mm/tlsf/0001-Add-TLSF_API-and-tlsf_printf.patch

From f413f7d60212a925078748e800f381ced51b9e9a Mon Sep 17 00:00:00 2001
From: Nodir Temirkhodjaev <nodir.temir@gmail.com>
Date: Fri, 3 Jan 2020 14:41:23 +0500
Subject: [PATCH 1/8] Add TLSF_API and tlsf_printf.

Needed for static building.
---
 tlsf.c | 58 +++++++++++++++++++++++++++++++---------------------------
 tlsf.h | 46 ++++++++++++++++++++++++++--------------------
 2 files changed, 57 insertions(+), 47 deletions(-)

diff --git a/tlsf.c tlsf/tlsf/tlsf.c
index af57573..e344dd5 100644
--- a/tlsf.c
+++ tlsf/tlsf/tlsf.c
@@ -13,6 +13,10 @@
 #define tlsf_decl static
 #endif
 
+#if !defined(tlsf_printf)
+#define tlsf_printf printf
+#endif
+
 /*
 ** Architecture-specific bit manipulation routines.
 **
@@ -841,7 +845,7 @@ static void integrity_walker(void* ptr, size_t size, int used, void* user)
 	integ->status += status;
 }
 
-int tlsf_check(tlsf_t tlsf)
+TLSF_API int tlsf_check(tlsf_t tlsf)
 {
 	int i, j;
 
@@ -898,10 +902,10 @@ int tlsf_check(tlsf_t tlsf)
 static void default_walker(void* ptr, size_t size, int used, void* user)
 {
 	(void)user;
-	printf("\t%p %s size: %x (%p)\n", ptr, used ? "used" : "free", (unsigned int)size, block_from_ptr(ptr));
+	tlsf_printf("\t%p %s size: %x (%p)\n", ptr, used ? "used" : "free", (unsigned int)size, block_from_ptr(ptr));
 }
 
-void tlsf_walk_pool(pool_t pool, tlsf_walker walker, void* user)
+TLSF_API void tlsf_walk_pool(pool_t pool, tlsf_walker walker, void* user)
 {
 	tlsf_walker pool_walker = walker ? walker : default_walker;
 	block_header_t* block =
@@ -918,7 +922,7 @@ void tlsf_walk_pool(pool_t pool, tlsf_walker walker, void* user)
 	}
 }
 
-size_t tlsf_block_size(void* ptr)
+TLSF_API size_t tlsf_block_size(void* ptr)
 {
 	size_t size = 0;
 	if (ptr)
@@ -929,7 +933,7 @@ size_t tlsf_block_size(void* ptr)
 	return size;
 }
 
-int tlsf_check_pool(pool_t pool)
+TLSF_API int tlsf_check_pool(pool_t pool)
 {
 	/* Check that the blocks are physically correct. */
 	integrity_t integ = { 0, 0 };
@@ -942,22 +946,22 @@ int tlsf_check_pool(pool_t pool)
 ** Size of the TLSF structures in a given memory block passed to
 ** tlsf_create, equal to the size of a control_t
 */
-size_t tlsf_size(void)
+TLSF_API size_t tlsf_size(void)
 {
 	return sizeof(control_t);
 }
 
-size_t tlsf_align_size(void)
+TLSF_API size_t tlsf_align_size(void)
 {
 	return ALIGN_SIZE;
 }
 
-size_t tlsf_block_size_min(void)
+TLSF_API size_t tlsf_block_size_min(void)
 {
 	return block_size_min;
 }
 
-size_t tlsf_block_size_max(void)
+TLSF_API size_t tlsf_block_size_max(void)
 {
 	return block_size_max;
 }
@@ -967,17 +971,17 @@ size_t tlsf_block_size_max(void)
 ** tlsf_add_pool, equal to the overhead of a free block and the
 ** sentinel block.
 */
-size_t tlsf_pool_overhead(void)
+TLSF_API size_t tlsf_pool_overhead(void)
 {
 	return 2 * block_header_overhead;
 }
 
-size_t tlsf_alloc_overhead(void)
+TLSF_API size_t tlsf_alloc_overhead(void)
 {
 	return block_header_overhead;
 }
 
