From e5795fd6b92c9d1c8edd2df4a4c0ea76d76cd75b Mon Sep 17 00:00:00 2001
From: Rohit Sangwan <rohitsangwan647@gmail.com>
Date: Fri, 15 Aug 2025 09:51:37 +0530
Subject: [PATCH] Add MacOS support

---
 interface_lib/include/endian_compat.h | 19 +++++++++++++++++++
 interface_lib/src/device_imu.c        |  1 +
 interface_lib/src/device_mcu.c        |  2 ++
 3 files changed, 22 insertions(+)
 create mode 100644 interface_lib/include/endian_compat.h

diff --git a/interface_lib/include/endian_compat.h b/interface_lib/include/endian_compat.h
new file mode 100644
index 0000000..10fc591
--- /dev/null
+++ b/interface_lib/include/endian_compat.h
@@ -0,0 +1,19 @@
+#pragma once
+
+#if defined(__APPLE__)
+#include <libkern/OSByteOrder.h>
+
+#define htole16(x) OSSwapHostToLittleInt16(x)
+#define htole32(x) OSSwapHostToLittleInt32(x)
+#define htole64(x) OSSwapHostToLittleInt64(x)
+
+#define le16toh(x) OSSwapLittleToHostInt16(x)
+#define le32toh(x) OSSwapLittleToHostInt32(x)
+#define le64toh(x) OSSwapLittleToHostInt64(x)
+
+#elif defined(__linux__)
+#include <endian.h> // or #include <sys/endian.h> on older systems
+
+#else
+#error "Endian conversion functions not defined for this platform"
+#endif
\ No newline at end of file
diff --git a/interface_lib/src/device_imu.c b/interface_lib/src/device_imu.c
index d0d1a43..5d7e76e 100644
--- a/interface_lib/src/device_imu.c
+++ b/interface_lib/src/device_imu.c
@@ -42,6 +42,7 @@
 
 #include "crc32.h"
 #include "hid_ids.h"
+#include "endian_compat.h"
 
 #define GRAVITY_G (9.806f)
 
diff --git a/interface_lib/src/device_mcu.c b/interface_lib/src/device_mcu.c
index 551617d..4f26bed 100644
--- a/interface_lib/src/device_mcu.c
+++ b/interface_lib/src/device_mcu.c
@@ -36,6 +36,8 @@
 
 #include "crc32.h"
 #include "hid_ids.h"
+#include "endian_compat.h"
+
 
 #ifndef NDEBUG
 #define device_mcu_error(msg) fprintf(stderr, "ERROR: %s\n", msg)