extern void mconsole_reboot(struct mc_request *req); | |
| 81 | extern void mconsole_config(struct mc_request *req); | |
| 82 | extern void mconsole_remove(struct mc_request *req); | |
| 83 | extern void mconsole_sysrq(struct mc_request *req); | |
| 84 | extern void mconsole_cad(struct mc_request *req); | |
| 85 | extern void mconsole_stop(struct mc_request *req); | |
| 86 | extern void mconsole_go(struct mc_request *req); | |
| 87 | extern void mconsole_log(struct mc_request *req); | |
| 88 | extern void mconsole_proc(struct mc_request *req); | |
| 3eddddcf | 89 | extern void mconsole_stack(struct mc_request *req); |
| 1da177e4 LT |
90 | |
| 91 | extern int mconsole_get_request(int fd, struct mc_request *req); | |
| 7b033e1f | 92 | extern int mconsole_notify(char *sock_name, int type, const void *data, |
| 1da177e4 LT |
93 | int len); |
| 94 | extern char *mconsole_notify_socket(void); | |
| 95 | extern void lock_notify(void); | |
| 96 | extern void unlock_notify(void); | |
| 97 | ||
| 98 | #endif |