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https://github.com/ibm-s390-linux/s390-tools.git
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6f53d7d3cd
Optimize dependency management by reducing header inclusions. This reduces hidden dependencies, improves modularity, and enhances compilation performance. Signed-off-by: Jan Polensky <japo@linux.ibm.com> Reviewed-by: Jan Höppner <hoeppner@linux.ibm.com> Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
142 lines
3.3 KiB
C
142 lines
3.3 KiB
C
/*
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* ipl_tools - Linux for System z reipl tools (shutdown actions)
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*
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* Common macro definitions and declarations
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*
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* Copyright IBM Corp. 2008, 2017
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*
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* s390-tools is free software; you can redistribute it and/or modify
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* it under the terms of the MIT license. See LICENSE for details.
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*/
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#ifndef IPL_TOOLS_H
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#define IPL_TOOLS_H
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#include <errno.h>
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#include <fcntl.h>
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#include <getopt.h>
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include "lib/zt_common.h"
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#define IPL_TYPE_LEN_MAX 100
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#define NSS_NAME_LEN_MAX 8
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extern struct globals {
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char prog_name[256]; /* Program name */
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} g;
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/*
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* Commands
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*/
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extern void cmd_lsshut(int argc, char *argv[]);
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extern void cmd_chshut(int argc, char *argv[]);
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extern void cmd_lsreipl(int argc, char *argv[]);
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extern void cmd_chreipl(int argc, char *argv[]);
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extern void print_ccw(int show_ipl);
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extern void print_fcp(int show_ipl, int dump);
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extern void print_nvme(int show_ipl, int dump);
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extern void print_nss(int show_ipl);
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extern void print_eckd(int show_ipl, const char *name);
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/*
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* Helper
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*/
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extern int is_lpar(void);
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extern int is_root(void);
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extern void write_str(char *string, char *file);
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extern int write_str_errno(char *string, char *file);
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extern void read_str(char *string, const char *file, size_t len);
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extern void read_fw_str(char *string, const char *file, size_t len);
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extern void print_fw_str(const char *fmt, const char *dir, const char *file);
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extern void __noreturn print_version_exit(void);
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extern void __noreturn print_help_hint_exit(void);
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/*
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* FCP
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*/
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extern int fcp_is_device(const char *devno);
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extern void fcp_lun_get(const char *device, char *lun);
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extern void fcp_wwpn_get(const char *device, char *wwpn);
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extern void fcp_busid_get(const char *device, char *devno);
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/*
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* NVME
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*/
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#define FID_MAX_LEN 11 /* 8 characters + 0x + null */
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#define NVME_DEV_MAX_LEN 15 /* "nvme" + u32 in decimal + null */
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#define NVME_PATH_MAX (PATH_MAX + NAME_MAX + 1)
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extern void nvme_fid_get(const char *device, char *fid);
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extern void nvme_nsid_get(const char *device, char *nsid);
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int nvme_is_device(char *fid_str, char *nsid_str);
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/*
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* CCW
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*/
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extern int ccw_is_device(const char *devno);
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extern int ccw_is_virtio_device(const char *device);
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extern void ccw_busid_get(const char *device, char *devno);
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/*
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* Shutdown trigger
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*/
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struct shutdown_trigger {
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const char *name;
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const char *name_print;
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const char *name_sysfs;
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int available;
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};
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extern struct shutdown_trigger shutdown_trigger_panic;
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extern struct shutdown_trigger shutdown_trigger_restart;
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extern struct shutdown_trigger *shutdown_trigger_vec[];
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extern void shutdown_init(void);
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/*
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* Shutdown actions
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*/
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struct shutdown_action {
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const char *name;
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};
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extern struct shutdown_action shutdown_action_vmcmd;
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extern struct shutdown_action *shutdown_action_vec[];
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/*
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* Error and print functions
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*/
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#define ERR(x...) \
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do { \
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fprintf(stderr, "%s: ", g.prog_name); \
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fprintf(stderr, x); \
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fprintf(stderr, "\n"); \
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} while (0)
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#define ERR_EXIT(x...) \
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do { \
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ERR(x); \
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exit(1); \
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} while (0)
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#define ERR_EXIT_ERRNO(x...) \
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do { \
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fflush(stdout); \
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fprintf(stderr, "%s: ", g.prog_name); \
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fprintf(stderr, x); \
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fprintf(stderr, " (%s)", strerror(errno)); \
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fprintf(stderr, "\n"); \
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exit(1); \
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} while (0)
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#endif /* IPL_TOOLS_H */
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