From 18c3095346159a4f5c3db9775b4f7c6aebca77c2 Mon Sep 17 00:00:00 2001
From: Nathaniel Brough <nathaniel.brough@gmail.com>
Date: Fri, 20 Jan 2023 15:40:32 -0800
Subject: fix: Change all static variables to thread when fuzzing

---
 src/common/tusb_compiler.h | 7 +++++++
 src/common/tusb_debug.h    | 2 +-
 src/common/tusb_types.h    | 4 ++--
 3 files changed, 10 insertions(+), 3 deletions(-)

(limited to 'src/common')

diff --git a/src/common/tusb_compiler.h b/src/common/tusb_compiler.h
index 2c30daf6f..6a02959ca 100644
--- a/src/common/tusb_compiler.h
+++ b/src/common/tusb_compiler.h
@@ -61,6 +61,13 @@
   #define TU_VERIFY_STATIC(const_expr, _mess) enum { TU_XSTRCAT(_verify_static_, _TU_COUNTER_) = 1/(!!(const_expr)) }
 #endif
 
+/* --------------------- Fuzzing types -------------------------------------- */
+#ifdef FUZZ
+  #define TU_STATIC __thread static
+#else
+  #define TU_STATIC static
+#endif
+
 // for declaration of reserved field, make use of _TU_COUNTER_
 #define TU_RESERVED           TU_XSTRCAT(reserved, _TU_COUNTER_)
 
diff --git a/src/common/tusb_debug.h b/src/common/tusb_debug.h
index 65fd1920d..8587b6771 100644
--- a/src/common/tusb_debug.h
+++ b/src/common/tusb_debug.h
@@ -114,7 +114,7 @@ typedef struct
 
 static inline const char* tu_lookup_find(tu_lookup_table_t const* p_table, uint32_t key)
 {
-  static char not_found[11];
+  TU_STATIC char not_found[11];
 
   for(uint16_t i=0; i<p_table->count; i++)
   {
diff --git a/src/common/tusb_types.h b/src/common/tusb_types.h
index 32cdba450..56f782ca3 100644
--- a/src/common/tusb_types.h
+++ b/src/common/tusb_types.h
@@ -529,13 +529,13 @@ TU_ATTR_ALWAYS_INLINE static inline uint16_t tu_edpt_packet_size(tusb_desc_endpo
 #if CFG_TUSB_DEBUG
 TU_ATTR_ALWAYS_INLINE static inline const char *tu_edpt_dir_str(tusb_dir_t dir)
 {
-  static const char *str[] = {"out", "in"};
+  TU_STATIC const char *str[] = {"out", "in"};
   return str[dir];
 }
 
 TU_ATTR_ALWAYS_INLINE static inline const char *tu_edpt_type_str(tusb_xfer_type_t t)
 {
-  static const char *str[] = {"control", "isochronous", "bulk", "interrupt"};
+  TU_STATIC const char *str[] = {"control", "isochronous", "bulk", "interrupt"};
   return str[t];
 }
 #endif
-- 
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