-pool_t tlsf_add_pool(tlsf_t tlsf, void* mem, size_t bytes)
+TLSF_API pool_t tlsf_add_pool(tlsf_t tlsf, void* mem, size_t bytes)
 {
 	block_header_t* block;
 	block_header_t* next;
@@ -987,7 +991,7 @@ pool_t tlsf_add_pool(tlsf_t tlsf, void* mem, size_t bytes)
 
 	if (((ptrdiff_t)mem % ALIGN_SIZE) != 0)
 	{
-		printf("tlsf_add_pool: Memory must be aligned by %u bytes.\n",
+		tlsf_printf("tlsf_add_pool: Memory must be aligned by %u bytes.\n",
 			(unsigned int)ALIGN_SIZE);
 		return 0;
 	}
@@ -995,11 +999,11 @@ pool_t tlsf_add_pool(tlsf_t tlsf, void* mem, size_t bytes)
 	if (pool_bytes < block_size_min || pool_bytes > block_size_max)
 	{
 #if defined (TLSF_64BIT)
-		printf("tlsf_add_pool: Memory size must be between 0x%x and 0x%x00 bytes.\n", 
+		tlsf_printf("tlsf_add_pool: Memory size must be between 0x%x and 0x%x00 bytes.\n", 
 			(unsigned int)(pool_overhead + block_size_min),
 			(unsigned int)((pool_overhead + block_size_max) / 256));
 #else
-		printf("tlsf_add_pool: Memory size must be between %u and %u bytes.\n", 
+		tlsf_printf("tlsf_add_pool: Memory size must be between %u and %u bytes.\n", 
 			(unsigned int)(pool_overhead + block_size_min),
 			(unsigned int)(pool_overhead + block_size_max));
 #endif
@@ -1026,7 +1030,7 @@ pool_t tlsf_add_pool(tlsf_t tlsf, void* mem, size_t bytes)
 	return mem;
 }
 
-void tlsf_remove_pool(tlsf_t tlsf, pool_t pool)
+TLSF_API void tlsf_remove_pool(tlsf_t tlsf, pool_t pool)
 {
 	control_t* control = tlsf_cast(control_t*, tlsf);
 	block_header_t* block = offset_to_block(pool, -(int)block_header_overhead);
@@ -1046,7 +1050,7 @@ void tlsf_remove_pool(tlsf_t tlsf, pool_t pool)
 */
 
 #if _DEBUG
-int test_ffs_fls()
+static int test_ffs_fls()
 {
 	/* Verify ffs/fls work properly. */
 	int rv = 0;
@@ -1067,13 +1071,13 @@ int test_ffs_fls()
 
 	if (rv)
 	{
-		printf("test_ffs_fls: %x ffs/fls tests failed.\n", rv);
+		tlsf_printf("test_ffs_fls: %x ffs/fls tests failed.\n", rv);
 	}
 	return rv;
 }
 #endif
 
-tlsf_t tlsf_create(void* mem)
+TLSF_API tlsf_t tlsf_create(void* mem)
 {
 #if _DEBUG
 	if (test_ffs_fls())
@@ -1084,7 +1088,7 @@ tlsf_t tlsf_create(void* mem)
 
 	if (((tlsfptr_t)mem % ALIGN_SIZE) != 0)
 	{
-		printf("tlsf_create: Memory must be aligned to %u bytes.\n",
+		tlsf_printf("tlsf_create: Memory must be aligned to %u bytes.\n",
 			(unsigned int)ALIGN_SIZE);
 		return 0;
 	}
@@ -1094,25 +1098,25 @@ tlsf_t tlsf_create(void* mem)
 	return tlsf_cast(tlsf_t, mem);
 }
 
-tlsf_t tlsf_create_with_pool(void* mem, size_t bytes)
+TLSF_API tlsf_t tlsf_create_with_pool(void* mem, size_t bytes)
 {
 	tlsf_t tlsf = tlsf_create(mem);
 	tlsf_add_pool(tlsf, (char*)mem + tlsf_size(), bytes - tlsf_size());
 	return tlsf;
 }
 
-void tlsf_destroy(tlsf_t tlsf)
+TLSF_API void tlsf_destroy(tlsf_t tlsf)
 {
 	/* Nothing to do. */
 	(void)tlsf;
 }
 
-pool_t tlsf_get_pool(tlsf_t tlsf)
+TLSF_API pool_t tlsf_get_pool(tlsf_t tlsf)
 {
 	return tlsf_cast(pool_t, (char*)tlsf + tlsf_size());
 }
 
-void* tlsf_malloc(tlsf_t tlsf, size_t size)
+TLSF_API void* tlsf_malloc(tlsf_t tlsf, size_t size)
 {
 	control_t* control = tlsf_cast(control_t*, tlsf);
 	const size_t adjust = adjust_request_size(size, ALIGN_SIZE);
@@ -1120,7 +1124,7 @@ void* tlsf_malloc(tlsf_t tlsf, size_t size)
 	return block_prepare_used(control, block, adjust);
 }
 
-void* tlsf_memalign(tlsf_t tlsf, size_t align, size_t size)
+TLSF_API void* tlsf_memalign(tlsf_t tlsf, size_t align, size_t size)
 {
 	control_t* control = tlsf_cast(control_t*, tlsf);
 	const size_t adjust = adjust_request_size(size, ALIGN_SIZE);
@@ -1177,7 +1181,7 @@ void* tlsf_memalign(tlsf_t tlsf, size_t align, size_t size)
 	return block_prepare_used(control, block, adjust);
 }
 
