From 12d0521977032412f6eec5dc91b4e12477d2d7af Mon Sep 17 00:00:00 2001
From: Daniele Lacamera <root@danielinux.net>
Date: Thu, 19 Mar 2026 18:06:25 +0100
Subject: [PATCH] Don't nanosleep on non-linux builds

---
 src/tpm2_wrap.c      | 5 +++++
 wolftpm/tpm2_types.h | 7 +++++++
 2 files changed, 12 insertions(+)

diff --git a/src/tpm2_wrap.c b/src/tpm2_wrap.c
index 7a3e0f2c..3c7ea757 100644
--- a/src/tpm2_wrap.c
+++ b/src/tpm2_wrap.c
@@ -3428,6 +3428,9 @@ int wolfTPM2_ImportPublicKeyBuffer(WOLFTPM2_DEV* dev, int keyType,
     }
 #endif
 
+    (void)derBuf;
+    (void)derSz;
+
     return rc;
 }
 
@@ -3545,6 +3548,8 @@ int wolfTPM2_ImportPrivateKeyBuffer(WOLFTPM2_DEV* dev,
 #endif
 
     TPM2_ForceZero(&sens, sizeof(sens));
+    (void)derBuf;
+    (void)derSz;
 
     return rc;
 }
diff --git a/wolftpm/tpm2_types.h b/wolftpm/tpm2_types.h
index ddd08d55..d37dee13 100644
--- a/wolftpm/tpm2_types.h
+++ b/wolftpm/tpm2_types.h
@@ -526,6 +526,13 @@ typedef int64_t  INT64;
         #define XSLEEP_MS(ms) k_msleep(ms)
     #elif defined(WOLFSSL_ESPIDF)
         #define XSLEEP_MS(ms) vTaskDelay(pdMS_TO_TICKS(ms))
+    #elif defined(__linux__) || defined(__ARM_EABI__)
+        #include <unistd.h>
+        static inline void XSLEEP_MS(unsigned int ms) {
+            if (ms >= 1000)
+                sleep(ms / 1000);
+            usleep((ms % 1000) * 1000);
+        }
     #elif defined(_POSIX_C_SOURCE) && _POSIX_C_SOURCE >= 199309L
         #include <time.h>
         static inline void XSLEEP_MS(unsigned int ms) {