/usr/include/smbios_c/smi.h is in libsmbios-dev 2.3.1-1+b1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/*
* Copyright (C) 2005 Dell Inc.
* by Michael Brown <Michael_E_Brown@dell.com>
* Licensed under the Open Software License version 2.1
*
* Alternatively, you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published
* by the Free Software Foundation; either version 2 of the License,
* or (at your option) any later version.
* This program 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 General Public License for more details.
*/
#ifndef C_SMI_H
#define C_SMI_H
// include smbios_c/compat.h first
#include "smbios_c/compat.h"
#include "smbios_c/types.h"
EXTERN_C_BEGIN;
enum {
cbARG1 = 0,
cbARG2 = 1,
cbARG3 = 2,
cbARG4 = 3,
cbRES1 = 0,
cbRES2 = 1,
cbRES3 = 2,
cbRES4 = 3,
};
LIBSMBIOS_C_DLL_SPEC const char *dell_smi_strerror();
LIBSMBIOS_C_DLL_SPEC int dell_simple_ci_smi(u16 smiClass, u16 select, const u32 args[4], u32 res[4]);
// not yet implemented
LIBSMBIOS_C_DLL_SPEC int dell_adv_ci_smi(u16 smiClass, u16 select, const u32 args[4], u32 res[4], const u8 *buffer[4], const size_t buffer_size[4]);
LIBSMBIOS_C_DLL_SPEC int dell_smi_read_nv_storage (u32 location, u32 *curValue, u32 *minValue, u32 *maxValue);
LIBSMBIOS_C_DLL_SPEC int dell_smi_read_battery_mode_setting(u32 location, u32 *curValue, u32 *minValue, u32 *maxValue);
LIBSMBIOS_C_DLL_SPEC int dell_smi_read_ac_mode_setting (u32 location, u32 *curValue, u32 *minValue, u32 *maxValue);
LIBSMBIOS_C_DLL_SPEC int dell_smi_write_nv_storage (u16 security_key, u32 location, u32 value, u32 *smiret);
LIBSMBIOS_C_DLL_SPEC int dell_smi_write_battery_mode_setting(u16 security_key, u32 location, u32 value, u32 *smiret);
LIBSMBIOS_C_DLL_SPEC int dell_smi_write_ac_mode_setting (u16 security_key, u32 location, u32 value, u32 *smiret);
// password related functions
enum { DELL_SMI_PASSWORD_ANY = 0, DELL_SMI_PASSWORD_USER = 9, DELL_SMI_PASSWORD_ADMIN = 10, DELL_SMI_PASSWORD_OWNER = 12 };
enum { DELL_SMI_PASSWORD_FMT_SCANCODE = 0, DELL_SMI_PASSWORD_FMT_ASCII = 1 };
LIBSMBIOS_C_DLL_SPEC int dell_smi_password_format(int which);
LIBSMBIOS_C_DLL_SPEC int dell_smi_get_security_key(const char *password, u16 *security_key);
LIBSMBIOS_C_DLL_SPEC bool dell_smi_is_password_present(int which);
LIBSMBIOS_C_DLL_SPEC int dell_smi_password_verify(int which, const char *password);
LIBSMBIOS_C_DLL_SPEC int dell_smi_password_max_len(int which);
LIBSMBIOS_C_DLL_SPEC int dell_smi_password_min_len(int which);
LIBSMBIOS_C_DLL_SPEC int dell_smi_password_change(int which, const char *oldpass, const char *newpass);
EXTERN_C_END;
#endif /* C_SMI_H */
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