-void tlsf_free(tlsf_t tlsf, void* ptr)
+TLSF_API void tlsf_free(tlsf_t tlsf, void* ptr)
 {
 	/* Don't attempt to free a NULL pointer. */
 	if (ptr)
@@ -1205,7 +1209,7 @@ void tlsf_free(tlsf_t tlsf, void* ptr)
 ** - an extended buffer size will leave the newly-allocated area with
 **   contents undefined
 */
-void* tlsf_realloc(tlsf_t tlsf, void* ptr, size_t size)
+TLSF_API void* tlsf_realloc(tlsf_t tlsf, void* ptr, size_t size)
 {
 	control_t* control = tlsf_cast(control_t*, tlsf);
 	void* p = 0;
diff --git a/tlsf.h tlsf/tlsf/tlsf.h
index e9b5a91..c2c4161 100644
--- a/tlsf.h
+++ tlsf/tlsf/tlsf.h
@@ -40,6 +40,12 @@
 
 #include <stddef.h>
 
+/* Definition of the TLSF_API. */
+/* Provide the ability to override linkage features of the interface. */
+#if !defined(TLSF_API)
+#define TLSF_API
+#endif
+
 #if defined(__cplusplus)
 extern "C" {
 #endif
@@ -50,38 +56,38 @@ typedef void* tlsf_t;
 typedef void* pool_t;
 
 /* Create/destroy a memory pool. */
-tlsf_t tlsf_create(void* mem);
-tlsf_t tlsf_create_with_pool(void* mem, size_t bytes);
-void tlsf_destroy(tlsf_t tlsf);
-pool_t tlsf_get_pool(tlsf_t tlsf);
+TLSF_API tlsf_t tlsf_create(void* mem);
+TLSF_API tlsf_t tlsf_create_with_pool(void* mem, size_t bytes);
+TLSF_API void tlsf_destroy(tlsf_t tlsf);
+TLSF_API pool_t tlsf_get_pool(tlsf_t tlsf);
 
 /* Add/remove memory pools. */
-pool_t tlsf_add_pool(tlsf_t tlsf, void* mem, size_t bytes);
-void tlsf_remove_pool(tlsf_t tlsf, pool_t pool);
+TLSF_API pool_t tlsf_add_pool(tlsf_t tlsf, void* mem, size_t bytes);
+TLSF_API void tlsf_remove_pool(tlsf_t tlsf, pool_t pool);
 
 /* malloc/memalign/realloc/free replacements. */
-void* tlsf_malloc(tlsf_t tlsf, size_t bytes);
-void* tlsf_memalign(tlsf_t tlsf, size_t align, size_t bytes);
-void* tlsf_realloc(tlsf_t tlsf, void* ptr, size_t size);
-void tlsf_free(tlsf_t tlsf, void* ptr);
+TLSF_API void* tlsf_malloc(tlsf_t tlsf, size_t bytes);
+TLSF_API void* tlsf_memalign(tlsf_t tlsf, size_t align, size_t bytes);
+TLSF_API void* tlsf_realloc(tlsf_t tlsf, void* ptr, size_t size);
+TLSF_API void tlsf_free(tlsf_t tlsf, void* ptr);
 
 /* Returns internal block size, not original request size */
-size_t tlsf_block_size(void* ptr);
+TLSF_API size_t tlsf_block_size(void* ptr);
 
 /* Overheads/limits of internal structures. */
-size_t tlsf_size(void);
-size_t tlsf_align_size(void);
-size_t tlsf_block_size_min(void);
-size_t tlsf_block_size_max(void);
-size_t tlsf_pool_overhead(void);
-size_t tlsf_alloc_overhead(void);
+TLSF_API size_t tlsf_size(void);
+TLSF_API size_t tlsf_align_size(void);
+TLSF_API size_t tlsf_block_size_min(void);
+TLSF_API size_t tlsf_block_size_max(void);
+TLSF_API size_t tlsf_pool_overhead(void);
+TLSF_API size_t tlsf_alloc_overhead(void);
 
 /* Debugging. */
 typedef void (*tlsf_walker)(void* ptr, size_t size, int used, void* user);
-void tlsf_walk_pool(pool_t pool, tlsf_walker walker, void* user);
+TLSF_API void tlsf_walk_pool(pool_t pool, tlsf_walker walker, void* user);
 /* Returns nonzero if any internal consistency check fails. */
-int tlsf_check(tlsf_t tlsf);
-int tlsf_check_pool(pool_t pool);
+TLSF_API int tlsf_check(tlsf_t tlsf);
+TLSF_API int tlsf_check_pool(pool_t pool);
 
 #if defined(__cplusplus)
 };
-- 
2.34.1