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https://github.com/lbgos/rift-s-linux.git
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xrt: Add byte order constants and conversion functions
Part-of: <https://gitlab.freedesktop.org/monado/monado/-/merge_requests/2477>
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Beyley Cardellio authored and Marge Bot committed
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@@ -22,6 +22,7 @@
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#include "os/os_hid.h"
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#include "os/os_time.h"
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#include "os/os_threading.h"
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#include "xrt/xrt_byte_order.h"
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#include "math/m_api.h"
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#include "math/m_relation_history.h"
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@@ -275,7 +276,6 @@ static inline int16_t
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hydra_read_int16_le(uint8_t **bufptr)
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{
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uint8_t *buf = *bufptr;
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//! @todo nothing actually defines XRT_BIG_ENDIAN when needed!
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#ifdef XRT_BIG_ENDIAN
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uint8_t bytes[2] = {buf[1], buf[0]};
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#else
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@@ -15,13 +15,13 @@
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* @author Jan Schmidt <jan@centricular.com>
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* @ingroup drv_rift_s
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*/
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#include <asm/byteorder.h>
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#include <string.h>
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#include "rift_s.h"
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#include "rift_s_camera.h"
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#include "os/os_threading.h"
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#include "xrt/xrt_byte_order.h"
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#include "xrt/xrt_defines.h"
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#include "xrt/xrt_frame.h"
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@@ -10,12 +10,13 @@
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#pragma once
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#include <stdint.h>
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#include <asm/byteorder.h>
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#include "xrt/xrt_byte_order.h"
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#include "util/u_debug.h"
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#include "util/u_time.h"
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#include <stdint.h>
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/*
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*
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* Printing functions.
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@@ -10,13 +10,15 @@
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// IWYU pragma: no_include <asm/int-ll64.h>
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// IWYU pragma: no_include <linux/byteorder/little_endian.h>
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#include <asm/byteorder.h>
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#include <stdint.h>
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#include <string.h>
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#include <zlib.h>
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#include <stdio.h>
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#include "math/m_api.h"
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#include "xrt/xrt_byte_order.h"
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#include "util/u_debug.h"
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#include "util/u_logging.h"
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@@ -10,9 +10,10 @@
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#pragma once
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#include <asm/byteorder.h>
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#include <stdint.h>
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#include "os/os_hid.h"
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#include "xrt/xrt_byte_order.h"
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#include <stdint.h>
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#define VIVE_CONTROLLER_BUTTON_REPORT_ID 0x01
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@@ -10,13 +10,12 @@
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* @author Jakob Bornecrantz <jakob@collabora.com>
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* @ingroup drv_wmr
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*/
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#include <asm/byteorder.h>
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#include <libusb.h>
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#include <stdlib.h>
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#include <assert.h>
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#include "math/m_api.h"
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#include "os/os_threading.h"
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#include "xrt/xrt_byte_order.h"
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#include "util/u_autoexpgain.h"
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#include "util/u_debug.h"
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#include "util/u_var.h"
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@@ -28,6 +27,10 @@
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#include "wmr_protocol.h"
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#include "wmr_camera.h"
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#include <libusb.h>
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#include <stdlib.h>
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#include <assert.h>
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//! Specifies whether the user wants to enable autoexposure from the start.
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DEBUG_GET_ONCE_BOOL_OPTION(wmr_autoexposure, "WMR_AUTOEXPOSURE", true)
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@@ -10,7 +10,7 @@
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#pragma once
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#include <asm/byteorder.h>
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#include "xrt/xrt_byte_order.h"
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#include "wmr_protocol.h"
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@@ -0,0 +1,62 @@
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// Copyright 2025, Beyley Cardellio
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// SPDX-License-Identifier: BSL-1.0
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/*!
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* @file
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* @brief Endian-specific byte order defines.
