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46 lines
2.0 KiB
C
46 lines
2.0 KiB
C
/**
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* @file hosversion.h
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* @brief Horizon OS (HOS) version detection utilities.
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* @author fincs
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* @copyright libnx Authors
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*/
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#pragma once
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#include "../types.h"
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/// Builds a HOS version value from its constituent components.
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#define MAKEHOSVERSION(_major,_minor,_micro) (((u32)(_major) << 16) | ((u32)(_minor) << 8) | (u32)(_micro))
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/// Extracts the major number from a HOS version value.
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#define HOSVER_MAJOR(_version) (((_version) >> 16) & 0xFF)
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/// Extracts the minor number from a HOS version value.
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#define HOSVER_MINOR(_version) (((_version) >> 8) & 0xFF)
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/// Extracts the micro number from a HOS version value.
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#define HOSVER_MICRO(_version) ( (_version) & 0xFF)
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/// Returns the current HOS version that was previously set with \ref hosversionSet. If version initialization fails during startup (such as in the case set:sys is not available), this function returns zero.
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u32 hosversionGet(void);
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/// Sets or overrides the current HOS version. This function is normally called automatically by libnx on startup with the version info obtained with \ref setsysGetFirmwareVersion.
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void hosversionSet(u32 version);
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/// Returns whether the current HOS version is augmented by running the Atmosphère custom firmware.
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bool hosversionIsAtmosphere(void);
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/// Returns true if the current HOS version is equal to or above the specified major/minor/micro version.
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static inline bool hosversionAtLeast(u8 major, u8 minor, u8 micro) {
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return hosversionGet() >= MAKEHOSVERSION(major,minor,micro);
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}
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/// Returns true if the current HOS version is earlier than the specified major/minor/micro version.
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static inline bool hosversionBefore(u8 major, u8 minor, u8 micro) {
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return !hosversionAtLeast(major, minor, micro);
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}
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/// Returns true if the current HOS version is between the two specified major versions, i.e. [major1, major2).
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static inline bool hosversionBetween(u8 major1, u8 major2) {
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u32 ver = hosversionGet();
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return ver >= MAKEHOSVERSION(major1,0,0) && ver < MAKEHOSVERSION(major2,0,0);
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}
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