192 lines
5.2 KiB
C
192 lines
5.2 KiB
C
//
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// KSSysCtl.h
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//
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// Created by Karl Stenerud on 2012-02-19.
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//
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// Copyright (c) 2012 Karl Stenerud. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall remain in place
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// in this source code.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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/* Convenience wrapper functions for sysctl calls.
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*/
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#ifndef HDR_KSSysCtl_h
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#define HDR_KSSysCtl_h
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdbool.h>
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#include <stdint.h>
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#include <sys/sysctl.h>
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/** Get an int32 value via sysctl.
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*
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* @param major_cmd The major part of the command or name.
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*
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* @param minor_cmd The minor part of the command or name.
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*
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* @return The value returned by sysctl.
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*/
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int32_t kssysctl_int32(int major_cmd, int minor_cmd);
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/** Get an int32 value via sysctl by name.
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*
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* @param name The name of the command.
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*
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* @return The value returned by sysctl.
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*/
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int32_t kssysctl_int32ForName(const char* name);
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/** Get a uint32 value via sysctl.
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*
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* @param major_cmd The major part of the command or name.
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*
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* @param minor_cmd The minor part of the command or name.
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*
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* @return The value returned by sysctl.
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*/
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uint32_t kssysctl_uint32(int major_cmd, int minor_cmd);
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/** Get a uint32 value via sysctl by name.
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*
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* @param name The name of the command.
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*
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* @return The value returned by sysctl.
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*/
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uint32_t kssysctl_uint32ForName(const char* name);
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/** Get an int64 value via sysctl.
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*
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* @param major_cmd The major part of the command or name.
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*
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* @param minor_cmd The minor part of the command or name.
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*
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* @return The value returned by sysctl.
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*/
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int64_t kssysctl_int64(int major_cmd, int minor_cmd);
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/** Get an int64 value via sysctl by name.
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*
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* @param name The name of the command.
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*
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* @return The value returned by sysctl.
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*/
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int64_t kssysctl_int64ForName(const char* name);
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/** Get a uint64 value via sysctl.
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*
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* @param major_cmd The major part of the command or name.
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*
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* @param minor_cmd The minor part of the command or name.
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*
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* @return The value returned by sysctl.
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*/
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uint64_t kssysctl_uint64(int major_cmd, int minor_cmd);
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/** Get a uint64 value via sysctl by name.
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*
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* @param name The name of the command.
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*
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* @return The value returned by sysctl.
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*/
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uint64_t kssysctl_uint64ForName(const char* name);
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/** Get a string value via sysctl.
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*
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* @param major_cmd The major part of the command or name.
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*
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* @param minor_cmd The minor part of the command or name.
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*
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* @param value Pointer to a buffer to fill out. If NULL, does not fill
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* anything out.
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*
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* @param maxSize The size of the buffer pointed to by value.
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*
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* @return The number of bytes written (or that would have been written if
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* value is NULL).
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*/
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int kssysctl_string(int major_cmd, int minor_cmd, char* value, int maxSize);
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/** Get a string value via sysctl by name.
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*
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* @param name The name of the command.
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*
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* @param value Pointer to a buffer to fill out. If NULL, does not fill
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* anything out.
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*
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* @param maxSize The size of the buffer pointed to by value.
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*
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* @return The number of bytes written (or that would have been written if
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* value is NULL).
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*/
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int kssysctl_stringForName(const char* name, char* value, int maxSize);
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/** Get a timeval value via sysctl.
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*
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* @param major_cmd The major part of the command or name.
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*
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* @param minor_cmd The minor part of the command or name.
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*
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* @return The value returned by sysctl.
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*/
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struct timeval kssysctl_timeval(int major_cmd, int minor_cmd);
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/** Get a timeval value via sysctl by name.
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*
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* @param name The name of the command.
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*
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* @return The value returned by sysctl.
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*/
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struct timeval kssysctl_timevalForName(const char* name);
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/** Get information about a process.
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*
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* @param pid The process ID.
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*
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* @param procInfo Struct to hold the proces information.
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*
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* @return true if the operation was successful.
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*/
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bool kssysctl_getProcessInfo(int pid, struct kinfo_proc* procInfo);
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/** Get the MAC address of the specified interface.
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* Note: As of iOS 7 this will always return a fixed value of 02:00:00:00:00:00.
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*
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* @param name Interface name (e.g. "en1").
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*
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* @param macAddressBuffer 6 bytes of storage to hold the MAC address.
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*
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* @return true if the address was successfully retrieved.
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*/
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bool kssysctl_getMacAddress(const char* name, char* macAddressBuffer);
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#ifdef __cplusplus
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}
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#endif
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#endif // HDR_KSSysCtl_h
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