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* @author Beyley Cardellio <ep1cm1n10n123@gmail.com>
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* @ingroup aux_os
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*/
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#pragma once
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#include "xrt_compiler.h"
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#include <stdint.h>
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#ifdef __linux__
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// On Linux, all these conversion functions are defined for both endians
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#include <asm/byteorder.h>
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#elif defined(XRT_BIG_ENDIAN)
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#error "@todo: Add byte order constants and functions for this OS or big endian machines."
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#else
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#define __be64 uint64_t
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#define __be32 uint32_t
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#define __be16 uint16_t
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#define __be16_to_cpu(x) ((((uint16_t)x & (uint16_t)0x00FFU) << 8) | (((uint16_t)x & (uint16_t)0xFF00U) >> 8))
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#define __cpu_to_be16(x) __be16_to_cpu(x)
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#define __be32_to_cpu(x) \
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((((uint32_t)x & (uint32_t)0x000000FFUL) << 24) | (((uint32_t)x & (uint32_t)0x0000FF00UL) << 8) | \
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(((uint32_t)x & (uint32_t)0x00FF0000UL) >> 8) | (((uint32_t)x & (uint32_t)0xFF000000UL) >> 24))
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#define __cpu_to_be32(x) __be32_to_cpu(x)
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#define __be64_to_cpu(x) \
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((((uint64_t)x & (uint64_t)0x00000000000000FFULL) << 56) | \
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(((uint64_t)x & (uint64_t)0x000000000000FF00ULL) << 40) | \
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(((uint64_t)x & (uint64_t)0x0000000000FF0000ULL) << 24) | \
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(((uint64_t)x & (uint64_t)0x00000000FF000000ULL) << 8) | \
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(((uint64_t)x & (uint64_t)0x000000FF00000000ULL) >> 8) | \
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(((uint64_t)x & (uint64_t)0x0000FF0000000000ULL) >> 24) | \
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(((uint64_t)x & (uint64_t)0x00FF000000000000ULL) >> 40) | \
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(((uint64_t)x & (uint64_t)0xFF00000000000000ULL) >> 56)) |
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#define __cpu_to_be64(x) __be64_to_cpu(x)
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#define __le64 uint64_t
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#define __le32 uint32_t
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#define __le16 uint16_t
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#define __u8 uint8_t
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#define __s8 int8_t
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#define __cpu_to_le16
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#define __le16_to_cpu
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#define __cpu_to_le32
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#define __le32_to_cpu
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#define __cpu_to_le64
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#define __le64_to_cpu
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#endif
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@@ -24,6 +24,27 @@
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#include "xrt_windows.h"
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#endif // _MSC_VER
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#if (defined(__BYTE_ORDER) && __BYTE_ORDER == __BIG_ENDIAN) || \
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(defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__) || \
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(defined(__STDC_ENDIAN_NATIVE__) && __STDC_ENDIAN_NATIVE__ == __STDC_ENDIAN_BIG__) || defined(__BIG_ENDIAN__) || \
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defined(__ARMEB__) || defined(__THUMBEB__) || defined(__AARCH64EB__) || defined(_MIBSEB) || defined(__MIBSEB) || \
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defined(__MIBSEB__)
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#define XRT_BIG_ENDIAN
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#elif (defined(__BYTE_ORDER) && __BYTE_ORDER == __LITTLE_ENDIAN) || \
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(defined(__BYTE_ORDER__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__) || \
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(defined(__STDC_ENDIAN_NATIVE__) && __STDC_ENDIAN_NATIVE__ == __STDC_ENDIAN_LITTLE__) || \
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defined(__LITTLE_ENDIAN__) || defined(__ARMEL__) || defined(__THUMBEL__) || defined(__AARCH64EL__) || \
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defined(_MIPSEL) || defined(__MIPSEL) || defined(__MIPSEL__) || defined(__x86_64__) || defined(_M_X64) || \
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defined(i386) || defined(__i386__) || defined(__i386) || defined(_M_IX86)
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#undef XRT_BIG_ENDIAN
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#else
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#error "@todo: Unable to determine current architecture."
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#endif
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/*!
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* Array size helper.
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*/
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